1 2009-07-23 Neil Vachharajani <nvachhar@google.com>
3 PR rtl-optimization/40209
4 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
6 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
8 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
10 with the rest of string where appropriate. Use fputs or putc
11 instead of fprintf where appropriate.
13 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
14 Pat Haugen <pthaugen@us.ibm.com>
15 Revital Eres <ERES@il.ibm.com>
17 * config/rs6000/vector.md: New file. Move most of the vector
18 expander support here from altivec.md to allow for the VSX vector
19 unit in the future. Add support for secondary_reload patterns.
20 Rewrite the patterns for vector comparison, and vector comparison
21 predicate instructions so that the RTL expresses the desired
22 behavior, instead of using unspec.
24 * config/rs6000/constraints.md ("f" constraint): Use
25 rs6000_constraints to hold the precalculated register class.
26 ("d" constraint): Ditto.
27 ("wd" constraint): New constraint for VSX.
28 ("wf" constraint): Ditto.
29 ("ws" constraint): Ditto.
30 ("wa" constraint): Ditto.
31 ("wZ" constraint): Ditto.
32 ("j" constraint): Ditto.
34 * config/rs6000/predicates.md (vsx_register_operand): New
36 (vfloat_operand): New predicate for vector.md.
37 (vint_operand): Ditto.
38 (vlogical_operand): Ditto.
39 (easy_fp_constant): If VSX, 0.0 is an easy constant.
40 (easy_vector_constant): Add VSX support.
41 (altivec_indexed_or_indirect_operand): New predicate for
42 recognizing Altivec style memory references with AND -16.
44 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
45 for vector secondary reload support.
46 (rs6000_vector_reg_class): Delete, replacing it with rs6000_constraints.
47 (rs6000_vsx_reg_class): Ditto.
48 (rs6000_constraints): New array to hold the register classes of
49 each of the register constraints that can vary at runtime.
50 (builtin_mode_to_type): New static array for builtin function type
52 (builtin_hash_table): New static hash table for builtin function
54 (TARGET_SECONDARY_RELOAD): Define target hook.
55 (TARGET_IRA_COVER_CLASSES): Ditto.
56 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
57 registers are 128 bits if VSX memory reference instructions are used.
58 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
60 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
61 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
62 Print several of the scheduling related parameters.
63 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
64 rs6000_constraints instead of rs6000_vector_reg_class. Move
65 -mdebug=reg code to rs6000_debug_reg_global. Add support for
66 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
67 Altivec. Add VSX support. Setup for secondary reload support on
68 Altivec/VSX registers.
69 (rs6000_override_options): Make power7 set the scheduling groups
70 like the power5. Add support for new debug switches to override
71 the scheduling defaults. Temporarily disable -mcpu=power7 from
72 setting -mvsx. Add support for debug switches -malways-hint,
73 -msched-groups, and -malign-branch-targets.
74 (rs6000_buitlin_conversion): Add support for returning unsigned
75 vector conversion functions to fix regressions due to stricter
77 (rs6000_builtin_mul_widen_even): Ditto.
78 (rs6000_builtin_mul_widen_odd): Ditto.
79 (rs6000_builtin_vec_perm): Ditto.
80 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
81 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
83 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
85 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
86 VSX types for bit operations. Changes to accomidate vector.md.
89 (struct builtin_description_predicates): Rewrite predicate
90 handling so that RTL describes the operation, instead of passing
91 the instruction to be used as a string argument.
92 (bdesc_altivec_preds): Ditto.
93 (altivec_expand_predicate_builtin): Ditto.
94 (altivec_expand_builtin): Ditto.
95 (rs6000_expand_ternop_builtin): Use a switch instead of an if
96 statement for vsldoi support.
97 (altivec_expand_ld_builtin): Change to use new names from vector.md.
98 (altivec_expand_st_builtin): Ditto.
99 (paired_expand_builtin): Whitespace changes.
100 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
101 builtin_mode_to_type table for secondary reload. Call
102 builtin_function_type to build random builtin functions.
103 (altivec_init_builtins): Change to use builtin_function_type to
104 create builtin function types dynamically as we need them.
105 (builtin_hash_function): New support for hashing the tree types
106 for builtin function as we need it, rather than trying to build
107 all of the trees that we need. Add initial preliminary VSX support.
108 (builtin_function_type): Ditto.
109 (builtin_function_eq): Ditto.
110 (builtin_hash_struct): Ditto.
111 (rs6000_init_builtins): Ditto.
112 (rs6000_common_init_builtins): Ditto.
113 (altivec_init_builtins): Ditto.
114 (rs6000_common_init_builtins): Ditto.
115 (enum reload_reg_type): New enum for simplifing reg classes.
116 (rs6000_reload_register_type): Simplify register classes into GPR,
117 Vector, and other registers. Altivec and VSX addresses in reload.
118 (rs6000_secondary_reload_inner): Ditto.
119 (rs6000_ira_cover_classes): New target hook, that returns the
120 appropriate cover classes, based on -mvsx being used or not.
121 (rs6000_secondary_reload_class): Add VSX support.
122 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
123 (get_vsel_insn): Ditto.
124 (rs6000_emit_vector_compare): Rewrite vector conditional support
125 so that where we can, we use RTL operators, instead of blindly use
127 (rs6000_emit_vector_select): Ditto.
128 (rs6000_emit_vector_cond_expr): Ditto.
129 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
130 (create_TOC_reference): Add -mdebug=addr support.
131 (emit_frame_save): VSX loads/stores need register indexed addressing.
133 * config/rs6000/rs6000.md: Include vector.md.
135 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
137 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
138 support for V2DI, V2DF in logical, permute, select operations.
140 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
141 switch for vsx/power7.
142 (-mvsx-scalar-memory): Ditto.
143 (-mvsx-align-128): Ditto.
144 (-mallow-movmisalign): Ditto.
145 (-mallow-df-permute): Ditto.
146 (-msched-groups): Ditto.
147 (-malways-hint): Ditto.
148 (-malign-branch-targets): Ditto.
150 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
152 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
153 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
154 (rs6000_vector_reg_class): Delete.
155 (rs6000_vsx_reg_class): Ditto.
156 (enum rs6000_reg_class_enum): New enum for the constraints that
157 vary based on target switches.
158 (rs6000_constraints): New array to hold the register class for all
159 of the register constraints that vary based on the switches used.
160 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
161 (enum rs6000_builtins): Add unsigned varients for the builtin
162 declarations returned by target hooks for expanding multiplies,
163 select, and permute operations. Add VSX builtins.
164 (enum rs6000_builtin_type_index): Add entries for VSX.
165 (V2DI_type_node): Ditto.
166 (V2DF_type_node): Ditto.
167 (unsigned_V2DI_type_node): Ditto.
168 (bool_long_type_node): Ditto.
169 (intDI_type_internal_node): Ditto.
170 (uintDI_type_internal_node): Ditto.
171 (double_type_internal_node): Ditto.
173 * config/rs6000/altivec.md (whole file): Move all expanders to
174 vector.md from altivec.md. Rename insn matching functions to be
176 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
177 (altivec_vcmp*): Ditto.
178 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
179 (VM): New iterator for moves that includes the VSX types.
180 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
181 (altivec_vperm_<mode>_uns): New, for unsigned types.
182 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
183 (altivec_eq<mode>): Ditto.
184 (altivec_gt<mode>): Ditto.
185 (altivec_gtu<mode>): Ditto.
186 (altivec_eqv4sf): Ditto.
187 (altivec_gev4sf): Ditto.
188 (altivec_gtv4sf): Ditto.
189 (altivec_vcmpbfp_p): Ditto.
191 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
193 (split for ior/xor with shift and zero-extend): Cast op3 to
196 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
199 * config/i386/i386.c (output_387_ffreep): Rewrite to return
200 ASM_SHORT instead of .word.
201 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
202 instead of .word in asm template.
204 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
207 * ira-lives.c (bb_has_abnormal_call_pred): New function.
208 (process_bb_node_lives): Use it.
210 * ira.c (setup_cover_and_important_classes): Don't setup
211 ira_important_class_nums. Add cover classes to the end of
213 (cover_class_order, comp_reg_classes_func,
214 reorder_important_classes): New.
215 (find_reg_class_closure): Use reorder_important_classes.
217 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
219 * config/i386/i386.c (i386_ira_cover_classes): New function.
220 (TARGET_IRA_COVER_CLASSES): Redefine.
222 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
223 importance of order of cover classes in the array.
225 2009-07-22 Diego Novillo <dnovillo@google.com>
227 * tree-pass.h (TDF_EH): Define.
228 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
229 contains TDF_EH, print the EH region number holding GS.
230 * tree-dump.c (dump_options): Add "eh".
231 * doc/invoke.texi: Document it.
233 2009-07-22 Doug Kwan <dougkwan@google.com>
235 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
237 2009-07-22 Michael Matz <matz@suse.de>
239 PR tree-optimization/35229
240 PR tree-optimization/39300
242 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
243 (inhibit_phi_insertion): New function.
244 (insert_into_preds_of_block): Call it for REFERENCEs.
245 (init_pre): Initialize and finalize scalar evolutions.
246 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
248 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
250 * config/i386/predicates.md (zero_extended_scalar_load_operand):
251 Use CONST_VECTOR_NUNITS to determine number of elements.
253 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
255 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
256 (U, W): Constraints are now deprecated and will be removed if we
258 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
260 ("prefetch"): Add the stcmh instruction for prefetching.
261 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
263 (s390_short_displacement): Return always true if compiling for
264 machines not providing the long displacement facility.
265 (s390_mem_constraint): Support the new constraint letter Z.
266 (s390_check_qrst_address): New function.
268 2009-07-21 DJ Delorie <dj@redhat.com>
270 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
273 2009-07-21 Jason Merrill <jason@redhat.com>
275 * c-common.c (max_tinst_depth): Increase default to 1024.
277 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
279 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
280 (vec_unpacku_float_lo_v4si): Ditto.
282 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
285 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
286 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
287 (builtin_description): Add __builtin_ia32_cvtudq2ps.
288 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
290 2009-07-21 Jakub Jelinek <jakub@redhat.com>
292 PR tree-optimization/40813
293 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
296 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
298 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
299 with a NOP_EXPR if needed.
301 2009-07-21 Paul Brook <paul@codesourcery.com>
303 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
304 Terminate debug dump with newline.
306 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
308 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
309 Cast "1" to unsigned HOST_WIDE_INT.
310 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
311 deposit length to the maximum length - lsb. Extend length if
312 HOST_BITS_PER_WIDE_INT is 32.
314 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
316 * cgraph.h (constant_pool_htab): New function.
317 (constant_descriptor_tree): Move from varasm.c.
318 * varasm.c (constant_pool_htab): New function.
319 (constant_descriptor_tree): Move to cgraph.h.
321 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
323 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
325 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
327 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
330 2009-07-20 Xinliang David Li <davidxl@google.com>
332 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
334 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
336 * config/mips/mips.md (move_type): Add arith.
337 (type): Handle arith.
338 (zero_extendsidi2): Rename this into ...
339 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
340 (zero_extendsidi2): New expander.
341 (*zero_extendsidi2_dext): New pattern.
343 2009-07-20 Nick Clifton <nickc@redhat.com>
345 * config.gcc (mips64-*-*): Add definition of tm_defines in order
346 to set MIPS_ABI_DEFAULT.
347 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
349 2009-07-20 Jakub Jelinek <jakub@redhat.com>
351 * tree-object-size.c (addr_object_size): Handle unions with
352 array in it as last field of structs in __bos (, 1) as __bos (, 0).
354 PR tree-optimization/40792
355 * tree.c (build_function_type_skip_args): Remove bogus assert.
357 2009-07-20 Jan Hubicka <jh@suse.cz>
358 Martin Jambor <mjambor@suse.cz>
360 * cgraph.h (combined_args_to_skip): New field.
361 * cgraph.c (cgraph_create_virtual_clone): Properly handle
362 combined_args_to_skip and args_to_skip.
363 * tree-inline.c (update_clone_info): New function.
364 (tree_function_versioning): Call update_clone_info.
365 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
367 (cgraph_materialize_all_clones): More extensive dumping, working
368 with combined_args_to_skip rather than args_to_skip.
370 2009-07-20 Ira Rosen <irar@il.ibm.com>
372 * tree-vectorizer.h (vectorizable_condition): Add parameters.
373 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
374 (get_initial_def_for_reduction): Likewise.
375 (vectorizable_reduction): Skip the check of first operand in case
376 of COND_EXPR. Add check that it is outer loop vectorization if
377 nested cycle was detected. Call vectorizable_condition() for
378 COND_EXPR. If reduction epilogue cannot be created do not fail for
379 nested cycles (if it is not double reduction). Assert that there
380 is only one type in the loop in case of COND_EXPR. Call
381 vectorizable_condition() to vectorize COND_EXPR.
382 * tree-vect-stmts.c (vectorizable_condition): Update comment.
383 Add parameters. Allow nested cycles if called from
384 vectorizable_reduction(). Use reduction vector variable if provided.
385 (vect_analyze_stmt): Call vectorizable_reduction() before
386 vectorizable_condition().
387 (vect_transform_stmt): Update call to vectorizable_condition().
389 2009-07-20 Christian Bruel <christian.bruel@st.com>
391 * config/sh/sh.opt (-mfmovd): Resurrect and document.
392 * doc/invoke.texi (-mfmovd): Likewise.
393 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
395 2009-07-20 Jan Hubicka <jh@suse.cz>
397 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
398 when handling SSA name.
400 2009-07-19 Jan Hubicka <jh@suse.cz>
402 PR tree-optimization/40676
403 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
404 virtual PHIs in empty BBs.
406 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
408 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
409 re-expanded the compound use gen_lowpart instead to convert to the
412 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
414 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
415 OUTER_CONST arguments.
416 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
417 the new wider mode will be masked off.
418 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
420 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
422 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
423 high-order bits are zero.
425 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
427 * combine.c (simplify_shift_const_1): Split code to determine
429 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
430 new bits shifted in are identical to the old sign bit.
432 2009-07-18 Richard Guenther <rguenther@suse.de>
435 * gimplify.c (gimplify_call_expr): Reject code using results from
436 functions returning void.
438 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
440 * doc/md.texi: Document the new PowerPC "es" constraint.
441 Document that "m" can include automodified addresses on this target,
442 and explain how %U must be used. Extend the "Q" and "Z" documentation
443 to suggest "es" as well as "m".
444 * config/rs6000/constraints.md (es): New memory constraint.
445 (Q, Z): Update strings to match new documentation.
447 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
449 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
450 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
451 * config/rs6000/predicates.md (volatile_mem_operand): Use
452 offsettable_nonstrict_memref_p.
453 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
454 (*floatunssidf2_internal): Likewise.
455 (*fix_truncdfsi2_internal): Likewise.
456 (*fix_trunctfsi2_internal): Likewise.
458 2009-07-17 Anatoly Sokolov <aesok@post.ru>
460 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
462 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
464 2009-07-17 Richard Guenther <rguenther@suse.de>
467 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
468 (pass_warn_unused_result): Likewise.
469 (TODO_set_props): Remove.
470 * omp-low.c (diagnose_omp_structured_block_errors): Change to
472 (pass_diagnose_omp_blocks): Define.
473 * c-decl.c (pop_file_scope): Do not finalize the CU here.
474 (c_gimple_diagnostics_recursively): Remove.
475 (finish_function): Do not call it.
476 (c_write_global_declarations): Continue after errors.
477 Finalize the CU here.
478 * c-gimplify.c (c_genericize): Do not gimplify here.
479 * c-common.c (c_warn_unused_result): Move ...
480 * tree-cfg.c (do_warn_unused_result): ... here.
481 (run_warn_unused_result): New function.
482 (gate_warn_unused_result): New function.
483 (pass_warn_unused_result): New pass.
484 * c-common.h (c_warn_unused_result): Remove.
485 * flags.h (flag_warn_unused_result): Declare.
486 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
487 * opts.c (flag_warn_unused_result): Initialize to false.
488 * toplev.c (compile_file): Add comment.
489 * omp-low.c (create_omp_child_function): Do not register
490 the function with the frontend.
491 (diagnose_omp_structured_block_errors): Prepare to be
492 called as optimization pass.
493 (gate_diagnose_omp_blocks): New function.
494 (pass_diagnose_omp_blocks): New pass.
495 * cgraph.h (cgraph_optimize): Remove.
496 (cgraph_analyze_function): Likewise.
497 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
498 * cgraphunit.c (cgraph_lower_function): Lower nested functions
499 before their parents here.
500 (cgraph_finalize_function): Not here.
501 (cgraph_analyze_function): Gimplify functions here.
502 (cgraph_finalize_compilation_unit): Continue after errors.
503 Optimize the callgraph from here.
504 (cgraph_optimize): Make static.
505 * langhooks.c (write_global_declarations): Finalize the CU.
506 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
507 (gimplify_function_tree): Assert we gimplify only once.
508 Set PROP_gimple_any property.
509 * tree-nested.c (gimplify_all_functions): New function.
510 (lower_nested_functions): Gimplify all nested functions.
511 * gimple.h (diagnose_omp_structured_block_errors): Remove.
512 * passes.c (init_optimization_passes): Add pass_warn_unused_result
513 and pass_diagnose_omp_blocks after gimplification. Do not
514 set TODO_set_props on all_lowering_passes.
515 (execute_one_pass): Do not handle TODO_set_props.
516 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
517 (gimplify.o): Add tree-pass.h dependency.
518 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
519 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
520 (unsave_r): Likewise.
521 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
524 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
526 * doc/service.texi (Service): Restore previously removed link,
527 which isn't broken after all.
529 2009-07-17 Richard Guenther <rguenther@suse.de>
531 PR tree-optimization/40321
532 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
533 PHI nodes to the maximal set.
534 (make_values_for_phi): Add PHI arguments to the maximal set.
535 (execute_pre): Dump PHI_GEN and the maximal set.
537 2009-07-17 Jakub Jelinek <jakub@redhat.com>
540 * gimplify.c (gimplify_conversion): Don't change non-conversions into
543 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
545 * doc/extend.texi (Nested Functions): Replace broken link with
547 * doc/service.texi (Service): Remove broken link.
549 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
552 * builtins.c (expand_builtin_memcmp): Use loc instead of
554 (expand_builtin_strncmp): Likewise.
556 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
557 Manuel López-Ibáñez <manu@gcc.gnu.org>
560 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
561 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
562 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
563 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
564 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
565 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
566 tree-inline.c, c-common.c, c-common.h, gimple.c,
567 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
568 convert.c: Add location argument to fold_{unary,binary,ternary},
569 fold_build[123], build_call_expr, build_size_arg,
570 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
571 fold_build1_initializer, fold_build2_initializer,
572 fold_build3_initializer, fold_build_call_array,
573 fold_build_call_array_initializer, fold_single_bit_test,
574 omit_one_operand, omit_two_operands, invert_truthvalue,
575 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
576 combine_comparisons, fold_builtin_*, fold_call_expr,
577 build_range_check, maybe_fold_offset_to_address, round_up,
580 2009-07-16 Jason Merrill <jason@redhat.com>
583 * c-common.c (c_common_reswords): Add __is_standard_layout
585 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
586 * doc/implement-cxx.texi: New.
587 * doc/gcc.texi: Include it.
589 2009-07-16 DJ Delorie <dj@redhat.com>
591 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
592 compares that may be indirectly affected by previous instructions.
594 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
596 * builtins.c (do_mpc_arg2): New.
597 (fold_builtin_2): Fold builtin cpow.
598 * real.h (HAVE_mpc_pow): New.
600 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
602 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
603 comparison to skip unprofitable schedule
605 2009-07-16 Simon Baldwin <simonb@google.com>
607 * gcc.c (option_map): New flag -no-canonical-prefixes.
608 * (display_help): Print help text for new flag.
609 * (process_command): Move options translation and language specifics
610 and handle new flag early. Use it to set a function pointer to a
611 prefix builder. Replace make_relative_prefix calls with calls to
612 the function pointed to. Ignore new flag in regular options handling.
613 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
615 2009-07-15 DJ Delorie <dj@redhat.com>
617 * config/mep/mep.md (sibcall_internal): Change register to avoid
619 (sibcall_value_internal): Likewise.
621 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
623 PR rtl-optimization/40710
624 * resource.c (mark_target_live_regs): Reset DF problem to LR.
626 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
628 * config/mips/mips.md (*extenddi_truncate<mode>,
629 *extendsi_truncate<mode>): Change type attribute to move_type
630 with shift_shift. Split out code handling exts from here ...
631 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
633 (*extendhi_truncateqi): Change type attribute to move_type with
634 shift_shift. Split out code handling exts from here ...
635 (*extendhi_truncateqi_exts): ... to this new pattern.
637 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
639 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
640 instead of "and" with inverted sign bit mask value. Use
641 "nonimmediate_operand" for operand 1 and operand 2 predicate.
642 Allocate registers only for operand 4 and operand 5.
644 2009-07-15 Jakub Jelinek <jakub@redhat.com>
647 * fold-const.c (fold_cond_expr_with_comparison): When folding
648 < and <= to MIN, make sure the MIN uses the same type as the
649 comparison's operands.
651 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
653 * arm.md (ior_xor): New code iterator.
654 (split for ior/xor with shift and zero-extend): New split pattern.
655 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
657 2009-07-15 Richard Guenther <rguenther@suse.de>
659 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
662 2009-07-15 Richard Guenther <rguenther@suse.de>
665 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
667 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
669 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
670 handle 2.6.30 kernel.
672 2009-07-15 DJ Delorie <dj@redhat.com>
674 * config/mep/mep.md (sibcall_internal): Change register to allow
675 for 24-bit addresses.
676 (sibcall_value_internal): Likewise.
678 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
680 * doc/invoke.texi: Added descriptions of the scheduling heuristics
681 that are enabled/disabled by the flags introduced by a previous patch.
683 2009-07-14 DJ Delorie <dj@redhat.com>
685 * config/mep/mep.md (sibcall_internal): Include non-toggling
687 (sibcall_value_internal): Likewise.
689 2009-07-14 Taras Glek <tglek@mozilla.com>
690 Rafael Espindola <espindola@google.com>
692 * doc/sourcebuild.texi: Document install-plugin target.
693 * configure.ac: Added install-plugin target to language makefiles.
694 * configure: Regenerate.
695 * Makefile.in: (install-plugin): Install more headers,
696 depend on lang.install-plugin.
698 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
700 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
703 2009-07-14 DJ Delorie <dj@redhat.com>
705 * config/mep/mep.c (mep_vliw_jmp_match): New function.
706 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
707 * config/mep/mep.md (sibcall_internal): Change test from
708 mep_vliw_mode_match to mep_vliw_jmp_match.
709 (sibcall_value_internal): Likewise.
711 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
713 * config/i386/sse.md (copysign<mode>3): New expander.
714 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
715 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
716 Use ix86_build_const_vector.
717 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
718 IX86_BUILTIN_CPYSGNPD.
719 (builtin_description): Add __builtin_ia32_copysignps and
720 __builtin_ia32_copysignpd.
721 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
722 and BUILT_IN_COPYSIGNF.
724 2009-07-13 Jason Merrill <jason@redhat.com>
726 * builtins.c (can_trust_pointer_alignment): New fn.
727 (get_pointer_alignment): Factor it out from here.
728 * tree.h: Declare it.
730 2009-07-14 David Edelsohn <edelsohn@gnu.org>
732 * config/rs6000/predicates.md (offsettable_mem_operand): Test
735 2009-07-14 Dodji Seketeli <dodji@redhat.com>
739 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
741 2009-07-14 Richard Guenther <rguenther@suse.de>
742 Andrey Belevantsev <abel@ispras.ru>
745 * cfgexpand.c (partition_stack_vars): Do not bother to update
746 alias information when not optimizing.
748 2009-07-14 Richard Guenther <rguenther@suse.de>
749 Andrey Belevantsev <abel@ispras.ru>
751 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
752 (pt_solution_set): Likewise.
753 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
754 * tree-ssa-structalias.c (pt_solution_set): New function.
755 * final.c (rest_of_clean_state): Free SSA data structures.
756 * print-rtl.c (print_decl_name): Remove.
757 (print_mem_expr): Implement in terms of print_generic_expr.
758 * alias.c (ao_ref_from_mem): New function.
759 (rtx_refs_may_alias_p): Likewise.
760 (true_dependence): Query alias-export info.
761 (canon_true_dependence): Likewise.
762 (write_dependence_p): Likewise.
763 * tree-dfa.c (get_ref_base_and_extent): For void types leave
765 * emit-rtl.c (component_ref_for_mem_expr): Remove.
766 (mem_expr_equal_p): Use operand_equal_p.
767 (set_mem_attributes_minus_bitpos): Do not use
768 component_ref_for_mem_expr.
769 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
770 (update_alias_info_with_stack_vars): Likewise.
771 (partition_stack_vars): Call update_alias_info_with_stack_vars.
772 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
773 explicitly nor clear stmt operands.
774 Free the decl-to-pointer map.
775 * tree-optimize.c (execute_free_datastructures): Do not free
776 SSA data structures here.
777 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
778 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
779 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
781 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
783 2009-07-13 DJ Delorie <dj@redhat.com>
785 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
786 unrolling at the right iteration count.
788 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
791 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
793 * haifa-sched.c (rank_for_schedule): Introduced flags to
794 enable/disable individual scheduling heuristics.
795 * common.opt: Introduced flags to enable/disable individual
796 heuristics in the scheduler.
797 * doc/invoke.texi: Introduced flags to enable/disable individual
798 heuristics in the scheduler.
800 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
802 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
803 config/i386/mingw-tls.c.
804 * config/i386/mingw-tls.c: Removed.
806 2009-07-13 Ira Rosen <irar@il.ibm.com>
808 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
809 checks access only relevant statements.
810 (vectorizable_reduction): Likewise.
812 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
814 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
815 just for 32-bit case.
817 2009-07-12 Jan Hubicka <jh@suse.cz>
819 PR tree-optimization/40585
820 * except.c (expand_resx_expr): When there already is resume
821 instruction, produce linked list.
822 (build_post_landing_pads): Assert that resume is empty.
823 (connect_post_landing_pads): Handle resume lists.
824 (dump_eh_tree): Dump resume list.
826 2009-07-12 Ira Rosen <irar@il.ibm.com>
828 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
829 with additional argument.
830 * tree-vectorizer.h (enum vect_def_type): Add
831 vect_double_reduction_def.
832 (vect_is_simple_reduction): Add argument.
833 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
835 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
836 vect_is_simple_reduction with additional argument.
837 (vect_analyze_loop_operations): Handle exit phi nodes in case of
839 (reduction_code_for_scalar_code): Handle additional codes by
840 returning ERROR_MARK for them. Fix comment and indentation.
841 (vect_is_simple_reduction): Fix comment, add argument to specify
842 double reduction. Detect double reduction.
843 (get_initial_def_for_induction): Fix indentation.
844 (get_initial_def_for_reduction): Fix comment and indentation.
845 Handle double reduction. Create initial definitions that do not
846 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
847 (vect_create_epilog_for_reduction): Fix comment, add argument to
848 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
849 epilogue result extraction. Create double reduction phi node and
850 replace relevant uses.
851 (vectorizable_reduction): Call vect_is_simple_reduction with
852 additional argument. Fix indentation. Update epilogue code treatment
853 according to the changes in reduction_code_for_scalar_code. Check
854 for double reduction. Call vect_create_epilog_for_reduction with
856 * tree-vect-stmts.c (process_use): Handle double reduction, update
858 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
859 (vect_get_vec_def_for_operand): Likewise.
861 2009-07-12 Danny Smith <dansmister@gmail.com>
863 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
864 dllexport if !TREE_PUBLIC.
865 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
867 2009-07-11 Anatoly Sokolov <aesok@post.ru>
869 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
870 (avr_extra_arch_macro) Remove declatation.
871 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
872 (avr_extra_arch_macro) Declare as static.
873 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
875 2009-07-11 Jan Hubicka <jh@suse.cz>
878 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
880 2009-07-11 Jakub Jelinek <jakub@redhat.com>
883 * dwarf2out.c (dw_fde_struct): Add in_std_section and
884 cold_in_std_section bits.
885 (dwarf2out_begin_prologue): Initialize them.
886 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
887 if already covered by text_section or cold_text_section range.
889 PR rtl-optimization/40667
890 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
891 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
892 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
893 * config/i386/i386.c (ix86_minimum_alignment): New function.
894 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
895 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
896 * emit-rtl.c (gen_reg_rtx): Likewise.
897 * function.c (assign_parms): Likewise. If nominal_type needs
898 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
899 rather than passed_type's alignment.
902 * function.c (assign_parm_setup_stack): Adjust
903 MEM_OFFSET (data->stack_parm) if promoted_mode is different
904 from nominal_mode on big endian.
906 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
908 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
910 2009-07-10 DJ Delorie <dj@redhat.com>
912 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
914 2009-07-10 Mark Mitchell <mark@codesourcery.com>
916 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
918 (thumb2_cbnz): Likewise.
920 2009-07-10 David Daney <ddaney@caviumnetworks.com>
923 * config.gcc (supported_defaults): Add synci.
924 (with_synci): Add validation.
925 (all_defaults): Add synci.
926 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
929 * config/mips/mips.opt (msynci): New option.
930 * config/mips/mips.c (mips_override_options): Warn on use of
931 -msynci for targets that do now support it.
932 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
934 * gcc/doc/invoke.texi (-msynci): Document the new option.
935 * doc/install.texi (--with-synci): Document the new option.
937 2009-07-10 Richard Guenther <rguenther@suse.de>
939 PR tree-optimization/40496
940 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
941 the PHI result with a compatible type.
943 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
947 * c.opt (Wunused-result): New.
948 * doc/invoke.texi: Document it.
949 * c-common.c (c_warn_unused_result): Use it.
951 2009-07-09 DJ Delorie <dj@redhat.com>
953 * targhooks.c (default_target_can_inline_p): Rename from
954 default_target_option_can_inline_p.
955 * targhooks.h (default_target_can_inline_p): Likewise.
956 * target-def.h (TARGET_CAN_INLINE_P): Rename from
957 TARGET_OPTION_CAN_INLINE_P.
958 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
959 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
960 (mep_target_can_inline_p): Rename from
961 mep_target_option_can_inline_p.
964 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
965 registers used to pass vectors.
967 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
969 2009-07-09 Tom Tromey <tromey@redhat.com>
971 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
972 * config/mmix/mmix.c: Include dwarf2.h.
973 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
974 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
975 * config/sh/sh.c: Include dwarf2.h.
976 * config/i386/i386.c: Include dwarf2.h.
977 * Makefile.in (DWARF2_H): Remove 'elf'.
978 * except.c: Include dwarf2.h.
979 * unwind-dw2.c: Include dwarf2.h.
980 * dwarf2out.c: Include dwarf2.h.
981 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
982 * unwind-dw2-fde.c: Include dwarf2.h.
983 * dwarf2asm.c: Include dwarf2.h.
985 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
987 * haifa-sched.c (insn_finishes_cycle_p): New static function.
989 * sched-int.h (struct sched_info: insn_finishes_block_p): New
991 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
992 (region_sched_info): Update.
993 * sched-ebb.c (ebb_sched_info): Update.
994 * modulo-sched.c (sms_sched_info): Update.
995 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
997 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
999 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1001 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1003 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1005 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1008 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1009 arg1 with arg01 if arg1 is already INTEGER_CST.
1011 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1013 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1014 Transform (and (truncate)) into (truncate (and)).
1016 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1018 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1019 creating LHS paradoxical subregs. Fix surrounding returns to
1020 use NULL_RTX rather than 0.
1022 2009-07-08 DJ Delorie <dj@redhat.com>
1024 * config/mep/mep.c: (mep_option_can_inline_p): New.
1025 (TARGET_OPTION_CAN_INLINE_P): Define.
1027 2009-07-08 Mark Wielaard <mjw@redhat.com>
1030 * dwarf2out.c (add_data_member_location_attribute): When we have
1031 only a constant offset don't emit a new location description using
1032 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1035 2009-07-08 Richard Henderson <rth@redhat.com>
1038 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1039 (enum reg_class): Add CLOBBERED_REGS.
1040 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1041 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1042 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1043 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1044 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1045 force 64-bit sibcalls into R11.
1046 * config/i386/constraints.md (U): New constraint.
1047 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1048 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1049 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1051 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1053 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1055 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1056 * ebitmap.h (dump_ebitmap): Ditto.
1057 * optabs.h (optab_libfunc): Ditto.
1058 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
1059 * tree-flow.h (vect_can_force_dr_alignment_p,
1060 get_vectype_for_scalar_type): Ditto.
1061 (vectorize_loops): Move prototype to ...
1062 * tree-vectorizer.h: ... here. Also, adjust comment.
1063 (vect_set_verbosity_level): Remove duplicate prototype.
1064 * tree-ssa-loop.c: Include tree-vectorizer.h.
1065 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
1067 2009-07-08 Nick Clifton <nickc@redhat.com>
1069 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
1072 2009-07-08 DJ Delorie <dj@redhat.com>
1074 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
1075 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
1076 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
1078 * config/mep/intrinsics.md: Regenerated.
1079 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
1080 registers when asm() or calls are detected.
1082 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1085 * gimplify.c (gimplify_expr): Propagate no_warning flag when
1087 * gimple (gimple_build_call_from_tree): Likewise.
1088 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
1089 no_warning flag before warning.
1091 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1093 * tree.c (set_expr_locus): Remove.
1094 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
1095 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
1097 * gimplify.c (internal_get_tmp_var): Likewise.
1098 (gimplify_call_expr): Likewise.
1099 (gimplify_one_sizepos): Likewise.
1101 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
1104 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
1105 to variables for debugging purposes.
1107 2009-06-23 Mark Loeser <mark@halcy0n.com>
1110 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
1112 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1114 * pretty-print.c (pp_base_format): Remove %J.
1115 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1116 gcc_cxxdiag_char_table): Likewise.
1117 (init_dynamic_diag_info): Likewise.
1119 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1121 * pretty-print.c (pp_base_format): Remove %H.
1122 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1123 gcc_cxxdiag_char_table): Likewise.
1124 (init_dynamic_diag_info): Likewise.
1125 * config/mep/mep.c (mep_select_section): Likewise.
1127 2009-07-07 Duncan Sands <baldrick@free.fr>
1129 * final.c (pass_clean_state): Give the pass a name.
1130 * passes.c (pass_rest_of_compilation): Likewise.
1131 * tree-optimize.c (pass_all_optimizations): Likewise.
1133 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
1135 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
1136 an extra 'decl' for error_at.
1138 2009-07-07 Jakub Jelinek <jakub@redhat.com>
1141 * tree-tailcall.c (adjust_return_value_with_ops,
1142 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
1143 if it has complex or vector type.
1145 2009-07-07 Olivier Hainque <hainque@adacore.com>
1147 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
1150 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
1152 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
1154 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1156 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
1157 * c-decl.c: Likewise.
1158 * function.c: Likewise.
1159 * varasm.c: Likewise.
1160 * tree-ssa.c: Likewise.
1161 * c-common.c: Likewise.
1162 * tree-cfg.c: Likewise.
1163 * config/spu/spu.c: Likewise.
1164 * config/ia64/ia64.c: Likewise.
1165 * config/v850/v850.c: Likewise.
1167 2009-07-06 DJ Delorie <dj@redhat.com>
1169 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
1170 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
1171 unspecified accesses to control registers.
1172 * config/mep/intrinsics.md: Regenerate.
1173 * config/mep/intrinsics.h: Regenerate.
1174 * config/mep/mep-intrin.h: Regenerate.
1176 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1178 * c-lex.c: Replace %H by an explicit location. Update all calls.
1179 * c-common.c: Likewise.
1180 * c-decl.c: Likewise.
1181 * c-typeck.c: Likewise.
1182 * fold-const.c: Likewise.
1183 * gimplify.c: Likewise.
1185 * tree-cfg.c: Likewise.
1186 * tree-ssa-loop-niter.c: Likewise.
1187 * tree-vrp.c: Likewise.
1188 * value-prof.c: Likewise.
1190 2009-07-06 Diego Novillo <dnovillo@google.com>
1192 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
1193 if it has one. Handle cases where VAR does not have an
1194 annotation or cfun is NULL.
1196 2009-07-06 Diego Novillo <dnovillo@google.com>
1198 * tree.c: Include debug.h.
1199 (initialize_tree_contains_struct): New.
1200 (init_ttree): Call it.
1201 (tree_node_structure_for_code): Factor out of ...
1202 (tree_node_structure): ... here.
1203 * treestruct.def (TS_PHI_NODE): Remove.
1204 (TS_GIMPLE_STATEMENT): Remove.
1206 2009-07-06 Diego Novillo <dnovillo@google.com>
1208 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
1209 (debug_tree_chain): Handle cycles.
1211 2009-07-06 Nick Clifton <nickc@redhat.com>
1212 DJ Delorie <dj@redhat.com>
1214 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1215 __FMOVD_ENABLED__ is defined.
1217 (TARGET_FMOVD): Provide a default definition.
1218 (MASK_FMOVD): Likewise.
1219 (TARGET_CPU_CPP_BUILTINS): Define
1220 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1221 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1222 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
1223 (split for DF load from memory into register): Also handle
1224 MEMs which consist of REG+DISP addressing.
1225 (split for DF store from register to memory): Likewise.
1226 (movsf_ie): Always use single fp_mode.
1227 * config/sh/sh.c (sh_override_options): Do not automatically
1228 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1229 that to the -mfmovd command line switch.
1230 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1231 (fldi_ok): Always allow.
1232 * config/sh/sh.opt (mfmovd): Remove this switch.
1233 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1235 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1236 Kaz Kojima <kkojima@gcc.gnu.org>
1238 PR rtl-optimization/30807
1239 * postreload.c (reload_combine): For every new use of REG_SUM,
1240 record the use of BASE.
1242 2009-07-06 Jan Hubicka <jh@suse.cz>
1244 * params.def: Revert my accidental commit at 2009-06-30.
1246 2009-07-04 Ian Lance Taylor <iant@google.com>
1249 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1251 (mingw_format_attribute_overrides): Likewise.
1253 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1256 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1257 don't check cfa.reg. Instead of cfa.indirect use
1258 fde && fde->drap_reg != INVALID_REGNUM test.
1260 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1262 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1264 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1267 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1269 2009-07-03 Richard Guenther <rguenther@suse.de>
1271 PR tree-optimization/40640
1272 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1275 2009-07-03 Jan Hubicka <jh@suse.cz>
1277 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1278 for size, reduce amount of inlining.
1280 2009-07-03 Richard Guenther <rguenther@suse.de>
1283 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1284 if t +- x is known to not overflow and the conversion widens the
1286 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1288 2009-07-03 Jan Hubicka <jh@suse.cz>
1290 * ipa-pure-const.c (analyze): Update loop optimizer init.
1291 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1292 try_remove_empty_loop, remove_empty_loops): Remove.
1293 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1294 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1295 to mark regular loops as neccesary.
1296 (degenerate_phi_p): New function.
1297 (propagate_necessity, remove_dead_phis): Use it.
1298 (forward_edge_to_pdom): Likewise.
1299 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1300 virtual PHI nodes that became unreachable.
1301 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1302 * tree-flow.h (remove_empty_loops): Remove.
1303 * passes.c (init_optimization_passes): Remove.
1305 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1307 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1308 can_create_pseudo_p.
1309 (*fix_trunc<mode>_i387_1): Ditto.
1310 (*floathi<mode>2_1): Ditto.
1311 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1312 (*fistdi2_1): Ditto.
1313 (*fist<mode>2_1): Ditto.
1314 (frndintxf2_floor): Ditto.
1315 (*fist<mode>2_floor_1): Ditto.
1316 (frndintxf2_ceil): Ditto.
1317 (*fist<mode>2_ceil_1): Ditto.
1318 (frndintxf2_trunc): Ditto.
1319 (frndintxf2_mask_pm): Ditto.
1320 (fxam<mode>2_i387_with_temp): Ditto.
1321 * config/i386/sse.md (mulv16qi3): Ditto.
1322 (*sse2_mulv4si3): Ditto.
1324 (sse4_2_pcmpestr): Ditto.
1325 (sse4_2_pcmpistr): Ditto.
1327 2009-07-03 Jan Hubicka <jh@suse.cz>
1329 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1330 (mark_stmt_necessary): Set it.
1331 (mark_operand_necessary): Set it.
1332 (mark_control_dependent_edges_necessary): Set it.
1333 (mark_virtual_phi_result_for_renaming): New function.
1334 (get_live_post_dom): New function.
1335 (forward_edge_to_pdom): New function.
1336 (remove_dead_stmt): Fix handling of control dependences.
1337 (tree_dce_init): Init new bitmap.
1338 (tree_dce_done): Free it.
1340 2009-07-02 Richard Guenther <rguenther@suse.de>
1343 * tree-ssa-structalias.c (new_var_info): Initialize
1346 2009-07-02 Jan Hubicka <jh@suse.cz>
1348 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1351 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1353 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1354 instead of recomputing it. Adjust calls.
1355 (emit_store_flag): Adjust recursive calls.
1357 2009-07-02 Richard Guenther <rguenther@suse.de>
1359 * tree-ssa-live.c (remove_unused_locals): Do not remove
1361 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1362 of DECL_EXTERNAL for HEAP variables.
1363 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1364 HEAP variables. Do not adjust RESTRICT vars.
1365 (find_what_var_points_to): Nobody cares if something
1368 2009-07-02 Ben Elliston <bje@au.ibm.com>
1370 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1371 pc_low and pc_high declarations to the top of the function.
1373 2009-07-01 DJ Delorie <dj@redhat.com>
1375 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1377 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1378 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1379 unspecified accesses to control registers.
1380 * config/mep/intrinsics.md: Regenerate.
1381 * config/mep/intrinsics.h: Regenerate.
1382 * config/mep/mep-intrin.h: Regenerate.
1384 2009-07-01 Anthony Green <green@moxielogic.com>
1386 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1387 instruction when possible.
1388 (moxie_expand_prologue): Ditto. Also, save an instruction and
1389 some complexity by popping off of $r12 instead of $sp.
1390 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1393 2009-07-01 Richard Henderson <rth@redhat.com>
1396 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1397 contained no insns, reposition note before last insn.
1399 2009-07-01 Richard Henderson <rth@redhat.com>
1402 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1403 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1405 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1408 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1409 darwin9 for printing reg addresses with %y.
1411 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1413 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1414 truncation from operands in binary operations.
1416 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1419 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1420 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1421 subreg of op0 to the original op0.
1423 * expmed.c (store_bit_field_1): Use a temporary as the destination
1424 instead of a paradoxical subreg when we need to truncate the result.
1426 2009-07-01 DJ Delorie <dj@redhat.com>
1428 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1429 names to VLIW variants.
1430 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1431 * config/mep/intrinsics.md: Regenerate.
1432 * config/mep/intrinsics.h: Regenerate.
1433 * config/mep/mep-intrin.h: Regenerate.
1435 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1438 * jump.c (returnjump_p): Revert last patch.
1439 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1441 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1444 * pa.md (casesi32p): Use jump table label to determine the offset
1446 (casesi64p): Likewise.
1448 * pa.c (forward_branch_p): Return bool type. Use instruction
1449 addresses when available. Assert that INSN has a jump label.
1450 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1453 2009-07-01 Richard Guenther <rguenther@suse.de>
1455 PR tree-optimization/19831
1456 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1457 that only act as barriers do not make any previous stores necessary.
1458 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1459 HEAP variables global, do not add a constraint from nonlocal.
1460 (find_func_aliases): Handle escapes through return statements.
1461 (compute_points_to_sets): Make escaped HEAP variables global.
1463 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1466 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1467 after reducing a DImode cstore to SImode.
1469 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1471 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1472 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1474 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1476 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1477 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1479 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1480 and umod_optab if TARGET_BSD_DIVMOD.
1481 * config/vax/lib1funcs.asm: New file.
1482 * config/vax/t-linux: New file.
1483 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1485 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1488 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1489 to type arguments that have void type.
1492 * dwarf2out.c (gen_formal_parameter_die): Call
1493 equate_decl_number_to_die if node is different from origin.
1495 2009-06-30 Anthony Green <green@moxielogic.com>
1497 Clean up moxie port for --enable-build-with-cxx.
1498 * config/moxie/moxie.c (moxie_function_value): First two
1499 parameters are const_tree, not tree.
1500 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1501 (REG_CLASS_NAMES): Ditto.
1502 (REGNO_REG_CLASS): Ditto.
1503 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1504 (moxie_function_value): Fix constyness of arguments.
1506 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1508 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1509 finalize_size_functions before further processing.
1510 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1511 (variable_size): Call self_referential_size on size expressions
1512 that contain a PLACEHOLDER_EXPR.
1513 (size_functions): New static variable.
1514 (copy_self_referential_tree_r): New static function.
1515 (self_referential_size): Likewise.
1516 (finalize_size_functions): New global function.
1517 * tree.c: Include tree-inline.h.
1518 (push_without_duplicates): New static function.
1519 (find_placeholder_in_expr): New global function.
1520 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1522 <tcc_expression>: Likewise.
1523 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1524 the call in the expression.
1525 * tree.h (finalize_size_functions): Declare.
1526 (find_placeholder_in_expr): Likewise.
1527 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1528 (substitute_placeholder_in_expr): Update comment.
1529 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1531 (copy_tree_body_r): Likewise.
1532 (copy_tree_body): New static function.
1533 (maybe_inline_call_in_expr): New global function.
1534 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1535 (maybe_inline_call_in_expr): Declare.
1536 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1537 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1540 2009-06-30 Richard Guenther <rguenther@suse.de>
1542 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1544 (propagate_necessity): Do not mark reaching defs of stores
1547 2009-06-30 Jan Hubicka <jh@suse.cz>
1549 * cfgloopanal.c (check_irred): Move into ...
1550 (mark_irreducible_loops): ... here; return true if ireducible
1552 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1553 (analyze_function): Try to prove loop finiteness.
1554 * cfgloop.h (mark_irreducible_loops): Update prototype.
1555 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1557 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1559 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1561 2009-06-30 Ira Rosen <irar@il.ibm.com>
1563 PR tree-optimization/40542
1564 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1567 2009-06-30 Martin Jambor <mjambor@suse.cz>
1569 PR tree-optimization/40582
1570 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1571 than useless_type_conversion_p.
1572 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1575 2009-06-30 Martin Jambor <mjambor@suse.cz>
1578 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1580 2009-06-30 Richard Guenther <rguenther@suse.de>
1582 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1583 use ao_ref references.
1584 (walk_aliased_vdefs): Likewise.
1585 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1586 * tree-ssa-dce.c (struct ref_data): Remove.
1587 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1588 (mark_aliased_reaching_defs_necessary): Adjust.
1589 (mark_all_reaching_defs_necessary_1): Likewise.
1591 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1594 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1595 (emit_store_flag_1): Extract from emit_store_flag, adjust
1596 calls to (what now is) emit_cstore.
1597 (emit_store_flag): Call emit_store_flag_1 and also use it
1598 for what used to be recursive calls.
1600 2009-06-30 Wei Guozhi <carrot@google.com>
1603 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1604 if the target bb post dominates from bb.
1605 * config/i386/i386.c (memory_address_length): Check existence of base
1606 register before using it.
1608 2009-06-30 Nick Clifton <nickc@redhat.com>
1609 DJ Delorie <dj@redhat.com>
1611 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1612 __FMOVD_ENABLED__ is defined.
1614 (TARGET_FMOVD): Provide a default definition.
1615 (MASK_FMOVD): Likewise.
1616 (TARGET_CPU_CPP_BUILTINS): Define
1617 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1618 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1619 two fmov instructions depending upon whether TARGET_FMOVD is
1621 (split for DF load from memory into register): Also handle
1622 MEMs which consist of REG+DISP addressing.
1623 (split for DF store from register to memory): Likewise.
1624 * config/sh/sh.opt (mfmovd): Remove this switch.
1625 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1626 * config/sh/sh.c (sh_override_options): Do not automatically
1627 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1628 that to the -mfmovd command line switch.
1630 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1632 (fldi_ok): Always allow.
1633 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1635 2009-06-29 DJ Delorie <dj@redhat.com>
1637 * doc/install.texi (mep-x-elf): Correct chip's full name.
1639 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1641 * doc/extend.texi: Fix typo.
1643 2009-06-29 Tom Tromey <tromey@redhat.com>
1646 * Makefile.in (DWARF2_H): New variable.
1648 (dwarf2out.o): Likewise.
1649 (dwarf2asm.o): Likewise.
1650 * config/i386/t-i386: Use DWARF2_H.
1651 * except.c: Include elf/dwarf2.h.
1652 * unwind-dw2.c: Include elf/dwarf2.h.
1653 * dwarf2out.c: Include elf/dwarf2.h.
1654 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1655 <dtprel>: New field.
1656 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1657 (size_of_loc_descr): Likewise.
1658 (output_loc_operands_raw): Likewise.
1659 (output_loc_operands): Handle new dtprel field.
1660 (loc_checksum): Update.
1661 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1662 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1663 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1664 * dwarf2asm.c: Include elf/dwarf2.h.
1665 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1666 * config/mmix/mmix.c: Include elf/dwarf2.h.
1667 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1668 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1669 * config/sh/sh.c: Include elf/dwarf2.h.
1670 * config/i386/i386.c: Include elf/dwarf2.h.
1672 2009-06-29 DJ Delorie <dj@redhat.com>
1674 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1676 * doc/extend.texi: Add MeP attributes and pragmas.
1677 * doc/invoke.text: Add MeP Options.
1678 * doc/contrib.texi: Add MeP contribution.
1679 * doc/md.texi: Add MeP constraints.
1680 * doc/install.texi: Add MeP target.
1682 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1684 * target.h (struct gcc_target): Add frame_pointer_required field.
1685 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1686 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1687 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1689 * reload1.c (update_eliminables): (Ditto.).
1690 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1691 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1692 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1694 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1696 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1697 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1698 (arm_frame_pointer_required): New function.
1700 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1701 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1702 (avr_frame_pointer_required_p): Declare as static.
1703 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1705 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1706 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1707 (bfin_frame_pointer_required): Make as static, change return type
1709 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1711 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1712 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1713 (cris_frame_pointer_required): New function.
1715 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1717 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1718 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1719 (fr30_frame_pointer_required): New function.
1721 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1722 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1723 (frv_frame_pointer_required): Make as static, change return type
1725 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1727 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1728 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1729 (ix86_frame_pointer_required): Make as static, change return type to
1731 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1733 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1734 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1736 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1738 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1740 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1742 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1743 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1744 (mips_frame_pointer_required): Make as static.
1745 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1747 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1748 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1749 (mmix_frame_pointer_required): Mew function.
1751 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1752 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1754 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1756 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1758 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1760 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1761 (CAN_ELIMINATE): Redefine.
1762 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1763 (sparc_frame_pointer_required): New function.
1764 (sparc_can_eliminate): New function.
1765 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1767 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1768 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1770 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1771 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1772 (xtensa_frame_pointer_required): Make as static, change return type
1774 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1777 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1779 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1780 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1781 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1782 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1783 (register_callback): Handle PLUGIN_START_UNIT.
1784 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1786 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1788 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1790 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1791 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1793 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1795 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1798 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1800 * doc/extend.texi (Additional Floating Types): __float128 is also
1801 supported on i386 targets.
1803 2009-06-29 Richard Guenther <rguenther@suse.de>
1806 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1808 (pt_solutions_same_restrict_base): Declare.
1809 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1811 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1812 (make_constraint_from, make_copy_constraint): Move earlier.
1813 (make_constraint_from_heapvar): New function.
1814 (make_constraint_from_restrict): Likewise.
1815 (handle_lhs_call): Use it.
1816 (find_func_aliases): Use it to track conversions to restrict
1818 (struct fieldoff): Add only_restrict_pointers flag.
1819 (push_fields_onto_fieldstack): Initialize it.
1820 (create_variable_info_for): Track global restrict qualified pointers.
1821 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1822 Track restrict qualified pointer arguments.
1823 (set_uids_in_ptset): Use varinfo is_global_var flag.
1824 (find_what_var_points_to): Set the vars_contains_restrict flag.
1825 Always create the points-to solution for sets including restrict tags.
1826 (pt_solutions_same_restrict_base): New function.
1827 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1828 qualified pointers use pt_solutions_same_restrict_base as
1829 additional source for disambiguation.
1831 2009-06-29 Richard Guenther <rguenther@suse.de>
1834 * alias.c (find_base_decl): Remove.
1835 (get_deref_alias_set_1): Remove restrict handling.
1836 * c-common.c (c_apply_type_quals_to_decl): Do not set
1837 DECL_POINTER_ALIAS_SET.
1838 * gimplify.c (find_single_pointer_decl_1): Remove.
1839 (find_single_pointer_decl): Likewise.
1840 (internal_get_tmp_var): Remove restrict handling.
1841 (gimple_regimplify_operands): Likewise.
1842 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1843 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1844 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1845 * tree.c (restrict_base_for_decl): Remove.
1846 (init_ttree): Do not allocate it.
1847 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1848 LABEL_DECL_UID for label decls.
1849 (copy_node_stat): Do not copy restrict information.
1850 (decl_restrict_base_lookup): Remove.
1851 (decl_restrict_base_insert): Likewise.
1852 (print_restrict_base_statistics): Likewise.
1853 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1854 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1855 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1856 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1857 (LABEL_DECL_UID): Adjust.
1858 (DECL_BASED_ON_RESTRICT_P): Remove.
1859 (DECL_GET_RESTRICT_BASE): Likewise.
1860 (SET_DECL_RESTRICT_BASE): Likewise.
1861 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1863 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1864 instead of DECL_POINTER_ALIAS_SET.
1865 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1866 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1867 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1869 2009-06-29 Richard Guenther <rguenther@suse.de>
1871 PR tree-optimization/40579
1872 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1873 the IL to simplify has constants that overflowed.
1875 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1877 PR tree-optimization/40550
1878 * tree-vect-generic.c (expand_vector_operations_1): Compute in
1879 vector_compute_type only when the size of vector_compute_type is
1880 less than the size of type.
1882 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
1884 * fold-const.c (contains_label_1): Fix comments.
1885 (contains_label_p): Do not walk trees multiple time.
1887 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1889 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
1890 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
1891 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
1892 ix86_fp_comparison_operator.
1893 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
1894 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
1895 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
1896 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
1897 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
1898 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
1899 (related splits): Change predicate to ix86_fp_comparison_operator.
1900 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
1901 instead of ix86_fp_comparison_codes.
1902 (ix86_trivial_fp_comparison_operator,
1903 ix86_fp_comparison_operator): New.
1904 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
1905 (ix86_expand_compare): Eliminate last two parameters.
1906 (ix86_fp_jump_nontrivial_p): Kill.
1907 * config/i386/i386.c (put_condition_code): Eliminate call to
1908 ix86_fp_comparison_codes and subsequent assertion.
1909 (ix86_fp_comparison_codes): Eliminate.
1910 (ix86_fp_swap_condition): New.
1911 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
1912 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
1913 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
1914 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
1915 and ix86_fp_swap_condition.
1916 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
1917 Use ix86_fp_comparison_strategy.
1918 (ix86_expand_compare): Likewise. Eliminate last two arguments.
1919 (ix86_fp_jump_nontrivial_p): Eliminate.
1920 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
1921 call to ix86_expand_compare.
1922 (ix86_split_fp_branch, ix86_expand_setcc,
1923 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
1924 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
1926 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1928 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
1929 related to jump_clobbers.
1930 * config/arm/arm.md (conds): Remove jump_clob case.
1931 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
1932 splits): Change comparison_operator to arm_comparison_operator.
1933 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
1936 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1938 * dojump.c (do_compare_rtx_and_jump): Try swapping the
1939 condition for floating point modes.
1940 * expmed.c (emit_store_flag_1): Move here a bigger part
1942 (emit_store_flag): Try swapping the condition for floating point
1944 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
1946 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1948 * expr.c (expand_expr_real_1): Just use do_store_flag.
1949 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
1950 emit_store_flag_force.
1951 * expmed.c (emit_store_flag_force): Copy here trick
1952 previously in expand_expr_real_1. Try reversing the comparison.
1953 (emit_store_flag_1): Work if target is NULL.
1954 (emit_store_flag): Work if target is NULL, using the result mode
1955 from the comparison. Use split_comparison, restructure final part
1956 to simplify conditionals.
1958 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1960 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
1961 * dojump.c (do_jump): Change handling of floating-point
1962 ops to use just do_compare_and_jump.
1963 (split_comparison): New.
1964 (do_compare_rtx_and_jump): Add here logic coming previously
1965 in do_jump, using split_comparison.
1967 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
1970 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
1972 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1974 * tree-ssa-alias.c: Fix unintentional commit.
1976 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1978 * passes.c (execute_one_pass): Fix unintentional commit.
1980 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1982 * df-problems.c (df_set_seen, df_unset_seen): Delete.
1983 (df_rd_local_compute, df_md_local_compute): Inline them.
1985 (df_md_scratch): New.
1986 (df_md_alloc, df_md_free): Allocate/free it.
1987 (df_md_local_compute): Only include live registers in init.
1988 (df_md_transfer_function): Prune the in-set computed by
1989 the confluence function, and the gen-set too.
1991 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1993 PR rtl-optimization/26854
1994 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
1995 * df-problems.c (df_rd_add_problem): Fix comment.
1996 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
1997 df_md_simulate_artificial_defs_at_top,
1998 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
1999 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2000 df_md_transfer_function, df_md_init, df_md_confluence_0,
2001 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2002 problem_MD, df_md_add_problem): New.
2003 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2004 df_md_get_bb_info): New.
2005 (DF_LAST_PROBLEM_PLUS1): Adjust.
2007 * Makefile.in (fwprop.o): Include domwalk.h.
2008 * fwprop.c: Include domwalk.h.
2009 (reg_defs, reg_defs_stack): New.
2010 (bitmap_only_bit_between): Remove.
2011 (process_defs): New.
2012 (process_uses): Use reg_defs and local_md instead of
2013 bitmap_only_bit_between and local_rd.
2014 (single_def_use_enter_block): New, from build_single_def_use_links.
2015 (single_def_use_leave_block): New.
2016 (build_single_def_use_links): Remove code moved to
2017 single_def_use_enter_block, invoke domwalk.
2018 (use_killed_between): Adjust comment.
2020 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2022 * bitmap.h (bitmap_ior_and_into): New.
2023 * bitmap.c (bitmap_ior_and_into): New.
2025 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2027 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2028 before_dom_children_before_stmts and after_dom_children_after_stmts.
2029 Rename the two remaining callbacks to just before_dom_children and
2030 after_dom_children. Remove other GIMPLE statement walking bits.
2031 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2032 * graphite.c: Do not include domwalk.h.
2033 * tree-into-ssa.c (interesting_blocks): New global.
2034 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2035 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2036 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2037 now that they're not domwalk callbacks.
2038 (rewrite_initialize_block): Rename to...
2039 (rewrite_enter_block): ... this, place after called functions. Test
2040 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2041 (rewrite_finalize_block): Rename to...
2042 (rewrite_leave_block): ... this, place after called functions.
2043 (rewrite_update_init_block): Rename to...
2044 (rewrite_update_enter_block): ... this, place after called functions.
2045 Test interesting_blocks, call rewrite_update_stmt and
2046 rewrite_update_phi_arguments.
2047 (rewrite_update_fini_block): Rename to...
2048 (rewrite_leave_block): ... this, place after called functions.
2049 (rewrite_blocks): Remove last argument, simplify initialization of
2051 (mark_def_sites_initialize_block): Rename to...
2052 (mark_def_sites_block): ... this, call mark_def_sites.
2053 (mark_def_sites_blocks): Remove argument, simplify initialization of
2055 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2056 (update_ssa): Likewise.
2057 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
2059 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
2060 (dom_opt_initialize_block): Rename to...
2061 (dom_opt_enter_block): ... this, place after called functions. Walk
2062 statements here, inline propagate_to_outgoing_edges.
2063 (dom_opt_finalize_block): Rename to...
2064 (dom_opt_leave_block): ... this, place after called functions.
2065 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
2067 (dse_enter_block, dse_record_phi): New.
2068 (dse_record_phis): Delete.
2069 (dse_finalize_block): Rename to...
2070 (dse_leave_block): ... this.
2071 (tree_ssa_dse): Simplify initialization of walk_data.
2072 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
2073 Adjust initialization of walk_data.
2074 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
2075 * tree-ssa-loop-phiopt.c (get_non_trapping):
2076 Adjust initialization of walk_data.
2077 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
2078 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
2079 it's not a domwalk callback.
2080 (uncprop_initialize_block): Rename to...
2081 (dse_enter_block): ... this, call uncprop_into_successor_phis.
2082 (dse_finalize_block): Rename to...
2083 (dse_leave_block): ... this.
2084 (tree_ssa_uncprop): Simplify initialization of walk_data.
2085 * Makefile.in: Adjust dependencies.
2087 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
2089 * arm.md (casesi): Fix test for Thumb1.
2090 (thumb1_casesi_internal_pic): Likewise.
2091 (thumb1_casesi_dispatch): Likewise.
2093 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
2095 * config/arm/arm-cores.def: Added core cortex-m0.
2096 * config/arm/arm-tune.md: Regenerated.
2097 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
2099 2009-06-26 DJ Delorie <dj@redhat.com>
2101 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
2103 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
2104 the scheduler doesn't tag jump insns.
2106 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
2108 * c-decl.c (merge_decls): Re-indent.
2110 2009-06-26 Janis Johnson <janis187@us.ibm.com>
2113 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
2114 Special-case decimal float constants.
2116 2009-06-26 Richard Henderson <rth@redhat.com>
2118 * function.h (struct function): Add cannot_be_copied_reason,
2119 and cannot_be_copied_set.
2120 * tree-inline.c (has_label_address_in_static_1): Rename from
2121 inline_forbidden_p_2; don't set inline_forbidden_reason here.
2122 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
2123 don't set inline_forbidden_reason.
2124 (copy_forbidden): New function, split out of inline_forbidden_p.
2125 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
2126 (inline_forbidden_p): Use copy_forbidden.
2127 (tree_versionable_function_p): Likewise.
2128 (inlinable_function_p): Merge into tree_inlinable_function_p.
2129 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
2130 * ipa-cp.c (ipcp_versionable_function_p): New function.
2131 (ipcp_cloning_candidate_p): Use it.
2132 (ipcp_node_modifiable_p): Likewise.
2134 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
2136 * builtins.c (expand_builtin_alloca): Handle builtin alloca
2137 that is marked not to be inlined. Remove flag_mudflap use.
2138 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
2139 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
2141 2009-06-26 Steve Ellcey <sje@cup.hp.com>
2144 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
2145 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
2147 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
2149 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
2151 (__mingwthr_remove_key_dtor): Likewise.
2153 2009-06-26 Richard Guenther <rguenther@suse.de>
2155 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
2157 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
2160 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
2161 try the non-cond_exec path also.
2163 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2166 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
2167 (output_cbranch): Use new functions.
2168 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
2171 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2172 Pat Haugen <pthaugen@us.ibm.com>
2173 Revital Eres <ERES@il.ibm.com>
2175 * config/rs6000/rs6000.c (print_operand): Correct lossage message
2176 for %c error. Add %x support to print VSX registers as a unified
2177 register set, instead of separate float and altivec registers.
2178 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
2179 %y case, and add support for VSX pre-modify addresses.
2180 (output_toc): Add assert for CONST containing an integer constant
2182 (rs6000_adjust_cost): Add POWER7 support.
2183 (insn_must_be_first_in_group): Ditto.
2184 (insn_must_be_last_in_group): Ditto.
2185 (rs6000_emit_popcount): Ditto.
2186 (rs6000_vector_mode_supported_p): Ditto.
2188 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
2189 Change some of the functions called by macros to being called
2190 through a pointer, so debug functions can be inserted if
2191 -mdebug=addr or -mdebug=cost.
2192 (rs6000_preferred_reload_class_ptr): Ditto.
2193 (rs6000_secondary_reload_class_ptr): Ditto.
2194 (rs6000_secondary_memory_needed_ptr): Ditto.
2195 (rs6000_cannot_change_mode_class_ptr): Ditto.
2196 (rs6000_secondary_reload_inner): Ditto.
2197 (rs6000_legitimize_reload_address): Ditto.
2198 (rs6000_legitimize_reload_address_ptr): Ditto.
2199 (rs6000_mode_dependent_address): Ditto.
2200 (rs6000_mode_dependent_address_ptr): Ditto.
2202 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
2203 function to return true if the mode allows reg + integer
2205 (virtual_stack_registers_memory_p): New function to return true if
2206 the address refers to a virtual stack register.
2207 (rs6000_legitimate_offset_address_p): Move code to say whether a
2208 mode supports reg+int addressing to reg_offset_addressing_ok_p and
2210 (rs6000_legitimate_address_p): Add checks for modes that only can
2211 do reg+reg addressing. Start adding VSX support.
2212 (rs6000_legitimize_reload_address): Ditto.
2213 (rs6000_legitimize_address): Ditto.
2214 (rs6000_debug_legitimate_address_p): New debug functions for
2215 -mdebug=addr and -mdebug=cost.
2216 (rs6000_debug_rtx_costs): Ditto.
2217 (rs6000_debug_address_costs): Ditto.
2218 (rs6000_debug_adjust_cost): Ditto.
2219 (rs6000_debug_legitimize_address): Ditto.
2220 (rs6000_legitimize_reload_address_ptr): Point to call normal
2221 function or debug function. Make functions called via pointer
2223 (rs6000_mode_dependent_address_ptr): Ditto.
2224 (rs6000_secondary_reload_class_ptr): Ditto.
2225 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2226 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2227 into a friendlier error.
2228 (rs6000_init_builtins): Add initial VSX support.
2229 (rs6000_adjust_cost): Fix some spacing issues.
2231 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2232 (REG_CLASS_NAMES): Ditto.
2233 (REG_CLASS_CONTENTS): Ditto.
2234 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2235 pointer, to add -mdebug=addr support.
2236 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2237 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2238 -mdebug=addr support.
2239 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2240 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2241 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2243 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2245 (bswapsi*): Set attribute types for load/store. Add combiner
2246 patterns to eliminate zero extend on 64-bit.
2247 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2248 stdbrx if the hardware supports those instructions.
2250 2009-06-25 Ian Lance Taylor <iant@google.com>
2252 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2253 (Link Options): Document -static-libstdc++.
2255 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2258 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2259 DATA_ALIGNMENT instead.
2261 2009-06-25 Richard Guenther <rguenther@suse.de>
2263 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2264 indirect references against the callused/escaped solutions.
2265 (call_may_clobber_ref_p_1): Likewise.
2267 2009-06-25 Martin Jambor <mjambor@suse.cz>
2269 PR tree-optimization/40493
2270 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2271 (enum unscalarized_data_handling): New type.
2272 (handle_unscalarized_data_in_subtree): Return what has been done.
2273 (load_assign_lhs_subreplacements): Handle left flushes differently.
2274 (sra_modify_assign): Use unscalarized_data_handling, simplified
2275 condition determining whether to remove the statement.
2277 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2279 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2280 excerpt - @ should be doubled for texinfo.
2282 2009-06-24 Ian Lance Taylor <iant@google.com>
2284 * config/arc/arc.c: Include "df.h".
2285 (arc_attribute_table): Make static. Move higher in file.
2286 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2287 (output_shift): Initialize n later to avoid warning.
2288 * config/arm/arm.c (arm_attribute_table): Make static. Move
2290 * config/avr/avr.c (avr_attribute_table): Make static. Move
2292 (reg_class_tab): Change array type from int to enum reg_class.
2293 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2295 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2296 (lshrhi3_out): Likewise.
2297 (class_likely_spilled_p): Change return type to bool.
2298 (avr_rtx_costs): Use local code variable with enum type.
2299 * config/avr/avr.md (movmemhi): Use add_reg_note.
2300 (andhi3, andsi3): Don't use AS2 with "and".
2301 (iorhi3, iorsi3): Don't use AS2 with "or".
2302 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2303 * config/crx/crx.c: Include "df.h".
2304 (crx_attribute_table): Make static.
2305 * config/m32r/m32r.c: Include "df.h".
2306 (m32r_attribute_table): Make static. Move higher in file.
2307 (pop): Use add_reg_note.
2308 (block_move_call): Change 0 to LCT_NORMAL in function call.
2309 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2310 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2311 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2312 declare, not just when TREE_CODE is defined.
2313 * config/m68hc11/m68hc11.c: Include "expr.h".
2314 (m68hc11_attribute_table): Make static. Move higher in file.
2315 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2317 (m68hc11_register_indirect_p): Likewise.
2318 (m68hc11_function_arg_padding): Change return type to enum
2320 (emit_move_after_reload): Use add_reg_note.
2321 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2322 (m68hc11_split_logical): Likewise.
2323 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2325 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2326 to VOIDmode in function call.
2327 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2329 (m68hc11_split_logical): Update declaration.
2330 (m68hc11_function_arg_padding): Update declaration.
2331 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2332 to array of enum reg_class.
2333 (mcore_attribute_table): Make static. Move higher in file.
2334 (mcore_rtx_costs): Add cast to enum type.
2335 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2336 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2337 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2339 * config/sh/predicates.md (trapping_target_operand): Rename and to
2341 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2343 * config/spu/spu.c (spu_attribute_table): Make static. Move
2345 * config/v850/v850.c (v850_attribute_table): Make static. Move
2347 (v850_rtx_costs): Use local code with enum type.
2348 (expand_epilogue): Add cast.
2349 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2351 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2354 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2355 -m2a-single-only and -m2a-nofpu.
2356 * config/sh/sh.opt: Document m2a generates FPU code.
2358 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2360 * defaults.h (CAN_ELIMINATE): Provide default.
2361 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2362 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2363 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2364 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2365 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2366 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2367 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2368 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2369 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2370 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2372 2009-06-24 DJ Delorie <dj@redhat.com>
2374 * mep-ext-cop.cpu: Fix copyright notice.
2375 * mep-default: Fix copyright notice.
2376 * mep-core: Fix copyright notice.
2377 * mep: Fix copyright notice.
2378 * mep-ivc2: Fix copyright notice.
2379 * mep-c5: Fix copyright notice.
2381 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2383 * doc/contrib.texi (Contributors):
2385 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2388 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2389 src and dst operands if necessary.
2391 2009-06-23 DJ Delorie <dj@redhat.com>
2394 * config.gcc: Add mep support.
2395 * recog.c: Resurrect validate_replace_rtx_subexp().
2396 * recog.h: Likewise.
2397 * config/mep/: Add new port:
2398 * config/mep/constraints.md: New file.
2399 * config/mep/default.h: New file.
2400 * config/mep/intrinsics.h: New file.
2401 * config/mep/intrinsics.md: New file.
2402 * config/mep/ivc2-template.h: New file.
2403 * config/mep/mep-c5.cpu: New file.
2404 * config/mep/mep-core.cpu: New file.
2405 * config/mep/mep-default.cpu: New file.
2406 * config/mep/mep-ext-cop.cpu: New file.
2407 * config/mep/mep-intrin.h: New file.
2408 * config/mep/mep-ivc2.cpu: New file.
2409 * config/mep/mep-lib1.asm: New file.
2410 * config/mep/mep-lib2.c: New file.
2411 * config/mep/mep-pragma.c: New file.
2412 * config/mep/mep-protos.h: New file.
2413 * config/mep/mep-tramp.c: New file.
2414 * config/mep/mep.c: New file.
2415 * config/mep/mep.cpu: New file.
2416 * config/mep/mep.h: New file.
2417 * config/mep/mep.md: New file.
2418 * config/mep/mep.opt: New file.
2419 * config/mep/predicates.md: New file.
2420 * config/mep/t-mep: New file.
2422 2009-06-23 Ian Lance Taylor <iant@google.com>
2424 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2425 from loose_warn into c_loose_warn and from strict_warn into
2426 c_strict_warn. Set and substitute warn_cxxflags. Check for
2427 --enable-build-with-cxx. Set and substitute
2428 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2429 * Makefile.in (CXXFLAGS): New variable.
2430 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2431 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2432 the default is the same as $(STRICT_WARN).
2433 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2434 (CXX): New variable.
2435 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2436 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2437 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2438 (HOST_LIBS): New variable.
2439 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2440 (ALL_CXXFLAGS): New variable.
2441 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2442 * doc/install.texi (Configuration): Document
2443 --enable-build-with-cxx, --with-stage1-ldflags,
2444 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2445 * configure: Rebuild.
2447 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2449 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2450 from previous commit.
2452 2009-06-23 Ian Lance Taylor <iant@google.com>
2454 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2456 2009-06-23 Ian Lance Taylor <iant@google.com>
2458 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2459 with ATTRIBUTE_UNUSED.
2461 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2462 Pat Haugen <pthaugen@us.ibm.com>
2463 Revital Eres <eres@il.ibm.com>
2465 * config.in (HAVE_AS_POPCNTD): Add default definition.
2466 (HAVE_AS_LWSYNC): Ditto.
2468 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2470 (gcc_cv_as_powerpc_cmpb): Ditto.
2471 (gcc_cv_as_powerpc_dfp): Ditto.
2472 (gcc_cv_as_powerpc_vsx): Ditto.
2473 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2474 supporting the popcntd/lwsync instructions.
2475 (gcc_cv_as_powerpc_lwsync): Ditto.
2476 * configure: Regenerate.
2478 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2479 -mcpu=native and -mcpu=power7.
2480 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2482 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2483 a variable instead of a mask to reduce the number of mask bits.
2484 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2485 (-mbit-word): Ditto.
2486 (-mregnames): Ditto.
2487 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2488 (-mfused-madd): Ditto.
2490 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2492 (-mvsx): New switch for VSX instructions.
2493 (-misel): Move from a variable to a mask to allow it to be set by
2496 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2497 function declaration to an array declaration.
2498 (rs6000_hard_regno_nregs): New external array declaration.
2500 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2501 files included by rs6000.md.
2503 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2504 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2506 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2508 (rs6000_debug_reg): New -mdebug= variables.
2509 (rs6000_debug_addr): Ditto.
2510 (rs6000_debug_cost): Ditto.
2511 (rs6000_pmode): New variable to hold Pmode.
2512 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2513 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2514 calculated at compiler start.
2515 (rs6000_hard_regno_nregs): Change function to an array which holds
2516 HARD_REGNO_NREGS calculated at compiler start.
2517 (rs6000_explicit_options): Delete isel field.
2518 (rs6000_vector_unit): New array to hold which vector unit
2519 supports arithmetic options for a given type.
2520 (rs6000_vector_mem): New array to hold which vector unit supports
2521 memory reference operations for a given type.
2522 (rs6000_vector_align): New array to given the alignment of each
2524 (power7_cost): New basic costs for power7.
2525 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2526 (rs6000_hard_regno_nregs_internal): New function, moved from
2527 HARD_REGNO_NREGS, to calculate the number of registers each hard
2528 register takes for each type.
2529 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2530 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2531 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2532 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2533 unit information here so it is calculated once at compiler startup
2535 (rs6000_override_options): Make -misel a target mask. Add more
2536 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2537 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2539 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2540 (rs6000_handle_option): Move -misel from variable to target mask.
2541 (rs6000_builtin_mask_for_load): Add VSX support.
2542 (rs6000_conditional_register_usage): Ditto.
2543 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2544 (function_arg_boundary): Ditto.
2545 (rs6000_expand_builtin): Ditto.
2546 (def_builtin): Make abort message a little friendlier.
2547 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2549 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2550 assembler support the popcntd instruction instead of a vsx
2551 instruction to enable power7 support.
2552 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2553 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2554 option to the assembler if -mcpu=native.
2555 (ASM_CPU_NATIVE_SPEC): Ditto.
2556 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2558 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2559 the lwsync instruction.
2560 (enum processor_type): Add PROCESSOR_POWER7.
2561 (rs6000_debug_reg): New -mdebug= options.
2562 (rs6000_debug_addr): Ditto.
2563 (rs6000_debug_cost): Ditto.
2564 (rs6000_isel): Delete.
2565 (enum rs6000_vector): New enum to say what vector unit we have.
2566 (VECTOR_UNIT_*): New macros to say which vector unit has
2567 arithmetic operations for a given type.
2568 (VECTOR_MEM_*): New macros to say which vector unit has memory
2569 operations for a given type.
2570 (TARGET_LDBRX): Whether the machine supports the ldbrx
2572 (TARGET_ISEL): Delete, -misel moved to be a mask.
2573 (TARGET_ISEL64): New macro for 64-bit isel support.
2574 (UNITS_PER_VSX_WORD): New macro.
2575 (POINTER_SIZE): Move to be an external variable, rather than
2576 calculating whether we are generating 32 ot 64-bit code.
2578 (STACK_BOUNDARY): Add VSX support.
2579 (LOCAL_ALIGNMENT): Ditto.
2580 (SLOW_UNALIGNED_ACCESS): Ditto.
2581 (VSX_REGNO_P): New macro for VSX support.
2582 (VFLOAT_REGNO_P): Ditto.
2583 (VINT_REGNO_P): Ditto.
2584 (VLOGICAL_REGNO_P): Ditto.
2585 (VSX_VECTOR_MODE): Ditto.
2586 (VSX_SCALAR_MODE): Ditto.
2588 (VSX_MOVE_MODE): Ditto.
2589 (VSX_REG_CLASS_P): Ditto.
2590 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2592 (UNITS_PER_SIMD_WORD): Add VSX support.
2593 (MODES_TIEABLE_P): Ditto.
2594 (STARTING_FRAME_OFFSET): Ditto.
2595 (STACK_DYNAMIC_OFFSET): Ditto.
2596 (EPILOGUE_USES): Ditto.
2597 (REGNO_REG_CLASS): Move to array lookup.
2598 (CLASS_MAX_NREGS): Ditto.
2599 (rs6000_vector_reg_class): Add declaration.
2600 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2601 overlap with the floating point and Altivec registers.
2603 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2605 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2606 give the appropriate asm switches if -mcpu=native.
2607 (host_detect_local_cpu): Add support for "asm".
2608 (host_detect_local_cpu): Follow GNU code guidelines for name.
2610 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2611 -mbit-word to a variable instead of being a target mask.
2613 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2614 emit the lwsync instruction instead of emitting the instruction as
2615 an integer constant.
2617 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2618 fixuns_trundfsi2, move expander into rs6000.md.
2620 * config/rs6000/rs6000.md (cpu): Add power7.
2621 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2622 (logical predicate patterns): Change the single instruction
2623 primitives that set CR0 to be fast_compare instead of compare.
2625 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2626 (popcntddi2): Ditto.
2627 (popcount<mode>): Ditto.
2628 (floating multiply/add insns): Name the floating point
2630 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2631 (isel_unsigned_<mode>): Ditto.
2632 (fixuns_trundfsi2): Move expander here from spe.md.
2633 (smindi3): Define if we have -misel on 64-bit systems.
2638 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2640 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2642 * config/avr/avr.c (avr_current_device): New variable.
2643 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2644 (avr_arch, mcu_type_s): Move to avr.h.
2645 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2646 default_data_section_start fields.
2647 (avr_arch): Moved from avr.c.
2648 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2649 library_name fields.
2650 (avr_current_device, avr_mcu_types, avr_arch_types,
2651 avr_device_to_arch, avr_device_to_data_start,
2652 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2653 (EXTRA_SPEC_FUNCTIONS): Define.
2654 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2655 options mapping. Use device_to_arch and device_to_data_start insted.
2656 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2657 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2658 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2659 * config/avr/driver-avr.c: New file.
2660 * config/avr/avr-devices.c: New file.
2662 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2664 * var-tracking.c (unshare_variable): Force initialized to
2665 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2666 (set_variable_part): Likewise.
2667 (struct variable_union_info): Remove pos_src field.
2668 (vui_vec, vui_allocated): New variables.
2669 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2670 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2671 == 1 use a simpler sorting algorithm. Compute pos field right
2672 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2673 Avoid quadratic comparison if !flag_var_tracking_uninit.
2674 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2675 unshare_variable unconditionally.
2676 (dataflow_set_different_2): Removed.
2677 (dataflow_set_different): Don't traverse second hash table.
2678 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2679 unconditionally to var_reg_set or var_mem_set.
2680 (emit_notes_in_bb): Likewise.
2681 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2683 (emit_note_insn_var_location): Don't set initialized to
2684 VAR_INIT_STATUS_INITIALIZED early.
2685 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2687 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2689 * tree-object-size.c (addr_object_size): Instead of checking
2690 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2691 are no FIELD_DECLs following it.
2693 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2695 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2696 order to match bswaps with signed source operands.
2698 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2700 * sdbout.c (sdbout_one_type): Fix braces in switch.
2702 2009-06-23 Richard Guenther <rguenther@suse.de>
2704 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2706 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2707 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2708 var_callused, callused_tree, var_storedanything, storedanything_tree,
2709 var_integer, integer_tree): Remove global variables.
2710 (new_var_info): Do not pass new id, append the new var to the
2711 global variable vector.
2712 (do_ds_constraint): Use is_global_var member of the variable-info.
2713 (new_scalar_tmp_constraint_exp): Adjust.
2714 (create_function_info_for): Likewise.
2715 (create_variable_info_for): Likewise.
2716 (find_what_var_points_to): Remove dead code.
2717 (init_base_vars): Simplify.
2718 (compute_points_to_sets): Adjust.
2720 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2722 * combine.c (try_combine): Dump information about the insns we're
2725 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2727 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2728 check when calling force_to_mode on TRUNCATE's operand.
2730 2009-06-22 Ian Lance Taylor <iant@google.com>
2732 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2734 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2736 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2738 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2740 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2741 override library linkage flags such as -static-libgcc or
2744 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2746 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2748 2009-06-22 Ian Lance Taylor <iant@google.com>
2750 * config/linux.opt: Put mglibc ahead of muclibc.
2752 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2753 for duplicate decls.
2755 2009-06-22 Matthias Klose <doko@ubuntu.com>
2757 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2759 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2762 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2763 instead of NULL if a parser error occurs.
2765 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2767 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2768 non-DWARF2_DEBUGGING_INFO version.
2770 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2772 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2773 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2775 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2776 (LIBGCC2_TF_CEXT): Define.
2779 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2782 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2784 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2786 * config/arm/arm.c (arm_override_options): Disable
2787 -mcaller-super-interworking and -mcallee-super-interworking.
2788 * doc/invoke.texi (ARM Options): Document this.
2790 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2792 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2793 * config/arm/constraints.md (j): New constraint for movw operands.
2794 (N): Remove thumb2 meaning.
2795 * config/arm/arm.md (*arm_movw): Delete.
2796 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2797 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2798 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2800 2009-06-22 Martin Jambor <mjambor@suse.cz>
2802 PR tree-optimization/40492
2803 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2804 build_ref_for_offset.
2806 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2808 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2809 JUMP_TABLE_DATA_P predicates where applicable.
2810 * auto-inc-dec.c: Ditto.
2811 * builtins.c: Ditto.
2812 * caller-save.c: Ditto.
2814 * cfgcleanup.c: Ditto.
2815 * cfglayout.c: Ditto.
2818 * combine-stack-adj.c: Ditto.
2824 * dwarf2asm.c: Ditto.
2825 * dwarf2out.c: Ditto.
2826 * emit-rtl.c: Ditto.
2832 * function.c: Ditto.
2835 * genpreds.c: Ditto.
2836 * genrecog.c: Ditto.
2838 * ira-costs.c: Ditto.
2839 * ira-lives.c: Ditto.
2842 * lower-subreg.c: Ditto.
2843 * modulo-sched.c: Ditto.
2845 * postreload.c: Ditto.
2846 * print-rtl.c: Ditto.
2855 * sched-vis.c: Ditto.
2857 * sel-sched-ir.c: Ditto.
2858 * simplify-rtx.c: Ditto.
2859 * targhooks.c: Ditto.
2860 * var-tracking.c: Ditto.
2861 * vmsdbgout.c: Ditto.
2863 2009-06-22 Matthias Klose <doko@ubuntu.com>
2865 * Makefile.in (install-plugin): Always use DESTDIR.
2867 2009-06-22 Olivier Hainque <hainque@adacore.com>
2869 * config/pa/pa.c (output_call): Don't optimize post call jumps
2870 into return address adjustments if the call may throw.
2872 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2874 * arm.c (thumb1_output_casesi): New function.
2875 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2876 optimizing for size or PIC.
2877 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2878 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
2879 (casesi): Handle Thumb-1 when optimizing for size or PIC.
2880 (thumb1_casesi_internal_pic): New expand rule.
2881 (thumb1_casesi_dispatch): New pattern.
2882 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
2884 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
2885 in the text seciton when PIC or optimizing for size.
2886 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2887 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
2888 preservation properties of code.
2889 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
2890 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
2891 (__gnu_thumb1_case_si): New function.
2892 * t-arm (LIB1ASMSRC): Define here.
2893 (LIB1ASMFUNCS): Add some common functions.
2894 * t-arm-elf (LIB1ASMSRC): Delete.
2895 (LIB1ASMFUNCS): Append to existing set.
2896 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2897 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2898 * t-symbian (LIB1ASMFUNCS): Likewise.
2899 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2900 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2902 2009-06-21 Richard Guenther <rguenther@suse.de>
2904 PR tree-optimization/38729
2905 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
2906 to loops with a single exit if -fno-expensive-optimizations.
2908 2009-06-21 Jakub Jelinek <jakub@redhat.com>
2910 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
2911 (dataflow_set): Change vars type from htab_t to shared_hash.
2912 (shared_hash_pool, empty_shared_hash): New variables.
2913 (vars_clear): Removed.
2914 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
2915 shared_hash_find_slot_unshare, shared_hash_find_slot,
2916 shared_hash_find_slot_noinsert, shared_hash_find): New
2918 (shared_hash_unshare, shared_hash_destroy): New functions.
2919 (unshare_variable): Unshare set->vars if shared, use
2921 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
2922 (get_init_value, find_src_set_src, dump_dataflow_set,
2923 clobber_variable_part, emit_notes_for_differences): Use
2925 (dataflow_set_init): Remove second argument, set vars to
2926 empty_shared_hash instead of creating a new htab.
2927 (dataflow_set_clear): Call shared_hash_destroy and set vars
2928 to empty_shared_hash instead of calling vars_clear.
2929 (dataflow_set_copy): Don't call vars_copy, instead just share
2930 the src htab with dst.
2931 (variable_union): Use shared_hash_*, use initially NO_INSERT
2932 lookup if set->vars is shared. Don't keep slot cleared before
2933 calling unshare_variable. Unshare set->vars if needed.
2934 Even ->refcount == 1 vars must be unshared if set->vars is shared
2935 and var needs to be modified.
2936 (variable_canonicalize): New function.
2937 (dataflow_set_union): If dst->vars is empty, just share src->vars
2938 with dst->vars and traverse with variable_canonicalize to canonicalize
2939 and unshare what is needed.
2940 (dataflow_set_different): If old_set and new_set use the same shared
2941 htab, they aren't different. If number of htab elements is different,
2942 htabs are different. Use shared_hash_*.
2943 (dataflow_set_destroy): Call shared_hash_destroy instead of
2945 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
2946 second argument to dataflow_set_init.
2947 (vt_initialize): Likewise. Initialize shared_hash_pool and
2948 empty_shared_hash, move bb in/out initialization afterwards.
2949 Use variable_htab_free instead of NULL as changed_variables del hook.
2950 (variable_was_changed): Change type of second argument to pointer to
2951 dataflow_set. When inserting var into changed_variables, bump
2952 refcount. Unshare set->vars if set is shared htab and slot needs to
2954 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
2955 lookup if set->vars is shared. Unshare set->vars if needed.
2956 Even ->refcount == 1 vars must be unshared if set->vars is shared
2957 and var needs to be modified. Adjust variable_was_changed caller.
2958 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
2959 vars must be unshared if set->vars is shared and var needs to be
2960 modified. Adjust variable_was_changed caller.
2961 (emit_note_insn_var_location): Don't pool_free var.
2962 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
2964 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
2965 free_alloc_pool on shared_hash_pool.
2967 2009-06-20 Anthony Green <green@moxielogic.com>
2969 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
2970 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
2972 2009-06-20 Richard Guenther <rguenther@suse.de>
2974 * tree-ssa-structalias.c (find_func_aliases): For memset use
2975 a constraint from NULL if we memset to zero.
2976 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
2977 we explicitly handle that do not read from memory.
2978 (call_may_clobber_ref_p_1): Properly handle builtins that may
2981 2009-06-20 Richard Guenther <rguenther@suse.de>
2983 PR tree-optimization/40495
2984 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
2985 (new_scalar_tmp_constraint_exp): New function.
2986 (process_constraint): Do not create temporary decls.
2987 (process_all_all_constraints): Likewise.
2988 (handle_const_call): Likewise.
2989 (create_function_info_for): Do not set decl.
2991 2009-06-19 Ian Lance Taylor <iant@google.com>
2993 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
2994 (rs6000_attribute_table): Make static; move before use.
2996 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
2998 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
2999 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3000 Propagate the TREE_READONLY flag without overwriting it.
3001 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3002 Propagate the TREE_READONLY flag onto the result.
3003 (process_call_operands): Move around. Use correct constant value.
3005 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3008 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3009 * config/arm/arm.md: Likewise.
3011 2009-06-19 Ian Lance Taylor <iant@google.com>
3013 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3014 to GIMPLE_ERROR_MARK.
3016 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3017 op2_original_type parameters. Warn about using different enum types.
3018 * c-parser.c (c_parser_conditional_expression): Pass original
3019 types to build_conditional_expr.
3020 * c-tree.h (build_conditional_expr): Update declaration.
3022 2009-06-19 Ian Lance Taylor <iant@google.com>
3024 * config/i386/i386.c (ix86_function_specific_save): Test that
3025 fields match values, rather than testing the values are in a
3028 2009-06-19 Richard Guenther <rguenther@suse.de>
3030 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3032 (ptr_derefs_may_alias_p): Likewise.
3033 (ptr_deref_may_alias_ref_p_1): New function.
3034 (ptr_deref_may_alias_ref_p): Likewise.
3035 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3036 covered by looking at the ESCAPED solution.
3037 (call_may_clobber_ref_p_1): Likewise.
3038 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3039 Handle NULL_TREE offset. Do not produce redundant constraints.
3040 (process_all_all_constraints): New helper function.
3041 (do_structure_copy): Use it.
3042 (handle_lhs_call): Likewise.
3043 (find_func_aliases): Handle some builtins with pointer arguments
3044 and/or return values explicitly.
3046 2009-06-19 Ian Lance Taylor <iant@google.com>
3048 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3050 2009-06-19 Ian Lance Taylor <iant@google.com>
3052 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3054 2009-06-19 Ian Lance Taylor <iant@google.com>
3056 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
3057 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
3060 * c-decl.c (finish_decl): If -Wc++-compat, warn about
3061 uninitialized const.
3063 2009-06-19 Ian Lance Taylor <iant@google.com>
3065 * dse.c (struct store_info): Rename bitmap field to bmap. Change
3068 * c-decl.c (in_struct, struct_types): Remove.
3069 (struct c_binding): Add in_struct field.
3070 (c_binding_ptr): Define type, along with VEC.
3071 (struct c_struct_parse_info): Define.
3072 (struct_parse_info): New static variable.
3073 (bind): Initialize in_struct field.
3074 (start_struct): Remove enclosing_in_struct and
3075 enclosing_struct_types parameters. Add
3076 enclosing_struct_parse_info parameter. Change all callers. Set
3077 struct_parse_info rather than in_struct and struct_types.
3078 (grokfield): If -Wc++-compat and there is a symbol binding for the
3079 field name, set the in_struct flag and push it on the
3080 struct_parse_info->fields vector.
3081 (warn_cxx_compat_finish_struct): New static function.
3082 (finish_struct): Remove enclosing_in_struct and
3083 enclosing_struct_types parameters. Add
3084 enclosing_struct_parse_info parameter. Change all callers. Don't
3085 set C_TYPE_DEFINED_IN_STRUCT here. Call
3086 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
3087 parameter. Only push on struct_types if warn_cxx_compat.
3088 (finish_enum): Only push on struct_types if warn_cxx_compat.
3089 (declspecs_add_type): Add loc parameter. Change all callers.
3090 Change all error calls to error_at. Pass loc, not input_location,
3091 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
3092 defined in a struct. If -Wc++-compat and parsing a struct, record
3093 that a typedef name was used.
3094 * c-parser.c (c_parser_declspecs): Get location to pass to
3096 (c_parser_struct_or_union_specifier): Update calls to start_struct
3098 * c-tree.h (struct c_struct_parse_info): Declare.
3099 (finish_struct, start_struct): Update declarations.
3100 (declspecs_add_type): Update declaration.
3102 2009-06-19 Ian Lance Taylor <iant@google.com>
3104 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
3105 variable with an anonymous type.
3107 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3109 * see.c: Remove for real.
3111 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3113 * optabs.h (enum optab_index): Add new OTI_significand.
3114 (significand_optab): Define corresponding macro.
3115 * optabs.c (init_optabs): Initialize significand_optab.
3116 * genopinit.c (optabs): Implement significand_optab using
3117 significand?f2 patterns.
3118 * builtins.c (expand_builtin_mathfn): Handle
3119 BUILT_IN_SIGNIFICAND{,F,L}.
3120 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
3121 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
3123 * config/i386/i386.md (significandxf2, significand<mode>2): New
3124 expanders to implement significandf, significand and significandl
3125 built-ins as inline x87 intrinsics.
3127 2009-06-18 Anatoly Sokolov <aesok@post.ru>
3129 * config/avr/avr.c (avr_override_options): Remove setting value of
3130 PARAM_INLINE_CALL_COST.
3132 2009-06-18 Richard Henderson <rth@redhat.com>
3135 * tree-pass.h (TDF_ASMNAME): New.
3136 * tree-dump.c (dump_options): Add asmname.
3137 * doc/invoke.texi: Document it.
3139 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
3140 (dump_decl_name): ...here.
3141 (dump_function_name): New flags arg; mind TDF_ASMNAME.
3142 (dump_generic_node): Update dump_function_name calls.
3143 (print_call_name): New flags arg; update all dump calls.
3144 * diagnostic.h (print_call_name): Update.
3145 * gimple-pretty-print.c (dump_gimple_call): Update.
3147 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
3150 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
3152 2009-06-18 Diego Novillo <dnovillo@google.com>
3154 * doc/plugins.texi: Document plugin_is_GPL_compatible.
3155 * plugin.c (str_license): Declare.
3156 (try_init_one_plugin): Assert that the symbol
3157 'plugin_is_GPL_compatible' exists.
3159 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
3162 * Makefile.in (OBJS-common): Remove see.o.
3164 * common.opt (fsee): Mark as preserved for backward compatibility.
3165 * opts.c (common_handle_option): Add OPT_fsee to the backward
3166 compatibility section.
3167 * passes.c (init_optimization_passes, pass_see): Remove pass.
3168 * timevar.def (TV_SEE): Remove.
3169 * tree-pass.h (pass_see): Remove declaration.
3170 * doc/invoke.texi (-fsee): Remove documentation.
3172 2009-06-18 Martin Jambor <mjambor@suse.cz>
3174 * tree-sra.c: Include statistics.h
3175 (sra_stats): New variable.
3176 (sra_initialize): Clear sra_stats.
3177 (create_access_replacement): Increment sra_stats.replacements.
3178 (get_access_replacement): Do not return twice.
3179 (analyze_all_variable_accesses): Increment statistics counter by the
3180 number of scalarized aggregates.
3181 (generate_subtree_copies): Increment sra_stats.subtree_copies.
3182 (sra_modify_expr): Increment sra_stats.exprs.
3183 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
3184 (sra_modify_assign): Increment sra_stats.exprs,
3185 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
3186 (perform_intra_sra): Update statistics counters.
3187 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
3189 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3191 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
3192 (arm_scalar_mode_supported_p): New function.
3194 2009-06-18 Paul Brook <paul@codesourcery.com>
3195 Sandra Loosemore <sandra@codesourcery.com>
3197 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
3198 (__extendhfsf2, __truncsfhf2): Define.
3199 * config/arm/fp16.c: New file.
3200 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3201 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3203 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3205 * doc/extend.texi (Half-Precision): New section.
3206 * doc/invoke.texi (Option Summary): List -mfp16-format.
3207 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
3208 * config/arm/arm.opt (mfp16-format=): New.
3209 * config/arm/arm.c: Include intl.h.
3210 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
3211 (TARGET_INVALID_RETURN_TYPE): Redefine.
3212 (TARGET_PROMOTED_TYPE): Redefine.
3213 (TARGET_CONVERT_TO_TYPE): Redefine.
3214 (arm_fp16_format): Define.
3215 (all_fpus): Add entry for neon-fp16.
3216 (fp_model_for_fpu): Likewise.
3217 (struct fp16_format): Declare.
3218 (all_fp16_formats): Define.
3219 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
3221 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
3223 (arm_legitimate_index_p): Treat HFmode like HImode.
3224 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3225 (coproc_secondary_reload_class): Special-case HFmode.
3226 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3227 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3228 (arm_init_fp16_builtins): New.
3229 (arm_init_builtins): Call it.
3230 (arm_invalid_parameter_type): New.
3231 (arm_invalid_return_type): New.
3232 (arm_promoted_type): New.
3233 (arm_convert_to_type).
3234 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3236 (arm_emit_fp16_const): New function.
3237 (arm_mangle_type): Mangle __fp16 as "Dh".
3238 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3240 (TARGET_NEON_FP16): New.
3241 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3242 (enum fputype): Add FPUTYPE_NEON_FP16.
3243 (enum arm_fp16_format_type): Declare.
3244 (arm_fp16_format): Declare.
3245 (LARGEST_EXPONENT_IS_NORMAL): Define.
3246 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3247 * config/arm/arm-modes.def (HFmode): Define.
3248 * config/arm/vfp.md: (*movhf_vfp): New.
3251 * config/arm/arm.md: (fpu): Add neon_fp16.
3252 (floatsihf2, floatdihf2): New.
3253 (fix_trunchfsi2, fix_trunchfdi2): New.
3257 (*arm32_movhf): New.
3258 (*thumb1_movhf): New.
3259 (consttable_2): Add check for HFmode constants.
3260 (consttable_4): Handle HFmode constants.
3262 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3264 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3266 2009-06-17 Olivier Hainque <hainque@adacore.com>
3268 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3269 const char ** conversion in AIX specific section.
3271 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3273 * config/i386/i386.c (ix86_special_builtin_type): Remove
3274 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3275 (bdesc_special_args): Updated.
3276 (ix86_init_mmx_sse_builtins): Likewise.
3277 (ix86_expand_special_args_builtin): Likewise.
3279 2009-06-17 Richard Henderson <rth@redhat.com>
3281 * tree-pretty-print.c (maybe_dump_asm_name): New.
3282 (dump_decl_name): Use it.
3283 (PRINT_FUNCTION_NAME): Merge into...
3284 (dump_function_name): ... here. Use maybe_dump_asm_name.
3286 2009-06-17 Cary Coutant <ccoutant@google.com>
3288 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3290 * debug.c (struct gcc_debug_hooks): Change placeholder for
3292 (debug_nothing_int_charstar_int): Replaced by...
3293 (debug_nothing_int_charstar_int_bool): ...this.
3294 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3295 source_line prototype.
3296 (debug_nothing_int_charstar_int): Replaced by...
3297 (debug_nothing_int_charstar_int_bool): ...this.
3298 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3299 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3300 Output is_stmt operand when necessary.
3301 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3302 (notice_source_line): Add is_stmt parameter.
3303 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3304 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3306 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3307 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3309 2009-06-17 Ian Lance Taylor <iant@google.com>
3311 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3313 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3316 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3318 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3319 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3320 tree_strip_sign_nop_conversions and
3321 tree_ssa_strip_useless_type_conversions rather than stripping
3322 the operations here.
3323 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3325 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3326 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3327 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3328 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3331 2009-06-17 Michael Eager <eager@eagercon.com>
3333 * config/rs6000/constraints.md (register_constraint "d"): New.
3334 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3335 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3336 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3337 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3338 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3339 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3340 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3341 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3342 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3343 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3345 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3346 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3347 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3348 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3349 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3350 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3351 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3352 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3353 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3354 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3355 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3356 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3357 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3358 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3360 2009-06-16 Ian Lance Taylor <iant@google.com>
3362 * profile.c (total_num_never_executed): Don't define.
3363 (compute_branch_probabilities): Don't count or print
3365 (init_branch_prob): Don't set total_num_never_executed.
3366 (end_branch_prob): Don't print total_num_never_executed.
3368 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3370 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3372 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3374 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3375 (nabstd2_fpr): Same.
3377 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3379 * expr.c (expand_assignment): Change complex type check.
3381 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3383 * doc/plugins.texi (Building GCC plugins): Added new section.
3385 2009-06-17 Ian Lance Taylor <iant@google.com>
3387 * c-pch.c (get_ident): Don't set size of templ array.
3388 (pch_init): Don't set size of partial_pch array.
3390 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3391 string constant to intialize an array whose size is the length of
3394 2009-06-17 Richard Guenther <rguenther@suse.de>
3396 PR tree-optimization/40389
3397 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3398 to addressable types.
3399 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3401 2009-06-17 Richard Guenther <rguenther@suse.de>
3404 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3405 if there is no evolution of left in the loop bail out.
3406 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3407 chrec_fold_multiply.
3409 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3410 Janis Johnson <janis187@us.ibm.com>
3413 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3414 for the symbol ref of a constant that is the source of a move
3415 - nor for any other not-obvious-label-ref constants.
3417 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3419 * plugin.c (position_pass): Skip newly inserted pass during list
3420 traversal to avoid repeated insertion.
3422 2009-06-16 Ian Lance Taylor <iant@google.com>
3424 * vec.h (VEC_stack_alloc): Define different version if
3425 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3426 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3427 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3428 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3430 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3432 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3434 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3435 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3436 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3437 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3438 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3439 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3440 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3441 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3442 __builtin_ia32_rdtscp.
3443 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3444 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3445 and __builtin_ia32_rorhi.
3446 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3447 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3448 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3449 (ix86_expand_args_builtin): Likewise.
3450 (ix86_expand_special_args_builtin): Likewise.
3452 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3453 (UNSPECV_RDTSC): Likewise.
3454 (UNSPECV_RDPMC): Likewise.
3455 (*bsr): Renamed to ...
3457 (*bsr_rex64): Renamed to ...
3461 (*rdpmc_rex64): Likewise.
3464 (*rdtsc_rex64): Likewise.
3466 (*rdtscp): Likewise.
3467 (*rdtscp_rex64): Likewise.
3469 * config/i386/ia32intrin.h: New.
3471 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3473 2009-06-16 Ian Lance Taylor <iant@google.com>
3475 * ira-build.c (copy_info_to_removed_store_destinations):
3476 Initialize parent_a.
3478 2009-06-16 Ian Lance Taylor <iant@google.com>
3480 * c-decl.c (grokdeclarator): Change size_varies to bool.
3482 2009-06-16 Ian Lance Taylor <iant@google.com>
3484 * sel-sched.c: Make forward declarations of move_op_hooks and
3485 fur_hooks explicitly extern.
3487 2009-06-16 Ian Lance Taylor <iant@google.com>
3489 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3490 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3492 2009-06-16 Ian Lance Taylor <iant@google.com>
3494 * resource.c (mark_referenced_resources): Change
3495 include_delayed_effects parameter to bool. Change all callers.
3496 (mark_end_of_function_resources): Likewise.
3497 * reorg.c (insn_references_resource_p): Likewise.
3498 (insn_sets_resource_p): Likewise.
3499 * resource.h (mark_referenced_resources): Update declaration.
3500 (mark_end_of_function_resources): Update declaration.
3502 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3504 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3506 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3508 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3509 GCC can bootstrap on AIX with GNU Binutils 2.20.
3511 2009-06-16 Ian Lance Taylor <iant@google.com>
3513 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3515 2009-06-16 Ian Lance Taylor <iant@google.com>
3517 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3518 inline, not extern inline.
3519 (exact_log2): Likewise.
3520 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3522 (exact_log2): Likewise, but don't test CTZ_HWI.
3524 2009-06-16 Ian Lance Taylor <iant@google.com>
3526 * bitmap.c (bitmap_clear): Don't declare as inline.
3527 * gimple.c (gimplify_assign): Likewise.
3528 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3529 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3530 (sched_scan_info): Remove duplicate definition.
3532 2009-06-16 Ian Lance Taylor <iant@google.com>
3534 * c-common.c (skip_evaluation): Don't define.
3535 (c_inhibit_evaluation_warnings): Define global variable.
3536 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3537 than skip_evaluation.
3538 (convert_and_check, warn_for_div_by_zero): Likewise.
3539 * c-common.h (skip_evaluation): Don't declare.
3540 (c_inhibit_evaluation_warnings): Declare.
3541 * c-parser.c (c_parser_typeof_specifier): Set
3542 c_inhibit_evaluation_warnings rather than skip_evaluation.
3543 (c_parser_conditional_expression): Likewise.
3544 (c_parser_binary_expression): Likewise.
3545 (c_parser_sizeof_expression): Likewise.
3546 (c_parser_alignof_expression): Likewise.
3547 * c-typeck.c (build_indirect_ref): Check
3548 c_inhibit_evaluation_warnings rather than skip_evaluation.
3549 (build_conditional_expr, build_binary_op): Likewise.
3551 2009-06-16 Richard Guenther <rguenther@suse.de>
3553 * tree-ssa-alias.c (is_escape_site): Remove.
3554 * tree-ssa-alias.h (enum escape_type): Remove.
3555 (is_escape_site): Likewise.
3556 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3557 via casts and asms without deferring to is_escape_site.
3559 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3562 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3563 use gen_lowpart if op0 has complex mode.
3565 2009-06-16 Richard Guenther <rguenther@suse.de>
3567 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3568 variables add them to ESCAPED.
3569 (find_func_aliases): Do not make all indirectly stored values escaped.
3571 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3573 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3576 2009-06-16 Martin Jambor <mjambor@suse.cz>
3578 PR tree-optimization/40432
3579 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3580 check whether we need to force gimple register operand.
3582 2009-06-16 Martin Jambor <mjambor@suse.cz>
3584 PR tree-optimization/40413
3585 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3586 build_ref_for_offset.
3587 (propagate_subacesses_accross_link): Fix a typo in a comment.
3589 2009-06-16 Ira Rosen <irar@il.ibm.com>
3591 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3592 with additional parameter.
3593 * tree-vectorizer.h (enum vect_def_type): Add new value
3595 (enum vect_relevant): Add comments.
3596 (vect_is_simple_reduction): Add new argument.
3597 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3598 Detect nested cycles.
3599 (vect_is_simple_reduction): Update documentation, add an argument to
3600 distinguish inner-loop reduction from nested cycle, detect nested
3601 cycles, fix printings and indentation, don't swap operands in case
3603 (get_initial_def_for_reduction): Handle subtraction.
3604 (vect_create_epilog_for_reduction): Add new argument to specify
3606 (vect_finalize_reduction): Handle subtraction, fix comments.
3607 (vectorizable_reduction): Handle nested cycles. In case of nested
3608 cycle keep track of the reduction variable position. Call
3609 vect_is_simple_reduction with additional parameter. Use original
3610 statement code in reduction epilogue for nested cycle. Call
3611 vect_create_epilog_for_reduction with additional parameter.
3612 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3613 inner-loop vectorization.
3614 (vect_recog_widen_sum_pattern): Likewise.
3615 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3617 (vect_mark_stmts_to_be_vectorized): Likewise.
3618 (vect_get_vec_def_for_operand): Handle nested cycles.
3620 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3622 * doc/invoke.texi (Debugging Options): Fix option index entries
3623 for -fdump-statistics, -frandom-seed add entries for
3624 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3625 (FRV Options): Fix entries for -mTLS, -mtls.
3626 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3627 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3628 (M68hc1x Options): Fix @itemx for -mnominmax.
3629 (MCore Options): Fix entry for -mno-lsim.
3630 (MMIX Options): Fix entry for -mabi=mmixware.
3631 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3633 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3635 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3636 Mention the plugin mode of gengtype.
3637 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3638 * gengtype.c: Updated copyright.
3639 (plugin_files, nb_plugin_files) Added new static variables.
3640 (measure_input_list) Care about plugin_files.
3641 (write_rtx_next): Added early return in plugin mode.
3642 (create_file): Updated copyright year in generated file. Added
3644 (oprintf): Added early return if NULL outf.
3645 (get_output_file_with_visibility): Care of plugin_files.
3646 (get_output_file_name): May return null.
3647 (write_local): Added early return.
3648 (put_mangled_filename): Ditto.
3649 (finish_root_table): Added check for base_files.
3650 (write_roots): Care about null when plugins.
3651 (main): Added plugin mode.
3653 2009-06-15 Ian Lance Taylor <iant@google.com>
3655 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3656 * gcov.c (read_count_file): Add braces around variables declared
3659 * c.opt (Wjump-misses-init): New warning.
3660 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3661 -Wall and -Wc++-compat if not already set.
3662 (c_common_post_options): Clear warn_jump_misses_init if it was not
3664 * c-decl.c (struct c_binding): Change type field to a union with
3665 new label field. Make it the first field in the struct. Update
3666 references to type to use u.type instead.
3667 (struct c_spot_bindings): Define.
3668 (struct c_goto_bindings): Define.
3669 (c_goto_bindings_p): Define, along with VECs.
3670 (struct c_label_vars): Define.
3671 (struct c_scope): Add has_label_bindings field.
3672 (bind_label, set_spot_bindings): New static functions.
3673 (decl_jump_unsafe, update_spot_bindings): New static functions.
3674 (update_label_decls): New static function.
3675 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3676 Update binding u.label field to shadowed field.
3677 (c_binding_start_stmt_expr): New function.
3678 (c_binding_end_stmt_expr): New function.
3679 (pushdecl): Don't call c_begin_vm_scope.
3680 (make_label): Add defining and p_label_vars parameters. Change
3682 (lookup_label): Correct test for whether a label has not yet been
3683 defined. Call bind_label rather than bind.
3684 (warn_about_goto): New static function.
3685 (lookup_label_for_goto): New function.
3686 (declare_label): Call bind_label rather than bind.
3687 (check_earlier_gotos): New static function.
3688 (define_label): Don't give errors about jumping into statement
3689 expressions or scopes of variably modified types. Call
3690 set_spot_bindings and check_earlier_gotos. Call bind_label
3691 instead of bind. Don't set label_context_stack_se or
3692 label_context_stack_vm.
3693 (c_get_switch_bindings): New function.
3694 (c_release_switch_bindings): New function.
3695 (c_check_switch_jump_warnings): New function.
3696 (start_function): Don't set label_context_stack_se or
3697 label_context_stack_vm.
3698 (finish_function): Likewise.
3699 * c-typeck.c (label_context_stack_se): Don't define.
3700 (label_context_stack_vm): Don't define.
3701 (c_finish_goto_label): Call lookup_label_for_goto rather than
3702 lookup_label. Don't give errors about jumping into a statement
3703 expression or the scope of a variably modified type. Don't set
3704 label_context_stack_se or label_context_stack_vm.
3705 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3706 fields. Add bindings field.
3707 (c_start_case): Don't set deleted fields. Set bindings field.
3708 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3709 or blocked_vm. Call c_check_switch_jump_warnings.
3710 (c_finish_case): Don't test blocked_stmt_expr field. Call
3711 c_release_switch_bindings.
3712 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3713 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3714 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3715 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3716 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3717 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3718 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3719 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3720 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3721 (C_DECL_UNJUMPABLE_VM): Don't define.
3722 (C_DECL_UNDEFINABLE_VM): Don't define.
3723 (struct c_label_list): Don't define.
3724 (struct c_label_context_se): Don't define.
3725 (struct c_label_context_vm): Don't define.
3726 (struct c_spot_bindings): Declare.
3727 (c_bindings_start_stmt_expr): Declare.
3728 (c_bindings_end_stmt_expr): Declare.
3729 (lookup_label_for_goto): Declare.
3730 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3731 (c_check_switch_jump_warnings): Declare.
3732 (label_context_stack_se, label_context_stack_vm): Don't declare.
3733 (c_finish_goto_label): Update declaration.
3734 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3735 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3736 (Warning Options): Document -Wjump-misses-init.
3738 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3740 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3743 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3745 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3747 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3749 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3751 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3753 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3755 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3757 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3758 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3759 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3760 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3761 * dwarf2asm.c (dw2_force_const_mem): Update call to
3763 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3764 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3765 * langhooks.c (lhd_comdat_group): Remove.
3766 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3767 * tree.h (DECL_COMDAT_GROUP): New.
3768 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3769 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3770 (make_decl_one_only): Change signature.
3771 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3773 (make_decl_one_only): Change signature.
3774 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3776 2009-06-15 Richard Guenther <rguenther@suse.de>
3779 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3781 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3783 * tree-ssa-math-opts.c: Remove extra divide.
3785 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3787 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3789 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3791 * passes.c: Add bswap pass.
3792 * tree-pass.h: Add pass_optimize_bswap declaration.
3793 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3794 Include rtl.h, expr.h and optabs.h for optab_handler check.
3795 (struct symbolic_number, pass_optimize_bswap): New definition.
3796 (do_shift_rotate, verify_symbolic_number_p): New functions.
3797 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3798 (gate_optimize_bswap): New function.
3799 * tree.c (widest_int_cst_value): New function.
3800 * tree.h (widest_int_cst_value): Prototype added.
3802 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3804 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3805 REG_EQUAL/REG_EQUIV notes.
3807 2009-06-14 Richard Guenther <rguenther@suse.de>
3810 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3811 has its address taken if NRV was applied and it is addressable.
3812 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3813 function split out from ...
3814 (get_constraint_for_1): ... here.
3815 (handle_rhs_call): Use it to mark the return slot escaped if
3816 it is addressable and NRV was applied.
3818 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3820 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3821 Change first argument type to location_t.
3822 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3823 Do not set input_location.
3824 Use loc instead of input_location throughout.
3826 2009-06-13 Richard Guenther <rguenther@suse.de>
3828 PR tree-optimization/40421
3829 * tree-predcom.c (should_unroll_loop_p): Remove.
3830 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3832 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3834 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3835 Add location argument.
3837 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3839 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3841 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3842 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3843 * config/spu/spu-protos.h: Add location to
3844 spu_resolve_overloaded_builtin.
3845 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3846 spu_build_builtin_va_list.
3847 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3848 argument. Pass location to build_function_call_vec.
3849 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3851 (emit_fpu_switch): Same.
3852 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3853 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3854 to build_decl and create_artificial_label.
3855 (xtensa_gimplify_va_arg_expr): Same.
3856 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3857 (xstormy16_gimplify_va_arg_expr): Same.
3858 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3859 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3860 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3861 (mips16_build_function_stub): Same.
3862 (mips16_build_call_stub): Same.
3864 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3867 * arm/constraints.md (Pa, Pb): New constraints.
3868 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3869 split pattern to deal with them.
3871 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3873 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3874 fix index entry for -Xpreprocessor.
3876 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3878 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3879 Add location argument to build_decl call.
3880 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
3881 (rs6000_init_builtins): Same.
3882 (spe_init_builtins): Same.
3883 (rs6000_gimplify_va_arg): Add location argument to
3884 create_artificial_label call.
3886 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
3888 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
3889 * combine-stack-adj.c (pass_stack_adjustments): Use it.
3890 * Makefile.in: Fix GGC dependency for gcse.o.
3892 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3894 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
3895 * gimple-pretty-print.c (dump_gimple_stmt): Same.
3896 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
3898 * c-parser.c (c_parser_binary_expression): Use current column while
3899 building binary operations.
3900 * common.opt (fshow-column): Enable by default.
3901 * tree-vrp.c (check_array_ref): Use warning_at.
3902 (check_array_bounds): Use location from call back if expr has no
3904 * tree.h: Add location argument to maybe_fold_*.
3905 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
3906 (maybe_fold_offset_to_array_ref): Add location argument and use it.
3907 (maybe_fold_offset_to_component_ref): Same.
3908 (maybe_fold_offset_to_reference): Same.
3909 (maybe_fold_offset_to_address): Same.
3910 (maybe_fold_stmt_indirect): Same.
3911 (maybe_fold_stmt_addition): Same.
3912 (fold_stmt_r): Pass location to maybe_fold_*.
3913 (fold_gimple_assign): Same.
3914 * c-tree.h: Add location argument to finish_decl,
3915 default_function_array_conversion, store_init_value.
3916 * c-decl.c (define_label): Use error_at.
3917 (c_make_fname_decl): Pass location to finish_decl.
3918 (finish_decl): New location argument.
3919 (build_compound_literal): Pass location to store_init_value.
3920 (grokdeclarator): Pass location to finish_decl.
3922 * c-typeck.c (array_to_pointer_conversion): New location argument.
3923 (function_to_pointer_conversion): Same.
3924 (default_function_array_conversion): Same.
3925 (parser_build_unary_op): Pass location to overflow_warning.
3926 (parser_build_binary_op): Same. Use warning_at.
3927 (build_unary_op): Pass location to array_to_pointer_conversion.
3928 (build_c_cast): Pass location to digest_init.
3929 (build_modify_expr): New location argument.
3930 (convert_for_assignment): Same.
3931 (store_init_value): Same.
3932 (digest_init): Same.
3933 (output_init_element): Pass location to digest_init and
3934 array_to_pointer_conversion.
3935 (c_finish_return): Pass location to convert_for_assignment.
3936 * gimplify.c (gimplify_conversion): Pass location to
3937 maybe_fold_offset_to_address.
3938 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
3939 to maybe_fold_stmt_addition.
3940 * c-omp.c (c_finish_omp_atomic): Pass new location to
3942 (c_finish_omp_for): Same.
3943 * c-common.c (overflow_warning): New argument.
3944 * c-common.h: New argument to build_modify_expr, overflow_warning.
3945 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
3947 (c_parser_initializer): Pass location to
3948 default_function_array_conversion.
3949 (c_parser_initelt): Same.
3950 (c_parser_initval): Same.
3951 (c_parser_asm_operands): Same.
3952 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
3953 (c_parser_conditional_expression): Same.
3954 (c_parser_binary_expression): Add location info to stack. Use it.
3955 (c_parser_unary_expression): Pass location to
3956 default_function_array_conversion, parser_build_unary_op,
3957 build_indirect_ref, c_parser_postfix_expression_after_primary.
3958 (c_parser_postfix_expression_after_primary): New location argument.
3960 (c_parser_expression_conv): Pass location to
3961 default_function_array_conversion.
3962 (c_parser_expr_list): Same.
3963 (c_parser_omp_atomic): Same.
3964 (c_parser_omp_for_loop): Same.
3965 * c-tree.h: (struct c_declarator): Add comment to id_loc.
3966 (build_array_declarator): New argument.
3967 * c-decl.c (build_array_declarator): Add location argument.
3968 (grokdeclarator): Set id_loc for cdk_array.
3969 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
3970 build_array_declarator.
3971 * tree.c (build_omp_clause): Add location argument.
3972 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
3973 (OMP_CLAUSE_LOCATION): New macro.
3974 (struct tree_omp_clause): Add location field.
3975 (build_omp_clause): Add argument.
3976 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
3977 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
3979 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
3980 (cp_parser_omp_clause_collapse): Same.
3981 (cp_parser_omp_clause_default): Same.
3982 (cp_parser_omp_clause_if): Same.
3983 (cp_parser_omp_clause_nowait): Same.
3984 (cp_parser_omp_clause_num_threads): Same.
3985 (cp_parser_omp_clause_ordered): Same.
3986 (cp_parser_omp_clause_schedule): Same.
3987 (cp_parser_omp_clause_untied): Same.
3988 (cp_parser_omp_for_loop): Same.
3989 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3990 * c-tree.h (c_start_case): Add location argument.
3991 (c_process_expr_stmt): Same.
3992 (c_finish_goto_*): Same.
3993 * tree-parloops.c (initialize_reductions): Pass location to
3995 (create_parallel_loop): Same.
3996 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
3997 (gfc_trans_omp_reduction_list): Same.
3998 (gfc_trans_omp_clauses): Same.
3999 (gfc_trans_omp_do): Same.
4000 * c-typeck.c (c_finish_goto_label): Same.
4001 (c_finish_goto_ptr): New location argument.
4002 (c_start_case): Same.
4003 (emit_side_effect_warnings): Same.
4004 (c_process_expr_stmt): Same.
4005 (c_finish_stmt_expr): Same.
4006 (c_finish_omp_clauses): Use error_at instead of error.
4007 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4009 * c-omp.c (c_split_parallel_clauses): New location argument.
4010 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4011 to build_omp_clause.
4012 (convert_local_reference_stmt): Same.
4013 (convert_gimple_call): Same.
4014 * c-common.h (c_split_parallel_clauses): New argument.
4015 * c-parser.c (c_parser_statement_after_labels): Pass location to
4016 c_finish_goto_label.
4017 (c_parser_switch_statement): Pass location to c_start_case.
4018 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4019 and c_process_expr_stmt.
4020 (c_parser_omp_variable_list): Add location argument.
4021 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4022 (c_parser_omp_clause_default): Same.
4023 (c_parser_omp_clause_if): Same.
4024 (c_parser_omp_clause_num_threads): Same.
4025 (-c_parser_omp_clause_ordered): Same.
4026 (c_parser_omp_clause_reduction): Pass location to
4027 c_parser_omp_variable_list.
4028 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4029 (c_parser_omp_clause_untied): Same.
4030 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4031 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4033 * c-tree.h (check_for_loop_decls, undeclared_variable,
4034 build_component_ref, build_array_ref, build_external_ref,
4035 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4036 build_conditional_expr, build_compound_expr, c_cast_expr,
4037 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4038 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4040 * c-semantics.c (build_stmt): Same.
4041 (build_case_label): Same.
4042 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4043 (undeclared_variable): New argument.
4045 (lookup_label): Pass location on down.
4046 (define_label): Same.
4047 (finish_decl): Same.
4048 (build_compound_literal): Same.
4049 (finish_struct): Same.
4050 (finish_function): Do not set location here.
4051 (check_for_loop_decls): New argument.
4052 * tree.c (save_expr): Set location.
4053 (build_empty_stmt): New argument.
4054 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4055 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4056 * builtins.c (gimplify_va_arg_expr): Use locations.
4057 (expand_builtin_sync_operation): Same.
4058 * c-typeck.c (build_component_ref): New argument.
4059 (build_array_ref): Same.
4060 (build_external_ref): Same.
4061 (c_expr_sizeof_expr): Same.
4062 (c_expr_sizeof_type): Same.
4063 (parser_build_unary_op): Same.
4064 (build_conditional_expr): Same.
4065 (build_compound_expr): Pass location on down.
4066 (build_compound_expr): New argument.
4067 (build_c_cast): Same.
4068 (c_cast_expr): Same.
4069 (build_asm_expr): Same.
4070 (c_finish_return): Same.
4071 (c_process_expr_stmt): Pass location on down.
4072 (c_finish_stmt_expr): New argument.
4073 (push_clenaup): Same.
4074 (c_finish_omp_parallel): Same.
4075 (c_finish_omp_task): Same.
4076 * gimplify.c (gimplify_call_expr): Pass location on down.
4077 * c-omp.c (c_finish_omp_master): New argument.
4078 (c_finish_omp_critical): Same.
4079 (c_finish_omp_ordered): Same.
4080 (c_finish_omp_barrier): Same.
4081 (-c_finish_omp_taskwait): Same.
4082 (c_finish_omp_atomic): Same.
4083 (c_finish_omp_flush): Same.
4084 * tree-inline.c (copy_tree_body_r): Pass location on down.
4085 (inline_forbidden_p): Remove use of input_location.
4086 * c-gimplify.c (c_build_bind_expr): New argument.
4087 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
4088 (c_sizeof_or_alignof_type): New argument.
4089 (c_alignof_expr): Same.
4090 (build_va_arg): Same.
4091 (c_add_case_label): Same.
4092 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
4093 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
4094 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
4095 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
4096 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
4097 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
4099 * stub-objc.c (objc_build_selector_expr): Same.
4100 (objc_build_throw_stmt): Same.
4101 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
4102 (c_parser_initelt): Same.
4103 (c_parser_compound_statement): Same.
4104 (c_parser_compound_statement_nostart): Same.
4105 (c_parser_label): Same.
4106 (c_parser_statement_after_labels): Same.
4107 (c_parser_if_body): Same.
4108 (c_parser_else_body): Same.
4109 (c_parser_if_statement): Same.
4110 (c_parser_switch_statement): Same.
4111 (c_parser_while_statement): Same.
4112 (c_parser_do_statement): Same.
4113 (c_parser_for_statement): Same.
4114 (c_parser_asm_statement): Same.
4115 (c_parser_conditional_expression): Same.
4116 (c_parser_binary_expression): Same.
4117 (c_parser_cast_expression): Same.
4118 (c_parser_unary_expression): Same.
4119 (c_parser_sizeof_expression): Same.
4120 (c_parser_alignof_expression): Same.
4121 (c_parser_postfix_expression): Same.
4122 (c_parser_expression): Same.
4123 (c_parser_objc_receiver): Same.
4124 (c_parser_omp_variable_list): Same.
4125 (c_parser_omp_structured_block): Same.
4126 (c_parser_omp_atomic): New argument.
4127 (c_parser_omp_barrier): Same.
4128 (c_parser_omp_critical): Same.
4129 (c_parser_omp_flush): Pass location on down.
4130 (c_parser_omp_for_loop): New argument.
4131 (c_parser_omp_for): Same.
4132 (c_parser_omp_master): Same.
4133 (c_parser_omp_ordered): Same.
4134 (c_parser_omp_sections_scope): Same.
4135 (c_parser_omp_sections): Same.
4136 (c_parser_omp_parallel): Same.
4137 (c_parser_omp_single): Same.
4138 (c_parser_omp_task): Same.
4139 (c_parser_omp_taskwait): Pass location on down.
4140 (c_parser_omp_construct): Same.
4141 (c_parser_omp_threadprivate): Same.
4142 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
4143 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
4144 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
4145 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
4146 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
4147 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
4148 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
4149 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
4150 config/i386/i386.c, stmt.c:
4151 Add location argument to the following function definitions and/or
4152 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
4153 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
4154 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
4155 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
4156 do_case, c_finish_bc_stmt, build_compound_literal,
4157 build_function_call.
4158 * c-decl.c (build_compound_literal): Add location argument.
4159 Make all diagnostic calls use location.
4160 (start_struct): Same.
4161 (finish_struct): Same.
4163 (build_enumerator): Same.
4164 (start_function): Same.
4165 (grokdeclarator): Make all diagnostic calls use location.
4166 (store_parm_decls_oldstyle): Same.
4167 * c-typeck.c (build_function_call): Add location argument.
4168 Make all diagnostic calls use location.
4170 (c_finish_bc_stmt): Same.
4171 * tree-nested.c (get_trampoline_type): Add argument.
4172 Pass location to build_decl.
4173 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
4174 * rtl.h (RTL_LOCATION): New.
4175 * c-common.c (c_add_case_label): Add location argument.
4176 Make all diagnostic calls use location.
4177 * c-common.h: Add location argument to make_fname_decl, do_case,
4178 c_add_case_label, build_function_call, resolve_overloaded_builtin.
4179 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
4180 Set it appropriately for every case. Pass enum_loc to start_enum
4181 call. Pass value_loc first to build_enumerator. Pass enum_loc to
4183 (c_parser_struct_or_union_specifier): Save location. Use it for
4184 start_struct, finish_struct, and parser_xref_tag.
4186 2009-06-12 Ian Lance Taylor <iant@google.com>
4188 * fold-const.c (fold_unary): Rename local variable and to and_expr.
4190 * c-opts.c (c_common_handle_option): For -Wc++-compat set
4191 cpp_opts->warn_cxx_operator_names.
4193 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4196 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
4197 is returns NULL and OP is a VCE, look through the VCE.
4199 2009-06-12 Ian Lance Taylor <iant@google.com>
4202 * collect2.c (main): Use CONST_CAST2 in code inside #if
4203 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
4205 2009-06-12 Joey Ye <joey.ye@intel.com>
4208 * cfgexpand.c (get_decl_align_unit): Update
4209 max_used_stack_slot_alignment with align instead of
4210 stack_alignment_needed.
4212 * function.c (assign_stack_local_1): Update
4213 max_used_stack_slot_alignment with alignment_in_bits instead
4214 of stack_alignment_needed.
4215 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
4218 2009-06-12 Jakub Jelinek <jakub@redhat.com>
4220 * dwarf2out.c (last_var_location_insn): New variable.
4221 (dwarf2out_end_epilogue): Clear last_var_location_insn.
4222 (dwarf2out_var_location): Don't record anything after last real
4223 insn. Only change labels if there were any real instructions
4224 in between last note and this one, or if changed sections.
4226 2009-06-11 Richard Henderson <rth@redhat.com>
4228 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4229 note when storing the frame pointer in a register.
4230 (FRP): Don't redefine to nothing for epilogue.
4231 (alpha_expand_epilogue): Mark register and sp restores.
4232 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4234 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4235 when gen_lowpart is needed.
4237 2009-06-11 Richard Henderson <rth@redhat.com>
4239 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4241 * dwarf2out.c (need_data_align_sf_opcode): New.
4242 (div_data_align): Move earlier.
4243 (def_cfa_1, reg_save): Use it.
4245 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4247 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4248 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4249 (ix86_handle_option): Handle OPT_mcrc32.
4250 (ix86_target_string): Add -mcrc32.
4251 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4253 * config/i386/i386.h (TARGET_CRC32): New.
4255 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4256 (sse4_2_crc32di): Likewise.
4258 * config/i386/i386.opt (mcrc32): New.
4260 * doc/invoke.texi: Document -mcrc32.
4262 2009-06-11 Richard Henderson <rth@redhat.com>
4264 * common.opt (gdwarf-): Accept a version number.
4265 * doc/invoke.texi (gdwarf-): Update docs.
4266 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4267 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4268 version level, and record it.
4270 * dwarf2.h (DW_CIE_VERSION): Remove.
4271 * dwarf2out.c (DWARF_VERSION): Remove.
4272 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4273 (output_call_frame_info): Use CIE version 3 for dwarf3,
4274 or if the return register column is out of range for version 1.
4275 (dwarf_stack_op_name): Add all dwarf3 values.
4276 (DEBUG_PUBTYPES_SECTION): New.
4277 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4278 encoding change for dwarf3.
4279 (output_die) [dw_val_class_die_ref]: Likewise.
4280 (output_compilation_unit_header): Emit correct version for dwarf3.
4281 (output_line_info): Likewise.
4282 (output_pubnames): Update for DWARF_VERSION removal.
4283 (output_aranges): Likewise.
4284 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4285 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4286 (dwarf2out_finish): Likewise.
4288 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4290 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4293 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4296 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4297 * builtins.c (expand_builtin_unreachable): New function.
4298 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4299 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4300 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4302 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4303 searching for missing barriers.
4305 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4307 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4308 when -fprofile-generate* was passed.
4309 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4311 2009-06-11 Anthony Green <green@moxielogic.com>
4313 * config/moxie/moxie.md: Define length attribute for all instructions.
4315 (*b<cond:code>): Support limited branch ranges for new PC-relative
4316 branch instructions.
4317 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4319 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4321 * config/i386/i386.c (min_insn_size): Use get_attr_length
4322 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4325 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4326 instead of emit_insn_before.
4328 2009-06-10 Ian Lance Taylor <iant@google.com>
4331 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4334 2009-06-10 Revital Eres <eres@il.ibm.com>
4336 * passes.c (init_optimization_passes): Reschedule
4337 predictive-commoning pass before complete unroll pass.
4339 2009-06-10 Martin Jambor <mjambor@suse.cz>
4341 * cgraph.c (cgraph_node_can_be_local_p): New function.
4342 (cgraph_make_node_local): New function.
4343 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4344 (cgraph_make_node_local): Declare.
4346 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4348 * tree.h (tree_base): Add packed_flag and user_align fields.
4349 Decrease size of spare field.
4350 (TYPE_USER_ALIGN): Use user_align from tree_base.
4351 (DECL_USER_ALIGN): Likewise.
4352 (TYPE_PACKED): Use packed_flag from tree_base.
4353 (DECL_PACKED): Likewise.
4354 (tree_type): Delete packed_flag and user_align fields. Widen
4355 precision field. Widen mode field and shuffle fields to align
4356 mode on an 8-bit boundary.
4357 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4358 Renumber decl_flag_* fields. Fix comments. Widen
4359 decl_common_unused field.
4360 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4361 (DECL_EXTERNAL): Likewise.
4362 (DECL_BIT_FIELD): Likewise.
4363 (DECL_NONADDRESSABLE_P): Likewise.
4364 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4365 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4367 2009-06-10 Ian Lance Taylor <iant@google.com>
4369 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4370 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4371 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4372 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4373 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4374 DEF_VEC_ALLOC_FUNC_P.
4375 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4376 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4377 DEF_VEC_ALLOC_FUNC_O.
4378 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4379 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4380 DEF_VEC_ALLOC_FUNC_I.
4381 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4382 (vec_stack_p_reserve_exact_1): Declare.
4383 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4384 (vec_stack_free): Declare.
4385 (VEC_stack_alloc): Define.
4386 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4387 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4388 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4389 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4391 (stack_vecs): New static variable.
4392 (vec_stack_p_reserve_exact_1): New function.
4393 (vec_stack_o_reserve_1): New static function.
4394 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4395 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4396 (vec_stack_free): New function.
4397 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4398 (VEC_df_ref_stack_alloc): Define.
4399 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4400 DEF_VEC_ALLOC_P_STACK.
4401 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4402 (struct df_collection_rec): Change _vec fields to VEC. Remove
4404 (df_free_collection_rec): Adjust for new fields.
4405 (df_insn_rescan): Use new df_collection_rec fields.
4406 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4407 (df_ref_create_structure, df_ref_record): Likewise.
4408 (df_get_conditional_uses, df_get_call_refs): Likewise.
4409 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4410 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4411 (df_record_exit_block_uses, df_bb_verify): Likewise.
4412 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4413 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4414 Remove count parameter. Change return type to void. Change all
4416 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4417 Remove count parameter. Change return type to void. Change all
4419 (df_install_refs): Change old_vec parameter to VEC. Remove count
4420 parameter. Change all callers.
4421 (df_install_mws): Change old_vec parameter to VEC. Remove count
4422 parameter. Change all callers.
4423 (df_refs_verify): Change new_rec parameter to VEC. Change call
4425 (df_mws_verify): Likewise.
4427 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4429 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4431 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4433 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4435 2009-06-10 Anthony Green <green@moxielogic.com>
4437 * config/moxie/crti.asm: New file.
4438 * config/moxie/crtn.asm: New file.
4439 * config/moxie/moxie.c: New file.
4440 * config/moxie/moxie.h: New file.
4441 * config/moxie/sfp-machine.h: New file.
4442 * config/moxie/moxie-protos.h: New file.
4443 * config/moxie/t-moxie: Created.
4444 * config/moxie/t-moxie-softfp: Created.
4445 * config/moxie/moxie.md: Created.
4446 * config/moxie/constraints.md: Created.
4447 * config.gcc: Add moxie support.
4448 * doc/md.texi (Machine Constraints): Add moxie constraints.
4449 * doc/contrib.texi (Contributors): Mention moxie port.
4450 * doc/install.texi (Specific): Mention the moxie port.
4452 2009-06-09 Ian Lance Taylor <iant@google.com>
4454 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4456 * optabs.c (optab_table): Only use designated initializers if
4457 HAVE_DESIGNATED_INITIALIZERS is defined.
4458 (convert_optab_table): Likewise.
4459 (init_optabs): Always call init_insn_codes if
4460 HAVE_DESIGNATED_INITIALIZERS is not defined.
4462 2009-06-09 Ian Lance Taylor <iant@google.com>
4464 * targhooks.c (default_builtin_vectorized_function): Change fn
4465 parameter to unsigned int.
4466 (default_builtin_vectorized_conversion): Change code parameter to
4468 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4469 * targhooks.h: Update declarations.
4470 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4471 parameter to unsigned int.
4473 * c-typeck.c (comptypes_check_enum_int): New static function.
4474 (comptypes_internal): Add enum_and_int_p parameter. Change all
4476 (comp_target_types): Add location parameter. Change all callers.
4477 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4479 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4480 (build_conditional_expr): Add colon_loc parameter. Change all
4482 (convert_for_assignment): Add location parameter. Change all callers.
4483 * c-parser.c (c_parser_conditional_expression): Pass location of
4484 colon to build_conditional_expr.
4485 * c-tree.h (build_conditional_expr): Update declaration.
4487 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4489 * graphite.c: Revert previous patch.
4491 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4494 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4496 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4498 * tree-ssa-loop-prefetch.c
4499 (loop_prefetch_arrays): Fixed a portability problem in printf format
4502 2009-06-09 Martin Jambor <mjambor@suse.cz>
4504 PR tree-optimization/40351
4505 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4506 refrence to a potential artifical subaccess can be constructed.
4508 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4510 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4511 (sh_override_options): Likewise.
4512 * config/sh/sh.c: Include params.h.
4513 (sh_optimization_options): New.
4514 (sh_override_options): Likewise.
4515 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4516 (OVERRIDE_OPTIONS): Use sh_override_options.
4518 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4520 * dwarf2out.c (emit_cfa_remember): New variable.
4521 (add_fde_cfi): If emit_cfa_remember, recurse to add
4522 DW_CFA_remember_state first.
4523 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4524 instead just set emit_cfa_remember.
4526 2009-06-08 Jan Hubicka <jh@suse.cz>
4529 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4531 2009-06-08 Jan Hubicka <jh@suse.cz>
4534 * cgraphunit.c (save_inline_function_body): Do not copy transform
4535 hooks for saved inline bodies.
4536 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4539 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4541 * jump.c (returnjump_p): Handle delayed branches. Add missing
4544 2009-06-08 Jan Hubicka <jh@suse.cz>
4547 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4548 original node might've been modified.
4549 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4551 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4553 * tree-object-size.c (addr_object_size): Add OSI argument.
4554 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4555 (compute_builtin_object_size, expr_object_size): Adjust callers.
4556 (plus_stmt_object_size): Call addr_object_size instead of
4557 compute_builtin_object_size.
4559 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4560 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4562 * tree-ssa-loop-prefetch.c
4563 (gather_memory_references): Introduced a counter for the number of
4565 (anything_to_prefetch_p): Introduced a counter for the number of
4567 (is_loop_prefetching_profitable): New function with a cost model
4569 (loop_prefetch_arrays): Use the new cost model to determine if
4570 prefetching is profitable.
4571 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4572 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4573 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4574 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4575 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4576 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4578 2009-06-08 Michael Matz <matz@suse.de>
4581 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4582 partitions use the same.
4583 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4584 for basevars of SSA_NAMEs.
4585 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4586 to not expand them twice.
4587 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4590 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4592 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4593 (fdump-final-insns=, gtoggle): New.
4594 * doc/invoke.texi: Document them.
4595 * final.c (rest_of_clean_state): Dump final insn stream.
4596 * gcc.c (invoke_as): Hook in -fcompare-debug.
4597 (static_spec_functions): Add compare-debug-dump-opt,
4598 compare-debug-self-opt and compare-debug-auxbase-opt.
4599 (compare_debug, compare_debug_second, compare_debug_opt): New.
4600 (switches_debug_check, n_switches_debug_check): New.
4601 (debug_auxbase_opt, debug_check_temp_file): New.
4602 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4604 (do_self_spec): Handle arguments after switches.
4605 (do_spec_1): Add .gk extension to temp file basenames for compare.
4606 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4607 (cc1_options): Use it instead of normal auxbase computation for
4608 the second compare-debug compilation.
4609 (compare_files): New.
4610 (main): Set up and implement compare debug mode.
4611 (compare_debug_dump_opt_spec_function): New.
4612 (compare_debug_self_opt_spec_function): New.
4613 (compare_debug_auxbase_opt_spec_function): New.
4614 * toplev.c (process_options): Handle flag_gtoggle,
4615 flag_dump_final_insns.
4616 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4617 during -fcompare-debug-second compilation.
4619 2009-06-07 Ian Lance Taylor <iant@google.com>
4621 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4622 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4624 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4625 with no default node. Change warning with %H to warning_at.
4626 Don't clear warn_switch around case checking.
4627 * doc/invoke.texi (Warning Options): Clarify distinction between
4628 -Wswitch and -Wswitch-enum.
4630 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4632 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4634 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4636 * gbl-ctors.h: Add header guard.
4638 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4640 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4641 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4642 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4643 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4644 prototypes for removed functions.
4645 (expressions_equal_p): Move to ...
4646 * tree-ssa-sccvn.h: ... here and ...
4647 * matrix-reorg.c: ... adjust includes.
4649 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4651 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4653 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4655 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4656 (finish_function): Remove erroneous whitespace.
4658 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4660 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4661 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4663 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4665 * errors.c (internal_error): Commentary typo fix.
4666 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4667 * tree-ssa-pre.c: Ditto.
4669 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4671 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4672 them is supposed to hold actual statements.
4674 2009-06-06 Ian Lance Taylor <iant@google.com>
4676 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4677 empty statements can now have attributes.
4679 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4681 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4682 * config/mips/mips.md: Ditto.
4684 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4686 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4688 (__eabi_uconvert): Likewise.
4690 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4692 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4693 CFI_* definitions with IN_GCC.
4695 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4697 * xcoffout.h (xcoffout_source_line): Update prototype.
4699 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4701 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4702 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4704 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4707 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4708 inlined_function_outer_scope_p blocks for artificial inlines
4710 * tree.c (tree_nonartificial_location): Rewrite using
4711 block_nonartificial_location.
4713 2009-06-05 Revital Eres <eres@il.ibm.com>
4714 Leehod Baruch <leehod@il.ibm.com>
4716 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4717 (expand_expr_real_1): Remove comment.
4718 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4719 Vectorize misaligned access when the target supports it.
4720 (vect_supportable_dr_alignment): Check for unaligned access support.
4721 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4724 2009-06-05 Julian Brown <julian@codesourcery.com>
4726 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4727 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4729 2009-06-05 Richard Guenther <rguenther@suse.de>
4732 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4735 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4737 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4738 (save_gprs): Don't tell unwinder when a global register is saved.
4739 (s390_emit_epilogue): Emit needed epilogue unwind info.
4741 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4743 * dwarf2out.c (deferred_asm_name): New.
4744 (add_name_and_src_coords_attributes): Defer creation of
4745 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4747 (move_linkage_attr): New.
4748 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4751 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4753 * tree-nested.c (finalize_nesting_tree_1): Declare the
4754 frame_decl in the binding tree.
4756 2009-06-04 Cary Coutant <ccoutant@google.com>
4758 * basic-block.h (struct basic_block_def): Add discriminator field.
4759 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4761 * debug.c (do_nothing_debug_hooks): Add additional entry.
4762 (debug_nothing_int_charstar_int): New function.
4763 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4764 (debug_nothing_int_charstar_int): New declaration.
4765 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4766 discriminator value in .loc directive.
4767 * final.c (last_discriminator): New variable.
4768 (discriminator): New variable.
4769 (final_start_function): Initialize above variables, pass current
4770 discriminator to debug hook.
4771 (notice_source_line): Check for discriminator change.
4772 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4773 * sdbout.c (sdbout_source_line): New parameter.
4774 * tree-cfg.c (struct locus_discrim_map): New structure type.
4775 (discriminator_per_locus): New hash table.
4776 (build_gimple_cfg): Allocate and free discriminator hash table.
4777 (make_edges): Call assign_discriminator.
4778 (locus_map_hash): New function.
4779 (locus_map_eq): New function.
4780 (next_discriminator_for_locus): New function.
4781 (same_line_p): New function.
4782 (assign_discriminator): New function.
4783 (make_cond_expr_edges): Call assign_discriminator.
4784 (make_gimple_switch_edges): Likewise.
4785 (first_non_label_stmt): New function.
4786 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4788 * xcoffout.c (xcoffout_source_line): Add new parameter.
4790 * configure.ac (gcc_cv_as_discriminator): New configury check for
4791 gas support for discriminator.
4792 * configure: Regenerate.
4793 * config.in: Regenerate.
4795 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4797 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4798 val after checking for integers.
4800 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4802 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4804 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4805 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4806 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4807 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4808 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4809 X64_SSE_REGPARM_MAX.
4810 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4811 X64_SSE_REGPARM_MAX.
4813 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4815 * gcc.c (report_times_to_file): New.
4816 (execute): Implement it.
4817 (process_command): Support -time=.
4818 * doc/invoke.texi: Document it.
4820 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4822 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4823 that have value exprs.
4825 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4827 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4828 declarations for constants until...
4829 (dw2_output_indirect_constant_1): ... this point.
4831 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4834 * arm.md (arm_addsi3): Don't try to split an add with an
4835 eliminable register until after reload has completed.
4837 2009-06-03 Ian Lance Taylor <iant@google.com>
4839 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4840 * genattrtab.c (write_length_unit_log): Likewise.
4841 * genchecksum.c (dosum): Likewise.
4842 * gengtype.c (write_rtx_next): Likewise.
4843 (finish_root_table, write_roots): Likewise.
4844 * gimple.c (gimple_ops_offset_): Likewise.
4845 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4846 * config/arc/arc.c (arc_attribute_table): Likewise.
4847 * config/arm/arm.c (arm_attribute_table): Likewise.
4848 * config/avr/avr.c (avr_attribute_table): Likewise.
4849 * config/crx/crx.c (crx_attribute_table): Likewise.
4850 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4851 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4852 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4853 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4854 * config/sh/sh.c (sh_attribute_table): Likewise.
4855 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4856 * config/spu/spu.c (spu_attribute_table): Likewise.
4857 * config/v850/v850.c (v850_attribute_table): Likewise.
4859 * config/alpha/alpha.c (vms_attribute_table): Make static.
4860 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4861 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4862 * config/mips/mips.c (mips_attribute_table): Likewise.
4864 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4866 (cc1-checksum.o): Likewise.
4868 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4870 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4872 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4874 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4875 insn if it is changing sp. Use gen_add3_insn instead of
4876 conditionally gen_addsi3 and gen_adddi3.
4877 (offset_below_red_zone_p): New static inline function.
4878 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
4879 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
4880 * config/rs6000/ppc-asm.h: Include auto-host.h.
4881 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
4882 CFI_RESTORE): Define.
4883 * config/rs6000/crtresxgpr.asm: Add unwind info.
4884 * config/rs6000/crtresxfpr.asm: Likewise.
4885 * config/rs6000/crtresgpr.asm: Likewise.
4886 * config/rs6000/crtresfpr.asm: Likewise.
4887 * config/rs6000/crtsavgpr.asm: Likewise.
4888 * config/rs6000/crtsavfpr.asm: Likewise.
4890 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
4891 argument of DWARF2_FRAME_REG_OUT macros.
4893 2009-06-03 Julian Brown <julian@codesourcery.com>
4895 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
4896 words or less (including TImode) in core registers.
4898 2009-06-03 Richard Guenther <rguenther@suse.de>
4901 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
4903 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
4905 * statistics.c (statistics_counter_event): Do not record event
4906 in pass dump if its number == -1.
4907 (curr_statistics_hash): Add assert that we never get passes
4908 with static number == -1.
4910 2009-06-03 Richard Guenther <rguenther@suse.de>
4911 Andrey Belevantsev <abel@ispras.ru>
4913 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
4914 non-BLKmode arrays addressable.
4916 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
4918 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
4919 * config/m68k/m68k.h: ... here.
4920 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
4923 2009-06-03 Martin Jambor <mjambor@suse.cz>
4925 PR tree-optimization/40323
4926 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
4929 2009-06-03 Richard Guenther <rguenther@suse.de>
4931 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4934 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
4936 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4937 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
4938 JUMP_TABLE_DATA_P where applicable.
4939 * config/sh/sh.c: Ditto.
4940 * config/sh/sh.h: Ditto.
4941 * config/sh/sh.md: Ditto.
4942 * config/sh/symbian.c: Ditto.
4944 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
4946 * config/i386/driver-i386.c (describe_cache): Optimize
4947 concatenation of strings. Use snprintf instead of sprintf.
4948 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
4949 target when not compiling with GCC.
4951 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
4953 * config/sh/sh.c: Revert last change.
4954 (sh_expand_epilogue): Emit a blockage insn before the frame
4955 pointer adjustment unconditionally.
4957 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4959 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
4960 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
4961 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
4962 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
4963 to COLLECT_GCC_OPTIONS.
4965 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4967 * collect2.c (target_system_root): New variable.
4968 (main): Handle --sysroot=.
4969 (ignore_library): Strip the sysroot from the library path.
4971 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4973 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
4974 (collect2.o): Depend on collect2-aix.h.
4975 (collect2-aix.o): New rule.
4976 * collect2-aix.h: New file.
4977 * collect2-aix.c: Likewise.
4978 * collect2.c: Include collect2-aix.h. Don't undefine
4979 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
4980 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
4981 Use TARGET_AIX_VERSION instead of _AIX51.
4982 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
4983 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
4984 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
4985 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
4986 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
4988 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4990 * collect2.c (ignore_library): Avoid premature post-increment
4993 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4995 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
4996 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
4997 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
4998 CROSS_DIRECTORY_STRUCTURE too.
4999 (LINK_LIBG_SPEC): Likewise.
5000 (LIB_SPEC): Add %R to sysroot paths.
5001 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5002 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5003 * config/rs6000/aix51.h: As for aix43.h.
5004 * config/rs6000/aix52.h: Likewise.
5005 * config/rs6000/aix53.h: Likewise.
5006 * config/rs6000/aix61.h: Likewise.
5007 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5008 to the beginning of sysroot paths.
5010 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5012 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5013 INSN_LISTs that are out of the REG_NOTE range.
5015 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5017 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5018 (struct var_to_expand): Likewise.
5019 (struct opt_info): Add head and tail for linked lists of the above.
5020 (analyze_insn_to_expand_var): Initialize next.
5021 (analyze_iv_to_split_insn): Likewise.
5022 (analyze_insns_in_loop): Create linked lists.
5023 (allocate_basic_variable): Simplify for use without hash table.
5024 (insert_var_expansion_initialization): Likewise, make it type-safer.
5025 (combine_var_copies_in_loop_exit): Likewise.
5026 (apply_opt_in_copies): Walk lists rather than hash tables.
5027 (release_var_copies): Simplified and inlined by hand into...
5028 (free_opt_info): ... this function.
5030 2009-06-02 Richard Guenther <rguenther@suse.de>
5032 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5035 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5037 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5038 only for builtins that are not overridden.
5040 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5042 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5045 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5047 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5049 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5051 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5053 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5055 * common.opt (fdump-unnumbered-links): New.
5056 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
5057 * print-rtl.c (flag_dump_unnumbered_links): New.
5058 (print_rtx): Test it.
5060 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
5062 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
5063 push/pop multiple to 8-byte alignment.
5065 2009-06-01 Jakub Jelinek <jakub@redhat.com>
5067 * config/i386/i386.c (queued_cfa_restores): New static variable.
5068 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
5070 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
5071 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
5072 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
5073 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
5074 note unconditionally.
5075 (ix86_emit_restore_regs_using_mov): Likewise.
5076 (ix86_emit_restore_sse_regs_using_mov): Likewise.
5077 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
5078 it through to ix86_emit_restore_reg_using_pop.
5079 (ix86_emit_leave): Add RED_OFFSET argument. Call
5080 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
5081 instead of adding REG_CFA_OFFSET note unconditionally.
5082 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
5083 the above functions. Call ix86_add_queued_cfa_restore_notes when
5086 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
5087 force output of the label even for dwarf2out_do_cfi_asm.
5088 (add_fde_cfi): If -g2 and above and cfi might change CFA,
5089 force creation of CFI label and chain DW_CFA_set_loc jumping to it
5090 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
5092 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5093 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
5094 dwarf2out_cfi_label callers.
5095 * tree.h (dwarf2out_cfi_label): Adjust prototype.
5096 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
5097 Adjust dwarf2out_cfi_label callers.
5098 * config/vax/vax.c (vax_output_function_prologue): Likewise.
5100 * config/i386/i386.h (struct machine_cfa_state,
5101 struct machine_function): Guard with ifndef USED_FOR_TARGET
5102 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
5105 * emutls.c (__emutls_get_address): Change arr->size to mean number
5106 of allocated arr->data entries instead of # of slots + 1.
5109 * recog.c (peep2_reinit_state): New function.
5110 (peephole2_init_state): Use it at the end of a basic block and also
5111 when seeing a RTX_FRAME_RELATED_P insn.
5113 2009-06-01 Steve Ellcey <sje@cup.hp.com>
5115 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
5116 fixuns_truncrfdi2): New.
5117 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
5118 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
5119 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
5120 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
5121 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
5122 *recip_approx): Remove.
5123 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
5124 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
5125 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
5127 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
5130 2009-06-01 Ian Lance Taylor <iant@google.com>
5132 * attribs.c (register_attribute): Use CONST_CAST.
5133 * collect2.c (main): Use CONST_CAST2.
5134 (scan_prog_file): Likewise.
5135 * gcc.c (process_command, main): Likewise.
5136 * toplev.c (toplev_main): Likewise.
5138 * c-typeck.c (handle_warn_cast_qual): New static function,
5139 partially broken out of build_c_cast.
5140 (build_c_cast): Call handle_warn_cast_qual.
5141 * doc/invoke.texi (Warning Options): Document new effect of
5144 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
5146 * diagnostic.c (diagnostic_build_prefix): Always print columns.
5147 (diagnostic_report_current_module): Print columns.
5148 * common.opt (flag_show_column): Enable by default.
5150 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
5152 * alias.c (find_base_term): Check for NULL term before returning.
5154 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5156 Revert due to PR40320:
5157 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5158 * calls.c (emit_library_call_value_1): Don't force_operand for move
5161 2009-06-01 Olivier Hainque <hainque@adacore.com>
5162 Eric Botcazou <ebotcazou@adacore.com>
5164 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
5165 to be processed as a bitfield for constructor output purposes.
5166 * output.h (initializer_constant_valid_for_bitfield_p): Declare
5168 * varasm.c (oc_local_state): New type, output_constructor
5169 local state to support communication with helpers.
5170 (oc_outer_state): New type, output_constructor outer state of
5171 relevance in recursive calls.
5172 (output_constructor_array_range): New output_constructor helper,
5173 extracted code for an array range element.
5174 (output_constructor_regular_field): New output_constructor helper,
5175 extracted code for an element that is not a bitfield.
5176 (output_constructor_bitfield): New output_constructor helper,
5177 extracted code for a bitfield element. Accept an OUTER state
5178 argument for recursive processing. Recurse on record or array
5179 CONSTRUCTOR values, possibly past noop conversions.
5180 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
5181 VALUE is a valid constant-valued expression for use in a static
5182 bit-field initializer.
5183 (output_constructor): Rework to use helpers. Accept and honor an
5184 OUTER state argument for recursive calls. Return total size. Be
5185 prepared for nested constructors initializing bitfields.
5186 (output_constant): Feed OUTER in calls to output_constructor.
5188 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5190 * calls.c (emit_library_call_value_1): Don't force_operand for move
5193 2009-06-01 Nick Clifton <nickc@redhat.com>
5195 * doc/invoke.texi (IA-64 Options): Fix typo.
5197 2009-06-01 Ira Rosen <irar@il.ibm.com>
5199 PR tree-optimization/39129
5200 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
5202 (vect_do_peeling_for_loop_bound): Use
5203 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5204 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5205 (vect_loop_versioning): Likewise.
5206 (vect_create_cond_for_alias_checks): Fix indentation.
5207 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
5209 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
5210 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
5211 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
5212 "control flow in loop".
5213 (vect_estimate_min_profitable_iters): Use
5214 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5215 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5216 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5217 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
5218 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
5219 statement belongs to a group of strided accesses with the exact code
5221 (vectorizable_load): Likewise.
5222 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
5223 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5225 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5227 * config/freebsd-stdint.h: New file.
5228 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5229 Add freebsd-stdint.h to tm_file.
5231 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5233 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5234 (thumb2_extendhidi2): Likewise.
5236 2009-05-31 Ian Lance Taylor <iant@google.com>
5238 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5240 2009-05-31 Ian Lance Taylor <iant@google.com>
5242 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5243 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5244 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5246 2009-05-31 Jason Merrill <jason@redhat.com>
5248 * tree-pretty-print.c (print_call_name): Take the callee, not the
5249 call itself. Make non-static. Use dump_function_name for functions.
5250 (dump_generic_node): Adjust.
5251 * diagnostic.h: Declare print_call_name.
5252 * gimple-pretty-print.c (dump_gimple_call): Use it.
5254 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5256 * config/sh/sh.md (ashldi3_std): New define_expand.
5259 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5262 * config/sh/sh.c: Include debug.h.
5263 (sh_expand_epilogue): Emit a blockage insn before the frame
5264 pointer adjustment also when dwarf2out_do_frame returns true.
5266 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5268 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5269 (thumb2_extendqidi2): New pattern.
5271 2009-05-31 Ira Rosen <irar@il.ibm.com>
5273 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5274 mark phis for renaming.
5275 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5276 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5277 Call mark_sym_for_renaming.
5278 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5279 * tree-vect-loop.c (vect_transform_loop): Remove
5280 vect_memsyms_to_rename initialization and a call to
5281 mark_set_for_renaming.
5283 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5286 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5287 frame related even if !set_cfa && style < 0.
5289 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5291 * config/i386/mingw-tls.c: New file.
5292 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5293 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5294 defining _WIN32 but not __CYGWIN__.
5296 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5298 * configure.ac: Add MPC support.
5300 * config.in, configure: Regenerate.
5302 2009-05-29 Richard Henderson <rth@redhat.com>
5304 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5305 NOTE_INSN_BASIC_BLOCK.
5306 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5307 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5308 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5310 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5312 (add_cfi): Disable check redefining cfa away from drap.
5313 (lookup_cfa_1): Add remember argument; handle remember/restore.
5314 (lookup_cfa): Pass remember argument.
5315 (cfa_remember): New.
5316 (compute_barrier_args_size_1): Remove sibcall check.
5317 (dwarf2out_frame_debug_def_cfa): New.
5318 (dwarf2out_frame_debug_adjust_cfa): New.
5319 (dwarf2out_frame_debug_cfa_offset): New.
5320 (dwarf2out_frame_debug_cfa_register): New.
5321 (dwarf2out_frame_debug_cfa_restore): New.
5322 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5323 (dwarf2out_begin_epilogue): New.
5324 (dwarf2out_frame_debug_restore_state): New.
5325 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5326 DW_CFA_restore_state.
5327 (output_cfi_directive): Likewise.
5328 (convert_cfa_to_fb_loc_list): Likewise.
5329 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5330 * dwarf2out.h: Update.
5331 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5332 (copy_insn_1): Early out for null.
5333 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5334 and dwarf2out_frame_debug_restore_state.
5335 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5336 (prologue_insn_hash, epilogue_insn_hash): New.
5337 (free_after_compilation): Adjust freeing accordingly.
5338 (record_insns): Create hash table if needed; push insns into
5339 hash instead of array.
5340 (maybe_copy_epilogue_insn): New.
5341 (contains): Search hash table instead of array.
5342 (sibcall_epilogue_contains): Remove.
5343 (thread_prologue_and_epilogue_insns): Split eh_return insns
5344 and mark them as epilogues.
5345 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5346 scanning in terms of basic blocks.
5347 * insn-notes.def (CFA_RESTORE_STATE): New.
5348 * jump.c (returnjump_p_1): Accept EH_RETURN.
5349 (eh_returnjump_p_1, eh_returnjump_p): New.
5350 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5351 CFA_REGISTER, CFA_RESTORE): New.
5352 * rtl.def (EH_RETURN): New.
5353 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5355 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5356 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5358 * config/i386/i386.c (gen_push): Update cfa state.
5359 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5360 add a CFA_ADJUST_CFA note.
5361 (ix86_dwarf_handle_frame_unspec): Remove.
5362 (ix86_expand_prologue): Update cfa state.
5363 (ix86_emit_restore_reg_using_pop): New.
5364 (ix86_emit_restore_regs_using_pop): New.
5365 (ix86_emit_leave): New.
5366 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5367 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5368 * config/i386/i386.h (struct machine_cfa_state): New.
5369 (ix86_cfa_state): New.
5370 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5371 (eh_return_internal): Merge from eh_return_<mode>,
5372 use eh_return rtx, split w/ epilogue.
5374 2009-05-29 Ian Lance Taylor <iant@google.com>
5376 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5378 * calls.c (emit_library_call_value_1): Likewise.
5380 * c-typeck.c (c_build_va_arg): New function.
5381 * c-tree.h (c_build_va_arg): Declare.
5382 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5383 instead of build_va_arg.
5385 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5387 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5388 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5389 (ptr_difference_cost): Use affine combinations to compute it.
5390 (difference_cost): Likewise.
5391 (get_computation_cost_at): Compute more accurate cost for addresses
5392 if the ratio is a multiplier allowed in addresses.
5393 For non-addresses, consider that an additional offset or symbol is
5396 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5398 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5399 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5401 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5402 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5403 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5405 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5406 to 1 for TYPE_SSE{IADD1,CVT1}.
5407 (prefix_vex_imm8): Removed.
5408 (length_vex): Only pass 1 as second argument to
5409 ix86_attr_length_vex_default if prefix_extra is 0.
5410 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5411 (length): For prefix vex computation use length_immediate
5412 attribute instead of prefix_vex_imm8.
5413 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5414 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5415 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5416 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5417 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5418 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5419 a space in between the operands.
5420 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5421 if one operand is 0xff and the other one si, di, bp or sp.
5422 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5423 other one si, di, bp or sp.
5424 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5425 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5426 type and mode attributes.
5427 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5428 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5429 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5430 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5431 prefix_data16 attribute iff MODE_DF.
5432 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5433 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5434 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5435 constm128_operand in length_immediate computation.
5436 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5437 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5438 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5439 length_immediate attribute to 1.
5440 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5441 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5442 for certain alternatives.
5443 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5444 prefix_data16 attribute if MODE_V1DF.
5445 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5446 length_immediate to 1.
5447 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5448 length_address to 4, set mode attribute to MODE_DI.
5449 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5450 (fxam<mode>2_i387): Set length attribute to 4.
5451 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5452 *prefetch_3dnow_rex): Override length_address attribute.
5453 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5455 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5456 (constm128_operand): Removed.
5457 * config/i386/i386.c (memory_address_length): For
5458 disp && !index && !base in 64-bit mode account for SIB byte if
5459 print_operand_address can't optimize disp32 into disp32(%rip)
5460 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5461 for fs: or gs: segment.
5462 (ix86_attr_length_immediate_default): When checking if shortform
5463 is possible, truncate immediate to the length of the non-shortened
5465 (ix86_attr_length_address_default): Ignore MEM_P operands
5467 (ix86_attr_length_vex_default): Only check for DImode on
5468 GENERAL_REG_P operands.
5469 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5470 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5471 (sse_cvttps2pi): Clear prefix_rep attribute.
5472 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5474 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5475 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5476 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5477 iff operand 2 is const_int_operand.
5478 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5479 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5480 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5482 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5484 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5485 prefix_data16 attribute for movlpd and movhpd instructions.
5486 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5487 length_immediate for shufpd instruction.
5488 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5489 (avx_cmpp<avxmodesuffixf2c><mode>3,
5490 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5491 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5492 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5493 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5494 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5495 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5496 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5497 prefix_data16 attribute for the first alternative to 1.
5498 (*avx_loadlps): Override length_immediate for the first alternative.
5499 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5500 attributes for second alternative.
5501 (*vec_concatv2sf_sse4_1): Override length_immediate and
5502 prefix_data16 attributes for second alternative.
5503 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5504 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5505 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5506 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5507 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5508 prefix_data16 and length_immediate to 1.
5509 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5511 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5512 prefix_extra attribute for variants that don't have 0f prefix alone.
5513 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5514 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5515 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5516 *sse4_1_pextrd): Set length_immediate to 1.
5517 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5518 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5520 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5521 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5522 length_immediate to 1 for second alternative.
5523 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5524 prefix_extra and length_immediate attributes for the first
5526 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5528 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5529 to 1 for the first and third alternative.
5530 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5532 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5534 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5536 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5537 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5538 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5539 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5540 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5541 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5542 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5543 ssse3_psign<mode>3): Override prefix_rex attribute.
5544 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5545 (ssse3_palignrti): Override length_immediate to 1.
5546 (ssse3_palignrdi): Override length_immediate to 1, override
5547 prefix_rex attribute.
5548 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5549 (sse4a_extrqi): Override length_immediate to 2.
5550 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5551 (sse4a_insertq): Override prefix_data16 to 0.
5552 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5553 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5554 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5555 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5556 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5557 and length_immediate to 1.
5558 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5559 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5560 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5561 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5562 and length_immediate to 1.
5563 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5564 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5565 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5566 avx_ptest256): Override prefix_extra to 1.
5567 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5568 Override prefix_data16 and length_immediate to 1.
5569 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5570 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5571 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5572 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5573 prefix_data16 to 0 and prefix_extra to 2.
5574 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5575 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5577 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5578 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5579 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5580 and prefix_extra to 2.
5581 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5582 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5583 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5584 avx_vpermilvar<mode>3,
5585 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5586 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5587 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5588 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5589 Override prefix_extra to 1.
5590 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5591 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5592 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5593 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5594 prefix_extra and length_immediate to 1.
5595 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5597 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5598 to 1 for the first alternative.
5599 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5600 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5602 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5603 *movv2sf_internal_avx, *movv2sf_internal): Override
5604 prefix_rep attribute for certain alternatives.
5605 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5606 attributes for certain alternatives.
5607 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5608 attributes for certain alternatives.
5609 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5610 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5611 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5612 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5613 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5614 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5615 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5616 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5617 length_immediate to 1 if operand 2 is const_int_operand.
5618 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5619 *vec_extractv2si_1): Set length_immediate attribute to 1.
5620 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5621 using old 3DNOW insn rather than SSE/3DNOW_A.
5622 (mmx_emms, mmx_femms): Clear modrm attribute.
5624 2009-05-29 Martin Jambor <mjambor@suse.cz>
5626 * tree-sra.c: New implementation of SRA.
5628 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5629 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5630 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5631 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5632 (SRA_MAX_STRUCTURE_COUNT): Removed.
5633 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5634 * doc/invoke.texi (sra-max-structure-size): Removed.
5635 (sra-field-structure-ratio): Removed.
5637 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5640 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5643 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5645 PR rtl-optimization/40101
5646 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5647 seqno. Adjust comment.
5648 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5649 inserting bookkeeping before a jump, the jump is not scheduled.
5650 When no positive seqno found, provide a value. Add comment.
5652 2009-05-29 Richard Guenther <rguenther@suse.de>
5654 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5655 short-cutting on the first component.
5657 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5660 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5661 for trees other than decls/types.
5663 2009-05-29 Richard Guenther <rguenther@suse.de>
5665 * tree-ssa-operands.c (get_expr_operands): Do not handle
5666 INDIRECT_REFs in the handled-component case. Remove
5667 unused get_ref_base_and_extent case.
5668 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5669 tree_low_cst and host_integerp where possible.
5670 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5671 codes for equivalence.
5672 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5674 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5676 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5677 to tmake_file for i[34567]86-*-cygwin*.
5679 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5682 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5683 (altivec_categorize_keyword, init_vector_keywords,
5684 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5687 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5689 * tree.c (handle_dll_attribute): Check if node is
5690 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5692 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5694 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5696 (thumb2_zero_extendqidi2): Likewise.
5698 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5700 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5701 instead of gen_movrt.
5702 * config/sh/sh.md (movrt): Remove.
5704 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5706 * doc/invoke.texi (IA-64 Options):
5707 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5708 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5709 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5710 -msched-prefer-non-control-spec-insns,
5711 -msched-stop-bits-after-every-cycle,
5712 -msched-count-spec-in-critical-path,
5713 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5714 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5715 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5716 and -msched-spec-verbose.
5718 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5720 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5721 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5723 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5725 2009-05-28 Richard Guenther <rguenther@suse.de>
5727 * tree-ssa-alias.c (ao_ref_init): New function.
5728 (ao_ref_base): Likewise.
5729 (ao_ref_base_alias_set): Likewise.
5730 (ao_ref_alias_set): Likewise.
5731 (refs_may_alias_p_1): Change signature.
5732 (refs_may_alias_p): Adjust.
5733 (refs_anti_dependent_p): Likewise.
5734 (refs_output_dependent_p): Likewise.
5735 (call_may_clobber_ref_p_1): Change signature.
5736 (call_may_clobber_ref_p): Adjust.
5737 (stmt_may_clobber_ref_p_1): New function split out from ...
5738 (stmt_may_clobber_ref_p): ... here.
5739 (maybe_skip_until): Adjust signature.
5740 (get_continuation_for_phi): Likewise.
5741 (walk_non_aliased_vuses): Likewise.
5742 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5743 (ao_ref_init): Declare.
5744 (ao_ref_base): Likewise.
5745 (ao_ref_alias_set): Likewise.
5746 (stmt_may_clobber_ref_p_1): Likewise.
5747 (walk_non_aliased_vuses): Adjust.
5748 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5749 (get_ref_from_reference_ops): remove.
5750 (vn_reference_lookup_2): Adjust signature.
5751 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5752 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5753 (vn_reference_lookup): Adjust.
5754 (vn_reference_insert): Likewise.
5755 (vn_reference_insert_pieces): Adjust signature.
5756 (visit_reference_op_call): Adjust.
5757 * tree-ssa-pre.c (get_expr_type): Simplify.
5758 (phi_translate_1): Adjust.
5759 (compute_avail): Likewise.
5760 (translate_vuse_through_block): Do not re-build trees.
5761 (value_dies_in_block_x): Likewise.
5762 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5764 (vn_reference_lookup_pieces): Adjust declaration.
5765 (vn_reference_insert_pieces): Likewise.
5767 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5769 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5770 with checking disabled.
5772 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5776 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5777 macro definition for support of three-operand format aligned
5778 .comm directive in assembler on cygwin/pe/mingw target OS.
5779 * configure: Regenerate.
5780 * config.h: Regenerate.
5782 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5783 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5784 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5786 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5787 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5789 2009-05-28 Ira Rosen <irar@il.ibm.com>
5791 PR tree-optimization/40254
5792 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5793 in analysis of basic blocks.
5795 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5798 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5799 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5800 (TARGET_INITIALIZER): Use it.
5801 * cse.c (CHEAPER): Move it up to the other macros.
5802 (insert): Rename this ...
5803 (insert_with_costs): ... to this. Add cost parameters. Update
5805 (insert): New function. Call insert_with_costs.
5806 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5807 find_reg_offset_for_const, try_const_anchors): New functions.
5808 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5809 when using a const-anchor. Call insert_const_anchors.
5810 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5811 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5813 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5815 * tree-inline.c (remap_decls): Enable nonlocalized variables
5816 when not optimizing.
5818 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5820 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5821 Simplify other tests involving optimize.
5823 2009-05-27 Tom Tromey <tromey@redhat.com>
5825 * unwind-dw2.c (_Unwind_DebugHook): New function.
5826 (uw_install_context): Call _Unwind_DebugHook.
5828 2009-05-27 Tom Tromey <tromey@redhat.com>
5830 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5832 2009-05-27 Ian Lance Taylor <iant@google.com>
5834 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5835 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5836 (ALL_LINKERFLAGS): Define.
5837 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5838 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5839 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5840 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5841 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5842 $(LINKER_FOR_BUILD).
5843 (build/gcov-iov$(build_exeext)): Likewise.
5845 2009-05-27 Julian Brown <julian@codesourcery.com>
5847 * gcse.c (target.h): Include.
5848 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5849 copy of argument to a pseudo register.
5851 2009-05-27 Diego Novillo <dnovillo@google.com>
5853 * tree-ssa-live.c (dump_scope_block): Document arguments.
5854 (dump_scope_blocks): Document.
5855 (debug_scope_blocks): New.
5856 * tree-flow.h (debug_scope_blocks): Declare.
5858 2009-05-21 Denis Chertykov <denisc@overta.ru>
5860 * doc/contrib.texi (Contributors): Add myself to the list.
5862 2009-05-27 Olivier Hainque <hainque@adacore.com>
5864 * expr.c (target_align): New function. Alignment the TARGET of an
5865 assignment may be assume to have.
5866 (highest_pow2_factor_for_target): Use it instead of relying on
5867 immediate tree attributes of TARGET, not necessarily honored when
5868 intermediate bitfields are involved.
5870 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5873 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5874 AVX, SSE4, AES, PCLMUL and POPCNT.
5876 2009-05-27 Diego Novillo <dnovillo@google.com>
5878 * tree-pretty-print.c (dump_location): New.
5879 (dump_generic_node): Call it.
5880 Factor code to handle BLOCK nodes ...
5881 (dump_block_node): ... here.
5883 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
5885 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
5887 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
5889 * gcc-plugin.h: Include config.h and system.h.
5890 (IN_GCC): Define if not defined.
5892 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
5895 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
5898 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
5900 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
5902 * config/m32r/m32r.h: Ditto.
5903 * config/m32r/m32r.md: Ditto.
5904 * config/m32r/predicates.md: Ditto.
5906 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
5908 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
5910 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
5913 (Loading plugins): typo.
5914 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
5915 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5916 (Interacting with the GCC Garbage Collector): Added new section.
5917 (Giving information about a plugin): Added new section for
5919 * ggc.h (ggc_register_root_tab): Added declaration.
5920 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
5921 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
5922 (register_callback): Improved comment in declaration.
5923 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
5924 (extra_root_vec) Added static variable for dynamic roots registration.
5925 (ggc_register_root_tab) Added new routine.
5926 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
5927 PLUGIN_GGC_MARKING event.
5928 * ggc-zone.c: Include plugin.h.
5929 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5930 * ggc-page.c: Include plugin.h.
5931 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5932 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
5933 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
5934 (register_callback): check lack of callbacks for
5935 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
5936 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
5937 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
5938 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5939 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
5940 dependency on plugin.h.
5941 (plugin.o): Added dependency on ggc.h...
5943 2009-05-26 Richard Guenther <rguenther@suse.de>
5947 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5948 with mismatched comparison modes.
5950 * expr.c (expand_expr_real_1): Expand the operand of a
5951 VIEW_CONVERT_EXPR in its natural mode.
5953 2009-05-26 Ian Lance Taylor <iant@google.com>
5955 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
5956 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
5957 (ALL_COMPILERFLAGS): Define.
5958 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
5959 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5960 (collect2$(exeext), collect2.o): Likewise.
5961 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
5962 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
5963 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
5964 (libbackend.o, intl.o, cppdefault.o): Likewise.
5965 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5966 (build/%.o): Use $(COMPILER_FOR_BUILD).
5967 (build/gen%$(build_exeext)): Likewise.
5968 (build/gcov-iov$(build_exeext)): LIkewise.
5969 * config/t-darwin (darwin.o): Use $(COMPILER).
5970 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
5971 * config/t-sol2 (sol2-c.o): Likewise.
5973 * config/t-vxworks (vxworks.o): Likewise.
5974 * config/x-darwin (host-darwin.o): Likewise.
5975 * config/x-hpux (host-hpux.o): Likewise.
5976 * config/x-linux (host-linux.o): Likewise.
5977 * config/x-solaris (host-solaris.o): Likewise.
5978 * config/alpha/x-alpha (driver-alpha.o): Likewise.
5979 * config/arm/t-arm (arm-c.o): Likewise.
5980 * config/arm/t-pe (pe.o): Likewise.
5981 * config/arm/t-wince-pe (pe.o): Likewise.
5982 * config/i386/t-cygming (winnt.o): Likewise.
5983 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
5984 * config/i386/t-cygwin (cygwin1.o): Likewise.
5985 (cygwin2.o): Likewise.
5986 * config/i386/t-i386 (i386-c.o): Likewise.
5987 * config/i386/t-interix (winnt.o): Likewise.
5988 * config/i386/t-netware (netware.o): Likewise.
5989 * config/i386/t-nwld (nwld.o): Likewise.
5990 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
5991 * config/i386/x-i386 (driver-i386.o): Likewise.
5992 * config/i386/x-cygwin (host-cygwin.o): Likewise.
5993 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
5994 * config/ia64/t-ia64 (ia64-c.o): Likewise.
5995 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
5996 * config/mips/x-native (driver-native.o): Likewise.
5997 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
5998 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
5999 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6000 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6001 * config/score/t-score-elf (score7.o): Likewise.
6002 (score3.o): Likewise.
6003 * config/sh/t-sh (sh-c.o): Likewise.
6004 * config/sh/t-symbian (sh-c.o): Likewise.
6005 (symbian.o): Likewise.
6006 * config/spu/t-spu-elf (spu-c.o): Likewise.
6007 * config/v850/t-v850 (v850-c.o): Likewise.
6008 * config/v850/t-v850e (v850-c.o): Likewise.
6010 2009-05-26 Richard Guenther <rguenther@suse.de>
6012 PR tree-optimization/40122
6013 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6014 VECTOR_CSTs if possible.
6015 (fold_gimple_assign): Likewise.
6017 2009-05-26 Richard Guenther <rguenther@suse.de>
6020 * fold-const.c (fold_binary): Use the correct types for building
6023 2009-05-26 Richard Guenther <rguenther@suse.de>
6025 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6026 redundant calls to merge_alias_info.
6027 (bump_vector_ptr): Likewise.
6028 * tree-ssa-copy.c (merge_alias_info): Remove.
6029 (replace_exp_1): Remove call to merge_alias_info.
6030 (propagate_tree_value): Likewise.
6031 (fini_copy_prop): Propagate points-to info.
6032 * tree-flow.h (merge_alias_info): Remove.
6034 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6036 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6038 2009-05-25 Jan Hubicka <jh@suse.cz>
6040 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6041 * cgraph.h (struct inline_summary): New filed self_wize,
6042 size_inlining_benefit, self_time and time_inlining_benefit.
6043 (struct cgraph_global_info): Replace insns by time ans size fields.
6044 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6045 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6046 (ipcp_update_callgraph): Do not touch function bodies.
6047 * ipa-inline.c: Include except.h
6048 (MAX_TIME): New constant.
6049 (overall_insns): Remove.
6051 (overall_size, max_benefit): New static variables.
6052 (cgraph_estimate_time_after_inlining): New function.
6053 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6054 (cgraph_clone_inlined_nodes): Update size.
6055 (cgraph_mark_inline_edge): Update size.
6056 (cgraph_estimate_growth): Use size info.
6057 (cgraph_check_inline_limits): Check size.
6058 (cgraph_default_inline_p): Likewise.
6059 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6060 (cgraph_decide_recursive_inlining): Check size.
6061 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6063 (cgraph_decide_inlining): Likewise.
6064 (cgraph_decide_inlining_incrementally): Likewise; honor
6065 PARAM_EARLY_INLINING_INSNS.
6066 (likely_eliminated_by_inlining_p): New predicate.
6067 (estimate_function_body_sizes): New function.
6068 (compute_inline_parameters): Use it.
6069 * except.c (must_not_throw_labels): New function.
6070 * except.h (must_not_throw_labels): Declare.
6071 * tree-inline.c (init_inline_once): Kill inlining_weigths
6072 * tree-ssa-structalias.c: Avoid uninitialized warning.
6073 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6074 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6075 (PARAM_INLINE_CALL_COST): Remove.
6076 (PARAM_EARLY_INLINING_INSNS): New.
6078 2009-05-25 Richard Guenther <rguenther@suse.de>
6080 PR tree-optimization/36327
6081 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
6082 callback for reference translation or lookup at the point of may-defs.
6083 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
6084 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
6085 for union COMPONENT_REFs.
6086 (vn_reference_lookup_3): New callback. Lookup from memset
6087 and CONSTRUCTOR assignment, translate through struct copies.
6088 (vn_reference_lookup_pieces): Make sure to not free the
6089 passed operands array. Adjust walk_non_aliased_vuses call.
6090 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
6091 make sure we do not leak memory.
6093 2009-05-25 Richard Guenther <rguenther@suse.de>
6095 * tree-ssa-alias.h (dump_points_to_solution): Declare.
6096 * tree-inline.c (expand_call_inline): Reset the escaped and
6098 * tree-ssa-structalias.c (pass_build_ealias): New.
6099 * tree-pass.h (pass_build_ealias): Declare.
6100 * passes.c (init_optimization_passes): Add PTA during
6101 early optimizations.
6102 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
6103 and CALLUSED solutions.
6104 (dump_points_to_solution): New function, split out from ...
6105 (dump_points_to_info_for): ... here.
6106 * tree-parloops.c (parallelize_loops): Reset the escaped and
6109 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6112 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
6113 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
6115 2009-05-25 Ira Rosen <irar@il.ibm.com>
6117 PR tree-optimization/40238
6118 * tree-vect-stmts.c (vect_init_vector): Insert initialization
6119 statements after basic block's labels.
6120 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
6121 to free the allocated memory.
6123 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
6125 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
6126 return address with a USE.
6128 2009-05-24 Richard Guenther <rguenther@suse.de>
6131 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
6132 array type from the main variant of the inner type.
6134 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6136 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
6137 definition to bool (from int) to un-break build.
6138 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
6140 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
6142 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
6143 discard_stmt_changes): Delete.
6144 * tree-ssa-operands.c (scb_stack): Delete.
6145 (init_ssa_operands): Do not initialize it.
6146 (fini_ssa_operands): Do not free it.
6147 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
6149 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
6150 update_stmt, remove the others. Fix comments.
6151 * tree-dfa.c (optimize_stack_restore): Likewise.
6152 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
6153 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
6154 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6155 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
6157 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
6158 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6159 (dom_opt_finalize_block): Likewise, adjusting access to
6161 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
6162 (stmts_to_rescan): Change item type to gimple.
6163 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
6165 2009-05-24 Ira Rosen <irar@il.ibm.com>
6167 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
6168 * tree-pass.h (pass_slp_vectorize): New pass.
6169 * params.h (SLP_MAX_INSNS_IN_BB): Define.
6170 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
6171 * tree-vectorizer.c (timevar.h): Include.
6172 (user_vect_verbosity_level): Declare.
6173 (vect_location): Fix comment.
6174 (vect_set_verbosity_level): Update user_vect_verbosity_level
6175 instead of vect_verbosity_level.
6176 (vect_set_dump_settings): Add an argument. Ignore user defined
6177 verbosity if dump flags require higher level of verbosity. Print to
6178 stderr only for loop vectorization.
6179 (vectorize_loops): Update call to vect_set_dump_settings.
6180 (execute_vect_slp): New function.
6181 (gate_vect_slp): Likewise.
6182 (struct gimple_opt_pass pass_slp_vectorize): New.
6183 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
6185 (vec_info_for_bb): New function.
6186 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
6187 (VECTORIZATION_ENABLED): New macro.
6188 (SLP_ENABLED, SLP_DISABLED): Likewise.
6189 (vect_is_simple_use): Add bb_vec_info argument.
6190 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
6191 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
6192 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
6193 vect_schedule_slp, vect_analyze_slp): Likewise.
6194 (vect_analyze_stmt): Add slp_tree argument.
6195 (find_bb_location): Declare.
6196 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6197 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
6198 (vect_analyze_loop_operations, vect_analyze_loop,
6199 get_initial_def_for_induction, vect_create_epilog_for_reduction,
6200 vect_finalize_reduction, vectorizable_reduction,
6201 vectorizable_live_operation, vect_transform_loop): Likewise.
6202 * tree-data-ref.c (dr_analyze_innermost): Update comment,
6203 skip evolution analysis if analyzing a basic block.
6204 (dr_analyze_indices): Likewise.
6205 (initialize_data_dependence_relation): Skip the test whether the
6206 object is invariant for basic blocks.
6207 (compute_all_dependences): Skip dependence analysis for data
6208 references in basic blocks.
6209 (find_data_references_in_stmt): Don't fail in case of invariant
6210 access in basic block.
6211 (find_data_references_in_bb): New function.
6212 (find_data_references_in_loop): Move code to
6213 find_data_references_in_bb and add a call to it.
6214 (compute_data_dependences_for_bb): New function.
6215 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
6216 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
6218 (vect_analyze_data_ref_dependence): Check for interleaving in case of
6219 unknown dependence in basic block and fail in case of dependence in
6221 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
6222 dependence instances from either loop or basic block vectorization
6224 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6225 before calling nested_in_vect_loop_p.
6226 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6227 dependence instances from either loop or basic block vectorization
6229 (vect_verify_datarefs_alignment): Likewise.
6230 (vect_enhance_data_refs_alignment): Adjust function calls.
6231 (vect_analyze_data_refs_alignment): Likewise.
6232 (vect_analyze_group_access): Fix printing. Skip different checks if
6233 DR_STEP is 0. Keep strided stores either in loop or basic block
6234 vectorization data structure. Fix indentation.
6235 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6237 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6238 dependence instances from either loop or basic block vectorization
6240 (vect_analyze_data_refs): Update comment. Call
6241 compute_data_dependences_for_bb to analyze basic blocks.
6242 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6243 case of loop vectorization. In case of basic block vectorization use
6244 data-ref itself as a base.
6245 (vect_create_data_ref_ptr): In case of basic block vectorization:
6246 don't advance the pointer, add new statements before the current
6247 statement. Adjust function calls.
6248 (vect_supportable_dr_alignment): Support only aligned accesses in
6249 basic block vectorization.
6250 * common.opt (ftree-slp-vectorize): New flag.
6251 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6252 (vect_pattern_recog_1): Likewise.
6253 * tree-vect-stmts.c (process_use): Likewise.
6254 (vect_init_vector): Add new statements in the beginning of the basic
6255 block in case of basic block SLP.
6256 (vect_get_vec_def_for_operand): Adjust function calls.
6257 (vect_finish_stmt_generation): Likewise.
6258 (vectorizable_call): Add assert that it is loop vectorization, adjust
6260 (vectorizable_conversion, vectorizable_assignment): Likewise.
6261 (vectorizable_operation): In case of basic block SLP, take
6262 vectorization factor from statement's type and skip the relevance
6263 check. Adjust function calls.
6264 (vectorizable_type_demotion): Add assert that it is loop
6265 vectorization, adjust function calls.
6266 (vectorizable_type_promotion): Likewise.
6267 (vectorizable_store): Check for outer loop only in case of loop
6268 vectorization. Adjust function calls. For basic blocks, skip the
6269 relevance check and don't advance pointers.
6270 (vectorizable_load): Likewise.
6271 (vectorizable_condition): Add assert that it is loop vectorization,
6272 adjust function calls.
6273 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6274 that it is not reduction, get vector type, call only supported
6275 functions, skip loop specific parts.
6276 (vect_transform_stmt): Check for outer loop only in case of loop
6278 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6279 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6280 for external definition.
6281 * passes.c (pass_slp_vectorize): New pass.
6282 * tree-vect-slp.c (find_bb_location): New function.
6283 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6284 check for patterns only in loops.
6285 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6286 case of multiple types in basic block SLP.
6287 (vect_mark_slp_stmts_relevant): New function.
6288 (vect_supported_load_permutation_p): Fix comment.
6289 (vect_analyze_slp_instance): Add argument. In case of basic block
6290 SLP, take vectorization factor from statement's type, check that
6291 unrolling factor is 1. Adjust function call. Save SLP instance in
6292 either loop or basic block vectorization structure. Return FALSE,
6294 (vect_analyze_slp): Add argument. Get strided stores groups from
6295 either loop or basic block vectorization structure. Return FALSE
6296 if basic block SLP failed.
6297 (new_bb_vec_info): New function.
6298 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6299 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6300 (vect_schedule_slp): Add argument. Get SLP instances from either
6301 loop or basic block vectorization structure. Set vectorization factor
6302 to be 1 for basic block SLP.
6303 (vect_slp_transform_bb): New function.
6304 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6306 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6308 * final.c (shorten_branches): Do not align labels for jump tables.
6309 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6311 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6313 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6314 Remove outdated reference to flow.c and fix nits.
6315 * doc/gccint.texi: Tweak RTL description.
6316 * doc/rtl.texi: Likewise.
6318 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6320 * config/avr/avr.c: Change my email address.
6321 * config/avr/avr.h: Likewise.
6322 * config/avr/avr.md: Likewise.
6323 * config/avr/avr-protos.h: Likewise.
6324 * config/avr/libgcc.S: Likewise.
6326 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6328 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6329 (spu_split_load, spu_split_store): Change return type to int.
6330 (spu_split_convert): Declare.
6331 * config/spu/predicates.md (spu_mem_operand): Remove.
6332 (spu_mov_operand): Update.
6333 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6334 * config/spu/spu.c (regno_aligned_for_load): Remove.
6335 (reg_aligned_for_addr, spu_expand_load): Define.
6336 (spu_expand_extv): Reimplement and handle MEM.
6337 (spu_expand_insv): Handle MEM.
6338 (spu_sched_reorder): Handle insn's with length 0.
6339 (spu_legitimate_address_p): Reimplement.
6340 (store_with_one_insn_p): Return TRUE for any mode with size
6341 larger than 16 bytes.
6342 (address_needs_split): Define.
6343 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6345 (spu_convert_move): Define.
6346 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6347 (spu_split_store): Change all MEM's to TImode.
6348 (spu_init_expanders): Preallocate registers that correspond to
6349 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6351 (spu_split_convert): Define.
6352 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6353 (_move<mode>, _movdi, _movti): Update predicate and condition.
6354 (load, store): Change to define_split.
6355 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6357 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6358 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6359 define_insn_and_split of lshr<mode>3.
6360 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6361 (<v>ashr<mode>3_imm): Define.
6362 (extv, extzv, insv): Allow MEM operands.
6363 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6364 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6365 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6366 (_spu_convert2): Change to define_insn_and_split and remove the
6367 corresponding define_peephole2.
6368 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6369 Change predicates to memory_operand.
6371 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6373 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6375 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6377 PR tree-optimization/40219
6378 * tree.c (iterative_hash_expr): Make sure the builtin function is
6379 a normal builtin function and not a front end or back end builtin
6380 before indexing into the built_in_decls array.
6382 2009-05-22 Richard Guenther <rguenther@suse.de>
6385 * alias.c (write_dependence_p): Do not use TBAA for answering
6386 anti-dependence or output-dependence.
6387 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6388 (emit_pointer_definition): Remove.
6389 (emit_alias_warning): Likewise.
6390 (find_what_var_points_to): Remove TBAA pruning code.
6391 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6393 (compute_points_to_sets): Remove code computing the set of
6394 dereferenced pointers.
6395 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6396 oracle for querying anti and output dependencies.
6397 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6398 if TBAA may be applied.
6399 (refs_anti_dependent_p): New function.
6400 (refs_output_dependent_p): Likewise.
6401 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6402 (refs_output_dependent_p): Likewise.
6403 * doc/tree-ssa.texi (Memory model): New section.
6404 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6405 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6406 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6407 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6408 * expr.c (expand_expr_real_1): Likewise.
6409 * gimple-low.c (lower_stmt): Likewise.
6410 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6411 (dump_gimple_cdt): Remove.
6412 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6413 (gimple_size): Likewise.
6414 (walk_gimple_op): Likewise.
6415 (is_gimple_stmt): Likewise.
6416 (walk_stmt_load_store_addr_ops): Likewise.
6417 (gimple_build_cdt): Remove.
6418 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6419 * gimple.h (gimple_cdt_new_type): Remove.
6420 (gimple_cdt_new_type_ptr): Likewise.
6421 (gimple_cdt_set_new_type): Likewise.
6422 (gimple_cdt_location): Likewise.
6423 (gimple_cdt_location_ptr): Likewise.
6424 (gimple_cdt_set_location): Likewise.
6425 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6426 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6427 GIMPLE_CHANGE_DYNAMIC_TYPE.
6428 (verify_types_in_gimple_stmt): Likewise.
6429 * tree-inline.c (estimate_num_insns): Likewise.
6430 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6431 (copy_decl_to_var): Likewise.
6432 (copy_result_decl_to_var): Likewise.
6433 * tree-pretty-print.c (dump_generic_node): Do not handle
6434 CHANGE_DYNAMIC_TYPE_EXPR.
6435 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6436 * tree-ssa-operands.c (get_expr_operands): Likewise.
6437 * tree-ssa-structalias.c (struct variable_info): Remove
6438 no_tbaa_pruning member.
6439 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6440 (unify_nodes): Do not copy it.
6441 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6442 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6443 (set_uids_in_ptset): Do not check it.
6444 (find_what_var_points_to): Likewise.
6445 (compute_tbaa_pruning): Remove.
6446 (compute_points_to_sets): Do not call it.
6447 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6448 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6449 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6450 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6451 (DECL_NO_TBAA_P): Likewise.
6452 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6453 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6454 (expand_omp_atomic_pipeline): Do not set it.
6455 * print-tree.c (print_node): Do not dump it.
6456 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6459 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6462 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6465 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6467 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6470 2009-05-22 Ben Elliston <bje@au.ibm.com>
6472 * Makefile.in (bversion.h, s-bversion): New targets.
6473 (TOPLEV_H): Add bversion.h.
6474 * toplev.h: Include "bversion.h".
6475 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6476 the __format__ attribute only if compiling with the same version
6477 of GCC as the sources (the "build version").
6479 2009-05-22 Ben Elliston <bje@au.ibm.com>
6481 * c-format.c (handle_format_attribute): Fix comment typo.
6483 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6486 * config/ia64/ia64.opt (mfused-madd): New.
6487 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6488 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6489 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6490 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6491 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6492 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6493 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6494 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6495 instruction if !TARGET_FUSED_MADD.
6496 (fpma, fpms): Remove colon from name.
6498 2009-05-22 Richard Guenther <rguenther@suse.de>
6500 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6501 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6502 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6504 (create_expression_by_pieces): Only convert if necessary.
6505 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6506 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6508 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6510 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6511 regular pattern from a template and rename it ...
6512 (*extzv_truncsi_exts): ... to this.
6514 2009-05-21 Richard Guenther <rguenther@suse.de>
6516 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6517 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6518 (cgraph_default_inline_p): Likewise.
6519 (cgraph_decide_inlining_incrementally): Likewise.
6521 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6522 Uros Bizjak <ubizjak@gmail.com>
6524 * config/i386/cpuid.h (bit_MOVBE): New.
6526 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6528 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6529 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6530 (ix86_handle_option): Handle OPT_mmovbe.
6531 (ix86_target_string): Add -mmovbe.
6532 (pta_flags): Add PTA_MOVBE.
6533 (processor_alias_table): Add PTA_MOVBE to "atom".
6534 (override_options): Handle PTA_MOVBE.
6536 * config/i386/i386.h (TARGET_MOVBE): New.
6538 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6539 (*bswapsi_movbe): New.
6540 (*bswapdi_movbe): Likewise.
6541 (bswapdi2): Renamed to ...
6543 (bswapdi2): New expander.
6545 * config/i386/i386.opt (mmovbe): New.
6547 * doc/invoke.texi: Document -mmovbe.
6549 2009-05-21 Taras Glek <tglek@mozilla.com>
6551 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6552 * gcc-plugin.h (plugin_init): Updated signature.
6553 * gcc-plugin.h (plugin_name_args): Moved to this header.
6554 * doc/plugins.texi (plugin_init): Updated documention to reflect
6556 * doc/plugins.texi (plugin_name_args): Added to documention.
6558 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6560 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6561 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6563 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6565 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6566 JUMP_TABLE_DATA_P predicates where applicable.
6567 * config/i386/predicates.md: Ditto.
6568 * config/i386/sse.md: Ditto.
6570 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6572 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6573 operand2 -128 override length_immediate attribute to 1.
6574 * config/i386/predicates.md (constm128_operand): New predicate.
6576 * config/i386/i386.c (memory_address_length): Handle %r12
6577 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6579 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6580 mode look through optional ZERO_EXTEND and SUBREG.
6581 * config/i386/i386.md (R12_REG): New define_constant.
6582 (prefix_data16): For sse unit set also for MODE_TI insns.
6583 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6584 insns set if operand 1 is ext_QIreg_operand.
6585 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6586 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6588 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6589 mode from MODE_DI to MODE_SI.
6590 (movdi_1_rex64): Override modrm and length_immediate attributes
6591 only for movabs (TYPE_IMOV, alternative 2).
6592 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6593 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6594 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6595 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6596 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6597 prefix_rex attribute if DImode.
6598 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6599 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6600 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6601 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6602 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6603 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6604 Likewise. For TYPE_IMOV clear length_immediate attribute.
6605 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6606 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6607 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6608 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6609 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6610 or one operand TYPE_ISHIFT.
6611 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6612 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6613 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6614 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6615 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6616 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6617 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6618 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6619 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6620 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6621 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6622 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6623 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6624 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6625 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6626 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6627 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6628 set mode attribute, don't override length attribute.
6629 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6631 (return_internal_long): Set length attribute to 2 instead of 1.
6632 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6633 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6634 prefix_rex attribute.
6635 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6637 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6639 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6641 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6643 2009-05-20 Ian Lance Taylor <iant@google.com>
6645 * tree.c (build_tree_list_vec_stat): New function.
6646 (ctor_to_vec): New function.
6647 (build_nt_call_vec): New function.
6648 (build_call_array): Change args to be a const pointer.
6649 (build_call_vec): New function.
6650 * tree.h (build_nt_call_vec): Declare.
6651 (build_tree_list_vec_stat): Declare.
6652 (build_tree_list_vec): Define.
6653 (build_call_array): Update declaration.
6654 (build_call_vec): Declare.
6655 (ctor_to_vec): Declare.
6656 * c-common.c (tree_vector_cache): New static variable.
6657 (make_tree_vector): New function.
6658 (release_tree_vector): New function.
6659 (make_tree_vector_single): New function.
6660 (make_tree_vector_copy): New function.
6661 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6662 (make_tree_vector_single, make_tree_vector_copy): Declare.
6663 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6664 (c_parser_expr_list): Don't manage cache here, instead call
6666 (c_parser_release_expr_list): Remove static function.
6667 (c_parser_vec_to_tree_list): Remove static function.
6668 (c_parser_attributes): Call build_tree_list_vec instead of
6669 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6670 c_parser_release_expr_list.
6671 (c_parser_postfix_expression_after_primary): Likewise.
6672 (c_parser_objc_keywordexpr): Likewise.
6674 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6676 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6677 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6678 TARGET_CONVERT_TO_TYPE.
6679 * hooks.c (hook_tree_const_tree_null): Define.
6680 * hooks.h (hook_tree_const_tree_null): Declare.
6681 * target.h (struct gcc_target): Add invalid_parameter_type,
6682 invalid_return_type, promoted_type, and convert_to_type fields.
6683 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6684 (TARGET_INVALID_RETURN_TYPE): Define.
6685 (TARGET_PROMOTED_TYPE): Define.
6686 (TARGET_CONVERT_TO_TYPE): Define.
6687 (TARGET_INITIALIZER): Update for new fields.
6688 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6689 (grokparms): Check targetm.invalid_parameter_type.
6690 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6691 * c-convert.c (convert): Check targetm.convert_to_type.
6693 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6695 * config/mips/mips.md (*extenddi_truncate<mode>,
6696 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6698 (*extendhi_truncateqi): New define_insn_and_sptit.
6700 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6703 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6704 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6706 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6708 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6709 the operand of VIEW_CONVERT_EXPR.
6711 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6713 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6714 extended family and model for Intel processors. Support Intel Atom.
6716 2009-05-20 Olivier Hainque <hainque@adacore.com>
6718 * gstab.h (stab_code_type): Define, to be used instead of the
6719 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6721 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6722 occurrences by stab_code_type.
6723 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6725 2009-05-20 Martin Jambor <mjambor@suse.cz>
6727 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6728 (sra_insert_before): Likewise.
6729 (sra_insert_after): Likewise.
6730 (sra_init_cache): Likewise.
6731 (sra_type_can_be_decomposed_p): Likewise.
6732 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6733 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6734 (sra_insert_before): Likewise.
6735 (sra_insert_after): Likewise.
6736 (sra_init_cache): Likewise.
6737 (insert_edge_copies_seq): Made static and moved upwards.
6739 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6742 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6744 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6745 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6748 2009-05-20 Richard Guenther <rguenther@suse.de>
6750 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6751 with mismatched comparison modes.
6753 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6755 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6756 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6757 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6758 with shifts for Thumb2.
6759 (orsi_notsi): New for orn.
6760 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6761 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6762 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6763 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6764 Don't invert remainder for IOR.
6766 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6768 PR tree-optimization/40087
6769 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6770 number_of_iterations_ne): Rename never_infinite argument.
6771 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6772 number_of_iterations_le): Handle pointer-type ivs when
6773 exit_must_be_taken is false.
6774 (number_of_iterations_cond): Do not always assume that
6775 exit_must_be_taken if the control variable is a pointer.
6777 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6779 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6780 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6782 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6784 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6785 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6787 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6790 * c.opt (Wlogical-op): Disabled by default.
6791 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6793 * doc/invoke.texi (Wlogical-op): Likewise.
6795 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6797 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6799 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6800 Propagate the type of the first operand.
6801 <ASSERT_EXPR>: Simplify.
6802 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6803 Rewrite using the RHS code as discriminant.
6804 <NOP_EXPR>: Turn into CASE_CONVERT.
6805 <PLUS_EXPR>: Propagate the type of the first operand.
6807 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6809 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6810 (ia64_dconst_0_375): New.
6811 * config/ia64/ia64.c (ia64_override_options): Remove
6812 -minline-sqrt-min-latency warning.
6813 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6814 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6815 * config/ia64/ia64.md (*sqrt_approx): Remove.
6816 (sqrtsf2): Remove #if 0.
6817 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6818 (sqrtdf): Remove assert.
6819 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6820 (sqrtxf2): Remove #if 0.
6821 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6822 * div.md (sqrt_approx_rf): New.
6823 (sqrtsf2_internal_thr): New implementation.
6824 (sqrtsf2_internal_lat): New.
6825 (sqrtdf2_internal_thr: New implementation.
6826 (sqrtxf2_internal): New implementation.
6828 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6829 Hans-Peter Nilsson <hp@axis.com>
6831 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6832 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6833 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6834 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6835 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6836 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6837 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6838 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6839 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6840 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6841 * c-common.c: ...from here.
6843 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6845 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6847 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6849 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6851 2009-05-19 Ben Elliston <bje@au.ibm.com>
6853 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6854 assignments with memcpy calls.
6855 (add_fdes): Likewise.
6856 (binary_search_unencoded_fdes): Likewise.
6857 (linear_search_fdes): Eliminate type puns.
6859 2009-05-19 Richard Guenther <rguenther@suse.de>
6861 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6862 not falsely claim to have propagated into all uses.
6864 2009-05-19 Ben Elliston <bje@au.ibm.com>
6866 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6869 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6871 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6872 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6873 (TARGET_LEGITIMATE_ADDRESS_P): New.
6874 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6875 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6877 2009-05-18 Dodji Seketeli <dodji@redhat.com>
6880 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
6881 child of the containing namespace's DIE.
6883 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
6885 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
6886 *zero_extendhi_truncqi): Move after the zero_extend patterns.
6887 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
6890 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
6893 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
6894 gen_align with gen_pad.
6895 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
6896 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
6898 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
6899 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
6901 * config/i386/i386.md (align): Renamed to ...
6902 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
6903 ASM_OUTPUT_MAX_SKIP_PAD.
6905 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
6907 * config.gcc: Fix variable syntax.
6910 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
6911 before calling exact_log2.
6912 (output_iorsi3): Likewise.
6913 (output_xorsi3): Likewise.
6915 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6917 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
6918 for the none zero constant operand except for EQ and NE
6919 comprisons even when the first operand is R0.
6921 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
6923 * config/s390/2064.md: Remove trailing whitespaces.
6924 * config/s390/2084.md: Likewise.
6925 * config/s390/constraints.md: Likewise.
6926 * config/s390/fixdfdi.h: Likewise.
6927 * config/s390/libgcc-glibc.ver: Likewise.
6928 * config/s390/s390-modes.def: Likewise.
6929 * config/s390/s390-protos.h: Likewise.
6930 * config/s390/s390.c: Likewise.
6931 * config/s390/s390.h: Likewise.
6932 * config/s390/s390.md: Likewise.
6933 * config/s390/tpf-unwind.h: Likewise.
6935 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6937 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
6939 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6942 * configure.ac (m68k-*-*): Check if binutils support TLS.
6943 * configure: Regenerate.
6944 * config/m68k/predicates.md (symbolic_operand): Extend comment.
6945 * config/m68k/constraints.md (Cu): New constraint.
6946 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
6947 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
6948 (movsi): Handle TLS symbols.
6949 (addsi3_5200): Handle XTLS symbols, indent.
6950 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
6951 (m68k_tls_reference_p): Declare.
6952 (m68k_legitimize_address): Declare.
6953 (m68k_unwrap_symbol): Declare.
6954 * config/m68k/m68k.opt (mxtls): New option.
6955 * config/m68k/m68k.c (ggc.h): Include.
6956 (m68k_output_dwarf_dtprel): Implement hook.
6957 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6958 (m68k_expand_prologue): Load GOT pointer when function needs it.
6959 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
6960 (m68k_legitimate_constant_address_p): Same.
6961 (m68k_decompose_address): Handle TLS references.
6962 (m68k_get_gp): New static function.
6963 (enum m68k_reloc): New contants.
6964 (TLS_RELOC_P): New macro.
6965 (m68k_wrap_symbol): New static function.
6966 (m68k_unwrap_symbol): New function.
6967 (m68k_final_prescan_insn_1): New static function.
6968 (m68k_final_prescan_insn): New function.
6969 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
6971 (legitimize_pic_address): Handle TLS references..
6972 (m68k_tls_get_addr, m68k_get_tls_get_addr)
6973 (m68k_libcall_value_in_a0_p)
6974 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
6975 (m68k_call_m68k_read_tp): Helper variables and functions for ...
6976 (m68k_legitimize_tls_address): Handle TLS references.
6977 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
6979 (m68k_legitimize_address): Handle TLS symbols.
6980 (m68k_get_reloc_decoration): New static function.
6981 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
6983 (m68k_output_dwarf_dtprel): Implement hook.
6984 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
6985 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
6986 m68k_call_* routines.
6987 (sched_attr_op_type): Handle TLS symbols.
6988 (gt-m68k.h): Include.
6989 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
6990 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
6992 2009-05-18 Martin Jambor <mjambor@suse.cz>
6994 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
6995 (visit_store_addr_for_mod_analysis): New function.
6996 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
6997 (determine_cst_member_ptr): Use gimple_assign_single_p.
6998 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
6999 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7000 operands. Don't check number of operands of a NOP_EXPR.
7002 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7004 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7006 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7009 * c-common.c (warn_logical_operator): Don't warn if one of
7010 expression isn't always true or false.
7012 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7014 * config/i386/biarch32.h: New file.
7015 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7017 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7019 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7020 *zero_extend<mode>_truncqi): Merge these into ...
7021 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7022 Name the pattern following this as *zero_extendhi_truncqi.
7024 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7027 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7028 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7029 (output_info): Make field HOST_WIDEST_INT.
7030 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7031 (dump_bitmat_statistics): Same.
7033 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7035 * config.gcc (use_gcc_stdint): Set to wrap.
7036 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7037 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7038 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7039 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7040 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7041 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7042 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7043 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7045 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7047 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7049 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7050 Move definitions earlier.
7051 (OPT_ARCH64, OPT_ARCH32): Define.
7052 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7055 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7058 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
7061 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7063 * arm.md (movdi2): Copy non-reg values to DImode registers.
7065 2009-05-16 Jakub Jelinek <jakub@redhat.com>
7068 * final.c (label_to_max_skip): New function.
7069 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
7070 CODE_LABEL_NUMBER <= max_labelno.
7071 * output.h (label_to_max_skip): New prototype.
7072 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
7073 (ix86_avoid_jump_mispredicts): ... this. Don't define if
7074 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
7075 Handle CODE_LABELs with >= 16 byte alignment or with
7076 max_skip == (1 << align) - 1.
7077 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
7078 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
7081 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
7082 .p2align 3 if MAX_SKIP is smaller than 7.
7083 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7085 2009-05-15 Ian Lance Taylor <iant@google.com>
7087 * alias.c (struct alias_set_entry_d): Rename from struct
7088 alias_set_entry. Change all uses.
7089 * except.c (struct call_site_record_d): Rename from struct
7090 call_site_record. Change all uses.
7091 * except.h (struct eh_region_d): Rename from struct eh_region.
7093 * gcse.c (struct hash_table_d): Rename from struct hash_table.
7095 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
7096 ivtype_map_elt. Change all uses.
7097 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
7099 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
7100 * graphite.h (struct name_tree_d): Rename from struct name_tree.
7102 (struct sese_d): Rename from struct sese. Change all uses.
7103 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
7104 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
7105 * optabs.h (struct optab_d): Rename from struct optab. Change all
7107 (struct convert_optab_d): Rename from struct convert_optab.
7109 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
7110 ipa_opt_pass. Change all uses.
7111 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
7114 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
7115 defined as a typedef.
7116 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
7119 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7122 * fold-const.c (make_range,build_range_check,merge_ranges): Move
7124 (merge_ranges): Returns bool.
7125 * tree.h (make_range): .. to here.
7126 (build_range_check): Likewise.
7127 (merge_ranges): Likewise. Renamed from merge_ranges.
7128 * c-typeck.c (parser_build_binary_op): Update calls to
7129 warn_logical_operator.
7130 * c-common.c (warn_logical_operator): Add new warning.
7131 * c-common.h (warn_logical_operator): Update declaration.
7133 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7135 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
7137 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7139 * doc/install.texi: Document MPC requirements, flags etc.
7141 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
7142 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
7143 Evaluate constant arguments.
7144 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
7145 (fold_builtin_1): Likewise, also evaluate constant arguments.
7146 Remove superfluous break.
7147 (do_mpc_ckconv): New.
7148 * real.h: Include mpc.h.
7149 * toplev.c (print_version): Output MPC version info if available.
7151 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7153 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
7155 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
7157 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
7160 2009-05-15 Jan Hubicka <jh@suse.cz>
7162 * doc/invoke.texi (max-early-inliner-iterations): New flag.
7163 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
7164 (try_inline): Fix return value.
7165 (cgraph_decide_inlining_incrementally): Honor new value.
7166 (cgraph_early_inlining): Handle indirect inlining.
7167 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
7169 2009-05-15 Jan Hubicka <jh@suse.cz>
7171 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
7172 * cgraphunit.c (cgraph_finalize_function): Set it.
7173 (cgraph_expand_function): Use it.
7175 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7177 * real.c (encode_ieee_half): Define.
7178 (decode_ieee_half): Define.
7179 (ieee_half_format): Define.
7180 (arm_half_format): Define.
7181 * real.h (ieee_half_format): Declare.
7182 (arm_half_format): Declare.
7184 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7186 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
7187 swapped, and reversed optabs exist before trying to use them.
7189 2009-05-15 Paul Brook <paul@codesourcery.com>
7190 Sandra Loosemore <sandra@codesourcery.com>
7192 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
7193 loads. Allow PRE_DEC.
7194 (output_move_neon): Handle PRE_DEC.
7195 (arm_print_operand): Add 'A' for neon structure loads.
7196 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
7197 * config/arm/neon.md (neon_mov): Update comment.
7198 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
7200 (Um): New constraint.
7202 2009-05-15 Jan Hubicka <jh@suse.cz>
7204 Revert the following patch until testsuite fallout is fixed:
7205 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7206 * cgraph.h (struct inline_summary): New filed self_wize,
7207 size_inlining_benefit, self_time and time_inlining_benefit.
7208 (struct cgraph_global_info): Replace insns by time ans size fields.
7209 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7210 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7211 (ipcp_update_callgraph): Do not touch function bodies.
7212 * ipa-inline.c: Include except.h
7213 (MAX_TIME): New constant.
7214 (overall_insns): Remove
7215 (overall_size, max_benefit): New static variables.
7216 (cgraph_estimate_time_after_inlining): New function.
7217 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7218 (cgraph_clone_inlined_nodes): Update size.
7219 (cgraph_mark_inline_edge): Update size.
7220 (cgraph_estimate_growth): Use size info.
7221 (cgraph_check_inline_limits): Check size.
7222 (cgraph_default_inline_p): Likewise.
7223 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7224 (cgraph_decide_recursive_inlining): Check size.
7225 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7227 (cgraph_decide_inlining): Likewise.
7228 (cgraph_decide_inlining_incrementally): Likewise; honor
7229 PARAM_EARLY_INLINING_INSNS.
7230 (likely_eliminated_by_inlining_p): New predicate.
7231 (estimate_function_body_sizes): New function.
7232 (compute_inline_parameters): Use it.
7233 * except.c (must_not_throw_labels): New function.
7234 * except.h (must_not_throw_labels): Declare.
7235 * tree-inline.c (init_inline_once): Kill inlining_weigths
7236 * tree-ssa-structalias.c: Avoid uninitialized warning.
7237 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7238 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7239 (PARAM_INLINE_CALL_COST): Remove.
7240 (PARAM_EARLY_INLINING_INSNS): New.
7242 2009-05-15 Richard Guenther <rguenther@suse.de>
7244 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7245 not TODO_update_ssa.
7247 2009-05-15 Richard Guenther <rguenther@suse.de>
7249 PR tree-optimization/39999
7250 * gimple.h (gimple_expr_type): Use the expression type looking
7251 through useless conversions.
7252 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7253 (vn_nary_op_insert_stmt): Likewise.
7254 (simplify_binary_expression): Likewise.
7256 2009-05-15 Richard Guenther <rguenther@suse.de>
7258 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7259 New options, enabled by default.
7260 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7262 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7263 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7264 * tree-ssa-structalias.c (gate_tree_pta): New function.
7265 (pass_build_alias): Use it.
7267 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7269 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7270 recurse on an invariant address if a conversion from a pointer
7271 type to a wider integer type is involved.
7273 2009-05-15 Jan Hubicka <jh@suse.cz>
7275 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7276 * cgraph.h (struct inline_summary): New filed self_wize,
7277 size_inlining_benefit, self_time and time_inlining_benefit.
7278 (struct cgraph_global_info): Replace insns by time ans size fields.
7279 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7280 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7281 (ipcp_update_callgraph): Do not touch function bodies.
7282 * ipa-inline.c: Include except.h
7283 (MAX_TIME): New constant.
7284 (overall_insns): Remove
7285 (overall_size, max_benefit): New static variables.
7286 (cgraph_estimate_time_after_inlining): New function.
7287 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7288 (cgraph_clone_inlined_nodes): Update size.
7289 (cgraph_mark_inline_edge): Update size.
7290 (cgraph_estimate_growth): Use size info.
7291 (cgraph_check_inline_limits): Check size.
7292 (cgraph_default_inline_p): Likewise.
7293 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7294 (cgraph_decide_recursive_inlining): Check size.
7295 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7297 (cgraph_decide_inlining): Likewise.
7298 (cgraph_decide_inlining_incrementally): Likewise; honor
7299 PARAM_EARLY_INLINING_INSNS.
7300 (likely_eliminated_by_inlining_p): New predicate.
7301 (estimate_function_body_sizes): New function.
7302 (compute_inline_parameters): Use it.
7303 * except.c (must_not_throw_labels): New function.
7304 * except.h (must_not_throw_labels): Declare.
7305 * tree-inline.c (init_inline_once): Kill inlining_weigths
7306 * tree-ssa-structalias.c: Avoid uninitialized warning.
7307 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7308 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7309 (PARAM_INLINE_CALL_COST): Remove.
7310 (PARAM_EARLY_INLINING_INSNS): New.
7311 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7312 (inline-call-cost): Remove.
7313 (early-inlining-insns): New.
7315 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7317 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7319 (print_int_cst_bounds_in_octal_p): Likewise.
7320 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7322 * dwarf2out.c (base_type_die): Likewise.
7323 (is_subrange_type): Delete.
7324 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7325 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7326 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7327 if the destination type is boolean.
7328 (build_range_check): Do not special-case subtypes.
7329 (fold_sign_changed_comparison): Likewise.
7330 (fold_unary): Likewise.
7331 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7332 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7333 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7334 * tree.c (subrange_type_for_debug_p): New predicate based on the
7335 former is_subrange_type.
7336 * tree.h (subrange_type_for_debug_p): Declare.
7337 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7338 (convert_affine_scev): Remove call to above function.
7339 (chrec_convert_aggressive): Likewise.
7340 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7341 false for conversions involving subtypes.
7342 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7343 (vrp_val_min): Likewise.
7344 (needs_overflow_infinity): Likewise.
7345 (extract_range_from_unary_expr): Likewise.
7347 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7349 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7350 * config/frv/frv.c: Likewise.
7351 * config/s390/s390.c: Likewise.
7352 * config/sparc/sparc.h: Likewise.
7353 * config/i386/i386.h: Likewise.
7354 * config/i386/i386.c: Likewise.
7355 * config/crx/crx.c: Likewise.
7356 * config/m68hc11/m68hc11.h: Likewise.
7357 * config/iq2000/iq2000.c: Likewise.
7358 * config/mn10300/mn10300.h: Likewise.
7359 * config/mn10300/mn10300.c: Likewise.
7360 * config/m68k/m68k.c: Likewise.
7361 * config/rs6000/rs6000.c: Likewise.
7362 * config/rs6000/xcoff.h: Likewise.
7363 * config/rs6000/linux64.h: Likewise.
7364 * config/rs6000/sysv4.h: Likewise.
7365 * config/score/score3.c: Likewise.
7366 * config/score/score7.c: Likewise.
7367 * config/score/score.c: Likewise.
7368 * config/arm/arm.md: Likewise.
7369 * config/mips/mips.c: Likewise.
7370 * config/mips/mips.md: Likewise.
7371 * config/bfin/bfin.h: Likewise.
7372 * config/pa/pa.c: Likewise.
7373 * config/pa/constraints.md: Likewise.
7375 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7376 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7377 * config/pdp11/pdp11.h: Use memory_address_p instead.
7379 2009-05-14 Ian Lance Taylor <iant@google.com>
7381 * passes.c (finish_optimization_passes): Change i to int.
7382 * plugin.c (plugins_active_p): Change event to int.
7383 (dump_active_plugins): Likewise.
7384 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7386 * tree.c (tree_range_check_failed): Change c to unsigned int.
7387 (omp_clause_range_check_failed): Likewise.
7388 (build_common_builtin_nodes): Change mode to int. Add cast.
7389 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7390 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7392 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7393 ++ or -- with a variable of enum type.
7395 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7398 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7400 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7402 * store-motion.c: Do not include params.h
7403 * Makefile.in: Fix dependencies for various files.
7405 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7407 * auto-inc-dec.c: Fix pass description, remove apparent
7408 accidental duplication.
7410 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7413 * ipa-utils.h (memory_identifier_string): Moved to ...
7414 * tree.h (memory_identifier_string): Here. Add GTY(()).
7416 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7418 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7419 in the former documentation of...
7420 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7421 * ira-conflicts.c (get_dup_num): Use address_operand.
7422 * targhooks.c (default_legitimate_address_p): New.
7423 * targhooks.h (default_legitimate_address_p): New.
7424 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7426 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7427 * target.h (struct target): Add legitimate_address_p.
7428 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7429 (TARGET_INITIALIZER): Include it.
7431 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7432 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7433 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7434 (TARGET_LEGITIMATE_ADDRESS_P): New.
7436 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7437 (REG_OK_STRICT_P): Delete.
7438 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7439 (frv_legitimate_address_p_1): ... this.
7440 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7441 (frv_legitimate_address_p_1): ... the renamed old
7442 frv_legitimate_address_p.
7443 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7444 (TARGET_LEGITIMATE_ADDRESS_P): New.
7446 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7447 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7448 * config/s390/s390.c (legitimate_address_p): Rename to...
7449 (s390_legitimate_address_p): ... this, make static.
7450 (legitimize_address): Adjust call.
7451 (TARGET_LEGITIMATE_ADDRESS_P): New.
7452 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7454 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7455 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7456 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7457 (TARGET_LEGITIMATE_ADDRESS_P): New.
7459 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7460 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7461 * config/spu/spu.c (spu_legitimate_address): Rename to...
7462 (spu_legitimate_address_p): ... this, make static.
7463 (TARGET_LEGITIMATE_ADDRESS_P): New.
7465 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7466 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7467 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7468 (sparc_legitimate_address_p): ... this, make static and return bool.
7469 (legitimize_address): Adjust call.
7470 (TARGET_LEGITIMATE_ADDRESS_P): New.
7472 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7473 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7474 * config/i386/i386.c (legitimate_address_p): Rename to...
7475 (ix86_legitimate_address_p): ... this, make static.
7476 (constant_address_p): Move after it, adjust call.
7477 (TARGET_LEGITIMATE_ADDRESS_P): New.
7479 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7480 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7481 * config/avr/avr.c (legitimate_address_p): Rename to...
7482 (avr_legitimate_address_p): ... this, make static.
7483 (legitimize_address): Adjust call.
7484 (TARGET_LEGITIMATE_ADDRESS_P): New.
7486 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7487 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7488 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7489 (TARGET_LEGITIMATE_ADDRESS_P): New.
7491 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7492 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7493 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7494 (TARGET_LEGITIMATE_ADDRESS_P): New.
7496 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7497 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7499 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7501 (TARGET_LEGITIMATE_ADDRESS_P): New.
7503 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7504 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7506 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7508 (m68hc11_legitimate_address_p): ... this, make static.
7509 (go_if_legitimate_address_internal): Rename to...
7510 (m68hc11_legitimate_address_p_1): ... this.
7511 (legitimize_address): Adjust call.
7512 (TARGET_LEGITIMATE_ADDRESS_P): New.
7514 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7515 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7516 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7517 (TARGET_LEGITIMATE_ADDRESS_P): New.
7519 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7520 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7521 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7522 (mn10300_legitimate_address_p): ... this, make static.
7523 (TARGET_LEGITIMATE_ADDRESS_P): New.
7525 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7526 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7527 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7528 (TARGET_LEGITIMATE_ADDRESS_P): New.
7530 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7531 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7532 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7533 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7534 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7535 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7536 (rs6000_legitimate_address_p): ... this, make static.
7537 (TARGET_LEGITIMATE_ADDRESS_P): New.
7538 (REG_MODE_OK_FOR_BASE_P): Delete.
7539 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7541 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7542 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7544 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7545 static, adjust types.
7546 (TARGET_LEGITIMATE_ADDRESS_P): New.
7548 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7549 * config/score/score.c (score_address_p): Rename to...
7550 (score_legitimate_address_p): ... this.
7551 (TARGET_LEGITIMATE_ADDRESS_P): New.
7552 * config/score/score3.c (score3_address_p): Rename to...
7553 (score3_legitimate_address_p): ... this.
7554 * config/score/score7.c (score7_address_p): Rename to...
7555 (score7_legitimate_address_p): ... this.
7557 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7558 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7559 GO_IF_LEGITIMATE_ADDRESS): Delete.
7560 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7561 thumb2_legitimate_address_p): Delete.
7562 (arm_legitimate_address_p): Rename to...
7563 (arm_legitimate_address_outer_p): ... this.
7564 * config/arm/constraints.md ("Uq"): Adjust call.
7565 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7566 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7568 (arm_legitimate_address_outer_p): ... this.
7569 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7571 (TARGET_LEGITIMATE_ADDRESS_P): New.
7573 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7574 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7575 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7576 (TARGET_LEGITIMATE_ADDRESS_P): New.
7578 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7579 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7580 * config/vax/vax.c (legitimate_address_p): Rename to...
7581 (vax_legitimate_address_p): ... this, make static.
7582 (TARGET_LEGITIMATE_ADDRESS_P): New.
7584 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7585 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7586 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7587 (TARGET_LEGITIMATE_ADDRESS_P): New.
7589 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7590 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7591 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7592 (mmix_legitimate_address_p): ... this, make static.
7593 (TARGET_LEGITIMATE_ADDRESS_P): New.
7595 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7596 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7597 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7598 (TARGET_LEGITIMATE_ADDRESS_P): New.
7600 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7602 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7603 of MODE_COMPLEX_INT.
7605 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7607 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7608 LCT_NORMAL in function call.
7609 * mips-tdump.c (print_file_desc): Add cast to enum type.
7610 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7611 (mark_stabs): Add casts to enum types.
7612 (parse_stabs_common): Add casts to enum types.
7614 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7616 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7617 Check for invalid values of LETTER.
7619 2009-05-13 Taras Glek <tglek@mozilla.com>
7621 * attribs.c (register_attribute): moved out attribute registration
7622 into register_attribute.
7623 * doc/plugins.texi: Documented register_attribute and
7625 * gcc-plugin.h: Added forward decl for register_attribute.
7626 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7627 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7628 PLUGIN_ATTRIBUTES boilerplate.
7630 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7632 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7633 values even in sentinel and empty entries.
7634 (ms_printf_flag_specs): Likewise.
7635 (ms_scanf_flag_specs): Likewise.
7636 (ms_strftime_flag_specs): Likewise.
7637 (ms_print_char_table): Likewise.
7638 (ms_scan_char_table): Likewise.
7639 (ms_time_char_table): Likewise.
7641 2009-05-13 Doug Kwan <dougkwan@google.com>
7643 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7645 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7647 * config/mips/mips.md (store): Add attributes for QI and HI.
7649 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7650 (truncdi<mode>2): ... this new pattern.
7652 2009-05-13 Brad Hards <bradh@kde.org>
7654 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7656 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7657 Ben Elliston <bje@au.ibm.com>
7660 * dse.c (check_mem_read_rtx): Guard against width == -1.
7662 2009-05-13 Michael Matz <matz@suse.de>
7665 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7666 (trivially_conflicts_p): New function.
7667 (insert_backedge_copies): Use it.
7669 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7671 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7672 (handle_stdc_pragma): Use new enum constant names.
7673 (handle_pragma_float_const_decimal64): Ditto.
7675 2009-05-13 Ian Lance Taylor <iant@google.com>
7677 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7680 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7682 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7683 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7685 * config/m68k/m68k.h (FL_UCLINUX): Define.
7687 2009-05-13 Jan Hubicka <jh@suse.cz>
7689 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7691 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7693 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7694 unless -fschedule-insns is specified.
7696 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7699 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7700 TARGET_EXPAND_CBRANCHDI4.
7701 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7702 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7703 (cmpeqdi): Fix comment.
7705 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7707 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7708 (sh_legitimate_address_p): Likewise.
7709 * config/sh/sh.c (sh_legitimate_index_p): New.
7710 (sh_legitimate_address_p): Likewise.
7711 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7712 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7713 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7714 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7715 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7716 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7717 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7718 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7719 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7721 2009-05-12 Jan Hubicka <jh@suse.cz>
7723 * tree-inline.c (estimate_operator_cost): Add operands;
7724 when division happens by constant, it is cheap.
7725 (estimate_num_insns): Loads and stores are not having cost of 0;
7726 EH magic stuff is cheap; when computing runtime cost of switch,
7727 use log2 base of amount of its cases; builtin_expect has cost of 0;
7728 compute cost for moving return value of call.
7729 (init_inline_once): Initialize time_based flags.
7730 * tree-inline.h (eni_weights_d): Add time_based flag.
7732 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7734 * df-core.c: Update head documentation.
7736 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7739 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7740 shadowing exisiting variable op1.
7742 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7745 * config/i386/driver-i386.c (processor_signatures): New enum.
7746 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7747 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7748 processor signature to detect geode processor.
7750 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7754 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7756 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7757 causes spurious differences between trunk and cond-optab branch.
7759 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7761 * dojump.c (compare_from_rtx): Delete.
7762 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7763 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7764 if the comparison does not satisfy the predicate; test predicates for
7765 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7766 further if one existing pattern fails.
7767 * expr.h (compare_from_rtx): Delete.
7768 (prepare_operand): Declare it.
7769 * optabs.c: Change "lib call" to "libcall" throughout.
7770 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7771 HAVE_conditional_trap, emit_cmp_insn): Delete.
7772 (can_compare_p): Delete cmp_optab case.
7773 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7774 Accept other parameters by value.
7775 (prepare_operand): Make non-static.
7776 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7777 other parameters by value. Try to widen operands here based on
7778 an optab_methods argument and looking at cbranch_optab.
7779 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7780 loop. Use cbranch_optab directly.
7781 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7782 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7784 (emit_conditional_move, emit_conditional_add): Inline what's needed
7785 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7786 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7787 with COMPARE. Move cmov_optab and cstore_optab above
7788 with cbranch_optab, move cmp_optab down with ucmp_optab,
7789 remove tst_otpab. Do not initialize trap_rtx.
7790 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7791 for trap code. Do not check HAVE_conditional_trap. Use
7792 prepare_cmp_insn. Accept no predicate for operand 3.
7793 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7794 (OTI_ctrap, ctrap_optab): New.
7795 (tst_optab): Delete.
7796 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7797 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7798 with lookup of ctrap_optab.
7799 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7803 * combine.c (combine_simplify_rtx, simplify_set): Do not
7804 special case comparing against zero for cc0 machines.
7805 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7806 COMPARE on cc0 machines.
7807 (simplify_relational_operation): Return a new expression when
7808 a COMPARE could be removed.
7809 * final.c (final_scan_insn): Compare cc_status values
7810 against LHS of a (compare FOO (const_int 0)) cc0 source.
7811 Also check if cc_status.value is the full compare.
7813 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7814 (cstoreMM4): Document.
7815 (conditional_trap): Document ctrapMM4 instead.
7816 (sync_compare_and_swapMM): Refer to cbranchcc4.
7817 (Dependent Patterns): Eliminate obsolete information referring to
7818 the old jump optimization phase.
7819 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7820 of compares with 0 on cc0 machines.
7821 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7822 avoiding references to cc0. Remove text about storing operands
7824 * doc/tm.texi (Condition Codes): Include blurb on different
7825 condition code representations, separate into subsections for
7826 CC0, MODE_CC and conditional execution.
7828 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7829 alpha_emit_setcc): Accept operands and a machine mode.
7830 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7831 Get code/op0/op1 from operands, use machine mode argument
7832 instead of alpha_compare.fp_p. Emit the branch here.
7833 (alpha_emit_setcc): Likewise, and return boolean.
7834 (alpha_emit_conditional_move): Likewise. Assert that
7835 cmp_op_mode == cmp_mode, and simplify accordingly.
7836 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7837 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7838 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7840 (stack probe test): Use cbranchdi4.
7841 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7843 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7844 * config/arc/arc.h (movsicc, movsfcc): Use it.
7845 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7846 (cbranchsi4, cstoresi4): New.
7847 (cmpsi, bCC and sCC expanders): Remove.
7849 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7850 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7851 * config/arm/predicates.md (arm_comparison_operator): Only include
7852 floating-point operators if there is a hardware floating-point unit.
7853 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7854 deferring to cbranch_cc and cstore_cc respectively.
7855 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7856 cbranch_cc, cstore_cc): New.
7857 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7859 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7861 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7862 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7864 (adjust_insn_length): Adjust calls.
7865 (avr_reorg): Handle (compare (foo) (const_int 0)).
7866 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7867 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7868 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7869 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7871 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7872 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7874 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7875 (cbranchsi4, cstorebi4, cstoresi4): New.
7876 (movbisi): This insn is duplicate, split it to zero_extend.
7877 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7878 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
7879 (bfin_optimize_loop): Use cbranch expander.
7880 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
7881 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
7882 (bfin_bimode_comparison_operator): ... this.
7883 (bfin_direct_comparison_operator): New.
7885 * config/cris/cris.c (cris_normal_notice_update_cc): Look
7886 inside (compare FOO (const_int 0)).
7887 (cris_rtx_costs): Handle ZERO_EXTRACT.
7888 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
7889 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
7890 (*tstdi_v32): Delete.
7891 (*cmpdi_non_v32): Add M alternative for operand 1.
7892 (cmpsi, cmp<mode>): Make private.
7893 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
7895 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
7897 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
7898 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
7899 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
7900 (cc_reg_operand): New.
7902 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
7903 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
7904 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
7905 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
7906 crx_expand_scond): Delete.
7908 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
7910 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
7911 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
7913 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
7914 cstoresi4, cstoresf4, cstoredf4): New.
7915 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
7916 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7917 Receive the entire operands array.
7918 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
7919 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
7920 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7921 Get test/op0/op1 from the operands array.
7922 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
7924 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
7925 (h8300_expand_store): New.
7926 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
7928 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
7929 (h8300_expand_store): New.
7930 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
7931 or do not try to produce (set (cc0) REG).
7932 (peepholes): Wrap arguments with COMPARE. Add a peephole to
7933 change a compare into a move to a scratch register. Disable some
7934 peepholes when comparing with zero.
7935 (tstsi, tsthi, tstsi, cmpqi): Make private.
7938 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
7941 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
7942 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
7943 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
7944 (ix86_emit_i387_log1p): Use cbranchxf2.
7945 (ix86_expand_setcc): Return void.
7946 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
7947 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
7948 cmp<MODEF>, cmpcc): Remove.
7949 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
7950 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
7951 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
7952 (sCC and bCC expanders): Remove.
7953 (stack_protect_test): Use cbranchcc4.
7955 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
7957 (ia64_expand_compare): Accept three rtx by reference and return void.
7958 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
7959 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
7960 from *expr. Update *expr with the BImode comparison to do.
7961 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
7962 cmptf, bCC, sCC, conditional_trap): Delete.
7963 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
7964 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
7965 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
7966 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
7967 * config/ia64/predicates.md (ia64_cbranch_operator): New.
7969 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
7970 type of last argument.
7971 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
7972 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
7973 use machine mode argument instead of branch_type. Remove dead
7974 code for floating-point comparisons.
7975 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
7976 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
7978 (cbranchsi4, cstoresi4): New.
7979 * config/iq2000/predicates.md (reg_or_const_operand): New.
7981 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
7982 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
7983 (b<code>_op): Rewrite to...
7984 (bcc_op): ... this, using match_operator.
7985 (s<code>_op): Rewrite to...
7986 (scc_op): ... this, using match_operator.
7987 (s<code>_24_op): Rewrite to...
7988 (scc_op_24): ... this, using match_operator.
7989 (s<code>_<mode>): Rewrite to...
7990 (cstore<mode>4): ... this, using match_operator.
7991 (s<code>_<mode>_24): Rewrite to...
7992 (cstore<mode>4_24): ... this, using match_operator.
7993 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
7994 m32c_unpend_compare, m32c_expand_scc): Delete.
7995 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
7996 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
7997 (m32c_expand_movcc): Change NE to EQ if necessary.
7998 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8000 * config/m32r/m32r-protos.h (gen_cond_store): New.
8001 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8002 (gen_cond_store): New, from sCC patterns.
8003 (m32r_expand_block_move): Use cbranchsi4.
8004 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8005 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8006 (cbranchsi4, cstoresi4): New.
8008 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8010 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8011 (m68hc11_notice_update_cc): Look into a compare with 0.
8012 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8014 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8015 cmphi, cmpqi, bCC): Delete.
8016 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8017 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8018 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8021 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8022 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8023 * config/m68k/constraints.md (H): New.
8024 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8025 the define_insn below.
8026 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8027 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8028 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8029 patterns): Wrap RHS with COMPARE.
8030 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8031 (*cmpdi_internal): Name this pattern.
8032 (cmpdi): Change to define_insn.
8033 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8034 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8035 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8037 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8038 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8039 (conditional_trap): Change to...
8040 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8041 (*conditional_trap): Use the ordered_comparison_operator and
8042 const1_operand predicates.
8043 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8044 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8045 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8046 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8048 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8049 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8050 (mcore_gen_compare): New.
8051 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8052 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8053 (mcore_gen_compare): ... this.
8054 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8055 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8056 (stack probe pattern): Use cbranchsi4.
8058 * config/mips/predicates.md (mips_cstore_operator): New.
8059 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
8060 * config/mips/mips.md (any_cond): Delete.
8061 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
8063 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
8064 fixuns_truncsfdi2): Use cbranch patterns.
8065 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
8066 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
8067 Adjust call to mips_expand_conditional_branch.
8068 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
8070 * config/mips/mips-protos.h (mips_expand_conditional_branch,
8071 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
8072 * config/mips/mips.c (cmp_operands): Delete.
8073 (mips_emit_compare): Get comparison operands from *op0/*op1.
8074 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
8075 that it succeeds. Use op0/op1 instead of cmp_operands.
8076 (mips_expand_conditional_branch, mips_expand_conditional_move,
8077 mips_expand_conditional_trap): Likewise.
8078 (mips_block_move_loop): Use cbranch patterns.
8079 * config/mips/mips.h (cmp_operands): Delete.
8081 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
8082 (mmix_gen_compare_reg): Just return a register in the right CC mode.
8083 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
8084 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
8085 (*cmpcc_folded): Rename to...
8086 (*cmpdi_folded): this.
8087 (*cmpcc): Rename to...
8089 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
8092 (cbranchdf4): New. Handle invalid comparisons here.
8093 * config/mmix/predicates.md (float_comparison_operator): New.
8095 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
8096 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
8097 * config/mn10300/mn10300.md (tst): Delete.
8098 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
8099 Name these patterns and wrap RHS in a compare.
8100 (*cmpsi): Make this pattern private. Include tst.
8101 (*cmpsf): Make this pattern private.
8102 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
8103 (compare with zero peepholes): Likewise.
8105 (cbranchsi4, cbranchsf4): New.
8106 (casesi): Use cbranchsi4.
8108 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
8109 hppa_branch_type): Delete.
8110 (return_addr_rtx): Use cbranchsi4.
8111 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
8112 Emit CCFPmode comparison here.
8113 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
8114 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
8115 hppa_branch_type): Delete.
8116 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
8117 (movsicc, movdicc): Remove references to hppa_compare_op0,
8118 hppa_compare_op1 and compare_from_rtx.
8119 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
8120 (casesi): Use cbranchsi4.
8122 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
8123 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
8124 * config/pdp11/pdp11.md (register_or_const0_operand): New.
8125 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
8126 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
8128 (cbranchdf4, cbranchhi4, cbranchqi4): New.
8129 (*branch, *branch_inverted): New.
8131 * config/picochip/picochip.md (cbranchhi4): Use
8132 ordered_comparison_operator.
8133 (cmphi, bCC): Remove.
8135 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
8136 (trap_comparison_operator): Delete.
8137 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
8138 rs6000_emit_cbranch): Accept mode and operands.
8139 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
8140 rs6000_compare_fp_p): Delete.
8141 (rs6000_generate_compare): Accept mode and comparison. Extract code
8142 and op0/op1 from there. Replace references to rs6000_compare_op0
8143 and rs6000_compare_op1.
8144 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
8145 extract result from passed operands.
8146 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
8147 extract loc from passed operands.
8148 (rs6000_emit_cmove): Likewise.
8149 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
8150 rs6000_compare_fp_p): Delete.
8151 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
8152 (cbranch<GPR>4, cbranch<FP>4): New.
8153 (cstore<mode>4): New. Consolidate here all choices about when to use
8154 portable or specialized sCC sequences.
8155 (stack_protect_test): Use cbranchsi4.
8156 (conditional_trap): Replace with ctrap<GPR>4.
8157 (conditional trap insn): Replace trap_comparison_operator with
8158 ordered_comparison_operator.
8160 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
8161 (s390_emit_prologue): Use ctrap.
8162 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
8163 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
8164 New predicates replacing...
8165 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
8166 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
8167 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
8168 (add<mode>cc): Do not use s390_compare_op0/op1.
8169 (s<code>): Change to...
8170 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
8172 (cstorecc4): ... this. Handle EQ or NE equally.
8173 (*sne): Un-privatize for use in cstorecc4.
8174 (b<code>): Change to...
8175 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
8176 (conditional_trap): Replace with...
8177 (ctrap<GPR>4, ctrap<FP>4): ... these.
8178 (stack_protect): Use cbranchcc4.
8180 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
8181 * config/score/score-protos.h (score_gen_cmp): Delete.
8182 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
8183 (score_block_move-loop): Use cbranchsi4.
8184 * config/score/score.md (cbranchsi4): New.
8185 (cmpsi, bCC): Delete.
8186 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
8187 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8188 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
8189 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8190 * config/score/score3.h (score3_gen_cmp): Delete.
8191 * config/score/score7.h (score7_gen_cmp): Delete.
8193 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
8194 (sh_emit_scc_to_t): ... this. Return void.
8195 (from_compare): Rename to...
8196 (sh_emit_compare_and_branch): ... this.
8197 (sh_emit_compare_and_set): New.
8198 (sh_expand_t_scc): Accept operands.
8199 * config/sh/predicates.md (sh_float_comparison_operator): New.
8200 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
8201 (prepare_scc_operands): Rename to...
8202 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
8204 (sh_emit_cheap_store_flag): New.
8205 (sh_emit_set_t_insn): New.
8206 (from_compare): Rename to...
8207 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
8208 handling of TARGET_SH2E floating point to avoid recursive call.
8209 Generate branch here.
8210 (sh_emit_compare_and_set): New.
8211 (sh_expand_t_scc): Get op0/op1 from arguments.
8212 (sh_emit_cheap_store_flag): New.
8213 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
8215 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
8216 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
8217 (movsicc, movdicc): Do nothing when it recreated operands from
8218 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
8219 prepare_scc_operands (now sh_emit_scc_to_t).
8220 (udivdi3): Use cstoresi4.
8221 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
8222 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
8223 (cbranchint4_media, cbranchfp4_media): New.
8224 (casesi): Use cbranchdi4.
8225 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8227 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8228 (movnegt): Remove second operand.
8229 (cbranchsf4, cbranchdf4): New.
8230 (stack_protect): Use cbranchdi4/cbranchsi4.
8232 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8233 (gen_compare_reg): Accept comparison, extract part of it to...
8234 (gen_compare_reg_1): ... this.
8235 (gen_compare_operator): Delete.
8236 (gen_v9_scc): Accept separate destination, comparison code and arms.
8237 Do not use sparc_compare_op0/sparc_compare_op1.
8238 (emit_scc_insn, emit_conditional_branch_insn): New.
8239 (emit_v9_brxx): Make static. Remove useless assertion.
8240 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8242 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8243 * config/sparc/sparc-protos.h (gen_compare_reg,
8244 sparc_emit_float_lib_cmp): Adjust prototype.
8245 (emit_scc_insn, emit_conditional_branch_insn): New.
8246 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8247 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8248 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8249 iterators to the top.
8250 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8251 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8252 snedi_special_trunc): Delete.
8253 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8254 and snedi_special_trunc.
8255 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8256 cbranchdi4, cbranch<F:mode>4): New.
8257 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8258 here. Use gen_compare_reg instead of gen_compare_operator.
8259 (conditional_trap): Replace with...
8260 (ctrapsi4, ctrapdi4): ... this.
8261 (stack_protect_test): Use cbranchcc4.
8263 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8265 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8266 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8267 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8268 from operands[0] or operands[3] depending on is_set.
8269 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8270 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8271 cmpdf, bCC), sCC: Remove.
8272 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8273 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8275 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8276 spu_emit_branch_or_set.
8278 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8280 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8281 xstormy16_compare_op1): Delete.
8282 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8283 xstormy16_compare_op1): Delete.
8284 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8286 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8287 (cmphi, cmpsi, bCC): Remove.
8289 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8290 (*cmpsi): ... this one.
8291 (cbranchsi4, cstoresi4): New.
8292 (bCC expanders): Delete.
8293 (sCC insns): Fold into...
8294 (*setcc): ... this one.
8295 (casesi): Do not use gen_cmpsi and gen_bgtu.
8296 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8297 (movsicc): Simplify.
8298 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8300 * config/vax/vax-protos.h (cond_name): New.
8301 (vax_output_conditional_branch): Remove.
8302 * config/vax/vax.c (cond_name): New.
8303 (vax_output_conditional_branch): Remove.
8304 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8305 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8306 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8307 (bit<VAXint>): Wrap source with (compare).
8308 (b<code> and following unnamed pattern): Rename to *branch and
8309 *branch_reversed. Change macroization to match_operator.
8310 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8312 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8313 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8314 Change last argument to machine_mode.
8315 (xtensa_expand_scc): Add machine_mode argument.
8316 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8317 (gen_conditional_move, xtensa_expand_conditional_branch,
8318 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8319 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8320 Adjust operand numbers.
8321 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8323 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8324 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8325 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8327 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8329 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8330 causes spurious differences between trunk and cond-optab branch.
8332 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8335 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8337 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8339 * tree.c (iterative_hash_pointer): Delete.
8340 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8341 Hash UIDs and versions of SSA names. Don't special-case built-in
8342 function declarations.
8344 2009-05-11 Ian Lance Taylor <iant@google.com>
8347 * graphite.c: Force -Wc++-compat to only be a warning before
8348 #including "cloog/cloog.h".
8350 2009-05-11 Martin Jambor <mjambor@suse.cz>
8352 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8354 2009-05-11 Jan Hubicka <jh@suse.cz>
8356 * tree-ssa-loop-ivcanon.c: Include target.h
8357 (struct loop_size): new structure.
8358 (constant_after_peeling): New predicate.
8359 (tree_estimate_loop_size): New function.
8360 (estimated_unrolled_size): Rewrite for new estimates.
8361 (try_unroll_loop_completely): Use new estimates.
8362 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8364 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8366 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8367 libcpp interface change.
8368 (spu_macro_to_expand): Likewise.
8370 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8372 PR tree-optimization/40026
8373 * gimplify.c (gimplify_init_constructor): Change initial conditional
8374 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8375 optimize_compound_literals_in_ctor.
8377 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8379 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8381 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8383 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8385 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8386 HOST_WIDE_INT for gap.
8388 2009-05-11 Ira Rosen <irar@il.ibm.com>
8390 PR tree-optimization/40074
8391 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8392 account in group size and step comparison.
8394 2009-05-11 Richard Guenther <rguenther@suse.de>
8396 * passes.c (init_optimization_passes): Strip now incorrect comment.
8397 (execute_function_todo): Do not set PROP_alias.
8398 * tree-pass.h (PROP_alias): Remove.
8399 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8400 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8401 * tree-nrv.c (pass_return_slot): Likewise.
8402 * tree-object-size.c (pass_object_sizes): Likewise.
8403 * tree-ssa-dom.c (pass_dominator): Likewise.
8404 (pass_phi_only_cprop): Likewise.
8405 * tree-ssa-dse.c (pass_dse): Likewise.
8406 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8407 (pass_cselim): Likewise.
8408 * tree-ssa-pre.c (pass_pre): Likewise.
8409 (pass_fre): Likewise.
8410 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8411 * tree-ssa-sink.c (pass_sink_code): Likewise.
8412 * tree-stdarg.c (pass_stdarg): Likewise.
8413 * tree-tailcall.c (pass_tail_calls): Likewise.
8414 * tree-vrp.c (pass_vrp): Likewise.
8416 2009-05-10 Ian Lance Taylor <iant@google.com>
8418 * basic-block.h (enum profile_status): Break out of struct
8420 * cgraph.h (struct inline_summary): Break out of struct
8422 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8423 of struct cgraph_order_sort.
8424 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8425 * cse.c (struct branch_path): Break out of struct
8426 cse_basic_block_data.
8427 * except.h (enum eh_region_type): Break out of struct eh_region.
8428 * gcc.c (enum add_del): Break out of struct modify_target.
8429 * genrecog.c (enum decision_type): Break out of struct decision_test.
8430 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8432 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8433 * regmove.c (enum match_use): New enum, broken out of struct match.
8434 * sched-int.h (enum post_call_group): New enum, broken out of
8436 (struct deps_reg): Break out of struct deps.
8437 * target.h (struct asm_int_op): Break out of struct gcc_target.
8438 * tree-eh.c (struct goto_queue_node): Break out of struct
8440 * tree-inline.h (enum copy_body_cge_which): Break out of
8442 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8444 * c-decl.c (in_struct, struct_types): New static variables.
8445 (pushtag): Add loc parameter. Change all callers.
8446 (lookup_tag): Add ploc parameter. Change all callers.
8447 (check_compound_literal_type): New function.
8448 (parser_xref_tag): Add loc parameter. Change all callers. If
8449 -Wc++-compat, warn about struct/union/enum types defined within a
8451 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8452 and loc parameters. Change all callers. Change error calls to
8453 error_at, using loc. For a redefinition, if the location of the
8454 original definition is known, report it. Set in_struct and
8455 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8456 (finish_struct): Add new parameters enclosing_in_struct and
8457 enclosing_struct_types. Change all callers. Set
8458 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8459 in the struct. If in a struct, add this struct to struct_types.
8460 (start_enum): Add loc parameter. Change all callers. Use
8461 error_at for errors, using loc. For a redefinition, if the
8462 location of the original definition is known, report it. If in a
8463 struct, add this enum type to struct_types. If -Wc++-compat warn
8464 if in sizeof, typeof, or alignof.
8465 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8466 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8467 (c_parser_enum_specifier): Get enum location for start_enum.
8468 (c_parser_struct_or_union_specifier): Get struct location for
8469 start_struct. Save in_struct and struct_types status between
8470 start_struct and finish_struct.
8471 (c_parser_cast_expression): Get location of cast.
8472 (c_parser_alignof_expression): Get location of type.
8473 (c_parser_postfix_expression): Likewise.
8474 (c_parser_postfix_expression_after_paren_type): Add type_loc
8475 parameter. Change all callers. Call check_compound_literal_type.
8476 Use type_loc for error about variable size type.
8477 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8478 of an enum constant from an enum type defined in a struct or union.
8479 (c_cast_expr): Add loc parameter. Change all callers. If
8480 -Wc++-compat, warn about defining a type in a cast.
8481 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8482 (start_enum, start_struct, finish_struct): Update declarations.
8483 (parser_xref_tag, c_cast_expr): Update declarations.
8484 (check_compound_literal_type): Declare.
8486 2009-05-11 Ben Elliston <bje@au.ibm.com>
8488 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8489 for recent libcpp interface change.
8490 (rs6000_macro_to_expand): Likewise.
8492 2009-05-10 Michael Matz <matz@suse.de>
8495 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8496 not at entry of function.
8498 2009-05-10 Richard Guenther <rguenther@suse.de>
8500 PR tree-optimization/40081
8502 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8503 using the main variant of the element type. Do not fiddle with
8504 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8506 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8507 structs with volatile fields.
8509 2009-05-10 Jan Hubicka <jh@suse.cz>
8511 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8512 (estimate_move_cost): Assert that it does not get called for
8514 (estimate_num_insns): Skip VOID types in argument handling.
8515 (optimize_inline_calls): Delete unreachable blocks and verify that
8518 2009-05-10 Jan Hubicka <jh@suse.cz>
8520 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8521 * cgraph.c (cgraph_mark_address_taken_node): New function.
8522 (dump_cgraph_node): Dump new flag.
8523 * cgraph.h (struct cgraph_node): Add address_taken.
8524 (cgraph_mark_address_taken_node): New function.
8525 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8526 since new direct calls can be born.
8528 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8530 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8533 2009-05-10 Jan Hubicka <jh@suse.cz>
8536 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8538 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8539 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8540 * tree-inline.c (copy_bb): Set frequency correctly.
8541 (fold_marked_statements): Update call to
8542 cgraph_update_edges_for_call_stmt.
8544 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8546 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8547 identifiers in diagnostics.
8548 * config/arm/arm.c (arm_handle_fndecl_attribute,
8549 arm_handle_isr_attribute): Likewise.
8550 * config/avr/avr.c (avr_handle_progmem_attribute,
8551 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8552 * config/bfin/bfin.c (handle_int_attribute,
8553 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8554 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8555 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8557 * config/darwin.c (darwin_handle_kext_attribute,
8558 darwin_handle_weak_import_attribute): Likewise.
8559 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8560 h8300_handle_eightbit_data_attribute,
8561 h8300_handle_tiny_data_attribute): Likewise.
8562 * config/i386/i386.c (ix86_handle_cconv_attribute,
8563 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8564 * config/i386/winnt.c (ix86_handle_shared_attribute,
8565 ix86_handle_selectany_attribute): Likewise.
8566 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8567 * config/m32c/m32c.c (function_vector_handler): Likewise.
8568 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8569 m68hc11_handle_fntype_attribute): Likewise.
8570 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8571 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8572 * config/mips/mips.c (mips_insert_attributes,
8573 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8574 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8575 rs6000_handle_struct_attribute): Likewise.
8576 * config/sh/sh.c (sh_insert_attributes,
8577 sh_handle_resbank_handler_attribute,
8578 sh_handle_interrupt_handler_attribute,
8579 sh2a_handle_function_vector_handler_attribute,
8580 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8582 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8583 * config/spu/spu.c (spu_handle_fndecl_attribute,
8584 spu_handle_vector_attribute): Likewise.
8585 * config/stormy16/stormy16.c
8586 (xstormy16_handle_interrupt_attribute): Likewise.
8587 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8588 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8590 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8592 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8593 (pp_translate_identifiers): New.
8594 (pp_identifier): Only conditionally translate identifier to locale
8596 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8597 (pp_base_tree_identifier): Only conditionally translate identifier
8598 to locale character set.
8599 * c-pretty-print.c (M_): Define.
8600 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8601 fragments for conditional translation with M_.
8602 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8603 identifier translation.
8605 2009-05-10 Richard Guenther <rguenther@suse.de>
8607 PR tree-optimization/40081
8608 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8609 using the main variant of the element type. Do not fiddle with
8610 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8612 2009-05-09 Jan Hubicka <jh@suse.cz>
8615 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8616 indirect calls; verify cgraph afterwards.
8618 2009-05-09 Jan Hubicka <jh@suse.cz>
8621 * ipa.c (update_inlined_to_pointer): New function.
8622 (cgraph_remove_unreachable_nodes): Use it.
8624 2009-05-09 Jan Hubicka <jh@suse.cz>
8626 * tree-eh.c (struct leh_state): Remove prev_try.
8627 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8629 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8630 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8631 remove_eh_handler_and_replace, foreach_reachable_handler,
8632 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8633 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8634 (gen_eh_region_cleanup): Update prototype.
8636 2009-05-09 Jan Hubicka <jh@suse.cz>
8639 * except.c (copy_eh_region): Always set prev_try.
8640 (redirect_eh_edge_to_label): Find outer try.
8641 (foreach_reachable_handler): When looking for prev try
8642 handle case where previous try is not going to be taken.
8644 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8646 PR tree-optimization/40049
8647 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8648 only vector/vector shifts, convert the type of the constant to the
8649 appropriate type to avoid building incorrect trees, which
8650 eventually have problems with garbage collection.
8652 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8654 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8655 -1 for complex floating-point types if honoring signed zeros.
8657 2009-05-08 Jan Hubicka <jh@suse.cz>
8659 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8660 argument; handle correctly when profile is absent.
8661 (build_cgraph_edges): Update.
8662 (rebuild_cgraph_edges): Update.
8663 * cgraph.c: Do not include varray.h.
8664 (cgraph_set_call_stmt_including_clones): New function.
8665 (cgraph_create_edge_including_clones): Likewise
8666 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8667 (cgraph_update_edges_for_call_stmt): Handle clones.
8668 (cgraph_remove_node): Handle clone tree.
8669 (cgraph_remove_node_and_inline_clones): New function.
8670 (dump_cgraph_node): Dump clone tree.
8671 (cgraph_clone_node): Handle clone tree.
8672 (clone_function_name): Bring here from tree-inline.c.
8673 (cgraph_create_virtual_clone): New function.
8674 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8675 (cgraph_clone_info): New function.
8676 (strut cgraph_node): Add clone_info and new clone tree pointers.
8677 (cgraph_remove_node_and_inline_clones,
8678 cgraph_set_call_stmt_including_clones,
8679 cgraph_create_edge_including_clones,
8680 cgraph_create_virtual_clone): Declare.
8681 (cgraph_function_versioning): Use VEC argument.
8682 (compute_call_stmt_bb_frequency): Update prototype.
8683 (cgraph_materialize_all_clones): New function.
8684 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8685 (ipcp_create_replace_map): Update to VECtors.
8686 (ipcp_update_callgraph): Use virtual clones.
8687 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8688 (ipcp_update_profiling): Do not update local profiling.
8689 (ipcp_insert_stage): Use VECtors and virtual clones.
8690 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8691 (clone_of_p): New function.
8692 (cgraph_preserve_function_body_p): Use clone tree.
8693 (cgraph_optimize): Materialize clones.
8694 (cgraph_function_versioning): Update for VECtors.
8695 (save_inline_function_body): Use clone tree.
8696 (cgraph_materialize_clone): New function.
8697 (cgraph_materialize_all_clones): Likewise.
8698 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8699 * ipa.c: Include gimple.h.
8700 (cgraph_remove_unreachable_nodes): Use clone tree.
8701 * ipa-prop.c (ipa_note_param_call): Update call to
8702 compute_call_stmt_bb_frequencycall.
8703 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8704 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8705 (copy_bb): Handle updating of clone tree; add new edge when new call
8707 (expand_call_inline): Be strict about every call having edge.
8708 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8709 (delete_unreachable_blocks_update_callgraph): New function.
8710 (tree_function_versioning): Use VECtors; always remove unreachable
8711 blocks and fold conditionals.
8712 * tree-inline.h: Do not include varray.h.
8713 (tree_function_versioning): Remove.
8714 * Makefile.in (GTFILES): Remove tree-inline.c
8715 * passes.c (do_per_function): Do only functions having body.
8716 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8719 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8720 Andrew Morrow <acm@google.com>
8723 * c-common.c (c_common_attribute_table): Permit deprecated
8724 attribute to take an optional argument.
8725 (handle_deprecated_attribute): If the optional argument to
8726 __attribute__((deprecated)) is not a string ignore the attribute
8729 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8730 * c-typeck.c (build_component_ref): Likewise.
8731 (build_external_ref): Likewise.
8733 * toplev.c (warn_deprecated_use): Add an attribute argument.
8734 Emit the message associated with __attribute__((deprecated)).
8736 * toplev.h (warn_deprecated_use): Updated.
8738 * doc/extend.texi: Document new optional parameter to
8739 __attribute__((deprecated))
8741 2009-05-08 Michael Eager <eager@eagercon.com>
8743 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8744 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8746 2009-05-08 Richard Guenther <rguenther@suse.de>
8748 PR tree-optimization/40062
8749 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8750 Avoid exponential behavior.
8752 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8754 PR rtl-optimization/33928
8756 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8757 process_uses, build_single_def_use_links): New.
8758 (update_df): Update use_def_ref.
8759 (forward_propagate_into): Use get_def_for_use instead of use-def
8761 (fwprop_init): Call build_single_def_use_links and let it initialize
8763 (fwprop_done): Free use_def_ref.
8764 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8765 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8766 df_rd_simulate_one_insn): New.
8767 (df_rd_bb_local_compute_process_def): Update head comment.
8768 (df_chain_create_bb): Use the new RD simulation functions.
8769 * df.h (df_rd_simulate_artificial_defs_at_top,
8770 df_rd_simulate_one_insn): New.
8771 * opts.c (decode_options): Enable fwprop at -O1.
8772 * doc/invoke.texi (-fforward-propagate): Document this.
8774 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8777 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8778 and one complex operand specially.
8779 * tree-complex.c (some_nonzerop): Do not identify a real value as
8780 zero if flag_signed_zeros.
8782 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8784 PR rtl-optimization/33928
8785 * loop-invariant.c (record_use): Fix && vs. || mishap.
8787 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8789 PR rtl-optimization/33928
8790 * loop-invariant.c (struct use): Add addr_use_p.
8791 (struct def): Add n_addr_uses.
8792 (struct invariant): Add cheap_address.
8793 (create_new_invariant): Set cheap_address.
8794 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8795 (record_uses): Pass df_ref to record_use.
8796 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8799 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8801 * config/sh/sh.c: Do not include c-pragma.h.
8803 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8805 * config/spu/spu.c: Remove include of c-common.h.
8807 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8810 * c-common.h (mark_valid_location_for_stdc_pragma,
8811 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8812 clear_float_const_decimal64, float_const_decimal64_p): New.
8813 * c.opt (Wunsuffixed-float-constants): New.
8814 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8815 unsuffixed float constant, handle new warning.
8816 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8817 * c-decl.c (c_scope): New flag float_const_decimal64.
8818 (set_float_const_decimal64, clear_float_const_decimal64,
8819 float_const_decimal64_p): New.
8820 (push_scope): Set new flag.
8821 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8822 to use STDC pragmas.
8823 (c_parser_external_declaration): Ditto.
8824 (c_parser_compound_statement_nostart): Ditto.
8825 * c-pragma.c (valid_location_for_stdc_pragma,
8826 mark_valid_location_for_stdc_pragma,
8827 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8828 handle_pragma_float_const_decimal64): New.
8829 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8830 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8831 set_float_const_decimal64, clear_float_const_decimal64,
8832 float_const_decimal64_p): New dummy functions.
8833 * doc/extend.texi (Decimal Float): Remove statement that the
8834 pragma, and suffix for double constants, are not supported.
8835 * doc/invoke.texi (Warning Options): List new option.
8836 (-Wunsuffixed-float-constants): New.
8838 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8840 * config/i386/i386.c: Do not include c-common.h.
8842 2009-05-07 Mark Heffernan <meheff@google.com>
8844 * doc/invoke.texi (Debugging Options): Document change of debugging
8846 * opts.c (decode_options): Make dump_base_name relative to
8847 aux_base_name directory.
8849 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8851 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8852 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8854 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8856 * Makefile.in (install-plugin): Simplify a bit.
8858 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8860 * Makefile.in (OBJS-common): Add regcprop.o.
8862 * timevar.def (TV_CPROP_REGISTERS): New.
8863 * regrename.c (regrename_optimize): Return 0.
8864 (rest_of_handle_regrename): Delete.
8865 (pass_rename_registers): Point to regrename_optimize.
8866 (struct value_data_entry, struct value_data,
8867 kill_value_one_regno, kill_value_regno, kill_value,
8868 set_value_regno, init_value_data, kill_clobbered_value,
8869 kill_set_value, kill_autoinc_value, copy_value,
8870 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8871 replace_oldest_value_reg, replace_oldest_value_addr,
8872 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8873 debug_value_data, validate_value_data): Move...
8874 * regcprop.c: ... here.
8875 (rest_of_handle_cprop): Delete.
8876 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8878 2009-05-07 Jakub Jelinek <jakub@redhat.com>
8881 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
8882 GEN_INT for 1 << bitnum.
8883 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
8886 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
8888 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
8889 Remove wrong description of "nand" operation.
8891 2009-05-06 Richard Guenther <rguenther@suse.de>
8892 Adam Nemet <anemet@caviumnetworks.com>
8894 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
8895 comment. Add that if LHS is not a gimple register, then RHS1 has
8896 to be a single object (GIMPLE_SINGLE_RHS).
8898 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
8900 * expr.c (get_def_for_expr): Move it up in the file.
8901 (store_field): When expanding a bit-field store, look at the
8902 defining gimple stmt for the masking conversion.
8904 2009-05-06 Janis Johnson <janis187@us.ibm.com>
8907 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
8908 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
8909 32-bit memcpy into long.
8911 2009-05-06 Jakub Jelinek <jakub@redhat.com>
8913 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
8914 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
8916 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
8917 instead of appending DW_OP_deref*.
8919 2009-05-06 Michael Matz <matz@suse.de>
8922 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
8923 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
8925 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
8927 * Makefile.in (install-plugin): Fix srcdir handling.
8929 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
8931 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
8932 when processing for not_regs_needed bitmap.
8933 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
8934 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
8935 handling it for rhs.
8937 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8939 * config/i386/i386.md (unnamed inc/dec peephole): Use
8940 optimize_insn_for_size_p instead of optimize_size.
8941 * config/i386/predicates.md (incdec_operand): Likewise.
8942 (aligned_operand): Likewise.
8943 * config/i386/sse.md (divv8sf3): Likewise.
8944 (sqrtv8sf2): Likewise.
8946 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8948 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
8950 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
8952 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8954 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
8955 ssemodesuffixf2c with avxmodesuffixf2c.
8957 2009-05-06 Joseph Myers <joseph@codesourcery.com>
8960 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
8962 2009-05-05 Jakub Jelinek <jakub@redhat.com>
8964 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
8965 (struct tree_base): Adjust spacing for 8 bit boundaries.
8966 (struct tree_decl_common): Add decl_by_reference_flag bit.
8967 (DECL_BY_REFERENCE): Adjust.
8968 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
8969 print DECL_BY_REFERENCE bit.
8970 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
8971 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
8972 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
8973 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
8977 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
8978 range of the type, but default label is missing, add it with one
8979 of the existing labels instead of adding a new label for it.
8981 2009-05-05 Joseph Myers <joseph@codesourcery.com>
8985 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
8987 * Makefile.in (enable_plugin, plugin_includedir): New.
8988 (install): Depend on install-plugin.
8989 (PLUGIN_HEADERS): New.
8990 (install-plugin): New.
8991 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
8993 2009-05-05 Richard Guenther <rguenther@suse.de>
8995 PR tree-optimization/40022
8996 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
8998 (phivn_valid_p): Fix tuplification error, simplify.
8999 (phiprop_insert_phi): Add dumps.
9000 (propagate_with_phi): Simplify.
9002 2009-05-05 Richard Guenther <rguenther@suse.de>
9005 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9007 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9009 * tree.h (strip_float_extensions): Remove duplicate declaration.
9010 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9011 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9012 block_ultimate_origin): Rearrange the declarations line to match the
9013 comment that indicates the .c file which the functions are defined.
9014 (dwarf2out_*, set_decl_rtl): Add comment.
9015 (get_base_address): Adjust comment.
9016 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9017 declarations line and add comment.
9018 (is_builtin_name): Add blank after function name, for clarity.
9020 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9022 * attribs.c (decl_attributes): Use %qE for identifiers in
9024 * cgraphunit.c (verify_cgraph_node): Translate function names to
9025 locale character set in diagnostics.
9026 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9028 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9029 Document that functions are named in UTF-8.
9030 * expr.c (expand_expr_real_1): Translate function names to locale
9031 character set in diagnostics.
9032 * gimplify.c (omp_notice_variable, omp_is_private,
9033 gimplify_scan_omp_clauses): Use %qE for identifiers in
9035 * langhooks.c (lhd_print_error_function): Translate function names
9036 to locale character set.
9037 * langhooks.h (decl_printable_name): Document that return value is
9038 in internal character set.
9039 * stmt.c: Include pretty-print.h
9040 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9042 (resolve_operand_name_1): Translate named operand name to locale
9044 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9046 * toplev.c (announce_function): Translate function names to locale
9048 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9049 (default_tree_printer): Use pp_identifier or translate identifiers
9050 to locale character set. Mark "<anonymous>" for translation.
9051 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9052 for identifiers in diagnostics.
9053 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9055 * varasm.c (output_constructor): Use %qE for identifiers in
9058 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
9060 * configure.ac: use ` ` instead of $()
9061 * configure: Regenerate.
9063 2009-05-05 Ben Elliston <bje@au.ibm.com>
9065 * config/pa/linux-atomic.c: Eliminate conditional include of
9066 errno.h on non-LP64 systems to simplify build requirements.
9068 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9070 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
9072 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
9073 and pass value to identifier_to_locale.
9074 (warn_variable_length_array): Make name a tree.
9075 (grokdeclarator): Separate diagnostic texts for named and unnamed
9076 declarators. Use %qE for named declarators.
9077 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
9079 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
9080 identifiers in diagnostics.
9081 * c-typeck.c (push_member_name, start_init): Pass identifiers to
9082 identifier_to_locale. Mark "anonymous" strings for translation.
9084 2009-05-04 Michael Eager <eager@eagercon.com>
9086 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
9087 address for DImode/DFmode only if double-precision FP regs.
9089 2009-05-04 Michael Eager <eager@eagercon.com>
9091 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
9092 TARGET_SINGLE_FLOAT check.
9094 2009-05-04 Michael Eager <eager@eagercon.com>
9096 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
9098 2009-05-04 Michael Eager <eager@eagercon.com>
9100 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
9101 * config/rs6000/t-xilinx: New
9103 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
9105 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
9106 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
9107 * gcc/explow.c (memory_address): Use target hook.
9108 * gcc/targhooks.c (default_legitimize_address): New.
9109 * gcc/targhooks.h (default_legitimize_address): New.
9110 * gcc/target.h (legitimize_address): New.
9111 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
9112 (TARGET_INITIALIZER): Include it.
9113 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
9115 * config/bfin/bfin-protos.h (legitimize_address): Remove.
9116 * config/bfin/bfin.c (legitimize_address): Remove.
9117 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
9118 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
9120 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
9121 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
9123 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
9124 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
9125 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
9126 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
9127 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
9128 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
9129 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
9130 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
9131 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
9132 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
9133 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
9134 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
9135 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
9136 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
9137 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
9138 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
9139 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
9140 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
9141 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
9142 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
9143 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
9144 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
9145 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
9147 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
9148 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
9149 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
9150 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
9151 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
9152 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
9153 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
9154 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
9155 (thumb_legitimize_address): Delete.
9156 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
9157 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
9158 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
9159 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
9160 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
9161 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
9163 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
9166 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
9167 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
9168 * config/m32r/m32r.c (m32r_legitimize_address): New.
9169 * config/m68k/m68k.c (m68k_legitimize_address): New.
9170 * config/score/score.c (score_legitimize_address): Standardize.
9171 * config/score/score3.c (score3_legitimize_address): Standardize.
9172 * config/score/score3.h (score3_legitimize_address): Adjust.
9173 * config/score/score7.c (score7_legitimize_address): Standardize.
9174 * config/score/score7.h (score7_legitimize_address): Adjust.
9175 * config/sh/sh.c (sh_legitimize_address): New.
9176 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
9178 * gcc/config/s390/s390.c (legitimize_address): Rename to...
9179 (s390_legitimize_address): ... this.
9180 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
9181 (sparc_legitimize_address): ... this.
9182 * gcc/config/i386/i386.c (legitimize_address): Rename to...
9183 (ix86_legitimize_address): ... this.
9184 * gcc/config/avr/avr.c (legitimize_address): Rename to...
9185 (avr_legitimize_address): ... this.
9186 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
9187 (mn10300_legitimize_address): ... this.
9188 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
9189 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
9190 (alpha_expand_mov): Adjust call.
9192 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
9193 * config/spu/spu.c (spu_legitimize_address): Likewise.
9194 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
9195 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
9197 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9199 * intl.c (locale_encoding, locale_utf8): New.
9200 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
9201 * intl.h (locale_encoding, locale_utf8): Declare.
9202 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
9203 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
9205 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
9207 (pp_tree_identifier): Define to call pp_base_tree_identifier.
9208 (pp_base_tree_identifier): Declare as function.
9209 (identifier_to_locale): Declare.
9210 * Makefile.in (pretty-print.o): Update dependencies.
9211 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
9213 2009-05-04 Richard Guenther <rguenther@suse.de>
9216 * builtins.c (fold_builtin_memory_op): Do not decay to element
9217 type if the size matches the whole array.
9219 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9221 * expmed.c (synth_mult): When trying out a shift, pass the result
9224 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9226 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9227 (shiftsub1_cost): New.
9228 (init_expmed): Compute shiftsub1_cost.
9229 (synth_mult): Optimize multiplications by constants of the form
9230 -(2^^m-1) for some constant positive integer m.
9232 2009-05-03 Richard Guenther <rguenther@suse.de>
9235 * c-typeck.c (array_to_pointer_conversion): Do not built
9236 ADDR_EXPRs of arrays of pointer-to-element type.
9237 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9238 up wrong ADDR_EXPRs after-the-fact.
9239 * c-common.c (strict_aliasing_warning): Strip pointer
9240 conversions for obtaining the original type.
9241 * builtins.c (fold_builtin_memset): Handle array types.
9242 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9245 2009-05-03 Richard Guenther <rguenther@suse.de>
9248 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9249 Do not lose casts from array types with unknown extent to array
9250 types with known extent.
9251 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9252 alias set compatibility.
9254 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9256 * flags.h (extra_warnings): Delete.
9257 * toplev.c (process_options): Handle Wuninitialized here.
9258 * opts.c (extra_warnings): Delete.
9259 (set_Wextra): Delete.
9260 (common_handle_option): -Wextra can be handled automatically.
9261 * c-opts.c (c_common_handle_option): Delete obsolete code.
9262 (c_common_post_options): Simplify comment.
9263 * common.opt (W): Add Var.
9265 (Wuninitialized): Initialize to -1.
9267 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9268 Richard Guenther <rguenther@suse.de>
9270 * expr.c (get_def_for_expr): New function.
9271 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9272 SSA rather than trees.
9273 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9274 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9276 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9278 * c-common.c (reswords): Add _Imaginary.
9279 * c-common.c (enum rid): Add RID_IMAGINARY.
9281 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9283 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9284 Patch by Richard Guenther.
9286 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9288 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9289 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9290 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9291 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9292 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9293 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9294 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9295 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9296 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9297 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9298 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9299 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9300 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9301 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9302 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9303 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9304 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9305 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9307 2009-05-02 Richard Guenther <rguenther@suse.de>
9309 PR tree-optimization/39940
9310 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9313 2009-05-02 Richard Guenther <rguenther@suse.de>
9316 * tree-ssa.c (execute_update_addresses_taken): Properly check
9317 if we can mark a variable DECL_GIMPLE_REG_P.
9318 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9319 back to the end of the function.
9320 (is_gimple_reg_type): Remove complex type special casing.
9321 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9324 2009-05-02 Ben Elliston <bje@au.ibm.com>
9326 * doc/collect2.texi (Collect2): Document search path behaviour
9327 when configured with --with-ld.
9329 2009-05-02 Jan Hubicka <jh@suse.cz>
9331 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9332 parameter; update callers.
9333 (coalesce_cost_edge): EH edges are costier because they needs
9334 splitting even if not critical and even more costier when there are
9335 multiple EH predecestors.
9337 2009-05-02 Jan Hubicka <jh@suse.cz>
9339 * except.c (remove_eh_handler_and_replace): Handle updating after
9340 removing TRY blocks.
9342 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9344 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9346 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9348 * varasm.c: Do not include c-pragma.h.
9349 * attribs.c: Do not incude c-common.h.
9351 2009-05-01 Michael Matz <matz@suse.de>
9353 * calls.c (initialize_argument_information): Handle SSA names like
9354 decls with a non MEM_P DECL_RTL.
9356 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9358 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9359 * ipa-utils.c: Likewise.
9360 * ipa-type-escape.c: Likewise.
9361 * cgraphunit.c Do not include c-common.h.
9362 * ipa-pure-const.c: Likewise.
9363 * tree-if-conv.c: Likewise.
9364 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9365 * ipa-struct-reorg.c: Likewise.
9366 * tree-nomudflap.c: Likewise.
9367 * tree-ssa-structalias.c: Likewise.
9369 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9371 * store-motion.c: Many cleanups to make this pass a first-class
9372 citizen instead of an appendix to gcse load motion. Add TODO list
9373 to make this pass faster/cleaner/better.
9375 (struct ls_expr): Post gcse.c-split cleanups.
9376 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9377 "stores" field to "avail_stores".
9378 (pre_ldst_mems): Rename to store_motion_mems.
9379 (pre_ldst_table): Rename to store_motion_mems_table.
9380 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9381 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9382 (ldst_entry): Rename to st_expr_entry, update users.
9383 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9384 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9385 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9387 (first_ls_expr): Rename to first_st_expr, update users.
9388 (next_ls_expr): Rename to next_st_expr, update users.
9389 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9390 fields properly for store motion instead of names inherited from load
9392 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9393 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9396 (ae_kill): Rename to st_kill, update users.
9397 (ae_gen): Rename to st_avloc, update users.
9398 (transp): Rename to st_transp, update users.
9399 (pre_insert_map): Rename to st_insert_map, update users.
9400 (pre_delete_map): Rename to st_delete_map, update users.
9401 (insert_store, build_store_vectors, free_store_memory,
9402 one_store_motion_pass): Update for abovementioned changes.
9404 (gcse_subst_count, gcse_create_count): Remove.
9405 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9406 and "n_stores_created", local variables.
9408 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9411 (regvec, compute_store_table_current_insn): Remove.
9412 (reg_set_info, reg_clear_last_set): Remove.
9413 (compute_store_table): Use DF caches instead of local dataflow
9416 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9418 * c-objc-common.c (c_tree_printer): Print identifiers with
9419 pp_identifier, not pp_string. Mark "({anonymous})" for
9421 * c-pretty-print.c (pp_c_ws_string): New.
9422 (pp_c_cv_qualifier, pp_c_type_specifier,
9423 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9424 pp_c_storage_class_specifier, pp_c_function_specifier,
9425 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9426 pp_c_primary_expression, pp_c_postfix_expression,
9427 pp_c_unary_expression, pp_c_shift_expression,
9428 pp_c_relational_expression, pp_c_equality_expression,
9429 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9430 use pp_string and pp_c_ws_string in place of pp_identifier and
9431 pp_c_identifier for non-identifiers. Mark English strings for
9433 * c-pretty-print.h (pp_c_ws_string): Declare.
9435 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9436 Roland McGrath <roland@redhat.com>
9438 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9439 (ENABLE_LD_BUILDID): New configuration option.
9440 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9441 (LINK_BUILDID_SPEC): New macro.
9442 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9444 * doc/install.texi: Document --enable-linker-build-id option.
9445 * configure: Rebuild.
9446 * config.in: Rebuild.
9448 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9450 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9451 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9452 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9453 MIPS_GP_SAVE_AREA_SIZE.
9454 * config/mips/mips.c (struct mips_frame_info): Update comment
9455 before arg_pointer_offset and hard_frame_pointer_offset.
9456 (mips_compute_frame_info): Update diagram before function: to
9457 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9458 indicate the position of frame_pointer_rtx with -fstack-protector and
9459 to show args_size. Don't allocate cprestore area for leaf functions
9460 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9462 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9464 2009-04-30 Michael Matz <matz@suse.de>
9466 PR tree-optimization/39955
9467 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9469 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9471 * ira.c (setup_cover_and_important_classes): Use safe macro
9472 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9474 * genpreds.c (write_tm_preds_h): Output suitable definition of
9475 REG_CLASS_FOR_CONSTRAINT.
9477 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9479 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9481 * bitmap.c (bitmap_descriptor): Likewise.
9482 * ggc-common.c (loc_descriptor): Likewise.
9483 * varray.c (varray_descriptor): Likewise.
9484 * vec.c (vec_descriptor): Likewise.
9486 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9488 * Makefile.in (dce.o): Add $(EXCEPT_H).
9489 * dce.c: Include except.h and delete redundant vector definitions.
9490 (deletable_insn_p): Return false for non-call insns that can throw
9493 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9495 * gcse.c (ae_gen): Remove.
9496 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9497 and make non-static function to make it available in store-motion.c.
9498 Update call sites with search-and-replace.
9499 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9500 extract_mentioned_regs, extract_mentioned_regs_helper,
9501 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9502 store_killed_in_insn, store_killed_after, store_killed_before,
9503 build_store_vectors, insert_insn_start_basic_block, insert-store,
9504 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9505 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9506 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9507 * store-motion.c: ...new file. Also copy data structures from gcse.c
9508 and clean up to remove parts not used by store motion.
9509 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9510 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9512 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9515 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9516 when optimizing for size.
9518 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9520 * gcse.c (gcse_constant_p): Fix typo in last change.
9522 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9524 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9526 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9528 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9530 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9532 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9533 CONST_HIGH_PART result.
9535 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9537 * config/avr/avr.c (initial_elimination_offset): Rename to
9538 avr_initial_elimination_offset.
9539 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9540 change return type to bool.
9541 (avr_can_eliminate): New function.
9542 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9543 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9544 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9545 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9546 avr_initial_elimination_offset.
9547 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9548 (avr_initial_elimination_offset): Define.
9550 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9551 Steven Bosscher <steven@gcc.gnu.org>
9553 PR rtl-optimization/39938
9554 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9555 * cfgrtl.c: Include insn-attr.h.
9556 (rest_of_pass_free_cfg): New function.
9557 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9558 * resource.c (init_resource_info): Remove call to df_analyze.
9560 2009-04-29 Richard Guenther <rguenther@suse.de>
9563 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9564 allow conversion to signed integers.
9566 2009-04-29 Richard Guenther <rguenther@suse.de>
9568 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9569 shifts of floating point vectors if the shift amount is
9570 a constant multiple of the element size.
9572 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9573 Michael Matz <matz@suse.de>
9577 * tree-outof-ssa.c (emit_partition_copy): New function.
9578 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9579 insert_part_to_rtx_on_edge): Perform the partition base var
9580 copy using emit_partition_copy.
9581 (insert_value_copy_on_edge): Convert constants to the right mode.
9582 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9583 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9585 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9587 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9588 scan backwards to try to find a constant to initialize it.
9590 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9591 insn before the loop_end instruction, don't look past labels.
9593 2009-04-29 Richard Guenther <rguenther@suse.de>
9596 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9597 loose type conversions.
9598 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9599 stmts only if there are no uses of its definition.
9601 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9603 * config/bfin/bfin.h (splitting_loops): Declare.
9604 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9605 Reorder bit definitions to be ascending.
9606 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9607 * config/bfin/bfin.c (splitting_loops): New variable.
9608 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9609 (struct loop_info): Remove members INIT and LOOP_INIT.
9610 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9611 the LSETUP sequence. Allow LC to be loaded from any register, but
9612 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9613 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9615 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9616 of reload_completed.
9619 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9621 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9623 * Makefile.in (PLUGIN_VERSION_H): New.
9624 (OBJS-common): Remove plugin-version.o.
9625 (plugin.o): Depend on (PLUGIN_VERSION_H).
9626 (plugin-version.o): Remove.
9627 * configure: Regenerate
9628 * configure.ac: Create plugin-version.h.
9629 * gcc-plugin.h (plugin_gcc_version): Remove.
9630 (plugin_default_version_check): Change signature.
9631 * plugin-version.c: Remove.
9632 * plugin.c: Include plugin-version.h.
9633 (str_plugin_gcc_version_name): Remove.
9634 (try_init_one_plugin): Pass gcc version to plugin_init.
9635 (plugin_default_version_check): Both gcc and plugin versions are now
9638 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9640 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9641 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9642 Remove special case testing for last insn of inner loops. Don't fail
9643 if the loop ends with a jump, emit an extra nop instead.
9645 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9646 DREGS rather than comparing directly. Remove code that tries to
9647 account for latencies.
9649 2009-04-29 Richard Guenther <rguenther@suse.de>
9651 PR tree-optimization/39941
9652 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9653 eliminating an indirect call.
9655 2009-04-29 Richard Guenther <rguenther@suse.de>
9657 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9658 parameter. Allow invariants as base if !require_lvalue.
9659 (verify_gimple_assign_single): Adjust.
9661 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9663 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9664 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9665 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9666 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9667 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9669 * config/bfin/bfin.c (bfin_expand_builtin,
9670 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9672 2009-04-28 Richard Guenther <rguenther@suse.de>
9674 * tree-vect-loop.c (get_initial_def_for_induction): Use
9675 correct types for pointer increment.
9677 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9679 * toplev.c (print_version): Update GMP version string calculation.
9681 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9683 PR rtl-optimization/39938
9684 * resource.c (init_resource_info): Add call to df_analyze.
9686 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9688 * config/alpha/alpha.md (usegp): Cast the result of
9689 alpha_find_lo_sum_using_gp to enum attr_usegp.
9690 * config/alpha/alpha.c (override_options): Remove end-of-structure
9691 marker element from cpu_table. Use array size of cpu_table to handle
9692 -mcpu and -mtune options.
9693 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9695 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9697 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9698 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9699 tune_32 and tune_64.
9700 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9702 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9703 * config/rs6000/option-defaults.h: ... here. New file.
9704 (OPT_64, OPT_32): Define.
9705 (MASK_64BIT): Define to 0 if not already defined.
9706 (OPT_ARCH64, OPT_ARCH32): Define.
9707 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9710 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9712 * config/arm/arm.c (arm_override_options): Emit error on using
9715 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9717 PR rtl-optimization/39914
9718 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9719 registers for allocnos created from user-defined variables only
9720 when not optimizing.
9722 2009-04-28 Richard Guenther <rguenther@suse.de>
9725 * fold-const.c (fold_binary): Use distribute_real_division only
9728 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9730 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9731 add hpux-stdint.h to tm_file.
9732 (hppa[12]*-*-hpux11*): Ditto.
9733 (ia64*-*-hpux*): Ditto.
9734 * config/hpux-stdint.h: New.
9735 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9736 __STDC_EXT__ for all compiles.
9737 * config/pa/pa-hpux.h: Ditto.
9738 * config/pa/pa-hpux10.h: Ditto.
9739 * config/pa/pa-hpux11.h: Ditto.
9741 2009-04-28 Catherine Moore <clm@codesourcery.com>
9743 * debug.h (set_name): Add comment.
9745 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9748 * config/darwin.c (machopic_gen_offset): Check
9749 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9750 * config/arm/arm.c (require_pic_register): Likewise.
9752 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9754 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9755 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9756 m32c_promote_prototypes): Delete.
9758 2009-04-28 Michael Matz <matz@suse.de>
9761 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9764 2009-04-28 Richard Guenther <rguenther@suse.de>
9766 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9768 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9770 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9771 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9772 * config/arm/arm-tune.md: Regenerate.
9774 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9776 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9777 block if there are complex incoming edges.
9778 (sel_merge_blocks): Remove useless assert.
9779 (sel_redirect_edge_and_branch): Check that edge was redirected.
9780 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9781 (sel_find_rgns): Delete declaration.
9782 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9783 the region when it is not a preheader.
9785 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9788 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9790 2009-04-28 Richard Guenther <rguenther@suse.de>
9792 * tree.h (SSA_NAME_VALUE): Remove.
9793 (struct tree_ssa_name): Remove value_handle member.
9794 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9795 array for jump threading.
9796 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9798 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9799 * tree-flow.h (threadedge_initialize_values): Declare.
9800 (threadedge_finalize_values): Likewise.
9801 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9802 (SSA_NAME_VALUE): Define.
9803 (threadedge_initialize_values): New function.
9804 (threadedge_finalize_values): Likewise.
9805 * tree-ssa-dom.c (ssa_name_values): New global variable.
9806 (SSA_NAME_VALUE): Define.
9807 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9809 2009-04-28 Ira Rosen <irar@il.ibm.com>
9811 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9812 Use REPORT_VECTORIZED_LOCATIONS instead
9813 REPORT_VECTORIZED_LOOPS.
9814 * tree-vectorizer.c (vect_verbosity_level): Make static.
9815 (vect_loop_location): Rename to vect_location.
9816 (vect_set_verbosity_level): Update comment.
9817 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9819 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9820 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9821 instead REPORT_UNVECTORIZED_LOOPS.
9822 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9823 and vect_loop_def to vect_external_def and vect_internal_def.
9824 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9825 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9826 REPORT_UNVECTORIZED_LOCATIONS.
9827 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9828 and vect_used_in_loop and to vect_unused_in_scope and
9830 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9831 (vect_verbosity_level): Remove declaration.
9832 (vect_analyze_operations): Likewise.
9833 (vect_analyze_stmt): Declare.
9834 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9835 REPORT_UNVECTORIZED_LOCATIONS.
9836 (vect_get_loop_niters): Fix indentation.
9837 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9838 (vect_analyze_loop_operations): New function.
9839 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9840 vect_analyze_operations.
9841 (vect_is_simple_reduction): Use new names.
9842 (vectorizable_live_operation, vect_transform_loop): Likewise.
9843 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9844 to specify whether the data references can be a part of interleaving
9846 (vect_analyze_data_ref_dependence): Use new names.
9847 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9848 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9849 * tree-vect-patterns.c (widened_name_p): Use new names.
9850 (vect_recog_dot_prod_pattern): Likewise.
9851 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9852 (process_use, vect_mark_stmts_to_be_vectorized,
9853 vect_model_simple_cost, vect_model_store_cost,
9854 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9855 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9856 vectorizable_operation, vectorizable_type_demotion,
9857 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9858 vectorizable_condition): Likewise.
9859 (vect_analyze_operations): Split into vect_analyze_loop_operations
9861 (vect_analyze_stmt): ... new function.
9862 (new_stmt_vec_info): Use new names.
9863 (vect_is_simple_use): Use new names and fix comment.
9864 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9865 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9867 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9870 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9871 and integer modes for x87 operands. Do not ICE for unsupported size,
9872 generate error instead. Generate error for unsupported operand types.
9873 ['z']: Do not handle HImode memory operands specially. Warning
9874 for floating-point operands. Fallthru to 'Z' for unsupported operand
9875 types. Do not ICE for unsupported size, generate error instead.
9876 (output_387_binary_op): Use %Z to output operands.
9877 (output_fp_compare): Ditto.
9878 (output_387_reg_move): Ditto.
9880 2009-04-28 Ben Elliston <bje@au.ibm.com>
9885 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9887 * builtins.c (c_strlen): Do not warn here.
9888 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9889 * c-common.c (pointer_int_sum): Take an explicit location.
9890 Warn about offsets out of bounds.
9891 * c-common.h (pointer_int_sum): Adjust declaration.
9893 2009-04-27 Ian Lance Taylor <iant@google.com>
9895 * collect2.c (is_ctor_dtor): Change type of ret field in struct
9897 * dce.c (run_fast_df_dce): Change type of old_flags to int.
9898 * df-core.c (df_set_flags): Change return type to int. Change
9899 type of old_flags to int.
9900 (df_clear_flags): Likewise.
9901 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
9902 (df_get_conditional_uses): Likewise.
9903 * df.h (df_set_flags, df_clear_flags): Update declarations.
9904 * dwarf2out.c (struct indirect_string_node): Change type of form
9905 field to enum dwarf_form.
9906 (AT_string_form): Change return type to enum dwarf_form.
9907 * fixed-value.c (fixed_compare): Add cast to enum type.
9908 * fwprop.c (update_df): Change 0 to VOIDmode.
9909 * gensupport.c: Change 0 to UNKNOWN.
9910 * gimple.h (gimple_cond_code): Add cast to enum type.
9911 * haifa-sched.c (reemit_notes): Add cast to enum type.
9912 * hooks.c (hook_int_void_no_regs): Remove function.
9913 * hooks.h (hook_int_void_no_regs): Remove declaration.
9914 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
9915 * predict.c (combine_predictions_for_insn): Add casts to enum type.
9916 * real.c (real_arithmetic): Add cast to enum type.
9917 (real_compare): Likewise.
9918 * target.h (struct gcc_target): Change return type of
9919 branch_target_register_class to enum reg_class.
9920 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
9921 default_branch_target_register_class.
9922 * targhooks.c (default_branch_target_register_class): New function.
9923 * targhooks.h (default_branch_target_register_class): Declare.
9924 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
9925 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
9927 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
9929 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
9930 vect_uninitialized_def. Change 0 to ERROR_MARK.
9931 * tree-vect-stmts.c (supportable_widening_operation): Don't
9932 initialize icode1 and icode2.
9933 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
9934 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
9936 (cmn_err_flag_specs): Change 0 to STD_C89.
9937 (cmn_err_char_table): Likewise.
9938 * config/arm/arm.c (get_arm_condition_code): Change type of code
9939 to enum arm_cond_code.
9940 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
9941 (IWMMXT_BUILTIN2): Likewise.
9942 (neon_builtin_type_bits): Don't define typedef.
9943 (neon_builtin_datum): Change type of bits field to int.
9944 (arm_expand_neon_args): Add cast to enum type.
9945 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
9947 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
9949 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
9951 * config/mips/mips.md (jal_macro): Return enum constant.
9952 (single_insn): Likewise.
9953 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
9955 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9957 * config/s390/s390.c (s390_tune_flags): Change type to int.
9958 (s390_arch_flags): Likewise.
9959 (s390_handle_arch_option): Change flags field of struct pta to int.
9960 * config/s390/s390.h (s390_tune_flags): Update declaration.
9961 (s390_arch_flags): Likewise.
9962 * config/sh/sh.c (prepare_move_operands): Compare
9963 tls_symbolic_operand result with enum constant.
9964 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
9965 (sh_expand_prologue): Add cast to enum type.
9966 (sh_expand_epilogue): Likewise.
9967 (tls_symbolic_operand): Change return type to enum tls_model.
9968 (fpscr_set_from_mem): Add cast to enum type.
9969 (legitimize_pic_address): Compare tls_symbolic_operand result with
9971 (sh_target_reg_class): Change return type to enum reg_class.
9972 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
9974 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
9975 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
9976 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
9977 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
9978 (delayed_branch, tls_call_delay): Likewise.
9979 (eligible_for_sibcall_delay): Likewise.
9980 (eligible_for_return_delay): Likewise.
9981 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
9982 (spu_expand_builtin_1): Likewise.
9984 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
9985 for all types of conversions.
9986 (output_init_element): Issue -Wc++-compat warning if needed when
9987 initializing a bitfield with enum type.
9988 * c-parser.c (c_parser_expression): Set original_type to
9989 original_type of right hand operand of comman operator.
9991 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9993 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
9995 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
9996 * doc/cpp.texi (Standard Predefined Macros)
9997 (Implementation-defined behavior): Likewise.
9998 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
9999 * doc/gimple.texi (GIMPLE Exception Handling)
10000 (@code{GIMPLE_ASSIGN}): Likewise.
10001 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10002 * doc/invoke.texi (Warning Options, Optimize Options)
10003 (AVR Options, Darwin Options): Likewise.
10004 (Optimize Options): Reformulate -fwhole-program description.
10005 * doc/loop.texi (Lambda): Likewise.
10006 * doc/md.texi (Output Template, Define Constraints)
10007 (Standard Names, Insn Splitting): Likewise.
10008 * doc/options.texi (Option properties): Likewise.
10009 * doc/passes.texi (Tree-SSA passes): Likewise.
10010 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10011 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10012 (File Names and DBX): Likewise.
10013 * doc/trouble.texi (Incompatibilities): Likewise.
10015 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10017 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10018 instruction is correct.
10020 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10022 Allow non-constant arguments to conversion intrinsics.
10023 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10024 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10025 * spu.c (print_operand): Handle 'v' and 'w'.
10026 (exp2_immediate_p, spu_gen_exp2): Define.
10027 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10028 spu_convtf_1): Update parameter descriptions.
10029 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10030 * constraints.md ('v', 'w'): New.
10031 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10033 (i2f, I2F): New define_mode_attr.
10034 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10035 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10036 fixuns_truncv4sfv4si2): Update to use mode attribute.
10037 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10038 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10039 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10040 patterns for combine.
10042 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10044 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10045 (cprop, hoist, pre, store_motion): New debug counters.
10046 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10047 is not an RTL pass anymore.
10048 (pass_profiling): Remove extern decl for pass removed in 2005.
10049 (pass_gcse, pass_jump_bypass): Remove.
10050 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10051 to 0 for clean state.
10052 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10053 * cse.c (gate_handle_cse_after_global_opts,
10054 rest_of_handle_cse_after_global_opts): New functions.
10055 (pass_cse_after_global_opts): New pass, does local CSE.
10056 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
10057 (TV_CPROP): New timevar.
10058 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
10059 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
10060 (gcse_main, recompute_all_luids): Remove.
10061 (compute_hash_table_work): Call max_reg_num instead of reading
10063 (cprop_jump): Don't set run_jump_opt_after_gcse.
10064 (constprop_register): Always allow to alter jumps.
10065 (cprop_insn): Likewise.
10066 (do_local_cprop): Likewise.
10067 (local_cprop_pass): Likewise. Return non-zero if something changed.
10068 (cprop): Remove function, fold interesting bits into one_cprop_pass.
10069 (find_implicit_sets): Add note about missed optimization opportunity.
10070 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
10071 pass_rtl_cprop execute function.
10072 Don't bother tracking the pass number, each pass gets its own dumpfile
10074 Always allow to alter jumpsand bypass jumps.
10075 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
10076 will just find no suitable set.
10077 (pre_edge_insert): Fix dumping, this function is for PRE only.
10078 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
10079 pass_rtl_pre execute function.
10080 (hoist_code): Return non-zero if something changed. Keep track of
10081 substitutions and insertions for statistics gathering similar to PRE.
10082 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
10083 called from the pass_rtl_hoist execute function. Show pass statistics.
10084 (compute_store_table): Use max_reg_num directly instead of using the
10085 formerly global max_gcse_regno.
10086 (build_store_vectors): Likewise.
10087 (replace_store_insn): Fix dumping.
10088 (store_motion): Rename to ...
10089 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
10090 pass, called from the pass_rtl_store_motion execute function. Keep
10091 track of substitutions and insertions for statistics gathering similar
10093 (bypass_jumps): Remove, fold interesting bits into ...
10094 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
10095 from the pass_rtl_cprop execute function.
10096 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10097 pass_jump_bypass): Remove.
10098 (gate_handle_gcse, rest_of_handle_gcse): Remove.
10099 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
10100 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
10101 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
10102 (gate_rtl_store_motion, execute_rtl_store_motion,
10103 pass_rtl_store_motion): New.
10104 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
10105 make it clear that -fcse-skip-blocks is a no-op for backward compat.
10106 * passes.c (init_optimization_passes): Remove pass_gcse and
10107 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
10108 and cse_after_global_opts in place of pass_gcse. Schedule cprop
10109 instead of pass_jump_bypass.
10111 2009-04-27 Richard Guenther <rguenther@suse.de>
10113 PR middle-end/39928
10114 * gimplify.c (gimplify_expr): If we are required to create
10115 a temporary make sure it ends up as register.
10117 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
10120 * config/i386/i386.c (construct_container): Don't call
10121 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
10122 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
10124 2009-04-27 Michael Matz <matz@suse.de>
10126 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
10127 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
10128 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
10129 (dump_replaceable_exprs): Take a bitmap.
10130 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
10132 (expand_gimple_basic_block): Likewise.
10133 * tree-ssa-ter.c (struct temp_expr_table_d): Make
10134 replaceable_expressions member a bitmap.
10135 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
10136 (mark_replaceable): Likewise.
10137 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
10138 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
10140 2009-04-27 Richard Guenther <rguenther@suse.de>
10142 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
10143 (verify_stmts): Dispatch to gimple/type verification code.
10144 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
10145 issue with call argument types.
10147 2009-04-27 Michael Matz <matz@suse.de>
10149 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
10150 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
10153 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
10154 Eric Botcazou <ebotcazou@adacore.com>
10156 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
10157 a label's basic block.
10158 (mark_target_live_regs): Tidy and rework obsolete comments.
10159 Change back DF problem to LIVE. If a label starts a basic block,
10160 assume that all registers that used to be live then still are.
10161 (init_resource_info): If a label starts a basic block, set its
10162 BLOCK_FOR_INSN accordingly.
10163 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
10165 2009-04-27 Richard Guenther <rguenther@suse.de>
10167 * tree-flow-inline.h (function_ann): Remove.
10168 (get_function_ann): Likewise.
10169 * tree-dfa.c (create_function_ann): Remove.
10170 * tree-flow.h (struct static_var_ann_d): Remove.
10171 (struct function_ann_d): Likewise.
10172 (union tree_ann_d): Remove fdecl member.
10173 (function_ann_t): Remove.
10174 (function_ann, get_function_ann, create_function_ann): Remove
10177 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
10179 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
10181 2009-04-27 Jan Hubicka <jh@suse.cz>
10183 * ipa-pure-const.c (struct funct_state_d): New fields
10184 state_previously_known, looping_previously_known; remove
10185 state_set_in_source.
10186 (analyze_function): Use new fields.
10187 (propagate): Avoid assumption that state_set_in_source imply
10190 * tree-ssa-loop-niter.c (finite_loop_p): New function.
10191 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
10192 * cfgloop.h (finite_loop_p): Declare.
10194 2009-04-26 Michael Matz <matz@suse.de>
10196 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
10198 2009-04-26 Michael Matz <matz@suse.de>
10200 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
10201 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
10202 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
10203 pass_mark_used_blocks): Remove.
10204 * tree-optimize.c (pass_free_datastructures,
10205 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
10206 * passes.c (init_optimization_passes): Don't call
10207 pass_mark_used_blocks, remove dead code.
10209 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
10211 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
10212 * tree-ssa-live.h (register_ssa_partition): Likewise.
10214 2009-04-26 Michael Matz <matz@suse.de>
10217 * builtins.c (fold_builtin_next_arg): Handle SSA names.
10218 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
10219 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
10221 (compare_pairs): Swap cost comparison.
10222 (coalesce_ssa_name): Don't use change_partition_var.
10223 * tree-nrv.c (struct nrv_data): Add modified member.
10224 (finalize_nrv_r): Set it.
10225 (tree_nrv): Use it to update statements.
10226 (pass_nrv): Require PROP_ssa.
10227 * tree-mudflap.c (mf_decl_cache_locals,
10228 mf_build_check_statement_for): Use make_rename_temp.
10229 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10230 * alias.c (find_base_decl): Handle SSA names.
10231 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10232 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10233 * rtl.h (set_reg_attrs_for_parm): Declare.
10234 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10235 to "optimized", remove unused locals at finish.
10236 (execute_free_datastructures): Make global, call
10237 delete_tree_cfg_annotations.
10238 (execute_free_cfg_annotations): Don't call
10239 delete_tree_cfg_annotations.
10241 * ssaexpand.h: New file.
10242 * expr.c (toplevel): Include ssaexpand.h.
10243 (expand_assignment): Handle SSA names the same as register variables.
10244 (expand_expr_real_1): Expand SSA names.
10245 * cfgexpand.c (toplevel): Include ssaexpand.h.
10246 (SA): New global variable.
10247 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10248 (SSAVAR): New macro.
10249 (set_rtl): New helper function.
10250 (add_stack_var): Deal with SSA names, use set_rtl.
10251 (expand_one_stack_var_at): Likewise.
10252 (expand_one_stack_var): Deal with SSA names.
10253 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10254 before unique numbers.
10255 (expand_stack_vars): Use set_rtl.
10256 (expand_one_var): Accept SSA names, add asserts for them, feed them
10257 to above subroutines.
10258 (expand_used_vars): Expand all partitions (without default defs),
10259 then only the local decls (ignoring those expanded already).
10260 (expand_gimple_cond): Remove edges when jumpif() expands an
10261 unconditional jump.
10262 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10263 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10265 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10266 members of SA; deal with PARM_DECL partitions here; expand
10267 all PHI nodes, free tree datastructures and SA. Commit instructions
10268 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10269 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10270 info and statements at start, collect garbage at finish.
10271 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10272 (VAR_ANN_PARTITION) Remove.
10273 (change_partition_var): Don't declare.
10274 (partition_to_var): Always return SSA names.
10275 (var_to_partition): Only accept SSA names.
10276 (register_ssa_partition): Only check argument.
10277 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10279 (delete_var_map): Don't free it.
10280 (var_union): Only accept SSA names, simplify.
10281 (partition_view_init): Mark only useful SSA names as used.
10282 (partition_view_fini): Only deal with SSA names.
10283 (change_partition_var): Remove.
10284 (dump_var_map): Use ssa_name instead of partition_to_var member.
10285 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10287 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10288 (struct _elim_graph): New member const_dests; nodes member vector of
10290 (set_location_for_edge): New static helper.
10291 (create_temp): Remove.
10292 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10293 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10294 (new_elim_graph): Allocate const_dests member.
10295 (clean_elim_graph): Truncate const_dests member.
10296 (delete_elim_graph): Free const_dests member.
10297 (elim_graph_size): Adapt to new type of nodes member.
10298 (elim_graph_add_node): Likewise.
10299 (eliminate_name): Likewise.
10300 (eliminate_build): Don't take basic block argument, deal only with
10301 partition numbers, not variables.
10302 (get_temp_reg): New static helper.
10303 (elim_create): Use it, deal with RTL temporaries instead of trees.
10304 (eliminate_phi): Adjust all calls to new signature.
10305 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10306 (rewrite_trees): Only do checking.
10307 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10308 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10309 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10310 contains_tree_r, MAX_STMTS_IN_LATCH,
10311 process_single_block_loop_latch, analyze_edges_for_bb,
10312 perform_edge_inserts): Remove.
10313 (expand_phi_nodes): New global function.
10314 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10315 functions, initialize new parameter, remember partitions having a
10317 (finish_out_of_ssa): New global function.
10318 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10319 don't reset in_ssa_p here, don't disable TER when mudflap.
10320 (pass_del_ssa): Remove.
10321 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10323 (execute_free_datastructures): Declare.
10324 * Makefile.in (SSAEXPAND_H): New variable.
10325 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10326 * basic-block.h (commit_one_edge_insertion): Declare.
10327 * passes.c (init_optimization_passes): Move pass_nrv and
10328 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10329 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10330 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10331 (redirect_branch_edge): Deal with super block when expanding, split
10332 out jump patching itself into ...
10333 (patch_jump_insn): ... here, new static helper.
10335 2009-04-26 Michael Matz <matz@suse.de>
10337 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10338 beyond num_ssa_names.
10339 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10340 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10342 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10344 PR inline-asm/39543
10345 * fwprop.c (forward_propagate_asm): New function.
10346 (forward_propagate_and_simplify): Propagate also into __asm, if it
10347 doesn't increase the number of referenced registers.
10350 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10352 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10354 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10355 note_nonlocal_vla_type for nonlocal VLAs.
10356 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10357 contains_remapped_vars, remap_vla_decls): New functions.
10358 (convert_nonlocal_reference_stmt): If not optimizing, call
10359 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10360 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10361 if it wasn't found in var_map.
10362 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10363 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10364 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10366 * gimplify.c (nonlocal_vlas): New variable.
10367 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10369 (gimplify_body): Create and destroy nonlocal_vlas.
10371 * dwarf2out.c (loc_descr_plus_const): New function.
10372 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10373 mem_loc_descriptor, loc_descriptor_from_tree_1,
10374 descr_info_loc, gen_variable_die): Use it.
10376 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10377 !TREE_STATIC VAR_DECLs.
10378 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10379 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10380 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10381 DECL_BY_REFERENCE is valid.
10382 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10383 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10384 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10385 Copy DECL_BY_REFERENCE.
10386 (struct nesting_copy_body_data): New type.
10387 (nesting_copy_decl): New function.
10388 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10389 if they have variable length.
10391 2009-04-26 Michael Matz <matz@suse.de>
10393 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10394 mark new temporaries for renaming.
10396 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10399 * c-decl.c (global_bindings_p): Return negative value.
10400 (c_variable_size): New. Based on variable_size from
10402 (grokdeclarator): Call c_variable_size not variable_size.
10404 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10406 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10408 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10410 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10411 Redefine it to just use mingw/include.
10412 (ASM_SPEC): Rules for -m32 and -m64.
10413 (LINK_SPEC): Use Likewise.
10414 (SPEC_32): New define.
10415 (SPEC_64): Likewise.
10416 (SUB_LINK_SPEC): Likewise.
10417 (MULTILIB_DEFAULTS): New define.
10418 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10419 Add multilib options.
10420 (MULTILIB_DIRNAMES): Likewise.
10421 (MULTILIB_OSDIRNAMES): Likewise.
10422 (LIBGCC): Likewise.
10423 (INSTALL_LIBGCC): Likewise.
10425 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10428 * c-tree.h (enum c_inline_static_type): New.
10429 (record_inline_static): Declare.
10430 * c-decl.c (struct c_inline_static, c_inline_statics,
10431 record_inline_static, check_inline_statics): New.
10432 (pop_file_scope): Call check_inline_statics.
10433 (start_decl): Call record_inline_static instead of pedwarning
10434 directly for static in inline function.
10435 * c-typeck.c (build_external_ref): Call record_inline_static
10436 instead of pedwarning directly for static referenced in inline
10439 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10441 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10442 not new but only being rescanned.
10443 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10444 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10445 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10446 record_set_info, compute_set, grealloc): Remove.
10447 (recompute_all_luids): New function.
10448 (gcse_main): Don't compute sets, and don't do related memory
10449 allocations/free-ing. If something changed before the end of the
10450 pass, update LUIDs using recompute_all_luids.
10451 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10452 (free_gcse_mem): Don't free it either.
10453 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10454 Use the df insn LUIDs.
10455 (load_killed_in_block): Likewise.
10456 (compute_hash_table_work): Don't compute reg_set_in_block.
10457 (compute_transp): Use DF_REG_DEF_CHAINs.
10458 (local_cprop_pass): Don't use compute_sets and related functions.
10459 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10460 Use get_max_uid() instead of max_cuid.
10461 (insert_insn_end_basic_block, pre_insert_copy_insn,
10462 update_ld_motion_stores): Don't try to
10463 keep reg_set tables up to date.
10464 (pre_insert_copies): Use df insn LUIDs.
10465 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10466 (reg_set_info): Don't use extra bitmap argument.
10467 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10468 information to compute regs_set_in_block.
10469 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10470 (bypass_jumps): Don't use compute_sets and friends.
10472 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10475 * opts.c (undocumented_msg): Do not leave blank even with
10478 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10480 * c-decl.c (build_enumerator): Allow values folding to integer
10481 constants but not integer constant expressions with a pedwarn if
10484 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10487 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10488 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10489 type is an integer constant.
10491 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10494 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10497 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10500 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10501 with variably modified return type and no storage class
10502 specifiers, except for the case of nested functions. Distinguish
10503 extern declarations of functions with variably modified return
10504 types from those of objects with variably modified types.
10506 2009-04-25 Jan Hubicka <jh@suse.cz>
10508 * tree.c (list_equal_p): New function.
10509 * tree.h (list_equal_p): Declare.
10510 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10511 basic_block_def, basic_block, const_basic_block): New.
10512 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10513 (redirect_eh_edge): New function.
10514 (make_eh_edge_update_phi): EH edges are not abnormal.
10515 * except.c: Include tree-flow.h.
10516 (list_match): New function.
10517 (eh_region_replaceable_by_p): New function.
10518 (replace_region): New function.
10519 (hash_type_list): New function.
10520 (hash_eh_region): New function.
10521 (eh_regions_equal_p): New function.
10522 (merge_peers): New function.
10523 (remove_unreachable_regions): Verify EH tree when checking;
10525 (copy_eh_region_1): New function.
10526 (copy_eh_region): New function.
10527 (push_reachable_handler): New function.
10528 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10529 regions without label but with live RESX.
10530 * except.h (redirect_eh_edge_to_label): New.
10531 * tree-flow.h (redirect_eh_edge): New.
10532 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10533 basic_block_def, basic_block, const_basic_block): Remove.
10534 * Makefile.in (except.o): Add dependency on tree-flow.h
10535 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10536 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10539 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10542 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10543 on the destination of memcpy.
10545 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10547 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10548 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10549 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10551 2009-04-25 Jan Hubicka <jh@suse.cz>
10553 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10554 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10555 to be reached by different label than left.
10556 (update_eh_edges): Update comment; remove edge_to_remove if possible
10557 and return true if suceeded.
10558 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10559 (cleanup_eh): Compute sharing map.
10560 * except.c (remove_eh_handler_and_replace): Add argument if we should
10562 (remove_unreachable_regions): Update for label sharing.
10563 (label_to_region_map): Likewise.
10564 (get_next_region_sharing_label): New function.
10565 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10567 (remove_eh_handler): Update.
10568 (remove_eh_region_and_replace_by_outer_of): New function.
10569 * except.h (struct eh_region): Add next_region_sharing_label.
10570 (remove_eh_region_and_replace_by_outer_of,
10571 get_next_region_sharing_label): Declare.
10572 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10574 2009-04-25 Jan Hubicka <jh@suse.cz>
10576 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10577 insert code even if they are not critical.
10579 2009-04-25 Jan Hubicka <jh@suse.cz>
10581 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10582 (gimple_can_remove_branch_p): EH edges won't remove branch by
10584 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10585 updating of non-abnormal EH edges.
10586 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10587 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10588 (split_critical_edges): Split also edges where emitting code on them
10589 will lead to splitting later.
10591 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10592 H.J. Lu <hongjiu.lu@intel.com>
10595 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10596 the configured assembler supports fildq and fistpq mnemonics.
10597 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10598 * configure: Regenerated.
10599 * config.in: Ditto.
10601 * config/i386/i386.c (print_operand): Handle 'Z'.
10602 ['z']: Remove handling of special fild/fist suffixes.
10603 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10604 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10605 suffix of fild insn.
10606 (*floatsi<mode>2_vector_mixed): Ditto.
10607 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10608 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10609 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10610 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10611 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10613 2009-04-25 Ben Elliston <bje@au.ibm.com>
10615 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10616 the source of a set operation.
10618 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10620 * target.h (struct gcc_target): Add case_values_threshold field.
10621 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10622 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10623 * targhooks.c (default_case_values_threshold): New function.
10624 * targhooks.h (default_case_values_threshold): Declare function.
10625 * stmt.c (expand_case): Use case_values_threshold target hook.
10626 * expr.h (case_values_threshold): Remove declartation.
10627 * expr.c (case_values_threshold): Remove function.
10628 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10630 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10631 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10632 (avr_case_values_threshold): Declare as static.
10633 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10635 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10636 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10637 (mn10300_case_values_threshold): New function.
10639 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10641 * ira.c (setup_cover_and_important_classes): Add enum cast.
10643 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10645 * genpreds.c (write_enum_constraint_num): Output definition of
10646 CONSTRAINT_NUM_DEFINED_P macro.
10647 * ira.c (setup_cover_and_important_classes): Use
10648 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10650 2009-04-24 DJ Delorie <dj@redhat.com>
10652 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10653 __SH2A_SINGLE_ONLY__ also.
10655 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10657 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10658 (movdf_internal): Ditto.
10659 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10660 SFmode and DFmode constants.
10661 (ia64_print_operand): Add 'G' format for printing
10662 floating point constants.
10664 2009-04-24 Richard Guenther <rguenther@suse.de>
10666 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10667 from unsigned additions.
10669 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10671 * c-typeck.c (set_init_index): Allow array designators that are
10672 not integer constant expressions with a pedwarn if pedantic.
10674 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10676 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10677 zero if no overlap in nonzero bits between the operands.
10679 2009-04-24 Ian Lance Taylor <iant@google.com>
10681 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10682 (record_dead_and_set_regs): Likewise.
10683 * df.h (struct df_mw_hardreg): Change flags field to int.
10684 (struct df_base_ref): Likewise.
10685 (struct df): Change changeable_flags field to int.
10686 * df-scan.c (df_defs_record): Change clobber_flags to int.
10687 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10688 constants rather than #define macros.
10689 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10690 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10691 (enum dwarf_calling_convention): Likewise.
10692 (enum dwarf_line_number_x_ops): Likewise.
10693 (enum dwarf_call_frame_info): Likewise.
10694 (enum dwarf_source_language): Likewise.
10695 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10696 (add_calling_convention_attribute): Likewise.
10697 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10698 (combine_comparisons): Change compcode to int. Add cast to enum type.
10699 * genrecog.c (maybe_both_true_2): Change c to int.
10700 (write_switch): Likewise. Add cast to enum type.
10701 * gimplify.c (gimplify_omp_for): Handle return values from
10702 gimplify_expr using MIN rather than bitwise or.
10703 (gimplify_expr): Add cast to enum type.
10704 * ipa-prop.c (update_jump_functions_after_inlining): Change
10705 IPA_BOTTOM to IPA_JF_UNKNOWN.
10706 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10707 Add casts to enum type.
10708 (setup_cover_and_important_classes): Change cl to int. Add casts
10710 (setup_class_translate): Change cl and mode to int.
10711 (ira_init_once): Change mode to int.
10712 (free_register_move_costs): Likewise.
10713 (setup_prohibited_mode_move_regs): Add casts to enum type.
10714 * langhooks.c (add_builtin_function_common): Rework assertion that
10715 value fits bitfield.
10716 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10717 * omega.c (omega_do_elimination): Avoid math on enum types.
10718 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10719 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10720 int local to handle integral_argment value.
10721 * regmove.c (try_auto_increment): Change PUT_MODE to
10723 * reload.c (push_secondary_reload): Add casts to enum type.
10724 (secondary_reload_class, find_valid_class): Likewise.
10725 * reload1.c (emit_input_reload_insns): Likewise.
10726 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10727 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10728 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10730 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10731 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10733 (expand_complex_libcall): Add casts to enum type.
10734 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10735 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10736 with ERROR_MARK, not NUM_TREE_CODES.
10737 (vect_create_epilog_for_reduction): Likewise.
10738 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10739 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10740 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10742 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10743 vect_unused_in_loop. Change 0 to loop_vect.
10744 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10745 * var-tracking.c (get_init_value): Change return type to enum
10747 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10748 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10750 (arm_override_options): Add casts to enum type.
10751 (arm_emit_tls_decoration): Likewise.
10752 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10754 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10755 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10756 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10758 * config/s390/s390.c (code_for_builtin_64): Change to array of
10760 (code_for_builtin_31): Likewise.
10761 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10763 * config/sparc/sparc.c (sparc_override_options): Change value
10764 field in struct code_model to enum cmodel. In initializer change
10765 0 to NULL and add cast to enum type.
10767 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10768 Change all callers. Issue a -Wc++-compat warning using
10769 lhs_origtype if necessary.
10770 (convert_for_assignment): Issue -Wc++-compat warnings about
10771 invalid conversions to enum type on assignment.
10772 * c-common.h (build_modify_expr): Update declaration.
10774 2009-04-24 Nick Clifton <nickc@redhat.com>
10776 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10777 (function_arg_advance): Likewise.
10778 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10781 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10783 * config/s390/constraints.md ('I', 'J'): Fix condition.
10785 2009-04-24 Diego Novillo <dnovillo@google.com>
10787 * gengtype-parse.c (parse_error): Add newline after message.
10789 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10791 * config/i386/sse.md (avxmodesuffixs): Removed.
10792 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10793 (*avx_pinsr<ssevecsize>): This.
10795 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10797 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10798 follow chains of regs with a single definition, and allow expressions
10799 that are function_invariant_p.
10800 (simple_rhs_p): Allow expressions that are function_invariant_p.
10802 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10804 PR middle-end/39867
10805 * fold-const.c (fold_cond_expr_with_comparison): When folding
10806 > and >= to MAX, make sure the MAX uses the same type as the
10807 comparison's operands.
10809 2009-04-24 Nick Clifton <nickc@redhat.com>
10811 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10812 addressing for DImode accesses.
10813 (frv_print_operand_address): Handle PLUS case.
10814 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10816 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10818 PR rtl-optimization/39794
10819 * alias.c (canon_true_dependence): Add x_addr argument.
10820 * rtl.h (canon_true_dependence): Adjust prototype.
10821 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10822 * cselib.c (cselib_invalidate_mem): Likewise.
10823 * gcse.c (compute_transp): Likewise.
10824 * dse.c (scan_reads_nospill): Likewise.
10825 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10826 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10827 canon_base_addr of the group, plus optional offset.
10828 (struct group_info): Rename canon_base_mem to
10830 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10831 canon_rtx of base_mem.
10833 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10835 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10836 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10838 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10840 * config/spu/spu-builtins.h: Delete file.
10842 * config/spu/spu.h (enum spu_builtin_type): Move here from
10844 (struct spu_builtin_description): Likewise. Add GTY marker.
10845 Do not use enum spu_function_code or enum insn_code.
10846 (spu_builtins): Add extern declaration.
10848 * config/spu/spu.c: Do not include "spu-builtins.h".
10849 (enum spu_function_code, enum spu_builtin_type_index,
10850 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10851 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10852 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10853 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10854 (spu_builtin_types): Make static. Add GTY marker.
10855 (spu_builtins): Add extern declaration with GTY marker.
10856 Include "gt-spu.h".
10858 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10859 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10860 Check programmatically whether all parameters are scalar.
10862 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10864 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10866 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10867 assignment from the constructor either if the target is volatile.
10869 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10871 * config/arm/arm.md (insv): Do not share operands[0].
10873 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10875 * config/vxlib-tls.c (active_tls_threads): Delete.
10876 (delete_hook_installed): New.
10877 (tls_delete_hook): Don't delete the delete hook.
10878 (tls_destructor): Delete it here.
10879 (__gthread_set_specific): Adjust installing the delete hook.
10880 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
10881 __gthread_leave_tsd_dtor_context.
10883 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
10885 * c-format.c (gcc_tdiag_char_table): Add support for %E.
10887 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
10889 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
10891 (alpha_rtx_costs): Ditto.
10892 (emit_unlikely_jump): Use add_reg_note.
10893 (emit_frame_store_1): Ditto.
10894 (alpha_expand_prologue): Ditto.
10895 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10896 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
10898 2009-04-23 Nick Clifton <nickc@redhat.com>
10900 * config/v850/v850.md (epilogue): Remove suppressed code.
10901 (return): Rename to return_simple and remove test of frame size.
10902 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
10903 to gen_return_simple.
10905 2009-04-22 Jing Yu <jingyu@google.com>
10908 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
10910 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10913 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
10914 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
10915 value is a VECTOR_CST, the element type is the element type of the
10918 2009-04-22 DJ Delorie <dj@redhat.com>
10920 * config/m32c/m32c.h: Update GTY annotations to new syntax.
10922 2009-04-22 Jakub Jelinek <jakub@redhat.com>
10924 * alias.c (find_base_term): Move around LO_SUM case, so that
10925 CONST falls through into PLUS/MINUS handling.
10928 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
10929 into 0, use omit_one_operand.
10931 2009-04-23 Ben Elliston <bje@au.ibm.com>
10933 * config/rs6000/linux-unwind.h (get_regs): Remove type
10934 puns. Change the type of `pc' to an array of unsigned ints and
10935 update all users. Constify frame24.
10937 2009-04-22 DJ Delorie <dj@redhat.com>
10939 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
10940 declarations before code.
10941 (current_function_special_page_vector): Likewise.
10942 (m32c_expand_insv): Silence a warning.
10944 2009-04-21 Taras Glek <tglek@mozilla.com>
10946 * alias.c: Update GTY annotations to new syntax.
10947 * basic-block.h: Likewise.
10948 * bitmap.h: Likewise.
10949 * c-common.h: Likewise.
10950 * c-decl.c: Likewise.
10951 * c-parser.c: Likewise.
10952 * c-pragma.c: Likewise.
10953 * c-tree.h: Likewise.
10954 * cfgloop.h: Likewise.
10955 * cgraph.h: Likewise.
10956 * config/alpha/alpha.c: Likewise.
10957 * config/arm/arm.h: Likewise.
10958 * config/avr/avr.h: Likewise.
10959 * config/bfin/bfin.c: Likewise.
10960 * config/cris/cris.c: Likewise.
10961 * config/darwin.c: Likewise.
10962 * config/frv/frv.c: Likewise.
10963 * config/i386/i386.c: Likewise.
10964 * config/i386/i386.h: Likewise.
10965 * config/i386/winnt.c: Likewise.
10966 * config/ia64/ia64.h: Likewise.
10967 * config/iq2000/iq2000.c: Likewise.
10968 * config/mips/mips.c: Likewise.
10969 * config/mmix/mmix.h: Likewise.
10970 * config/pa/pa.c: Likewise.
10971 * config/pa/pa.h: Likewise.
10972 * config/rs6000/rs6000.c: Likewise.
10973 * config/s390/s390.c: Likewise.
10974 * config/sparc/sparc.c: Likewise.
10975 * config/xtensa/xtensa.c: Likewise.
10976 * cselib.h: Likewise.
10977 * dbxout.c: Likewise.
10978 * dwarf2out.c: Likewise.
10979 * except.c: Likewise.
10980 * except.h: Likewise.
10981 * fixed-value.h: Likewise.
10982 * function.c: Likewise.
10983 * function.h: Likewise.
10984 * gimple.h: Likewise.
10985 * integrate.c: Likewise.
10986 * optabs.c: Likewise.
10987 * output.h: Likewise.
10988 * real.h: Likewise.
10990 * stringpool.c: Likewise.
10991 * tree-data-ref.c: Likewise.
10992 * tree-flow.h: Likewise.
10993 * tree-scalar-evolution.c: Likewise.
10994 * tree-ssa-address.c: Likewise.
10995 * tree-ssa-alias.h: Likewise.
10996 * tree-ssa-operands.h: Likewise.
10997 * tree.c: Likewise.
10998 * tree.h: Likewise.
10999 * varasm.c: Likewise.
11000 * varray.h: Likewise.
11002 * coretypes.h: Do not define GTY macro if it is already defined.
11003 * doc/gty.texi: Update GTY documentation to new syntax.
11004 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11005 annotations on structs.
11006 * gengtype-parse.c: Likewise.
11008 2009-04-22 Mark Heffernan <meheff@google.com>
11010 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11012 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11014 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11017 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11019 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11020 the same as a PLUS without a shift. Increase the cost of a
11023 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11025 * Makefile.in: Update dependencies.
11026 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11027 * errors.h: Remove bogus comment about compatibility.
11028 (warning): Update declaration.
11029 * genautomata.c: Update all calls to warning.
11030 * gimple.c: Do not include errors.h. Include toplev.h.
11031 * tree-ssa-structalias.c: Do not include errors.h.
11032 * omega.c: Likewise.
11033 * tree-ssa-reassoc.c: Likewise.
11034 * config/spu/spu-c.c: Likewise.
11035 * config/spu/t-spu-elf: Update dependencies.
11037 2009-04-22 Richard Guenther <rguenther@suse.de>
11039 PR tree-optimization/39824
11040 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11041 make sure the types are compatible.
11043 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11046 * c-common.c (c_parse_error): Take a token_flags parameter.
11047 Use token_type for the token type instead.
11048 Pass token_flags to cpp_type2name.
11049 * c-common.h (c_parse_error): Update declaration.
11050 * c-parser.c (c_parser_error): Pass 0 as token flags.
11052 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11054 PR rtl-optimization/39580
11055 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
11057 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11059 * function.c (expand_function_end): Do not emit a jump to the "naked"
11060 return label for fall-through returns.
11061 * except.c (sjlj_emit_function_exit): Always place the call to the
11062 unregister function at the location installed by expand_function_end.
11064 2009-04-22 Richard Guenther <rguenther@suse.de>
11066 PR tree-optimization/39845
11067 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
11068 (gen_inbound_check): Likewise.
11070 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
11072 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
11074 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
11075 * config/vxlib.c (__gthread_once): Add race guard for PPC.
11077 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11079 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
11080 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
11081 shift counts to avoid out-of-bounds array accesses.
11083 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11085 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
11086 (Pmode): Move above.
11088 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
11090 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
11091 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
11092 GET_CODE macro. Use IN_RANGE macro where appropriate.
11093 * config/alpha/alpha.h: Ditto.
11094 * config/alpha/alpha.md: Ditto.
11095 * config/alpha/constraints.md: Ditto.
11096 * config/alpha/predicates.md: Ditto.
11098 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11100 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
11101 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11102 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11103 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11104 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11105 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11106 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11107 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11108 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11109 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11110 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11111 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11112 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11113 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11114 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11115 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11116 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11117 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11118 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11119 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11120 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11121 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11122 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11123 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11124 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11125 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11126 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11128 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11130 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
11131 references from comments.
11132 * cfgbuild.c: (count_basic_blocks): Delete.
11133 (find_basic_blocks_1): Delete.
11134 (find_basic_blocks): Delete.
11135 * except.c (finish_eh_generation): Make static. Move comment from
11136 except.h here. Remove find_basic_blocks references from comments.
11137 * except.h (finish_eh_generation): Delete.
11138 * basic-block.h (find_basic_blocks): Delete.
11139 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
11141 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
11143 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
11144 (sdbout_parms): Likewise.
11146 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11148 * config/sh/sh.c (prepare_cbranch_operands): Use
11149 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
11150 (expand_cbranchdi4): Likewise.
11151 (from_compare): Add cast to enum type.
11152 (expand_cbranchsi4): Use add_reg_note.
11153 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
11154 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
11155 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
11156 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11157 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
11158 instead of CODE_FOR_nothing.
11159 (cbranchdi4): Likewise. Fix the order of arguments for
11161 (push_fpscr): Use add_reg_note.
11162 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
11163 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
11165 2009-04-21 Joseph Myers <joseph@codesourcery.com>
11167 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
11168 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11169 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11170 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
11171 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
11172 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
11173 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
11174 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
11175 config/alpha/x-vms, config/arc/t-arc,
11176 config/arm/README-interworking, config/arm/arm-c.c,
11177 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
11178 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
11179 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
11180 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
11181 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
11182 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
11183 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
11184 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
11185 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
11186 config/cris/t-elfmulti, config/crx/t-crx,
11187 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
11188 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
11189 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
11190 config/h8300/t-h8300, config/i386/athlon.md,
11191 config/i386/darwin-libgcc.10.4.ver,
11192 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
11193 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
11194 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
11195 config/i386/t-linux64, config/i386/t-nwld,
11196 config/i386/t-rtems-i386, config/i386/t-sol2-10,
11197 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
11198 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
11199 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
11200 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
11201 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
11202 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
11203 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
11204 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
11205 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
11206 config/m68k/t-uclinux, config/mcore/t-mcore,
11207 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
11208 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
11209 config/mips/crtn.asm, config/mips/irix-crti.asm,
11210 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
11211 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
11212 config/mips/mips-fixed.md, config/mips/sb1.md,
11213 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
11214 config/mips/t-iris6, config/mips/t-isa3264,
11215 config/mips/t-libgcc-mips16, config/mips/t-linux64,
11216 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
11217 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
11218 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
11219 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
11220 config/mn10300/t-linux, config/mn10300/t-mn10300,
11221 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
11222 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
11223 config/picochip/libgccExtras/clzsi2.asm,
11224 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11225 config/rs6000/darwin-libgcc.10.4.ver,
11226 config/rs6000/darwin-libgcc.10.5.ver,
11227 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11228 config/rs6000/t-aix43, config/rs6000/t-aix52,
11229 config/rs6000/t-darwin, config/rs6000/t-fprules,
11230 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11231 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11232 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11233 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11234 config/rs6000/t-rtems, config/rs6000/t-spe,
11235 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11236 config/score/t-score-elf, config/sh/divcost-analysis,
11237 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11238 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11239 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11240 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11241 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11242 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11243 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11244 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11245 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11246 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11247 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11248 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11249 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11250 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11251 * config/h8300/genmova.sh: Include copyright and license notices
11252 in generated output.
11253 * config/h8300/mova.md: Regenerate.
11254 * doc/install.texi2html: Include word "Copyright" in copyright
11255 notice and use name "Free Software Foundation, Inc.".
11256 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11257 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11258 ChangeLog-2007, ChangeLog-2008: Correct dates.
11260 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11262 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11263 NE_EXPR operations as well.
11264 * c-parser.c (c_parser_condition): Do not set location information on
11266 (c_parser_conditional_expression): Likewise.
11267 (c_parser_binary_expression): Set location information on operators.
11268 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11269 TRUTH_NOT_EXPR has been folded.
11270 * fold-const.c (fold_truth_not_expr): Copy location information from
11271 the incoming expression to the outgoing one.
11272 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11273 recursive calls on the LHS of the operator but pass that of the
11274 operator to recursive calls on the RHS of the operator. Set it
11276 (shortcut_cond_expr): Set the locus of the operator on the second
11277 COND_EXPR and that of the expression on the first in degenerate cases.
11278 Pass the locus of the expression to calls to shortcut_cond_r.
11279 Set the locus of the 'then' block on the associated jump, if any.
11280 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11281 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11282 expression to call to gimplify_boolean_expr.
11284 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11286 * config.gcc: Add additional configuration for
11287 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11288 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11289 (CPP_SPEC): Redefine for allowing -municode option.
11290 (STARTFILE_SPEC): Likewise.
11291 * config/i386/t-mingw-w64: New.
11292 * config/i386/mingw-w64.opt: New.
11293 (municode): Add new target option.
11294 * doc/invoke.texi (municode): Add documentation for new option.
11296 2009-04-21 Ian Lance Taylor <iant@google.com>
11298 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11299 Correct test for number of arguments.
11300 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11302 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11304 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11305 argument of emit_library_call.
11307 2009-04-21 Richard Guenther <rguenther@suse.de>
11309 PR middle-end/39829
11310 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11311 inside VIEW_CONVERT_EXPRs.
11313 2009-04-21 Martin Jambor <mjambor@suse.cz>
11315 * tree-switch-conversion.c (build_constructors): Split a long line.
11316 (constructor_contains_same_values_p): New function.
11317 (build_one_array): Create assigns of constants if possible, do not
11318 call mark_sym_for_renaming, call update_stmt.
11319 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11320 make_rename_temp. Do not call mark_symbols_for_renaming, call
11322 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11323 find_new_referenced_vars, call update_stmt.
11324 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11325 instead of calling make_rename_temp. Do not call
11326 find_new_referenced_vars or mark_symbols_for_renaming, call
11329 2009-04-21 Richard Guenther <rguenther@suse.de>
11331 PR tree-optimization/39827
11332 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11333 (tree_ssa_phiprop): Pass the correct array size.
11335 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11337 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11339 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11342 * c-typeck.c (lvalue_p): Move declaration ...
11343 * c-common.h (lvalue_p): ... to here.
11344 * c-common.c (candidate_equal_p): New.
11345 (add_tlist): Use it.
11346 (merge_tlist): Use it.
11347 (warn_for_collisions_1): Likewise.
11348 (warning_candidate_p): Accept more candidates.
11349 (verify_tree): A warning candidate can be an expression. Use
11352 2009-04-21 Ben Elliston <bje@au.ibm.com>
11355 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11356 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11357 options. Remove -mcall-solaris documentation.
11359 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11362 * doc/invoke.texi (-Wlong-long): Update description.
11363 * c-lex (interpret_integer): Only warn if there was no previous
11364 overflow and -Wlong-long is enabled.
11365 * c-decl.c (declspecs_add_type): Drop redundant flags.
11366 * c.opt (Wlong-long): Init to -1.
11367 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11368 and front-end warn_long_long. Wlong-long only depends on other
11369 flags if it is uninitialized.
11370 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11371 the same for CPP and FE.
11372 (restore_extension_diagnostics): Likewise.
11374 2009-04-20 Ian Lance Taylor <iant@google.com>
11376 Fix enum conversions which are invalid in C++:
11377 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11378 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11379 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11380 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11381 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11382 (dbxout_parms): Likewise.
11383 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11384 (df_clear_flags): Likewise.
11385 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11386 top_flag parameter to int.
11387 (df_chain_create_bb_process_use): Likewise.
11388 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11390 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11391 (df_ref_create_structure, df_def_record_1): Likewise.
11392 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11393 (df_notes_rescan): Change 0 to VOIDmode in function call.
11394 (df_get_call_refs, df_insn_refs_collect): Likewise.
11395 (df_bb_regs_collect): Likewise.
11396 (df_entry_block_defs_collect): Likewise.
11397 (df_exit_block_uses_collect): Likewise.
11398 * df.h: Update declarations.
11399 * double-int.c (double_int_divmod): Add cast to enum type.
11400 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11401 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11402 (based_loc_descr): Likewise.
11403 (loc_descriptor_from_tree_1): Change first_op and second_op to
11404 enum dwarf_location_atom. Add cast to enum type.
11405 * expmed.c (init_expmed): Change 0 to SET in function call.
11406 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11407 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11408 (do_store_flag): Likewise.
11409 * fixed-value.h (struct fixed_value): Change mode to enum
11411 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11412 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11414 (insert_insn_decl, insert_decl, insert_state): Likewise.
11415 (automata_list_finish): Likewise.
11416 * genrecog.c (process_define_predicate): Add cast to enum type.
11417 * gensupport.c (init_predicate_table): Add cast to enum type.
11418 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11420 (gimple_build_call_1, gimple_build_label): Likewise.
11421 (gimple_build_goto, gimple_build_asm_1): Likewise.
11422 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11423 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11424 (enum fallback): Rename from enum fallback_t.
11425 (fallback_t): Typedef as int.
11426 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11427 GSI_SAME_STMT in function call.
11428 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11430 (setup_reg_class_relations): Likewise.
11431 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11432 (setup_prohibited_class_mode_regs): Add cast to enum type.
11433 (setup_prohibited_mode_move_regs): Likewise.
11434 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11435 (record_address_regs): Change i to enum reg_class.
11436 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11437 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11438 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11439 (GET_MODE_2XWIDER_MODE): Likewise.
11440 (GET_CLASS_NARROWEST_MODE): Likewise.
11441 * omp-low.c (expand_omp_for): Add cast to enum type.
11442 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11443 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11444 * postreload.c (reload_cse_simplify_operands): Change rclass local
11446 * predict.c (combine_predictions_for_insn): Change best_predictor
11447 and predictor to enum br_predictor.
11448 (combine_predictions_for_bb): Likewise.
11449 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11450 use SET_PREDICT_EXPR_OUTCOME.
11451 * real.c (real_arithmetic): Change icode to code in function call.
11452 * reginfo.c (init_move_cost): Add casts to enum type.
11453 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11454 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11456 * reload.c (find_valid_class): Add casts to enum type.
11457 (push_reload): Change 0 to NO_REGS in function call.
11458 (find_reloads): Change this_alternative to array of enum
11459 reg_class. Remove some now-unnecessary casts.
11460 (make_memloc): Change 0 to VOIDmode in function call.
11461 * reload1.c (reload): Change 0 to VOIDmode in function call.
11462 (eliminate_regs_1, elimination_effects): Likewise.
11463 (eliminate_regs_in_insn): Likewise.
11464 (emit_input_reload_insns): Add cast to enum type.
11465 (delete_output_reload): Change 0 to VOIDmode in function call.
11466 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11467 to enum type in function call.
11468 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11469 (SET_PREDICT_EXPR_OUTCOME): Define.
11470 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11471 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11472 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11473 (dump_function): Likewise.
11474 * tree-dump.h: Update declarations.
11475 * tree-pass.h: Update declarations.
11476 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11477 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11479 (arm_rtx_costs_1): Correct parenthesization.
11480 (arm_rtx_costs): Add casts to enum type.
11481 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11482 (vfp_emit_fstmd): Use add_rg_note.
11483 (emit_multi_reg_push, emit_sfm): Likewise.
11484 (thumb_set_frame_pointer): Likewise.
11485 (arm_expand_prologue): Likewise.
11486 (arm_regno_class): Change return type to enum reg_class.
11487 (thumb1_expand_prologue): Use add_reg_note.
11488 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11489 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11491 * config/arm/gentune.sh: Add cast to enum type.
11492 * config/arm/arm-tune.md: Rebuild.
11493 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11494 (ix86_split_fp_branch, predict_jump): Likewise.
11495 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11496 insn_code to enum rtx_code.
11497 (ix86_builtin_vectorized_function): Add cast to enum type.
11498 * config/i386/i386.md (truncdfsf2): Change slot to enum
11500 (truncxf<mode>2, isinf<mode>2): Likewise.
11501 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11503 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11504 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11505 (insert_bundle_state): Change 1 to INSERT in function call.
11506 (ia64_add_bundle_selector_before): Likewise.
11507 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11508 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11509 (restore_stack_nonlocal): Likewise.
11510 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11512 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11514 (mips_rtx_costs): Likewise.
11515 (mips_override_options): Add casts to enum type.
11516 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11518 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11519 (store_reg, set_reg_plus_d): Likewise.
11520 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11521 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11523 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11525 (emit_unlikely_jump): Use add_reg_note.
11526 (rs6000_emit_allocate_stack): Likewise.
11527 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11528 (output_toc): Change 1 to INSERT in function call.
11529 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11530 (rs6000_initialize_trampoline): Likewise.
11531 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11533 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11534 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11535 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11536 (save_gprs): Use add_reg_note.
11537 (s390_emit_prologue): Likewise.
11538 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11539 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11540 (sparc_fold_builtin): Add cast to enum type.
11541 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11543 (spu_expand_prologue): Use add_reg_note.
11544 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11546 2009-04-20 Ian Lance Taylor <iant@google.com>
11548 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11549 (c_parser_postfix_expression_after_primary): Get VEC for list of
11550 arguments. Get original types of arguments. Call
11551 build_function_call_vec.
11552 (cached_expr_list_1, cached_expr_list_2): New static variables.
11553 (c_parser_expr_list): Change return type to VEC *. Add
11554 p_orig_types parameter. Change all callers.
11555 (c_parser_release_expr): New static function.
11556 (c_parser_vec_to_tree_list): New static function.
11557 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11558 call build_function_call_vec.
11559 (build_function_call_vec): New function, based on old
11560 build_function_call.
11561 (convert_arguments): Remove nargs and argarray parameters. Change
11562 values to a VEC. Add origtypes parameter.
11563 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11564 (convert_for_assignment): Add origtype parameter. Change all
11565 callers. If warn_cxx_compat, check for conversion to an enum
11566 type when calling a function.
11567 (store_init_value): Add origtype parameter. Change all callers.
11568 (digest_init): Likewise.
11569 (struct init_node): Add origtype field.
11570 (add_pending_init): Add origtype parameter. Change all callers.
11571 (output_init_element): Likewise.
11572 (output_pending_init_elements): Pass origtype from init_node to
11573 output_init_element.
11574 (process_init_element): Pass origtype from c_expr to
11575 output_init_element.
11576 (c_finish_return): Add origtype parameter. Change all callers.
11577 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11579 (sync_resolve_params): Likewise.
11580 (sync_resolve_return): Change params to first_param. Change caller.
11581 (resolve_overloaded_builtins): Change params to VEC *. Change
11582 callers. Save first parameter around call to build_function_call_vec.
11583 * c-decl.c (finish_decl): Add origtype parameter. Change all
11584 callers. Call build_function_call_vec rather than
11585 build_function_call for cleanup.
11586 * c-tree.h: Update declarations.
11587 * c-common.h: Update declarations.
11588 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11589 params to first_param.
11590 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11591 params parameter from tree to void *.
11592 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11593 Change arglist parameter to have type void *, and to be a pointer
11595 * config/rs6000/rs6000-protos.h
11596 (altivec_resolve_overloaded_builtin): Update declaration.
11597 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11598 fnargs parameter to have type void *, and to be a pointer to a
11599 VEC. Call build_function_call_vec instead of
11600 build_function_call.
11601 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11603 2009-04-20 Joey Ye <joey.ye@intel.com>
11604 Xuepeng Guo <xuepeng.guo@intel.com>
11605 H.J. Lu <hongjiu.lu@intel.com>
11607 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11609 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11610 (IX86_LEA_PRIORITY): Likewise.
11611 (distance_non_agu_define): New function.
11612 (distance_agu_use): Likewise.
11613 (ix86_lea_for_add_ok): Likewise.
11614 (ix86_dep_by_shift_count): Likewise.
11616 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11617 should split for LEA.
11619 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11621 (ix86_dep_by_shift_count): Likewise.
11623 2009-04-20 Richard Guenther <rguenther@suse.de>
11625 * expr.c (handled_component_p): Move ...
11626 * tree.h (handled_component_p): ... here.
11627 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11628 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11629 and REALPART_EXPR to be in one group.
11631 2009-04-20 Richard Guenther <rguenther@suse.de>
11633 * basic-block.h (get_all_dominated_blocks): Declare.
11634 * dominance.c (get_all_dominated_blocks): New function.
11635 * tree-cfg.c (get_all_dominated_blocks): Remove.
11636 (remove_edge_and_dominated_blocks): Adjust.
11637 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11638 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11639 instead of recursing.
11641 2009-04-20 Doug Kwan <dougkwan@google.com>
11643 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11644 (struct cgraph_node_set_def): New type.
11645 (cgraph_node_set) New type. Also declare vector functions.
11646 (struct cgraph_node_set_element_def): New type.
11647 (cgraph_node_set_element): Ditto.
11648 (cgraph_node_set_iterator): New iterator type.
11649 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11650 cgraph_node_set_remove, dump_cgraph_node_set,
11651 debug_cgraph_node_set): New prototypes.
11652 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11653 cgraph_node_set_size): New inlines.
11654 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11655 including cgraph.h.
11656 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11657 argument to function 'write_summary'.
11658 * ipa.c: Include ggc.h.
11659 (hash_cgraph_node_set_element,
11660 eq_cgraph_node_set_element, cgraph_node_set_new,
11661 cgraph_node_set_add, cgraph_node_set_remove,
11662 cgraph_node_set_find, dump_cgraph_node_set,
11663 debug_cgraph_node_set): New functions.
11664 * Makefile.in (ipa.o): Add dependency on GGC_H.
11666 2009-04-20 Ira Rosen <irar@il.ibm.com>
11668 PR tree-optimization/39675
11669 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11670 check of the return code of vect_schedule_slp. Check that
11671 stmt_vec_info still exists for the statement, before checking its
11672 vectorization type.
11674 2009-04-20 Michael Matz <matz@suse.de>
11676 * Makefile.in (generated_files): Take out $(simple_generated_c).
11678 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11680 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11681 (UINTPTR_TYPE): Likewise.
11683 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11686 * c-typeck.c (digest_init): Check for initializing an array with a
11689 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11692 * c-semantics.c (pop_stmt_list): Propagate
11693 STATEMENT_LIST_HAS_LABEL to parent statement list.
11695 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11697 * config/mips/mips.h (mips_tune_attr): New macro.
11698 * config/mips/mips.md (cpu): Use it.
11700 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11703 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11706 2009-04-19 Diego Novillo <dnovillo@google.com>
11708 * toplev.c (compile_file): Move call to coverage_finish ...
11709 * cgraphunit.c (ipa_passes): ... here.
11710 Call cgraph_process_new_functions.
11711 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11712 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11714 2009-04-19 Jan Hubicka <jh@suse.cz>
11716 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11718 (dump_cgraph_node): Dump can throw external flag.
11719 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11721 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11725 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11726 * common.opt (Wlogical-op): Move from here...
11727 * c.opt (Wlogical-op): ... to here.
11728 * c-typeck.c (parser_build_binary_op): Update call to
11729 warn_logical_operator.
11730 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11732 * c-common.c (warn_logical_op): Update.
11733 * c-common.h (warn_logical_op): Update declaration.
11735 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11737 * tree.c (protected_set_expr_location): Fix formatting.
11739 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11742 * c-typeck.c (readonly_warning): new.
11743 (build_unary_op, build_modify_expr): Use readonly_warning for
11744 storing into something readonly but not const-qualified.
11746 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11749 * c-typeck.c (build_unary_op): Check for taking address of
11750 expression of type void.
11752 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11755 * c-typeck.c (build_function_call): Check for calling a function
11756 with qualified void return types. Call require_complete_type when
11759 2009-04-18 Jan Hubicka <jh@suse.cz>
11761 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11763 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11764 can_throw_external flag.
11765 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11766 * ipa-pure-const.c (ignore_edge): New function.
11767 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11768 only over can_throw_external edges.
11769 (local_pure_const): Add nothrow flag.
11770 * ipa-utils.c (searchc): Add ignore_edge callback.
11771 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11772 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11773 (set_nothrow_function_flags): Update cgraph.
11774 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11776 2009-04-18 Richard Guenther <rguenther@suse.de>
11778 PR middle-end/39804
11779 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11780 (fold_stmt): ... this and ...
11781 (fold_stmt_inplace): ... this.
11782 (fold_stmt_1): Fold references in calls and asms.
11783 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11785 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11787 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11788 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11790 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11792 * tree.c (function_args_count): Remove.
11793 * tree.h: Remove the prototype for function_args_count.
11795 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11797 * tree-iterator.c (expr_only): Remove.
11798 * tree.h: Remove the prototype for expr_only.
11800 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11802 * reginfo.c (cannot_change_mode_set_regs): Remove.
11803 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11805 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11807 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11808 whether operands 0 and 1 overlaps.
11810 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11812 PR middle-end/36902
11813 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11814 pointer. Use warning_at instead of warning.
11815 (search_for_addr_array): Likewise.
11816 (check_array_bounds): Likewise.
11817 (check_all_array_refs): Check that the incoming edge is not in the
11818 list of edges to be removed.
11819 (check_all_array_refs): Avoid the temporal pointer.
11820 (vrp_visit_cond_stmt): Fix typo.
11821 (simplify_switch_using_ranges): Handle the case where the switch
11822 index is an integer constant.
11824 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11826 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11828 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11830 * doc/extend.texi, doc/invoke.texi: Fix typos.
11832 2009-04-17 Cary Coutant <ccoutant@google.com>
11834 * tree-flow-inline.h (get_lineno): Fix inverted test.
11836 2009-04-17 Diego Novillo <dnovillo@google.com>
11838 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11839 assertion for AVAIL_OUT.
11841 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11844 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11845 * config/sh/linux-atomic.asm: Likewise.
11847 2009-04-17 Diego Novillo <dnovillo@google.com>
11849 * except.c (debug_eh_tree): New.
11850 (struct eh_region, struct eh_status): Move ...
11851 * except.h: ... here.
11852 (add_type_for_runtime): Declare extern.
11853 (lookup_type_for_runtime): Likewise.
11854 (debug_eh_tree): Declare.
11855 * Makefile.in (GTFILES): List except.h before except.c
11857 2009-04-17 Diego Novillo <dnovillo@google.com>
11859 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11860 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11861 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11862 (find_vars_r): ... here.
11863 * tree-flow.h (find_referenced_vars_in): Declare.
11864 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11865 that AVAIL_OUT exists for BLOCK.
11866 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11867 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11868 (tree-parloops.o): Likewise.
11870 2009-04-17 Simon Baldwin <simonb@google.com>
11872 * toplev.c (default_tree_printer): Add handling for %E format.
11874 2009-04-17 Diego Novillo <dnovillo@google.com>
11876 * tree-pretty-print.c (dump_generic_node): Add break after
11877 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11878 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
11879 FUNCTION_TYPE together. Call print_struct_decl when printing
11880 structures and TDF_SLIM is not given.
11881 (print_struct_decl): Fix logic for detecting recursion.
11883 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11886 * gcc.c (create_at_file): New.
11887 (compile_input_file_p): New.
11888 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
11889 * main.c (main): Update call to toplev_main.
11890 * toplev.c (toplev_main): Change signature. Call expandargv.
11891 * toplev.h (toplev_main): Change signature.
11893 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11895 * dwarf2out.c (field_byte_offset): Use the type size as the field size
11896 if the latter is not constant.
11898 2009-04-17 David Edelsohn <edelsohn@gnu.org>
11900 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
11902 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11904 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
11905 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
11907 2009-04-17 Richard Guenther <rguenther@suse.de>
11909 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11910 Handle component references view-converting an invariant address.
11912 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
11914 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
11915 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
11916 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
11917 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
11918 Use @deftypevr rather than @deftypevar.
11920 2009-04-17 Richard Guenther <rguenther@suse.de>
11922 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
11923 (get_prop_source_stmt): Likewise.
11924 (can_propagate_from): Likewise.
11926 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
11928 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
11929 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
11930 (--with-multilib-list): Add default value.
11931 * configure: Regenerate.
11932 * Makefile.in (TM_ENDIAN_CONFIG): Define.
11933 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
11934 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
11935 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11936 Don't add default cpu to multilib list unnecessarily, but do enable
11937 the relevant compiler option..
11938 Add support for --with-multilib-list=<blank> and
11939 --with-multilib-list=!<somelib> to supress unwanted multilibs.
11940 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
11941 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
11942 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
11943 TM_MULTILIB_CONFIG.
11944 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
11945 (MULTILIB_OSDIRNAMES): New variable.
11946 * config/sh/t-1e: Delete file.
11947 * config/sh/t-mlib-sh1: Delete file.
11948 * config/sh/t-mlib-sh2: Delete file.
11949 * config/sh/t-mlib-sh2a: Delete file.
11950 * config/sh/t-mlib-sh2a-nofpu: Delete file.
11951 * config/sh/t-mlib-sh2a-single: Delete file.
11952 * config/sh/t-mlib-sh2a-single-only: Delete file.
11953 * config/sh/t-mlib-sh2e: Delete file.
11954 * config/sh/t-mlib-sh3e: Delete file.
11955 * config/sh/t-mlib-sh4: Delete file.
11956 * config/sh/t-mlib-sh4-nofpu: Delete file.
11957 * config/sh/t-mlib-sh4-single: Delete file.
11958 * config/sh/t-mlib-sh4-single-only: Delete file.
11959 * config/sh/t-mlib-sh4a: Delete file.
11960 * config/sh/t-mlib-sh4a-nofpu: Delete file.
11961 * config/sh/t-mlib-sh4a-single: Delete file.
11962 * config/sh/t-mlib-sh4a-single-only: Delete file.
11963 * config/sh/t-mlib-sh4al: Delete file.
11964 * config/sh/t-mlib-sh5-32media: Delete file.
11965 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
11966 * config/sh/t-mlib-sh5-64media: Delete file.
11967 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
11968 * config/sh/t-mlib-sh5-compact: Delete file.
11969 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
11970 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
11971 * doc/install.texi (Options specification): Add
11972 --with-multilib-list and --with-endian.
11974 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11976 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
11978 (OBJS-common): Add plugin-version.o.
11979 (plugin-version.o): New.
11980 * gcc-plugin.h (plugin_gcc_version): New.
11981 (plugin_default_version_check): New.
11982 (plugin_init_func, plugin_init): Add version argument.
11983 * plugin-version.c: New.
11984 * plugin.c (str_plugin_gcc_version_name): New.
11985 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
11986 pass it to the init function.
11987 (plugin_default_version_check): New.
11989 2009-04-17 Richard Guenther <rguenther@suse.de>
11991 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
11992 for decl-vs-decl disambiguation.
11994 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
11996 * config/s390/s390.h (s390_tune_attr): New macro definition.
11997 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
11999 2009-04-17 Richard Guenther <rguenther@suse.de>
12001 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12002 (fold_stmt_r): Likewise.
12003 (maybe_fold_reference): New function.
12004 (fold_gimple_assign): Handle cases fold_stmt_r did.
12005 (fold_stmt): Do not use fold_stmt_r.
12006 (fold_stmt_inplace): Likewise.
12008 2009-04-17 Richard Guenther <rguenther@suse.de>
12010 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12011 (record_equivalences_from_stmt): Remove useless checks and
12013 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12014 the type is already suitable.
12016 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12018 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12020 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12022 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12023 (CMPtype): Define as __gcc_CMPtype.
12025 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12027 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12028 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12030 2009-04-17 Richard Guenther <rguenther@suse.de>
12032 PR tree-optimization/39746
12033 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12034 special-casing for builtins and static variable use/def.
12035 (call_may_clobber_ref_p_1): Likewise.
12037 2009-04-16 Ian Lance Taylor <iant@google.com>
12039 * df.h: Include "timevar.h".
12040 (struct df_problem): Change tv_id field to timevar_id_t.
12041 * tree-pass.h: Include "timevar.h".
12042 (struct opt_pass): Change tv_id field to timevar_id_t.
12043 * timevar.h (timevar_id_t): Define TV_NONE.
12044 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12045 TV_NONE rather than tv_id != 0.
12046 (execute_one_pass): Likewise.
12047 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12048 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12049 dependencies to $(TREE_PASS_H).
12050 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12052 (pass_branch_target_load_optimize2): Likewise.
12053 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12054 (pass_outof_cfg_layout_mode): Likewise.
12055 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12056 (pass_rebuild_cgraph_edges): Likewise.
12057 (pass_remove_cgraph_callee_edges): Likewise.
12058 * df-core.c (pass_df_initialize_opt): Likewise.
12059 (pass_df_initialize_no_opt): Likewise.
12060 (pass_df_finish): Likewise.
12061 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
12062 * except.c (pass_set_nothrow_function_flags): Likewise.
12063 (pass_convert_to_eh_region_ranges): Likewise.
12064 * final.c (pass_compute_alignments): Likewise.
12065 * function.c (pass_instantiate_virtual_regs): Likewise.
12066 (pass_init_function): Likewise.
12067 (pass_leaf_regs): Likewise.
12068 (pass_match_asm_constraints): Likewise.
12069 * gimple-low.c (pass_lower_cf): Likewise.
12070 (pass_mark_used_blocks): Likewise.
12071 * init-regs.c (pass_initialize_regs): Likewise.
12072 * integrate.c (pass_initial_value_sets): Likewise.
12073 * ira.c (pass_ira): Likewise.
12074 * jump.c (pass_cleanup_barriers): Likewise.
12075 * omp-low.c (pass_expand_omp): Likewise.
12076 (pass_lower_omp): Likewise.
12077 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
12078 * recog.c (pass_split_all_insns): Likewise.
12079 (pass_split_after_reload): Likewise.
12080 (pass_split_before_regstack): Likewise.
12081 (pass_split_before_sched2): Likewise.
12082 (pass_split_for_shorten_branches): Likewise.
12083 * reginfo.c (pass_reginfo_init): Likewise.
12084 (pass_subregs_of_mode_init): Likewise.
12085 (pass_subregs_of_mode_finish): Likewise.
12086 * passes.c (pass_postreload): Likewise.
12087 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
12088 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
12089 (pass_warn_function_return): Likewise.
12090 (pass_warn_function_noreturn): Likewise.
12091 * tree-complex.c (pass_lower_complex): Likewise.
12092 (pass_lower_complex_O0): Likewise.
12093 * tree-if-conv.c (pass_if_conversion): Likewise.
12094 * tree-into-ssa.c (pass_build_ssa): Likewise.
12095 * tree-mudflap.c (pass_mudflap_1): Likewise.
12096 (pass_mudflap_2): Likewise.
12097 * tree-nomudflap.c (pass_mudflap_1): Likewise.
12098 (pass_mudflap_2): Likewise.
12099 * tree-nrv.c (pass_return_slot): Likewise.
12100 * tree-object-size.c (pass_object_sizes): Likewise.
12101 * tree-optimize.c (pass_all_optimizations): Likewise.
12102 (pass_early_local_passes): Likewise.
12103 (pass_all_early_optimizations): Likewise.
12104 (pass_cleanup_cfg): Likewise.
12105 (pass_cleanup_cfg_post_optimizing): Likewise.
12106 (pass_free_datastructures): Likewise.
12107 (pass_free_cfg_annotations): Likewise.
12108 (pass_fixup_cfg): Likewise.
12109 (pass_init_datastructures): Likewise.
12110 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
12111 (pass_late_warn_uninitialized): Likewise.
12112 (pass_update_address_taken): Likewise.
12113 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
12114 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
12115 (pass_cse_sincos): Likewise.
12116 (pass_convert_to_rsqrt): Likewise.
12117 * tree-ssa-structalias.c (pass_build_alias): Likewise.
12118 * tree-stdarg.c (pass_stdarg): Likewise.
12119 * tree-tailcall.c (pass_tail_recursion): Likewise.
12120 (pass_tail_calls): Likewise.
12121 * tree-vect-generic.c (pass_lower_vector): Likewise.
12122 (pass_lower_vector_ssa): Likewise.
12123 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
12125 2009-04-16 Joseph Myers <joseph@codesourcery.com>
12127 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
12129 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
12131 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
12132 logical and signext.
12134 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
12137 * config/sh/predicates.md (arith_operand): Check if the operand
12138 of TRUNCATE is a REG.
12140 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12142 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12143 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12145 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12147 * tree-iterator.c (tsi_split_statement_list_after,
12148 tsi_split_statement_list_before): Remove.
12149 * tree-iterator.h: Remove the prototypes for
12150 tsi_split_statement_list_after and tsi_split_statement_list_before.
12152 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12154 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
12155 * tree-ssa-propagate.h: Remove the prototype for
12156 stmt_makes_single_load.
12158 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12160 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
12161 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
12163 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12165 * tree-iterator.c (EXPR_LAST_BODY): Remove.
12167 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12169 * except.c (eh_region_outer_p): Remove.
12170 * except.h: Remove the prototype for eh_region_outer_p.
12172 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12174 * function.c (current_function_assembler_name): Remove.
12175 * function.h: Remove the prototype for
12176 current_function_assembler_name.
12178 2009-04-16 Ian Lance Taylor <iant@google.com>
12180 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
12181 (add_reg_note): Call alloc_reg_note.
12182 * rtl.h (alloc_reg_note): Declare.
12183 * combine.c (try_combine): Use alloc_reg_note.
12184 (recog_for_combine, move_deaths): Likewise.
12185 (distribute_notes): Use alloc_reg_note and add_reg_note.
12186 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
12187 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
12188 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
12190 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
12192 PR rtl-optimization/39762
12193 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
12194 ira_may_move_out_cost): Add comments about way of their usage.
12195 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
12197 * ira-conflicts.c (process_regs_for_copy): Use function
12198 ira_get_register_move_cost instead of global
12199 ira_register_move_cost.
12201 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
12202 color_pass, move_spill_restore, update_curr_costs): Ditto.
12204 * ira-lives.c (process_single_reg_class_operands): Ditto.
12206 * ira-emit.c (emit_move_list): Ditto.
12208 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
12209 (record_reg_classes): Ditto. Use functions
12210 ira_get_register_move_cost and ira_get_may_move_cost instead of
12211 global vars ira_register_move_cost, ira_may_move_out_cost and
12212 ira_may_move_in_cost.
12213 (record_address_regs): Don't call ira_init_register_move_cost.
12214 Use function ira_get_may_move_cost instead of global
12215 ira_may_move_in_cost.
12216 (process_bb_node_for_hard_reg_moves): Use function
12217 ira_get_register_move_cost instead of global ira_register_move_cost.
12218 (ira_costs): Don't call ira_init_register_move_cost.
12220 2009-04-16 Richard Guenther <rguenther@suse.de>
12222 * tree-cfg.c (verify_gimple_assign_binary):
12223 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12224 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12225 (create_general_new_stmt): Note that this function is broken.
12227 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12229 * common.opt (fhelp): Add Var(help_flag).
12230 * gcc-plugin.h (plugin_info): Add help.
12231 * plugin.c (plugin_name_args): Add help.
12232 (register_plugin_info): Set plugin->help.
12233 (print_help_one_plugin): New.
12234 (print_plugins_help): New.
12235 * plugin.h (print_plugins_help): New.
12236 * toplev.c (toplev_main): Call print_plugins_help if needed.
12238 2009-04-16 Richard Guenther <rguenther@suse.de>
12240 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12241 (gimple_ior_addresses_taken_1): New function.
12242 (gimple_ior_addresses_taken): Likewise.
12243 * gimple.h (struct gimple_statement_with_ops_base): Remove
12244 addresses_taken member.
12245 (gimple_ior_addresses_taken): Declare.
12246 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12247 gimple_set_addresses_taken): Remove.
12248 * ipa-reference.c (mark_address): New function.
12249 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12250 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12251 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12252 (gimple_add_to_addresses_taken): Remove.
12253 (get_tmr_operands): Call mark_address_taken.
12254 (get_asm_expr_operands): Likewise.
12255 (get_expr_operands): Likewise.
12256 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12257 (free_stmt_operands): Do not free it.
12258 * tree-ssa.c (delete_tree_ssa): Likewise.
12259 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12261 2009-04-16 Richard Guenther <rguenther@suse.de>
12263 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12264 (walk_stmt_load_store_ops): Likewise.
12265 * gimple.c (get_base_loadstore): New function.
12266 (walk_stmt_load_store_addr_ops): Likewise.
12267 (walk_stmt_load_store_ops): Likewise.
12268 * ipa-pure-const.c (check_op): Simplify.
12269 (check_load, check_store): New functions.
12270 (check_stmt): Use walk_stmt_load_store_ops.
12271 * ipa-reference.c (mark_load): Adjust signature.
12272 (mark_store): Likewise.
12273 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12275 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12277 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12278 (plugin_info): New.
12279 * opts.c (common_handle_option): Don't call print_version.
12280 * plugin.c (plugin_name_args): Add version.
12281 (register_plugin_info): New.
12282 (register_callback): Handle PLUGIN_INFO.
12283 (try_init_one_plugin): New.
12284 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12286 (finalize_one_plugin): New.
12287 (finalize_plugins): New.
12288 (print_one_plugin): New.
12289 (print_plugins_versions): New.
12290 * plugin.h (print_plugins_versions): New.
12291 (finalize_plugins): New.
12292 * toplev.c (compile_file): Don't call initialize_plugins.
12293 (print_version): Call print_plugins_versions.
12294 (toplev_main): Call initialize_plugins. Print version if needed.
12295 Call finalize_plugins.
12297 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12299 * common.opt (fversion): New.
12300 * gcc.c (print_version): New.
12301 (process_command): Don't print the version. Just set print_version.
12302 (main): Print version. Call subprocesses if print_version and
12303 verbose_flag are set.
12304 * opts.c (common_handle_option): Handle OPT_fversion.
12306 2009-04-16 Richard Guenther <rguenther@suse.de>
12307 Ira Rosen <irar@il.ibm.com>
12309 PR tree-optimization/39698
12310 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12311 type of the reduction variable. Only generate the def if
12314 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12315 make sure to first convert to an integer of the same precision.
12316 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12317 the type of the evolution correctly in computing the new
12318 induction variable base.
12320 2009-04-16 Richard Guenther <rguenther@suse.de>
12322 PR middle-end/39625
12323 * tree-cfg.c (make_blocks): Split statements with to-be
12324 abnormal SSA names on the lhs.
12326 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12328 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12329 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12330 * c-typeck.c (really_start_incremental_init): Likewise.
12331 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12332 (TARGET_INITIALIZER): Remove it.
12333 * target.h (struct target): Remove vector_opaque_p.
12334 * tree.c (build_opaque_vector_type): New.
12335 * tree.h (TYPE_VECTOR_OPAQUE): New.
12336 (build_opaque_vector_type): Declare.
12337 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12338 * config/rs6000/rs6000.c (build_opaque_vector_type,
12339 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12340 (rs6000_init_builtins): Use build_opaque_vector_type for
12341 opaque_V4SI_type_node.
12343 2009-04-15 Catherine Moore <clm@codesourcery.com>
12345 * debug.h (set_name): Declare.
12346 * dwarf2out.c (dwarf2out_set_name): Declare.
12347 (dwarf2_debug_hooks): Add set_name.
12348 (find_AT_string): New.
12349 (add_AT_string): Call find_AT_string.
12350 (dwarf2out_set_name): New.
12351 * cp/decl.c (grokdeclarator): Call set_name.
12352 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12353 * debug.c (do_nothing_debug_hooks): Likewise.
12354 * dbxout.c (dbx_debug_hooks): Likewise.
12355 * sdbout.c (sdb_debug_hooks): Likewise.
12357 2009-04-15 Michael Eager <eager@eagercon.com>
12359 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12360 reg for single-precision FPU.
12361 * config/rs6000/rs6000.md (movsi_internal1): Only for
12362 !TARGET_SINGLE_FPU.
12363 (movsi_internal1_single): New. Add pattern to move SI values to/from
12364 single-precision FP regs.
12366 2009-04-15 Richard Guenther <rguenther@suse.de>
12368 * omp-low.c (lower_rec_input_clauses): Build correct address
12370 (expand_omp_for_generic): Fix multiplication type.
12371 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12372 (generate_memset_zero): Fix types.
12373 * tree-profile.c (prepare_instrumented_value): Correctly
12376 2009-04-15 Ian Lance Taylor <iant@google.com>
12378 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12379 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12380 for -Wall and for -Wc++-compat.
12381 (c_common_post_options): For C++, set warn_enum_compare if not
12383 * c-tree.h (struct c_expr): Add field original_type.
12384 (build_external_ref): Update declaration.
12385 * c-parser.c (c_parser_braced_init): Set original_type.
12386 (c_parser_initelt): Likewise.
12387 (c_parser_expr_no_commas): Likewise.
12388 (c_parser_conditional_expression): Likewise.
12389 (c_parser_cast_expression): Likewise.
12390 (c_parser_unary_expression): Likewise. Pull setting of
12391 original_code to top of function.
12392 (c_parser_sizeof_expression): Set original_type.
12393 (c_parser_alignof_expression): Likewise.
12394 (c_parser_postfix_expression): Likewise. Pull setting of
12395 original_code to top of function.
12396 (c_parser_postfix_expression_after_paren_type): Set original_type.
12397 (c_parser_postfix_expression_after_primary): Likewise.
12398 (c_parser_expression): Likewise.
12399 * c-typeck.c (build_external_ref): Add type parameter. Change all
12401 (c_expr_sizeof_expr): Set original_type field.
12402 (parser_build_unary_op): Likewise.
12403 (parser_build_binary_op): Likewise. Optionally warn about
12404 comparisons of enums of different types.
12405 (digest_init): Set original_type field.
12406 (really_start_incremental_init): Likewise.
12407 (push_init_level, pop_init_level): Likewise.
12408 * doc/invoke.texi (Warning Options): -Wenum-compare now
12411 2009-04-15 Richard Guenther <rguenther@suse.de>
12413 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12414 out a necessary conversion.
12415 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12416 names we didn't value number.
12417 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12419 2009-04-15 Richard Guenther <rguenther@suse.de>
12421 PR tree-optimization/39764
12422 * tree-ssa-ccp.c (get_value): Canonicalize value with
12423 canonicalize_float_value.
12425 2009-04-15 Jan Hubicka <jh@suse.cz>
12427 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12428 Wrong version of patch.
12430 2009-04-15 Jan Hubicka <jh@suse.cz>
12432 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12434 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12436 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12437 our distinct integral and vector types.
12439 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12441 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12442 * init.c (build_vtbl_address): Remove call to assemble_external.
12444 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12446 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12447 output for other floating point modes.
12449 2009-04-14 Diego Novillo <dnovillo@google.com>
12451 * diagnostic.c (diagnostic_report_diagnostic): Do not
12452 warn about loaded plugins for DK_ERROR and DK_WARNING.
12453 * c-decl.c (declspecs_add_type): Move call to
12454 invoke_plugin_callbacks ...
12455 * c-parser.c (c_parser_declspecs): ... here.
12456 * plugin.c (dump_active_plugins): Tidy output.
12458 2009-04-14 Diego Novillo <dnovillo@google.com>
12459 Le-Chun Wu <lcwu@google.com>
12461 * configure.ac: Add --enable-plugin support.
12462 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12463 * Makefile.in (PLUGIN_H): Define.
12464 Export ENABLE_PLUGIN and GMPINC to site.exp.
12465 Add PLUGINLIBS to link command.
12466 Add/modify dependencies for plugin.o and files including plugin.h.
12468 * config.in: Regenerate.
12470 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12473 2009-04-14 Le-Chun Wu <lcwu@google.com>
12475 * tree-pass.h (register_one_dump_file): Add a prototype for
12476 register_one_dump_file.
12477 * toplev.c (compile_file): Call initialize_plugins.
12478 (do_compile): Call invoke_plugin_callbacks.
12479 (toplev_main): Call invoke_plugin_callbacks.
12480 * common.opt: Add -fplugin= and -fplugin-arg-.
12481 * gcc-plugin.h: New public header file for plugins to include.
12482 * plugin.c: New source file.
12483 * plugin.h: New internal header file.
12484 * passes.c (register_one_dump_file): Make it external.
12486 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12488 2009-04-14 Diego Novillo <dnovillo@google.com>
12490 * doc/plugins.texi: New.
12491 * doc/gccint.texi: Add reference to Plugins chapter.
12492 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12493 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12494 loaded plugins, if any.
12495 * timevar.def (TV_PLUGIN_INIT): Define.
12496 (TV_PLUGIN_RUN): Define.
12497 * plugin.c: Include timevar.h
12498 (plugins_active_p): New.
12499 (dump_active_plugins): New.
12500 (debug_active_plugins): New.
12502 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12504 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12506 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12508 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12510 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12511 the same as a minus without a shift.
12513 2009-04-14 Nick Clifton <nickc@redhat.com>
12515 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12516 comparisons with small integers will always produce a short
12519 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12522 2008-12-19 Diego Novillo <dnovillo@google.com>
12524 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12526 2009-04-14 Richard Guenther <rguenther@suse.de>
12528 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12530 (verify_gimple_assign_binary): Likewise. Handle shifts and
12532 (verify_gimple_phi): Print the mismatched argument position.
12533 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12535 (vect_update_init_of_dr): Likewise.
12536 * matrix-reorg.c (transform_access_sites): Do what the
12538 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12540 2009-04-13 Michael Eager <eager@eagercon.com>
12542 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12543 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12544 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12545 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12546 remove duplicate config
12548 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12550 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12551 file_name:line_number type locator of the call site.
12553 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12555 * genautomata.c: Put blank after comma.
12556 (automaton_decls): New.
12557 (struct unit_usage): Add comments to member next.
12558 (store_alt_unit_usage): Keep the list ordered.
12559 (unit_present_on_list_p, equal_alternatives_p): New.
12560 (check_regexp_units_distribution): Check units distribution
12561 correctness correctly.
12562 (main): Don't write automata if error is found. Return correct
12565 * config/m68k/cf.md (cfv4_ds): Remove.
12566 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12567 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12569 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12570 power4-load-ext, power4-store, power4-store-update,
12571 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12572 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12573 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12574 power4-sqrt, power4-isync): Modify reservation to make correct
12575 unit distribution to automata.
12577 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12578 power5-store-update, power5-two, power5-three, power5-lmul,
12579 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12581 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12583 * except.c (pass_set_nothrow_function_flags): Set name and add
12585 (set_nothrow_function_flags): Mention in the dump file when
12586 changing a function to nothrow.
12588 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12591 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12592 instead of unsigned long.
12594 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12596 * config/arm/arm.c (return_used_this_function): Remove.
12597 (arm_output_function_prologue): Remove use of
12598 return_used_this_function.
12599 (output_return_instruction): Replace use of
12600 return_used_this_function
12601 by cfun->machine->return_used_this_function.
12602 (arm_output_epilogue): Likewise.
12603 (arm_output_function_epilogue): Likewise.
12604 (thumb_unexpanded_epilogue): Likewise.
12605 * config/arm/arm.h (struct machine_function):
12606 New member return_used_this_function.
12608 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12610 * doc/install.texi: Correct description of default directory for
12611 --with-gxx-include-dir.
12613 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12615 * fold-const.c (build_range_check): Properly deal with enumeral and
12616 boolean base types.
12618 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12620 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12621 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12622 * params.h (MAX_GCSE_PASSES): Remove.
12623 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12624 in sequence. Remove ability to run multiple passes.
12625 (bypass_jumps): Report run as third CPROP pass.
12627 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12629 PR middle-end/39651
12630 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12631 when deciding whether the whole SEQUENCE can throw.
12633 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12636 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12637 offseted label references.
12639 2009-04-11 Jan Hubicka <jh@suse.cz>
12641 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12643 2009-04-11 Richard Guenther <rguenther@suse.de>
12645 PR middle-end/39732
12646 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12647 return variables as TREE_ADDRESSABLE.
12649 2009-04-11 Richard Guenther <rguenther@suse.de>
12651 PR tree-optimization/39713
12652 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12653 reference trees have SSA_NAME operands.
12655 2009-04-11 Richard Guenther <rguenther@suse.de>
12658 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12659 address expressions.
12661 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12663 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12664 match changes in Cygwin 1.7
12665 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12666 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12668 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12670 PR tree-optimization/39701
12671 * doc/invoke.texi (Optimization Options): Document change in
12672 meaning and initialization of -fdelete-null-pointer-checks.
12674 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12676 PR middle-end/39701
12677 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12679 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12682 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12684 2009-04-10 Chao-ying Fu <fu@mips.com>
12686 * doc/tm.texi (Instruction Output): Document
12687 TARGET_ASM_FINAL_POSTSCAN_INSN.
12688 * target.h (final_postscan_insn): New field in asm_out.
12689 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12690 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12691 * final.c (final_scan_insn): Call
12692 targetm.asm_out.final_postscan_insn after outputting
12693 an asm macro and a normal instruction.
12695 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12696 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12697 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12698 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12699 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12701 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12703 PR middle-end/39701
12704 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12705 variables as non-NULL even with -fdelete-null-pointer-checks.
12707 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12709 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12711 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12714 * config/i386/i386.c (classify_argument): Handle SCmode with
12715 (bit_offset % 64) != 0.
12717 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12719 * doc/invoke.texi (Optimize Options): Add cross-reference to
12720 -Q --help=optimizers examples.
12722 2009-04-10 Ben Elliston <bje@au.ibm.com>
12725 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12726 regalign for the reg == fpr and TDmode case.
12728 2009-04-09 David Ayers <ayers@fsfe.org>
12731 * objc/objc-act.c (warn_with_method): Remove helper function.
12732 (check_duplicates): Call warning and inform directly.
12733 (really_start_method): Likewise.
12735 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12737 * expmed.c (expand_divmod): Always use a comparison for a division
12738 by a large unsigned integer.
12740 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12741 for things others than variables or functions as nonzero.
12743 2009-04-09 Nick Clifton <nickc@redhat.com>
12745 * unwind-compat.c: Change copyright header to refer to version
12746 3 of the GNU General Public License with version 3.1 of the
12747 GCC Runtime Library Exception and to point readers at the
12748 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12749 * config/alpha/crtfastmath.c: Likewise.
12750 * config/alpha/linux-unwind.h: Likewise.
12751 * config/alpha/qrnnd.asm: Likewise.
12752 * config/alpha/vms-crt0-64.c: Likewise.
12753 * config/alpha/vms-crt0.c: Likewise.
12754 * config/alpha/vms-dwarf2.asm: Likewise.
12755 * config/alpha/vms-dwarf2eh.asm: Likewise.
12756 * config/alpha/vms-psxcrt0-64.c: Likewise.
12757 * config/alpha/vms-psxcrt0.c: Likewise.
12758 * config/alpha/vms_tramp.asm: Likewise.
12759 * config/arc/initfini.c: Likewise.
12760 * config/arc/lib1funcs.asm: Likewise.
12761 * config/arm/bpabi-v6m.S: Likewise.
12762 * config/arm/bpabi.S: Likewise.
12763 * config/arm/bpabi.c: Likewise.
12764 * config/arm/crti.asm: Likewise.
12765 * config/arm/crtn.asm: Likewise.
12766 * config/arm/ieee754-df.S: Likewise.
12767 * config/arm/ieee754-sf.S: Likewise.
12768 * config/arm/lib1funcs.asm: Likewise.
12769 * config/arm/libunwind.S: Likewise.
12770 * config/arm/linux-atomic.c: Likewise.
12771 * config/arm/mmintrin.h: Likewise.
12772 * config/arm/pr-support.c: Likewise.
12773 * config/arm/unaligned-funcs.c: Likewise.
12774 * config/arm/unwind-arm.c: Likewise.
12775 * config/arm/unwind-arm.h: Likewise.
12776 * config/avr/libgcc.S: Likewise.
12777 * config/bfin/crti.s: Likewise.
12778 * config/bfin/crtlibid.s: Likewise.
12779 * config/bfin/crtn.s: Likewise.
12780 * config/bfin/lib1funcs.asm: Likewise.
12781 * config/bfin/linux-unwind.h: Likewise.
12782 * config/cris/arit.c: Likewise.
12783 * config/cris/cris_abi_symbol.c: Likewise.
12784 * config/darwin-64.c: Likewise.
12785 * config/darwin-crt2.c: Likewise.
12786 * config/darwin-crt3.c: Likewise.
12787 * config/darwin.h: Likewise.
12788 * config/dbxelf.h: Likewise.
12789 * config/dfp-bit.c: Likewise.
12790 * config/dfp-bit.h: Likewise.
12791 * config/elfos.h: Likewise.
12792 * config/fixed-bit.c: Likewise.
12793 * config/fixed-bit.h: Likewise.
12794 * config/fp-bit.c: Likewise.
12795 * config/fp-bit.h: Likewise.
12796 * config/fr30/crti.asm: Likewise.
12797 * config/fr30/crtn.asm: Likewise.
12798 * config/fr30/lib1funcs.asm: Likewise.
12799 * config/freebsd-spec.h: Likewise.
12800 * config/frv/cmovd.c: Likewise.
12801 * config/frv/cmovh.c: Likewise.
12802 * config/frv/cmovw.c: Likewise.
12803 * config/frv/frvbegin.c: Likewise.
12804 * config/frv/frvend.c: Likewise.
12805 * config/frv/lib1funcs.asm: Likewise.
12806 * config/glibc-stdint.h: Likewise.
12807 * config/h8300/clzhi2.c: Likewise.
12808 * config/h8300/crti.asm: Likewise.
12809 * config/h8300/crtn.asm: Likewise.
12810 * config/h8300/ctzhi2.c: Likewise.
12811 * config/h8300/fixunssfsi.c: Likewise.
12812 * config/h8300/lib1funcs.asm: Likewise.
12813 * config/h8300/parityhi2.c: Likewise.
12814 * config/h8300/popcounthi2.c: Likewise.
12815 * config/i386/ammintrin.h: Likewise.
12816 * config/i386/att.h: Likewise.
12817 * config/i386/avxintrin.h: Likewise.
12818 * config/i386/biarch64.h: Likewise.
12819 * config/i386/bmmintrin.h: Likewise.
12820 * config/i386/cpuid.h: Likewise.
12821 * config/i386/cross-stdarg.h: Likewise.
12822 * config/i386/crtfastmath.c: Likewise.
12823 * config/i386/crtprec.c: Likewise.
12824 * config/i386/cygming-crtbegin.c: Likewise.
12825 * config/i386/cygming-crtend.c: Likewise.
12826 * config/i386/cygwin.asm: Likewise.
12827 * config/i386/emmintrin.h: Likewise.
12828 * config/i386/gmm_malloc.h: Likewise.
12829 * config/i386/gthr-win32.c: Likewise.
12830 * config/i386/i386.h: Likewise.
12831 * config/i386/immintrin.h: Likewise.
12832 * config/i386/linux-unwind.h: Likewise.
12833 * config/i386/linux64.h: Likewise.
12834 * config/i386/mm3dnow.h: Likewise.
12835 * config/i386/mmintrin-common.h: Likewise.
12836 * config/i386/mmintrin.h: Likewise.
12837 * config/i386/nmmintrin.h: Likewise.
12838 * config/i386/pmm_malloc.h: Likewise.
12839 * config/i386/pmmintrin.h: Likewise.
12840 * config/i386/smmintrin.h: Likewise.
12841 * config/i386/sol2-c1.asm: Likewise.
12842 * config/i386/sol2-ci.asm: Likewise.
12843 * config/i386/sol2-cn.asm: Likewise.
12844 * config/i386/sol2-gc1.asm: Likewise.
12845 * config/i386/tmmintrin.h: Likewise.
12846 * config/i386/unix.h: Likewise.
12847 * config/i386/w32-unwind.h: Likewise.
12848 * config/i386/wmmintrin.h: Likewise.
12849 * config/i386/x86-64.h: Likewise.
12850 * config/i386/x86intrin.h: Likewise.
12851 * config/i386/xmmintrin.h: Likewise.
12852 * config/ia64/crtbegin.asm: Likewise.
12853 * config/ia64/crtend.asm: Likewise.
12854 * config/ia64/crtfastmath.c: Likewise.
12855 * config/ia64/crti.asm: Likewise.
12856 * config/ia64/crtn.asm: Likewise.
12857 * config/ia64/fde-glibc.c: Likewise.
12858 * config/ia64/lib1funcs.asm: Likewise.
12859 * config/ia64/linux-unwind.h: Likewise.
12860 * config/ia64/quadlib.c: Likewise.
12861 * config/ia64/unwind-ia64.c: Likewise.
12862 * config/linux.h: Likewise.
12863 * config/m32c/m32c-lib1.S: Likewise.
12864 * config/m32c/m32c-lib2-trapv.c: Likewise.
12865 * config/m32c/m32c-lib2.c: Likewise.
12866 * config/m32r/initfini.c: Likewise.
12867 * config/m68hc11/larith.asm: Likewise.
12868 * config/m68hc11/m68hc11-crt0.S: Likewise.
12869 * config/m68k/cf.md: Likewise.
12870 * config/m68k/crti.s: Likewise.
12871 * config/m68k/crtn.s: Likewise.
12872 * config/m68k/lb1sf68.asm: Likewise.
12873 * config/m68k/linux-unwind.h: Likewise.
12874 * config/mcore/crti.asm: Likewise.
12875 * config/mcore/crtn.asm: Likewise.
12876 * config/mcore/lib1.asm: Likewise.
12877 * config/mips/linux-unwind.h: Likewise.
12878 * config/mips/loongson.h: Likewise.
12879 * config/mips/mips16.S: Likewise.
12880 * config/mmix/crti.asm: Likewise.
12881 * config/mmix/crtn.asm: Likewise.
12882 * config/pa/fptr.c: Likewise.
12883 * config/pa/hpux-unwind.h: Likewise.
12884 * config/pa/lib2funcs.asm: Likewise.
12885 * config/pa/linux-atomic.c: Likewise.
12886 * config/pa/linux-unwind.h: Likewise.
12887 * config/pa/milli64.S: Likewise.
12888 * config/pa/quadlib.c: Likewise.
12889 * config/pa/stublib.c: Likewise.
12890 * config/picochip/libgccExtras/adddi3.asm: Likewise.
12891 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
12892 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
12893 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
12894 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
12895 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
12896 * config/picochip/libgccExtras/divmod15.asm: Likewise.
12897 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
12898 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
12899 * config/picochip/libgccExtras/longjmp.asm: Likewise.
12900 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
12901 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
12902 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
12903 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
12904 * config/picochip/libgccExtras/setjmp.asm: Likewise.
12905 * config/picochip/libgccExtras/subdi3.asm: Likewise.
12906 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
12907 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
12908 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
12909 * config/rs6000/750cl.h: Likewise.
12910 * config/rs6000/altivec.h: Likewise.
12911 * config/rs6000/biarch64.h: Likewise.
12912 * config/rs6000/crtresfpr.asm: Likewise.
12913 * config/rs6000/crtresgpr.asm: Likewise.
12914 * config/rs6000/crtresxfpr.asm: Likewise.
12915 * config/rs6000/crtresxgpr.asm: Likewise.
12916 * config/rs6000/crtsavfpr.asm: Likewise.
12917 * config/rs6000/crtsavgpr.asm: Likewise.
12918 * config/rs6000/darwin-asm.h: Likewise.
12919 * config/rs6000/darwin-fallback.c: Likewise.
12920 * config/rs6000/darwin-fpsave.asm: Likewise.
12921 * config/rs6000/darwin-ldouble.c: Likewise.
12922 * config/rs6000/darwin-tramp.asm: Likewise.
12923 * config/rs6000/darwin-unwind.h: Likewise.
12924 * config/rs6000/darwin-vecsave.asm: Likewise.
12925 * config/rs6000/darwin-world.asm: Likewise.
12926 * config/rs6000/e500crtres32gpr.asm: Likewise.
12927 * config/rs6000/e500crtres64gpr.asm: Likewise.
12928 * config/rs6000/e500crtres64gprctr.asm: Likewise.
12929 * config/rs6000/e500crtrest32gpr.asm: Likewise.
12930 * config/rs6000/e500crtrest64gpr.asm: Likewise.
12931 * config/rs6000/e500crtresx32gpr.asm: Likewise.
12932 * config/rs6000/e500crtresx64gpr.asm: Likewise.
12933 * config/rs6000/e500crtsav32gpr.asm: Likewise.
12934 * config/rs6000/e500crtsav64gpr.asm: Likewise.
12935 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
12936 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
12937 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
12938 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
12939 * config/rs6000/eabi-ci.asm: Likewise.
12940 * config/rs6000/eabi-cn.asm: Likewise.
12941 * config/rs6000/eabi.asm: Likewise.
12942 * config/rs6000/linux-unwind.h: Likewise.
12943 * config/rs6000/linux64.h: Likewise.
12944 * config/rs6000/paired.h: Likewise.
12945 * config/rs6000/paired.md: Likewise.
12946 * config/rs6000/ppc64-fp.c: Likewise.
12947 * config/rs6000/ppu_intrinsics.h: Likewise.
12948 * config/rs6000/rs6000.h: Likewise.
12949 * config/rs6000/si2vmx.h: Likewise.
12950 * config/rs6000/sol-ci.asm: Likewise.
12951 * config/rs6000/sol-cn.asm: Likewise.
12952 * config/rs6000/spe.h: Likewise.
12953 * config/rs6000/spu2vmx.h: Likewise.
12954 * config/rs6000/sysv4.h: Likewise.
12955 * config/rs6000/tramp.asm: Likewise.
12956 * config/rs6000/vec_types.h: Likewise.
12957 * config/s390/linux-unwind.h: Likewise.
12958 * config/s390/tpf-unwind.h: Likewise.
12959 * config/score/crti.asm: Likewise.
12960 * config/score/crtn.asm: Likewise.
12961 * config/sh/crt1.asm: Likewise.
12962 * config/sh/crti.asm: Likewise.
12963 * config/sh/crtn.asm: Likewise.
12964 * config/sh/divtab-sh4-300.c: Likewise.
12965 * config/sh/divtab-sh4.c: Likewise.
12966 * config/sh/divtab.c: Likewise.
12967 * config/sh/lib1funcs-4-300.asm: Likewise.
12968 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
12969 * config/sh/lib1funcs.asm: Likewise.
12970 * config/sh/lib1funcs.h: Likewise.
12971 * config/sh/linux-atomic.asm: Likewise.
12972 * config/sh/linux-unwind.h: Likewise.
12973 * config/sh/shmedia.h: Likewise.
12974 * config/sh/sshmedia.h: Likewise.
12975 * config/sh/ushmedia.h: Likewise.
12976 * config/sparc/crtfastmath.c: Likewise.
12977 * config/sparc/linux-unwind.h: Likewise.
12978 * config/sparc/sol2-c1.asm: Likewise.
12979 * config/sparc/sol2-ci.asm: Likewise.
12980 * config/sparc/sol2-cn.asm: Likewise.
12981 * config/spu/divmodti4.c: Likewise.
12982 * config/spu/divv2df3.c: Likewise.
12983 * config/spu/float_disf.c: Likewise.
12984 * config/spu/float_unsdidf.c: Likewise.
12985 * config/spu/float_unsdisf.c: Likewise.
12986 * config/spu/float_unssidf.c: Likewise.
12987 * config/spu/mfc_multi_tag_release.c: Likewise.
12988 * config/spu/mfc_multi_tag_reserve.c: Likewise.
12989 * config/spu/mfc_tag_release.c: Likewise.
12990 * config/spu/mfc_tag_reserve.c: Likewise.
12991 * config/spu/mfc_tag_table.c: Likewise.
12992 * config/spu/multi3.c: Likewise.
12993 * config/spu/spu_internals.h: Likewise.
12994 * config/spu/spu_intrinsics.h: Likewise.
12995 * config/spu/spu_mfcio.h: Likewise.
12996 * config/spu/vec_types.h: Likewise.
12997 * config/spu/vmx2spu.h: Likewise.
12998 * config/stormy16/stormy16-lib2.c: Likewise.
12999 * config/svr4.h: Likewise.
13000 * config/sync.c: Likewise.
13001 * config/v850/lib1funcs.asm: Likewise.
13002 * config/vxlib-tls.c: Likewise.
13003 * config/vxlib.c: Likewise.
13004 * config/vxworks-dummy.h: Likewise.
13005 * config/xtensa/crti.asm: Likewise.
13006 * config/xtensa/crtn.asm: Likewise.
13007 * config/xtensa/ieee754-df.S: Likewise.
13008 * config/xtensa/ieee754-sf.S: Likewise.
13009 * config/xtensa/lib1funcs.asm: Likewise.
13010 * config/xtensa/lib2funcs.S: Likewise.
13011 * config/xtensa/linux-unwind.h: Likewise.
13012 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13013 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13014 * coretypes.h: Likewise.
13015 * crtstuff.c: Likewise.
13016 * defaults.h: Likewise.
13017 * dwarf2.h: Likewise.
13018 * emutls.c: Likewise.
13019 * gbl-ctors.h: Likewise.
13020 * gcov-io.h: Likewise.
13021 * ginclude/float.h: Likewise.
13022 * ginclude/iso646.h: Likewise.
13023 * ginclude/stdarg.h: Likewise.
13024 * ginclude/stdbool.h: Likewise.
13025 * ginclude/stddef.h: Likewise.
13026 * ginclude/stdfix.h: Likewise.
13027 * ginclude/stdint-gcc.h: Likewise.
13028 * ginclude/tgmath.h: Likewise.
13029 * gthr-aix.h: Likewise.
13030 * gthr-dce.h: Likewise.
13031 * gthr-gnat.c: Likewise.
13032 * gthr-gnat.h: Likewise.
13033 * gthr-lynx.h: Likewise.
13034 * gthr-mipssde.h: Likewise.
13035 * gthr-nks.h: Likewise.
13036 * gthr-posix.c: Likewise.
13037 * gthr-posix.h: Likewise.
13038 * gthr-posix95.h: Likewise.
13039 * gthr-rtems.h: Likewise.
13040 * gthr-single.h: Likewise.
13041 * gthr-solaris.h: Likewise.
13042 * gthr-tpf.h: Likewise.
13043 * gthr-vxworks.h: Likewise.
13044 * gthr-win32.h: Likewise.
13045 * gthr.h: Likewise.
13046 * libgcc2.c: Likewise.
13047 * libgcc2.h: Likewise.
13048 * libgcov.c: Likewise.
13049 * tsystem.h: Likewise.
13050 * typeclass.h: Likewise.
13051 * unwind-c.c: Likewise.
13052 * unwind-compat.h: Likewise.
13053 * unwind-dw2-fde-compat.c: Likewise.
13054 * unwind-dw2-fde-darwin.c: Likewise.
13055 * unwind-dw2-fde-glibc.c: Likewise.
13056 * unwind-dw2-fde.c: Likewise.
13057 * unwind-dw2-fde.h: Likewise.
13058 * unwind-dw2.c: Likewise.
13059 * unwind-dw2.h: Likewise.
13060 * unwind-generic.h: Likewise.
13061 * unwind-pe.h: Likewise.
13062 * unwind-sjlj.c: Likewise.
13063 * unwind.inc: Likewise.
13064 * config/arm/neon-gen.ml: Change generated copyright header to
13065 refer to version 3 of the GNU General Public License with
13066 version 3.1 of the GCC Runtime Library Exception and to point
13067 readers at the COPYING3 and COPYING3.RUNTIME files and the
13068 FSF's license web page.
13069 * config/arm/arm_neon.h: Regenerate.
13071 2009-04-09 Jakub Jelinek <jakub@redhat.com>
13073 * config/cris/cris.md: Change copyright header to refer to version
13074 3 of the GNU General Public License.
13075 * doc/install.texi2html: Change copyright header to refer to version
13076 3 of the GNU General Public License and to point readers at the
13077 COPYING3 file and the FSF's license web page.
13078 * config/vax/linux.h: Likewise.
13080 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13082 * config/i386/i386.md (cmpcc): New.
13083 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
13084 (sync_compare_and_swap_cc*): Delete.
13086 * config/s390/s390.c (s390_compare_emitted): Remove.
13087 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
13088 s390_compare_emitted used to be handled. Assert that modes match.
13089 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
13090 refer to sync_compare_and_swap_ccsi.
13091 * config/s390/s390.h (s390_compare_emitted): Remove.
13092 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
13093 instead of s390_compare_emitted.
13094 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
13095 instead of s390_compare_emitted.
13096 * config/s390/s390.md (cmpcc): New.
13097 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
13098 CC_REGNUM, do not pretend it's set.
13099 (sync_compare_and_swap_cc*): Delete.
13100 * config/s390/predicates.md (cc_reg_operand): New.
13102 * expr.c (sync_compare_and_swap_cc): Delete.
13103 * optabs.h (sync_compare_and_swap_cc): Delete.
13104 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
13105 is being used with can_compare_p.
13106 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
13107 (find_cc_set): New.
13108 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
13109 look for a MODE_CC set instead. Use emit_store_flag.
13110 (expand_compare_and_swap_loop): Likewise, with some additional
13111 complication to avoid a force_reg when useless. Use
13112 emit_cmp_and_jump_insns.
13113 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
13114 * doc/md.texi (sync_compare_and_swap_cc): Merge with
13115 sync_compare_and_swap documentation.
13117 2009-04-09 Jan Hubicka <jh@suse.cz>
13119 * except.c (find_prev_try): Break out from ....
13120 (duplicate_eh_regions): ... here; properly update prev_try pointers
13121 when duplication part of tree.
13122 (dump_eh_tree): Improve dumping.
13123 (verify_eh_region): New.
13124 (verify_eh_tree): Use it.
13126 2009-04-06 Richard Guenther <rguenther@suse.de>
13128 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
13129 &ARRAY addresses by adjusting their types and prepending
13131 * tree-cfg.c (verify_gimple_assign_single): Verify that
13132 addresses are correct.
13134 2009-04-09 Richard Guenther <rguenther@suse.de>
13136 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
13137 indices into an array reference if possible.
13138 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13139 Fold POINTER_PLUS_EXPR statements with invariant address.
13141 2009-04-09 Alan Modra <amodra@bigpond.net.au>
13144 * config.gcc (powerpc64-*-linux*): Always build biarch.
13146 2009-04-09 Joseph Myers <joseph@codesourcery.com>
13149 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
13150 it and pedwarn if this results in an INTEGER_CST.
13152 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13154 * doc/install.texi: Update minimum GMP version. Remove obsolete
13155 text in MPFR section.
13157 2009-04-08 Jakub Jelinek <jakub@redhat.com>
13159 * dwarf2out.c (class_scope_p): New static inline.
13160 (class_or_namespace_scope_p): Use it.
13161 (gen_variable_die): Use DW_TAG_member tag for static data member
13162 declarations instead of DW_TAG_variable.
13164 PR middle-end/39573
13165 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
13168 2009-04-08 Richard Guenther <rguenther@suse.de>
13170 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
13171 valueize random data.
13173 2009-04-08 David Edelsohn <edelsohn@gnu.org>
13175 * config.gcc (aix tm_file): Add aix-stdint.h.
13176 (aix tm clause use_gcc_stdint): Set to wrap.
13177 * config/rs6000/aix-stdint.h: New file.
13179 2009-04-08 Richard Guenther <rguenther@suse.de>
13181 PR middle-end/36291
13182 * tree-dfa.c (add_referenced_var): Do not recurse into
13183 global initializers.
13184 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
13186 (fold_const_aggregate_ref): Likewise.
13188 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13190 * recog.c (ordered_comparison_operator): New.
13191 * gensupport.c (std_preds): Add it.
13192 * doc/md.texi (Machine-Independent Predicates): Document it.
13194 2009-04-08 Jan Hubicka <jh@suse.cz>
13196 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
13197 * function.h (rtl_eh): Remove exception_handler_label_map.
13198 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
13199 remove_exception_handler_label, for_each_eh_label_1): Remove.
13200 (rtl_remove_unreachable_regions): Remove.
13201 (convert_from_eh_region_ranges): Do not remove unreachable regions.
13202 (find_exception_handler_labels): Don't build the hashtable.
13203 (maybe_remove_eh_handler): Remove.
13204 (for_each_eh_label): Rewrite to walk the tree.
13205 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
13206 * except.h (maybe_remove_eh_handler): Remove.
13207 * passes.c (init_optimization_passes): Schedule second EH cleanup
13209 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
13210 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
13212 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13214 * genoutput.c (validate_optab_operands): New.
13215 (gen_insn, gen_expand): Call it.
13217 * genflags.c (gen_insn): Detect misused iterators.
13218 (main): Pass line_no to gen_insn, exit with status 1 on error.
13220 * genextract.c (line_no): Make global.
13221 (VEC_safe_set_locstr): Change assertion to error message.
13222 (main): Exit with status 1 on error.
13224 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13228 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13229 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13230 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13231 * c-convert.c (convert): Do not call fold on results of conversion
13232 functions when the result is a C_MAYBE_CONST_EXPR.
13233 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13234 of __builtin_choose_expr.
13235 * c-typeck.c (remove_c_maybe_const_expr): New.
13236 (build_unary_op, build_conditional_expr, build_compound_expr,
13237 build_binary_op, c_objc_common_truthvalue_conversion): Call
13238 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13241 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13243 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13244 CODE to produce a new one. Add a prototype to use fold_convert_const
13246 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13249 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13250 mix declarations and code.
13252 2009-04-08 Ben Elliston <bje@au.ibm.com>
13254 * gcc.c: Replace `CC' with `GCC' throughout.
13256 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13258 * doc/invoke.texi: Document Atom support.
13260 2009-04-07 Jason Merrill <jason@redhat.com>
13263 * c-common.h, c-common.c: Add flag_pretty_templates.
13264 * c-opts.c (c_common_handle_option): Set it.
13265 * c.opt: Add -fno-pretty-templates.
13266 * doc/invoke.texi (C++ Dialect Options): Likewise.
13268 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13270 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13271 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13272 (ia64_expand_builtin): Likewise.
13274 2009-04-07 Martin Jambor <mjambor@suse.cz>
13276 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13277 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13278 ADDR_EXPRS are include too.
13280 2009-04-07 Richard Guenther <rguenther@suse.de>
13282 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13283 decls are only used if passes as parameters or if they are
13284 local statics and the call is not to a builtin.
13285 (call_may_clobber_ref_p_1): Likewise.
13287 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13289 * expr.c (do_store_flag): Remove last argument. Simplify code
13290 to avoid duplication of tests already done by can_compare_p.
13291 (expand_expr_real_1): Adjust caller.
13293 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13295 * optabs.c (can_compare_p): Test the predicate of a
13296 cbranch and cstore pattern.
13298 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13300 * expr.c (convert_move): Use emit_store_flag instead of
13303 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13305 * config/i386/i386.c (ix86_compare_emitted): Remove.
13306 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13307 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13308 * config/i386/i386.h (ix86_compare_emitted): Remove.
13309 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13310 instead of ix86_compare_emitted.
13311 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13313 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13315 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13316 Add t-sysroot-suffix to tmake_file.
13317 * config/print-sysroot-suffix.sh: New file.
13318 * config/t-sysroot-suffix: New file.
13320 2009-04-07 Ben Elliston <bje@au.ibm.com>
13322 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13323 as the latter produces a warning when the target does not support
13326 2009-04-07 Ben Elliston <bje@au.ibm.com>
13328 * dfp.c: Replace type punning assignments with memcpy throughout.
13329 * Makefile.in (dfp.o-warn): Remove.
13331 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13334 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13335 Include soft-fp/t-softfp after rs6000/t-linux64.
13337 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13339 * stor-layout.c (set_sizetype): Use the full precision of their
13340 machine mode for bitsize types.
13342 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13344 * config/i386/i386.md: Revert 2 accidental checkins.
13346 2009-04-06 Joey Ye <joey.ye@intel.com>
13347 Xuepeng Guo <xuepeng.guo@intel.com>
13348 H.J. Lu <hongjiu.lu@intel.com>
13350 Atom pipeline model, tuning and insn selection.
13351 * config.gcc (atom): Add atom config options and target.
13353 * config/i386/atom.md: New.
13355 * config/i386/i386.c (atom_cost): New cost.
13356 (m_ATOM): New macro flag.
13357 (initial_ix86_tune_features): Set m_ATOM.
13358 (x86_accumulate_outgoing_args): Likewise.
13359 (x86_arch_always_fancy_math_387): Likewise.
13360 (processor_target): Add Atom cost.
13361 (cpu_names): Add Atom cpu name.
13362 (override_options): Set Atom ISA.
13363 (ix86_issue_rate): New case PROCESSOR_ATOM.
13364 (ix86_adjust_cost): Likewise.
13366 * config/i386/i386.h (TARGET_ATOM): New target macro.
13367 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13368 (TARGET_OPT_AGU): New target option.
13369 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13370 (processor_type): Add PROCESSOR_ATOM.
13372 * config/i386/i386.md (cpu): Add new value "atom".
13373 (use_carry, movu): New attr.
13374 (atom.md): Include atom.md.
13375 (adddi3_carry_rex64): Set attr "use_carry".
13376 (addqi3_carry): Likewise.
13377 (addhi3_carry): Likewise.
13378 (addsi3_carry): Likewise.
13379 (*addsi3_carry_zext): Likewise.
13380 (subdi3_carry_rex64): Likewise.
13381 (subqi3_carry): Likewise.
13382 (subhi3_carry): Likewise.
13383 (subsi3_carry): Likewise.
13384 (x86_movdicc_0_m1_rex64): Likewise.
13385 (*x86_movdicc_0_m1_se): Likewise.
13386 (x86_movsicc_0_m1): Likewise.
13387 (*x86_movsicc_0_m1_se): Likewise.
13388 (*adddi_1_rex64): Emit add insn as much as possible.
13389 (*addsi_1): Likewise.
13390 (return_internal): Set atom_unit.
13391 (return_internal_long): Likewise.
13392 (return_pop_internal): Likewise.
13393 (*rcpsf2_sse): Set atom_sse_attr attr.
13394 (*qrt<mode>2_sse): Likewise.
13395 (*prefetch_sse): Likewise.
13397 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13399 (ix86_target_macros_internal): Likewise.
13401 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13402 (*prefetch_sse_rex): Likewise.
13403 (sse_rcpv4sf2): Likewise.
13404 (sse_vmrcpv4sf2): Likewise.
13405 (sse_sqrtv4sf2): Likewise.
13406 (<sse>_vmsqrt<mode>2): Likewise.
13407 (sse_ldmxcsr): Likewise.
13408 (sse_stmxcsr): Likewise.
13409 (*sse_sfence): Likewise.
13410 (sse2_clflush): Likewise.
13411 (*sse2_mfence): Likewise.
13412 (*sse2_lfence): Likewise.
13413 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13414 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13415 (avx_movdqu<avxmodesuffix>): Likewise.
13416 (avx_lddqu<avxmodesuffix>): Likewise.
13417 (sse2_movntv2di): Change attr "type" to "ssemov".
13418 (sse2_movntsi): Likewise.
13419 (rsqrtv8sf2): Change attr "type" to "sseadd".
13420 (sse3_addsubv2df3): Set attr "atom_unit".
13421 (sse3_h<plusminus_insn>v4sf3): Likewise.
13422 (*sse2_pmaddwd): Likewise.
13423 (*vec_extractv2di_1_rex64): Likewise.
13424 (*vec_extractv2di_1_avx): Likewise.
13425 (sse2_psadbw): Likewise.
13426 (ssse3_phaddwv8hi3): Likewise.
13427 (ssse3_phaddwv4hi3): Likewise.
13428 (ssse3_phadddv4si3): Likewise.
13429 (ssse3_phadddv2si3): Likewise.
13430 (ssse3_phaddswv8hi3): Likewise.
13431 (ssse3_phaddswv4hi3): Likewise.
13432 (ssse3_phsubwv8hi3): Likewise.
13433 (ssse3_phsubwv4hi3): Likewise.
13434 (ssse3_phsubdv4si3): Likewise.
13435 (ssse3_phsubdv2si3): Likewise.
13436 (ssse3_phsubswv8hi3): Likewise.
13437 (ssse3_phsubswv4hi3): Likewise.
13438 (ssse3_pmaddubsw128): Likewise.
13439 (sse3_pmaddubsw: Likewise.
13440 (ssse3_palignrti): Likewise.
13441 (ssse3_palignrdi): Likewise.
13443 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13445 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13447 2009-04-06 Richard Guenther <rguenther@suse.de>
13449 PR tree-optimization/28868
13450 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13451 of which PHI results we inserted.
13452 (insert_into_preds_of_block): Record inserted PHIs.
13453 (eliminate): Eliminate redundant PHI nodes.
13454 (init_pre): Init inserted_phi_names.
13456 2009-04-06 Richard Guenther <rguenther@suse.de>
13458 PR tree-optimization/39643
13459 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13460 IMAGPART_EXPRs of complex constants.
13461 (execute_fold_all_builtins): If we folded a call queue
13462 TODO_update_address_taken.
13464 2009-04-06 Jan Hubicka <jh@suse.cz>
13466 PR middle-end/39659
13467 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13470 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13472 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13474 (ic_invalidate_array): Likewise.
13476 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13478 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13479 alignment for library calls.
13481 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13483 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13484 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13485 * config/i386/mingw-stdint.h: New file.
13487 2009-04-05 Richard Guenther <rguenther@suse.de>
13489 PR tree-optimization/39648
13490 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13491 our &A vs. &A[0] IL deficiencies.
13493 2009-04-04 Jan Hubicka <jh@suse.cz>
13495 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13496 removed toplevel regions.
13497 (sjlj_mark_call_sites): Likewise.
13499 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13501 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13502 (cygwin tm clause use_gcc_stdint): Set to wrap.
13503 * config/i386/cygwin-stdint.h: New file.
13505 2009-04-04 Richard Guenther <rguenther@suse.de>
13507 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13508 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13509 single-argument PHIs if we are in loop-closed SSA form.
13510 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13511 for the pre-condition.
13512 (slpeel_tree_peel_loop_to_edge): Likewise.
13513 (vect_build_loop_niters): Take an optional sequence to append stmts.
13514 (vect_generate_tmps_on_preheader): Likewise.
13515 (vect_do_peeling_for_loop_bound): Take extra guards for the
13517 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13518 the cost model check.
13519 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13520 guards if we are going to peel. Do not apply versioning in that case.
13521 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13522 (vect_do_peeling_for_loop_bound): Likewise.
13523 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13524 loop bound only record extra pre-conditions, do not apply loop
13527 2009-04-04 Richard Guenther <rguenther@suse.de>
13529 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13532 2009-04-04 Jan Hubicka <jh@suse.cz>
13534 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13535 last_basic_block for size of bb->index indexed array.
13536 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13537 compute_out, link_btr_uses, build_btr_def_use_webs,
13538 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13540 2009-04-04 Jan Hubicka <jh@suse.cz>
13542 * except.c (remove_eh_handler_and_replace): Break out from ...
13543 (remove_eh_handler): ... here.
13544 (bring_to_root): New function.
13545 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13546 handled ones, bring others to root of tree.
13548 2009-04-04 Jan Hubicka <jh@suse.cz>
13550 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13551 (all_phis_safe_to_merge): New function.
13552 (update_info): New structure.
13553 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13554 (cleanup_empty_eh): Update SSA if possible.
13556 2009-04-04 Richard Guenther <rguenther@suse.de>
13558 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13559 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13560 (append_vuse): Likewise.
13562 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13564 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13565 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13566 instead of REG_UNSAVED for DW_CFA_undefined.
13567 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13568 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13571 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13574 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13575 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13576 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13578 2009-04-04 Richard Guenther <rguenther@suse.de>
13580 PR tree-optimization/8781
13581 PR tree-optimization/37892
13582 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13583 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13584 (valueize_refs): Call it for *& valueizations.
13585 (shared_reference_ops_from_ref): Rename to ...
13586 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13587 (shared_reference_ops_from_call): Rename to ...
13588 (valueize_shared_reference_ops_from_call): ... this and valueize.
13589 (vn_reference_lookup): Update.
13590 (visit_reference_op_call): Likewise.
13591 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13592 (eliminate): Value-replace the call address in call statements.
13594 2009-04-04 Richard Guenther <rguenther@suse.de>
13596 PR tree-optimization/39636
13597 * tree-ssa-forwprop.c
13598 (forward_propagate_addr_into_variable_array_index): Check for
13599 GIMPLE_ASSIGN before accessing the rhs code.
13601 2009-04-03 Jason Merrill <jason@redhat.com>
13603 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13605 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13607 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13608 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13609 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13610 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13611 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13612 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13613 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13614 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13615 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13616 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13617 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13618 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13619 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13620 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13621 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13622 Use fr_reg_or_fp01_operand instead of fr_register_operand
13624 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13625 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13626 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13628 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13630 PR rtl-optimization/39607
13631 PR rtl-optimization/39631
13635 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13636 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13637 instead of DF_LR_OUT.
13638 * ira-lives.c (process_bb_node_lives): Ditto.
13639 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13640 instead of DF_LR_{OUT,IN}.
13641 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13642 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13644 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13646 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13647 (execute_lower_omp): Always run but take the short way out if -fopenmp
13649 (gate_lower_omp): Remove, forcing the pass manager to always run the
13650 pass and always set PROP_gimple_lomp.
13651 (pass_lower_omp): Remove gate function.
13652 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13653 PROP_trees. Instead, require it.
13654 * ipa-cp.c (pass_ipa_cp): Likewise.
13655 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13656 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13657 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13658 and PROP_gimple_leh.
13660 2009-04-03 Richard Guenther <rguenther@suse.de>
13662 PR middle-end/13146
13663 PR tree-optimization/23940
13664 PR tree-optimization/33237
13665 PR middle-end/33974
13666 PR middle-end/34093
13667 PR tree-optimization/36201
13668 PR tree-optimization/36230
13669 PR tree-optimization/38049
13670 PR tree-optimization/38207
13671 PR tree-optimization/38230
13672 PR tree-optimization/38301
13673 PR tree-optimization/38585
13674 PR middle-end/38895
13675 PR tree-optimization/38985
13676 PR tree-optimization/39299
13677 * tree-ssa-structalias.h: Remove.
13678 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13679 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13680 (struct vuse_element_d): Remove.
13681 (struct vuse_vec_d): Likewise.
13682 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13683 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13684 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13685 VUSE_ELEMENT_VAR): Likewise.
13686 (struct voptype_d): Likewise.
13687 (NUM_VOP_FREE_BUCKETS): Likewise.
13688 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13689 (struct stmt_operands_d): Remove.
13690 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13691 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13692 VDEF_NUM, VDEF_VECT): Likewise.
13693 (copy_virtual_operands): Remove.
13694 (operand_build_cmp): Likewise.
13695 (create_ssa_artificial_load_stmt): Likewise.
13696 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13697 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13698 vuse_index and mayuse_index members. Pack and move done and iter_type
13699 members to the front.
13700 (SSA_OP_VMAYUSE): Remove.
13701 (SSA_OP_VIRTUAL_USES): Adjust.
13702 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13703 (unlink_stmt_vdef): Declare.
13704 (add_to_addressable_set): Remove.
13705 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13706 (vrp_visit_stmt): Likewise.
13707 * doc/tree-ssa.texi (Alias analysis): Update.
13708 * doc/invoke.texi (max-aliased-vops): Remove docs.
13709 (avg-aliased-vops): Likewise.
13710 * tree-into-ssa.c (syms_to_rename): Remove.
13711 (need_to_update_vops_p): Likewise.
13712 (need_to_initialize_update_ssa_p): Rename to ...
13713 (update_ssa_initialized_fn): ... this. Track function we are
13715 (symbol_marked_for_renaming): Simplify.
13716 (add_new_name_mapping): Do not set need_to_update_vops_p.
13717 (dump_currdefs): Use SYMS_TO_RENAME.
13718 (rewrite_update_stmt): Always walk all uses/defs.
13719 (dump_update_ssa): Adjust.
13720 (init_update_ssa): Take function argument. Track what we are
13722 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13723 (create_new_def_for): Initialize for cfun, assert we are initialized
13725 (mark_sym_for_renaming): Simplify.
13726 (mark_set_for_renaming): Do not initialize update-ssa.
13727 (need_ssa_update_p): Simplify. Take function argument.
13728 (name_mappings_registered_p): Assert we ask for the correct function.
13729 (name_registered_for_update_p): Likewise.
13730 (ssa_names_to_replace): Likewise.
13731 (release_ssa_name_after_update_ssa): Likewise.
13732 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13733 (dump_decl_set): Do not print a newline.
13734 (debug_decl_set): Do it here.
13735 (dump_update_ssa): And here.
13736 * tree-ssa-loop-im.c (move_computations): Adjust.
13737 (movement_possibility): Likewise.
13738 (determine_max_movement): Likewise.
13739 (gather_mem_refs_stmt): Likewise.
13740 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13741 or NAME_MEMORY_TAG.
13742 * tree-complex.c (update_all_vops): Remove.
13743 (expand_complex_move): Adjust.
13744 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13745 Simplify test for memory referencing statement. Exclude
13746 non-invariant ADDR_EXPRs.
13747 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13748 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13749 (rdg_flag_uses): Likewise.
13750 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13752 (tree_optimize_tail_calls_1): Also split the
13753 edge from the entry block if we have degenerate PHI nodes in
13754 the first basic block.
13755 * tree.c (init_ttree): Remove memory-tag related code.
13756 (tree_code_size): Likewise.
13757 (tree_node_structure): Likewise.
13758 (build7_stat): Re-write to be build6_stat.
13759 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13760 (SSA_VAR_P): Adjust.
13761 (struct tree_memory_tag): Remove.
13762 (struct tree_memory_partition_tag): Likewise.
13763 (union tree_node): Adjust.
13764 (build7): Re-write to be build6.
13765 * tree-pass.h (pass_reset_cc_flags): Remove.
13766 (TODO_update_address_taken): New flag.
13767 (pass_simple_dse): Remove.
13768 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13769 * params.h (MAX_ALIASED_VOPS): Remove.
13770 (AVG_ALIASED_VOPS): Likewise.
13771 * omp-low.c (expand_omp_taskreg): Update SSA form.
13772 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13773 aliases the lhs in a copy stmt.
13774 * tree-ssa-dse.c (struct address_walk_data): Remove.
13775 (memory_ssa_name_same): Likewise.
13776 (memory_address_same): Likewise.
13777 (get_kill_of_stmt_lhs): Likewise.
13778 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13779 unused stores. Look through PHI nodes into post-dominated regions.
13780 (dse_optimize_stmt): Simplify. Properly remove stores.
13781 (tree_ssa_dse): Compute dominators.
13782 (execute_simple_dse): Remove.
13783 (pass_simple_dse): Likewise.
13784 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13785 gimple_loaded_syms and gimple_stored_syms computation.
13786 * toplev.c (dump_memory_report): Dump alias and pta stats.
13787 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13788 (vn_reference_eq): Likewise.
13789 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13790 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13791 valueize_vuses): Remove.
13792 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13793 (get_def_ref_stmt_vuse): ... this.
13794 (vn_reference_lookup_2): New function.
13795 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13796 walking equivalent vuses. Simplify.
13797 (vn_reference_lookup): Likewise.
13798 (vn_reference_insert): Likewise.
13799 (vn_reference_insert_pieces): Likewise.
13800 (visit_reference_op_call): Simplify.
13801 (visit_reference_op_load): Likewise.
13802 (visit_reference_op_store): Likewise.
13803 (init_scc_vn): Remove shared_lookup_vuses initialization.
13804 (free_scc_vn): Remove shared_lookup_vuses freeing.
13805 (sort_vuses, sort_vuses_heap): Remove.
13806 (get_ref_from_reference_ops): Export.
13807 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13808 vector with single vuse pointer.
13809 (vn_reference_lookup_pieces, vn_reference_lookup,
13810 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13811 (shared_vuses_from_stmt): Remove.
13812 (get_ref_from_reference_ops): Declare.
13813 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13814 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13815 memory-tag related code.
13816 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13817 (likely_value): Add comment, skip static-chain of call statements.
13818 (surely_varying_stmt_p): Adjust.
13819 (gimplify_and_update_call_from_tree): Likewise.
13820 (execute_fold_all_builtins): Do not rebuild alias info.
13821 (gimplify_and_update_call_from_tree): Properly update VOPs.
13822 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13823 (copy_ref_info): Remove memory-tag related code.
13824 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13825 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13826 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13828 * tree-ssa-dom.c (gimple_p): Remove typedef.
13829 (eliminate_redundant_computations): Adjust.
13830 (record_equivalences_from_stmt): Likewise.
13831 (avail_expr_hash): Likewise.
13832 (avail_expr_eq): Likewise.
13833 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13834 (stmt_makes_single_load): Likewise.
13835 (stmt_makes_single_store): Likewise.
13836 * tree-ssa-alias.c: Rewrite completely.
13837 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13838 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13839 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13840 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13841 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13842 Remove public functions.
13843 (pass_reset_cc_flags): Remove.
13844 (pass_build_alias): Move ...
13845 * tree-ssa-structalias.c (pass_build_alias): ... here.
13846 * tree-ssa-alias.c (may_be_aliased): Move ...
13847 * tree-flow-inline.h (may_be_aliased): ... here.
13848 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13849 count_uses_and_derefs): Move ...
13850 * gimple.c: ... here.
13851 * gimple.h (count_uses_and_derefs): Declare.
13852 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13853 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13854 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13855 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13856 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13857 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13858 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13860 * tree-dfa.c (refs_may_alias_p): Move ...
13861 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13862 * tree-ssa-alias.h: New file.
13863 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13864 (statement_sink_location): Likewise.
13865 * opts.c (decode_options): Do not adjust max-aliased-vops or
13866 avg-aliased-vops values.
13867 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13868 (TV_CALL_CLOBBER): Likewise.
13869 (TV_FLOW_SENSITIVE): Likewise.
13870 (TV_FLOW_INSENSITIVE): Likewise.
13871 (TV_MEMORY_PARTITIONING): Likewise.
13872 (TV_ALIAS_STMT_WALK): New timevar.
13873 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13874 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13875 (get_address_description): Remove memory-tag related code.
13876 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13877 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13878 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
13879 and immediate uses in statements. Document.
13880 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
13881 (dump_symbols): Remove.
13882 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
13883 * alias.c (get_deref_alias_set): New function split out from ...
13884 (get_alias_set): ... here.
13885 * alias.h (get_deref_alias_set): Declare.
13886 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
13887 type parameter. Remove restrict pointer handling. Create a
13888 ref-all pointer in case type-based alias sets do not conflict.
13889 (vect_analyze_data_refs): Remove SMT related code.
13890 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
13891 (vectorizable_load): Likewise.
13892 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
13893 (DR_SYMBOL_TAG, DR_VOPS): Remove.
13894 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
13895 Ignore vops and SMTs.
13896 (dr_analyze_alias): Likewise..
13897 (free_data_ref): Likewise.
13898 (create_data_ref): Likewise.
13899 (analyze_all_data_dependences): Likewise.
13900 (get_references_in_stmt): Adjust.
13901 * tree-flow-inline.h (gimple_aliases_computed_p,
13902 gimple_addressable_vars, gimple_call_clobbered_vars,
13903 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
13904 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
13905 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
13906 gimple_mem_ref_stats): Remove.
13907 (gimple_vop): New function.
13908 (op_iter_next_use): Remove vuses and mayuses cases.
13909 (op_iter_next_def): Remove vdefs case.
13910 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
13911 (clear_and_done_ssa_iter): Do not set removed fields.
13912 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
13913 Assert we are not iterating over vuses or vdefs if not also
13914 iterating over uses or defs.
13915 (op_iter_init_use): Likewise.
13916 (op_iter_init_def): Likewise.
13917 (op_iter_next_vdef): Remove.
13918 (op_iter_next_mustdef): Likewise.
13919 (op_iter_init_vdef): Likewise.
13920 (compare_ssa_operands_equal): Likewise.
13921 (link_use_stmts_after): Handle vuse operand.
13922 (is_call_used): Use is_call_clobbered.
13923 (is_call_clobbered): Global variables are always call clobbered,
13924 query the call-clobbers bitmap.
13925 (mark_call_clobbered): Ignore global variables.
13926 (clear_call_clobbered): Likewise.
13927 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
13928 virtual operands sanity check.
13929 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
13931 (TARGET_MEM_REF): Remove TMR_TAG operand.
13932 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
13933 Remove call-clobber related code.
13934 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
13935 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
13936 partitions or escape reason.
13937 (get_single_def_stmt, get_single_def_stmt_from_phi,
13938 get_single_def_stmt_with_phi): Remove.
13939 (dump_referenced_vars): Tidy.
13940 (get_ref_base_and_extent): Allow bare decls.
13941 (collect_dfa_stats): Adjust.
13942 * graphite.c (rename_variables_in_stmt): Adjust.
13943 (graphite_copy_stmts_from_block): Likewise.
13944 (translate_clast): Likewise.
13945 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
13947 (translate_vuse_through_block): Use the oracle.
13948 (phi_translate_1): Adjust.
13949 (value_dies_in_block_x): Use the oracle. Cache the outcome
13951 (valid_in_sets): Check if the VUSE for
13952 a REFERENCE is available.
13953 (eliminate): Do not remove stmts during elimination,
13954 instead queue and remove them afterwards.
13955 (do_pre): Do not rebuild alias info.
13956 (pass_pre): Run TODO_rebuild_alias before PRE.
13957 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
13958 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
13959 (mark_all_v_defs_stmt): Remove.
13960 (mark_all_v_defs_seq): Adjust.
13961 (sra_replace): Likewise.
13962 (scalarize_use): Likewise.
13963 (scalarize_copy): Likewise.
13964 (scalarize_init): Likewise.
13965 (scalarize_ldst): Likewise.
13966 (todoflags): Remove.
13967 (tree_sra): Do not rebuild alias info.
13968 (tree_sra_early): Adjust.
13969 (pass_sra): Run TODO_update_address_taken before SRA.
13970 * tree-predcom.c (set_alias_info): Remove.
13971 (prepare_initializers_chain): Do not call it.
13972 (mark_virtual_ops_for_renaming): Adjust.
13973 (mark_virtual_ops_for_renaming_list): Remove.
13974 (initialize_root_vars): Adjust.
13975 (initialize_root_vars_lm): Likewise.
13976 (prepare_initializers_chain): Likewise.
13977 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
13978 (may_propagate_copy_into_stmt): Likewise.
13979 (merge_alias_info): Do nothing for now.
13980 (propagate_tree_value_into_stmt): Adjust.
13981 (stmt_may_generate_copy): Likewise.
13982 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
13983 not mark symbols for renaming.
13984 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
13985 with the same statement, make sure to update the new pointed-to one.
13986 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
13987 call statements, do not mark symbols for renaming.
13988 (mark_operand_necessary): Dump something.
13989 (ref_may_be_aliased): New function.
13990 (mark_aliased_reaching_defs_necessary_1): New helper function.
13991 (mark_aliased_reaching_defs_necessary): Likewise.
13992 (mark_all_reaching_defs_necessary_1): Likewise.
13993 (mark_all_reaching_defs_necessary): Likewise.
13994 (propagate_necessity): Do not process virtual PHIs. For
13995 non-aliased loads mark all reaching definitions as necessary.
13996 For aliased loads and stores mark the immediate dominating
13997 aliased clobbers as necessary.
13998 (visited): New global static.
13999 (perform_tree_ssa_dce): Free visited bitmap after propagating
14001 (remove_dead_phis): Perform simple dead virtual PHI removal.
14002 (remove_dead_stmt): Properly unlink virtual operands when
14004 (eliminate_unnecessary_stmts): Schedule PHI removal after
14006 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14007 (process_replaceable): Likewise.
14008 (find_replaceable_in_bb): Likewise.
14009 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14010 based on the single gimple vop.
14011 (verify_flow_insensitive_alias_info): Remove.
14012 (verify_flow_sensitive_alias_info): Likewise.
14013 (verify_call_clobbering): Likewise.
14014 (verify_memory_partitions): Likewise.
14015 (verify_alias_info): Likewise.
14016 (verify_ssa): Adjust..
14017 (execute_update_addresses_taken): Export. Update SSA
14018 manually. Optimize only when optimizing. Use a local bitmap.
14019 (pass_update_address_taken): Remove TODO_update_ssa, add
14021 (pass_update_address_taken): Just use TODO_update_address_taken.
14022 (init_tree_ssa): Do not initialize addressable_vars.
14023 (verify_ssa): Verify new VUSE / VDEF properties.
14024 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14025 Do not call verify_alias_info.
14026 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14027 Do not free the loaded and stored syms bitmaps. Reset the escaped
14028 and callused solutions. Do not free addressable_vars.
14029 Remove memory-tag related code.
14030 (warn_uninitialized_var): Aliases are always available.
14031 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14032 * lambda-code.c (can_put_in_inner_loop): Adjust.
14033 (can_put_after_inner_loop): Likewise.
14034 (perfect_nestify): Likewise.
14035 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14036 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14037 (vectorizable_conversion): Do not mark symbols for renaming.
14038 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14039 (expand_call_inline): Unlink the calls virtual operands before
14041 (tree_function_versioning): Do not call update_ssa if we are not
14042 updating clones. Simplify.
14043 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14044 (propagate_with_phi): Likewise..
14045 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14046 clobber code. Assert we are not aliased or global.
14047 * tree-flow.h: Include tree-ssa-alias.h
14048 (enum escape_type): Remove.
14049 (struct mem_sym_stats_d): Likewise.
14050 (struct mem_ref_stats_d): Likewise.
14051 (struct gimple_df): Add vop member. Remove global_var,
14052 call_clobbered_vars, call_used_vars, addressable_vars,
14053 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14054 escaped and callused members.
14055 (struct ptr_info_def): Remove all members, add points-to solution
14057 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
14058 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
14059 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
14060 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
14061 (tree-ssa-alias.o): Likewise.
14062 (toplev.o): Add tree-ssa-alias.h
14063 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
14064 * gimple.c (gimple_set_bb): Fix off-by-one error.
14065 (is_gimple_reg): Do not handle memory tags.
14066 (gimple_copy): Also copy virtual operands.
14067 Delay updating the statement. Do not reset loaded and stored syms.
14068 (gimple_set_stored_syms): Remove.
14069 (gimple_set_loaded_syms): Likewise.
14070 (gimple_call_copy_skip_args): Copy the virtual operands
14071 and mark the new statement modified.
14072 * tree-ssa-structalias.c (may_alias_p): Remove.
14073 (set_uids_in_ptset): Take the alias set to prune with as
14074 parameter. Fold in the alias test of may_alias_p.
14075 (compute_points_to_sets): Compute whether a ptr is dereferenced
14076 in a local sbitmap.
14077 (process_constraint): Deal with &ANYTHING on the lhs, reject all
14078 other ADDRESSOF constraints on the lhs.
14079 (get_constraint_for_component_ref): Assert that we don't get
14080 ADDRESSOF constraints from the base of the reference.
14081 Properly generate UNKNOWN_OFFSET for DEREF if needed.
14082 (struct variable_info): Remove collapsed_to member.
14083 (get_varinfo_fc): Remove.
14084 (new_var_info): Do not set collapsed_to.
14085 (dump_constraint): Do not follow cycles.
14086 (dump_constraint_graph): Likewise.
14087 (build_pred_graph): Likewise.
14088 (build_succ_graph): Likewise.
14089 (rewrite_constraints): Likewise.
14090 (do_simple_structure_copy): Remove.
14091 (do_rhs_deref_structure_copy): Remove.
14092 (do_lhs_deref_structure_copy): Remove.
14093 (collapse_rest_of_var): Remove.
14094 (do_structure_copy): Re-implement.
14095 (pta_stats): New global variable.
14096 (dump_pta_stats): New function.
14097 (struct constraint_expr): Make offset signed.
14098 (UNKNOWN_OFFSET): Define special value.
14099 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
14100 (solution_set_expand): New helper function split out from ...
14101 (do_sd_constraint): ... here.
14102 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
14103 (do_ds_constraint): Likewise.
14104 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
14105 and CALLUSED = *CALLUSED.
14106 (set_union_with_increment): Make inc argument signed.
14107 (type_safe): Remove.
14108 (get_constraint_for_ptr_offset): Handle unknown and negative
14110 (first_vi_for_offset): Handle offsets before start. Bail
14111 out early for offsets beyond the variable extent.
14112 (first_or_preceding_vi_for_offset): New function.
14113 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
14114 Together with ESCAPED = *ESCAPED this properly computes reachability.
14115 (find_what_var_points_to): New function.
14116 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
14117 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
14118 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
14119 pt_solutions_intersect): New functions.
14120 (compute_call_used_vars): Remove.
14121 (compute_may_aliases): New main entry into PTA computation.
14122 * gimple.h (gimple_p): New typedef.
14123 (struct gimple_statement_base): Remove references_memory_p.
14124 (struct gimple_statement_with_memory_ops_base): Remove
14125 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
14127 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
14128 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
14129 gimple_set_references_memory): Remove.
14130 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
14131 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
14133 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
14134 (verify_expr): Allow RESULT_DECL.
14135 (gimple_duplicate_bb): Do not copy virtual operands.
14136 (gimple_duplicate_sese_region): Adjust.
14137 (gimple_duplicate_sese_tail): Likewise.
14138 (mark_virtual_ops_in_region): Remove.
14139 (move_sese_region_to_fn): Do not call it.
14140 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
14141 and pass_simple_dse.
14142 (execute_function_todo): Handle TODO_update_address_taken,
14143 call execute_update_addresses_taken for TODO_rebuild_alias.
14144 (execute_todo): Adjust.
14145 (execute_one_pass): Init dump files early.
14146 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
14148 (create_general_new_stmt): Clear vops.
14149 * tree-ssa-reassoc.c (get_rank): Adjust.
14150 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
14151 symbols for renaming.
14152 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
14153 (PARAM_AVG_ALIASED_VOPS): Likewise.
14154 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
14155 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
14156 * tree-ssa-operands.c: Simplify for new virtual operand representation.
14157 (operand_build_cmp, copy_virtual_operands,
14158 create_ssa_artificial_load_stmt, add_to_addressable_set,
14159 gimple_add_to_addresses_taken): Remove public functions.
14160 (unlink_stmt_vdef): New function.
14162 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14164 * config.gcc (powerpc-*-linux*): Merge variants.
14166 2009-04-02 Chao-ying Fu <fu@mips.com>
14167 James Grosbach <james.grosbach@microchip.com>
14169 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
14170 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
14172 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
14173 keep_interrupts_masked_p, use_debug_exception_return_p.
14174 (mips_attribute_table): Add interrupt, use_shadow_register_set,
14175 keep_interrupts_masked, use_debug_exception_return.
14176 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
14177 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
14179 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
14180 (mips_print_operand): Process COP0 registers to print $0 .. $31
14181 correctly for GAS to process.
14182 (mips_interrupt_extra_call_saved_reg_p): New function.
14183 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
14185 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
14186 (mips_compute_frame_info): Add supports for interrupt context that
14187 includes doubleword accumulators and COP0 registers.
14188 (mips_for_each_saved_acc): New function.
14189 (mips_for_each_saved_gpr_and_fpr): Change the function name from
14190 mips_for_each_saved_reg.
14191 (mips_save_reg): Save accumulators.
14192 (mips_kernel_reg_p): A new for_each_rtx callback.
14193 (mips_expand_prologue): Support interrupt handlers.
14194 (mips_restore_reg): Restore accumulators.
14195 (mips_expand_epilogue): Support interrupt handlers.
14196 (mips_can_use_return_insn): Return false for interrupt handlers.
14197 (mips_epilogue_uses): New function.
14198 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
14199 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
14200 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
14201 cop0_move): New instructions.
14202 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
14203 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
14205 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
14207 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
14208 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
14209 interrupt handlers, we use K0 as the temporary register.
14210 (EPILOGUE_USES): Change to a function call.
14211 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
14212 handlers, we use K0 as the temporary register.
14214 * doc/extend.texi (Function Attributes): Document interrupt,
14215 use_shadow_register_set, keep_interrupts_masked,
14216 use_debug_exception_return for MIPS attributes.
14218 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14220 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
14221 Remove a number of t-files from tmake_file.
14222 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
14223 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14224 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14225 target_prototype, not TARGET_PROTOTYPE.
14226 (LINK_OS_GNU_SPEC): Define.
14227 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14228 and darwin-ldoubdle.c.
14230 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14233 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14234 (cpp_options): Ditto.
14235 (default_compilers): Ditto.
14236 (display_help): Ditto.
14237 (process_command): Ditto.
14238 (do_spec_1): Ditto.
14239 (set_input): Use lbasename instead of duplicate code.
14240 (save_temps_prefix): New static for -save-temps=obj.
14241 (save_temps_length): Ditto.
14243 * doc/invoke.texi (-save-temps=obj): Document new variant to
14244 -save-temps switch.
14246 2009-04-02 Jeff Law <law@redhat.com>
14248 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14251 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14253 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14254 * configure: Regenerated.
14256 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14258 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14259 share the argument list.
14261 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14265 2009-02-12 Diego Novillo <dnovillo@google.com>
14267 * varpool.c (debug_varpool): New.
14268 * cgraph.h (debug_varpool): Declare.
14270 2009-04-02 Jan Hubicka <jh@suse.cz>
14272 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14275 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14277 * config/i386/i386.c (ix86_abi): Move initialization to ...
14278 (override_options): Here.
14280 2009-04-02 Christian Bruel <christian.bruel@st.com>
14282 * config/sh/sh.c (sh_dwarf_register_span): New function.
14283 (TARGET_DWARF_REGISTER_SPAN): Define.
14284 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14286 2009-04-02 Ira Rosen <irar@il.ibm.com>
14288 PR tree-optimization/39595
14289 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14290 interleaved loads group is not greater than the SLP group size.
14292 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14294 * builtins.c (is_builtin_name): New.
14295 (called_as_built_in): Use is_builtin_name.
14296 * tree.h (is_builtin_name): New.
14297 * varasm.c (incorporeal_function_p): Use is_builtin_name
14299 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14301 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14303 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14306 * c-decl.c (clone_underlying_type): Move this ...
14307 * c-common.c (set_underlying_type): ... here.
14308 Also, make sure the function properly sets TYPE_STUB_DECL() on
14309 the newly created typedef variant type.
14310 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14311 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14314 2009-04-02 Richard Guenther <rguenther@suse.de>
14316 PR tree-optimization/37221
14317 * tree-flow.h (degenerate_phi_result): Declare.
14318 * tree-ssa-dom.c (degenerate_phi_result): Export.
14319 * tree-scalar-evolution.c (analyze_initial_condition): If
14320 the initial condition is defined by a degenerate PHI node
14321 use the degenerate value.
14323 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14325 PR rtl-optimization/39588
14326 * combine.c (merge_outer_ops): Do not set the constant when this
14328 (simplify_shift_const_1): Do not modify it either in this case.
14330 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14332 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14333 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14335 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14338 * c-lex.c (interpret_float): Default (no suffix) is double.
14340 2009-04-1 Xinliang David Li <davidxl@google.com>
14342 * config/i386/i386.c (legitimate_constant_p): Recognize
14343 all one vector constant.
14345 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14347 * config/vax/vax.c: Add #includes to silence warnings.
14348 Change #include order to silence two warnings.
14350 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14352 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14353 (ASM_SPEC): Pass -k to the assembler for PIC code.
14355 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14357 * config.gcc: Add vax-*-linux* to the switch.
14358 * config/vax/linux.h: New file. (TARGET_VERSION,
14359 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14361 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14363 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14364 Use predicate macros instead of GET_CODE() == foo.
14365 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14366 ashlsi3, rotrsi3, <unnamed>): Likewise.
14368 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14370 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14371 jbbccihi, jbbccisi): Remova trailing whitespace.
14372 * config/vax/constraints.md: Likewise.
14373 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14374 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14375 * config/vax/predicates.md: Likewise.
14376 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14377 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14378 * config/vax/vax.h: Likewise.
14379 * config/vax/vax.md (nonlocal_goto): Likewise.
14381 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14383 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14384 (indirectable_address_p, adjacent_operands_p): Add spaces around
14386 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14388 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14390 * config/vax/vax.c (legitimate_constant_address_p,
14391 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14392 index_term_p, reg_plus_index_p, legitimate_address_p,
14393 vax_mode_dependent_address_p): Update comments to match functions
14394 modified by the recent int->bool conversion.
14396 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14398 * config/vax/builtins.md: Update copyright message.
14399 * config/vax/constraints.md: Likewise.
14400 * config/vax/netbsd-elf.h: Likewise.
14401 * config/vax/predicates.md: Likewise.
14402 * config/vax/vax-protos.h: Likewise.
14403 * config/vax/vax.c: Likewise.
14404 * config/vax/vax.h: Likewise.
14405 * config/vax/vax.md: Likewise.
14406 * config/vax/vax.opt: Likewise.
14408 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14410 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14411 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14412 * config/vax/constraints.md (B, R): Likewise.
14413 * config/vax/predicates.md (external_memory_operand,
14414 nonimmediate_addsub_di_operand): Likewise.
14415 * config/vax/vax.c (vax_output_int_add): Likewise.
14416 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14417 untyped_call): Likewise.
14419 2009-04-01 Matt Thomas <matt@3am-software.com>
14421 * config/vax/predicates.md: New file.
14422 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14423 external_const_operand, nonsymbolic_operand, external_memory_operand,
14424 indirect_memory_operand, indexed_memory_operand,
14425 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14426 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14428 * config/vax/constraints.md: New file.
14429 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14431 * config/vax/builtins.md: New file.
14432 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14433 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14435 * config/vax/vax.opt (mqmath): Add option.
14436 * config/vax/vax.md (isfx): Extend with DI.
14437 (VAXintQH, VAXintQHSD): Define.
14438 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14439 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14440 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14441 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14442 (movdi): Update constraints and use vax_output_int_move().
14443 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14444 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14445 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14446 nonlocal_goto): New.
14447 (mov<mode>): Extend accepted operand types.
14448 (subdi3_old): Rename from subdi3, change update constraints and use
14449 a new implementation.
14450 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14451 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14452 MOVE_RATIO, CLEAR_RATIO): Define.
14453 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14454 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14455 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14456 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14457 (split_quadword_operands): Make static and really allow variable
14459 (print_operand_address): Update for PIC generation.
14460 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14461 indexable_address_p, fixup_mathdi_operand,
14462 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14463 (vax_float_literal, legitimate_constant_p,
14464 indirectable_constant_address_p, index_term_p,
14465 reg_plus_index_p): Return bool instead of int.
14466 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14468 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14470 (vax_output_conditional_branch): Indent.
14471 (legitimate_constant_address_p, indirectable_constant_address_p,
14472 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14473 vax_mode_dependent_address_p): Return bool instead of int, update for
14475 * config/vax/vax-protos.h (legitimate_constant_address_p,
14476 legitimate_constant_p, legitimate_address_p,
14477 vax_mode_dependent_address_p): Change declaration to bool.
14478 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14479 vax_expand_addsub_di_operands, vax_output_int_subtract,
14480 vax_output_movmemsi): Declare.
14481 (split_quadword_operands, vax_float_literal): Delete declaration.
14482 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14483 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14484 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14485 ASM_OUTPUT_DWARF_PCREL): Define.
14486 (ASM_SPEC): Change definition to allow PIC generation.
14488 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14490 * doc/sourcebuild.texi: Update front-end requirements.
14492 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14495 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14496 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14497 (booldi3_internal3): Use boolean_or_operator instead of
14500 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14503 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14504 declarator whose size is not an integer constant expression but
14505 folds to an integer constant, then treat it as a constant
14508 2009-04-01 Richard Guenther <rguenther@suse.de>
14510 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14511 i * 4 + 2 to (i * 2 + 1) * 2.
14513 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14516 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14517 return if c_parser_asm_string_literal returned NULL.
14519 2009-04-01 Nick Clifton <nickc@redhat.com>
14521 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14523 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14524 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14525 other typedefs to avoid conflicts with libgcc2.c. Define labels
14526 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14528 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14529 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14532 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14534 * varasm.c (default_function_rodata_section): Declare DOT as
14537 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14538 Andrey Galkin <agalkin@hypercom.com>
14541 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14542 Make object_name unique for each process.
14544 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14547 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14548 addressable variables in the parallel that could go out of scope while
14549 running queued tasks.
14551 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14553 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14554 (CASE_VALUES_THRESHOLD): Redefine.
14555 * config/avr/avr.c (avr_override_options): Remove initialization of
14556 avr_case_values_threshold variable.
14557 (avr_case_values_threshold): Remove variable. Add new function.
14558 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14559 * config/avr/avr.opt (mno-tablejump): Remove option.
14560 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14562 2009-04-01 DJ Delorie <dj@redhat.com>
14564 * varasm.c (default_function_rodata_section): Don't assume
14565 anything about where the first '.' in the section name is.
14567 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14569 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14570 rs6000_emit_stack_tie.
14572 2009-03-31 Ian Lance Taylor <iant@google.com>
14574 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14575 gimple_code with GIMPLE_RESX, not RESX.
14577 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14579 * c-common.c (c_get_ident): New.
14580 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14582 2009-04-01 Ben Elliston <bje@au.ibm.com>
14584 * config/rs6000/sysv4.opt (msdata): Improve option description.
14586 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14588 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14589 (divdf3_internal_lat): Remove.
14590 (divxf3_internal_lat): Remove.
14591 (divxf3_internal_thr): Remove.
14592 (divxf): Use divxf3_internal.
14593 * config/ia64/div.md (divsf3_internal_lat): New.
14594 (divdf3_internal_lat): New.
14595 (divxf3_internal): New.
14597 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14600 * Makefile.in (USE_GCC_STDINT): Define.
14601 (stmp-int-hdrs): Install stdint.h if applicable.
14602 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14604 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14605 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14606 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14607 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14608 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14609 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14610 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14611 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14612 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14613 (c_common_nodes_and_builtins): Initialize
14614 underlying_wchar_type_node. Do not initialize
14615 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14616 nodes for new types.
14617 (c_stddef_cpp_builtins): Define macros for new types.
14618 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14620 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14621 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14622 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14623 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14624 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14625 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14626 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14627 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14628 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14629 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14630 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14631 int16_type_node, int32_type_node, int64_type_node,
14632 uint8_type_node, uint16_type_node, c_uint32_type_node,
14633 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14634 int_least32_type_node, int_least64_type_node,
14635 uint_least8_type_node, uint_least16_type_node,
14636 uint_least32_type_node, uint_least64_type_node,
14637 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14638 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14639 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14640 uintptr_type_node): Define.
14641 * c-cppbuiltin.c (builtin_define_constants,
14642 builtin_define_type_minmax): New.
14643 (builtin_define_stdint_macros): Define more macros.
14644 (c_cpp_builtins): Define more limit macros.
14645 (type_suffix): New.
14646 (builtin_define_type_max): Define in terms of
14647 builtin_define_type_minmax. Remove is_long parameter. All
14649 * config.gcc (use_gcc_stdint): Define.
14650 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14651 Add newlib-stdint.h for generic targets.
14652 * config/glibc-stdint.h, config/newlib-stdint.h,
14653 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14654 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14655 * config/score/score.h (UINTPTR_TYPE): Define.
14656 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14657 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14658 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14659 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14660 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14661 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14662 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14663 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14664 * config/spu/spu.h (STDINT_LONG32): Define.
14665 * configure.ac (use_gcc_stdint): Substitute.
14666 * configure: Regenerate.
14667 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14668 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14669 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14670 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14671 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14672 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14673 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14674 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14675 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14676 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14677 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14678 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14679 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14680 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14681 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14682 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14683 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14684 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14685 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14686 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14687 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14688 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14689 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14690 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14691 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14692 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14693 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14694 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14695 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14697 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14699 * loop-iv.c (suitable_set_for_replacement): Renamed from
14700 simplify_using_assignment; changed to return bool and to accept new
14701 args DEST and SRC. Return true iff we find a source/destination pair
14702 that can be used to make a replacement, and fill SRC and DEST if so.
14703 Remove arg ALTERED. Don't deal with altered regs here. All callers
14705 (simplify_using_initial_values): Deal with altered regs here and track
14706 more precisely the effect they have on the validity of our expression.
14708 * loop-iv.c (simplify_using_condition): A condition of the form
14709 (EQ REG CONST) can be used to simply make a substitution.
14710 (simplify_using_initial_values): Keep track of conditions we have seen
14711 and keep using them to simplify new expressions, while applying the
14712 same substitutions to them as to the expression.
14714 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14715 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14718 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14719 changed. Use this when trying to improve the upper bound.
14720 Generate the comparison by using simplify_gen_relational.
14722 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14724 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14726 (simplify_using_assignment, simplify_using_initial_values): Call
14727 replace_in_expr to make replacements. Call replace_single_def_regs
14728 once on the initial version of the expression.
14730 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14733 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14735 2009-03-31 Richard Guenther <rguenther@suse.de>
14737 PR middle-end/31029
14738 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14739 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14741 2009-03-31 Richard Guenther <rguenther@suse.de>
14743 * tree.h (div_if_zero_remainder): Declare.
14744 * fold-const.c (div_if_zero_remainder): Export.
14745 * tree-ssa-forwprop.c
14746 (forward_propagate_addr_into_variable_array_index): Handle
14747 constant array index addition outside of the variable index.
14749 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14752 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14753 define_splits, floatunssi<mode>2): Require x87 conversions from
14754 DImode to be permitted.
14756 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14758 PR preprocessor/15638
14759 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14761 2009-03-31 Richard Guenther <rguenther@suse.de>
14763 PR middle-end/23401
14764 PR middle-end/27810
14765 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14766 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14767 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14768 a separate statement.
14769 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14770 (lookup_tmp_var): Likewise.
14771 (is_gimple_formal_tmp_or_call_rhs): Remove.
14772 (is_gimple_reg_or_call_rhs): Rename to ...
14773 (is_gimple_reg_rhs_or_call): ... this.
14774 (is_gimple_mem_or_call_rhs): Rename to ...
14775 (is_gimple_mem_rhs_or_call): ... this.
14776 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14777 DECL_GIMPLE_REG_P only if is_formal is true.
14778 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14779 for non-proper post-modify expression gimplification.
14780 (gimplify_self_mod_expr): For post-modify expressions gimplify
14781 the lvalue to a minimal lvalue.
14782 (rhs_predicate_for): Remove formal temp case.
14783 (gimplify_modify_expr_rhs): Likewise.
14784 (gimplify_addr_expr): Use is_gimple_reg.
14785 (gimplify_expr): Remove formal temp cases.
14786 (gimple_regimplify_operands): Likewise.
14787 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14788 and FILTER_EXPR like constants.
14789 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14791 (is_gimple_formal_tmp_rhs): Remove.
14792 (is_gimple_reg_rhs): Remove special casing.
14793 (is_gimple_mem_rhs): Fix.
14794 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14795 (is_gimple_formal_tmp_var): Remove.
14796 (is_gimple_formal_tmp_reg): Likewise.
14797 (is_gimple_min_lval): Allow invariant component ref parts.
14798 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14799 is_gimple_formal_tmp_reg): Remove declarations.
14800 * tree-cfg.c (verify_expr): Verify that variables with address
14801 taken do not have DECL_GIMPLE_REG_P set.
14802 * tree-mudflap.c (mf_build_check_statement_for): Use
14803 force_gimple_operand instead of gimplify_expr.
14805 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14807 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14808 schedulable rows to compute_split_row.
14810 2009-03-31 Ben Elliston <bje@au.ibm.com>
14813 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14816 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14818 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14819 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14820 * configure: Regenerate.
14821 * config.in: Regenerate.
14822 * config/rs6000/rs6000.opt (mtls-markers): Add.
14823 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14824 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14825 (tls_ld_aix, tls_ld_sysv): Likewise.
14826 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14827 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14829 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14831 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14833 2009-03-30 Jan Hubicka <jh@suse.cz>
14835 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14837 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14838 detection and label handling.
14840 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14842 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14843 left_conflicts_size.
14844 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14845 ALLOCNO_LEFT_CONFLICTS_SIZE.
14847 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14848 remove_allocno_from_bucket_and_push,
14849 allocno_spill_priority_compare, push_allocnos_to_stack,
14850 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14851 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14852 (setup_allocno_left_conflicts_num): Ditto. Rename to
14853 setup_allocno_left_conflicts_size.
14854 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14855 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14856 setup_allocno_left_conflicts_size instead of
14857 setup_allocno_left_conflicts_num.
14859 * ira-build.c (ira_create_allocno): Use
14860 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14861 ALLOCNO_LEFT_CONFLICTS_NUM.
14863 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14865 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14866 instead of DF_LR_OUT.
14868 * ira-lives.c (process_bb_node_lives): Ditto.
14870 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14871 instead of DF_LR_{OUT,IN}.
14873 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14875 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14877 2009-03-30 Jan Hubicka <jh@suse.cz>
14879 * except.c (label_to_region_map): Fix thinko.
14881 2009-03-30 Steve Ellcey <sje@cup.hp.com>
14883 PR middle-end/38237
14884 * tree.h (tree_find_value): New declaration.
14885 * tree.c (tree_find_value): New function.
14886 * varasm.c (assemble_external): Avoid duplicate entries on lists.
14888 2009-03-30 Jakub Jelinek <jakub@redhat.com>
14891 * c-decl.c (struct c_binding): Add locus field.
14892 (bind): Add locus argument, set locus field from it.
14893 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
14894 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
14895 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
14896 implicitly_declare, undeclared_variable, lookup_label,
14897 declare_label, c_make_fname_decl, c_builtin_function,
14898 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
14901 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
14904 * config/i386/i386.c (classify_argument): Check total size of
14907 2009-03-30 Martin Jambor <mjambor@suse.cz>
14909 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
14910 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
14911 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
14914 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
14915 seen_variable_array_ref while also traversing a union.
14917 * tree-inline.c (optimize_inline_calls): Do not call
14918 cgraph_node_remove_callees.
14919 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
14920 (pass_remove_cgraph_callee_edges): New variable.
14921 * passes.c (init_optimization_passes): Add
14922 pass_remove_cgraph_callee_edges after early inlining and before all
14923 late intraprocedural passes.
14925 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
14927 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14929 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
14930 Fix typos in names.
14932 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14934 * combine.c (simplify_comparison): Use have_insn_for.
14935 * dojump.c (do_jump): Likewise.
14937 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14939 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
14940 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
14941 sparc_compare_op0 like sparc_compare_emitted used to be handled.
14942 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
14943 instead of sparc_compare_emitted.
14944 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
14945 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
14946 instead of sparc_compare_emitted.
14948 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14950 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
14951 enter/exit cfglayout mode.
14952 (pass_partition_block): Require it.
14953 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
14954 (combine_instructions): Track basic blocks instead of labels.
14955 (update_cfg_for_uncondjump): New.
14956 (try_combine): Use it. Update jumps after rescanning.
14957 (pass_combine): Require PROP_cfglayout.
14958 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
14960 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14962 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
14963 Provide/destroy PROP_cfglayout respectively.
14964 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
14965 * tree-pass.h (PROP_cfglayout): New.
14967 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14969 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
14970 fold_convert_const_fixed_from_fixed,
14971 fold_convert_const_fixed_from_int,
14972 fold_convert_const_fixed_from_real, fold_negate_const): Do not
14973 set TREE_CONSTANT_OVERFLOW.
14974 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
14975 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
14977 2009-03-30 Ira Rosen <irar@il.ibm.com>
14979 * tree-vect-loop-manip.c: New file.
14980 * tree-vectorizer.c: Update documentation and included files.
14981 (vect_loop_location): Make extern.
14982 (rename_use_op): Move to tree-vect-loop-manip.c
14983 (rename_variables_in_bb, rename_variables_in_loop,
14984 slpeel_update_phis_for_duplicate_loop,
14985 slpeel_update_phi_nodes_for_guard1,
14986 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
14987 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
14988 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
14989 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
14990 find_loop_location): Likewise.
14991 (new_stmt_vec_info): Move to tree-vect-stmts.c.
14992 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
14993 get_vectype_for_scalar_type, vect_is_simple_use,
14994 supportable_widening_operation, supportable_narrowing_operation):
14996 (bb_in_loop_p): Move to tree-vect-loop.c.
14997 (new_loop_vec_info, destroy_loop_vec_info,
14998 reduction_code_for_scalar_code, report_vect_op,
14999 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15000 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15001 (vect_supportable_dr_alignment): Likewise.
15002 * tree-vectorizer.h (tree-data-ref.h): Include.
15003 (vect_loop_location): Declare.
15004 Reorganize function declarations according to the new file structure.
15005 * tree-vect-loop.c: New file.
15006 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15007 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15008 * tree-vect-data-refs.c: New file.
15009 * tree-vect-patterns.c (timevar.h): Don't include.
15010 * tree-vect-stmts.c: New file.
15011 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15012 tree-vect-slp.c, tree-vect-loop.c.
15013 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15014 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15015 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15016 (tree-vect-analyze.o): Remove.
15017 (tree-vect-transform.o): Likewise.
15018 (tree-vect-data-refs.o): Add rule.
15019 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15020 tree-vect-slp.o): Likewise.
15021 (tree-vect-patterns.o): Remove redundant dependencies.
15022 (tree-vectorizer.o): Likewise.
15023 * tree-vect-slp.c: New file.
15025 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15027 * optc-gen.awk: Warn if an option flag has multiple different
15030 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15032 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15033 -floop-block): Document dependences on PPL, CLooG and Graphite.
15035 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15037 PR rtl-optimization/323
15038 * c-common.c (c_fully_fold, convert_and_check,
15039 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15040 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15041 * c-common.def (EXCESS_PRECISION_EXPR): New.
15042 * c-cppbuiltin.c (builtin_define_float_constants): Define
15043 constants with enough digits for long double.
15044 * c-lex.c (interpret_float): Interpret constant with excess
15045 precision where appropriate.
15046 * c-opts.c (c_common_post_options): Set
15047 flag_excess_precision_cmdline. Give an error for
15048 -fexcess-precision=standard for C++ for processors where the
15049 option is significant.
15050 * c-parser.c (c_parser_conditional_expression): Handle excess
15051 precision in condition.
15052 * c-typeck.c (convert_arguments): Handle arguments with excess
15054 (build_unary_op): Move excess precision outside operation.
15055 (build_conditional_expr): Likewise.
15056 (build_compound_expr): Likewise.
15057 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
15058 (build_modify_expr): Handle excess precision in RHS.
15059 (convert_for_assignment): Handle excess precision in converted
15061 (digest_init, output_init_element, process_init_element): Handle
15062 excess precision in initializer.
15063 (c_finish_return): Handle excess precision in return value.
15064 (build_binary_op): Handle excess precision in operands and add
15065 excess precision as needed for operation.
15066 * common.opt (-fexcess-precision=): New option.
15067 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
15068 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
15069 For standard excess precision, output explicit conversion to and
15070 truncation from XFmode.
15071 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
15072 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
15073 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
15074 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
15075 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
15076 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
15077 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
15078 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
15079 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
15080 define_splits, sqrt<mode>2): Disable where appropriate for
15081 standard excess precision.
15082 * convert.c (convert_to_real): Do not shorten arithmetic to type
15083 for which excess precision would be used.
15084 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
15085 * doc/invoke.texi (-fexcess-precision=): Document option.
15086 (-mfpmath=): Correct index entry.
15087 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
15088 flag_excess_precision): New.
15089 * langhooks.c (lhd_post_options): Set
15090 flag_excess_precision_cmdline.
15091 * opts.c (common_handle_option): Handle -fexcess-precision=.
15092 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
15093 init_excess_precision): New.
15094 (lang_dependent_init_target): Call init_excess_precision.
15095 * tree.c (excess_precision_type): New.
15096 * tree.h (excess_precision_type): Declare.
15098 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15101 * c-typeck.c (build_component_ref): Do not copy qualifiers from
15102 non-lvalue to component.
15104 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15106 PR preprocessor/34695
15107 * Makefile.in (c-opts.o): Depend on c-tree.h.
15108 * c-common.c: Move down include of diagnostic.h.
15109 (done_lexing, c_cpp_error): New.
15110 * c-common.h (done_lexing): Declare.
15111 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
15113 * c-opts.c: Include c-tree.h.
15114 (c_common_init_options): Set preprocessor error callback.
15115 (c_common_handle_option): Do not set preprocessor
15116 inhibit_warnings, warnings_are_errors, warn_system_headers,
15117 pedantic_errors or inhibit_warnings flags.
15118 (c_common_post_options): Do not check cpp_errors (parse_in).
15119 (c_common_finish): Do not output dependencies if there were
15120 errors. Do not check return value of cpp_finish.
15121 * c-ppoutput.c (pp_file_change): Set input_location.
15122 * c-tree.h (c_cpp_error): Declare.
15123 * diagnostic.c (diagnostic_set_info_translated): Also initialize
15125 (diagnostic_build_prefix): Check override_column.
15126 * diagnostic.h (diagnostic_info): Add override_column field.
15127 (diagnostic_override_column): Define.
15129 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
15131 * c-common.c (c_expand_expr, c_staticp): Remove.
15132 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
15133 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
15134 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
15135 * c-gimplify.c (gimplify_compound_literal_expr,
15136 optimize_compound_literals_in_ctor): Remove.
15137 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
15138 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
15139 * c-semantics.c (emit_local_var): Remove.
15141 * langhooks-def.h (lhd_expand_expr): Remove.
15142 * langhooks.c (lhd_expand_expr): Remove.
15143 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
15145 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
15146 handling from c-semantics.c; don't call into langhook.
15147 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
15148 * gimplify.c (gimplify_compound_literal_expr,
15149 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
15150 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
15151 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
15152 as was done in c-gimplify.c.
15153 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
15154 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
15155 Move from c-common.h.
15156 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
15158 * tree.c (staticp): Do not call langhook.
15159 * langhooks.c (lhd_staticp): Delete.
15160 * langhooks-def.h (lhd_staticp): Delete prototype.
15161 (LANG_HOOKS_STATICP): Delete.
15162 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
15164 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
15165 instead of DECL_STMTs.
15167 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15175 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
15177 (fold_call_expr): Return a NOP_EXPR from folding rather than the
15178 contained expression.
15179 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
15180 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
15181 conditional expressions for C.
15182 (decl_constant_value_for_optimization): Move from
15183 decl_constant_value_for_broken_optimization in c-typeck.c. Check
15184 whether optimizing and that the expression is a VAR_DECL not of
15185 array type instead of doing such checks in the caller. Do not
15186 check pedantic. Call gcc_unreachable for C++.
15187 * c-common.def (C_MAYBE_CONST_EXPR): New.
15188 * c-common.h (c_fully_fold, c_save_expr,
15189 decl_constant_value_for_optimization): New prototypes.
15190 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15191 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15192 EXPR_INT_CONST_OPERANDS): Define.
15193 * c-convert.c (convert): Strip nops from expression.
15194 * c-decl.c (groktypename): Take extra parameters expr and
15195 expr_const_operands. Update call to grokdeclarator.
15196 (start_decl): Update call to grokdeclarator. Add statement for
15197 expressions used in type of decl.
15198 (grokparm): Update call to grokdeclarator.
15199 (push_parm_decl): Update call to grokdeclarator.
15200 (build_compound_literal): Add parameter non_const and build a
15201 C_MAYBE_COSNT_EXPR if applicable.
15202 (grokdeclarator): Take extra parameters expr and
15203 expr_const_operands. Track expressions used in declaration
15204 specifiers and declarators. Fold array sizes and track whether
15205 they are constant expressions and whether they are integer
15206 constant expressions.
15207 (parser_xref_tag): Set expr and expr_const_operands fields in
15209 (grokfield): Update call to grokdeclarator.
15210 (start_function): Update call to grokdeclarator.
15211 (build_null_declspecs): Set expr and expr_const_operands fields in
15213 (declspecs_add_type): Handle expressions in typeof specifiers.
15214 * c-parser.c (c_parser_declspecs): Set expr and
15215 expr_const_operands fields for declaration specifiers.
15216 (c_parser_enum_specifier): Likewise.
15217 (c_parser_struct_or_union_specifier): Likewise.
15218 (c_parser_typeof_specifier): Likewise. Update call to
15219 groktypename. Fold expression as needed. Return expressions with
15220 type instead of adding statements.
15221 (c_parser_attributes): Update calls to c_parser_expr_list.
15222 (c_parser_statement_after_labels): Fold expression before passing
15223 to objc_build_throw_stmt.
15224 (c_parser_condition): Fold expression.
15225 (c_parser_asm_operands): Fold expression.
15226 (c_parser_conditional_expression): Use c_save_expr. Update call
15227 to build_conditional_expr.
15228 (c_parser_alignof_expression): Update call to groktypename.
15229 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15230 original_code. Fold expression argument of va_arg. Create
15231 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15232 argument to va_arg. Update calls to groktypename. Fold array
15233 index for offsetof. Verify that first argument to
15234 __builtin_choose_expr has integer type.
15235 (c_parser_postfix_expression_after_paren_type): Update calls to
15236 groktypename and build_compound_literal. Handle expressions with
15237 side effects in type name.
15238 (c_parser_postfix_expression_after_primary): Update call to
15239 c_parser_expr_list. Set original_code for calls to
15240 __builtin_constant_p.
15241 (c_parser_expr_list): Take extra parameter fold_p. Fold
15242 expressions if requested.
15243 (c_parser_objc_type_name): Update call to groktypename.
15244 (c_parser_objc_synchronized_statement): Fold expression.
15245 (c_parser_objc_receiver): Fold expression.
15246 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15247 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15248 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15249 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15250 (struct c_typespec): Add elements expr and expr_const_operands.
15251 (struct c_declspecs): Add elements expr and expr_const_operands.
15252 (groktypename, build_conditional_expr, build_compound_literal):
15254 (in_late_binary_op): Declare.
15255 * c-typeck.c (note_integer_operands): New function.
15256 (in_late_binary_op): New variable.
15257 (decl_constant_value_for_broken_optimization): Move to c-common.c
15258 and rename to decl_constant_value_for_optimization.
15259 (default_function_array_conversion): Do not strip nops.
15260 (default_conversion): Do not call
15261 decl_constant_value_for_broken_optimization.
15262 (build_array_ref): Do not fold result.
15263 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15264 result when operand is a VLA.
15265 (c_expr_sizeof_type): Update call to groktypename. Handle
15266 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15267 result when operand names a VLA type.
15268 (build_function_call): Update call to build_compound_literal.
15269 Only fold result for calls to __builtin_* functions. Strip
15270 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15271 the function designator.
15272 (convert_arguments): Fold arguments. Update call to
15273 convert_for_assignment.
15274 (build_unary_op): Handle increment and decrement of
15275 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15276 decrement earlier. Fold operand of increment and decrement.
15277 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15278 built for integer operand. Wrap returns that are INTEGER_CSTs
15279 without being integer constant expressions or that have integer
15280 constant operands without being INTEGER_CSTs.
15281 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15282 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15283 result is an integer constant expression or can be used in
15284 unevaluated parts of one and avoid folding and wrap as
15285 appropriate. Fold operands before possibly doing -Wsign-compare
15287 (build_compound_expr): Wrap result for C99 if operands can be used
15288 in integer constant expressions.
15289 (build_c_cast): Update call to digest_init. Do not ignore
15290 overflow from casting floating-point constants to integers. Wrap
15291 results that could be confused with integer constant expressions,
15292 null pointer constants or floating-point constants.
15293 (c_cast_expr): Update call to groktypename. Handle expressions
15294 included in type name.
15295 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15296 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15297 Update calls to convert_for_assignment.
15298 (convert_for_assignment): Take new parameter
15299 null_pointer_constant. Do not strip nops or call
15300 decl_constant_value_for_broken_optimization. Set
15301 in_late_binary_op for conversions to boolean.
15302 (store_init_value): Update call to digest_init.
15303 (digest_init): Take new parameter null_pointer_constant. Do not
15304 call decl_constant_value_for_broken_optimization. pedwarn for
15305 initializers not constant expressions. Update calls to
15306 convert_for_assignment.
15307 (constructor_nonconst): New.
15308 (struct constructor_stack): Add nonconst element.
15309 (really_start_incremental_init, push_init_level, pop_init_level):
15310 Handle constructor_nonconst and nonconst element.
15311 (set_init_index): Call constant_expression_warning for array
15313 (output_init_element): Fold value. Set constructor_nonconst as
15314 applicable. pedwarn for initializers not constant expressions.
15315 Update call to digest_init. Call constant_expression_warning
15316 where constant initializers are required.
15317 (process_init_element): Use c_save_expr.
15318 (c_finish_goto_ptr): Fold expression.
15319 (c_finish_return): Fold return value. Update call to
15320 convert_for_assignment.
15321 (c_start_case): Fold switch expression.
15322 (c_process_expr_stmt): Fold expression.
15323 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15324 ensure statement expression is not evaluated in constant expression.
15325 (build_binary_op): Track whether results are integer constant
15326 expressions or may occur in such, disable folding and wrap results
15327 as applicable. Fold operands for -Wsign-compare warnings unless
15329 (c_objc_common_truthvalue_conversion): Handle results folded to
15330 integer constants that are not integer constant expressions.
15331 * doc/extend.texi: Document when typeof operands are evaluated,
15332 that condition of __builtin_choose_expr is an integer constant
15333 expression, and more about use of __builtin_constant_p in
15336 2009-03-29 Richard Guenther <rguenther@suse.de>
15338 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15339 propagate addresses of array references.
15341 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15343 * regmove.c (perhaps_ends_bb_p): Remove.
15344 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15345 from INSN and check that the main loop stays within that basic block.
15346 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15347 (regmove_forward_pass): Split out from regmove_optimize. Use
15348 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15349 (regmove_backward_pass): Split out from regmove_optimize. Use
15350 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15351 (regmove_optimize): Simplify.
15353 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15356 * config/i386/i386.c (classify_argument): Ignore flexible array
15357 member in struct and warn ABI change.
15359 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15361 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15363 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15364 (ix86_adjust_cost): Updated.
15366 2009-03-29 Jan Hubicka <jh@suse.cz>
15368 PR middle-end/28850
15369 * tree-pass.h (pass_cleanup_eh): New function.
15370 (remove_unreachable_regions): Break code handling RTL
15371 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15372 that can not be reached by runtime.
15373 (can_be_reached_by_runtime): New function.
15374 (label_to_region_map): New function.
15375 (num_eh_regions): New function.
15376 (rtl_remove_unreachable_regions): New function.
15377 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15378 (remove_eh_region): New function.
15379 * except.h: Include sbitmap and vecprim.
15380 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15381 num_eh_regions): Declare.
15382 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15383 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15384 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15385 (tree_empty_eh_handler_p): New function.
15386 (cleanup_empty_eh): New function.
15387 (cleanup_eh): New function.
15388 (pass_cleanup_eh): New function.
15390 2009-03-29 Jan Hubicka <jh@suse.cz>
15392 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15393 for removed regions.
15395 2009-03-29 Jan Hubicka <jh@suse.cz>
15397 * except.c (dump_eh_tree): Dump all datastructures.
15399 2009-03-29 Jan Hubicka <jh@suse.cz>
15401 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15402 (duplicate_eh_regions_1): Likewise.
15403 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15404 vector; call EH verification.
15405 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15406 Be ready for region being removed.
15408 2009-03-29 Jan Hubicka <jh@suse.cz>
15410 * bitmap.c (bitmap_last_set_bit): New function.
15411 * bitmap.h (bitmap_last_set_bit): Declare.
15413 2009-03-29 David Ayers <ayers@fsfe.org>
15416 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15417 by calling objc_compare_types and surpress warnings about
15418 incompatible C pointers that are compatible ObjC pointers.
15420 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15422 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15423 call initialize_inline_failed.
15424 (initialize_inline_failed): Move it from here ...
15425 * cgraph.c (initialize_inline_failed): ... to here.
15426 (cgraph_create_edge): Call initialize_inline_failed rather than
15427 setting inline_failed directly.
15429 2009-03-29 Ben Elliston <bje@au.ibm.com>
15432 * sysv4.opt (msdata): Improve comment.
15433 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15434 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15436 2009-03-29 Ben Elliston <bje@au.ibm.com>
15439 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15440 load and store attributes.
15442 2009-03-29 Ben Elliston <bje@au.ibm.com>
15444 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15445 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15446 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15447 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15448 __builtin_infq and __builtin_huge_valq.
15450 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15452 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15454 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15455 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15457 2009-03-28 Xinliang David Li <davidxl@google.com>
15459 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15460 (do_dbg_cnt): New function.
15462 2009-03-28 Jan Hubicka <jh@suse.cz>
15464 Merge from pretty-ipa:
15466 2009-03-27 Jan Hubicka <jh@suse.cz>
15468 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15469 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15470 * passes.c (function_called_by_processed_nodes_p): New.
15471 * ipa-pure-const.c (check_call): Fix handling of operands.
15472 (analyze_function): Dump debug output for skipped bodies.
15473 (local_pure_const): Use function_called_by_processed_nodes_p.
15474 * dwarf2out.c (reference_to_unused): Use output.
15475 * passes.c (do_per_function_toporder): Likewise.
15477 2008-11-12 Jan Hubicka <jh@suse.cz>
15479 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15480 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15481 state_set_in_source enum
15482 (check_decl): Ignore memory tags; do not set fake looping flags;
15484 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15485 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15486 (check_call, analyze_function): Rewrite.
15488 (add_new_function): Update call of analyze_function.
15489 (generate_summary): Add call of analyze_function.
15490 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15491 (local_pure_const): New function.
15492 (pass_local_pure_const): New pass.
15493 * ipa-inline.c (inline_transform): Set after_inlining.
15494 * tree-eh.c (stmt_can_throw_external): New.
15495 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15496 work with aliasing built.
15497 * tree-flow.h (stmt_can_throw_external): New.
15498 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15499 and local pure/const pass in early and late optimization queue.
15501 2009-03-28 Martin Jambor <mjambor@suse.cz>
15503 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15505 (fold_binary): Allow function decl aligment consideration is the
15506 second argument is integer constant one.
15507 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15508 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15509 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15511 2009-03-28 Jan Hubicka <jh@suse.cz>
15513 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15514 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15515 * function.h (rtl_data): Add nothrow flag.
15516 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15517 set DECL_NOTHROW for AVAILABLE functions.
15519 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15521 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15522 following vector keyword has expansion starting with pixel or bool
15523 keyword, expand vector to __vector and pixel or bool to __pixel or
15527 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15528 warn_if_disallowed_function_p): Removed.
15529 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15530 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15531 warning_if_disallowed_function_p.
15532 * flags.h (warn_if_disallowed_function_p,
15533 warn_disallowed_functions): Removed.
15534 * common.opt (Wdisallowed-function-list=): Removed.
15535 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15537 2009-03-28 Richard Guenther <rguenther@suse.de>
15539 PR tree-optimization/38723
15540 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15543 2009-03-28 Jan Hubicka <jh@suse.cz>
15545 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15546 test introduced by my previous patch.
15548 2009-03-28 Richard Guenther <rguenther@suse.de>
15550 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15551 the PHIs value undefined.
15553 2009-03-28 Jan Hubicka <jh@suse.cz>
15555 * tree-pass.h (pass_fixup_cfg): New pass.
15556 * ipa-inline.c (inline_transform): Set
15557 always_inline_functions_inlined/after_inlining.
15558 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15559 (pass_fixup_cfg): New pass.
15560 * passes.c (init_optimization_passes): Add fixup_cfg.
15562 2009-03-28 Richard Guenther <rguenther@suse.de>
15564 PR tree-optimization/38458
15565 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15566 argument use the arguments copy-of value.
15568 2009-03-28 Richard Guenther <rguenther@suse.de>
15570 PR tree-optimization/38180
15571 * tree-ssa-ccp.c (get_default_value): Simplify.
15572 (likely_value): Likewise.
15573 (surely_varying_stmt_p): Properly handle VOP case.
15574 (ccp_initialize): Likewise.
15575 (ccp_fold): Handle propagating through *&.
15576 (fold_const_aggregate_ref): Also handle decls.
15578 2009-03-28 Jan Hubicka <jh@suse.cz>
15580 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15581 * cgraph.h (cgraph_node): Likewise.
15582 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15583 (cgraph_reset_node): Use process flag.
15584 (cgraph_mark_functions_to_output): Likewise.
15585 (cgraph_expand_function): Likewise.
15586 (cgraph_expand_all_functions): Likewise.
15587 (cgraph_output_in_order): Likewise.
15588 * dwarf2out.c (reference_to_unused): Likewise.
15589 * passes.c do_per_function_toporder): Likewise.
15591 2009-03-28 Jan Hubicka <jh@suse.cz>
15593 Bring from lto-branch:
15595 2008-09-03 Doug Kwan <dougkwan@google.com>
15597 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15598 enums instead of reason strings.
15599 * cgraph.c (cgraph_create_edge): Same.
15600 (cgraph_inline_failed_string): New function.
15601 * cgraph.h (cgraph_inline_failed_t): New enum type.
15602 (cgraph_inline_failed_string): New prototype.
15603 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15604 char pointer to cgraph_inline_failed_t.
15605 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15606 (cgraph_default_inline_p): Ditto.
15607 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15608 to cgraph_inline_failed_t pointer.
15609 * cif-code.def: New file.
15610 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15612 (cgraph_check_inline_limits): Change type of REASON to pointer to
15613 cgraph_inline_failed_t. Replace reason strings with enums.
15614 (cgraph_default_inline_p): Ditto.
15615 (cgraph_recursive_inlining_p): Ditto.
15616 (update_caller_keys): Change type of FAILED_REASON to
15617 cgraph_inline_failed_t.
15618 (cgraph_set_inline_failed): Change type of REASON to pointer to
15619 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15620 convert enums to strings for text output.
15621 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15622 to be of type cgraph_inline_failed_t. Replace reason strings with
15623 enums. Call cgraph_inline_failed_string to covert enums
15624 to strings for text output.
15625 (cgraph_decide_inlining): Replace reason strings with enums.
15626 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15627 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15629 * tree-inline.c (expand_call_inline): Change type of REASON
15630 to cgraph_inline_failed_t. Replace reason strings with enums.
15631 Call cgraph_inline_failed_string for text output.
15632 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15635 2009-03-28 Jan Hubicka <jh@suse.cz>
15637 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15638 cgraph_clone_node): Remove master clone handling.
15639 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15640 * cgraph.h (master_clone): Remove.
15641 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15642 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15643 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15645 2009-03-28 Jan Hubicka <jh@suse.cz>
15647 * cgraph.c (cgraph_function_body_availability): Functions declared
15648 inline are always safe to assume that it is not going to be replaced.
15650 2009-03-28 Richard Guenther <rguenther@suse.de>
15652 PR tree-optimization/38513
15653 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15654 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15655 EXC_PTR_EXPR and FILTER_EXPR.
15656 (get_ref_from_reference_ops): Likewise.
15658 2009-03-28 Richard Guenther <rguenther@suse.de>
15660 PR tree-optimization/38968
15661 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15662 Use FLOOR_MOD_EXPR to compute misalignment.
15664 2009-03-28 Richard Guenther <rguenther@suse.de>
15666 PR tree-optimization/37795
15667 * tree.h (combine_comparisons): Declare.
15668 * fold-const.c (combine_comparisons): Export.
15669 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15671 (ifcombine_iforif): Use combine_comparisons.
15673 2009-03-28 Jan Hubicka <jh@suse.cz>
15675 * tree-eh.c (inlinable_call_p): New function.
15676 (make_eh_edges): Use it.
15677 (verify_eh_edges): Use it.
15678 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15679 * except.c (reachable_next_level): Add inlinable_function argument
15680 (sjlj_find_directly_reachable_regions): Update.
15681 (add_reachable_handler): Do not set saw_any_handlers.
15682 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15683 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15684 Add new inlinable call parameter.
15685 (can_throw_internal, can_throw_external): Update.
15686 * except.h (can_throw_internal_1, can_throw_external_1,
15687 foreach_reachable_handler): Update declaration.
15689 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15691 * config/arm/t-arm-coff, config/h8300/coff.h,
15692 config/i386/i386-aout.h, config/i386/i386-coff.h,
15693 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15694 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15695 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15696 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15697 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15698 sys-types.h: Remove.
15699 * Makefile.in: Remove protoize and fixproto support and references
15701 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15702 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15704 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15705 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15706 unprotoize$(exeext).
15707 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15708 (.PHONY): Don't depend on proto.
15709 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15710 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15711 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15712 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15713 build/gen-protos.o, build/scan.o, xsys-protos.h,
15714 build/fix-header$(build_exeext), build/fix-header.o,
15715 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15716 stmp-install-fixproto): Remove.
15717 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15718 SYSCALLS.c or fixproto files.
15719 (install-common): Don't install protoize.
15720 (install-headers-tar, install-headers-cpio, install-headers-cp):
15721 Don't depend on $(STMP_FIXPROTO).
15722 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15723 install fixproto files or write out fixproto settings.
15724 (uninstall): Don't uninstall protoize.
15725 * config.gcc (use_fixproto): Remove.
15726 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15727 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15728 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15729 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15730 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15731 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15732 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15733 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15734 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15735 * config/t-vxworks (STMP_FIXPROTO): Remove.
15736 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15737 STMP_FIXPROTO): Remove.
15738 * config.in, configure: Regenerate.
15739 * crtstuff.c (gid_t, uid_t): Don't undefine.
15740 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15741 (arm-*-coff, arm-*-aout: Remove target entries.
15742 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15743 Remove mention of AIX 4.1.
15744 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15745 * doc/invoke.texi (Running Protoize): Remove.
15746 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15747 (Protoize Caveats): Remove.
15748 * tsystem.h: Update comments on headers assumed to exist.
15750 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15752 * genautomata.c: Add a new year to the copyright. Add a new
15754 (struct insn_reserv_decl): Add comments for member bypass_list.
15755 (find_bypass): Remove.
15756 (insert_bypass): New.
15757 (process_decls): Use insert_bypass.
15758 (output_internal_insn_latency_func): Output all bypasses with the
15759 same input insn in one switch case.
15761 * rtl.def (define_bypass): Describe bypass choice.
15762 * doc/md.texi (define_bypass): Ditto.
15764 2009-03-27 Richard Guenther <rguenther@suse.de>
15766 * gimplify.c (mark_addressable): Export.
15767 * tree-flow.h (mark_addressable): Declare.
15768 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15769 * tree-ssa.c (verify_phi_args): Verify that address taken
15770 variables have TREE_ADDRESSABLE set.
15772 2009-03-27 Richard Guenther <rguenther@suse.de>
15774 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15775 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15776 Do not mark decls TREE_ADDRESSABLE.
15777 (build_fold_addr_expr): Adjust.
15778 (fold_addr_expr): Remove.
15779 (fold_unary): Use build_fold_addr_expr.
15780 (fold_comparison): Likewise.
15781 (split_address_to_core_and_offset): Likewise.
15782 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15784 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15785 (gimplify_modify_expr_to_memcpy): Mark source and destination
15787 * omp-low.c (create_omp_child_function): Mark the object decl
15789 (lower_rec_input_clauses): Mark the var we take the address of
15791 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15793 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15795 PR middle-end/39315
15796 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15797 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15799 2009-03-27 Richard Guenther <rguenther@suse.de>
15801 PR tree-optimization/39120
15802 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15804 (handle_lhs_call): Process return constraints. Add escape
15805 constraints if necessary.
15806 (handle_const_call): Fill out return constraints. Make nested
15807 case more precise. Avoid consttmp if possible.
15808 (handle_pure_call): Fill out return constraints. Avoid
15809 callused if possible.
15810 (find_func_aliases): Simplify call handling.
15812 2009-03-27 Richard Guenther <rguenther@suse.de>
15814 PR tree-optimization/39120
15815 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15816 as a representative.
15817 (solve_graph): Do propagate CALLUSED.
15818 (handle_pure_call): Use a scalar constraint from CALLUSED for
15820 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15823 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15826 * c-common.c (handle_aligned_attribute): Properly check alignment
15827 overflow. Use (1U << i) instead of (1 << i).
15829 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15831 * expr.h (get_mem_align_offset): Updated.
15833 * tree.h (tree_decl_common): Change align to "unsigned int" and
15834 move it before pointer_alias_set.
15836 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15837 Jakub Jelinek <jakub@redhat.com>
15840 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15841 gr_register_operand with gr_reg_or_0_operand.
15842 (cmpxchg_rel_di): Likewise.
15843 (sync_lock_test_and_set<mode>): Likewise.
15845 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15847 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15848 (true_regnum): Likewise.
15850 * rtlanal.c (subreg_info): Moved to ...
15851 * rtl.h (subreg_info): Here. New.
15852 (subreg_get_info): New.
15854 * rtlanal.c (subreg_get_info): Make it extern.
15856 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15859 * config/i386/i386.c (ix86_abi): New.
15860 (override_options): Handle -mabi=.
15861 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15862 (ix86_call_abi_override): Likewise.
15863 (init_cumulative_args): Likewise.
15864 (function_arg_advance): Likewise.
15865 (function_arg_64): Likewise.
15866 (function_arg): Likewise.
15867 (ix86_pass_by_reference): Likewise.
15868 (ix86_function_value_regno_p): Likewise.
15869 (ix86_build_builtin_va_list_abi): Likewise.
15870 (setup_incoming_varargs_64): Likewise.
15871 (is_va_list_char_pointer): Likewise.
15872 (ix86_init_machine_status): Likewise.
15873 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15874 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15875 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15876 (ix86_function_abi): Make it static and return enum calling_abi.
15877 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
15879 (ix86_fn_abi_va_list): Updated.
15881 * config/i386/i386.h (ix86_abi): New.
15882 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
15883 (CONDITIONAL_REGISTER_USAGE): Likewise.
15884 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
15885 (machine_function): Likewise.
15887 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
15889 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
15890 (STACK_BOUNDARY): Likewise.
15891 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
15893 * config/i386/i386.opt (mabi=): New.
15895 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
15896 return enum calling_abi.
15897 (ix86_function_type_abi): Likewise.
15898 (ix86_function_abi): Removed.
15900 * doc/invoke.texi: Document -mabi= option for x86.
15902 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15904 * builtins.c (real_dconstp): Delete.
15905 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
15907 2009-03-27 Dodji Seketeli <dodji@redhat.com>
15908 Jakub Jelinek <jakub@redhat.com>
15911 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
15912 (gen_subprogram_die): When a function is explicit, generate the
15913 DW_AT_explicit attribute.
15914 * langhooks.h (struct lang_hooks_for_decls): Add
15915 function_decl_explicit_p langhook.
15916 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
15917 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
15919 2009-03-27 Jakub Jelinek <jakub@redhat.com>
15921 * builtins.c (fold_builtin_memory_op): Optimize memmove
15922 into memcpy if we can prove source and destination don't overlap.
15924 * tree-inline.c: Include gt-tree-inline.h.
15925 (clone_fn_id_num): New variable.
15926 (clone_function_name): New function.
15927 (tree_function_versioning): Use it.
15928 * Makefile.in (GTFILES): Add tree-inline.c.
15930 2009-03-27 Mark Mitchell <mark@codesourcery.com>
15932 * BASE-VER: Change to 4.5.0.
15934 2009-03-27 Xinliang David Li <davidxl@google.com>
15936 PR tree-optimization/39557
15937 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
15939 2009-03-27 Xinliang David Li <davidxl@google.com>
15941 PR tree-optimization/39548
15942 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
15945 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15947 * c-common.c (pointer_int_sum): Use %wd on return from
15950 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15952 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
15953 on return from tree_low_cst.
15955 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
15958 * ginclude/stdarg.h (va_copy): Define also for
15959 __GXX_EXPERIMENTAL_CXX0X__.
15961 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15964 * builtins.h (c_strlen): Do not warn here.
15965 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15966 * c-common.c (pointer_int_sum): Take an explicit location.
15967 Warn about offsets out of bounds.
15968 * c-common.h (pointer_int_sum): Adjust declaration.
15970 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15972 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
15975 2009-03-26 Jakub Jelinek <jakub@redhat.com>
15978 * opts.c (warn_if_disallowed_function_p): Don't assume
15979 get_callee_fndecl must return non-NULL.
15981 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
15983 PR rtl-optimization/39522
15984 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
15985 when reg_reloaded_valid is set.
15987 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15989 * config/spu/divv2df3.c: New file.
15990 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
15991 (DPBIT_FUNCS): Filter out _div_df.
15993 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
15995 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
15996 a jump insn, count that jump in the distance to the loop start.
15998 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16001 * config/sh/sh.c (calc_live_regs): Fix condition for global
16002 registers except PIC_OFFSET_TABLE_REGNUM.
16004 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16007 * doc/invoke.texi (-mconsole): New.
16009 (-mno-cygwin): New.
16011 (-mnop-fun-dllimport): New.
16015 (sub section "i386 and x86-64 Windows Options"): New.
16017 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16019 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16020 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16022 2009-03-25 Richard Guenther <rguenther@suse.de>
16024 PR middle-end/39497
16025 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16028 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16030 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16031 neither of haifa/selective schedulers are working.
16033 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16035 * doc/invoke.texi (Debugging Options): Fix description of
16036 -fno-merge-debug-strings.
16038 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16040 * config/cris/libgcc.ver: New version-script.
16041 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16043 * configure.ac <GAS features, nop mnemonic>: Add pattern
16044 crisv32-*-* for "nop".
16045 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16046 * configure: Regenerate.
16048 2009-03-24 Ira Rosen <irar@il.ibm.com>
16050 PR tree-optimization/39529
16051 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16052 mark_sym_for_renaming for the tag copied to the new vector
16055 2009-03-24 Arthur Loiret <aloiret@debian.org>
16057 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
16058 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
16059 EXTRA_SPEC_FUNCTIONS.
16060 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
16061 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
16062 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
16063 -march and -mtune options.
16065 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
16067 * config/m68k/t-rtems: Add m5329 multilib.
16069 2009-03-24 Dodji Seketeli <dodji@redhat.com>
16070 Jakub Jelinek <jakub@redhat.com>
16073 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
16076 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16079 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
16080 instead of c_parser_expression_conv, if original_code isn't one of the
16081 4 allowed comparison codes, fail.
16083 2009-03-23 Richard Guenther <rguenther@suse.de>
16085 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
16086 * tree.h (struct tree_type): Likewise.
16087 * reload.h (struct insn_chain): Likewise.
16088 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
16089 * function.h (struct function): Likewise.
16090 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
16092 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16094 PR tree-optimization/39516
16095 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
16097 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
16099 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
16100 should be set true if BITS_PER_WORD of target is bigger than 32
16102 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
16104 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
16105 Translate -B-options to -rpath-link. Correct existing
16106 rpath-link and conditionalize on !nostdlib.
16108 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16110 * doc/extend.texi (Function Attributes, Variable Attributes):
16112 * doc/invoke.texi (Debugging Options, Optimize Options)
16113 (i386 and x86-64 Options, MCore Options): Likewise.
16115 2009-03-20 Jakub Jelinek <jakub@redhat.com>
16118 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
16119 it for block local namespace aliases.
16120 (gen_decl_die): Pass context_die to gen_namespace_die.
16122 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16125 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
16126 minimum or maximum value.
16128 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
16130 * reginfo.c (globalize_reg): Recompute derived reg sets.
16132 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
16135 * libgcc2.c (mprotect): Do not use signed arguments for
16136 VirtualProtect, use DWORD arguments. Also fix the 'may
16137 be used uninitialized' warning for the np variable.
16139 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16142 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
16143 functions using regparm calling conventions when not optimizing.
16144 (ix86_function_sseregparm): Similarly for sseregparm calling
16147 2009-03-19 Li Feng <nemokingdom@gmail.com>
16149 PR middle-end/39500
16150 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
16151 dependence if the first conflict is after niter iterations.
16153 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
16155 PR middle-end/38609
16156 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
16157 functions with dynamic stack-pointer adjustments.
16159 2009-03-19 Ben Elliston <bje@au.ibm.com>
16161 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
16162 option; change to -msdata=data.
16164 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16166 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
16169 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
16172 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
16174 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
16176 * doc/invoke.texi (Code Gen Options): Expand discussion of
16179 2009-03-18 Jakub Jelinek <jakub@redhat.com>
16181 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
16182 * matrix-reorg.c (struct matrix_info): Likewise.
16183 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
16184 * rtl.h (struct mem_attrs): Likewise.
16185 * df.h (struct df): Likewise.
16186 * tree-data-ref.h (struct data_dependence_relation): Likewise.
16187 * ira-int.h (struct ira_allocno): Likewise.
16188 * df-scan.c (struct df_collection_rec): Likewise.
16189 * ira.c (struct equivalence): Likewise.
16190 * function.c (struct temp_slot): Likewise.
16191 * cfgloop.h (struct loop): Likewise.
16194 * function.c (use_register_for_decl): When not optimizing, disregard
16195 register keyword for variables with types containing methods.
16197 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
16199 PR middle-end/39447
16200 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
16201 (is_simple_operand): Call contains_component_ref_p before calling data
16202 reference analysis that would fail on COMPONENT_REFs.
16204 * tree-vrp.c (search_for_addr_array): Fix formatting.
16206 2009-03-18 Richard Guenther <rguenther@suse.de>
16208 * tree-vect-transform.c (vect_loop_versioning): Fold the
16209 generated comparisons.
16210 * tree-vectorizer.c (set_prologue_iterations): Likewise.
16211 (slpeel_tree_peel_loop_to_edge): Likewise.
16213 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16215 PR middle-end/37805
16216 * opts.c (print_specific_help): In addition to `undocumented',
16217 accept `separate' and `joined' flags if passed alone. Describe
16218 output by the first matched one of those.
16219 (common_handle_option): Skip over empty strings.
16220 * gcc.c (display_help): Fix help string for `--help='.
16221 * doc/invoke.texi (Option Summary, Overall Options): With
16222 `--help=', classes and qualifiers can both be repeated, but
16223 only the latter can be negated. One should not pass only
16224 negated qualifiers. Fix markup and examples.
16227 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16228 PR middle-end/37805
16229 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16230 and -fhelp=separate.
16232 2009-03-17 Jing Yu <jingyu@google.com>
16234 PR middle-end/39378
16235 * function.h (struct rtl_data): Move is_thunk from here...
16236 (struct function): ...to here.
16237 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16238 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16240 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16242 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16243 (alpha_output_function_end_prologue): Likewise.
16244 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16245 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16246 (rs6000_output_function_epilogue): Likewise.
16247 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16249 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16252 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16253 from different units in a single alternative.
16254 (*truncdfsf_i387): Ditto.
16255 (*truncxfsf2_mixed): Ditto.
16256 (*truncxfdf2_mixed): Ditto.
16258 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16260 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16261 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16264 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16265 unused non-artificial variables when not optimizing.
16268 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16269 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16270 NAMESPACE_DECL in its DECL_INITIAL.
16272 PR middle-end/39443
16273 * optabs.c (set_user_assembler_libfunc): New function.
16274 * expr.h (set_user_assembler_libfunc): New prototype.
16275 * c-common.c: Include libfuncs.h.
16276 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16277 for memcmp, memset, memcpy, memmove and abort.
16278 * Makefile.in (c-common.o): Depend on libfuncs.h.
16281 * dwarf2out.c (gen_inlined_enumeration_type_die,
16282 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16283 gen_tagged_type_instantiation_die): Removed.
16284 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16287 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16290 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16292 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16293 (check-parallel-%): Ditto.
16294 (check-consistency): Ditto.
16296 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16298 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16299 local variable rhs by NULL_TREE.
16301 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16304 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16306 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16309 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16311 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16314 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16315 for ms->sysv ABI calls only in 64bit mode.
16317 * config/i386/i386.md (untyped_call): Support 32bit.
16319 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16321 * doc/extend.texi: Replace x86_65 with x86_64.
16323 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16325 PR tree-optimization/39455
16326 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16327 mismatches for POINTER_TYPE_P (type).
16328 (number_of_iterations_le): Likewise.
16330 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16332 * config/picochip/picochip.c: Removed profiling support.
16333 * config/picochip/picochip.md: Removed profiling instruction.
16334 * config/picochip/picochip.h: Removed profiling builtin.
16336 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16338 * doc/install.texi (--with-host-libstdcxx): Document.
16340 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16343 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16344 generate a warning if the function name does not begin with
16345 "__vector" and the function has either the 'signal' or 'interrupt'
16346 attribute, from here to ...
16347 (avr_declare_function_name): ...here. New function.
16348 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16349 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16351 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16354 * cse.c (fold_rtx): Don't modify original const_arg1 when
16355 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16356 separate variable instead.
16357 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16358 from out of range shift counts.
16359 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16361 2009-03-13 Catherine Moore <clm@codesourcery.com>
16363 * config/i386/x-mingw32 (host-mingw32.o): Replace
16364 diagnostic.h with $(DIAGNOSTIC_H).
16366 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16369 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16371 * config/i386/sync.md (sync_compare_and_swap<mode>,
16372 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16373 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16375 (sync_double_compare_and_swapdi_pic,
16376 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16377 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16379 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16382 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16384 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16387 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16388 (avx_addsubv4df3): Likewise.
16389 (*avx_addsubv4sf3): Likewise.
16390 (sse3_addsubv4sf3): Likewise.
16392 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16395 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16397 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16400 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16401 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16402 registers for allocnos created from user-defined variables.
16404 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16407 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16408 of non-integer mode as well.
16410 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16412 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16413 for functions for which the parameter types are unknown.
16415 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16418 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16419 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16420 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16421 * config/i386/i386.c (ix86_local_alignment): For
16422 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16423 long long variables on the stack to avoid dynamic realignment.
16424 Allow the first argument to be a decl rather than type.
16425 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16427 2009-03-11 Nick Clifton <nickc@redhat.com>
16430 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16432 Add description to mno-lsim option.
16433 * config/mcore/mcore.h: Remove comment about deprecated m4align
16435 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16436 * doc/invoke.texi: Add description of mno-lsim and
16437 mstack-increment options.
16439 * config/fr30/fr30.opt: Document the -mno-lsim option.
16440 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16441 and -mno-lsim options.
16443 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16445 * fold-const.c (fold_comparison): Only call fold_inf_compare
16446 if the mode supports infinities.
16448 2009-03-11 Jason Merrill <jason@redhat.com>
16451 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16452 end already did. Notice GIMPLE_CALL modifications of the result.
16453 Don't copy debug information from an ignored decl or a decl from
16456 2009-03-10 Richard Guenther <rguenther@suse.de>
16457 Nathan Froyd <froydnj@codesourcery.com>
16459 PR middle-end/37850
16460 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16461 (__divMODE3): Likewise.
16463 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16465 PR tree-optimization/39394
16466 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16467 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16469 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16471 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16472 inline asms for register asm ("") declarations.
16474 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16476 * fold-const.c (fold_unary): Fix comment.
16478 2009-03-07 Jan Hubicka <jh@suse.cz>
16481 * tree-inline.c (setup_one_parameter): Do replacement of const
16482 argument by constant in SSA form.
16484 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16486 PR middle-end/38028
16487 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16488 determine alignment passed to assign_stack_local.
16489 (assign_parms_unsplit_complex): Likewise.
16490 * except.c (sjlj_build_landing_pads): Likewise.
16492 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16494 PR middle-end/39360
16495 * tree-flow.h (add_referenced_var): Return bool instead of void.
16496 * tree-dfa.c (add_referenced_var): Return result of
16497 referenced_var_check_and_insert call.
16498 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16499 of referenced_var_check_and_insert.
16502 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16503 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16504 DIE, don't emit it if abstract origin already has it.
16505 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16506 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16508 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16510 * genpreds.c (needs_variable): Fix parentheses at variable name
16512 (write_tm_constrs_h): Indent generated code.
16514 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16516 * doc/extend.texi (Function Attributes): Add documentation
16517 for isr attributes.
16519 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16522 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16523 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16525 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16527 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16530 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16533 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16534 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16536 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16538 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16539 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16540 constants instead of magic numbers.
16541 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16543 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16544 (x86_64_ms_abi_int_parameter_registers): Ditto.
16545 (x86_64_int_return_registers): Ditto.
16546 (ix86_maybe_switch_abi): Ditto.
16547 (ix86_expand_call): Ditto for clobbered_registers array.
16548 (ix86_hard_regno_mode_ok): Ditto.
16549 (x86_extended_QIreg_mentioned_p): Ditto.
16551 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16553 PR tree-optimization/39349
16554 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16556 * combine.c (gen_lowpart_for_combine): Use omode when generating
16559 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16561 PR rtl-optimization/39235
16562 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16564 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16566 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16568 2009-03-04 Richard Guenther <rguenther@suse.de>
16570 PR tree-optimization/39362
16571 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16572 that occur in abnormal PHIs should be varying.
16574 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16576 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16578 (simple_iv): Take loop as an argument instead of statement.
16579 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16580 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16582 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16584 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16585 * matrix-reorg.c (analyze_transpose): Ditto.
16586 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16587 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16588 * tree-predcom.c (ref_at_iteration): Ditto.
16589 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16591 2009-03-04 Richard Guenther <rguenther@suse.de>
16593 PR tree-optimization/39358
16594 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16595 escaped_id and callused_id.
16596 (solve_graph): Likewise.
16598 2009-03-04 Richard Guenther <rguenther@suse.de>
16600 PR tree-optimization/39339
16601 * tree-sra.c (try_instantiate_multiple_fields): Make it
16602 no longer ICE on the above.
16604 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16606 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16607 that fits within Pmode.
16609 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16611 PR middle-end/10109
16612 * tm.texi (LIBCALL_VALUE): Update description.
16614 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16616 PR middle-end/34443
16617 * doc/extend.texi (section): Update description.
16619 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16621 PR middle-end/39345
16622 * tree-inline.c (remapped_type): New.
16623 (can_be_nonlocal): Call remapped_type instead of remap_type.
16625 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16628 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16629 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16631 2009-03-03 Richard Guenther <rguenther@suse.de>
16633 PR middle-end/39272
16634 * tree.c (tree_nonartificial_location): New function.
16635 * tree.h (tree_nonartificial_location): Declare.
16636 * builtins.c (expand_builtin_memory_chk): Provide location
16637 of the call location for artificial function pieces.
16638 (maybe_emit_chk_warning): Likewise.
16639 (maybe_emit_sprintf_chk_warning): Likewise.
16640 (maybe_emit_free_warning): Likewise.
16641 * expr.c (expand_expr_real_1): Likewise.
16643 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16645 PR tree-optimization/39343
16646 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16647 COMPONENT_REF t has ARRAY_TYPE.
16649 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16651 PR middle-end/39335
16652 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16653 when the type precision of the induction variable should be
16654 larger than the type precision of nit.
16655 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16656 * graphite.c (graphite_loop_normal_form): Same.
16657 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16659 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16661 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16662 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16663 numbers to describe clobbered registers.
16664 (*call_value_0_rex64_ms_sysv): Ditto.
16665 * config/i386/mmx.md (mmx_emms): Ditto.
16666 (mmx_femms): Ditto.
16668 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16670 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16673 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16675 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16676 (spu_section_type_flags): New function.
16678 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16680 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16681 reg_class_contents of FLOAT_REGS into a temporary.
16683 2009-03-02 Richard Guenther <rguenther@suse.de>
16684 Ira Rosen <irar@il.ibm.com>
16686 PR tree-optimization/39318
16687 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16688 information to the vectorized statement.
16690 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16692 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16693 variable. Use defined names instead of magic constants for REX SSE
16696 2009-03-01 Richard Guenther <rguenther@suse.de>
16698 PR tree-optimization/39331
16699 * omp-low.c (lower_send_shared_vars): Do not receive new
16700 values for the reference of DECL_BY_REFERENCE parms or results.
16702 2009-03-01 Jan Hubicka <jh@suse.cz>
16705 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16706 BLOCK_NONLOCALIZED_VAR): New macros.
16707 (tree_block): Add nonlocalized_vars.
16708 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16709 gen_decl_die): Add origin argument. Allow generation of die with
16710 origin at hand only.
16711 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16712 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16714 (gen_block_die): Fix checking for unused blocks.
16715 (process_scope_var): Break out from .... ; work with origins only.
16716 (decls_for_scope) ... here; process nonlocalized list.
16717 (dwarf2out_ignore_block): Look for nonlocalized vars.
16718 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16720 (dump_scope_block): Dump them.
16721 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16722 (remap_block): Likewise.
16723 (can_be_nonlocal): New predicate.
16724 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16726 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16728 * configure: Regenerate.
16730 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16732 * optc-gen.awk: No need to duplicate option flags twice.
16733 Reuse help texts for duplicate options which do not have any.
16735 * gcc.c (display_help): Document --version.
16737 * gcc.c (main): If print_help_list and verbose_flag, ensure
16738 driver output comes before subprocess output.
16740 * optc-gen.awk: Assign all remaining fields to help string,
16741 space-separated, for multi-line help in *.opt.
16743 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16744 -Wno-pedantic-ms-format is for MinGW targets only.
16746 * doc/options.texi (Option file format): Fix bad indentation,
16747 restoring dropped sentence.
16749 2009-02-28 Jan Hubicka <jh@suse.cz>
16751 * tree-inline.c (tree_function_versioning): Output debug info.
16753 2009-02-28 Jan Hubicka <jh@suse.cz>
16756 * tree-inline.c (setup_one_parameter): Do not copy propagate
16757 arguments when not optimizing.
16759 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16762 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16763 (avx_addsubv4df3): Likewise.
16764 (*avx_addsubv4sf3): Likewise.
16765 (sse3_addsubv4sf3): Likewise.
16766 (*avx_addsubv2df3): Likewise.
16767 (sse3_addsubv2df3): Likewise.
16768 (avx_unpckhps256): Correct item selectors.
16769 (avx_unpcklps256): Likewise.
16770 (avx_unpckhpd256): Likewise.
16771 (avx_unpcklpd256): Likewise.
16773 2009-02-28 Jan Hubicka <jh@suse.cz>
16775 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16777 (copy_arguments_for_versioning): If var is declared don't declare it.
16778 (tree_function_versioning): First setup substitutions and then copy
16781 2009-02-27 Jan Hubicka <jh@suse.cz>
16784 * cgraph.h (varpool_output_debug_info): Remove.
16785 * cgraphunit.c (varpool_output_debug_info): Remove.
16786 * dwarf2out.c (deferred_locations_struct): New struct
16787 (deferred_locations): New type.
16788 (deferred_locations_list): New static var.
16789 (deffer_location): New function.
16790 (gen_variable_die): Use it.
16791 (decls_for_scope): Output info on local static vars.
16792 (dwarf2out_finish): Process deferred locations.
16793 * varpool.c (varpool_output_debug_info): Remove.
16795 2009-02-27 Jan Hubicka <jh@suse.cz>
16798 * tree.h (TREE_PROTECTED): Fix comment.
16799 (BLOCK_HANDLER_BLOCK): Remove.
16800 (struct tree_block): Remove handler_block add body_block.
16801 (inlined_function_outer_scope_p): New.
16802 (is_body_block): Remove.
16803 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16804 * dwarf2out.c (is_inlined_entry_point): Remove.
16805 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16806 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16808 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16809 * gimplify.c (gimplify_expr): Gimplify body blocks.
16810 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16811 block with multiple subblocks.
16812 (dump_scope_block): Prettier output; dump more flags and info.
16813 (dump_scope_blocks): New.
16814 (remove_unused_locals): Use dump_scope_blocks.
16815 * tree-flow.h (dump_scope_blocks): Declare.
16816 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16817 * stmt.c (is_body_block): Remove.
16818 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16819 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16821 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16823 PR middle-end/39308
16824 * graphite.c (graphite_loop_normal_form): Do not call
16825 number_of_iterations_exit from a gcc_assert.
16827 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16829 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16830 jumps if COND is NULL.
16831 (find_cond_jump): New function.
16832 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16833 * config/s390/s390.md: Remove z10_cobra attribute value.
16835 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16837 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16838 force_const_mem returns NULL_RTX.
16840 2009-02-26 Jan Hubicka <jh@suse.cz>
16843 * cgraph.h (varpool_output_debug_info): Remove.
16844 * cgraphunit.c (varpool_output_debug_info): Remove.
16845 * dwarf2out.c (deferred_locations_struct): New struct
16846 (deferred_locations): New type.
16847 (deferred_locations_list): New static var.
16848 (deffer_location): New function.
16849 (gen_variable_die): Use it.
16850 (decls_for_scope): Output info on local static vars.
16851 (dwarf2out_finish): Process deferred locations.
16852 * varpool.c (varpool_output_debug_info): Remove.
16854 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16856 PR rtl-optimization/39241
16857 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16858 to subreg_offset_representable_p.
16860 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16862 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16863 execute function prototype. Get f and nregs from max_reg_num
16864 and get_insns. Remove the first backward pass as it's dead,
16865 guard the forward pass by flag_expensive_optimizations.
16866 (rest_of_handle_regmove): Delete.
16867 (pass_regmove): Replace it with regmove_optimize.
16869 2009-02-25 Martin Jambor <mjambor@suse.cz>
16871 PR tree-optimization/39259
16872 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16873 calls_alloca function flags.
16874 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16875 calls are detected.
16877 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16879 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
16880 flags_set_1_rtx, flags_set_1_set): Delete.
16881 (regmove_optimize): Do not call mark_flags_life_zones.
16883 2009-02-24 Julian Brown <julian@codesourcery.com>
16886 * config/arm/arm.c (require_pic_register): Only set
16887 cfun->machine->pic_reg once per function.
16889 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
16891 * doc/invoke.texi (Link Options): Document an easier way to pass
16892 options that take arguments to the GNU linker using -Xlinker and -Wl.
16894 2009-02-24 Steve Ellcey <sje@cup.hp.com>
16897 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
16899 2009-02-24 Richard Guenther <rguenther@suse.de>
16902 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
16904 2009-02-24 Richard Guenther <rguenther@suse.de>
16905 Zdenek Dvorak <ook@ucw.cz>
16907 PR tree-optimization/39233
16908 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
16909 from converting them to a generic type.
16911 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
16913 PR tree-optimization/39260
16914 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
16915 contains a condition with a real type.
16916 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
16918 2009-02-23 Jason Merrill <jason@redhat.com>
16921 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
16922 narrowing_initializer_constant_valid_p.
16923 (narrowing_initializer_constant_valid_p): Don't return
16924 null_pointer_node for adding a pointer to itself.
16926 2009-02-23 Jan Hubicka <jh@suse.cz>
16929 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
16932 2009-02-23 Jan Hubicka <jh@suse.cz>
16934 PR tree-optimization/37709
16935 * tree.c (block_ultimate_origin): Move here from dwarf2out.
16936 * tree.h (block_ultimate_origin): Declare.
16937 * dwarf2out.c (block_ultimate_origin): Move to tree.c
16938 * tree-ssa-live.c (remove_unused_scope_block_p):
16939 Eliminate blocks containig no instructions nor live variables nor
16941 (dump_scope_block): New function.
16942 (remove_unused_locals): Enable removal of dead blocks by default;
16943 enable dumping at TDF_DETAILS.
16945 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16947 * config/i386/i386.c (classify_argument): Don't allow COImode
16949 (function_arg_advance_32): Don't allow OImode.
16950 (function_arg_32): Likewise.
16951 (function_value_32): Likewise.
16952 (return_in_memory_32): Likewise.
16953 (function_arg_64): Remove OImode comment.
16955 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16958 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16959 ix86_expand_vector_set for V4DImode in 64bit mode only.
16960 (ix86_expand_vector_init_one_var): Likewise.
16962 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
16964 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
16966 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16969 * loop-iv.c: Revert last change.
16970 * emit-rtl.c: Likewise.
16972 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16975 * config/i386/i386.c (type_natural_mode): Remove an extra
16976 space in the warning message.
16977 (function_value_32): Handle 32-byte vector modes.
16978 (return_in_memory_32): Likewise.
16980 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16982 * loop-iv.c (truncate_value): New function.
16983 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
16985 (lowpart_subreg): Move to...
16986 * emit-rtl.c: ...here.
16988 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
16990 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
16991 accidental and undocumented change at revision 140860.
16993 2009-02-21 Joseph Myers <joseph@codesourcery.com>
16995 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
16996 take gimple_seq * arguments.
16997 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
16998 types_compatible_p langhook.
17000 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17001 Joseph Myers <joseph@codesourcery.com>
17003 * config/arm/arm.c (arm_builtin_va_list): New function.
17004 (arm_expand_builtin_va_start): Likewise.
17005 (arm_gimplify_va_arg_expr): Likewise.
17006 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17007 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17008 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17009 (va_list_type): New variable.
17010 (arm_mangle_type): Mangle va_list_type appropriately.
17012 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17014 PR middle-end/39157
17015 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17016 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17017 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17018 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17019 parameter to 1000 for -O1 by default.
17020 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17022 * loop-invariant.c: Include params.h.
17023 (move_loop_invariants): Don't call move_single_loop_invariants on
17026 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17028 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17029 offset when calculating bounds for indexing stack_usage_map. Fixes
17030 a buffer overflow with certain target setups.
17032 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17035 * calls.c (expand_call): Clear try_tail_call if caller and callee
17036 disagree in promotion of function return value.
17038 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17041 * c-common.c (c_determine_visibility): If visibility changed and
17042 DECL_RTL has been already set, call make_decl_rtl to update symbol
17045 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17048 * varasm.c (assemble_variable): Don't check DECL_NAME when
17049 globalizing a variable.
17051 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17054 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17055 expression before any __builtin_trap call.
17056 * c-typeck.c (build_function_call): Convert and check function
17057 arguments before generating a call to a trap. Evaluate the
17058 function arguments before the trap.
17060 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
17063 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
17064 (UNSPEC_FXAM_MEM): New unspec.
17065 (fxam<mode>2_i387_with_temp): New insn and split pattern.
17066 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
17067 memory using fxam<mode>2_i387_with_temp to remove excess precision.
17069 2009-02-19 Richard Guenther <rguenther@suse.de>
17071 PR tree-optimization/39207
17072 PR tree-optimization/39074
17073 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
17074 storedanything_tree): New.
17075 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
17076 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
17077 (build_succ_graph): Add edges from STOREDANYTHING to all
17079 (init_base_vars): Initialize STOREDANYTHING.
17080 (compute_points_to_sets): Free substitution info after
17081 building the succ graph.
17082 (ipa_pta_execute): Likewise.
17084 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
17086 (do_ds_constraint): Do not add to special var or non-pointer
17088 (type_could_have_pointers): Split out from ...
17089 (could_have_pointers): ... here. For arrays use the element type.
17090 (create_variable_info_for): Initialize may_have_pointers.
17091 (new_var_info): Likewise.
17092 (handle_lhs_call): Make the HEAP variable unknown-sized.
17093 (intra_create_variable_infos): Use a type with pointers for
17094 PARM_NOALIAS, make it unknown-sized.
17096 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
17099 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
17101 2009-02-18 Jason Merrill <jason@redhat.com>
17104 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
17105 value if DECL_EXTERNAL.
17106 * tree-sra.c (sra_walk_gimple_assign): Likewise.
17107 * target.h (gcc_target::binds_local_p): Clarify "module".
17108 * tree.h (TREE_PUBLIC): Clarify "module".
17110 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
17113 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
17114 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
17116 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
17119 * c.opt (Wabi): Support C and ObjC.
17122 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
17124 * config/i386/i386.c (classify_argument): Warn once about the ABI
17125 change when passing union with long double.
17127 * doc/invoke.texi: Update -Wabi for warning psABI changes.
17129 2009-02-18 Joseph Myers <joseph@codesourcery.com>
17132 * c-parser.c (c_parser_compound_statement): Always enter and leave
17135 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17138 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
17140 2009-02-18 Jakub Jelinek <jakub@redhat.com>
17142 PR tree-optimization/36922
17143 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
17144 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
17147 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17149 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
17152 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17154 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
17156 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17158 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
17161 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
17162 Richard Sandiford <rdsandiford@googlemail.com>
17164 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
17165 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
17166 (loongson_biadd): ...this.
17168 2009-02-17 Richard Guenther <rguenther@suse.de>
17170 PR tree-optimization/39202
17171 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
17172 a var make sure to follow existing collapses.
17174 2009-02-17 Richard Guenther <rguenther@suse.de>
17176 PR middle-end/39214
17177 * langhooks.c (lhd_print_error_function): Check for NULL block.
17179 2009-02-17 Richard Guenther <rguenther@suse.de>
17181 PR tree-optimization/39204
17182 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
17185 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
17187 * config/soft-fp/double.h: Update from glibc CVS.
17189 2009-02-17 Richard Guenther <rguenther@suse.de>
17191 PR tree-optimization/39207
17192 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
17193 strict-aliasing warnings for pointers pointing to NULL.
17195 2009-02-16 Joseph Myers <joseph@codesourcery.com>
17198 * c-parser.c (c_parser_braced_init): Call pop_init_level when
17199 skipping until next close brace.
17201 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
17204 * config/i386/i386.c (ix86_expand_push): Set memory alignment
17205 to function argument boundary.
17207 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17209 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
17210 in the lea_add. Reload eventually constraints it properly.
17211 * config/picochip/constraints.md: Remove the target constraint
17212 "b", since it is not needed anymore.
17214 2009-02-16 Jakub Jelinek <jakub@redhat.com>
17216 * gthr-dce.h: Uglify function parameter and local variable names.
17217 * gthr-gnat.h: Likewise.
17218 * gthr-mipssde.h: Likewise.
17219 * gthr-nks.h: Likewise.
17220 * gthr-posix95.h: Likewise.
17221 * gthr-posix.h: Likewise.
17222 * gthr-rtems.h: Likewise.
17223 * gthr-single.h: Likewise.
17224 * gthr-solaris.h: Likewise.
17225 * gthr-tpf.h: Likewise.
17226 * gthr-vxworks.h: Likewise.
17227 * gthr-win32.h: Likewise.
17229 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17232 * config/i386/i386.md: Restrict the new peephole2 to move
17233 between MMX/SSE registers.
17235 2009-02-15 Richard Guenther <rguenther@suse.de>
17238 2009-02-13 Richard Guenther <rguenther@suse.de>
17240 * configure.ac: Enable LFS.
17241 * configure: Re-generate.
17242 * config.in: Likewise.
17244 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17246 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17247 spu_srqwbyte, spu_srqwbytebc): Define.
17248 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17249 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17250 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17251 "shrqby_<mode>"): New insn-and-split patterns.
17252 * config/spu/spu.c (expand_builtin_args): Determine and return
17253 number of operands using spu_builtin_description data.
17254 (spu_expand_builtin_1): Use it.
17256 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17259 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17262 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17265 * config/i386/i386.c (override_options): Correct warning
17266 messages for -malign-loops, -malign-jumps and -malign-functions.
17268 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17271 * config/i386/i386.md: Restrict the new peephole2 to move
17272 between the general purpose registers.
17274 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17277 * config/i386/i386.c (type_natural_mode): Add a new argument.
17278 Return the original mode and warn ABI change if vector size is 32byte.
17279 (function_arg_advance): Updated.
17280 (function_arg): Likewise.
17281 (ix86_function_value): Likewise.
17282 (ix86_return_in_memory): Likewise.
17283 (ix86_sol10_return_in_memory): Likewise.
17284 (ix86_gimplify_va_arg): Likewise.
17285 (function_arg_32): Don't warn ABX ABI change here.
17286 (function_arg_64): Likewise.
17288 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17290 * loop-iv.c (implies_p): In the final case, test that operands 0
17291 of the two comparisons match.
17293 * config/bfin/bfin.c (find_prev_insn_start): New function.
17294 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17295 (find_next_insn_start): Move.
17297 2009-02-13 Richard Guenther <rguenther@suse.de>
17299 * configure.ac: Enable LFS.
17300 * configure: Re-generate.
17301 * config.in: Likewise.
17303 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17306 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17307 sizes on syntax error after some arguments have been parsed.
17309 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17311 * doc/invoke.texi (-fira): Remove.
17313 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17315 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17316 * recog.c: Likewise.
17319 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17321 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17322 (umul_ppmm): Likewise.
17323 (count_leading_zeros): Likewise.
17324 (count_trailing_zeros): Likewise.
17325 (UMUL_TIME): Likewise.
17327 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17329 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17330 soft-fp/t-softfp to tmake_file.
17332 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17333 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17334 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17335 IA64_BUILTIN_INFQ]: New.
17336 (ia64_init_builtins): Initialize __builtin_infq,
17337 __builtin_fabsq and __builtin_copysignq if not HPUX.
17338 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17339 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17341 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17343 (__fixtfti): Likewise.
17344 (__fixunstfti): Likewise.
17345 (__floattitf): Likewise.
17347 * config/ia64/libgcc-glibc.ver: New.
17348 * config/ia64/t-fprules-softfp: Likewise.
17349 * config/ia64/sfp-machine.h: Likewise.
17351 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17352 (LIBGCC2_TF_CEXT): Likewise.
17353 (TF_SIZE): Likewise.
17354 (TARGET_INIT_LIBFUNCS): Likewise.
17356 * config/ia64/t-glibc (SHLINB_MAPFILES):
17357 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17359 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17361 * config/i386/i386.c (construct_container): Rewrite processing
17362 BLKmode with X86_64_SSE_CLASS.
17364 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17367 * config/i386/i386.md: Replace simplify_replace_rtx with
17368 replace_rtx in the new peephole2.
17370 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17372 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17373 loop unrolling do not happen at -O2.
17375 2009-02-12 Michael Matz <matz@suse.de>
17377 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17379 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17381 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17384 2009-02-12 Ben Elliston <bje@au.ibm.com>
17386 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17387 patterns when updating the back chain. Missed in the 2009-02-10
17390 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17392 * doc/extend.texi (Decimal Floating Types): Update identifier of
17393 draft TR and list of missing support.
17395 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17397 PR middle-end/39154
17398 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17399 bit to variable length decl's flags, add it also to its
17400 pointer replacement variable.
17402 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17403 Jakub Jelinek <jakub@redhat.com>
17406 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17407 (memory_blockage): New expander.
17408 (*memory_blockage): New insn pattern.
17409 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17410 instead of general blockage at the end of function prologue when
17411 frame pointer is used to access red zone area. Do not emit blockage
17412 when profiling, it is emitted in generic code.
17413 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17414 function epilogue when frame pointer is used to access red zone area.
17416 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17419 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17420 by arithmetic with memory operands.
17421 * config/i386/predicates.md (commutative_operator): New.
17423 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17425 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17428 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17430 * alias.h (record_alias_subset): Declare.
17431 * alias.c (record_alias_subset): Make global.
17433 2009-02-10 Nick Clifton <nickc@redhat.com>
17435 * tree-parloops.c: Change license to GPLv3.
17436 * ipa-struct-reorg.c: Change license to GPLv3.
17437 * ipa-struct-reorg.h: Change license to GPLv3.
17439 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17442 * c-decl.c (start_struct): Return NULL on error.
17444 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17446 PR middle-end/39124
17447 * cfgloopmanip.c (remove_path): Call remove_bbs after
17448 cancel_loop_tree, not before it.
17451 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17452 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17453 VAR_DECLs were seen.
17454 * tree-ssa-live.c (remove_unused_locals): Recompute
17455 cfun->has_local_explicit_reg_vars.
17456 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17457 copies or clearings if cfun->has_local_explicit_reg_vars.
17459 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17462 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17463 of function prologue when frame pointer is used to access
17466 2009-02-10 Richard Guenther <rguenther@suse.de>
17468 PR middle-end/39127
17469 * gimplify.c (gimple_regimplify_operands): Always look if
17470 we need to create a temporary.
17472 2009-02-10 Richard Guenther <rguenther@suse.de>
17474 PR tree-optimization/39132
17475 * tree-loop-distribution.c (todo): New global var.
17476 (generate_memset_zero): Trigger TODO_rebuild_alias.
17477 (tree_loop_distribution): Return todo.
17479 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17482 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17483 (x86_64_reg_class_name): Removed.
17484 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17485 first one isn't X86_64_SSE_CLASS or any other ones aren't
17486 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17487 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17488 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17489 and 3 X86_64_SSEUP_CLASS.
17490 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17491 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17493 2009-02-10 Ben Elliston <bje@au.ibm.com>
17495 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17496 form instruction to update the stack back chain word, even if the
17497 user has disabled the generation of update instructions.
17498 (movdi_<mode>_update_stack): New.
17499 (movsi_update_stack): Likewise.
17500 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17501 always use an update form instruction to update the stack back
17504 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17506 PR middle-end/38953
17507 * graphite.c (if_region_set_false_region): After moving a region in
17508 the false branch of a condition, remove the empty dummy basic block.
17509 (gloog): Remove wrong fix for PR38953.
17511 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17513 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17514 generation due to implicit sign extension.
17516 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17518 PR middle-end/38981
17519 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17520 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17522 2009-02-09 Richard Guenther <rguenther@suse.de>
17524 PR middle-end/35202
17525 * convert.c (convert_to_real): Disable (float)fn((double)x)
17526 to fnf(x) conversion if errno differences may occur and
17527 -fmath-errno is set.
17529 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17531 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17532 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17533 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17535 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17538 * c-common.c (handle_alias_attribute): Disallow attribute for
17539 anything not a FUNCTION_DECL or VAR_DECL.
17541 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17544 * real.c (do_compare): Special-case compare of zero against
17545 decimal float value.
17547 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17550 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17551 as indicating flexible array members unless the field itself is
17552 being declarared as the incomplete array.
17554 2009-02-06 Jan Hubicka <jh@suse.cz>
17556 PR tree-optimization/38844
17557 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17558 is already inlined.
17560 2009-02-06 Richard Guenther <rguenther@suse.de>
17562 PR middle-end/38977
17563 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17564 fork because we may expand it as __gcov_fork.
17566 2009-02-06 Nick Clifton <nickc@redhat.com>
17568 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17570 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17572 PR tree-optimization/35659
17573 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17574 vn_phi_eq): Shortcut if hashcode does not match.
17575 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17577 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17578 and avoid iterative_hash_expr.
17579 (FOR_EACH_VALUE_ID_IN_SET): New.
17580 (value_id_compare): Remove.
17581 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17582 sort expressions by value id.
17584 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17587 * config/sh/predicates.md (general_movsrc_operand): Don't check
17588 the subreg of system registers here.
17590 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17593 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17594 on the copied decl.
17596 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17598 PR rtl-optimization/39110
17599 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17600 addresses, not aligned ones.
17602 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17603 Richard Guenther <rguenther@suse.de>
17605 PR tree-optimization/39100
17606 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17607 comment says and add edges.
17609 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17612 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17613 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17615 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17617 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17618 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17619 register_bb_in_sese, new_sese, free_sese): Moved.
17620 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17621 outermost_loop_in_scop, build_scop_iteration_domain,
17622 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17623 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17624 Use loop_in_sese_p instead of loop_in_scop_p.
17625 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17626 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17627 (scopdet_basic_block_info): Fix bug in scop detection.
17628 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17629 eq_loop_to_cloog_loop): Remove.
17630 (nb_loops_around_loop_in_scop, nb_loop
17631 ref_nb_loops): Moved here...
17632 * graphite.h (ref_nb_loops): ... from here.
17633 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17634 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17635 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17636 * testsuite/gcc.dg/graphite/scop-19.c: New
17638 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17639 Hans-Peter Nilsson <hp@axis.com>
17641 PR rtl-optimization/37889
17642 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17643 Move offset handling from PLUS to before the switch. Use new
17644 arguments when considering SYMBOL_REFs too.
17645 (rtx_addr_can_trap_p): Pass dummy offset and size.
17646 (enum may_trap_p_flags): Remove.
17647 (may_trap_p_1): Pass size from MEM_SIZE.
17649 PR rtl-optimization/38921
17650 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17651 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17652 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17653 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17655 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17657 AVX Programming Reference (January, 2009)
17658 * config/i386/sse.md (*vpclmulqdq): New.
17660 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17662 PR tree-optimization/38977
17663 PR gcov-profile/38292
17664 * calls.c (special_function_p): Disregard __builtin_ prefix.
17666 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17668 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17669 non-indexable addresses even before reload.
17671 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17674 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17675 as having variable size. Do not give an error for unnamed
17676 parameters with [*] declarators. Give a warning for type names
17677 with [*] declarators and mark them as variable size.
17678 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17679 for sizeof applied to [*] type names.
17681 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17684 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17686 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17688 * gcc.c (process_command): Update copyright notice dates.
17689 * gcov.c (print_version): Likewise.
17690 * gcov-dump.c (print_version): Likewise.
17691 * mips-tfile.c (main): Likewise.
17692 * mips-tdump.c (main): Likewise.
17694 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17697 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17698 for composite type involving a zero-length array type.
17700 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17703 * function.c (match_asm_constraints_1): Skip over
17704 initial optional % in the constraint.
17706 PR inline-asm/39059
17707 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17708 supported, don't accept FIXED_CSTs.
17709 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17710 and _Sat is used without _Fract/_Accum. Set specs->type to
17711 integer_type_node for cts_fract/cts_accum if fixed point is not
17714 2009-02-02 Catherine Moore <clm@codesourcery.com>
17716 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17718 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17720 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17721 (ABI_HAS_64BIT_SYMBOLS): Use it.
17722 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17724 2009-02-02 Paul Brook <paul@codesourcery.com>
17726 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17728 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17730 PR inline-asm/39058
17731 * recog.h (asm_operand_ok): Add constraints argument.
17732 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17733 recurse on matching constraint.
17734 (check_asm_operands): Pass constraints as 3rd argument to
17735 asm_operand_ok. Don't look up matching constraint here.
17736 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17739 2009-02-02 Ben Elliston <bje@au.ibm.com>
17741 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17742 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17744 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17746 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17747 information. Remove some obsolete information. Reorganize.
17749 * config/pa/fptr.c: Revert license to GPL 2.
17750 * config/pa/milli64.S: Likewise.
17752 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17755 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17756 LIBRARY name in, instead of hard-coding it.
17757 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17758 extra target make frag to tmake_files according to EH model.
17759 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17760 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17761 frags that define makefile variable EH_MODEL appropriately.
17762 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17763 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17764 to "-sjlj" according to type of EH configured.
17765 (LIBGCC_SONAME): Concatenate it to shared library base name.
17766 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17767 to "_sjlj" according to type of EH configured.
17768 (LIBGCC_SONAME): Concatenate it to shared library base name.
17769 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17770 (SHLIB_LINK): Add missing semicolon to if-else construct.
17771 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17772 string value of "pe_dll" command-line option.
17773 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17774 (SHLIB_SONAME): Use it when overriding t-cygming default.
17775 (SHLIB_IMPLIB): Override t-cygming default.
17776 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17777 string value of "pe_dll" command-line option.
17779 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17782 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17783 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17785 2009-01-31 Richard Guenther <rguenther@suse.de>
17787 PR tree-optimization/38937
17788 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17789 computing the transitive closure.
17791 2009-01-30 Richard Guenther <rguenther@suse.de>
17793 PR tree-optimization/39041
17794 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17795 Propagate variable indices only if the types match for this stmt.
17797 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17800 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17801 inline but never defined.
17803 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17805 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17806 (*insv_h_di_reg_extimm): New insn.
17807 (*insv_l<mode>_reg_extimm): New insn.
17809 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17811 * config/picochip/picochip.c (flag_conserve_stack): set
17812 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17813 fconserve-stack. Reduce call-overhead used by inliner.
17815 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17818 * common.opt (flag_conserve_stack): Initialised to zero.
17820 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17823 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17824 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17827 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17829 * ira-color.c (allocno_reload_assign): Update comments.
17830 * regmove.c (regmove_optimize): Likewise.
17834 2009-01-29 Robert Millan <rmh@aybabtu.com>
17836 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17837 * config/i386/kopensolaris-gnu.h: New file. Undefine
17838 `MD_UNWIND_SUPPORT'.
17839 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17841 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17843 PR tree-optimization/39007
17844 * tree-loop-distribution.c (generate_builtin): Use
17845 recompute_dominator to compute the immediate dominator of the
17846 basic block just after the loop.
17848 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17850 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17851 (ASM_OUTPUT_DWARF_PCREL): Define.
17853 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17855 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17856 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17857 global. Modify entries about regmove and IRA.
17859 * ra-conflict.c: Remove the file.
17861 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17863 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17864 (pass_regclass_init): Rename to pass_reginfo_init.
17866 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17868 * toplev.h (flag_ira): Remove.
17870 * caller-save.c (setup_save_areas): Remove flag_ira.
17872 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17874 * global.c: Remove the file.
17876 * opts.c (decode_options): Remove flag_ira.
17878 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
17880 * regmove.c: Modify file description.
17881 (find_use_as_address, try_auto_increment): Define them only if
17882 AUTO_INC_DEC is defined.
17883 (replacement_quality, replace_in_call_usage, fixup_match_1,
17884 stable_and_no_regs_but_for_p): Remove.
17885 (reg_set_in_bb): Make it static.
17886 (regmove_optimize): Remove flag_ira and code which worked for
17889 * local-alloc.c: Remove the file.
17891 * common.opt (fira): Remove.
17893 * ira.c: Include except.h.
17894 (eliminable_regset): Move from global.c.
17895 (mark_elimination): Ditto. Remove flag_ira.
17896 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
17897 equiv_mem_modified, validate_equiv_mem_from_store,
17898 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
17899 contains_replace_regs, memref_referenced_p, memref_used_between_p,
17900 no_equiv, recorded_label_ref): Move from local-alloc.c.
17901 (update_equiv_regs): Ditto. Make it static.
17902 (print_insn_chain, print_insn_chains): Move it from global.c.
17903 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
17904 (build_insn_chain): Ditto. Make it static.
17905 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
17906 Rename to init_live_subregs.
17907 (gate_ira): Remove flag_ira.
17909 * regclass.c: Rename reginfo.c. Change file description.
17910 (FORBIDDEN_INC_DEC_CLASSES): Remove.
17911 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
17912 (init_reg_sets_1): Remove code for evaluation of
17913 reg_class_superclasses and losing_caller_save_reg_set.
17914 (init_regs): Remove init_reg_autoinc.
17915 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
17916 ok_for_base_p_nonstrict): Remove.
17917 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
17918 (pass_regclass_init): Rename to pass_reginfo_init. Modify
17919 corresponding entries.
17920 (dump_regclass, record_operand_costs, scan_one_insn,
17921 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
17922 record_address_regs, auto_inc_dec_reg_p): Remove.
17923 (gt-regclass.h): Rename to gt-reginfo.h.
17925 * rtl.h (dump_global_regs, retry_global_alloc,
17926 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
17928 * Makefile.in (RA_H): Remove.
17929 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
17930 Rename regclass.o to reginfo.o.
17931 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
17933 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
17934 (GTFILES): Rename regclass.c to reginfo.c.
17936 * passes.c (init_optimization_passes): Remove pass_local_alloc and
17937 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
17939 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17940 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
17942 (finish_spills): Ditto. Remove code for !flag_ira.
17944 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
17946 PR middle-end/35854
17947 * doc/invoke.texi (rtl debug options): Complete rewrite.
17948 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
17950 * mode-switching.c (pass_mode_switching): Rename pass from
17951 "mode-sw" to "mode_sw".
17952 * except.c (pass_convert_to_eh_ranges): Rename pass from
17953 "eh-ranges" to "eh_ranges".
17954 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
17958 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
17959 Alexander Monakov <amonakov@ispras.ru>
17961 PR middle-end/38857
17962 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
17964 (move_exprs_to_boundary): Change return type and pass through
17965 should_move from move_op. Relax assert. Update usage ...
17966 (schedule_expr_on_boundary): ... here. Use should_move instead of
17968 (move_op_orig_expr_found): Indicate that insn was disconnected from
17970 (code_motion_process_successors): Do not call after_merge_succs
17971 callback if original expression was not found when traversing any of
17973 (code_motion_path_driver): Change return type. Update prototype.
17974 (move_op): Update comment. Add a new parameter (should_move). Update
17975 prototype. Set *should_move based on indication provided by
17976 move_op_orig_expr_found.
17978 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
17980 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
17981 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
17982 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
17983 * config/rs6000/rs6000.c (rs6000_override_options): Default
17984 avoid-indexed-addresses on for Power6, off for everything else.
17985 (avoiding_indexed_address_p): New function.
17986 (rs6000_legitimize_address): Use it.
17987 (rs6000_legitimate_address): Likewise.
17988 * config/rs6000/rs6000.md (movXX_updateX): Likewise
17990 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
17992 PR tree-optimization/38997
17993 * tree-loop-distribution.c (generate_memset_zero): Use
17994 POINTER_PLUS_EXPR for a pointer addition.
17996 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
17998 * config/s390/s390.md (bswap<mode>2): New pattern added.
18000 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18002 * config/s390/s390.md (*tls_load_31): Added type attribute.
18004 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18006 * config/s390/s390.md: Fix a few comments.
18008 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18010 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18011 (*tm<mode>_full): Fixed z10prop attribute.
18012 (*tst<mode>_extimm): Fixed z10prop attribute.
18013 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18014 (*tstqiCCT_cconly): Fixed z10prop attribute.
18015 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18016 (*movsi_larl): Fixed z10prop attribute.
18017 (*movsi_zarch): Fixed z10prop attribute.
18018 (*movsi_eas): Fixed z10prop attribute.
18019 (*movhi): Fixed z10prop attribute.
18020 (*movqi): Fixed z10prop attribute.
18021 (*movstrictqi): Fixed z10prop attribute.
18022 (*mov<mode>): Fixed z10prop attribute.
18023 (*movcc): Fixed z10prop attribute.
18024 (*sethighpartdi_64): Fixed z10prop attribute.
18025 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18026 (*negdi2_sign_cc): Fixed z10prop attribute.
18027 (*negdi2_sign): Fixed z10prop attribute.
18028 (*absdi2_sign_cc): Fixed z10prop attribute.
18029 (*absdi2_sign): Fixed z10prop attribute.
18030 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18031 (*negabsdi2_sign): Fixed z10prop attribute.
18032 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18033 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18034 (doloop_si64): Fixed z10prop attribute.
18035 (doloop_si31): Fixed z10prop attribute.
18036 (doloop_long): Fixed z10prop attribute.
18037 (indirect_jump): Fixed z10prop attribute.
18038 (nop): Fixed z10prop attribute.
18039 (main_base_64): Fixed z10prop attribute.
18040 (reload_base_64): Fixed z10prop attribute.
18042 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18044 PR rtl-optimization/38740
18045 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18047 * config/mips/mips.c (mips_reorg): Likewise.
18049 2009-01-28 Richard Guenther <rguenther@suse.de>
18051 PR tree-optimization/38926
18052 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18053 with the correct value id to a value.
18054 (do_regular_insertion): Use the value number of edoubleprime
18055 for the value number of the expr.
18058 2008-08-21 Richard Guenther <rguenther@suse.de>
18060 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
18061 a PHI ask VN if it is already available.
18062 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
18063 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
18065 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18067 PR middle-end/38934
18068 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
18069 set to varying whenever max has TREE_OVERFLOW set, similarly
18070 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
18072 2009-01-28 Richard Guenther <rguenther@suse.de>
18074 PR middle-end/38908
18075 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
18076 uninitialized aggregate uses in call arguments.
18078 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
18080 PR tree-optimization/38984
18081 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
18082 the nothing_id variable if -fno-delete-null-pointer-checks.
18084 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
18087 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
18088 (set_got_offset_rex64): Ditto.
18090 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
18093 * doc/extend.texi: Improve local variable with asm reg.
18095 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
18097 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
18098 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
18099 was not supplied then set warn_packed_bitfield_compat to the
18100 default value of 1.
18101 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
18104 2009-01-27 Richard Guenther <rguenther@suse.de>
18106 PR tree-optimization/38503
18107 * cfgexpand.c (expand_gimple_basic_block): Ignore
18108 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
18109 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
18110 variables that cannot have TBAA applied.
18111 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
18114 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
18116 PR middle-end/38969
18117 * calls.c (initialize_argument_information): Do not wrap complex
18118 arguments in SAVE_EXPR.
18120 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
18122 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
18123 (INSTALL_LIBGCC): Revert typo commit.
18125 2009-01-26 Richard Guenther <rguenther@suse.de>
18127 PR tree-optimization/38745
18128 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
18129 from special handling.
18131 2009-01-26 Richard Guenther <rguenther@suse.de>
18133 PR tree-optimization/38745
18134 * tree-ssa.c (execute_update_addresses_taken): Do not include
18135 variables that cannot possibly be a register in not_reg_needs.
18136 Do not clear TREE_ADDRESSABLE on vars that may not become
18138 * tree-ssa.c (update_alias_info_1): Include those in the set
18139 of addressable vars.
18141 2009-01-26 Richard Guenther <rguenther@suse.de>
18143 PR middle-end/38851
18144 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
18145 * tree-ssa-dse.c: Include langhooks.h
18146 (execute_simple_dse): Remove stores with zero size.
18148 2009-01-24 Jakub Jelinek <jakub@redhat.com>
18151 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
18154 2009-01-24 Julian Brown <julian@codesourcery.com>
18156 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
18157 config/arm/linux-atomic.c.
18158 * config/arm/linux-atomic.c: New.
18160 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
18162 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
18163 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
18164 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
18166 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
18169 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
18172 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
18174 PR tree-optimization/38953
18175 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
18176 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
18177 (gloog): Split the exit of the scop when the scop exit is a loop exit.
18178 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
18181 2009-01-24 Paul Brook <paul@codesourcery.com>
18183 * config/arm/neon.md (neon_type): Move to arm.md.
18184 (neon_mov<VSTRUCT>): Add neon_type attribute.
18185 * config/arm/arm.md (neon_type): Move to here.
18186 (conds): Add "unconditioal" and use as default for NEON insns.
18188 2009-01-24 Ben Elliston <bje@au.ibm.com>
18190 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
18191 void *' warning from -Wc++-compat.
18192 * Makefile.in (dominance.o-warn): Remove.
18194 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
18196 PR tree-optimization/38932
18197 * fold-const.c (fold_unary_ignore_overflow): New.
18198 * tree.h (fold_unary_ignore_overflow): Declare.
18199 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
18200 * tree-ssa-sccvn.c (visit_reference_op_load,
18201 simplify_unary_expression): Likewise.
18203 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
18205 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
18206 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
18207 regardless of their type.
18208 * c-common.c (handle_packed_attribute): Don't ignore packed on
18210 * c.opt (Wpacked-bitfield-compat): New warning option.
18211 * stor-layout.c (place_field): Warn if offset of a field changed.
18212 * doc/extend.texi (packed): Mention the ABI change.
18213 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
18214 (Warning Options): Add it to the list.
18216 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
18218 * c-opts.c (c_common_post_options): Fix a typo in comments.
18220 2009-01-22 Steve Ellcey <sje@cup.hp.com>
18222 PR middle-end/38615
18223 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18224 variables to static.
18225 * doc/invoke.texi (-fmerge-all-constants): Update description.
18227 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18230 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18231 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18233 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18235 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18237 (LOCAL_ALIGNMENT): Similarly.
18239 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18240 Joseph Myers <joseph@codesourcery.com>
18242 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18243 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18244 * config/arm/arm-tune.md: Regenerate.
18245 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18248 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18250 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18251 version number to five.
18253 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18256 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18257 * c-common.c (set_underlying_type): Likewise.
18258 (is_typedef_decl ): Likewise
18260 (set_underlying_type): Likewise.
18261 (is_typedef_type): Likewise.
18263 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18265 PR middle-end/38587
18266 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18269 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18272 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18273 (LIBGCC_SPEC): Don't define.
18274 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18276 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18278 PR rtl-optimization/38879
18279 * alias.c (base_alias_check): Unaligned access via AND address can
18280 alias all surrounding object types except those with sizes equal
18281 or wider than the size of unaligned access.
18283 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18286 * c-decl.c (clone_underlying_type): Move this ...
18287 * c-common.c (set_underlying_type): ... here.
18288 Also, make sure the function properly sets TYPE_STUB_DECL() on
18289 the newly created typedef variant type.
18290 (is_typedef_decl ): New entry point.
18291 * tree.h: Added a new member member_types_needing_access_check to
18292 struct tree_decl_non_common.
18293 (set_underlying_type): New entry point.
18294 (is_typedef_type): Likewise.
18296 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18298 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18299 Check whether two instructions have memory references that
18300 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18301 are helper functions for traversing.
18302 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18303 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18304 not to draw dependency edge for instructions with non-conflicting
18307 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18310 * longlong.h: Update copyright years. Use soft-fp license notice.
18311 Sync __clz_tab declaration with glibc.
18313 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18316 * doc/extend.texi (syscall_linkage): New.
18317 (version_id): Modify.
18319 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18320 Richard Guenther <rguenther@suse.de>
18322 PR tree-optimization/38747
18323 PR tree-optimization/38748
18324 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18325 conversion if the base address is an indirect reference and the
18326 aliasing sets could cause issues.
18328 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18330 * common.opt (fgraphite, fgraphite-identity): Add comment for
18331 explaining why these options are not documented.
18333 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18335 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18336 gimple_call_lhs is NULL.
18338 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18341 * emit-rtl.c (adjust_address_1): Make sure memref is never
18344 2009-01-20 Ben Elliston <bje@au.ibm.com>
18346 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18347 const qualifier from arg parameter. Remove unnecessary cast to char *.
18348 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18349 const qualifier from arg 2.
18351 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18353 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18355 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18358 * rtl.h (reinit_regs): New prototype.
18359 * regclass.c: Include ira.h.
18360 (reinit_regs): New.
18361 * Makefile.in (regclass.o): Add ira.h.
18362 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18364 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18367 * c-common.c (handle_aligned_attribute): Use
18368 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18369 default alignment value.
18371 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18373 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18374 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18376 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18377 __BIGGEST_ALIGNMENT__.
18379 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18381 2009-01-18 Richard Guenther <rguenther@suse.de>
18383 PR tree-optimization/38819
18384 * tree-flow.h (operation_could_trap_helper_p): Declare.
18385 * tree-eh.c (operation_could_trap_helper_p): Export.
18386 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18387 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18388 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18389 are about to insert a possibly trapping instruction and fail
18392 2009-01-18 Andreas Schwab <schwab@suse.de>
18394 * doc/install.texi (Configuration): Remove obsolete paragraph
18395 about use of --with-gnu-ld with --with-gnu-as.
18397 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18399 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18400 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18401 Follow spelling conventions.
18403 2009-01-18 Ben Elliston <bje@au.ibm.com>
18405 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18406 C++ warning about implicit conversion from void * to struct
18408 (bitmap_obstack_free): Likewise for bitmap_element *.
18409 * Makefile.in (bitmap.o-warn): Remove.
18411 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18413 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18415 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18416 Tobias Grosser <tobi.grosser@amd.com>
18418 * graphite.c (graphite_trans_scop_block): Do not block single
18421 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18423 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18424 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18425 test with assertion.
18427 2009-01-16 Richard Guenther <rguenther@suse.de>
18429 PR tree-optimization/38835
18430 PR middle-end/36227
18431 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18432 and INT + PTR -> (INT)(PTR p+ INT) folding.
18433 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18435 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18438 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18439 the subreg from a lowpart subreg if it is also casting the value.
18441 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18442 Tobias Grosser <tobi.grosser@amd.com>
18444 * graphite.c (compare_prefix_loops): New.
18445 (build_scop_canonical_schedules): Rewritten.
18446 (graphite_transform_loops): Move build_scop_canonical_schedules
18447 after build_scop_iteration_domain.
18449 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18450 Tobias Grosser <tobi.grosser@amd.com>
18452 * graphite.c (add_conditions_to_domain): Add the loops to
18453 the dimension of the iteration domain. Do copy the domain
18454 only when it exists.
18455 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18456 (add_conditions_to_constraints): New.
18457 (can_generate_code_stmt, can_generate_code): Removed.
18458 (gloog): Do not call can_generate_code.
18459 (graphite_transform_loops): Call add_conditions_to_constraints
18460 after building the iteration domain.
18462 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18464 PR tree-optimization/38789
18465 * tree-ssa-threadedge.c
18466 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18467 __builtin_constant_p.
18469 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18471 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18472 examined before deleting them.
18474 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18476 * function.c (aggregate_value_p): Correctly extract the function
18477 type from CALL_EXPR_FN lookup.
18479 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18481 * config/picochip/picochip.c (picochip_override_options): Revert
18482 CFI asm flag disable commited previously.
18484 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18485 Tobias Grosser <tobi.grosser@amd.com>
18486 Jan Sjodin <jan.sjodin@amd.com>
18488 * graphite.c (scan_tree_for_params): On substractions negate
18489 all the coefficients of the term.
18490 (clast_to_gcc_expression_red): New. Handle reduction expressions
18491 of more than two operands.
18492 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18493 (get_vdef_before_scop): Handle also the case of default definitions.
18495 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18497 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18498 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18499 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18501 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18502 Joey Ye <joey.ye@intel.com>
18504 PR middle-end/37843
18505 * cfgexpand.c (expand_stack_alignment): Don't update stack
18506 boundary nor check incoming stack boundary here.
18507 (gimple_expand_cfg): Update stack boundary and check incoming
18508 stack boundary here.
18510 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18512 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18514 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18516 PR rtl-optimization/38245
18517 * calls.c (expand_call): Add stack arguments to
18518 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18519 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18520 in regs and partially in memory or BLKmode arguments.
18521 (emit_library_call_value_1): Add stack arguments to
18522 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18523 ACCUMULATE_OUTGOING_ARGS).
18524 * dce.c: Include tm_p.h.
18525 (find_call_stack_args): New function.
18526 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18528 (mark_insn): Call find_call_stack_args for CALL_Ps.
18529 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18530 forwards. Allocate and free arg_stores bitmap if needed, pass it
18531 down to deletable_insn_p, don't mark stores set in arg_stores
18532 bitmap, clear the bitmap at the beginning of each bb.
18533 * Makefile.in (dce.o): Depend on $(TM_P_H).
18535 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18538 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18539 to make sure the insn is a conditional test (bug 22599). Reformat a
18542 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18544 PR middle-end/38431
18545 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18546 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18547 (gloog): Do not call cleanup_tree_cfg.
18548 (graphite_transform_loops): Call cleanup_tree_cfg after all
18549 scops have been code generated.
18551 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18552 * doc/gty.texi (Invoking the garbage collector): Added new node
18553 and section documenting ggc_collect.
18555 2009-01-14 Richard Guenther <rguenther@suse.de>
18557 PR tree-optimization/38826
18558 PR middle-end/38477
18559 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18560 initialization notes only if we actually emitted a warning.
18561 (intra_create_variable_infos): Add constraints for a result decl
18562 that is passed by hidden reference.
18563 (build_pred_graph): Mark all related variables non-direct on
18566 2009-01-14 Nick Clifton <nickc@redhat.com>
18568 * ira-conflicts.c: Include addresses.h for the definition of
18570 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18571 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18573 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18576 * Makefile.in (ira-lives.o): Add except.h.
18578 * ira-lives.c: Include except.h.
18579 (process_bb_node_lives): Process can_throw_internal.
18581 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18583 PR rtl-optimization/38774
18584 * combine.c (simplify_set): When undoing cc_use change, don't do
18585 PUT_CODE on the newly created comparison, but instead put back the
18588 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18590 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18591 values. Remove duplicate arm8 entry.
18593 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18595 PR tree-optimization/38786
18596 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18597 the SSA_NAME case of expand_scalar_variables_expr.
18598 Set the type of an expression to the type of its assign statement.
18599 (expand_scalar_variables_expr): Also gather the scalar computation
18600 used to index the memory access. Do not pass loop_p.
18601 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18602 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18603 the gimple_stmt_iterator where it inserts new code.
18604 Do not pass loop_p.
18605 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18606 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18608 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18610 * graphite.h (debug_value): Removed.
18611 * graphite.c (debug_value): Removed.
18613 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18615 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18616 ldrd/strd with two 32-bit instructions.
18618 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18620 * config/arm/arm.c (struct processors): Pass for speed down into
18621 cost helper functions.
18622 (const_ok_for_op): Handle COMPARE and inequality nodes.
18623 (arm_rtx_costs_1): Rewrite.
18624 (arm_size_rtx_costs): Update prototype.
18625 (arm_rtx_costs): Pass speed down to helper functions.
18626 (arm_slowmul_rtx_costs): Rework cost calculations.
18627 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18628 (arm_9e_rtx_costs): Likewise.
18630 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18632 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18633 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18634 (alpha_legitimize_address): Do not split local symbols wider than
18635 UNITS_PER_WORD into HIGH/LO_SUM parts.
18637 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18640 * gcc.c (process_command): Replace call to execvp with calls
18641 to pex_one and exit.
18643 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18646 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18647 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18648 variant for devices with 3-byte PC.
18649 (__tablejump_elpm__): New.
18651 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18654 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18655 offsetof member-designator, handle it as `[0].'.
18657 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18659 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18660 function when not using named sections on targets with named sections
18661 if branch distance is less than 262132.
18663 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18665 * combine.c (combine_instructions): Recompute
18666 optimize_this_for_speed_p for each BB in the main combine loop.
18668 2009-01-12 Tomas Bily <tbily@suse.cz>
18671 * tree-loop-distribution.c (prop_phis): New function.
18672 (generate_builtin): Call prop_phis.
18673 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18675 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18677 PR tree-optimization/38807
18678 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18679 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18681 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18683 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18684 subreg of op0 to the original op0.
18686 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18688 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18690 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18693 * mips-tfile.c (parse_def): Fix parsing of def strings
18694 starting with digits.
18696 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18699 * config/arm/arm.c (arm_is_long_call_p): Don't call
18700 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18702 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18704 * regrename.c (regrename_optimize): Fix dumping.
18705 (find_oldest_value_reg): Preserve REG_POINTER.
18706 (copy_hardreg_forward_1): Likewise.
18708 2009-01-09 Diego Novillo <dnovillo@google.com>
18710 * gimple.h (struct gimple_statement_base) <uid>: Document
18711 the restrictions on its use.
18712 (gimple_uid): Tidy.
18713 (gimple_set_uid): Tidy.
18715 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18717 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18718 zero guard even if align_bytes != 0 and count is smaller than
18721 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18723 PR rtl-optimization/38495
18724 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18725 (add_range_and_copies_from_move_list): Print all added ranges.
18726 Add ranges to memory optimized destination.
18728 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18732 * config/i386/i386.c (override_options): Reject
18733 -mstringop-strategy=rep_8byte with -m32.
18734 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18735 to 1. Do count comparison against epilogue_size_needed at compile
18736 time even when count_exp was constant forced into register. For
18737 size_needed don't jump to epilogue, instead just avoid aligning
18738 and invoke the body algorithm. If need_zero_guard, add zero guard
18739 even if count is non-zero, but smaller than size_needed + number of
18740 bytes that could be stored for alignment.
18741 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18742 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18743 but smaller than size_needed + number of bytes that could be stored
18744 for alignment. Compare size_needed with epilogue_size_needed instead
18745 of desired_align - align, don't adjust size_needed, pass
18746 epilogue_size_needed to the epilogue expanders.
18749 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18751 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18753 * pa.c (last_address): Change to unsigned.
18754 (update_total_code_bytes): Change argument to unsigned. Don't
18755 check if insn addresses are set.
18756 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18757 addresses are not set.
18758 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18760 2009-01-09 Nick Clifton <nickc@redhat.com>
18762 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18763 DECL_DECLARED_INLINE_P.
18765 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18767 PR middle-end/38347
18768 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18769 GET_MODE (op0) in operand_subword_force calls.
18771 PR middle-end/38771
18772 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18773 fold_convert arg0 operands to TREE_TYPE (op0) first.
18775 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18777 * params.def (ira-max-conflict-table-size): Decrease default value
18780 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18782 PR tree-optimization/37031
18783 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18785 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18786 allocate it using gc instead of heap, use VEC_quick_push instead of
18788 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18789 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18790 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18791 allocated vector from heap allocated.
18792 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18793 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18794 vector only after perfect_loop_nest_depth call.
18796 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18797 Jan Sjodin <jan.sjodin@amd.com>
18799 PR tree-optimization/38559
18800 * graphite.c (debug_value, copy_constraint,
18801 swap_constraint_variables, scale_constraint_variable, ): New.
18802 (get_lower_bound, get_upper_bound): Removed.
18803 (graphite_trans_bb_strip_mine): Clean up this code that works
18804 only for constant number of iterations. Fully copy upper and
18805 lower bound constraints, not only the constant part of them.
18806 * graphite.h (debug_value): Declared.
18808 2009-01-08 Ira Rosen <irar@il.ibm.com>
18810 PR tree-optimization/37194
18811 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18812 Don't add the cost of cost model guard in prologue to scalar
18813 outside cost in case of known number of iterations.
18815 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18816 Alan Modra <amodra@bigpond.net.au>
18818 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18819 non-word-aligned REG+CONST addressing.
18821 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18824 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18825 free_after_compilation when outputting a thunk.
18826 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18827 Do not call free_after_compilation here.
18829 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18831 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18832 (ix86_valid_target_attribute_inner_p): Ditto.
18834 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18836 PR tree-optimization/38492
18837 PR tree-optimization/38498
18838 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18839 * tree-chrec.h (scev_is_linear_expression): Declared.
18840 * graphite.c (graphite_cannot_represent_loop_niter): New.
18841 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18842 (graphite_loop_normal_form): Use gcc_assert.
18843 (scan_tree_for_params): Use CASE_CONVERT.
18844 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18845 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18846 Use gcc_assert. Discard scops that contain unhandled cases.
18847 (build_scop_conditions): Return a boolean status for unhandled cases.
18848 (strip_mine_profitable_p): Print the loop number, not its depth.
18849 (is_interchange_valid): Pass the depth of the loop nest, don't
18850 recompute it wrongly.
18851 (graphite_trans_bb_block): Same.
18852 (graphite_trans_bb_block): Print tentative of loop blocking.
18853 (graphite_trans_scop_block): Do not print that the loop has been
18855 (graphite_transform_loops): Do not handle scops that contain condition
18858 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18860 AVX Programming Reference (December, 2008)
18861 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18862 (_mm256_stream_pd): Likewise.
18863 (_mm256_stream_ps): Likewise.
18865 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18866 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18867 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18868 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18869 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18870 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18871 (ix86_expand_special_args_builtin): Likewise.
18873 * config/i386/sse.md (AVXMODEDI): New.
18874 (avx_movnt<mode>): Likewise.
18875 (avx_movnt<mode>): Likewise.
18876 (<sse>_movnt<mode>): Remove AVX support.
18877 (sse2_movntv2di): Likewise.
18879 2009-01-07 Richard Guenther <rguenther@suse.de>
18881 PR middle-end/38751
18882 * fold-const.c (extract_muldiv): Remove obsolete comment.
18883 (fold_plusminus_mult_expr): Undo MINUS_EXPR
18884 to PLUS_EXPR canonicalization for the canonicalization.
18886 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
18888 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
18889 hosted cross-compilers generating less efficient code.
18891 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18893 * function.h (rtl_data): Add a dbr_scheduled_p field.
18894 * reorg.c (dbr_schedule): Set it.
18895 (gate_handle_delay_slots): Check it.
18896 * config/mips/mips.c (mips_base_delayed_branch): Delete.
18897 (mips_reorg): Check flag_delayed_branch instead of
18898 mips_base_delayed_branch.
18899 (mips_override_options): Don't set mips_base_delayed_branch
18900 or flag_delayed_branch.
18902 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18904 PR rtl-optimization/38426.
18905 * ira.c (ira): Set current_function_is_leaf earlier.
18907 2009-01-06 Jakub Jelinek <jakub@redhat.com>
18909 PR rtl-optimization/38722
18910 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
18911 too early, only set a flag and modify after last possible
18914 2009-01-06 Janis Johnson <janis187@us.ibm.com>
18917 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
18918 * real.c (decimal_single_format): Correct values of emin and emax.
18919 (decimal_double_format): Ditto.
18920 (decimal_quad_format): Ditto.
18921 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
18922 computation of DECnn_MIN and DECnn_MAX for corrected values of
18923 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
18924 __DECnn_MIN__, and adjust its computation for the corrected value
18927 2009-01-06 Jan Hubicka <jh@suse.cz>
18930 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
18932 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
18934 * doc/contrib.texi (Contributors): Slightly adjust the end note.
18935 Add Robert Clark to the list of testers.
18937 2009-01-06 Jan Hubicka <jh@suse.cz>
18938 Kai Tietz <kai.tietz@onevision.com>
18940 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
18941 * config/i386/i386.c (ix86_expand_call): Add clobbers.
18943 2009-01-06 Jan Hubicka <jh@suse.cz>
18944 Kai Tietz <kai.tietz@onevision.com>
18946 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
18948 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
18949 (ix86_nsaved_regs): Count only general purpose regs.
18950 (ix86_nsaved_sseregs): New.
18951 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
18952 to 16 for w64; compute padding and size of sse reg save area.
18953 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
18954 general purpose regs.
18955 (ix86_emit_save_sse_regs_using_mov): New.
18956 (ix86_expand_prologue): Save SSE regs if needed.
18957 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
18958 (ix86_emit_restore_sse_regs_using_mov): New.
18959 (ix86_expand_epilogue): Save SSE regs if needed.
18961 2009-01-06 Jan Hubicka <jh@suse.cz>
18962 Kai Tietz <kai.tietz@onevision.com>
18964 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
18965 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
18966 functions when accumulate outgoing args is off.
18968 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18971 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
18972 before using pseudos_have_intersected_live_ranges_p.
18974 * ira-int.h (ira_assert): Always define.
18976 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18978 AVX Programming Reference (December, 2008)
18979 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
18980 (_mm256_permute2_pd): Likewise.
18981 (_mm_permute2_ps): Likewise.
18982 (_mm256_permute2_ps): Likewise.
18983 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
18984 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
18986 * config/i386/i386.c (ix86_builtins): Remove
18987 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
18988 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
18989 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
18990 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
18991 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
18992 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
18993 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
18994 __builtin_ia32_vpermil2ps256.
18995 (ix86_init_mmx_sse_builtins): Updated.
18996 (ix86_expand_args_builtin): Likewise.
18998 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19000 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19001 long absolute calls when generating PA 2.0 code.
19003 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19005 PR rtl-optimization/38583
19006 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19008 * params.def (ira-max-conflict-table-size): New.
19010 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19012 * ira.h (ira_conflicts_p): New external definition.
19014 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19015 table. Report this. Return result of building.
19016 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19017 building conflict table.
19019 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19020 (ira_color): Use ira_conflicts_p.
19022 * global.c: Include ira.h.
19023 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19026 * Makefile.in (global.o): Add ira.h.
19028 * ira-build.c (mark_all_loops_for_removal,
19029 propagate_some_info_from_allocno): New.
19030 (remove_unnecessary_allocnos): Call
19031 propagate_some_info_from_allocno.
19032 (remove_low_level_allocnos): New.
19033 (remove_unnecessary_regions): Add parameter. Call
19034 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19035 parameter to remove_unnecessary_regions.
19036 (ira_build): Remove all regions but root if the conflict table was
19037 not built. Update conflict hard regs for allocnos crossing calls.
19039 * ira.c (ira_conflicts_p): New global.
19040 (ira): Define and use ira_conflicts_p.
19042 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19043 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19044 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19046 2009-01-06 Ben Elliston <bje@au.ibm.com>
19048 * gengtype-lex.l (YY_NO_INPUT): Define.
19050 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19053 * c-common.c (handle_vector_size_attribute): Also reject
19054 BOOLEAN_TYPE types.
19056 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
19058 PR tree-optimization/38492
19059 * graphite.c (rename_map_elt, debug_rename_elt,
19060 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
19061 rename_map_elt_info, eq_rename_map_elts,
19062 get_new_name_from_old_name, bb_in_sese_p): Moved around.
19063 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
19064 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
19065 (sese_build_livein_liveouts): New.
19066 (new_sese, free_sese): New.
19067 (new_scop): Call new_sese.
19068 (free_scop): Call free_sese.
19069 (rename_variables_from_edge, rename_phis_end_scop): Removed.
19070 (register_old_new_names): Renamed register_old_and_new_names.
19071 (register_scop_liveout_renames, add_loop_exit_phis,
19072 insert_loop_close_phis, struct igp,
19073 default_liveout_before_guard, add_guard_exit_phis,
19074 insert_guard_phis, copy_renames): New.
19075 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
19076 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
19077 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
19078 (scop_adjust_phis_for_liveouts): New.
19079 (gloog): Call scop_adjust_phis_for_liveouts.
19081 * graphite.h (struct sese): Documented. Added fields liveout,
19082 num_ver and livein.
19083 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
19084 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
19085 (struct scop): Added field liveout_renames.
19086 (SCOP_LIVEOUT_RENAMES): New.
19088 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19090 PR tree-optimization/38510
19091 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
19092 (translate_clast): Call recompute_all_dominators before
19094 (gloog): Call recompute_all_dominators before graphite_verify.
19096 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19097 Jan Sjodin <jan.sjodin@amd.com>
19099 PR tree-optimization/38500
19100 * graphite.c (create_sese_edges): Call fix_loop_structure after
19103 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19105 * config.gcc: Add m32r*-*-rtems*.
19106 * config/m32r/rtems.h: New file.
19108 2009-01-05 Ben Elliston <bje@au.ibm.com>
19110 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
19111 (.po.pox): Likewise.
19112 (po/gcc.pot): Likewise.
19114 2009-01-04 David S. Miller <davem@davemloft.net>
19116 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
19117 (STARTING_FRAME_OFFSET): Always set to zero.
19119 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19121 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
19122 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
19123 fixed-point types, and vectors of the same.
19125 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19127 * config/mips/sync.md (*mb_barrier): Rename to...
19128 (*memory_barrier): ...this.
19130 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
19132 * doc/extend.texi (Function Attributes): Move @cindex after @item
19133 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
19134 and put in alphabetical order. Fix 'target' name and put in order.
19135 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
19138 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
19140 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
19141 (memory_barrier): Expand as unspec instead of unspec_volatile.
19142 Remove mem:BLK from insn operands. Use Pmode scratch register.
19143 (*memory_barrier): Define as unspec instead of unspec_volatile.
19144 Use (match_dup 0) as input operand.
19146 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
19147 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
19148 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
19149 scratch register. Remove operand 1.
19150 (*stbar): Define as unspec instead of unspec_volatile.
19151 Use (match_dup 0) as input operand, remove (const_int 8).
19152 (*membar): Define as unspec instead of unspec_volatile.
19153 Use (match_dup 0) as input operand, remove input operand 2.
19155 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
19156 (memory_barrier): Expand as unspec instead of unspec_volatile.
19157 Remove mem:BLK from insn operands. Use Pmode scratch register.
19158 (*memory_barrier): Define as unspec instead of unspec_volatile.
19159 Use (match_dup 0) as input operand.
19161 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
19162 Remove mem:BLK from insn operands. Use Pmode scratch register.
19163 Set volatile flag on operand 0.
19164 (*memory_barrier): New insn pattern.
19166 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
19168 (*memory_barrier): Use (match_dup 0) as input operand.
19170 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
19171 Remove mem:BLK from insn operands. Use Pmode scratch register.
19172 Set volatile flag on operand 0.
19173 (*mb_internal): New insn pattern.
19175 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
19177 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19179 PR middle-end/38586
19180 * function.c (struct temp_slot): Move to the section of the file
19181 that deals with temp slots. Remove field 'address'.
19182 (temp_slot_address_table): New hash table of address -> temp slot.
19183 (struct temp_slot_address_entry): New struct, items for the table.
19184 (temp_slot_address_compute_hash, temp_slot_address_hash,
19185 temp_slot_address_eq, insert_temp_slot_address): Support functions
19187 (find_temp_slot_from_address): Rewrite to use the new hash table.
19188 (remove_unused_temp_slot_addresses): Remove addresses of temp
19189 slots that have been made available.
19190 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
19191 worker function for remove_unused_temp_slot_addresses.
19192 (assign_stack_temp_for_type): Don't clear the temp slot address list.
19193 Add the temp slot address to the address -> temp slot map.
19194 (update_temp_slot_address): Update via insert_temp_slot_address.
19195 (free_temp_slots): Call remove_unused_temp_slot_addresses.
19196 (pop_temp_slots): Likewise.
19197 (init_temp_slots): Allocate the address -> temp slot map, or empty
19198 the map if it is already allocated.
19199 (prepare_function_start): Initialize temp slot processing.
19201 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19203 PR middle-end/38584
19204 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
19205 Calculate the size of all stack vars assuming no packing of stack
19206 vars will happen, replacing a quadratic algorithm with a linear one.
19208 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19211 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
19214 2009-01-03 Diego Novillo <dnovillo@google.com>
19216 * doc/contrib.texi: Update contributions.
19218 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19221 * builtins.c (fold_builtin_memory_op): Give up if either operand
19222 is volatile. Set srctype or desttype to non-qualified version
19226 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19227 and FUNCTION_DECLs.
19229 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19231 PR rtl-optimization/35805
19232 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19233 problem if fast dce is able to remove any instructions.
19234 * dce.c (dce_process_block): Fix dump message.
19236 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19239 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19241 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19243 PR middle-end/38690
19244 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19245 * tree-pretty-print.c (op_code_prio): New function.
19246 (op_prio): No longer static. Use op_code_prio.
19247 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19248 Use op_prio and op_code_prio to determine if () should be
19249 printed around operand(s) or not.
19251 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19252 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19253 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19254 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19255 pp_character instead of pp_string for single letter printing.
19257 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19259 * doc/extend.texi: Fix '#pragma GCC option' typo.
19261 2009-01-02 Richard Guenther <rguenther@suse.de>
19263 * doc/install.texi (--enable-checking): Mention different
19264 default for stage1.
19265 (--enable-stage1-checking): Document.
19267 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19269 PR middle-end/30142
19270 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19271 case to be an error.
19273 2009-01-02 Ben Elliston <bje@au.ibm.com>
19275 * config/fp-bit.h (pack_d): Constify argument.
19276 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19277 (isnan): Constify argument.
19279 (iszero): Likewise.
19280 (pack_d): Likewise.
19281 (_fpadd_parts): Constify return type.
19282 (_fpmul_parts): Likewise.
19283 (_fpdiv_parts): Likewise.
19285 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19288 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19289 warn about overwriting initializer with side-effects or
19290 -Woverride-init if !IMPLICIT.
19291 (output_init_element): Likewise. Pass IMPLICIT down to
19293 (process_init_element): Add IMPLICIT argument. Pass it down
19294 to output_init_element.
19295 (push_init_element, pop_init_level, set_designator): Adjust
19296 process_init_element callers.
19297 (set_nonincremental_init, set_nonincremental_init_from_string):
19298 Adjust add_pending_init callers.
19299 (output_pending_init_elements): Adjust output_init_element callers.
19300 * c-tree.h (process_init_element): Adjust prototype.
19301 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19302 process_init_element callers.
19305 Copyright (C) 2009 Free Software Foundation, Inc.
19307 Copying and distribution of this file, with or without modification,
19308 are permitted in any medium without royalty provided the copyright
19309 notice and this notice are preserved.