1 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
4 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
5 with the rest of string where appropriate. Use fputs or putc
6 instead of fprintf where appropriate.
8 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9 Pat Haugen <pthaugen@us.ibm.com>
10 Revital Eres <ERES@il.ibm.com>
12 * config/rs6000/vector.md: New file. Move most of the vector
13 expander support here from altivec.md to allow for the VSX vector
14 unit in the future. Add support for secondary_reload patterns.
15 Rewrite the patterns for vector comparison, and vector comparison
16 predicate instructions so that the RTL expresses the desired
17 behavior, instead of using unspec.
19 * config/rs6000/constraints.md ("f" constraint): Use
20 rs6000_constraints to hold the precalculated register class.
21 ("d" constraint): Ditto.
22 ("wd" constraint): New constraint for VSX.
23 ("wf" constraint): Ditto.
24 ("ws" constraint): Ditto.
25 ("wa" constraint): Ditto.
26 ("wZ" constraint): Ditto.
27 ("j" constraint): Ditto.
29 * config/rs6000/predicates.md (vsx_register_operand): New
31 (vfloat_operand): New predicate for vector.md.
32 (vint_operand): Ditto.
33 (vlogical_operand): Ditto.
34 (easy_fp_constant): If VSX, 0.0 is an easy constant.
35 (easy_vector_constant): Add VSX support.
36 (altivec_indexed_or_indirect_operand): New predicate for
37 recognizing Altivec style memory references with AND -16.
39 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
40 for vector secondary reload support.
41 (rs6000_vector_reg_class): Delete, replacing it with rs6000_constraints.
42 (rs6000_vsx_reg_class): Ditto.
43 (rs6000_constraints): New array to hold the register classes of
44 each of the register constraints that can vary at runtime.
45 (builtin_mode_to_type): New static array for builtin function type
47 (builtin_hash_table): New static hash table for builtin function
49 (TARGET_SECONDARY_RELOAD): Define target hook.
50 (TARGET_IRA_COVER_CLASSES): Ditto.
51 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
52 registers are 128 bits if VSX memory reference instructions are used.
53 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
55 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
56 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
57 Print several of the scheduling related parameters.
58 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
59 rs6000_constraints instead of rs6000_vector_reg_class. Move
60 -mdebug=reg code to rs6000_debug_reg_global. Add support for
61 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
62 Altivec. Add VSX support. Setup for secondary reload support on
63 Altivec/VSX registers.
64 (rs6000_override_options): Make power7 set the scheduling groups
65 like the power5. Add support for new debug switches to override
66 the scheduling defaults. Temporarily disable -mcpu=power7 from
67 setting -mvsx. Add support for debug switches -malways-hint,
68 -msched-groups, and -malign-branch-targets.
69 (rs6000_buitlin_conversion): Add support for returning unsigned
70 vector conversion functions to fix regressions due to stricter
72 (rs6000_builtin_mul_widen_even): Ditto.
73 (rs6000_builtin_mul_widen_odd): Ditto.
74 (rs6000_builtin_vec_perm): Ditto.
75 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
76 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
78 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
80 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
81 VSX types for bit operations. Changes to accomidate vector.md.
84 (struct builtin_description_predicates): Rewrite predicate
85 handling so that RTL describes the operation, instead of passing
86 the instruction to be used as a string argument.
87 (bdesc_altivec_preds): Ditto.
88 (altivec_expand_predicate_builtin): Ditto.
89 (altivec_expand_builtin): Ditto.
90 (rs6000_expand_ternop_builtin): Use a switch instead of an if
91 statement for vsldoi support.
92 (altivec_expand_ld_builtin): Change to use new names from vector.md.
93 (altivec_expand_st_builtin): Ditto.
94 (paired_expand_builtin): Whitespace changes.
95 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
96 builtin_mode_to_type table for secondary reload. Call
97 builtin_function_type to build random builtin functions.
98 (altivec_init_builtins): Change to use builtin_function_type to
99 create builtin function types dynamically as we need them.
100 (builtin_hash_function): New support for hashing the tree types
101 for builtin function as we need it, rather than trying to build
102 all of the trees that we need. Add initial preliminary VSX support.
103 (builtin_function_type): Ditto.
104 (builtin_function_eq): Ditto.
105 (builtin_hash_struct): Ditto.
106 (rs6000_init_builtins): Ditto.
107 (rs6000_common_init_builtins): Ditto.
108 (altivec_init_builtins): Ditto.
109 (rs6000_common_init_builtins): Ditto.
110 (enum reload_reg_type): New enum for simplifing reg classes.
111 (rs6000_reload_register_type): Simplify register classes into GPR,
112 Vector, and other registers. Altivec and VSX addresses in reload.
113 (rs6000_secondary_reload_inner): Ditto.
114 (rs6000_ira_cover_classes): New target hook, that returns the
115 appropriate cover classes, based on -mvsx being used or not.
116 (rs6000_secondary_reload_class): Add VSX support.
117 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
118 (get_vsel_insn): Ditto.
119 (rs6000_emit_vector_compare): Rewrite vector conditional support
120 so that where we can, we use RTL operators, instead of blindly use
122 (rs6000_emit_vector_select): Ditto.
123 (rs6000_emit_vector_cond_expr): Ditto.
124 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
125 (create_TOC_reference): Add -mdebug=addr support.
126 (emit_frame_save): VSX loads/stores need register indexed addressing.
128 * config/rs6000/rs6000.md: Include vector.md.
130 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
132 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
133 support for V2DI, V2DF in logical, permute, select operations.
135 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
136 switch for vsx/power7.
137 (-mvsx-scalar-memory): Ditto.
138 (-mvsx-align-128): Ditto.
139 (-mallow-movmisalign): Ditto.
140 (-mallow-df-permute): Ditto.
141 (-msched-groups): Ditto.
142 (-malways-hint): Ditto.
143 (-malign-branch-targets): Ditto.
145 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
147 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
148 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
149 (rs6000_vector_reg_class): Delete.
150 (rs6000_vsx_reg_class): Ditto.
151 (enum rs6000_reg_class_enum): New enum for the constraints that
152 vary based on target switches.
153 (rs6000_constraints): New array to hold the register class for all
154 of the register constraints that vary based on the switches used.
155 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
156 (enum rs6000_builtins): Add unsigned varients for the builtin
157 declarations returned by target hooks for expanding multiplies,
158 select, and permute operations. Add VSX builtins.
159 (enum rs6000_builtin_type_index): Add entries for VSX.
160 (V2DI_type_node): Ditto.
161 (V2DF_type_node): Ditto.
162 (unsigned_V2DI_type_node): Ditto.
163 (bool_long_type_node): Ditto.
164 (intDI_type_internal_node): Ditto.
165 (uintDI_type_internal_node): Ditto.
166 (double_type_internal_node): Ditto.
168 * config/rs6000/altivec.md (whole file): Move all expanders to
169 vector.md from altivec.md. Rename insn matching functions to be
171 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
172 (altivec_vcmp*): Ditto.
173 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
174 (VM): New iterator for moves that includes the VSX types.
175 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
176 (altivec_vperm_<mode>_uns): New, for unsigned types.
177 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
178 (altivec_eq<mode>): Ditto.
179 (altivec_gt<mode>): Ditto.
180 (altivec_gtu<mode>): Ditto.
181 (altivec_eqv4sf): Ditto.
182 (altivec_gev4sf): Ditto.
183 (altivec_gtv4sf): Ditto.
184 (altivec_vcmpbfp_p): Ditto.
186 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
188 (split for ior/xor with shift and zero-extend): Cast op3 to
191 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
194 * config/i386/i386.c (output_387_ffreep): Rewrite to return
195 ASM_SHORT instead of .word.
196 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
197 instead of .word in asm template.
199 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
202 * ira-lives.c (bb_has_abnormal_call_pred): New function.
203 (process_bb_node_lives): Use it.
205 * ira.c (setup_cover_and_important_classes): Don't setup
206 ira_important_class_nums. Add cover classes to the end of
208 (cover_class_order, comp_reg_classes_func,
209 reorder_important_classes): New.
210 (find_reg_class_closure): Use reorder_important_classes.
212 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
214 * config/i386/i386.c (i386_ira_cover_classes): New function.
215 (TARGET_IRA_COVER_CLASSES): Redefine.
217 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
218 importance of order of cover classes in the array.
220 2009-07-22 Diego Novillo <dnovillo@google.com>
222 * tree-pass.h (TDF_EH): Define.
223 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
224 contains TDF_EH, print the EH region number holding GS.
225 * tree-dump.c (dump_options): Add "eh".
226 * doc/invoke.texi: Document it.
228 2009-07-22 Doug Kwan <dougkwan@google.com>
230 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
232 2009-07-22 Michael Matz <matz@suse.de>
234 PR tree-optimization/35229
235 PR tree-optimization/39300
237 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
238 (inhibit_phi_insertion): New function.
239 (insert_into_preds_of_block): Call it for REFERENCEs.
240 (init_pre): Initialize and finalize scalar evolutions.
241 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
243 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
245 * config/i386/predicates.md (zero_extended_scalar_load_operand):
246 Use CONST_VECTOR_NUNITS to determine number of elements.
248 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
250 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
251 (U, W): Constraints are now deprecated and will be removed if we
253 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
255 ("prefetch"): Add the stcmh instruction for prefetching.
256 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
258 (s390_short_displacement): Return always true if compiling for
259 machines not providing the long displacement facility.
260 (s390_mem_constraint): Support the new constraint letter Z.
261 (s390_check_qrst_address): New function.
263 2009-07-21 DJ Delorie <dj@redhat.com>
265 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
268 2009-07-21 Jason Merrill <jason@redhat.com>
270 * c-common.c (max_tinst_depth): Increase default to 1024.
272 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
274 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
275 (vec_unpacku_float_lo_v4si): Ditto.
277 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
280 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
281 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
282 (builtin_description): Add __builtin_ia32_cvtudq2ps.
283 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
285 2009-07-21 Jakub Jelinek <jakub@redhat.com>
287 PR tree-optimization/40813
288 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
291 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
293 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
294 with a NOP_EXPR if needed.
296 2009-07-21 Paul Brook <paul@codesourcery.com>
298 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
299 Terminate debug dump with newline.
301 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
303 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
304 Cast "1" to unsigned HOST_WIDE_INT.
305 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
306 deposit length to the maximum length - lsb. Extend length if
307 HOST_BITS_PER_WIDE_INT is 32.
309 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
311 * cgraph.h (constant_pool_htab): New function.
312 (constant_descriptor_tree): Move from varasm.c.
313 * varasm.c (constant_pool_htab): New function.
314 (constant_descriptor_tree): Move to cgraph.h.
316 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
318 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
320 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
322 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
325 2009-07-20 Xinliang David Li <davidxl@google.com>
327 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
329 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
331 * config/mips/mips.md (move_type): Add arith.
332 (type): Handle arith.
333 (zero_extendsidi2): Rename this into ...
334 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
335 (zero_extendsidi2): New expander.
336 (*zero_extendsidi2_dext): New pattern.
338 2009-07-20 Nick Clifton <nickc@redhat.com>
340 * config.gcc (mips64-*-*): Add definition of tm_defines in order
341 to set MIPS_ABI_DEFAULT.
342 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
344 2009-07-20 Jakub Jelinek <jakub@redhat.com>
346 * tree-object-size.c (addr_object_size): Handle unions with
347 array in it as last field of structs in __bos (, 1) as __bos (, 0).
349 PR tree-optimization/40792
350 * tree.c (build_function_type_skip_args): Remove bogus assert.
352 2009-07-20 Jan Hubicka <jh@suse.cz>
353 Martin Jambor <mjambor@suse.cz>
355 * cgraph.h (combined_args_to_skip): New field.
356 * cgraph.c (cgraph_create_virtual_clone): Properly handle
357 combined_args_to_skip and args_to_skip.
358 * tree-inline.c (update_clone_info): New function.
359 (tree_function_versioning): Call update_clone_info.
360 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
362 (cgraph_materialize_all_clones): More extensive dumping, working
363 with combined_args_to_skip rather than args_to_skip.
365 2009-07-20 Ira Rosen <irar@il.ibm.com>
367 * tree-vectorizer.h (vectorizable_condition): Add parameters.
368 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
369 (get_initial_def_for_reduction): Likewise.
370 (vectorizable_reduction): Skip the check of first operand in case
371 of COND_EXPR. Add check that it is outer loop vectorization if
372 nested cycle was detected. Call vectorizable_condition() for
373 COND_EXPR. If reduction epilogue cannot be created do not fail for
374 nested cycles (if it is not double reduction). Assert that there
375 is only one type in the loop in case of COND_EXPR. Call
376 vectorizable_condition() to vectorize COND_EXPR.
377 * tree-vect-stmts.c (vectorizable_condition): Update comment.
378 Add parameters. Allow nested cycles if called from
379 vectorizable_reduction(). Use reduction vector variable if provided.
380 (vect_analyze_stmt): Call vectorizable_reduction() before
381 vectorizable_condition().
382 (vect_transform_stmt): Update call to vectorizable_condition().
384 2009-07-20 Christian Bruel <christian.bruel@st.com>
386 * config/sh/sh.opt (-mfmovd): Resurrect and document.
387 * doc/invoke.texi (-mfmovd): Likewise.
388 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
390 2009-07-20 Jan Hubicka <jh@suse.cz>
392 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
393 when handling SSA name.
395 2009-07-19 Jan Hubicka <jh@suse.cz>
397 PR tree-optimization/40676
398 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
399 virtual PHIs in empty BBs.
401 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
403 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
404 re-expanded the compound use gen_lowpart instead to convert to the
407 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
409 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
410 OUTER_CONST arguments.
411 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
412 the new wider mode will be masked off.
413 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
415 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
417 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
418 high-order bits are zero.
420 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
422 * combine.c (simplify_shift_const_1): Split code to determine
424 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
425 new bits shifted in are identical to the old sign bit.
427 2009-07-18 Richard Guenther <rguenther@suse.de>
430 * gimplify.c (gimplify_call_expr): Reject code using results from
431 functions returning void.
433 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
435 * doc/md.texi: Document the new PowerPC "es" constraint.
436 Document that "m" can include automodified addresses on this target,
437 and explain how %U must be used. Extend the "Q" and "Z" documentation
438 to suggest "es" as well as "m".
439 * config/rs6000/constraints.md (es): New memory constraint.
440 (Q, Z): Update strings to match new documentation.
442 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
444 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
445 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
446 * config/rs6000/predicates.md (volatile_mem_operand): Use
447 offsettable_nonstrict_memref_p.
448 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
449 (*floatunssidf2_internal): Likewise.
450 (*fix_truncdfsi2_internal): Likewise.
451 (*fix_trunctfsi2_internal): Likewise.
453 2009-07-17 Anatoly Sokolov <aesok@post.ru>
455 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
457 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
459 2009-07-17 Richard Guenther <rguenther@suse.de>
462 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
463 (pass_warn_unused_result): Likewise.
464 (TODO_set_props): Remove.
465 * omp-low.c (diagnose_omp_structured_block_errors): Change to
467 (pass_diagnose_omp_blocks): Define.
468 * c-decl.c (pop_file_scope): Do not finalize the CU here.
469 (c_gimple_diagnostics_recursively): Remove.
470 (finish_function): Do not call it.
471 (c_write_global_declarations): Continue after errors.
472 Finalize the CU here.
473 * c-gimplify.c (c_genericize): Do not gimplify here.
474 * c-common.c (c_warn_unused_result): Move ...
475 * tree-cfg.c (do_warn_unused_result): ... here.
476 (run_warn_unused_result): New function.
477 (gate_warn_unused_result): New function.
478 (pass_warn_unused_result): New pass.
479 * c-common.h (c_warn_unused_result): Remove.
480 * flags.h (flag_warn_unused_result): Declare.
481 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
482 * opts.c (flag_warn_unused_result): Initialize to false.
483 * toplev.c (compile_file): Add comment.
484 * omp-low.c (create_omp_child_function): Do not register
485 the function with the frontend.
486 (diagnose_omp_structured_block_errors): Prepare to be
487 called as optimization pass.
488 (gate_diagnose_omp_blocks): New function.
489 (pass_diagnose_omp_blocks): New pass.
490 * cgraph.h (cgraph_optimize): Remove.
491 (cgraph_analyze_function): Likewise.
492 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
493 * cgraphunit.c (cgraph_lower_function): Lower nested functions
494 before their parents here.
495 (cgraph_finalize_function): Not here.
496 (cgraph_analyze_function): Gimplify functions here.
497 (cgraph_finalize_compilation_unit): Continue after errors.
498 Optimize the callgraph from here.
499 (cgraph_optimize): Make static.
500 * langhooks.c (write_global_declarations): Finalize the CU.
501 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
502 (gimplify_function_tree): Assert we gimplify only once.
503 Set PROP_gimple_any property.
504 * tree-nested.c (gimplify_all_functions): New function.
505 (lower_nested_functions): Gimplify all nested functions.
506 * gimple.h (diagnose_omp_structured_block_errors): Remove.
507 * passes.c (init_optimization_passes): Add pass_warn_unused_result
508 and pass_diagnose_omp_blocks after gimplification. Do not
509 set TODO_set_props on all_lowering_passes.
510 (execute_one_pass): Do not handle TODO_set_props.
511 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
512 (gimplify.o): Add tree-pass.h dependency.
513 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
514 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
515 (unsave_r): Likewise.
516 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
519 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
521 * doc/service.texi (Service): Restore previously removed link,
522 which isn't broken after all.
524 2009-07-17 Richard Guenther <rguenther@suse.de>
526 PR tree-optimization/40321
527 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
528 PHI nodes to the maximal set.
529 (make_values_for_phi): Add PHI arguments to the maximal set.
530 (execute_pre): Dump PHI_GEN and the maximal set.
532 2009-07-17 Jakub Jelinek <jakub@redhat.com>
535 * gimplify.c (gimplify_conversion): Don't change non-conversions into
538 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
540 * doc/extend.texi (Nested Functions): Replace broken link with
542 * doc/service.texi (Service): Remove broken link.
544 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
547 * builtins.c (expand_builtin_memcmp): Use loc instead of
549 (expand_builtin_strncmp): Likewise.
551 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
552 Manuel López-Ibáñez <manu@gcc.gnu.org>
555 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
556 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
557 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
558 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
559 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
560 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
561 tree-inline.c, c-common.c, c-common.h, gimple.c,
562 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
563 convert.c: Add location argument to fold_{unary,binary,ternary},
564 fold_build[123], build_call_expr, build_size_arg,
565 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
566 fold_build1_initializer, fold_build2_initializer,
567 fold_build3_initializer, fold_build_call_array,
568 fold_build_call_array_initializer, fold_single_bit_test,
569 omit_one_operand, omit_two_operands, invert_truthvalue,
570 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
571 combine_comparisons, fold_builtin_*, fold_call_expr,
572 build_range_check, maybe_fold_offset_to_address, round_up,
575 2009-07-16 Jason Merrill <jason@redhat.com>
578 * c-common.c (c_common_reswords): Add __is_standard_layout
580 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
581 * doc/implement-cxx.texi: New.
582 * doc/gcc.texi: Include it.
584 2009-07-16 DJ Delorie <dj@redhat.com>
586 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
587 compares that may be indirectly affected by previous instructions.
589 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
591 * builtins.c (do_mpc_arg2): New.
592 (fold_builtin_2): Fold builtin cpow.
593 * real.h (HAVE_mpc_pow): New.
595 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
597 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
598 comparison to skip unprofitable schedule
600 2009-07-16 Simon Baldwin <simonb@google.com>
602 * gcc.c (option_map): New flag -no-canonical-prefixes.
603 * (display_help): Print help text for new flag.
604 * (process_command): Move options translation and language specifics
605 and handle new flag early. Use it to set a function pointer to a
606 prefix builder. Replace make_relative_prefix calls with calls to
607 the function pointed to. Ignore new flag in regular options handling.
608 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
610 2009-07-15 DJ Delorie <dj@redhat.com>
612 * config/mep/mep.md (sibcall_internal): Change register to avoid
614 (sibcall_value_internal): Likewise.
616 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
618 PR rtl-optimization/40710
619 * resource.c (mark_target_live_regs): Reset DF problem to LR.
621 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
623 * config/mips/mips.md (*extenddi_truncate<mode>,
624 *extendsi_truncate<mode>): Change type attribute to move_type
625 with shift_shift. Split out code handling exts from here ...
626 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
628 (*extendhi_truncateqi): Change type attribute to move_type with
629 shift_shift. Split out code handling exts from here ...
630 (*extendhi_truncateqi_exts): ... to this new pattern.
632 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
634 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
635 instead of "and" with inverted sign bit mask value. Use
636 "nonimmediate_operand" for operand 1 and operand 2 predicate.
637 Allocate registers only for operand 4 and operand 5.
639 2009-07-15 Jakub Jelinek <jakub@redhat.com>
642 * fold-const.c (fold_cond_expr_with_comparison): When folding
643 < and <= to MIN, make sure the MIN uses the same type as the
644 comparison's operands.
646 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
648 * arm.md (ior_xor): New code iterator.
649 (split for ior/xor with shift and zero-extend): New split pattern.
650 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
652 2009-07-15 Richard Guenther <rguenther@suse.de>
654 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
657 2009-07-15 Richard Guenther <rguenther@suse.de>
660 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
662 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
664 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
665 handle 2.6.30 kernel.
667 2009-07-15 DJ Delorie <dj@redhat.com>
669 * config/mep/mep.md (sibcall_internal): Change register to allow
670 for 24-bit addresses.
671 (sibcall_value_internal): Likewise.
673 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
675 * doc/invoke.texi: Added descriptions of the scheduling heuristics
676 that are enabled/disabled by the flags introduced by a previous patch.
678 2009-07-14 DJ Delorie <dj@redhat.com>
680 * config/mep/mep.md (sibcall_internal): Include non-toggling
682 (sibcall_value_internal): Likewise.
684 2009-07-14 Taras Glek <tglek@mozilla.com>
685 Rafael Espindola <espindola@google.com>
687 * doc/sourcebuild.texi: Document install-plugin target.
688 * configure.ac: Added install-plugin target to language makefiles.
689 * configure: Regenerate.
690 * Makefile.in: (install-plugin): Install more headers,
691 depend on lang.install-plugin.
693 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
695 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
698 2009-07-14 DJ Delorie <dj@redhat.com>
700 * config/mep/mep.c (mep_vliw_jmp_match): New function.
701 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
702 * config/mep/mep.md (sibcall_internal): Change test from
703 mep_vliw_mode_match to mep_vliw_jmp_match.
704 (sibcall_value_internal): Likewise.
706 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
708 * config/i386/sse.md (copysign<mode>3): New expander.
709 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
710 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
711 Use ix86_build_const_vector.
712 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
713 IX86_BUILTIN_CPYSGNPD.
714 (builtin_description): Add __builtin_ia32_copysignps and
715 __builtin_ia32_copysignpd.
716 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
717 and BUILT_IN_COPYSIGNF.
719 2009-07-13 Jason Merrill <jason@redhat.com>
721 * builtins.c (can_trust_pointer_alignment): New fn.
722 (get_pointer_alignment): Factor it out from here.
723 * tree.h: Declare it.
725 2009-07-14 David Edelsohn <edelsohn@gnu.org>
727 * config/rs6000/predicates.md (offsettable_mem_operand): Test
730 2009-07-14 Dodji Seketeli <dodji@redhat.com>
734 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
736 2009-07-14 Richard Guenther <rguenther@suse.de>
737 Andrey Belevantsev <abel@ispras.ru>
740 * cfgexpand.c (partition_stack_vars): Do not bother to update
741 alias information when not optimizing.
743 2009-07-14 Richard Guenther <rguenther@suse.de>
744 Andrey Belevantsev <abel@ispras.ru>
746 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
747 (pt_solution_set): Likewise.
748 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
749 * tree-ssa-structalias.c (pt_solution_set): New function.
750 * final.c (rest_of_clean_state): Free SSA data structures.
751 * print-rtl.c (print_decl_name): Remove.
752 (print_mem_expr): Implement in terms of print_generic_expr.
753 * alias.c (ao_ref_from_mem): New function.
754 (rtx_refs_may_alias_p): Likewise.
755 (true_dependence): Query alias-export info.
756 (canon_true_dependence): Likewise.
757 (write_dependence_p): Likewise.
758 * tree-dfa.c (get_ref_base_and_extent): For void types leave
760 * emit-rtl.c (component_ref_for_mem_expr): Remove.
761 (mem_expr_equal_p): Use operand_equal_p.
762 (set_mem_attributes_minus_bitpos): Do not use
763 component_ref_for_mem_expr.
764 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
765 (update_alias_info_with_stack_vars): Likewise.
766 (partition_stack_vars): Call update_alias_info_with_stack_vars.
767 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
768 explicitly nor clear stmt operands.
769 Free the decl-to-pointer map.
770 * tree-optimize.c (execute_free_datastructures): Do not free
771 SSA data structures here.
772 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
773 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
774 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
776 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
778 2009-07-13 DJ Delorie <dj@redhat.com>
780 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
781 unrolling at the right iteration count.
783 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
786 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
788 * haifa-sched.c (rank_for_schedule): Introduced flags to
789 enable/disable individual scheduling heuristics.
790 * common.opt: Introduced flags to enable/disable individual
791 heuristics in the scheduler.
792 * doc/invoke.texi: Introduced flags to enable/disable individual
793 heuristics in the scheduler.
795 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
797 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
798 config/i386/mingw-tls.c.
799 * config/i386/mingw-tls.c: Removed.
801 2009-07-13 Ira Rosen <irar@il.ibm.com>
803 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
804 checks access only relevant statements.
805 (vectorizable_reduction): Likewise.
807 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
809 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
810 just for 32-bit case.
812 2009-07-12 Jan Hubicka <jh@suse.cz>
814 PR tree-optimization/40585
815 * except.c (expand_resx_expr): When there already is resume
816 instruction, produce linked list.
817 (build_post_landing_pads): Assert that resume is empty.
818 (connect_post_landing_pads): Handle resume lists.
819 (dump_eh_tree): Dump resume list.
821 2009-07-12 Ira Rosen <irar@il.ibm.com>
823 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
824 with additional argument.
825 * tree-vectorizer.h (enum vect_def_type): Add
826 vect_double_reduction_def.
827 (vect_is_simple_reduction): Add argument.
828 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
830 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
831 vect_is_simple_reduction with additional argument.
832 (vect_analyze_loop_operations): Handle exit phi nodes in case of
834 (reduction_code_for_scalar_code): Handle additional codes by
835 returning ERROR_MARK for them. Fix comment and indentation.
836 (vect_is_simple_reduction): Fix comment, add argument to specify
837 double reduction. Detect double reduction.
838 (get_initial_def_for_induction): Fix indentation.
839 (get_initial_def_for_reduction): Fix comment and indentation.
840 Handle double reduction. Create initial definitions that do not
841 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
842 (vect_create_epilog_for_reduction): Fix comment, add argument to
843 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
844 epilogue result extraction. Create double reduction phi node and
845 replace relevant uses.
846 (vectorizable_reduction): Call vect_is_simple_reduction with
847 additional argument. Fix indentation. Update epilogue code treatment
848 according to the changes in reduction_code_for_scalar_code. Check
849 for double reduction. Call vect_create_epilog_for_reduction with
851 * tree-vect-stmts.c (process_use): Handle double reduction, update
853 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
854 (vect_get_vec_def_for_operand): Likewise.
856 2009-07-12 Danny Smith <dansmister@gmail.com>
858 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
859 dllexport if !TREE_PUBLIC.
860 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
862 2009-07-11 Anatoly Sokolov <aesok@post.ru>
864 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
865 (avr_extra_arch_macro) Remove declatation.
866 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
867 (avr_extra_arch_macro) Declare as static.
868 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
870 2009-07-11 Jan Hubicka <jh@suse.cz>
873 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
875 2009-07-11 Jakub Jelinek <jakub@redhat.com>
878 * dwarf2out.c (dw_fde_struct): Add in_std_section and
879 cold_in_std_section bits.
880 (dwarf2out_begin_prologue): Initialize them.
881 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
882 if already covered by text_section or cold_text_section range.
884 PR rtl-optimization/40667
885 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
886 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
887 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
888 * config/i386/i386.c (ix86_minimum_alignment): New function.
889 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
890 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
891 * emit-rtl.c (gen_reg_rtx): Likewise.
892 * function.c (assign_parms): Likewise. If nominal_type needs
893 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
894 rather than passed_type's alignment.
897 * function.c (assign_parm_setup_stack): Adjust
898 MEM_OFFSET (data->stack_parm) if promoted_mode is different
899 from nominal_mode on big endian.
901 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
903 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
905 2009-07-10 DJ Delorie <dj@redhat.com>
907 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
909 2009-07-10 Mark Mitchell <mark@codesourcery.com>
911 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
913 (thumb2_cbnz): Likewise.
915 2009-07-10 David Daney <ddaney@caviumnetworks.com>
918 * config.gcc (supported_defaults): Add synci.
919 (with_synci): Add validation.
920 (all_defaults): Add synci.
921 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
924 * config/mips/mips.opt (msynci): New option.
925 * config/mips/mips.c (mips_override_options): Warn on use of
926 -msynci for targets that do now support it.
927 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
929 * gcc/doc/invoke.texi (-msynci): Document the new option.
930 * doc/install.texi (--with-synci): Document the new option.
932 2009-07-10 Richard Guenther <rguenther@suse.de>
934 PR tree-optimization/40496
935 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
936 the PHI result with a compatible type.
938 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
942 * c.opt (Wunused-result): New.
943 * doc/invoke.texi: Document it.
944 * c-common.c (c_warn_unused_result): Use it.
946 2009-07-09 DJ Delorie <dj@redhat.com>
948 * targhooks.c (default_target_can_inline_p): Rename from
949 default_target_option_can_inline_p.
950 * targhooks.h (default_target_can_inline_p): Likewise.
951 * target-def.h (TARGET_CAN_INLINE_P): Rename from
952 TARGET_OPTION_CAN_INLINE_P.
953 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
954 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
955 (mep_target_can_inline_p): Rename from
956 mep_target_option_can_inline_p.
959 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
960 registers used to pass vectors.
962 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
964 2009-07-09 Tom Tromey <tromey@redhat.com>
966 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
967 * config/mmix/mmix.c: Include dwarf2.h.
968 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
969 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
970 * config/sh/sh.c: Include dwarf2.h.
971 * config/i386/i386.c: Include dwarf2.h.
972 * Makefile.in (DWARF2_H): Remove 'elf'.
973 * except.c: Include dwarf2.h.
974 * unwind-dw2.c: Include dwarf2.h.
975 * dwarf2out.c: Include dwarf2.h.
976 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
977 * unwind-dw2-fde.c: Include dwarf2.h.
978 * dwarf2asm.c: Include dwarf2.h.
980 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
982 * haifa-sched.c (insn_finishes_cycle_p): New static function.
984 * sched-int.h (struct sched_info: insn_finishes_block_p): New
986 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
987 (region_sched_info): Update.
988 * sched-ebb.c (ebb_sched_info): Update.
989 * modulo-sched.c (sms_sched_info): Update.
990 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
992 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
994 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
996 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
998 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1000 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1003 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1004 arg1 with arg01 if arg1 is already INTEGER_CST.
1006 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1008 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1009 Transform (and (truncate)) into (truncate (and)).
1011 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1013 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1014 creating LHS paradoxical subregs. Fix surrounding returns to
1015 use NULL_RTX rather than 0.
1017 2009-07-08 DJ Delorie <dj@redhat.com>
1019 * config/mep/mep.c: (mep_option_can_inline_p): New.
1020 (TARGET_OPTION_CAN_INLINE_P): Define.
1022 2009-07-08 Mark Wielaard <mjw@redhat.com>
1025 * dwarf2out.c (add_data_member_location_attribute): When we have
1026 only a constant offset don't emit a new location description using
1027 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1030 2009-07-08 Richard Henderson <rth@redhat.com>
1033 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1034 (enum reg_class): Add CLOBBERED_REGS.
1035 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1036 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1037 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1038 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1039 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1040 force 64-bit sibcalls into R11.
1041 * config/i386/constraints.md (U): New constraint.
1042 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1043 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1044 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1046 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1048 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1050 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1051 * ebitmap.h (dump_ebitmap): Ditto.
1052 * optabs.h (optab_libfunc): Ditto.
1053 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
1054 * tree-flow.h (vect_can_force_dr_alignment_p,
1055 get_vectype_for_scalar_type): Ditto.
1056 (vectorize_loops): Move prototype to ...
1057 * tree-vectorizer.h: ... here. Also, adjust comment.
1058 (vect_set_verbosity_level): Remove duplicate prototype.
1059 * tree-ssa-loop.c: Include tree-vectorizer.h.
1060 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
1062 2009-07-08 Nick Clifton <nickc@redhat.com>
1064 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
1067 2009-07-08 DJ Delorie <dj@redhat.com>
1069 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
1070 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
1071 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
1073 * config/mep/intrinsics.md: Regenerated.
1074 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
1075 registers when asm() or calls are detected.
1077 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1080 * gimplify.c (gimplify_expr): Propagate no_warning flag when
1082 * gimple (gimple_build_call_from_tree): Likewise.
1083 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
1084 no_warning flag before warning.
1086 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1088 * tree.c (set_expr_locus): Remove.
1089 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
1090 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
1092 * gimplify.c (internal_get_tmp_var): Likewise.
1093 (gimplify_call_expr): Likewise.
1094 (gimplify_one_sizepos): Likewise.
1096 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
1099 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
1100 to variables for debugging purposes.
1102 2009-06-23 Mark Loeser <mark@halcy0n.com>
1105 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
1107 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1109 * pretty-print.c (pp_base_format): Remove %J.
1110 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1111 gcc_cxxdiag_char_table): Likewise.
1112 (init_dynamic_diag_info): Likewise.
1114 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1116 * pretty-print.c (pp_base_format): Remove %H.
1117 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1118 gcc_cxxdiag_char_table): Likewise.
1119 (init_dynamic_diag_info): Likewise.
1120 * config/mep/mep.c (mep_select_section): Likewise.
1122 2009-07-07 Duncan Sands <baldrick@free.fr>
1124 * final.c (pass_clean_state): Give the pass a name.
1125 * passes.c (pass_rest_of_compilation): Likewise.
1126 * tree-optimize.c (pass_all_optimizations): Likewise.
1128 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
1130 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
1131 an extra 'decl' for error_at.
1133 2009-07-07 Jakub Jelinek <jakub@redhat.com>
1136 * tree-tailcall.c (adjust_return_value_with_ops,
1137 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
1138 if it has complex or vector type.
1140 2009-07-07 Olivier Hainque <hainque@adacore.com>
1142 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
1145 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
1147 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
1149 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1151 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
1152 * c-decl.c: Likewise.
1153 * function.c: Likewise.
1154 * varasm.c: Likewise.
1155 * tree-ssa.c: Likewise.
1156 * c-common.c: Likewise.
1157 * tree-cfg.c: Likewise.
1158 * config/spu/spu.c: Likewise.
1159 * config/ia64/ia64.c: Likewise.
1160 * config/v850/v850.c: Likewise.
1162 2009-07-06 DJ Delorie <dj@redhat.com>
1164 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
1165 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
1166 unspecified accesses to control registers.
1167 * config/mep/intrinsics.md: Regenerate.
1168 * config/mep/intrinsics.h: Regenerate.
1169 * config/mep/mep-intrin.h: Regenerate.
1171 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1173 * c-lex.c: Replace %H by an explicit location. Update all calls.
1174 * c-common.c: Likewise.
1175 * c-decl.c: Likewise.
1176 * c-typeck.c: Likewise.
1177 * fold-const.c: Likewise.
1178 * gimplify.c: Likewise.
1180 * tree-cfg.c: Likewise.
1181 * tree-ssa-loop-niter.c: Likewise.
1182 * tree-vrp.c: Likewise.
1183 * value-prof.c: Likewise.
1185 2009-07-06 Diego Novillo <dnovillo@google.com>
1187 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
1188 if it has one. Handle cases where VAR does not have an
1189 annotation or cfun is NULL.
1191 2009-07-06 Diego Novillo <dnovillo@google.com>
1193 * tree.c: Include debug.h.
1194 (initialize_tree_contains_struct): New.
1195 (init_ttree): Call it.
1196 (tree_node_structure_for_code): Factor out of ...
1197 (tree_node_structure): ... here.
1198 * treestruct.def (TS_PHI_NODE): Remove.
1199 (TS_GIMPLE_STATEMENT): Remove.
1201 2009-07-06 Diego Novillo <dnovillo@google.com>
1203 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
1204 (debug_tree_chain): Handle cycles.
1206 2009-07-06 Nick Clifton <nickc@redhat.com>
1207 DJ Delorie <dj@redhat.com>
1209 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1210 __FMOVD_ENABLED__ is defined.
1212 (TARGET_FMOVD): Provide a default definition.
1213 (MASK_FMOVD): Likewise.
1214 (TARGET_CPU_CPP_BUILTINS): Define
1215 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1216 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1217 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
1218 (split for DF load from memory into register): Also handle
1219 MEMs which consist of REG+DISP addressing.
1220 (split for DF store from register to memory): Likewise.
1221 (movsf_ie): Always use single fp_mode.
1222 * config/sh/sh.c (sh_override_options): Do not automatically
1223 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1224 that to the -mfmovd command line switch.
1225 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1226 (fldi_ok): Always allow.
1227 * config/sh/sh.opt (mfmovd): Remove this switch.
1228 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1230 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1231 Kaz Kojima <kkojima@gcc.gnu.org>
1233 PR rtl-optimization/30807
1234 * postreload.c (reload_combine): For every new use of REG_SUM,
1235 record the use of BASE.
1237 2009-07-06 Jan Hubicka <jh@suse.cz>
1239 * params.def: Revert my accidental commit at 2009-06-30.
1241 2009-07-04 Ian Lance Taylor <iant@google.com>
1244 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1246 (mingw_format_attribute_overrides): Likewise.
1248 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1251 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1252 don't check cfa.reg. Instead of cfa.indirect use
1253 fde && fde->drap_reg != INVALID_REGNUM test.
1255 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1257 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1259 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1262 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1264 2009-07-03 Richard Guenther <rguenther@suse.de>
1266 PR tree-optimization/40640
1267 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1270 2009-07-03 Jan Hubicka <jh@suse.cz>
1272 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1273 for size, reduce amount of inlining.
1275 2009-07-03 Richard Guenther <rguenther@suse.de>
1278 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1279 if t +- x is known to not overflow and the conversion widens the
1281 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1283 2009-07-03 Jan Hubicka <jh@suse.cz>
1285 * ipa-pure-const.c (analyze): Update loop optimizer init.
1286 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1287 try_remove_empty_loop, remove_empty_loops): Remove.
1288 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1289 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1290 to mark regular loops as neccesary.
1291 (degenerate_phi_p): New function.
1292 (propagate_necessity, remove_dead_phis): Use it.
1293 (forward_edge_to_pdom): Likewise.
1294 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1295 virtual PHI nodes that became unreachable.
1296 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1297 * tree-flow.h (remove_empty_loops): Remove.
1298 * passes.c (init_optimization_passes): Remove.
1300 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1302 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1303 can_create_pseudo_p.
1304 (*fix_trunc<mode>_i387_1): Ditto.
1305 (*floathi<mode>2_1): Ditto.
1306 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1307 (*fistdi2_1): Ditto.
1308 (*fist<mode>2_1): Ditto.
1309 (frndintxf2_floor): Ditto.
1310 (*fist<mode>2_floor_1): Ditto.
1311 (frndintxf2_ceil): Ditto.
1312 (*fist<mode>2_ceil_1): Ditto.
1313 (frndintxf2_trunc): Ditto.
1314 (frndintxf2_mask_pm): Ditto.
1315 (fxam<mode>2_i387_with_temp): Ditto.
1316 * config/i386/sse.md (mulv16qi3): Ditto.
1317 (*sse2_mulv4si3): Ditto.
1319 (sse4_2_pcmpestr): Ditto.
1320 (sse4_2_pcmpistr): Ditto.
1322 2009-07-03 Jan Hubicka <jh@suse.cz>
1324 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1325 (mark_stmt_necessary): Set it.
1326 (mark_operand_necessary): Set it.
1327 (mark_control_dependent_edges_necessary): Set it.
1328 (mark_virtual_phi_result_for_renaming): New function.
1329 (get_live_post_dom): New function.
1330 (forward_edge_to_pdom): New function.
1331 (remove_dead_stmt): Fix handling of control dependences.
1332 (tree_dce_init): Init new bitmap.
1333 (tree_dce_done): Free it.
1335 2009-07-02 Richard Guenther <rguenther@suse.de>
1338 * tree-ssa-structalias.c (new_var_info): Initialize
1341 2009-07-02 Jan Hubicka <jh@suse.cz>
1343 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1346 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1348 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1349 instead of recomputing it. Adjust calls.
1350 (emit_store_flag): Adjust recursive calls.
1352 2009-07-02 Richard Guenther <rguenther@suse.de>
1354 * tree-ssa-live.c (remove_unused_locals): Do not remove
1356 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1357 of DECL_EXTERNAL for HEAP variables.
1358 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1359 HEAP variables. Do not adjust RESTRICT vars.
1360 (find_what_var_points_to): Nobody cares if something
1363 2009-07-02 Ben Elliston <bje@au.ibm.com>
1365 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1366 pc_low and pc_high declarations to the top of the function.
1368 2009-07-01 DJ Delorie <dj@redhat.com>
1370 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1372 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1373 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1374 unspecified accesses to control registers.
1375 * config/mep/intrinsics.md: Regenerate.
1376 * config/mep/intrinsics.h: Regenerate.
1377 * config/mep/mep-intrin.h: Regenerate.
1379 2009-07-01 Anthony Green <green@moxielogic.com>
1381 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1382 instruction when possible.
1383 (moxie_expand_prologue): Ditto. Also, save an instruction and
1384 some complexity by popping off of $r12 instead of $sp.
1385 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1388 2009-07-01 Richard Henderson <rth@redhat.com>
1391 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1392 contained no insns, reposition note before last insn.
1394 2009-07-01 Richard Henderson <rth@redhat.com>
1397 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1398 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1400 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1403 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1404 darwin9 for printing reg addresses with %y.
1406 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1408 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1409 truncation from operands in binary operations.
1411 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1414 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1415 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1416 subreg of op0 to the original op0.
1418 * expmed.c (store_bit_field_1): Use a temporary as the destination
1419 instead of a paradoxical subreg when we need to truncate the result.
1421 2009-07-01 DJ Delorie <dj@redhat.com>
1423 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1424 names to VLIW variants.
1425 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1426 * config/mep/intrinsics.md: Regenerate.
1427 * config/mep/intrinsics.h: Regenerate.
1428 * config/mep/mep-intrin.h: Regenerate.
1430 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1433 * jump.c (returnjump_p): Revert last patch.
1434 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1436 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1439 * pa.md (casesi32p): Use jump table label to determine the offset
1441 (casesi64p): Likewise.
1443 * pa.c (forward_branch_p): Return bool type. Use instruction
1444 addresses when available. Assert that INSN has a jump label.
1445 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1448 2009-07-01 Richard Guenther <rguenther@suse.de>
1450 PR tree-optimization/19831
1451 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1452 that only act as barriers do not make any previous stores necessary.
1453 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1454 HEAP variables global, do not add a constraint from nonlocal.
1455 (find_func_aliases): Handle escapes through return statements.
1456 (compute_points_to_sets): Make escaped HEAP variables global.
1458 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1461 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1462 after reducing a DImode cstore to SImode.
1464 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1466 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1467 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1469 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1471 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1472 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1474 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1475 and umod_optab if TARGET_BSD_DIVMOD.
1476 * config/vax/lib1funcs.asm: New file.
1477 * config/vax/t-linux: New file.
1478 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1480 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1483 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1484 to type arguments that have void type.
1487 * dwarf2out.c (gen_formal_parameter_die): Call
1488 equate_decl_number_to_die if node is different from origin.
1490 2009-06-30 Anthony Green <green@moxielogic.com>
1492 Clean up moxie port for --enable-build-with-cxx.
1493 * config/moxie/moxie.c (moxie_function_value): First two
1494 parameters are const_tree, not tree.
1495 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1496 (REG_CLASS_NAMES): Ditto.
1497 (REGNO_REG_CLASS): Ditto.
1498 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1499 (moxie_function_value): Fix constyness of arguments.
1501 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1503 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1504 finalize_size_functions before further processing.
1505 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1506 (variable_size): Call self_referential_size on size expressions
1507 that contain a PLACEHOLDER_EXPR.
1508 (size_functions): New static variable.
1509 (copy_self_referential_tree_r): New static function.
1510 (self_referential_size): Likewise.
1511 (finalize_size_functions): New global function.
1512 * tree.c: Include tree-inline.h.
1513 (push_without_duplicates): New static function.
1514 (find_placeholder_in_expr): New global function.
1515 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1517 <tcc_expression>: Likewise.
1518 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1519 the call in the expression.
1520 * tree.h (finalize_size_functions): Declare.
1521 (find_placeholder_in_expr): Likewise.
1522 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1523 (substitute_placeholder_in_expr): Update comment.
1524 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1526 (copy_tree_body_r): Likewise.
1527 (copy_tree_body): New static function.
1528 (maybe_inline_call_in_expr): New global function.
1529 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1530 (maybe_inline_call_in_expr): Declare.
1531 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1532 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1535 2009-06-30 Richard Guenther <rguenther@suse.de>
1537 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1539 (propagate_necessity): Do not mark reaching defs of stores
1542 2009-06-30 Jan Hubicka <jh@suse.cz>
1544 * cfgloopanal.c (check_irred): Move into ...
1545 (mark_irreducible_loops): ... here; return true if ireducible
1547 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1548 (analyze_function): Try to prove loop finiteness.
1549 * cfgloop.h (mark_irreducible_loops): Update prototype.
1550 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1552 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1554 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1556 2009-06-30 Ira Rosen <irar@il.ibm.com>
1558 PR tree-optimization/40542
1559 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1562 2009-06-30 Martin Jambor <mjambor@suse.cz>
1564 PR tree-optimization/40582
1565 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1566 than useless_type_conversion_p.
1567 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1570 2009-06-30 Martin Jambor <mjambor@suse.cz>
1573 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1575 2009-06-30 Richard Guenther <rguenther@suse.de>
1577 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1578 use ao_ref references.
1579 (walk_aliased_vdefs): Likewise.
1580 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1581 * tree-ssa-dce.c (struct ref_data): Remove.
1582 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1583 (mark_aliased_reaching_defs_necessary): Adjust.
1584 (mark_all_reaching_defs_necessary_1): Likewise.
1586 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1589 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1590 (emit_store_flag_1): Extract from emit_store_flag, adjust
1591 calls to (what now is) emit_cstore.
1592 (emit_store_flag): Call emit_store_flag_1 and also use it
1593 for what used to be recursive calls.
1595 2009-06-30 Wei Guozhi <carrot@google.com>
1598 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1599 if the target bb post dominates from bb.
1600 * config/i386/i386.c (memory_address_length): Check existence of base
1601 register before using it.
1603 2009-06-30 Nick Clifton <nickc@redhat.com>
1604 DJ Delorie <dj@redhat.com>
1606 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1607 __FMOVD_ENABLED__ is defined.
1609 (TARGET_FMOVD): Provide a default definition.
1610 (MASK_FMOVD): Likewise.
1611 (TARGET_CPU_CPP_BUILTINS): Define
1612 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1613 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1614 two fmov instructions depending upon whether TARGET_FMOVD is
1616 (split for DF load from memory into register): Also handle
1617 MEMs which consist of REG+DISP addressing.
1618 (split for DF store from register to memory): Likewise.
1619 * config/sh/sh.opt (mfmovd): Remove this switch.
1620 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1621 * config/sh/sh.c (sh_override_options): Do not automatically
1622 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1623 that to the -mfmovd command line switch.
1625 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1627 (fldi_ok): Always allow.
1628 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1630 2009-06-29 DJ Delorie <dj@redhat.com>
1632 * doc/install.texi (mep-x-elf): Correct chip's full name.
1634 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1636 * doc/extend.texi: Fix typo.
1638 2009-06-29 Tom Tromey <tromey@redhat.com>
1641 * Makefile.in (DWARF2_H): New variable.
1643 (dwarf2out.o): Likewise.
1644 (dwarf2asm.o): Likewise.
1645 * config/i386/t-i386: Use DWARF2_H.
1646 * except.c: Include elf/dwarf2.h.
1647 * unwind-dw2.c: Include elf/dwarf2.h.
1648 * dwarf2out.c: Include elf/dwarf2.h.
1649 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1650 <dtprel>: New field.
1651 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1652 (size_of_loc_descr): Likewise.
1653 (output_loc_operands_raw): Likewise.
1654 (output_loc_operands): Handle new dtprel field.
1655 (loc_checksum): Update.
1656 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1657 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1658 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1659 * dwarf2asm.c: Include elf/dwarf2.h.
1660 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1661 * config/mmix/mmix.c: Include elf/dwarf2.h.
1662 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1663 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1664 * config/sh/sh.c: Include elf/dwarf2.h.
1665 * config/i386/i386.c: Include elf/dwarf2.h.
1667 2009-06-29 DJ Delorie <dj@redhat.com>
1669 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1671 * doc/extend.texi: Add MeP attributes and pragmas.
1672 * doc/invoke.text: Add MeP Options.
1673 * doc/contrib.texi: Add MeP contribution.
1674 * doc/md.texi: Add MeP constraints.
1675 * doc/install.texi: Add MeP target.
1677 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1679 * target.h (struct gcc_target): Add frame_pointer_required field.
1680 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1681 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1682 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1684 * reload1.c (update_eliminables): (Ditto.).
1685 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1686 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1687 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1689 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1691 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1692 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1693 (arm_frame_pointer_required): New function.
1695 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1696 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1697 (avr_frame_pointer_required_p): Declare as static.
1698 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1700 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1701 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1702 (bfin_frame_pointer_required): Make as static, change return type
1704 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1706 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1707 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1708 (cris_frame_pointer_required): New function.
1710 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1712 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1713 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1714 (fr30_frame_pointer_required): New function.
1716 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1717 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1718 (frv_frame_pointer_required): Make as static, change return type
1720 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1722 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1723 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1724 (ix86_frame_pointer_required): Make as static, change return type to
1726 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1728 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1729 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1731 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1733 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1735 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1737 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1738 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1739 (mips_frame_pointer_required): Make as static.
1740 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1742 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1743 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1744 (mmix_frame_pointer_required): Mew function.
1746 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1747 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1749 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1751 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1753 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1755 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1756 (CAN_ELIMINATE): Redefine.
1757 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1758 (sparc_frame_pointer_required): New function.
1759 (sparc_can_eliminate): New function.
1760 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1762 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1763 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1765 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1766 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1767 (xtensa_frame_pointer_required): Make as static, change return type
1769 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1772 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1774 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1775 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1776 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1777 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1778 (register_callback): Handle PLUGIN_START_UNIT.
1779 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1781 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1783 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1785 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1786 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1788 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1790 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1793 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1795 * doc/extend.texi (Additional Floating Types): __float128 is also
1796 supported on i386 targets.
1798 2009-06-29 Richard Guenther <rguenther@suse.de>
1801 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1803 (pt_solutions_same_restrict_base): Declare.
1804 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1806 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1807 (make_constraint_from, make_copy_constraint): Move earlier.
1808 (make_constraint_from_heapvar): New function.
1809 (make_constraint_from_restrict): Likewise.
1810 (handle_lhs_call): Use it.
1811 (find_func_aliases): Use it to track conversions to restrict
1813 (struct fieldoff): Add only_restrict_pointers flag.
1814 (push_fields_onto_fieldstack): Initialize it.
1815 (create_variable_info_for): Track global restrict qualified pointers.
1816 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1817 Track restrict qualified pointer arguments.
1818 (set_uids_in_ptset): Use varinfo is_global_var flag.
1819 (find_what_var_points_to): Set the vars_contains_restrict flag.
1820 Always create the points-to solution for sets including restrict tags.
1821 (pt_solutions_same_restrict_base): New function.
1822 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1823 qualified pointers use pt_solutions_same_restrict_base as
1824 additional source for disambiguation.
1826 2009-06-29 Richard Guenther <rguenther@suse.de>
1829 * alias.c (find_base_decl): Remove.
1830 (get_deref_alias_set_1): Remove restrict handling.
1831 * c-common.c (c_apply_type_quals_to_decl): Do not set
1832 DECL_POINTER_ALIAS_SET.
1833 * gimplify.c (find_single_pointer_decl_1): Remove.
1834 (find_single_pointer_decl): Likewise.
1835 (internal_get_tmp_var): Remove restrict handling.
1836 (gimple_regimplify_operands): Likewise.
1837 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1838 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1839 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1840 * tree.c (restrict_base_for_decl): Remove.
1841 (init_ttree): Do not allocate it.
1842 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1843 LABEL_DECL_UID for label decls.
1844 (copy_node_stat): Do not copy restrict information.
1845 (decl_restrict_base_lookup): Remove.
1846 (decl_restrict_base_insert): Likewise.
1847 (print_restrict_base_statistics): Likewise.
1848 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1849 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1850 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1851 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1852 (LABEL_DECL_UID): Adjust.
1853 (DECL_BASED_ON_RESTRICT_P): Remove.
1854 (DECL_GET_RESTRICT_BASE): Likewise.
1855 (SET_DECL_RESTRICT_BASE): Likewise.
1856 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1858 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1859 instead of DECL_POINTER_ALIAS_SET.
1860 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1861 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1862 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1864 2009-06-29 Richard Guenther <rguenther@suse.de>
1866 PR tree-optimization/40579
1867 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1868 the IL to simplify has constants that overflowed.
1870 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1872 PR tree-optimization/40550
1873 * tree-vect-generic.c (expand_vector_operations_1): Compute in
1874 vector_compute_type only when the size of vector_compute_type is
1875 less than the size of type.
1877 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
1879 * fold-const.c (contains_label_1): Fix comments.
1880 (contains_label_p): Do not walk trees multiple time.
1882 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1884 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
1885 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
1886 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
1887 ix86_fp_comparison_operator.
1888 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
1889 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
1890 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
1891 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
1892 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
1893 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
1894 (related splits): Change predicate to ix86_fp_comparison_operator.
1895 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
1896 instead of ix86_fp_comparison_codes.
1897 (ix86_trivial_fp_comparison_operator,
1898 ix86_fp_comparison_operator): New.
1899 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
1900 (ix86_expand_compare): Eliminate last two parameters.
1901 (ix86_fp_jump_nontrivial_p): Kill.
1902 * config/i386/i386.c (put_condition_code): Eliminate call to
1903 ix86_fp_comparison_codes and subsequent assertion.
1904 (ix86_fp_comparison_codes): Eliminate.
1905 (ix86_fp_swap_condition): New.
1906 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
1907 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
1908 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
1909 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
1910 and ix86_fp_swap_condition.
1911 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
1912 Use ix86_fp_comparison_strategy.
1913 (ix86_expand_compare): Likewise. Eliminate last two arguments.
1914 (ix86_fp_jump_nontrivial_p): Eliminate.
1915 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
1916 call to ix86_expand_compare.
1917 (ix86_split_fp_branch, ix86_expand_setcc,
1918 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
1919 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
1921 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1923 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
1924 related to jump_clobbers.
1925 * config/arm/arm.md (conds): Remove jump_clob case.
1926 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
1927 splits): Change comparison_operator to arm_comparison_operator.
1928 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
1931 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1933 * dojump.c (do_compare_rtx_and_jump): Try swapping the
1934 condition for floating point modes.
1935 * expmed.c (emit_store_flag_1): Move here a bigger part
1937 (emit_store_flag): Try swapping the condition for floating point
1939 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
1941 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1943 * expr.c (expand_expr_real_1): Just use do_store_flag.
1944 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
1945 emit_store_flag_force.
1946 * expmed.c (emit_store_flag_force): Copy here trick
1947 previously in expand_expr_real_1. Try reversing the comparison.
1948 (emit_store_flag_1): Work if target is NULL.
1949 (emit_store_flag): Work if target is NULL, using the result mode
1950 from the comparison. Use split_comparison, restructure final part
1951 to simplify conditionals.
1953 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1955 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
1956 * dojump.c (do_jump): Change handling of floating-point
1957 ops to use just do_compare_and_jump.
1958 (split_comparison): New.
1959 (do_compare_rtx_and_jump): Add here logic coming previously
1960 in do_jump, using split_comparison.
1962 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
1965 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
1967 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1969 * tree-ssa-alias.c: Fix unintentional commit.
1971 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1973 * passes.c (execute_one_pass): Fix unintentional commit.
1975 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1977 * df-problems.c (df_set_seen, df_unset_seen): Delete.
1978 (df_rd_local_compute, df_md_local_compute): Inline them.
1980 (df_md_scratch): New.
1981 (df_md_alloc, df_md_free): Allocate/free it.
1982 (df_md_local_compute): Only include live registers in init.
1983 (df_md_transfer_function): Prune the in-set computed by
1984 the confluence function, and the gen-set too.
1986 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1988 PR rtl-optimization/26854
1989 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
1990 * df-problems.c (df_rd_add_problem): Fix comment.
1991 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
1992 df_md_simulate_artificial_defs_at_top,
1993 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
1994 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
1995 df_md_transfer_function, df_md_init, df_md_confluence_0,
1996 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
1997 problem_MD, df_md_add_problem): New.
1998 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
1999 df_md_get_bb_info): New.
2000 (DF_LAST_PROBLEM_PLUS1): Adjust.
2002 * Makefile.in (fwprop.o): Include domwalk.h.
2003 * fwprop.c: Include domwalk.h.
2004 (reg_defs, reg_defs_stack): New.
2005 (bitmap_only_bit_between): Remove.
2006 (process_defs): New.
2007 (process_uses): Use reg_defs and local_md instead of
2008 bitmap_only_bit_between and local_rd.
2009 (single_def_use_enter_block): New, from build_single_def_use_links.
2010 (single_def_use_leave_block): New.
2011 (build_single_def_use_links): Remove code moved to
2012 single_def_use_enter_block, invoke domwalk.
2013 (use_killed_between): Adjust comment.
2015 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2017 * bitmap.h (bitmap_ior_and_into): New.
2018 * bitmap.c (bitmap_ior_and_into): New.
2020 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2022 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2023 before_dom_children_before_stmts and after_dom_children_after_stmts.
2024 Rename the two remaining callbacks to just before_dom_children and
2025 after_dom_children. Remove other GIMPLE statement walking bits.
2026 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2027 * graphite.c: Do not include domwalk.h.
2028 * tree-into-ssa.c (interesting_blocks): New global.
2029 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2030 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2031 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2032 now that they're not domwalk callbacks.
2033 (rewrite_initialize_block): Rename to...
2034 (rewrite_enter_block): ... this, place after called functions. Test
2035 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2036 (rewrite_finalize_block): Rename to...
2037 (rewrite_leave_block): ... this, place after called functions.
2038 (rewrite_update_init_block): Rename to...
2039 (rewrite_update_enter_block): ... this, place after called functions.
2040 Test interesting_blocks, call rewrite_update_stmt and
2041 rewrite_update_phi_arguments.
2042 (rewrite_update_fini_block): Rename to...
2043 (rewrite_leave_block): ... this, place after called functions.
2044 (rewrite_blocks): Remove last argument, simplify initialization of
2046 (mark_def_sites_initialize_block): Rename to...
2047 (mark_def_sites_block): ... this, call mark_def_sites.
2048 (mark_def_sites_blocks): Remove argument, simplify initialization of
2050 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2051 (update_ssa): Likewise.
2052 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
2054 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
2055 (dom_opt_initialize_block): Rename to...
2056 (dom_opt_enter_block): ... this, place after called functions. Walk
2057 statements here, inline propagate_to_outgoing_edges.
2058 (dom_opt_finalize_block): Rename to...
2059 (dom_opt_leave_block): ... this, place after called functions.
2060 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
2062 (dse_enter_block, dse_record_phi): New.
2063 (dse_record_phis): Delete.
2064 (dse_finalize_block): Rename to...
2065 (dse_leave_block): ... this.
2066 (tree_ssa_dse): Simplify initialization of walk_data.
2067 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
2068 Adjust initialization of walk_data.
2069 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
2070 * tree-ssa-loop-phiopt.c (get_non_trapping):
2071 Adjust initialization of walk_data.
2072 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
2073 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
2074 it's not a domwalk callback.
2075 (uncprop_initialize_block): Rename to...
2076 (dse_enter_block): ... this, call uncprop_into_successor_phis.
2077 (dse_finalize_block): Rename to...
2078 (dse_leave_block): ... this.
2079 (tree_ssa_uncprop): Simplify initialization of walk_data.
2080 * Makefile.in: Adjust dependencies.
2082 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
2084 * arm.md (casesi): Fix test for Thumb1.
2085 (thumb1_casesi_internal_pic): Likewise.
2086 (thumb1_casesi_dispatch): Likewise.
2088 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
2090 * config/arm/arm-cores.def: Added core cortex-m0.
2091 * config/arm/arm-tune.md: Regenerated.
2092 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
2094 2009-06-26 DJ Delorie <dj@redhat.com>
2096 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
2098 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
2099 the scheduler doesn't tag jump insns.
2101 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
2103 * c-decl.c (merge_decls): Re-indent.
2105 2009-06-26 Janis Johnson <janis187@us.ibm.com>
2108 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
2109 Special-case decimal float constants.
2111 2009-06-26 Richard Henderson <rth@redhat.com>
2113 * function.h (struct function): Add cannot_be_copied_reason,
2114 and cannot_be_copied_set.
2115 * tree-inline.c (has_label_address_in_static_1): Rename from
2116 inline_forbidden_p_2; don't set inline_forbidden_reason here.
2117 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
2118 don't set inline_forbidden_reason.
2119 (copy_forbidden): New function, split out of inline_forbidden_p.
2120 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
2121 (inline_forbidden_p): Use copy_forbidden.
2122 (tree_versionable_function_p): Likewise.
2123 (inlinable_function_p): Merge into tree_inlinable_function_p.
2124 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
2125 * ipa-cp.c (ipcp_versionable_function_p): New function.
2126 (ipcp_cloning_candidate_p): Use it.
2127 (ipcp_node_modifiable_p): Likewise.
2129 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
2131 * builtins.c (expand_builtin_alloca): Handle builtin alloca
2132 that is marked not to be inlined. Remove flag_mudflap use.
2133 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
2134 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
2136 2009-06-26 Steve Ellcey <sje@cup.hp.com>
2139 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
2140 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
2142 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
2144 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
2146 (__mingwthr_remove_key_dtor): Likewise.
2148 2009-06-26 Richard Guenther <rguenther@suse.de>
2150 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
2152 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
2155 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
2156 try the non-cond_exec path also.
2158 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2161 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
2162 (output_cbranch): Use new functions.
2163 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
2166 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2167 Pat Haugen <pthaugen@us.ibm.com>
2168 Revital Eres <ERES@il.ibm.com>
2170 * config/rs6000/rs6000.c (print_operand): Correct lossage message
2171 for %c error. Add %x support to print VSX registers as a unified
2172 register set, instead of separate float and altivec registers.
2173 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
2174 %y case, and add support for VSX pre-modify addresses.
2175 (output_toc): Add assert for CONST containing an integer constant
2177 (rs6000_adjust_cost): Add POWER7 support.
2178 (insn_must_be_first_in_group): Ditto.
2179 (insn_must_be_last_in_group): Ditto.
2180 (rs6000_emit_popcount): Ditto.
2181 (rs6000_vector_mode_supported_p): Ditto.
2183 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
2184 Change some of the functions called by macros to being called
2185 through a pointer, so debug functions can be inserted if
2186 -mdebug=addr or -mdebug=cost.
2187 (rs6000_preferred_reload_class_ptr): Ditto.
2188 (rs6000_secondary_reload_class_ptr): Ditto.
2189 (rs6000_secondary_memory_needed_ptr): Ditto.
2190 (rs6000_cannot_change_mode_class_ptr): Ditto.
2191 (rs6000_secondary_reload_inner): Ditto.
2192 (rs6000_legitimize_reload_address): Ditto.
2193 (rs6000_legitimize_reload_address_ptr): Ditto.
2194 (rs6000_mode_dependent_address): Ditto.
2195 (rs6000_mode_dependent_address_ptr): Ditto.
2197 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
2198 function to return true if the mode allows reg + integer
2200 (virtual_stack_registers_memory_p): New function to return true if
2201 the address refers to a virtual stack register.
2202 (rs6000_legitimate_offset_address_p): Move code to say whether a
2203 mode supports reg+int addressing to reg_offset_addressing_ok_p and
2205 (rs6000_legitimate_address_p): Add checks for modes that only can
2206 do reg+reg addressing. Start adding VSX support.
2207 (rs6000_legitimize_reload_address): Ditto.
2208 (rs6000_legitimize_address): Ditto.
2209 (rs6000_debug_legitimate_address_p): New debug functions for
2210 -mdebug=addr and -mdebug=cost.
2211 (rs6000_debug_rtx_costs): Ditto.
2212 (rs6000_debug_address_costs): Ditto.
2213 (rs6000_debug_adjust_cost): Ditto.
2214 (rs6000_debug_legitimize_address): Ditto.
2215 (rs6000_legitimize_reload_address_ptr): Point to call normal
2216 function or debug function. Make functions called via pointer
2218 (rs6000_mode_dependent_address_ptr): Ditto.
2219 (rs6000_secondary_reload_class_ptr): Ditto.
2220 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2221 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2222 into a friendlier error.
2223 (rs6000_init_builtins): Add initial VSX support.
2224 (rs6000_adjust_cost): Fix some spacing issues.
2226 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2227 (REG_CLASS_NAMES): Ditto.
2228 (REG_CLASS_CONTENTS): Ditto.
2229 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2230 pointer, to add -mdebug=addr support.
2231 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2232 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2233 -mdebug=addr support.
2234 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2235 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2236 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2238 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2240 (bswapsi*): Set attribute types for load/store. Add combiner
2241 patterns to eliminate zero extend on 64-bit.
2242 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2243 stdbrx if the hardware supports those instructions.
2245 2009-06-25 Ian Lance Taylor <iant@google.com>
2247 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2248 (Link Options): Document -static-libstdc++.
2250 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2253 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2254 DATA_ALIGNMENT instead.
2256 2009-06-25 Richard Guenther <rguenther@suse.de>
2258 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2259 indirect references against the callused/escaped solutions.
2260 (call_may_clobber_ref_p_1): Likewise.
2262 2009-06-25 Martin Jambor <mjambor@suse.cz>
2264 PR tree-optimization/40493
2265 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2266 (enum unscalarized_data_handling): New type.
2267 (handle_unscalarized_data_in_subtree): Return what has been done.
2268 (load_assign_lhs_subreplacements): Handle left flushes differently.
2269 (sra_modify_assign): Use unscalarized_data_handling, simplified
2270 condition determining whether to remove the statement.
2272 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2274 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2275 excerpt - @ should be doubled for texinfo.
2277 2009-06-24 Ian Lance Taylor <iant@google.com>
2279 * config/arc/arc.c: Include "df.h".
2280 (arc_attribute_table): Make static. Move higher in file.
2281 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2282 (output_shift): Initialize n later to avoid warning.
2283 * config/arm/arm.c (arm_attribute_table): Make static. Move
2285 * config/avr/avr.c (avr_attribute_table): Make static. Move
2287 (reg_class_tab): Change array type from int to enum reg_class.
2288 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2290 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2291 (lshrhi3_out): Likewise.
2292 (class_likely_spilled_p): Change return type to bool.
2293 (avr_rtx_costs): Use local code variable with enum type.
2294 * config/avr/avr.md (movmemhi): Use add_reg_note.
2295 (andhi3, andsi3): Don't use AS2 with "and".
2296 (iorhi3, iorsi3): Don't use AS2 with "or".
2297 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2298 * config/crx/crx.c: Include "df.h".
2299 (crx_attribute_table): Make static.
2300 * config/m32r/m32r.c: Include "df.h".
2301 (m32r_attribute_table): Make static. Move higher in file.
2302 (pop): Use add_reg_note.
2303 (block_move_call): Change 0 to LCT_NORMAL in function call.
2304 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2305 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2306 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2307 declare, not just when TREE_CODE is defined.
2308 * config/m68hc11/m68hc11.c: Include "expr.h".
2309 (m68hc11_attribute_table): Make static. Move higher in file.
2310 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2312 (m68hc11_register_indirect_p): Likewise.
2313 (m68hc11_function_arg_padding): Change return type to enum
2315 (emit_move_after_reload): Use add_reg_note.
2316 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2317 (m68hc11_split_logical): Likewise.
2318 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2320 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2321 to VOIDmode in function call.
2322 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2324 (m68hc11_split_logical): Update declaration.
2325 (m68hc11_function_arg_padding): Update declaration.
2326 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2327 to array of enum reg_class.
2328 (mcore_attribute_table): Make static. Move higher in file.
2329 (mcore_rtx_costs): Add cast to enum type.
2330 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2331 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2332 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2334 * config/sh/predicates.md (trapping_target_operand): Rename and to
2336 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2338 * config/spu/spu.c (spu_attribute_table): Make static. Move
2340 * config/v850/v850.c (v850_attribute_table): Make static. Move
2342 (v850_rtx_costs): Use local code with enum type.
2343 (expand_epilogue): Add cast.
2344 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2346 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2349 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2350 -m2a-single-only and -m2a-nofpu.
2351 * config/sh/sh.opt: Document m2a generates FPU code.
2353 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2355 * defaults.h (CAN_ELIMINATE): Provide default.
2356 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2357 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2358 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2359 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2360 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2361 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2362 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2363 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2364 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2365 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2367 2009-06-24 DJ Delorie <dj@redhat.com>
2369 * mep-ext-cop.cpu: Fix copyright notice.
2370 * mep-default: Fix copyright notice.
2371 * mep-core: Fix copyright notice.
2372 * mep: Fix copyright notice.
2373 * mep-ivc2: Fix copyright notice.
2374 * mep-c5: Fix copyright notice.
2376 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2378 * doc/contrib.texi (Contributors):
2380 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2383 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2384 src and dst operands if necessary.
2386 2009-06-23 DJ Delorie <dj@redhat.com>
2389 * config.gcc: Add mep support.
2390 * recog.c: Resurrect validate_replace_rtx_subexp().
2391 * recog.h: Likewise.
2392 * config/mep/: Add new port:
2393 * config/mep/constraints.md: New file.
2394 * config/mep/default.h: New file.
2395 * config/mep/intrinsics.h: New file.
2396 * config/mep/intrinsics.md: New file.
2397 * config/mep/ivc2-template.h: New file.
2398 * config/mep/mep-c5.cpu: New file.
2399 * config/mep/mep-core.cpu: New file.
2400 * config/mep/mep-default.cpu: New file.
2401 * config/mep/mep-ext-cop.cpu: New file.
2402 * config/mep/mep-intrin.h: New file.
2403 * config/mep/mep-ivc2.cpu: New file.
2404 * config/mep/mep-lib1.asm: New file.
2405 * config/mep/mep-lib2.c: New file.
2406 * config/mep/mep-pragma.c: New file.
2407 * config/mep/mep-protos.h: New file.
2408 * config/mep/mep-tramp.c: New file.
2409 * config/mep/mep.c: New file.
2410 * config/mep/mep.cpu: New file.
2411 * config/mep/mep.h: New file.
2412 * config/mep/mep.md: New file.
2413 * config/mep/mep.opt: New file.
2414 * config/mep/predicates.md: New file.
2415 * config/mep/t-mep: New file.
2417 2009-06-23 Ian Lance Taylor <iant@google.com>
2419 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2420 from loose_warn into c_loose_warn and from strict_warn into
2421 c_strict_warn. Set and substitute warn_cxxflags. Check for
2422 --enable-build-with-cxx. Set and substitute
2423 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2424 * Makefile.in (CXXFLAGS): New variable.
2425 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2426 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2427 the default is the same as $(STRICT_WARN).
2428 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2429 (CXX): New variable.
2430 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2431 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2432 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2433 (HOST_LIBS): New variable.
2434 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2435 (ALL_CXXFLAGS): New variable.
2436 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2437 * doc/install.texi (Configuration): Document
2438 --enable-build-with-cxx, --with-stage1-ldflags,
2439 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2440 * configure: Rebuild.
2442 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2444 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2445 from previous commit.
2447 2009-06-23 Ian Lance Taylor <iant@google.com>
2449 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2451 2009-06-23 Ian Lance Taylor <iant@google.com>
2453 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2454 with ATTRIBUTE_UNUSED.
2456 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2457 Pat Haugen <pthaugen@us.ibm.com>
2458 Revital Eres <eres@il.ibm.com>
2460 * config.in (HAVE_AS_POPCNTD): Add default definition.
2461 (HAVE_AS_LWSYNC): Ditto.
2463 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2465 (gcc_cv_as_powerpc_cmpb): Ditto.
2466 (gcc_cv_as_powerpc_dfp): Ditto.
2467 (gcc_cv_as_powerpc_vsx): Ditto.
2468 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2469 supporting the popcntd/lwsync instructions.
2470 (gcc_cv_as_powerpc_lwsync): Ditto.
2471 * configure: Regenerate.
2473 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2474 -mcpu=native and -mcpu=power7.
2475 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2477 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2478 a variable instead of a mask to reduce the number of mask bits.
2479 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2480 (-mbit-word): Ditto.
2481 (-mregnames): Ditto.
2482 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2483 (-mfused-madd): Ditto.
2485 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2487 (-mvsx): New switch for VSX instructions.
2488 (-misel): Move from a variable to a mask to allow it to be set by
2491 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2492 function declaration to an array declaration.
2493 (rs6000_hard_regno_nregs): New external array declaration.
2495 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2496 files included by rs6000.md.
2498 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2499 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2501 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2503 (rs6000_debug_reg): New -mdebug= variables.
2504 (rs6000_debug_addr): Ditto.
2505 (rs6000_debug_cost): Ditto.
2506 (rs6000_pmode): New variable to hold Pmode.
2507 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2508 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2509 calculated at compiler start.
2510 (rs6000_hard_regno_nregs): Change function to an array which holds
2511 HARD_REGNO_NREGS calculated at compiler start.
2512 (rs6000_explicit_options): Delete isel field.
2513 (rs6000_vector_unit): New array to hold which vector unit
2514 supports arithmetic options for a given type.
2515 (rs6000_vector_mem): New array to hold which vector unit supports
2516 memory reference operations for a given type.
2517 (rs6000_vector_align): New array to given the alignment of each
2519 (power7_cost): New basic costs for power7.
2520 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2521 (rs6000_hard_regno_nregs_internal): New function, moved from
2522 HARD_REGNO_NREGS, to calculate the number of registers each hard
2523 register takes for each type.
2524 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2525 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2526 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2527 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2528 unit information here so it is calculated once at compiler startup
2530 (rs6000_override_options): Make -misel a target mask. Add more
2531 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2532 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2534 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2535 (rs6000_handle_option): Move -misel from variable to target mask.
2536 (rs6000_builtin_mask_for_load): Add VSX support.
2537 (rs6000_conditional_register_usage): Ditto.
2538 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2539 (function_arg_boundary): Ditto.
2540 (rs6000_expand_builtin): Ditto.
2541 (def_builtin): Make abort message a little friendlier.
2542 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2544 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2545 assembler support the popcntd instruction instead of a vsx
2546 instruction to enable power7 support.
2547 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2548 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2549 option to the assembler if -mcpu=native.
2550 (ASM_CPU_NATIVE_SPEC): Ditto.
2551 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2553 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2554 the lwsync instruction.
2555 (enum processor_type): Add PROCESSOR_POWER7.
2556 (rs6000_debug_reg): New -mdebug= options.
2557 (rs6000_debug_addr): Ditto.
2558 (rs6000_debug_cost): Ditto.
2559 (rs6000_isel): Delete.
2560 (enum rs6000_vector): New enum to say what vector unit we have.
2561 (VECTOR_UNIT_*): New macros to say which vector unit has
2562 arithmetic operations for a given type.
2563 (VECTOR_MEM_*): New macros to say which vector unit has memory
2564 operations for a given type.
2565 (TARGET_LDBRX): Whether the machine supports the ldbrx
2567 (TARGET_ISEL): Delete, -misel moved to be a mask.
2568 (TARGET_ISEL64): New macro for 64-bit isel support.
2569 (UNITS_PER_VSX_WORD): New macro.
2570 (POINTER_SIZE): Move to be an external variable, rather than
2571 calculating whether we are generating 32 ot 64-bit code.
2573 (STACK_BOUNDARY): Add VSX support.
2574 (LOCAL_ALIGNMENT): Ditto.
2575 (SLOW_UNALIGNED_ACCESS): Ditto.
2576 (VSX_REGNO_P): New macro for VSX support.
2577 (VFLOAT_REGNO_P): Ditto.
2578 (VINT_REGNO_P): Ditto.
2579 (VLOGICAL_REGNO_P): Ditto.
2580 (VSX_VECTOR_MODE): Ditto.
2581 (VSX_SCALAR_MODE): Ditto.
2583 (VSX_MOVE_MODE): Ditto.
2584 (VSX_REG_CLASS_P): Ditto.
2585 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2587 (UNITS_PER_SIMD_WORD): Add VSX support.
2588 (MODES_TIEABLE_P): Ditto.
2589 (STARTING_FRAME_OFFSET): Ditto.
2590 (STACK_DYNAMIC_OFFSET): Ditto.
2591 (EPILOGUE_USES): Ditto.
2592 (REGNO_REG_CLASS): Move to array lookup.
2593 (CLASS_MAX_NREGS): Ditto.
2594 (rs6000_vector_reg_class): Add declaration.
2595 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2596 overlap with the floating point and Altivec registers.
2598 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2600 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2601 give the appropriate asm switches if -mcpu=native.
2602 (host_detect_local_cpu): Add support for "asm".
2603 (host_detect_local_cpu): Follow GNU code guidelines for name.
2605 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2606 -mbit-word to a variable instead of being a target mask.
2608 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2609 emit the lwsync instruction instead of emitting the instruction as
2610 an integer constant.
2612 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2613 fixuns_trundfsi2, move expander into rs6000.md.
2615 * config/rs6000/rs6000.md (cpu): Add power7.
2616 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2617 (logical predicate patterns): Change the single instruction
2618 primitives that set CR0 to be fast_compare instead of compare.
2620 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2621 (popcntddi2): Ditto.
2622 (popcount<mode>): Ditto.
2623 (floating multiply/add insns): Name the floating point
2625 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2626 (isel_unsigned_<mode>): Ditto.
2627 (fixuns_trundfsi2): Move expander here from spe.md.
2628 (smindi3): Define if we have -misel on 64-bit systems.
2633 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2635 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2637 * config/avr/avr.c (avr_current_device): New variable.
2638 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2639 (avr_arch, mcu_type_s): Move to avr.h.
2640 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2641 default_data_section_start fields.
2642 (avr_arch): Moved from avr.c.
2643 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2644 library_name fields.
2645 (avr_current_device, avr_mcu_types, avr_arch_types,
2646 avr_device_to_arch, avr_device_to_data_start,
2647 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2648 (EXTRA_SPEC_FUNCTIONS): Define.
2649 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2650 options mapping. Use device_to_arch and device_to_data_start insted.
2651 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2652 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2653 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2654 * config/avr/driver-avr.c: New file.
2655 * config/avr/avr-devices.c: New file.
2657 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2659 * var-tracking.c (unshare_variable): Force initialized to
2660 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2661 (set_variable_part): Likewise.
2662 (struct variable_union_info): Remove pos_src field.
2663 (vui_vec, vui_allocated): New variables.
2664 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2665 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2666 == 1 use a simpler sorting algorithm. Compute pos field right
2667 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2668 Avoid quadratic comparison if !flag_var_tracking_uninit.
2669 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2670 unshare_variable unconditionally.
2671 (dataflow_set_different_2): Removed.
2672 (dataflow_set_different): Don't traverse second hash table.
2673 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2674 unconditionally to var_reg_set or var_mem_set.
2675 (emit_notes_in_bb): Likewise.
2676 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2678 (emit_note_insn_var_location): Don't set initialized to
2679 VAR_INIT_STATUS_INITIALIZED early.
2680 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2682 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2684 * tree-object-size.c (addr_object_size): Instead of checking
2685 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2686 are no FIELD_DECLs following it.
2688 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2690 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2691 order to match bswaps with signed source operands.
2693 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2695 * sdbout.c (sdbout_one_type): Fix braces in switch.
2697 2009-06-23 Richard Guenther <rguenther@suse.de>
2699 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2701 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2702 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2703 var_callused, callused_tree, var_storedanything, storedanything_tree,
2704 var_integer, integer_tree): Remove global variables.
2705 (new_var_info): Do not pass new id, append the new var to the
2706 global variable vector.
2707 (do_ds_constraint): Use is_global_var member of the variable-info.
2708 (new_scalar_tmp_constraint_exp): Adjust.
2709 (create_function_info_for): Likewise.
2710 (create_variable_info_for): Likewise.
2711 (find_what_var_points_to): Remove dead code.
2712 (init_base_vars): Simplify.
2713 (compute_points_to_sets): Adjust.
2715 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2717 * combine.c (try_combine): Dump information about the insns we're
2720 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2722 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2723 check when calling force_to_mode on TRUNCATE's operand.
2725 2009-06-22 Ian Lance Taylor <iant@google.com>
2727 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2729 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2731 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2733 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2735 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2736 override library linkage flags such as -static-libgcc or
2739 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2741 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2743 2009-06-22 Ian Lance Taylor <iant@google.com>
2745 * config/linux.opt: Put mglibc ahead of muclibc.
2747 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2748 for duplicate decls.
2750 2009-06-22 Matthias Klose <doko@ubuntu.com>
2752 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2754 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2757 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2758 instead of NULL if a parser error occurs.
2760 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2762 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2763 non-DWARF2_DEBUGGING_INFO version.
2765 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2767 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2768 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2770 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2771 (LIBGCC2_TF_CEXT): Define.
2774 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2777 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2779 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2781 * config/arm/arm.c (arm_override_options): Disable
2782 -mcaller-super-interworking and -mcallee-super-interworking.
2783 * doc/invoke.texi (ARM Options): Document this.
2785 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2787 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2788 * config/arm/constraints.md (j): New constraint for movw operands.
2789 (N): Remove thumb2 meaning.
2790 * config/arm/arm.md (*arm_movw): Delete.
2791 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2792 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2793 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2795 2009-06-22 Martin Jambor <mjambor@suse.cz>
2797 PR tree-optimization/40492
2798 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2799 build_ref_for_offset.
2801 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2803 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2804 JUMP_TABLE_DATA_P predicates where applicable.
2805 * auto-inc-dec.c: Ditto.
2806 * builtins.c: Ditto.
2807 * caller-save.c: Ditto.
2809 * cfgcleanup.c: Ditto.
2810 * cfglayout.c: Ditto.
2813 * combine-stack-adj.c: Ditto.
2819 * dwarf2asm.c: Ditto.
2820 * dwarf2out.c: Ditto.
2821 * emit-rtl.c: Ditto.
2827 * function.c: Ditto.
2830 * genpreds.c: Ditto.
2831 * genrecog.c: Ditto.
2833 * ira-costs.c: Ditto.
2834 * ira-lives.c: Ditto.
2837 * lower-subreg.c: Ditto.
2838 * modulo-sched.c: Ditto.
2840 * postreload.c: Ditto.
2841 * print-rtl.c: Ditto.
2850 * sched-vis.c: Ditto.
2852 * sel-sched-ir.c: Ditto.
2853 * simplify-rtx.c: Ditto.
2854 * targhooks.c: Ditto.
2855 * var-tracking.c: Ditto.
2856 * vmsdbgout.c: Ditto.
2858 2009-06-22 Matthias Klose <doko@ubuntu.com>
2860 * Makefile.in (install-plugin): Always use DESTDIR.
2862 2009-06-22 Olivier Hainque <hainque@adacore.com>
2864 * config/pa/pa.c (output_call): Don't optimize post call jumps
2865 into return address adjustments if the call may throw.
2867 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2869 * arm.c (thumb1_output_casesi): New function.
2870 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2871 optimizing for size or PIC.
2872 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2873 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
2874 (casesi): Handle Thumb-1 when optimizing for size or PIC.
2875 (thumb1_casesi_internal_pic): New expand rule.
2876 (thumb1_casesi_dispatch): New pattern.
2877 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
2879 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
2880 in the text seciton when PIC or optimizing for size.
2881 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2882 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
2883 preservation properties of code.
2884 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
2885 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
2886 (__gnu_thumb1_case_si): New function.
2887 * t-arm (LIB1ASMSRC): Define here.
2888 (LIB1ASMFUNCS): Add some common functions.
2889 * t-arm-elf (LIB1ASMSRC): Delete.
2890 (LIB1ASMFUNCS): Append to existing set.
2891 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2892 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2893 * t-symbian (LIB1ASMFUNCS): Likewise.
2894 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2895 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2897 2009-06-21 Richard Guenther <rguenther@suse.de>
2899 PR tree-optimization/38729
2900 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
2901 to loops with a single exit if -fno-expensive-optimizations.
2903 2009-06-21 Jakub Jelinek <jakub@redhat.com>
2905 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
2906 (dataflow_set): Change vars type from htab_t to shared_hash.
2907 (shared_hash_pool, empty_shared_hash): New variables.
2908 (vars_clear): Removed.
2909 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
2910 shared_hash_find_slot_unshare, shared_hash_find_slot,
2911 shared_hash_find_slot_noinsert, shared_hash_find): New
2913 (shared_hash_unshare, shared_hash_destroy): New functions.
2914 (unshare_variable): Unshare set->vars if shared, use
2916 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
2917 (get_init_value, find_src_set_src, dump_dataflow_set,
2918 clobber_variable_part, emit_notes_for_differences): Use
2920 (dataflow_set_init): Remove second argument, set vars to
2921 empty_shared_hash instead of creating a new htab.
2922 (dataflow_set_clear): Call shared_hash_destroy and set vars
2923 to empty_shared_hash instead of calling vars_clear.
2924 (dataflow_set_copy): Don't call vars_copy, instead just share
2925 the src htab with dst.
2926 (variable_union): Use shared_hash_*, use initially NO_INSERT
2927 lookup if set->vars is shared. Don't keep slot cleared before
2928 calling unshare_variable. Unshare set->vars if needed.
2929 Even ->refcount == 1 vars must be unshared if set->vars is shared
2930 and var needs to be modified.
2931 (variable_canonicalize): New function.
2932 (dataflow_set_union): If dst->vars is empty, just share src->vars
2933 with dst->vars and traverse with variable_canonicalize to canonicalize
2934 and unshare what is needed.
2935 (dataflow_set_different): If old_set and new_set use the same shared
2936 htab, they aren't different. If number of htab elements is different,
2937 htabs are different. Use shared_hash_*.
2938 (dataflow_set_destroy): Call shared_hash_destroy instead of
2940 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
2941 second argument to dataflow_set_init.
2942 (vt_initialize): Likewise. Initialize shared_hash_pool and
2943 empty_shared_hash, move bb in/out initialization afterwards.
2944 Use variable_htab_free instead of NULL as changed_variables del hook.
2945 (variable_was_changed): Change type of second argument to pointer to
2946 dataflow_set. When inserting var into changed_variables, bump
2947 refcount. Unshare set->vars if set is shared htab and slot needs to
2949 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
2950 lookup if set->vars is shared. Unshare set->vars if needed.
2951 Even ->refcount == 1 vars must be unshared if set->vars is shared
2952 and var needs to be modified. Adjust variable_was_changed caller.
2953 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
2954 vars must be unshared if set->vars is shared and var needs to be
2955 modified. Adjust variable_was_changed caller.
2956 (emit_note_insn_var_location): Don't pool_free var.
2957 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
2959 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
2960 free_alloc_pool on shared_hash_pool.
2962 2009-06-20 Anthony Green <green@moxielogic.com>
2964 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
2965 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
2967 2009-06-20 Richard Guenther <rguenther@suse.de>
2969 * tree-ssa-structalias.c (find_func_aliases): For memset use
2970 a constraint from NULL if we memset to zero.
2971 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
2972 we explicitly handle that do not read from memory.
2973 (call_may_clobber_ref_p_1): Properly handle builtins that may
2976 2009-06-20 Richard Guenther <rguenther@suse.de>
2978 PR tree-optimization/40495
2979 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
2980 (new_scalar_tmp_constraint_exp): New function.
2981 (process_constraint): Do not create temporary decls.
2982 (process_all_all_constraints): Likewise.
2983 (handle_const_call): Likewise.
2984 (create_function_info_for): Do not set decl.
2986 2009-06-19 Ian Lance Taylor <iant@google.com>
2988 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
2989 (rs6000_attribute_table): Make static; move before use.
2991 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
2993 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
2994 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
2995 Propagate the TREE_READONLY flag without overwriting it.
2996 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
2997 Propagate the TREE_READONLY flag onto the result.
2998 (process_call_operands): Move around. Use correct constant value.
3000 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3003 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3004 * config/arm/arm.md: Likewise.
3006 2009-06-19 Ian Lance Taylor <iant@google.com>
3008 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3009 to GIMPLE_ERROR_MARK.
3011 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3012 op2_original_type parameters. Warn about using different enum types.
3013 * c-parser.c (c_parser_conditional_expression): Pass original
3014 types to build_conditional_expr.
3015 * c-tree.h (build_conditional_expr): Update declaration.
3017 2009-06-19 Ian Lance Taylor <iant@google.com>
3019 * config/i386/i386.c (ix86_function_specific_save): Test that
3020 fields match values, rather than testing the values are in a
3023 2009-06-19 Richard Guenther <rguenther@suse.de>
3025 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3027 (ptr_derefs_may_alias_p): Likewise.
3028 (ptr_deref_may_alias_ref_p_1): New function.
3029 (ptr_deref_may_alias_ref_p): Likewise.
3030 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3031 covered by looking at the ESCAPED solution.
3032 (call_may_clobber_ref_p_1): Likewise.
3033 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3034 Handle NULL_TREE offset. Do not produce redundant constraints.
3035 (process_all_all_constraints): New helper function.
3036 (do_structure_copy): Use it.
3037 (handle_lhs_call): Likewise.
3038 (find_func_aliases): Handle some builtins with pointer arguments
3039 and/or return values explicitly.
3041 2009-06-19 Ian Lance Taylor <iant@google.com>
3043 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3045 2009-06-19 Ian Lance Taylor <iant@google.com>
3047 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3049 2009-06-19 Ian Lance Taylor <iant@google.com>
3051 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
3052 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
3055 * c-decl.c (finish_decl): If -Wc++-compat, warn about
3056 uninitialized const.
3058 2009-06-19 Ian Lance Taylor <iant@google.com>
3060 * dse.c (struct store_info): Rename bitmap field to bmap. Change
3063 * c-decl.c (in_struct, struct_types): Remove.
3064 (struct c_binding): Add in_struct field.
3065 (c_binding_ptr): Define type, along with VEC.
3066 (struct c_struct_parse_info): Define.
3067 (struct_parse_info): New static variable.
3068 (bind): Initialize in_struct field.
3069 (start_struct): Remove enclosing_in_struct and
3070 enclosing_struct_types parameters. Add
3071 enclosing_struct_parse_info parameter. Change all callers. Set
3072 struct_parse_info rather than in_struct and struct_types.
3073 (grokfield): If -Wc++-compat and there is a symbol binding for the
3074 field name, set the in_struct flag and push it on the
3075 struct_parse_info->fields vector.
3076 (warn_cxx_compat_finish_struct): New static function.
3077 (finish_struct): Remove enclosing_in_struct and
3078 enclosing_struct_types parameters. Add
3079 enclosing_struct_parse_info parameter. Change all callers. Don't
3080 set C_TYPE_DEFINED_IN_STRUCT here. Call
3081 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
3082 parameter. Only push on struct_types if warn_cxx_compat.
3083 (finish_enum): Only push on struct_types if warn_cxx_compat.
3084 (declspecs_add_type): Add loc parameter. Change all callers.
3085 Change all error calls to error_at. Pass loc, not input_location,
3086 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
3087 defined in a struct. If -Wc++-compat and parsing a struct, record
3088 that a typedef name was used.
3089 * c-parser.c (c_parser_declspecs): Get location to pass to
3091 (c_parser_struct_or_union_specifier): Update calls to start_struct
3093 * c-tree.h (struct c_struct_parse_info): Declare.
3094 (finish_struct, start_struct): Update declarations.
3095 (declspecs_add_type): Update declaration.
3097 2009-06-19 Ian Lance Taylor <iant@google.com>
3099 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
3100 variable with an anonymous type.
3102 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3104 * see.c: Remove for real.
3106 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3108 * optabs.h (enum optab_index): Add new OTI_significand.
3109 (significand_optab): Define corresponding macro.
3110 * optabs.c (init_optabs): Initialize significand_optab.
3111 * genopinit.c (optabs): Implement significand_optab using
3112 significand?f2 patterns.
3113 * builtins.c (expand_builtin_mathfn): Handle
3114 BUILT_IN_SIGNIFICAND{,F,L}.
3115 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
3116 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
3118 * config/i386/i386.md (significandxf2, significand<mode>2): New
3119 expanders to implement significandf, significand and significandl
3120 built-ins as inline x87 intrinsics.
3122 2009-06-18 Anatoly Sokolov <aesok@post.ru>
3124 * config/avr/avr.c (avr_override_options): Remove setting value of
3125 PARAM_INLINE_CALL_COST.
3127 2009-06-18 Richard Henderson <rth@redhat.com>
3130 * tree-pass.h (TDF_ASMNAME): New.
3131 * tree-dump.c (dump_options): Add asmname.
3132 * doc/invoke.texi: Document it.
3134 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
3135 (dump_decl_name): ...here.
3136 (dump_function_name): New flags arg; mind TDF_ASMNAME.
3137 (dump_generic_node): Update dump_function_name calls.
3138 (print_call_name): New flags arg; update all dump calls.
3139 * diagnostic.h (print_call_name): Update.
3140 * gimple-pretty-print.c (dump_gimple_call): Update.
3142 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
3145 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
3147 2009-06-18 Diego Novillo <dnovillo@google.com>
3149 * doc/plugins.texi: Document plugin_is_GPL_compatible.
3150 * plugin.c (str_license): Declare.
3151 (try_init_one_plugin): Assert that the symbol
3152 'plugin_is_GPL_compatible' exists.
3154 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
3157 * Makefile.in (OBJS-common): Remove see.o.
3159 * common.opt (fsee): Mark as preserved for backward compatibility.
3160 * opts.c (common_handle_option): Add OPT_fsee to the backward
3161 compatibility section.
3162 * passes.c (init_optimization_passes, pass_see): Remove pass.
3163 * timevar.def (TV_SEE): Remove.
3164 * tree-pass.h (pass_see): Remove declaration.
3165 * doc/invoke.texi (-fsee): Remove documentation.
3167 2009-06-18 Martin Jambor <mjambor@suse.cz>
3169 * tree-sra.c: Include statistics.h
3170 (sra_stats): New variable.
3171 (sra_initialize): Clear sra_stats.
3172 (create_access_replacement): Increment sra_stats.replacements.
3173 (get_access_replacement): Do not return twice.
3174 (analyze_all_variable_accesses): Increment statistics counter by the
3175 number of scalarized aggregates.
3176 (generate_subtree_copies): Increment sra_stats.subtree_copies.
3177 (sra_modify_expr): Increment sra_stats.exprs.
3178 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
3179 (sra_modify_assign): Increment sra_stats.exprs,
3180 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
3181 (perform_intra_sra): Update statistics counters.
3182 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
3184 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3186 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
3187 (arm_scalar_mode_supported_p): New function.
3189 2009-06-18 Paul Brook <paul@codesourcery.com>
3190 Sandra Loosemore <sandra@codesourcery.com>
3192 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
3193 (__extendhfsf2, __truncsfhf2): Define.
3194 * config/arm/fp16.c: New file.
3195 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3196 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3198 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3200 * doc/extend.texi (Half-Precision): New section.
3201 * doc/invoke.texi (Option Summary): List -mfp16-format.
3202 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
3203 * config/arm/arm.opt (mfp16-format=): New.
3204 * config/arm/arm.c: Include intl.h.
3205 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
3206 (TARGET_INVALID_RETURN_TYPE): Redefine.
3207 (TARGET_PROMOTED_TYPE): Redefine.
3208 (TARGET_CONVERT_TO_TYPE): Redefine.
3209 (arm_fp16_format): Define.
3210 (all_fpus): Add entry for neon-fp16.
3211 (fp_model_for_fpu): Likewise.
3212 (struct fp16_format): Declare.
3213 (all_fp16_formats): Define.
3214 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
3216 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
3218 (arm_legitimate_index_p): Treat HFmode like HImode.
3219 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3220 (coproc_secondary_reload_class): Special-case HFmode.
3221 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3222 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3223 (arm_init_fp16_builtins): New.
3224 (arm_init_builtins): Call it.
3225 (arm_invalid_parameter_type): New.
3226 (arm_invalid_return_type): New.
3227 (arm_promoted_type): New.
3228 (arm_convert_to_type).
3229 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3231 (arm_emit_fp16_const): New function.
3232 (arm_mangle_type): Mangle __fp16 as "Dh".
3233 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3235 (TARGET_NEON_FP16): New.
3236 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3237 (enum fputype): Add FPUTYPE_NEON_FP16.
3238 (enum arm_fp16_format_type): Declare.
3239 (arm_fp16_format): Declare.
3240 (LARGEST_EXPONENT_IS_NORMAL): Define.
3241 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3242 * config/arm/arm-modes.def (HFmode): Define.
3243 * config/arm/vfp.md: (*movhf_vfp): New.
3246 * config/arm/arm.md: (fpu): Add neon_fp16.
3247 (floatsihf2, floatdihf2): New.
3248 (fix_trunchfsi2, fix_trunchfdi2): New.
3252 (*arm32_movhf): New.
3253 (*thumb1_movhf): New.
3254 (consttable_2): Add check for HFmode constants.
3255 (consttable_4): Handle HFmode constants.
3257 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3259 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3261 2009-06-17 Olivier Hainque <hainque@adacore.com>
3263 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3264 const char ** conversion in AIX specific section.
3266 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3268 * config/i386/i386.c (ix86_special_builtin_type): Remove
3269 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3270 (bdesc_special_args): Updated.
3271 (ix86_init_mmx_sse_builtins): Likewise.
3272 (ix86_expand_special_args_builtin): Likewise.
3274 2009-06-17 Richard Henderson <rth@redhat.com>
3276 * tree-pretty-print.c (maybe_dump_asm_name): New.
3277 (dump_decl_name): Use it.
3278 (PRINT_FUNCTION_NAME): Merge into...
3279 (dump_function_name): ... here. Use maybe_dump_asm_name.
3281 2009-06-17 Cary Coutant <ccoutant@google.com>
3283 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3285 * debug.c (struct gcc_debug_hooks): Change placeholder for
3287 (debug_nothing_int_charstar_int): Replaced by...
3288 (debug_nothing_int_charstar_int_bool): ...this.
3289 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3290 source_line prototype.
3291 (debug_nothing_int_charstar_int): Replaced by...
3292 (debug_nothing_int_charstar_int_bool): ...this.
3293 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3294 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3295 Output is_stmt operand when necessary.
3296 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3297 (notice_source_line): Add is_stmt parameter.
3298 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3299 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3301 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3302 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3304 2009-06-17 Ian Lance Taylor <iant@google.com>
3306 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3308 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3311 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3313 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3314 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3315 tree_strip_sign_nop_conversions and
3316 tree_ssa_strip_useless_type_conversions rather than stripping
3317 the operations here.
3318 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3320 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3321 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3322 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3323 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3326 2009-06-17 Michael Eager <eager@eagercon.com>
3328 * config/rs6000/constraints.md (register_constraint "d"): New.
3329 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3330 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3331 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3332 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3333 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3334 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3335 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3336 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3337 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3338 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3340 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3341 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3342 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3343 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3344 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3345 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3346 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3347 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3348 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3349 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3350 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3351 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3352 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3353 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3355 2009-06-16 Ian Lance Taylor <iant@google.com>
3357 * profile.c (total_num_never_executed): Don't define.
3358 (compute_branch_probabilities): Don't count or print
3360 (init_branch_prob): Don't set total_num_never_executed.
3361 (end_branch_prob): Don't print total_num_never_executed.
3363 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3365 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3367 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3369 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3370 (nabstd2_fpr): Same.
3372 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3374 * expr.c (expand_assignment): Change complex type check.
3376 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3378 * doc/plugins.texi (Building GCC plugins): Added new section.
3380 2009-06-17 Ian Lance Taylor <iant@google.com>
3382 * c-pch.c (get_ident): Don't set size of templ array.
3383 (pch_init): Don't set size of partial_pch array.
3385 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3386 string constant to intialize an array whose size is the length of
3389 2009-06-17 Richard Guenther <rguenther@suse.de>
3391 PR tree-optimization/40389
3392 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3393 to addressable types.
3394 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3396 2009-06-17 Richard Guenther <rguenther@suse.de>
3399 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3400 if there is no evolution of left in the loop bail out.
3401 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3402 chrec_fold_multiply.
3404 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3405 Janis Johnson <janis187@us.ibm.com>
3408 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3409 for the symbol ref of a constant that is the source of a move
3410 - nor for any other not-obvious-label-ref constants.
3412 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3414 * plugin.c (position_pass): Skip newly inserted pass during list
3415 traversal to avoid repeated insertion.
3417 2009-06-16 Ian Lance Taylor <iant@google.com>
3419 * vec.h (VEC_stack_alloc): Define different version if
3420 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3421 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3422 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3423 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3425 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3427 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3429 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3430 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3431 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3432 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3433 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3434 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3435 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3436 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3437 __builtin_ia32_rdtscp.
3438 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3439 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3440 and __builtin_ia32_rorhi.
3441 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3442 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3443 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3444 (ix86_expand_args_builtin): Likewise.
3445 (ix86_expand_special_args_builtin): Likewise.
3447 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3448 (UNSPECV_RDTSC): Likewise.
3449 (UNSPECV_RDPMC): Likewise.
3450 (*bsr): Renamed to ...
3452 (*bsr_rex64): Renamed to ...
3456 (*rdpmc_rex64): Likewise.
3459 (*rdtsc_rex64): Likewise.
3461 (*rdtscp): Likewise.
3462 (*rdtscp_rex64): Likewise.
3464 * config/i386/ia32intrin.h: New.
3466 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3468 2009-06-16 Ian Lance Taylor <iant@google.com>
3470 * ira-build.c (copy_info_to_removed_store_destinations):
3471 Initialize parent_a.
3473 2009-06-16 Ian Lance Taylor <iant@google.com>
3475 * c-decl.c (grokdeclarator): Change size_varies to bool.
3477 2009-06-16 Ian Lance Taylor <iant@google.com>
3479 * sel-sched.c: Make forward declarations of move_op_hooks and
3480 fur_hooks explicitly extern.
3482 2009-06-16 Ian Lance Taylor <iant@google.com>
3484 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3485 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3487 2009-06-16 Ian Lance Taylor <iant@google.com>
3489 * resource.c (mark_referenced_resources): Change
3490 include_delayed_effects parameter to bool. Change all callers.
3491 (mark_end_of_function_resources): Likewise.
3492 * reorg.c (insn_references_resource_p): Likewise.
3493 (insn_sets_resource_p): Likewise.
3494 * resource.h (mark_referenced_resources): Update declaration.
3495 (mark_end_of_function_resources): Update declaration.
3497 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3499 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3501 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3503 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3504 GCC can bootstrap on AIX with GNU Binutils 2.20.
3506 2009-06-16 Ian Lance Taylor <iant@google.com>
3508 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3510 2009-06-16 Ian Lance Taylor <iant@google.com>
3512 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3513 inline, not extern inline.
3514 (exact_log2): Likewise.
3515 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3517 (exact_log2): Likewise, but don't test CTZ_HWI.
3519 2009-06-16 Ian Lance Taylor <iant@google.com>
3521 * bitmap.c (bitmap_clear): Don't declare as inline.
3522 * gimple.c (gimplify_assign): Likewise.
3523 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3524 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3525 (sched_scan_info): Remove duplicate definition.
3527 2009-06-16 Ian Lance Taylor <iant@google.com>
3529 * c-common.c (skip_evaluation): Don't define.
3530 (c_inhibit_evaluation_warnings): Define global variable.
3531 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3532 than skip_evaluation.
3533 (convert_and_check, warn_for_div_by_zero): Likewise.
3534 * c-common.h (skip_evaluation): Don't declare.
3535 (c_inhibit_evaluation_warnings): Declare.
3536 * c-parser.c (c_parser_typeof_specifier): Set
3537 c_inhibit_evaluation_warnings rather than skip_evaluation.
3538 (c_parser_conditional_expression): Likewise.
3539 (c_parser_binary_expression): Likewise.
3540 (c_parser_sizeof_expression): Likewise.
3541 (c_parser_alignof_expression): Likewise.
3542 * c-typeck.c (build_indirect_ref): Check
3543 c_inhibit_evaluation_warnings rather than skip_evaluation.
3544 (build_conditional_expr, build_binary_op): Likewise.
3546 2009-06-16 Richard Guenther <rguenther@suse.de>
3548 * tree-ssa-alias.c (is_escape_site): Remove.
3549 * tree-ssa-alias.h (enum escape_type): Remove.
3550 (is_escape_site): Likewise.
3551 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3552 via casts and asms without deferring to is_escape_site.
3554 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3557 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3558 use gen_lowpart if op0 has complex mode.
3560 2009-06-16 Richard Guenther <rguenther@suse.de>
3562 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3563 variables add them to ESCAPED.
3564 (find_func_aliases): Do not make all indirectly stored values escaped.
3566 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3568 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3571 2009-06-16 Martin Jambor <mjambor@suse.cz>
3573 PR tree-optimization/40432
3574 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3575 check whether we need to force gimple register operand.
3577 2009-06-16 Martin Jambor <mjambor@suse.cz>
3579 PR tree-optimization/40413
3580 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3581 build_ref_for_offset.
3582 (propagate_subacesses_accross_link): Fix a typo in a comment.
3584 2009-06-16 Ira Rosen <irar@il.ibm.com>
3586 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3587 with additional parameter.
3588 * tree-vectorizer.h (enum vect_def_type): Add new value
3590 (enum vect_relevant): Add comments.
3591 (vect_is_simple_reduction): Add new argument.
3592 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3593 Detect nested cycles.
3594 (vect_is_simple_reduction): Update documentation, add an argument to
3595 distinguish inner-loop reduction from nested cycle, detect nested
3596 cycles, fix printings and indentation, don't swap operands in case
3598 (get_initial_def_for_reduction): Handle subtraction.
3599 (vect_create_epilog_for_reduction): Add new argument to specify
3601 (vect_finalize_reduction): Handle subtraction, fix comments.
3602 (vectorizable_reduction): Handle nested cycles. In case of nested
3603 cycle keep track of the reduction variable position. Call
3604 vect_is_simple_reduction with additional parameter. Use original
3605 statement code in reduction epilogue for nested cycle. Call
3606 vect_create_epilog_for_reduction with additional parameter.
3607 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3608 inner-loop vectorization.
3609 (vect_recog_widen_sum_pattern): Likewise.
3610 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3612 (vect_mark_stmts_to_be_vectorized): Likewise.
3613 (vect_get_vec_def_for_operand): Handle nested cycles.
3615 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3617 * doc/invoke.texi (Debugging Options): Fix option index entries
3618 for -fdump-statistics, -frandom-seed add entries for
3619 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3620 (FRV Options): Fix entries for -mTLS, -mtls.
3621 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3622 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3623 (M68hc1x Options): Fix @itemx for -mnominmax.
3624 (MCore Options): Fix entry for -mno-lsim.
3625 (MMIX Options): Fix entry for -mabi=mmixware.
3626 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3628 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3630 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3631 Mention the plugin mode of gengtype.
3632 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3633 * gengtype.c: Updated copyright.
3634 (plugin_files, nb_plugin_files) Added new static variables.
3635 (measure_input_list) Care about plugin_files.
3636 (write_rtx_next): Added early return in plugin mode.
3637 (create_file): Updated copyright year in generated file. Added
3639 (oprintf): Added early return if NULL outf.
3640 (get_output_file_with_visibility): Care of plugin_files.
3641 (get_output_file_name): May return null.
3642 (write_local): Added early return.
3643 (put_mangled_filename): Ditto.
3644 (finish_root_table): Added check for base_files.
3645 (write_roots): Care about null when plugins.
3646 (main): Added plugin mode.
3648 2009-06-15 Ian Lance Taylor <iant@google.com>
3650 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3651 * gcov.c (read_count_file): Add braces around variables declared
3654 * c.opt (Wjump-misses-init): New warning.
3655 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3656 -Wall and -Wc++-compat if not already set.
3657 (c_common_post_options): Clear warn_jump_misses_init if it was not
3659 * c-decl.c (struct c_binding): Change type field to a union with
3660 new label field. Make it the first field in the struct. Update
3661 references to type to use u.type instead.
3662 (struct c_spot_bindings): Define.
3663 (struct c_goto_bindings): Define.
3664 (c_goto_bindings_p): Define, along with VECs.
3665 (struct c_label_vars): Define.
3666 (struct c_scope): Add has_label_bindings field.
3667 (bind_label, set_spot_bindings): New static functions.
3668 (decl_jump_unsafe, update_spot_bindings): New static functions.
3669 (update_label_decls): New static function.
3670 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3671 Update binding u.label field to shadowed field.
3672 (c_binding_start_stmt_expr): New function.
3673 (c_binding_end_stmt_expr): New function.
3674 (pushdecl): Don't call c_begin_vm_scope.
3675 (make_label): Add defining and p_label_vars parameters. Change
3677 (lookup_label): Correct test for whether a label has not yet been
3678 defined. Call bind_label rather than bind.
3679 (warn_about_goto): New static function.
3680 (lookup_label_for_goto): New function.
3681 (declare_label): Call bind_label rather than bind.
3682 (check_earlier_gotos): New static function.
3683 (define_label): Don't give errors about jumping into statement
3684 expressions or scopes of variably modified types. Call
3685 set_spot_bindings and check_earlier_gotos. Call bind_label
3686 instead of bind. Don't set label_context_stack_se or
3687 label_context_stack_vm.
3688 (c_get_switch_bindings): New function.
3689 (c_release_switch_bindings): New function.
3690 (c_check_switch_jump_warnings): New function.
3691 (start_function): Don't set label_context_stack_se or
3692 label_context_stack_vm.
3693 (finish_function): Likewise.
3694 * c-typeck.c (label_context_stack_se): Don't define.
3695 (label_context_stack_vm): Don't define.
3696 (c_finish_goto_label): Call lookup_label_for_goto rather than
3697 lookup_label. Don't give errors about jumping into a statement
3698 expression or the scope of a variably modified type. Don't set
3699 label_context_stack_se or label_context_stack_vm.
3700 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3701 fields. Add bindings field.
3702 (c_start_case): Don't set deleted fields. Set bindings field.
3703 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3704 or blocked_vm. Call c_check_switch_jump_warnings.
3705 (c_finish_case): Don't test blocked_stmt_expr field. Call
3706 c_release_switch_bindings.
3707 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3708 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3709 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3710 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3711 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3712 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3713 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3714 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3715 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3716 (C_DECL_UNJUMPABLE_VM): Don't define.
3717 (C_DECL_UNDEFINABLE_VM): Don't define.
3718 (struct c_label_list): Don't define.
3719 (struct c_label_context_se): Don't define.
3720 (struct c_label_context_vm): Don't define.
3721 (struct c_spot_bindings): Declare.
3722 (c_bindings_start_stmt_expr): Declare.
3723 (c_bindings_end_stmt_expr): Declare.
3724 (lookup_label_for_goto): Declare.
3725 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3726 (c_check_switch_jump_warnings): Declare.
3727 (label_context_stack_se, label_context_stack_vm): Don't declare.
3728 (c_finish_goto_label): Update declaration.
3729 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3730 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3731 (Warning Options): Document -Wjump-misses-init.
3733 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3735 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3738 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3740 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3742 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3744 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3746 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3748 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3750 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3752 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3753 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3754 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3755 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3756 * dwarf2asm.c (dw2_force_const_mem): Update call to
3758 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3759 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3760 * langhooks.c (lhd_comdat_group): Remove.
3761 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3762 * tree.h (DECL_COMDAT_GROUP): New.
3763 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3764 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3765 (make_decl_one_only): Change signature.
3766 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3768 (make_decl_one_only): Change signature.
3769 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3771 2009-06-15 Richard Guenther <rguenther@suse.de>
3774 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3776 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3778 * tree-ssa-math-opts.c: Remove extra divide.
3780 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3782 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3784 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3786 * passes.c: Add bswap pass.
3787 * tree-pass.h: Add pass_optimize_bswap declaration.
3788 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3789 Include rtl.h, expr.h and optabs.h for optab_handler check.
3790 (struct symbolic_number, pass_optimize_bswap): New definition.
3791 (do_shift_rotate, verify_symbolic_number_p): New functions.
3792 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3793 (gate_optimize_bswap): New function.
3794 * tree.c (widest_int_cst_value): New function.
3795 * tree.h (widest_int_cst_value): Prototype added.
3797 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3799 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3800 REG_EQUAL/REG_EQUIV notes.
3802 2009-06-14 Richard Guenther <rguenther@suse.de>
3805 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3806 has its address taken if NRV was applied and it is addressable.
3807 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3808 function split out from ...
3809 (get_constraint_for_1): ... here.
3810 (handle_rhs_call): Use it to mark the return slot escaped if
3811 it is addressable and NRV was applied.
3813 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3815 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3816 Change first argument type to location_t.
3817 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3818 Do not set input_location.
3819 Use loc instead of input_location throughout.
3821 2009-06-13 Richard Guenther <rguenther@suse.de>
3823 PR tree-optimization/40421
3824 * tree-predcom.c (should_unroll_loop_p): Remove.
3825 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3827 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3829 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3830 Add location argument.
3832 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3834 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3836 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3837 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3838 * config/spu/spu-protos.h: Add location to
3839 spu_resolve_overloaded_builtin.
3840 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3841 spu_build_builtin_va_list.
3842 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3843 argument. Pass location to build_function_call_vec.
3844 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3846 (emit_fpu_switch): Same.
3847 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3848 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3849 to build_decl and create_artificial_label.
3850 (xtensa_gimplify_va_arg_expr): Same.
3851 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3852 (xstormy16_gimplify_va_arg_expr): Same.
3853 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3854 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3855 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3856 (mips16_build_function_stub): Same.
3857 (mips16_build_call_stub): Same.
3859 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3862 * arm/constraints.md (Pa, Pb): New constraints.
3863 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3864 split pattern to deal with them.
3866 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3868 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3869 fix index entry for -Xpreprocessor.
3871 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3873 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3874 Add location argument to build_decl call.
3875 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
3876 (rs6000_init_builtins): Same.
3877 (spe_init_builtins): Same.
3878 (rs6000_gimplify_va_arg): Add location argument to
3879 create_artificial_label call.
3881 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
3883 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
3884 * combine-stack-adj.c (pass_stack_adjustments): Use it.
3885 * Makefile.in: Fix GGC dependency for gcse.o.
3887 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3889 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
3890 * gimple-pretty-print.c (dump_gimple_stmt): Same.
3891 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
3893 * c-parser.c (c_parser_binary_expression): Use current column while
3894 building binary operations.
3895 * common.opt (fshow-column): Enable by default.
3896 * tree-vrp.c (check_array_ref): Use warning_at.
3897 (check_array_bounds): Use location from call back if expr has no
3899 * tree.h: Add location argument to maybe_fold_*.
3900 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
3901 (maybe_fold_offset_to_array_ref): Add location argument and use it.
3902 (maybe_fold_offset_to_component_ref): Same.
3903 (maybe_fold_offset_to_reference): Same.
3904 (maybe_fold_offset_to_address): Same.
3905 (maybe_fold_stmt_indirect): Same.
3906 (maybe_fold_stmt_addition): Same.
3907 (fold_stmt_r): Pass location to maybe_fold_*.
3908 (fold_gimple_assign): Same.
3909 * c-tree.h: Add location argument to finish_decl,
3910 default_function_array_conversion, store_init_value.
3911 * c-decl.c (define_label): Use error_at.
3912 (c_make_fname_decl): Pass location to finish_decl.
3913 (finish_decl): New location argument.
3914 (build_compound_literal): Pass location to store_init_value.
3915 (grokdeclarator): Pass location to finish_decl.
3917 * c-typeck.c (array_to_pointer_conversion): New location argument.
3918 (function_to_pointer_conversion): Same.
3919 (default_function_array_conversion): Same.
3920 (parser_build_unary_op): Pass location to overflow_warning.
3921 (parser_build_binary_op): Same. Use warning_at.
3922 (build_unary_op): Pass location to array_to_pointer_conversion.
3923 (build_c_cast): Pass location to digest_init.
3924 (build_modify_expr): New location argument.
3925 (convert_for_assignment): Same.
3926 (store_init_value): Same.
3927 (digest_init): Same.
3928 (output_init_element): Pass location to digest_init and
3929 array_to_pointer_conversion.
3930 (c_finish_return): Pass location to convert_for_assignment.
3931 * gimplify.c (gimplify_conversion): Pass location to
3932 maybe_fold_offset_to_address.
3933 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
3934 to maybe_fold_stmt_addition.
3935 * c-omp.c (c_finish_omp_atomic): Pass new location to
3937 (c_finish_omp_for): Same.
3938 * c-common.c (overflow_warning): New argument.
3939 * c-common.h: New argument to build_modify_expr, overflow_warning.
3940 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
3942 (c_parser_initializer): Pass location to
3943 default_function_array_conversion.
3944 (c_parser_initelt): Same.
3945 (c_parser_initval): Same.
3946 (c_parser_asm_operands): Same.
3947 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
3948 (c_parser_conditional_expression): Same.
3949 (c_parser_binary_expression): Add location info to stack. Use it.
3950 (c_parser_unary_expression): Pass location to
3951 default_function_array_conversion, parser_build_unary_op,
3952 build_indirect_ref, c_parser_postfix_expression_after_primary.
3953 (c_parser_postfix_expression_after_primary): New location argument.
3955 (c_parser_expression_conv): Pass location to
3956 default_function_array_conversion.
3957 (c_parser_expr_list): Same.
3958 (c_parser_omp_atomic): Same.
3959 (c_parser_omp_for_loop): Same.
3960 * c-tree.h: (struct c_declarator): Add comment to id_loc.
3961 (build_array_declarator): New argument.
3962 * c-decl.c (build_array_declarator): Add location argument.
3963 (grokdeclarator): Set id_loc for cdk_array.
3964 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
3965 build_array_declarator.
3966 * tree.c (build_omp_clause): Add location argument.
3967 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
3968 (OMP_CLAUSE_LOCATION): New macro.
3969 (struct tree_omp_clause): Add location field.
3970 (build_omp_clause): Add argument.
3971 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
3972 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
3974 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
3975 (cp_parser_omp_clause_collapse): Same.
3976 (cp_parser_omp_clause_default): Same.
3977 (cp_parser_omp_clause_if): Same.
3978 (cp_parser_omp_clause_nowait): Same.
3979 (cp_parser_omp_clause_num_threads): Same.
3980 (cp_parser_omp_clause_ordered): Same.
3981 (cp_parser_omp_clause_schedule): Same.
3982 (cp_parser_omp_clause_untied): Same.
3983 (cp_parser_omp_for_loop): Same.
3984 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3985 * c-tree.h (c_start_case): Add location argument.
3986 (c_process_expr_stmt): Same.
3987 (c_finish_goto_*): Same.
3988 * tree-parloops.c (initialize_reductions): Pass location to
3990 (create_parallel_loop): Same.
3991 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
3992 (gfc_trans_omp_reduction_list): Same.
3993 (gfc_trans_omp_clauses): Same.
3994 (gfc_trans_omp_do): Same.
3995 * c-typeck.c (c_finish_goto_label): Same.
3996 (c_finish_goto_ptr): New location argument.
3997 (c_start_case): Same.
3998 (emit_side_effect_warnings): Same.
3999 (c_process_expr_stmt): Same.
4000 (c_finish_stmt_expr): Same.
4001 (c_finish_omp_clauses): Use error_at instead of error.
4002 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4004 * c-omp.c (c_split_parallel_clauses): New location argument.
4005 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4006 to build_omp_clause.
4007 (convert_local_reference_stmt): Same.
4008 (convert_gimple_call): Same.
4009 * c-common.h (c_split_parallel_clauses): New argument.
4010 * c-parser.c (c_parser_statement_after_labels): Pass location to
4011 c_finish_goto_label.
4012 (c_parser_switch_statement): Pass location to c_start_case.
4013 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4014 and c_process_expr_stmt.
4015 (c_parser_omp_variable_list): Add location argument.
4016 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4017 (c_parser_omp_clause_default): Same.
4018 (c_parser_omp_clause_if): Same.
4019 (c_parser_omp_clause_num_threads): Same.
4020 (-c_parser_omp_clause_ordered): Same.
4021 (c_parser_omp_clause_reduction): Pass location to
4022 c_parser_omp_variable_list.
4023 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4024 (c_parser_omp_clause_untied): Same.
4025 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4026 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4028 * c-tree.h (check_for_loop_decls, undeclared_variable,
4029 build_component_ref, build_array_ref, build_external_ref,
4030 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4031 build_conditional_expr, build_compound_expr, c_cast_expr,
4032 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4033 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4035 * c-semantics.c (build_stmt): Same.
4036 (build_case_label): Same.
4037 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4038 (undeclared_variable): New argument.
4040 (lookup_label): Pass location on down.
4041 (define_label): Same.
4042 (finish_decl): Same.
4043 (build_compound_literal): Same.
4044 (finish_struct): Same.
4045 (finish_function): Do not set location here.
4046 (check_for_loop_decls): New argument.
4047 * tree.c (save_expr): Set location.
4048 (build_empty_stmt): New argument.
4049 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4050 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4051 * builtins.c (gimplify_va_arg_expr): Use locations.
4052 (expand_builtin_sync_operation): Same.
4053 * c-typeck.c (build_component_ref): New argument.
4054 (build_array_ref): Same.
4055 (build_external_ref): Same.
4056 (c_expr_sizeof_expr): Same.
4057 (c_expr_sizeof_type): Same.
4058 (parser_build_unary_op): Same.
4059 (build_conditional_expr): Same.
4060 (build_compound_expr): Pass location on down.
4061 (build_compound_expr): New argument.
4062 (build_c_cast): Same.
4063 (c_cast_expr): Same.
4064 (build_asm_expr): Same.
4065 (c_finish_return): Same.
4066 (c_process_expr_stmt): Pass location on down.
4067 (c_finish_stmt_expr): New argument.
4068 (push_clenaup): Same.
4069 (c_finish_omp_parallel): Same.
4070 (c_finish_omp_task): Same.
4071 * gimplify.c (gimplify_call_expr): Pass location on down.
4072 * c-omp.c (c_finish_omp_master): New argument.
4073 (c_finish_omp_critical): Same.
4074 (c_finish_omp_ordered): Same.
4075 (c_finish_omp_barrier): Same.
4076 (-c_finish_omp_taskwait): Same.
4077 (c_finish_omp_atomic): Same.
4078 (c_finish_omp_flush): Same.
4079 * tree-inline.c (copy_tree_body_r): Pass location on down.
4080 (inline_forbidden_p): Remove use of input_location.
4081 * c-gimplify.c (c_build_bind_expr): New argument.
4082 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
4083 (c_sizeof_or_alignof_type): New argument.
4084 (c_alignof_expr): Same.
4085 (build_va_arg): Same.
4086 (c_add_case_label): Same.
4087 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
4088 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
4089 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
4090 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
4091 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
4092 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
4094 * stub-objc.c (objc_build_selector_expr): Same.
4095 (objc_build_throw_stmt): Same.
4096 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
4097 (c_parser_initelt): Same.
4098 (c_parser_compound_statement): Same.
4099 (c_parser_compound_statement_nostart): Same.
4100 (c_parser_label): Same.
4101 (c_parser_statement_after_labels): Same.
4102 (c_parser_if_body): Same.
4103 (c_parser_else_body): Same.
4104 (c_parser_if_statement): Same.
4105 (c_parser_switch_statement): Same.
4106 (c_parser_while_statement): Same.
4107 (c_parser_do_statement): Same.
4108 (c_parser_for_statement): Same.
4109 (c_parser_asm_statement): Same.
4110 (c_parser_conditional_expression): Same.
4111 (c_parser_binary_expression): Same.
4112 (c_parser_cast_expression): Same.
4113 (c_parser_unary_expression): Same.
4114 (c_parser_sizeof_expression): Same.
4115 (c_parser_alignof_expression): Same.
4116 (c_parser_postfix_expression): Same.
4117 (c_parser_expression): Same.
4118 (c_parser_objc_receiver): Same.
4119 (c_parser_omp_variable_list): Same.
4120 (c_parser_omp_structured_block): Same.
4121 (c_parser_omp_atomic): New argument.
4122 (c_parser_omp_barrier): Same.
4123 (c_parser_omp_critical): Same.
4124 (c_parser_omp_flush): Pass location on down.
4125 (c_parser_omp_for_loop): New argument.
4126 (c_parser_omp_for): Same.
4127 (c_parser_omp_master): Same.
4128 (c_parser_omp_ordered): Same.
4129 (c_parser_omp_sections_scope): Same.
4130 (c_parser_omp_sections): Same.
4131 (c_parser_omp_parallel): Same.
4132 (c_parser_omp_single): Same.
4133 (c_parser_omp_task): Same.
4134 (c_parser_omp_taskwait): Pass location on down.
4135 (c_parser_omp_construct): Same.
4136 (c_parser_omp_threadprivate): Same.
4137 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
4138 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
4139 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
4140 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
4141 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
4142 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
4143 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
4144 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
4145 config/i386/i386.c, stmt.c:
4146 Add location argument to the following function definitions and/or
4147 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
4148 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
4149 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
4150 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
4151 do_case, c_finish_bc_stmt, build_compound_literal,
4152 build_function_call.
4153 * c-decl.c (build_compound_literal): Add location argument.
4154 Make all diagnostic calls use location.
4155 (start_struct): Same.
4156 (finish_struct): Same.
4158 (build_enumerator): Same.
4159 (start_function): Same.
4160 (grokdeclarator): Make all diagnostic calls use location.
4161 (store_parm_decls_oldstyle): Same.
4162 * c-typeck.c (build_function_call): Add location argument.
4163 Make all diagnostic calls use location.
4165 (c_finish_bc_stmt): Same.
4166 * tree-nested.c (get_trampoline_type): Add argument.
4167 Pass location to build_decl.
4168 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
4169 * rtl.h (RTL_LOCATION): New.
4170 * c-common.c (c_add_case_label): Add location argument.
4171 Make all diagnostic calls use location.
4172 * c-common.h: Add location argument to make_fname_decl, do_case,
4173 c_add_case_label, build_function_call, resolve_overloaded_builtin.
4174 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
4175 Set it appropriately for every case. Pass enum_loc to start_enum
4176 call. Pass value_loc first to build_enumerator. Pass enum_loc to
4178 (c_parser_struct_or_union_specifier): Save location. Use it for
4179 start_struct, finish_struct, and parser_xref_tag.
4181 2009-06-12 Ian Lance Taylor <iant@google.com>
4183 * fold-const.c (fold_unary): Rename local variable and to and_expr.
4185 * c-opts.c (c_common_handle_option): For -Wc++-compat set
4186 cpp_opts->warn_cxx_operator_names.
4188 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4191 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
4192 is returns NULL and OP is a VCE, look through the VCE.
4194 2009-06-12 Ian Lance Taylor <iant@google.com>
4197 * collect2.c (main): Use CONST_CAST2 in code inside #if
4198 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
4200 2009-06-12 Joey Ye <joey.ye@intel.com>
4203 * cfgexpand.c (get_decl_align_unit): Update
4204 max_used_stack_slot_alignment with align instead of
4205 stack_alignment_needed.
4207 * function.c (assign_stack_local_1): Update
4208 max_used_stack_slot_alignment with alignment_in_bits instead
4209 of stack_alignment_needed.
4210 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
4213 2009-06-12 Jakub Jelinek <jakub@redhat.com>
4215 * dwarf2out.c (last_var_location_insn): New variable.
4216 (dwarf2out_end_epilogue): Clear last_var_location_insn.
4217 (dwarf2out_var_location): Don't record anything after last real
4218 insn. Only change labels if there were any real instructions
4219 in between last note and this one, or if changed sections.
4221 2009-06-11 Richard Henderson <rth@redhat.com>
4223 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4224 note when storing the frame pointer in a register.
4225 (FRP): Don't redefine to nothing for epilogue.
4226 (alpha_expand_epilogue): Mark register and sp restores.
4227 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4229 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4230 when gen_lowpart is needed.
4232 2009-06-11 Richard Henderson <rth@redhat.com>
4234 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4236 * dwarf2out.c (need_data_align_sf_opcode): New.
4237 (div_data_align): Move earlier.
4238 (def_cfa_1, reg_save): Use it.
4240 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4242 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4243 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4244 (ix86_handle_option): Handle OPT_mcrc32.
4245 (ix86_target_string): Add -mcrc32.
4246 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4248 * config/i386/i386.h (TARGET_CRC32): New.
4250 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4251 (sse4_2_crc32di): Likewise.
4253 * config/i386/i386.opt (mcrc32): New.
4255 * doc/invoke.texi: Document -mcrc32.
4257 2009-06-11 Richard Henderson <rth@redhat.com>
4259 * common.opt (gdwarf-): Accept a version number.
4260 * doc/invoke.texi (gdwarf-): Update docs.
4261 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4262 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4263 version level, and record it.
4265 * dwarf2.h (DW_CIE_VERSION): Remove.
4266 * dwarf2out.c (DWARF_VERSION): Remove.
4267 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4268 (output_call_frame_info): Use CIE version 3 for dwarf3,
4269 or if the return register column is out of range for version 1.
4270 (dwarf_stack_op_name): Add all dwarf3 values.
4271 (DEBUG_PUBTYPES_SECTION): New.
4272 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4273 encoding change for dwarf3.
4274 (output_die) [dw_val_class_die_ref]: Likewise.
4275 (output_compilation_unit_header): Emit correct version for dwarf3.
4276 (output_line_info): Likewise.
4277 (output_pubnames): Update for DWARF_VERSION removal.
4278 (output_aranges): Likewise.
4279 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4280 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4281 (dwarf2out_finish): Likewise.
4283 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4285 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4288 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4291 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4292 * builtins.c (expand_builtin_unreachable): New function.
4293 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4294 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4295 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4297 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4298 searching for missing barriers.
4300 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4302 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4303 when -fprofile-generate* was passed.
4304 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4306 2009-06-11 Anthony Green <green@moxielogic.com>
4308 * config/moxie/moxie.md: Define length attribute for all instructions.
4310 (*b<cond:code>): Support limited branch ranges for new PC-relative
4311 branch instructions.
4312 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4314 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4316 * config/i386/i386.c (min_insn_size): Use get_attr_length
4317 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4320 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4321 instead of emit_insn_before.
4323 2009-06-10 Ian Lance Taylor <iant@google.com>
4326 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4329 2009-06-10 Revital Eres <eres@il.ibm.com>
4331 * passes.c (init_optimization_passes): Reschedule
4332 predictive-commoning pass before complete unroll pass.
4334 2009-06-10 Martin Jambor <mjambor@suse.cz>
4336 * cgraph.c (cgraph_node_can_be_local_p): New function.
4337 (cgraph_make_node_local): New function.
4338 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4339 (cgraph_make_node_local): Declare.
4341 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4343 * tree.h (tree_base): Add packed_flag and user_align fields.
4344 Decrease size of spare field.
4345 (TYPE_USER_ALIGN): Use user_align from tree_base.
4346 (DECL_USER_ALIGN): Likewise.
4347 (TYPE_PACKED): Use packed_flag from tree_base.
4348 (DECL_PACKED): Likewise.
4349 (tree_type): Delete packed_flag and user_align fields. Widen
4350 precision field. Widen mode field and shuffle fields to align
4351 mode on an 8-bit boundary.
4352 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4353 Renumber decl_flag_* fields. Fix comments. Widen
4354 decl_common_unused field.
4355 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4356 (DECL_EXTERNAL): Likewise.
4357 (DECL_BIT_FIELD): Likewise.
4358 (DECL_NONADDRESSABLE_P): Likewise.
4359 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4360 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4362 2009-06-10 Ian Lance Taylor <iant@google.com>
4364 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4365 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4366 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4367 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4368 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4369 DEF_VEC_ALLOC_FUNC_P.
4370 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4371 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4372 DEF_VEC_ALLOC_FUNC_O.
4373 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4374 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4375 DEF_VEC_ALLOC_FUNC_I.
4376 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4377 (vec_stack_p_reserve_exact_1): Declare.
4378 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4379 (vec_stack_free): Declare.
4380 (VEC_stack_alloc): Define.
4381 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4382 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4383 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4384 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4386 (stack_vecs): New static variable.
4387 (vec_stack_p_reserve_exact_1): New function.
4388 (vec_stack_o_reserve_1): New static function.
4389 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4390 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4391 (vec_stack_free): New function.
4392 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4393 (VEC_df_ref_stack_alloc): Define.
4394 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4395 DEF_VEC_ALLOC_P_STACK.
4396 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4397 (struct df_collection_rec): Change _vec fields to VEC. Remove
4399 (df_free_collection_rec): Adjust for new fields.
4400 (df_insn_rescan): Use new df_collection_rec fields.
4401 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4402 (df_ref_create_structure, df_ref_record): Likewise.
4403 (df_get_conditional_uses, df_get_call_refs): Likewise.
4404 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4405 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4406 (df_record_exit_block_uses, df_bb_verify): Likewise.
4407 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4408 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4409 Remove count parameter. Change return type to void. Change all
4411 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4412 Remove count parameter. Change return type to void. Change all
4414 (df_install_refs): Change old_vec parameter to VEC. Remove count
4415 parameter. Change all callers.
4416 (df_install_mws): Change old_vec parameter to VEC. Remove count
4417 parameter. Change all callers.
4418 (df_refs_verify): Change new_rec parameter to VEC. Change call
4420 (df_mws_verify): Likewise.
4422 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4424 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4426 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4428 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4430 2009-06-10 Anthony Green <green@moxielogic.com>
4432 * config/moxie/crti.asm: New file.
4433 * config/moxie/crtn.asm: New file.
4434 * config/moxie/moxie.c: New file.
4435 * config/moxie/moxie.h: New file.
4436 * config/moxie/sfp-machine.h: New file.
4437 * config/moxie/moxie-protos.h: New file.
4438 * config/moxie/t-moxie: Created.
4439 * config/moxie/t-moxie-softfp: Created.
4440 * config/moxie/moxie.md: Created.
4441 * config/moxie/constraints.md: Created.
4442 * config.gcc: Add moxie support.
4443 * doc/md.texi (Machine Constraints): Add moxie constraints.
4444 * doc/contrib.texi (Contributors): Mention moxie port.
4445 * doc/install.texi (Specific): Mention the moxie port.
4447 2009-06-09 Ian Lance Taylor <iant@google.com>
4449 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4451 * optabs.c (optab_table): Only use designated initializers if
4452 HAVE_DESIGNATED_INITIALIZERS is defined.
4453 (convert_optab_table): Likewise.
4454 (init_optabs): Always call init_insn_codes if
4455 HAVE_DESIGNATED_INITIALIZERS is not defined.
4457 2009-06-09 Ian Lance Taylor <iant@google.com>
4459 * targhooks.c (default_builtin_vectorized_function): Change fn
4460 parameter to unsigned int.
4461 (default_builtin_vectorized_conversion): Change code parameter to
4463 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4464 * targhooks.h: Update declarations.
4465 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4466 parameter to unsigned int.
4468 * c-typeck.c (comptypes_check_enum_int): New static function.
4469 (comptypes_internal): Add enum_and_int_p parameter. Change all
4471 (comp_target_types): Add location parameter. Change all callers.
4472 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4474 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4475 (build_conditional_expr): Add colon_loc parameter. Change all
4477 (convert_for_assignment): Add location parameter. Change all callers.
4478 * c-parser.c (c_parser_conditional_expression): Pass location of
4479 colon to build_conditional_expr.
4480 * c-tree.h (build_conditional_expr): Update declaration.
4482 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4484 * graphite.c: Revert previous patch.
4486 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4489 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4491 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4493 * tree-ssa-loop-prefetch.c
4494 (loop_prefetch_arrays): Fixed a portability problem in printf format
4497 2009-06-09 Martin Jambor <mjambor@suse.cz>
4499 PR tree-optimization/40351
4500 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4501 refrence to a potential artifical subaccess can be constructed.
4503 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4505 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4506 (sh_override_options): Likewise.
4507 * config/sh/sh.c: Include params.h.
4508 (sh_optimization_options): New.
4509 (sh_override_options): Likewise.
4510 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4511 (OVERRIDE_OPTIONS): Use sh_override_options.
4513 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4515 * dwarf2out.c (emit_cfa_remember): New variable.
4516 (add_fde_cfi): If emit_cfa_remember, recurse to add
4517 DW_CFA_remember_state first.
4518 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4519 instead just set emit_cfa_remember.
4521 2009-06-08 Jan Hubicka <jh@suse.cz>
4524 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4526 2009-06-08 Jan Hubicka <jh@suse.cz>
4529 * cgraphunit.c (save_inline_function_body): Do not copy transform
4530 hooks for saved inline bodies.
4531 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4534 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4536 * jump.c (returnjump_p): Handle delayed branches. Add missing
4539 2009-06-08 Jan Hubicka <jh@suse.cz>
4542 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4543 original node might've been modified.
4544 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4546 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4548 * tree-object-size.c (addr_object_size): Add OSI argument.
4549 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4550 (compute_builtin_object_size, expr_object_size): Adjust callers.
4551 (plus_stmt_object_size): Call addr_object_size instead of
4552 compute_builtin_object_size.
4554 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4555 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4557 * tree-ssa-loop-prefetch.c
4558 (gather_memory_references): Introduced a counter for the number of
4560 (anything_to_prefetch_p): Introduced a counter for the number of
4562 (is_loop_prefetching_profitable): New function with a cost model
4564 (loop_prefetch_arrays): Use the new cost model to determine if
4565 prefetching is profitable.
4566 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4567 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4568 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4569 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4570 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4571 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4573 2009-06-08 Michael Matz <matz@suse.de>
4576 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4577 partitions use the same.
4578 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4579 for basevars of SSA_NAMEs.
4580 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4581 to not expand them twice.
4582 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4585 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4587 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4588 (fdump-final-insns=, gtoggle): New.
4589 * doc/invoke.texi: Document them.
4590 * final.c (rest_of_clean_state): Dump final insn stream.
4591 * gcc.c (invoke_as): Hook in -fcompare-debug.
4592 (static_spec_functions): Add compare-debug-dump-opt,
4593 compare-debug-self-opt and compare-debug-auxbase-opt.
4594 (compare_debug, compare_debug_second, compare_debug_opt): New.
4595 (switches_debug_check, n_switches_debug_check): New.
4596 (debug_auxbase_opt, debug_check_temp_file): New.
4597 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4599 (do_self_spec): Handle arguments after switches.
4600 (do_spec_1): Add .gk extension to temp file basenames for compare.
4601 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4602 (cc1_options): Use it instead of normal auxbase computation for
4603 the second compare-debug compilation.
4604 (compare_files): New.
4605 (main): Set up and implement compare debug mode.
4606 (compare_debug_dump_opt_spec_function): New.
4607 (compare_debug_self_opt_spec_function): New.
4608 (compare_debug_auxbase_opt_spec_function): New.
4609 * toplev.c (process_options): Handle flag_gtoggle,
4610 flag_dump_final_insns.
4611 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4612 during -fcompare-debug-second compilation.
4614 2009-06-07 Ian Lance Taylor <iant@google.com>
4616 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4617 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4619 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4620 with no default node. Change warning with %H to warning_at.
4621 Don't clear warn_switch around case checking.
4622 * doc/invoke.texi (Warning Options): Clarify distinction between
4623 -Wswitch and -Wswitch-enum.
4625 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4627 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4629 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4631 * gbl-ctors.h: Add header guard.
4633 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4635 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4636 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4637 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4638 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4639 prototypes for removed functions.
4640 (expressions_equal_p): Move to ...
4641 * tree-ssa-sccvn.h: ... here and ...
4642 * matrix-reorg.c: ... adjust includes.
4644 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4646 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4648 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4650 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4651 (finish_function): Remove erroneous whitespace.
4653 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4655 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4656 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4658 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4660 * errors.c (internal_error): Commentary typo fix.
4661 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4662 * tree-ssa-pre.c: Ditto.
4664 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4666 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4667 them is supposed to hold actual statements.
4669 2009-06-06 Ian Lance Taylor <iant@google.com>
4671 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4672 empty statements can now have attributes.
4674 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4676 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4677 * config/mips/mips.md: Ditto.
4679 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4681 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4683 (__eabi_uconvert): Likewise.
4685 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4687 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4688 CFI_* definitions with IN_GCC.
4690 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4692 * xcoffout.h (xcoffout_source_line): Update prototype.
4694 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4696 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4697 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4699 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4702 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4703 inlined_function_outer_scope_p blocks for artificial inlines
4705 * tree.c (tree_nonartificial_location): Rewrite using
4706 block_nonartificial_location.
4708 2009-06-05 Revital Eres <eres@il.ibm.com>
4709 Leehod Baruch <leehod@il.ibm.com>
4711 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4712 (expand_expr_real_1): Remove comment.
4713 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4714 Vectorize misaligned access when the target supports it.
4715 (vect_supportable_dr_alignment): Check for unaligned access support.
4716 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4719 2009-06-05 Julian Brown <julian@codesourcery.com>
4721 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4722 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4724 2009-06-05 Richard Guenther <rguenther@suse.de>
4727 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4730 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4732 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4733 (save_gprs): Don't tell unwinder when a global register is saved.
4734 (s390_emit_epilogue): Emit needed epilogue unwind info.
4736 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4738 * dwarf2out.c (deferred_asm_name): New.
4739 (add_name_and_src_coords_attributes): Defer creation of
4740 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4742 (move_linkage_attr): New.
4743 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4746 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4748 * tree-nested.c (finalize_nesting_tree_1): Declare the
4749 frame_decl in the binding tree.
4751 2009-06-04 Cary Coutant <ccoutant@google.com>
4753 * basic-block.h (struct basic_block_def): Add discriminator field.
4754 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4756 * debug.c (do_nothing_debug_hooks): Add additional entry.
4757 (debug_nothing_int_charstar_int): New function.
4758 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4759 (debug_nothing_int_charstar_int): New declaration.
4760 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4761 discriminator value in .loc directive.
4762 * final.c (last_discriminator): New variable.
4763 (discriminator): New variable.
4764 (final_start_function): Initialize above variables, pass current
4765 discriminator to debug hook.
4766 (notice_source_line): Check for discriminator change.
4767 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4768 * sdbout.c (sdbout_source_line): New parameter.
4769 * tree-cfg.c (struct locus_discrim_map): New structure type.
4770 (discriminator_per_locus): New hash table.
4771 (build_gimple_cfg): Allocate and free discriminator hash table.
4772 (make_edges): Call assign_discriminator.
4773 (locus_map_hash): New function.
4774 (locus_map_eq): New function.
4775 (next_discriminator_for_locus): New function.
4776 (same_line_p): New function.
4777 (assign_discriminator): New function.
4778 (make_cond_expr_edges): Call assign_discriminator.
4779 (make_gimple_switch_edges): Likewise.
4780 (first_non_label_stmt): New function.
4781 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4783 * xcoffout.c (xcoffout_source_line): Add new parameter.
4785 * configure.ac (gcc_cv_as_discriminator): New configury check for
4786 gas support for discriminator.
4787 * configure: Regenerate.
4788 * config.in: Regenerate.
4790 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4792 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4793 val after checking for integers.
4795 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4797 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4799 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4800 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4801 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4802 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4803 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4804 X64_SSE_REGPARM_MAX.
4805 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4806 X64_SSE_REGPARM_MAX.
4808 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4810 * gcc.c (report_times_to_file): New.
4811 (execute): Implement it.
4812 (process_command): Support -time=.
4813 * doc/invoke.texi: Document it.
4815 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4817 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4818 that have value exprs.
4820 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4822 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4823 declarations for constants until...
4824 (dw2_output_indirect_constant_1): ... this point.
4826 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4829 * arm.md (arm_addsi3): Don't try to split an add with an
4830 eliminable register until after reload has completed.
4832 2009-06-03 Ian Lance Taylor <iant@google.com>
4834 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4835 * genattrtab.c (write_length_unit_log): Likewise.
4836 * genchecksum.c (dosum): Likewise.
4837 * gengtype.c (write_rtx_next): Likewise.
4838 (finish_root_table, write_roots): Likewise.
4839 * gimple.c (gimple_ops_offset_): Likewise.
4840 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4841 * config/arc/arc.c (arc_attribute_table): Likewise.
4842 * config/arm/arm.c (arm_attribute_table): Likewise.
4843 * config/avr/avr.c (avr_attribute_table): Likewise.
4844 * config/crx/crx.c (crx_attribute_table): Likewise.
4845 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4846 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4847 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4848 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4849 * config/sh/sh.c (sh_attribute_table): Likewise.
4850 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4851 * config/spu/spu.c (spu_attribute_table): Likewise.
4852 * config/v850/v850.c (v850_attribute_table): Likewise.
4854 * config/alpha/alpha.c (vms_attribute_table): Make static.
4855 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4856 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4857 * config/mips/mips.c (mips_attribute_table): Likewise.
4859 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4861 (cc1-checksum.o): Likewise.
4863 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4865 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4867 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4869 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4870 insn if it is changing sp. Use gen_add3_insn instead of
4871 conditionally gen_addsi3 and gen_adddi3.
4872 (offset_below_red_zone_p): New static inline function.
4873 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
4874 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
4875 * config/rs6000/ppc-asm.h: Include auto-host.h.
4876 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
4877 CFI_RESTORE): Define.
4878 * config/rs6000/crtresxgpr.asm: Add unwind info.
4879 * config/rs6000/crtresxfpr.asm: Likewise.
4880 * config/rs6000/crtresgpr.asm: Likewise.
4881 * config/rs6000/crtresfpr.asm: Likewise.
4882 * config/rs6000/crtsavgpr.asm: Likewise.
4883 * config/rs6000/crtsavfpr.asm: Likewise.
4885 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
4886 argument of DWARF2_FRAME_REG_OUT macros.
4888 2009-06-03 Julian Brown <julian@codesourcery.com>
4890 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
4891 words or less (including TImode) in core registers.
4893 2009-06-03 Richard Guenther <rguenther@suse.de>
4896 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
4898 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
4900 * statistics.c (statistics_counter_event): Do not record event
4901 in pass dump if its number == -1.
4902 (curr_statistics_hash): Add assert that we never get passes
4903 with static number == -1.
4905 2009-06-03 Richard Guenther <rguenther@suse.de>
4906 Andrey Belevantsev <abel@ispras.ru>
4908 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
4909 non-BLKmode arrays addressable.
4911 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
4913 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
4914 * config/m68k/m68k.h: ... here.
4915 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
4918 2009-06-03 Martin Jambor <mjambor@suse.cz>
4920 PR tree-optimization/40323
4921 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
4924 2009-06-03 Richard Guenther <rguenther@suse.de>
4926 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4929 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
4931 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4932 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
4933 JUMP_TABLE_DATA_P where applicable.
4934 * config/sh/sh.c: Ditto.
4935 * config/sh/sh.h: Ditto.
4936 * config/sh/sh.md: Ditto.
4937 * config/sh/symbian.c: Ditto.
4939 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
4941 * config/i386/driver-i386.c (describe_cache): Optimize
4942 concatenation of strings. Use snprintf instead of sprintf.
4943 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
4944 target when not compiling with GCC.
4946 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
4948 * config/sh/sh.c: Revert last change.
4949 (sh_expand_epilogue): Emit a blockage insn before the frame
4950 pointer adjustment unconditionally.
4952 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4954 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
4955 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
4956 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
4957 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
4958 to COLLECT_GCC_OPTIONS.
4960 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4962 * collect2.c (target_system_root): New variable.
4963 (main): Handle --sysroot=.
4964 (ignore_library): Strip the sysroot from the library path.
4966 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4968 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
4969 (collect2.o): Depend on collect2-aix.h.
4970 (collect2-aix.o): New rule.
4971 * collect2-aix.h: New file.
4972 * collect2-aix.c: Likewise.
4973 * collect2.c: Include collect2-aix.h. Don't undefine
4974 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
4975 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
4976 Use TARGET_AIX_VERSION instead of _AIX51.
4977 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
4978 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
4979 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
4980 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
4981 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
4983 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4985 * collect2.c (ignore_library): Avoid premature post-increment
4988 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4990 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
4991 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
4992 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
4993 CROSS_DIRECTORY_STRUCTURE too.
4994 (LINK_LIBG_SPEC): Likewise.
4995 (LIB_SPEC): Add %R to sysroot paths.
4996 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
4997 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
4998 * config/rs6000/aix51.h: As for aix43.h.
4999 * config/rs6000/aix52.h: Likewise.
5000 * config/rs6000/aix53.h: Likewise.
5001 * config/rs6000/aix61.h: Likewise.
5002 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5003 to the beginning of sysroot paths.
5005 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5007 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5008 INSN_LISTs that are out of the REG_NOTE range.
5010 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5012 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5013 (struct var_to_expand): Likewise.
5014 (struct opt_info): Add head and tail for linked lists of the above.
5015 (analyze_insn_to_expand_var): Initialize next.
5016 (analyze_iv_to_split_insn): Likewise.
5017 (analyze_insns_in_loop): Create linked lists.
5018 (allocate_basic_variable): Simplify for use without hash table.
5019 (insert_var_expansion_initialization): Likewise, make it type-safer.
5020 (combine_var_copies_in_loop_exit): Likewise.
5021 (apply_opt_in_copies): Walk lists rather than hash tables.
5022 (release_var_copies): Simplified and inlined by hand into...
5023 (free_opt_info): ... this function.
5025 2009-06-02 Richard Guenther <rguenther@suse.de>
5027 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5030 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5032 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5033 only for builtins that are not overridden.
5035 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5037 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5040 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5042 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5044 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5046 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5048 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5050 * common.opt (fdump-unnumbered-links): New.
5051 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
5052 * print-rtl.c (flag_dump_unnumbered_links): New.
5053 (print_rtx): Test it.
5055 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
5057 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
5058 push/pop multiple to 8-byte alignment.
5060 2009-06-01 Jakub Jelinek <jakub@redhat.com>
5062 * config/i386/i386.c (queued_cfa_restores): New static variable.
5063 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
5065 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
5066 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
5067 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
5068 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
5069 note unconditionally.
5070 (ix86_emit_restore_regs_using_mov): Likewise.
5071 (ix86_emit_restore_sse_regs_using_mov): Likewise.
5072 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
5073 it through to ix86_emit_restore_reg_using_pop.
5074 (ix86_emit_leave): Add RED_OFFSET argument. Call
5075 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
5076 instead of adding REG_CFA_OFFSET note unconditionally.
5077 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
5078 the above functions. Call ix86_add_queued_cfa_restore_notes when
5081 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
5082 force output of the label even for dwarf2out_do_cfi_asm.
5083 (add_fde_cfi): If -g2 and above and cfi might change CFA,
5084 force creation of CFI label and chain DW_CFA_set_loc jumping to it
5085 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
5087 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5088 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
5089 dwarf2out_cfi_label callers.
5090 * tree.h (dwarf2out_cfi_label): Adjust prototype.
5091 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
5092 Adjust dwarf2out_cfi_label callers.
5093 * config/vax/vax.c (vax_output_function_prologue): Likewise.
5095 * config/i386/i386.h (struct machine_cfa_state,
5096 struct machine_function): Guard with ifndef USED_FOR_TARGET
5097 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
5100 * emutls.c (__emutls_get_address): Change arr->size to mean number
5101 of allocated arr->data entries instead of # of slots + 1.
5104 * recog.c (peep2_reinit_state): New function.
5105 (peephole2_init_state): Use it at the end of a basic block and also
5106 when seeing a RTX_FRAME_RELATED_P insn.
5108 2009-06-01 Steve Ellcey <sje@cup.hp.com>
5110 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
5111 fixuns_truncrfdi2): New.
5112 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
5113 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
5114 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
5115 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
5116 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
5117 *recip_approx): Remove.
5118 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
5119 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
5120 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
5122 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
5125 2009-06-01 Ian Lance Taylor <iant@google.com>
5127 * attribs.c (register_attribute): Use CONST_CAST.
5128 * collect2.c (main): Use CONST_CAST2.
5129 (scan_prog_file): Likewise.
5130 * gcc.c (process_command, main): Likewise.
5131 * toplev.c (toplev_main): Likewise.
5133 * c-typeck.c (handle_warn_cast_qual): New static function,
5134 partially broken out of build_c_cast.
5135 (build_c_cast): Call handle_warn_cast_qual.
5136 * doc/invoke.texi (Warning Options): Document new effect of
5139 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
5141 * diagnostic.c (diagnostic_build_prefix): Always print columns.
5142 (diagnostic_report_current_module): Print columns.
5143 * common.opt (flag_show_column): Enable by default.
5145 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
5147 * alias.c (find_base_term): Check for NULL term before returning.
5149 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5151 Revert due to PR40320:
5152 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5153 * calls.c (emit_library_call_value_1): Don't force_operand for move
5156 2009-06-01 Olivier Hainque <hainque@adacore.com>
5157 Eric Botcazou <ebotcazou@adacore.com>
5159 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
5160 to be processed as a bitfield for constructor output purposes.
5161 * output.h (initializer_constant_valid_for_bitfield_p): Declare
5163 * varasm.c (oc_local_state): New type, output_constructor
5164 local state to support communication with helpers.
5165 (oc_outer_state): New type, output_constructor outer state of
5166 relevance in recursive calls.
5167 (output_constructor_array_range): New output_constructor helper,
5168 extracted code for an array range element.
5169 (output_constructor_regular_field): New output_constructor helper,
5170 extracted code for an element that is not a bitfield.
5171 (output_constructor_bitfield): New output_constructor helper,
5172 extracted code for a bitfield element. Accept an OUTER state
5173 argument for recursive processing. Recurse on record or array
5174 CONSTRUCTOR values, possibly past noop conversions.
5175 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
5176 VALUE is a valid constant-valued expression for use in a static
5177 bit-field initializer.
5178 (output_constructor): Rework to use helpers. Accept and honor an
5179 OUTER state argument for recursive calls. Return total size. Be
5180 prepared for nested constructors initializing bitfields.
5181 (output_constant): Feed OUTER in calls to output_constructor.
5183 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5185 * calls.c (emit_library_call_value_1): Don't force_operand for move
5188 2009-06-01 Nick Clifton <nickc@redhat.com>
5190 * doc/invoke.texi (IA-64 Options): Fix typo.
5192 2009-06-01 Ira Rosen <irar@il.ibm.com>
5194 PR tree-optimization/39129
5195 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
5197 (vect_do_peeling_for_loop_bound): Use
5198 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5199 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5200 (vect_loop_versioning): Likewise.
5201 (vect_create_cond_for_alias_checks): Fix indentation.
5202 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
5204 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
5205 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
5206 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
5207 "control flow in loop".
5208 (vect_estimate_min_profitable_iters): Use
5209 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5210 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5211 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5212 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
5213 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
5214 statement belongs to a group of strided accesses with the exact code
5216 (vectorizable_load): Likewise.
5217 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
5218 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5220 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5222 * config/freebsd-stdint.h: New file.
5223 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5224 Add freebsd-stdint.h to tm_file.
5226 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5228 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5229 (thumb2_extendhidi2): Likewise.
5231 2009-05-31 Ian Lance Taylor <iant@google.com>
5233 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5235 2009-05-31 Ian Lance Taylor <iant@google.com>
5237 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5238 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5239 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5241 2009-05-31 Jason Merrill <jason@redhat.com>
5243 * tree-pretty-print.c (print_call_name): Take the callee, not the
5244 call itself. Make non-static. Use dump_function_name for functions.
5245 (dump_generic_node): Adjust.
5246 * diagnostic.h: Declare print_call_name.
5247 * gimple-pretty-print.c (dump_gimple_call): Use it.
5249 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5251 * config/sh/sh.md (ashldi3_std): New define_expand.
5254 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5257 * config/sh/sh.c: Include debug.h.
5258 (sh_expand_epilogue): Emit a blockage insn before the frame
5259 pointer adjustment also when dwarf2out_do_frame returns true.
5261 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5263 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5264 (thumb2_extendqidi2): New pattern.
5266 2009-05-31 Ira Rosen <irar@il.ibm.com>
5268 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5269 mark phis for renaming.
5270 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5271 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5272 Call mark_sym_for_renaming.
5273 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5274 * tree-vect-loop.c (vect_transform_loop): Remove
5275 vect_memsyms_to_rename initialization and a call to
5276 mark_set_for_renaming.
5278 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5281 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5282 frame related even if !set_cfa && style < 0.
5284 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5286 * config/i386/mingw-tls.c: New file.
5287 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5288 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5289 defining _WIN32 but not __CYGWIN__.
5291 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5293 * configure.ac: Add MPC support.
5295 * config.in, configure: Regenerate.
5297 2009-05-29 Richard Henderson <rth@redhat.com>
5299 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5300 NOTE_INSN_BASIC_BLOCK.
5301 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5302 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5303 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5305 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5307 (add_cfi): Disable check redefining cfa away from drap.
5308 (lookup_cfa_1): Add remember argument; handle remember/restore.
5309 (lookup_cfa): Pass remember argument.
5310 (cfa_remember): New.
5311 (compute_barrier_args_size_1): Remove sibcall check.
5312 (dwarf2out_frame_debug_def_cfa): New.
5313 (dwarf2out_frame_debug_adjust_cfa): New.
5314 (dwarf2out_frame_debug_cfa_offset): New.
5315 (dwarf2out_frame_debug_cfa_register): New.
5316 (dwarf2out_frame_debug_cfa_restore): New.
5317 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5318 (dwarf2out_begin_epilogue): New.
5319 (dwarf2out_frame_debug_restore_state): New.
5320 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5321 DW_CFA_restore_state.
5322 (output_cfi_directive): Likewise.
5323 (convert_cfa_to_fb_loc_list): Likewise.
5324 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5325 * dwarf2out.h: Update.
5326 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5327 (copy_insn_1): Early out for null.
5328 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5329 and dwarf2out_frame_debug_restore_state.
5330 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5331 (prologue_insn_hash, epilogue_insn_hash): New.
5332 (free_after_compilation): Adjust freeing accordingly.
5333 (record_insns): Create hash table if needed; push insns into
5334 hash instead of array.
5335 (maybe_copy_epilogue_insn): New.
5336 (contains): Search hash table instead of array.
5337 (sibcall_epilogue_contains): Remove.
5338 (thread_prologue_and_epilogue_insns): Split eh_return insns
5339 and mark them as epilogues.
5340 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5341 scanning in terms of basic blocks.
5342 * insn-notes.def (CFA_RESTORE_STATE): New.
5343 * jump.c (returnjump_p_1): Accept EH_RETURN.
5344 (eh_returnjump_p_1, eh_returnjump_p): New.
5345 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5346 CFA_REGISTER, CFA_RESTORE): New.
5347 * rtl.def (EH_RETURN): New.
5348 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5350 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5351 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5353 * config/i386/i386.c (gen_push): Update cfa state.
5354 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5355 add a CFA_ADJUST_CFA note.
5356 (ix86_dwarf_handle_frame_unspec): Remove.
5357 (ix86_expand_prologue): Update cfa state.
5358 (ix86_emit_restore_reg_using_pop): New.
5359 (ix86_emit_restore_regs_using_pop): New.
5360 (ix86_emit_leave): New.
5361 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5362 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5363 * config/i386/i386.h (struct machine_cfa_state): New.
5364 (ix86_cfa_state): New.
5365 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5366 (eh_return_internal): Merge from eh_return_<mode>,
5367 use eh_return rtx, split w/ epilogue.
5369 2009-05-29 Ian Lance Taylor <iant@google.com>
5371 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5373 * calls.c (emit_library_call_value_1): Likewise.
5375 * c-typeck.c (c_build_va_arg): New function.
5376 * c-tree.h (c_build_va_arg): Declare.
5377 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5378 instead of build_va_arg.
5380 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5382 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5383 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5384 (ptr_difference_cost): Use affine combinations to compute it.
5385 (difference_cost): Likewise.
5386 (get_computation_cost_at): Compute more accurate cost for addresses
5387 if the ratio is a multiplier allowed in addresses.
5388 For non-addresses, consider that an additional offset or symbol is
5391 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5393 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5394 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5396 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5397 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5398 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5400 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5401 to 1 for TYPE_SSE{IADD1,CVT1}.
5402 (prefix_vex_imm8): Removed.
5403 (length_vex): Only pass 1 as second argument to
5404 ix86_attr_length_vex_default if prefix_extra is 0.
5405 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5406 (length): For prefix vex computation use length_immediate
5407 attribute instead of prefix_vex_imm8.
5408 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5409 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5410 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5411 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5412 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5413 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5414 a space in between the operands.
5415 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5416 if one operand is 0xff and the other one si, di, bp or sp.
5417 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5418 other one si, di, bp or sp.
5419 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5420 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5421 type and mode attributes.
5422 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5423 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5424 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5425 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5426 prefix_data16 attribute iff MODE_DF.
5427 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5428 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5429 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5430 constm128_operand in length_immediate computation.
5431 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5432 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5433 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5434 length_immediate attribute to 1.
5435 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5436 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5437 for certain alternatives.
5438 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5439 prefix_data16 attribute if MODE_V1DF.
5440 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5441 length_immediate to 1.
5442 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5443 length_address to 4, set mode attribute to MODE_DI.
5444 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5445 (fxam<mode>2_i387): Set length attribute to 4.
5446 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5447 *prefetch_3dnow_rex): Override length_address attribute.
5448 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5450 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5451 (constm128_operand): Removed.
5452 * config/i386/i386.c (memory_address_length): For
5453 disp && !index && !base in 64-bit mode account for SIB byte if
5454 print_operand_address can't optimize disp32 into disp32(%rip)
5455 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5456 for fs: or gs: segment.
5457 (ix86_attr_length_immediate_default): When checking if shortform
5458 is possible, truncate immediate to the length of the non-shortened
5460 (ix86_attr_length_address_default): Ignore MEM_P operands
5462 (ix86_attr_length_vex_default): Only check for DImode on
5463 GENERAL_REG_P operands.
5464 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5465 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5466 (sse_cvttps2pi): Clear prefix_rep attribute.
5467 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5469 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5470 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5471 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5472 iff operand 2 is const_int_operand.
5473 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5474 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5475 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5477 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5479 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5480 prefix_data16 attribute for movlpd and movhpd instructions.
5481 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5482 length_immediate for shufpd instruction.
5483 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5484 (avx_cmpp<avxmodesuffixf2c><mode>3,
5485 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5486 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5487 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5488 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5489 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5490 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5491 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5492 prefix_data16 attribute for the first alternative to 1.
5493 (*avx_loadlps): Override length_immediate for the first alternative.
5494 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5495 attributes for second alternative.
5496 (*vec_concatv2sf_sse4_1): Override length_immediate and
5497 prefix_data16 attributes for second alternative.
5498 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5499 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5500 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5501 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5502 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5503 prefix_data16 and length_immediate to 1.
5504 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5506 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5507 prefix_extra attribute for variants that don't have 0f prefix alone.
5508 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5509 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5510 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5511 *sse4_1_pextrd): Set length_immediate to 1.
5512 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5513 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5515 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5516 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5517 length_immediate to 1 for second alternative.
5518 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5519 prefix_extra and length_immediate attributes for the first
5521 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5523 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5524 to 1 for the first and third alternative.
5525 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5527 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5529 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5531 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5532 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5533 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5534 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5535 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5536 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5537 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5538 ssse3_psign<mode>3): Override prefix_rex attribute.
5539 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5540 (ssse3_palignrti): Override length_immediate to 1.
5541 (ssse3_palignrdi): Override length_immediate to 1, override
5542 prefix_rex attribute.
5543 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5544 (sse4a_extrqi): Override length_immediate to 2.
5545 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5546 (sse4a_insertq): Override prefix_data16 to 0.
5547 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5548 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5549 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5550 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5551 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5552 and length_immediate to 1.
5553 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5554 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5555 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5556 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5557 and length_immediate to 1.
5558 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5559 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5560 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5561 avx_ptest256): Override prefix_extra to 1.
5562 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5563 Override prefix_data16 and length_immediate to 1.
5564 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5565 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5566 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5567 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5568 prefix_data16 to 0 and prefix_extra to 2.
5569 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5570 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5572 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5573 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5574 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5575 and prefix_extra to 2.
5576 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5577 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5578 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5579 avx_vpermilvar<mode>3,
5580 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5581 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5582 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5583 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5584 Override prefix_extra to 1.
5585 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5586 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5587 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5588 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5589 prefix_extra and length_immediate to 1.
5590 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5592 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5593 to 1 for the first alternative.
5594 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5595 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5597 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5598 *movv2sf_internal_avx, *movv2sf_internal): Override
5599 prefix_rep attribute for certain alternatives.
5600 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5601 attributes for certain alternatives.
5602 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5603 attributes for certain alternatives.
5604 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5605 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5606 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5607 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5608 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5609 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5610 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5611 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5612 length_immediate to 1 if operand 2 is const_int_operand.
5613 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5614 *vec_extractv2si_1): Set length_immediate attribute to 1.
5615 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5616 using old 3DNOW insn rather than SSE/3DNOW_A.
5617 (mmx_emms, mmx_femms): Clear modrm attribute.
5619 2009-05-29 Martin Jambor <mjambor@suse.cz>
5621 * tree-sra.c: New implementation of SRA.
5623 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5624 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5625 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5626 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5627 (SRA_MAX_STRUCTURE_COUNT): Removed.
5628 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5629 * doc/invoke.texi (sra-max-structure-size): Removed.
5630 (sra-field-structure-ratio): Removed.
5632 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5635 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5638 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5640 PR rtl-optimization/40101
5641 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5642 seqno. Adjust comment.
5643 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5644 inserting bookkeeping before a jump, the jump is not scheduled.
5645 When no positive seqno found, provide a value. Add comment.
5647 2009-05-29 Richard Guenther <rguenther@suse.de>
5649 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5650 short-cutting on the first component.
5652 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5655 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5656 for trees other than decls/types.
5658 2009-05-29 Richard Guenther <rguenther@suse.de>
5660 * tree-ssa-operands.c (get_expr_operands): Do not handle
5661 INDIRECT_REFs in the handled-component case. Remove
5662 unused get_ref_base_and_extent case.
5663 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5664 tree_low_cst and host_integerp where possible.
5665 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5666 codes for equivalence.
5667 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5669 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5671 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5672 to tmake_file for i[34567]86-*-cygwin*.
5674 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5677 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5678 (altivec_categorize_keyword, init_vector_keywords,
5679 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5682 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5684 * tree.c (handle_dll_attribute): Check if node is
5685 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5687 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5689 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5691 (thumb2_zero_extendqidi2): Likewise.
5693 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5695 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5696 instead of gen_movrt.
5697 * config/sh/sh.md (movrt): Remove.
5699 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5701 * doc/invoke.texi (IA-64 Options):
5702 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5703 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5704 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5705 -msched-prefer-non-control-spec-insns,
5706 -msched-stop-bits-after-every-cycle,
5707 -msched-count-spec-in-critical-path,
5708 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5709 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5710 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5711 and -msched-spec-verbose.
5713 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5715 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5716 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5718 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5720 2009-05-28 Richard Guenther <rguenther@suse.de>
5722 * tree-ssa-alias.c (ao_ref_init): New function.
5723 (ao_ref_base): Likewise.
5724 (ao_ref_base_alias_set): Likewise.
5725 (ao_ref_alias_set): Likewise.
5726 (refs_may_alias_p_1): Change signature.
5727 (refs_may_alias_p): Adjust.
5728 (refs_anti_dependent_p): Likewise.
5729 (refs_output_dependent_p): Likewise.
5730 (call_may_clobber_ref_p_1): Change signature.
5731 (call_may_clobber_ref_p): Adjust.
5732 (stmt_may_clobber_ref_p_1): New function split out from ...
5733 (stmt_may_clobber_ref_p): ... here.
5734 (maybe_skip_until): Adjust signature.
5735 (get_continuation_for_phi): Likewise.
5736 (walk_non_aliased_vuses): Likewise.
5737 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5738 (ao_ref_init): Declare.
5739 (ao_ref_base): Likewise.
5740 (ao_ref_alias_set): Likewise.
5741 (stmt_may_clobber_ref_p_1): Likewise.
5742 (walk_non_aliased_vuses): Adjust.
5743 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5744 (get_ref_from_reference_ops): remove.
5745 (vn_reference_lookup_2): Adjust signature.
5746 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5747 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5748 (vn_reference_lookup): Adjust.
5749 (vn_reference_insert): Likewise.
5750 (vn_reference_insert_pieces): Adjust signature.
5751 (visit_reference_op_call): Adjust.
5752 * tree-ssa-pre.c (get_expr_type): Simplify.
5753 (phi_translate_1): Adjust.
5754 (compute_avail): Likewise.
5755 (translate_vuse_through_block): Do not re-build trees.
5756 (value_dies_in_block_x): Likewise.
5757 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5759 (vn_reference_lookup_pieces): Adjust declaration.
5760 (vn_reference_insert_pieces): Likewise.
5762 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5764 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5765 with checking disabled.
5767 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5771 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5772 macro definition for support of three-operand format aligned
5773 .comm directive in assembler on cygwin/pe/mingw target OS.
5774 * configure: Regenerate.
5775 * config.h: Regenerate.
5777 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5778 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5779 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5781 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5782 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5784 2009-05-28 Ira Rosen <irar@il.ibm.com>
5786 PR tree-optimization/40254
5787 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5788 in analysis of basic blocks.
5790 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5793 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5794 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5795 (TARGET_INITIALIZER): Use it.
5796 * cse.c (CHEAPER): Move it up to the other macros.
5797 (insert): Rename this ...
5798 (insert_with_costs): ... to this. Add cost parameters. Update
5800 (insert): New function. Call insert_with_costs.
5801 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5802 find_reg_offset_for_const, try_const_anchors): New functions.
5803 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5804 when using a const-anchor. Call insert_const_anchors.
5805 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5806 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5808 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5810 * tree-inline.c (remap_decls): Enable nonlocalized variables
5811 when not optimizing.
5813 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5815 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5816 Simplify other tests involving optimize.
5818 2009-05-27 Tom Tromey <tromey@redhat.com>
5820 * unwind-dw2.c (_Unwind_DebugHook): New function.
5821 (uw_install_context): Call _Unwind_DebugHook.
5823 2009-05-27 Tom Tromey <tromey@redhat.com>
5825 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5827 2009-05-27 Ian Lance Taylor <iant@google.com>
5829 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5830 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5831 (ALL_LINKERFLAGS): Define.
5832 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5833 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5834 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5835 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5836 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5837 $(LINKER_FOR_BUILD).
5838 (build/gcov-iov$(build_exeext)): Likewise.
5840 2009-05-27 Julian Brown <julian@codesourcery.com>
5842 * gcse.c (target.h): Include.
5843 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5844 copy of argument to a pseudo register.
5846 2009-05-27 Diego Novillo <dnovillo@google.com>
5848 * tree-ssa-live.c (dump_scope_block): Document arguments.
5849 (dump_scope_blocks): Document.
5850 (debug_scope_blocks): New.
5851 * tree-flow.h (debug_scope_blocks): Declare.
5853 2009-05-21 Denis Chertykov <denisc@overta.ru>
5855 * doc/contrib.texi (Contributors): Add myself to the list.
5857 2009-05-27 Olivier Hainque <hainque@adacore.com>
5859 * expr.c (target_align): New function. Alignment the TARGET of an
5860 assignment may be assume to have.
5861 (highest_pow2_factor_for_target): Use it instead of relying on
5862 immediate tree attributes of TARGET, not necessarily honored when
5863 intermediate bitfields are involved.
5865 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5868 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5869 AVX, SSE4, AES, PCLMUL and POPCNT.
5871 2009-05-27 Diego Novillo <dnovillo@google.com>
5873 * tree-pretty-print.c (dump_location): New.
5874 (dump_generic_node): Call it.
5875 Factor code to handle BLOCK nodes ...
5876 (dump_block_node): ... here.
5878 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
5880 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
5882 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
5884 * gcc-plugin.h: Include config.h and system.h.
5885 (IN_GCC): Define if not defined.
5887 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
5890 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
5893 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
5895 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
5897 * config/m32r/m32r.h: Ditto.
5898 * config/m32r/m32r.md: Ditto.
5899 * config/m32r/predicates.md: Ditto.
5901 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
5903 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
5905 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
5908 (Loading plugins): typo.
5909 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
5910 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5911 (Interacting with the GCC Garbage Collector): Added new section.
5912 (Giving information about a plugin): Added new section for
5914 * ggc.h (ggc_register_root_tab): Added declaration.
5915 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
5916 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
5917 (register_callback): Improved comment in declaration.
5918 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
5919 (extra_root_vec) Added static variable for dynamic roots registration.
5920 (ggc_register_root_tab) Added new routine.
5921 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
5922 PLUGIN_GGC_MARKING event.
5923 * ggc-zone.c: Include plugin.h.
5924 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5925 * ggc-page.c: Include plugin.h.
5926 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5927 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
5928 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
5929 (register_callback): check lack of callbacks for
5930 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
5931 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
5932 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
5933 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5934 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
5935 dependency on plugin.h.
5936 (plugin.o): Added dependency on ggc.h...
5938 2009-05-26 Richard Guenther <rguenther@suse.de>
5942 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5943 with mismatched comparison modes.
5945 * expr.c (expand_expr_real_1): Expand the operand of a
5946 VIEW_CONVERT_EXPR in its natural mode.
5948 2009-05-26 Ian Lance Taylor <iant@google.com>
5950 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
5951 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
5952 (ALL_COMPILERFLAGS): Define.
5953 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
5954 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5955 (collect2$(exeext), collect2.o): Likewise.
5956 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
5957 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
5958 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
5959 (libbackend.o, intl.o, cppdefault.o): Likewise.
5960 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5961 (build/%.o): Use $(COMPILER_FOR_BUILD).
5962 (build/gen%$(build_exeext)): Likewise.
5963 (build/gcov-iov$(build_exeext)): LIkewise.
5964 * config/t-darwin (darwin.o): Use $(COMPILER).
5965 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
5966 * config/t-sol2 (sol2-c.o): Likewise.
5968 * config/t-vxworks (vxworks.o): Likewise.
5969 * config/x-darwin (host-darwin.o): Likewise.
5970 * config/x-hpux (host-hpux.o): Likewise.
5971 * config/x-linux (host-linux.o): Likewise.
5972 * config/x-solaris (host-solaris.o): Likewise.
5973 * config/alpha/x-alpha (driver-alpha.o): Likewise.
5974 * config/arm/t-arm (arm-c.o): Likewise.
5975 * config/arm/t-pe (pe.o): Likewise.
5976 * config/arm/t-wince-pe (pe.o): Likewise.
5977 * config/i386/t-cygming (winnt.o): Likewise.
5978 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
5979 * config/i386/t-cygwin (cygwin1.o): Likewise.
5980 (cygwin2.o): Likewise.
5981 * config/i386/t-i386 (i386-c.o): Likewise.
5982 * config/i386/t-interix (winnt.o): Likewise.
5983 * config/i386/t-netware (netware.o): Likewise.
5984 * config/i386/t-nwld (nwld.o): Likewise.
5985 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
5986 * config/i386/x-i386 (driver-i386.o): Likewise.
5987 * config/i386/x-cygwin (host-cygwin.o): Likewise.
5988 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
5989 * config/ia64/t-ia64 (ia64-c.o): Likewise.
5990 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
5991 * config/mips/x-native (driver-native.o): Likewise.
5992 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
5993 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
5994 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
5995 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
5996 * config/score/t-score-elf (score7.o): Likewise.
5997 (score3.o): Likewise.
5998 * config/sh/t-sh (sh-c.o): Likewise.
5999 * config/sh/t-symbian (sh-c.o): Likewise.
6000 (symbian.o): Likewise.
6001 * config/spu/t-spu-elf (spu-c.o): Likewise.
6002 * config/v850/t-v850 (v850-c.o): Likewise.
6003 * config/v850/t-v850e (v850-c.o): Likewise.
6005 2009-05-26 Richard Guenther <rguenther@suse.de>
6007 PR tree-optimization/40122
6008 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6009 VECTOR_CSTs if possible.
6010 (fold_gimple_assign): Likewise.
6012 2009-05-26 Richard Guenther <rguenther@suse.de>
6015 * fold-const.c (fold_binary): Use the correct types for building
6018 2009-05-26 Richard Guenther <rguenther@suse.de>
6020 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6021 redundant calls to merge_alias_info.
6022 (bump_vector_ptr): Likewise.
6023 * tree-ssa-copy.c (merge_alias_info): Remove.
6024 (replace_exp_1): Remove call to merge_alias_info.
6025 (propagate_tree_value): Likewise.
6026 (fini_copy_prop): Propagate points-to info.
6027 * tree-flow.h (merge_alias_info): Remove.
6029 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6031 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6033 2009-05-25 Jan Hubicka <jh@suse.cz>
6035 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6036 * cgraph.h (struct inline_summary): New filed self_wize,
6037 size_inlining_benefit, self_time and time_inlining_benefit.
6038 (struct cgraph_global_info): Replace insns by time ans size fields.
6039 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6040 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6041 (ipcp_update_callgraph): Do not touch function bodies.
6042 * ipa-inline.c: Include except.h
6043 (MAX_TIME): New constant.
6044 (overall_insns): Remove.
6046 (overall_size, max_benefit): New static variables.
6047 (cgraph_estimate_time_after_inlining): New function.
6048 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6049 (cgraph_clone_inlined_nodes): Update size.
6050 (cgraph_mark_inline_edge): Update size.
6051 (cgraph_estimate_growth): Use size info.
6052 (cgraph_check_inline_limits): Check size.
6053 (cgraph_default_inline_p): Likewise.
6054 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6055 (cgraph_decide_recursive_inlining): Check size.
6056 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6058 (cgraph_decide_inlining): Likewise.
6059 (cgraph_decide_inlining_incrementally): Likewise; honor
6060 PARAM_EARLY_INLINING_INSNS.
6061 (likely_eliminated_by_inlining_p): New predicate.
6062 (estimate_function_body_sizes): New function.
6063 (compute_inline_parameters): Use it.
6064 * except.c (must_not_throw_labels): New function.
6065 * except.h (must_not_throw_labels): Declare.
6066 * tree-inline.c (init_inline_once): Kill inlining_weigths
6067 * tree-ssa-structalias.c: Avoid uninitialized warning.
6068 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6069 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6070 (PARAM_INLINE_CALL_COST): Remove.
6071 (PARAM_EARLY_INLINING_INSNS): New.
6073 2009-05-25 Richard Guenther <rguenther@suse.de>
6075 PR tree-optimization/36327
6076 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
6077 callback for reference translation or lookup at the point of may-defs.
6078 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
6079 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
6080 for union COMPONENT_REFs.
6081 (vn_reference_lookup_3): New callback. Lookup from memset
6082 and CONSTRUCTOR assignment, translate through struct copies.
6083 (vn_reference_lookup_pieces): Make sure to not free the
6084 passed operands array. Adjust walk_non_aliased_vuses call.
6085 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
6086 make sure we do not leak memory.
6088 2009-05-25 Richard Guenther <rguenther@suse.de>
6090 * tree-ssa-alias.h (dump_points_to_solution): Declare.
6091 * tree-inline.c (expand_call_inline): Reset the escaped and
6093 * tree-ssa-structalias.c (pass_build_ealias): New.
6094 * tree-pass.h (pass_build_ealias): Declare.
6095 * passes.c (init_optimization_passes): Add PTA during
6096 early optimizations.
6097 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
6098 and CALLUSED solutions.
6099 (dump_points_to_solution): New function, split out from ...
6100 (dump_points_to_info_for): ... here.
6101 * tree-parloops.c (parallelize_loops): Reset the escaped and
6104 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6107 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
6108 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
6110 2009-05-25 Ira Rosen <irar@il.ibm.com>
6112 PR tree-optimization/40238
6113 * tree-vect-stmts.c (vect_init_vector): Insert initialization
6114 statements after basic block's labels.
6115 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
6116 to free the allocated memory.
6118 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
6120 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
6121 return address with a USE.
6123 2009-05-24 Richard Guenther <rguenther@suse.de>
6126 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
6127 array type from the main variant of the inner type.
6129 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6131 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
6132 definition to bool (from int) to un-break build.
6133 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
6135 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
6137 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
6138 discard_stmt_changes): Delete.
6139 * tree-ssa-operands.c (scb_stack): Delete.
6140 (init_ssa_operands): Do not initialize it.
6141 (fini_ssa_operands): Do not free it.
6142 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
6144 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
6145 update_stmt, remove the others. Fix comments.
6146 * tree-dfa.c (optimize_stack_restore): Likewise.
6147 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
6148 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
6149 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6150 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
6152 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
6153 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6154 (dom_opt_finalize_block): Likewise, adjusting access to
6156 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
6157 (stmts_to_rescan): Change item type to gimple.
6158 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
6160 2009-05-24 Ira Rosen <irar@il.ibm.com>
6162 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
6163 * tree-pass.h (pass_slp_vectorize): New pass.
6164 * params.h (SLP_MAX_INSNS_IN_BB): Define.
6165 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
6166 * tree-vectorizer.c (timevar.h): Include.
6167 (user_vect_verbosity_level): Declare.
6168 (vect_location): Fix comment.
6169 (vect_set_verbosity_level): Update user_vect_verbosity_level
6170 instead of vect_verbosity_level.
6171 (vect_set_dump_settings): Add an argument. Ignore user defined
6172 verbosity if dump flags require higher level of verbosity. Print to
6173 stderr only for loop vectorization.
6174 (vectorize_loops): Update call to vect_set_dump_settings.
6175 (execute_vect_slp): New function.
6176 (gate_vect_slp): Likewise.
6177 (struct gimple_opt_pass pass_slp_vectorize): New.
6178 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
6180 (vec_info_for_bb): New function.
6181 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
6182 (VECTORIZATION_ENABLED): New macro.
6183 (SLP_ENABLED, SLP_DISABLED): Likewise.
6184 (vect_is_simple_use): Add bb_vec_info argument.
6185 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
6186 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
6187 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
6188 vect_schedule_slp, vect_analyze_slp): Likewise.
6189 (vect_analyze_stmt): Add slp_tree argument.
6190 (find_bb_location): Declare.
6191 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6192 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
6193 (vect_analyze_loop_operations, vect_analyze_loop,
6194 get_initial_def_for_induction, vect_create_epilog_for_reduction,
6195 vect_finalize_reduction, vectorizable_reduction,
6196 vectorizable_live_operation, vect_transform_loop): Likewise.
6197 * tree-data-ref.c (dr_analyze_innermost): Update comment,
6198 skip evolution analysis if analyzing a basic block.
6199 (dr_analyze_indices): Likewise.
6200 (initialize_data_dependence_relation): Skip the test whether the
6201 object is invariant for basic blocks.
6202 (compute_all_dependences): Skip dependence analysis for data
6203 references in basic blocks.
6204 (find_data_references_in_stmt): Don't fail in case of invariant
6205 access in basic block.
6206 (find_data_references_in_bb): New function.
6207 (find_data_references_in_loop): Move code to
6208 find_data_references_in_bb and add a call to it.
6209 (compute_data_dependences_for_bb): New function.
6210 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
6211 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
6213 (vect_analyze_data_ref_dependence): Check for interleaving in case of
6214 unknown dependence in basic block and fail in case of dependence in
6216 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
6217 dependence instances from either loop or basic block vectorization
6219 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6220 before calling nested_in_vect_loop_p.
6221 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6222 dependence instances from either loop or basic block vectorization
6224 (vect_verify_datarefs_alignment): Likewise.
6225 (vect_enhance_data_refs_alignment): Adjust function calls.
6226 (vect_analyze_data_refs_alignment): Likewise.
6227 (vect_analyze_group_access): Fix printing. Skip different checks if
6228 DR_STEP is 0. Keep strided stores either in loop or basic block
6229 vectorization data structure. Fix indentation.
6230 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6232 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6233 dependence instances from either loop or basic block vectorization
6235 (vect_analyze_data_refs): Update comment. Call
6236 compute_data_dependences_for_bb to analyze basic blocks.
6237 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6238 case of loop vectorization. In case of basic block vectorization use
6239 data-ref itself as a base.
6240 (vect_create_data_ref_ptr): In case of basic block vectorization:
6241 don't advance the pointer, add new statements before the current
6242 statement. Adjust function calls.
6243 (vect_supportable_dr_alignment): Support only aligned accesses in
6244 basic block vectorization.
6245 * common.opt (ftree-slp-vectorize): New flag.
6246 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6247 (vect_pattern_recog_1): Likewise.
6248 * tree-vect-stmts.c (process_use): Likewise.
6249 (vect_init_vector): Add new statements in the beginning of the basic
6250 block in case of basic block SLP.
6251 (vect_get_vec_def_for_operand): Adjust function calls.
6252 (vect_finish_stmt_generation): Likewise.
6253 (vectorizable_call): Add assert that it is loop vectorization, adjust
6255 (vectorizable_conversion, vectorizable_assignment): Likewise.
6256 (vectorizable_operation): In case of basic block SLP, take
6257 vectorization factor from statement's type and skip the relevance
6258 check. Adjust function calls.
6259 (vectorizable_type_demotion): Add assert that it is loop
6260 vectorization, adjust function calls.
6261 (vectorizable_type_promotion): Likewise.
6262 (vectorizable_store): Check for outer loop only in case of loop
6263 vectorization. Adjust function calls. For basic blocks, skip the
6264 relevance check and don't advance pointers.
6265 (vectorizable_load): Likewise.
6266 (vectorizable_condition): Add assert that it is loop vectorization,
6267 adjust function calls.
6268 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6269 that it is not reduction, get vector type, call only supported
6270 functions, skip loop specific parts.
6271 (vect_transform_stmt): Check for outer loop only in case of loop
6273 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6274 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6275 for external definition.
6276 * passes.c (pass_slp_vectorize): New pass.
6277 * tree-vect-slp.c (find_bb_location): New function.
6278 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6279 check for patterns only in loops.
6280 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6281 case of multiple types in basic block SLP.
6282 (vect_mark_slp_stmts_relevant): New function.
6283 (vect_supported_load_permutation_p): Fix comment.
6284 (vect_analyze_slp_instance): Add argument. In case of basic block
6285 SLP, take vectorization factor from statement's type, check that
6286 unrolling factor is 1. Adjust function call. Save SLP instance in
6287 either loop or basic block vectorization structure. Return FALSE,
6289 (vect_analyze_slp): Add argument. Get strided stores groups from
6290 either loop or basic block vectorization structure. Return FALSE
6291 if basic block SLP failed.
6292 (new_bb_vec_info): New function.
6293 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6294 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6295 (vect_schedule_slp): Add argument. Get SLP instances from either
6296 loop or basic block vectorization structure. Set vectorization factor
6297 to be 1 for basic block SLP.
6298 (vect_slp_transform_bb): New function.
6299 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6301 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6303 * final.c (shorten_branches): Do not align labels for jump tables.
6304 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6306 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6308 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6309 Remove outdated reference to flow.c and fix nits.
6310 * doc/gccint.texi: Tweak RTL description.
6311 * doc/rtl.texi: Likewise.
6313 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6315 * config/avr/avr.c: Change my email address.
6316 * config/avr/avr.h: Likewise.
6317 * config/avr/avr.md: Likewise.
6318 * config/avr/avr-protos.h: Likewise.
6319 * config/avr/libgcc.S: Likewise.
6321 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6323 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6324 (spu_split_load, spu_split_store): Change return type to int.
6325 (spu_split_convert): Declare.
6326 * config/spu/predicates.md (spu_mem_operand): Remove.
6327 (spu_mov_operand): Update.
6328 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6329 * config/spu/spu.c (regno_aligned_for_load): Remove.
6330 (reg_aligned_for_addr, spu_expand_load): Define.
6331 (spu_expand_extv): Reimplement and handle MEM.
6332 (spu_expand_insv): Handle MEM.
6333 (spu_sched_reorder): Handle insn's with length 0.
6334 (spu_legitimate_address_p): Reimplement.
6335 (store_with_one_insn_p): Return TRUE for any mode with size
6336 larger than 16 bytes.
6337 (address_needs_split): Define.
6338 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6340 (spu_convert_move): Define.
6341 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6342 (spu_split_store): Change all MEM's to TImode.
6343 (spu_init_expanders): Preallocate registers that correspond to
6344 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6346 (spu_split_convert): Define.
6347 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6348 (_move<mode>, _movdi, _movti): Update predicate and condition.
6349 (load, store): Change to define_split.
6350 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6352 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6353 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6354 define_insn_and_split of lshr<mode>3.
6355 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6356 (<v>ashr<mode>3_imm): Define.
6357 (extv, extzv, insv): Allow MEM operands.
6358 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6359 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6360 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6361 (_spu_convert2): Change to define_insn_and_split and remove the
6362 corresponding define_peephole2.
6363 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6364 Change predicates to memory_operand.
6366 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6368 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6370 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6372 PR tree-optimization/40219
6373 * tree.c (iterative_hash_expr): Make sure the builtin function is
6374 a normal builtin function and not a front end or back end builtin
6375 before indexing into the built_in_decls array.
6377 2009-05-22 Richard Guenther <rguenther@suse.de>
6380 * alias.c (write_dependence_p): Do not use TBAA for answering
6381 anti-dependence or output-dependence.
6382 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6383 (emit_pointer_definition): Remove.
6384 (emit_alias_warning): Likewise.
6385 (find_what_var_points_to): Remove TBAA pruning code.
6386 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6388 (compute_points_to_sets): Remove code computing the set of
6389 dereferenced pointers.
6390 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6391 oracle for querying anti and output dependencies.
6392 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6393 if TBAA may be applied.
6394 (refs_anti_dependent_p): New function.
6395 (refs_output_dependent_p): Likewise.
6396 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6397 (refs_output_dependent_p): Likewise.
6398 * doc/tree-ssa.texi (Memory model): New section.
6399 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6400 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6401 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6402 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6403 * expr.c (expand_expr_real_1): Likewise.
6404 * gimple-low.c (lower_stmt): Likewise.
6405 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6406 (dump_gimple_cdt): Remove.
6407 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6408 (gimple_size): Likewise.
6409 (walk_gimple_op): Likewise.
6410 (is_gimple_stmt): Likewise.
6411 (walk_stmt_load_store_addr_ops): Likewise.
6412 (gimple_build_cdt): Remove.
6413 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6414 * gimple.h (gimple_cdt_new_type): Remove.
6415 (gimple_cdt_new_type_ptr): Likewise.
6416 (gimple_cdt_set_new_type): Likewise.
6417 (gimple_cdt_location): Likewise.
6418 (gimple_cdt_location_ptr): Likewise.
6419 (gimple_cdt_set_location): Likewise.
6420 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6421 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6422 GIMPLE_CHANGE_DYNAMIC_TYPE.
6423 (verify_types_in_gimple_stmt): Likewise.
6424 * tree-inline.c (estimate_num_insns): Likewise.
6425 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6426 (copy_decl_to_var): Likewise.
6427 (copy_result_decl_to_var): Likewise.
6428 * tree-pretty-print.c (dump_generic_node): Do not handle
6429 CHANGE_DYNAMIC_TYPE_EXPR.
6430 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6431 * tree-ssa-operands.c (get_expr_operands): Likewise.
6432 * tree-ssa-structalias.c (struct variable_info): Remove
6433 no_tbaa_pruning member.
6434 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6435 (unify_nodes): Do not copy it.
6436 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6437 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6438 (set_uids_in_ptset): Do not check it.
6439 (find_what_var_points_to): Likewise.
6440 (compute_tbaa_pruning): Remove.
6441 (compute_points_to_sets): Do not call it.
6442 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6443 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6444 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6445 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6446 (DECL_NO_TBAA_P): Likewise.
6447 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6448 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6449 (expand_omp_atomic_pipeline): Do not set it.
6450 * print-tree.c (print_node): Do not dump it.
6451 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6454 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6457 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6460 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6462 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6465 2009-05-22 Ben Elliston <bje@au.ibm.com>
6467 * Makefile.in (bversion.h, s-bversion): New targets.
6468 (TOPLEV_H): Add bversion.h.
6469 * toplev.h: Include "bversion.h".
6470 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6471 the __format__ attribute only if compiling with the same version
6472 of GCC as the sources (the "build version").
6474 2009-05-22 Ben Elliston <bje@au.ibm.com>
6476 * c-format.c (handle_format_attribute): Fix comment typo.
6478 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6481 * config/ia64/ia64.opt (mfused-madd): New.
6482 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6483 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6484 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6485 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6486 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6487 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6488 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6489 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6490 instruction if !TARGET_FUSED_MADD.
6491 (fpma, fpms): Remove colon from name.
6493 2009-05-22 Richard Guenther <rguenther@suse.de>
6495 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6496 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6497 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6499 (create_expression_by_pieces): Only convert if necessary.
6500 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6501 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6503 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6505 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6506 regular pattern from a template and rename it ...
6507 (*extzv_truncsi_exts): ... to this.
6509 2009-05-21 Richard Guenther <rguenther@suse.de>
6511 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6512 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6513 (cgraph_default_inline_p): Likewise.
6514 (cgraph_decide_inlining_incrementally): Likewise.
6516 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6517 Uros Bizjak <ubizjak@gmail.com>
6519 * config/i386/cpuid.h (bit_MOVBE): New.
6521 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6523 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6524 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6525 (ix86_handle_option): Handle OPT_mmovbe.
6526 (ix86_target_string): Add -mmovbe.
6527 (pta_flags): Add PTA_MOVBE.
6528 (processor_alias_table): Add PTA_MOVBE to "atom".
6529 (override_options): Handle PTA_MOVBE.
6531 * config/i386/i386.h (TARGET_MOVBE): New.
6533 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6534 (*bswapsi_movbe): New.
6535 (*bswapdi_movbe): Likewise.
6536 (bswapdi2): Renamed to ...
6538 (bswapdi2): New expander.
6540 * config/i386/i386.opt (mmovbe): New.
6542 * doc/invoke.texi: Document -mmovbe.
6544 2009-05-21 Taras Glek <tglek@mozilla.com>
6546 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6547 * gcc-plugin.h (plugin_init): Updated signature.
6548 * gcc-plugin.h (plugin_name_args): Moved to this header.
6549 * doc/plugins.texi (plugin_init): Updated documention to reflect
6551 * doc/plugins.texi (plugin_name_args): Added to documention.
6553 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6555 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6556 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6558 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6560 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6561 JUMP_TABLE_DATA_P predicates where applicable.
6562 * config/i386/predicates.md: Ditto.
6563 * config/i386/sse.md: Ditto.
6565 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6567 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6568 operand2 -128 override length_immediate attribute to 1.
6569 * config/i386/predicates.md (constm128_operand): New predicate.
6571 * config/i386/i386.c (memory_address_length): Handle %r12
6572 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6574 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6575 mode look through optional ZERO_EXTEND and SUBREG.
6576 * config/i386/i386.md (R12_REG): New define_constant.
6577 (prefix_data16): For sse unit set also for MODE_TI insns.
6578 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6579 insns set if operand 1 is ext_QIreg_operand.
6580 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6581 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6583 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6584 mode from MODE_DI to MODE_SI.
6585 (movdi_1_rex64): Override modrm and length_immediate attributes
6586 only for movabs (TYPE_IMOV, alternative 2).
6587 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6588 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6589 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6590 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6591 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6592 prefix_rex attribute if DImode.
6593 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6594 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6595 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6596 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6597 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6598 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6599 Likewise. For TYPE_IMOV clear length_immediate attribute.
6600 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6601 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6602 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6603 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6604 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6605 or one operand TYPE_ISHIFT.
6606 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6607 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6608 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6609 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6610 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6611 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6612 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6613 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6614 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6615 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6616 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6617 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6618 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6619 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6620 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6621 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6622 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6623 set mode attribute, don't override length attribute.
6624 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6626 (return_internal_long): Set length attribute to 2 instead of 1.
6627 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6628 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6629 prefix_rex attribute.
6630 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6632 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6634 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6636 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6638 2009-05-20 Ian Lance Taylor <iant@google.com>
6640 * tree.c (build_tree_list_vec_stat): New function.
6641 (ctor_to_vec): New function.
6642 (build_nt_call_vec): New function.
6643 (build_call_array): Change args to be a const pointer.
6644 (build_call_vec): New function.
6645 * tree.h (build_nt_call_vec): Declare.
6646 (build_tree_list_vec_stat): Declare.
6647 (build_tree_list_vec): Define.
6648 (build_call_array): Update declaration.
6649 (build_call_vec): Declare.
6650 (ctor_to_vec): Declare.
6651 * c-common.c (tree_vector_cache): New static variable.
6652 (make_tree_vector): New function.
6653 (release_tree_vector): New function.
6654 (make_tree_vector_single): New function.
6655 (make_tree_vector_copy): New function.
6656 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6657 (make_tree_vector_single, make_tree_vector_copy): Declare.
6658 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6659 (c_parser_expr_list): Don't manage cache here, instead call
6661 (c_parser_release_expr_list): Remove static function.
6662 (c_parser_vec_to_tree_list): Remove static function.
6663 (c_parser_attributes): Call build_tree_list_vec instead of
6664 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6665 c_parser_release_expr_list.
6666 (c_parser_postfix_expression_after_primary): Likewise.
6667 (c_parser_objc_keywordexpr): Likewise.
6669 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6671 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6672 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6673 TARGET_CONVERT_TO_TYPE.
6674 * hooks.c (hook_tree_const_tree_null): Define.
6675 * hooks.h (hook_tree_const_tree_null): Declare.
6676 * target.h (struct gcc_target): Add invalid_parameter_type,
6677 invalid_return_type, promoted_type, and convert_to_type fields.
6678 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6679 (TARGET_INVALID_RETURN_TYPE): Define.
6680 (TARGET_PROMOTED_TYPE): Define.
6681 (TARGET_CONVERT_TO_TYPE): Define.
6682 (TARGET_INITIALIZER): Update for new fields.
6683 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6684 (grokparms): Check targetm.invalid_parameter_type.
6685 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6686 * c-convert.c (convert): Check targetm.convert_to_type.
6688 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6690 * config/mips/mips.md (*extenddi_truncate<mode>,
6691 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6693 (*extendhi_truncateqi): New define_insn_and_sptit.
6695 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6698 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6699 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6701 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6703 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6704 the operand of VIEW_CONVERT_EXPR.
6706 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6708 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6709 extended family and model for Intel processors. Support Intel Atom.
6711 2009-05-20 Olivier Hainque <hainque@adacore.com>
6713 * gstab.h (stab_code_type): Define, to be used instead of the
6714 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6716 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6717 occurrences by stab_code_type.
6718 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6720 2009-05-20 Martin Jambor <mjambor@suse.cz>
6722 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6723 (sra_insert_before): Likewise.
6724 (sra_insert_after): Likewise.
6725 (sra_init_cache): Likewise.
6726 (sra_type_can_be_decomposed_p): Likewise.
6727 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6728 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6729 (sra_insert_before): Likewise.
6730 (sra_insert_after): Likewise.
6731 (sra_init_cache): Likewise.
6732 (insert_edge_copies_seq): Made static and moved upwards.
6734 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6737 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6739 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6740 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6743 2009-05-20 Richard Guenther <rguenther@suse.de>
6745 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6746 with mismatched comparison modes.
6748 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6750 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6751 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6752 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6753 with shifts for Thumb2.
6754 (orsi_notsi): New for orn.
6755 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6756 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6757 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6758 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6759 Don't invert remainder for IOR.
6761 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6763 PR tree-optimization/40087
6764 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6765 number_of_iterations_ne): Rename never_infinite argument.
6766 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6767 number_of_iterations_le): Handle pointer-type ivs when
6768 exit_must_be_taken is false.
6769 (number_of_iterations_cond): Do not always assume that
6770 exit_must_be_taken if the control variable is a pointer.
6772 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6774 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6775 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6777 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6779 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6780 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6782 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6785 * c.opt (Wlogical-op): Disabled by default.
6786 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6788 * doc/invoke.texi (Wlogical-op): Likewise.
6790 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6792 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6794 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6795 Propagate the type of the first operand.
6796 <ASSERT_EXPR>: Simplify.
6797 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6798 Rewrite using the RHS code as discriminant.
6799 <NOP_EXPR>: Turn into CASE_CONVERT.
6800 <PLUS_EXPR>: Propagate the type of the first operand.
6802 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6804 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6805 (ia64_dconst_0_375): New.
6806 * config/ia64/ia64.c (ia64_override_options): Remove
6807 -minline-sqrt-min-latency warning.
6808 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6809 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6810 * config/ia64/ia64.md (*sqrt_approx): Remove.
6811 (sqrtsf2): Remove #if 0.
6812 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6813 (sqrtdf): Remove assert.
6814 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6815 (sqrtxf2): Remove #if 0.
6816 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6817 * div.md (sqrt_approx_rf): New.
6818 (sqrtsf2_internal_thr): New implementation.
6819 (sqrtsf2_internal_lat): New.
6820 (sqrtdf2_internal_thr: New implementation.
6821 (sqrtxf2_internal): New implementation.
6823 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6824 Hans-Peter Nilsson <hp@axis.com>
6826 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6827 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6828 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6829 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6830 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6831 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6832 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6833 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6834 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6835 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6836 * c-common.c: ...from here.
6838 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6840 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6842 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6844 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6846 2009-05-19 Ben Elliston <bje@au.ibm.com>
6848 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6849 assignments with memcpy calls.
6850 (add_fdes): Likewise.
6851 (binary_search_unencoded_fdes): Likewise.
6852 (linear_search_fdes): Eliminate type puns.
6854 2009-05-19 Richard Guenther <rguenther@suse.de>
6856 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6857 not falsely claim to have propagated into all uses.
6859 2009-05-19 Ben Elliston <bje@au.ibm.com>
6861 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6864 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6866 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6867 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6868 (TARGET_LEGITIMATE_ADDRESS_P): New.
6869 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6870 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6872 2009-05-18 Dodji Seketeli <dodji@redhat.com>
6875 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
6876 child of the containing namespace's DIE.
6878 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
6880 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
6881 *zero_extendhi_truncqi): Move after the zero_extend patterns.
6882 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
6885 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
6888 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
6889 gen_align with gen_pad.
6890 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
6891 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
6893 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
6894 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
6896 * config/i386/i386.md (align): Renamed to ...
6897 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
6898 ASM_OUTPUT_MAX_SKIP_PAD.
6900 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
6902 * config.gcc: Fix variable syntax.
6905 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
6906 before calling exact_log2.
6907 (output_iorsi3): Likewise.
6908 (output_xorsi3): Likewise.
6910 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6912 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
6913 for the none zero constant operand except for EQ and NE
6914 comprisons even when the first operand is R0.
6916 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
6918 * config/s390/2064.md: Remove trailing whitespaces.
6919 * config/s390/2084.md: Likewise.
6920 * config/s390/constraints.md: Likewise.
6921 * config/s390/fixdfdi.h: Likewise.
6922 * config/s390/libgcc-glibc.ver: Likewise.
6923 * config/s390/s390-modes.def: Likewise.
6924 * config/s390/s390-protos.h: Likewise.
6925 * config/s390/s390.c: Likewise.
6926 * config/s390/s390.h: Likewise.
6927 * config/s390/s390.md: Likewise.
6928 * config/s390/tpf-unwind.h: Likewise.
6930 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6932 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
6934 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6937 * configure.ac (m68k-*-*): Check if binutils support TLS.
6938 * configure: Regenerate.
6939 * config/m68k/predicates.md (symbolic_operand): Extend comment.
6940 * config/m68k/constraints.md (Cu): New constraint.
6941 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
6942 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
6943 (movsi): Handle TLS symbols.
6944 (addsi3_5200): Handle XTLS symbols, indent.
6945 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
6946 (m68k_tls_reference_p): Declare.
6947 (m68k_legitimize_address): Declare.
6948 (m68k_unwrap_symbol): Declare.
6949 * config/m68k/m68k.opt (mxtls): New option.
6950 * config/m68k/m68k.c (ggc.h): Include.
6951 (m68k_output_dwarf_dtprel): Implement hook.
6952 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6953 (m68k_expand_prologue): Load GOT pointer when function needs it.
6954 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
6955 (m68k_legitimate_constant_address_p): Same.
6956 (m68k_decompose_address): Handle TLS references.
6957 (m68k_get_gp): New static function.
6958 (enum m68k_reloc): New contants.
6959 (TLS_RELOC_P): New macro.
6960 (m68k_wrap_symbol): New static function.
6961 (m68k_unwrap_symbol): New function.
6962 (m68k_final_prescan_insn_1): New static function.
6963 (m68k_final_prescan_insn): New function.
6964 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
6966 (legitimize_pic_address): Handle TLS references..
6967 (m68k_tls_get_addr, m68k_get_tls_get_addr)
6968 (m68k_libcall_value_in_a0_p)
6969 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
6970 (m68k_call_m68k_read_tp): Helper variables and functions for ...
6971 (m68k_legitimize_tls_address): Handle TLS references.
6972 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
6974 (m68k_legitimize_address): Handle TLS symbols.
6975 (m68k_get_reloc_decoration): New static function.
6976 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
6978 (m68k_output_dwarf_dtprel): Implement hook.
6979 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
6980 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
6981 m68k_call_* routines.
6982 (sched_attr_op_type): Handle TLS symbols.
6983 (gt-m68k.h): Include.
6984 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
6985 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
6987 2009-05-18 Martin Jambor <mjambor@suse.cz>
6989 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
6990 (visit_store_addr_for_mod_analysis): New function.
6991 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
6992 (determine_cst_member_ptr): Use gimple_assign_single_p.
6993 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
6994 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
6995 operands. Don't check number of operands of a NOP_EXPR.
6997 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
6999 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7001 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7004 * c-common.c (warn_logical_operator): Don't warn if one of
7005 expression isn't always true or false.
7007 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7009 * config/i386/biarch32.h: New file.
7010 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7012 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7014 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7015 *zero_extend<mode>_truncqi): Merge these into ...
7016 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7017 Name the pattern following this as *zero_extendhi_truncqi.
7019 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7022 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7023 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7024 (output_info): Make field HOST_WIDEST_INT.
7025 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7026 (dump_bitmat_statistics): Same.
7028 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7030 * config.gcc (use_gcc_stdint): Set to wrap.
7031 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7032 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7033 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7034 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7035 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7036 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7037 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7038 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7040 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7042 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7044 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7045 Move definitions earlier.
7046 (OPT_ARCH64, OPT_ARCH32): Define.
7047 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7050 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7053 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
7056 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7058 * arm.md (movdi2): Copy non-reg values to DImode registers.
7060 2009-05-16 Jakub Jelinek <jakub@redhat.com>
7063 * final.c (label_to_max_skip): New function.
7064 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
7065 CODE_LABEL_NUMBER <= max_labelno.
7066 * output.h (label_to_max_skip): New prototype.
7067 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
7068 (ix86_avoid_jump_mispredicts): ... this. Don't define if
7069 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
7070 Handle CODE_LABELs with >= 16 byte alignment or with
7071 max_skip == (1 << align) - 1.
7072 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
7073 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
7076 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
7077 .p2align 3 if MAX_SKIP is smaller than 7.
7078 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7080 2009-05-15 Ian Lance Taylor <iant@google.com>
7082 * alias.c (struct alias_set_entry_d): Rename from struct
7083 alias_set_entry. Change all uses.
7084 * except.c (struct call_site_record_d): Rename from struct
7085 call_site_record. Change all uses.
7086 * except.h (struct eh_region_d): Rename from struct eh_region.
7088 * gcse.c (struct hash_table_d): Rename from struct hash_table.
7090 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
7091 ivtype_map_elt. Change all uses.
7092 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
7094 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
7095 * graphite.h (struct name_tree_d): Rename from struct name_tree.
7097 (struct sese_d): Rename from struct sese. Change all uses.
7098 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
7099 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
7100 * optabs.h (struct optab_d): Rename from struct optab. Change all
7102 (struct convert_optab_d): Rename from struct convert_optab.
7104 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
7105 ipa_opt_pass. Change all uses.
7106 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
7109 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
7110 defined as a typedef.
7111 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
7114 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7117 * fold-const.c (make_range,build_range_check,merge_ranges): Move
7119 (merge_ranges): Returns bool.
7120 * tree.h (make_range): .. to here.
7121 (build_range_check): Likewise.
7122 (merge_ranges): Likewise. Renamed from merge_ranges.
7123 * c-typeck.c (parser_build_binary_op): Update calls to
7124 warn_logical_operator.
7125 * c-common.c (warn_logical_operator): Add new warning.
7126 * c-common.h (warn_logical_operator): Update declaration.
7128 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7130 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
7132 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7134 * doc/install.texi: Document MPC requirements, flags etc.
7136 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
7137 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
7138 Evaluate constant arguments.
7139 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
7140 (fold_builtin_1): Likewise, also evaluate constant arguments.
7141 Remove superfluous break.
7142 (do_mpc_ckconv): New.
7143 * real.h: Include mpc.h.
7144 * toplev.c (print_version): Output MPC version info if available.
7146 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7148 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
7150 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
7152 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
7155 2009-05-15 Jan Hubicka <jh@suse.cz>
7157 * doc/invoke.texi (max-early-inliner-iterations): New flag.
7158 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
7159 (try_inline): Fix return value.
7160 (cgraph_decide_inlining_incrementally): Honor new value.
7161 (cgraph_early_inlining): Handle indirect inlining.
7162 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
7164 2009-05-15 Jan Hubicka <jh@suse.cz>
7166 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
7167 * cgraphunit.c (cgraph_finalize_function): Set it.
7168 (cgraph_expand_function): Use it.
7170 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7172 * real.c (encode_ieee_half): Define.
7173 (decode_ieee_half): Define.
7174 (ieee_half_format): Define.
7175 (arm_half_format): Define.
7176 * real.h (ieee_half_format): Declare.
7177 (arm_half_format): Declare.
7179 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7181 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
7182 swapped, and reversed optabs exist before trying to use them.
7184 2009-05-15 Paul Brook <paul@codesourcery.com>
7185 Sandra Loosemore <sandra@codesourcery.com>
7187 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
7188 loads. Allow PRE_DEC.
7189 (output_move_neon): Handle PRE_DEC.
7190 (arm_print_operand): Add 'A' for neon structure loads.
7191 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
7192 * config/arm/neon.md (neon_mov): Update comment.
7193 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
7195 (Um): New constraint.
7197 2009-05-15 Jan Hubicka <jh@suse.cz>
7199 Revert the following patch until testsuite fallout is fixed:
7200 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7201 * cgraph.h (struct inline_summary): New filed self_wize,
7202 size_inlining_benefit, self_time and time_inlining_benefit.
7203 (struct cgraph_global_info): Replace insns by time ans size fields.
7204 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7205 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7206 (ipcp_update_callgraph): Do not touch function bodies.
7207 * ipa-inline.c: Include except.h
7208 (MAX_TIME): New constant.
7209 (overall_insns): Remove
7210 (overall_size, max_benefit): New static variables.
7211 (cgraph_estimate_time_after_inlining): New function.
7212 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7213 (cgraph_clone_inlined_nodes): Update size.
7214 (cgraph_mark_inline_edge): Update size.
7215 (cgraph_estimate_growth): Use size info.
7216 (cgraph_check_inline_limits): Check size.
7217 (cgraph_default_inline_p): Likewise.
7218 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7219 (cgraph_decide_recursive_inlining): Check size.
7220 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7222 (cgraph_decide_inlining): Likewise.
7223 (cgraph_decide_inlining_incrementally): Likewise; honor
7224 PARAM_EARLY_INLINING_INSNS.
7225 (likely_eliminated_by_inlining_p): New predicate.
7226 (estimate_function_body_sizes): New function.
7227 (compute_inline_parameters): Use it.
7228 * except.c (must_not_throw_labels): New function.
7229 * except.h (must_not_throw_labels): Declare.
7230 * tree-inline.c (init_inline_once): Kill inlining_weigths
7231 * tree-ssa-structalias.c: Avoid uninitialized warning.
7232 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7233 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7234 (PARAM_INLINE_CALL_COST): Remove.
7235 (PARAM_EARLY_INLINING_INSNS): New.
7237 2009-05-15 Richard Guenther <rguenther@suse.de>
7239 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7240 not TODO_update_ssa.
7242 2009-05-15 Richard Guenther <rguenther@suse.de>
7244 PR tree-optimization/39999
7245 * gimple.h (gimple_expr_type): Use the expression type looking
7246 through useless conversions.
7247 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7248 (vn_nary_op_insert_stmt): Likewise.
7249 (simplify_binary_expression): Likewise.
7251 2009-05-15 Richard Guenther <rguenther@suse.de>
7253 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7254 New options, enabled by default.
7255 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7257 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7258 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7259 * tree-ssa-structalias.c (gate_tree_pta): New function.
7260 (pass_build_alias): Use it.
7262 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7264 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7265 recurse on an invariant address if a conversion from a pointer
7266 type to a wider integer type is involved.
7268 2009-05-15 Jan Hubicka <jh@suse.cz>
7270 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7271 * cgraph.h (struct inline_summary): New filed self_wize,
7272 size_inlining_benefit, self_time and time_inlining_benefit.
7273 (struct cgraph_global_info): Replace insns by time ans size fields.
7274 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7275 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7276 (ipcp_update_callgraph): Do not touch function bodies.
7277 * ipa-inline.c: Include except.h
7278 (MAX_TIME): New constant.
7279 (overall_insns): Remove
7280 (overall_size, max_benefit): New static variables.
7281 (cgraph_estimate_time_after_inlining): New function.
7282 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7283 (cgraph_clone_inlined_nodes): Update size.
7284 (cgraph_mark_inline_edge): Update size.
7285 (cgraph_estimate_growth): Use size info.
7286 (cgraph_check_inline_limits): Check size.
7287 (cgraph_default_inline_p): Likewise.
7288 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7289 (cgraph_decide_recursive_inlining): Check size.
7290 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7292 (cgraph_decide_inlining): Likewise.
7293 (cgraph_decide_inlining_incrementally): Likewise; honor
7294 PARAM_EARLY_INLINING_INSNS.
7295 (likely_eliminated_by_inlining_p): New predicate.
7296 (estimate_function_body_sizes): New function.
7297 (compute_inline_parameters): Use it.
7298 * except.c (must_not_throw_labels): New function.
7299 * except.h (must_not_throw_labels): Declare.
7300 * tree-inline.c (init_inline_once): Kill inlining_weigths
7301 * tree-ssa-structalias.c: Avoid uninitialized warning.
7302 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7303 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7304 (PARAM_INLINE_CALL_COST): Remove.
7305 (PARAM_EARLY_INLINING_INSNS): New.
7306 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7307 (inline-call-cost): Remove.
7308 (early-inlining-insns): New.
7310 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7312 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7314 (print_int_cst_bounds_in_octal_p): Likewise.
7315 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7317 * dwarf2out.c (base_type_die): Likewise.
7318 (is_subrange_type): Delete.
7319 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7320 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7321 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7322 if the destination type is boolean.
7323 (build_range_check): Do not special-case subtypes.
7324 (fold_sign_changed_comparison): Likewise.
7325 (fold_unary): Likewise.
7326 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7327 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7328 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7329 * tree.c (subrange_type_for_debug_p): New predicate based on the
7330 former is_subrange_type.
7331 * tree.h (subrange_type_for_debug_p): Declare.
7332 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7333 (convert_affine_scev): Remove call to above function.
7334 (chrec_convert_aggressive): Likewise.
7335 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7336 false for conversions involving subtypes.
7337 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7338 (vrp_val_min): Likewise.
7339 (needs_overflow_infinity): Likewise.
7340 (extract_range_from_unary_expr): Likewise.
7342 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7344 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7345 * config/frv/frv.c: Likewise.
7346 * config/s390/s390.c: Likewise.
7347 * config/sparc/sparc.h: Likewise.
7348 * config/i386/i386.h: Likewise.
7349 * config/i386/i386.c: Likewise.
7350 * config/crx/crx.c: Likewise.
7351 * config/m68hc11/m68hc11.h: Likewise.
7352 * config/iq2000/iq2000.c: Likewise.
7353 * config/mn10300/mn10300.h: Likewise.
7354 * config/mn10300/mn10300.c: Likewise.
7355 * config/m68k/m68k.c: Likewise.
7356 * config/rs6000/rs6000.c: Likewise.
7357 * config/rs6000/xcoff.h: Likewise.
7358 * config/rs6000/linux64.h: Likewise.
7359 * config/rs6000/sysv4.h: Likewise.
7360 * config/score/score3.c: Likewise.
7361 * config/score/score7.c: Likewise.
7362 * config/score/score.c: Likewise.
7363 * config/arm/arm.md: Likewise.
7364 * config/mips/mips.c: Likewise.
7365 * config/mips/mips.md: Likewise.
7366 * config/bfin/bfin.h: Likewise.
7367 * config/pa/pa.c: Likewise.
7368 * config/pa/constraints.md: Likewise.
7370 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7371 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7372 * config/pdp11/pdp11.h: Use memory_address_p instead.
7374 2009-05-14 Ian Lance Taylor <iant@google.com>
7376 * passes.c (finish_optimization_passes): Change i to int.
7377 * plugin.c (plugins_active_p): Change event to int.
7378 (dump_active_plugins): Likewise.
7379 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7381 * tree.c (tree_range_check_failed): Change c to unsigned int.
7382 (omp_clause_range_check_failed): Likewise.
7383 (build_common_builtin_nodes): Change mode to int. Add cast.
7384 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7385 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7387 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7388 ++ or -- with a variable of enum type.
7390 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7393 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7395 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7397 * store-motion.c: Do not include params.h
7398 * Makefile.in: Fix dependencies for various files.
7400 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7402 * auto-inc-dec.c: Fix pass description, remove apparent
7403 accidental duplication.
7405 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7408 * ipa-utils.h (memory_identifier_string): Moved to ...
7409 * tree.h (memory_identifier_string): Here. Add GTY(()).
7411 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7413 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7414 in the former documentation of...
7415 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7416 * ira-conflicts.c (get_dup_num): Use address_operand.
7417 * targhooks.c (default_legitimate_address_p): New.
7418 * targhooks.h (default_legitimate_address_p): New.
7419 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7421 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7422 * target.h (struct target): Add legitimate_address_p.
7423 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7424 (TARGET_INITIALIZER): Include it.
7426 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7427 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7428 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7429 (TARGET_LEGITIMATE_ADDRESS_P): New.
7431 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7432 (REG_OK_STRICT_P): Delete.
7433 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7434 (frv_legitimate_address_p_1): ... this.
7435 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7436 (frv_legitimate_address_p_1): ... the renamed old
7437 frv_legitimate_address_p.
7438 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7439 (TARGET_LEGITIMATE_ADDRESS_P): New.
7441 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7442 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7443 * config/s390/s390.c (legitimate_address_p): Rename to...
7444 (s390_legitimate_address_p): ... this, make static.
7445 (legitimize_address): Adjust call.
7446 (TARGET_LEGITIMATE_ADDRESS_P): New.
7447 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7449 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7450 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7451 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7452 (TARGET_LEGITIMATE_ADDRESS_P): New.
7454 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7455 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7456 * config/spu/spu.c (spu_legitimate_address): Rename to...
7457 (spu_legitimate_address_p): ... this, make static.
7458 (TARGET_LEGITIMATE_ADDRESS_P): New.
7460 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7461 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7462 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7463 (sparc_legitimate_address_p): ... this, make static and return bool.
7464 (legitimize_address): Adjust call.
7465 (TARGET_LEGITIMATE_ADDRESS_P): New.
7467 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7468 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7469 * config/i386/i386.c (legitimate_address_p): Rename to...
7470 (ix86_legitimate_address_p): ... this, make static.
7471 (constant_address_p): Move after it, adjust call.
7472 (TARGET_LEGITIMATE_ADDRESS_P): New.
7474 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7475 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7476 * config/avr/avr.c (legitimate_address_p): Rename to...
7477 (avr_legitimate_address_p): ... this, make static.
7478 (legitimize_address): Adjust call.
7479 (TARGET_LEGITIMATE_ADDRESS_P): New.
7481 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7482 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7483 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7484 (TARGET_LEGITIMATE_ADDRESS_P): New.
7486 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7487 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7488 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7489 (TARGET_LEGITIMATE_ADDRESS_P): New.
7491 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7492 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7494 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7496 (TARGET_LEGITIMATE_ADDRESS_P): New.
7498 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7499 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7501 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7503 (m68hc11_legitimate_address_p): ... this, make static.
7504 (go_if_legitimate_address_internal): Rename to...
7505 (m68hc11_legitimate_address_p_1): ... this.
7506 (legitimize_address): Adjust call.
7507 (TARGET_LEGITIMATE_ADDRESS_P): New.
7509 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7510 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7511 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7512 (TARGET_LEGITIMATE_ADDRESS_P): New.
7514 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7515 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7516 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7517 (mn10300_legitimate_address_p): ... this, make static.
7518 (TARGET_LEGITIMATE_ADDRESS_P): New.
7520 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7521 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7522 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7523 (TARGET_LEGITIMATE_ADDRESS_P): New.
7525 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7526 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7527 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7528 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7529 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7530 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7531 (rs6000_legitimate_address_p): ... this, make static.
7532 (TARGET_LEGITIMATE_ADDRESS_P): New.
7533 (REG_MODE_OK_FOR_BASE_P): Delete.
7534 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7536 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7537 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7539 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7540 static, adjust types.
7541 (TARGET_LEGITIMATE_ADDRESS_P): New.
7543 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7544 * config/score/score.c (score_address_p): Rename to...
7545 (score_legitimate_address_p): ... this.
7546 (TARGET_LEGITIMATE_ADDRESS_P): New.
7547 * config/score/score3.c (score3_address_p): Rename to...
7548 (score3_legitimate_address_p): ... this.
7549 * config/score/score7.c (score7_address_p): Rename to...
7550 (score7_legitimate_address_p): ... this.
7552 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7553 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7554 GO_IF_LEGITIMATE_ADDRESS): Delete.
7555 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7556 thumb2_legitimate_address_p): Delete.
7557 (arm_legitimate_address_p): Rename to...
7558 (arm_legitimate_address_outer_p): ... this.
7559 * config/arm/constraints.md ("Uq"): Adjust call.
7560 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7561 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7563 (arm_legitimate_address_outer_p): ... this.
7564 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7566 (TARGET_LEGITIMATE_ADDRESS_P): New.
7568 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7569 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7570 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7571 (TARGET_LEGITIMATE_ADDRESS_P): New.
7573 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7574 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7575 * config/vax/vax.c (legitimate_address_p): Rename to...
7576 (vax_legitimate_address_p): ... this, make static.
7577 (TARGET_LEGITIMATE_ADDRESS_P): New.
7579 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7580 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7581 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7582 (TARGET_LEGITIMATE_ADDRESS_P): New.
7584 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7585 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7586 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7587 (mmix_legitimate_address_p): ... this, make static.
7588 (TARGET_LEGITIMATE_ADDRESS_P): New.
7590 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7591 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7592 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7593 (TARGET_LEGITIMATE_ADDRESS_P): New.
7595 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7597 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7598 of MODE_COMPLEX_INT.
7600 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7602 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7603 LCT_NORMAL in function call.
7604 * mips-tdump.c (print_file_desc): Add cast to enum type.
7605 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7606 (mark_stabs): Add casts to enum types.
7607 (parse_stabs_common): Add casts to enum types.
7609 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7611 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7612 Check for invalid values of LETTER.
7614 2009-05-13 Taras Glek <tglek@mozilla.com>
7616 * attribs.c (register_attribute): moved out attribute registration
7617 into register_attribute.
7618 * doc/plugins.texi: Documented register_attribute and
7620 * gcc-plugin.h: Added forward decl for register_attribute.
7621 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7622 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7623 PLUGIN_ATTRIBUTES boilerplate.
7625 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7627 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7628 values even in sentinel and empty entries.
7629 (ms_printf_flag_specs): Likewise.
7630 (ms_scanf_flag_specs): Likewise.
7631 (ms_strftime_flag_specs): Likewise.
7632 (ms_print_char_table): Likewise.
7633 (ms_scan_char_table): Likewise.
7634 (ms_time_char_table): Likewise.
7636 2009-05-13 Doug Kwan <dougkwan@google.com>
7638 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7640 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7642 * config/mips/mips.md (store): Add attributes for QI and HI.
7644 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7645 (truncdi<mode>2): ... this new pattern.
7647 2009-05-13 Brad Hards <bradh@kde.org>
7649 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7651 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7652 Ben Elliston <bje@au.ibm.com>
7655 * dse.c (check_mem_read_rtx): Guard against width == -1.
7657 2009-05-13 Michael Matz <matz@suse.de>
7660 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7661 (trivially_conflicts_p): New function.
7662 (insert_backedge_copies): Use it.
7664 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7666 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7667 (handle_stdc_pragma): Use new enum constant names.
7668 (handle_pragma_float_const_decimal64): Ditto.
7670 2009-05-13 Ian Lance Taylor <iant@google.com>
7672 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7675 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7677 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7678 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7680 * config/m68k/m68k.h (FL_UCLINUX): Define.
7682 2009-05-13 Jan Hubicka <jh@suse.cz>
7684 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7686 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7688 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7689 unless -fschedule-insns is specified.
7691 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7694 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7695 TARGET_EXPAND_CBRANCHDI4.
7696 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7697 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7698 (cmpeqdi): Fix comment.
7700 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7702 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7703 (sh_legitimate_address_p): Likewise.
7704 * config/sh/sh.c (sh_legitimate_index_p): New.
7705 (sh_legitimate_address_p): Likewise.
7706 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7707 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7708 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7709 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7710 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7711 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7712 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7713 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7714 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7716 2009-05-12 Jan Hubicka <jh@suse.cz>
7718 * tree-inline.c (estimate_operator_cost): Add operands;
7719 when division happens by constant, it is cheap.
7720 (estimate_num_insns): Loads and stores are not having cost of 0;
7721 EH magic stuff is cheap; when computing runtime cost of switch,
7722 use log2 base of amount of its cases; builtin_expect has cost of 0;
7723 compute cost for moving return value of call.
7724 (init_inline_once): Initialize time_based flags.
7725 * tree-inline.h (eni_weights_d): Add time_based flag.
7727 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7729 * df-core.c: Update head documentation.
7731 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7734 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7735 shadowing exisiting variable op1.
7737 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7740 * config/i386/driver-i386.c (processor_signatures): New enum.
7741 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7742 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7743 processor signature to detect geode processor.
7745 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7749 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7751 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7752 causes spurious differences between trunk and cond-optab branch.
7754 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7756 * dojump.c (compare_from_rtx): Delete.
7757 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7758 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7759 if the comparison does not satisfy the predicate; test predicates for
7760 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7761 further if one existing pattern fails.
7762 * expr.h (compare_from_rtx): Delete.
7763 (prepare_operand): Declare it.
7764 * optabs.c: Change "lib call" to "libcall" throughout.
7765 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7766 HAVE_conditional_trap, emit_cmp_insn): Delete.
7767 (can_compare_p): Delete cmp_optab case.
7768 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7769 Accept other parameters by value.
7770 (prepare_operand): Make non-static.
7771 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7772 other parameters by value. Try to widen operands here based on
7773 an optab_methods argument and looking at cbranch_optab.
7774 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7775 loop. Use cbranch_optab directly.
7776 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7777 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7779 (emit_conditional_move, emit_conditional_add): Inline what's needed
7780 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7781 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7782 with COMPARE. Move cmov_optab and cstore_optab above
7783 with cbranch_optab, move cmp_optab down with ucmp_optab,
7784 remove tst_otpab. Do not initialize trap_rtx.
7785 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7786 for trap code. Do not check HAVE_conditional_trap. Use
7787 prepare_cmp_insn. Accept no predicate for operand 3.
7788 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7789 (OTI_ctrap, ctrap_optab): New.
7790 (tst_optab): Delete.
7791 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7792 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7793 with lookup of ctrap_optab.
7794 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7798 * combine.c (combine_simplify_rtx, simplify_set): Do not
7799 special case comparing against zero for cc0 machines.
7800 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7801 COMPARE on cc0 machines.
7802 (simplify_relational_operation): Return a new expression when
7803 a COMPARE could be removed.
7804 * final.c (final_scan_insn): Compare cc_status values
7805 against LHS of a (compare FOO (const_int 0)) cc0 source.
7806 Also check if cc_status.value is the full compare.
7808 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7809 (cstoreMM4): Document.
7810 (conditional_trap): Document ctrapMM4 instead.
7811 (sync_compare_and_swapMM): Refer to cbranchcc4.
7812 (Dependent Patterns): Eliminate obsolete information referring to
7813 the old jump optimization phase.
7814 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7815 of compares with 0 on cc0 machines.
7816 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7817 avoiding references to cc0. Remove text about storing operands
7819 * doc/tm.texi (Condition Codes): Include blurb on different
7820 condition code representations, separate into subsections for
7821 CC0, MODE_CC and conditional execution.
7823 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7824 alpha_emit_setcc): Accept operands and a machine mode.
7825 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7826 Get code/op0/op1 from operands, use machine mode argument
7827 instead of alpha_compare.fp_p. Emit the branch here.
7828 (alpha_emit_setcc): Likewise, and return boolean.
7829 (alpha_emit_conditional_move): Likewise. Assert that
7830 cmp_op_mode == cmp_mode, and simplify accordingly.
7831 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7832 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7833 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7835 (stack probe test): Use cbranchdi4.
7836 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7838 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7839 * config/arc/arc.h (movsicc, movsfcc): Use it.
7840 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7841 (cbranchsi4, cstoresi4): New.
7842 (cmpsi, bCC and sCC expanders): Remove.
7844 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7845 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7846 * config/arm/predicates.md (arm_comparison_operator): Only include
7847 floating-point operators if there is a hardware floating-point unit.
7848 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7849 deferring to cbranch_cc and cstore_cc respectively.
7850 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7851 cbranch_cc, cstore_cc): New.
7852 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7854 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7856 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7857 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7859 (adjust_insn_length): Adjust calls.
7860 (avr_reorg): Handle (compare (foo) (const_int 0)).
7861 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7862 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7863 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7864 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7866 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7867 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7869 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7870 (cbranchsi4, cstorebi4, cstoresi4): New.
7871 (movbisi): This insn is duplicate, split it to zero_extend.
7872 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7873 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
7874 (bfin_optimize_loop): Use cbranch expander.
7875 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
7876 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
7877 (bfin_bimode_comparison_operator): ... this.
7878 (bfin_direct_comparison_operator): New.
7880 * config/cris/cris.c (cris_normal_notice_update_cc): Look
7881 inside (compare FOO (const_int 0)).
7882 (cris_rtx_costs): Handle ZERO_EXTRACT.
7883 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
7884 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
7885 (*tstdi_v32): Delete.
7886 (*cmpdi_non_v32): Add M alternative for operand 1.
7887 (cmpsi, cmp<mode>): Make private.
7888 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
7890 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
7892 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
7893 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
7894 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
7895 (cc_reg_operand): New.
7897 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
7898 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
7899 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
7900 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
7901 crx_expand_scond): Delete.
7903 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
7905 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
7906 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
7908 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
7909 cstoresi4, cstoresf4, cstoredf4): New.
7910 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
7911 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7912 Receive the entire operands array.
7913 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
7914 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
7915 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7916 Get test/op0/op1 from the operands array.
7917 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
7919 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
7920 (h8300_expand_store): New.
7921 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
7923 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
7924 (h8300_expand_store): New.
7925 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
7926 or do not try to produce (set (cc0) REG).
7927 (peepholes): Wrap arguments with COMPARE. Add a peephole to
7928 change a compare into a move to a scratch register. Disable some
7929 peepholes when comparing with zero.
7930 (tstsi, tsthi, tstsi, cmpqi): Make private.
7933 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
7936 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
7937 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
7938 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
7939 (ix86_emit_i387_log1p): Use cbranchxf2.
7940 (ix86_expand_setcc): Return void.
7941 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
7942 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
7943 cmp<MODEF>, cmpcc): Remove.
7944 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
7945 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
7946 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
7947 (sCC and bCC expanders): Remove.
7948 (stack_protect_test): Use cbranchcc4.
7950 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
7952 (ia64_expand_compare): Accept three rtx by reference and return void.
7953 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
7954 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
7955 from *expr. Update *expr with the BImode comparison to do.
7956 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
7957 cmptf, bCC, sCC, conditional_trap): Delete.
7958 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
7959 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
7960 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
7961 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
7962 * config/ia64/predicates.md (ia64_cbranch_operator): New.
7964 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
7965 type of last argument.
7966 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
7967 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
7968 use machine mode argument instead of branch_type. Remove dead
7969 code for floating-point comparisons.
7970 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
7971 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
7973 (cbranchsi4, cstoresi4): New.
7974 * config/iq2000/predicates.md (reg_or_const_operand): New.
7976 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
7977 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
7978 (b<code>_op): Rewrite to...
7979 (bcc_op): ... this, using match_operator.
7980 (s<code>_op): Rewrite to...
7981 (scc_op): ... this, using match_operator.
7982 (s<code>_24_op): Rewrite to...
7983 (scc_op_24): ... this, using match_operator.
7984 (s<code>_<mode>): Rewrite to...
7985 (cstore<mode>4): ... this, using match_operator.
7986 (s<code>_<mode>_24): Rewrite to...
7987 (cstore<mode>4_24): ... this, using match_operator.
7988 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
7989 m32c_unpend_compare, m32c_expand_scc): Delete.
7990 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
7991 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
7992 (m32c_expand_movcc): Change NE to EQ if necessary.
7993 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
7995 * config/m32r/m32r-protos.h (gen_cond_store): New.
7996 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
7997 (gen_cond_store): New, from sCC patterns.
7998 (m32r_expand_block_move): Use cbranchsi4.
7999 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8000 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8001 (cbranchsi4, cstoresi4): New.
8003 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8005 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8006 (m68hc11_notice_update_cc): Look into a compare with 0.
8007 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8009 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8010 cmphi, cmpqi, bCC): Delete.
8011 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8012 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8013 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8016 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8017 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8018 * config/m68k/constraints.md (H): New.
8019 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8020 the define_insn below.
8021 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8022 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8023 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8024 patterns): Wrap RHS with COMPARE.
8025 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8026 (*cmpdi_internal): Name this pattern.
8027 (cmpdi): Change to define_insn.
8028 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8029 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8030 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8032 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8033 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8034 (conditional_trap): Change to...
8035 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8036 (*conditional_trap): Use the ordered_comparison_operator and
8037 const1_operand predicates.
8038 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8039 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8040 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8041 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8043 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8044 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8045 (mcore_gen_compare): New.
8046 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8047 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8048 (mcore_gen_compare): ... this.
8049 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8050 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8051 (stack probe pattern): Use cbranchsi4.
8053 * config/mips/predicates.md (mips_cstore_operator): New.
8054 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
8055 * config/mips/mips.md (any_cond): Delete.
8056 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
8058 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
8059 fixuns_truncsfdi2): Use cbranch patterns.
8060 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
8061 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
8062 Adjust call to mips_expand_conditional_branch.
8063 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
8065 * config/mips/mips-protos.h (mips_expand_conditional_branch,
8066 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
8067 * config/mips/mips.c (cmp_operands): Delete.
8068 (mips_emit_compare): Get comparison operands from *op0/*op1.
8069 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
8070 that it succeeds. Use op0/op1 instead of cmp_operands.
8071 (mips_expand_conditional_branch, mips_expand_conditional_move,
8072 mips_expand_conditional_trap): Likewise.
8073 (mips_block_move_loop): Use cbranch patterns.
8074 * config/mips/mips.h (cmp_operands): Delete.
8076 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
8077 (mmix_gen_compare_reg): Just return a register in the right CC mode.
8078 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
8079 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
8080 (*cmpcc_folded): Rename to...
8081 (*cmpdi_folded): this.
8082 (*cmpcc): Rename to...
8084 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
8087 (cbranchdf4): New. Handle invalid comparisons here.
8088 * config/mmix/predicates.md (float_comparison_operator): New.
8090 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
8091 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
8092 * config/mn10300/mn10300.md (tst): Delete.
8093 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
8094 Name these patterns and wrap RHS in a compare.
8095 (*cmpsi): Make this pattern private. Include tst.
8096 (*cmpsf): Make this pattern private.
8097 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
8098 (compare with zero peepholes): Likewise.
8100 (cbranchsi4, cbranchsf4): New.
8101 (casesi): Use cbranchsi4.
8103 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
8104 hppa_branch_type): Delete.
8105 (return_addr_rtx): Use cbranchsi4.
8106 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
8107 Emit CCFPmode comparison here.
8108 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
8109 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
8110 hppa_branch_type): Delete.
8111 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
8112 (movsicc, movdicc): Remove references to hppa_compare_op0,
8113 hppa_compare_op1 and compare_from_rtx.
8114 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
8115 (casesi): Use cbranchsi4.
8117 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
8118 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
8119 * config/pdp11/pdp11.md (register_or_const0_operand): New.
8120 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
8121 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
8123 (cbranchdf4, cbranchhi4, cbranchqi4): New.
8124 (*branch, *branch_inverted): New.
8126 * config/picochip/picochip.md (cbranchhi4): Use
8127 ordered_comparison_operator.
8128 (cmphi, bCC): Remove.
8130 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
8131 (trap_comparison_operator): Delete.
8132 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
8133 rs6000_emit_cbranch): Accept mode and operands.
8134 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
8135 rs6000_compare_fp_p): Delete.
8136 (rs6000_generate_compare): Accept mode and comparison. Extract code
8137 and op0/op1 from there. Replace references to rs6000_compare_op0
8138 and rs6000_compare_op1.
8139 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
8140 extract result from passed operands.
8141 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
8142 extract loc from passed operands.
8143 (rs6000_emit_cmove): Likewise.
8144 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
8145 rs6000_compare_fp_p): Delete.
8146 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
8147 (cbranch<GPR>4, cbranch<FP>4): New.
8148 (cstore<mode>4): New. Consolidate here all choices about when to use
8149 portable or specialized sCC sequences.
8150 (stack_protect_test): Use cbranchsi4.
8151 (conditional_trap): Replace with ctrap<GPR>4.
8152 (conditional trap insn): Replace trap_comparison_operator with
8153 ordered_comparison_operator.
8155 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
8156 (s390_emit_prologue): Use ctrap.
8157 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
8158 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
8159 New predicates replacing...
8160 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
8161 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
8162 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
8163 (add<mode>cc): Do not use s390_compare_op0/op1.
8164 (s<code>): Change to...
8165 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
8167 (cstorecc4): ... this. Handle EQ or NE equally.
8168 (*sne): Un-privatize for use in cstorecc4.
8169 (b<code>): Change to...
8170 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
8171 (conditional_trap): Replace with...
8172 (ctrap<GPR>4, ctrap<FP>4): ... these.
8173 (stack_protect): Use cbranchcc4.
8175 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
8176 * config/score/score-protos.h (score_gen_cmp): Delete.
8177 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
8178 (score_block_move-loop): Use cbranchsi4.
8179 * config/score/score.md (cbranchsi4): New.
8180 (cmpsi, bCC): Delete.
8181 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
8182 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8183 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
8184 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8185 * config/score/score3.h (score3_gen_cmp): Delete.
8186 * config/score/score7.h (score7_gen_cmp): Delete.
8188 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
8189 (sh_emit_scc_to_t): ... this. Return void.
8190 (from_compare): Rename to...
8191 (sh_emit_compare_and_branch): ... this.
8192 (sh_emit_compare_and_set): New.
8193 (sh_expand_t_scc): Accept operands.
8194 * config/sh/predicates.md (sh_float_comparison_operator): New.
8195 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
8196 (prepare_scc_operands): Rename to...
8197 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
8199 (sh_emit_cheap_store_flag): New.
8200 (sh_emit_set_t_insn): New.
8201 (from_compare): Rename to...
8202 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
8203 handling of TARGET_SH2E floating point to avoid recursive call.
8204 Generate branch here.
8205 (sh_emit_compare_and_set): New.
8206 (sh_expand_t_scc): Get op0/op1 from arguments.
8207 (sh_emit_cheap_store_flag): New.
8208 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
8210 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
8211 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
8212 (movsicc, movdicc): Do nothing when it recreated operands from
8213 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
8214 prepare_scc_operands (now sh_emit_scc_to_t).
8215 (udivdi3): Use cstoresi4.
8216 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
8217 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
8218 (cbranchint4_media, cbranchfp4_media): New.
8219 (casesi): Use cbranchdi4.
8220 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8222 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8223 (movnegt): Remove second operand.
8224 (cbranchsf4, cbranchdf4): New.
8225 (stack_protect): Use cbranchdi4/cbranchsi4.
8227 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8228 (gen_compare_reg): Accept comparison, extract part of it to...
8229 (gen_compare_reg_1): ... this.
8230 (gen_compare_operator): Delete.
8231 (gen_v9_scc): Accept separate destination, comparison code and arms.
8232 Do not use sparc_compare_op0/sparc_compare_op1.
8233 (emit_scc_insn, emit_conditional_branch_insn): New.
8234 (emit_v9_brxx): Make static. Remove useless assertion.
8235 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8237 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8238 * config/sparc/sparc-protos.h (gen_compare_reg,
8239 sparc_emit_float_lib_cmp): Adjust prototype.
8240 (emit_scc_insn, emit_conditional_branch_insn): New.
8241 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8242 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8243 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8244 iterators to the top.
8245 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8246 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8247 snedi_special_trunc): Delete.
8248 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8249 and snedi_special_trunc.
8250 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8251 cbranchdi4, cbranch<F:mode>4): New.
8252 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8253 here. Use gen_compare_reg instead of gen_compare_operator.
8254 (conditional_trap): Replace with...
8255 (ctrapsi4, ctrapdi4): ... this.
8256 (stack_protect_test): Use cbranchcc4.
8258 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8260 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8261 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8262 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8263 from operands[0] or operands[3] depending on is_set.
8264 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8265 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8266 cmpdf, bCC), sCC: Remove.
8267 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8268 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8270 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8271 spu_emit_branch_or_set.
8273 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8275 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8276 xstormy16_compare_op1): Delete.
8277 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8278 xstormy16_compare_op1): Delete.
8279 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8281 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8282 (cmphi, cmpsi, bCC): Remove.
8284 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8285 (*cmpsi): ... this one.
8286 (cbranchsi4, cstoresi4): New.
8287 (bCC expanders): Delete.
8288 (sCC insns): Fold into...
8289 (*setcc): ... this one.
8290 (casesi): Do not use gen_cmpsi and gen_bgtu.
8291 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8292 (movsicc): Simplify.
8293 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8295 * config/vax/vax-protos.h (cond_name): New.
8296 (vax_output_conditional_branch): Remove.
8297 * config/vax/vax.c (cond_name): New.
8298 (vax_output_conditional_branch): Remove.
8299 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8300 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8301 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8302 (bit<VAXint>): Wrap source with (compare).
8303 (b<code> and following unnamed pattern): Rename to *branch and
8304 *branch_reversed. Change macroization to match_operator.
8305 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8307 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8308 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8309 Change last argument to machine_mode.
8310 (xtensa_expand_scc): Add machine_mode argument.
8311 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8312 (gen_conditional_move, xtensa_expand_conditional_branch,
8313 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8314 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8315 Adjust operand numbers.
8316 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8318 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8319 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8320 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8322 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8324 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8325 causes spurious differences between trunk and cond-optab branch.
8327 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8330 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8332 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8334 * tree.c (iterative_hash_pointer): Delete.
8335 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8336 Hash UIDs and versions of SSA names. Don't special-case built-in
8337 function declarations.
8339 2009-05-11 Ian Lance Taylor <iant@google.com>
8342 * graphite.c: Force -Wc++-compat to only be a warning before
8343 #including "cloog/cloog.h".
8345 2009-05-11 Martin Jambor <mjambor@suse.cz>
8347 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8349 2009-05-11 Jan Hubicka <jh@suse.cz>
8351 * tree-ssa-loop-ivcanon.c: Include target.h
8352 (struct loop_size): new structure.
8353 (constant_after_peeling): New predicate.
8354 (tree_estimate_loop_size): New function.
8355 (estimated_unrolled_size): Rewrite for new estimates.
8356 (try_unroll_loop_completely): Use new estimates.
8357 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8359 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8361 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8362 libcpp interface change.
8363 (spu_macro_to_expand): Likewise.
8365 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8367 PR tree-optimization/40026
8368 * gimplify.c (gimplify_init_constructor): Change initial conditional
8369 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8370 optimize_compound_literals_in_ctor.
8372 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8374 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8376 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8378 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8380 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8381 HOST_WIDE_INT for gap.
8383 2009-05-11 Ira Rosen <irar@il.ibm.com>
8385 PR tree-optimization/40074
8386 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8387 account in group size and step comparison.
8389 2009-05-11 Richard Guenther <rguenther@suse.de>
8391 * passes.c (init_optimization_passes): Strip now incorrect comment.
8392 (execute_function_todo): Do not set PROP_alias.
8393 * tree-pass.h (PROP_alias): Remove.
8394 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8395 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8396 * tree-nrv.c (pass_return_slot): Likewise.
8397 * tree-object-size.c (pass_object_sizes): Likewise.
8398 * tree-ssa-dom.c (pass_dominator): Likewise.
8399 (pass_phi_only_cprop): Likewise.
8400 * tree-ssa-dse.c (pass_dse): Likewise.
8401 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8402 (pass_cselim): Likewise.
8403 * tree-ssa-pre.c (pass_pre): Likewise.
8404 (pass_fre): Likewise.
8405 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8406 * tree-ssa-sink.c (pass_sink_code): Likewise.
8407 * tree-stdarg.c (pass_stdarg): Likewise.
8408 * tree-tailcall.c (pass_tail_calls): Likewise.
8409 * tree-vrp.c (pass_vrp): Likewise.
8411 2009-05-10 Ian Lance Taylor <iant@google.com>
8413 * basic-block.h (enum profile_status): Break out of struct
8415 * cgraph.h (struct inline_summary): Break out of struct
8417 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8418 of struct cgraph_order_sort.
8419 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8420 * cse.c (struct branch_path): Break out of struct
8421 cse_basic_block_data.
8422 * except.h (enum eh_region_type): Break out of struct eh_region.
8423 * gcc.c (enum add_del): Break out of struct modify_target.
8424 * genrecog.c (enum decision_type): Break out of struct decision_test.
8425 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8427 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8428 * regmove.c (enum match_use): New enum, broken out of struct match.
8429 * sched-int.h (enum post_call_group): New enum, broken out of
8431 (struct deps_reg): Break out of struct deps.
8432 * target.h (struct asm_int_op): Break out of struct gcc_target.
8433 * tree-eh.c (struct goto_queue_node): Break out of struct
8435 * tree-inline.h (enum copy_body_cge_which): Break out of
8437 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8439 * c-decl.c (in_struct, struct_types): New static variables.
8440 (pushtag): Add loc parameter. Change all callers.
8441 (lookup_tag): Add ploc parameter. Change all callers.
8442 (check_compound_literal_type): New function.
8443 (parser_xref_tag): Add loc parameter. Change all callers. If
8444 -Wc++-compat, warn about struct/union/enum types defined within a
8446 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8447 and loc parameters. Change all callers. Change error calls to
8448 error_at, using loc. For a redefinition, if the location of the
8449 original definition is known, report it. Set in_struct and
8450 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8451 (finish_struct): Add new parameters enclosing_in_struct and
8452 enclosing_struct_types. Change all callers. Set
8453 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8454 in the struct. If in a struct, add this struct to struct_types.
8455 (start_enum): Add loc parameter. Change all callers. Use
8456 error_at for errors, using loc. For a redefinition, if the
8457 location of the original definition is known, report it. If in a
8458 struct, add this enum type to struct_types. If -Wc++-compat warn
8459 if in sizeof, typeof, or alignof.
8460 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8461 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8462 (c_parser_enum_specifier): Get enum location for start_enum.
8463 (c_parser_struct_or_union_specifier): Get struct location for
8464 start_struct. Save in_struct and struct_types status between
8465 start_struct and finish_struct.
8466 (c_parser_cast_expression): Get location of cast.
8467 (c_parser_alignof_expression): Get location of type.
8468 (c_parser_postfix_expression): Likewise.
8469 (c_parser_postfix_expression_after_paren_type): Add type_loc
8470 parameter. Change all callers. Call check_compound_literal_type.
8471 Use type_loc for error about variable size type.
8472 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8473 of an enum constant from an enum type defined in a struct or union.
8474 (c_cast_expr): Add loc parameter. Change all callers. If
8475 -Wc++-compat, warn about defining a type in a cast.
8476 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8477 (start_enum, start_struct, finish_struct): Update declarations.
8478 (parser_xref_tag, c_cast_expr): Update declarations.
8479 (check_compound_literal_type): Declare.
8481 2009-05-11 Ben Elliston <bje@au.ibm.com>
8483 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8484 for recent libcpp interface change.
8485 (rs6000_macro_to_expand): Likewise.
8487 2009-05-10 Michael Matz <matz@suse.de>
8490 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8491 not at entry of function.
8493 2009-05-10 Richard Guenther <rguenther@suse.de>
8495 PR tree-optimization/40081
8497 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8498 using the main variant of the element type. Do not fiddle with
8499 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8501 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8502 structs with volatile fields.
8504 2009-05-10 Jan Hubicka <jh@suse.cz>
8506 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8507 (estimate_move_cost): Assert that it does not get called for
8509 (estimate_num_insns): Skip VOID types in argument handling.
8510 (optimize_inline_calls): Delete unreachable blocks and verify that
8513 2009-05-10 Jan Hubicka <jh@suse.cz>
8515 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8516 * cgraph.c (cgraph_mark_address_taken_node): New function.
8517 (dump_cgraph_node): Dump new flag.
8518 * cgraph.h (struct cgraph_node): Add address_taken.
8519 (cgraph_mark_address_taken_node): New function.
8520 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8521 since new direct calls can be born.
8523 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8525 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8528 2009-05-10 Jan Hubicka <jh@suse.cz>
8531 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8533 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8534 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8535 * tree-inline.c (copy_bb): Set frequency correctly.
8536 (fold_marked_statements): Update call to
8537 cgraph_update_edges_for_call_stmt.
8539 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8541 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8542 identifiers in diagnostics.
8543 * config/arm/arm.c (arm_handle_fndecl_attribute,
8544 arm_handle_isr_attribute): Likewise.
8545 * config/avr/avr.c (avr_handle_progmem_attribute,
8546 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8547 * config/bfin/bfin.c (handle_int_attribute,
8548 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8549 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8550 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8552 * config/darwin.c (darwin_handle_kext_attribute,
8553 darwin_handle_weak_import_attribute): Likewise.
8554 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8555 h8300_handle_eightbit_data_attribute,
8556 h8300_handle_tiny_data_attribute): Likewise.
8557 * config/i386/i386.c (ix86_handle_cconv_attribute,
8558 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8559 * config/i386/winnt.c (ix86_handle_shared_attribute,
8560 ix86_handle_selectany_attribute): Likewise.
8561 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8562 * config/m32c/m32c.c (function_vector_handler): Likewise.
8563 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8564 m68hc11_handle_fntype_attribute): Likewise.
8565 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8566 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8567 * config/mips/mips.c (mips_insert_attributes,
8568 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8569 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8570 rs6000_handle_struct_attribute): Likewise.
8571 * config/sh/sh.c (sh_insert_attributes,
8572 sh_handle_resbank_handler_attribute,
8573 sh_handle_interrupt_handler_attribute,
8574 sh2a_handle_function_vector_handler_attribute,
8575 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8577 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8578 * config/spu/spu.c (spu_handle_fndecl_attribute,
8579 spu_handle_vector_attribute): Likewise.
8580 * config/stormy16/stormy16.c
8581 (xstormy16_handle_interrupt_attribute): Likewise.
8582 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8583 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8585 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8587 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8588 (pp_translate_identifiers): New.
8589 (pp_identifier): Only conditionally translate identifier to locale
8591 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8592 (pp_base_tree_identifier): Only conditionally translate identifier
8593 to locale character set.
8594 * c-pretty-print.c (M_): Define.
8595 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8596 fragments for conditional translation with M_.
8597 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8598 identifier translation.
8600 2009-05-10 Richard Guenther <rguenther@suse.de>
8602 PR tree-optimization/40081
8603 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8604 using the main variant of the element type. Do not fiddle with
8605 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8607 2009-05-09 Jan Hubicka <jh@suse.cz>
8610 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8611 indirect calls; verify cgraph afterwards.
8613 2009-05-09 Jan Hubicka <jh@suse.cz>
8616 * ipa.c (update_inlined_to_pointer): New function.
8617 (cgraph_remove_unreachable_nodes): Use it.
8619 2009-05-09 Jan Hubicka <jh@suse.cz>
8621 * tree-eh.c (struct leh_state): Remove prev_try.
8622 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8624 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8625 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8626 remove_eh_handler_and_replace, foreach_reachable_handler,
8627 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8628 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8629 (gen_eh_region_cleanup): Update prototype.
8631 2009-05-09 Jan Hubicka <jh@suse.cz>
8634 * except.c (copy_eh_region): Always set prev_try.
8635 (redirect_eh_edge_to_label): Find outer try.
8636 (foreach_reachable_handler): When looking for prev try
8637 handle case where previous try is not going to be taken.
8639 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8641 PR tree-optimization/40049
8642 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8643 only vector/vector shifts, convert the type of the constant to the
8644 appropriate type to avoid building incorrect trees, which
8645 eventually have problems with garbage collection.
8647 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8649 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8650 -1 for complex floating-point types if honoring signed zeros.
8652 2009-05-08 Jan Hubicka <jh@suse.cz>
8654 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8655 argument; handle correctly when profile is absent.
8656 (build_cgraph_edges): Update.
8657 (rebuild_cgraph_edges): Update.
8658 * cgraph.c: Do not include varray.h.
8659 (cgraph_set_call_stmt_including_clones): New function.
8660 (cgraph_create_edge_including_clones): Likewise
8661 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8662 (cgraph_update_edges_for_call_stmt): Handle clones.
8663 (cgraph_remove_node): Handle clone tree.
8664 (cgraph_remove_node_and_inline_clones): New function.
8665 (dump_cgraph_node): Dump clone tree.
8666 (cgraph_clone_node): Handle clone tree.
8667 (clone_function_name): Bring here from tree-inline.c.
8668 (cgraph_create_virtual_clone): New function.
8669 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8670 (cgraph_clone_info): New function.
8671 (strut cgraph_node): Add clone_info and new clone tree pointers.
8672 (cgraph_remove_node_and_inline_clones,
8673 cgraph_set_call_stmt_including_clones,
8674 cgraph_create_edge_including_clones,
8675 cgraph_create_virtual_clone): Declare.
8676 (cgraph_function_versioning): Use VEC argument.
8677 (compute_call_stmt_bb_frequency): Update prototype.
8678 (cgraph_materialize_all_clones): New function.
8679 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8680 (ipcp_create_replace_map): Update to VECtors.
8681 (ipcp_update_callgraph): Use virtual clones.
8682 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8683 (ipcp_update_profiling): Do not update local profiling.
8684 (ipcp_insert_stage): Use VECtors and virtual clones.
8685 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8686 (clone_of_p): New function.
8687 (cgraph_preserve_function_body_p): Use clone tree.
8688 (cgraph_optimize): Materialize clones.
8689 (cgraph_function_versioning): Update for VECtors.
8690 (save_inline_function_body): Use clone tree.
8691 (cgraph_materialize_clone): New function.
8692 (cgraph_materialize_all_clones): Likewise.
8693 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8694 * ipa.c: Include gimple.h.
8695 (cgraph_remove_unreachable_nodes): Use clone tree.
8696 * ipa-prop.c (ipa_note_param_call): Update call to
8697 compute_call_stmt_bb_frequencycall.
8698 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8699 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8700 (copy_bb): Handle updating of clone tree; add new edge when new call
8702 (expand_call_inline): Be strict about every call having edge.
8703 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8704 (delete_unreachable_blocks_update_callgraph): New function.
8705 (tree_function_versioning): Use VECtors; always remove unreachable
8706 blocks and fold conditionals.
8707 * tree-inline.h: Do not include varray.h.
8708 (tree_function_versioning): Remove.
8709 * Makefile.in (GTFILES): Remove tree-inline.c
8710 * passes.c (do_per_function): Do only functions having body.
8711 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8714 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8715 Andrew Morrow <acm@google.com>
8718 * c-common.c (c_common_attribute_table): Permit deprecated
8719 attribute to take an optional argument.
8720 (handle_deprecated_attribute): If the optional argument to
8721 __attribute__((deprecated)) is not a string ignore the attribute
8724 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8725 * c-typeck.c (build_component_ref): Likewise.
8726 (build_external_ref): Likewise.
8728 * toplev.c (warn_deprecated_use): Add an attribute argument.
8729 Emit the message associated with __attribute__((deprecated)).
8731 * toplev.h (warn_deprecated_use): Updated.
8733 * doc/extend.texi: Document new optional parameter to
8734 __attribute__((deprecated))
8736 2009-05-08 Michael Eager <eager@eagercon.com>
8738 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8739 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8741 2009-05-08 Richard Guenther <rguenther@suse.de>
8743 PR tree-optimization/40062
8744 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8745 Avoid exponential behavior.
8747 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8749 PR rtl-optimization/33928
8751 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8752 process_uses, build_single_def_use_links): New.
8753 (update_df): Update use_def_ref.
8754 (forward_propagate_into): Use get_def_for_use instead of use-def
8756 (fwprop_init): Call build_single_def_use_links and let it initialize
8758 (fwprop_done): Free use_def_ref.
8759 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8760 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8761 df_rd_simulate_one_insn): New.
8762 (df_rd_bb_local_compute_process_def): Update head comment.
8763 (df_chain_create_bb): Use the new RD simulation functions.
8764 * df.h (df_rd_simulate_artificial_defs_at_top,
8765 df_rd_simulate_one_insn): New.
8766 * opts.c (decode_options): Enable fwprop at -O1.
8767 * doc/invoke.texi (-fforward-propagate): Document this.
8769 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8772 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8773 and one complex operand specially.
8774 * tree-complex.c (some_nonzerop): Do not identify a real value as
8775 zero if flag_signed_zeros.
8777 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8779 PR rtl-optimization/33928
8780 * loop-invariant.c (record_use): Fix && vs. || mishap.
8782 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8784 PR rtl-optimization/33928
8785 * loop-invariant.c (struct use): Add addr_use_p.
8786 (struct def): Add n_addr_uses.
8787 (struct invariant): Add cheap_address.
8788 (create_new_invariant): Set cheap_address.
8789 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8790 (record_uses): Pass df_ref to record_use.
8791 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8794 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8796 * config/sh/sh.c: Do not include c-pragma.h.
8798 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8800 * config/spu/spu.c: Remove include of c-common.h.
8802 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8805 * c-common.h (mark_valid_location_for_stdc_pragma,
8806 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8807 clear_float_const_decimal64, float_const_decimal64_p): New.
8808 * c.opt (Wunsuffixed-float-constants): New.
8809 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8810 unsuffixed float constant, handle new warning.
8811 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8812 * c-decl.c (c_scope): New flag float_const_decimal64.
8813 (set_float_const_decimal64, clear_float_const_decimal64,
8814 float_const_decimal64_p): New.
8815 (push_scope): Set new flag.
8816 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8817 to use STDC pragmas.
8818 (c_parser_external_declaration): Ditto.
8819 (c_parser_compound_statement_nostart): Ditto.
8820 * c-pragma.c (valid_location_for_stdc_pragma,
8821 mark_valid_location_for_stdc_pragma,
8822 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8823 handle_pragma_float_const_decimal64): New.
8824 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8825 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8826 set_float_const_decimal64, clear_float_const_decimal64,
8827 float_const_decimal64_p): New dummy functions.
8828 * doc/extend.texi (Decimal Float): Remove statement that the
8829 pragma, and suffix for double constants, are not supported.
8830 * doc/invoke.texi (Warning Options): List new option.
8831 (-Wunsuffixed-float-constants): New.
8833 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8835 * config/i386/i386.c: Do not include c-common.h.
8837 2009-05-07 Mark Heffernan <meheff@google.com>
8839 * doc/invoke.texi (Debugging Options): Document change of debugging
8841 * opts.c (decode_options): Make dump_base_name relative to
8842 aux_base_name directory.
8844 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8846 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8847 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8849 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8851 * Makefile.in (install-plugin): Simplify a bit.
8853 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8855 * Makefile.in (OBJS-common): Add regcprop.o.
8857 * timevar.def (TV_CPROP_REGISTERS): New.
8858 * regrename.c (regrename_optimize): Return 0.
8859 (rest_of_handle_regrename): Delete.
8860 (pass_rename_registers): Point to regrename_optimize.
8861 (struct value_data_entry, struct value_data,
8862 kill_value_one_regno, kill_value_regno, kill_value,
8863 set_value_regno, init_value_data, kill_clobbered_value,
8864 kill_set_value, kill_autoinc_value, copy_value,
8865 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8866 replace_oldest_value_reg, replace_oldest_value_addr,
8867 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8868 debug_value_data, validate_value_data): Move...
8869 * regcprop.c: ... here.
8870 (rest_of_handle_cprop): Delete.
8871 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8873 2009-05-07 Jakub Jelinek <jakub@redhat.com>
8876 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
8877 GEN_INT for 1 << bitnum.
8878 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
8881 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
8883 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
8884 Remove wrong description of "nand" operation.
8886 2009-05-06 Richard Guenther <rguenther@suse.de>
8887 Adam Nemet <anemet@caviumnetworks.com>
8889 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
8890 comment. Add that if LHS is not a gimple register, then RHS1 has
8891 to be a single object (GIMPLE_SINGLE_RHS).
8893 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
8895 * expr.c (get_def_for_expr): Move it up in the file.
8896 (store_field): When expanding a bit-field store, look at the
8897 defining gimple stmt for the masking conversion.
8899 2009-05-06 Janis Johnson <janis187@us.ibm.com>
8902 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
8903 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
8904 32-bit memcpy into long.
8906 2009-05-06 Jakub Jelinek <jakub@redhat.com>
8908 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
8909 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
8911 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
8912 instead of appending DW_OP_deref*.
8914 2009-05-06 Michael Matz <matz@suse.de>
8917 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
8918 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
8920 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
8922 * Makefile.in (install-plugin): Fix srcdir handling.
8924 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
8926 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
8927 when processing for not_regs_needed bitmap.
8928 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
8929 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
8930 handling it for rhs.
8932 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8934 * config/i386/i386.md (unnamed inc/dec peephole): Use
8935 optimize_insn_for_size_p instead of optimize_size.
8936 * config/i386/predicates.md (incdec_operand): Likewise.
8937 (aligned_operand): Likewise.
8938 * config/i386/sse.md (divv8sf3): Likewise.
8939 (sqrtv8sf2): Likewise.
8941 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8943 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
8945 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
8947 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8949 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
8950 ssemodesuffixf2c with avxmodesuffixf2c.
8952 2009-05-06 Joseph Myers <joseph@codesourcery.com>
8955 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
8957 2009-05-05 Jakub Jelinek <jakub@redhat.com>
8959 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
8960 (struct tree_base): Adjust spacing for 8 bit boundaries.
8961 (struct tree_decl_common): Add decl_by_reference_flag bit.
8962 (DECL_BY_REFERENCE): Adjust.
8963 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
8964 print DECL_BY_REFERENCE bit.
8965 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
8966 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
8967 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
8968 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
8972 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
8973 range of the type, but default label is missing, add it with one
8974 of the existing labels instead of adding a new label for it.
8976 2009-05-05 Joseph Myers <joseph@codesourcery.com>
8980 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
8982 * Makefile.in (enable_plugin, plugin_includedir): New.
8983 (install): Depend on install-plugin.
8984 (PLUGIN_HEADERS): New.
8985 (install-plugin): New.
8986 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
8988 2009-05-05 Richard Guenther <rguenther@suse.de>
8990 PR tree-optimization/40022
8991 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
8993 (phivn_valid_p): Fix tuplification error, simplify.
8994 (phiprop_insert_phi): Add dumps.
8995 (propagate_with_phi): Simplify.
8997 2009-05-05 Richard Guenther <rguenther@suse.de>
9000 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9002 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9004 * tree.h (strip_float_extensions): Remove duplicate declaration.
9005 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9006 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9007 block_ultimate_origin): Rearrange the declarations line to match the
9008 comment that indicates the .c file which the functions are defined.
9009 (dwarf2out_*, set_decl_rtl): Add comment.
9010 (get_base_address): Adjust comment.
9011 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9012 declarations line and add comment.
9013 (is_builtin_name): Add blank after function name, for clarity.
9015 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9017 * attribs.c (decl_attributes): Use %qE for identifiers in
9019 * cgraphunit.c (verify_cgraph_node): Translate function names to
9020 locale character set in diagnostics.
9021 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9023 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9024 Document that functions are named in UTF-8.
9025 * expr.c (expand_expr_real_1): Translate function names to locale
9026 character set in diagnostics.
9027 * gimplify.c (omp_notice_variable, omp_is_private,
9028 gimplify_scan_omp_clauses): Use %qE for identifiers in
9030 * langhooks.c (lhd_print_error_function): Translate function names
9031 to locale character set.
9032 * langhooks.h (decl_printable_name): Document that return value is
9033 in internal character set.
9034 * stmt.c: Include pretty-print.h
9035 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9037 (resolve_operand_name_1): Translate named operand name to locale
9039 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9041 * toplev.c (announce_function): Translate function names to locale
9043 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9044 (default_tree_printer): Use pp_identifier or translate identifiers
9045 to locale character set. Mark "<anonymous>" for translation.
9046 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9047 for identifiers in diagnostics.
9048 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9050 * varasm.c (output_constructor): Use %qE for identifiers in
9053 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
9055 * configure.ac: use ` ` instead of $()
9056 * configure: Regenerate.
9058 2009-05-05 Ben Elliston <bje@au.ibm.com>
9060 * config/pa/linux-atomic.c: Eliminate conditional include of
9061 errno.h on non-LP64 systems to simplify build requirements.
9063 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9065 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
9067 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
9068 and pass value to identifier_to_locale.
9069 (warn_variable_length_array): Make name a tree.
9070 (grokdeclarator): Separate diagnostic texts for named and unnamed
9071 declarators. Use %qE for named declarators.
9072 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
9074 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
9075 identifiers in diagnostics.
9076 * c-typeck.c (push_member_name, start_init): Pass identifiers to
9077 identifier_to_locale. Mark "anonymous" strings for translation.
9079 2009-05-04 Michael Eager <eager@eagercon.com>
9081 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
9082 address for DImode/DFmode only if double-precision FP regs.
9084 2009-05-04 Michael Eager <eager@eagercon.com>
9086 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
9087 TARGET_SINGLE_FLOAT check.
9089 2009-05-04 Michael Eager <eager@eagercon.com>
9091 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
9093 2009-05-04 Michael Eager <eager@eagercon.com>
9095 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
9096 * config/rs6000/t-xilinx: New
9098 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
9100 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
9101 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
9102 * gcc/explow.c (memory_address): Use target hook.
9103 * gcc/targhooks.c (default_legitimize_address): New.
9104 * gcc/targhooks.h (default_legitimize_address): New.
9105 * gcc/target.h (legitimize_address): New.
9106 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
9107 (TARGET_INITIALIZER): Include it.
9108 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
9110 * config/bfin/bfin-protos.h (legitimize_address): Remove.
9111 * config/bfin/bfin.c (legitimize_address): Remove.
9112 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
9113 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
9115 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
9116 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
9118 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
9119 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
9120 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
9121 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
9122 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
9123 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
9124 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
9125 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
9126 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
9127 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
9128 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
9129 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
9130 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
9131 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
9132 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
9133 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
9134 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
9135 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
9136 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
9137 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
9138 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
9139 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
9140 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
9142 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
9143 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
9144 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
9145 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
9146 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
9147 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
9148 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
9149 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
9150 (thumb_legitimize_address): Delete.
9151 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
9152 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
9153 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
9154 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
9155 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
9156 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
9158 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
9161 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
9162 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
9163 * config/m32r/m32r.c (m32r_legitimize_address): New.
9164 * config/m68k/m68k.c (m68k_legitimize_address): New.
9165 * config/score/score.c (score_legitimize_address): Standardize.
9166 * config/score/score3.c (score3_legitimize_address): Standardize.
9167 * config/score/score3.h (score3_legitimize_address): Adjust.
9168 * config/score/score7.c (score7_legitimize_address): Standardize.
9169 * config/score/score7.h (score7_legitimize_address): Adjust.
9170 * config/sh/sh.c (sh_legitimize_address): New.
9171 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
9173 * gcc/config/s390/s390.c (legitimize_address): Rename to...
9174 (s390_legitimize_address): ... this.
9175 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
9176 (sparc_legitimize_address): ... this.
9177 * gcc/config/i386/i386.c (legitimize_address): Rename to...
9178 (ix86_legitimize_address): ... this.
9179 * gcc/config/avr/avr.c (legitimize_address): Rename to...
9180 (avr_legitimize_address): ... this.
9181 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
9182 (mn10300_legitimize_address): ... this.
9183 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
9184 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
9185 (alpha_expand_mov): Adjust call.
9187 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
9188 * config/spu/spu.c (spu_legitimize_address): Likewise.
9189 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
9190 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
9192 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9194 * intl.c (locale_encoding, locale_utf8): New.
9195 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
9196 * intl.h (locale_encoding, locale_utf8): Declare.
9197 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
9198 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
9200 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
9202 (pp_tree_identifier): Define to call pp_base_tree_identifier.
9203 (pp_base_tree_identifier): Declare as function.
9204 (identifier_to_locale): Declare.
9205 * Makefile.in (pretty-print.o): Update dependencies.
9206 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
9208 2009-05-04 Richard Guenther <rguenther@suse.de>
9211 * builtins.c (fold_builtin_memory_op): Do not decay to element
9212 type if the size matches the whole array.
9214 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9216 * expmed.c (synth_mult): When trying out a shift, pass the result
9219 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9221 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9222 (shiftsub1_cost): New.
9223 (init_expmed): Compute shiftsub1_cost.
9224 (synth_mult): Optimize multiplications by constants of the form
9225 -(2^^m-1) for some constant positive integer m.
9227 2009-05-03 Richard Guenther <rguenther@suse.de>
9230 * c-typeck.c (array_to_pointer_conversion): Do not built
9231 ADDR_EXPRs of arrays of pointer-to-element type.
9232 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9233 up wrong ADDR_EXPRs after-the-fact.
9234 * c-common.c (strict_aliasing_warning): Strip pointer
9235 conversions for obtaining the original type.
9236 * builtins.c (fold_builtin_memset): Handle array types.
9237 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9240 2009-05-03 Richard Guenther <rguenther@suse.de>
9243 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9244 Do not lose casts from array types with unknown extent to array
9245 types with known extent.
9246 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9247 alias set compatibility.
9249 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9251 * flags.h (extra_warnings): Delete.
9252 * toplev.c (process_options): Handle Wuninitialized here.
9253 * opts.c (extra_warnings): Delete.
9254 (set_Wextra): Delete.
9255 (common_handle_option): -Wextra can be handled automatically.
9256 * c-opts.c (c_common_handle_option): Delete obsolete code.
9257 (c_common_post_options): Simplify comment.
9258 * common.opt (W): Add Var.
9260 (Wuninitialized): Initialize to -1.
9262 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9263 Richard Guenther <rguenther@suse.de>
9265 * expr.c (get_def_for_expr): New function.
9266 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9267 SSA rather than trees.
9268 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9269 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9271 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9273 * c-common.c (reswords): Add _Imaginary.
9274 * c-common.c (enum rid): Add RID_IMAGINARY.
9276 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9278 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9279 Patch by Richard Guenther.
9281 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9283 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9284 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9285 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9286 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9287 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9288 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9289 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9290 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9291 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9292 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9293 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9294 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9295 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9296 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9297 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9298 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9299 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9300 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9302 2009-05-02 Richard Guenther <rguenther@suse.de>
9304 PR tree-optimization/39940
9305 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9308 2009-05-02 Richard Guenther <rguenther@suse.de>
9311 * tree-ssa.c (execute_update_addresses_taken): Properly check
9312 if we can mark a variable DECL_GIMPLE_REG_P.
9313 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9314 back to the end of the function.
9315 (is_gimple_reg_type): Remove complex type special casing.
9316 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9319 2009-05-02 Ben Elliston <bje@au.ibm.com>
9321 * doc/collect2.texi (Collect2): Document search path behaviour
9322 when configured with --with-ld.
9324 2009-05-02 Jan Hubicka <jh@suse.cz>
9326 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9327 parameter; update callers.
9328 (coalesce_cost_edge): EH edges are costier because they needs
9329 splitting even if not critical and even more costier when there are
9330 multiple EH predecestors.
9332 2009-05-02 Jan Hubicka <jh@suse.cz>
9334 * except.c (remove_eh_handler_and_replace): Handle updating after
9335 removing TRY blocks.
9337 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9339 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9341 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9343 * varasm.c: Do not include c-pragma.h.
9344 * attribs.c: Do not incude c-common.h.
9346 2009-05-01 Michael Matz <matz@suse.de>
9348 * calls.c (initialize_argument_information): Handle SSA names like
9349 decls with a non MEM_P DECL_RTL.
9351 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9353 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9354 * ipa-utils.c: Likewise.
9355 * ipa-type-escape.c: Likewise.
9356 * cgraphunit.c Do not include c-common.h.
9357 * ipa-pure-const.c: Likewise.
9358 * tree-if-conv.c: Likewise.
9359 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9360 * ipa-struct-reorg.c: Likewise.
9361 * tree-nomudflap.c: Likewise.
9362 * tree-ssa-structalias.c: Likewise.
9364 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9366 * store-motion.c: Many cleanups to make this pass a first-class
9367 citizen instead of an appendix to gcse load motion. Add TODO list
9368 to make this pass faster/cleaner/better.
9370 (struct ls_expr): Post gcse.c-split cleanups.
9371 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9372 "stores" field to "avail_stores".
9373 (pre_ldst_mems): Rename to store_motion_mems.
9374 (pre_ldst_table): Rename to store_motion_mems_table.
9375 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9376 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9377 (ldst_entry): Rename to st_expr_entry, update users.
9378 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9379 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9380 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9382 (first_ls_expr): Rename to first_st_expr, update users.
9383 (next_ls_expr): Rename to next_st_expr, update users.
9384 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9385 fields properly for store motion instead of names inherited from load
9387 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9388 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9391 (ae_kill): Rename to st_kill, update users.
9392 (ae_gen): Rename to st_avloc, update users.
9393 (transp): Rename to st_transp, update users.
9394 (pre_insert_map): Rename to st_insert_map, update users.
9395 (pre_delete_map): Rename to st_delete_map, update users.
9396 (insert_store, build_store_vectors, free_store_memory,
9397 one_store_motion_pass): Update for abovementioned changes.
9399 (gcse_subst_count, gcse_create_count): Remove.
9400 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9401 and "n_stores_created", local variables.
9403 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9406 (regvec, compute_store_table_current_insn): Remove.
9407 (reg_set_info, reg_clear_last_set): Remove.
9408 (compute_store_table): Use DF caches instead of local dataflow
9411 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9413 * c-objc-common.c (c_tree_printer): Print identifiers with
9414 pp_identifier, not pp_string. Mark "({anonymous})" for
9416 * c-pretty-print.c (pp_c_ws_string): New.
9417 (pp_c_cv_qualifier, pp_c_type_specifier,
9418 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9419 pp_c_storage_class_specifier, pp_c_function_specifier,
9420 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9421 pp_c_primary_expression, pp_c_postfix_expression,
9422 pp_c_unary_expression, pp_c_shift_expression,
9423 pp_c_relational_expression, pp_c_equality_expression,
9424 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9425 use pp_string and pp_c_ws_string in place of pp_identifier and
9426 pp_c_identifier for non-identifiers. Mark English strings for
9428 * c-pretty-print.h (pp_c_ws_string): Declare.
9430 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9431 Roland McGrath <roland@redhat.com>
9433 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9434 (ENABLE_LD_BUILDID): New configuration option.
9435 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9436 (LINK_BUILDID_SPEC): New macro.
9437 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9439 * doc/install.texi: Document --enable-linker-build-id option.
9440 * configure: Rebuild.
9441 * config.in: Rebuild.
9443 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9445 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9446 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9447 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9448 MIPS_GP_SAVE_AREA_SIZE.
9449 * config/mips/mips.c (struct mips_frame_info): Update comment
9450 before arg_pointer_offset and hard_frame_pointer_offset.
9451 (mips_compute_frame_info): Update diagram before function: to
9452 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9453 indicate the position of frame_pointer_rtx with -fstack-protector and
9454 to show args_size. Don't allocate cprestore area for leaf functions
9455 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9457 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9459 2009-04-30 Michael Matz <matz@suse.de>
9461 PR tree-optimization/39955
9462 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9464 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9466 * ira.c (setup_cover_and_important_classes): Use safe macro
9467 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9469 * genpreds.c (write_tm_preds_h): Output suitable definition of
9470 REG_CLASS_FOR_CONSTRAINT.
9472 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9474 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9476 * bitmap.c (bitmap_descriptor): Likewise.
9477 * ggc-common.c (loc_descriptor): Likewise.
9478 * varray.c (varray_descriptor): Likewise.
9479 * vec.c (vec_descriptor): Likewise.
9481 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9483 * Makefile.in (dce.o): Add $(EXCEPT_H).
9484 * dce.c: Include except.h and delete redundant vector definitions.
9485 (deletable_insn_p): Return false for non-call insns that can throw
9488 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9490 * gcse.c (ae_gen): Remove.
9491 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9492 and make non-static function to make it available in store-motion.c.
9493 Update call sites with search-and-replace.
9494 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9495 extract_mentioned_regs, extract_mentioned_regs_helper,
9496 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9497 store_killed_in_insn, store_killed_after, store_killed_before,
9498 build_store_vectors, insert_insn_start_basic_block, insert-store,
9499 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9500 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9501 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9502 * store-motion.c: ...new file. Also copy data structures from gcse.c
9503 and clean up to remove parts not used by store motion.
9504 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9505 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9507 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9510 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9511 when optimizing for size.
9513 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9515 * gcse.c (gcse_constant_p): Fix typo in last change.
9517 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9519 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9521 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9523 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9525 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9527 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9528 CONST_HIGH_PART result.
9530 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9532 * config/avr/avr.c (initial_elimination_offset): Rename to
9533 avr_initial_elimination_offset.
9534 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9535 change return type to bool.
9536 (avr_can_eliminate): New function.
9537 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9538 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9539 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9540 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9541 avr_initial_elimination_offset.
9542 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9543 (avr_initial_elimination_offset): Define.
9545 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9546 Steven Bosscher <steven@gcc.gnu.org>
9548 PR rtl-optimization/39938
9549 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9550 * cfgrtl.c: Include insn-attr.h.
9551 (rest_of_pass_free_cfg): New function.
9552 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9553 * resource.c (init_resource_info): Remove call to df_analyze.
9555 2009-04-29 Richard Guenther <rguenther@suse.de>
9558 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9559 allow conversion to signed integers.
9561 2009-04-29 Richard Guenther <rguenther@suse.de>
9563 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9564 shifts of floating point vectors if the shift amount is
9565 a constant multiple of the element size.
9567 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9568 Michael Matz <matz@suse.de>
9572 * tree-outof-ssa.c (emit_partition_copy): New function.
9573 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9574 insert_part_to_rtx_on_edge): Perform the partition base var
9575 copy using emit_partition_copy.
9576 (insert_value_copy_on_edge): Convert constants to the right mode.
9577 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9578 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9580 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9582 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9583 scan backwards to try to find a constant to initialize it.
9585 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9586 insn before the loop_end instruction, don't look past labels.
9588 2009-04-29 Richard Guenther <rguenther@suse.de>
9591 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9592 loose type conversions.
9593 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9594 stmts only if there are no uses of its definition.
9596 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9598 * config/bfin/bfin.h (splitting_loops): Declare.
9599 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9600 Reorder bit definitions to be ascending.
9601 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9602 * config/bfin/bfin.c (splitting_loops): New variable.
9603 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9604 (struct loop_info): Remove members INIT and LOOP_INIT.
9605 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9606 the LSETUP sequence. Allow LC to be loaded from any register, but
9607 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9608 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9610 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9611 of reload_completed.
9614 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9616 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9618 * Makefile.in (PLUGIN_VERSION_H): New.
9619 (OBJS-common): Remove plugin-version.o.
9620 (plugin.o): Depend on (PLUGIN_VERSION_H).
9621 (plugin-version.o): Remove.
9622 * configure: Regenerate
9623 * configure.ac: Create plugin-version.h.
9624 * gcc-plugin.h (plugin_gcc_version): Remove.
9625 (plugin_default_version_check): Change signature.
9626 * plugin-version.c: Remove.
9627 * plugin.c: Include plugin-version.h.
9628 (str_plugin_gcc_version_name): Remove.
9629 (try_init_one_plugin): Pass gcc version to plugin_init.
9630 (plugin_default_version_check): Both gcc and plugin versions are now
9633 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9635 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9636 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9637 Remove special case testing for last insn of inner loops. Don't fail
9638 if the loop ends with a jump, emit an extra nop instead.
9640 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9641 DREGS rather than comparing directly. Remove code that tries to
9642 account for latencies.
9644 2009-04-29 Richard Guenther <rguenther@suse.de>
9646 PR tree-optimization/39941
9647 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9648 eliminating an indirect call.
9650 2009-04-29 Richard Guenther <rguenther@suse.de>
9652 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9653 parameter. Allow invariants as base if !require_lvalue.
9654 (verify_gimple_assign_single): Adjust.
9656 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9658 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9659 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9660 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9661 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9662 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9664 * config/bfin/bfin.c (bfin_expand_builtin,
9665 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9667 2009-04-28 Richard Guenther <rguenther@suse.de>
9669 * tree-vect-loop.c (get_initial_def_for_induction): Use
9670 correct types for pointer increment.
9672 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9674 * toplev.c (print_version): Update GMP version string calculation.
9676 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9678 PR rtl-optimization/39938
9679 * resource.c (init_resource_info): Add call to df_analyze.
9681 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9683 * config/alpha/alpha.md (usegp): Cast the result of
9684 alpha_find_lo_sum_using_gp to enum attr_usegp.
9685 * config/alpha/alpha.c (override_options): Remove end-of-structure
9686 marker element from cpu_table. Use array size of cpu_table to handle
9687 -mcpu and -mtune options.
9688 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9690 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9692 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9693 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9694 tune_32 and tune_64.
9695 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9697 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9698 * config/rs6000/option-defaults.h: ... here. New file.
9699 (OPT_64, OPT_32): Define.
9700 (MASK_64BIT): Define to 0 if not already defined.
9701 (OPT_ARCH64, OPT_ARCH32): Define.
9702 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9705 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9707 * config/arm/arm.c (arm_override_options): Emit error on using
9710 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9712 PR rtl-optimization/39914
9713 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9714 registers for allocnos created from user-defined variables only
9715 when not optimizing.
9717 2009-04-28 Richard Guenther <rguenther@suse.de>
9720 * fold-const.c (fold_binary): Use distribute_real_division only
9723 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9725 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9726 add hpux-stdint.h to tm_file.
9727 (hppa[12]*-*-hpux11*): Ditto.
9728 (ia64*-*-hpux*): Ditto.
9729 * config/hpux-stdint.h: New.
9730 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9731 __STDC_EXT__ for all compiles.
9732 * config/pa/pa-hpux.h: Ditto.
9733 * config/pa/pa-hpux10.h: Ditto.
9734 * config/pa/pa-hpux11.h: Ditto.
9736 2009-04-28 Catherine Moore <clm@codesourcery.com>
9738 * debug.h (set_name): Add comment.
9740 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9743 * config/darwin.c (machopic_gen_offset): Check
9744 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9745 * config/arm/arm.c (require_pic_register): Likewise.
9747 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9749 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9750 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9751 m32c_promote_prototypes): Delete.
9753 2009-04-28 Michael Matz <matz@suse.de>
9756 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9759 2009-04-28 Richard Guenther <rguenther@suse.de>
9761 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9763 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9765 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9766 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9767 * config/arm/arm-tune.md: Regenerate.
9769 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9771 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9772 block if there are complex incoming edges.
9773 (sel_merge_blocks): Remove useless assert.
9774 (sel_redirect_edge_and_branch): Check that edge was redirected.
9775 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9776 (sel_find_rgns): Delete declaration.
9777 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9778 the region when it is not a preheader.
9780 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9783 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9785 2009-04-28 Richard Guenther <rguenther@suse.de>
9787 * tree.h (SSA_NAME_VALUE): Remove.
9788 (struct tree_ssa_name): Remove value_handle member.
9789 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9790 array for jump threading.
9791 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9793 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9794 * tree-flow.h (threadedge_initialize_values): Declare.
9795 (threadedge_finalize_values): Likewise.
9796 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9797 (SSA_NAME_VALUE): Define.
9798 (threadedge_initialize_values): New function.
9799 (threadedge_finalize_values): Likewise.
9800 * tree-ssa-dom.c (ssa_name_values): New global variable.
9801 (SSA_NAME_VALUE): Define.
9802 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9804 2009-04-28 Ira Rosen <irar@il.ibm.com>
9806 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9807 Use REPORT_VECTORIZED_LOCATIONS instead
9808 REPORT_VECTORIZED_LOOPS.
9809 * tree-vectorizer.c (vect_verbosity_level): Make static.
9810 (vect_loop_location): Rename to vect_location.
9811 (vect_set_verbosity_level): Update comment.
9812 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9814 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9815 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9816 instead REPORT_UNVECTORIZED_LOOPS.
9817 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9818 and vect_loop_def to vect_external_def and vect_internal_def.
9819 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9820 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9821 REPORT_UNVECTORIZED_LOCATIONS.
9822 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9823 and vect_used_in_loop and to vect_unused_in_scope and
9825 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9826 (vect_verbosity_level): Remove declaration.
9827 (vect_analyze_operations): Likewise.
9828 (vect_analyze_stmt): Declare.
9829 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9830 REPORT_UNVECTORIZED_LOCATIONS.
9831 (vect_get_loop_niters): Fix indentation.
9832 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9833 (vect_analyze_loop_operations): New function.
9834 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9835 vect_analyze_operations.
9836 (vect_is_simple_reduction): Use new names.
9837 (vectorizable_live_operation, vect_transform_loop): Likewise.
9838 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9839 to specify whether the data references can be a part of interleaving
9841 (vect_analyze_data_ref_dependence): Use new names.
9842 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9843 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9844 * tree-vect-patterns.c (widened_name_p): Use new names.
9845 (vect_recog_dot_prod_pattern): Likewise.
9846 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9847 (process_use, vect_mark_stmts_to_be_vectorized,
9848 vect_model_simple_cost, vect_model_store_cost,
9849 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9850 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9851 vectorizable_operation, vectorizable_type_demotion,
9852 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9853 vectorizable_condition): Likewise.
9854 (vect_analyze_operations): Split into vect_analyze_loop_operations
9856 (vect_analyze_stmt): ... new function.
9857 (new_stmt_vec_info): Use new names.
9858 (vect_is_simple_use): Use new names and fix comment.
9859 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9860 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9862 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9865 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9866 and integer modes for x87 operands. Do not ICE for unsupported size,
9867 generate error instead. Generate error for unsupported operand types.
9868 ['z']: Do not handle HImode memory operands specially. Warning
9869 for floating-point operands. Fallthru to 'Z' for unsupported operand
9870 types. Do not ICE for unsupported size, generate error instead.
9871 (output_387_binary_op): Use %Z to output operands.
9872 (output_fp_compare): Ditto.
9873 (output_387_reg_move): Ditto.
9875 2009-04-28 Ben Elliston <bje@au.ibm.com>
9880 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9882 * builtins.c (c_strlen): Do not warn here.
9883 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9884 * c-common.c (pointer_int_sum): Take an explicit location.
9885 Warn about offsets out of bounds.
9886 * c-common.h (pointer_int_sum): Adjust declaration.
9888 2009-04-27 Ian Lance Taylor <iant@google.com>
9890 * collect2.c (is_ctor_dtor): Change type of ret field in struct
9892 * dce.c (run_fast_df_dce): Change type of old_flags to int.
9893 * df-core.c (df_set_flags): Change return type to int. Change
9894 type of old_flags to int.
9895 (df_clear_flags): Likewise.
9896 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
9897 (df_get_conditional_uses): Likewise.
9898 * df.h (df_set_flags, df_clear_flags): Update declarations.
9899 * dwarf2out.c (struct indirect_string_node): Change type of form
9900 field to enum dwarf_form.
9901 (AT_string_form): Change return type to enum dwarf_form.
9902 * fixed-value.c (fixed_compare): Add cast to enum type.
9903 * fwprop.c (update_df): Change 0 to VOIDmode.
9904 * gensupport.c: Change 0 to UNKNOWN.
9905 * gimple.h (gimple_cond_code): Add cast to enum type.
9906 * haifa-sched.c (reemit_notes): Add cast to enum type.
9907 * hooks.c (hook_int_void_no_regs): Remove function.
9908 * hooks.h (hook_int_void_no_regs): Remove declaration.
9909 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
9910 * predict.c (combine_predictions_for_insn): Add casts to enum type.
9911 * real.c (real_arithmetic): Add cast to enum type.
9912 (real_compare): Likewise.
9913 * target.h (struct gcc_target): Change return type of
9914 branch_target_register_class to enum reg_class.
9915 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
9916 default_branch_target_register_class.
9917 * targhooks.c (default_branch_target_register_class): New function.
9918 * targhooks.h (default_branch_target_register_class): Declare.
9919 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
9920 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
9922 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
9924 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
9925 vect_uninitialized_def. Change 0 to ERROR_MARK.
9926 * tree-vect-stmts.c (supportable_widening_operation): Don't
9927 initialize icode1 and icode2.
9928 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
9929 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
9931 (cmn_err_flag_specs): Change 0 to STD_C89.
9932 (cmn_err_char_table): Likewise.
9933 * config/arm/arm.c (get_arm_condition_code): Change type of code
9934 to enum arm_cond_code.
9935 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
9936 (IWMMXT_BUILTIN2): Likewise.
9937 (neon_builtin_type_bits): Don't define typedef.
9938 (neon_builtin_datum): Change type of bits field to int.
9939 (arm_expand_neon_args): Add cast to enum type.
9940 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
9942 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
9944 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
9946 * config/mips/mips.md (jal_macro): Return enum constant.
9947 (single_insn): Likewise.
9948 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
9950 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9952 * config/s390/s390.c (s390_tune_flags): Change type to int.
9953 (s390_arch_flags): Likewise.
9954 (s390_handle_arch_option): Change flags field of struct pta to int.
9955 * config/s390/s390.h (s390_tune_flags): Update declaration.
9956 (s390_arch_flags): Likewise.
9957 * config/sh/sh.c (prepare_move_operands): Compare
9958 tls_symbolic_operand result with enum constant.
9959 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
9960 (sh_expand_prologue): Add cast to enum type.
9961 (sh_expand_epilogue): Likewise.
9962 (tls_symbolic_operand): Change return type to enum tls_model.
9963 (fpscr_set_from_mem): Add cast to enum type.
9964 (legitimize_pic_address): Compare tls_symbolic_operand result with
9966 (sh_target_reg_class): Change return type to enum reg_class.
9967 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
9969 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
9970 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
9971 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
9972 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
9973 (delayed_branch, tls_call_delay): Likewise.
9974 (eligible_for_sibcall_delay): Likewise.
9975 (eligible_for_return_delay): Likewise.
9976 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
9977 (spu_expand_builtin_1): Likewise.
9979 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
9980 for all types of conversions.
9981 (output_init_element): Issue -Wc++-compat warning if needed when
9982 initializing a bitfield with enum type.
9983 * c-parser.c (c_parser_expression): Set original_type to
9984 original_type of right hand operand of comman operator.
9986 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9988 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
9990 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
9991 * doc/cpp.texi (Standard Predefined Macros)
9992 (Implementation-defined behavior): Likewise.
9993 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
9994 * doc/gimple.texi (GIMPLE Exception Handling)
9995 (@code{GIMPLE_ASSIGN}): Likewise.
9996 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
9997 * doc/invoke.texi (Warning Options, Optimize Options)
9998 (AVR Options, Darwin Options): Likewise.
9999 (Optimize Options): Reformulate -fwhole-program description.
10000 * doc/loop.texi (Lambda): Likewise.
10001 * doc/md.texi (Output Template, Define Constraints)
10002 (Standard Names, Insn Splitting): Likewise.
10003 * doc/options.texi (Option properties): Likewise.
10004 * doc/passes.texi (Tree-SSA passes): Likewise.
10005 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10006 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10007 (File Names and DBX): Likewise.
10008 * doc/trouble.texi (Incompatibilities): Likewise.
10010 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10012 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10013 instruction is correct.
10015 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10017 Allow non-constant arguments to conversion intrinsics.
10018 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10019 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10020 * spu.c (print_operand): Handle 'v' and 'w'.
10021 (exp2_immediate_p, spu_gen_exp2): Define.
10022 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10023 spu_convtf_1): Update parameter descriptions.
10024 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10025 * constraints.md ('v', 'w'): New.
10026 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10028 (i2f, I2F): New define_mode_attr.
10029 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10030 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10031 fixuns_truncv4sfv4si2): Update to use mode attribute.
10032 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10033 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10034 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10035 patterns for combine.
10037 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10039 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10040 (cprop, hoist, pre, store_motion): New debug counters.
10041 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10042 is not an RTL pass anymore.
10043 (pass_profiling): Remove extern decl for pass removed in 2005.
10044 (pass_gcse, pass_jump_bypass): Remove.
10045 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10046 to 0 for clean state.
10047 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10048 * cse.c (gate_handle_cse_after_global_opts,
10049 rest_of_handle_cse_after_global_opts): New functions.
10050 (pass_cse_after_global_opts): New pass, does local CSE.
10051 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
10052 (TV_CPROP): New timevar.
10053 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
10054 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
10055 (gcse_main, recompute_all_luids): Remove.
10056 (compute_hash_table_work): Call max_reg_num instead of reading
10058 (cprop_jump): Don't set run_jump_opt_after_gcse.
10059 (constprop_register): Always allow to alter jumps.
10060 (cprop_insn): Likewise.
10061 (do_local_cprop): Likewise.
10062 (local_cprop_pass): Likewise. Return non-zero if something changed.
10063 (cprop): Remove function, fold interesting bits into one_cprop_pass.
10064 (find_implicit_sets): Add note about missed optimization opportunity.
10065 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
10066 pass_rtl_cprop execute function.
10067 Don't bother tracking the pass number, each pass gets its own dumpfile
10069 Always allow to alter jumpsand bypass jumps.
10070 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
10071 will just find no suitable set.
10072 (pre_edge_insert): Fix dumping, this function is for PRE only.
10073 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
10074 pass_rtl_pre execute function.
10075 (hoist_code): Return non-zero if something changed. Keep track of
10076 substitutions and insertions for statistics gathering similar to PRE.
10077 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
10078 called from the pass_rtl_hoist execute function. Show pass statistics.
10079 (compute_store_table): Use max_reg_num directly instead of using the
10080 formerly global max_gcse_regno.
10081 (build_store_vectors): Likewise.
10082 (replace_store_insn): Fix dumping.
10083 (store_motion): Rename to ...
10084 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
10085 pass, called from the pass_rtl_store_motion execute function. Keep
10086 track of substitutions and insertions for statistics gathering similar
10088 (bypass_jumps): Remove, fold interesting bits into ...
10089 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
10090 from the pass_rtl_cprop execute function.
10091 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10092 pass_jump_bypass): Remove.
10093 (gate_handle_gcse, rest_of_handle_gcse): Remove.
10094 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
10095 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
10096 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
10097 (gate_rtl_store_motion, execute_rtl_store_motion,
10098 pass_rtl_store_motion): New.
10099 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
10100 make it clear that -fcse-skip-blocks is a no-op for backward compat.
10101 * passes.c (init_optimization_passes): Remove pass_gcse and
10102 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
10103 and cse_after_global_opts in place of pass_gcse. Schedule cprop
10104 instead of pass_jump_bypass.
10106 2009-04-27 Richard Guenther <rguenther@suse.de>
10108 PR middle-end/39928
10109 * gimplify.c (gimplify_expr): If we are required to create
10110 a temporary make sure it ends up as register.
10112 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
10115 * config/i386/i386.c (construct_container): Don't call
10116 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
10117 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
10119 2009-04-27 Michael Matz <matz@suse.de>
10121 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
10122 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
10123 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
10124 (dump_replaceable_exprs): Take a bitmap.
10125 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
10127 (expand_gimple_basic_block): Likewise.
10128 * tree-ssa-ter.c (struct temp_expr_table_d): Make
10129 replaceable_expressions member a bitmap.
10130 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
10131 (mark_replaceable): Likewise.
10132 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
10133 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
10135 2009-04-27 Richard Guenther <rguenther@suse.de>
10137 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
10138 (verify_stmts): Dispatch to gimple/type verification code.
10139 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
10140 issue with call argument types.
10142 2009-04-27 Michael Matz <matz@suse.de>
10144 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
10145 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
10148 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
10149 Eric Botcazou <ebotcazou@adacore.com>
10151 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
10152 a label's basic block.
10153 (mark_target_live_regs): Tidy and rework obsolete comments.
10154 Change back DF problem to LIVE. If a label starts a basic block,
10155 assume that all registers that used to be live then still are.
10156 (init_resource_info): If a label starts a basic block, set its
10157 BLOCK_FOR_INSN accordingly.
10158 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
10160 2009-04-27 Richard Guenther <rguenther@suse.de>
10162 * tree-flow-inline.h (function_ann): Remove.
10163 (get_function_ann): Likewise.
10164 * tree-dfa.c (create_function_ann): Remove.
10165 * tree-flow.h (struct static_var_ann_d): Remove.
10166 (struct function_ann_d): Likewise.
10167 (union tree_ann_d): Remove fdecl member.
10168 (function_ann_t): Remove.
10169 (function_ann, get_function_ann, create_function_ann): Remove
10172 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
10174 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
10176 2009-04-27 Jan Hubicka <jh@suse.cz>
10178 * ipa-pure-const.c (struct funct_state_d): New fields
10179 state_previously_known, looping_previously_known; remove
10180 state_set_in_source.
10181 (analyze_function): Use new fields.
10182 (propagate): Avoid assumption that state_set_in_source imply
10185 * tree-ssa-loop-niter.c (finite_loop_p): New function.
10186 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
10187 * cfgloop.h (finite_loop_p): Declare.
10189 2009-04-26 Michael Matz <matz@suse.de>
10191 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
10193 2009-04-26 Michael Matz <matz@suse.de>
10195 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
10196 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
10197 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
10198 pass_mark_used_blocks): Remove.
10199 * tree-optimize.c (pass_free_datastructures,
10200 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
10201 * passes.c (init_optimization_passes): Don't call
10202 pass_mark_used_blocks, remove dead code.
10204 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
10206 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
10207 * tree-ssa-live.h (register_ssa_partition): Likewise.
10209 2009-04-26 Michael Matz <matz@suse.de>
10212 * builtins.c (fold_builtin_next_arg): Handle SSA names.
10213 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
10214 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
10216 (compare_pairs): Swap cost comparison.
10217 (coalesce_ssa_name): Don't use change_partition_var.
10218 * tree-nrv.c (struct nrv_data): Add modified member.
10219 (finalize_nrv_r): Set it.
10220 (tree_nrv): Use it to update statements.
10221 (pass_nrv): Require PROP_ssa.
10222 * tree-mudflap.c (mf_decl_cache_locals,
10223 mf_build_check_statement_for): Use make_rename_temp.
10224 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10225 * alias.c (find_base_decl): Handle SSA names.
10226 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10227 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10228 * rtl.h (set_reg_attrs_for_parm): Declare.
10229 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10230 to "optimized", remove unused locals at finish.
10231 (execute_free_datastructures): Make global, call
10232 delete_tree_cfg_annotations.
10233 (execute_free_cfg_annotations): Don't call
10234 delete_tree_cfg_annotations.
10236 * ssaexpand.h: New file.
10237 * expr.c (toplevel): Include ssaexpand.h.
10238 (expand_assignment): Handle SSA names the same as register variables.
10239 (expand_expr_real_1): Expand SSA names.
10240 * cfgexpand.c (toplevel): Include ssaexpand.h.
10241 (SA): New global variable.
10242 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10243 (SSAVAR): New macro.
10244 (set_rtl): New helper function.
10245 (add_stack_var): Deal with SSA names, use set_rtl.
10246 (expand_one_stack_var_at): Likewise.
10247 (expand_one_stack_var): Deal with SSA names.
10248 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10249 before unique numbers.
10250 (expand_stack_vars): Use set_rtl.
10251 (expand_one_var): Accept SSA names, add asserts for them, feed them
10252 to above subroutines.
10253 (expand_used_vars): Expand all partitions (without default defs),
10254 then only the local decls (ignoring those expanded already).
10255 (expand_gimple_cond): Remove edges when jumpif() expands an
10256 unconditional jump.
10257 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10258 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10260 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10261 members of SA; deal with PARM_DECL partitions here; expand
10262 all PHI nodes, free tree datastructures and SA. Commit instructions
10263 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10264 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10265 info and statements at start, collect garbage at finish.
10266 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10267 (VAR_ANN_PARTITION) Remove.
10268 (change_partition_var): Don't declare.
10269 (partition_to_var): Always return SSA names.
10270 (var_to_partition): Only accept SSA names.
10271 (register_ssa_partition): Only check argument.
10272 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10274 (delete_var_map): Don't free it.
10275 (var_union): Only accept SSA names, simplify.
10276 (partition_view_init): Mark only useful SSA names as used.
10277 (partition_view_fini): Only deal with SSA names.
10278 (change_partition_var): Remove.
10279 (dump_var_map): Use ssa_name instead of partition_to_var member.
10280 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10282 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10283 (struct _elim_graph): New member const_dests; nodes member vector of
10285 (set_location_for_edge): New static helper.
10286 (create_temp): Remove.
10287 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10288 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10289 (new_elim_graph): Allocate const_dests member.
10290 (clean_elim_graph): Truncate const_dests member.
10291 (delete_elim_graph): Free const_dests member.
10292 (elim_graph_size): Adapt to new type of nodes member.
10293 (elim_graph_add_node): Likewise.
10294 (eliminate_name): Likewise.
10295 (eliminate_build): Don't take basic block argument, deal only with
10296 partition numbers, not variables.
10297 (get_temp_reg): New static helper.
10298 (elim_create): Use it, deal with RTL temporaries instead of trees.
10299 (eliminate_phi): Adjust all calls to new signature.
10300 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10301 (rewrite_trees): Only do checking.
10302 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10303 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10304 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10305 contains_tree_r, MAX_STMTS_IN_LATCH,
10306 process_single_block_loop_latch, analyze_edges_for_bb,
10307 perform_edge_inserts): Remove.
10308 (expand_phi_nodes): New global function.
10309 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10310 functions, initialize new parameter, remember partitions having a
10312 (finish_out_of_ssa): New global function.
10313 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10314 don't reset in_ssa_p here, don't disable TER when mudflap.
10315 (pass_del_ssa): Remove.
10316 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10318 (execute_free_datastructures): Declare.
10319 * Makefile.in (SSAEXPAND_H): New variable.
10320 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10321 * basic-block.h (commit_one_edge_insertion): Declare.
10322 * passes.c (init_optimization_passes): Move pass_nrv and
10323 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10324 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10325 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10326 (redirect_branch_edge): Deal with super block when expanding, split
10327 out jump patching itself into ...
10328 (patch_jump_insn): ... here, new static helper.
10330 2009-04-26 Michael Matz <matz@suse.de>
10332 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10333 beyond num_ssa_names.
10334 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10335 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10337 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10339 PR inline-asm/39543
10340 * fwprop.c (forward_propagate_asm): New function.
10341 (forward_propagate_and_simplify): Propagate also into __asm, if it
10342 doesn't increase the number of referenced registers.
10345 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10347 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10349 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10350 note_nonlocal_vla_type for nonlocal VLAs.
10351 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10352 contains_remapped_vars, remap_vla_decls): New functions.
10353 (convert_nonlocal_reference_stmt): If not optimizing, call
10354 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10355 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10356 if it wasn't found in var_map.
10357 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10358 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10359 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10361 * gimplify.c (nonlocal_vlas): New variable.
10362 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10364 (gimplify_body): Create and destroy nonlocal_vlas.
10366 * dwarf2out.c (loc_descr_plus_const): New function.
10367 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10368 mem_loc_descriptor, loc_descriptor_from_tree_1,
10369 descr_info_loc, gen_variable_die): Use it.
10371 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10372 !TREE_STATIC VAR_DECLs.
10373 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10374 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10375 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10376 DECL_BY_REFERENCE is valid.
10377 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10378 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10379 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10380 Copy DECL_BY_REFERENCE.
10381 (struct nesting_copy_body_data): New type.
10382 (nesting_copy_decl): New function.
10383 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10384 if they have variable length.
10386 2009-04-26 Michael Matz <matz@suse.de>
10388 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10389 mark new temporaries for renaming.
10391 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10394 * c-decl.c (global_bindings_p): Return negative value.
10395 (c_variable_size): New. Based on variable_size from
10397 (grokdeclarator): Call c_variable_size not variable_size.
10399 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10401 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10403 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10405 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10406 Redefine it to just use mingw/include.
10407 (ASM_SPEC): Rules for -m32 and -m64.
10408 (LINK_SPEC): Use Likewise.
10409 (SPEC_32): New define.
10410 (SPEC_64): Likewise.
10411 (SUB_LINK_SPEC): Likewise.
10412 (MULTILIB_DEFAULTS): New define.
10413 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10414 Add multilib options.
10415 (MULTILIB_DIRNAMES): Likewise.
10416 (MULTILIB_OSDIRNAMES): Likewise.
10417 (LIBGCC): Likewise.
10418 (INSTALL_LIBGCC): Likewise.
10420 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10423 * c-tree.h (enum c_inline_static_type): New.
10424 (record_inline_static): Declare.
10425 * c-decl.c (struct c_inline_static, c_inline_statics,
10426 record_inline_static, check_inline_statics): New.
10427 (pop_file_scope): Call check_inline_statics.
10428 (start_decl): Call record_inline_static instead of pedwarning
10429 directly for static in inline function.
10430 * c-typeck.c (build_external_ref): Call record_inline_static
10431 instead of pedwarning directly for static referenced in inline
10434 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10436 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10437 not new but only being rescanned.
10438 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10439 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10440 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10441 record_set_info, compute_set, grealloc): Remove.
10442 (recompute_all_luids): New function.
10443 (gcse_main): Don't compute sets, and don't do related memory
10444 allocations/free-ing. If something changed before the end of the
10445 pass, update LUIDs using recompute_all_luids.
10446 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10447 (free_gcse_mem): Don't free it either.
10448 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10449 Use the df insn LUIDs.
10450 (load_killed_in_block): Likewise.
10451 (compute_hash_table_work): Don't compute reg_set_in_block.
10452 (compute_transp): Use DF_REG_DEF_CHAINs.
10453 (local_cprop_pass): Don't use compute_sets and related functions.
10454 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10455 Use get_max_uid() instead of max_cuid.
10456 (insert_insn_end_basic_block, pre_insert_copy_insn,
10457 update_ld_motion_stores): Don't try to
10458 keep reg_set tables up to date.
10459 (pre_insert_copies): Use df insn LUIDs.
10460 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10461 (reg_set_info): Don't use extra bitmap argument.
10462 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10463 information to compute regs_set_in_block.
10464 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10465 (bypass_jumps): Don't use compute_sets and friends.
10467 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10470 * opts.c (undocumented_msg): Do not leave blank even with
10473 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10475 * c-decl.c (build_enumerator): Allow values folding to integer
10476 constants but not integer constant expressions with a pedwarn if
10479 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10482 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10483 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10484 type is an integer constant.
10486 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10489 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10492 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10495 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10496 with variably modified return type and no storage class
10497 specifiers, except for the case of nested functions. Distinguish
10498 extern declarations of functions with variably modified return
10499 types from those of objects with variably modified types.
10501 2009-04-25 Jan Hubicka <jh@suse.cz>
10503 * tree.c (list_equal_p): New function.
10504 * tree.h (list_equal_p): Declare.
10505 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10506 basic_block_def, basic_block, const_basic_block): New.
10507 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10508 (redirect_eh_edge): New function.
10509 (make_eh_edge_update_phi): EH edges are not abnormal.
10510 * except.c: Include tree-flow.h.
10511 (list_match): New function.
10512 (eh_region_replaceable_by_p): New function.
10513 (replace_region): New function.
10514 (hash_type_list): New function.
10515 (hash_eh_region): New function.
10516 (eh_regions_equal_p): New function.
10517 (merge_peers): New function.
10518 (remove_unreachable_regions): Verify EH tree when checking;
10520 (copy_eh_region_1): New function.
10521 (copy_eh_region): New function.
10522 (push_reachable_handler): New function.
10523 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10524 regions without label but with live RESX.
10525 * except.h (redirect_eh_edge_to_label): New.
10526 * tree-flow.h (redirect_eh_edge): New.
10527 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10528 basic_block_def, basic_block, const_basic_block): Remove.
10529 * Makefile.in (except.o): Add dependency on tree-flow.h
10530 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10531 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10534 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10537 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10538 on the destination of memcpy.
10540 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10542 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10543 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10544 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10546 2009-04-25 Jan Hubicka <jh@suse.cz>
10548 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10549 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10550 to be reached by different label than left.
10551 (update_eh_edges): Update comment; remove edge_to_remove if possible
10552 and return true if suceeded.
10553 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10554 (cleanup_eh): Compute sharing map.
10555 * except.c (remove_eh_handler_and_replace): Add argument if we should
10557 (remove_unreachable_regions): Update for label sharing.
10558 (label_to_region_map): Likewise.
10559 (get_next_region_sharing_label): New function.
10560 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10562 (remove_eh_handler): Update.
10563 (remove_eh_region_and_replace_by_outer_of): New function.
10564 * except.h (struct eh_region): Add next_region_sharing_label.
10565 (remove_eh_region_and_replace_by_outer_of,
10566 get_next_region_sharing_label): Declare.
10567 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10569 2009-04-25 Jan Hubicka <jh@suse.cz>
10571 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10572 insert code even if they are not critical.
10574 2009-04-25 Jan Hubicka <jh@suse.cz>
10576 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10577 (gimple_can_remove_branch_p): EH edges won't remove branch by
10579 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10580 updating of non-abnormal EH edges.
10581 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10582 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10583 (split_critical_edges): Split also edges where emitting code on them
10584 will lead to splitting later.
10586 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10587 H.J. Lu <hongjiu.lu@intel.com>
10590 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10591 the configured assembler supports fildq and fistpq mnemonics.
10592 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10593 * configure: Regenerated.
10594 * config.in: Ditto.
10596 * config/i386/i386.c (print_operand): Handle 'Z'.
10597 ['z']: Remove handling of special fild/fist suffixes.
10598 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10599 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10600 suffix of fild insn.
10601 (*floatsi<mode>2_vector_mixed): Ditto.
10602 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10603 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10604 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10605 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10606 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10608 2009-04-25 Ben Elliston <bje@au.ibm.com>
10610 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10611 the source of a set operation.
10613 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10615 * target.h (struct gcc_target): Add case_values_threshold field.
10616 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10617 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10618 * targhooks.c (default_case_values_threshold): New function.
10619 * targhooks.h (default_case_values_threshold): Declare function.
10620 * stmt.c (expand_case): Use case_values_threshold target hook.
10621 * expr.h (case_values_threshold): Remove declartation.
10622 * expr.c (case_values_threshold): Remove function.
10623 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10625 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10626 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10627 (avr_case_values_threshold): Declare as static.
10628 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10630 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10631 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10632 (mn10300_case_values_threshold): New function.
10634 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10636 * ira.c (setup_cover_and_important_classes): Add enum cast.
10638 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10640 * genpreds.c (write_enum_constraint_num): Output definition of
10641 CONSTRAINT_NUM_DEFINED_P macro.
10642 * ira.c (setup_cover_and_important_classes): Use
10643 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10645 2009-04-24 DJ Delorie <dj@redhat.com>
10647 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10648 __SH2A_SINGLE_ONLY__ also.
10650 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10652 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10653 (movdf_internal): Ditto.
10654 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10655 SFmode and DFmode constants.
10656 (ia64_print_operand): Add 'G' format for printing
10657 floating point constants.
10659 2009-04-24 Richard Guenther <rguenther@suse.de>
10661 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10662 from unsigned additions.
10664 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10666 * c-typeck.c (set_init_index): Allow array designators that are
10667 not integer constant expressions with a pedwarn if pedantic.
10669 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10671 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10672 zero if no overlap in nonzero bits between the operands.
10674 2009-04-24 Ian Lance Taylor <iant@google.com>
10676 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10677 (record_dead_and_set_regs): Likewise.
10678 * df.h (struct df_mw_hardreg): Change flags field to int.
10679 (struct df_base_ref): Likewise.
10680 (struct df): Change changeable_flags field to int.
10681 * df-scan.c (df_defs_record): Change clobber_flags to int.
10682 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10683 constants rather than #define macros.
10684 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10685 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10686 (enum dwarf_calling_convention): Likewise.
10687 (enum dwarf_line_number_x_ops): Likewise.
10688 (enum dwarf_call_frame_info): Likewise.
10689 (enum dwarf_source_language): Likewise.
10690 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10691 (add_calling_convention_attribute): Likewise.
10692 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10693 (combine_comparisons): Change compcode to int. Add cast to enum type.
10694 * genrecog.c (maybe_both_true_2): Change c to int.
10695 (write_switch): Likewise. Add cast to enum type.
10696 * gimplify.c (gimplify_omp_for): Handle return values from
10697 gimplify_expr using MIN rather than bitwise or.
10698 (gimplify_expr): Add cast to enum type.
10699 * ipa-prop.c (update_jump_functions_after_inlining): Change
10700 IPA_BOTTOM to IPA_JF_UNKNOWN.
10701 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10702 Add casts to enum type.
10703 (setup_cover_and_important_classes): Change cl to int. Add casts
10705 (setup_class_translate): Change cl and mode to int.
10706 (ira_init_once): Change mode to int.
10707 (free_register_move_costs): Likewise.
10708 (setup_prohibited_mode_move_regs): Add casts to enum type.
10709 * langhooks.c (add_builtin_function_common): Rework assertion that
10710 value fits bitfield.
10711 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10712 * omega.c (omega_do_elimination): Avoid math on enum types.
10713 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10714 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10715 int local to handle integral_argment value.
10716 * regmove.c (try_auto_increment): Change PUT_MODE to
10718 * reload.c (push_secondary_reload): Add casts to enum type.
10719 (secondary_reload_class, find_valid_class): Likewise.
10720 * reload1.c (emit_input_reload_insns): Likewise.
10721 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10722 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10723 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10725 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10726 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10728 (expand_complex_libcall): Add casts to enum type.
10729 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10730 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10731 with ERROR_MARK, not NUM_TREE_CODES.
10732 (vect_create_epilog_for_reduction): Likewise.
10733 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10734 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10735 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10737 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10738 vect_unused_in_loop. Change 0 to loop_vect.
10739 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10740 * var-tracking.c (get_init_value): Change return type to enum
10742 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10743 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10745 (arm_override_options): Add casts to enum type.
10746 (arm_emit_tls_decoration): Likewise.
10747 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10749 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10750 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10751 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10753 * config/s390/s390.c (code_for_builtin_64): Change to array of
10755 (code_for_builtin_31): Likewise.
10756 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10758 * config/sparc/sparc.c (sparc_override_options): Change value
10759 field in struct code_model to enum cmodel. In initializer change
10760 0 to NULL and add cast to enum type.
10762 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10763 Change all callers. Issue a -Wc++-compat warning using
10764 lhs_origtype if necessary.
10765 (convert_for_assignment): Issue -Wc++-compat warnings about
10766 invalid conversions to enum type on assignment.
10767 * c-common.h (build_modify_expr): Update declaration.
10769 2009-04-24 Nick Clifton <nickc@redhat.com>
10771 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10772 (function_arg_advance): Likewise.
10773 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10776 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10778 * config/s390/constraints.md ('I', 'J'): Fix condition.
10780 2009-04-24 Diego Novillo <dnovillo@google.com>
10782 * gengtype-parse.c (parse_error): Add newline after message.
10784 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10786 * config/i386/sse.md (avxmodesuffixs): Removed.
10787 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10788 (*avx_pinsr<ssevecsize>): This.
10790 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10792 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10793 follow chains of regs with a single definition, and allow expressions
10794 that are function_invariant_p.
10795 (simple_rhs_p): Allow expressions that are function_invariant_p.
10797 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10799 PR middle-end/39867
10800 * fold-const.c (fold_cond_expr_with_comparison): When folding
10801 > and >= to MAX, make sure the MAX uses the same type as the
10802 comparison's operands.
10804 2009-04-24 Nick Clifton <nickc@redhat.com>
10806 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10807 addressing for DImode accesses.
10808 (frv_print_operand_address): Handle PLUS case.
10809 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10811 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10813 PR rtl-optimization/39794
10814 * alias.c (canon_true_dependence): Add x_addr argument.
10815 * rtl.h (canon_true_dependence): Adjust prototype.
10816 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10817 * cselib.c (cselib_invalidate_mem): Likewise.
10818 * gcse.c (compute_transp): Likewise.
10819 * dse.c (scan_reads_nospill): Likewise.
10820 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10821 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10822 canon_base_addr of the group, plus optional offset.
10823 (struct group_info): Rename canon_base_mem to
10825 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10826 canon_rtx of base_mem.
10828 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10830 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10831 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10833 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10835 * config/spu/spu-builtins.h: Delete file.
10837 * config/spu/spu.h (enum spu_builtin_type): Move here from
10839 (struct spu_builtin_description): Likewise. Add GTY marker.
10840 Do not use enum spu_function_code or enum insn_code.
10841 (spu_builtins): Add extern declaration.
10843 * config/spu/spu.c: Do not include "spu-builtins.h".
10844 (enum spu_function_code, enum spu_builtin_type_index,
10845 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10846 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10847 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10848 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10849 (spu_builtin_types): Make static. Add GTY marker.
10850 (spu_builtins): Add extern declaration with GTY marker.
10851 Include "gt-spu.h".
10853 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10854 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10855 Check programmatically whether all parameters are scalar.
10857 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10859 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10861 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10862 assignment from the constructor either if the target is volatile.
10864 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10866 * config/arm/arm.md (insv): Do not share operands[0].
10868 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10870 * config/vxlib-tls.c (active_tls_threads): Delete.
10871 (delete_hook_installed): New.
10872 (tls_delete_hook): Don't delete the delete hook.
10873 (tls_destructor): Delete it here.
10874 (__gthread_set_specific): Adjust installing the delete hook.
10875 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
10876 __gthread_leave_tsd_dtor_context.
10878 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
10880 * c-format.c (gcc_tdiag_char_table): Add support for %E.
10882 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
10884 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
10886 (alpha_rtx_costs): Ditto.
10887 (emit_unlikely_jump): Use add_reg_note.
10888 (emit_frame_store_1): Ditto.
10889 (alpha_expand_prologue): Ditto.
10890 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10891 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
10893 2009-04-23 Nick Clifton <nickc@redhat.com>
10895 * config/v850/v850.md (epilogue): Remove suppressed code.
10896 (return): Rename to return_simple and remove test of frame size.
10897 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
10898 to gen_return_simple.
10900 2009-04-22 Jing Yu <jingyu@google.com>
10903 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
10905 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10908 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
10909 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
10910 value is a VECTOR_CST, the element type is the element type of the
10913 2009-04-22 DJ Delorie <dj@redhat.com>
10915 * config/m32c/m32c.h: Update GTY annotations to new syntax.
10917 2009-04-22 Jakub Jelinek <jakub@redhat.com>
10919 * alias.c (find_base_term): Move around LO_SUM case, so that
10920 CONST falls through into PLUS/MINUS handling.
10923 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
10924 into 0, use omit_one_operand.
10926 2009-04-23 Ben Elliston <bje@au.ibm.com>
10928 * config/rs6000/linux-unwind.h (get_regs): Remove type
10929 puns. Change the type of `pc' to an array of unsigned ints and
10930 update all users. Constify frame24.
10932 2009-04-22 DJ Delorie <dj@redhat.com>
10934 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
10935 declarations before code.
10936 (current_function_special_page_vector): Likewise.
10937 (m32c_expand_insv): Silence a warning.
10939 2009-04-21 Taras Glek <tglek@mozilla.com>
10941 * alias.c: Update GTY annotations to new syntax.
10942 * basic-block.h: Likewise.
10943 * bitmap.h: Likewise.
10944 * c-common.h: Likewise.
10945 * c-decl.c: Likewise.
10946 * c-parser.c: Likewise.
10947 * c-pragma.c: Likewise.
10948 * c-tree.h: Likewise.
10949 * cfgloop.h: Likewise.
10950 * cgraph.h: Likewise.
10951 * config/alpha/alpha.c: Likewise.
10952 * config/arm/arm.h: Likewise.
10953 * config/avr/avr.h: Likewise.
10954 * config/bfin/bfin.c: Likewise.
10955 * config/cris/cris.c: Likewise.
10956 * config/darwin.c: Likewise.
10957 * config/frv/frv.c: Likewise.
10958 * config/i386/i386.c: Likewise.
10959 * config/i386/i386.h: Likewise.
10960 * config/i386/winnt.c: Likewise.
10961 * config/ia64/ia64.h: Likewise.
10962 * config/iq2000/iq2000.c: Likewise.
10963 * config/mips/mips.c: Likewise.
10964 * config/mmix/mmix.h: Likewise.
10965 * config/pa/pa.c: Likewise.
10966 * config/pa/pa.h: Likewise.
10967 * config/rs6000/rs6000.c: Likewise.
10968 * config/s390/s390.c: Likewise.
10969 * config/sparc/sparc.c: Likewise.
10970 * config/xtensa/xtensa.c: Likewise.
10971 * cselib.h: Likewise.
10972 * dbxout.c: Likewise.
10973 * dwarf2out.c: Likewise.
10974 * except.c: Likewise.
10975 * except.h: Likewise.
10976 * fixed-value.h: Likewise.
10977 * function.c: Likewise.
10978 * function.h: Likewise.
10979 * gimple.h: Likewise.
10980 * integrate.c: Likewise.
10981 * optabs.c: Likewise.
10982 * output.h: Likewise.
10983 * real.h: Likewise.
10985 * stringpool.c: Likewise.
10986 * tree-data-ref.c: Likewise.
10987 * tree-flow.h: Likewise.
10988 * tree-scalar-evolution.c: Likewise.
10989 * tree-ssa-address.c: Likewise.
10990 * tree-ssa-alias.h: Likewise.
10991 * tree-ssa-operands.h: Likewise.
10992 * tree.c: Likewise.
10993 * tree.h: Likewise.
10994 * varasm.c: Likewise.
10995 * varray.h: Likewise.
10997 * coretypes.h: Do not define GTY macro if it is already defined.
10998 * doc/gty.texi: Update GTY documentation to new syntax.
10999 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11000 annotations on structs.
11001 * gengtype-parse.c: Likewise.
11003 2009-04-22 Mark Heffernan <meheff@google.com>
11005 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11007 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11009 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11012 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11014 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11015 the same as a PLUS without a shift. Increase the cost of a
11018 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11020 * Makefile.in: Update dependencies.
11021 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11022 * errors.h: Remove bogus comment about compatibility.
11023 (warning): Update declaration.
11024 * genautomata.c: Update all calls to warning.
11025 * gimple.c: Do not include errors.h. Include toplev.h.
11026 * tree-ssa-structalias.c: Do not include errors.h.
11027 * omega.c: Likewise.
11028 * tree-ssa-reassoc.c: Likewise.
11029 * config/spu/spu-c.c: Likewise.
11030 * config/spu/t-spu-elf: Update dependencies.
11032 2009-04-22 Richard Guenther <rguenther@suse.de>
11034 PR tree-optimization/39824
11035 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11036 make sure the types are compatible.
11038 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11041 * c-common.c (c_parse_error): Take a token_flags parameter.
11042 Use token_type for the token type instead.
11043 Pass token_flags to cpp_type2name.
11044 * c-common.h (c_parse_error): Update declaration.
11045 * c-parser.c (c_parser_error): Pass 0 as token flags.
11047 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11049 PR rtl-optimization/39580
11050 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
11052 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11054 * function.c (expand_function_end): Do not emit a jump to the "naked"
11055 return label for fall-through returns.
11056 * except.c (sjlj_emit_function_exit): Always place the call to the
11057 unregister function at the location installed by expand_function_end.
11059 2009-04-22 Richard Guenther <rguenther@suse.de>
11061 PR tree-optimization/39845
11062 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
11063 (gen_inbound_check): Likewise.
11065 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
11067 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
11069 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
11070 * config/vxlib.c (__gthread_once): Add race guard for PPC.
11072 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11074 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
11075 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
11076 shift counts to avoid out-of-bounds array accesses.
11078 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11080 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
11081 (Pmode): Move above.
11083 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
11085 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
11086 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
11087 GET_CODE macro. Use IN_RANGE macro where appropriate.
11088 * config/alpha/alpha.h: Ditto.
11089 * config/alpha/alpha.md: Ditto.
11090 * config/alpha/constraints.md: Ditto.
11091 * config/alpha/predicates.md: Ditto.
11093 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11095 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
11096 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11097 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11098 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11099 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11100 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11101 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11102 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11103 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11104 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11105 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11106 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11107 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11108 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11109 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11110 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11111 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11112 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11113 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11114 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11115 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11116 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11117 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11118 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11119 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11120 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11121 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11123 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11125 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
11126 references from comments.
11127 * cfgbuild.c: (count_basic_blocks): Delete.
11128 (find_basic_blocks_1): Delete.
11129 (find_basic_blocks): Delete.
11130 * except.c (finish_eh_generation): Make static. Move comment from
11131 except.h here. Remove find_basic_blocks references from comments.
11132 * except.h (finish_eh_generation): Delete.
11133 * basic-block.h (find_basic_blocks): Delete.
11134 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
11136 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
11138 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
11139 (sdbout_parms): Likewise.
11141 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11143 * config/sh/sh.c (prepare_cbranch_operands): Use
11144 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
11145 (expand_cbranchdi4): Likewise.
11146 (from_compare): Add cast to enum type.
11147 (expand_cbranchsi4): Use add_reg_note.
11148 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
11149 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
11150 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
11151 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11152 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
11153 instead of CODE_FOR_nothing.
11154 (cbranchdi4): Likewise. Fix the order of arguments for
11156 (push_fpscr): Use add_reg_note.
11157 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
11158 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
11160 2009-04-21 Joseph Myers <joseph@codesourcery.com>
11162 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
11163 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11164 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11165 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
11166 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
11167 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
11168 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
11169 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
11170 config/alpha/x-vms, config/arc/t-arc,
11171 config/arm/README-interworking, config/arm/arm-c.c,
11172 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
11173 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
11174 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
11175 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
11176 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
11177 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
11178 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
11179 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
11180 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
11181 config/cris/t-elfmulti, config/crx/t-crx,
11182 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
11183 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
11184 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
11185 config/h8300/t-h8300, config/i386/athlon.md,
11186 config/i386/darwin-libgcc.10.4.ver,
11187 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
11188 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
11189 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
11190 config/i386/t-linux64, config/i386/t-nwld,
11191 config/i386/t-rtems-i386, config/i386/t-sol2-10,
11192 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
11193 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
11194 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
11195 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
11196 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
11197 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
11198 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
11199 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
11200 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
11201 config/m68k/t-uclinux, config/mcore/t-mcore,
11202 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
11203 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
11204 config/mips/crtn.asm, config/mips/irix-crti.asm,
11205 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
11206 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
11207 config/mips/mips-fixed.md, config/mips/sb1.md,
11208 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
11209 config/mips/t-iris6, config/mips/t-isa3264,
11210 config/mips/t-libgcc-mips16, config/mips/t-linux64,
11211 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
11212 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
11213 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
11214 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
11215 config/mn10300/t-linux, config/mn10300/t-mn10300,
11216 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
11217 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
11218 config/picochip/libgccExtras/clzsi2.asm,
11219 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11220 config/rs6000/darwin-libgcc.10.4.ver,
11221 config/rs6000/darwin-libgcc.10.5.ver,
11222 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11223 config/rs6000/t-aix43, config/rs6000/t-aix52,
11224 config/rs6000/t-darwin, config/rs6000/t-fprules,
11225 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11226 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11227 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11228 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11229 config/rs6000/t-rtems, config/rs6000/t-spe,
11230 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11231 config/score/t-score-elf, config/sh/divcost-analysis,
11232 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11233 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11234 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11235 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11236 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11237 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11238 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11239 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11240 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11241 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11242 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11243 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11244 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11245 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11246 * config/h8300/genmova.sh: Include copyright and license notices
11247 in generated output.
11248 * config/h8300/mova.md: Regenerate.
11249 * doc/install.texi2html: Include word "Copyright" in copyright
11250 notice and use name "Free Software Foundation, Inc.".
11251 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11252 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11253 ChangeLog-2007, ChangeLog-2008: Correct dates.
11255 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11257 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11258 NE_EXPR operations as well.
11259 * c-parser.c (c_parser_condition): Do not set location information on
11261 (c_parser_conditional_expression): Likewise.
11262 (c_parser_binary_expression): Set location information on operators.
11263 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11264 TRUTH_NOT_EXPR has been folded.
11265 * fold-const.c (fold_truth_not_expr): Copy location information from
11266 the incoming expression to the outgoing one.
11267 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11268 recursive calls on the LHS of the operator but pass that of the
11269 operator to recursive calls on the RHS of the operator. Set it
11271 (shortcut_cond_expr): Set the locus of the operator on the second
11272 COND_EXPR and that of the expression on the first in degenerate cases.
11273 Pass the locus of the expression to calls to shortcut_cond_r.
11274 Set the locus of the 'then' block on the associated jump, if any.
11275 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11276 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11277 expression to call to gimplify_boolean_expr.
11279 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11281 * config.gcc: Add additional configuration for
11282 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11283 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11284 (CPP_SPEC): Redefine for allowing -municode option.
11285 (STARTFILE_SPEC): Likewise.
11286 * config/i386/t-mingw-w64: New.
11287 * config/i386/mingw-w64.opt: New.
11288 (municode): Add new target option.
11289 * doc/invoke.texi (municode): Add documentation for new option.
11291 2009-04-21 Ian Lance Taylor <iant@google.com>
11293 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11294 Correct test for number of arguments.
11295 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11297 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11299 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11300 argument of emit_library_call.
11302 2009-04-21 Richard Guenther <rguenther@suse.de>
11304 PR middle-end/39829
11305 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11306 inside VIEW_CONVERT_EXPRs.
11308 2009-04-21 Martin Jambor <mjambor@suse.cz>
11310 * tree-switch-conversion.c (build_constructors): Split a long line.
11311 (constructor_contains_same_values_p): New function.
11312 (build_one_array): Create assigns of constants if possible, do not
11313 call mark_sym_for_renaming, call update_stmt.
11314 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11315 make_rename_temp. Do not call mark_symbols_for_renaming, call
11317 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11318 find_new_referenced_vars, call update_stmt.
11319 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11320 instead of calling make_rename_temp. Do not call
11321 find_new_referenced_vars or mark_symbols_for_renaming, call
11324 2009-04-21 Richard Guenther <rguenther@suse.de>
11326 PR tree-optimization/39827
11327 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11328 (tree_ssa_phiprop): Pass the correct array size.
11330 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11332 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11334 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11337 * c-typeck.c (lvalue_p): Move declaration ...
11338 * c-common.h (lvalue_p): ... to here.
11339 * c-common.c (candidate_equal_p): New.
11340 (add_tlist): Use it.
11341 (merge_tlist): Use it.
11342 (warn_for_collisions_1): Likewise.
11343 (warning_candidate_p): Accept more candidates.
11344 (verify_tree): A warning candidate can be an expression. Use
11347 2009-04-21 Ben Elliston <bje@au.ibm.com>
11350 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11351 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11352 options. Remove -mcall-solaris documentation.
11354 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11357 * doc/invoke.texi (-Wlong-long): Update description.
11358 * c-lex (interpret_integer): Only warn if there was no previous
11359 overflow and -Wlong-long is enabled.
11360 * c-decl.c (declspecs_add_type): Drop redundant flags.
11361 * c.opt (Wlong-long): Init to -1.
11362 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11363 and front-end warn_long_long. Wlong-long only depends on other
11364 flags if it is uninitialized.
11365 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11366 the same for CPP and FE.
11367 (restore_extension_diagnostics): Likewise.
11369 2009-04-20 Ian Lance Taylor <iant@google.com>
11371 Fix enum conversions which are invalid in C++:
11372 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11373 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11374 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11375 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11376 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11377 (dbxout_parms): Likewise.
11378 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11379 (df_clear_flags): Likewise.
11380 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11381 top_flag parameter to int.
11382 (df_chain_create_bb_process_use): Likewise.
11383 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11385 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11386 (df_ref_create_structure, df_def_record_1): Likewise.
11387 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11388 (df_notes_rescan): Change 0 to VOIDmode in function call.
11389 (df_get_call_refs, df_insn_refs_collect): Likewise.
11390 (df_bb_regs_collect): Likewise.
11391 (df_entry_block_defs_collect): Likewise.
11392 (df_exit_block_uses_collect): Likewise.
11393 * df.h: Update declarations.
11394 * double-int.c (double_int_divmod): Add cast to enum type.
11395 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11396 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11397 (based_loc_descr): Likewise.
11398 (loc_descriptor_from_tree_1): Change first_op and second_op to
11399 enum dwarf_location_atom. Add cast to enum type.
11400 * expmed.c (init_expmed): Change 0 to SET in function call.
11401 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11402 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11403 (do_store_flag): Likewise.
11404 * fixed-value.h (struct fixed_value): Change mode to enum
11406 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11407 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11409 (insert_insn_decl, insert_decl, insert_state): Likewise.
11410 (automata_list_finish): Likewise.
11411 * genrecog.c (process_define_predicate): Add cast to enum type.
11412 * gensupport.c (init_predicate_table): Add cast to enum type.
11413 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11415 (gimple_build_call_1, gimple_build_label): Likewise.
11416 (gimple_build_goto, gimple_build_asm_1): Likewise.
11417 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11418 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11419 (enum fallback): Rename from enum fallback_t.
11420 (fallback_t): Typedef as int.
11421 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11422 GSI_SAME_STMT in function call.
11423 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11425 (setup_reg_class_relations): Likewise.
11426 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11427 (setup_prohibited_class_mode_regs): Add cast to enum type.
11428 (setup_prohibited_mode_move_regs): Likewise.
11429 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11430 (record_address_regs): Change i to enum reg_class.
11431 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11432 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11433 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11434 (GET_MODE_2XWIDER_MODE): Likewise.
11435 (GET_CLASS_NARROWEST_MODE): Likewise.
11436 * omp-low.c (expand_omp_for): Add cast to enum type.
11437 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11438 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11439 * postreload.c (reload_cse_simplify_operands): Change rclass local
11441 * predict.c (combine_predictions_for_insn): Change best_predictor
11442 and predictor to enum br_predictor.
11443 (combine_predictions_for_bb): Likewise.
11444 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11445 use SET_PREDICT_EXPR_OUTCOME.
11446 * real.c (real_arithmetic): Change icode to code in function call.
11447 * reginfo.c (init_move_cost): Add casts to enum type.
11448 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11449 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11451 * reload.c (find_valid_class): Add casts to enum type.
11452 (push_reload): Change 0 to NO_REGS in function call.
11453 (find_reloads): Change this_alternative to array of enum
11454 reg_class. Remove some now-unnecessary casts.
11455 (make_memloc): Change 0 to VOIDmode in function call.
11456 * reload1.c (reload): Change 0 to VOIDmode in function call.
11457 (eliminate_regs_1, elimination_effects): Likewise.
11458 (eliminate_regs_in_insn): Likewise.
11459 (emit_input_reload_insns): Add cast to enum type.
11460 (delete_output_reload): Change 0 to VOIDmode in function call.
11461 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11462 to enum type in function call.
11463 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11464 (SET_PREDICT_EXPR_OUTCOME): Define.
11465 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11466 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11467 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11468 (dump_function): Likewise.
11469 * tree-dump.h: Update declarations.
11470 * tree-pass.h: Update declarations.
11471 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11472 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11474 (arm_rtx_costs_1): Correct parenthesization.
11475 (arm_rtx_costs): Add casts to enum type.
11476 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11477 (vfp_emit_fstmd): Use add_rg_note.
11478 (emit_multi_reg_push, emit_sfm): Likewise.
11479 (thumb_set_frame_pointer): Likewise.
11480 (arm_expand_prologue): Likewise.
11481 (arm_regno_class): Change return type to enum reg_class.
11482 (thumb1_expand_prologue): Use add_reg_note.
11483 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11484 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11486 * config/arm/gentune.sh: Add cast to enum type.
11487 * config/arm/arm-tune.md: Rebuild.
11488 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11489 (ix86_split_fp_branch, predict_jump): Likewise.
11490 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11491 insn_code to enum rtx_code.
11492 (ix86_builtin_vectorized_function): Add cast to enum type.
11493 * config/i386/i386.md (truncdfsf2): Change slot to enum
11495 (truncxf<mode>2, isinf<mode>2): Likewise.
11496 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11498 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11499 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11500 (insert_bundle_state): Change 1 to INSERT in function call.
11501 (ia64_add_bundle_selector_before): Likewise.
11502 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11503 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11504 (restore_stack_nonlocal): Likewise.
11505 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11507 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11509 (mips_rtx_costs): Likewise.
11510 (mips_override_options): Add casts to enum type.
11511 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11513 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11514 (store_reg, set_reg_plus_d): Likewise.
11515 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11516 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11518 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11520 (emit_unlikely_jump): Use add_reg_note.
11521 (rs6000_emit_allocate_stack): Likewise.
11522 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11523 (output_toc): Change 1 to INSERT in function call.
11524 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11525 (rs6000_initialize_trampoline): Likewise.
11526 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11528 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11529 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11530 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11531 (save_gprs): Use add_reg_note.
11532 (s390_emit_prologue): Likewise.
11533 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11534 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11535 (sparc_fold_builtin): Add cast to enum type.
11536 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11538 (spu_expand_prologue): Use add_reg_note.
11539 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11541 2009-04-20 Ian Lance Taylor <iant@google.com>
11543 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11544 (c_parser_postfix_expression_after_primary): Get VEC for list of
11545 arguments. Get original types of arguments. Call
11546 build_function_call_vec.
11547 (cached_expr_list_1, cached_expr_list_2): New static variables.
11548 (c_parser_expr_list): Change return type to VEC *. Add
11549 p_orig_types parameter. Change all callers.
11550 (c_parser_release_expr): New static function.
11551 (c_parser_vec_to_tree_list): New static function.
11552 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11553 call build_function_call_vec.
11554 (build_function_call_vec): New function, based on old
11555 build_function_call.
11556 (convert_arguments): Remove nargs and argarray parameters. Change
11557 values to a VEC. Add origtypes parameter.
11558 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11559 (convert_for_assignment): Add origtype parameter. Change all
11560 callers. If warn_cxx_compat, check for conversion to an enum
11561 type when calling a function.
11562 (store_init_value): Add origtype parameter. Change all callers.
11563 (digest_init): Likewise.
11564 (struct init_node): Add origtype field.
11565 (add_pending_init): Add origtype parameter. Change all callers.
11566 (output_init_element): Likewise.
11567 (output_pending_init_elements): Pass origtype from init_node to
11568 output_init_element.
11569 (process_init_element): Pass origtype from c_expr to
11570 output_init_element.
11571 (c_finish_return): Add origtype parameter. Change all callers.
11572 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11574 (sync_resolve_params): Likewise.
11575 (sync_resolve_return): Change params to first_param. Change caller.
11576 (resolve_overloaded_builtins): Change params to VEC *. Change
11577 callers. Save first parameter around call to build_function_call_vec.
11578 * c-decl.c (finish_decl): Add origtype parameter. Change all
11579 callers. Call build_function_call_vec rather than
11580 build_function_call for cleanup.
11581 * c-tree.h: Update declarations.
11582 * c-common.h: Update declarations.
11583 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11584 params to first_param.
11585 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11586 params parameter from tree to void *.
11587 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11588 Change arglist parameter to have type void *, and to be a pointer
11590 * config/rs6000/rs6000-protos.h
11591 (altivec_resolve_overloaded_builtin): Update declaration.
11592 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11593 fnargs parameter to have type void *, and to be a pointer to a
11594 VEC. Call build_function_call_vec instead of
11595 build_function_call.
11596 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11598 2009-04-20 Joey Ye <joey.ye@intel.com>
11599 Xuepeng Guo <xuepeng.guo@intel.com>
11600 H.J. Lu <hongjiu.lu@intel.com>
11602 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11604 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11605 (IX86_LEA_PRIORITY): Likewise.
11606 (distance_non_agu_define): New function.
11607 (distance_agu_use): Likewise.
11608 (ix86_lea_for_add_ok): Likewise.
11609 (ix86_dep_by_shift_count): Likewise.
11611 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11612 should split for LEA.
11614 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11616 (ix86_dep_by_shift_count): Likewise.
11618 2009-04-20 Richard Guenther <rguenther@suse.de>
11620 * expr.c (handled_component_p): Move ...
11621 * tree.h (handled_component_p): ... here.
11622 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11623 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11624 and REALPART_EXPR to be in one group.
11626 2009-04-20 Richard Guenther <rguenther@suse.de>
11628 * basic-block.h (get_all_dominated_blocks): Declare.
11629 * dominance.c (get_all_dominated_blocks): New function.
11630 * tree-cfg.c (get_all_dominated_blocks): Remove.
11631 (remove_edge_and_dominated_blocks): Adjust.
11632 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11633 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11634 instead of recursing.
11636 2009-04-20 Doug Kwan <dougkwan@google.com>
11638 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11639 (struct cgraph_node_set_def): New type.
11640 (cgraph_node_set) New type. Also declare vector functions.
11641 (struct cgraph_node_set_element_def): New type.
11642 (cgraph_node_set_element): Ditto.
11643 (cgraph_node_set_iterator): New iterator type.
11644 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11645 cgraph_node_set_remove, dump_cgraph_node_set,
11646 debug_cgraph_node_set): New prototypes.
11647 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11648 cgraph_node_set_size): New inlines.
11649 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11650 including cgraph.h.
11651 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11652 argument to function 'write_summary'.
11653 * ipa.c: Include ggc.h.
11654 (hash_cgraph_node_set_element,
11655 eq_cgraph_node_set_element, cgraph_node_set_new,
11656 cgraph_node_set_add, cgraph_node_set_remove,
11657 cgraph_node_set_find, dump_cgraph_node_set,
11658 debug_cgraph_node_set): New functions.
11659 * Makefile.in (ipa.o): Add dependency on GGC_H.
11661 2009-04-20 Ira Rosen <irar@il.ibm.com>
11663 PR tree-optimization/39675
11664 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11665 check of the return code of vect_schedule_slp. Check that
11666 stmt_vec_info still exists for the statement, before checking its
11667 vectorization type.
11669 2009-04-20 Michael Matz <matz@suse.de>
11671 * Makefile.in (generated_files): Take out $(simple_generated_c).
11673 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11675 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11676 (UINTPTR_TYPE): Likewise.
11678 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11681 * c-typeck.c (digest_init): Check for initializing an array with a
11684 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11687 * c-semantics.c (pop_stmt_list): Propagate
11688 STATEMENT_LIST_HAS_LABEL to parent statement list.
11690 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11692 * config/mips/mips.h (mips_tune_attr): New macro.
11693 * config/mips/mips.md (cpu): Use it.
11695 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11698 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11701 2009-04-19 Diego Novillo <dnovillo@google.com>
11703 * toplev.c (compile_file): Move call to coverage_finish ...
11704 * cgraphunit.c (ipa_passes): ... here.
11705 Call cgraph_process_new_functions.
11706 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11707 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11709 2009-04-19 Jan Hubicka <jh@suse.cz>
11711 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11713 (dump_cgraph_node): Dump can throw external flag.
11714 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11716 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11720 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11721 * common.opt (Wlogical-op): Move from here...
11722 * c.opt (Wlogical-op): ... to here.
11723 * c-typeck.c (parser_build_binary_op): Update call to
11724 warn_logical_operator.
11725 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11727 * c-common.c (warn_logical_op): Update.
11728 * c-common.h (warn_logical_op): Update declaration.
11730 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11732 * tree.c (protected_set_expr_location): Fix formatting.
11734 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11737 * c-typeck.c (readonly_warning): new.
11738 (build_unary_op, build_modify_expr): Use readonly_warning for
11739 storing into something readonly but not const-qualified.
11741 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11744 * c-typeck.c (build_unary_op): Check for taking address of
11745 expression of type void.
11747 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11750 * c-typeck.c (build_function_call): Check for calling a function
11751 with qualified void return types. Call require_complete_type when
11754 2009-04-18 Jan Hubicka <jh@suse.cz>
11756 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11758 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11759 can_throw_external flag.
11760 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11761 * ipa-pure-const.c (ignore_edge): New function.
11762 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11763 only over can_throw_external edges.
11764 (local_pure_const): Add nothrow flag.
11765 * ipa-utils.c (searchc): Add ignore_edge callback.
11766 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11767 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11768 (set_nothrow_function_flags): Update cgraph.
11769 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11771 2009-04-18 Richard Guenther <rguenther@suse.de>
11773 PR middle-end/39804
11774 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11775 (fold_stmt): ... this and ...
11776 (fold_stmt_inplace): ... this.
11777 (fold_stmt_1): Fold references in calls and asms.
11778 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11780 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11782 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11783 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11785 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11787 * tree.c (function_args_count): Remove.
11788 * tree.h: Remove the prototype for function_args_count.
11790 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11792 * tree-iterator.c (expr_only): Remove.
11793 * tree.h: Remove the prototype for expr_only.
11795 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11797 * reginfo.c (cannot_change_mode_set_regs): Remove.
11798 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11800 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11802 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11803 whether operands 0 and 1 overlaps.
11805 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11807 PR middle-end/36902
11808 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11809 pointer. Use warning_at instead of warning.
11810 (search_for_addr_array): Likewise.
11811 (check_array_bounds): Likewise.
11812 (check_all_array_refs): Check that the incoming edge is not in the
11813 list of edges to be removed.
11814 (check_all_array_refs): Avoid the temporal pointer.
11815 (vrp_visit_cond_stmt): Fix typo.
11816 (simplify_switch_using_ranges): Handle the case where the switch
11817 index is an integer constant.
11819 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11821 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11823 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11825 * doc/extend.texi, doc/invoke.texi: Fix typos.
11827 2009-04-17 Cary Coutant <ccoutant@google.com>
11829 * tree-flow-inline.h (get_lineno): Fix inverted test.
11831 2009-04-17 Diego Novillo <dnovillo@google.com>
11833 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11834 assertion for AVAIL_OUT.
11836 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11839 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11840 * config/sh/linux-atomic.asm: Likewise.
11842 2009-04-17 Diego Novillo <dnovillo@google.com>
11844 * except.c (debug_eh_tree): New.
11845 (struct eh_region, struct eh_status): Move ...
11846 * except.h: ... here.
11847 (add_type_for_runtime): Declare extern.
11848 (lookup_type_for_runtime): Likewise.
11849 (debug_eh_tree): Declare.
11850 * Makefile.in (GTFILES): List except.h before except.c
11852 2009-04-17 Diego Novillo <dnovillo@google.com>
11854 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11855 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11856 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11857 (find_vars_r): ... here.
11858 * tree-flow.h (find_referenced_vars_in): Declare.
11859 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11860 that AVAIL_OUT exists for BLOCK.
11861 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11862 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11863 (tree-parloops.o): Likewise.
11865 2009-04-17 Simon Baldwin <simonb@google.com>
11867 * toplev.c (default_tree_printer): Add handling for %E format.
11869 2009-04-17 Diego Novillo <dnovillo@google.com>
11871 * tree-pretty-print.c (dump_generic_node): Add break after
11872 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11873 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
11874 FUNCTION_TYPE together. Call print_struct_decl when printing
11875 structures and TDF_SLIM is not given.
11876 (print_struct_decl): Fix logic for detecting recursion.
11878 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11881 * gcc.c (create_at_file): New.
11882 (compile_input_file_p): New.
11883 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
11884 * main.c (main): Update call to toplev_main.
11885 * toplev.c (toplev_main): Change signature. Call expandargv.
11886 * toplev.h (toplev_main): Change signature.
11888 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11890 * dwarf2out.c (field_byte_offset): Use the type size as the field size
11891 if the latter is not constant.
11893 2009-04-17 David Edelsohn <edelsohn@gnu.org>
11895 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
11897 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11899 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
11900 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
11902 2009-04-17 Richard Guenther <rguenther@suse.de>
11904 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11905 Handle component references view-converting an invariant address.
11907 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
11909 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
11910 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
11911 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
11912 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
11913 Use @deftypevr rather than @deftypevar.
11915 2009-04-17 Richard Guenther <rguenther@suse.de>
11917 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
11918 (get_prop_source_stmt): Likewise.
11919 (can_propagate_from): Likewise.
11921 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
11923 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
11924 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
11925 (--with-multilib-list): Add default value.
11926 * configure: Regenerate.
11927 * Makefile.in (TM_ENDIAN_CONFIG): Define.
11928 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
11929 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
11930 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11931 Don't add default cpu to multilib list unnecessarily, but do enable
11932 the relevant compiler option..
11933 Add support for --with-multilib-list=<blank> and
11934 --with-multilib-list=!<somelib> to supress unwanted multilibs.
11935 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
11936 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
11937 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
11938 TM_MULTILIB_CONFIG.
11939 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
11940 (MULTILIB_OSDIRNAMES): New variable.
11941 * config/sh/t-1e: Delete file.
11942 * config/sh/t-mlib-sh1: Delete file.
11943 * config/sh/t-mlib-sh2: Delete file.
11944 * config/sh/t-mlib-sh2a: Delete file.
11945 * config/sh/t-mlib-sh2a-nofpu: Delete file.
11946 * config/sh/t-mlib-sh2a-single: Delete file.
11947 * config/sh/t-mlib-sh2a-single-only: Delete file.
11948 * config/sh/t-mlib-sh2e: Delete file.
11949 * config/sh/t-mlib-sh3e: Delete file.
11950 * config/sh/t-mlib-sh4: Delete file.
11951 * config/sh/t-mlib-sh4-nofpu: Delete file.
11952 * config/sh/t-mlib-sh4-single: Delete file.
11953 * config/sh/t-mlib-sh4-single-only: Delete file.
11954 * config/sh/t-mlib-sh4a: Delete file.
11955 * config/sh/t-mlib-sh4a-nofpu: Delete file.
11956 * config/sh/t-mlib-sh4a-single: Delete file.
11957 * config/sh/t-mlib-sh4a-single-only: Delete file.
11958 * config/sh/t-mlib-sh4al: Delete file.
11959 * config/sh/t-mlib-sh5-32media: Delete file.
11960 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
11961 * config/sh/t-mlib-sh5-64media: Delete file.
11962 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
11963 * config/sh/t-mlib-sh5-compact: Delete file.
11964 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
11965 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
11966 * doc/install.texi (Options specification): Add
11967 --with-multilib-list and --with-endian.
11969 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11971 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
11973 (OBJS-common): Add plugin-version.o.
11974 (plugin-version.o): New.
11975 * gcc-plugin.h (plugin_gcc_version): New.
11976 (plugin_default_version_check): New.
11977 (plugin_init_func, plugin_init): Add version argument.
11978 * plugin-version.c: New.
11979 * plugin.c (str_plugin_gcc_version_name): New.
11980 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
11981 pass it to the init function.
11982 (plugin_default_version_check): New.
11984 2009-04-17 Richard Guenther <rguenther@suse.de>
11986 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
11987 for decl-vs-decl disambiguation.
11989 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
11991 * config/s390/s390.h (s390_tune_attr): New macro definition.
11992 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
11994 2009-04-17 Richard Guenther <rguenther@suse.de>
11996 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
11997 (fold_stmt_r): Likewise.
11998 (maybe_fold_reference): New function.
11999 (fold_gimple_assign): Handle cases fold_stmt_r did.
12000 (fold_stmt): Do not use fold_stmt_r.
12001 (fold_stmt_inplace): Likewise.
12003 2009-04-17 Richard Guenther <rguenther@suse.de>
12005 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12006 (record_equivalences_from_stmt): Remove useless checks and
12008 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12009 the type is already suitable.
12011 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12013 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12015 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12017 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12018 (CMPtype): Define as __gcc_CMPtype.
12020 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12022 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12023 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12025 2009-04-17 Richard Guenther <rguenther@suse.de>
12027 PR tree-optimization/39746
12028 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12029 special-casing for builtins and static variable use/def.
12030 (call_may_clobber_ref_p_1): Likewise.
12032 2009-04-16 Ian Lance Taylor <iant@google.com>
12034 * df.h: Include "timevar.h".
12035 (struct df_problem): Change tv_id field to timevar_id_t.
12036 * tree-pass.h: Include "timevar.h".
12037 (struct opt_pass): Change tv_id field to timevar_id_t.
12038 * timevar.h (timevar_id_t): Define TV_NONE.
12039 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12040 TV_NONE rather than tv_id != 0.
12041 (execute_one_pass): Likewise.
12042 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12043 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12044 dependencies to $(TREE_PASS_H).
12045 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12047 (pass_branch_target_load_optimize2): Likewise.
12048 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12049 (pass_outof_cfg_layout_mode): Likewise.
12050 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12051 (pass_rebuild_cgraph_edges): Likewise.
12052 (pass_remove_cgraph_callee_edges): Likewise.
12053 * df-core.c (pass_df_initialize_opt): Likewise.
12054 (pass_df_initialize_no_opt): Likewise.
12055 (pass_df_finish): Likewise.
12056 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
12057 * except.c (pass_set_nothrow_function_flags): Likewise.
12058 (pass_convert_to_eh_region_ranges): Likewise.
12059 * final.c (pass_compute_alignments): Likewise.
12060 * function.c (pass_instantiate_virtual_regs): Likewise.
12061 (pass_init_function): Likewise.
12062 (pass_leaf_regs): Likewise.
12063 (pass_match_asm_constraints): Likewise.
12064 * gimple-low.c (pass_lower_cf): Likewise.
12065 (pass_mark_used_blocks): Likewise.
12066 * init-regs.c (pass_initialize_regs): Likewise.
12067 * integrate.c (pass_initial_value_sets): Likewise.
12068 * ira.c (pass_ira): Likewise.
12069 * jump.c (pass_cleanup_barriers): Likewise.
12070 * omp-low.c (pass_expand_omp): Likewise.
12071 (pass_lower_omp): Likewise.
12072 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
12073 * recog.c (pass_split_all_insns): Likewise.
12074 (pass_split_after_reload): Likewise.
12075 (pass_split_before_regstack): Likewise.
12076 (pass_split_before_sched2): Likewise.
12077 (pass_split_for_shorten_branches): Likewise.
12078 * reginfo.c (pass_reginfo_init): Likewise.
12079 (pass_subregs_of_mode_init): Likewise.
12080 (pass_subregs_of_mode_finish): Likewise.
12081 * passes.c (pass_postreload): Likewise.
12082 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
12083 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
12084 (pass_warn_function_return): Likewise.
12085 (pass_warn_function_noreturn): Likewise.
12086 * tree-complex.c (pass_lower_complex): Likewise.
12087 (pass_lower_complex_O0): Likewise.
12088 * tree-if-conv.c (pass_if_conversion): Likewise.
12089 * tree-into-ssa.c (pass_build_ssa): Likewise.
12090 * tree-mudflap.c (pass_mudflap_1): Likewise.
12091 (pass_mudflap_2): Likewise.
12092 * tree-nomudflap.c (pass_mudflap_1): Likewise.
12093 (pass_mudflap_2): Likewise.
12094 * tree-nrv.c (pass_return_slot): Likewise.
12095 * tree-object-size.c (pass_object_sizes): Likewise.
12096 * tree-optimize.c (pass_all_optimizations): Likewise.
12097 (pass_early_local_passes): Likewise.
12098 (pass_all_early_optimizations): Likewise.
12099 (pass_cleanup_cfg): Likewise.
12100 (pass_cleanup_cfg_post_optimizing): Likewise.
12101 (pass_free_datastructures): Likewise.
12102 (pass_free_cfg_annotations): Likewise.
12103 (pass_fixup_cfg): Likewise.
12104 (pass_init_datastructures): Likewise.
12105 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
12106 (pass_late_warn_uninitialized): Likewise.
12107 (pass_update_address_taken): Likewise.
12108 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
12109 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
12110 (pass_cse_sincos): Likewise.
12111 (pass_convert_to_rsqrt): Likewise.
12112 * tree-ssa-structalias.c (pass_build_alias): Likewise.
12113 * tree-stdarg.c (pass_stdarg): Likewise.
12114 * tree-tailcall.c (pass_tail_recursion): Likewise.
12115 (pass_tail_calls): Likewise.
12116 * tree-vect-generic.c (pass_lower_vector): Likewise.
12117 (pass_lower_vector_ssa): Likewise.
12118 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
12120 2009-04-16 Joseph Myers <joseph@codesourcery.com>
12122 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
12124 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
12126 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
12127 logical and signext.
12129 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
12132 * config/sh/predicates.md (arith_operand): Check if the operand
12133 of TRUNCATE is a REG.
12135 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12137 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12138 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12140 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12142 * tree-iterator.c (tsi_split_statement_list_after,
12143 tsi_split_statement_list_before): Remove.
12144 * tree-iterator.h: Remove the prototypes for
12145 tsi_split_statement_list_after and tsi_split_statement_list_before.
12147 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12149 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
12150 * tree-ssa-propagate.h: Remove the prototype for
12151 stmt_makes_single_load.
12153 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12155 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
12156 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
12158 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12160 * tree-iterator.c (EXPR_LAST_BODY): Remove.
12162 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12164 * except.c (eh_region_outer_p): Remove.
12165 * except.h: Remove the prototype for eh_region_outer_p.
12167 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12169 * function.c (current_function_assembler_name): Remove.
12170 * function.h: Remove the prototype for
12171 current_function_assembler_name.
12173 2009-04-16 Ian Lance Taylor <iant@google.com>
12175 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
12176 (add_reg_note): Call alloc_reg_note.
12177 * rtl.h (alloc_reg_note): Declare.
12178 * combine.c (try_combine): Use alloc_reg_note.
12179 (recog_for_combine, move_deaths): Likewise.
12180 (distribute_notes): Use alloc_reg_note and add_reg_note.
12181 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
12182 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
12183 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
12185 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
12187 PR rtl-optimization/39762
12188 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
12189 ira_may_move_out_cost): Add comments about way of their usage.
12190 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
12192 * ira-conflicts.c (process_regs_for_copy): Use function
12193 ira_get_register_move_cost instead of global
12194 ira_register_move_cost.
12196 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
12197 color_pass, move_spill_restore, update_curr_costs): Ditto.
12199 * ira-lives.c (process_single_reg_class_operands): Ditto.
12201 * ira-emit.c (emit_move_list): Ditto.
12203 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
12204 (record_reg_classes): Ditto. Use functions
12205 ira_get_register_move_cost and ira_get_may_move_cost instead of
12206 global vars ira_register_move_cost, ira_may_move_out_cost and
12207 ira_may_move_in_cost.
12208 (record_address_regs): Don't call ira_init_register_move_cost.
12209 Use function ira_get_may_move_cost instead of global
12210 ira_may_move_in_cost.
12211 (process_bb_node_for_hard_reg_moves): Use function
12212 ira_get_register_move_cost instead of global ira_register_move_cost.
12213 (ira_costs): Don't call ira_init_register_move_cost.
12215 2009-04-16 Richard Guenther <rguenther@suse.de>
12217 * tree-cfg.c (verify_gimple_assign_binary):
12218 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12219 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12220 (create_general_new_stmt): Note that this function is broken.
12222 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12224 * common.opt (fhelp): Add Var(help_flag).
12225 * gcc-plugin.h (plugin_info): Add help.
12226 * plugin.c (plugin_name_args): Add help.
12227 (register_plugin_info): Set plugin->help.
12228 (print_help_one_plugin): New.
12229 (print_plugins_help): New.
12230 * plugin.h (print_plugins_help): New.
12231 * toplev.c (toplev_main): Call print_plugins_help if needed.
12233 2009-04-16 Richard Guenther <rguenther@suse.de>
12235 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12236 (gimple_ior_addresses_taken_1): New function.
12237 (gimple_ior_addresses_taken): Likewise.
12238 * gimple.h (struct gimple_statement_with_ops_base): Remove
12239 addresses_taken member.
12240 (gimple_ior_addresses_taken): Declare.
12241 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12242 gimple_set_addresses_taken): Remove.
12243 * ipa-reference.c (mark_address): New function.
12244 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12245 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12246 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12247 (gimple_add_to_addresses_taken): Remove.
12248 (get_tmr_operands): Call mark_address_taken.
12249 (get_asm_expr_operands): Likewise.
12250 (get_expr_operands): Likewise.
12251 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12252 (free_stmt_operands): Do not free it.
12253 * tree-ssa.c (delete_tree_ssa): Likewise.
12254 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12256 2009-04-16 Richard Guenther <rguenther@suse.de>
12258 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12259 (walk_stmt_load_store_ops): Likewise.
12260 * gimple.c (get_base_loadstore): New function.
12261 (walk_stmt_load_store_addr_ops): Likewise.
12262 (walk_stmt_load_store_ops): Likewise.
12263 * ipa-pure-const.c (check_op): Simplify.
12264 (check_load, check_store): New functions.
12265 (check_stmt): Use walk_stmt_load_store_ops.
12266 * ipa-reference.c (mark_load): Adjust signature.
12267 (mark_store): Likewise.
12268 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12270 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12272 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12273 (plugin_info): New.
12274 * opts.c (common_handle_option): Don't call print_version.
12275 * plugin.c (plugin_name_args): Add version.
12276 (register_plugin_info): New.
12277 (register_callback): Handle PLUGIN_INFO.
12278 (try_init_one_plugin): New.
12279 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12281 (finalize_one_plugin): New.
12282 (finalize_plugins): New.
12283 (print_one_plugin): New.
12284 (print_plugins_versions): New.
12285 * plugin.h (print_plugins_versions): New.
12286 (finalize_plugins): New.
12287 * toplev.c (compile_file): Don't call initialize_plugins.
12288 (print_version): Call print_plugins_versions.
12289 (toplev_main): Call initialize_plugins. Print version if needed.
12290 Call finalize_plugins.
12292 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12294 * common.opt (fversion): New.
12295 * gcc.c (print_version): New.
12296 (process_command): Don't print the version. Just set print_version.
12297 (main): Print version. Call subprocesses if print_version and
12298 verbose_flag are set.
12299 * opts.c (common_handle_option): Handle OPT_fversion.
12301 2009-04-16 Richard Guenther <rguenther@suse.de>
12302 Ira Rosen <irar@il.ibm.com>
12304 PR tree-optimization/39698
12305 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12306 type of the reduction variable. Only generate the def if
12309 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12310 make sure to first convert to an integer of the same precision.
12311 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12312 the type of the evolution correctly in computing the new
12313 induction variable base.
12315 2009-04-16 Richard Guenther <rguenther@suse.de>
12317 PR middle-end/39625
12318 * tree-cfg.c (make_blocks): Split statements with to-be
12319 abnormal SSA names on the lhs.
12321 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12323 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12324 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12325 * c-typeck.c (really_start_incremental_init): Likewise.
12326 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12327 (TARGET_INITIALIZER): Remove it.
12328 * target.h (struct target): Remove vector_opaque_p.
12329 * tree.c (build_opaque_vector_type): New.
12330 * tree.h (TYPE_VECTOR_OPAQUE): New.
12331 (build_opaque_vector_type): Declare.
12332 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12333 * config/rs6000/rs6000.c (build_opaque_vector_type,
12334 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12335 (rs6000_init_builtins): Use build_opaque_vector_type for
12336 opaque_V4SI_type_node.
12338 2009-04-15 Catherine Moore <clm@codesourcery.com>
12340 * debug.h (set_name): Declare.
12341 * dwarf2out.c (dwarf2out_set_name): Declare.
12342 (dwarf2_debug_hooks): Add set_name.
12343 (find_AT_string): New.
12344 (add_AT_string): Call find_AT_string.
12345 (dwarf2out_set_name): New.
12346 * cp/decl.c (grokdeclarator): Call set_name.
12347 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12348 * debug.c (do_nothing_debug_hooks): Likewise.
12349 * dbxout.c (dbx_debug_hooks): Likewise.
12350 * sdbout.c (sdb_debug_hooks): Likewise.
12352 2009-04-15 Michael Eager <eager@eagercon.com>
12354 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12355 reg for single-precision FPU.
12356 * config/rs6000/rs6000.md (movsi_internal1): Only for
12357 !TARGET_SINGLE_FPU.
12358 (movsi_internal1_single): New. Add pattern to move SI values to/from
12359 single-precision FP regs.
12361 2009-04-15 Richard Guenther <rguenther@suse.de>
12363 * omp-low.c (lower_rec_input_clauses): Build correct address
12365 (expand_omp_for_generic): Fix multiplication type.
12366 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12367 (generate_memset_zero): Fix types.
12368 * tree-profile.c (prepare_instrumented_value): Correctly
12371 2009-04-15 Ian Lance Taylor <iant@google.com>
12373 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12374 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12375 for -Wall and for -Wc++-compat.
12376 (c_common_post_options): For C++, set warn_enum_compare if not
12378 * c-tree.h (struct c_expr): Add field original_type.
12379 (build_external_ref): Update declaration.
12380 * c-parser.c (c_parser_braced_init): Set original_type.
12381 (c_parser_initelt): Likewise.
12382 (c_parser_expr_no_commas): Likewise.
12383 (c_parser_conditional_expression): Likewise.
12384 (c_parser_cast_expression): Likewise.
12385 (c_parser_unary_expression): Likewise. Pull setting of
12386 original_code to top of function.
12387 (c_parser_sizeof_expression): Set original_type.
12388 (c_parser_alignof_expression): Likewise.
12389 (c_parser_postfix_expression): Likewise. Pull setting of
12390 original_code to top of function.
12391 (c_parser_postfix_expression_after_paren_type): Set original_type.
12392 (c_parser_postfix_expression_after_primary): Likewise.
12393 (c_parser_expression): Likewise.
12394 * c-typeck.c (build_external_ref): Add type parameter. Change all
12396 (c_expr_sizeof_expr): Set original_type field.
12397 (parser_build_unary_op): Likewise.
12398 (parser_build_binary_op): Likewise. Optionally warn about
12399 comparisons of enums of different types.
12400 (digest_init): Set original_type field.
12401 (really_start_incremental_init): Likewise.
12402 (push_init_level, pop_init_level): Likewise.
12403 * doc/invoke.texi (Warning Options): -Wenum-compare now
12406 2009-04-15 Richard Guenther <rguenther@suse.de>
12408 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12409 out a necessary conversion.
12410 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12411 names we didn't value number.
12412 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12414 2009-04-15 Richard Guenther <rguenther@suse.de>
12416 PR tree-optimization/39764
12417 * tree-ssa-ccp.c (get_value): Canonicalize value with
12418 canonicalize_float_value.
12420 2009-04-15 Jan Hubicka <jh@suse.cz>
12422 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12423 Wrong version of patch.
12425 2009-04-15 Jan Hubicka <jh@suse.cz>
12427 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12429 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12431 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12432 our distinct integral and vector types.
12434 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12436 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12437 * init.c (build_vtbl_address): Remove call to assemble_external.
12439 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12441 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12442 output for other floating point modes.
12444 2009-04-14 Diego Novillo <dnovillo@google.com>
12446 * diagnostic.c (diagnostic_report_diagnostic): Do not
12447 warn about loaded plugins for DK_ERROR and DK_WARNING.
12448 * c-decl.c (declspecs_add_type): Move call to
12449 invoke_plugin_callbacks ...
12450 * c-parser.c (c_parser_declspecs): ... here.
12451 * plugin.c (dump_active_plugins): Tidy output.
12453 2009-04-14 Diego Novillo <dnovillo@google.com>
12454 Le-Chun Wu <lcwu@google.com>
12456 * configure.ac: Add --enable-plugin support.
12457 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12458 * Makefile.in (PLUGIN_H): Define.
12459 Export ENABLE_PLUGIN and GMPINC to site.exp.
12460 Add PLUGINLIBS to link command.
12461 Add/modify dependencies for plugin.o and files including plugin.h.
12463 * config.in: Regenerate.
12465 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12468 2009-04-14 Le-Chun Wu <lcwu@google.com>
12470 * tree-pass.h (register_one_dump_file): Add a prototype for
12471 register_one_dump_file.
12472 * toplev.c (compile_file): Call initialize_plugins.
12473 (do_compile): Call invoke_plugin_callbacks.
12474 (toplev_main): Call invoke_plugin_callbacks.
12475 * common.opt: Add -fplugin= and -fplugin-arg-.
12476 * gcc-plugin.h: New public header file for plugins to include.
12477 * plugin.c: New source file.
12478 * plugin.h: New internal header file.
12479 * passes.c (register_one_dump_file): Make it external.
12481 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12483 2009-04-14 Diego Novillo <dnovillo@google.com>
12485 * doc/plugins.texi: New.
12486 * doc/gccint.texi: Add reference to Plugins chapter.
12487 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12488 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12489 loaded plugins, if any.
12490 * timevar.def (TV_PLUGIN_INIT): Define.
12491 (TV_PLUGIN_RUN): Define.
12492 * plugin.c: Include timevar.h
12493 (plugins_active_p): New.
12494 (dump_active_plugins): New.
12495 (debug_active_plugins): New.
12497 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12499 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12501 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12503 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12505 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12506 the same as a minus without a shift.
12508 2009-04-14 Nick Clifton <nickc@redhat.com>
12510 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12511 comparisons with small integers will always produce a short
12514 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12517 2008-12-19 Diego Novillo <dnovillo@google.com>
12519 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12521 2009-04-14 Richard Guenther <rguenther@suse.de>
12523 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12525 (verify_gimple_assign_binary): Likewise. Handle shifts and
12527 (verify_gimple_phi): Print the mismatched argument position.
12528 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12530 (vect_update_init_of_dr): Likewise.
12531 * matrix-reorg.c (transform_access_sites): Do what the
12533 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12535 2009-04-13 Michael Eager <eager@eagercon.com>
12537 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12538 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12539 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12540 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12541 remove duplicate config
12543 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12545 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12546 file_name:line_number type locator of the call site.
12548 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12550 * genautomata.c: Put blank after comma.
12551 (automaton_decls): New.
12552 (struct unit_usage): Add comments to member next.
12553 (store_alt_unit_usage): Keep the list ordered.
12554 (unit_present_on_list_p, equal_alternatives_p): New.
12555 (check_regexp_units_distribution): Check units distribution
12556 correctness correctly.
12557 (main): Don't write automata if error is found. Return correct
12560 * config/m68k/cf.md (cfv4_ds): Remove.
12561 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12562 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12564 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12565 power4-load-ext, power4-store, power4-store-update,
12566 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12567 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12568 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12569 power4-sqrt, power4-isync): Modify reservation to make correct
12570 unit distribution to automata.
12572 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12573 power5-store-update, power5-two, power5-three, power5-lmul,
12574 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12576 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12578 * except.c (pass_set_nothrow_function_flags): Set name and add
12580 (set_nothrow_function_flags): Mention in the dump file when
12581 changing a function to nothrow.
12583 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12586 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12587 instead of unsigned long.
12589 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12591 * config/arm/arm.c (return_used_this_function): Remove.
12592 (arm_output_function_prologue): Remove use of
12593 return_used_this_function.
12594 (output_return_instruction): Replace use of
12595 return_used_this_function
12596 by cfun->machine->return_used_this_function.
12597 (arm_output_epilogue): Likewise.
12598 (arm_output_function_epilogue): Likewise.
12599 (thumb_unexpanded_epilogue): Likewise.
12600 * config/arm/arm.h (struct machine_function):
12601 New member return_used_this_function.
12603 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12605 * doc/install.texi: Correct description of default directory for
12606 --with-gxx-include-dir.
12608 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12610 * fold-const.c (build_range_check): Properly deal with enumeral and
12611 boolean base types.
12613 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12615 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12616 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12617 * params.h (MAX_GCSE_PASSES): Remove.
12618 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12619 in sequence. Remove ability to run multiple passes.
12620 (bypass_jumps): Report run as third CPROP pass.
12622 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12624 PR middle-end/39651
12625 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12626 when deciding whether the whole SEQUENCE can throw.
12628 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12631 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12632 offseted label references.
12634 2009-04-11 Jan Hubicka <jh@suse.cz>
12636 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12638 2009-04-11 Richard Guenther <rguenther@suse.de>
12640 PR middle-end/39732
12641 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12642 return variables as TREE_ADDRESSABLE.
12644 2009-04-11 Richard Guenther <rguenther@suse.de>
12646 PR tree-optimization/39713
12647 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12648 reference trees have SSA_NAME operands.
12650 2009-04-11 Richard Guenther <rguenther@suse.de>
12653 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12654 address expressions.
12656 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12658 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12659 match changes in Cygwin 1.7
12660 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12661 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12663 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12665 PR tree-optimization/39701
12666 * doc/invoke.texi (Optimization Options): Document change in
12667 meaning and initialization of -fdelete-null-pointer-checks.
12669 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12671 PR middle-end/39701
12672 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12674 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12677 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12679 2009-04-10 Chao-ying Fu <fu@mips.com>
12681 * doc/tm.texi (Instruction Output): Document
12682 TARGET_ASM_FINAL_POSTSCAN_INSN.
12683 * target.h (final_postscan_insn): New field in asm_out.
12684 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12685 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12686 * final.c (final_scan_insn): Call
12687 targetm.asm_out.final_postscan_insn after outputting
12688 an asm macro and a normal instruction.
12690 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12691 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12692 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12693 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12694 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12696 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12698 PR middle-end/39701
12699 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12700 variables as non-NULL even with -fdelete-null-pointer-checks.
12702 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12704 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12706 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12709 * config/i386/i386.c (classify_argument): Handle SCmode with
12710 (bit_offset % 64) != 0.
12712 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12714 * doc/invoke.texi (Optimize Options): Add cross-reference to
12715 -Q --help=optimizers examples.
12717 2009-04-10 Ben Elliston <bje@au.ibm.com>
12720 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12721 regalign for the reg == fpr and TDmode case.
12723 2009-04-09 David Ayers <ayers@fsfe.org>
12726 * objc/objc-act.c (warn_with_method): Remove helper function.
12727 (check_duplicates): Call warning and inform directly.
12728 (really_start_method): Likewise.
12730 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12732 * expmed.c (expand_divmod): Always use a comparison for a division
12733 by a large unsigned integer.
12735 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12736 for things others than variables or functions as nonzero.
12738 2009-04-09 Nick Clifton <nickc@redhat.com>
12740 * unwind-compat.c: Change copyright header to refer to version
12741 3 of the GNU General Public License with version 3.1 of the
12742 GCC Runtime Library Exception and to point readers at the
12743 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12744 * config/alpha/crtfastmath.c: Likewise.
12745 * config/alpha/linux-unwind.h: Likewise.
12746 * config/alpha/qrnnd.asm: Likewise.
12747 * config/alpha/vms-crt0-64.c: Likewise.
12748 * config/alpha/vms-crt0.c: Likewise.
12749 * config/alpha/vms-dwarf2.asm: Likewise.
12750 * config/alpha/vms-dwarf2eh.asm: Likewise.
12751 * config/alpha/vms-psxcrt0-64.c: Likewise.
12752 * config/alpha/vms-psxcrt0.c: Likewise.
12753 * config/alpha/vms_tramp.asm: Likewise.
12754 * config/arc/initfini.c: Likewise.
12755 * config/arc/lib1funcs.asm: Likewise.
12756 * config/arm/bpabi-v6m.S: Likewise.
12757 * config/arm/bpabi.S: Likewise.
12758 * config/arm/bpabi.c: Likewise.
12759 * config/arm/crti.asm: Likewise.
12760 * config/arm/crtn.asm: Likewise.
12761 * config/arm/ieee754-df.S: Likewise.
12762 * config/arm/ieee754-sf.S: Likewise.
12763 * config/arm/lib1funcs.asm: Likewise.
12764 * config/arm/libunwind.S: Likewise.
12765 * config/arm/linux-atomic.c: Likewise.
12766 * config/arm/mmintrin.h: Likewise.
12767 * config/arm/pr-support.c: Likewise.
12768 * config/arm/unaligned-funcs.c: Likewise.
12769 * config/arm/unwind-arm.c: Likewise.
12770 * config/arm/unwind-arm.h: Likewise.
12771 * config/avr/libgcc.S: Likewise.
12772 * config/bfin/crti.s: Likewise.
12773 * config/bfin/crtlibid.s: Likewise.
12774 * config/bfin/crtn.s: Likewise.
12775 * config/bfin/lib1funcs.asm: Likewise.
12776 * config/bfin/linux-unwind.h: Likewise.
12777 * config/cris/arit.c: Likewise.
12778 * config/cris/cris_abi_symbol.c: Likewise.
12779 * config/darwin-64.c: Likewise.
12780 * config/darwin-crt2.c: Likewise.
12781 * config/darwin-crt3.c: Likewise.
12782 * config/darwin.h: Likewise.
12783 * config/dbxelf.h: Likewise.
12784 * config/dfp-bit.c: Likewise.
12785 * config/dfp-bit.h: Likewise.
12786 * config/elfos.h: Likewise.
12787 * config/fixed-bit.c: Likewise.
12788 * config/fixed-bit.h: Likewise.
12789 * config/fp-bit.c: Likewise.
12790 * config/fp-bit.h: Likewise.
12791 * config/fr30/crti.asm: Likewise.
12792 * config/fr30/crtn.asm: Likewise.
12793 * config/fr30/lib1funcs.asm: Likewise.
12794 * config/freebsd-spec.h: Likewise.
12795 * config/frv/cmovd.c: Likewise.
12796 * config/frv/cmovh.c: Likewise.
12797 * config/frv/cmovw.c: Likewise.
12798 * config/frv/frvbegin.c: Likewise.
12799 * config/frv/frvend.c: Likewise.
12800 * config/frv/lib1funcs.asm: Likewise.
12801 * config/glibc-stdint.h: Likewise.
12802 * config/h8300/clzhi2.c: Likewise.
12803 * config/h8300/crti.asm: Likewise.
12804 * config/h8300/crtn.asm: Likewise.
12805 * config/h8300/ctzhi2.c: Likewise.
12806 * config/h8300/fixunssfsi.c: Likewise.
12807 * config/h8300/lib1funcs.asm: Likewise.
12808 * config/h8300/parityhi2.c: Likewise.
12809 * config/h8300/popcounthi2.c: Likewise.
12810 * config/i386/ammintrin.h: Likewise.
12811 * config/i386/att.h: Likewise.
12812 * config/i386/avxintrin.h: Likewise.
12813 * config/i386/biarch64.h: Likewise.
12814 * config/i386/bmmintrin.h: Likewise.
12815 * config/i386/cpuid.h: Likewise.
12816 * config/i386/cross-stdarg.h: Likewise.
12817 * config/i386/crtfastmath.c: Likewise.
12818 * config/i386/crtprec.c: Likewise.
12819 * config/i386/cygming-crtbegin.c: Likewise.
12820 * config/i386/cygming-crtend.c: Likewise.
12821 * config/i386/cygwin.asm: Likewise.
12822 * config/i386/emmintrin.h: Likewise.
12823 * config/i386/gmm_malloc.h: Likewise.
12824 * config/i386/gthr-win32.c: Likewise.
12825 * config/i386/i386.h: Likewise.
12826 * config/i386/immintrin.h: Likewise.
12827 * config/i386/linux-unwind.h: Likewise.
12828 * config/i386/linux64.h: Likewise.
12829 * config/i386/mm3dnow.h: Likewise.
12830 * config/i386/mmintrin-common.h: Likewise.
12831 * config/i386/mmintrin.h: Likewise.
12832 * config/i386/nmmintrin.h: Likewise.
12833 * config/i386/pmm_malloc.h: Likewise.
12834 * config/i386/pmmintrin.h: Likewise.
12835 * config/i386/smmintrin.h: Likewise.
12836 * config/i386/sol2-c1.asm: Likewise.
12837 * config/i386/sol2-ci.asm: Likewise.
12838 * config/i386/sol2-cn.asm: Likewise.
12839 * config/i386/sol2-gc1.asm: Likewise.
12840 * config/i386/tmmintrin.h: Likewise.
12841 * config/i386/unix.h: Likewise.
12842 * config/i386/w32-unwind.h: Likewise.
12843 * config/i386/wmmintrin.h: Likewise.
12844 * config/i386/x86-64.h: Likewise.
12845 * config/i386/x86intrin.h: Likewise.
12846 * config/i386/xmmintrin.h: Likewise.
12847 * config/ia64/crtbegin.asm: Likewise.
12848 * config/ia64/crtend.asm: Likewise.
12849 * config/ia64/crtfastmath.c: Likewise.
12850 * config/ia64/crti.asm: Likewise.
12851 * config/ia64/crtn.asm: Likewise.
12852 * config/ia64/fde-glibc.c: Likewise.
12853 * config/ia64/lib1funcs.asm: Likewise.
12854 * config/ia64/linux-unwind.h: Likewise.
12855 * config/ia64/quadlib.c: Likewise.
12856 * config/ia64/unwind-ia64.c: Likewise.
12857 * config/linux.h: Likewise.
12858 * config/m32c/m32c-lib1.S: Likewise.
12859 * config/m32c/m32c-lib2-trapv.c: Likewise.
12860 * config/m32c/m32c-lib2.c: Likewise.
12861 * config/m32r/initfini.c: Likewise.
12862 * config/m68hc11/larith.asm: Likewise.
12863 * config/m68hc11/m68hc11-crt0.S: Likewise.
12864 * config/m68k/cf.md: Likewise.
12865 * config/m68k/crti.s: Likewise.
12866 * config/m68k/crtn.s: Likewise.
12867 * config/m68k/lb1sf68.asm: Likewise.
12868 * config/m68k/linux-unwind.h: Likewise.
12869 * config/mcore/crti.asm: Likewise.
12870 * config/mcore/crtn.asm: Likewise.
12871 * config/mcore/lib1.asm: Likewise.
12872 * config/mips/linux-unwind.h: Likewise.
12873 * config/mips/loongson.h: Likewise.
12874 * config/mips/mips16.S: Likewise.
12875 * config/mmix/crti.asm: Likewise.
12876 * config/mmix/crtn.asm: Likewise.
12877 * config/pa/fptr.c: Likewise.
12878 * config/pa/hpux-unwind.h: Likewise.
12879 * config/pa/lib2funcs.asm: Likewise.
12880 * config/pa/linux-atomic.c: Likewise.
12881 * config/pa/linux-unwind.h: Likewise.
12882 * config/pa/milli64.S: Likewise.
12883 * config/pa/quadlib.c: Likewise.
12884 * config/pa/stublib.c: Likewise.
12885 * config/picochip/libgccExtras/adddi3.asm: Likewise.
12886 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
12887 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
12888 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
12889 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
12890 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
12891 * config/picochip/libgccExtras/divmod15.asm: Likewise.
12892 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
12893 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
12894 * config/picochip/libgccExtras/longjmp.asm: Likewise.
12895 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
12896 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
12897 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
12898 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
12899 * config/picochip/libgccExtras/setjmp.asm: Likewise.
12900 * config/picochip/libgccExtras/subdi3.asm: Likewise.
12901 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
12902 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
12903 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
12904 * config/rs6000/750cl.h: Likewise.
12905 * config/rs6000/altivec.h: Likewise.
12906 * config/rs6000/biarch64.h: Likewise.
12907 * config/rs6000/crtresfpr.asm: Likewise.
12908 * config/rs6000/crtresgpr.asm: Likewise.
12909 * config/rs6000/crtresxfpr.asm: Likewise.
12910 * config/rs6000/crtresxgpr.asm: Likewise.
12911 * config/rs6000/crtsavfpr.asm: Likewise.
12912 * config/rs6000/crtsavgpr.asm: Likewise.
12913 * config/rs6000/darwin-asm.h: Likewise.
12914 * config/rs6000/darwin-fallback.c: Likewise.
12915 * config/rs6000/darwin-fpsave.asm: Likewise.
12916 * config/rs6000/darwin-ldouble.c: Likewise.
12917 * config/rs6000/darwin-tramp.asm: Likewise.
12918 * config/rs6000/darwin-unwind.h: Likewise.
12919 * config/rs6000/darwin-vecsave.asm: Likewise.
12920 * config/rs6000/darwin-world.asm: Likewise.
12921 * config/rs6000/e500crtres32gpr.asm: Likewise.
12922 * config/rs6000/e500crtres64gpr.asm: Likewise.
12923 * config/rs6000/e500crtres64gprctr.asm: Likewise.
12924 * config/rs6000/e500crtrest32gpr.asm: Likewise.
12925 * config/rs6000/e500crtrest64gpr.asm: Likewise.
12926 * config/rs6000/e500crtresx32gpr.asm: Likewise.
12927 * config/rs6000/e500crtresx64gpr.asm: Likewise.
12928 * config/rs6000/e500crtsav32gpr.asm: Likewise.
12929 * config/rs6000/e500crtsav64gpr.asm: Likewise.
12930 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
12931 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
12932 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
12933 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
12934 * config/rs6000/eabi-ci.asm: Likewise.
12935 * config/rs6000/eabi-cn.asm: Likewise.
12936 * config/rs6000/eabi.asm: Likewise.
12937 * config/rs6000/linux-unwind.h: Likewise.
12938 * config/rs6000/linux64.h: Likewise.
12939 * config/rs6000/paired.h: Likewise.
12940 * config/rs6000/paired.md: Likewise.
12941 * config/rs6000/ppc64-fp.c: Likewise.
12942 * config/rs6000/ppu_intrinsics.h: Likewise.
12943 * config/rs6000/rs6000.h: Likewise.
12944 * config/rs6000/si2vmx.h: Likewise.
12945 * config/rs6000/sol-ci.asm: Likewise.
12946 * config/rs6000/sol-cn.asm: Likewise.
12947 * config/rs6000/spe.h: Likewise.
12948 * config/rs6000/spu2vmx.h: Likewise.
12949 * config/rs6000/sysv4.h: Likewise.
12950 * config/rs6000/tramp.asm: Likewise.
12951 * config/rs6000/vec_types.h: Likewise.
12952 * config/s390/linux-unwind.h: Likewise.
12953 * config/s390/tpf-unwind.h: Likewise.
12954 * config/score/crti.asm: Likewise.
12955 * config/score/crtn.asm: Likewise.
12956 * config/sh/crt1.asm: Likewise.
12957 * config/sh/crti.asm: Likewise.
12958 * config/sh/crtn.asm: Likewise.
12959 * config/sh/divtab-sh4-300.c: Likewise.
12960 * config/sh/divtab-sh4.c: Likewise.
12961 * config/sh/divtab.c: Likewise.
12962 * config/sh/lib1funcs-4-300.asm: Likewise.
12963 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
12964 * config/sh/lib1funcs.asm: Likewise.
12965 * config/sh/lib1funcs.h: Likewise.
12966 * config/sh/linux-atomic.asm: Likewise.
12967 * config/sh/linux-unwind.h: Likewise.
12968 * config/sh/shmedia.h: Likewise.
12969 * config/sh/sshmedia.h: Likewise.
12970 * config/sh/ushmedia.h: Likewise.
12971 * config/sparc/crtfastmath.c: Likewise.
12972 * config/sparc/linux-unwind.h: Likewise.
12973 * config/sparc/sol2-c1.asm: Likewise.
12974 * config/sparc/sol2-ci.asm: Likewise.
12975 * config/sparc/sol2-cn.asm: Likewise.
12976 * config/spu/divmodti4.c: Likewise.
12977 * config/spu/divv2df3.c: Likewise.
12978 * config/spu/float_disf.c: Likewise.
12979 * config/spu/float_unsdidf.c: Likewise.
12980 * config/spu/float_unsdisf.c: Likewise.
12981 * config/spu/float_unssidf.c: Likewise.
12982 * config/spu/mfc_multi_tag_release.c: Likewise.
12983 * config/spu/mfc_multi_tag_reserve.c: Likewise.
12984 * config/spu/mfc_tag_release.c: Likewise.
12985 * config/spu/mfc_tag_reserve.c: Likewise.
12986 * config/spu/mfc_tag_table.c: Likewise.
12987 * config/spu/multi3.c: Likewise.
12988 * config/spu/spu_internals.h: Likewise.
12989 * config/spu/spu_intrinsics.h: Likewise.
12990 * config/spu/spu_mfcio.h: Likewise.
12991 * config/spu/vec_types.h: Likewise.
12992 * config/spu/vmx2spu.h: Likewise.
12993 * config/stormy16/stormy16-lib2.c: Likewise.
12994 * config/svr4.h: Likewise.
12995 * config/sync.c: Likewise.
12996 * config/v850/lib1funcs.asm: Likewise.
12997 * config/vxlib-tls.c: Likewise.
12998 * config/vxlib.c: Likewise.
12999 * config/vxworks-dummy.h: Likewise.
13000 * config/xtensa/crti.asm: Likewise.
13001 * config/xtensa/crtn.asm: Likewise.
13002 * config/xtensa/ieee754-df.S: Likewise.
13003 * config/xtensa/ieee754-sf.S: Likewise.
13004 * config/xtensa/lib1funcs.asm: Likewise.
13005 * config/xtensa/lib2funcs.S: Likewise.
13006 * config/xtensa/linux-unwind.h: Likewise.
13007 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13008 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13009 * coretypes.h: Likewise.
13010 * crtstuff.c: Likewise.
13011 * defaults.h: Likewise.
13012 * dwarf2.h: Likewise.
13013 * emutls.c: Likewise.
13014 * gbl-ctors.h: Likewise.
13015 * gcov-io.h: Likewise.
13016 * ginclude/float.h: Likewise.
13017 * ginclude/iso646.h: Likewise.
13018 * ginclude/stdarg.h: Likewise.
13019 * ginclude/stdbool.h: Likewise.
13020 * ginclude/stddef.h: Likewise.
13021 * ginclude/stdfix.h: Likewise.
13022 * ginclude/stdint-gcc.h: Likewise.
13023 * ginclude/tgmath.h: Likewise.
13024 * gthr-aix.h: Likewise.
13025 * gthr-dce.h: Likewise.
13026 * gthr-gnat.c: Likewise.
13027 * gthr-gnat.h: Likewise.
13028 * gthr-lynx.h: Likewise.
13029 * gthr-mipssde.h: Likewise.
13030 * gthr-nks.h: Likewise.
13031 * gthr-posix.c: Likewise.
13032 * gthr-posix.h: Likewise.
13033 * gthr-posix95.h: Likewise.
13034 * gthr-rtems.h: Likewise.
13035 * gthr-single.h: Likewise.
13036 * gthr-solaris.h: Likewise.
13037 * gthr-tpf.h: Likewise.
13038 * gthr-vxworks.h: Likewise.
13039 * gthr-win32.h: Likewise.
13040 * gthr.h: Likewise.
13041 * libgcc2.c: Likewise.
13042 * libgcc2.h: Likewise.
13043 * libgcov.c: Likewise.
13044 * tsystem.h: Likewise.
13045 * typeclass.h: Likewise.
13046 * unwind-c.c: Likewise.
13047 * unwind-compat.h: Likewise.
13048 * unwind-dw2-fde-compat.c: Likewise.
13049 * unwind-dw2-fde-darwin.c: Likewise.
13050 * unwind-dw2-fde-glibc.c: Likewise.
13051 * unwind-dw2-fde.c: Likewise.
13052 * unwind-dw2-fde.h: Likewise.
13053 * unwind-dw2.c: Likewise.
13054 * unwind-dw2.h: Likewise.
13055 * unwind-generic.h: Likewise.
13056 * unwind-pe.h: Likewise.
13057 * unwind-sjlj.c: Likewise.
13058 * unwind.inc: Likewise.
13059 * config/arm/neon-gen.ml: Change generated copyright header to
13060 refer to version 3 of the GNU General Public License with
13061 version 3.1 of the GCC Runtime Library Exception and to point
13062 readers at the COPYING3 and COPYING3.RUNTIME files and the
13063 FSF's license web page.
13064 * config/arm/arm_neon.h: Regenerate.
13066 2009-04-09 Jakub Jelinek <jakub@redhat.com>
13068 * config/cris/cris.md: Change copyright header to refer to version
13069 3 of the GNU General Public License.
13070 * doc/install.texi2html: Change copyright header to refer to version
13071 3 of the GNU General Public License and to point readers at the
13072 COPYING3 file and the FSF's license web page.
13073 * config/vax/linux.h: Likewise.
13075 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13077 * config/i386/i386.md (cmpcc): New.
13078 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
13079 (sync_compare_and_swap_cc*): Delete.
13081 * config/s390/s390.c (s390_compare_emitted): Remove.
13082 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
13083 s390_compare_emitted used to be handled. Assert that modes match.
13084 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
13085 refer to sync_compare_and_swap_ccsi.
13086 * config/s390/s390.h (s390_compare_emitted): Remove.
13087 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
13088 instead of s390_compare_emitted.
13089 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
13090 instead of s390_compare_emitted.
13091 * config/s390/s390.md (cmpcc): New.
13092 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
13093 CC_REGNUM, do not pretend it's set.
13094 (sync_compare_and_swap_cc*): Delete.
13095 * config/s390/predicates.md (cc_reg_operand): New.
13097 * expr.c (sync_compare_and_swap_cc): Delete.
13098 * optabs.h (sync_compare_and_swap_cc): Delete.
13099 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
13100 is being used with can_compare_p.
13101 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
13102 (find_cc_set): New.
13103 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
13104 look for a MODE_CC set instead. Use emit_store_flag.
13105 (expand_compare_and_swap_loop): Likewise, with some additional
13106 complication to avoid a force_reg when useless. Use
13107 emit_cmp_and_jump_insns.
13108 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
13109 * doc/md.texi (sync_compare_and_swap_cc): Merge with
13110 sync_compare_and_swap documentation.
13112 2009-04-09 Jan Hubicka <jh@suse.cz>
13114 * except.c (find_prev_try): Break out from ....
13115 (duplicate_eh_regions): ... here; properly update prev_try pointers
13116 when duplication part of tree.
13117 (dump_eh_tree): Improve dumping.
13118 (verify_eh_region): New.
13119 (verify_eh_tree): Use it.
13121 2009-04-06 Richard Guenther <rguenther@suse.de>
13123 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
13124 &ARRAY addresses by adjusting their types and prepending
13126 * tree-cfg.c (verify_gimple_assign_single): Verify that
13127 addresses are correct.
13129 2009-04-09 Richard Guenther <rguenther@suse.de>
13131 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
13132 indices into an array reference if possible.
13133 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13134 Fold POINTER_PLUS_EXPR statements with invariant address.
13136 2009-04-09 Alan Modra <amodra@bigpond.net.au>
13139 * config.gcc (powerpc64-*-linux*): Always build biarch.
13141 2009-04-09 Joseph Myers <joseph@codesourcery.com>
13144 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
13145 it and pedwarn if this results in an INTEGER_CST.
13147 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13149 * doc/install.texi: Update minimum GMP version. Remove obsolete
13150 text in MPFR section.
13152 2009-04-08 Jakub Jelinek <jakub@redhat.com>
13154 * dwarf2out.c (class_scope_p): New static inline.
13155 (class_or_namespace_scope_p): Use it.
13156 (gen_variable_die): Use DW_TAG_member tag for static data member
13157 declarations instead of DW_TAG_variable.
13159 PR middle-end/39573
13160 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
13163 2009-04-08 Richard Guenther <rguenther@suse.de>
13165 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
13166 valueize random data.
13168 2009-04-08 David Edelsohn <edelsohn@gnu.org>
13170 * config.gcc (aix tm_file): Add aix-stdint.h.
13171 (aix tm clause use_gcc_stdint): Set to wrap.
13172 * config/rs6000/aix-stdint.h: New file.
13174 2009-04-08 Richard Guenther <rguenther@suse.de>
13176 PR middle-end/36291
13177 * tree-dfa.c (add_referenced_var): Do not recurse into
13178 global initializers.
13179 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
13181 (fold_const_aggregate_ref): Likewise.
13183 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13185 * recog.c (ordered_comparison_operator): New.
13186 * gensupport.c (std_preds): Add it.
13187 * doc/md.texi (Machine-Independent Predicates): Document it.
13189 2009-04-08 Jan Hubicka <jh@suse.cz>
13191 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
13192 * function.h (rtl_eh): Remove exception_handler_label_map.
13193 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
13194 remove_exception_handler_label, for_each_eh_label_1): Remove.
13195 (rtl_remove_unreachable_regions): Remove.
13196 (convert_from_eh_region_ranges): Do not remove unreachable regions.
13197 (find_exception_handler_labels): Don't build the hashtable.
13198 (maybe_remove_eh_handler): Remove.
13199 (for_each_eh_label): Rewrite to walk the tree.
13200 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
13201 * except.h (maybe_remove_eh_handler): Remove.
13202 * passes.c (init_optimization_passes): Schedule second EH cleanup
13204 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
13205 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
13207 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13209 * genoutput.c (validate_optab_operands): New.
13210 (gen_insn, gen_expand): Call it.
13212 * genflags.c (gen_insn): Detect misused iterators.
13213 (main): Pass line_no to gen_insn, exit with status 1 on error.
13215 * genextract.c (line_no): Make global.
13216 (VEC_safe_set_locstr): Change assertion to error message.
13217 (main): Exit with status 1 on error.
13219 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13223 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13224 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13225 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13226 * c-convert.c (convert): Do not call fold on results of conversion
13227 functions when the result is a C_MAYBE_CONST_EXPR.
13228 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13229 of __builtin_choose_expr.
13230 * c-typeck.c (remove_c_maybe_const_expr): New.
13231 (build_unary_op, build_conditional_expr, build_compound_expr,
13232 build_binary_op, c_objc_common_truthvalue_conversion): Call
13233 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13236 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13238 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13239 CODE to produce a new one. Add a prototype to use fold_convert_const
13241 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13244 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13245 mix declarations and code.
13247 2009-04-08 Ben Elliston <bje@au.ibm.com>
13249 * gcc.c: Replace `CC' with `GCC' throughout.
13251 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13253 * doc/invoke.texi: Document Atom support.
13255 2009-04-07 Jason Merrill <jason@redhat.com>
13258 * c-common.h, c-common.c: Add flag_pretty_templates.
13259 * c-opts.c (c_common_handle_option): Set it.
13260 * c.opt: Add -fno-pretty-templates.
13261 * doc/invoke.texi (C++ Dialect Options): Likewise.
13263 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13265 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13266 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13267 (ia64_expand_builtin): Likewise.
13269 2009-04-07 Martin Jambor <mjambor@suse.cz>
13271 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13272 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13273 ADDR_EXPRS are include too.
13275 2009-04-07 Richard Guenther <rguenther@suse.de>
13277 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13278 decls are only used if passes as parameters or if they are
13279 local statics and the call is not to a builtin.
13280 (call_may_clobber_ref_p_1): Likewise.
13282 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13284 * expr.c (do_store_flag): Remove last argument. Simplify code
13285 to avoid duplication of tests already done by can_compare_p.
13286 (expand_expr_real_1): Adjust caller.
13288 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13290 * optabs.c (can_compare_p): Test the predicate of a
13291 cbranch and cstore pattern.
13293 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13295 * expr.c (convert_move): Use emit_store_flag instead of
13298 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13300 * config/i386/i386.c (ix86_compare_emitted): Remove.
13301 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13302 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13303 * config/i386/i386.h (ix86_compare_emitted): Remove.
13304 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13305 instead of ix86_compare_emitted.
13306 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13308 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13310 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13311 Add t-sysroot-suffix to tmake_file.
13312 * config/print-sysroot-suffix.sh: New file.
13313 * config/t-sysroot-suffix: New file.
13315 2009-04-07 Ben Elliston <bje@au.ibm.com>
13317 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13318 as the latter produces a warning when the target does not support
13321 2009-04-07 Ben Elliston <bje@au.ibm.com>
13323 * dfp.c: Replace type punning assignments with memcpy throughout.
13324 * Makefile.in (dfp.o-warn): Remove.
13326 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13329 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13330 Include soft-fp/t-softfp after rs6000/t-linux64.
13332 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13334 * stor-layout.c (set_sizetype): Use the full precision of their
13335 machine mode for bitsize types.
13337 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13339 * config/i386/i386.md: Revert 2 accidental checkins.
13341 2009-04-06 Joey Ye <joey.ye@intel.com>
13342 Xuepeng Guo <xuepeng.guo@intel.com>
13343 H.J. Lu <hongjiu.lu@intel.com>
13345 Atom pipeline model, tuning and insn selection.
13346 * config.gcc (atom): Add atom config options and target.
13348 * config/i386/atom.md: New.
13350 * config/i386/i386.c (atom_cost): New cost.
13351 (m_ATOM): New macro flag.
13352 (initial_ix86_tune_features): Set m_ATOM.
13353 (x86_accumulate_outgoing_args): Likewise.
13354 (x86_arch_always_fancy_math_387): Likewise.
13355 (processor_target): Add Atom cost.
13356 (cpu_names): Add Atom cpu name.
13357 (override_options): Set Atom ISA.
13358 (ix86_issue_rate): New case PROCESSOR_ATOM.
13359 (ix86_adjust_cost): Likewise.
13361 * config/i386/i386.h (TARGET_ATOM): New target macro.
13362 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13363 (TARGET_OPT_AGU): New target option.
13364 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13365 (processor_type): Add PROCESSOR_ATOM.
13367 * config/i386/i386.md (cpu): Add new value "atom".
13368 (use_carry, movu): New attr.
13369 (atom.md): Include atom.md.
13370 (adddi3_carry_rex64): Set attr "use_carry".
13371 (addqi3_carry): Likewise.
13372 (addhi3_carry): Likewise.
13373 (addsi3_carry): Likewise.
13374 (*addsi3_carry_zext): Likewise.
13375 (subdi3_carry_rex64): Likewise.
13376 (subqi3_carry): Likewise.
13377 (subhi3_carry): Likewise.
13378 (subsi3_carry): Likewise.
13379 (x86_movdicc_0_m1_rex64): Likewise.
13380 (*x86_movdicc_0_m1_se): Likewise.
13381 (x86_movsicc_0_m1): Likewise.
13382 (*x86_movsicc_0_m1_se): Likewise.
13383 (*adddi_1_rex64): Emit add insn as much as possible.
13384 (*addsi_1): Likewise.
13385 (return_internal): Set atom_unit.
13386 (return_internal_long): Likewise.
13387 (return_pop_internal): Likewise.
13388 (*rcpsf2_sse): Set atom_sse_attr attr.
13389 (*qrt<mode>2_sse): Likewise.
13390 (*prefetch_sse): Likewise.
13392 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13394 (ix86_target_macros_internal): Likewise.
13396 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13397 (*prefetch_sse_rex): Likewise.
13398 (sse_rcpv4sf2): Likewise.
13399 (sse_vmrcpv4sf2): Likewise.
13400 (sse_sqrtv4sf2): Likewise.
13401 (<sse>_vmsqrt<mode>2): Likewise.
13402 (sse_ldmxcsr): Likewise.
13403 (sse_stmxcsr): Likewise.
13404 (*sse_sfence): Likewise.
13405 (sse2_clflush): Likewise.
13406 (*sse2_mfence): Likewise.
13407 (*sse2_lfence): Likewise.
13408 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13409 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13410 (avx_movdqu<avxmodesuffix>): Likewise.
13411 (avx_lddqu<avxmodesuffix>): Likewise.
13412 (sse2_movntv2di): Change attr "type" to "ssemov".
13413 (sse2_movntsi): Likewise.
13414 (rsqrtv8sf2): Change attr "type" to "sseadd".
13415 (sse3_addsubv2df3): Set attr "atom_unit".
13416 (sse3_h<plusminus_insn>v4sf3): Likewise.
13417 (*sse2_pmaddwd): Likewise.
13418 (*vec_extractv2di_1_rex64): Likewise.
13419 (*vec_extractv2di_1_avx): Likewise.
13420 (sse2_psadbw): Likewise.
13421 (ssse3_phaddwv8hi3): Likewise.
13422 (ssse3_phaddwv4hi3): Likewise.
13423 (ssse3_phadddv4si3): Likewise.
13424 (ssse3_phadddv2si3): Likewise.
13425 (ssse3_phaddswv8hi3): Likewise.
13426 (ssse3_phaddswv4hi3): Likewise.
13427 (ssse3_phsubwv8hi3): Likewise.
13428 (ssse3_phsubwv4hi3): Likewise.
13429 (ssse3_phsubdv4si3): Likewise.
13430 (ssse3_phsubdv2si3): Likewise.
13431 (ssse3_phsubswv8hi3): Likewise.
13432 (ssse3_phsubswv4hi3): Likewise.
13433 (ssse3_pmaddubsw128): Likewise.
13434 (sse3_pmaddubsw: Likewise.
13435 (ssse3_palignrti): Likewise.
13436 (ssse3_palignrdi): Likewise.
13438 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13440 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13442 2009-04-06 Richard Guenther <rguenther@suse.de>
13444 PR tree-optimization/28868
13445 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13446 of which PHI results we inserted.
13447 (insert_into_preds_of_block): Record inserted PHIs.
13448 (eliminate): Eliminate redundant PHI nodes.
13449 (init_pre): Init inserted_phi_names.
13451 2009-04-06 Richard Guenther <rguenther@suse.de>
13453 PR tree-optimization/39643
13454 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13455 IMAGPART_EXPRs of complex constants.
13456 (execute_fold_all_builtins): If we folded a call queue
13457 TODO_update_address_taken.
13459 2009-04-06 Jan Hubicka <jh@suse.cz>
13461 PR middle-end/39659
13462 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13465 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13467 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13469 (ic_invalidate_array): Likewise.
13471 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13473 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13474 alignment for library calls.
13476 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13478 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13479 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13480 * config/i386/mingw-stdint.h: New file.
13482 2009-04-05 Richard Guenther <rguenther@suse.de>
13484 PR tree-optimization/39648
13485 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13486 our &A vs. &A[0] IL deficiencies.
13488 2009-04-04 Jan Hubicka <jh@suse.cz>
13490 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13491 removed toplevel regions.
13492 (sjlj_mark_call_sites): Likewise.
13494 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13496 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13497 (cygwin tm clause use_gcc_stdint): Set to wrap.
13498 * config/i386/cygwin-stdint.h: New file.
13500 2009-04-04 Richard Guenther <rguenther@suse.de>
13502 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13503 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13504 single-argument PHIs if we are in loop-closed SSA form.
13505 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13506 for the pre-condition.
13507 (slpeel_tree_peel_loop_to_edge): Likewise.
13508 (vect_build_loop_niters): Take an optional sequence to append stmts.
13509 (vect_generate_tmps_on_preheader): Likewise.
13510 (vect_do_peeling_for_loop_bound): Take extra guards for the
13512 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13513 the cost model check.
13514 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13515 guards if we are going to peel. Do not apply versioning in that case.
13516 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13517 (vect_do_peeling_for_loop_bound): Likewise.
13518 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13519 loop bound only record extra pre-conditions, do not apply loop
13522 2009-04-04 Richard Guenther <rguenther@suse.de>
13524 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13527 2009-04-04 Jan Hubicka <jh@suse.cz>
13529 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13530 last_basic_block for size of bb->index indexed array.
13531 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13532 compute_out, link_btr_uses, build_btr_def_use_webs,
13533 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13535 2009-04-04 Jan Hubicka <jh@suse.cz>
13537 * except.c (remove_eh_handler_and_replace): Break out from ...
13538 (remove_eh_handler): ... here.
13539 (bring_to_root): New function.
13540 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13541 handled ones, bring others to root of tree.
13543 2009-04-04 Jan Hubicka <jh@suse.cz>
13545 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13546 (all_phis_safe_to_merge): New function.
13547 (update_info): New structure.
13548 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13549 (cleanup_empty_eh): Update SSA if possible.
13551 2009-04-04 Richard Guenther <rguenther@suse.de>
13553 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13554 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13555 (append_vuse): Likewise.
13557 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13559 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13560 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13561 instead of REG_UNSAVED for DW_CFA_undefined.
13562 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13563 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13566 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13569 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13570 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13571 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13573 2009-04-04 Richard Guenther <rguenther@suse.de>
13575 PR tree-optimization/8781
13576 PR tree-optimization/37892
13577 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13578 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13579 (valueize_refs): Call it for *& valueizations.
13580 (shared_reference_ops_from_ref): Rename to ...
13581 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13582 (shared_reference_ops_from_call): Rename to ...
13583 (valueize_shared_reference_ops_from_call): ... this and valueize.
13584 (vn_reference_lookup): Update.
13585 (visit_reference_op_call): Likewise.
13586 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13587 (eliminate): Value-replace the call address in call statements.
13589 2009-04-04 Richard Guenther <rguenther@suse.de>
13591 PR tree-optimization/39636
13592 * tree-ssa-forwprop.c
13593 (forward_propagate_addr_into_variable_array_index): Check for
13594 GIMPLE_ASSIGN before accessing the rhs code.
13596 2009-04-03 Jason Merrill <jason@redhat.com>
13598 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13600 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13602 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13603 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13604 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13605 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13606 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13607 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13608 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13609 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13610 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13611 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13612 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13613 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13614 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13615 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13616 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13617 Use fr_reg_or_fp01_operand instead of fr_register_operand
13619 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13620 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13621 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13623 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13625 PR rtl-optimization/39607
13626 PR rtl-optimization/39631
13630 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13631 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13632 instead of DF_LR_OUT.
13633 * ira-lives.c (process_bb_node_lives): Ditto.
13634 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13635 instead of DF_LR_{OUT,IN}.
13636 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13637 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13639 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13641 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13642 (execute_lower_omp): Always run but take the short way out if -fopenmp
13644 (gate_lower_omp): Remove, forcing the pass manager to always run the
13645 pass and always set PROP_gimple_lomp.
13646 (pass_lower_omp): Remove gate function.
13647 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13648 PROP_trees. Instead, require it.
13649 * ipa-cp.c (pass_ipa_cp): Likewise.
13650 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13651 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13652 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13653 and PROP_gimple_leh.
13655 2009-04-03 Richard Guenther <rguenther@suse.de>
13657 PR middle-end/13146
13658 PR tree-optimization/23940
13659 PR tree-optimization/33237
13660 PR middle-end/33974
13661 PR middle-end/34093
13662 PR tree-optimization/36201
13663 PR tree-optimization/36230
13664 PR tree-optimization/38049
13665 PR tree-optimization/38207
13666 PR tree-optimization/38230
13667 PR tree-optimization/38301
13668 PR tree-optimization/38585
13669 PR middle-end/38895
13670 PR tree-optimization/38985
13671 PR tree-optimization/39299
13672 * tree-ssa-structalias.h: Remove.
13673 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13674 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13675 (struct vuse_element_d): Remove.
13676 (struct vuse_vec_d): Likewise.
13677 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13678 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13679 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13680 VUSE_ELEMENT_VAR): Likewise.
13681 (struct voptype_d): Likewise.
13682 (NUM_VOP_FREE_BUCKETS): Likewise.
13683 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13684 (struct stmt_operands_d): Remove.
13685 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13686 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13687 VDEF_NUM, VDEF_VECT): Likewise.
13688 (copy_virtual_operands): Remove.
13689 (operand_build_cmp): Likewise.
13690 (create_ssa_artificial_load_stmt): Likewise.
13691 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13692 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13693 vuse_index and mayuse_index members. Pack and move done and iter_type
13694 members to the front.
13695 (SSA_OP_VMAYUSE): Remove.
13696 (SSA_OP_VIRTUAL_USES): Adjust.
13697 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13698 (unlink_stmt_vdef): Declare.
13699 (add_to_addressable_set): Remove.
13700 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13701 (vrp_visit_stmt): Likewise.
13702 * doc/tree-ssa.texi (Alias analysis): Update.
13703 * doc/invoke.texi (max-aliased-vops): Remove docs.
13704 (avg-aliased-vops): Likewise.
13705 * tree-into-ssa.c (syms_to_rename): Remove.
13706 (need_to_update_vops_p): Likewise.
13707 (need_to_initialize_update_ssa_p): Rename to ...
13708 (update_ssa_initialized_fn): ... this. Track function we are
13710 (symbol_marked_for_renaming): Simplify.
13711 (add_new_name_mapping): Do not set need_to_update_vops_p.
13712 (dump_currdefs): Use SYMS_TO_RENAME.
13713 (rewrite_update_stmt): Always walk all uses/defs.
13714 (dump_update_ssa): Adjust.
13715 (init_update_ssa): Take function argument. Track what we are
13717 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13718 (create_new_def_for): Initialize for cfun, assert we are initialized
13720 (mark_sym_for_renaming): Simplify.
13721 (mark_set_for_renaming): Do not initialize update-ssa.
13722 (need_ssa_update_p): Simplify. Take function argument.
13723 (name_mappings_registered_p): Assert we ask for the correct function.
13724 (name_registered_for_update_p): Likewise.
13725 (ssa_names_to_replace): Likewise.
13726 (release_ssa_name_after_update_ssa): Likewise.
13727 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13728 (dump_decl_set): Do not print a newline.
13729 (debug_decl_set): Do it here.
13730 (dump_update_ssa): And here.
13731 * tree-ssa-loop-im.c (move_computations): Adjust.
13732 (movement_possibility): Likewise.
13733 (determine_max_movement): Likewise.
13734 (gather_mem_refs_stmt): Likewise.
13735 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13736 or NAME_MEMORY_TAG.
13737 * tree-complex.c (update_all_vops): Remove.
13738 (expand_complex_move): Adjust.
13739 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13740 Simplify test for memory referencing statement. Exclude
13741 non-invariant ADDR_EXPRs.
13742 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13743 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13744 (rdg_flag_uses): Likewise.
13745 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13747 (tree_optimize_tail_calls_1): Also split the
13748 edge from the entry block if we have degenerate PHI nodes in
13749 the first basic block.
13750 * tree.c (init_ttree): Remove memory-tag related code.
13751 (tree_code_size): Likewise.
13752 (tree_node_structure): Likewise.
13753 (build7_stat): Re-write to be build6_stat.
13754 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13755 (SSA_VAR_P): Adjust.
13756 (struct tree_memory_tag): Remove.
13757 (struct tree_memory_partition_tag): Likewise.
13758 (union tree_node): Adjust.
13759 (build7): Re-write to be build6.
13760 * tree-pass.h (pass_reset_cc_flags): Remove.
13761 (TODO_update_address_taken): New flag.
13762 (pass_simple_dse): Remove.
13763 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13764 * params.h (MAX_ALIASED_VOPS): Remove.
13765 (AVG_ALIASED_VOPS): Likewise.
13766 * omp-low.c (expand_omp_taskreg): Update SSA form.
13767 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13768 aliases the lhs in a copy stmt.
13769 * tree-ssa-dse.c (struct address_walk_data): Remove.
13770 (memory_ssa_name_same): Likewise.
13771 (memory_address_same): Likewise.
13772 (get_kill_of_stmt_lhs): Likewise.
13773 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13774 unused stores. Look through PHI nodes into post-dominated regions.
13775 (dse_optimize_stmt): Simplify. Properly remove stores.
13776 (tree_ssa_dse): Compute dominators.
13777 (execute_simple_dse): Remove.
13778 (pass_simple_dse): Likewise.
13779 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13780 gimple_loaded_syms and gimple_stored_syms computation.
13781 * toplev.c (dump_memory_report): Dump alias and pta stats.
13782 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13783 (vn_reference_eq): Likewise.
13784 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13785 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13786 valueize_vuses): Remove.
13787 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13788 (get_def_ref_stmt_vuse): ... this.
13789 (vn_reference_lookup_2): New function.
13790 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13791 walking equivalent vuses. Simplify.
13792 (vn_reference_lookup): Likewise.
13793 (vn_reference_insert): Likewise.
13794 (vn_reference_insert_pieces): Likewise.
13795 (visit_reference_op_call): Simplify.
13796 (visit_reference_op_load): Likewise.
13797 (visit_reference_op_store): Likewise.
13798 (init_scc_vn): Remove shared_lookup_vuses initialization.
13799 (free_scc_vn): Remove shared_lookup_vuses freeing.
13800 (sort_vuses, sort_vuses_heap): Remove.
13801 (get_ref_from_reference_ops): Export.
13802 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13803 vector with single vuse pointer.
13804 (vn_reference_lookup_pieces, vn_reference_lookup,
13805 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13806 (shared_vuses_from_stmt): Remove.
13807 (get_ref_from_reference_ops): Declare.
13808 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13809 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13810 memory-tag related code.
13811 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13812 (likely_value): Add comment, skip static-chain of call statements.
13813 (surely_varying_stmt_p): Adjust.
13814 (gimplify_and_update_call_from_tree): Likewise.
13815 (execute_fold_all_builtins): Do not rebuild alias info.
13816 (gimplify_and_update_call_from_tree): Properly update VOPs.
13817 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13818 (copy_ref_info): Remove memory-tag related code.
13819 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13820 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13821 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13823 * tree-ssa-dom.c (gimple_p): Remove typedef.
13824 (eliminate_redundant_computations): Adjust.
13825 (record_equivalences_from_stmt): Likewise.
13826 (avail_expr_hash): Likewise.
13827 (avail_expr_eq): Likewise.
13828 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13829 (stmt_makes_single_load): Likewise.
13830 (stmt_makes_single_store): Likewise.
13831 * tree-ssa-alias.c: Rewrite completely.
13832 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13833 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13834 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13835 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13836 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13837 Remove public functions.
13838 (pass_reset_cc_flags): Remove.
13839 (pass_build_alias): Move ...
13840 * tree-ssa-structalias.c (pass_build_alias): ... here.
13841 * tree-ssa-alias.c (may_be_aliased): Move ...
13842 * tree-flow-inline.h (may_be_aliased): ... here.
13843 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13844 count_uses_and_derefs): Move ...
13845 * gimple.c: ... here.
13846 * gimple.h (count_uses_and_derefs): Declare.
13847 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13848 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13849 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13850 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13851 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13852 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13853 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13855 * tree-dfa.c (refs_may_alias_p): Move ...
13856 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13857 * tree-ssa-alias.h: New file.
13858 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13859 (statement_sink_location): Likewise.
13860 * opts.c (decode_options): Do not adjust max-aliased-vops or
13861 avg-aliased-vops values.
13862 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13863 (TV_CALL_CLOBBER): Likewise.
13864 (TV_FLOW_SENSITIVE): Likewise.
13865 (TV_FLOW_INSENSITIVE): Likewise.
13866 (TV_MEMORY_PARTITIONING): Likewise.
13867 (TV_ALIAS_STMT_WALK): New timevar.
13868 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13869 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13870 (get_address_description): Remove memory-tag related code.
13871 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13872 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13873 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
13874 and immediate uses in statements. Document.
13875 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
13876 (dump_symbols): Remove.
13877 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
13878 * alias.c (get_deref_alias_set): New function split out from ...
13879 (get_alias_set): ... here.
13880 * alias.h (get_deref_alias_set): Declare.
13881 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
13882 type parameter. Remove restrict pointer handling. Create a
13883 ref-all pointer in case type-based alias sets do not conflict.
13884 (vect_analyze_data_refs): Remove SMT related code.
13885 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
13886 (vectorizable_load): Likewise.
13887 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
13888 (DR_SYMBOL_TAG, DR_VOPS): Remove.
13889 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
13890 Ignore vops and SMTs.
13891 (dr_analyze_alias): Likewise..
13892 (free_data_ref): Likewise.
13893 (create_data_ref): Likewise.
13894 (analyze_all_data_dependences): Likewise.
13895 (get_references_in_stmt): Adjust.
13896 * tree-flow-inline.h (gimple_aliases_computed_p,
13897 gimple_addressable_vars, gimple_call_clobbered_vars,
13898 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
13899 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
13900 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
13901 gimple_mem_ref_stats): Remove.
13902 (gimple_vop): New function.
13903 (op_iter_next_use): Remove vuses and mayuses cases.
13904 (op_iter_next_def): Remove vdefs case.
13905 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
13906 (clear_and_done_ssa_iter): Do not set removed fields.
13907 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
13908 Assert we are not iterating over vuses or vdefs if not also
13909 iterating over uses or defs.
13910 (op_iter_init_use): Likewise.
13911 (op_iter_init_def): Likewise.
13912 (op_iter_next_vdef): Remove.
13913 (op_iter_next_mustdef): Likewise.
13914 (op_iter_init_vdef): Likewise.
13915 (compare_ssa_operands_equal): Likewise.
13916 (link_use_stmts_after): Handle vuse operand.
13917 (is_call_used): Use is_call_clobbered.
13918 (is_call_clobbered): Global variables are always call clobbered,
13919 query the call-clobbers bitmap.
13920 (mark_call_clobbered): Ignore global variables.
13921 (clear_call_clobbered): Likewise.
13922 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
13923 virtual operands sanity check.
13924 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
13926 (TARGET_MEM_REF): Remove TMR_TAG operand.
13927 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
13928 Remove call-clobber related code.
13929 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
13930 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
13931 partitions or escape reason.
13932 (get_single_def_stmt, get_single_def_stmt_from_phi,
13933 get_single_def_stmt_with_phi): Remove.
13934 (dump_referenced_vars): Tidy.
13935 (get_ref_base_and_extent): Allow bare decls.
13936 (collect_dfa_stats): Adjust.
13937 * graphite.c (rename_variables_in_stmt): Adjust.
13938 (graphite_copy_stmts_from_block): Likewise.
13939 (translate_clast): Likewise.
13940 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
13942 (translate_vuse_through_block): Use the oracle.
13943 (phi_translate_1): Adjust.
13944 (value_dies_in_block_x): Use the oracle. Cache the outcome
13946 (valid_in_sets): Check if the VUSE for
13947 a REFERENCE is available.
13948 (eliminate): Do not remove stmts during elimination,
13949 instead queue and remove them afterwards.
13950 (do_pre): Do not rebuild alias info.
13951 (pass_pre): Run TODO_rebuild_alias before PRE.
13952 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
13953 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
13954 (mark_all_v_defs_stmt): Remove.
13955 (mark_all_v_defs_seq): Adjust.
13956 (sra_replace): Likewise.
13957 (scalarize_use): Likewise.
13958 (scalarize_copy): Likewise.
13959 (scalarize_init): Likewise.
13960 (scalarize_ldst): Likewise.
13961 (todoflags): Remove.
13962 (tree_sra): Do not rebuild alias info.
13963 (tree_sra_early): Adjust.
13964 (pass_sra): Run TODO_update_address_taken before SRA.
13965 * tree-predcom.c (set_alias_info): Remove.
13966 (prepare_initializers_chain): Do not call it.
13967 (mark_virtual_ops_for_renaming): Adjust.
13968 (mark_virtual_ops_for_renaming_list): Remove.
13969 (initialize_root_vars): Adjust.
13970 (initialize_root_vars_lm): Likewise.
13971 (prepare_initializers_chain): Likewise.
13972 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
13973 (may_propagate_copy_into_stmt): Likewise.
13974 (merge_alias_info): Do nothing for now.
13975 (propagate_tree_value_into_stmt): Adjust.
13976 (stmt_may_generate_copy): Likewise.
13977 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
13978 not mark symbols for renaming.
13979 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
13980 with the same statement, make sure to update the new pointed-to one.
13981 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
13982 call statements, do not mark symbols for renaming.
13983 (mark_operand_necessary): Dump something.
13984 (ref_may_be_aliased): New function.
13985 (mark_aliased_reaching_defs_necessary_1): New helper function.
13986 (mark_aliased_reaching_defs_necessary): Likewise.
13987 (mark_all_reaching_defs_necessary_1): Likewise.
13988 (mark_all_reaching_defs_necessary): Likewise.
13989 (propagate_necessity): Do not process virtual PHIs. For
13990 non-aliased loads mark all reaching definitions as necessary.
13991 For aliased loads and stores mark the immediate dominating
13992 aliased clobbers as necessary.
13993 (visited): New global static.
13994 (perform_tree_ssa_dce): Free visited bitmap after propagating
13996 (remove_dead_phis): Perform simple dead virtual PHI removal.
13997 (remove_dead_stmt): Properly unlink virtual operands when
13999 (eliminate_unnecessary_stmts): Schedule PHI removal after
14001 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14002 (process_replaceable): Likewise.
14003 (find_replaceable_in_bb): Likewise.
14004 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14005 based on the single gimple vop.
14006 (verify_flow_insensitive_alias_info): Remove.
14007 (verify_flow_sensitive_alias_info): Likewise.
14008 (verify_call_clobbering): Likewise.
14009 (verify_memory_partitions): Likewise.
14010 (verify_alias_info): Likewise.
14011 (verify_ssa): Adjust..
14012 (execute_update_addresses_taken): Export. Update SSA
14013 manually. Optimize only when optimizing. Use a local bitmap.
14014 (pass_update_address_taken): Remove TODO_update_ssa, add
14016 (pass_update_address_taken): Just use TODO_update_address_taken.
14017 (init_tree_ssa): Do not initialize addressable_vars.
14018 (verify_ssa): Verify new VUSE / VDEF properties.
14019 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14020 Do not call verify_alias_info.
14021 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14022 Do not free the loaded and stored syms bitmaps. Reset the escaped
14023 and callused solutions. Do not free addressable_vars.
14024 Remove memory-tag related code.
14025 (warn_uninitialized_var): Aliases are always available.
14026 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14027 * lambda-code.c (can_put_in_inner_loop): Adjust.
14028 (can_put_after_inner_loop): Likewise.
14029 (perfect_nestify): Likewise.
14030 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14031 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14032 (vectorizable_conversion): Do not mark symbols for renaming.
14033 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14034 (expand_call_inline): Unlink the calls virtual operands before
14036 (tree_function_versioning): Do not call update_ssa if we are not
14037 updating clones. Simplify.
14038 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14039 (propagate_with_phi): Likewise..
14040 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14041 clobber code. Assert we are not aliased or global.
14042 * tree-flow.h: Include tree-ssa-alias.h
14043 (enum escape_type): Remove.
14044 (struct mem_sym_stats_d): Likewise.
14045 (struct mem_ref_stats_d): Likewise.
14046 (struct gimple_df): Add vop member. Remove global_var,
14047 call_clobbered_vars, call_used_vars, addressable_vars,
14048 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14049 escaped and callused members.
14050 (struct ptr_info_def): Remove all members, add points-to solution
14052 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
14053 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
14054 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
14055 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
14056 (tree-ssa-alias.o): Likewise.
14057 (toplev.o): Add tree-ssa-alias.h
14058 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
14059 * gimple.c (gimple_set_bb): Fix off-by-one error.
14060 (is_gimple_reg): Do not handle memory tags.
14061 (gimple_copy): Also copy virtual operands.
14062 Delay updating the statement. Do not reset loaded and stored syms.
14063 (gimple_set_stored_syms): Remove.
14064 (gimple_set_loaded_syms): Likewise.
14065 (gimple_call_copy_skip_args): Copy the virtual operands
14066 and mark the new statement modified.
14067 * tree-ssa-structalias.c (may_alias_p): Remove.
14068 (set_uids_in_ptset): Take the alias set to prune with as
14069 parameter. Fold in the alias test of may_alias_p.
14070 (compute_points_to_sets): Compute whether a ptr is dereferenced
14071 in a local sbitmap.
14072 (process_constraint): Deal with &ANYTHING on the lhs, reject all
14073 other ADDRESSOF constraints on the lhs.
14074 (get_constraint_for_component_ref): Assert that we don't get
14075 ADDRESSOF constraints from the base of the reference.
14076 Properly generate UNKNOWN_OFFSET for DEREF if needed.
14077 (struct variable_info): Remove collapsed_to member.
14078 (get_varinfo_fc): Remove.
14079 (new_var_info): Do not set collapsed_to.
14080 (dump_constraint): Do not follow cycles.
14081 (dump_constraint_graph): Likewise.
14082 (build_pred_graph): Likewise.
14083 (build_succ_graph): Likewise.
14084 (rewrite_constraints): Likewise.
14085 (do_simple_structure_copy): Remove.
14086 (do_rhs_deref_structure_copy): Remove.
14087 (do_lhs_deref_structure_copy): Remove.
14088 (collapse_rest_of_var): Remove.
14089 (do_structure_copy): Re-implement.
14090 (pta_stats): New global variable.
14091 (dump_pta_stats): New function.
14092 (struct constraint_expr): Make offset signed.
14093 (UNKNOWN_OFFSET): Define special value.
14094 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
14095 (solution_set_expand): New helper function split out from ...
14096 (do_sd_constraint): ... here.
14097 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
14098 (do_ds_constraint): Likewise.
14099 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
14100 and CALLUSED = *CALLUSED.
14101 (set_union_with_increment): Make inc argument signed.
14102 (type_safe): Remove.
14103 (get_constraint_for_ptr_offset): Handle unknown and negative
14105 (first_vi_for_offset): Handle offsets before start. Bail
14106 out early for offsets beyond the variable extent.
14107 (first_or_preceding_vi_for_offset): New function.
14108 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
14109 Together with ESCAPED = *ESCAPED this properly computes reachability.
14110 (find_what_var_points_to): New function.
14111 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
14112 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
14113 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
14114 pt_solutions_intersect): New functions.
14115 (compute_call_used_vars): Remove.
14116 (compute_may_aliases): New main entry into PTA computation.
14117 * gimple.h (gimple_p): New typedef.
14118 (struct gimple_statement_base): Remove references_memory_p.
14119 (struct gimple_statement_with_memory_ops_base): Remove
14120 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
14122 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
14123 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
14124 gimple_set_references_memory): Remove.
14125 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
14126 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
14128 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
14129 (verify_expr): Allow RESULT_DECL.
14130 (gimple_duplicate_bb): Do not copy virtual operands.
14131 (gimple_duplicate_sese_region): Adjust.
14132 (gimple_duplicate_sese_tail): Likewise.
14133 (mark_virtual_ops_in_region): Remove.
14134 (move_sese_region_to_fn): Do not call it.
14135 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
14136 and pass_simple_dse.
14137 (execute_function_todo): Handle TODO_update_address_taken,
14138 call execute_update_addresses_taken for TODO_rebuild_alias.
14139 (execute_todo): Adjust.
14140 (execute_one_pass): Init dump files early.
14141 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
14143 (create_general_new_stmt): Clear vops.
14144 * tree-ssa-reassoc.c (get_rank): Adjust.
14145 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
14146 symbols for renaming.
14147 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
14148 (PARAM_AVG_ALIASED_VOPS): Likewise.
14149 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
14150 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
14151 * tree-ssa-operands.c: Simplify for new virtual operand representation.
14152 (operand_build_cmp, copy_virtual_operands,
14153 create_ssa_artificial_load_stmt, add_to_addressable_set,
14154 gimple_add_to_addresses_taken): Remove public functions.
14155 (unlink_stmt_vdef): New function.
14157 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14159 * config.gcc (powerpc-*-linux*): Merge variants.
14161 2009-04-02 Chao-ying Fu <fu@mips.com>
14162 James Grosbach <james.grosbach@microchip.com>
14164 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
14165 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
14167 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
14168 keep_interrupts_masked_p, use_debug_exception_return_p.
14169 (mips_attribute_table): Add interrupt, use_shadow_register_set,
14170 keep_interrupts_masked, use_debug_exception_return.
14171 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
14172 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
14174 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
14175 (mips_print_operand): Process COP0 registers to print $0 .. $31
14176 correctly for GAS to process.
14177 (mips_interrupt_extra_call_saved_reg_p): New function.
14178 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
14180 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
14181 (mips_compute_frame_info): Add supports for interrupt context that
14182 includes doubleword accumulators and COP0 registers.
14183 (mips_for_each_saved_acc): New function.
14184 (mips_for_each_saved_gpr_and_fpr): Change the function name from
14185 mips_for_each_saved_reg.
14186 (mips_save_reg): Save accumulators.
14187 (mips_kernel_reg_p): A new for_each_rtx callback.
14188 (mips_expand_prologue): Support interrupt handlers.
14189 (mips_restore_reg): Restore accumulators.
14190 (mips_expand_epilogue): Support interrupt handlers.
14191 (mips_can_use_return_insn): Return false for interrupt handlers.
14192 (mips_epilogue_uses): New function.
14193 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
14194 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
14195 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
14196 cop0_move): New instructions.
14197 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
14198 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
14200 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
14202 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
14203 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
14204 interrupt handlers, we use K0 as the temporary register.
14205 (EPILOGUE_USES): Change to a function call.
14206 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
14207 handlers, we use K0 as the temporary register.
14209 * doc/extend.texi (Function Attributes): Document interrupt,
14210 use_shadow_register_set, keep_interrupts_masked,
14211 use_debug_exception_return for MIPS attributes.
14213 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14215 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
14216 Remove a number of t-files from tmake_file.
14217 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
14218 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14219 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14220 target_prototype, not TARGET_PROTOTYPE.
14221 (LINK_OS_GNU_SPEC): Define.
14222 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14223 and darwin-ldoubdle.c.
14225 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14228 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14229 (cpp_options): Ditto.
14230 (default_compilers): Ditto.
14231 (display_help): Ditto.
14232 (process_command): Ditto.
14233 (do_spec_1): Ditto.
14234 (set_input): Use lbasename instead of duplicate code.
14235 (save_temps_prefix): New static for -save-temps=obj.
14236 (save_temps_length): Ditto.
14238 * doc/invoke.texi (-save-temps=obj): Document new variant to
14239 -save-temps switch.
14241 2009-04-02 Jeff Law <law@redhat.com>
14243 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14246 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14248 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14249 * configure: Regenerated.
14251 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14253 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14254 share the argument list.
14256 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14260 2009-02-12 Diego Novillo <dnovillo@google.com>
14262 * varpool.c (debug_varpool): New.
14263 * cgraph.h (debug_varpool): Declare.
14265 2009-04-02 Jan Hubicka <jh@suse.cz>
14267 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14270 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14272 * config/i386/i386.c (ix86_abi): Move initialization to ...
14273 (override_options): Here.
14275 2009-04-02 Christian Bruel <christian.bruel@st.com>
14277 * config/sh/sh.c (sh_dwarf_register_span): New function.
14278 (TARGET_DWARF_REGISTER_SPAN): Define.
14279 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14281 2009-04-02 Ira Rosen <irar@il.ibm.com>
14283 PR tree-optimization/39595
14284 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14285 interleaved loads group is not greater than the SLP group size.
14287 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14289 * builtins.c (is_builtin_name): New.
14290 (called_as_built_in): Use is_builtin_name.
14291 * tree.h (is_builtin_name): New.
14292 * varasm.c (incorporeal_function_p): Use is_builtin_name
14294 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14296 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14298 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14301 * c-decl.c (clone_underlying_type): Move this ...
14302 * c-common.c (set_underlying_type): ... here.
14303 Also, make sure the function properly sets TYPE_STUB_DECL() on
14304 the newly created typedef variant type.
14305 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14306 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14309 2009-04-02 Richard Guenther <rguenther@suse.de>
14311 PR tree-optimization/37221
14312 * tree-flow.h (degenerate_phi_result): Declare.
14313 * tree-ssa-dom.c (degenerate_phi_result): Export.
14314 * tree-scalar-evolution.c (analyze_initial_condition): If
14315 the initial condition is defined by a degenerate PHI node
14316 use the degenerate value.
14318 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14320 PR rtl-optimization/39588
14321 * combine.c (merge_outer_ops): Do not set the constant when this
14323 (simplify_shift_const_1): Do not modify it either in this case.
14325 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14327 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14328 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14330 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14333 * c-lex.c (interpret_float): Default (no suffix) is double.
14335 2009-04-1 Xinliang David Li <davidxl@google.com>
14337 * config/i386/i386.c (legitimate_constant_p): Recognize
14338 all one vector constant.
14340 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14342 * config/vax/vax.c: Add #includes to silence warnings.
14343 Change #include order to silence two warnings.
14345 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14347 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14348 (ASM_SPEC): Pass -k to the assembler for PIC code.
14350 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14352 * config.gcc: Add vax-*-linux* to the switch.
14353 * config/vax/linux.h: New file. (TARGET_VERSION,
14354 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14356 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14358 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14359 Use predicate macros instead of GET_CODE() == foo.
14360 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14361 ashlsi3, rotrsi3, <unnamed>): Likewise.
14363 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14365 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14366 jbbccihi, jbbccisi): Remova trailing whitespace.
14367 * config/vax/constraints.md: Likewise.
14368 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14369 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14370 * config/vax/predicates.md: Likewise.
14371 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14372 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14373 * config/vax/vax.h: Likewise.
14374 * config/vax/vax.md (nonlocal_goto): Likewise.
14376 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14378 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14379 (indirectable_address_p, adjacent_operands_p): Add spaces around
14381 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14383 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14385 * config/vax/vax.c (legitimate_constant_address_p,
14386 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14387 index_term_p, reg_plus_index_p, legitimate_address_p,
14388 vax_mode_dependent_address_p): Update comments to match functions
14389 modified by the recent int->bool conversion.
14391 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14393 * config/vax/builtins.md: Update copyright message.
14394 * config/vax/constraints.md: Likewise.
14395 * config/vax/netbsd-elf.h: Likewise.
14396 * config/vax/predicates.md: Likewise.
14397 * config/vax/vax-protos.h: Likewise.
14398 * config/vax/vax.c: Likewise.
14399 * config/vax/vax.h: Likewise.
14400 * config/vax/vax.md: Likewise.
14401 * config/vax/vax.opt: Likewise.
14403 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14405 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14406 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14407 * config/vax/constraints.md (B, R): Likewise.
14408 * config/vax/predicates.md (external_memory_operand,
14409 nonimmediate_addsub_di_operand): Likewise.
14410 * config/vax/vax.c (vax_output_int_add): Likewise.
14411 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14412 untyped_call): Likewise.
14414 2009-04-01 Matt Thomas <matt@3am-software.com>
14416 * config/vax/predicates.md: New file.
14417 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14418 external_const_operand, nonsymbolic_operand, external_memory_operand,
14419 indirect_memory_operand, indexed_memory_operand,
14420 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14421 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14423 * config/vax/constraints.md: New file.
14424 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14426 * config/vax/builtins.md: New file.
14427 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14428 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14430 * config/vax/vax.opt (mqmath): Add option.
14431 * config/vax/vax.md (isfx): Extend with DI.
14432 (VAXintQH, VAXintQHSD): Define.
14433 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14434 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14435 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14436 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14437 (movdi): Update constraints and use vax_output_int_move().
14438 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14439 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14440 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14441 nonlocal_goto): New.
14442 (mov<mode>): Extend accepted operand types.
14443 (subdi3_old): Rename from subdi3, change update constraints and use
14444 a new implementation.
14445 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14446 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14447 MOVE_RATIO, CLEAR_RATIO): Define.
14448 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14449 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14450 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14451 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14452 (split_quadword_operands): Make static and really allow variable
14454 (print_operand_address): Update for PIC generation.
14455 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14456 indexable_address_p, fixup_mathdi_operand,
14457 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14458 (vax_float_literal, legitimate_constant_p,
14459 indirectable_constant_address_p, index_term_p,
14460 reg_plus_index_p): Return bool instead of int.
14461 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14463 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14465 (vax_output_conditional_branch): Indent.
14466 (legitimate_constant_address_p, indirectable_constant_address_p,
14467 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14468 vax_mode_dependent_address_p): Return bool instead of int, update for
14470 * config/vax/vax-protos.h (legitimate_constant_address_p,
14471 legitimate_constant_p, legitimate_address_p,
14472 vax_mode_dependent_address_p): Change declaration to bool.
14473 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14474 vax_expand_addsub_di_operands, vax_output_int_subtract,
14475 vax_output_movmemsi): Declare.
14476 (split_quadword_operands, vax_float_literal): Delete declaration.
14477 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14478 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14479 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14480 ASM_OUTPUT_DWARF_PCREL): Define.
14481 (ASM_SPEC): Change definition to allow PIC generation.
14483 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14485 * doc/sourcebuild.texi: Update front-end requirements.
14487 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14490 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14491 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14492 (booldi3_internal3): Use boolean_or_operator instead of
14495 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14498 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14499 declarator whose size is not an integer constant expression but
14500 folds to an integer constant, then treat it as a constant
14503 2009-04-01 Richard Guenther <rguenther@suse.de>
14505 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14506 i * 4 + 2 to (i * 2 + 1) * 2.
14508 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14511 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14512 return if c_parser_asm_string_literal returned NULL.
14514 2009-04-01 Nick Clifton <nickc@redhat.com>
14516 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14518 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14519 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14520 other typedefs to avoid conflicts with libgcc2.c. Define labels
14521 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14523 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14524 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14527 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14529 * varasm.c (default_function_rodata_section): Declare DOT as
14532 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14533 Andrey Galkin <agalkin@hypercom.com>
14536 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14537 Make object_name unique for each process.
14539 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14542 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14543 addressable variables in the parallel that could go out of scope while
14544 running queued tasks.
14546 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14548 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14549 (CASE_VALUES_THRESHOLD): Redefine.
14550 * config/avr/avr.c (avr_override_options): Remove initialization of
14551 avr_case_values_threshold variable.
14552 (avr_case_values_threshold): Remove variable. Add new function.
14553 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14554 * config/avr/avr.opt (mno-tablejump): Remove option.
14555 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14557 2009-04-01 DJ Delorie <dj@redhat.com>
14559 * varasm.c (default_function_rodata_section): Don't assume
14560 anything about where the first '.' in the section name is.
14562 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14564 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14565 rs6000_emit_stack_tie.
14567 2009-03-31 Ian Lance Taylor <iant@google.com>
14569 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14570 gimple_code with GIMPLE_RESX, not RESX.
14572 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14574 * c-common.c (c_get_ident): New.
14575 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14577 2009-04-01 Ben Elliston <bje@au.ibm.com>
14579 * config/rs6000/sysv4.opt (msdata): Improve option description.
14581 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14583 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14584 (divdf3_internal_lat): Remove.
14585 (divxf3_internal_lat): Remove.
14586 (divxf3_internal_thr): Remove.
14587 (divxf): Use divxf3_internal.
14588 * config/ia64/div.md (divsf3_internal_lat): New.
14589 (divdf3_internal_lat): New.
14590 (divxf3_internal): New.
14592 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14595 * Makefile.in (USE_GCC_STDINT): Define.
14596 (stmp-int-hdrs): Install stdint.h if applicable.
14597 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14599 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14600 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14601 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14602 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14603 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14604 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14605 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14606 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14607 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14608 (c_common_nodes_and_builtins): Initialize
14609 underlying_wchar_type_node. Do not initialize
14610 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14611 nodes for new types.
14612 (c_stddef_cpp_builtins): Define macros for new types.
14613 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14615 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14616 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14617 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14618 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14619 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14620 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14621 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14622 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14623 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14624 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14625 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14626 int16_type_node, int32_type_node, int64_type_node,
14627 uint8_type_node, uint16_type_node, c_uint32_type_node,
14628 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14629 int_least32_type_node, int_least64_type_node,
14630 uint_least8_type_node, uint_least16_type_node,
14631 uint_least32_type_node, uint_least64_type_node,
14632 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14633 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14634 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14635 uintptr_type_node): Define.
14636 * c-cppbuiltin.c (builtin_define_constants,
14637 builtin_define_type_minmax): New.
14638 (builtin_define_stdint_macros): Define more macros.
14639 (c_cpp_builtins): Define more limit macros.
14640 (type_suffix): New.
14641 (builtin_define_type_max): Define in terms of
14642 builtin_define_type_minmax. Remove is_long parameter. All
14644 * config.gcc (use_gcc_stdint): Define.
14645 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14646 Add newlib-stdint.h for generic targets.
14647 * config/glibc-stdint.h, config/newlib-stdint.h,
14648 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14649 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14650 * config/score/score.h (UINTPTR_TYPE): Define.
14651 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14652 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14653 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14654 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14655 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14656 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14657 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14658 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14659 * config/spu/spu.h (STDINT_LONG32): Define.
14660 * configure.ac (use_gcc_stdint): Substitute.
14661 * configure: Regenerate.
14662 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14663 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14664 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14665 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14666 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14667 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14668 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14669 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14670 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14671 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14672 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14673 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14674 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14675 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14676 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14677 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14678 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14679 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14680 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14681 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14682 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14683 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14684 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14685 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14686 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14687 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14688 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14689 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14690 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14692 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14694 * loop-iv.c (suitable_set_for_replacement): Renamed from
14695 simplify_using_assignment; changed to return bool and to accept new
14696 args DEST and SRC. Return true iff we find a source/destination pair
14697 that can be used to make a replacement, and fill SRC and DEST if so.
14698 Remove arg ALTERED. Don't deal with altered regs here. All callers
14700 (simplify_using_initial_values): Deal with altered regs here and track
14701 more precisely the effect they have on the validity of our expression.
14703 * loop-iv.c (simplify_using_condition): A condition of the form
14704 (EQ REG CONST) can be used to simply make a substitution.
14705 (simplify_using_initial_values): Keep track of conditions we have seen
14706 and keep using them to simplify new expressions, while applying the
14707 same substitutions to them as to the expression.
14709 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14710 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14713 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14714 changed. Use this when trying to improve the upper bound.
14715 Generate the comparison by using simplify_gen_relational.
14717 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14719 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14721 (simplify_using_assignment, simplify_using_initial_values): Call
14722 replace_in_expr to make replacements. Call replace_single_def_regs
14723 once on the initial version of the expression.
14725 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14728 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14730 2009-03-31 Richard Guenther <rguenther@suse.de>
14732 PR middle-end/31029
14733 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14734 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14736 2009-03-31 Richard Guenther <rguenther@suse.de>
14738 * tree.h (div_if_zero_remainder): Declare.
14739 * fold-const.c (div_if_zero_remainder): Export.
14740 * tree-ssa-forwprop.c
14741 (forward_propagate_addr_into_variable_array_index): Handle
14742 constant array index addition outside of the variable index.
14744 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14747 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14748 define_splits, floatunssi<mode>2): Require x87 conversions from
14749 DImode to be permitted.
14751 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14753 PR preprocessor/15638
14754 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14756 2009-03-31 Richard Guenther <rguenther@suse.de>
14758 PR middle-end/23401
14759 PR middle-end/27810
14760 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14761 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14762 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14763 a separate statement.
14764 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14765 (lookup_tmp_var): Likewise.
14766 (is_gimple_formal_tmp_or_call_rhs): Remove.
14767 (is_gimple_reg_or_call_rhs): Rename to ...
14768 (is_gimple_reg_rhs_or_call): ... this.
14769 (is_gimple_mem_or_call_rhs): Rename to ...
14770 (is_gimple_mem_rhs_or_call): ... this.
14771 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14772 DECL_GIMPLE_REG_P only if is_formal is true.
14773 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14774 for non-proper post-modify expression gimplification.
14775 (gimplify_self_mod_expr): For post-modify expressions gimplify
14776 the lvalue to a minimal lvalue.
14777 (rhs_predicate_for): Remove formal temp case.
14778 (gimplify_modify_expr_rhs): Likewise.
14779 (gimplify_addr_expr): Use is_gimple_reg.
14780 (gimplify_expr): Remove formal temp cases.
14781 (gimple_regimplify_operands): Likewise.
14782 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14783 and FILTER_EXPR like constants.
14784 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14786 (is_gimple_formal_tmp_rhs): Remove.
14787 (is_gimple_reg_rhs): Remove special casing.
14788 (is_gimple_mem_rhs): Fix.
14789 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14790 (is_gimple_formal_tmp_var): Remove.
14791 (is_gimple_formal_tmp_reg): Likewise.
14792 (is_gimple_min_lval): Allow invariant component ref parts.
14793 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14794 is_gimple_formal_tmp_reg): Remove declarations.
14795 * tree-cfg.c (verify_expr): Verify that variables with address
14796 taken do not have DECL_GIMPLE_REG_P set.
14797 * tree-mudflap.c (mf_build_check_statement_for): Use
14798 force_gimple_operand instead of gimplify_expr.
14800 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14802 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14803 schedulable rows to compute_split_row.
14805 2009-03-31 Ben Elliston <bje@au.ibm.com>
14808 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14811 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14813 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14814 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14815 * configure: Regenerate.
14816 * config.in: Regenerate.
14817 * config/rs6000/rs6000.opt (mtls-markers): Add.
14818 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14819 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14820 (tls_ld_aix, tls_ld_sysv): Likewise.
14821 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14822 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14824 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14826 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14828 2009-03-30 Jan Hubicka <jh@suse.cz>
14830 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14832 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14833 detection and label handling.
14835 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14837 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14838 left_conflicts_size.
14839 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14840 ALLOCNO_LEFT_CONFLICTS_SIZE.
14842 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14843 remove_allocno_from_bucket_and_push,
14844 allocno_spill_priority_compare, push_allocnos_to_stack,
14845 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14846 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14847 (setup_allocno_left_conflicts_num): Ditto. Rename to
14848 setup_allocno_left_conflicts_size.
14849 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14850 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14851 setup_allocno_left_conflicts_size instead of
14852 setup_allocno_left_conflicts_num.
14854 * ira-build.c (ira_create_allocno): Use
14855 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14856 ALLOCNO_LEFT_CONFLICTS_NUM.
14858 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14860 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14861 instead of DF_LR_OUT.
14863 * ira-lives.c (process_bb_node_lives): Ditto.
14865 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14866 instead of DF_LR_{OUT,IN}.
14868 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14870 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14872 2009-03-30 Jan Hubicka <jh@suse.cz>
14874 * except.c (label_to_region_map): Fix thinko.
14876 2009-03-30 Steve Ellcey <sje@cup.hp.com>
14878 PR middle-end/38237
14879 * tree.h (tree_find_value): New declaration.
14880 * tree.c (tree_find_value): New function.
14881 * varasm.c (assemble_external): Avoid duplicate entries on lists.
14883 2009-03-30 Jakub Jelinek <jakub@redhat.com>
14886 * c-decl.c (struct c_binding): Add locus field.
14887 (bind): Add locus argument, set locus field from it.
14888 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
14889 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
14890 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
14891 implicitly_declare, undeclared_variable, lookup_label,
14892 declare_label, c_make_fname_decl, c_builtin_function,
14893 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
14896 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
14899 * config/i386/i386.c (classify_argument): Check total size of
14902 2009-03-30 Martin Jambor <mjambor@suse.cz>
14904 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
14905 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
14906 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
14909 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
14910 seen_variable_array_ref while also traversing a union.
14912 * tree-inline.c (optimize_inline_calls): Do not call
14913 cgraph_node_remove_callees.
14914 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
14915 (pass_remove_cgraph_callee_edges): New variable.
14916 * passes.c (init_optimization_passes): Add
14917 pass_remove_cgraph_callee_edges after early inlining and before all
14918 late intraprocedural passes.
14920 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
14922 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14924 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
14925 Fix typos in names.
14927 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14929 * combine.c (simplify_comparison): Use have_insn_for.
14930 * dojump.c (do_jump): Likewise.
14932 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14934 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
14935 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
14936 sparc_compare_op0 like sparc_compare_emitted used to be handled.
14937 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
14938 instead of sparc_compare_emitted.
14939 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
14940 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
14941 instead of sparc_compare_emitted.
14943 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14945 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
14946 enter/exit cfglayout mode.
14947 (pass_partition_block): Require it.
14948 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
14949 (combine_instructions): Track basic blocks instead of labels.
14950 (update_cfg_for_uncondjump): New.
14951 (try_combine): Use it. Update jumps after rescanning.
14952 (pass_combine): Require PROP_cfglayout.
14953 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
14955 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14957 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
14958 Provide/destroy PROP_cfglayout respectively.
14959 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
14960 * tree-pass.h (PROP_cfglayout): New.
14962 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14964 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
14965 fold_convert_const_fixed_from_fixed,
14966 fold_convert_const_fixed_from_int,
14967 fold_convert_const_fixed_from_real, fold_negate_const): Do not
14968 set TREE_CONSTANT_OVERFLOW.
14969 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
14970 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
14972 2009-03-30 Ira Rosen <irar@il.ibm.com>
14974 * tree-vect-loop-manip.c: New file.
14975 * tree-vectorizer.c: Update documentation and included files.
14976 (vect_loop_location): Make extern.
14977 (rename_use_op): Move to tree-vect-loop-manip.c
14978 (rename_variables_in_bb, rename_variables_in_loop,
14979 slpeel_update_phis_for_duplicate_loop,
14980 slpeel_update_phi_nodes_for_guard1,
14981 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
14982 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
14983 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
14984 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
14985 find_loop_location): Likewise.
14986 (new_stmt_vec_info): Move to tree-vect-stmts.c.
14987 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
14988 get_vectype_for_scalar_type, vect_is_simple_use,
14989 supportable_widening_operation, supportable_narrowing_operation):
14991 (bb_in_loop_p): Move to tree-vect-loop.c.
14992 (new_loop_vec_info, destroy_loop_vec_info,
14993 reduction_code_for_scalar_code, report_vect_op,
14994 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
14995 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
14996 (vect_supportable_dr_alignment): Likewise.
14997 * tree-vectorizer.h (tree-data-ref.h): Include.
14998 (vect_loop_location): Declare.
14999 Reorganize function declarations according to the new file structure.
15000 * tree-vect-loop.c: New file.
15001 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15002 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15003 * tree-vect-data-refs.c: New file.
15004 * tree-vect-patterns.c (timevar.h): Don't include.
15005 * tree-vect-stmts.c: New file.
15006 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15007 tree-vect-slp.c, tree-vect-loop.c.
15008 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15009 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15010 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15011 (tree-vect-analyze.o): Remove.
15012 (tree-vect-transform.o): Likewise.
15013 (tree-vect-data-refs.o): Add rule.
15014 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15015 tree-vect-slp.o): Likewise.
15016 (tree-vect-patterns.o): Remove redundant dependencies.
15017 (tree-vectorizer.o): Likewise.
15018 * tree-vect-slp.c: New file.
15020 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15022 * optc-gen.awk: Warn if an option flag has multiple different
15025 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15027 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15028 -floop-block): Document dependences on PPL, CLooG and Graphite.
15030 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15032 PR rtl-optimization/323
15033 * c-common.c (c_fully_fold, convert_and_check,
15034 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15035 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15036 * c-common.def (EXCESS_PRECISION_EXPR): New.
15037 * c-cppbuiltin.c (builtin_define_float_constants): Define
15038 constants with enough digits for long double.
15039 * c-lex.c (interpret_float): Interpret constant with excess
15040 precision where appropriate.
15041 * c-opts.c (c_common_post_options): Set
15042 flag_excess_precision_cmdline. Give an error for
15043 -fexcess-precision=standard for C++ for processors where the
15044 option is significant.
15045 * c-parser.c (c_parser_conditional_expression): Handle excess
15046 precision in condition.
15047 * c-typeck.c (convert_arguments): Handle arguments with excess
15049 (build_unary_op): Move excess precision outside operation.
15050 (build_conditional_expr): Likewise.
15051 (build_compound_expr): Likewise.
15052 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
15053 (build_modify_expr): Handle excess precision in RHS.
15054 (convert_for_assignment): Handle excess precision in converted
15056 (digest_init, output_init_element, process_init_element): Handle
15057 excess precision in initializer.
15058 (c_finish_return): Handle excess precision in return value.
15059 (build_binary_op): Handle excess precision in operands and add
15060 excess precision as needed for operation.
15061 * common.opt (-fexcess-precision=): New option.
15062 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
15063 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
15064 For standard excess precision, output explicit conversion to and
15065 truncation from XFmode.
15066 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
15067 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
15068 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
15069 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
15070 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
15071 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
15072 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
15073 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
15074 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
15075 define_splits, sqrt<mode>2): Disable where appropriate for
15076 standard excess precision.
15077 * convert.c (convert_to_real): Do not shorten arithmetic to type
15078 for which excess precision would be used.
15079 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
15080 * doc/invoke.texi (-fexcess-precision=): Document option.
15081 (-mfpmath=): Correct index entry.
15082 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
15083 flag_excess_precision): New.
15084 * langhooks.c (lhd_post_options): Set
15085 flag_excess_precision_cmdline.
15086 * opts.c (common_handle_option): Handle -fexcess-precision=.
15087 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
15088 init_excess_precision): New.
15089 (lang_dependent_init_target): Call init_excess_precision.
15090 * tree.c (excess_precision_type): New.
15091 * tree.h (excess_precision_type): Declare.
15093 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15096 * c-typeck.c (build_component_ref): Do not copy qualifiers from
15097 non-lvalue to component.
15099 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15101 PR preprocessor/34695
15102 * Makefile.in (c-opts.o): Depend on c-tree.h.
15103 * c-common.c: Move down include of diagnostic.h.
15104 (done_lexing, c_cpp_error): New.
15105 * c-common.h (done_lexing): Declare.
15106 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
15108 * c-opts.c: Include c-tree.h.
15109 (c_common_init_options): Set preprocessor error callback.
15110 (c_common_handle_option): Do not set preprocessor
15111 inhibit_warnings, warnings_are_errors, warn_system_headers,
15112 pedantic_errors or inhibit_warnings flags.
15113 (c_common_post_options): Do not check cpp_errors (parse_in).
15114 (c_common_finish): Do not output dependencies if there were
15115 errors. Do not check return value of cpp_finish.
15116 * c-ppoutput.c (pp_file_change): Set input_location.
15117 * c-tree.h (c_cpp_error): Declare.
15118 * diagnostic.c (diagnostic_set_info_translated): Also initialize
15120 (diagnostic_build_prefix): Check override_column.
15121 * diagnostic.h (diagnostic_info): Add override_column field.
15122 (diagnostic_override_column): Define.
15124 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
15126 * c-common.c (c_expand_expr, c_staticp): Remove.
15127 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
15128 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
15129 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
15130 * c-gimplify.c (gimplify_compound_literal_expr,
15131 optimize_compound_literals_in_ctor): Remove.
15132 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
15133 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
15134 * c-semantics.c (emit_local_var): Remove.
15136 * langhooks-def.h (lhd_expand_expr): Remove.
15137 * langhooks.c (lhd_expand_expr): Remove.
15138 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
15140 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
15141 handling from c-semantics.c; don't call into langhook.
15142 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
15143 * gimplify.c (gimplify_compound_literal_expr,
15144 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
15145 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
15146 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
15147 as was done in c-gimplify.c.
15148 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
15149 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
15150 Move from c-common.h.
15151 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
15153 * tree.c (staticp): Do not call langhook.
15154 * langhooks.c (lhd_staticp): Delete.
15155 * langhooks-def.h (lhd_staticp): Delete prototype.
15156 (LANG_HOOKS_STATICP): Delete.
15157 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
15159 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
15160 instead of DECL_STMTs.
15162 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15170 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
15172 (fold_call_expr): Return a NOP_EXPR from folding rather than the
15173 contained expression.
15174 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
15175 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
15176 conditional expressions for C.
15177 (decl_constant_value_for_optimization): Move from
15178 decl_constant_value_for_broken_optimization in c-typeck.c. Check
15179 whether optimizing and that the expression is a VAR_DECL not of
15180 array type instead of doing such checks in the caller. Do not
15181 check pedantic. Call gcc_unreachable for C++.
15182 * c-common.def (C_MAYBE_CONST_EXPR): New.
15183 * c-common.h (c_fully_fold, c_save_expr,
15184 decl_constant_value_for_optimization): New prototypes.
15185 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15186 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15187 EXPR_INT_CONST_OPERANDS): Define.
15188 * c-convert.c (convert): Strip nops from expression.
15189 * c-decl.c (groktypename): Take extra parameters expr and
15190 expr_const_operands. Update call to grokdeclarator.
15191 (start_decl): Update call to grokdeclarator. Add statement for
15192 expressions used in type of decl.
15193 (grokparm): Update call to grokdeclarator.
15194 (push_parm_decl): Update call to grokdeclarator.
15195 (build_compound_literal): Add parameter non_const and build a
15196 C_MAYBE_COSNT_EXPR if applicable.
15197 (grokdeclarator): Take extra parameters expr and
15198 expr_const_operands. Track expressions used in declaration
15199 specifiers and declarators. Fold array sizes and track whether
15200 they are constant expressions and whether they are integer
15201 constant expressions.
15202 (parser_xref_tag): Set expr and expr_const_operands fields in
15204 (grokfield): Update call to grokdeclarator.
15205 (start_function): Update call to grokdeclarator.
15206 (build_null_declspecs): Set expr and expr_const_operands fields in
15208 (declspecs_add_type): Handle expressions in typeof specifiers.
15209 * c-parser.c (c_parser_declspecs): Set expr and
15210 expr_const_operands fields for declaration specifiers.
15211 (c_parser_enum_specifier): Likewise.
15212 (c_parser_struct_or_union_specifier): Likewise.
15213 (c_parser_typeof_specifier): Likewise. Update call to
15214 groktypename. Fold expression as needed. Return expressions with
15215 type instead of adding statements.
15216 (c_parser_attributes): Update calls to c_parser_expr_list.
15217 (c_parser_statement_after_labels): Fold expression before passing
15218 to objc_build_throw_stmt.
15219 (c_parser_condition): Fold expression.
15220 (c_parser_asm_operands): Fold expression.
15221 (c_parser_conditional_expression): Use c_save_expr. Update call
15222 to build_conditional_expr.
15223 (c_parser_alignof_expression): Update call to groktypename.
15224 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15225 original_code. Fold expression argument of va_arg. Create
15226 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15227 argument to va_arg. Update calls to groktypename. Fold array
15228 index for offsetof. Verify that first argument to
15229 __builtin_choose_expr has integer type.
15230 (c_parser_postfix_expression_after_paren_type): Update calls to
15231 groktypename and build_compound_literal. Handle expressions with
15232 side effects in type name.
15233 (c_parser_postfix_expression_after_primary): Update call to
15234 c_parser_expr_list. Set original_code for calls to
15235 __builtin_constant_p.
15236 (c_parser_expr_list): Take extra parameter fold_p. Fold
15237 expressions if requested.
15238 (c_parser_objc_type_name): Update call to groktypename.
15239 (c_parser_objc_synchronized_statement): Fold expression.
15240 (c_parser_objc_receiver): Fold expression.
15241 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15242 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15243 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15244 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15245 (struct c_typespec): Add elements expr and expr_const_operands.
15246 (struct c_declspecs): Add elements expr and expr_const_operands.
15247 (groktypename, build_conditional_expr, build_compound_literal):
15249 (in_late_binary_op): Declare.
15250 * c-typeck.c (note_integer_operands): New function.
15251 (in_late_binary_op): New variable.
15252 (decl_constant_value_for_broken_optimization): Move to c-common.c
15253 and rename to decl_constant_value_for_optimization.
15254 (default_function_array_conversion): Do not strip nops.
15255 (default_conversion): Do not call
15256 decl_constant_value_for_broken_optimization.
15257 (build_array_ref): Do not fold result.
15258 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15259 result when operand is a VLA.
15260 (c_expr_sizeof_type): Update call to groktypename. Handle
15261 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15262 result when operand names a VLA type.
15263 (build_function_call): Update call to build_compound_literal.
15264 Only fold result for calls to __builtin_* functions. Strip
15265 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15266 the function designator.
15267 (convert_arguments): Fold arguments. Update call to
15268 convert_for_assignment.
15269 (build_unary_op): Handle increment and decrement of
15270 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15271 decrement earlier. Fold operand of increment and decrement.
15272 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15273 built for integer operand. Wrap returns that are INTEGER_CSTs
15274 without being integer constant expressions or that have integer
15275 constant operands without being INTEGER_CSTs.
15276 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15277 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15278 result is an integer constant expression or can be used in
15279 unevaluated parts of one and avoid folding and wrap as
15280 appropriate. Fold operands before possibly doing -Wsign-compare
15282 (build_compound_expr): Wrap result for C99 if operands can be used
15283 in integer constant expressions.
15284 (build_c_cast): Update call to digest_init. Do not ignore
15285 overflow from casting floating-point constants to integers. Wrap
15286 results that could be confused with integer constant expressions,
15287 null pointer constants or floating-point constants.
15288 (c_cast_expr): Update call to groktypename. Handle expressions
15289 included in type name.
15290 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15291 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15292 Update calls to convert_for_assignment.
15293 (convert_for_assignment): Take new parameter
15294 null_pointer_constant. Do not strip nops or call
15295 decl_constant_value_for_broken_optimization. Set
15296 in_late_binary_op for conversions to boolean.
15297 (store_init_value): Update call to digest_init.
15298 (digest_init): Take new parameter null_pointer_constant. Do not
15299 call decl_constant_value_for_broken_optimization. pedwarn for
15300 initializers not constant expressions. Update calls to
15301 convert_for_assignment.
15302 (constructor_nonconst): New.
15303 (struct constructor_stack): Add nonconst element.
15304 (really_start_incremental_init, push_init_level, pop_init_level):
15305 Handle constructor_nonconst and nonconst element.
15306 (set_init_index): Call constant_expression_warning for array
15308 (output_init_element): Fold value. Set constructor_nonconst as
15309 applicable. pedwarn for initializers not constant expressions.
15310 Update call to digest_init. Call constant_expression_warning
15311 where constant initializers are required.
15312 (process_init_element): Use c_save_expr.
15313 (c_finish_goto_ptr): Fold expression.
15314 (c_finish_return): Fold return value. Update call to
15315 convert_for_assignment.
15316 (c_start_case): Fold switch expression.
15317 (c_process_expr_stmt): Fold expression.
15318 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15319 ensure statement expression is not evaluated in constant expression.
15320 (build_binary_op): Track whether results are integer constant
15321 expressions or may occur in such, disable folding and wrap results
15322 as applicable. Fold operands for -Wsign-compare warnings unless
15324 (c_objc_common_truthvalue_conversion): Handle results folded to
15325 integer constants that are not integer constant expressions.
15326 * doc/extend.texi: Document when typeof operands are evaluated,
15327 that condition of __builtin_choose_expr is an integer constant
15328 expression, and more about use of __builtin_constant_p in
15331 2009-03-29 Richard Guenther <rguenther@suse.de>
15333 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15334 propagate addresses of array references.
15336 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15338 * regmove.c (perhaps_ends_bb_p): Remove.
15339 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15340 from INSN and check that the main loop stays within that basic block.
15341 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15342 (regmove_forward_pass): Split out from regmove_optimize. Use
15343 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15344 (regmove_backward_pass): Split out from regmove_optimize. Use
15345 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15346 (regmove_optimize): Simplify.
15348 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15351 * config/i386/i386.c (classify_argument): Ignore flexible array
15352 member in struct and warn ABI change.
15354 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15356 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15358 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15359 (ix86_adjust_cost): Updated.
15361 2009-03-29 Jan Hubicka <jh@suse.cz>
15363 PR middle-end/28850
15364 * tree-pass.h (pass_cleanup_eh): New function.
15365 (remove_unreachable_regions): Break code handling RTL
15366 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15367 that can not be reached by runtime.
15368 (can_be_reached_by_runtime): New function.
15369 (label_to_region_map): New function.
15370 (num_eh_regions): New function.
15371 (rtl_remove_unreachable_regions): New function.
15372 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15373 (remove_eh_region): New function.
15374 * except.h: Include sbitmap and vecprim.
15375 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15376 num_eh_regions): Declare.
15377 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15378 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15379 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15380 (tree_empty_eh_handler_p): New function.
15381 (cleanup_empty_eh): New function.
15382 (cleanup_eh): New function.
15383 (pass_cleanup_eh): New function.
15385 2009-03-29 Jan Hubicka <jh@suse.cz>
15387 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15388 for removed regions.
15390 2009-03-29 Jan Hubicka <jh@suse.cz>
15392 * except.c (dump_eh_tree): Dump all datastructures.
15394 2009-03-29 Jan Hubicka <jh@suse.cz>
15396 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15397 (duplicate_eh_regions_1): Likewise.
15398 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15399 vector; call EH verification.
15400 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15401 Be ready for region being removed.
15403 2009-03-29 Jan Hubicka <jh@suse.cz>
15405 * bitmap.c (bitmap_last_set_bit): New function.
15406 * bitmap.h (bitmap_last_set_bit): Declare.
15408 2009-03-29 David Ayers <ayers@fsfe.org>
15411 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15412 by calling objc_compare_types and surpress warnings about
15413 incompatible C pointers that are compatible ObjC pointers.
15415 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15417 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15418 call initialize_inline_failed.
15419 (initialize_inline_failed): Move it from here ...
15420 * cgraph.c (initialize_inline_failed): ... to here.
15421 (cgraph_create_edge): Call initialize_inline_failed rather than
15422 setting inline_failed directly.
15424 2009-03-29 Ben Elliston <bje@au.ibm.com>
15427 * sysv4.opt (msdata): Improve comment.
15428 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15429 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15431 2009-03-29 Ben Elliston <bje@au.ibm.com>
15434 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15435 load and store attributes.
15437 2009-03-29 Ben Elliston <bje@au.ibm.com>
15439 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15440 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15441 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15442 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15443 __builtin_infq and __builtin_huge_valq.
15445 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15447 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15449 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15450 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15452 2009-03-28 Xinliang David Li <davidxl@google.com>
15454 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15455 (do_dbg_cnt): New function.
15457 2009-03-28 Jan Hubicka <jh@suse.cz>
15459 Merge from pretty-ipa:
15461 2009-03-27 Jan Hubicka <jh@suse.cz>
15463 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15464 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15465 * passes.c (function_called_by_processed_nodes_p): New.
15466 * ipa-pure-const.c (check_call): Fix handling of operands.
15467 (analyze_function): Dump debug output for skipped bodies.
15468 (local_pure_const): Use function_called_by_processed_nodes_p.
15469 * dwarf2out.c (reference_to_unused): Use output.
15470 * passes.c (do_per_function_toporder): Likewise.
15472 2008-11-12 Jan Hubicka <jh@suse.cz>
15474 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15475 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15476 state_set_in_source enum
15477 (check_decl): Ignore memory tags; do not set fake looping flags;
15479 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15480 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15481 (check_call, analyze_function): Rewrite.
15483 (add_new_function): Update call of analyze_function.
15484 (generate_summary): Add call of analyze_function.
15485 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15486 (local_pure_const): New function.
15487 (pass_local_pure_const): New pass.
15488 * ipa-inline.c (inline_transform): Set after_inlining.
15489 * tree-eh.c (stmt_can_throw_external): New.
15490 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15491 work with aliasing built.
15492 * tree-flow.h (stmt_can_throw_external): New.
15493 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15494 and local pure/const pass in early and late optimization queue.
15496 2009-03-28 Martin Jambor <mjambor@suse.cz>
15498 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15500 (fold_binary): Allow function decl aligment consideration is the
15501 second argument is integer constant one.
15502 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15503 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15504 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15506 2009-03-28 Jan Hubicka <jh@suse.cz>
15508 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15509 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15510 * function.h (rtl_data): Add nothrow flag.
15511 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15512 set DECL_NOTHROW for AVAILABLE functions.
15514 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15516 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15517 following vector keyword has expansion starting with pixel or bool
15518 keyword, expand vector to __vector and pixel or bool to __pixel or
15522 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15523 warn_if_disallowed_function_p): Removed.
15524 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15525 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15526 warning_if_disallowed_function_p.
15527 * flags.h (warn_if_disallowed_function_p,
15528 warn_disallowed_functions): Removed.
15529 * common.opt (Wdisallowed-function-list=): Removed.
15530 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15532 2009-03-28 Richard Guenther <rguenther@suse.de>
15534 PR tree-optimization/38723
15535 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15538 2009-03-28 Jan Hubicka <jh@suse.cz>
15540 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15541 test introduced by my previous patch.
15543 2009-03-28 Richard Guenther <rguenther@suse.de>
15545 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15546 the PHIs value undefined.
15548 2009-03-28 Jan Hubicka <jh@suse.cz>
15550 * tree-pass.h (pass_fixup_cfg): New pass.
15551 * ipa-inline.c (inline_transform): Set
15552 always_inline_functions_inlined/after_inlining.
15553 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15554 (pass_fixup_cfg): New pass.
15555 * passes.c (init_optimization_passes): Add fixup_cfg.
15557 2009-03-28 Richard Guenther <rguenther@suse.de>
15559 PR tree-optimization/38458
15560 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15561 argument use the arguments copy-of value.
15563 2009-03-28 Richard Guenther <rguenther@suse.de>
15565 PR tree-optimization/38180
15566 * tree-ssa-ccp.c (get_default_value): Simplify.
15567 (likely_value): Likewise.
15568 (surely_varying_stmt_p): Properly handle VOP case.
15569 (ccp_initialize): Likewise.
15570 (ccp_fold): Handle propagating through *&.
15571 (fold_const_aggregate_ref): Also handle decls.
15573 2009-03-28 Jan Hubicka <jh@suse.cz>
15575 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15576 * cgraph.h (cgraph_node): Likewise.
15577 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15578 (cgraph_reset_node): Use process flag.
15579 (cgraph_mark_functions_to_output): Likewise.
15580 (cgraph_expand_function): Likewise.
15581 (cgraph_expand_all_functions): Likewise.
15582 (cgraph_output_in_order): Likewise.
15583 * dwarf2out.c (reference_to_unused): Likewise.
15584 * passes.c do_per_function_toporder): Likewise.
15586 2009-03-28 Jan Hubicka <jh@suse.cz>
15588 Bring from lto-branch:
15590 2008-09-03 Doug Kwan <dougkwan@google.com>
15592 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15593 enums instead of reason strings.
15594 * cgraph.c (cgraph_create_edge): Same.
15595 (cgraph_inline_failed_string): New function.
15596 * cgraph.h (cgraph_inline_failed_t): New enum type.
15597 (cgraph_inline_failed_string): New prototype.
15598 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15599 char pointer to cgraph_inline_failed_t.
15600 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15601 (cgraph_default_inline_p): Ditto.
15602 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15603 to cgraph_inline_failed_t pointer.
15604 * cif-code.def: New file.
15605 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15607 (cgraph_check_inline_limits): Change type of REASON to pointer to
15608 cgraph_inline_failed_t. Replace reason strings with enums.
15609 (cgraph_default_inline_p): Ditto.
15610 (cgraph_recursive_inlining_p): Ditto.
15611 (update_caller_keys): Change type of FAILED_REASON to
15612 cgraph_inline_failed_t.
15613 (cgraph_set_inline_failed): Change type of REASON to pointer to
15614 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15615 convert enums to strings for text output.
15616 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15617 to be of type cgraph_inline_failed_t. Replace reason strings with
15618 enums. Call cgraph_inline_failed_string to covert enums
15619 to strings for text output.
15620 (cgraph_decide_inlining): Replace reason strings with enums.
15621 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15622 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15624 * tree-inline.c (expand_call_inline): Change type of REASON
15625 to cgraph_inline_failed_t. Replace reason strings with enums.
15626 Call cgraph_inline_failed_string for text output.
15627 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15630 2009-03-28 Jan Hubicka <jh@suse.cz>
15632 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15633 cgraph_clone_node): Remove master clone handling.
15634 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15635 * cgraph.h (master_clone): Remove.
15636 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15637 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15638 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15640 2009-03-28 Jan Hubicka <jh@suse.cz>
15642 * cgraph.c (cgraph_function_body_availability): Functions declared
15643 inline are always safe to assume that it is not going to be replaced.
15645 2009-03-28 Richard Guenther <rguenther@suse.de>
15647 PR tree-optimization/38513
15648 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15649 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15650 EXC_PTR_EXPR and FILTER_EXPR.
15651 (get_ref_from_reference_ops): Likewise.
15653 2009-03-28 Richard Guenther <rguenther@suse.de>
15655 PR tree-optimization/38968
15656 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15657 Use FLOOR_MOD_EXPR to compute misalignment.
15659 2009-03-28 Richard Guenther <rguenther@suse.de>
15661 PR tree-optimization/37795
15662 * tree.h (combine_comparisons): Declare.
15663 * fold-const.c (combine_comparisons): Export.
15664 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15666 (ifcombine_iforif): Use combine_comparisons.
15668 2009-03-28 Jan Hubicka <jh@suse.cz>
15670 * tree-eh.c (inlinable_call_p): New function.
15671 (make_eh_edges): Use it.
15672 (verify_eh_edges): Use it.
15673 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15674 * except.c (reachable_next_level): Add inlinable_function argument
15675 (sjlj_find_directly_reachable_regions): Update.
15676 (add_reachable_handler): Do not set saw_any_handlers.
15677 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15678 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15679 Add new inlinable call parameter.
15680 (can_throw_internal, can_throw_external): Update.
15681 * except.h (can_throw_internal_1, can_throw_external_1,
15682 foreach_reachable_handler): Update declaration.
15684 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15686 * config/arm/t-arm-coff, config/h8300/coff.h,
15687 config/i386/i386-aout.h, config/i386/i386-coff.h,
15688 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15689 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15690 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15691 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15692 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15693 sys-types.h: Remove.
15694 * Makefile.in: Remove protoize and fixproto support and references
15696 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15697 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15699 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15700 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15701 unprotoize$(exeext).
15702 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15703 (.PHONY): Don't depend on proto.
15704 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15705 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15706 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15707 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15708 build/gen-protos.o, build/scan.o, xsys-protos.h,
15709 build/fix-header$(build_exeext), build/fix-header.o,
15710 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15711 stmp-install-fixproto): Remove.
15712 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15713 SYSCALLS.c or fixproto files.
15714 (install-common): Don't install protoize.
15715 (install-headers-tar, install-headers-cpio, install-headers-cp):
15716 Don't depend on $(STMP_FIXPROTO).
15717 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15718 install fixproto files or write out fixproto settings.
15719 (uninstall): Don't uninstall protoize.
15720 * config.gcc (use_fixproto): Remove.
15721 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15722 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15723 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15724 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15725 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15726 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15727 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15728 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15729 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15730 * config/t-vxworks (STMP_FIXPROTO): Remove.
15731 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15732 STMP_FIXPROTO): Remove.
15733 * config.in, configure: Regenerate.
15734 * crtstuff.c (gid_t, uid_t): Don't undefine.
15735 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15736 (arm-*-coff, arm-*-aout: Remove target entries.
15737 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15738 Remove mention of AIX 4.1.
15739 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15740 * doc/invoke.texi (Running Protoize): Remove.
15741 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15742 (Protoize Caveats): Remove.
15743 * tsystem.h: Update comments on headers assumed to exist.
15745 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15747 * genautomata.c: Add a new year to the copyright. Add a new
15749 (struct insn_reserv_decl): Add comments for member bypass_list.
15750 (find_bypass): Remove.
15751 (insert_bypass): New.
15752 (process_decls): Use insert_bypass.
15753 (output_internal_insn_latency_func): Output all bypasses with the
15754 same input insn in one switch case.
15756 * rtl.def (define_bypass): Describe bypass choice.
15757 * doc/md.texi (define_bypass): Ditto.
15759 2009-03-27 Richard Guenther <rguenther@suse.de>
15761 * gimplify.c (mark_addressable): Export.
15762 * tree-flow.h (mark_addressable): Declare.
15763 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15764 * tree-ssa.c (verify_phi_args): Verify that address taken
15765 variables have TREE_ADDRESSABLE set.
15767 2009-03-27 Richard Guenther <rguenther@suse.de>
15769 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15770 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15771 Do not mark decls TREE_ADDRESSABLE.
15772 (build_fold_addr_expr): Adjust.
15773 (fold_addr_expr): Remove.
15774 (fold_unary): Use build_fold_addr_expr.
15775 (fold_comparison): Likewise.
15776 (split_address_to_core_and_offset): Likewise.
15777 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15779 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15780 (gimplify_modify_expr_to_memcpy): Mark source and destination
15782 * omp-low.c (create_omp_child_function): Mark the object decl
15784 (lower_rec_input_clauses): Mark the var we take the address of
15786 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15788 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15790 PR middle-end/39315
15791 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15792 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15794 2009-03-27 Richard Guenther <rguenther@suse.de>
15796 PR tree-optimization/39120
15797 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15799 (handle_lhs_call): Process return constraints. Add escape
15800 constraints if necessary.
15801 (handle_const_call): Fill out return constraints. Make nested
15802 case more precise. Avoid consttmp if possible.
15803 (handle_pure_call): Fill out return constraints. Avoid
15804 callused if possible.
15805 (find_func_aliases): Simplify call handling.
15807 2009-03-27 Richard Guenther <rguenther@suse.de>
15809 PR tree-optimization/39120
15810 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15811 as a representative.
15812 (solve_graph): Do propagate CALLUSED.
15813 (handle_pure_call): Use a scalar constraint from CALLUSED for
15815 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15818 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15821 * c-common.c (handle_aligned_attribute): Properly check alignment
15822 overflow. Use (1U << i) instead of (1 << i).
15824 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15826 * expr.h (get_mem_align_offset): Updated.
15828 * tree.h (tree_decl_common): Change align to "unsigned int" and
15829 move it before pointer_alias_set.
15831 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15832 Jakub Jelinek <jakub@redhat.com>
15835 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15836 gr_register_operand with gr_reg_or_0_operand.
15837 (cmpxchg_rel_di): Likewise.
15838 (sync_lock_test_and_set<mode>): Likewise.
15840 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15842 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15843 (true_regnum): Likewise.
15845 * rtlanal.c (subreg_info): Moved to ...
15846 * rtl.h (subreg_info): Here. New.
15847 (subreg_get_info): New.
15849 * rtlanal.c (subreg_get_info): Make it extern.
15851 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15854 * config/i386/i386.c (ix86_abi): New.
15855 (override_options): Handle -mabi=.
15856 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15857 (ix86_call_abi_override): Likewise.
15858 (init_cumulative_args): Likewise.
15859 (function_arg_advance): Likewise.
15860 (function_arg_64): Likewise.
15861 (function_arg): Likewise.
15862 (ix86_pass_by_reference): Likewise.
15863 (ix86_function_value_regno_p): Likewise.
15864 (ix86_build_builtin_va_list_abi): Likewise.
15865 (setup_incoming_varargs_64): Likewise.
15866 (is_va_list_char_pointer): Likewise.
15867 (ix86_init_machine_status): Likewise.
15868 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15869 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15870 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15871 (ix86_function_abi): Make it static and return enum calling_abi.
15872 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
15874 (ix86_fn_abi_va_list): Updated.
15876 * config/i386/i386.h (ix86_abi): New.
15877 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
15878 (CONDITIONAL_REGISTER_USAGE): Likewise.
15879 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
15880 (machine_function): Likewise.
15882 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
15884 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
15885 (STACK_BOUNDARY): Likewise.
15886 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
15888 * config/i386/i386.opt (mabi=): New.
15890 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
15891 return enum calling_abi.
15892 (ix86_function_type_abi): Likewise.
15893 (ix86_function_abi): Removed.
15895 * doc/invoke.texi: Document -mabi= option for x86.
15897 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15899 * builtins.c (real_dconstp): Delete.
15900 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
15902 2009-03-27 Dodji Seketeli <dodji@redhat.com>
15903 Jakub Jelinek <jakub@redhat.com>
15906 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
15907 (gen_subprogram_die): When a function is explicit, generate the
15908 DW_AT_explicit attribute.
15909 * langhooks.h (struct lang_hooks_for_decls): Add
15910 function_decl_explicit_p langhook.
15911 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
15912 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
15914 2009-03-27 Jakub Jelinek <jakub@redhat.com>
15916 * builtins.c (fold_builtin_memory_op): Optimize memmove
15917 into memcpy if we can prove source and destination don't overlap.
15919 * tree-inline.c: Include gt-tree-inline.h.
15920 (clone_fn_id_num): New variable.
15921 (clone_function_name): New function.
15922 (tree_function_versioning): Use it.
15923 * Makefile.in (GTFILES): Add tree-inline.c.
15925 2009-03-27 Mark Mitchell <mark@codesourcery.com>
15927 * BASE-VER: Change to 4.5.0.
15929 2009-03-27 Xinliang David Li <davidxl@google.com>
15931 PR tree-optimization/39557
15932 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
15934 2009-03-27 Xinliang David Li <davidxl@google.com>
15936 PR tree-optimization/39548
15937 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
15940 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15942 * c-common.c (pointer_int_sum): Use %wd on return from
15945 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15947 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
15948 on return from tree_low_cst.
15950 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
15953 * ginclude/stdarg.h (va_copy): Define also for
15954 __GXX_EXPERIMENTAL_CXX0X__.
15956 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15959 * builtins.h (c_strlen): Do not warn here.
15960 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15961 * c-common.c (pointer_int_sum): Take an explicit location.
15962 Warn about offsets out of bounds.
15963 * c-common.h (pointer_int_sum): Adjust declaration.
15965 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15967 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
15970 2009-03-26 Jakub Jelinek <jakub@redhat.com>
15973 * opts.c (warn_if_disallowed_function_p): Don't assume
15974 get_callee_fndecl must return non-NULL.
15976 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
15978 PR rtl-optimization/39522
15979 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
15980 when reg_reloaded_valid is set.
15982 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15984 * config/spu/divv2df3.c: New file.
15985 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
15986 (DPBIT_FUNCS): Filter out _div_df.
15988 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
15990 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
15991 a jump insn, count that jump in the distance to the loop start.
15993 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
15996 * config/sh/sh.c (calc_live_regs): Fix condition for global
15997 registers except PIC_OFFSET_TABLE_REGNUM.
15999 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16002 * doc/invoke.texi (-mconsole): New.
16004 (-mno-cygwin): New.
16006 (-mnop-fun-dllimport): New.
16010 (sub section "i386 and x86-64 Windows Options"): New.
16012 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16014 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16015 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16017 2009-03-25 Richard Guenther <rguenther@suse.de>
16019 PR middle-end/39497
16020 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16023 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16025 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16026 neither of haifa/selective schedulers are working.
16028 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16030 * doc/invoke.texi (Debugging Options): Fix description of
16031 -fno-merge-debug-strings.
16033 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16035 * config/cris/libgcc.ver: New version-script.
16036 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16038 * configure.ac <GAS features, nop mnemonic>: Add pattern
16039 crisv32-*-* for "nop".
16040 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16041 * configure: Regenerate.
16043 2009-03-24 Ira Rosen <irar@il.ibm.com>
16045 PR tree-optimization/39529
16046 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16047 mark_sym_for_renaming for the tag copied to the new vector
16050 2009-03-24 Arthur Loiret <aloiret@debian.org>
16052 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
16053 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
16054 EXTRA_SPEC_FUNCTIONS.
16055 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
16056 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
16057 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
16058 -march and -mtune options.
16060 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
16062 * config/m68k/t-rtems: Add m5329 multilib.
16064 2009-03-24 Dodji Seketeli <dodji@redhat.com>
16065 Jakub Jelinek <jakub@redhat.com>
16068 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
16071 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16074 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
16075 instead of c_parser_expression_conv, if original_code isn't one of the
16076 4 allowed comparison codes, fail.
16078 2009-03-23 Richard Guenther <rguenther@suse.de>
16080 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
16081 * tree.h (struct tree_type): Likewise.
16082 * reload.h (struct insn_chain): Likewise.
16083 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
16084 * function.h (struct function): Likewise.
16085 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
16087 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16089 PR tree-optimization/39516
16090 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
16092 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
16094 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
16095 should be set true if BITS_PER_WORD of target is bigger than 32
16097 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
16099 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
16100 Translate -B-options to -rpath-link. Correct existing
16101 rpath-link and conditionalize on !nostdlib.
16103 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16105 * doc/extend.texi (Function Attributes, Variable Attributes):
16107 * doc/invoke.texi (Debugging Options, Optimize Options)
16108 (i386 and x86-64 Options, MCore Options): Likewise.
16110 2009-03-20 Jakub Jelinek <jakub@redhat.com>
16113 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
16114 it for block local namespace aliases.
16115 (gen_decl_die): Pass context_die to gen_namespace_die.
16117 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16120 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
16121 minimum or maximum value.
16123 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
16125 * reginfo.c (globalize_reg): Recompute derived reg sets.
16127 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
16130 * libgcc2.c (mprotect): Do not use signed arguments for
16131 VirtualProtect, use DWORD arguments. Also fix the 'may
16132 be used uninitialized' warning for the np variable.
16134 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16137 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
16138 functions using regparm calling conventions when not optimizing.
16139 (ix86_function_sseregparm): Similarly for sseregparm calling
16142 2009-03-19 Li Feng <nemokingdom@gmail.com>
16144 PR middle-end/39500
16145 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
16146 dependence if the first conflict is after niter iterations.
16148 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
16150 PR middle-end/38609
16151 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
16152 functions with dynamic stack-pointer adjustments.
16154 2009-03-19 Ben Elliston <bje@au.ibm.com>
16156 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
16157 option; change to -msdata=data.
16159 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16161 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
16164 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
16167 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
16169 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
16171 * doc/invoke.texi (Code Gen Options): Expand discussion of
16174 2009-03-18 Jakub Jelinek <jakub@redhat.com>
16176 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
16177 * matrix-reorg.c (struct matrix_info): Likewise.
16178 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
16179 * rtl.h (struct mem_attrs): Likewise.
16180 * df.h (struct df): Likewise.
16181 * tree-data-ref.h (struct data_dependence_relation): Likewise.
16182 * ira-int.h (struct ira_allocno): Likewise.
16183 * df-scan.c (struct df_collection_rec): Likewise.
16184 * ira.c (struct equivalence): Likewise.
16185 * function.c (struct temp_slot): Likewise.
16186 * cfgloop.h (struct loop): Likewise.
16189 * function.c (use_register_for_decl): When not optimizing, disregard
16190 register keyword for variables with types containing methods.
16192 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
16194 PR middle-end/39447
16195 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
16196 (is_simple_operand): Call contains_component_ref_p before calling data
16197 reference analysis that would fail on COMPONENT_REFs.
16199 * tree-vrp.c (search_for_addr_array): Fix formatting.
16201 2009-03-18 Richard Guenther <rguenther@suse.de>
16203 * tree-vect-transform.c (vect_loop_versioning): Fold the
16204 generated comparisons.
16205 * tree-vectorizer.c (set_prologue_iterations): Likewise.
16206 (slpeel_tree_peel_loop_to_edge): Likewise.
16208 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16210 PR middle-end/37805
16211 * opts.c (print_specific_help): In addition to `undocumented',
16212 accept `separate' and `joined' flags if passed alone. Describe
16213 output by the first matched one of those.
16214 (common_handle_option): Skip over empty strings.
16215 * gcc.c (display_help): Fix help string for `--help='.
16216 * doc/invoke.texi (Option Summary, Overall Options): With
16217 `--help=', classes and qualifiers can both be repeated, but
16218 only the latter can be negated. One should not pass only
16219 negated qualifiers. Fix markup and examples.
16222 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16223 PR middle-end/37805
16224 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16225 and -fhelp=separate.
16227 2009-03-17 Jing Yu <jingyu@google.com>
16229 PR middle-end/39378
16230 * function.h (struct rtl_data): Move is_thunk from here...
16231 (struct function): ...to here.
16232 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16233 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16235 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16237 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16238 (alpha_output_function_end_prologue): Likewise.
16239 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16240 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16241 (rs6000_output_function_epilogue): Likewise.
16242 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16244 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16247 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16248 from different units in a single alternative.
16249 (*truncdfsf_i387): Ditto.
16250 (*truncxfsf2_mixed): Ditto.
16251 (*truncxfdf2_mixed): Ditto.
16253 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16255 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16256 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16259 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16260 unused non-artificial variables when not optimizing.
16263 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16264 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16265 NAMESPACE_DECL in its DECL_INITIAL.
16267 PR middle-end/39443
16268 * optabs.c (set_user_assembler_libfunc): New function.
16269 * expr.h (set_user_assembler_libfunc): New prototype.
16270 * c-common.c: Include libfuncs.h.
16271 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16272 for memcmp, memset, memcpy, memmove and abort.
16273 * Makefile.in (c-common.o): Depend on libfuncs.h.
16276 * dwarf2out.c (gen_inlined_enumeration_type_die,
16277 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16278 gen_tagged_type_instantiation_die): Removed.
16279 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16282 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16285 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16287 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16288 (check-parallel-%): Ditto.
16289 (check-consistency): Ditto.
16291 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16293 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16294 local variable rhs by NULL_TREE.
16296 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16299 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16301 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16304 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16306 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16309 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16310 for ms->sysv ABI calls only in 64bit mode.
16312 * config/i386/i386.md (untyped_call): Support 32bit.
16314 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16316 * doc/extend.texi: Replace x86_65 with x86_64.
16318 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16320 PR tree-optimization/39455
16321 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16322 mismatches for POINTER_TYPE_P (type).
16323 (number_of_iterations_le): Likewise.
16325 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16327 * config/picochip/picochip.c: Removed profiling support.
16328 * config/picochip/picochip.md: Removed profiling instruction.
16329 * config/picochip/picochip.h: Removed profiling builtin.
16331 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16333 * doc/install.texi (--with-host-libstdcxx): Document.
16335 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16338 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16339 generate a warning if the function name does not begin with
16340 "__vector" and the function has either the 'signal' or 'interrupt'
16341 attribute, from here to ...
16342 (avr_declare_function_name): ...here. New function.
16343 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16344 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16346 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16349 * cse.c (fold_rtx): Don't modify original const_arg1 when
16350 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16351 separate variable instead.
16352 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16353 from out of range shift counts.
16354 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16356 2009-03-13 Catherine Moore <clm@codesourcery.com>
16358 * config/i386/x-mingw32 (host-mingw32.o): Replace
16359 diagnostic.h with $(DIAGNOSTIC_H).
16361 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16364 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16366 * config/i386/sync.md (sync_compare_and_swap<mode>,
16367 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16368 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16370 (sync_double_compare_and_swapdi_pic,
16371 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16372 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16374 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16377 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16379 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16382 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16383 (avx_addsubv4df3): Likewise.
16384 (*avx_addsubv4sf3): Likewise.
16385 (sse3_addsubv4sf3): Likewise.
16387 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16390 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16392 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16395 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16396 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16397 registers for allocnos created from user-defined variables.
16399 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16402 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16403 of non-integer mode as well.
16405 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16407 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16408 for functions for which the parameter types are unknown.
16410 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16413 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16414 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16415 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16416 * config/i386/i386.c (ix86_local_alignment): For
16417 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16418 long long variables on the stack to avoid dynamic realignment.
16419 Allow the first argument to be a decl rather than type.
16420 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16422 2009-03-11 Nick Clifton <nickc@redhat.com>
16425 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16427 Add description to mno-lsim option.
16428 * config/mcore/mcore.h: Remove comment about deprecated m4align
16430 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16431 * doc/invoke.texi: Add description of mno-lsim and
16432 mstack-increment options.
16434 * config/fr30/fr30.opt: Document the -mno-lsim option.
16435 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16436 and -mno-lsim options.
16438 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16440 * fold-const.c (fold_comparison): Only call fold_inf_compare
16441 if the mode supports infinities.
16443 2009-03-11 Jason Merrill <jason@redhat.com>
16446 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16447 end already did. Notice GIMPLE_CALL modifications of the result.
16448 Don't copy debug information from an ignored decl or a decl from
16451 2009-03-10 Richard Guenther <rguenther@suse.de>
16452 Nathan Froyd <froydnj@codesourcery.com>
16454 PR middle-end/37850
16455 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16456 (__divMODE3): Likewise.
16458 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16460 PR tree-optimization/39394
16461 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16462 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16464 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16466 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16467 inline asms for register asm ("") declarations.
16469 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16471 * fold-const.c (fold_unary): Fix comment.
16473 2009-03-07 Jan Hubicka <jh@suse.cz>
16476 * tree-inline.c (setup_one_parameter): Do replacement of const
16477 argument by constant in SSA form.
16479 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16481 PR middle-end/38028
16482 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16483 determine alignment passed to assign_stack_local.
16484 (assign_parms_unsplit_complex): Likewise.
16485 * except.c (sjlj_build_landing_pads): Likewise.
16487 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16489 PR middle-end/39360
16490 * tree-flow.h (add_referenced_var): Return bool instead of void.
16491 * tree-dfa.c (add_referenced_var): Return result of
16492 referenced_var_check_and_insert call.
16493 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16494 of referenced_var_check_and_insert.
16497 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16498 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16499 DIE, don't emit it if abstract origin already has it.
16500 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16501 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16503 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16505 * genpreds.c (needs_variable): Fix parentheses at variable name
16507 (write_tm_constrs_h): Indent generated code.
16509 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16511 * doc/extend.texi (Function Attributes): Add documentation
16512 for isr attributes.
16514 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16517 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16518 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16520 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16522 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16525 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16528 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16529 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16531 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16533 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16534 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16535 constants instead of magic numbers.
16536 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16538 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16539 (x86_64_ms_abi_int_parameter_registers): Ditto.
16540 (x86_64_int_return_registers): Ditto.
16541 (ix86_maybe_switch_abi): Ditto.
16542 (ix86_expand_call): Ditto for clobbered_registers array.
16543 (ix86_hard_regno_mode_ok): Ditto.
16544 (x86_extended_QIreg_mentioned_p): Ditto.
16546 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16548 PR tree-optimization/39349
16549 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16551 * combine.c (gen_lowpart_for_combine): Use omode when generating
16554 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16556 PR rtl-optimization/39235
16557 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16559 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16561 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16563 2009-03-04 Richard Guenther <rguenther@suse.de>
16565 PR tree-optimization/39362
16566 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16567 that occur in abnormal PHIs should be varying.
16569 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16571 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16573 (simple_iv): Take loop as an argument instead of statement.
16574 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16575 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16577 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16579 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16580 * matrix-reorg.c (analyze_transpose): Ditto.
16581 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16582 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16583 * tree-predcom.c (ref_at_iteration): Ditto.
16584 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16586 2009-03-04 Richard Guenther <rguenther@suse.de>
16588 PR tree-optimization/39358
16589 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16590 escaped_id and callused_id.
16591 (solve_graph): Likewise.
16593 2009-03-04 Richard Guenther <rguenther@suse.de>
16595 PR tree-optimization/39339
16596 * tree-sra.c (try_instantiate_multiple_fields): Make it
16597 no longer ICE on the above.
16599 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16601 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16602 that fits within Pmode.
16604 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16606 PR middle-end/10109
16607 * tm.texi (LIBCALL_VALUE): Update description.
16609 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16611 PR middle-end/34443
16612 * doc/extend.texi (section): Update description.
16614 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16616 PR middle-end/39345
16617 * tree-inline.c (remapped_type): New.
16618 (can_be_nonlocal): Call remapped_type instead of remap_type.
16620 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16623 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16624 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16626 2009-03-03 Richard Guenther <rguenther@suse.de>
16628 PR middle-end/39272
16629 * tree.c (tree_nonartificial_location): New function.
16630 * tree.h (tree_nonartificial_location): Declare.
16631 * builtins.c (expand_builtin_memory_chk): Provide location
16632 of the call location for artificial function pieces.
16633 (maybe_emit_chk_warning): Likewise.
16634 (maybe_emit_sprintf_chk_warning): Likewise.
16635 (maybe_emit_free_warning): Likewise.
16636 * expr.c (expand_expr_real_1): Likewise.
16638 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16640 PR tree-optimization/39343
16641 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16642 COMPONENT_REF t has ARRAY_TYPE.
16644 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16646 PR middle-end/39335
16647 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16648 when the type precision of the induction variable should be
16649 larger than the type precision of nit.
16650 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16651 * graphite.c (graphite_loop_normal_form): Same.
16652 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16654 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16656 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16657 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16658 numbers to describe clobbered registers.
16659 (*call_value_0_rex64_ms_sysv): Ditto.
16660 * config/i386/mmx.md (mmx_emms): Ditto.
16661 (mmx_femms): Ditto.
16663 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16665 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16668 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16670 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16671 (spu_section_type_flags): New function.
16673 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16675 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16676 reg_class_contents of FLOAT_REGS into a temporary.
16678 2009-03-02 Richard Guenther <rguenther@suse.de>
16679 Ira Rosen <irar@il.ibm.com>
16681 PR tree-optimization/39318
16682 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16683 information to the vectorized statement.
16685 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16687 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16688 variable. Use defined names instead of magic constants for REX SSE
16691 2009-03-01 Richard Guenther <rguenther@suse.de>
16693 PR tree-optimization/39331
16694 * omp-low.c (lower_send_shared_vars): Do not receive new
16695 values for the reference of DECL_BY_REFERENCE parms or results.
16697 2009-03-01 Jan Hubicka <jh@suse.cz>
16700 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16701 BLOCK_NONLOCALIZED_VAR): New macros.
16702 (tree_block): Add nonlocalized_vars.
16703 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16704 gen_decl_die): Add origin argument. Allow generation of die with
16705 origin at hand only.
16706 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16707 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16709 (gen_block_die): Fix checking for unused blocks.
16710 (process_scope_var): Break out from .... ; work with origins only.
16711 (decls_for_scope) ... here; process nonlocalized list.
16712 (dwarf2out_ignore_block): Look for nonlocalized vars.
16713 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16715 (dump_scope_block): Dump them.
16716 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16717 (remap_block): Likewise.
16718 (can_be_nonlocal): New predicate.
16719 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16721 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16723 * configure: Regenerate.
16725 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16727 * optc-gen.awk: No need to duplicate option flags twice.
16728 Reuse help texts for duplicate options which do not have any.
16730 * gcc.c (display_help): Document --version.
16732 * gcc.c (main): If print_help_list and verbose_flag, ensure
16733 driver output comes before subprocess output.
16735 * optc-gen.awk: Assign all remaining fields to help string,
16736 space-separated, for multi-line help in *.opt.
16738 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16739 -Wno-pedantic-ms-format is for MinGW targets only.
16741 * doc/options.texi (Option file format): Fix bad indentation,
16742 restoring dropped sentence.
16744 2009-02-28 Jan Hubicka <jh@suse.cz>
16746 * tree-inline.c (tree_function_versioning): Output debug info.
16748 2009-02-28 Jan Hubicka <jh@suse.cz>
16751 * tree-inline.c (setup_one_parameter): Do not copy propagate
16752 arguments when not optimizing.
16754 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16757 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16758 (avx_addsubv4df3): Likewise.
16759 (*avx_addsubv4sf3): Likewise.
16760 (sse3_addsubv4sf3): Likewise.
16761 (*avx_addsubv2df3): Likewise.
16762 (sse3_addsubv2df3): Likewise.
16763 (avx_unpckhps256): Correct item selectors.
16764 (avx_unpcklps256): Likewise.
16765 (avx_unpckhpd256): Likewise.
16766 (avx_unpcklpd256): Likewise.
16768 2009-02-28 Jan Hubicka <jh@suse.cz>
16770 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16772 (copy_arguments_for_versioning): If var is declared don't declare it.
16773 (tree_function_versioning): First setup substitutions and then copy
16776 2009-02-27 Jan Hubicka <jh@suse.cz>
16779 * cgraph.h (varpool_output_debug_info): Remove.
16780 * cgraphunit.c (varpool_output_debug_info): Remove.
16781 * dwarf2out.c (deferred_locations_struct): New struct
16782 (deferred_locations): New type.
16783 (deferred_locations_list): New static var.
16784 (deffer_location): New function.
16785 (gen_variable_die): Use it.
16786 (decls_for_scope): Output info on local static vars.
16787 (dwarf2out_finish): Process deferred locations.
16788 * varpool.c (varpool_output_debug_info): Remove.
16790 2009-02-27 Jan Hubicka <jh@suse.cz>
16793 * tree.h (TREE_PROTECTED): Fix comment.
16794 (BLOCK_HANDLER_BLOCK): Remove.
16795 (struct tree_block): Remove handler_block add body_block.
16796 (inlined_function_outer_scope_p): New.
16797 (is_body_block): Remove.
16798 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16799 * dwarf2out.c (is_inlined_entry_point): Remove.
16800 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16801 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16803 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16804 * gimplify.c (gimplify_expr): Gimplify body blocks.
16805 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16806 block with multiple subblocks.
16807 (dump_scope_block): Prettier output; dump more flags and info.
16808 (dump_scope_blocks): New.
16809 (remove_unused_locals): Use dump_scope_blocks.
16810 * tree-flow.h (dump_scope_blocks): Declare.
16811 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16812 * stmt.c (is_body_block): Remove.
16813 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16814 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16816 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16818 PR middle-end/39308
16819 * graphite.c (graphite_loop_normal_form): Do not call
16820 number_of_iterations_exit from a gcc_assert.
16822 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16824 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16825 jumps if COND is NULL.
16826 (find_cond_jump): New function.
16827 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16828 * config/s390/s390.md: Remove z10_cobra attribute value.
16830 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16832 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16833 force_const_mem returns NULL_RTX.
16835 2009-02-26 Jan Hubicka <jh@suse.cz>
16838 * cgraph.h (varpool_output_debug_info): Remove.
16839 * cgraphunit.c (varpool_output_debug_info): Remove.
16840 * dwarf2out.c (deferred_locations_struct): New struct
16841 (deferred_locations): New type.
16842 (deferred_locations_list): New static var.
16843 (deffer_location): New function.
16844 (gen_variable_die): Use it.
16845 (decls_for_scope): Output info on local static vars.
16846 (dwarf2out_finish): Process deferred locations.
16847 * varpool.c (varpool_output_debug_info): Remove.
16849 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16851 PR rtl-optimization/39241
16852 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16853 to subreg_offset_representable_p.
16855 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16857 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16858 execute function prototype. Get f and nregs from max_reg_num
16859 and get_insns. Remove the first backward pass as it's dead,
16860 guard the forward pass by flag_expensive_optimizations.
16861 (rest_of_handle_regmove): Delete.
16862 (pass_regmove): Replace it with regmove_optimize.
16864 2009-02-25 Martin Jambor <mjambor@suse.cz>
16866 PR tree-optimization/39259
16867 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16868 calls_alloca function flags.
16869 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16870 calls are detected.
16872 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16874 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
16875 flags_set_1_rtx, flags_set_1_set): Delete.
16876 (regmove_optimize): Do not call mark_flags_life_zones.
16878 2009-02-24 Julian Brown <julian@codesourcery.com>
16881 * config/arm/arm.c (require_pic_register): Only set
16882 cfun->machine->pic_reg once per function.
16884 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
16886 * doc/invoke.texi (Link Options): Document an easier way to pass
16887 options that take arguments to the GNU linker using -Xlinker and -Wl.
16889 2009-02-24 Steve Ellcey <sje@cup.hp.com>
16892 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
16894 2009-02-24 Richard Guenther <rguenther@suse.de>
16897 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
16899 2009-02-24 Richard Guenther <rguenther@suse.de>
16900 Zdenek Dvorak <ook@ucw.cz>
16902 PR tree-optimization/39233
16903 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
16904 from converting them to a generic type.
16906 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
16908 PR tree-optimization/39260
16909 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
16910 contains a condition with a real type.
16911 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
16913 2009-02-23 Jason Merrill <jason@redhat.com>
16916 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
16917 narrowing_initializer_constant_valid_p.
16918 (narrowing_initializer_constant_valid_p): Don't return
16919 null_pointer_node for adding a pointer to itself.
16921 2009-02-23 Jan Hubicka <jh@suse.cz>
16924 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
16927 2009-02-23 Jan Hubicka <jh@suse.cz>
16929 PR tree-optimization/37709
16930 * tree.c (block_ultimate_origin): Move here from dwarf2out.
16931 * tree.h (block_ultimate_origin): Declare.
16932 * dwarf2out.c (block_ultimate_origin): Move to tree.c
16933 * tree-ssa-live.c (remove_unused_scope_block_p):
16934 Eliminate blocks containig no instructions nor live variables nor
16936 (dump_scope_block): New function.
16937 (remove_unused_locals): Enable removal of dead blocks by default;
16938 enable dumping at TDF_DETAILS.
16940 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16942 * config/i386/i386.c (classify_argument): Don't allow COImode
16944 (function_arg_advance_32): Don't allow OImode.
16945 (function_arg_32): Likewise.
16946 (function_value_32): Likewise.
16947 (return_in_memory_32): Likewise.
16948 (function_arg_64): Remove OImode comment.
16950 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16953 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16954 ix86_expand_vector_set for V4DImode in 64bit mode only.
16955 (ix86_expand_vector_init_one_var): Likewise.
16957 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
16959 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
16961 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16964 * loop-iv.c: Revert last change.
16965 * emit-rtl.c: Likewise.
16967 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16970 * config/i386/i386.c (type_natural_mode): Remove an extra
16971 space in the warning message.
16972 (function_value_32): Handle 32-byte vector modes.
16973 (return_in_memory_32): Likewise.
16975 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16977 * loop-iv.c (truncate_value): New function.
16978 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
16980 (lowpart_subreg): Move to...
16981 * emit-rtl.c: ...here.
16983 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
16985 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
16986 accidental and undocumented change at revision 140860.
16988 2009-02-21 Joseph Myers <joseph@codesourcery.com>
16990 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
16991 take gimple_seq * arguments.
16992 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
16993 types_compatible_p langhook.
16995 2009-02-20 Mark Mitchell <mark@codesourcery.com>
16996 Joseph Myers <joseph@codesourcery.com>
16998 * config/arm/arm.c (arm_builtin_va_list): New function.
16999 (arm_expand_builtin_va_start): Likewise.
17000 (arm_gimplify_va_arg_expr): Likewise.
17001 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17002 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17003 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17004 (va_list_type): New variable.
17005 (arm_mangle_type): Mangle va_list_type appropriately.
17007 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17009 PR middle-end/39157
17010 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17011 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17012 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17013 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17014 parameter to 1000 for -O1 by default.
17015 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17017 * loop-invariant.c: Include params.h.
17018 (move_loop_invariants): Don't call move_single_loop_invariants on
17021 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17023 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17024 offset when calculating bounds for indexing stack_usage_map. Fixes
17025 a buffer overflow with certain target setups.
17027 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17030 * calls.c (expand_call): Clear try_tail_call if caller and callee
17031 disagree in promotion of function return value.
17033 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17036 * c-common.c (c_determine_visibility): If visibility changed and
17037 DECL_RTL has been already set, call make_decl_rtl to update symbol
17040 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17043 * varasm.c (assemble_variable): Don't check DECL_NAME when
17044 globalizing a variable.
17046 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17049 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17050 expression before any __builtin_trap call.
17051 * c-typeck.c (build_function_call): Convert and check function
17052 arguments before generating a call to a trap. Evaluate the
17053 function arguments before the trap.
17055 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
17058 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
17059 (UNSPEC_FXAM_MEM): New unspec.
17060 (fxam<mode>2_i387_with_temp): New insn and split pattern.
17061 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
17062 memory using fxam<mode>2_i387_with_temp to remove excess precision.
17064 2009-02-19 Richard Guenther <rguenther@suse.de>
17066 PR tree-optimization/39207
17067 PR tree-optimization/39074
17068 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
17069 storedanything_tree): New.
17070 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
17071 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
17072 (build_succ_graph): Add edges from STOREDANYTHING to all
17074 (init_base_vars): Initialize STOREDANYTHING.
17075 (compute_points_to_sets): Free substitution info after
17076 building the succ graph.
17077 (ipa_pta_execute): Likewise.
17079 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
17081 (do_ds_constraint): Do not add to special var or non-pointer
17083 (type_could_have_pointers): Split out from ...
17084 (could_have_pointers): ... here. For arrays use the element type.
17085 (create_variable_info_for): Initialize may_have_pointers.
17086 (new_var_info): Likewise.
17087 (handle_lhs_call): Make the HEAP variable unknown-sized.
17088 (intra_create_variable_infos): Use a type with pointers for
17089 PARM_NOALIAS, make it unknown-sized.
17091 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
17094 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
17096 2009-02-18 Jason Merrill <jason@redhat.com>
17099 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
17100 value if DECL_EXTERNAL.
17101 * tree-sra.c (sra_walk_gimple_assign): Likewise.
17102 * target.h (gcc_target::binds_local_p): Clarify "module".
17103 * tree.h (TREE_PUBLIC): Clarify "module".
17105 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
17108 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
17109 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
17111 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
17114 * c.opt (Wabi): Support C and ObjC.
17117 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
17119 * config/i386/i386.c (classify_argument): Warn once about the ABI
17120 change when passing union with long double.
17122 * doc/invoke.texi: Update -Wabi for warning psABI changes.
17124 2009-02-18 Joseph Myers <joseph@codesourcery.com>
17127 * c-parser.c (c_parser_compound_statement): Always enter and leave
17130 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17133 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
17135 2009-02-18 Jakub Jelinek <jakub@redhat.com>
17137 PR tree-optimization/36922
17138 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
17139 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
17142 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17144 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
17147 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17149 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
17151 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17153 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
17156 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
17157 Richard Sandiford <rdsandiford@googlemail.com>
17159 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
17160 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
17161 (loongson_biadd): ...this.
17163 2009-02-17 Richard Guenther <rguenther@suse.de>
17165 PR tree-optimization/39202
17166 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
17167 a var make sure to follow existing collapses.
17169 2009-02-17 Richard Guenther <rguenther@suse.de>
17171 PR middle-end/39214
17172 * langhooks.c (lhd_print_error_function): Check for NULL block.
17174 2009-02-17 Richard Guenther <rguenther@suse.de>
17176 PR tree-optimization/39204
17177 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
17180 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
17182 * config/soft-fp/double.h: Update from glibc CVS.
17184 2009-02-17 Richard Guenther <rguenther@suse.de>
17186 PR tree-optimization/39207
17187 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
17188 strict-aliasing warnings for pointers pointing to NULL.
17190 2009-02-16 Joseph Myers <joseph@codesourcery.com>
17193 * c-parser.c (c_parser_braced_init): Call pop_init_level when
17194 skipping until next close brace.
17196 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
17199 * config/i386/i386.c (ix86_expand_push): Set memory alignment
17200 to function argument boundary.
17202 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17204 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
17205 in the lea_add. Reload eventually constraints it properly.
17206 * config/picochip/constraints.md: Remove the target constraint
17207 "b", since it is not needed anymore.
17209 2009-02-16 Jakub Jelinek <jakub@redhat.com>
17211 * gthr-dce.h: Uglify function parameter and local variable names.
17212 * gthr-gnat.h: Likewise.
17213 * gthr-mipssde.h: Likewise.
17214 * gthr-nks.h: Likewise.
17215 * gthr-posix95.h: Likewise.
17216 * gthr-posix.h: Likewise.
17217 * gthr-rtems.h: Likewise.
17218 * gthr-single.h: Likewise.
17219 * gthr-solaris.h: Likewise.
17220 * gthr-tpf.h: Likewise.
17221 * gthr-vxworks.h: Likewise.
17222 * gthr-win32.h: Likewise.
17224 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17227 * config/i386/i386.md: Restrict the new peephole2 to move
17228 between MMX/SSE registers.
17230 2009-02-15 Richard Guenther <rguenther@suse.de>
17233 2009-02-13 Richard Guenther <rguenther@suse.de>
17235 * configure.ac: Enable LFS.
17236 * configure: Re-generate.
17237 * config.in: Likewise.
17239 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17241 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17242 spu_srqwbyte, spu_srqwbytebc): Define.
17243 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17244 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17245 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17246 "shrqby_<mode>"): New insn-and-split patterns.
17247 * config/spu/spu.c (expand_builtin_args): Determine and return
17248 number of operands using spu_builtin_description data.
17249 (spu_expand_builtin_1): Use it.
17251 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17254 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17257 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17260 * config/i386/i386.c (override_options): Correct warning
17261 messages for -malign-loops, -malign-jumps and -malign-functions.
17263 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17266 * config/i386/i386.md: Restrict the new peephole2 to move
17267 between the general purpose registers.
17269 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17272 * config/i386/i386.c (type_natural_mode): Add a new argument.
17273 Return the original mode and warn ABI change if vector size is 32byte.
17274 (function_arg_advance): Updated.
17275 (function_arg): Likewise.
17276 (ix86_function_value): Likewise.
17277 (ix86_return_in_memory): Likewise.
17278 (ix86_sol10_return_in_memory): Likewise.
17279 (ix86_gimplify_va_arg): Likewise.
17280 (function_arg_32): Don't warn ABX ABI change here.
17281 (function_arg_64): Likewise.
17283 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17285 * loop-iv.c (implies_p): In the final case, test that operands 0
17286 of the two comparisons match.
17288 * config/bfin/bfin.c (find_prev_insn_start): New function.
17289 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17290 (find_next_insn_start): Move.
17292 2009-02-13 Richard Guenther <rguenther@suse.de>
17294 * configure.ac: Enable LFS.
17295 * configure: Re-generate.
17296 * config.in: Likewise.
17298 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17301 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17302 sizes on syntax error after some arguments have been parsed.
17304 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17306 * doc/invoke.texi (-fira): Remove.
17308 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17310 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17311 * recog.c: Likewise.
17314 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17316 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17317 (umul_ppmm): Likewise.
17318 (count_leading_zeros): Likewise.
17319 (count_trailing_zeros): Likewise.
17320 (UMUL_TIME): Likewise.
17322 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17324 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17325 soft-fp/t-softfp to tmake_file.
17327 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17328 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17329 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17330 IA64_BUILTIN_INFQ]: New.
17331 (ia64_init_builtins): Initialize __builtin_infq,
17332 __builtin_fabsq and __builtin_copysignq if not HPUX.
17333 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17334 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17336 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17338 (__fixtfti): Likewise.
17339 (__fixunstfti): Likewise.
17340 (__floattitf): Likewise.
17342 * config/ia64/libgcc-glibc.ver: New.
17343 * config/ia64/t-fprules-softfp: Likewise.
17344 * config/ia64/sfp-machine.h: Likewise.
17346 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17347 (LIBGCC2_TF_CEXT): Likewise.
17348 (TF_SIZE): Likewise.
17349 (TARGET_INIT_LIBFUNCS): Likewise.
17351 * config/ia64/t-glibc (SHLINB_MAPFILES):
17352 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17354 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17356 * config/i386/i386.c (construct_container): Rewrite processing
17357 BLKmode with X86_64_SSE_CLASS.
17359 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17362 * config/i386/i386.md: Replace simplify_replace_rtx with
17363 replace_rtx in the new peephole2.
17365 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17367 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17368 loop unrolling do not happen at -O2.
17370 2009-02-12 Michael Matz <matz@suse.de>
17372 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17374 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17376 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17379 2009-02-12 Ben Elliston <bje@au.ibm.com>
17381 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17382 patterns when updating the back chain. Missed in the 2009-02-10
17385 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17387 * doc/extend.texi (Decimal Floating Types): Update identifier of
17388 draft TR and list of missing support.
17390 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17392 PR middle-end/39154
17393 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17394 bit to variable length decl's flags, add it also to its
17395 pointer replacement variable.
17397 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17398 Jakub Jelinek <jakub@redhat.com>
17401 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17402 (memory_blockage): New expander.
17403 (*memory_blockage): New insn pattern.
17404 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17405 instead of general blockage at the end of function prologue when
17406 frame pointer is used to access red zone area. Do not emit blockage
17407 when profiling, it is emitted in generic code.
17408 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17409 function epilogue when frame pointer is used to access red zone area.
17411 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17414 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17415 by arithmetic with memory operands.
17416 * config/i386/predicates.md (commutative_operator): New.
17418 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17420 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17423 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17425 * alias.h (record_alias_subset): Declare.
17426 * alias.c (record_alias_subset): Make global.
17428 2009-02-10 Nick Clifton <nickc@redhat.com>
17430 * tree-parloops.c: Change license to GPLv3.
17431 * ipa-struct-reorg.c: Change license to GPLv3.
17432 * ipa-struct-reorg.h: Change license to GPLv3.
17434 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17437 * c-decl.c (start_struct): Return NULL on error.
17439 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17441 PR middle-end/39124
17442 * cfgloopmanip.c (remove_path): Call remove_bbs after
17443 cancel_loop_tree, not before it.
17446 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17447 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17448 VAR_DECLs were seen.
17449 * tree-ssa-live.c (remove_unused_locals): Recompute
17450 cfun->has_local_explicit_reg_vars.
17451 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17452 copies or clearings if cfun->has_local_explicit_reg_vars.
17454 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17457 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17458 of function prologue when frame pointer is used to access
17461 2009-02-10 Richard Guenther <rguenther@suse.de>
17463 PR middle-end/39127
17464 * gimplify.c (gimple_regimplify_operands): Always look if
17465 we need to create a temporary.
17467 2009-02-10 Richard Guenther <rguenther@suse.de>
17469 PR tree-optimization/39132
17470 * tree-loop-distribution.c (todo): New global var.
17471 (generate_memset_zero): Trigger TODO_rebuild_alias.
17472 (tree_loop_distribution): Return todo.
17474 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17477 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17478 (x86_64_reg_class_name): Removed.
17479 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17480 first one isn't X86_64_SSE_CLASS or any other ones aren't
17481 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17482 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17483 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17484 and 3 X86_64_SSEUP_CLASS.
17485 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17486 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17488 2009-02-10 Ben Elliston <bje@au.ibm.com>
17490 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17491 form instruction to update the stack back chain word, even if the
17492 user has disabled the generation of update instructions.
17493 (movdi_<mode>_update_stack): New.
17494 (movsi_update_stack): Likewise.
17495 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17496 always use an update form instruction to update the stack back
17499 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17501 PR middle-end/38953
17502 * graphite.c (if_region_set_false_region): After moving a region in
17503 the false branch of a condition, remove the empty dummy basic block.
17504 (gloog): Remove wrong fix for PR38953.
17506 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17508 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17509 generation due to implicit sign extension.
17511 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17513 PR middle-end/38981
17514 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17515 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17517 2009-02-09 Richard Guenther <rguenther@suse.de>
17519 PR middle-end/35202
17520 * convert.c (convert_to_real): Disable (float)fn((double)x)
17521 to fnf(x) conversion if errno differences may occur and
17522 -fmath-errno is set.
17524 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17526 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17527 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17528 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17530 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17533 * c-common.c (handle_alias_attribute): Disallow attribute for
17534 anything not a FUNCTION_DECL or VAR_DECL.
17536 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17539 * real.c (do_compare): Special-case compare of zero against
17540 decimal float value.
17542 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17545 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17546 as indicating flexible array members unless the field itself is
17547 being declarared as the incomplete array.
17549 2009-02-06 Jan Hubicka <jh@suse.cz>
17551 PR tree-optimization/38844
17552 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17553 is already inlined.
17555 2009-02-06 Richard Guenther <rguenther@suse.de>
17557 PR middle-end/38977
17558 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17559 fork because we may expand it as __gcov_fork.
17561 2009-02-06 Nick Clifton <nickc@redhat.com>
17563 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17565 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17567 PR tree-optimization/35659
17568 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17569 vn_phi_eq): Shortcut if hashcode does not match.
17570 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17572 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17573 and avoid iterative_hash_expr.
17574 (FOR_EACH_VALUE_ID_IN_SET): New.
17575 (value_id_compare): Remove.
17576 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17577 sort expressions by value id.
17579 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17582 * config/sh/predicates.md (general_movsrc_operand): Don't check
17583 the subreg of system registers here.
17585 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17588 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17589 on the copied decl.
17591 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17593 PR rtl-optimization/39110
17594 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17595 addresses, not aligned ones.
17597 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17598 Richard Guenther <rguenther@suse.de>
17600 PR tree-optimization/39100
17601 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17602 comment says and add edges.
17604 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17607 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17608 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17610 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17612 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17613 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17614 register_bb_in_sese, new_sese, free_sese): Moved.
17615 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17616 outermost_loop_in_scop, build_scop_iteration_domain,
17617 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17618 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17619 Use loop_in_sese_p instead of loop_in_scop_p.
17620 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17621 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17622 (scopdet_basic_block_info): Fix bug in scop detection.
17623 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17624 eq_loop_to_cloog_loop): Remove.
17625 (nb_loops_around_loop_in_scop, nb_loop
17626 ref_nb_loops): Moved here...
17627 * graphite.h (ref_nb_loops): ... from here.
17628 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17629 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17630 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17631 * testsuite/gcc.dg/graphite/scop-19.c: New
17633 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17634 Hans-Peter Nilsson <hp@axis.com>
17636 PR rtl-optimization/37889
17637 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17638 Move offset handling from PLUS to before the switch. Use new
17639 arguments when considering SYMBOL_REFs too.
17640 (rtx_addr_can_trap_p): Pass dummy offset and size.
17641 (enum may_trap_p_flags): Remove.
17642 (may_trap_p_1): Pass size from MEM_SIZE.
17644 PR rtl-optimization/38921
17645 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17646 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17647 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17648 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17650 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17652 AVX Programming Reference (January, 2009)
17653 * config/i386/sse.md (*vpclmulqdq): New.
17655 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17657 PR tree-optimization/38977
17658 PR gcov-profile/38292
17659 * calls.c (special_function_p): Disregard __builtin_ prefix.
17661 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17663 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17664 non-indexable addresses even before reload.
17666 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17669 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17670 as having variable size. Do not give an error for unnamed
17671 parameters with [*] declarators. Give a warning for type names
17672 with [*] declarators and mark them as variable size.
17673 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17674 for sizeof applied to [*] type names.
17676 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17679 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17681 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17683 * gcc.c (process_command): Update copyright notice dates.
17684 * gcov.c (print_version): Likewise.
17685 * gcov-dump.c (print_version): Likewise.
17686 * mips-tfile.c (main): Likewise.
17687 * mips-tdump.c (main): Likewise.
17689 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17692 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17693 for composite type involving a zero-length array type.
17695 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17698 * function.c (match_asm_constraints_1): Skip over
17699 initial optional % in the constraint.
17701 PR inline-asm/39059
17702 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17703 supported, don't accept FIXED_CSTs.
17704 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17705 and _Sat is used without _Fract/_Accum. Set specs->type to
17706 integer_type_node for cts_fract/cts_accum if fixed point is not
17709 2009-02-02 Catherine Moore <clm@codesourcery.com>
17711 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17713 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17715 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17716 (ABI_HAS_64BIT_SYMBOLS): Use it.
17717 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17719 2009-02-02 Paul Brook <paul@codesourcery.com>
17721 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17723 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17725 PR inline-asm/39058
17726 * recog.h (asm_operand_ok): Add constraints argument.
17727 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17728 recurse on matching constraint.
17729 (check_asm_operands): Pass constraints as 3rd argument to
17730 asm_operand_ok. Don't look up matching constraint here.
17731 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17734 2009-02-02 Ben Elliston <bje@au.ibm.com>
17736 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17737 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17739 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17741 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17742 information. Remove some obsolete information. Reorganize.
17744 * config/pa/fptr.c: Revert license to GPL 2.
17745 * config/pa/milli64.S: Likewise.
17747 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17750 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17751 LIBRARY name in, instead of hard-coding it.
17752 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17753 extra target make frag to tmake_files according to EH model.
17754 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17755 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17756 frags that define makefile variable EH_MODEL appropriately.
17757 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17758 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17759 to "-sjlj" according to type of EH configured.
17760 (LIBGCC_SONAME): Concatenate it to shared library base name.
17761 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17762 to "_sjlj" according to type of EH configured.
17763 (LIBGCC_SONAME): Concatenate it to shared library base name.
17764 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17765 (SHLIB_LINK): Add missing semicolon to if-else construct.
17766 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17767 string value of "pe_dll" command-line option.
17768 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17769 (SHLIB_SONAME): Use it when overriding t-cygming default.
17770 (SHLIB_IMPLIB): Override t-cygming default.
17771 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17772 string value of "pe_dll" command-line option.
17774 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17777 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17778 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17780 2009-01-31 Richard Guenther <rguenther@suse.de>
17782 PR tree-optimization/38937
17783 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17784 computing the transitive closure.
17786 2009-01-30 Richard Guenther <rguenther@suse.de>
17788 PR tree-optimization/39041
17789 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17790 Propagate variable indices only if the types match for this stmt.
17792 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17795 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17796 inline but never defined.
17798 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17800 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17801 (*insv_h_di_reg_extimm): New insn.
17802 (*insv_l<mode>_reg_extimm): New insn.
17804 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17806 * config/picochip/picochip.c (flag_conserve_stack): set
17807 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17808 fconserve-stack. Reduce call-overhead used by inliner.
17810 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17813 * common.opt (flag_conserve_stack): Initialised to zero.
17815 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17818 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17819 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17822 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17824 * ira-color.c (allocno_reload_assign): Update comments.
17825 * regmove.c (regmove_optimize): Likewise.
17829 2009-01-29 Robert Millan <rmh@aybabtu.com>
17831 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17832 * config/i386/kopensolaris-gnu.h: New file. Undefine
17833 `MD_UNWIND_SUPPORT'.
17834 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17836 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17838 PR tree-optimization/39007
17839 * tree-loop-distribution.c (generate_builtin): Use
17840 recompute_dominator to compute the immediate dominator of the
17841 basic block just after the loop.
17843 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17845 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17846 (ASM_OUTPUT_DWARF_PCREL): Define.
17848 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17850 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17851 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17852 global. Modify entries about regmove and IRA.
17854 * ra-conflict.c: Remove the file.
17856 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17858 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17859 (pass_regclass_init): Rename to pass_reginfo_init.
17861 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17863 * toplev.h (flag_ira): Remove.
17865 * caller-save.c (setup_save_areas): Remove flag_ira.
17867 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17869 * global.c: Remove the file.
17871 * opts.c (decode_options): Remove flag_ira.
17873 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
17875 * regmove.c: Modify file description.
17876 (find_use_as_address, try_auto_increment): Define them only if
17877 AUTO_INC_DEC is defined.
17878 (replacement_quality, replace_in_call_usage, fixup_match_1,
17879 stable_and_no_regs_but_for_p): Remove.
17880 (reg_set_in_bb): Make it static.
17881 (regmove_optimize): Remove flag_ira and code which worked for
17884 * local-alloc.c: Remove the file.
17886 * common.opt (fira): Remove.
17888 * ira.c: Include except.h.
17889 (eliminable_regset): Move from global.c.
17890 (mark_elimination): Ditto. Remove flag_ira.
17891 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
17892 equiv_mem_modified, validate_equiv_mem_from_store,
17893 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
17894 contains_replace_regs, memref_referenced_p, memref_used_between_p,
17895 no_equiv, recorded_label_ref): Move from local-alloc.c.
17896 (update_equiv_regs): Ditto. Make it static.
17897 (print_insn_chain, print_insn_chains): Move it from global.c.
17898 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
17899 (build_insn_chain): Ditto. Make it static.
17900 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
17901 Rename to init_live_subregs.
17902 (gate_ira): Remove flag_ira.
17904 * regclass.c: Rename reginfo.c. Change file description.
17905 (FORBIDDEN_INC_DEC_CLASSES): Remove.
17906 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
17907 (init_reg_sets_1): Remove code for evaluation of
17908 reg_class_superclasses and losing_caller_save_reg_set.
17909 (init_regs): Remove init_reg_autoinc.
17910 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
17911 ok_for_base_p_nonstrict): Remove.
17912 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
17913 (pass_regclass_init): Rename to pass_reginfo_init. Modify
17914 corresponding entries.
17915 (dump_regclass, record_operand_costs, scan_one_insn,
17916 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
17917 record_address_regs, auto_inc_dec_reg_p): Remove.
17918 (gt-regclass.h): Rename to gt-reginfo.h.
17920 * rtl.h (dump_global_regs, retry_global_alloc,
17921 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
17923 * Makefile.in (RA_H): Remove.
17924 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
17925 Rename regclass.o to reginfo.o.
17926 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
17928 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
17929 (GTFILES): Rename regclass.c to reginfo.c.
17931 * passes.c (init_optimization_passes): Remove pass_local_alloc and
17932 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
17934 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17935 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
17937 (finish_spills): Ditto. Remove code for !flag_ira.
17939 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
17941 PR middle-end/35854
17942 * doc/invoke.texi (rtl debug options): Complete rewrite.
17943 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
17945 * mode-switching.c (pass_mode_switching): Rename pass from
17946 "mode-sw" to "mode_sw".
17947 * except.c (pass_convert_to_eh_ranges): Rename pass from
17948 "eh-ranges" to "eh_ranges".
17949 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
17953 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
17954 Alexander Monakov <amonakov@ispras.ru>
17956 PR middle-end/38857
17957 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
17959 (move_exprs_to_boundary): Change return type and pass through
17960 should_move from move_op. Relax assert. Update usage ...
17961 (schedule_expr_on_boundary): ... here. Use should_move instead of
17963 (move_op_orig_expr_found): Indicate that insn was disconnected from
17965 (code_motion_process_successors): Do not call after_merge_succs
17966 callback if original expression was not found when traversing any of
17968 (code_motion_path_driver): Change return type. Update prototype.
17969 (move_op): Update comment. Add a new parameter (should_move). Update
17970 prototype. Set *should_move based on indication provided by
17971 move_op_orig_expr_found.
17973 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
17975 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
17976 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
17977 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
17978 * config/rs6000/rs6000.c (rs6000_override_options): Default
17979 avoid-indexed-addresses on for Power6, off for everything else.
17980 (avoiding_indexed_address_p): New function.
17981 (rs6000_legitimize_address): Use it.
17982 (rs6000_legitimate_address): Likewise.
17983 * config/rs6000/rs6000.md (movXX_updateX): Likewise
17985 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
17987 PR tree-optimization/38997
17988 * tree-loop-distribution.c (generate_memset_zero): Use
17989 POINTER_PLUS_EXPR for a pointer addition.
17991 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
17993 * config/s390/s390.md (bswap<mode>2): New pattern added.
17995 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17997 * config/s390/s390.md (*tls_load_31): Added type attribute.
17999 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18001 * config/s390/s390.md: Fix a few comments.
18003 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18005 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18006 (*tm<mode>_full): Fixed z10prop attribute.
18007 (*tst<mode>_extimm): Fixed z10prop attribute.
18008 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18009 (*tstqiCCT_cconly): Fixed z10prop attribute.
18010 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18011 (*movsi_larl): Fixed z10prop attribute.
18012 (*movsi_zarch): Fixed z10prop attribute.
18013 (*movsi_eas): Fixed z10prop attribute.
18014 (*movhi): Fixed z10prop attribute.
18015 (*movqi): Fixed z10prop attribute.
18016 (*movstrictqi): Fixed z10prop attribute.
18017 (*mov<mode>): Fixed z10prop attribute.
18018 (*movcc): Fixed z10prop attribute.
18019 (*sethighpartdi_64): Fixed z10prop attribute.
18020 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18021 (*negdi2_sign_cc): Fixed z10prop attribute.
18022 (*negdi2_sign): Fixed z10prop attribute.
18023 (*absdi2_sign_cc): Fixed z10prop attribute.
18024 (*absdi2_sign): Fixed z10prop attribute.
18025 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18026 (*negabsdi2_sign): Fixed z10prop attribute.
18027 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18028 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18029 (doloop_si64): Fixed z10prop attribute.
18030 (doloop_si31): Fixed z10prop attribute.
18031 (doloop_long): Fixed z10prop attribute.
18032 (indirect_jump): Fixed z10prop attribute.
18033 (nop): Fixed z10prop attribute.
18034 (main_base_64): Fixed z10prop attribute.
18035 (reload_base_64): Fixed z10prop attribute.
18037 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18039 PR rtl-optimization/38740
18040 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18042 * config/mips/mips.c (mips_reorg): Likewise.
18044 2009-01-28 Richard Guenther <rguenther@suse.de>
18046 PR tree-optimization/38926
18047 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18048 with the correct value id to a value.
18049 (do_regular_insertion): Use the value number of edoubleprime
18050 for the value number of the expr.
18053 2008-08-21 Richard Guenther <rguenther@suse.de>
18055 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
18056 a PHI ask VN if it is already available.
18057 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
18058 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
18060 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18062 PR middle-end/38934
18063 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
18064 set to varying whenever max has TREE_OVERFLOW set, similarly
18065 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
18067 2009-01-28 Richard Guenther <rguenther@suse.de>
18069 PR middle-end/38908
18070 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
18071 uninitialized aggregate uses in call arguments.
18073 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
18075 PR tree-optimization/38984
18076 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
18077 the nothing_id variable if -fno-delete-null-pointer-checks.
18079 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
18082 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
18083 (set_got_offset_rex64): Ditto.
18085 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
18088 * doc/extend.texi: Improve local variable with asm reg.
18090 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
18092 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
18093 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
18094 was not supplied then set warn_packed_bitfield_compat to the
18095 default value of 1.
18096 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
18099 2009-01-27 Richard Guenther <rguenther@suse.de>
18101 PR tree-optimization/38503
18102 * cfgexpand.c (expand_gimple_basic_block): Ignore
18103 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
18104 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
18105 variables that cannot have TBAA applied.
18106 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
18109 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
18111 PR middle-end/38969
18112 * calls.c (initialize_argument_information): Do not wrap complex
18113 arguments in SAVE_EXPR.
18115 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
18117 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
18118 (INSTALL_LIBGCC): Revert typo commit.
18120 2009-01-26 Richard Guenther <rguenther@suse.de>
18122 PR tree-optimization/38745
18123 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
18124 from special handling.
18126 2009-01-26 Richard Guenther <rguenther@suse.de>
18128 PR tree-optimization/38745
18129 * tree-ssa.c (execute_update_addresses_taken): Do not include
18130 variables that cannot possibly be a register in not_reg_needs.
18131 Do not clear TREE_ADDRESSABLE on vars that may not become
18133 * tree-ssa.c (update_alias_info_1): Include those in the set
18134 of addressable vars.
18136 2009-01-26 Richard Guenther <rguenther@suse.de>
18138 PR middle-end/38851
18139 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
18140 * tree-ssa-dse.c: Include langhooks.h
18141 (execute_simple_dse): Remove stores with zero size.
18143 2009-01-24 Jakub Jelinek <jakub@redhat.com>
18146 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
18149 2009-01-24 Julian Brown <julian@codesourcery.com>
18151 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
18152 config/arm/linux-atomic.c.
18153 * config/arm/linux-atomic.c: New.
18155 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
18157 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
18158 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
18159 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
18161 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
18164 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
18167 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
18169 PR tree-optimization/38953
18170 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
18171 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
18172 (gloog): Split the exit of the scop when the scop exit is a loop exit.
18173 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
18176 2009-01-24 Paul Brook <paul@codesourcery.com>
18178 * config/arm/neon.md (neon_type): Move to arm.md.
18179 (neon_mov<VSTRUCT>): Add neon_type attribute.
18180 * config/arm/arm.md (neon_type): Move to here.
18181 (conds): Add "unconditioal" and use as default for NEON insns.
18183 2009-01-24 Ben Elliston <bje@au.ibm.com>
18185 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
18186 void *' warning from -Wc++-compat.
18187 * Makefile.in (dominance.o-warn): Remove.
18189 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
18191 PR tree-optimization/38932
18192 * fold-const.c (fold_unary_ignore_overflow): New.
18193 * tree.h (fold_unary_ignore_overflow): Declare.
18194 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
18195 * tree-ssa-sccvn.c (visit_reference_op_load,
18196 simplify_unary_expression): Likewise.
18198 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
18200 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
18201 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
18202 regardless of their type.
18203 * c-common.c (handle_packed_attribute): Don't ignore packed on
18205 * c.opt (Wpacked-bitfield-compat): New warning option.
18206 * stor-layout.c (place_field): Warn if offset of a field changed.
18207 * doc/extend.texi (packed): Mention the ABI change.
18208 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
18209 (Warning Options): Add it to the list.
18211 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
18213 * c-opts.c (c_common_post_options): Fix a typo in comments.
18215 2009-01-22 Steve Ellcey <sje@cup.hp.com>
18217 PR middle-end/38615
18218 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18219 variables to static.
18220 * doc/invoke.texi (-fmerge-all-constants): Update description.
18222 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18225 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18226 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18228 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18230 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18232 (LOCAL_ALIGNMENT): Similarly.
18234 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18235 Joseph Myers <joseph@codesourcery.com>
18237 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18238 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18239 * config/arm/arm-tune.md: Regenerate.
18240 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18243 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18245 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18246 version number to five.
18248 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18251 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18252 * c-common.c (set_underlying_type): Likewise.
18253 (is_typedef_decl ): Likewise
18255 (set_underlying_type): Likewise.
18256 (is_typedef_type): Likewise.
18258 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18260 PR middle-end/38587
18261 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18264 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18267 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18268 (LIBGCC_SPEC): Don't define.
18269 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18271 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18273 PR rtl-optimization/38879
18274 * alias.c (base_alias_check): Unaligned access via AND address can
18275 alias all surrounding object types except those with sizes equal
18276 or wider than the size of unaligned access.
18278 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18281 * c-decl.c (clone_underlying_type): Move this ...
18282 * c-common.c (set_underlying_type): ... here.
18283 Also, make sure the function properly sets TYPE_STUB_DECL() on
18284 the newly created typedef variant type.
18285 (is_typedef_decl ): New entry point.
18286 * tree.h: Added a new member member_types_needing_access_check to
18287 struct tree_decl_non_common.
18288 (set_underlying_type): New entry point.
18289 (is_typedef_type): Likewise.
18291 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18293 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18294 Check whether two instructions have memory references that
18295 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18296 are helper functions for traversing.
18297 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18298 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18299 not to draw dependency edge for instructions with non-conflicting
18302 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18305 * longlong.h: Update copyright years. Use soft-fp license notice.
18306 Sync __clz_tab declaration with glibc.
18308 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18311 * doc/extend.texi (syscall_linkage): New.
18312 (version_id): Modify.
18314 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18315 Richard Guenther <rguenther@suse.de>
18317 PR tree-optimization/38747
18318 PR tree-optimization/38748
18319 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18320 conversion if the base address is an indirect reference and the
18321 aliasing sets could cause issues.
18323 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18325 * common.opt (fgraphite, fgraphite-identity): Add comment for
18326 explaining why these options are not documented.
18328 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18330 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18331 gimple_call_lhs is NULL.
18333 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18336 * emit-rtl.c (adjust_address_1): Make sure memref is never
18339 2009-01-20 Ben Elliston <bje@au.ibm.com>
18341 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18342 const qualifier from arg parameter. Remove unnecessary cast to char *.
18343 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18344 const qualifier from arg 2.
18346 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18348 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18350 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18353 * rtl.h (reinit_regs): New prototype.
18354 * regclass.c: Include ira.h.
18355 (reinit_regs): New.
18356 * Makefile.in (regclass.o): Add ira.h.
18357 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18359 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18362 * c-common.c (handle_aligned_attribute): Use
18363 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18364 default alignment value.
18366 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18368 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18369 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18371 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18372 __BIGGEST_ALIGNMENT__.
18374 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18376 2009-01-18 Richard Guenther <rguenther@suse.de>
18378 PR tree-optimization/38819
18379 * tree-flow.h (operation_could_trap_helper_p): Declare.
18380 * tree-eh.c (operation_could_trap_helper_p): Export.
18381 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18382 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18383 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18384 are about to insert a possibly trapping instruction and fail
18387 2009-01-18 Andreas Schwab <schwab@suse.de>
18389 * doc/install.texi (Configuration): Remove obsolete paragraph
18390 about use of --with-gnu-ld with --with-gnu-as.
18392 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18394 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18395 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18396 Follow spelling conventions.
18398 2009-01-18 Ben Elliston <bje@au.ibm.com>
18400 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18401 C++ warning about implicit conversion from void * to struct
18403 (bitmap_obstack_free): Likewise for bitmap_element *.
18404 * Makefile.in (bitmap.o-warn): Remove.
18406 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18408 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18410 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18411 Tobias Grosser <tobi.grosser@amd.com>
18413 * graphite.c (graphite_trans_scop_block): Do not block single
18416 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18418 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18419 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18420 test with assertion.
18422 2009-01-16 Richard Guenther <rguenther@suse.de>
18424 PR tree-optimization/38835
18425 PR middle-end/36227
18426 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18427 and INT + PTR -> (INT)(PTR p+ INT) folding.
18428 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18430 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18433 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18434 the subreg from a lowpart subreg if it is also casting the value.
18436 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18437 Tobias Grosser <tobi.grosser@amd.com>
18439 * graphite.c (compare_prefix_loops): New.
18440 (build_scop_canonical_schedules): Rewritten.
18441 (graphite_transform_loops): Move build_scop_canonical_schedules
18442 after build_scop_iteration_domain.
18444 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18445 Tobias Grosser <tobi.grosser@amd.com>
18447 * graphite.c (add_conditions_to_domain): Add the loops to
18448 the dimension of the iteration domain. Do copy the domain
18449 only when it exists.
18450 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18451 (add_conditions_to_constraints): New.
18452 (can_generate_code_stmt, can_generate_code): Removed.
18453 (gloog): Do not call can_generate_code.
18454 (graphite_transform_loops): Call add_conditions_to_constraints
18455 after building the iteration domain.
18457 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18459 PR tree-optimization/38789
18460 * tree-ssa-threadedge.c
18461 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18462 __builtin_constant_p.
18464 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18466 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18467 examined before deleting them.
18469 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18471 * function.c (aggregate_value_p): Correctly extract the function
18472 type from CALL_EXPR_FN lookup.
18474 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18476 * config/picochip/picochip.c (picochip_override_options): Revert
18477 CFI asm flag disable commited previously.
18479 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18480 Tobias Grosser <tobi.grosser@amd.com>
18481 Jan Sjodin <jan.sjodin@amd.com>
18483 * graphite.c (scan_tree_for_params): On substractions negate
18484 all the coefficients of the term.
18485 (clast_to_gcc_expression_red): New. Handle reduction expressions
18486 of more than two operands.
18487 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18488 (get_vdef_before_scop): Handle also the case of default definitions.
18490 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18492 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18493 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18494 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18496 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18497 Joey Ye <joey.ye@intel.com>
18499 PR middle-end/37843
18500 * cfgexpand.c (expand_stack_alignment): Don't update stack
18501 boundary nor check incoming stack boundary here.
18502 (gimple_expand_cfg): Update stack boundary and check incoming
18503 stack boundary here.
18505 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18507 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18509 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18511 PR rtl-optimization/38245
18512 * calls.c (expand_call): Add stack arguments to
18513 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18514 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18515 in regs and partially in memory or BLKmode arguments.
18516 (emit_library_call_value_1): Add stack arguments to
18517 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18518 ACCUMULATE_OUTGOING_ARGS).
18519 * dce.c: Include tm_p.h.
18520 (find_call_stack_args): New function.
18521 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18523 (mark_insn): Call find_call_stack_args for CALL_Ps.
18524 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18525 forwards. Allocate and free arg_stores bitmap if needed, pass it
18526 down to deletable_insn_p, don't mark stores set in arg_stores
18527 bitmap, clear the bitmap at the beginning of each bb.
18528 * Makefile.in (dce.o): Depend on $(TM_P_H).
18530 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18533 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18534 to make sure the insn is a conditional test (bug 22599). Reformat a
18537 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18539 PR middle-end/38431
18540 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18541 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18542 (gloog): Do not call cleanup_tree_cfg.
18543 (graphite_transform_loops): Call cleanup_tree_cfg after all
18544 scops have been code generated.
18546 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18547 * doc/gty.texi (Invoking the garbage collector): Added new node
18548 and section documenting ggc_collect.
18550 2009-01-14 Richard Guenther <rguenther@suse.de>
18552 PR tree-optimization/38826
18553 PR middle-end/38477
18554 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18555 initialization notes only if we actually emitted a warning.
18556 (intra_create_variable_infos): Add constraints for a result decl
18557 that is passed by hidden reference.
18558 (build_pred_graph): Mark all related variables non-direct on
18561 2009-01-14 Nick Clifton <nickc@redhat.com>
18563 * ira-conflicts.c: Include addresses.h for the definition of
18565 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18566 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18568 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18571 * Makefile.in (ira-lives.o): Add except.h.
18573 * ira-lives.c: Include except.h.
18574 (process_bb_node_lives): Process can_throw_internal.
18576 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18578 PR rtl-optimization/38774
18579 * combine.c (simplify_set): When undoing cc_use change, don't do
18580 PUT_CODE on the newly created comparison, but instead put back the
18583 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18585 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18586 values. Remove duplicate arm8 entry.
18588 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18590 PR tree-optimization/38786
18591 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18592 the SSA_NAME case of expand_scalar_variables_expr.
18593 Set the type of an expression to the type of its assign statement.
18594 (expand_scalar_variables_expr): Also gather the scalar computation
18595 used to index the memory access. Do not pass loop_p.
18596 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18597 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18598 the gimple_stmt_iterator where it inserts new code.
18599 Do not pass loop_p.
18600 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18601 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18603 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18605 * graphite.h (debug_value): Removed.
18606 * graphite.c (debug_value): Removed.
18608 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18610 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18611 ldrd/strd with two 32-bit instructions.
18613 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18615 * config/arm/arm.c (struct processors): Pass for speed down into
18616 cost helper functions.
18617 (const_ok_for_op): Handle COMPARE and inequality nodes.
18618 (arm_rtx_costs_1): Rewrite.
18619 (arm_size_rtx_costs): Update prototype.
18620 (arm_rtx_costs): Pass speed down to helper functions.
18621 (arm_slowmul_rtx_costs): Rework cost calculations.
18622 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18623 (arm_9e_rtx_costs): Likewise.
18625 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18627 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18628 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18629 (alpha_legitimize_address): Do not split local symbols wider than
18630 UNITS_PER_WORD into HIGH/LO_SUM parts.
18632 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18635 * gcc.c (process_command): Replace call to execvp with calls
18636 to pex_one and exit.
18638 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18641 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18642 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18643 variant for devices with 3-byte PC.
18644 (__tablejump_elpm__): New.
18646 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18649 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18650 offsetof member-designator, handle it as `[0].'.
18652 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18654 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18655 function when not using named sections on targets with named sections
18656 if branch distance is less than 262132.
18658 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18660 * combine.c (combine_instructions): Recompute
18661 optimize_this_for_speed_p for each BB in the main combine loop.
18663 2009-01-12 Tomas Bily <tbily@suse.cz>
18666 * tree-loop-distribution.c (prop_phis): New function.
18667 (generate_builtin): Call prop_phis.
18668 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18670 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18672 PR tree-optimization/38807
18673 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18674 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18676 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18678 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18679 subreg of op0 to the original op0.
18681 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18683 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18685 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18688 * mips-tfile.c (parse_def): Fix parsing of def strings
18689 starting with digits.
18691 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18694 * config/arm/arm.c (arm_is_long_call_p): Don't call
18695 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18697 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18699 * regrename.c (regrename_optimize): Fix dumping.
18700 (find_oldest_value_reg): Preserve REG_POINTER.
18701 (copy_hardreg_forward_1): Likewise.
18703 2009-01-09 Diego Novillo <dnovillo@google.com>
18705 * gimple.h (struct gimple_statement_base) <uid>: Document
18706 the restrictions on its use.
18707 (gimple_uid): Tidy.
18708 (gimple_set_uid): Tidy.
18710 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18712 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18713 zero guard even if align_bytes != 0 and count is smaller than
18716 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18718 PR rtl-optimization/38495
18719 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18720 (add_range_and_copies_from_move_list): Print all added ranges.
18721 Add ranges to memory optimized destination.
18723 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18727 * config/i386/i386.c (override_options): Reject
18728 -mstringop-strategy=rep_8byte with -m32.
18729 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18730 to 1. Do count comparison against epilogue_size_needed at compile
18731 time even when count_exp was constant forced into register. For
18732 size_needed don't jump to epilogue, instead just avoid aligning
18733 and invoke the body algorithm. If need_zero_guard, add zero guard
18734 even if count is non-zero, but smaller than size_needed + number of
18735 bytes that could be stored for alignment.
18736 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18737 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18738 but smaller than size_needed + number of bytes that could be stored
18739 for alignment. Compare size_needed with epilogue_size_needed instead
18740 of desired_align - align, don't adjust size_needed, pass
18741 epilogue_size_needed to the epilogue expanders.
18744 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18746 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18748 * pa.c (last_address): Change to unsigned.
18749 (update_total_code_bytes): Change argument to unsigned. Don't
18750 check if insn addresses are set.
18751 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18752 addresses are not set.
18753 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18755 2009-01-09 Nick Clifton <nickc@redhat.com>
18757 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18758 DECL_DECLARED_INLINE_P.
18760 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18762 PR middle-end/38347
18763 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18764 GET_MODE (op0) in operand_subword_force calls.
18766 PR middle-end/38771
18767 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18768 fold_convert arg0 operands to TREE_TYPE (op0) first.
18770 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18772 * params.def (ira-max-conflict-table-size): Decrease default value
18775 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18777 PR tree-optimization/37031
18778 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18780 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18781 allocate it using gc instead of heap, use VEC_quick_push instead of
18783 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18784 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18785 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18786 allocated vector from heap allocated.
18787 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18788 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18789 vector only after perfect_loop_nest_depth call.
18791 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18792 Jan Sjodin <jan.sjodin@amd.com>
18794 PR tree-optimization/38559
18795 * graphite.c (debug_value, copy_constraint,
18796 swap_constraint_variables, scale_constraint_variable, ): New.
18797 (get_lower_bound, get_upper_bound): Removed.
18798 (graphite_trans_bb_strip_mine): Clean up this code that works
18799 only for constant number of iterations. Fully copy upper and
18800 lower bound constraints, not only the constant part of them.
18801 * graphite.h (debug_value): Declared.
18803 2009-01-08 Ira Rosen <irar@il.ibm.com>
18805 PR tree-optimization/37194
18806 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18807 Don't add the cost of cost model guard in prologue to scalar
18808 outside cost in case of known number of iterations.
18810 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18811 Alan Modra <amodra@bigpond.net.au>
18813 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18814 non-word-aligned REG+CONST addressing.
18816 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18819 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18820 free_after_compilation when outputting a thunk.
18821 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18822 Do not call free_after_compilation here.
18824 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18826 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18827 (ix86_valid_target_attribute_inner_p): Ditto.
18829 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18831 PR tree-optimization/38492
18832 PR tree-optimization/38498
18833 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18834 * tree-chrec.h (scev_is_linear_expression): Declared.
18835 * graphite.c (graphite_cannot_represent_loop_niter): New.
18836 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18837 (graphite_loop_normal_form): Use gcc_assert.
18838 (scan_tree_for_params): Use CASE_CONVERT.
18839 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18840 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18841 Use gcc_assert. Discard scops that contain unhandled cases.
18842 (build_scop_conditions): Return a boolean status for unhandled cases.
18843 (strip_mine_profitable_p): Print the loop number, not its depth.
18844 (is_interchange_valid): Pass the depth of the loop nest, don't
18845 recompute it wrongly.
18846 (graphite_trans_bb_block): Same.
18847 (graphite_trans_bb_block): Print tentative of loop blocking.
18848 (graphite_trans_scop_block): Do not print that the loop has been
18850 (graphite_transform_loops): Do not handle scops that contain condition
18853 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18855 AVX Programming Reference (December, 2008)
18856 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18857 (_mm256_stream_pd): Likewise.
18858 (_mm256_stream_ps): Likewise.
18860 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18861 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18862 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18863 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18864 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18865 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18866 (ix86_expand_special_args_builtin): Likewise.
18868 * config/i386/sse.md (AVXMODEDI): New.
18869 (avx_movnt<mode>): Likewise.
18870 (avx_movnt<mode>): Likewise.
18871 (<sse>_movnt<mode>): Remove AVX support.
18872 (sse2_movntv2di): Likewise.
18874 2009-01-07 Richard Guenther <rguenther@suse.de>
18876 PR middle-end/38751
18877 * fold-const.c (extract_muldiv): Remove obsolete comment.
18878 (fold_plusminus_mult_expr): Undo MINUS_EXPR
18879 to PLUS_EXPR canonicalization for the canonicalization.
18881 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
18883 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
18884 hosted cross-compilers generating less efficient code.
18886 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18888 * function.h (rtl_data): Add a dbr_scheduled_p field.
18889 * reorg.c (dbr_schedule): Set it.
18890 (gate_handle_delay_slots): Check it.
18891 * config/mips/mips.c (mips_base_delayed_branch): Delete.
18892 (mips_reorg): Check flag_delayed_branch instead of
18893 mips_base_delayed_branch.
18894 (mips_override_options): Don't set mips_base_delayed_branch
18895 or flag_delayed_branch.
18897 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18899 PR rtl-optimization/38426.
18900 * ira.c (ira): Set current_function_is_leaf earlier.
18902 2009-01-06 Jakub Jelinek <jakub@redhat.com>
18904 PR rtl-optimization/38722
18905 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
18906 too early, only set a flag and modify after last possible
18909 2009-01-06 Janis Johnson <janis187@us.ibm.com>
18912 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
18913 * real.c (decimal_single_format): Correct values of emin and emax.
18914 (decimal_double_format): Ditto.
18915 (decimal_quad_format): Ditto.
18916 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
18917 computation of DECnn_MIN and DECnn_MAX for corrected values of
18918 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
18919 __DECnn_MIN__, and adjust its computation for the corrected value
18922 2009-01-06 Jan Hubicka <jh@suse.cz>
18925 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
18927 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
18929 * doc/contrib.texi (Contributors): Slightly adjust the end note.
18930 Add Robert Clark to the list of testers.
18932 2009-01-06 Jan Hubicka <jh@suse.cz>
18933 Kai Tietz <kai.tietz@onevision.com>
18935 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
18936 * config/i386/i386.c (ix86_expand_call): Add clobbers.
18938 2009-01-06 Jan Hubicka <jh@suse.cz>
18939 Kai Tietz <kai.tietz@onevision.com>
18941 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
18943 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
18944 (ix86_nsaved_regs): Count only general purpose regs.
18945 (ix86_nsaved_sseregs): New.
18946 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
18947 to 16 for w64; compute padding and size of sse reg save area.
18948 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
18949 general purpose regs.
18950 (ix86_emit_save_sse_regs_using_mov): New.
18951 (ix86_expand_prologue): Save SSE regs if needed.
18952 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
18953 (ix86_emit_restore_sse_regs_using_mov): New.
18954 (ix86_expand_epilogue): Save SSE regs if needed.
18956 2009-01-06 Jan Hubicka <jh@suse.cz>
18957 Kai Tietz <kai.tietz@onevision.com>
18959 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
18960 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
18961 functions when accumulate outgoing args is off.
18963 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18966 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
18967 before using pseudos_have_intersected_live_ranges_p.
18969 * ira-int.h (ira_assert): Always define.
18971 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18973 AVX Programming Reference (December, 2008)
18974 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
18975 (_mm256_permute2_pd): Likewise.
18976 (_mm_permute2_ps): Likewise.
18977 (_mm256_permute2_ps): Likewise.
18978 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
18979 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
18981 * config/i386/i386.c (ix86_builtins): Remove
18982 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
18983 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
18984 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
18985 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
18986 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
18987 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
18988 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
18989 __builtin_ia32_vpermil2ps256.
18990 (ix86_init_mmx_sse_builtins): Updated.
18991 (ix86_expand_args_builtin): Likewise.
18993 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18995 * pa.c (output_call): Relocate non-jump insns in the delay slot of
18996 long absolute calls when generating PA 2.0 code.
18998 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19000 PR rtl-optimization/38583
19001 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19003 * params.def (ira-max-conflict-table-size): New.
19005 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19007 * ira.h (ira_conflicts_p): New external definition.
19009 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19010 table. Report this. Return result of building.
19011 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19012 building conflict table.
19014 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19015 (ira_color): Use ira_conflicts_p.
19017 * global.c: Include ira.h.
19018 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19021 * Makefile.in (global.o): Add ira.h.
19023 * ira-build.c (mark_all_loops_for_removal,
19024 propagate_some_info_from_allocno): New.
19025 (remove_unnecessary_allocnos): Call
19026 propagate_some_info_from_allocno.
19027 (remove_low_level_allocnos): New.
19028 (remove_unnecessary_regions): Add parameter. Call
19029 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19030 parameter to remove_unnecessary_regions.
19031 (ira_build): Remove all regions but root if the conflict table was
19032 not built. Update conflict hard regs for allocnos crossing calls.
19034 * ira.c (ira_conflicts_p): New global.
19035 (ira): Define and use ira_conflicts_p.
19037 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19038 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19039 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19041 2009-01-06 Ben Elliston <bje@au.ibm.com>
19043 * gengtype-lex.l (YY_NO_INPUT): Define.
19045 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19048 * c-common.c (handle_vector_size_attribute): Also reject
19049 BOOLEAN_TYPE types.
19051 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
19053 PR tree-optimization/38492
19054 * graphite.c (rename_map_elt, debug_rename_elt,
19055 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
19056 rename_map_elt_info, eq_rename_map_elts,
19057 get_new_name_from_old_name, bb_in_sese_p): Moved around.
19058 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
19059 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
19060 (sese_build_livein_liveouts): New.
19061 (new_sese, free_sese): New.
19062 (new_scop): Call new_sese.
19063 (free_scop): Call free_sese.
19064 (rename_variables_from_edge, rename_phis_end_scop): Removed.
19065 (register_old_new_names): Renamed register_old_and_new_names.
19066 (register_scop_liveout_renames, add_loop_exit_phis,
19067 insert_loop_close_phis, struct igp,
19068 default_liveout_before_guard, add_guard_exit_phis,
19069 insert_guard_phis, copy_renames): New.
19070 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
19071 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
19072 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
19073 (scop_adjust_phis_for_liveouts): New.
19074 (gloog): Call scop_adjust_phis_for_liveouts.
19076 * graphite.h (struct sese): Documented. Added fields liveout,
19077 num_ver and livein.
19078 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
19079 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
19080 (struct scop): Added field liveout_renames.
19081 (SCOP_LIVEOUT_RENAMES): New.
19083 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19085 PR tree-optimization/38510
19086 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
19087 (translate_clast): Call recompute_all_dominators before
19089 (gloog): Call recompute_all_dominators before graphite_verify.
19091 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19092 Jan Sjodin <jan.sjodin@amd.com>
19094 PR tree-optimization/38500
19095 * graphite.c (create_sese_edges): Call fix_loop_structure after
19098 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19100 * config.gcc: Add m32r*-*-rtems*.
19101 * config/m32r/rtems.h: New file.
19103 2009-01-05 Ben Elliston <bje@au.ibm.com>
19105 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
19106 (.po.pox): Likewise.
19107 (po/gcc.pot): Likewise.
19109 2009-01-04 David S. Miller <davem@davemloft.net>
19111 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
19112 (STARTING_FRAME_OFFSET): Always set to zero.
19114 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19116 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
19117 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
19118 fixed-point types, and vectors of the same.
19120 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19122 * config/mips/sync.md (*mb_barrier): Rename to...
19123 (*memory_barrier): ...this.
19125 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
19127 * doc/extend.texi (Function Attributes): Move @cindex after @item
19128 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
19129 and put in alphabetical order. Fix 'target' name and put in order.
19130 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
19133 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
19135 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
19136 (memory_barrier): Expand as unspec instead of unspec_volatile.
19137 Remove mem:BLK from insn operands. Use Pmode scratch register.
19138 (*memory_barrier): Define as unspec instead of unspec_volatile.
19139 Use (match_dup 0) as input operand.
19141 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
19142 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
19143 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
19144 scratch register. Remove operand 1.
19145 (*stbar): Define as unspec instead of unspec_volatile.
19146 Use (match_dup 0) as input operand, remove (const_int 8).
19147 (*membar): Define as unspec instead of unspec_volatile.
19148 Use (match_dup 0) as input operand, remove input operand 2.
19150 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
19151 (memory_barrier): Expand as unspec instead of unspec_volatile.
19152 Remove mem:BLK from insn operands. Use Pmode scratch register.
19153 (*memory_barrier): Define as unspec instead of unspec_volatile.
19154 Use (match_dup 0) as input operand.
19156 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
19157 Remove mem:BLK from insn operands. Use Pmode scratch register.
19158 Set volatile flag on operand 0.
19159 (*memory_barrier): New insn pattern.
19161 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
19163 (*memory_barrier): Use (match_dup 0) as input operand.
19165 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
19166 Remove mem:BLK from insn operands. Use Pmode scratch register.
19167 Set volatile flag on operand 0.
19168 (*mb_internal): New insn pattern.
19170 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
19172 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19174 PR middle-end/38586
19175 * function.c (struct temp_slot): Move to the section of the file
19176 that deals with temp slots. Remove field 'address'.
19177 (temp_slot_address_table): New hash table of address -> temp slot.
19178 (struct temp_slot_address_entry): New struct, items for the table.
19179 (temp_slot_address_compute_hash, temp_slot_address_hash,
19180 temp_slot_address_eq, insert_temp_slot_address): Support functions
19182 (find_temp_slot_from_address): Rewrite to use the new hash table.
19183 (remove_unused_temp_slot_addresses): Remove addresses of temp
19184 slots that have been made available.
19185 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
19186 worker function for remove_unused_temp_slot_addresses.
19187 (assign_stack_temp_for_type): Don't clear the temp slot address list.
19188 Add the temp slot address to the address -> temp slot map.
19189 (update_temp_slot_address): Update via insert_temp_slot_address.
19190 (free_temp_slots): Call remove_unused_temp_slot_addresses.
19191 (pop_temp_slots): Likewise.
19192 (init_temp_slots): Allocate the address -> temp slot map, or empty
19193 the map if it is already allocated.
19194 (prepare_function_start): Initialize temp slot processing.
19196 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19198 PR middle-end/38584
19199 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
19200 Calculate the size of all stack vars assuming no packing of stack
19201 vars will happen, replacing a quadratic algorithm with a linear one.
19203 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19206 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
19209 2009-01-03 Diego Novillo <dnovillo@google.com>
19211 * doc/contrib.texi: Update contributions.
19213 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19216 * builtins.c (fold_builtin_memory_op): Give up if either operand
19217 is volatile. Set srctype or desttype to non-qualified version
19221 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19222 and FUNCTION_DECLs.
19224 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19226 PR rtl-optimization/35805
19227 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19228 problem if fast dce is able to remove any instructions.
19229 * dce.c (dce_process_block): Fix dump message.
19231 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19234 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19236 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19238 PR middle-end/38690
19239 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19240 * tree-pretty-print.c (op_code_prio): New function.
19241 (op_prio): No longer static. Use op_code_prio.
19242 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19243 Use op_prio and op_code_prio to determine if () should be
19244 printed around operand(s) or not.
19246 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19247 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19248 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19249 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19250 pp_character instead of pp_string for single letter printing.
19252 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19254 * doc/extend.texi: Fix '#pragma GCC option' typo.
19256 2009-01-02 Richard Guenther <rguenther@suse.de>
19258 * doc/install.texi (--enable-checking): Mention different
19259 default for stage1.
19260 (--enable-stage1-checking): Document.
19262 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19264 PR middle-end/30142
19265 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19266 case to be an error.
19268 2009-01-02 Ben Elliston <bje@au.ibm.com>
19270 * config/fp-bit.h (pack_d): Constify argument.
19271 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19272 (isnan): Constify argument.
19274 (iszero): Likewise.
19275 (pack_d): Likewise.
19276 (_fpadd_parts): Constify return type.
19277 (_fpmul_parts): Likewise.
19278 (_fpdiv_parts): Likewise.
19280 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19283 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19284 warn about overwriting initializer with side-effects or
19285 -Woverride-init if !IMPLICIT.
19286 (output_init_element): Likewise. Pass IMPLICIT down to
19288 (process_init_element): Add IMPLICIT argument. Pass it down
19289 to output_init_element.
19290 (push_init_element, pop_init_level, set_designator): Adjust
19291 process_init_element callers.
19292 (set_nonincremental_init, set_nonincremental_init_from_string):
19293 Adjust add_pending_init callers.
19294 (output_pending_init_elements): Adjust output_init_element callers.
19295 * c-tree.h (process_init_element): Adjust prototype.
19296 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19297 process_init_element callers.
19300 Copyright (C) 2009 Free Software Foundation, Inc.
19302 Copying and distribution of this file, with or without modification,
19303 are permitted in any medium without royalty provided the copyright
19304 notice and this notice are preserved.