1 2009-07-24 Martin Jambor <mjambor@suse.cz>
3 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
4 (ipa_push_func_to_list_1): Declare.
5 (ipa_push_func_to_list): New function.
7 * ipa-prop.c (ipa_push_func_to_list_1): New function.
8 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9 (ipa_push_func_to_list): Removed.
10 (ipa_pop_func_from_list): Clear node_enqueued flag.
12 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14 * config/s390/s390.c (override_options): Default
15 max-unrolled-insns to 100 for z10 tuning.
17 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
19 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
20 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
21 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
22 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
23 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
24 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
25 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
27 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
29 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
30 use default set in mingw32.h header.
31 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
32 64-bit /mingw/include path.
33 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
36 2009-07-23 Neil Vachharajani <nvachhar@google.com>
38 PR rtl-optimization/40209
39 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
41 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
43 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
44 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
45 with the rest of string where appropriate. Use fputs or putc
46 instead of fprintf where appropriate.
48 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
49 Pat Haugen <pthaugen@us.ibm.com>
50 Revital Eres <ERES@il.ibm.com>
52 * config/rs6000/vector.md: New file. Move most of the vector
53 expander support here from altivec.md to allow for the VSX vector
54 unit in the future. Add support for secondary_reload patterns.
55 Rewrite the patterns for vector comparison, and vector comparison
56 predicate instructions so that the RTL expresses the desired
57 behavior, instead of using unspec.
59 * config/rs6000/constraints.md ("f" constraint): Use
60 rs6000_constraints to hold the precalculated register class.
61 ("d" constraint): Ditto.
62 ("wd" constraint): New constraint for VSX.
63 ("wf" constraint): Ditto.
64 ("ws" constraint): Ditto.
65 ("wa" constraint): Ditto.
66 ("wZ" constraint): Ditto.
67 ("j" constraint): Ditto.
69 * config/rs6000/predicates.md (vsx_register_operand): New
71 (vfloat_operand): New predicate for vector.md.
72 (vint_operand): Ditto.
73 (vlogical_operand): Ditto.
74 (easy_fp_constant): If VSX, 0.0 is an easy constant.
75 (easy_vector_constant): Add VSX support.
76 (altivec_indexed_or_indirect_operand): New predicate for
77 recognizing Altivec style memory references with AND -16.
79 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
80 for vector secondary reload support.
81 (rs6000_vector_reg_class): Delete, replacing it with rs6000_constraints.
82 (rs6000_vsx_reg_class): Ditto.
83 (rs6000_constraints): New array to hold the register classes of
84 each of the register constraints that can vary at runtime.
85 (builtin_mode_to_type): New static array for builtin function type
87 (builtin_hash_table): New static hash table for builtin function
89 (TARGET_SECONDARY_RELOAD): Define target hook.
90 (TARGET_IRA_COVER_CLASSES): Ditto.
91 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
92 registers are 128 bits if VSX memory reference instructions are used.
93 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
95 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
96 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
97 Print several of the scheduling related parameters.
98 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
99 rs6000_constraints instead of rs6000_vector_reg_class. Move
100 -mdebug=reg code to rs6000_debug_reg_global. Add support for
101 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
102 Altivec. Add VSX support. Setup for secondary reload support on
103 Altivec/VSX registers.
104 (rs6000_override_options): Make power7 set the scheduling groups
105 like the power5. Add support for new debug switches to override
106 the scheduling defaults. Temporarily disable -mcpu=power7 from
107 setting -mvsx. Add support for debug switches -malways-hint,
108 -msched-groups, and -malign-branch-targets.
109 (rs6000_buitlin_conversion): Add support for returning unsigned
110 vector conversion functions to fix regressions due to stricter
112 (rs6000_builtin_mul_widen_even): Ditto.
113 (rs6000_builtin_mul_widen_odd): Ditto.
114 (rs6000_builtin_vec_perm): Ditto.
115 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
116 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
118 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
120 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
121 VSX types for bit operations. Changes to accomidate vector.md.
124 (struct builtin_description_predicates): Rewrite predicate
125 handling so that RTL describes the operation, instead of passing
126 the instruction to be used as a string argument.
127 (bdesc_altivec_preds): Ditto.
128 (altivec_expand_predicate_builtin): Ditto.
129 (altivec_expand_builtin): Ditto.
130 (rs6000_expand_ternop_builtin): Use a switch instead of an if
131 statement for vsldoi support.
132 (altivec_expand_ld_builtin): Change to use new names from vector.md.
133 (altivec_expand_st_builtin): Ditto.
134 (paired_expand_builtin): Whitespace changes.
135 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
136 builtin_mode_to_type table for secondary reload. Call
137 builtin_function_type to build random builtin functions.
138 (altivec_init_builtins): Change to use builtin_function_type to
139 create builtin function types dynamically as we need them.
140 (builtin_hash_function): New support for hashing the tree types
141 for builtin function as we need it, rather than trying to build
142 all of the trees that we need. Add initial preliminary VSX support.
143 (builtin_function_type): Ditto.
144 (builtin_function_eq): Ditto.
145 (builtin_hash_struct): Ditto.
146 (rs6000_init_builtins): Ditto.
147 (rs6000_common_init_builtins): Ditto.
148 (altivec_init_builtins): Ditto.
149 (rs6000_common_init_builtins): Ditto.
150 (enum reload_reg_type): New enum for simplifing reg classes.
151 (rs6000_reload_register_type): Simplify register classes into GPR,
152 Vector, and other registers. Altivec and VSX addresses in reload.
153 (rs6000_secondary_reload_inner): Ditto.
154 (rs6000_ira_cover_classes): New target hook, that returns the
155 appropriate cover classes, based on -mvsx being used or not.
156 (rs6000_secondary_reload_class): Add VSX support.
157 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
158 (get_vsel_insn): Ditto.
159 (rs6000_emit_vector_compare): Rewrite vector conditional support
160 so that where we can, we use RTL operators, instead of blindly use
162 (rs6000_emit_vector_select): Ditto.
163 (rs6000_emit_vector_cond_expr): Ditto.
164 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
165 (create_TOC_reference): Add -mdebug=addr support.
166 (emit_frame_save): VSX loads/stores need register indexed addressing.
168 * config/rs6000/rs6000.md: Include vector.md.
170 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
172 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
173 support for V2DI, V2DF in logical, permute, select operations.
175 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
176 switch for vsx/power7.
177 (-mvsx-scalar-memory): Ditto.
178 (-mvsx-align-128): Ditto.
179 (-mallow-movmisalign): Ditto.
180 (-mallow-df-permute): Ditto.
181 (-msched-groups): Ditto.
182 (-malways-hint): Ditto.
183 (-malign-branch-targets): Ditto.
185 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
187 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
188 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
189 (rs6000_vector_reg_class): Delete.
190 (rs6000_vsx_reg_class): Ditto.
191 (enum rs6000_reg_class_enum): New enum for the constraints that
192 vary based on target switches.
193 (rs6000_constraints): New array to hold the register class for all
194 of the register constraints that vary based on the switches used.
195 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
196 (enum rs6000_builtins): Add unsigned varients for the builtin
197 declarations returned by target hooks for expanding multiplies,
198 select, and permute operations. Add VSX builtins.
199 (enum rs6000_builtin_type_index): Add entries for VSX.
200 (V2DI_type_node): Ditto.
201 (V2DF_type_node): Ditto.
202 (unsigned_V2DI_type_node): Ditto.
203 (bool_long_type_node): Ditto.
204 (intDI_type_internal_node): Ditto.
205 (uintDI_type_internal_node): Ditto.
206 (double_type_internal_node): Ditto.
208 * config/rs6000/altivec.md (whole file): Move all expanders to
209 vector.md from altivec.md. Rename insn matching functions to be
211 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
212 (altivec_vcmp*): Ditto.
213 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
214 (VM): New iterator for moves that includes the VSX types.
215 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
216 (altivec_vperm_<mode>_uns): New, for unsigned types.
217 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
218 (altivec_eq<mode>): Ditto.
219 (altivec_gt<mode>): Ditto.
220 (altivec_gtu<mode>): Ditto.
221 (altivec_eqv4sf): Ditto.
222 (altivec_gev4sf): Ditto.
223 (altivec_gtv4sf): Ditto.
224 (altivec_vcmpbfp_p): Ditto.
226 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
228 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
231 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
234 * config/i386/i386.c (output_387_ffreep): Rewrite to return
235 ASM_SHORT instead of .word.
236 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
237 instead of .word in asm template.
239 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
242 * ira-lives.c (bb_has_abnormal_call_pred): New function.
243 (process_bb_node_lives): Use it.
245 * ira.c (setup_cover_and_important_classes): Don't setup
246 ira_important_class_nums. Add cover classes to the end of
248 (cover_class_order, comp_reg_classes_func,
249 reorder_important_classes): New.
250 (find_reg_class_closure): Use reorder_important_classes.
252 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
254 * config/i386/i386.c (i386_ira_cover_classes): New function.
255 (TARGET_IRA_COVER_CLASSES): Redefine.
257 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
258 importance of order of cover classes in the array.
260 2009-07-22 Diego Novillo <dnovillo@google.com>
262 * tree-pass.h (TDF_EH): Define.
263 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
264 contains TDF_EH, print the EH region number holding GS.
265 * tree-dump.c (dump_options): Add "eh".
266 * doc/invoke.texi: Document it.
268 2009-07-22 Doug Kwan <dougkwan@google.com>
270 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
272 2009-07-22 Michael Matz <matz@suse.de>
274 PR tree-optimization/35229
275 PR tree-optimization/39300
277 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
278 (inhibit_phi_insertion): New function.
279 (insert_into_preds_of_block): Call it for REFERENCEs.
280 (init_pre): Initialize and finalize scalar evolutions.
281 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
283 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
285 * config/i386/predicates.md (zero_extended_scalar_load_operand):
286 Use CONST_VECTOR_NUNITS to determine number of elements.
288 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
290 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
291 (U, W): Constraints are now deprecated and will be removed if we
293 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
295 ("prefetch"): Add the stcmh instruction for prefetching.
296 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
298 (s390_short_displacement): Return always true if compiling for
299 machines not providing the long displacement facility.
300 (s390_mem_constraint): Support the new constraint letter Z.
301 (s390_check_qrst_address): New function.
303 2009-07-21 DJ Delorie <dj@redhat.com>
305 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
308 2009-07-21 Jason Merrill <jason@redhat.com>
310 * c-common.c (max_tinst_depth): Increase default to 1024.
312 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
314 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
315 (vec_unpacku_float_lo_v4si): Ditto.
317 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
320 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
321 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
322 (builtin_description): Add __builtin_ia32_cvtudq2ps.
323 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
325 2009-07-21 Jakub Jelinek <jakub@redhat.com>
327 PR tree-optimization/40813
328 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
331 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
333 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
334 with a NOP_EXPR if needed.
336 2009-07-21 Paul Brook <paul@codesourcery.com>
338 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
339 Terminate debug dump with newline.
341 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
343 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
344 Cast "1" to unsigned HOST_WIDE_INT.
345 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
346 deposit length to the maximum length - lsb. Extend length if
347 HOST_BITS_PER_WIDE_INT is 32.
349 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
351 * cgraph.h (constant_pool_htab): New function.
352 (constant_descriptor_tree): Move from varasm.c.
353 * varasm.c (constant_pool_htab): New function.
354 (constant_descriptor_tree): Move to cgraph.h.
356 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
358 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
360 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
362 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
365 2009-07-20 Xinliang David Li <davidxl@google.com>
367 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
369 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
371 * config/mips/mips.md (move_type): Add arith.
372 (type): Handle arith.
373 (zero_extendsidi2): Rename this into ...
374 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
375 (zero_extendsidi2): New expander.
376 (*zero_extendsidi2_dext): New pattern.
378 2009-07-20 Nick Clifton <nickc@redhat.com>
380 * config.gcc (mips64-*-*): Add definition of tm_defines in order
381 to set MIPS_ABI_DEFAULT.
382 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
384 2009-07-20 Jakub Jelinek <jakub@redhat.com>
386 * tree-object-size.c (addr_object_size): Handle unions with
387 array in it as last field of structs in __bos (, 1) as __bos (, 0).
389 PR tree-optimization/40792
390 * tree.c (build_function_type_skip_args): Remove bogus assert.
392 2009-07-20 Jan Hubicka <jh@suse.cz>
393 Martin Jambor <mjambor@suse.cz>
395 * cgraph.h (combined_args_to_skip): New field.
396 * cgraph.c (cgraph_create_virtual_clone): Properly handle
397 combined_args_to_skip and args_to_skip.
398 * tree-inline.c (update_clone_info): New function.
399 (tree_function_versioning): Call update_clone_info.
400 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
402 (cgraph_materialize_all_clones): More extensive dumping, working
403 with combined_args_to_skip rather than args_to_skip.
405 2009-07-20 Ira Rosen <irar@il.ibm.com>
407 * tree-vectorizer.h (vectorizable_condition): Add parameters.
408 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
409 (get_initial_def_for_reduction): Likewise.
410 (vectorizable_reduction): Skip the check of first operand in case
411 of COND_EXPR. Add check that it is outer loop vectorization if
412 nested cycle was detected. Call vectorizable_condition() for
413 COND_EXPR. If reduction epilogue cannot be created do not fail for
414 nested cycles (if it is not double reduction). Assert that there
415 is only one type in the loop in case of COND_EXPR. Call
416 vectorizable_condition() to vectorize COND_EXPR.
417 * tree-vect-stmts.c (vectorizable_condition): Update comment.
418 Add parameters. Allow nested cycles if called from
419 vectorizable_reduction(). Use reduction vector variable if provided.
420 (vect_analyze_stmt): Call vectorizable_reduction() before
421 vectorizable_condition().
422 (vect_transform_stmt): Update call to vectorizable_condition().
424 2009-07-20 Christian Bruel <christian.bruel@st.com>
426 * config/sh/sh.opt (-mfmovd): Resurrect and document.
427 * doc/invoke.texi (-mfmovd): Likewise.
428 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
430 2009-07-20 Jan Hubicka <jh@suse.cz>
432 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
433 when handling SSA name.
435 2009-07-19 Jan Hubicka <jh@suse.cz>
437 PR tree-optimization/40676
438 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
439 virtual PHIs in empty BBs.
441 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
443 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
444 re-expanded the compound use gen_lowpart instead to convert to the
447 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
449 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
450 OUTER_CONST arguments.
451 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
452 the new wider mode will be masked off.
453 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
455 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
457 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
458 high-order bits are zero.
460 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
462 * combine.c (simplify_shift_const_1): Split code to determine
464 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
465 new bits shifted in are identical to the old sign bit.
467 2009-07-18 Richard Guenther <rguenther@suse.de>
470 * gimplify.c (gimplify_call_expr): Reject code using results from
471 functions returning void.
473 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
475 * doc/md.texi: Document the new PowerPC "es" constraint.
476 Document that "m" can include automodified addresses on this target,
477 and explain how %U must be used. Extend the "Q" and "Z" documentation
478 to suggest "es" as well as "m".
479 * config/rs6000/constraints.md (es): New memory constraint.
480 (Q, Z): Update strings to match new documentation.
482 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
484 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
485 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
486 * config/rs6000/predicates.md (volatile_mem_operand): Use
487 offsettable_nonstrict_memref_p.
488 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
489 (*floatunssidf2_internal): Likewise.
490 (*fix_truncdfsi2_internal): Likewise.
491 (*fix_trunctfsi2_internal): Likewise.
493 2009-07-17 Anatoly Sokolov <aesok@post.ru>
495 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
497 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
499 2009-07-17 Richard Guenther <rguenther@suse.de>
502 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
503 (pass_warn_unused_result): Likewise.
504 (TODO_set_props): Remove.
505 * omp-low.c (diagnose_omp_structured_block_errors): Change to
507 (pass_diagnose_omp_blocks): Define.
508 * c-decl.c (pop_file_scope): Do not finalize the CU here.
509 (c_gimple_diagnostics_recursively): Remove.
510 (finish_function): Do not call it.
511 (c_write_global_declarations): Continue after errors.
512 Finalize the CU here.
513 * c-gimplify.c (c_genericize): Do not gimplify here.
514 * c-common.c (c_warn_unused_result): Move ...
515 * tree-cfg.c (do_warn_unused_result): ... here.
516 (run_warn_unused_result): New function.
517 (gate_warn_unused_result): New function.
518 (pass_warn_unused_result): New pass.
519 * c-common.h (c_warn_unused_result): Remove.
520 * flags.h (flag_warn_unused_result): Declare.
521 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
522 * opts.c (flag_warn_unused_result): Initialize to false.
523 * toplev.c (compile_file): Add comment.
524 * omp-low.c (create_omp_child_function): Do not register
525 the function with the frontend.
526 (diagnose_omp_structured_block_errors): Prepare to be
527 called as optimization pass.
528 (gate_diagnose_omp_blocks): New function.
529 (pass_diagnose_omp_blocks): New pass.
530 * cgraph.h (cgraph_optimize): Remove.
531 (cgraph_analyze_function): Likewise.
532 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
533 * cgraphunit.c (cgraph_lower_function): Lower nested functions
534 before their parents here.
535 (cgraph_finalize_function): Not here.
536 (cgraph_analyze_function): Gimplify functions here.
537 (cgraph_finalize_compilation_unit): Continue after errors.
538 Optimize the callgraph from here.
539 (cgraph_optimize): Make static.
540 * langhooks.c (write_global_declarations): Finalize the CU.
541 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
542 (gimplify_function_tree): Assert we gimplify only once.
543 Set PROP_gimple_any property.
544 * tree-nested.c (gimplify_all_functions): New function.
545 (lower_nested_functions): Gimplify all nested functions.
546 * gimple.h (diagnose_omp_structured_block_errors): Remove.
547 * passes.c (init_optimization_passes): Add pass_warn_unused_result
548 and pass_diagnose_omp_blocks after gimplification. Do not
549 set TODO_set_props on all_lowering_passes.
550 (execute_one_pass): Do not handle TODO_set_props.
551 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
552 (gimplify.o): Add tree-pass.h dependency.
553 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
554 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
555 (unsave_r): Likewise.
556 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
559 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
561 * doc/service.texi (Service): Restore previously removed link,
562 which isn't broken after all.
564 2009-07-17 Richard Guenther <rguenther@suse.de>
566 PR tree-optimization/40321
567 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
568 PHI nodes to the maximal set.
569 (make_values_for_phi): Add PHI arguments to the maximal set.
570 (execute_pre): Dump PHI_GEN and the maximal set.
572 2009-07-17 Jakub Jelinek <jakub@redhat.com>
575 * gimplify.c (gimplify_conversion): Don't change non-conversions into
578 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
580 * doc/extend.texi (Nested Functions): Replace broken link with
582 * doc/service.texi (Service): Remove broken link.
584 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
587 * builtins.c (expand_builtin_memcmp): Use loc instead of
589 (expand_builtin_strncmp): Likewise.
591 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
592 Manuel López-Ibáñez <manu@gcc.gnu.org>
595 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
596 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
597 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
598 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
599 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
600 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
601 tree-inline.c, c-common.c, c-common.h, gimple.c,
602 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
603 convert.c: Add location argument to fold_{unary,binary,ternary},
604 fold_build[123], build_call_expr, build_size_arg,
605 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
606 fold_build1_initializer, fold_build2_initializer,
607 fold_build3_initializer, fold_build_call_array,
608 fold_build_call_array_initializer, fold_single_bit_test,
609 omit_one_operand, omit_two_operands, invert_truthvalue,
610 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
611 combine_comparisons, fold_builtin_*, fold_call_expr,
612 build_range_check, maybe_fold_offset_to_address, round_up,
615 2009-07-16 Jason Merrill <jason@redhat.com>
618 * c-common.c (c_common_reswords): Add __is_standard_layout
620 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
621 * doc/implement-cxx.texi: New.
622 * doc/gcc.texi: Include it.
624 2009-07-16 DJ Delorie <dj@redhat.com>
626 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
627 compares that may be indirectly affected by previous instructions.
629 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
631 * builtins.c (do_mpc_arg2): New.
632 (fold_builtin_2): Fold builtin cpow.
633 * real.h (HAVE_mpc_pow): New.
635 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
637 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
638 comparison to skip unprofitable schedule
640 2009-07-16 Simon Baldwin <simonb@google.com>
642 * gcc.c (option_map): New flag -no-canonical-prefixes.
643 * (display_help): Print help text for new flag.
644 * (process_command): Move options translation and language specifics
645 and handle new flag early. Use it to set a function pointer to a
646 prefix builder. Replace make_relative_prefix calls with calls to
647 the function pointed to. Ignore new flag in regular options handling.
648 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
650 2009-07-15 DJ Delorie <dj@redhat.com>
652 * config/mep/mep.md (sibcall_internal): Change register to avoid
654 (sibcall_value_internal): Likewise.
656 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
658 PR rtl-optimization/40710
659 * resource.c (mark_target_live_regs): Reset DF problem to LR.
661 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
663 * config/mips/mips.md (*extenddi_truncate<mode>,
664 *extendsi_truncate<mode>): Change type attribute to move_type
665 with shift_shift. Split out code handling exts from here ...
666 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
668 (*extendhi_truncateqi): Change type attribute to move_type with
669 shift_shift. Split out code handling exts from here ...
670 (*extendhi_truncateqi_exts): ... to this new pattern.
672 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
674 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
675 instead of "and" with inverted sign bit mask value. Use
676 "nonimmediate_operand" for operand 1 and operand 2 predicate.
677 Allocate registers only for operand 4 and operand 5.
679 2009-07-15 Jakub Jelinek <jakub@redhat.com>
682 * fold-const.c (fold_cond_expr_with_comparison): When folding
683 < and <= to MIN, make sure the MIN uses the same type as the
684 comparison's operands.
686 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
688 * arm.md (ior_xor): New code iterator.
689 (split for ior/xor with shift and zero-extend): New split pattern.
690 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
692 2009-07-15 Richard Guenther <rguenther@suse.de>
694 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
697 2009-07-15 Richard Guenther <rguenther@suse.de>
700 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
702 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
704 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
705 handle 2.6.30 kernel.
707 2009-07-15 DJ Delorie <dj@redhat.com>
709 * config/mep/mep.md (sibcall_internal): Change register to allow
710 for 24-bit addresses.
711 (sibcall_value_internal): Likewise.
713 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
715 * doc/invoke.texi: Added descriptions of the scheduling heuristics
716 that are enabled/disabled by the flags introduced by a previous patch.
718 2009-07-14 DJ Delorie <dj@redhat.com>
720 * config/mep/mep.md (sibcall_internal): Include non-toggling
722 (sibcall_value_internal): Likewise.
724 2009-07-14 Taras Glek <tglek@mozilla.com>
725 Rafael Espindola <espindola@google.com>
727 * doc/sourcebuild.texi: Document install-plugin target.
728 * configure.ac: Added install-plugin target to language makefiles.
729 * configure: Regenerate.
730 * Makefile.in: (install-plugin): Install more headers,
731 depend on lang.install-plugin.
733 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
735 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
738 2009-07-14 DJ Delorie <dj@redhat.com>
740 * config/mep/mep.c (mep_vliw_jmp_match): New function.
741 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
742 * config/mep/mep.md (sibcall_internal): Change test from
743 mep_vliw_mode_match to mep_vliw_jmp_match.
744 (sibcall_value_internal): Likewise.
746 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
748 * config/i386/sse.md (copysign<mode>3): New expander.
749 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
750 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
751 Use ix86_build_const_vector.
752 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
753 IX86_BUILTIN_CPYSGNPD.
754 (builtin_description): Add __builtin_ia32_copysignps and
755 __builtin_ia32_copysignpd.
756 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
757 and BUILT_IN_COPYSIGNF.
759 2009-07-13 Jason Merrill <jason@redhat.com>
761 * builtins.c (can_trust_pointer_alignment): New fn.
762 (get_pointer_alignment): Factor it out from here.
763 * tree.h: Declare it.
765 2009-07-14 David Edelsohn <edelsohn@gnu.org>
767 * config/rs6000/predicates.md (offsettable_mem_operand): Test
770 2009-07-14 Dodji Seketeli <dodji@redhat.com>
774 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
776 2009-07-14 Richard Guenther <rguenther@suse.de>
777 Andrey Belevantsev <abel@ispras.ru>
780 * cfgexpand.c (partition_stack_vars): Do not bother to update
781 alias information when not optimizing.
783 2009-07-14 Richard Guenther <rguenther@suse.de>
784 Andrey Belevantsev <abel@ispras.ru>
786 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
787 (pt_solution_set): Likewise.
788 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
789 * tree-ssa-structalias.c (pt_solution_set): New function.
790 * final.c (rest_of_clean_state): Free SSA data structures.
791 * print-rtl.c (print_decl_name): Remove.
792 (print_mem_expr): Implement in terms of print_generic_expr.
793 * alias.c (ao_ref_from_mem): New function.
794 (rtx_refs_may_alias_p): Likewise.
795 (true_dependence): Query alias-export info.
796 (canon_true_dependence): Likewise.
797 (write_dependence_p): Likewise.
798 * tree-dfa.c (get_ref_base_and_extent): For void types leave
800 * emit-rtl.c (component_ref_for_mem_expr): Remove.
801 (mem_expr_equal_p): Use operand_equal_p.
802 (set_mem_attributes_minus_bitpos): Do not use
803 component_ref_for_mem_expr.
804 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
805 (update_alias_info_with_stack_vars): Likewise.
806 (partition_stack_vars): Call update_alias_info_with_stack_vars.
807 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
808 explicitly nor clear stmt operands.
809 Free the decl-to-pointer map.
810 * tree-optimize.c (execute_free_datastructures): Do not free
811 SSA data structures here.
812 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
813 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
814 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
816 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
818 2009-07-13 DJ Delorie <dj@redhat.com>
820 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
821 unrolling at the right iteration count.
823 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
826 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
828 * haifa-sched.c (rank_for_schedule): Introduced flags to
829 enable/disable individual scheduling heuristics.
830 * common.opt: Introduced flags to enable/disable individual
831 heuristics in the scheduler.
832 * doc/invoke.texi: Introduced flags to enable/disable individual
833 heuristics in the scheduler.
835 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
837 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
838 config/i386/mingw-tls.c.
839 * config/i386/mingw-tls.c: Removed.
841 2009-07-13 Ira Rosen <irar@il.ibm.com>
843 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
844 checks access only relevant statements.
845 (vectorizable_reduction): Likewise.
847 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
849 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
850 just for 32-bit case.
852 2009-07-12 Jan Hubicka <jh@suse.cz>
854 PR tree-optimization/40585
855 * except.c (expand_resx_expr): When there already is resume
856 instruction, produce linked list.
857 (build_post_landing_pads): Assert that resume is empty.
858 (connect_post_landing_pads): Handle resume lists.
859 (dump_eh_tree): Dump resume list.
861 2009-07-12 Ira Rosen <irar@il.ibm.com>
863 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
864 with additional argument.
865 * tree-vectorizer.h (enum vect_def_type): Add
866 vect_double_reduction_def.
867 (vect_is_simple_reduction): Add argument.
868 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
870 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
871 vect_is_simple_reduction with additional argument.
872 (vect_analyze_loop_operations): Handle exit phi nodes in case of
874 (reduction_code_for_scalar_code): Handle additional codes by
875 returning ERROR_MARK for them. Fix comment and indentation.
876 (vect_is_simple_reduction): Fix comment, add argument to specify
877 double reduction. Detect double reduction.
878 (get_initial_def_for_induction): Fix indentation.
879 (get_initial_def_for_reduction): Fix comment and indentation.
880 Handle double reduction. Create initial definitions that do not
881 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
882 (vect_create_epilog_for_reduction): Fix comment, add argument to
883 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
884 epilogue result extraction. Create double reduction phi node and
885 replace relevant uses.
886 (vectorizable_reduction): Call vect_is_simple_reduction with
887 additional argument. Fix indentation. Update epilogue code treatment
888 according to the changes in reduction_code_for_scalar_code. Check
889 for double reduction. Call vect_create_epilog_for_reduction with
891 * tree-vect-stmts.c (process_use): Handle double reduction, update
893 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
894 (vect_get_vec_def_for_operand): Likewise.
896 2009-07-12 Danny Smith <dansmister@gmail.com>
898 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
899 dllexport if !TREE_PUBLIC.
900 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
902 2009-07-11 Anatoly Sokolov <aesok@post.ru>
904 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
905 (avr_extra_arch_macro) Remove declatation.
906 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
907 (avr_extra_arch_macro) Declare as static.
908 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
910 2009-07-11 Jan Hubicka <jh@suse.cz>
913 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
915 2009-07-11 Jakub Jelinek <jakub@redhat.com>
918 * dwarf2out.c (dw_fde_struct): Add in_std_section and
919 cold_in_std_section bits.
920 (dwarf2out_begin_prologue): Initialize them.
921 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
922 if already covered by text_section or cold_text_section range.
924 PR rtl-optimization/40667
925 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
926 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
927 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
928 * config/i386/i386.c (ix86_minimum_alignment): New function.
929 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
930 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
931 * emit-rtl.c (gen_reg_rtx): Likewise.
932 * function.c (assign_parms): Likewise. If nominal_type needs
933 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
934 rather than passed_type's alignment.
937 * function.c (assign_parm_setup_stack): Adjust
938 MEM_OFFSET (data->stack_parm) if promoted_mode is different
939 from nominal_mode on big endian.
941 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
943 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
945 2009-07-10 DJ Delorie <dj@redhat.com>
947 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
949 2009-07-10 Mark Mitchell <mark@codesourcery.com>
951 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
953 (thumb2_cbnz): Likewise.
955 2009-07-10 David Daney <ddaney@caviumnetworks.com>
958 * config.gcc (supported_defaults): Add synci.
959 (with_synci): Add validation.
960 (all_defaults): Add synci.
961 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
964 * config/mips/mips.opt (msynci): New option.
965 * config/mips/mips.c (mips_override_options): Warn on use of
966 -msynci for targets that do now support it.
967 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
969 * gcc/doc/invoke.texi (-msynci): Document the new option.
970 * doc/install.texi (--with-synci): Document the new option.
972 2009-07-10 Richard Guenther <rguenther@suse.de>
974 PR tree-optimization/40496
975 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
976 the PHI result with a compatible type.
978 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
982 * c.opt (Wunused-result): New.
983 * doc/invoke.texi: Document it.
984 * c-common.c (c_warn_unused_result): Use it.
986 2009-07-09 DJ Delorie <dj@redhat.com>
988 * targhooks.c (default_target_can_inline_p): Rename from
989 default_target_option_can_inline_p.
990 * targhooks.h (default_target_can_inline_p): Likewise.
991 * target-def.h (TARGET_CAN_INLINE_P): Rename from
992 TARGET_OPTION_CAN_INLINE_P.
993 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
994 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
995 (mep_target_can_inline_p): Rename from
996 mep_target_option_can_inline_p.
999 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
1000 registers used to pass vectors.
1002 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
1004 2009-07-09 Tom Tromey <tromey@redhat.com>
1006 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
1007 * config/mmix/mmix.c: Include dwarf2.h.
1008 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
1009 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
1010 * config/sh/sh.c: Include dwarf2.h.
1011 * config/i386/i386.c: Include dwarf2.h.
1012 * Makefile.in (DWARF2_H): Remove 'elf'.
1013 * except.c: Include dwarf2.h.
1014 * unwind-dw2.c: Include dwarf2.h.
1015 * dwarf2out.c: Include dwarf2.h.
1016 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1017 * unwind-dw2-fde.c: Include dwarf2.h.
1018 * dwarf2asm.c: Include dwarf2.h.
1020 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1022 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1023 (max_issue): Use it.
1024 * sched-int.h (struct sched_info: insn_finishes_block_p): New
1026 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
1027 (region_sched_info): Update.
1028 * sched-ebb.c (ebb_sched_info): Update.
1029 * modulo-sched.c (sms_sched_info): Update.
1030 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
1032 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1034 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1036 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1038 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1040 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1043 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1044 arg1 with arg01 if arg1 is already INTEGER_CST.
1046 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1048 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1049 Transform (and (truncate)) into (truncate (and)).
1051 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1053 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1054 creating LHS paradoxical subregs. Fix surrounding returns to
1055 use NULL_RTX rather than 0.
1057 2009-07-08 DJ Delorie <dj@redhat.com>
1059 * config/mep/mep.c: (mep_option_can_inline_p): New.
1060 (TARGET_OPTION_CAN_INLINE_P): Define.
1062 2009-07-08 Mark Wielaard <mjw@redhat.com>
1065 * dwarf2out.c (add_data_member_location_attribute): When we have
1066 only a constant offset don't emit a new location description using
1067 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1070 2009-07-08 Richard Henderson <rth@redhat.com>
1073 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1074 (enum reg_class): Add CLOBBERED_REGS.
1075 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1076 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1077 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1078 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1079 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1080 force 64-bit sibcalls into R11.
1081 * config/i386/constraints.md (U): New constraint.
1082 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1083 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1084 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1086 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1088 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1090 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1091 * ebitmap.h (dump_ebitmap): Ditto.
1092 * optabs.h (optab_libfunc): Ditto.
1093 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
1094 * tree-flow.h (vect_can_force_dr_alignment_p,
1095 get_vectype_for_scalar_type): Ditto.
1096 (vectorize_loops): Move prototype to ...
1097 * tree-vectorizer.h: ... here. Also, adjust comment.
1098 (vect_set_verbosity_level): Remove duplicate prototype.
1099 * tree-ssa-loop.c: Include tree-vectorizer.h.
1100 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
1102 2009-07-08 Nick Clifton <nickc@redhat.com>
1104 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
1107 2009-07-08 DJ Delorie <dj@redhat.com>
1109 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
1110 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
1111 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
1113 * config/mep/intrinsics.md: Regenerated.
1114 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
1115 registers when asm() or calls are detected.
1117 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1120 * gimplify.c (gimplify_expr): Propagate no_warning flag when
1122 * gimple (gimple_build_call_from_tree): Likewise.
1123 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
1124 no_warning flag before warning.
1126 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1128 * tree.c (set_expr_locus): Remove.
1129 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
1130 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
1132 * gimplify.c (internal_get_tmp_var): Likewise.
1133 (gimplify_call_expr): Likewise.
1134 (gimplify_one_sizepos): Likewise.
1136 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
1139 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
1140 to variables for debugging purposes.
1142 2009-06-23 Mark Loeser <mark@halcy0n.com>
1145 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
1147 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1149 * pretty-print.c (pp_base_format): Remove %J.
1150 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1151 gcc_cxxdiag_char_table): Likewise.
1152 (init_dynamic_diag_info): Likewise.
1154 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1156 * pretty-print.c (pp_base_format): Remove %H.
1157 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1158 gcc_cxxdiag_char_table): Likewise.
1159 (init_dynamic_diag_info): Likewise.
1160 * config/mep/mep.c (mep_select_section): Likewise.
1162 2009-07-07 Duncan Sands <baldrick@free.fr>
1164 * final.c (pass_clean_state): Give the pass a name.
1165 * passes.c (pass_rest_of_compilation): Likewise.
1166 * tree-optimize.c (pass_all_optimizations): Likewise.
1168 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
1170 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
1171 an extra 'decl' for error_at.
1173 2009-07-07 Jakub Jelinek <jakub@redhat.com>
1176 * tree-tailcall.c (adjust_return_value_with_ops,
1177 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
1178 if it has complex or vector type.
1180 2009-07-07 Olivier Hainque <hainque@adacore.com>
1182 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
1185 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
1187 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
1189 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1191 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
1192 * c-decl.c: Likewise.
1193 * function.c: Likewise.
1194 * varasm.c: Likewise.
1195 * tree-ssa.c: Likewise.
1196 * c-common.c: Likewise.
1197 * tree-cfg.c: Likewise.
1198 * config/spu/spu.c: Likewise.
1199 * config/ia64/ia64.c: Likewise.
1200 * config/v850/v850.c: Likewise.
1202 2009-07-06 DJ Delorie <dj@redhat.com>
1204 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
1205 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
1206 unspecified accesses to control registers.
1207 * config/mep/intrinsics.md: Regenerate.
1208 * config/mep/intrinsics.h: Regenerate.
1209 * config/mep/mep-intrin.h: Regenerate.
1211 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1213 * c-lex.c: Replace %H by an explicit location. Update all calls.
1214 * c-common.c: Likewise.
1215 * c-decl.c: Likewise.
1216 * c-typeck.c: Likewise.
1217 * fold-const.c: Likewise.
1218 * gimplify.c: Likewise.
1220 * tree-cfg.c: Likewise.
1221 * tree-ssa-loop-niter.c: Likewise.
1222 * tree-vrp.c: Likewise.
1223 * value-prof.c: Likewise.
1225 2009-07-06 Diego Novillo <dnovillo@google.com>
1227 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
1228 if it has one. Handle cases where VAR does not have an
1229 annotation or cfun is NULL.
1231 2009-07-06 Diego Novillo <dnovillo@google.com>
1233 * tree.c: Include debug.h.
1234 (initialize_tree_contains_struct): New.
1235 (init_ttree): Call it.
1236 (tree_node_structure_for_code): Factor out of ...
1237 (tree_node_structure): ... here.
1238 * treestruct.def (TS_PHI_NODE): Remove.
1239 (TS_GIMPLE_STATEMENT): Remove.
1241 2009-07-06 Diego Novillo <dnovillo@google.com>
1243 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
1244 (debug_tree_chain): Handle cycles.
1246 2009-07-06 Nick Clifton <nickc@redhat.com>
1247 DJ Delorie <dj@redhat.com>
1249 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1250 __FMOVD_ENABLED__ is defined.
1252 (TARGET_FMOVD): Provide a default definition.
1253 (MASK_FMOVD): Likewise.
1254 (TARGET_CPU_CPP_BUILTINS): Define
1255 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1256 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1257 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
1258 (split for DF load from memory into register): Also handle
1259 MEMs which consist of REG+DISP addressing.
1260 (split for DF store from register to memory): Likewise.
1261 (movsf_ie): Always use single fp_mode.
1262 * config/sh/sh.c (sh_override_options): Do not automatically
1263 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1264 that to the -mfmovd command line switch.
1265 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1266 (fldi_ok): Always allow.
1267 * config/sh/sh.opt (mfmovd): Remove this switch.
1268 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1270 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1271 Kaz Kojima <kkojima@gcc.gnu.org>
1273 PR rtl-optimization/30807
1274 * postreload.c (reload_combine): For every new use of REG_SUM,
1275 record the use of BASE.
1277 2009-07-06 Jan Hubicka <jh@suse.cz>
1279 * params.def: Revert my accidental commit at 2009-06-30.
1281 2009-07-04 Ian Lance Taylor <iant@google.com>
1284 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1286 (mingw_format_attribute_overrides): Likewise.
1288 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1291 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1292 don't check cfa.reg. Instead of cfa.indirect use
1293 fde && fde->drap_reg != INVALID_REGNUM test.
1295 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1297 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1299 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1302 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1304 2009-07-03 Richard Guenther <rguenther@suse.de>
1306 PR tree-optimization/40640
1307 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1310 2009-07-03 Jan Hubicka <jh@suse.cz>
1312 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1313 for size, reduce amount of inlining.
1315 2009-07-03 Richard Guenther <rguenther@suse.de>
1318 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1319 if t +- x is known to not overflow and the conversion widens the
1321 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1323 2009-07-03 Jan Hubicka <jh@suse.cz>
1325 * ipa-pure-const.c (analyze): Update loop optimizer init.
1326 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1327 try_remove_empty_loop, remove_empty_loops): Remove.
1328 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1329 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1330 to mark regular loops as neccesary.
1331 (degenerate_phi_p): New function.
1332 (propagate_necessity, remove_dead_phis): Use it.
1333 (forward_edge_to_pdom): Likewise.
1334 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1335 virtual PHI nodes that became unreachable.
1336 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1337 * tree-flow.h (remove_empty_loops): Remove.
1338 * passes.c (init_optimization_passes): Remove.
1340 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1342 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1343 can_create_pseudo_p.
1344 (*fix_trunc<mode>_i387_1): Ditto.
1345 (*floathi<mode>2_1): Ditto.
1346 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1347 (*fistdi2_1): Ditto.
1348 (*fist<mode>2_1): Ditto.
1349 (frndintxf2_floor): Ditto.
1350 (*fist<mode>2_floor_1): Ditto.
1351 (frndintxf2_ceil): Ditto.
1352 (*fist<mode>2_ceil_1): Ditto.
1353 (frndintxf2_trunc): Ditto.
1354 (frndintxf2_mask_pm): Ditto.
1355 (fxam<mode>2_i387_with_temp): Ditto.
1356 * config/i386/sse.md (mulv16qi3): Ditto.
1357 (*sse2_mulv4si3): Ditto.
1359 (sse4_2_pcmpestr): Ditto.
1360 (sse4_2_pcmpistr): Ditto.
1362 2009-07-03 Jan Hubicka <jh@suse.cz>
1364 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1365 (mark_stmt_necessary): Set it.
1366 (mark_operand_necessary): Set it.
1367 (mark_control_dependent_edges_necessary): Set it.
1368 (mark_virtual_phi_result_for_renaming): New function.
1369 (get_live_post_dom): New function.
1370 (forward_edge_to_pdom): New function.
1371 (remove_dead_stmt): Fix handling of control dependences.
1372 (tree_dce_init): Init new bitmap.
1373 (tree_dce_done): Free it.
1375 2009-07-02 Richard Guenther <rguenther@suse.de>
1378 * tree-ssa-structalias.c (new_var_info): Initialize
1381 2009-07-02 Jan Hubicka <jh@suse.cz>
1383 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1386 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1388 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1389 instead of recomputing it. Adjust calls.
1390 (emit_store_flag): Adjust recursive calls.
1392 2009-07-02 Richard Guenther <rguenther@suse.de>
1394 * tree-ssa-live.c (remove_unused_locals): Do not remove
1396 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1397 of DECL_EXTERNAL for HEAP variables.
1398 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1399 HEAP variables. Do not adjust RESTRICT vars.
1400 (find_what_var_points_to): Nobody cares if something
1403 2009-07-02 Ben Elliston <bje@au.ibm.com>
1405 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1406 pc_low and pc_high declarations to the top of the function.
1408 2009-07-01 DJ Delorie <dj@redhat.com>
1410 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1412 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1413 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1414 unspecified accesses to control registers.
1415 * config/mep/intrinsics.md: Regenerate.
1416 * config/mep/intrinsics.h: Regenerate.
1417 * config/mep/mep-intrin.h: Regenerate.
1419 2009-07-01 Anthony Green <green@moxielogic.com>
1421 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1422 instruction when possible.
1423 (moxie_expand_prologue): Ditto. Also, save an instruction and
1424 some complexity by popping off of $r12 instead of $sp.
1425 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1428 2009-07-01 Richard Henderson <rth@redhat.com>
1431 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1432 contained no insns, reposition note before last insn.
1434 2009-07-01 Richard Henderson <rth@redhat.com>
1437 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1438 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1440 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1443 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1444 darwin9 for printing reg addresses with %y.
1446 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1448 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1449 truncation from operands in binary operations.
1451 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1454 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1455 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1456 subreg of op0 to the original op0.
1458 * expmed.c (store_bit_field_1): Use a temporary as the destination
1459 instead of a paradoxical subreg when we need to truncate the result.
1461 2009-07-01 DJ Delorie <dj@redhat.com>
1463 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1464 names to VLIW variants.
1465 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1466 * config/mep/intrinsics.md: Regenerate.
1467 * config/mep/intrinsics.h: Regenerate.
1468 * config/mep/mep-intrin.h: Regenerate.
1470 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1473 * jump.c (returnjump_p): Revert last patch.
1474 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1476 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1479 * pa.md (casesi32p): Use jump table label to determine the offset
1481 (casesi64p): Likewise.
1483 * pa.c (forward_branch_p): Return bool type. Use instruction
1484 addresses when available. Assert that INSN has a jump label.
1485 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1488 2009-07-01 Richard Guenther <rguenther@suse.de>
1490 PR tree-optimization/19831
1491 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1492 that only act as barriers do not make any previous stores necessary.
1493 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1494 HEAP variables global, do not add a constraint from nonlocal.
1495 (find_func_aliases): Handle escapes through return statements.
1496 (compute_points_to_sets): Make escaped HEAP variables global.
1498 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1501 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1502 after reducing a DImode cstore to SImode.
1504 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1506 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1507 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1509 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1511 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1512 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1514 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1515 and umod_optab if TARGET_BSD_DIVMOD.
1516 * config/vax/lib1funcs.asm: New file.
1517 * config/vax/t-linux: New file.
1518 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1520 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1523 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1524 to type arguments that have void type.
1527 * dwarf2out.c (gen_formal_parameter_die): Call
1528 equate_decl_number_to_die if node is different from origin.
1530 2009-06-30 Anthony Green <green@moxielogic.com>
1532 Clean up moxie port for --enable-build-with-cxx.
1533 * config/moxie/moxie.c (moxie_function_value): First two
1534 parameters are const_tree, not tree.
1535 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1536 (REG_CLASS_NAMES): Ditto.
1537 (REGNO_REG_CLASS): Ditto.
1538 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1539 (moxie_function_value): Fix constyness of arguments.
1541 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1543 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1544 finalize_size_functions before further processing.
1545 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1546 (variable_size): Call self_referential_size on size expressions
1547 that contain a PLACEHOLDER_EXPR.
1548 (size_functions): New static variable.
1549 (copy_self_referential_tree_r): New static function.
1550 (self_referential_size): Likewise.
1551 (finalize_size_functions): New global function.
1552 * tree.c: Include tree-inline.h.
1553 (push_without_duplicates): New static function.
1554 (find_placeholder_in_expr): New global function.
1555 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1557 <tcc_expression>: Likewise.
1558 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1559 the call in the expression.
1560 * tree.h (finalize_size_functions): Declare.
1561 (find_placeholder_in_expr): Likewise.
1562 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1563 (substitute_placeholder_in_expr): Update comment.
1564 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1566 (copy_tree_body_r): Likewise.
1567 (copy_tree_body): New static function.
1568 (maybe_inline_call_in_expr): New global function.
1569 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1570 (maybe_inline_call_in_expr): Declare.
1571 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1572 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1575 2009-06-30 Richard Guenther <rguenther@suse.de>
1577 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1579 (propagate_necessity): Do not mark reaching defs of stores
1582 2009-06-30 Jan Hubicka <jh@suse.cz>
1584 * cfgloopanal.c (check_irred): Move into ...
1585 (mark_irreducible_loops): ... here; return true if ireducible
1587 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1588 (analyze_function): Try to prove loop finiteness.
1589 * cfgloop.h (mark_irreducible_loops): Update prototype.
1590 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1592 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1594 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1596 2009-06-30 Ira Rosen <irar@il.ibm.com>
1598 PR tree-optimization/40542
1599 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1602 2009-06-30 Martin Jambor <mjambor@suse.cz>
1604 PR tree-optimization/40582
1605 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1606 than useless_type_conversion_p.
1607 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1610 2009-06-30 Martin Jambor <mjambor@suse.cz>
1613 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1615 2009-06-30 Richard Guenther <rguenther@suse.de>
1617 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1618 use ao_ref references.
1619 (walk_aliased_vdefs): Likewise.
1620 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1621 * tree-ssa-dce.c (struct ref_data): Remove.
1622 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1623 (mark_aliased_reaching_defs_necessary): Adjust.
1624 (mark_all_reaching_defs_necessary_1): Likewise.
1626 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1629 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1630 (emit_store_flag_1): Extract from emit_store_flag, adjust
1631 calls to (what now is) emit_cstore.
1632 (emit_store_flag): Call emit_store_flag_1 and also use it
1633 for what used to be recursive calls.
1635 2009-06-30 Wei Guozhi <carrot@google.com>
1638 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1639 if the target bb post dominates from bb.
1640 * config/i386/i386.c (memory_address_length): Check existence of base
1641 register before using it.
1643 2009-06-30 Nick Clifton <nickc@redhat.com>
1644 DJ Delorie <dj@redhat.com>
1646 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1647 __FMOVD_ENABLED__ is defined.
1649 (TARGET_FMOVD): Provide a default definition.
1650 (MASK_FMOVD): Likewise.
1651 (TARGET_CPU_CPP_BUILTINS): Define
1652 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1653 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1654 two fmov instructions depending upon whether TARGET_FMOVD is
1656 (split for DF load from memory into register): Also handle
1657 MEMs which consist of REG+DISP addressing.
1658 (split for DF store from register to memory): Likewise.
1659 * config/sh/sh.opt (mfmovd): Remove this switch.
1660 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1661 * config/sh/sh.c (sh_override_options): Do not automatically
1662 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1663 that to the -mfmovd command line switch.
1665 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1667 (fldi_ok): Always allow.
1668 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1670 2009-06-29 DJ Delorie <dj@redhat.com>
1672 * doc/install.texi (mep-x-elf): Correct chip's full name.
1674 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1676 * doc/extend.texi: Fix typo.
1678 2009-06-29 Tom Tromey <tromey@redhat.com>
1681 * Makefile.in (DWARF2_H): New variable.
1683 (dwarf2out.o): Likewise.
1684 (dwarf2asm.o): Likewise.
1685 * config/i386/t-i386: Use DWARF2_H.
1686 * except.c: Include elf/dwarf2.h.
1687 * unwind-dw2.c: Include elf/dwarf2.h.
1688 * dwarf2out.c: Include elf/dwarf2.h.
1689 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1690 <dtprel>: New field.
1691 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1692 (size_of_loc_descr): Likewise.
1693 (output_loc_operands_raw): Likewise.
1694 (output_loc_operands): Handle new dtprel field.
1695 (loc_checksum): Update.
1696 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1697 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1698 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1699 * dwarf2asm.c: Include elf/dwarf2.h.
1700 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1701 * config/mmix/mmix.c: Include elf/dwarf2.h.
1702 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1703 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1704 * config/sh/sh.c: Include elf/dwarf2.h.
1705 * config/i386/i386.c: Include elf/dwarf2.h.
1707 2009-06-29 DJ Delorie <dj@redhat.com>
1709 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1711 * doc/extend.texi: Add MeP attributes and pragmas.
1712 * doc/invoke.text: Add MeP Options.
1713 * doc/contrib.texi: Add MeP contribution.
1714 * doc/md.texi: Add MeP constraints.
1715 * doc/install.texi: Add MeP target.
1717 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1719 * target.h (struct gcc_target): Add frame_pointer_required field.
1720 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1721 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1722 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1724 * reload1.c (update_eliminables): (Ditto.).
1725 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1726 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1727 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1729 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1731 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1732 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1733 (arm_frame_pointer_required): New function.
1735 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1736 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1737 (avr_frame_pointer_required_p): Declare as static.
1738 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1740 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1741 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1742 (bfin_frame_pointer_required): Make as static, change return type
1744 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1746 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1747 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1748 (cris_frame_pointer_required): New function.
1750 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1752 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1753 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1754 (fr30_frame_pointer_required): New function.
1756 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1757 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1758 (frv_frame_pointer_required): Make as static, change return type
1760 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1762 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1763 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1764 (ix86_frame_pointer_required): Make as static, change return type to
1766 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1768 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1769 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1771 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1773 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1775 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1777 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1778 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1779 (mips_frame_pointer_required): Make as static.
1780 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1782 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1783 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1784 (mmix_frame_pointer_required): Mew function.
1786 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1787 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1789 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1791 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1793 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1795 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1796 (CAN_ELIMINATE): Redefine.
1797 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1798 (sparc_frame_pointer_required): New function.
1799 (sparc_can_eliminate): New function.
1800 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1802 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1803 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1805 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1806 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1807 (xtensa_frame_pointer_required): Make as static, change return type
1809 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1812 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1814 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1815 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1816 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1817 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1818 (register_callback): Handle PLUGIN_START_UNIT.
1819 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1821 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1823 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1825 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1826 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1828 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1830 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1833 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1835 * doc/extend.texi (Additional Floating Types): __float128 is also
1836 supported on i386 targets.
1838 2009-06-29 Richard Guenther <rguenther@suse.de>
1841 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1843 (pt_solutions_same_restrict_base): Declare.
1844 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1846 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1847 (make_constraint_from, make_copy_constraint): Move earlier.
1848 (make_constraint_from_heapvar): New function.
1849 (make_constraint_from_restrict): Likewise.
1850 (handle_lhs_call): Use it.
1851 (find_func_aliases): Use it to track conversions to restrict
1853 (struct fieldoff): Add only_restrict_pointers flag.
1854 (push_fields_onto_fieldstack): Initialize it.
1855 (create_variable_info_for): Track global restrict qualified pointers.
1856 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1857 Track restrict qualified pointer arguments.
1858 (set_uids_in_ptset): Use varinfo is_global_var flag.
1859 (find_what_var_points_to): Set the vars_contains_restrict flag.
1860 Always create the points-to solution for sets including restrict tags.
1861 (pt_solutions_same_restrict_base): New function.
1862 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1863 qualified pointers use pt_solutions_same_restrict_base as
1864 additional source for disambiguation.
1866 2009-06-29 Richard Guenther <rguenther@suse.de>
1869 * alias.c (find_base_decl): Remove.
1870 (get_deref_alias_set_1): Remove restrict handling.
1871 * c-common.c (c_apply_type_quals_to_decl): Do not set
1872 DECL_POINTER_ALIAS_SET.
1873 * gimplify.c (find_single_pointer_decl_1): Remove.
1874 (find_single_pointer_decl): Likewise.
1875 (internal_get_tmp_var): Remove restrict handling.
1876 (gimple_regimplify_operands): Likewise.
1877 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1878 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1879 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1880 * tree.c (restrict_base_for_decl): Remove.
1881 (init_ttree): Do not allocate it.
1882 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1883 LABEL_DECL_UID for label decls.
1884 (copy_node_stat): Do not copy restrict information.
1885 (decl_restrict_base_lookup): Remove.
1886 (decl_restrict_base_insert): Likewise.
1887 (print_restrict_base_statistics): Likewise.
1888 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1889 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1890 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1891 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1892 (LABEL_DECL_UID): Adjust.
1893 (DECL_BASED_ON_RESTRICT_P): Remove.
1894 (DECL_GET_RESTRICT_BASE): Likewise.
1895 (SET_DECL_RESTRICT_BASE): Likewise.
1896 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1898 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1899 instead of DECL_POINTER_ALIAS_SET.
1900 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1901 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1902 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1904 2009-06-29 Richard Guenther <rguenther@suse.de>
1906 PR tree-optimization/40579
1907 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1908 the IL to simplify has constants that overflowed.
1910 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1912 PR tree-optimization/40550
1913 * tree-vect-generic.c (expand_vector_operations_1): Compute in
1914 vector_compute_type only when the size of vector_compute_type is
1915 less than the size of type.
1917 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
1919 * fold-const.c (contains_label_1): Fix comments.
1920 (contains_label_p): Do not walk trees multiple time.
1922 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1924 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
1925 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
1926 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
1927 ix86_fp_comparison_operator.
1928 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
1929 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
1930 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
1931 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
1932 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
1933 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
1934 (related splits): Change predicate to ix86_fp_comparison_operator.
1935 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
1936 instead of ix86_fp_comparison_codes.
1937 (ix86_trivial_fp_comparison_operator,
1938 ix86_fp_comparison_operator): New.
1939 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
1940 (ix86_expand_compare): Eliminate last two parameters.
1941 (ix86_fp_jump_nontrivial_p): Kill.
1942 * config/i386/i386.c (put_condition_code): Eliminate call to
1943 ix86_fp_comparison_codes and subsequent assertion.
1944 (ix86_fp_comparison_codes): Eliminate.
1945 (ix86_fp_swap_condition): New.
1946 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
1947 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
1948 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
1949 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
1950 and ix86_fp_swap_condition.
1951 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
1952 Use ix86_fp_comparison_strategy.
1953 (ix86_expand_compare): Likewise. Eliminate last two arguments.
1954 (ix86_fp_jump_nontrivial_p): Eliminate.
1955 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
1956 call to ix86_expand_compare.
1957 (ix86_split_fp_branch, ix86_expand_setcc,
1958 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
1959 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
1961 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1963 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
1964 related to jump_clobbers.
1965 * config/arm/arm.md (conds): Remove jump_clob case.
1966 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
1967 splits): Change comparison_operator to arm_comparison_operator.
1968 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
1971 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1973 * dojump.c (do_compare_rtx_and_jump): Try swapping the
1974 condition for floating point modes.
1975 * expmed.c (emit_store_flag_1): Move here a bigger part
1977 (emit_store_flag): Try swapping the condition for floating point
1979 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
1981 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1983 * expr.c (expand_expr_real_1): Just use do_store_flag.
1984 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
1985 emit_store_flag_force.
1986 * expmed.c (emit_store_flag_force): Copy here trick
1987 previously in expand_expr_real_1. Try reversing the comparison.
1988 (emit_store_flag_1): Work if target is NULL.
1989 (emit_store_flag): Work if target is NULL, using the result mode
1990 from the comparison. Use split_comparison, restructure final part
1991 to simplify conditionals.
1993 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1995 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
1996 * dojump.c (do_jump): Change handling of floating-point
1997 ops to use just do_compare_and_jump.
1998 (split_comparison): New.
1999 (do_compare_rtx_and_jump): Add here logic coming previously
2000 in do_jump, using split_comparison.
2002 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
2005 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2007 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2009 * tree-ssa-alias.c: Fix unintentional commit.
2011 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2013 * passes.c (execute_one_pass): Fix unintentional commit.
2015 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2017 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2018 (df_rd_local_compute, df_md_local_compute): Inline them.
2020 (df_md_scratch): New.
2021 (df_md_alloc, df_md_free): Allocate/free it.
2022 (df_md_local_compute): Only include live registers in init.
2023 (df_md_transfer_function): Prune the in-set computed by
2024 the confluence function, and the gen-set too.
2026 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2028 PR rtl-optimization/26854
2029 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
2030 * df-problems.c (df_rd_add_problem): Fix comment.
2031 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
2032 df_md_simulate_artificial_defs_at_top,
2033 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
2034 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2035 df_md_transfer_function, df_md_init, df_md_confluence_0,
2036 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2037 problem_MD, df_md_add_problem): New.
2038 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2039 df_md_get_bb_info): New.
2040 (DF_LAST_PROBLEM_PLUS1): Adjust.
2042 * Makefile.in (fwprop.o): Include domwalk.h.
2043 * fwprop.c: Include domwalk.h.
2044 (reg_defs, reg_defs_stack): New.
2045 (bitmap_only_bit_between): Remove.
2046 (process_defs): New.
2047 (process_uses): Use reg_defs and local_md instead of
2048 bitmap_only_bit_between and local_rd.
2049 (single_def_use_enter_block): New, from build_single_def_use_links.
2050 (single_def_use_leave_block): New.
2051 (build_single_def_use_links): Remove code moved to
2052 single_def_use_enter_block, invoke domwalk.
2053 (use_killed_between): Adjust comment.
2055 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2057 * bitmap.h (bitmap_ior_and_into): New.
2058 * bitmap.c (bitmap_ior_and_into): New.
2060 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2062 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2063 before_dom_children_before_stmts and after_dom_children_after_stmts.
2064 Rename the two remaining callbacks to just before_dom_children and
2065 after_dom_children. Remove other GIMPLE statement walking bits.
2066 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2067 * graphite.c: Do not include domwalk.h.
2068 * tree-into-ssa.c (interesting_blocks): New global.
2069 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2070 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2071 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2072 now that they're not domwalk callbacks.
2073 (rewrite_initialize_block): Rename to...
2074 (rewrite_enter_block): ... this, place after called functions. Test
2075 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2076 (rewrite_finalize_block): Rename to...
2077 (rewrite_leave_block): ... this, place after called functions.
2078 (rewrite_update_init_block): Rename to...
2079 (rewrite_update_enter_block): ... this, place after called functions.
2080 Test interesting_blocks, call rewrite_update_stmt and
2081 rewrite_update_phi_arguments.
2082 (rewrite_update_fini_block): Rename to...
2083 (rewrite_leave_block): ... this, place after called functions.
2084 (rewrite_blocks): Remove last argument, simplify initialization of
2086 (mark_def_sites_initialize_block): Rename to...
2087 (mark_def_sites_block): ... this, call mark_def_sites.
2088 (mark_def_sites_blocks): Remove argument, simplify initialization of
2090 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2091 (update_ssa): Likewise.
2092 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
2094 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
2095 (dom_opt_initialize_block): Rename to...
2096 (dom_opt_enter_block): ... this, place after called functions. Walk
2097 statements here, inline propagate_to_outgoing_edges.
2098 (dom_opt_finalize_block): Rename to...
2099 (dom_opt_leave_block): ... this, place after called functions.
2100 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
2102 (dse_enter_block, dse_record_phi): New.
2103 (dse_record_phis): Delete.
2104 (dse_finalize_block): Rename to...
2105 (dse_leave_block): ... this.
2106 (tree_ssa_dse): Simplify initialization of walk_data.
2107 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
2108 Adjust initialization of walk_data.
2109 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
2110 * tree-ssa-loop-phiopt.c (get_non_trapping):
2111 Adjust initialization of walk_data.
2112 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
2113 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
2114 it's not a domwalk callback.
2115 (uncprop_initialize_block): Rename to...
2116 (dse_enter_block): ... this, call uncprop_into_successor_phis.
2117 (dse_finalize_block): Rename to...
2118 (dse_leave_block): ... this.
2119 (tree_ssa_uncprop): Simplify initialization of walk_data.
2120 * Makefile.in: Adjust dependencies.
2122 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
2124 * arm.md (casesi): Fix test for Thumb1.
2125 (thumb1_casesi_internal_pic): Likewise.
2126 (thumb1_casesi_dispatch): Likewise.
2128 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
2130 * config/arm/arm-cores.def: Added core cortex-m0.
2131 * config/arm/arm-tune.md: Regenerated.
2132 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
2134 2009-06-26 DJ Delorie <dj@redhat.com>
2136 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
2138 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
2139 the scheduler doesn't tag jump insns.
2141 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
2143 * c-decl.c (merge_decls): Re-indent.
2145 2009-06-26 Janis Johnson <janis187@us.ibm.com>
2148 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
2149 Special-case decimal float constants.
2151 2009-06-26 Richard Henderson <rth@redhat.com>
2153 * function.h (struct function): Add cannot_be_copied_reason,
2154 and cannot_be_copied_set.
2155 * tree-inline.c (has_label_address_in_static_1): Rename from
2156 inline_forbidden_p_2; don't set inline_forbidden_reason here.
2157 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
2158 don't set inline_forbidden_reason.
2159 (copy_forbidden): New function, split out of inline_forbidden_p.
2160 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
2161 (inline_forbidden_p): Use copy_forbidden.
2162 (tree_versionable_function_p): Likewise.
2163 (inlinable_function_p): Merge into tree_inlinable_function_p.
2164 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
2165 * ipa-cp.c (ipcp_versionable_function_p): New function.
2166 (ipcp_cloning_candidate_p): Use it.
2167 (ipcp_node_modifiable_p): Likewise.
2169 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
2171 * builtins.c (expand_builtin_alloca): Handle builtin alloca
2172 that is marked not to be inlined. Remove flag_mudflap use.
2173 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
2174 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
2176 2009-06-26 Steve Ellcey <sje@cup.hp.com>
2179 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
2180 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
2182 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
2184 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
2186 (__mingwthr_remove_key_dtor): Likewise.
2188 2009-06-26 Richard Guenther <rguenther@suse.de>
2190 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
2192 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
2195 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
2196 try the non-cond_exec path also.
2198 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2201 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
2202 (output_cbranch): Use new functions.
2203 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
2206 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2207 Pat Haugen <pthaugen@us.ibm.com>
2208 Revital Eres <ERES@il.ibm.com>
2210 * config/rs6000/rs6000.c (print_operand): Correct lossage message
2211 for %c error. Add %x support to print VSX registers as a unified
2212 register set, instead of separate float and altivec registers.
2213 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
2214 %y case, and add support for VSX pre-modify addresses.
2215 (output_toc): Add assert for CONST containing an integer constant
2217 (rs6000_adjust_cost): Add POWER7 support.
2218 (insn_must_be_first_in_group): Ditto.
2219 (insn_must_be_last_in_group): Ditto.
2220 (rs6000_emit_popcount): Ditto.
2221 (rs6000_vector_mode_supported_p): Ditto.
2223 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
2224 Change some of the functions called by macros to being called
2225 through a pointer, so debug functions can be inserted if
2226 -mdebug=addr or -mdebug=cost.
2227 (rs6000_preferred_reload_class_ptr): Ditto.
2228 (rs6000_secondary_reload_class_ptr): Ditto.
2229 (rs6000_secondary_memory_needed_ptr): Ditto.
2230 (rs6000_cannot_change_mode_class_ptr): Ditto.
2231 (rs6000_secondary_reload_inner): Ditto.
2232 (rs6000_legitimize_reload_address): Ditto.
2233 (rs6000_legitimize_reload_address_ptr): Ditto.
2234 (rs6000_mode_dependent_address): Ditto.
2235 (rs6000_mode_dependent_address_ptr): Ditto.
2237 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
2238 function to return true if the mode allows reg + integer
2240 (virtual_stack_registers_memory_p): New function to return true if
2241 the address refers to a virtual stack register.
2242 (rs6000_legitimate_offset_address_p): Move code to say whether a
2243 mode supports reg+int addressing to reg_offset_addressing_ok_p and
2245 (rs6000_legitimate_address_p): Add checks for modes that only can
2246 do reg+reg addressing. Start adding VSX support.
2247 (rs6000_legitimize_reload_address): Ditto.
2248 (rs6000_legitimize_address): Ditto.
2249 (rs6000_debug_legitimate_address_p): New debug functions for
2250 -mdebug=addr and -mdebug=cost.
2251 (rs6000_debug_rtx_costs): Ditto.
2252 (rs6000_debug_address_costs): Ditto.
2253 (rs6000_debug_adjust_cost): Ditto.
2254 (rs6000_debug_legitimize_address): Ditto.
2255 (rs6000_legitimize_reload_address_ptr): Point to call normal
2256 function or debug function. Make functions called via pointer
2258 (rs6000_mode_dependent_address_ptr): Ditto.
2259 (rs6000_secondary_reload_class_ptr): Ditto.
2260 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2261 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2262 into a friendlier error.
2263 (rs6000_init_builtins): Add initial VSX support.
2264 (rs6000_adjust_cost): Fix some spacing issues.
2266 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2267 (REG_CLASS_NAMES): Ditto.
2268 (REG_CLASS_CONTENTS): Ditto.
2269 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2270 pointer, to add -mdebug=addr support.
2271 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2272 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2273 -mdebug=addr support.
2274 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2275 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2276 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2278 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2280 (bswapsi*): Set attribute types for load/store. Add combiner
2281 patterns to eliminate zero extend on 64-bit.
2282 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2283 stdbrx if the hardware supports those instructions.
2285 2009-06-25 Ian Lance Taylor <iant@google.com>
2287 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2288 (Link Options): Document -static-libstdc++.
2290 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2293 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2294 DATA_ALIGNMENT instead.
2296 2009-06-25 Richard Guenther <rguenther@suse.de>
2298 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2299 indirect references against the callused/escaped solutions.
2300 (call_may_clobber_ref_p_1): Likewise.
2302 2009-06-25 Martin Jambor <mjambor@suse.cz>
2304 PR tree-optimization/40493
2305 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2306 (enum unscalarized_data_handling): New type.
2307 (handle_unscalarized_data_in_subtree): Return what has been done.
2308 (load_assign_lhs_subreplacements): Handle left flushes differently.
2309 (sra_modify_assign): Use unscalarized_data_handling, simplified
2310 condition determining whether to remove the statement.
2312 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2314 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2315 excerpt - @ should be doubled for texinfo.
2317 2009-06-24 Ian Lance Taylor <iant@google.com>
2319 * config/arc/arc.c: Include "df.h".
2320 (arc_attribute_table): Make static. Move higher in file.
2321 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2322 (output_shift): Initialize n later to avoid warning.
2323 * config/arm/arm.c (arm_attribute_table): Make static. Move
2325 * config/avr/avr.c (avr_attribute_table): Make static. Move
2327 (reg_class_tab): Change array type from int to enum reg_class.
2328 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2330 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2331 (lshrhi3_out): Likewise.
2332 (class_likely_spilled_p): Change return type to bool.
2333 (avr_rtx_costs): Use local code variable with enum type.
2334 * config/avr/avr.md (movmemhi): Use add_reg_note.
2335 (andhi3, andsi3): Don't use AS2 with "and".
2336 (iorhi3, iorsi3): Don't use AS2 with "or".
2337 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2338 * config/crx/crx.c: Include "df.h".
2339 (crx_attribute_table): Make static.
2340 * config/m32r/m32r.c: Include "df.h".
2341 (m32r_attribute_table): Make static. Move higher in file.
2342 (pop): Use add_reg_note.
2343 (block_move_call): Change 0 to LCT_NORMAL in function call.
2344 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2345 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2346 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2347 declare, not just when TREE_CODE is defined.
2348 * config/m68hc11/m68hc11.c: Include "expr.h".
2349 (m68hc11_attribute_table): Make static. Move higher in file.
2350 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2352 (m68hc11_register_indirect_p): Likewise.
2353 (m68hc11_function_arg_padding): Change return type to enum
2355 (emit_move_after_reload): Use add_reg_note.
2356 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2357 (m68hc11_split_logical): Likewise.
2358 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2360 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2361 to VOIDmode in function call.
2362 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2364 (m68hc11_split_logical): Update declaration.
2365 (m68hc11_function_arg_padding): Update declaration.
2366 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2367 to array of enum reg_class.
2368 (mcore_attribute_table): Make static. Move higher in file.
2369 (mcore_rtx_costs): Add cast to enum type.
2370 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2371 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2372 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2374 * config/sh/predicates.md (trapping_target_operand): Rename and to
2376 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2378 * config/spu/spu.c (spu_attribute_table): Make static. Move
2380 * config/v850/v850.c (v850_attribute_table): Make static. Move
2382 (v850_rtx_costs): Use local code with enum type.
2383 (expand_epilogue): Add cast.
2384 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2386 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2389 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2390 -m2a-single-only and -m2a-nofpu.
2391 * config/sh/sh.opt: Document m2a generates FPU code.
2393 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2395 * defaults.h (CAN_ELIMINATE): Provide default.
2396 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2397 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2398 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2399 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2400 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2401 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2402 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2403 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2404 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2405 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2407 2009-06-24 DJ Delorie <dj@redhat.com>
2409 * mep-ext-cop.cpu: Fix copyright notice.
2410 * mep-default: Fix copyright notice.
2411 * mep-core: Fix copyright notice.
2412 * mep: Fix copyright notice.
2413 * mep-ivc2: Fix copyright notice.
2414 * mep-c5: Fix copyright notice.
2416 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2418 * doc/contrib.texi (Contributors):
2420 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2423 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2424 src and dst operands if necessary.
2426 2009-06-23 DJ Delorie <dj@redhat.com>
2429 * config.gcc: Add mep support.
2430 * recog.c: Resurrect validate_replace_rtx_subexp().
2431 * recog.h: Likewise.
2432 * config/mep/: Add new port:
2433 * config/mep/constraints.md: New file.
2434 * config/mep/default.h: New file.
2435 * config/mep/intrinsics.h: New file.
2436 * config/mep/intrinsics.md: New file.
2437 * config/mep/ivc2-template.h: New file.
2438 * config/mep/mep-c5.cpu: New file.
2439 * config/mep/mep-core.cpu: New file.
2440 * config/mep/mep-default.cpu: New file.
2441 * config/mep/mep-ext-cop.cpu: New file.
2442 * config/mep/mep-intrin.h: New file.
2443 * config/mep/mep-ivc2.cpu: New file.
2444 * config/mep/mep-lib1.asm: New file.
2445 * config/mep/mep-lib2.c: New file.
2446 * config/mep/mep-pragma.c: New file.
2447 * config/mep/mep-protos.h: New file.
2448 * config/mep/mep-tramp.c: New file.
2449 * config/mep/mep.c: New file.
2450 * config/mep/mep.cpu: New file.
2451 * config/mep/mep.h: New file.
2452 * config/mep/mep.md: New file.
2453 * config/mep/mep.opt: New file.
2454 * config/mep/predicates.md: New file.
2455 * config/mep/t-mep: New file.
2457 2009-06-23 Ian Lance Taylor <iant@google.com>
2459 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2460 from loose_warn into c_loose_warn and from strict_warn into
2461 c_strict_warn. Set and substitute warn_cxxflags. Check for
2462 --enable-build-with-cxx. Set and substitute
2463 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2464 * Makefile.in (CXXFLAGS): New variable.
2465 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2466 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2467 the default is the same as $(STRICT_WARN).
2468 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2469 (CXX): New variable.
2470 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2471 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2472 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2473 (HOST_LIBS): New variable.
2474 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2475 (ALL_CXXFLAGS): New variable.
2476 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2477 * doc/install.texi (Configuration): Document
2478 --enable-build-with-cxx, --with-stage1-ldflags,
2479 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2480 * configure: Rebuild.
2482 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2484 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2485 from previous commit.
2487 2009-06-23 Ian Lance Taylor <iant@google.com>
2489 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2491 2009-06-23 Ian Lance Taylor <iant@google.com>
2493 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2494 with ATTRIBUTE_UNUSED.
2496 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2497 Pat Haugen <pthaugen@us.ibm.com>
2498 Revital Eres <eres@il.ibm.com>
2500 * config.in (HAVE_AS_POPCNTD): Add default definition.
2501 (HAVE_AS_LWSYNC): Ditto.
2503 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2505 (gcc_cv_as_powerpc_cmpb): Ditto.
2506 (gcc_cv_as_powerpc_dfp): Ditto.
2507 (gcc_cv_as_powerpc_vsx): Ditto.
2508 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2509 supporting the popcntd/lwsync instructions.
2510 (gcc_cv_as_powerpc_lwsync): Ditto.
2511 * configure: Regenerate.
2513 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2514 -mcpu=native and -mcpu=power7.
2515 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2517 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2518 a variable instead of a mask to reduce the number of mask bits.
2519 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2520 (-mbit-word): Ditto.
2521 (-mregnames): Ditto.
2522 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2523 (-mfused-madd): Ditto.
2525 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2527 (-mvsx): New switch for VSX instructions.
2528 (-misel): Move from a variable to a mask to allow it to be set by
2531 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2532 function declaration to an array declaration.
2533 (rs6000_hard_regno_nregs): New external array declaration.
2535 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2536 files included by rs6000.md.
2538 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2539 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2541 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2543 (rs6000_debug_reg): New -mdebug= variables.
2544 (rs6000_debug_addr): Ditto.
2545 (rs6000_debug_cost): Ditto.
2546 (rs6000_pmode): New variable to hold Pmode.
2547 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2548 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2549 calculated at compiler start.
2550 (rs6000_hard_regno_nregs): Change function to an array which holds
2551 HARD_REGNO_NREGS calculated at compiler start.
2552 (rs6000_explicit_options): Delete isel field.
2553 (rs6000_vector_unit): New array to hold which vector unit
2554 supports arithmetic options for a given type.
2555 (rs6000_vector_mem): New array to hold which vector unit supports
2556 memory reference operations for a given type.
2557 (rs6000_vector_align): New array to given the alignment of each
2559 (power7_cost): New basic costs for power7.
2560 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2561 (rs6000_hard_regno_nregs_internal): New function, moved from
2562 HARD_REGNO_NREGS, to calculate the number of registers each hard
2563 register takes for each type.
2564 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2565 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2566 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2567 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2568 unit information here so it is calculated once at compiler startup
2570 (rs6000_override_options): Make -misel a target mask. Add more
2571 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2572 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2574 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2575 (rs6000_handle_option): Move -misel from variable to target mask.
2576 (rs6000_builtin_mask_for_load): Add VSX support.
2577 (rs6000_conditional_register_usage): Ditto.
2578 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2579 (function_arg_boundary): Ditto.
2580 (rs6000_expand_builtin): Ditto.
2581 (def_builtin): Make abort message a little friendlier.
2582 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2584 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2585 assembler support the popcntd instruction instead of a vsx
2586 instruction to enable power7 support.
2587 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2588 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2589 option to the assembler if -mcpu=native.
2590 (ASM_CPU_NATIVE_SPEC): Ditto.
2591 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2593 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2594 the lwsync instruction.
2595 (enum processor_type): Add PROCESSOR_POWER7.
2596 (rs6000_debug_reg): New -mdebug= options.
2597 (rs6000_debug_addr): Ditto.
2598 (rs6000_debug_cost): Ditto.
2599 (rs6000_isel): Delete.
2600 (enum rs6000_vector): New enum to say what vector unit we have.
2601 (VECTOR_UNIT_*): New macros to say which vector unit has
2602 arithmetic operations for a given type.
2603 (VECTOR_MEM_*): New macros to say which vector unit has memory
2604 operations for a given type.
2605 (TARGET_LDBRX): Whether the machine supports the ldbrx
2607 (TARGET_ISEL): Delete, -misel moved to be a mask.
2608 (TARGET_ISEL64): New macro for 64-bit isel support.
2609 (UNITS_PER_VSX_WORD): New macro.
2610 (POINTER_SIZE): Move to be an external variable, rather than
2611 calculating whether we are generating 32 ot 64-bit code.
2613 (STACK_BOUNDARY): Add VSX support.
2614 (LOCAL_ALIGNMENT): Ditto.
2615 (SLOW_UNALIGNED_ACCESS): Ditto.
2616 (VSX_REGNO_P): New macro for VSX support.
2617 (VFLOAT_REGNO_P): Ditto.
2618 (VINT_REGNO_P): Ditto.
2619 (VLOGICAL_REGNO_P): Ditto.
2620 (VSX_VECTOR_MODE): Ditto.
2621 (VSX_SCALAR_MODE): Ditto.
2623 (VSX_MOVE_MODE): Ditto.
2624 (VSX_REG_CLASS_P): Ditto.
2625 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2627 (UNITS_PER_SIMD_WORD): Add VSX support.
2628 (MODES_TIEABLE_P): Ditto.
2629 (STARTING_FRAME_OFFSET): Ditto.
2630 (STACK_DYNAMIC_OFFSET): Ditto.
2631 (EPILOGUE_USES): Ditto.
2632 (REGNO_REG_CLASS): Move to array lookup.
2633 (CLASS_MAX_NREGS): Ditto.
2634 (rs6000_vector_reg_class): Add declaration.
2635 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2636 overlap with the floating point and Altivec registers.
2638 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2640 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2641 give the appropriate asm switches if -mcpu=native.
2642 (host_detect_local_cpu): Add support for "asm".
2643 (host_detect_local_cpu): Follow GNU code guidelines for name.
2645 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2646 -mbit-word to a variable instead of being a target mask.
2648 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2649 emit the lwsync instruction instead of emitting the instruction as
2650 an integer constant.
2652 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2653 fixuns_trundfsi2, move expander into rs6000.md.
2655 * config/rs6000/rs6000.md (cpu): Add power7.
2656 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2657 (logical predicate patterns): Change the single instruction
2658 primitives that set CR0 to be fast_compare instead of compare.
2660 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2661 (popcntddi2): Ditto.
2662 (popcount<mode>): Ditto.
2663 (floating multiply/add insns): Name the floating point
2665 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2666 (isel_unsigned_<mode>): Ditto.
2667 (fixuns_trundfsi2): Move expander here from spe.md.
2668 (smindi3): Define if we have -misel on 64-bit systems.
2673 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2675 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2677 * config/avr/avr.c (avr_current_device): New variable.
2678 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2679 (avr_arch, mcu_type_s): Move to avr.h.
2680 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2681 default_data_section_start fields.
2682 (avr_arch): Moved from avr.c.
2683 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2684 library_name fields.
2685 (avr_current_device, avr_mcu_types, avr_arch_types,
2686 avr_device_to_arch, avr_device_to_data_start,
2687 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2688 (EXTRA_SPEC_FUNCTIONS): Define.
2689 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2690 options mapping. Use device_to_arch and device_to_data_start insted.
2691 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2692 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2693 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2694 * config/avr/driver-avr.c: New file.
2695 * config/avr/avr-devices.c: New file.
2697 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2699 * var-tracking.c (unshare_variable): Force initialized to
2700 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2701 (set_variable_part): Likewise.
2702 (struct variable_union_info): Remove pos_src field.
2703 (vui_vec, vui_allocated): New variables.
2704 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2705 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2706 == 1 use a simpler sorting algorithm. Compute pos field right
2707 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2708 Avoid quadratic comparison if !flag_var_tracking_uninit.
2709 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2710 unshare_variable unconditionally.
2711 (dataflow_set_different_2): Removed.
2712 (dataflow_set_different): Don't traverse second hash table.
2713 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2714 unconditionally to var_reg_set or var_mem_set.
2715 (emit_notes_in_bb): Likewise.
2716 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2718 (emit_note_insn_var_location): Don't set initialized to
2719 VAR_INIT_STATUS_INITIALIZED early.
2720 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2722 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2724 * tree-object-size.c (addr_object_size): Instead of checking
2725 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2726 are no FIELD_DECLs following it.
2728 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2730 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2731 order to match bswaps with signed source operands.
2733 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2735 * sdbout.c (sdbout_one_type): Fix braces in switch.
2737 2009-06-23 Richard Guenther <rguenther@suse.de>
2739 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2741 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2742 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2743 var_callused, callused_tree, var_storedanything, storedanything_tree,
2744 var_integer, integer_tree): Remove global variables.
2745 (new_var_info): Do not pass new id, append the new var to the
2746 global variable vector.
2747 (do_ds_constraint): Use is_global_var member of the variable-info.
2748 (new_scalar_tmp_constraint_exp): Adjust.
2749 (create_function_info_for): Likewise.
2750 (create_variable_info_for): Likewise.
2751 (find_what_var_points_to): Remove dead code.
2752 (init_base_vars): Simplify.
2753 (compute_points_to_sets): Adjust.
2755 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2757 * combine.c (try_combine): Dump information about the insns we're
2760 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2762 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2763 check when calling force_to_mode on TRUNCATE's operand.
2765 2009-06-22 Ian Lance Taylor <iant@google.com>
2767 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2769 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2771 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2773 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2775 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2776 override library linkage flags such as -static-libgcc or
2779 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2781 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2783 2009-06-22 Ian Lance Taylor <iant@google.com>
2785 * config/linux.opt: Put mglibc ahead of muclibc.
2787 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2788 for duplicate decls.
2790 2009-06-22 Matthias Klose <doko@ubuntu.com>
2792 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2794 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2797 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2798 instead of NULL if a parser error occurs.
2800 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2802 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2803 non-DWARF2_DEBUGGING_INFO version.
2805 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2807 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2808 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2810 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2811 (LIBGCC2_TF_CEXT): Define.
2814 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2817 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2819 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2821 * config/arm/arm.c (arm_override_options): Disable
2822 -mcaller-super-interworking and -mcallee-super-interworking.
2823 * doc/invoke.texi (ARM Options): Document this.
2825 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2827 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2828 * config/arm/constraints.md (j): New constraint for movw operands.
2829 (N): Remove thumb2 meaning.
2830 * config/arm/arm.md (*arm_movw): Delete.
2831 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2832 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2833 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2835 2009-06-22 Martin Jambor <mjambor@suse.cz>
2837 PR tree-optimization/40492
2838 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2839 build_ref_for_offset.
2841 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2843 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2844 JUMP_TABLE_DATA_P predicates where applicable.
2845 * auto-inc-dec.c: Ditto.
2846 * builtins.c: Ditto.
2847 * caller-save.c: Ditto.
2849 * cfgcleanup.c: Ditto.
2850 * cfglayout.c: Ditto.
2853 * combine-stack-adj.c: Ditto.
2859 * dwarf2asm.c: Ditto.
2860 * dwarf2out.c: Ditto.
2861 * emit-rtl.c: Ditto.
2867 * function.c: Ditto.
2870 * genpreds.c: Ditto.
2871 * genrecog.c: Ditto.
2873 * ira-costs.c: Ditto.
2874 * ira-lives.c: Ditto.
2877 * lower-subreg.c: Ditto.
2878 * modulo-sched.c: Ditto.
2880 * postreload.c: Ditto.
2881 * print-rtl.c: Ditto.
2890 * sched-vis.c: Ditto.
2892 * sel-sched-ir.c: Ditto.
2893 * simplify-rtx.c: Ditto.
2894 * targhooks.c: Ditto.
2895 * var-tracking.c: Ditto.
2896 * vmsdbgout.c: Ditto.
2898 2009-06-22 Matthias Klose <doko@ubuntu.com>
2900 * Makefile.in (install-plugin): Always use DESTDIR.
2902 2009-06-22 Olivier Hainque <hainque@adacore.com>
2904 * config/pa/pa.c (output_call): Don't optimize post call jumps
2905 into return address adjustments if the call may throw.
2907 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2909 * arm.c (thumb1_output_casesi): New function.
2910 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2911 optimizing for size or PIC.
2912 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2913 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
2914 (casesi): Handle Thumb-1 when optimizing for size or PIC.
2915 (thumb1_casesi_internal_pic): New expand rule.
2916 (thumb1_casesi_dispatch): New pattern.
2917 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
2919 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
2920 in the text seciton when PIC or optimizing for size.
2921 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2922 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
2923 preservation properties of code.
2924 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
2925 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
2926 (__gnu_thumb1_case_si): New function.
2927 * t-arm (LIB1ASMSRC): Define here.
2928 (LIB1ASMFUNCS): Add some common functions.
2929 * t-arm-elf (LIB1ASMSRC): Delete.
2930 (LIB1ASMFUNCS): Append to existing set.
2931 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2932 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2933 * t-symbian (LIB1ASMFUNCS): Likewise.
2934 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2935 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2937 2009-06-21 Richard Guenther <rguenther@suse.de>
2939 PR tree-optimization/38729
2940 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
2941 to loops with a single exit if -fno-expensive-optimizations.
2943 2009-06-21 Jakub Jelinek <jakub@redhat.com>
2945 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
2946 (dataflow_set): Change vars type from htab_t to shared_hash.
2947 (shared_hash_pool, empty_shared_hash): New variables.
2948 (vars_clear): Removed.
2949 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
2950 shared_hash_find_slot_unshare, shared_hash_find_slot,
2951 shared_hash_find_slot_noinsert, shared_hash_find): New
2953 (shared_hash_unshare, shared_hash_destroy): New functions.
2954 (unshare_variable): Unshare set->vars if shared, use
2956 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
2957 (get_init_value, find_src_set_src, dump_dataflow_set,
2958 clobber_variable_part, emit_notes_for_differences): Use
2960 (dataflow_set_init): Remove second argument, set vars to
2961 empty_shared_hash instead of creating a new htab.
2962 (dataflow_set_clear): Call shared_hash_destroy and set vars
2963 to empty_shared_hash instead of calling vars_clear.
2964 (dataflow_set_copy): Don't call vars_copy, instead just share
2965 the src htab with dst.
2966 (variable_union): Use shared_hash_*, use initially NO_INSERT
2967 lookup if set->vars is shared. Don't keep slot cleared before
2968 calling unshare_variable. Unshare set->vars if needed.
2969 Even ->refcount == 1 vars must be unshared if set->vars is shared
2970 and var needs to be modified.
2971 (variable_canonicalize): New function.
2972 (dataflow_set_union): If dst->vars is empty, just share src->vars
2973 with dst->vars and traverse with variable_canonicalize to canonicalize
2974 and unshare what is needed.
2975 (dataflow_set_different): If old_set and new_set use the same shared
2976 htab, they aren't different. If number of htab elements is different,
2977 htabs are different. Use shared_hash_*.
2978 (dataflow_set_destroy): Call shared_hash_destroy instead of
2980 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
2981 second argument to dataflow_set_init.
2982 (vt_initialize): Likewise. Initialize shared_hash_pool and
2983 empty_shared_hash, move bb in/out initialization afterwards.
2984 Use variable_htab_free instead of NULL as changed_variables del hook.
2985 (variable_was_changed): Change type of second argument to pointer to
2986 dataflow_set. When inserting var into changed_variables, bump
2987 refcount. Unshare set->vars if set is shared htab and slot needs to
2989 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
2990 lookup if set->vars is shared. Unshare set->vars if needed.
2991 Even ->refcount == 1 vars must be unshared if set->vars is shared
2992 and var needs to be modified. Adjust variable_was_changed caller.
2993 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
2994 vars must be unshared if set->vars is shared and var needs to be
2995 modified. Adjust variable_was_changed caller.
2996 (emit_note_insn_var_location): Don't pool_free var.
2997 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
2999 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
3000 free_alloc_pool on shared_hash_pool.
3002 2009-06-20 Anthony Green <green@moxielogic.com>
3004 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
3005 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
3007 2009-06-20 Richard Guenther <rguenther@suse.de>
3009 * tree-ssa-structalias.c (find_func_aliases): For memset use
3010 a constraint from NULL if we memset to zero.
3011 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
3012 we explicitly handle that do not read from memory.
3013 (call_may_clobber_ref_p_1): Properly handle builtins that may
3016 2009-06-20 Richard Guenther <rguenther@suse.de>
3018 PR tree-optimization/40495
3019 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3020 (new_scalar_tmp_constraint_exp): New function.
3021 (process_constraint): Do not create temporary decls.
3022 (process_all_all_constraints): Likewise.
3023 (handle_const_call): Likewise.
3024 (create_function_info_for): Do not set decl.
3026 2009-06-19 Ian Lance Taylor <iant@google.com>
3028 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
3029 (rs6000_attribute_table): Make static; move before use.
3031 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
3033 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
3034 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3035 Propagate the TREE_READONLY flag without overwriting it.
3036 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3037 Propagate the TREE_READONLY flag onto the result.
3038 (process_call_operands): Move around. Use correct constant value.
3040 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3043 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3044 * config/arm/arm.md: Likewise.
3046 2009-06-19 Ian Lance Taylor <iant@google.com>
3048 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3049 to GIMPLE_ERROR_MARK.
3051 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3052 op2_original_type parameters. Warn about using different enum types.
3053 * c-parser.c (c_parser_conditional_expression): Pass original
3054 types to build_conditional_expr.
3055 * c-tree.h (build_conditional_expr): Update declaration.
3057 2009-06-19 Ian Lance Taylor <iant@google.com>
3059 * config/i386/i386.c (ix86_function_specific_save): Test that
3060 fields match values, rather than testing the values are in a
3063 2009-06-19 Richard Guenther <rguenther@suse.de>
3065 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3067 (ptr_derefs_may_alias_p): Likewise.
3068 (ptr_deref_may_alias_ref_p_1): New function.
3069 (ptr_deref_may_alias_ref_p): Likewise.
3070 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3071 covered by looking at the ESCAPED solution.
3072 (call_may_clobber_ref_p_1): Likewise.
3073 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3074 Handle NULL_TREE offset. Do not produce redundant constraints.
3075 (process_all_all_constraints): New helper function.
3076 (do_structure_copy): Use it.
3077 (handle_lhs_call): Likewise.
3078 (find_func_aliases): Handle some builtins with pointer arguments
3079 and/or return values explicitly.
3081 2009-06-19 Ian Lance Taylor <iant@google.com>
3083 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3085 2009-06-19 Ian Lance Taylor <iant@google.com>
3087 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3089 2009-06-19 Ian Lance Taylor <iant@google.com>
3091 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
3092 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
3095 * c-decl.c (finish_decl): If -Wc++-compat, warn about
3096 uninitialized const.
3098 2009-06-19 Ian Lance Taylor <iant@google.com>
3100 * dse.c (struct store_info): Rename bitmap field to bmap. Change
3103 * c-decl.c (in_struct, struct_types): Remove.
3104 (struct c_binding): Add in_struct field.
3105 (c_binding_ptr): Define type, along with VEC.
3106 (struct c_struct_parse_info): Define.
3107 (struct_parse_info): New static variable.
3108 (bind): Initialize in_struct field.
3109 (start_struct): Remove enclosing_in_struct and
3110 enclosing_struct_types parameters. Add
3111 enclosing_struct_parse_info parameter. Change all callers. Set
3112 struct_parse_info rather than in_struct and struct_types.
3113 (grokfield): If -Wc++-compat and there is a symbol binding for the
3114 field name, set the in_struct flag and push it on the
3115 struct_parse_info->fields vector.
3116 (warn_cxx_compat_finish_struct): New static function.
3117 (finish_struct): Remove enclosing_in_struct and
3118 enclosing_struct_types parameters. Add
3119 enclosing_struct_parse_info parameter. Change all callers. Don't
3120 set C_TYPE_DEFINED_IN_STRUCT here. Call
3121 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
3122 parameter. Only push on struct_types if warn_cxx_compat.
3123 (finish_enum): Only push on struct_types if warn_cxx_compat.
3124 (declspecs_add_type): Add loc parameter. Change all callers.
3125 Change all error calls to error_at. Pass loc, not input_location,
3126 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
3127 defined in a struct. If -Wc++-compat and parsing a struct, record
3128 that a typedef name was used.
3129 * c-parser.c (c_parser_declspecs): Get location to pass to
3131 (c_parser_struct_or_union_specifier): Update calls to start_struct
3133 * c-tree.h (struct c_struct_parse_info): Declare.
3134 (finish_struct, start_struct): Update declarations.
3135 (declspecs_add_type): Update declaration.
3137 2009-06-19 Ian Lance Taylor <iant@google.com>
3139 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
3140 variable with an anonymous type.
3142 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3144 * see.c: Remove for real.
3146 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3148 * optabs.h (enum optab_index): Add new OTI_significand.
3149 (significand_optab): Define corresponding macro.
3150 * optabs.c (init_optabs): Initialize significand_optab.
3151 * genopinit.c (optabs): Implement significand_optab using
3152 significand?f2 patterns.
3153 * builtins.c (expand_builtin_mathfn): Handle
3154 BUILT_IN_SIGNIFICAND{,F,L}.
3155 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
3156 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
3158 * config/i386/i386.md (significandxf2, significand<mode>2): New
3159 expanders to implement significandf, significand and significandl
3160 built-ins as inline x87 intrinsics.
3162 2009-06-18 Anatoly Sokolov <aesok@post.ru>
3164 * config/avr/avr.c (avr_override_options): Remove setting value of
3165 PARAM_INLINE_CALL_COST.
3167 2009-06-18 Richard Henderson <rth@redhat.com>
3170 * tree-pass.h (TDF_ASMNAME): New.
3171 * tree-dump.c (dump_options): Add asmname.
3172 * doc/invoke.texi: Document it.
3174 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
3175 (dump_decl_name): ...here.
3176 (dump_function_name): New flags arg; mind TDF_ASMNAME.
3177 (dump_generic_node): Update dump_function_name calls.
3178 (print_call_name): New flags arg; update all dump calls.
3179 * diagnostic.h (print_call_name): Update.
3180 * gimple-pretty-print.c (dump_gimple_call): Update.
3182 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
3185 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
3187 2009-06-18 Diego Novillo <dnovillo@google.com>
3189 * doc/plugins.texi: Document plugin_is_GPL_compatible.
3190 * plugin.c (str_license): Declare.
3191 (try_init_one_plugin): Assert that the symbol
3192 'plugin_is_GPL_compatible' exists.
3194 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
3197 * Makefile.in (OBJS-common): Remove see.o.
3199 * common.opt (fsee): Mark as preserved for backward compatibility.
3200 * opts.c (common_handle_option): Add OPT_fsee to the backward
3201 compatibility section.
3202 * passes.c (init_optimization_passes, pass_see): Remove pass.
3203 * timevar.def (TV_SEE): Remove.
3204 * tree-pass.h (pass_see): Remove declaration.
3205 * doc/invoke.texi (-fsee): Remove documentation.
3207 2009-06-18 Martin Jambor <mjambor@suse.cz>
3209 * tree-sra.c: Include statistics.h
3210 (sra_stats): New variable.
3211 (sra_initialize): Clear sra_stats.
3212 (create_access_replacement): Increment sra_stats.replacements.
3213 (get_access_replacement): Do not return twice.
3214 (analyze_all_variable_accesses): Increment statistics counter by the
3215 number of scalarized aggregates.
3216 (generate_subtree_copies): Increment sra_stats.subtree_copies.
3217 (sra_modify_expr): Increment sra_stats.exprs.
3218 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
3219 (sra_modify_assign): Increment sra_stats.exprs,
3220 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
3221 (perform_intra_sra): Update statistics counters.
3222 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
3224 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3226 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
3227 (arm_scalar_mode_supported_p): New function.
3229 2009-06-18 Paul Brook <paul@codesourcery.com>
3230 Sandra Loosemore <sandra@codesourcery.com>
3232 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
3233 (__extendhfsf2, __truncsfhf2): Define.
3234 * config/arm/fp16.c: New file.
3235 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3236 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3238 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3240 * doc/extend.texi (Half-Precision): New section.
3241 * doc/invoke.texi (Option Summary): List -mfp16-format.
3242 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
3243 * config/arm/arm.opt (mfp16-format=): New.
3244 * config/arm/arm.c: Include intl.h.
3245 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
3246 (TARGET_INVALID_RETURN_TYPE): Redefine.
3247 (TARGET_PROMOTED_TYPE): Redefine.
3248 (TARGET_CONVERT_TO_TYPE): Redefine.
3249 (arm_fp16_format): Define.
3250 (all_fpus): Add entry for neon-fp16.
3251 (fp_model_for_fpu): Likewise.
3252 (struct fp16_format): Declare.
3253 (all_fp16_formats): Define.
3254 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
3256 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
3258 (arm_legitimate_index_p): Treat HFmode like HImode.
3259 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3260 (coproc_secondary_reload_class): Special-case HFmode.
3261 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3262 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3263 (arm_init_fp16_builtins): New.
3264 (arm_init_builtins): Call it.
3265 (arm_invalid_parameter_type): New.
3266 (arm_invalid_return_type): New.
3267 (arm_promoted_type): New.
3268 (arm_convert_to_type).
3269 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3271 (arm_emit_fp16_const): New function.
3272 (arm_mangle_type): Mangle __fp16 as "Dh".
3273 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3275 (TARGET_NEON_FP16): New.
3276 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3277 (enum fputype): Add FPUTYPE_NEON_FP16.
3278 (enum arm_fp16_format_type): Declare.
3279 (arm_fp16_format): Declare.
3280 (LARGEST_EXPONENT_IS_NORMAL): Define.
3281 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3282 * config/arm/arm-modes.def (HFmode): Define.
3283 * config/arm/vfp.md: (*movhf_vfp): New.
3286 * config/arm/arm.md: (fpu): Add neon_fp16.
3287 (floatsihf2, floatdihf2): New.
3288 (fix_trunchfsi2, fix_trunchfdi2): New.
3292 (*arm32_movhf): New.
3293 (*thumb1_movhf): New.
3294 (consttable_2): Add check for HFmode constants.
3295 (consttable_4): Handle HFmode constants.
3297 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3299 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3301 2009-06-17 Olivier Hainque <hainque@adacore.com>
3303 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3304 const char ** conversion in AIX specific section.
3306 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3308 * config/i386/i386.c (ix86_special_builtin_type): Remove
3309 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3310 (bdesc_special_args): Updated.
3311 (ix86_init_mmx_sse_builtins): Likewise.
3312 (ix86_expand_special_args_builtin): Likewise.
3314 2009-06-17 Richard Henderson <rth@redhat.com>
3316 * tree-pretty-print.c (maybe_dump_asm_name): New.
3317 (dump_decl_name): Use it.
3318 (PRINT_FUNCTION_NAME): Merge into...
3319 (dump_function_name): ... here. Use maybe_dump_asm_name.
3321 2009-06-17 Cary Coutant <ccoutant@google.com>
3323 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3325 * debug.c (struct gcc_debug_hooks): Change placeholder for
3327 (debug_nothing_int_charstar_int): Replaced by...
3328 (debug_nothing_int_charstar_int_bool): ...this.
3329 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3330 source_line prototype.
3331 (debug_nothing_int_charstar_int): Replaced by...
3332 (debug_nothing_int_charstar_int_bool): ...this.
3333 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3334 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3335 Output is_stmt operand when necessary.
3336 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3337 (notice_source_line): Add is_stmt parameter.
3338 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3339 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3341 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3342 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3344 2009-06-17 Ian Lance Taylor <iant@google.com>
3346 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3348 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3351 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3353 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3354 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3355 tree_strip_sign_nop_conversions and
3356 tree_ssa_strip_useless_type_conversions rather than stripping
3357 the operations here.
3358 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3360 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3361 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3362 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3363 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3366 2009-06-17 Michael Eager <eager@eagercon.com>
3368 * config/rs6000/constraints.md (register_constraint "d"): New.
3369 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3370 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3371 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3372 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3373 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3374 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3375 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3376 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3377 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3378 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3380 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3381 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3382 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3383 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3384 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3385 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3386 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3387 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3388 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3389 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3390 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3391 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3392 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3393 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3395 2009-06-16 Ian Lance Taylor <iant@google.com>
3397 * profile.c (total_num_never_executed): Don't define.
3398 (compute_branch_probabilities): Don't count or print
3400 (init_branch_prob): Don't set total_num_never_executed.
3401 (end_branch_prob): Don't print total_num_never_executed.
3403 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3405 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3407 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3409 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3410 (nabstd2_fpr): Same.
3412 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3414 * expr.c (expand_assignment): Change complex type check.
3416 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3418 * doc/plugins.texi (Building GCC plugins): Added new section.
3420 2009-06-17 Ian Lance Taylor <iant@google.com>
3422 * c-pch.c (get_ident): Don't set size of templ array.
3423 (pch_init): Don't set size of partial_pch array.
3425 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3426 string constant to intialize an array whose size is the length of
3429 2009-06-17 Richard Guenther <rguenther@suse.de>
3431 PR tree-optimization/40389
3432 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3433 to addressable types.
3434 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3436 2009-06-17 Richard Guenther <rguenther@suse.de>
3439 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3440 if there is no evolution of left in the loop bail out.
3441 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3442 chrec_fold_multiply.
3444 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3445 Janis Johnson <janis187@us.ibm.com>
3448 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3449 for the symbol ref of a constant that is the source of a move
3450 - nor for any other not-obvious-label-ref constants.
3452 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3454 * plugin.c (position_pass): Skip newly inserted pass during list
3455 traversal to avoid repeated insertion.
3457 2009-06-16 Ian Lance Taylor <iant@google.com>
3459 * vec.h (VEC_stack_alloc): Define different version if
3460 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3461 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3462 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3463 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3465 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3467 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3469 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3470 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3471 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3472 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3473 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3474 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3475 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3476 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3477 __builtin_ia32_rdtscp.
3478 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3479 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3480 and __builtin_ia32_rorhi.
3481 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3482 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3483 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3484 (ix86_expand_args_builtin): Likewise.
3485 (ix86_expand_special_args_builtin): Likewise.
3487 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3488 (UNSPECV_RDTSC): Likewise.
3489 (UNSPECV_RDPMC): Likewise.
3490 (*bsr): Renamed to ...
3492 (*bsr_rex64): Renamed to ...
3496 (*rdpmc_rex64): Likewise.
3499 (*rdtsc_rex64): Likewise.
3501 (*rdtscp): Likewise.
3502 (*rdtscp_rex64): Likewise.
3504 * config/i386/ia32intrin.h: New.
3506 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3508 2009-06-16 Ian Lance Taylor <iant@google.com>
3510 * ira-build.c (copy_info_to_removed_store_destinations):
3511 Initialize parent_a.
3513 2009-06-16 Ian Lance Taylor <iant@google.com>
3515 * c-decl.c (grokdeclarator): Change size_varies to bool.
3517 2009-06-16 Ian Lance Taylor <iant@google.com>
3519 * sel-sched.c: Make forward declarations of move_op_hooks and
3520 fur_hooks explicitly extern.
3522 2009-06-16 Ian Lance Taylor <iant@google.com>
3524 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3525 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3527 2009-06-16 Ian Lance Taylor <iant@google.com>
3529 * resource.c (mark_referenced_resources): Change
3530 include_delayed_effects parameter to bool. Change all callers.
3531 (mark_end_of_function_resources): Likewise.
3532 * reorg.c (insn_references_resource_p): Likewise.
3533 (insn_sets_resource_p): Likewise.
3534 * resource.h (mark_referenced_resources): Update declaration.
3535 (mark_end_of_function_resources): Update declaration.
3537 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3539 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3541 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3543 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3544 GCC can bootstrap on AIX with GNU Binutils 2.20.
3546 2009-06-16 Ian Lance Taylor <iant@google.com>
3548 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3550 2009-06-16 Ian Lance Taylor <iant@google.com>
3552 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3553 inline, not extern inline.
3554 (exact_log2): Likewise.
3555 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3557 (exact_log2): Likewise, but don't test CTZ_HWI.
3559 2009-06-16 Ian Lance Taylor <iant@google.com>
3561 * bitmap.c (bitmap_clear): Don't declare as inline.
3562 * gimple.c (gimplify_assign): Likewise.
3563 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3564 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3565 (sched_scan_info): Remove duplicate definition.
3567 2009-06-16 Ian Lance Taylor <iant@google.com>
3569 * c-common.c (skip_evaluation): Don't define.
3570 (c_inhibit_evaluation_warnings): Define global variable.
3571 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3572 than skip_evaluation.
3573 (convert_and_check, warn_for_div_by_zero): Likewise.
3574 * c-common.h (skip_evaluation): Don't declare.
3575 (c_inhibit_evaluation_warnings): Declare.
3576 * c-parser.c (c_parser_typeof_specifier): Set
3577 c_inhibit_evaluation_warnings rather than skip_evaluation.
3578 (c_parser_conditional_expression): Likewise.
3579 (c_parser_binary_expression): Likewise.
3580 (c_parser_sizeof_expression): Likewise.
3581 (c_parser_alignof_expression): Likewise.
3582 * c-typeck.c (build_indirect_ref): Check
3583 c_inhibit_evaluation_warnings rather than skip_evaluation.
3584 (build_conditional_expr, build_binary_op): Likewise.
3586 2009-06-16 Richard Guenther <rguenther@suse.de>
3588 * tree-ssa-alias.c (is_escape_site): Remove.
3589 * tree-ssa-alias.h (enum escape_type): Remove.
3590 (is_escape_site): Likewise.
3591 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3592 via casts and asms without deferring to is_escape_site.
3594 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3597 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3598 use gen_lowpart if op0 has complex mode.
3600 2009-06-16 Richard Guenther <rguenther@suse.de>
3602 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3603 variables add them to ESCAPED.
3604 (find_func_aliases): Do not make all indirectly stored values escaped.
3606 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3608 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3611 2009-06-16 Martin Jambor <mjambor@suse.cz>
3613 PR tree-optimization/40432
3614 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3615 check whether we need to force gimple register operand.
3617 2009-06-16 Martin Jambor <mjambor@suse.cz>
3619 PR tree-optimization/40413
3620 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3621 build_ref_for_offset.
3622 (propagate_subacesses_accross_link): Fix a typo in a comment.
3624 2009-06-16 Ira Rosen <irar@il.ibm.com>
3626 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3627 with additional parameter.
3628 * tree-vectorizer.h (enum vect_def_type): Add new value
3630 (enum vect_relevant): Add comments.
3631 (vect_is_simple_reduction): Add new argument.
3632 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3633 Detect nested cycles.
3634 (vect_is_simple_reduction): Update documentation, add an argument to
3635 distinguish inner-loop reduction from nested cycle, detect nested
3636 cycles, fix printings and indentation, don't swap operands in case
3638 (get_initial_def_for_reduction): Handle subtraction.
3639 (vect_create_epilog_for_reduction): Add new argument to specify
3641 (vect_finalize_reduction): Handle subtraction, fix comments.
3642 (vectorizable_reduction): Handle nested cycles. In case of nested
3643 cycle keep track of the reduction variable position. Call
3644 vect_is_simple_reduction with additional parameter. Use original
3645 statement code in reduction epilogue for nested cycle. Call
3646 vect_create_epilog_for_reduction with additional parameter.
3647 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3648 inner-loop vectorization.
3649 (vect_recog_widen_sum_pattern): Likewise.
3650 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3652 (vect_mark_stmts_to_be_vectorized): Likewise.
3653 (vect_get_vec_def_for_operand): Handle nested cycles.
3655 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3657 * doc/invoke.texi (Debugging Options): Fix option index entries
3658 for -fdump-statistics, -frandom-seed add entries for
3659 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3660 (FRV Options): Fix entries for -mTLS, -mtls.
3661 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3662 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3663 (M68hc1x Options): Fix @itemx for -mnominmax.
3664 (MCore Options): Fix entry for -mno-lsim.
3665 (MMIX Options): Fix entry for -mabi=mmixware.
3666 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3668 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3670 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3671 Mention the plugin mode of gengtype.
3672 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3673 * gengtype.c: Updated copyright.
3674 (plugin_files, nb_plugin_files) Added new static variables.
3675 (measure_input_list) Care about plugin_files.
3676 (write_rtx_next): Added early return in plugin mode.
3677 (create_file): Updated copyright year in generated file. Added
3679 (oprintf): Added early return if NULL outf.
3680 (get_output_file_with_visibility): Care of plugin_files.
3681 (get_output_file_name): May return null.
3682 (write_local): Added early return.
3683 (put_mangled_filename): Ditto.
3684 (finish_root_table): Added check for base_files.
3685 (write_roots): Care about null when plugins.
3686 (main): Added plugin mode.
3688 2009-06-15 Ian Lance Taylor <iant@google.com>
3690 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3691 * gcov.c (read_count_file): Add braces around variables declared
3694 * c.opt (Wjump-misses-init): New warning.
3695 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3696 -Wall and -Wc++-compat if not already set.
3697 (c_common_post_options): Clear warn_jump_misses_init if it was not
3699 * c-decl.c (struct c_binding): Change type field to a union with
3700 new label field. Make it the first field in the struct. Update
3701 references to type to use u.type instead.
3702 (struct c_spot_bindings): Define.
3703 (struct c_goto_bindings): Define.
3704 (c_goto_bindings_p): Define, along with VECs.
3705 (struct c_label_vars): Define.
3706 (struct c_scope): Add has_label_bindings field.
3707 (bind_label, set_spot_bindings): New static functions.
3708 (decl_jump_unsafe, update_spot_bindings): New static functions.
3709 (update_label_decls): New static function.
3710 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3711 Update binding u.label field to shadowed field.
3712 (c_binding_start_stmt_expr): New function.
3713 (c_binding_end_stmt_expr): New function.
3714 (pushdecl): Don't call c_begin_vm_scope.
3715 (make_label): Add defining and p_label_vars parameters. Change
3717 (lookup_label): Correct test for whether a label has not yet been
3718 defined. Call bind_label rather than bind.
3719 (warn_about_goto): New static function.
3720 (lookup_label_for_goto): New function.
3721 (declare_label): Call bind_label rather than bind.
3722 (check_earlier_gotos): New static function.
3723 (define_label): Don't give errors about jumping into statement
3724 expressions or scopes of variably modified types. Call
3725 set_spot_bindings and check_earlier_gotos. Call bind_label
3726 instead of bind. Don't set label_context_stack_se or
3727 label_context_stack_vm.
3728 (c_get_switch_bindings): New function.
3729 (c_release_switch_bindings): New function.
3730 (c_check_switch_jump_warnings): New function.
3731 (start_function): Don't set label_context_stack_se or
3732 label_context_stack_vm.
3733 (finish_function): Likewise.
3734 * c-typeck.c (label_context_stack_se): Don't define.
3735 (label_context_stack_vm): Don't define.
3736 (c_finish_goto_label): Call lookup_label_for_goto rather than
3737 lookup_label. Don't give errors about jumping into a statement
3738 expression or the scope of a variably modified type. Don't set
3739 label_context_stack_se or label_context_stack_vm.
3740 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3741 fields. Add bindings field.
3742 (c_start_case): Don't set deleted fields. Set bindings field.
3743 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3744 or blocked_vm. Call c_check_switch_jump_warnings.
3745 (c_finish_case): Don't test blocked_stmt_expr field. Call
3746 c_release_switch_bindings.
3747 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3748 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3749 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3750 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3751 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3752 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3753 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3754 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3755 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3756 (C_DECL_UNJUMPABLE_VM): Don't define.
3757 (C_DECL_UNDEFINABLE_VM): Don't define.
3758 (struct c_label_list): Don't define.
3759 (struct c_label_context_se): Don't define.
3760 (struct c_label_context_vm): Don't define.
3761 (struct c_spot_bindings): Declare.
3762 (c_bindings_start_stmt_expr): Declare.
3763 (c_bindings_end_stmt_expr): Declare.
3764 (lookup_label_for_goto): Declare.
3765 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3766 (c_check_switch_jump_warnings): Declare.
3767 (label_context_stack_se, label_context_stack_vm): Don't declare.
3768 (c_finish_goto_label): Update declaration.
3769 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3770 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3771 (Warning Options): Document -Wjump-misses-init.
3773 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3775 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3778 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3780 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3782 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3784 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3786 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3788 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3790 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3792 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3793 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3794 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3795 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3796 * dwarf2asm.c (dw2_force_const_mem): Update call to
3798 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3799 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3800 * langhooks.c (lhd_comdat_group): Remove.
3801 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3802 * tree.h (DECL_COMDAT_GROUP): New.
3803 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3804 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3805 (make_decl_one_only): Change signature.
3806 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3808 (make_decl_one_only): Change signature.
3809 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3811 2009-06-15 Richard Guenther <rguenther@suse.de>
3814 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3816 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3818 * tree-ssa-math-opts.c: Remove extra divide.
3820 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3822 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3824 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3826 * passes.c: Add bswap pass.
3827 * tree-pass.h: Add pass_optimize_bswap declaration.
3828 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3829 Include rtl.h, expr.h and optabs.h for optab_handler check.
3830 (struct symbolic_number, pass_optimize_bswap): New definition.
3831 (do_shift_rotate, verify_symbolic_number_p): New functions.
3832 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3833 (gate_optimize_bswap): New function.
3834 * tree.c (widest_int_cst_value): New function.
3835 * tree.h (widest_int_cst_value): Prototype added.
3837 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3839 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3840 REG_EQUAL/REG_EQUIV notes.
3842 2009-06-14 Richard Guenther <rguenther@suse.de>
3845 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3846 has its address taken if NRV was applied and it is addressable.
3847 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3848 function split out from ...
3849 (get_constraint_for_1): ... here.
3850 (handle_rhs_call): Use it to mark the return slot escaped if
3851 it is addressable and NRV was applied.
3853 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3855 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3856 Change first argument type to location_t.
3857 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3858 Do not set input_location.
3859 Use loc instead of input_location throughout.
3861 2009-06-13 Richard Guenther <rguenther@suse.de>
3863 PR tree-optimization/40421
3864 * tree-predcom.c (should_unroll_loop_p): Remove.
3865 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3867 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3869 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3870 Add location argument.
3872 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3874 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3876 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3877 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3878 * config/spu/spu-protos.h: Add location to
3879 spu_resolve_overloaded_builtin.
3880 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3881 spu_build_builtin_va_list.
3882 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3883 argument. Pass location to build_function_call_vec.
3884 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3886 (emit_fpu_switch): Same.
3887 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3888 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3889 to build_decl and create_artificial_label.
3890 (xtensa_gimplify_va_arg_expr): Same.
3891 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3892 (xstormy16_gimplify_va_arg_expr): Same.
3893 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3894 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3895 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3896 (mips16_build_function_stub): Same.
3897 (mips16_build_call_stub): Same.
3899 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3902 * arm/constraints.md (Pa, Pb): New constraints.
3903 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3904 split pattern to deal with them.
3906 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3908 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3909 fix index entry for -Xpreprocessor.
3911 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3913 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3914 Add location argument to build_decl call.
3915 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
3916 (rs6000_init_builtins): Same.
3917 (spe_init_builtins): Same.
3918 (rs6000_gimplify_va_arg): Add location argument to
3919 create_artificial_label call.
3921 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
3923 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
3924 * combine-stack-adj.c (pass_stack_adjustments): Use it.
3925 * Makefile.in: Fix GGC dependency for gcse.o.
3927 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3929 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
3930 * gimple-pretty-print.c (dump_gimple_stmt): Same.
3931 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
3933 * c-parser.c (c_parser_binary_expression): Use current column while
3934 building binary operations.
3935 * common.opt (fshow-column): Enable by default.
3936 * tree-vrp.c (check_array_ref): Use warning_at.
3937 (check_array_bounds): Use location from call back if expr has no
3939 * tree.h: Add location argument to maybe_fold_*.
3940 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
3941 (maybe_fold_offset_to_array_ref): Add location argument and use it.
3942 (maybe_fold_offset_to_component_ref): Same.
3943 (maybe_fold_offset_to_reference): Same.
3944 (maybe_fold_offset_to_address): Same.
3945 (maybe_fold_stmt_indirect): Same.
3946 (maybe_fold_stmt_addition): Same.
3947 (fold_stmt_r): Pass location to maybe_fold_*.
3948 (fold_gimple_assign): Same.
3949 * c-tree.h: Add location argument to finish_decl,
3950 default_function_array_conversion, store_init_value.
3951 * c-decl.c (define_label): Use error_at.
3952 (c_make_fname_decl): Pass location to finish_decl.
3953 (finish_decl): New location argument.
3954 (build_compound_literal): Pass location to store_init_value.
3955 (grokdeclarator): Pass location to finish_decl.
3957 * c-typeck.c (array_to_pointer_conversion): New location argument.
3958 (function_to_pointer_conversion): Same.
3959 (default_function_array_conversion): Same.
3960 (parser_build_unary_op): Pass location to overflow_warning.
3961 (parser_build_binary_op): Same. Use warning_at.
3962 (build_unary_op): Pass location to array_to_pointer_conversion.
3963 (build_c_cast): Pass location to digest_init.
3964 (build_modify_expr): New location argument.
3965 (convert_for_assignment): Same.
3966 (store_init_value): Same.
3967 (digest_init): Same.
3968 (output_init_element): Pass location to digest_init and
3969 array_to_pointer_conversion.
3970 (c_finish_return): Pass location to convert_for_assignment.
3971 * gimplify.c (gimplify_conversion): Pass location to
3972 maybe_fold_offset_to_address.
3973 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
3974 to maybe_fold_stmt_addition.
3975 * c-omp.c (c_finish_omp_atomic): Pass new location to
3977 (c_finish_omp_for): Same.
3978 * c-common.c (overflow_warning): New argument.
3979 * c-common.h: New argument to build_modify_expr, overflow_warning.
3980 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
3982 (c_parser_initializer): Pass location to
3983 default_function_array_conversion.
3984 (c_parser_initelt): Same.
3985 (c_parser_initval): Same.
3986 (c_parser_asm_operands): Same.
3987 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
3988 (c_parser_conditional_expression): Same.
3989 (c_parser_binary_expression): Add location info to stack. Use it.
3990 (c_parser_unary_expression): Pass location to
3991 default_function_array_conversion, parser_build_unary_op,
3992 build_indirect_ref, c_parser_postfix_expression_after_primary.
3993 (c_parser_postfix_expression_after_primary): New location argument.
3995 (c_parser_expression_conv): Pass location to
3996 default_function_array_conversion.
3997 (c_parser_expr_list): Same.
3998 (c_parser_omp_atomic): Same.
3999 (c_parser_omp_for_loop): Same.
4000 * c-tree.h: (struct c_declarator): Add comment to id_loc.
4001 (build_array_declarator): New argument.
4002 * c-decl.c (build_array_declarator): Add location argument.
4003 (grokdeclarator): Set id_loc for cdk_array.
4004 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
4005 build_array_declarator.
4006 * tree.c (build_omp_clause): Add location argument.
4007 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
4008 (OMP_CLAUSE_LOCATION): New macro.
4009 (struct tree_omp_clause): Add location field.
4010 (build_omp_clause): Add argument.
4011 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
4012 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
4014 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
4015 (cp_parser_omp_clause_collapse): Same.
4016 (cp_parser_omp_clause_default): Same.
4017 (cp_parser_omp_clause_if): Same.
4018 (cp_parser_omp_clause_nowait): Same.
4019 (cp_parser_omp_clause_num_threads): Same.
4020 (cp_parser_omp_clause_ordered): Same.
4021 (cp_parser_omp_clause_schedule): Same.
4022 (cp_parser_omp_clause_untied): Same.
4023 (cp_parser_omp_for_loop): Same.
4024 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4025 * c-tree.h (c_start_case): Add location argument.
4026 (c_process_expr_stmt): Same.
4027 (c_finish_goto_*): Same.
4028 * tree-parloops.c (initialize_reductions): Pass location to
4030 (create_parallel_loop): Same.
4031 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
4032 (gfc_trans_omp_reduction_list): Same.
4033 (gfc_trans_omp_clauses): Same.
4034 (gfc_trans_omp_do): Same.
4035 * c-typeck.c (c_finish_goto_label): Same.
4036 (c_finish_goto_ptr): New location argument.
4037 (c_start_case): Same.
4038 (emit_side_effect_warnings): Same.
4039 (c_process_expr_stmt): Same.
4040 (c_finish_stmt_expr): Same.
4041 (c_finish_omp_clauses): Use error_at instead of error.
4042 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4044 * c-omp.c (c_split_parallel_clauses): New location argument.
4045 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4046 to build_omp_clause.
4047 (convert_local_reference_stmt): Same.
4048 (convert_gimple_call): Same.
4049 * c-common.h (c_split_parallel_clauses): New argument.
4050 * c-parser.c (c_parser_statement_after_labels): Pass location to
4051 c_finish_goto_label.
4052 (c_parser_switch_statement): Pass location to c_start_case.
4053 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4054 and c_process_expr_stmt.
4055 (c_parser_omp_variable_list): Add location argument.
4056 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4057 (c_parser_omp_clause_default): Same.
4058 (c_parser_omp_clause_if): Same.
4059 (c_parser_omp_clause_num_threads): Same.
4060 (-c_parser_omp_clause_ordered): Same.
4061 (c_parser_omp_clause_reduction): Pass location to
4062 c_parser_omp_variable_list.
4063 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4064 (c_parser_omp_clause_untied): Same.
4065 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4066 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4068 * c-tree.h (check_for_loop_decls, undeclared_variable,
4069 build_component_ref, build_array_ref, build_external_ref,
4070 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4071 build_conditional_expr, build_compound_expr, c_cast_expr,
4072 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4073 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4075 * c-semantics.c (build_stmt): Same.
4076 (build_case_label): Same.
4077 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4078 (undeclared_variable): New argument.
4080 (lookup_label): Pass location on down.
4081 (define_label): Same.
4082 (finish_decl): Same.
4083 (build_compound_literal): Same.
4084 (finish_struct): Same.
4085 (finish_function): Do not set location here.
4086 (check_for_loop_decls): New argument.
4087 * tree.c (save_expr): Set location.
4088 (build_empty_stmt): New argument.
4089 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4090 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4091 * builtins.c (gimplify_va_arg_expr): Use locations.
4092 (expand_builtin_sync_operation): Same.
4093 * c-typeck.c (build_component_ref): New argument.
4094 (build_array_ref): Same.
4095 (build_external_ref): Same.
4096 (c_expr_sizeof_expr): Same.
4097 (c_expr_sizeof_type): Same.
4098 (parser_build_unary_op): Same.
4099 (build_conditional_expr): Same.
4100 (build_compound_expr): Pass location on down.
4101 (build_compound_expr): New argument.
4102 (build_c_cast): Same.
4103 (c_cast_expr): Same.
4104 (build_asm_expr): Same.
4105 (c_finish_return): Same.
4106 (c_process_expr_stmt): Pass location on down.
4107 (c_finish_stmt_expr): New argument.
4108 (push_clenaup): Same.
4109 (c_finish_omp_parallel): Same.
4110 (c_finish_omp_task): Same.
4111 * gimplify.c (gimplify_call_expr): Pass location on down.
4112 * c-omp.c (c_finish_omp_master): New argument.
4113 (c_finish_omp_critical): Same.
4114 (c_finish_omp_ordered): Same.
4115 (c_finish_omp_barrier): Same.
4116 (-c_finish_omp_taskwait): Same.
4117 (c_finish_omp_atomic): Same.
4118 (c_finish_omp_flush): Same.
4119 * tree-inline.c (copy_tree_body_r): Pass location on down.
4120 (inline_forbidden_p): Remove use of input_location.
4121 * c-gimplify.c (c_build_bind_expr): New argument.
4122 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
4123 (c_sizeof_or_alignof_type): New argument.
4124 (c_alignof_expr): Same.
4125 (build_va_arg): Same.
4126 (c_add_case_label): Same.
4127 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
4128 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
4129 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
4130 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
4131 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
4132 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
4134 * stub-objc.c (objc_build_selector_expr): Same.
4135 (objc_build_throw_stmt): Same.
4136 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
4137 (c_parser_initelt): Same.
4138 (c_parser_compound_statement): Same.
4139 (c_parser_compound_statement_nostart): Same.
4140 (c_parser_label): Same.
4141 (c_parser_statement_after_labels): Same.
4142 (c_parser_if_body): Same.
4143 (c_parser_else_body): Same.
4144 (c_parser_if_statement): Same.
4145 (c_parser_switch_statement): Same.
4146 (c_parser_while_statement): Same.
4147 (c_parser_do_statement): Same.
4148 (c_parser_for_statement): Same.
4149 (c_parser_asm_statement): Same.
4150 (c_parser_conditional_expression): Same.
4151 (c_parser_binary_expression): Same.
4152 (c_parser_cast_expression): Same.
4153 (c_parser_unary_expression): Same.
4154 (c_parser_sizeof_expression): Same.
4155 (c_parser_alignof_expression): Same.
4156 (c_parser_postfix_expression): Same.
4157 (c_parser_expression): Same.
4158 (c_parser_objc_receiver): Same.
4159 (c_parser_omp_variable_list): Same.
4160 (c_parser_omp_structured_block): Same.
4161 (c_parser_omp_atomic): New argument.
4162 (c_parser_omp_barrier): Same.
4163 (c_parser_omp_critical): Same.
4164 (c_parser_omp_flush): Pass location on down.
4165 (c_parser_omp_for_loop): New argument.
4166 (c_parser_omp_for): Same.
4167 (c_parser_omp_master): Same.
4168 (c_parser_omp_ordered): Same.
4169 (c_parser_omp_sections_scope): Same.
4170 (c_parser_omp_sections): Same.
4171 (c_parser_omp_parallel): Same.
4172 (c_parser_omp_single): Same.
4173 (c_parser_omp_task): Same.
4174 (c_parser_omp_taskwait): Pass location on down.
4175 (c_parser_omp_construct): Same.
4176 (c_parser_omp_threadprivate): Same.
4177 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
4178 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
4179 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
4180 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
4181 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
4182 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
4183 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
4184 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
4185 config/i386/i386.c, stmt.c:
4186 Add location argument to the following function definitions and/or
4187 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
4188 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
4189 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
4190 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
4191 do_case, c_finish_bc_stmt, build_compound_literal,
4192 build_function_call.
4193 * c-decl.c (build_compound_literal): Add location argument.
4194 Make all diagnostic calls use location.
4195 (start_struct): Same.
4196 (finish_struct): Same.
4198 (build_enumerator): Same.
4199 (start_function): Same.
4200 (grokdeclarator): Make all diagnostic calls use location.
4201 (store_parm_decls_oldstyle): Same.
4202 * c-typeck.c (build_function_call): Add location argument.
4203 Make all diagnostic calls use location.
4205 (c_finish_bc_stmt): Same.
4206 * tree-nested.c (get_trampoline_type): Add argument.
4207 Pass location to build_decl.
4208 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
4209 * rtl.h (RTL_LOCATION): New.
4210 * c-common.c (c_add_case_label): Add location argument.
4211 Make all diagnostic calls use location.
4212 * c-common.h: Add location argument to make_fname_decl, do_case,
4213 c_add_case_label, build_function_call, resolve_overloaded_builtin.
4214 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
4215 Set it appropriately for every case. Pass enum_loc to start_enum
4216 call. Pass value_loc first to build_enumerator. Pass enum_loc to
4218 (c_parser_struct_or_union_specifier): Save location. Use it for
4219 start_struct, finish_struct, and parser_xref_tag.
4221 2009-06-12 Ian Lance Taylor <iant@google.com>
4223 * fold-const.c (fold_unary): Rename local variable and to and_expr.
4225 * c-opts.c (c_common_handle_option): For -Wc++-compat set
4226 cpp_opts->warn_cxx_operator_names.
4228 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4231 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
4232 is returns NULL and OP is a VCE, look through the VCE.
4234 2009-06-12 Ian Lance Taylor <iant@google.com>
4237 * collect2.c (main): Use CONST_CAST2 in code inside #if
4238 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
4240 2009-06-12 Joey Ye <joey.ye@intel.com>
4243 * cfgexpand.c (get_decl_align_unit): Update
4244 max_used_stack_slot_alignment with align instead of
4245 stack_alignment_needed.
4247 * function.c (assign_stack_local_1): Update
4248 max_used_stack_slot_alignment with alignment_in_bits instead
4249 of stack_alignment_needed.
4250 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
4253 2009-06-12 Jakub Jelinek <jakub@redhat.com>
4255 * dwarf2out.c (last_var_location_insn): New variable.
4256 (dwarf2out_end_epilogue): Clear last_var_location_insn.
4257 (dwarf2out_var_location): Don't record anything after last real
4258 insn. Only change labels if there were any real instructions
4259 in between last note and this one, or if changed sections.
4261 2009-06-11 Richard Henderson <rth@redhat.com>
4263 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4264 note when storing the frame pointer in a register.
4265 (FRP): Don't redefine to nothing for epilogue.
4266 (alpha_expand_epilogue): Mark register and sp restores.
4267 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4269 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4270 when gen_lowpart is needed.
4272 2009-06-11 Richard Henderson <rth@redhat.com>
4274 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4276 * dwarf2out.c (need_data_align_sf_opcode): New.
4277 (div_data_align): Move earlier.
4278 (def_cfa_1, reg_save): Use it.
4280 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4282 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4283 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4284 (ix86_handle_option): Handle OPT_mcrc32.
4285 (ix86_target_string): Add -mcrc32.
4286 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4288 * config/i386/i386.h (TARGET_CRC32): New.
4290 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4291 (sse4_2_crc32di): Likewise.
4293 * config/i386/i386.opt (mcrc32): New.
4295 * doc/invoke.texi: Document -mcrc32.
4297 2009-06-11 Richard Henderson <rth@redhat.com>
4299 * common.opt (gdwarf-): Accept a version number.
4300 * doc/invoke.texi (gdwarf-): Update docs.
4301 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4302 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4303 version level, and record it.
4305 * dwarf2.h (DW_CIE_VERSION): Remove.
4306 * dwarf2out.c (DWARF_VERSION): Remove.
4307 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4308 (output_call_frame_info): Use CIE version 3 for dwarf3,
4309 or if the return register column is out of range for version 1.
4310 (dwarf_stack_op_name): Add all dwarf3 values.
4311 (DEBUG_PUBTYPES_SECTION): New.
4312 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4313 encoding change for dwarf3.
4314 (output_die) [dw_val_class_die_ref]: Likewise.
4315 (output_compilation_unit_header): Emit correct version for dwarf3.
4316 (output_line_info): Likewise.
4317 (output_pubnames): Update for DWARF_VERSION removal.
4318 (output_aranges): Likewise.
4319 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4320 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4321 (dwarf2out_finish): Likewise.
4323 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4325 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4328 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4331 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4332 * builtins.c (expand_builtin_unreachable): New function.
4333 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4334 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4335 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4337 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4338 searching for missing barriers.
4340 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4342 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4343 when -fprofile-generate* was passed.
4344 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4346 2009-06-11 Anthony Green <green@moxielogic.com>
4348 * config/moxie/moxie.md: Define length attribute for all instructions.
4350 (*b<cond:code>): Support limited branch ranges for new PC-relative
4351 branch instructions.
4352 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4354 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4356 * config/i386/i386.c (min_insn_size): Use get_attr_length
4357 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4360 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4361 instead of emit_insn_before.
4363 2009-06-10 Ian Lance Taylor <iant@google.com>
4366 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4369 2009-06-10 Revital Eres <eres@il.ibm.com>
4371 * passes.c (init_optimization_passes): Reschedule
4372 predictive-commoning pass before complete unroll pass.
4374 2009-06-10 Martin Jambor <mjambor@suse.cz>
4376 * cgraph.c (cgraph_node_can_be_local_p): New function.
4377 (cgraph_make_node_local): New function.
4378 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4379 (cgraph_make_node_local): Declare.
4381 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4383 * tree.h (tree_base): Add packed_flag and user_align fields.
4384 Decrease size of spare field.
4385 (TYPE_USER_ALIGN): Use user_align from tree_base.
4386 (DECL_USER_ALIGN): Likewise.
4387 (TYPE_PACKED): Use packed_flag from tree_base.
4388 (DECL_PACKED): Likewise.
4389 (tree_type): Delete packed_flag and user_align fields. Widen
4390 precision field. Widen mode field and shuffle fields to align
4391 mode on an 8-bit boundary.
4392 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4393 Renumber decl_flag_* fields. Fix comments. Widen
4394 decl_common_unused field.
4395 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4396 (DECL_EXTERNAL): Likewise.
4397 (DECL_BIT_FIELD): Likewise.
4398 (DECL_NONADDRESSABLE_P): Likewise.
4399 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4400 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4402 2009-06-10 Ian Lance Taylor <iant@google.com>
4404 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4405 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4406 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4407 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4408 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4409 DEF_VEC_ALLOC_FUNC_P.
4410 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4411 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4412 DEF_VEC_ALLOC_FUNC_O.
4413 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4414 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4415 DEF_VEC_ALLOC_FUNC_I.
4416 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4417 (vec_stack_p_reserve_exact_1): Declare.
4418 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4419 (vec_stack_free): Declare.
4420 (VEC_stack_alloc): Define.
4421 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4422 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4423 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4424 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4426 (stack_vecs): New static variable.
4427 (vec_stack_p_reserve_exact_1): New function.
4428 (vec_stack_o_reserve_1): New static function.
4429 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4430 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4431 (vec_stack_free): New function.
4432 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4433 (VEC_df_ref_stack_alloc): Define.
4434 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4435 DEF_VEC_ALLOC_P_STACK.
4436 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4437 (struct df_collection_rec): Change _vec fields to VEC. Remove
4439 (df_free_collection_rec): Adjust for new fields.
4440 (df_insn_rescan): Use new df_collection_rec fields.
4441 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4442 (df_ref_create_structure, df_ref_record): Likewise.
4443 (df_get_conditional_uses, df_get_call_refs): Likewise.
4444 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4445 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4446 (df_record_exit_block_uses, df_bb_verify): Likewise.
4447 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4448 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4449 Remove count parameter. Change return type to void. Change all
4451 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4452 Remove count parameter. Change return type to void. Change all
4454 (df_install_refs): Change old_vec parameter to VEC. Remove count
4455 parameter. Change all callers.
4456 (df_install_mws): Change old_vec parameter to VEC. Remove count
4457 parameter. Change all callers.
4458 (df_refs_verify): Change new_rec parameter to VEC. Change call
4460 (df_mws_verify): Likewise.
4462 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4464 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4466 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4468 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4470 2009-06-10 Anthony Green <green@moxielogic.com>
4472 * config/moxie/crti.asm: New file.
4473 * config/moxie/crtn.asm: New file.
4474 * config/moxie/moxie.c: New file.
4475 * config/moxie/moxie.h: New file.
4476 * config/moxie/sfp-machine.h: New file.
4477 * config/moxie/moxie-protos.h: New file.
4478 * config/moxie/t-moxie: Created.
4479 * config/moxie/t-moxie-softfp: Created.
4480 * config/moxie/moxie.md: Created.
4481 * config/moxie/constraints.md: Created.
4482 * config.gcc: Add moxie support.
4483 * doc/md.texi (Machine Constraints): Add moxie constraints.
4484 * doc/contrib.texi (Contributors): Mention moxie port.
4485 * doc/install.texi (Specific): Mention the moxie port.
4487 2009-06-09 Ian Lance Taylor <iant@google.com>
4489 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4491 * optabs.c (optab_table): Only use designated initializers if
4492 HAVE_DESIGNATED_INITIALIZERS is defined.
4493 (convert_optab_table): Likewise.
4494 (init_optabs): Always call init_insn_codes if
4495 HAVE_DESIGNATED_INITIALIZERS is not defined.
4497 2009-06-09 Ian Lance Taylor <iant@google.com>
4499 * targhooks.c (default_builtin_vectorized_function): Change fn
4500 parameter to unsigned int.
4501 (default_builtin_vectorized_conversion): Change code parameter to
4503 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4504 * targhooks.h: Update declarations.
4505 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4506 parameter to unsigned int.
4508 * c-typeck.c (comptypes_check_enum_int): New static function.
4509 (comptypes_internal): Add enum_and_int_p parameter. Change all
4511 (comp_target_types): Add location parameter. Change all callers.
4512 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4514 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4515 (build_conditional_expr): Add colon_loc parameter. Change all
4517 (convert_for_assignment): Add location parameter. Change all callers.
4518 * c-parser.c (c_parser_conditional_expression): Pass location of
4519 colon to build_conditional_expr.
4520 * c-tree.h (build_conditional_expr): Update declaration.
4522 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4524 * graphite.c: Revert previous patch.
4526 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4529 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4531 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4533 * tree-ssa-loop-prefetch.c
4534 (loop_prefetch_arrays): Fixed a portability problem in printf format
4537 2009-06-09 Martin Jambor <mjambor@suse.cz>
4539 PR tree-optimization/40351
4540 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4541 refrence to a potential artifical subaccess can be constructed.
4543 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4545 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4546 (sh_override_options): Likewise.
4547 * config/sh/sh.c: Include params.h.
4548 (sh_optimization_options): New.
4549 (sh_override_options): Likewise.
4550 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4551 (OVERRIDE_OPTIONS): Use sh_override_options.
4553 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4555 * dwarf2out.c (emit_cfa_remember): New variable.
4556 (add_fde_cfi): If emit_cfa_remember, recurse to add
4557 DW_CFA_remember_state first.
4558 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4559 instead just set emit_cfa_remember.
4561 2009-06-08 Jan Hubicka <jh@suse.cz>
4564 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4566 2009-06-08 Jan Hubicka <jh@suse.cz>
4569 * cgraphunit.c (save_inline_function_body): Do not copy transform
4570 hooks for saved inline bodies.
4571 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4574 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4576 * jump.c (returnjump_p): Handle delayed branches. Add missing
4579 2009-06-08 Jan Hubicka <jh@suse.cz>
4582 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4583 original node might've been modified.
4584 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4586 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4588 * tree-object-size.c (addr_object_size): Add OSI argument.
4589 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4590 (compute_builtin_object_size, expr_object_size): Adjust callers.
4591 (plus_stmt_object_size): Call addr_object_size instead of
4592 compute_builtin_object_size.
4594 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4595 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4597 * tree-ssa-loop-prefetch.c
4598 (gather_memory_references): Introduced a counter for the number of
4600 (anything_to_prefetch_p): Introduced a counter for the number of
4602 (is_loop_prefetching_profitable): New function with a cost model
4604 (loop_prefetch_arrays): Use the new cost model to determine if
4605 prefetching is profitable.
4606 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4607 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4608 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4609 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4610 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4611 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4613 2009-06-08 Michael Matz <matz@suse.de>
4616 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4617 partitions use the same.
4618 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4619 for basevars of SSA_NAMEs.
4620 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4621 to not expand them twice.
4622 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4625 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4627 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4628 (fdump-final-insns=, gtoggle): New.
4629 * doc/invoke.texi: Document them.
4630 * final.c (rest_of_clean_state): Dump final insn stream.
4631 * gcc.c (invoke_as): Hook in -fcompare-debug.
4632 (static_spec_functions): Add compare-debug-dump-opt,
4633 compare-debug-self-opt and compare-debug-auxbase-opt.
4634 (compare_debug, compare_debug_second, compare_debug_opt): New.
4635 (switches_debug_check, n_switches_debug_check): New.
4636 (debug_auxbase_opt, debug_check_temp_file): New.
4637 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4639 (do_self_spec): Handle arguments after switches.
4640 (do_spec_1): Add .gk extension to temp file basenames for compare.
4641 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4642 (cc1_options): Use it instead of normal auxbase computation for
4643 the second compare-debug compilation.
4644 (compare_files): New.
4645 (main): Set up and implement compare debug mode.
4646 (compare_debug_dump_opt_spec_function): New.
4647 (compare_debug_self_opt_spec_function): New.
4648 (compare_debug_auxbase_opt_spec_function): New.
4649 * toplev.c (process_options): Handle flag_gtoggle,
4650 flag_dump_final_insns.
4651 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4652 during -fcompare-debug-second compilation.
4654 2009-06-07 Ian Lance Taylor <iant@google.com>
4656 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4657 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4659 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4660 with no default node. Change warning with %H to warning_at.
4661 Don't clear warn_switch around case checking.
4662 * doc/invoke.texi (Warning Options): Clarify distinction between
4663 -Wswitch and -Wswitch-enum.
4665 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4667 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4669 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4671 * gbl-ctors.h: Add header guard.
4673 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4675 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4676 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4677 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4678 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4679 prototypes for removed functions.
4680 (expressions_equal_p): Move to ...
4681 * tree-ssa-sccvn.h: ... here and ...
4682 * matrix-reorg.c: ... adjust includes.
4684 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4686 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4688 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4690 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4691 (finish_function): Remove erroneous whitespace.
4693 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4695 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4696 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4698 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4700 * errors.c (internal_error): Commentary typo fix.
4701 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4702 * tree-ssa-pre.c: Ditto.
4704 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4706 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4707 them is supposed to hold actual statements.
4709 2009-06-06 Ian Lance Taylor <iant@google.com>
4711 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4712 empty statements can now have attributes.
4714 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4716 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4717 * config/mips/mips.md: Ditto.
4719 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4721 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4723 (__eabi_uconvert): Likewise.
4725 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4727 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4728 CFI_* definitions with IN_GCC.
4730 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4732 * xcoffout.h (xcoffout_source_line): Update prototype.
4734 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4736 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4737 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4739 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4742 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4743 inlined_function_outer_scope_p blocks for artificial inlines
4745 * tree.c (tree_nonartificial_location): Rewrite using
4746 block_nonartificial_location.
4748 2009-06-05 Revital Eres <eres@il.ibm.com>
4749 Leehod Baruch <leehod@il.ibm.com>
4751 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4752 (expand_expr_real_1): Remove comment.
4753 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4754 Vectorize misaligned access when the target supports it.
4755 (vect_supportable_dr_alignment): Check for unaligned access support.
4756 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4759 2009-06-05 Julian Brown <julian@codesourcery.com>
4761 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4762 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4764 2009-06-05 Richard Guenther <rguenther@suse.de>
4767 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4770 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4772 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4773 (save_gprs): Don't tell unwinder when a global register is saved.
4774 (s390_emit_epilogue): Emit needed epilogue unwind info.
4776 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4778 * dwarf2out.c (deferred_asm_name): New.
4779 (add_name_and_src_coords_attributes): Defer creation of
4780 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4782 (move_linkage_attr): New.
4783 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4786 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4788 * tree-nested.c (finalize_nesting_tree_1): Declare the
4789 frame_decl in the binding tree.
4791 2009-06-04 Cary Coutant <ccoutant@google.com>
4793 * basic-block.h (struct basic_block_def): Add discriminator field.
4794 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4796 * debug.c (do_nothing_debug_hooks): Add additional entry.
4797 (debug_nothing_int_charstar_int): New function.
4798 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4799 (debug_nothing_int_charstar_int): New declaration.
4800 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4801 discriminator value in .loc directive.
4802 * final.c (last_discriminator): New variable.
4803 (discriminator): New variable.
4804 (final_start_function): Initialize above variables, pass current
4805 discriminator to debug hook.
4806 (notice_source_line): Check for discriminator change.
4807 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4808 * sdbout.c (sdbout_source_line): New parameter.
4809 * tree-cfg.c (struct locus_discrim_map): New structure type.
4810 (discriminator_per_locus): New hash table.
4811 (build_gimple_cfg): Allocate and free discriminator hash table.
4812 (make_edges): Call assign_discriminator.
4813 (locus_map_hash): New function.
4814 (locus_map_eq): New function.
4815 (next_discriminator_for_locus): New function.
4816 (same_line_p): New function.
4817 (assign_discriminator): New function.
4818 (make_cond_expr_edges): Call assign_discriminator.
4819 (make_gimple_switch_edges): Likewise.
4820 (first_non_label_stmt): New function.
4821 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4823 * xcoffout.c (xcoffout_source_line): Add new parameter.
4825 * configure.ac (gcc_cv_as_discriminator): New configury check for
4826 gas support for discriminator.
4827 * configure: Regenerate.
4828 * config.in: Regenerate.
4830 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4832 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4833 val after checking for integers.
4835 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4837 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4839 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4840 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4841 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4842 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4843 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4844 X64_SSE_REGPARM_MAX.
4845 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4846 X64_SSE_REGPARM_MAX.
4848 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4850 * gcc.c (report_times_to_file): New.
4851 (execute): Implement it.
4852 (process_command): Support -time=.
4853 * doc/invoke.texi: Document it.
4855 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4857 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4858 that have value exprs.
4860 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4862 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4863 declarations for constants until...
4864 (dw2_output_indirect_constant_1): ... this point.
4866 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4869 * arm.md (arm_addsi3): Don't try to split an add with an
4870 eliminable register until after reload has completed.
4872 2009-06-03 Ian Lance Taylor <iant@google.com>
4874 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4875 * genattrtab.c (write_length_unit_log): Likewise.
4876 * genchecksum.c (dosum): Likewise.
4877 * gengtype.c (write_rtx_next): Likewise.
4878 (finish_root_table, write_roots): Likewise.
4879 * gimple.c (gimple_ops_offset_): Likewise.
4880 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4881 * config/arc/arc.c (arc_attribute_table): Likewise.
4882 * config/arm/arm.c (arm_attribute_table): Likewise.
4883 * config/avr/avr.c (avr_attribute_table): Likewise.
4884 * config/crx/crx.c (crx_attribute_table): Likewise.
4885 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4886 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4887 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4888 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4889 * config/sh/sh.c (sh_attribute_table): Likewise.
4890 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4891 * config/spu/spu.c (spu_attribute_table): Likewise.
4892 * config/v850/v850.c (v850_attribute_table): Likewise.
4894 * config/alpha/alpha.c (vms_attribute_table): Make static.
4895 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4896 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4897 * config/mips/mips.c (mips_attribute_table): Likewise.
4899 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4901 (cc1-checksum.o): Likewise.
4903 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4905 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4907 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4909 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4910 insn if it is changing sp. Use gen_add3_insn instead of
4911 conditionally gen_addsi3 and gen_adddi3.
4912 (offset_below_red_zone_p): New static inline function.
4913 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
4914 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
4915 * config/rs6000/ppc-asm.h: Include auto-host.h.
4916 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
4917 CFI_RESTORE): Define.
4918 * config/rs6000/crtresxgpr.asm: Add unwind info.
4919 * config/rs6000/crtresxfpr.asm: Likewise.
4920 * config/rs6000/crtresgpr.asm: Likewise.
4921 * config/rs6000/crtresfpr.asm: Likewise.
4922 * config/rs6000/crtsavgpr.asm: Likewise.
4923 * config/rs6000/crtsavfpr.asm: Likewise.
4925 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
4926 argument of DWARF2_FRAME_REG_OUT macros.
4928 2009-06-03 Julian Brown <julian@codesourcery.com>
4930 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
4931 words or less (including TImode) in core registers.
4933 2009-06-03 Richard Guenther <rguenther@suse.de>
4936 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
4938 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
4940 * statistics.c (statistics_counter_event): Do not record event
4941 in pass dump if its number == -1.
4942 (curr_statistics_hash): Add assert that we never get passes
4943 with static number == -1.
4945 2009-06-03 Richard Guenther <rguenther@suse.de>
4946 Andrey Belevantsev <abel@ispras.ru>
4948 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
4949 non-BLKmode arrays addressable.
4951 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
4953 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
4954 * config/m68k/m68k.h: ... here.
4955 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
4958 2009-06-03 Martin Jambor <mjambor@suse.cz>
4960 PR tree-optimization/40323
4961 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
4964 2009-06-03 Richard Guenther <rguenther@suse.de>
4966 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4969 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
4971 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4972 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
4973 JUMP_TABLE_DATA_P where applicable.
4974 * config/sh/sh.c: Ditto.
4975 * config/sh/sh.h: Ditto.
4976 * config/sh/sh.md: Ditto.
4977 * config/sh/symbian.c: Ditto.
4979 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
4981 * config/i386/driver-i386.c (describe_cache): Optimize
4982 concatenation of strings. Use snprintf instead of sprintf.
4983 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
4984 target when not compiling with GCC.
4986 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
4988 * config/sh/sh.c: Revert last change.
4989 (sh_expand_epilogue): Emit a blockage insn before the frame
4990 pointer adjustment unconditionally.
4992 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4994 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
4995 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
4996 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
4997 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
4998 to COLLECT_GCC_OPTIONS.
5000 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5002 * collect2.c (target_system_root): New variable.
5003 (main): Handle --sysroot=.
5004 (ignore_library): Strip the sysroot from the library path.
5006 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5008 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
5009 (collect2.o): Depend on collect2-aix.h.
5010 (collect2-aix.o): New rule.
5011 * collect2-aix.h: New file.
5012 * collect2-aix.c: Likewise.
5013 * collect2.c: Include collect2-aix.h. Don't undefine
5014 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
5015 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5016 Use TARGET_AIX_VERSION instead of _AIX51.
5017 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5018 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5019 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5020 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5021 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5023 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5025 * collect2.c (ignore_library): Avoid premature post-increment
5028 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5030 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
5031 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
5032 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
5033 CROSS_DIRECTORY_STRUCTURE too.
5034 (LINK_LIBG_SPEC): Likewise.
5035 (LIB_SPEC): Add %R to sysroot paths.
5036 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5037 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5038 * config/rs6000/aix51.h: As for aix43.h.
5039 * config/rs6000/aix52.h: Likewise.
5040 * config/rs6000/aix53.h: Likewise.
5041 * config/rs6000/aix61.h: Likewise.
5042 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5043 to the beginning of sysroot paths.
5045 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5047 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5048 INSN_LISTs that are out of the REG_NOTE range.
5050 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5052 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5053 (struct var_to_expand): Likewise.
5054 (struct opt_info): Add head and tail for linked lists of the above.
5055 (analyze_insn_to_expand_var): Initialize next.
5056 (analyze_iv_to_split_insn): Likewise.
5057 (analyze_insns_in_loop): Create linked lists.
5058 (allocate_basic_variable): Simplify for use without hash table.
5059 (insert_var_expansion_initialization): Likewise, make it type-safer.
5060 (combine_var_copies_in_loop_exit): Likewise.
5061 (apply_opt_in_copies): Walk lists rather than hash tables.
5062 (release_var_copies): Simplified and inlined by hand into...
5063 (free_opt_info): ... this function.
5065 2009-06-02 Richard Guenther <rguenther@suse.de>
5067 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5070 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5072 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5073 only for builtins that are not overridden.
5075 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5077 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5080 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5082 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5084 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5086 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5088 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5090 * common.opt (fdump-unnumbered-links): New.
5091 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
5092 * print-rtl.c (flag_dump_unnumbered_links): New.
5093 (print_rtx): Test it.
5095 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
5097 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
5098 push/pop multiple to 8-byte alignment.
5100 2009-06-01 Jakub Jelinek <jakub@redhat.com>
5102 * config/i386/i386.c (queued_cfa_restores): New static variable.
5103 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
5105 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
5106 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
5107 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
5108 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
5109 note unconditionally.
5110 (ix86_emit_restore_regs_using_mov): Likewise.
5111 (ix86_emit_restore_sse_regs_using_mov): Likewise.
5112 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
5113 it through to ix86_emit_restore_reg_using_pop.
5114 (ix86_emit_leave): Add RED_OFFSET argument. Call
5115 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
5116 instead of adding REG_CFA_OFFSET note unconditionally.
5117 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
5118 the above functions. Call ix86_add_queued_cfa_restore_notes when
5121 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
5122 force output of the label even for dwarf2out_do_cfi_asm.
5123 (add_fde_cfi): If -g2 and above and cfi might change CFA,
5124 force creation of CFI label and chain DW_CFA_set_loc jumping to it
5125 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
5127 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5128 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
5129 dwarf2out_cfi_label callers.
5130 * tree.h (dwarf2out_cfi_label): Adjust prototype.
5131 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
5132 Adjust dwarf2out_cfi_label callers.
5133 * config/vax/vax.c (vax_output_function_prologue): Likewise.
5135 * config/i386/i386.h (struct machine_cfa_state,
5136 struct machine_function): Guard with ifndef USED_FOR_TARGET
5137 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
5140 * emutls.c (__emutls_get_address): Change arr->size to mean number
5141 of allocated arr->data entries instead of # of slots + 1.
5144 * recog.c (peep2_reinit_state): New function.
5145 (peephole2_init_state): Use it at the end of a basic block and also
5146 when seeing a RTX_FRAME_RELATED_P insn.
5148 2009-06-01 Steve Ellcey <sje@cup.hp.com>
5150 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
5151 fixuns_truncrfdi2): New.
5152 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
5153 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
5154 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
5155 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
5156 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
5157 *recip_approx): Remove.
5158 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
5159 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
5160 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
5162 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
5165 2009-06-01 Ian Lance Taylor <iant@google.com>
5167 * attribs.c (register_attribute): Use CONST_CAST.
5168 * collect2.c (main): Use CONST_CAST2.
5169 (scan_prog_file): Likewise.
5170 * gcc.c (process_command, main): Likewise.
5171 * toplev.c (toplev_main): Likewise.
5173 * c-typeck.c (handle_warn_cast_qual): New static function,
5174 partially broken out of build_c_cast.
5175 (build_c_cast): Call handle_warn_cast_qual.
5176 * doc/invoke.texi (Warning Options): Document new effect of
5179 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
5181 * diagnostic.c (diagnostic_build_prefix): Always print columns.
5182 (diagnostic_report_current_module): Print columns.
5183 * common.opt (flag_show_column): Enable by default.
5185 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
5187 * alias.c (find_base_term): Check for NULL term before returning.
5189 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5191 Revert due to PR40320:
5192 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5193 * calls.c (emit_library_call_value_1): Don't force_operand for move
5196 2009-06-01 Olivier Hainque <hainque@adacore.com>
5197 Eric Botcazou <ebotcazou@adacore.com>
5199 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
5200 to be processed as a bitfield for constructor output purposes.
5201 * output.h (initializer_constant_valid_for_bitfield_p): Declare
5203 * varasm.c (oc_local_state): New type, output_constructor
5204 local state to support communication with helpers.
5205 (oc_outer_state): New type, output_constructor outer state of
5206 relevance in recursive calls.
5207 (output_constructor_array_range): New output_constructor helper,
5208 extracted code for an array range element.
5209 (output_constructor_regular_field): New output_constructor helper,
5210 extracted code for an element that is not a bitfield.
5211 (output_constructor_bitfield): New output_constructor helper,
5212 extracted code for a bitfield element. Accept an OUTER state
5213 argument for recursive processing. Recurse on record or array
5214 CONSTRUCTOR values, possibly past noop conversions.
5215 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
5216 VALUE is a valid constant-valued expression for use in a static
5217 bit-field initializer.
5218 (output_constructor): Rework to use helpers. Accept and honor an
5219 OUTER state argument for recursive calls. Return total size. Be
5220 prepared for nested constructors initializing bitfields.
5221 (output_constant): Feed OUTER in calls to output_constructor.
5223 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5225 * calls.c (emit_library_call_value_1): Don't force_operand for move
5228 2009-06-01 Nick Clifton <nickc@redhat.com>
5230 * doc/invoke.texi (IA-64 Options): Fix typo.
5232 2009-06-01 Ira Rosen <irar@il.ibm.com>
5234 PR tree-optimization/39129
5235 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
5237 (vect_do_peeling_for_loop_bound): Use
5238 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5239 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5240 (vect_loop_versioning): Likewise.
5241 (vect_create_cond_for_alias_checks): Fix indentation.
5242 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
5244 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
5245 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
5246 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
5247 "control flow in loop".
5248 (vect_estimate_min_profitable_iters): Use
5249 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5250 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5251 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5252 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
5253 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
5254 statement belongs to a group of strided accesses with the exact code
5256 (vectorizable_load): Likewise.
5257 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
5258 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5260 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5262 * config/freebsd-stdint.h: New file.
5263 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5264 Add freebsd-stdint.h to tm_file.
5266 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5268 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5269 (thumb2_extendhidi2): Likewise.
5271 2009-05-31 Ian Lance Taylor <iant@google.com>
5273 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5275 2009-05-31 Ian Lance Taylor <iant@google.com>
5277 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5278 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5279 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5281 2009-05-31 Jason Merrill <jason@redhat.com>
5283 * tree-pretty-print.c (print_call_name): Take the callee, not the
5284 call itself. Make non-static. Use dump_function_name for functions.
5285 (dump_generic_node): Adjust.
5286 * diagnostic.h: Declare print_call_name.
5287 * gimple-pretty-print.c (dump_gimple_call): Use it.
5289 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5291 * config/sh/sh.md (ashldi3_std): New define_expand.
5294 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5297 * config/sh/sh.c: Include debug.h.
5298 (sh_expand_epilogue): Emit a blockage insn before the frame
5299 pointer adjustment also when dwarf2out_do_frame returns true.
5301 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5303 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5304 (thumb2_extendqidi2): New pattern.
5306 2009-05-31 Ira Rosen <irar@il.ibm.com>
5308 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5309 mark phis for renaming.
5310 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5311 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5312 Call mark_sym_for_renaming.
5313 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5314 * tree-vect-loop.c (vect_transform_loop): Remove
5315 vect_memsyms_to_rename initialization and a call to
5316 mark_set_for_renaming.
5318 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5321 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5322 frame related even if !set_cfa && style < 0.
5324 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5326 * config/i386/mingw-tls.c: New file.
5327 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5328 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5329 defining _WIN32 but not __CYGWIN__.
5331 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5333 * configure.ac: Add MPC support.
5335 * config.in, configure: Regenerate.
5337 2009-05-29 Richard Henderson <rth@redhat.com>
5339 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5340 NOTE_INSN_BASIC_BLOCK.
5341 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5342 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5343 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5345 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5347 (add_cfi): Disable check redefining cfa away from drap.
5348 (lookup_cfa_1): Add remember argument; handle remember/restore.
5349 (lookup_cfa): Pass remember argument.
5350 (cfa_remember): New.
5351 (compute_barrier_args_size_1): Remove sibcall check.
5352 (dwarf2out_frame_debug_def_cfa): New.
5353 (dwarf2out_frame_debug_adjust_cfa): New.
5354 (dwarf2out_frame_debug_cfa_offset): New.
5355 (dwarf2out_frame_debug_cfa_register): New.
5356 (dwarf2out_frame_debug_cfa_restore): New.
5357 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5358 (dwarf2out_begin_epilogue): New.
5359 (dwarf2out_frame_debug_restore_state): New.
5360 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5361 DW_CFA_restore_state.
5362 (output_cfi_directive): Likewise.
5363 (convert_cfa_to_fb_loc_list): Likewise.
5364 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5365 * dwarf2out.h: Update.
5366 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5367 (copy_insn_1): Early out for null.
5368 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5369 and dwarf2out_frame_debug_restore_state.
5370 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5371 (prologue_insn_hash, epilogue_insn_hash): New.
5372 (free_after_compilation): Adjust freeing accordingly.
5373 (record_insns): Create hash table if needed; push insns into
5374 hash instead of array.
5375 (maybe_copy_epilogue_insn): New.
5376 (contains): Search hash table instead of array.
5377 (sibcall_epilogue_contains): Remove.
5378 (thread_prologue_and_epilogue_insns): Split eh_return insns
5379 and mark them as epilogues.
5380 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5381 scanning in terms of basic blocks.
5382 * insn-notes.def (CFA_RESTORE_STATE): New.
5383 * jump.c (returnjump_p_1): Accept EH_RETURN.
5384 (eh_returnjump_p_1, eh_returnjump_p): New.
5385 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5386 CFA_REGISTER, CFA_RESTORE): New.
5387 * rtl.def (EH_RETURN): New.
5388 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5390 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5391 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5393 * config/i386/i386.c (gen_push): Update cfa state.
5394 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5395 add a CFA_ADJUST_CFA note.
5396 (ix86_dwarf_handle_frame_unspec): Remove.
5397 (ix86_expand_prologue): Update cfa state.
5398 (ix86_emit_restore_reg_using_pop): New.
5399 (ix86_emit_restore_regs_using_pop): New.
5400 (ix86_emit_leave): New.
5401 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5402 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5403 * config/i386/i386.h (struct machine_cfa_state): New.
5404 (ix86_cfa_state): New.
5405 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5406 (eh_return_internal): Merge from eh_return_<mode>,
5407 use eh_return rtx, split w/ epilogue.
5409 2009-05-29 Ian Lance Taylor <iant@google.com>
5411 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5413 * calls.c (emit_library_call_value_1): Likewise.
5415 * c-typeck.c (c_build_va_arg): New function.
5416 * c-tree.h (c_build_va_arg): Declare.
5417 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5418 instead of build_va_arg.
5420 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5422 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5423 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5424 (ptr_difference_cost): Use affine combinations to compute it.
5425 (difference_cost): Likewise.
5426 (get_computation_cost_at): Compute more accurate cost for addresses
5427 if the ratio is a multiplier allowed in addresses.
5428 For non-addresses, consider that an additional offset or symbol is
5431 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5433 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5434 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5436 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5437 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5438 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5440 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5441 to 1 for TYPE_SSE{IADD1,CVT1}.
5442 (prefix_vex_imm8): Removed.
5443 (length_vex): Only pass 1 as second argument to
5444 ix86_attr_length_vex_default if prefix_extra is 0.
5445 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5446 (length): For prefix vex computation use length_immediate
5447 attribute instead of prefix_vex_imm8.
5448 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5449 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5450 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5451 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5452 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5453 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5454 a space in between the operands.
5455 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5456 if one operand is 0xff and the other one si, di, bp or sp.
5457 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5458 other one si, di, bp or sp.
5459 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5460 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5461 type and mode attributes.
5462 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5463 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5464 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5465 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5466 prefix_data16 attribute iff MODE_DF.
5467 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5468 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5469 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5470 constm128_operand in length_immediate computation.
5471 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5472 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5473 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5474 length_immediate attribute to 1.
5475 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5476 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5477 for certain alternatives.
5478 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5479 prefix_data16 attribute if MODE_V1DF.
5480 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5481 length_immediate to 1.
5482 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5483 length_address to 4, set mode attribute to MODE_DI.
5484 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5485 (fxam<mode>2_i387): Set length attribute to 4.
5486 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5487 *prefetch_3dnow_rex): Override length_address attribute.
5488 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5490 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5491 (constm128_operand): Removed.
5492 * config/i386/i386.c (memory_address_length): For
5493 disp && !index && !base in 64-bit mode account for SIB byte if
5494 print_operand_address can't optimize disp32 into disp32(%rip)
5495 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5496 for fs: or gs: segment.
5497 (ix86_attr_length_immediate_default): When checking if shortform
5498 is possible, truncate immediate to the length of the non-shortened
5500 (ix86_attr_length_address_default): Ignore MEM_P operands
5502 (ix86_attr_length_vex_default): Only check for DImode on
5503 GENERAL_REG_P operands.
5504 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5505 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5506 (sse_cvttps2pi): Clear prefix_rep attribute.
5507 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5509 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5510 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5511 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5512 iff operand 2 is const_int_operand.
5513 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5514 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5515 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5517 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5519 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5520 prefix_data16 attribute for movlpd and movhpd instructions.
5521 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5522 length_immediate for shufpd instruction.
5523 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5524 (avx_cmpp<avxmodesuffixf2c><mode>3,
5525 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5526 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5527 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5528 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5529 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5530 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5531 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5532 prefix_data16 attribute for the first alternative to 1.
5533 (*avx_loadlps): Override length_immediate for the first alternative.
5534 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5535 attributes for second alternative.
5536 (*vec_concatv2sf_sse4_1): Override length_immediate and
5537 prefix_data16 attributes for second alternative.
5538 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5539 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5540 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5541 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5542 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5543 prefix_data16 and length_immediate to 1.
5544 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5546 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5547 prefix_extra attribute for variants that don't have 0f prefix alone.
5548 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5549 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5550 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5551 *sse4_1_pextrd): Set length_immediate to 1.
5552 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5553 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5555 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5556 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5557 length_immediate to 1 for second alternative.
5558 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5559 prefix_extra and length_immediate attributes for the first
5561 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5563 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5564 to 1 for the first and third alternative.
5565 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5567 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5569 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5571 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5572 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5573 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5574 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5575 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5576 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5577 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5578 ssse3_psign<mode>3): Override prefix_rex attribute.
5579 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5580 (ssse3_palignrti): Override length_immediate to 1.
5581 (ssse3_palignrdi): Override length_immediate to 1, override
5582 prefix_rex attribute.
5583 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5584 (sse4a_extrqi): Override length_immediate to 2.
5585 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5586 (sse4a_insertq): Override prefix_data16 to 0.
5587 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5588 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5589 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5590 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5591 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5592 and length_immediate to 1.
5593 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5594 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5595 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5596 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5597 and length_immediate to 1.
5598 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5599 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5600 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5601 avx_ptest256): Override prefix_extra to 1.
5602 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5603 Override prefix_data16 and length_immediate to 1.
5604 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5605 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5606 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5607 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5608 prefix_data16 to 0 and prefix_extra to 2.
5609 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5610 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5612 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5613 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5614 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5615 and prefix_extra to 2.
5616 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5617 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5618 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5619 avx_vpermilvar<mode>3,
5620 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5621 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5622 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5623 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5624 Override prefix_extra to 1.
5625 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5626 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5627 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5628 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5629 prefix_extra and length_immediate to 1.
5630 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5632 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5633 to 1 for the first alternative.
5634 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5635 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5637 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5638 *movv2sf_internal_avx, *movv2sf_internal): Override
5639 prefix_rep attribute for certain alternatives.
5640 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5641 attributes for certain alternatives.
5642 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5643 attributes for certain alternatives.
5644 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5645 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5646 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5647 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5648 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5649 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5650 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5651 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5652 length_immediate to 1 if operand 2 is const_int_operand.
5653 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5654 *vec_extractv2si_1): Set length_immediate attribute to 1.
5655 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5656 using old 3DNOW insn rather than SSE/3DNOW_A.
5657 (mmx_emms, mmx_femms): Clear modrm attribute.
5659 2009-05-29 Martin Jambor <mjambor@suse.cz>
5661 * tree-sra.c: New implementation of SRA.
5663 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5664 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5665 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5666 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5667 (SRA_MAX_STRUCTURE_COUNT): Removed.
5668 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5669 * doc/invoke.texi (sra-max-structure-size): Removed.
5670 (sra-field-structure-ratio): Removed.
5672 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5675 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5678 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5680 PR rtl-optimization/40101
5681 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5682 seqno. Adjust comment.
5683 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5684 inserting bookkeeping before a jump, the jump is not scheduled.
5685 When no positive seqno found, provide a value. Add comment.
5687 2009-05-29 Richard Guenther <rguenther@suse.de>
5689 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5690 short-cutting on the first component.
5692 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5695 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5696 for trees other than decls/types.
5698 2009-05-29 Richard Guenther <rguenther@suse.de>
5700 * tree-ssa-operands.c (get_expr_operands): Do not handle
5701 INDIRECT_REFs in the handled-component case. Remove
5702 unused get_ref_base_and_extent case.
5703 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5704 tree_low_cst and host_integerp where possible.
5705 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5706 codes for equivalence.
5707 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5709 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5711 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5712 to tmake_file for i[34567]86-*-cygwin*.
5714 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5717 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5718 (altivec_categorize_keyword, init_vector_keywords,
5719 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5722 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5724 * tree.c (handle_dll_attribute): Check if node is
5725 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5727 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5729 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5731 (thumb2_zero_extendqidi2): Likewise.
5733 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5735 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5736 instead of gen_movrt.
5737 * config/sh/sh.md (movrt): Remove.
5739 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5741 * doc/invoke.texi (IA-64 Options):
5742 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5743 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5744 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5745 -msched-prefer-non-control-spec-insns,
5746 -msched-stop-bits-after-every-cycle,
5747 -msched-count-spec-in-critical-path,
5748 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5749 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5750 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5751 and -msched-spec-verbose.
5753 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5755 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5756 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5758 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5760 2009-05-28 Richard Guenther <rguenther@suse.de>
5762 * tree-ssa-alias.c (ao_ref_init): New function.
5763 (ao_ref_base): Likewise.
5764 (ao_ref_base_alias_set): Likewise.
5765 (ao_ref_alias_set): Likewise.
5766 (refs_may_alias_p_1): Change signature.
5767 (refs_may_alias_p): Adjust.
5768 (refs_anti_dependent_p): Likewise.
5769 (refs_output_dependent_p): Likewise.
5770 (call_may_clobber_ref_p_1): Change signature.
5771 (call_may_clobber_ref_p): Adjust.
5772 (stmt_may_clobber_ref_p_1): New function split out from ...
5773 (stmt_may_clobber_ref_p): ... here.
5774 (maybe_skip_until): Adjust signature.
5775 (get_continuation_for_phi): Likewise.
5776 (walk_non_aliased_vuses): Likewise.
5777 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5778 (ao_ref_init): Declare.
5779 (ao_ref_base): Likewise.
5780 (ao_ref_alias_set): Likewise.
5781 (stmt_may_clobber_ref_p_1): Likewise.
5782 (walk_non_aliased_vuses): Adjust.
5783 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5784 (get_ref_from_reference_ops): remove.
5785 (vn_reference_lookup_2): Adjust signature.
5786 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5787 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5788 (vn_reference_lookup): Adjust.
5789 (vn_reference_insert): Likewise.
5790 (vn_reference_insert_pieces): Adjust signature.
5791 (visit_reference_op_call): Adjust.
5792 * tree-ssa-pre.c (get_expr_type): Simplify.
5793 (phi_translate_1): Adjust.
5794 (compute_avail): Likewise.
5795 (translate_vuse_through_block): Do not re-build trees.
5796 (value_dies_in_block_x): Likewise.
5797 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5799 (vn_reference_lookup_pieces): Adjust declaration.
5800 (vn_reference_insert_pieces): Likewise.
5802 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5804 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5805 with checking disabled.
5807 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5811 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5812 macro definition for support of three-operand format aligned
5813 .comm directive in assembler on cygwin/pe/mingw target OS.
5814 * configure: Regenerate.
5815 * config.h: Regenerate.
5817 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5818 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5819 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5821 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5822 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5824 2009-05-28 Ira Rosen <irar@il.ibm.com>
5826 PR tree-optimization/40254
5827 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5828 in analysis of basic blocks.
5830 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5833 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5834 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5835 (TARGET_INITIALIZER): Use it.
5836 * cse.c (CHEAPER): Move it up to the other macros.
5837 (insert): Rename this ...
5838 (insert_with_costs): ... to this. Add cost parameters. Update
5840 (insert): New function. Call insert_with_costs.
5841 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5842 find_reg_offset_for_const, try_const_anchors): New functions.
5843 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5844 when using a const-anchor. Call insert_const_anchors.
5845 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5846 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5848 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5850 * tree-inline.c (remap_decls): Enable nonlocalized variables
5851 when not optimizing.
5853 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5855 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5856 Simplify other tests involving optimize.
5858 2009-05-27 Tom Tromey <tromey@redhat.com>
5860 * unwind-dw2.c (_Unwind_DebugHook): New function.
5861 (uw_install_context): Call _Unwind_DebugHook.
5863 2009-05-27 Tom Tromey <tromey@redhat.com>
5865 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5867 2009-05-27 Ian Lance Taylor <iant@google.com>
5869 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5870 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5871 (ALL_LINKERFLAGS): Define.
5872 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5873 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5874 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5875 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5876 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5877 $(LINKER_FOR_BUILD).
5878 (build/gcov-iov$(build_exeext)): Likewise.
5880 2009-05-27 Julian Brown <julian@codesourcery.com>
5882 * gcse.c (target.h): Include.
5883 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5884 copy of argument to a pseudo register.
5886 2009-05-27 Diego Novillo <dnovillo@google.com>
5888 * tree-ssa-live.c (dump_scope_block): Document arguments.
5889 (dump_scope_blocks): Document.
5890 (debug_scope_blocks): New.
5891 * tree-flow.h (debug_scope_blocks): Declare.
5893 2009-05-21 Denis Chertykov <denisc@overta.ru>
5895 * doc/contrib.texi (Contributors): Add myself to the list.
5897 2009-05-27 Olivier Hainque <hainque@adacore.com>
5899 * expr.c (target_align): New function. Alignment the TARGET of an
5900 assignment may be assume to have.
5901 (highest_pow2_factor_for_target): Use it instead of relying on
5902 immediate tree attributes of TARGET, not necessarily honored when
5903 intermediate bitfields are involved.
5905 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5908 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5909 AVX, SSE4, AES, PCLMUL and POPCNT.
5911 2009-05-27 Diego Novillo <dnovillo@google.com>
5913 * tree-pretty-print.c (dump_location): New.
5914 (dump_generic_node): Call it.
5915 Factor code to handle BLOCK nodes ...
5916 (dump_block_node): ... here.
5918 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
5920 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
5922 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
5924 * gcc-plugin.h: Include config.h and system.h.
5925 (IN_GCC): Define if not defined.
5927 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
5930 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
5933 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
5935 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
5937 * config/m32r/m32r.h: Ditto.
5938 * config/m32r/m32r.md: Ditto.
5939 * config/m32r/predicates.md: Ditto.
5941 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
5943 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
5945 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
5948 (Loading plugins): typo.
5949 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
5950 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5951 (Interacting with the GCC Garbage Collector): Added new section.
5952 (Giving information about a plugin): Added new section for
5954 * ggc.h (ggc_register_root_tab): Added declaration.
5955 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
5956 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
5957 (register_callback): Improved comment in declaration.
5958 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
5959 (extra_root_vec) Added static variable for dynamic roots registration.
5960 (ggc_register_root_tab) Added new routine.
5961 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
5962 PLUGIN_GGC_MARKING event.
5963 * ggc-zone.c: Include plugin.h.
5964 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5965 * ggc-page.c: Include plugin.h.
5966 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5967 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
5968 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
5969 (register_callback): check lack of callbacks for
5970 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
5971 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
5972 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
5973 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5974 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
5975 dependency on plugin.h.
5976 (plugin.o): Added dependency on ggc.h...
5978 2009-05-26 Richard Guenther <rguenther@suse.de>
5982 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5983 with mismatched comparison modes.
5985 * expr.c (expand_expr_real_1): Expand the operand of a
5986 VIEW_CONVERT_EXPR in its natural mode.
5988 2009-05-26 Ian Lance Taylor <iant@google.com>
5990 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
5991 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
5992 (ALL_COMPILERFLAGS): Define.
5993 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
5994 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5995 (collect2$(exeext), collect2.o): Likewise.
5996 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
5997 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
5998 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
5999 (libbackend.o, intl.o, cppdefault.o): Likewise.
6000 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6001 (build/%.o): Use $(COMPILER_FOR_BUILD).
6002 (build/gen%$(build_exeext)): Likewise.
6003 (build/gcov-iov$(build_exeext)): LIkewise.
6004 * config/t-darwin (darwin.o): Use $(COMPILER).
6005 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
6006 * config/t-sol2 (sol2-c.o): Likewise.
6008 * config/t-vxworks (vxworks.o): Likewise.
6009 * config/x-darwin (host-darwin.o): Likewise.
6010 * config/x-hpux (host-hpux.o): Likewise.
6011 * config/x-linux (host-linux.o): Likewise.
6012 * config/x-solaris (host-solaris.o): Likewise.
6013 * config/alpha/x-alpha (driver-alpha.o): Likewise.
6014 * config/arm/t-arm (arm-c.o): Likewise.
6015 * config/arm/t-pe (pe.o): Likewise.
6016 * config/arm/t-wince-pe (pe.o): Likewise.
6017 * config/i386/t-cygming (winnt.o): Likewise.
6018 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6019 * config/i386/t-cygwin (cygwin1.o): Likewise.
6020 (cygwin2.o): Likewise.
6021 * config/i386/t-i386 (i386-c.o): Likewise.
6022 * config/i386/t-interix (winnt.o): Likewise.
6023 * config/i386/t-netware (netware.o): Likewise.
6024 * config/i386/t-nwld (nwld.o): Likewise.
6025 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
6026 * config/i386/x-i386 (driver-i386.o): Likewise.
6027 * config/i386/x-cygwin (host-cygwin.o): Likewise.
6028 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
6029 * config/ia64/t-ia64 (ia64-c.o): Likewise.
6030 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
6031 * config/mips/x-native (driver-native.o): Likewise.
6032 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
6033 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
6034 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6035 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6036 * config/score/t-score-elf (score7.o): Likewise.
6037 (score3.o): Likewise.
6038 * config/sh/t-sh (sh-c.o): Likewise.
6039 * config/sh/t-symbian (sh-c.o): Likewise.
6040 (symbian.o): Likewise.
6041 * config/spu/t-spu-elf (spu-c.o): Likewise.
6042 * config/v850/t-v850 (v850-c.o): Likewise.
6043 * config/v850/t-v850e (v850-c.o): Likewise.
6045 2009-05-26 Richard Guenther <rguenther@suse.de>
6047 PR tree-optimization/40122
6048 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6049 VECTOR_CSTs if possible.
6050 (fold_gimple_assign): Likewise.
6052 2009-05-26 Richard Guenther <rguenther@suse.de>
6055 * fold-const.c (fold_binary): Use the correct types for building
6058 2009-05-26 Richard Guenther <rguenther@suse.de>
6060 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6061 redundant calls to merge_alias_info.
6062 (bump_vector_ptr): Likewise.
6063 * tree-ssa-copy.c (merge_alias_info): Remove.
6064 (replace_exp_1): Remove call to merge_alias_info.
6065 (propagate_tree_value): Likewise.
6066 (fini_copy_prop): Propagate points-to info.
6067 * tree-flow.h (merge_alias_info): Remove.
6069 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6071 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6073 2009-05-25 Jan Hubicka <jh@suse.cz>
6075 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6076 * cgraph.h (struct inline_summary): New filed self_wize,
6077 size_inlining_benefit, self_time and time_inlining_benefit.
6078 (struct cgraph_global_info): Replace insns by time ans size fields.
6079 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6080 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6081 (ipcp_update_callgraph): Do not touch function bodies.
6082 * ipa-inline.c: Include except.h
6083 (MAX_TIME): New constant.
6084 (overall_insns): Remove.
6086 (overall_size, max_benefit): New static variables.
6087 (cgraph_estimate_time_after_inlining): New function.
6088 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6089 (cgraph_clone_inlined_nodes): Update size.
6090 (cgraph_mark_inline_edge): Update size.
6091 (cgraph_estimate_growth): Use size info.
6092 (cgraph_check_inline_limits): Check size.
6093 (cgraph_default_inline_p): Likewise.
6094 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6095 (cgraph_decide_recursive_inlining): Check size.
6096 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6098 (cgraph_decide_inlining): Likewise.
6099 (cgraph_decide_inlining_incrementally): Likewise; honor
6100 PARAM_EARLY_INLINING_INSNS.
6101 (likely_eliminated_by_inlining_p): New predicate.
6102 (estimate_function_body_sizes): New function.
6103 (compute_inline_parameters): Use it.
6104 * except.c (must_not_throw_labels): New function.
6105 * except.h (must_not_throw_labels): Declare.
6106 * tree-inline.c (init_inline_once): Kill inlining_weigths
6107 * tree-ssa-structalias.c: Avoid uninitialized warning.
6108 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6109 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6110 (PARAM_INLINE_CALL_COST): Remove.
6111 (PARAM_EARLY_INLINING_INSNS): New.
6113 2009-05-25 Richard Guenther <rguenther@suse.de>
6115 PR tree-optimization/36327
6116 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
6117 callback for reference translation or lookup at the point of may-defs.
6118 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
6119 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
6120 for union COMPONENT_REFs.
6121 (vn_reference_lookup_3): New callback. Lookup from memset
6122 and CONSTRUCTOR assignment, translate through struct copies.
6123 (vn_reference_lookup_pieces): Make sure to not free the
6124 passed operands array. Adjust walk_non_aliased_vuses call.
6125 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
6126 make sure we do not leak memory.
6128 2009-05-25 Richard Guenther <rguenther@suse.de>
6130 * tree-ssa-alias.h (dump_points_to_solution): Declare.
6131 * tree-inline.c (expand_call_inline): Reset the escaped and
6133 * tree-ssa-structalias.c (pass_build_ealias): New.
6134 * tree-pass.h (pass_build_ealias): Declare.
6135 * passes.c (init_optimization_passes): Add PTA during
6136 early optimizations.
6137 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
6138 and CALLUSED solutions.
6139 (dump_points_to_solution): New function, split out from ...
6140 (dump_points_to_info_for): ... here.
6141 * tree-parloops.c (parallelize_loops): Reset the escaped and
6144 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6147 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
6148 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
6150 2009-05-25 Ira Rosen <irar@il.ibm.com>
6152 PR tree-optimization/40238
6153 * tree-vect-stmts.c (vect_init_vector): Insert initialization
6154 statements after basic block's labels.
6155 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
6156 to free the allocated memory.
6158 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
6160 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
6161 return address with a USE.
6163 2009-05-24 Richard Guenther <rguenther@suse.de>
6166 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
6167 array type from the main variant of the inner type.
6169 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6171 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
6172 definition to bool (from int) to un-break build.
6173 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
6175 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
6177 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
6178 discard_stmt_changes): Delete.
6179 * tree-ssa-operands.c (scb_stack): Delete.
6180 (init_ssa_operands): Do not initialize it.
6181 (fini_ssa_operands): Do not free it.
6182 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
6184 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
6185 update_stmt, remove the others. Fix comments.
6186 * tree-dfa.c (optimize_stack_restore): Likewise.
6187 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
6188 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
6189 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6190 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
6192 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
6193 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6194 (dom_opt_finalize_block): Likewise, adjusting access to
6196 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
6197 (stmts_to_rescan): Change item type to gimple.
6198 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
6200 2009-05-24 Ira Rosen <irar@il.ibm.com>
6202 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
6203 * tree-pass.h (pass_slp_vectorize): New pass.
6204 * params.h (SLP_MAX_INSNS_IN_BB): Define.
6205 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
6206 * tree-vectorizer.c (timevar.h): Include.
6207 (user_vect_verbosity_level): Declare.
6208 (vect_location): Fix comment.
6209 (vect_set_verbosity_level): Update user_vect_verbosity_level
6210 instead of vect_verbosity_level.
6211 (vect_set_dump_settings): Add an argument. Ignore user defined
6212 verbosity if dump flags require higher level of verbosity. Print to
6213 stderr only for loop vectorization.
6214 (vectorize_loops): Update call to vect_set_dump_settings.
6215 (execute_vect_slp): New function.
6216 (gate_vect_slp): Likewise.
6217 (struct gimple_opt_pass pass_slp_vectorize): New.
6218 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
6220 (vec_info_for_bb): New function.
6221 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
6222 (VECTORIZATION_ENABLED): New macro.
6223 (SLP_ENABLED, SLP_DISABLED): Likewise.
6224 (vect_is_simple_use): Add bb_vec_info argument.
6225 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
6226 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
6227 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
6228 vect_schedule_slp, vect_analyze_slp): Likewise.
6229 (vect_analyze_stmt): Add slp_tree argument.
6230 (find_bb_location): Declare.
6231 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6232 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
6233 (vect_analyze_loop_operations, vect_analyze_loop,
6234 get_initial_def_for_induction, vect_create_epilog_for_reduction,
6235 vect_finalize_reduction, vectorizable_reduction,
6236 vectorizable_live_operation, vect_transform_loop): Likewise.
6237 * tree-data-ref.c (dr_analyze_innermost): Update comment,
6238 skip evolution analysis if analyzing a basic block.
6239 (dr_analyze_indices): Likewise.
6240 (initialize_data_dependence_relation): Skip the test whether the
6241 object is invariant for basic blocks.
6242 (compute_all_dependences): Skip dependence analysis for data
6243 references in basic blocks.
6244 (find_data_references_in_stmt): Don't fail in case of invariant
6245 access in basic block.
6246 (find_data_references_in_bb): New function.
6247 (find_data_references_in_loop): Move code to
6248 find_data_references_in_bb and add a call to it.
6249 (compute_data_dependences_for_bb): New function.
6250 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
6251 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
6253 (vect_analyze_data_ref_dependence): Check for interleaving in case of
6254 unknown dependence in basic block and fail in case of dependence in
6256 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
6257 dependence instances from either loop or basic block vectorization
6259 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6260 before calling nested_in_vect_loop_p.
6261 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6262 dependence instances from either loop or basic block vectorization
6264 (vect_verify_datarefs_alignment): Likewise.
6265 (vect_enhance_data_refs_alignment): Adjust function calls.
6266 (vect_analyze_data_refs_alignment): Likewise.
6267 (vect_analyze_group_access): Fix printing. Skip different checks if
6268 DR_STEP is 0. Keep strided stores either in loop or basic block
6269 vectorization data structure. Fix indentation.
6270 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6272 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6273 dependence instances from either loop or basic block vectorization
6275 (vect_analyze_data_refs): Update comment. Call
6276 compute_data_dependences_for_bb to analyze basic blocks.
6277 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6278 case of loop vectorization. In case of basic block vectorization use
6279 data-ref itself as a base.
6280 (vect_create_data_ref_ptr): In case of basic block vectorization:
6281 don't advance the pointer, add new statements before the current
6282 statement. Adjust function calls.
6283 (vect_supportable_dr_alignment): Support only aligned accesses in
6284 basic block vectorization.
6285 * common.opt (ftree-slp-vectorize): New flag.
6286 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6287 (vect_pattern_recog_1): Likewise.
6288 * tree-vect-stmts.c (process_use): Likewise.
6289 (vect_init_vector): Add new statements in the beginning of the basic
6290 block in case of basic block SLP.
6291 (vect_get_vec_def_for_operand): Adjust function calls.
6292 (vect_finish_stmt_generation): Likewise.
6293 (vectorizable_call): Add assert that it is loop vectorization, adjust
6295 (vectorizable_conversion, vectorizable_assignment): Likewise.
6296 (vectorizable_operation): In case of basic block SLP, take
6297 vectorization factor from statement's type and skip the relevance
6298 check. Adjust function calls.
6299 (vectorizable_type_demotion): Add assert that it is loop
6300 vectorization, adjust function calls.
6301 (vectorizable_type_promotion): Likewise.
6302 (vectorizable_store): Check for outer loop only in case of loop
6303 vectorization. Adjust function calls. For basic blocks, skip the
6304 relevance check and don't advance pointers.
6305 (vectorizable_load): Likewise.
6306 (vectorizable_condition): Add assert that it is loop vectorization,
6307 adjust function calls.
6308 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6309 that it is not reduction, get vector type, call only supported
6310 functions, skip loop specific parts.
6311 (vect_transform_stmt): Check for outer loop only in case of loop
6313 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6314 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6315 for external definition.
6316 * passes.c (pass_slp_vectorize): New pass.
6317 * tree-vect-slp.c (find_bb_location): New function.
6318 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6319 check for patterns only in loops.
6320 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6321 case of multiple types in basic block SLP.
6322 (vect_mark_slp_stmts_relevant): New function.
6323 (vect_supported_load_permutation_p): Fix comment.
6324 (vect_analyze_slp_instance): Add argument. In case of basic block
6325 SLP, take vectorization factor from statement's type, check that
6326 unrolling factor is 1. Adjust function call. Save SLP instance in
6327 either loop or basic block vectorization structure. Return FALSE,
6329 (vect_analyze_slp): Add argument. Get strided stores groups from
6330 either loop or basic block vectorization structure. Return FALSE
6331 if basic block SLP failed.
6332 (new_bb_vec_info): New function.
6333 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6334 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6335 (vect_schedule_slp): Add argument. Get SLP instances from either
6336 loop or basic block vectorization structure. Set vectorization factor
6337 to be 1 for basic block SLP.
6338 (vect_slp_transform_bb): New function.
6339 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6341 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6343 * final.c (shorten_branches): Do not align labels for jump tables.
6344 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6346 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6348 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6349 Remove outdated reference to flow.c and fix nits.
6350 * doc/gccint.texi: Tweak RTL description.
6351 * doc/rtl.texi: Likewise.
6353 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6355 * config/avr/avr.c: Change my email address.
6356 * config/avr/avr.h: Likewise.
6357 * config/avr/avr.md: Likewise.
6358 * config/avr/avr-protos.h: Likewise.
6359 * config/avr/libgcc.S: Likewise.
6361 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6363 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6364 (spu_split_load, spu_split_store): Change return type to int.
6365 (spu_split_convert): Declare.
6366 * config/spu/predicates.md (spu_mem_operand): Remove.
6367 (spu_mov_operand): Update.
6368 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6369 * config/spu/spu.c (regno_aligned_for_load): Remove.
6370 (reg_aligned_for_addr, spu_expand_load): Define.
6371 (spu_expand_extv): Reimplement and handle MEM.
6372 (spu_expand_insv): Handle MEM.
6373 (spu_sched_reorder): Handle insn's with length 0.
6374 (spu_legitimate_address_p): Reimplement.
6375 (store_with_one_insn_p): Return TRUE for any mode with size
6376 larger than 16 bytes.
6377 (address_needs_split): Define.
6378 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6380 (spu_convert_move): Define.
6381 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6382 (spu_split_store): Change all MEM's to TImode.
6383 (spu_init_expanders): Preallocate registers that correspond to
6384 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6386 (spu_split_convert): Define.
6387 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6388 (_move<mode>, _movdi, _movti): Update predicate and condition.
6389 (load, store): Change to define_split.
6390 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6392 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6393 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6394 define_insn_and_split of lshr<mode>3.
6395 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6396 (<v>ashr<mode>3_imm): Define.
6397 (extv, extzv, insv): Allow MEM operands.
6398 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6399 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6400 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6401 (_spu_convert2): Change to define_insn_and_split and remove the
6402 corresponding define_peephole2.
6403 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6404 Change predicates to memory_operand.
6406 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6408 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6410 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6412 PR tree-optimization/40219
6413 * tree.c (iterative_hash_expr): Make sure the builtin function is
6414 a normal builtin function and not a front end or back end builtin
6415 before indexing into the built_in_decls array.
6417 2009-05-22 Richard Guenther <rguenther@suse.de>
6420 * alias.c (write_dependence_p): Do not use TBAA for answering
6421 anti-dependence or output-dependence.
6422 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6423 (emit_pointer_definition): Remove.
6424 (emit_alias_warning): Likewise.
6425 (find_what_var_points_to): Remove TBAA pruning code.
6426 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6428 (compute_points_to_sets): Remove code computing the set of
6429 dereferenced pointers.
6430 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6431 oracle for querying anti and output dependencies.
6432 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6433 if TBAA may be applied.
6434 (refs_anti_dependent_p): New function.
6435 (refs_output_dependent_p): Likewise.
6436 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6437 (refs_output_dependent_p): Likewise.
6438 * doc/tree-ssa.texi (Memory model): New section.
6439 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6440 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6441 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6442 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6443 * expr.c (expand_expr_real_1): Likewise.
6444 * gimple-low.c (lower_stmt): Likewise.
6445 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6446 (dump_gimple_cdt): Remove.
6447 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6448 (gimple_size): Likewise.
6449 (walk_gimple_op): Likewise.
6450 (is_gimple_stmt): Likewise.
6451 (walk_stmt_load_store_addr_ops): Likewise.
6452 (gimple_build_cdt): Remove.
6453 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6454 * gimple.h (gimple_cdt_new_type): Remove.
6455 (gimple_cdt_new_type_ptr): Likewise.
6456 (gimple_cdt_set_new_type): Likewise.
6457 (gimple_cdt_location): Likewise.
6458 (gimple_cdt_location_ptr): Likewise.
6459 (gimple_cdt_set_location): Likewise.
6460 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6461 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6462 GIMPLE_CHANGE_DYNAMIC_TYPE.
6463 (verify_types_in_gimple_stmt): Likewise.
6464 * tree-inline.c (estimate_num_insns): Likewise.
6465 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6466 (copy_decl_to_var): Likewise.
6467 (copy_result_decl_to_var): Likewise.
6468 * tree-pretty-print.c (dump_generic_node): Do not handle
6469 CHANGE_DYNAMIC_TYPE_EXPR.
6470 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6471 * tree-ssa-operands.c (get_expr_operands): Likewise.
6472 * tree-ssa-structalias.c (struct variable_info): Remove
6473 no_tbaa_pruning member.
6474 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6475 (unify_nodes): Do not copy it.
6476 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6477 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6478 (set_uids_in_ptset): Do not check it.
6479 (find_what_var_points_to): Likewise.
6480 (compute_tbaa_pruning): Remove.
6481 (compute_points_to_sets): Do not call it.
6482 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6483 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6484 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6485 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6486 (DECL_NO_TBAA_P): Likewise.
6487 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6488 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6489 (expand_omp_atomic_pipeline): Do not set it.
6490 * print-tree.c (print_node): Do not dump it.
6491 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6494 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6497 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6500 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6502 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6505 2009-05-22 Ben Elliston <bje@au.ibm.com>
6507 * Makefile.in (bversion.h, s-bversion): New targets.
6508 (TOPLEV_H): Add bversion.h.
6509 * toplev.h: Include "bversion.h".
6510 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6511 the __format__ attribute only if compiling with the same version
6512 of GCC as the sources (the "build version").
6514 2009-05-22 Ben Elliston <bje@au.ibm.com>
6516 * c-format.c (handle_format_attribute): Fix comment typo.
6518 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6521 * config/ia64/ia64.opt (mfused-madd): New.
6522 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6523 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6524 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6525 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6526 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6527 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6528 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6529 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6530 instruction if !TARGET_FUSED_MADD.
6531 (fpma, fpms): Remove colon from name.
6533 2009-05-22 Richard Guenther <rguenther@suse.de>
6535 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6536 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6537 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6539 (create_expression_by_pieces): Only convert if necessary.
6540 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6541 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6543 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6545 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6546 regular pattern from a template and rename it ...
6547 (*extzv_truncsi_exts): ... to this.
6549 2009-05-21 Richard Guenther <rguenther@suse.de>
6551 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6552 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6553 (cgraph_default_inline_p): Likewise.
6554 (cgraph_decide_inlining_incrementally): Likewise.
6556 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6557 Uros Bizjak <ubizjak@gmail.com>
6559 * config/i386/cpuid.h (bit_MOVBE): New.
6561 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6563 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6564 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6565 (ix86_handle_option): Handle OPT_mmovbe.
6566 (ix86_target_string): Add -mmovbe.
6567 (pta_flags): Add PTA_MOVBE.
6568 (processor_alias_table): Add PTA_MOVBE to "atom".
6569 (override_options): Handle PTA_MOVBE.
6571 * config/i386/i386.h (TARGET_MOVBE): New.
6573 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6574 (*bswapsi_movbe): New.
6575 (*bswapdi_movbe): Likewise.
6576 (bswapdi2): Renamed to ...
6578 (bswapdi2): New expander.
6580 * config/i386/i386.opt (mmovbe): New.
6582 * doc/invoke.texi: Document -mmovbe.
6584 2009-05-21 Taras Glek <tglek@mozilla.com>
6586 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6587 * gcc-plugin.h (plugin_init): Updated signature.
6588 * gcc-plugin.h (plugin_name_args): Moved to this header.
6589 * doc/plugins.texi (plugin_init): Updated documention to reflect
6591 * doc/plugins.texi (plugin_name_args): Added to documention.
6593 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6595 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6596 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6598 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6600 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6601 JUMP_TABLE_DATA_P predicates where applicable.
6602 * config/i386/predicates.md: Ditto.
6603 * config/i386/sse.md: Ditto.
6605 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6607 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6608 operand2 -128 override length_immediate attribute to 1.
6609 * config/i386/predicates.md (constm128_operand): New predicate.
6611 * config/i386/i386.c (memory_address_length): Handle %r12
6612 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6614 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6615 mode look through optional ZERO_EXTEND and SUBREG.
6616 * config/i386/i386.md (R12_REG): New define_constant.
6617 (prefix_data16): For sse unit set also for MODE_TI insns.
6618 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6619 insns set if operand 1 is ext_QIreg_operand.
6620 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6621 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6623 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6624 mode from MODE_DI to MODE_SI.
6625 (movdi_1_rex64): Override modrm and length_immediate attributes
6626 only for movabs (TYPE_IMOV, alternative 2).
6627 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6628 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6629 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6630 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6631 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6632 prefix_rex attribute if DImode.
6633 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6634 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6635 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6636 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6637 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6638 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6639 Likewise. For TYPE_IMOV clear length_immediate attribute.
6640 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6641 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6642 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6643 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6644 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6645 or one operand TYPE_ISHIFT.
6646 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6647 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6648 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6649 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6650 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6651 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6652 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6653 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6654 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6655 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6656 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6657 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6658 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6659 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6660 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6661 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6662 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6663 set mode attribute, don't override length attribute.
6664 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6666 (return_internal_long): Set length attribute to 2 instead of 1.
6667 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6668 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6669 prefix_rex attribute.
6670 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6672 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6674 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6676 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6678 2009-05-20 Ian Lance Taylor <iant@google.com>
6680 * tree.c (build_tree_list_vec_stat): New function.
6681 (ctor_to_vec): New function.
6682 (build_nt_call_vec): New function.
6683 (build_call_array): Change args to be a const pointer.
6684 (build_call_vec): New function.
6685 * tree.h (build_nt_call_vec): Declare.
6686 (build_tree_list_vec_stat): Declare.
6687 (build_tree_list_vec): Define.
6688 (build_call_array): Update declaration.
6689 (build_call_vec): Declare.
6690 (ctor_to_vec): Declare.
6691 * c-common.c (tree_vector_cache): New static variable.
6692 (make_tree_vector): New function.
6693 (release_tree_vector): New function.
6694 (make_tree_vector_single): New function.
6695 (make_tree_vector_copy): New function.
6696 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6697 (make_tree_vector_single, make_tree_vector_copy): Declare.
6698 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6699 (c_parser_expr_list): Don't manage cache here, instead call
6701 (c_parser_release_expr_list): Remove static function.
6702 (c_parser_vec_to_tree_list): Remove static function.
6703 (c_parser_attributes): Call build_tree_list_vec instead of
6704 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6705 c_parser_release_expr_list.
6706 (c_parser_postfix_expression_after_primary): Likewise.
6707 (c_parser_objc_keywordexpr): Likewise.
6709 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6711 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6712 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6713 TARGET_CONVERT_TO_TYPE.
6714 * hooks.c (hook_tree_const_tree_null): Define.
6715 * hooks.h (hook_tree_const_tree_null): Declare.
6716 * target.h (struct gcc_target): Add invalid_parameter_type,
6717 invalid_return_type, promoted_type, and convert_to_type fields.
6718 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6719 (TARGET_INVALID_RETURN_TYPE): Define.
6720 (TARGET_PROMOTED_TYPE): Define.
6721 (TARGET_CONVERT_TO_TYPE): Define.
6722 (TARGET_INITIALIZER): Update for new fields.
6723 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6724 (grokparms): Check targetm.invalid_parameter_type.
6725 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6726 * c-convert.c (convert): Check targetm.convert_to_type.
6728 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6730 * config/mips/mips.md (*extenddi_truncate<mode>,
6731 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6733 (*extendhi_truncateqi): New define_insn_and_sptit.
6735 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6738 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6739 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6741 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6743 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6744 the operand of VIEW_CONVERT_EXPR.
6746 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6748 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6749 extended family and model for Intel processors. Support Intel Atom.
6751 2009-05-20 Olivier Hainque <hainque@adacore.com>
6753 * gstab.h (stab_code_type): Define, to be used instead of the
6754 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6756 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6757 occurrences by stab_code_type.
6758 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6760 2009-05-20 Martin Jambor <mjambor@suse.cz>
6762 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6763 (sra_insert_before): Likewise.
6764 (sra_insert_after): Likewise.
6765 (sra_init_cache): Likewise.
6766 (sra_type_can_be_decomposed_p): Likewise.
6767 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6768 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6769 (sra_insert_before): Likewise.
6770 (sra_insert_after): Likewise.
6771 (sra_init_cache): Likewise.
6772 (insert_edge_copies_seq): Made static and moved upwards.
6774 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6777 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6779 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6780 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6783 2009-05-20 Richard Guenther <rguenther@suse.de>
6785 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6786 with mismatched comparison modes.
6788 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6790 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6791 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6792 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6793 with shifts for Thumb2.
6794 (orsi_notsi): New for orn.
6795 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6796 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6797 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6798 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6799 Don't invert remainder for IOR.
6801 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6803 PR tree-optimization/40087
6804 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6805 number_of_iterations_ne): Rename never_infinite argument.
6806 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6807 number_of_iterations_le): Handle pointer-type ivs when
6808 exit_must_be_taken is false.
6809 (number_of_iterations_cond): Do not always assume that
6810 exit_must_be_taken if the control variable is a pointer.
6812 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6814 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6815 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6817 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6819 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6820 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6822 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6825 * c.opt (Wlogical-op): Disabled by default.
6826 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6828 * doc/invoke.texi (Wlogical-op): Likewise.
6830 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6832 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6834 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6835 Propagate the type of the first operand.
6836 <ASSERT_EXPR>: Simplify.
6837 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6838 Rewrite using the RHS code as discriminant.
6839 <NOP_EXPR>: Turn into CASE_CONVERT.
6840 <PLUS_EXPR>: Propagate the type of the first operand.
6842 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6844 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6845 (ia64_dconst_0_375): New.
6846 * config/ia64/ia64.c (ia64_override_options): Remove
6847 -minline-sqrt-min-latency warning.
6848 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6849 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6850 * config/ia64/ia64.md (*sqrt_approx): Remove.
6851 (sqrtsf2): Remove #if 0.
6852 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6853 (sqrtdf): Remove assert.
6854 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6855 (sqrtxf2): Remove #if 0.
6856 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6857 * div.md (sqrt_approx_rf): New.
6858 (sqrtsf2_internal_thr): New implementation.
6859 (sqrtsf2_internal_lat): New.
6860 (sqrtdf2_internal_thr: New implementation.
6861 (sqrtxf2_internal): New implementation.
6863 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6864 Hans-Peter Nilsson <hp@axis.com>
6866 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6867 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6868 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6869 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6870 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6871 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6872 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6873 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6874 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6875 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6876 * c-common.c: ...from here.
6878 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6880 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6882 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6884 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6886 2009-05-19 Ben Elliston <bje@au.ibm.com>
6888 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6889 assignments with memcpy calls.
6890 (add_fdes): Likewise.
6891 (binary_search_unencoded_fdes): Likewise.
6892 (linear_search_fdes): Eliminate type puns.
6894 2009-05-19 Richard Guenther <rguenther@suse.de>
6896 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6897 not falsely claim to have propagated into all uses.
6899 2009-05-19 Ben Elliston <bje@au.ibm.com>
6901 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6904 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6906 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6907 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6908 (TARGET_LEGITIMATE_ADDRESS_P): New.
6909 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6910 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6912 2009-05-18 Dodji Seketeli <dodji@redhat.com>
6915 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
6916 child of the containing namespace's DIE.
6918 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
6920 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
6921 *zero_extendhi_truncqi): Move after the zero_extend patterns.
6922 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
6925 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
6928 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
6929 gen_align with gen_pad.
6930 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
6931 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
6933 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
6934 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
6936 * config/i386/i386.md (align): Renamed to ...
6937 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
6938 ASM_OUTPUT_MAX_SKIP_PAD.
6940 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
6942 * config.gcc: Fix variable syntax.
6945 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
6946 before calling exact_log2.
6947 (output_iorsi3): Likewise.
6948 (output_xorsi3): Likewise.
6950 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6952 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
6953 for the none zero constant operand except for EQ and NE
6954 comprisons even when the first operand is R0.
6956 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
6958 * config/s390/2064.md: Remove trailing whitespaces.
6959 * config/s390/2084.md: Likewise.
6960 * config/s390/constraints.md: Likewise.
6961 * config/s390/fixdfdi.h: Likewise.
6962 * config/s390/libgcc-glibc.ver: Likewise.
6963 * config/s390/s390-modes.def: Likewise.
6964 * config/s390/s390-protos.h: Likewise.
6965 * config/s390/s390.c: Likewise.
6966 * config/s390/s390.h: Likewise.
6967 * config/s390/s390.md: Likewise.
6968 * config/s390/tpf-unwind.h: Likewise.
6970 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6972 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
6974 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6977 * configure.ac (m68k-*-*): Check if binutils support TLS.
6978 * configure: Regenerate.
6979 * config/m68k/predicates.md (symbolic_operand): Extend comment.
6980 * config/m68k/constraints.md (Cu): New constraint.
6981 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
6982 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
6983 (movsi): Handle TLS symbols.
6984 (addsi3_5200): Handle XTLS symbols, indent.
6985 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
6986 (m68k_tls_reference_p): Declare.
6987 (m68k_legitimize_address): Declare.
6988 (m68k_unwrap_symbol): Declare.
6989 * config/m68k/m68k.opt (mxtls): New option.
6990 * config/m68k/m68k.c (ggc.h): Include.
6991 (m68k_output_dwarf_dtprel): Implement hook.
6992 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6993 (m68k_expand_prologue): Load GOT pointer when function needs it.
6994 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
6995 (m68k_legitimate_constant_address_p): Same.
6996 (m68k_decompose_address): Handle TLS references.
6997 (m68k_get_gp): New static function.
6998 (enum m68k_reloc): New contants.
6999 (TLS_RELOC_P): New macro.
7000 (m68k_wrap_symbol): New static function.
7001 (m68k_unwrap_symbol): New function.
7002 (m68k_final_prescan_insn_1): New static function.
7003 (m68k_final_prescan_insn): New function.
7004 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
7006 (legitimize_pic_address): Handle TLS references..
7007 (m68k_tls_get_addr, m68k_get_tls_get_addr)
7008 (m68k_libcall_value_in_a0_p)
7009 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
7010 (m68k_call_m68k_read_tp): Helper variables and functions for ...
7011 (m68k_legitimize_tls_address): Handle TLS references.
7012 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
7014 (m68k_legitimize_address): Handle TLS symbols.
7015 (m68k_get_reloc_decoration): New static function.
7016 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7018 (m68k_output_dwarf_dtprel): Implement hook.
7019 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7020 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7021 m68k_call_* routines.
7022 (sched_attr_op_type): Handle TLS symbols.
7023 (gt-m68k.h): Include.
7024 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
7025 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
7027 2009-05-18 Martin Jambor <mjambor@suse.cz>
7029 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
7030 (visit_store_addr_for_mod_analysis): New function.
7031 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
7032 (determine_cst_member_ptr): Use gimple_assign_single_p.
7033 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
7034 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7035 operands. Don't check number of operands of a NOP_EXPR.
7037 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7039 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7041 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7044 * c-common.c (warn_logical_operator): Don't warn if one of
7045 expression isn't always true or false.
7047 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7049 * config/i386/biarch32.h: New file.
7050 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7052 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7054 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7055 *zero_extend<mode>_truncqi): Merge these into ...
7056 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7057 Name the pattern following this as *zero_extendhi_truncqi.
7059 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7062 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7063 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7064 (output_info): Make field HOST_WIDEST_INT.
7065 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7066 (dump_bitmat_statistics): Same.
7068 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7070 * config.gcc (use_gcc_stdint): Set to wrap.
7071 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7072 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7073 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7074 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7075 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7076 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7077 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7078 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7080 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7082 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7084 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7085 Move definitions earlier.
7086 (OPT_ARCH64, OPT_ARCH32): Define.
7087 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7090 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7093 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
7096 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7098 * arm.md (movdi2): Copy non-reg values to DImode registers.
7100 2009-05-16 Jakub Jelinek <jakub@redhat.com>
7103 * final.c (label_to_max_skip): New function.
7104 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
7105 CODE_LABEL_NUMBER <= max_labelno.
7106 * output.h (label_to_max_skip): New prototype.
7107 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
7108 (ix86_avoid_jump_mispredicts): ... this. Don't define if
7109 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
7110 Handle CODE_LABELs with >= 16 byte alignment or with
7111 max_skip == (1 << align) - 1.
7112 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
7113 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
7116 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
7117 .p2align 3 if MAX_SKIP is smaller than 7.
7118 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7120 2009-05-15 Ian Lance Taylor <iant@google.com>
7122 * alias.c (struct alias_set_entry_d): Rename from struct
7123 alias_set_entry. Change all uses.
7124 * except.c (struct call_site_record_d): Rename from struct
7125 call_site_record. Change all uses.
7126 * except.h (struct eh_region_d): Rename from struct eh_region.
7128 * gcse.c (struct hash_table_d): Rename from struct hash_table.
7130 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
7131 ivtype_map_elt. Change all uses.
7132 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
7134 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
7135 * graphite.h (struct name_tree_d): Rename from struct name_tree.
7137 (struct sese_d): Rename from struct sese. Change all uses.
7138 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
7139 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
7140 * optabs.h (struct optab_d): Rename from struct optab. Change all
7142 (struct convert_optab_d): Rename from struct convert_optab.
7144 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
7145 ipa_opt_pass. Change all uses.
7146 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
7149 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
7150 defined as a typedef.
7151 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
7154 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7157 * fold-const.c (make_range,build_range_check,merge_ranges): Move
7159 (merge_ranges): Returns bool.
7160 * tree.h (make_range): .. to here.
7161 (build_range_check): Likewise.
7162 (merge_ranges): Likewise. Renamed from merge_ranges.
7163 * c-typeck.c (parser_build_binary_op): Update calls to
7164 warn_logical_operator.
7165 * c-common.c (warn_logical_operator): Add new warning.
7166 * c-common.h (warn_logical_operator): Update declaration.
7168 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7170 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
7172 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7174 * doc/install.texi: Document MPC requirements, flags etc.
7176 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
7177 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
7178 Evaluate constant arguments.
7179 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
7180 (fold_builtin_1): Likewise, also evaluate constant arguments.
7181 Remove superfluous break.
7182 (do_mpc_ckconv): New.
7183 * real.h: Include mpc.h.
7184 * toplev.c (print_version): Output MPC version info if available.
7186 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7188 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
7190 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
7192 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
7195 2009-05-15 Jan Hubicka <jh@suse.cz>
7197 * doc/invoke.texi (max-early-inliner-iterations): New flag.
7198 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
7199 (try_inline): Fix return value.
7200 (cgraph_decide_inlining_incrementally): Honor new value.
7201 (cgraph_early_inlining): Handle indirect inlining.
7202 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
7204 2009-05-15 Jan Hubicka <jh@suse.cz>
7206 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
7207 * cgraphunit.c (cgraph_finalize_function): Set it.
7208 (cgraph_expand_function): Use it.
7210 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7212 * real.c (encode_ieee_half): Define.
7213 (decode_ieee_half): Define.
7214 (ieee_half_format): Define.
7215 (arm_half_format): Define.
7216 * real.h (ieee_half_format): Declare.
7217 (arm_half_format): Declare.
7219 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7221 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
7222 swapped, and reversed optabs exist before trying to use them.
7224 2009-05-15 Paul Brook <paul@codesourcery.com>
7225 Sandra Loosemore <sandra@codesourcery.com>
7227 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
7228 loads. Allow PRE_DEC.
7229 (output_move_neon): Handle PRE_DEC.
7230 (arm_print_operand): Add 'A' for neon structure loads.
7231 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
7232 * config/arm/neon.md (neon_mov): Update comment.
7233 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
7235 (Um): New constraint.
7237 2009-05-15 Jan Hubicka <jh@suse.cz>
7239 Revert the following patch until testsuite fallout is fixed:
7240 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7241 * cgraph.h (struct inline_summary): New filed self_wize,
7242 size_inlining_benefit, self_time and time_inlining_benefit.
7243 (struct cgraph_global_info): Replace insns by time ans size fields.
7244 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7245 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7246 (ipcp_update_callgraph): Do not touch function bodies.
7247 * ipa-inline.c: Include except.h
7248 (MAX_TIME): New constant.
7249 (overall_insns): Remove
7250 (overall_size, max_benefit): New static variables.
7251 (cgraph_estimate_time_after_inlining): New function.
7252 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7253 (cgraph_clone_inlined_nodes): Update size.
7254 (cgraph_mark_inline_edge): Update size.
7255 (cgraph_estimate_growth): Use size info.
7256 (cgraph_check_inline_limits): Check size.
7257 (cgraph_default_inline_p): Likewise.
7258 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7259 (cgraph_decide_recursive_inlining): Check size.
7260 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7262 (cgraph_decide_inlining): Likewise.
7263 (cgraph_decide_inlining_incrementally): Likewise; honor
7264 PARAM_EARLY_INLINING_INSNS.
7265 (likely_eliminated_by_inlining_p): New predicate.
7266 (estimate_function_body_sizes): New function.
7267 (compute_inline_parameters): Use it.
7268 * except.c (must_not_throw_labels): New function.
7269 * except.h (must_not_throw_labels): Declare.
7270 * tree-inline.c (init_inline_once): Kill inlining_weigths
7271 * tree-ssa-structalias.c: Avoid uninitialized warning.
7272 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7273 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7274 (PARAM_INLINE_CALL_COST): Remove.
7275 (PARAM_EARLY_INLINING_INSNS): New.
7277 2009-05-15 Richard Guenther <rguenther@suse.de>
7279 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7280 not TODO_update_ssa.
7282 2009-05-15 Richard Guenther <rguenther@suse.de>
7284 PR tree-optimization/39999
7285 * gimple.h (gimple_expr_type): Use the expression type looking
7286 through useless conversions.
7287 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7288 (vn_nary_op_insert_stmt): Likewise.
7289 (simplify_binary_expression): Likewise.
7291 2009-05-15 Richard Guenther <rguenther@suse.de>
7293 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7294 New options, enabled by default.
7295 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7297 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7298 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7299 * tree-ssa-structalias.c (gate_tree_pta): New function.
7300 (pass_build_alias): Use it.
7302 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7304 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7305 recurse on an invariant address if a conversion from a pointer
7306 type to a wider integer type is involved.
7308 2009-05-15 Jan Hubicka <jh@suse.cz>
7310 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7311 * cgraph.h (struct inline_summary): New filed self_wize,
7312 size_inlining_benefit, self_time and time_inlining_benefit.
7313 (struct cgraph_global_info): Replace insns by time ans size fields.
7314 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7315 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7316 (ipcp_update_callgraph): Do not touch function bodies.
7317 * ipa-inline.c: Include except.h
7318 (MAX_TIME): New constant.
7319 (overall_insns): Remove
7320 (overall_size, max_benefit): New static variables.
7321 (cgraph_estimate_time_after_inlining): New function.
7322 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7323 (cgraph_clone_inlined_nodes): Update size.
7324 (cgraph_mark_inline_edge): Update size.
7325 (cgraph_estimate_growth): Use size info.
7326 (cgraph_check_inline_limits): Check size.
7327 (cgraph_default_inline_p): Likewise.
7328 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7329 (cgraph_decide_recursive_inlining): Check size.
7330 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7332 (cgraph_decide_inlining): Likewise.
7333 (cgraph_decide_inlining_incrementally): Likewise; honor
7334 PARAM_EARLY_INLINING_INSNS.
7335 (likely_eliminated_by_inlining_p): New predicate.
7336 (estimate_function_body_sizes): New function.
7337 (compute_inline_parameters): Use it.
7338 * except.c (must_not_throw_labels): New function.
7339 * except.h (must_not_throw_labels): Declare.
7340 * tree-inline.c (init_inline_once): Kill inlining_weigths
7341 * tree-ssa-structalias.c: Avoid uninitialized warning.
7342 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7343 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7344 (PARAM_INLINE_CALL_COST): Remove.
7345 (PARAM_EARLY_INLINING_INSNS): New.
7346 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7347 (inline-call-cost): Remove.
7348 (early-inlining-insns): New.
7350 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7352 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7354 (print_int_cst_bounds_in_octal_p): Likewise.
7355 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7357 * dwarf2out.c (base_type_die): Likewise.
7358 (is_subrange_type): Delete.
7359 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7360 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7361 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7362 if the destination type is boolean.
7363 (build_range_check): Do not special-case subtypes.
7364 (fold_sign_changed_comparison): Likewise.
7365 (fold_unary): Likewise.
7366 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7367 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7368 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7369 * tree.c (subrange_type_for_debug_p): New predicate based on the
7370 former is_subrange_type.
7371 * tree.h (subrange_type_for_debug_p): Declare.
7372 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7373 (convert_affine_scev): Remove call to above function.
7374 (chrec_convert_aggressive): Likewise.
7375 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7376 false for conversions involving subtypes.
7377 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7378 (vrp_val_min): Likewise.
7379 (needs_overflow_infinity): Likewise.
7380 (extract_range_from_unary_expr): Likewise.
7382 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7384 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7385 * config/frv/frv.c: Likewise.
7386 * config/s390/s390.c: Likewise.
7387 * config/sparc/sparc.h: Likewise.
7388 * config/i386/i386.h: Likewise.
7389 * config/i386/i386.c: Likewise.
7390 * config/crx/crx.c: Likewise.
7391 * config/m68hc11/m68hc11.h: Likewise.
7392 * config/iq2000/iq2000.c: Likewise.
7393 * config/mn10300/mn10300.h: Likewise.
7394 * config/mn10300/mn10300.c: Likewise.
7395 * config/m68k/m68k.c: Likewise.
7396 * config/rs6000/rs6000.c: Likewise.
7397 * config/rs6000/xcoff.h: Likewise.
7398 * config/rs6000/linux64.h: Likewise.
7399 * config/rs6000/sysv4.h: Likewise.
7400 * config/score/score3.c: Likewise.
7401 * config/score/score7.c: Likewise.
7402 * config/score/score.c: Likewise.
7403 * config/arm/arm.md: Likewise.
7404 * config/mips/mips.c: Likewise.
7405 * config/mips/mips.md: Likewise.
7406 * config/bfin/bfin.h: Likewise.
7407 * config/pa/pa.c: Likewise.
7408 * config/pa/constraints.md: Likewise.
7410 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7411 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7412 * config/pdp11/pdp11.h: Use memory_address_p instead.
7414 2009-05-14 Ian Lance Taylor <iant@google.com>
7416 * passes.c (finish_optimization_passes): Change i to int.
7417 * plugin.c (plugins_active_p): Change event to int.
7418 (dump_active_plugins): Likewise.
7419 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7421 * tree.c (tree_range_check_failed): Change c to unsigned int.
7422 (omp_clause_range_check_failed): Likewise.
7423 (build_common_builtin_nodes): Change mode to int. Add cast.
7424 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7425 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7427 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7428 ++ or -- with a variable of enum type.
7430 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7433 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7435 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7437 * store-motion.c: Do not include params.h
7438 * Makefile.in: Fix dependencies for various files.
7440 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7442 * auto-inc-dec.c: Fix pass description, remove apparent
7443 accidental duplication.
7445 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7448 * ipa-utils.h (memory_identifier_string): Moved to ...
7449 * tree.h (memory_identifier_string): Here. Add GTY(()).
7451 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7453 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7454 in the former documentation of...
7455 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7456 * ira-conflicts.c (get_dup_num): Use address_operand.
7457 * targhooks.c (default_legitimate_address_p): New.
7458 * targhooks.h (default_legitimate_address_p): New.
7459 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7461 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7462 * target.h (struct target): Add legitimate_address_p.
7463 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7464 (TARGET_INITIALIZER): Include it.
7466 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7467 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7468 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7469 (TARGET_LEGITIMATE_ADDRESS_P): New.
7471 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7472 (REG_OK_STRICT_P): Delete.
7473 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7474 (frv_legitimate_address_p_1): ... this.
7475 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7476 (frv_legitimate_address_p_1): ... the renamed old
7477 frv_legitimate_address_p.
7478 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7479 (TARGET_LEGITIMATE_ADDRESS_P): New.
7481 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7482 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7483 * config/s390/s390.c (legitimate_address_p): Rename to...
7484 (s390_legitimate_address_p): ... this, make static.
7485 (legitimize_address): Adjust call.
7486 (TARGET_LEGITIMATE_ADDRESS_P): New.
7487 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7489 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7490 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7491 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7492 (TARGET_LEGITIMATE_ADDRESS_P): New.
7494 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7495 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7496 * config/spu/spu.c (spu_legitimate_address): Rename to...
7497 (spu_legitimate_address_p): ... this, make static.
7498 (TARGET_LEGITIMATE_ADDRESS_P): New.
7500 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7501 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7502 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7503 (sparc_legitimate_address_p): ... this, make static and return bool.
7504 (legitimize_address): Adjust call.
7505 (TARGET_LEGITIMATE_ADDRESS_P): New.
7507 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7508 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7509 * config/i386/i386.c (legitimate_address_p): Rename to...
7510 (ix86_legitimate_address_p): ... this, make static.
7511 (constant_address_p): Move after it, adjust call.
7512 (TARGET_LEGITIMATE_ADDRESS_P): New.
7514 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7515 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7516 * config/avr/avr.c (legitimate_address_p): Rename to...
7517 (avr_legitimate_address_p): ... this, make static.
7518 (legitimize_address): Adjust call.
7519 (TARGET_LEGITIMATE_ADDRESS_P): New.
7521 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7522 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7523 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7524 (TARGET_LEGITIMATE_ADDRESS_P): New.
7526 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7527 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7528 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7529 (TARGET_LEGITIMATE_ADDRESS_P): New.
7531 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7532 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7534 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7536 (TARGET_LEGITIMATE_ADDRESS_P): New.
7538 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7539 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7541 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7543 (m68hc11_legitimate_address_p): ... this, make static.
7544 (go_if_legitimate_address_internal): Rename to...
7545 (m68hc11_legitimate_address_p_1): ... this.
7546 (legitimize_address): Adjust call.
7547 (TARGET_LEGITIMATE_ADDRESS_P): New.
7549 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7550 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7551 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7552 (TARGET_LEGITIMATE_ADDRESS_P): New.
7554 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7555 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7556 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7557 (mn10300_legitimate_address_p): ... this, make static.
7558 (TARGET_LEGITIMATE_ADDRESS_P): New.
7560 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7561 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7562 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7563 (TARGET_LEGITIMATE_ADDRESS_P): New.
7565 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7566 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7567 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7568 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7569 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7570 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7571 (rs6000_legitimate_address_p): ... this, make static.
7572 (TARGET_LEGITIMATE_ADDRESS_P): New.
7573 (REG_MODE_OK_FOR_BASE_P): Delete.
7574 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7576 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7577 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7579 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7580 static, adjust types.
7581 (TARGET_LEGITIMATE_ADDRESS_P): New.
7583 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7584 * config/score/score.c (score_address_p): Rename to...
7585 (score_legitimate_address_p): ... this.
7586 (TARGET_LEGITIMATE_ADDRESS_P): New.
7587 * config/score/score3.c (score3_address_p): Rename to...
7588 (score3_legitimate_address_p): ... this.
7589 * config/score/score7.c (score7_address_p): Rename to...
7590 (score7_legitimate_address_p): ... this.
7592 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7593 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7594 GO_IF_LEGITIMATE_ADDRESS): Delete.
7595 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7596 thumb2_legitimate_address_p): Delete.
7597 (arm_legitimate_address_p): Rename to...
7598 (arm_legitimate_address_outer_p): ... this.
7599 * config/arm/constraints.md ("Uq"): Adjust call.
7600 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7601 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7603 (arm_legitimate_address_outer_p): ... this.
7604 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7606 (TARGET_LEGITIMATE_ADDRESS_P): New.
7608 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7609 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7610 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7611 (TARGET_LEGITIMATE_ADDRESS_P): New.
7613 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7614 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7615 * config/vax/vax.c (legitimate_address_p): Rename to...
7616 (vax_legitimate_address_p): ... this, make static.
7617 (TARGET_LEGITIMATE_ADDRESS_P): New.
7619 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7620 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7621 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7622 (TARGET_LEGITIMATE_ADDRESS_P): New.
7624 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7625 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7626 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7627 (mmix_legitimate_address_p): ... this, make static.
7628 (TARGET_LEGITIMATE_ADDRESS_P): New.
7630 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7631 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7632 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7633 (TARGET_LEGITIMATE_ADDRESS_P): New.
7635 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7637 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7638 of MODE_COMPLEX_INT.
7640 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7642 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7643 LCT_NORMAL in function call.
7644 * mips-tdump.c (print_file_desc): Add cast to enum type.
7645 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7646 (mark_stabs): Add casts to enum types.
7647 (parse_stabs_common): Add casts to enum types.
7649 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7651 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7652 Check for invalid values of LETTER.
7654 2009-05-13 Taras Glek <tglek@mozilla.com>
7656 * attribs.c (register_attribute): moved out attribute registration
7657 into register_attribute.
7658 * doc/plugins.texi: Documented register_attribute and
7660 * gcc-plugin.h: Added forward decl for register_attribute.
7661 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7662 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7663 PLUGIN_ATTRIBUTES boilerplate.
7665 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7667 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7668 values even in sentinel and empty entries.
7669 (ms_printf_flag_specs): Likewise.
7670 (ms_scanf_flag_specs): Likewise.
7671 (ms_strftime_flag_specs): Likewise.
7672 (ms_print_char_table): Likewise.
7673 (ms_scan_char_table): Likewise.
7674 (ms_time_char_table): Likewise.
7676 2009-05-13 Doug Kwan <dougkwan@google.com>
7678 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7680 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7682 * config/mips/mips.md (store): Add attributes for QI and HI.
7684 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7685 (truncdi<mode>2): ... this new pattern.
7687 2009-05-13 Brad Hards <bradh@kde.org>
7689 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7691 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7692 Ben Elliston <bje@au.ibm.com>
7695 * dse.c (check_mem_read_rtx): Guard against width == -1.
7697 2009-05-13 Michael Matz <matz@suse.de>
7700 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7701 (trivially_conflicts_p): New function.
7702 (insert_backedge_copies): Use it.
7704 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7706 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7707 (handle_stdc_pragma): Use new enum constant names.
7708 (handle_pragma_float_const_decimal64): Ditto.
7710 2009-05-13 Ian Lance Taylor <iant@google.com>
7712 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7715 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7717 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7718 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7720 * config/m68k/m68k.h (FL_UCLINUX): Define.
7722 2009-05-13 Jan Hubicka <jh@suse.cz>
7724 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7726 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7728 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7729 unless -fschedule-insns is specified.
7731 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7734 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7735 TARGET_EXPAND_CBRANCHDI4.
7736 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7737 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7738 (cmpeqdi): Fix comment.
7740 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7742 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7743 (sh_legitimate_address_p): Likewise.
7744 * config/sh/sh.c (sh_legitimate_index_p): New.
7745 (sh_legitimate_address_p): Likewise.
7746 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7747 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7748 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7749 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7750 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7751 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7752 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7753 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7754 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7756 2009-05-12 Jan Hubicka <jh@suse.cz>
7758 * tree-inline.c (estimate_operator_cost): Add operands;
7759 when division happens by constant, it is cheap.
7760 (estimate_num_insns): Loads and stores are not having cost of 0;
7761 EH magic stuff is cheap; when computing runtime cost of switch,
7762 use log2 base of amount of its cases; builtin_expect has cost of 0;
7763 compute cost for moving return value of call.
7764 (init_inline_once): Initialize time_based flags.
7765 * tree-inline.h (eni_weights_d): Add time_based flag.
7767 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7769 * df-core.c: Update head documentation.
7771 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7774 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7775 shadowing exisiting variable op1.
7777 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7780 * config/i386/driver-i386.c (processor_signatures): New enum.
7781 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7782 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7783 processor signature to detect geode processor.
7785 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7789 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7791 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7792 causes spurious differences between trunk and cond-optab branch.
7794 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7796 * dojump.c (compare_from_rtx): Delete.
7797 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7798 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7799 if the comparison does not satisfy the predicate; test predicates for
7800 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7801 further if one existing pattern fails.
7802 * expr.h (compare_from_rtx): Delete.
7803 (prepare_operand): Declare it.
7804 * optabs.c: Change "lib call" to "libcall" throughout.
7805 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7806 HAVE_conditional_trap, emit_cmp_insn): Delete.
7807 (can_compare_p): Delete cmp_optab case.
7808 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7809 Accept other parameters by value.
7810 (prepare_operand): Make non-static.
7811 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7812 other parameters by value. Try to widen operands here based on
7813 an optab_methods argument and looking at cbranch_optab.
7814 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7815 loop. Use cbranch_optab directly.
7816 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7817 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7819 (emit_conditional_move, emit_conditional_add): Inline what's needed
7820 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7821 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7822 with COMPARE. Move cmov_optab and cstore_optab above
7823 with cbranch_optab, move cmp_optab down with ucmp_optab,
7824 remove tst_otpab. Do not initialize trap_rtx.
7825 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7826 for trap code. Do not check HAVE_conditional_trap. Use
7827 prepare_cmp_insn. Accept no predicate for operand 3.
7828 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7829 (OTI_ctrap, ctrap_optab): New.
7830 (tst_optab): Delete.
7831 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7832 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7833 with lookup of ctrap_optab.
7834 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7838 * combine.c (combine_simplify_rtx, simplify_set): Do not
7839 special case comparing against zero for cc0 machines.
7840 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7841 COMPARE on cc0 machines.
7842 (simplify_relational_operation): Return a new expression when
7843 a COMPARE could be removed.
7844 * final.c (final_scan_insn): Compare cc_status values
7845 against LHS of a (compare FOO (const_int 0)) cc0 source.
7846 Also check if cc_status.value is the full compare.
7848 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7849 (cstoreMM4): Document.
7850 (conditional_trap): Document ctrapMM4 instead.
7851 (sync_compare_and_swapMM): Refer to cbranchcc4.
7852 (Dependent Patterns): Eliminate obsolete information referring to
7853 the old jump optimization phase.
7854 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7855 of compares with 0 on cc0 machines.
7856 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7857 avoiding references to cc0. Remove text about storing operands
7859 * doc/tm.texi (Condition Codes): Include blurb on different
7860 condition code representations, separate into subsections for
7861 CC0, MODE_CC and conditional execution.
7863 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7864 alpha_emit_setcc): Accept operands and a machine mode.
7865 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7866 Get code/op0/op1 from operands, use machine mode argument
7867 instead of alpha_compare.fp_p. Emit the branch here.
7868 (alpha_emit_setcc): Likewise, and return boolean.
7869 (alpha_emit_conditional_move): Likewise. Assert that
7870 cmp_op_mode == cmp_mode, and simplify accordingly.
7871 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7872 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7873 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7875 (stack probe test): Use cbranchdi4.
7876 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7878 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7879 * config/arc/arc.h (movsicc, movsfcc): Use it.
7880 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7881 (cbranchsi4, cstoresi4): New.
7882 (cmpsi, bCC and sCC expanders): Remove.
7884 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7885 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7886 * config/arm/predicates.md (arm_comparison_operator): Only include
7887 floating-point operators if there is a hardware floating-point unit.
7888 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7889 deferring to cbranch_cc and cstore_cc respectively.
7890 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7891 cbranch_cc, cstore_cc): New.
7892 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7894 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7896 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7897 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7899 (adjust_insn_length): Adjust calls.
7900 (avr_reorg): Handle (compare (foo) (const_int 0)).
7901 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7902 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7903 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7904 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7906 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7907 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7909 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7910 (cbranchsi4, cstorebi4, cstoresi4): New.
7911 (movbisi): This insn is duplicate, split it to zero_extend.
7912 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7913 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
7914 (bfin_optimize_loop): Use cbranch expander.
7915 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
7916 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
7917 (bfin_bimode_comparison_operator): ... this.
7918 (bfin_direct_comparison_operator): New.
7920 * config/cris/cris.c (cris_normal_notice_update_cc): Look
7921 inside (compare FOO (const_int 0)).
7922 (cris_rtx_costs): Handle ZERO_EXTRACT.
7923 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
7924 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
7925 (*tstdi_v32): Delete.
7926 (*cmpdi_non_v32): Add M alternative for operand 1.
7927 (cmpsi, cmp<mode>): Make private.
7928 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
7930 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
7932 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
7933 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
7934 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
7935 (cc_reg_operand): New.
7937 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
7938 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
7939 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
7940 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
7941 crx_expand_scond): Delete.
7943 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
7945 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
7946 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
7948 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
7949 cstoresi4, cstoresf4, cstoredf4): New.
7950 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
7951 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7952 Receive the entire operands array.
7953 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
7954 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
7955 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7956 Get test/op0/op1 from the operands array.
7957 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
7959 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
7960 (h8300_expand_store): New.
7961 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
7963 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
7964 (h8300_expand_store): New.
7965 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
7966 or do not try to produce (set (cc0) REG).
7967 (peepholes): Wrap arguments with COMPARE. Add a peephole to
7968 change a compare into a move to a scratch register. Disable some
7969 peepholes when comparing with zero.
7970 (tstsi, tsthi, tstsi, cmpqi): Make private.
7973 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
7976 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
7977 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
7978 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
7979 (ix86_emit_i387_log1p): Use cbranchxf2.
7980 (ix86_expand_setcc): Return void.
7981 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
7982 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
7983 cmp<MODEF>, cmpcc): Remove.
7984 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
7985 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
7986 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
7987 (sCC and bCC expanders): Remove.
7988 (stack_protect_test): Use cbranchcc4.
7990 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
7992 (ia64_expand_compare): Accept three rtx by reference and return void.
7993 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
7994 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
7995 from *expr. Update *expr with the BImode comparison to do.
7996 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
7997 cmptf, bCC, sCC, conditional_trap): Delete.
7998 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
7999 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
8000 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
8001 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
8002 * config/ia64/predicates.md (ia64_cbranch_operator): New.
8004 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
8005 type of last argument.
8006 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
8007 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
8008 use machine mode argument instead of branch_type. Remove dead
8009 code for floating-point comparisons.
8010 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
8011 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
8013 (cbranchsi4, cstoresi4): New.
8014 * config/iq2000/predicates.md (reg_or_const_operand): New.
8016 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8017 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8018 (b<code>_op): Rewrite to...
8019 (bcc_op): ... this, using match_operator.
8020 (s<code>_op): Rewrite to...
8021 (scc_op): ... this, using match_operator.
8022 (s<code>_24_op): Rewrite to...
8023 (scc_op_24): ... this, using match_operator.
8024 (s<code>_<mode>): Rewrite to...
8025 (cstore<mode>4): ... this, using match_operator.
8026 (s<code>_<mode>_24): Rewrite to...
8027 (cstore<mode>4_24): ... this, using match_operator.
8028 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
8029 m32c_unpend_compare, m32c_expand_scc): Delete.
8030 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
8031 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
8032 (m32c_expand_movcc): Change NE to EQ if necessary.
8033 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8035 * config/m32r/m32r-protos.h (gen_cond_store): New.
8036 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8037 (gen_cond_store): New, from sCC patterns.
8038 (m32r_expand_block_move): Use cbranchsi4.
8039 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8040 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8041 (cbranchsi4, cstoresi4): New.
8043 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8045 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8046 (m68hc11_notice_update_cc): Look into a compare with 0.
8047 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8049 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8050 cmphi, cmpqi, bCC): Delete.
8051 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8052 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8053 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8056 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8057 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8058 * config/m68k/constraints.md (H): New.
8059 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8060 the define_insn below.
8061 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8062 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8063 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8064 patterns): Wrap RHS with COMPARE.
8065 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8066 (*cmpdi_internal): Name this pattern.
8067 (cmpdi): Change to define_insn.
8068 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8069 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8070 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8072 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8073 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8074 (conditional_trap): Change to...
8075 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8076 (*conditional_trap): Use the ordered_comparison_operator and
8077 const1_operand predicates.
8078 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8079 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8080 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8081 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8083 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8084 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8085 (mcore_gen_compare): New.
8086 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8087 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8088 (mcore_gen_compare): ... this.
8089 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8090 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8091 (stack probe pattern): Use cbranchsi4.
8093 * config/mips/predicates.md (mips_cstore_operator): New.
8094 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
8095 * config/mips/mips.md (any_cond): Delete.
8096 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
8098 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
8099 fixuns_truncsfdi2): Use cbranch patterns.
8100 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
8101 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
8102 Adjust call to mips_expand_conditional_branch.
8103 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
8105 * config/mips/mips-protos.h (mips_expand_conditional_branch,
8106 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
8107 * config/mips/mips.c (cmp_operands): Delete.
8108 (mips_emit_compare): Get comparison operands from *op0/*op1.
8109 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
8110 that it succeeds. Use op0/op1 instead of cmp_operands.
8111 (mips_expand_conditional_branch, mips_expand_conditional_move,
8112 mips_expand_conditional_trap): Likewise.
8113 (mips_block_move_loop): Use cbranch patterns.
8114 * config/mips/mips.h (cmp_operands): Delete.
8116 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
8117 (mmix_gen_compare_reg): Just return a register in the right CC mode.
8118 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
8119 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
8120 (*cmpcc_folded): Rename to...
8121 (*cmpdi_folded): this.
8122 (*cmpcc): Rename to...
8124 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
8127 (cbranchdf4): New. Handle invalid comparisons here.
8128 * config/mmix/predicates.md (float_comparison_operator): New.
8130 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
8131 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
8132 * config/mn10300/mn10300.md (tst): Delete.
8133 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
8134 Name these patterns and wrap RHS in a compare.
8135 (*cmpsi): Make this pattern private. Include tst.
8136 (*cmpsf): Make this pattern private.
8137 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
8138 (compare with zero peepholes): Likewise.
8140 (cbranchsi4, cbranchsf4): New.
8141 (casesi): Use cbranchsi4.
8143 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
8144 hppa_branch_type): Delete.
8145 (return_addr_rtx): Use cbranchsi4.
8146 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
8147 Emit CCFPmode comparison here.
8148 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
8149 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
8150 hppa_branch_type): Delete.
8151 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
8152 (movsicc, movdicc): Remove references to hppa_compare_op0,
8153 hppa_compare_op1 and compare_from_rtx.
8154 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
8155 (casesi): Use cbranchsi4.
8157 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
8158 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
8159 * config/pdp11/pdp11.md (register_or_const0_operand): New.
8160 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
8161 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
8163 (cbranchdf4, cbranchhi4, cbranchqi4): New.
8164 (*branch, *branch_inverted): New.
8166 * config/picochip/picochip.md (cbranchhi4): Use
8167 ordered_comparison_operator.
8168 (cmphi, bCC): Remove.
8170 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
8171 (trap_comparison_operator): Delete.
8172 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
8173 rs6000_emit_cbranch): Accept mode and operands.
8174 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
8175 rs6000_compare_fp_p): Delete.
8176 (rs6000_generate_compare): Accept mode and comparison. Extract code
8177 and op0/op1 from there. Replace references to rs6000_compare_op0
8178 and rs6000_compare_op1.
8179 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
8180 extract result from passed operands.
8181 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
8182 extract loc from passed operands.
8183 (rs6000_emit_cmove): Likewise.
8184 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
8185 rs6000_compare_fp_p): Delete.
8186 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
8187 (cbranch<GPR>4, cbranch<FP>4): New.
8188 (cstore<mode>4): New. Consolidate here all choices about when to use
8189 portable or specialized sCC sequences.
8190 (stack_protect_test): Use cbranchsi4.
8191 (conditional_trap): Replace with ctrap<GPR>4.
8192 (conditional trap insn): Replace trap_comparison_operator with
8193 ordered_comparison_operator.
8195 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
8196 (s390_emit_prologue): Use ctrap.
8197 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
8198 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
8199 New predicates replacing...
8200 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
8201 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
8202 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
8203 (add<mode>cc): Do not use s390_compare_op0/op1.
8204 (s<code>): Change to...
8205 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
8207 (cstorecc4): ... this. Handle EQ or NE equally.
8208 (*sne): Un-privatize for use in cstorecc4.
8209 (b<code>): Change to...
8210 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
8211 (conditional_trap): Replace with...
8212 (ctrap<GPR>4, ctrap<FP>4): ... these.
8213 (stack_protect): Use cbranchcc4.
8215 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
8216 * config/score/score-protos.h (score_gen_cmp): Delete.
8217 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
8218 (score_block_move-loop): Use cbranchsi4.
8219 * config/score/score.md (cbranchsi4): New.
8220 (cmpsi, bCC): Delete.
8221 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
8222 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8223 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
8224 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8225 * config/score/score3.h (score3_gen_cmp): Delete.
8226 * config/score/score7.h (score7_gen_cmp): Delete.
8228 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
8229 (sh_emit_scc_to_t): ... this. Return void.
8230 (from_compare): Rename to...
8231 (sh_emit_compare_and_branch): ... this.
8232 (sh_emit_compare_and_set): New.
8233 (sh_expand_t_scc): Accept operands.
8234 * config/sh/predicates.md (sh_float_comparison_operator): New.
8235 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
8236 (prepare_scc_operands): Rename to...
8237 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
8239 (sh_emit_cheap_store_flag): New.
8240 (sh_emit_set_t_insn): New.
8241 (from_compare): Rename to...
8242 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
8243 handling of TARGET_SH2E floating point to avoid recursive call.
8244 Generate branch here.
8245 (sh_emit_compare_and_set): New.
8246 (sh_expand_t_scc): Get op0/op1 from arguments.
8247 (sh_emit_cheap_store_flag): New.
8248 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
8250 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
8251 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
8252 (movsicc, movdicc): Do nothing when it recreated operands from
8253 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
8254 prepare_scc_operands (now sh_emit_scc_to_t).
8255 (udivdi3): Use cstoresi4.
8256 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
8257 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
8258 (cbranchint4_media, cbranchfp4_media): New.
8259 (casesi): Use cbranchdi4.
8260 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8262 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8263 (movnegt): Remove second operand.
8264 (cbranchsf4, cbranchdf4): New.
8265 (stack_protect): Use cbranchdi4/cbranchsi4.
8267 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8268 (gen_compare_reg): Accept comparison, extract part of it to...
8269 (gen_compare_reg_1): ... this.
8270 (gen_compare_operator): Delete.
8271 (gen_v9_scc): Accept separate destination, comparison code and arms.
8272 Do not use sparc_compare_op0/sparc_compare_op1.
8273 (emit_scc_insn, emit_conditional_branch_insn): New.
8274 (emit_v9_brxx): Make static. Remove useless assertion.
8275 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8277 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8278 * config/sparc/sparc-protos.h (gen_compare_reg,
8279 sparc_emit_float_lib_cmp): Adjust prototype.
8280 (emit_scc_insn, emit_conditional_branch_insn): New.
8281 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8282 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8283 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8284 iterators to the top.
8285 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8286 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8287 snedi_special_trunc): Delete.
8288 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8289 and snedi_special_trunc.
8290 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8291 cbranchdi4, cbranch<F:mode>4): New.
8292 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8293 here. Use gen_compare_reg instead of gen_compare_operator.
8294 (conditional_trap): Replace with...
8295 (ctrapsi4, ctrapdi4): ... this.
8296 (stack_protect_test): Use cbranchcc4.
8298 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8300 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8301 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8302 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8303 from operands[0] or operands[3] depending on is_set.
8304 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8305 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8306 cmpdf, bCC), sCC: Remove.
8307 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8308 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8310 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8311 spu_emit_branch_or_set.
8313 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8315 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8316 xstormy16_compare_op1): Delete.
8317 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8318 xstormy16_compare_op1): Delete.
8319 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8321 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8322 (cmphi, cmpsi, bCC): Remove.
8324 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8325 (*cmpsi): ... this one.
8326 (cbranchsi4, cstoresi4): New.
8327 (bCC expanders): Delete.
8328 (sCC insns): Fold into...
8329 (*setcc): ... this one.
8330 (casesi): Do not use gen_cmpsi and gen_bgtu.
8331 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8332 (movsicc): Simplify.
8333 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8335 * config/vax/vax-protos.h (cond_name): New.
8336 (vax_output_conditional_branch): Remove.
8337 * config/vax/vax.c (cond_name): New.
8338 (vax_output_conditional_branch): Remove.
8339 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8340 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8341 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8342 (bit<VAXint>): Wrap source with (compare).
8343 (b<code> and following unnamed pattern): Rename to *branch and
8344 *branch_reversed. Change macroization to match_operator.
8345 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8347 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8348 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8349 Change last argument to machine_mode.
8350 (xtensa_expand_scc): Add machine_mode argument.
8351 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8352 (gen_conditional_move, xtensa_expand_conditional_branch,
8353 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8354 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8355 Adjust operand numbers.
8356 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8358 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8359 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8360 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8362 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8364 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8365 causes spurious differences between trunk and cond-optab branch.
8367 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8370 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8372 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8374 * tree.c (iterative_hash_pointer): Delete.
8375 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8376 Hash UIDs and versions of SSA names. Don't special-case built-in
8377 function declarations.
8379 2009-05-11 Ian Lance Taylor <iant@google.com>
8382 * graphite.c: Force -Wc++-compat to only be a warning before
8383 #including "cloog/cloog.h".
8385 2009-05-11 Martin Jambor <mjambor@suse.cz>
8387 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8389 2009-05-11 Jan Hubicka <jh@suse.cz>
8391 * tree-ssa-loop-ivcanon.c: Include target.h
8392 (struct loop_size): new structure.
8393 (constant_after_peeling): New predicate.
8394 (tree_estimate_loop_size): New function.
8395 (estimated_unrolled_size): Rewrite for new estimates.
8396 (try_unroll_loop_completely): Use new estimates.
8397 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8399 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8401 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8402 libcpp interface change.
8403 (spu_macro_to_expand): Likewise.
8405 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8407 PR tree-optimization/40026
8408 * gimplify.c (gimplify_init_constructor): Change initial conditional
8409 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8410 optimize_compound_literals_in_ctor.
8412 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8414 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8416 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8418 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8420 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8421 HOST_WIDE_INT for gap.
8423 2009-05-11 Ira Rosen <irar@il.ibm.com>
8425 PR tree-optimization/40074
8426 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8427 account in group size and step comparison.
8429 2009-05-11 Richard Guenther <rguenther@suse.de>
8431 * passes.c (init_optimization_passes): Strip now incorrect comment.
8432 (execute_function_todo): Do not set PROP_alias.
8433 * tree-pass.h (PROP_alias): Remove.
8434 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8435 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8436 * tree-nrv.c (pass_return_slot): Likewise.
8437 * tree-object-size.c (pass_object_sizes): Likewise.
8438 * tree-ssa-dom.c (pass_dominator): Likewise.
8439 (pass_phi_only_cprop): Likewise.
8440 * tree-ssa-dse.c (pass_dse): Likewise.
8441 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8442 (pass_cselim): Likewise.
8443 * tree-ssa-pre.c (pass_pre): Likewise.
8444 (pass_fre): Likewise.
8445 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8446 * tree-ssa-sink.c (pass_sink_code): Likewise.
8447 * tree-stdarg.c (pass_stdarg): Likewise.
8448 * tree-tailcall.c (pass_tail_calls): Likewise.
8449 * tree-vrp.c (pass_vrp): Likewise.
8451 2009-05-10 Ian Lance Taylor <iant@google.com>
8453 * basic-block.h (enum profile_status): Break out of struct
8455 * cgraph.h (struct inline_summary): Break out of struct
8457 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8458 of struct cgraph_order_sort.
8459 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8460 * cse.c (struct branch_path): Break out of struct
8461 cse_basic_block_data.
8462 * except.h (enum eh_region_type): Break out of struct eh_region.
8463 * gcc.c (enum add_del): Break out of struct modify_target.
8464 * genrecog.c (enum decision_type): Break out of struct decision_test.
8465 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8467 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8468 * regmove.c (enum match_use): New enum, broken out of struct match.
8469 * sched-int.h (enum post_call_group): New enum, broken out of
8471 (struct deps_reg): Break out of struct deps.
8472 * target.h (struct asm_int_op): Break out of struct gcc_target.
8473 * tree-eh.c (struct goto_queue_node): Break out of struct
8475 * tree-inline.h (enum copy_body_cge_which): Break out of
8477 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8479 * c-decl.c (in_struct, struct_types): New static variables.
8480 (pushtag): Add loc parameter. Change all callers.
8481 (lookup_tag): Add ploc parameter. Change all callers.
8482 (check_compound_literal_type): New function.
8483 (parser_xref_tag): Add loc parameter. Change all callers. If
8484 -Wc++-compat, warn about struct/union/enum types defined within a
8486 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8487 and loc parameters. Change all callers. Change error calls to
8488 error_at, using loc. For a redefinition, if the location of the
8489 original definition is known, report it. Set in_struct and
8490 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8491 (finish_struct): Add new parameters enclosing_in_struct and
8492 enclosing_struct_types. Change all callers. Set
8493 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8494 in the struct. If in a struct, add this struct to struct_types.
8495 (start_enum): Add loc parameter. Change all callers. Use
8496 error_at for errors, using loc. For a redefinition, if the
8497 location of the original definition is known, report it. If in a
8498 struct, add this enum type to struct_types. If -Wc++-compat warn
8499 if in sizeof, typeof, or alignof.
8500 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8501 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8502 (c_parser_enum_specifier): Get enum location for start_enum.
8503 (c_parser_struct_or_union_specifier): Get struct location for
8504 start_struct. Save in_struct and struct_types status between
8505 start_struct and finish_struct.
8506 (c_parser_cast_expression): Get location of cast.
8507 (c_parser_alignof_expression): Get location of type.
8508 (c_parser_postfix_expression): Likewise.
8509 (c_parser_postfix_expression_after_paren_type): Add type_loc
8510 parameter. Change all callers. Call check_compound_literal_type.
8511 Use type_loc for error about variable size type.
8512 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8513 of an enum constant from an enum type defined in a struct or union.
8514 (c_cast_expr): Add loc parameter. Change all callers. If
8515 -Wc++-compat, warn about defining a type in a cast.
8516 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8517 (start_enum, start_struct, finish_struct): Update declarations.
8518 (parser_xref_tag, c_cast_expr): Update declarations.
8519 (check_compound_literal_type): Declare.
8521 2009-05-11 Ben Elliston <bje@au.ibm.com>
8523 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8524 for recent libcpp interface change.
8525 (rs6000_macro_to_expand): Likewise.
8527 2009-05-10 Michael Matz <matz@suse.de>
8530 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8531 not at entry of function.
8533 2009-05-10 Richard Guenther <rguenther@suse.de>
8535 PR tree-optimization/40081
8537 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8538 using the main variant of the element type. Do not fiddle with
8539 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8541 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8542 structs with volatile fields.
8544 2009-05-10 Jan Hubicka <jh@suse.cz>
8546 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8547 (estimate_move_cost): Assert that it does not get called for
8549 (estimate_num_insns): Skip VOID types in argument handling.
8550 (optimize_inline_calls): Delete unreachable blocks and verify that
8553 2009-05-10 Jan Hubicka <jh@suse.cz>
8555 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8556 * cgraph.c (cgraph_mark_address_taken_node): New function.
8557 (dump_cgraph_node): Dump new flag.
8558 * cgraph.h (struct cgraph_node): Add address_taken.
8559 (cgraph_mark_address_taken_node): New function.
8560 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8561 since new direct calls can be born.
8563 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8565 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8568 2009-05-10 Jan Hubicka <jh@suse.cz>
8571 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8573 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8574 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8575 * tree-inline.c (copy_bb): Set frequency correctly.
8576 (fold_marked_statements): Update call to
8577 cgraph_update_edges_for_call_stmt.
8579 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8581 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8582 identifiers in diagnostics.
8583 * config/arm/arm.c (arm_handle_fndecl_attribute,
8584 arm_handle_isr_attribute): Likewise.
8585 * config/avr/avr.c (avr_handle_progmem_attribute,
8586 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8587 * config/bfin/bfin.c (handle_int_attribute,
8588 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8589 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8590 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8592 * config/darwin.c (darwin_handle_kext_attribute,
8593 darwin_handle_weak_import_attribute): Likewise.
8594 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8595 h8300_handle_eightbit_data_attribute,
8596 h8300_handle_tiny_data_attribute): Likewise.
8597 * config/i386/i386.c (ix86_handle_cconv_attribute,
8598 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8599 * config/i386/winnt.c (ix86_handle_shared_attribute,
8600 ix86_handle_selectany_attribute): Likewise.
8601 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8602 * config/m32c/m32c.c (function_vector_handler): Likewise.
8603 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8604 m68hc11_handle_fntype_attribute): Likewise.
8605 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8606 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8607 * config/mips/mips.c (mips_insert_attributes,
8608 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8609 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8610 rs6000_handle_struct_attribute): Likewise.
8611 * config/sh/sh.c (sh_insert_attributes,
8612 sh_handle_resbank_handler_attribute,
8613 sh_handle_interrupt_handler_attribute,
8614 sh2a_handle_function_vector_handler_attribute,
8615 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8617 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8618 * config/spu/spu.c (spu_handle_fndecl_attribute,
8619 spu_handle_vector_attribute): Likewise.
8620 * config/stormy16/stormy16.c
8621 (xstormy16_handle_interrupt_attribute): Likewise.
8622 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8623 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8625 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8627 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8628 (pp_translate_identifiers): New.
8629 (pp_identifier): Only conditionally translate identifier to locale
8631 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8632 (pp_base_tree_identifier): Only conditionally translate identifier
8633 to locale character set.
8634 * c-pretty-print.c (M_): Define.
8635 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8636 fragments for conditional translation with M_.
8637 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8638 identifier translation.
8640 2009-05-10 Richard Guenther <rguenther@suse.de>
8642 PR tree-optimization/40081
8643 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8644 using the main variant of the element type. Do not fiddle with
8645 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8647 2009-05-09 Jan Hubicka <jh@suse.cz>
8650 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8651 indirect calls; verify cgraph afterwards.
8653 2009-05-09 Jan Hubicka <jh@suse.cz>
8656 * ipa.c (update_inlined_to_pointer): New function.
8657 (cgraph_remove_unreachable_nodes): Use it.
8659 2009-05-09 Jan Hubicka <jh@suse.cz>
8661 * tree-eh.c (struct leh_state): Remove prev_try.
8662 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8664 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8665 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8666 remove_eh_handler_and_replace, foreach_reachable_handler,
8667 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8668 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8669 (gen_eh_region_cleanup): Update prototype.
8671 2009-05-09 Jan Hubicka <jh@suse.cz>
8674 * except.c (copy_eh_region): Always set prev_try.
8675 (redirect_eh_edge_to_label): Find outer try.
8676 (foreach_reachable_handler): When looking for prev try
8677 handle case where previous try is not going to be taken.
8679 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8681 PR tree-optimization/40049
8682 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8683 only vector/vector shifts, convert the type of the constant to the
8684 appropriate type to avoid building incorrect trees, which
8685 eventually have problems with garbage collection.
8687 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8689 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8690 -1 for complex floating-point types if honoring signed zeros.
8692 2009-05-08 Jan Hubicka <jh@suse.cz>
8694 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8695 argument; handle correctly when profile is absent.
8696 (build_cgraph_edges): Update.
8697 (rebuild_cgraph_edges): Update.
8698 * cgraph.c: Do not include varray.h.
8699 (cgraph_set_call_stmt_including_clones): New function.
8700 (cgraph_create_edge_including_clones): Likewise
8701 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8702 (cgraph_update_edges_for_call_stmt): Handle clones.
8703 (cgraph_remove_node): Handle clone tree.
8704 (cgraph_remove_node_and_inline_clones): New function.
8705 (dump_cgraph_node): Dump clone tree.
8706 (cgraph_clone_node): Handle clone tree.
8707 (clone_function_name): Bring here from tree-inline.c.
8708 (cgraph_create_virtual_clone): New function.
8709 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8710 (cgraph_clone_info): New function.
8711 (strut cgraph_node): Add clone_info and new clone tree pointers.
8712 (cgraph_remove_node_and_inline_clones,
8713 cgraph_set_call_stmt_including_clones,
8714 cgraph_create_edge_including_clones,
8715 cgraph_create_virtual_clone): Declare.
8716 (cgraph_function_versioning): Use VEC argument.
8717 (compute_call_stmt_bb_frequency): Update prototype.
8718 (cgraph_materialize_all_clones): New function.
8719 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8720 (ipcp_create_replace_map): Update to VECtors.
8721 (ipcp_update_callgraph): Use virtual clones.
8722 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8723 (ipcp_update_profiling): Do not update local profiling.
8724 (ipcp_insert_stage): Use VECtors and virtual clones.
8725 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8726 (clone_of_p): New function.
8727 (cgraph_preserve_function_body_p): Use clone tree.
8728 (cgraph_optimize): Materialize clones.
8729 (cgraph_function_versioning): Update for VECtors.
8730 (save_inline_function_body): Use clone tree.
8731 (cgraph_materialize_clone): New function.
8732 (cgraph_materialize_all_clones): Likewise.
8733 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8734 * ipa.c: Include gimple.h.
8735 (cgraph_remove_unreachable_nodes): Use clone tree.
8736 * ipa-prop.c (ipa_note_param_call): Update call to
8737 compute_call_stmt_bb_frequencycall.
8738 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8739 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8740 (copy_bb): Handle updating of clone tree; add new edge when new call
8742 (expand_call_inline): Be strict about every call having edge.
8743 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8744 (delete_unreachable_blocks_update_callgraph): New function.
8745 (tree_function_versioning): Use VECtors; always remove unreachable
8746 blocks and fold conditionals.
8747 * tree-inline.h: Do not include varray.h.
8748 (tree_function_versioning): Remove.
8749 * Makefile.in (GTFILES): Remove tree-inline.c
8750 * passes.c (do_per_function): Do only functions having body.
8751 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8754 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8755 Andrew Morrow <acm@google.com>
8758 * c-common.c (c_common_attribute_table): Permit deprecated
8759 attribute to take an optional argument.
8760 (handle_deprecated_attribute): If the optional argument to
8761 __attribute__((deprecated)) is not a string ignore the attribute
8764 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8765 * c-typeck.c (build_component_ref): Likewise.
8766 (build_external_ref): Likewise.
8768 * toplev.c (warn_deprecated_use): Add an attribute argument.
8769 Emit the message associated with __attribute__((deprecated)).
8771 * toplev.h (warn_deprecated_use): Updated.
8773 * doc/extend.texi: Document new optional parameter to
8774 __attribute__((deprecated))
8776 2009-05-08 Michael Eager <eager@eagercon.com>
8778 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8779 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8781 2009-05-08 Richard Guenther <rguenther@suse.de>
8783 PR tree-optimization/40062
8784 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8785 Avoid exponential behavior.
8787 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8789 PR rtl-optimization/33928
8791 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8792 process_uses, build_single_def_use_links): New.
8793 (update_df): Update use_def_ref.
8794 (forward_propagate_into): Use get_def_for_use instead of use-def
8796 (fwprop_init): Call build_single_def_use_links and let it initialize
8798 (fwprop_done): Free use_def_ref.
8799 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8800 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8801 df_rd_simulate_one_insn): New.
8802 (df_rd_bb_local_compute_process_def): Update head comment.
8803 (df_chain_create_bb): Use the new RD simulation functions.
8804 * df.h (df_rd_simulate_artificial_defs_at_top,
8805 df_rd_simulate_one_insn): New.
8806 * opts.c (decode_options): Enable fwprop at -O1.
8807 * doc/invoke.texi (-fforward-propagate): Document this.
8809 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8812 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8813 and one complex operand specially.
8814 * tree-complex.c (some_nonzerop): Do not identify a real value as
8815 zero if flag_signed_zeros.
8817 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8819 PR rtl-optimization/33928
8820 * loop-invariant.c (record_use): Fix && vs. || mishap.
8822 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8824 PR rtl-optimization/33928
8825 * loop-invariant.c (struct use): Add addr_use_p.
8826 (struct def): Add n_addr_uses.
8827 (struct invariant): Add cheap_address.
8828 (create_new_invariant): Set cheap_address.
8829 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8830 (record_uses): Pass df_ref to record_use.
8831 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8834 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8836 * config/sh/sh.c: Do not include c-pragma.h.
8838 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8840 * config/spu/spu.c: Remove include of c-common.h.
8842 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8845 * c-common.h (mark_valid_location_for_stdc_pragma,
8846 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8847 clear_float_const_decimal64, float_const_decimal64_p): New.
8848 * c.opt (Wunsuffixed-float-constants): New.
8849 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8850 unsuffixed float constant, handle new warning.
8851 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8852 * c-decl.c (c_scope): New flag float_const_decimal64.
8853 (set_float_const_decimal64, clear_float_const_decimal64,
8854 float_const_decimal64_p): New.
8855 (push_scope): Set new flag.
8856 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8857 to use STDC pragmas.
8858 (c_parser_external_declaration): Ditto.
8859 (c_parser_compound_statement_nostart): Ditto.
8860 * c-pragma.c (valid_location_for_stdc_pragma,
8861 mark_valid_location_for_stdc_pragma,
8862 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8863 handle_pragma_float_const_decimal64): New.
8864 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8865 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8866 set_float_const_decimal64, clear_float_const_decimal64,
8867 float_const_decimal64_p): New dummy functions.
8868 * doc/extend.texi (Decimal Float): Remove statement that the
8869 pragma, and suffix for double constants, are not supported.
8870 * doc/invoke.texi (Warning Options): List new option.
8871 (-Wunsuffixed-float-constants): New.
8873 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8875 * config/i386/i386.c: Do not include c-common.h.
8877 2009-05-07 Mark Heffernan <meheff@google.com>
8879 * doc/invoke.texi (Debugging Options): Document change of debugging
8881 * opts.c (decode_options): Make dump_base_name relative to
8882 aux_base_name directory.
8884 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8886 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8887 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8889 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8891 * Makefile.in (install-plugin): Simplify a bit.
8893 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8895 * Makefile.in (OBJS-common): Add regcprop.o.
8897 * timevar.def (TV_CPROP_REGISTERS): New.
8898 * regrename.c (regrename_optimize): Return 0.
8899 (rest_of_handle_regrename): Delete.
8900 (pass_rename_registers): Point to regrename_optimize.
8901 (struct value_data_entry, struct value_data,
8902 kill_value_one_regno, kill_value_regno, kill_value,
8903 set_value_regno, init_value_data, kill_clobbered_value,
8904 kill_set_value, kill_autoinc_value, copy_value,
8905 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8906 replace_oldest_value_reg, replace_oldest_value_addr,
8907 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8908 debug_value_data, validate_value_data): Move...
8909 * regcprop.c: ... here.
8910 (rest_of_handle_cprop): Delete.
8911 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8913 2009-05-07 Jakub Jelinek <jakub@redhat.com>
8916 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
8917 GEN_INT for 1 << bitnum.
8918 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
8921 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
8923 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
8924 Remove wrong description of "nand" operation.
8926 2009-05-06 Richard Guenther <rguenther@suse.de>
8927 Adam Nemet <anemet@caviumnetworks.com>
8929 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
8930 comment. Add that if LHS is not a gimple register, then RHS1 has
8931 to be a single object (GIMPLE_SINGLE_RHS).
8933 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
8935 * expr.c (get_def_for_expr): Move it up in the file.
8936 (store_field): When expanding a bit-field store, look at the
8937 defining gimple stmt for the masking conversion.
8939 2009-05-06 Janis Johnson <janis187@us.ibm.com>
8942 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
8943 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
8944 32-bit memcpy into long.
8946 2009-05-06 Jakub Jelinek <jakub@redhat.com>
8948 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
8949 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
8951 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
8952 instead of appending DW_OP_deref*.
8954 2009-05-06 Michael Matz <matz@suse.de>
8957 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
8958 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
8960 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
8962 * Makefile.in (install-plugin): Fix srcdir handling.
8964 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
8966 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
8967 when processing for not_regs_needed bitmap.
8968 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
8969 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
8970 handling it for rhs.
8972 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8974 * config/i386/i386.md (unnamed inc/dec peephole): Use
8975 optimize_insn_for_size_p instead of optimize_size.
8976 * config/i386/predicates.md (incdec_operand): Likewise.
8977 (aligned_operand): Likewise.
8978 * config/i386/sse.md (divv8sf3): Likewise.
8979 (sqrtv8sf2): Likewise.
8981 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8983 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
8985 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
8987 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8989 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
8990 ssemodesuffixf2c with avxmodesuffixf2c.
8992 2009-05-06 Joseph Myers <joseph@codesourcery.com>
8995 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
8997 2009-05-05 Jakub Jelinek <jakub@redhat.com>
8999 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
9000 (struct tree_base): Adjust spacing for 8 bit boundaries.
9001 (struct tree_decl_common): Add decl_by_reference_flag bit.
9002 (DECL_BY_REFERENCE): Adjust.
9003 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
9004 print DECL_BY_REFERENCE bit.
9005 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
9006 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
9007 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
9008 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
9012 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
9013 range of the type, but default label is missing, add it with one
9014 of the existing labels instead of adding a new label for it.
9016 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9020 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9022 * Makefile.in (enable_plugin, plugin_includedir): New.
9023 (install): Depend on install-plugin.
9024 (PLUGIN_HEADERS): New.
9025 (install-plugin): New.
9026 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
9028 2009-05-05 Richard Guenther <rguenther@suse.de>
9030 PR tree-optimization/40022
9031 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
9033 (phivn_valid_p): Fix tuplification error, simplify.
9034 (phiprop_insert_phi): Add dumps.
9035 (propagate_with_phi): Simplify.
9037 2009-05-05 Richard Guenther <rguenther@suse.de>
9040 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9042 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9044 * tree.h (strip_float_extensions): Remove duplicate declaration.
9045 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9046 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9047 block_ultimate_origin): Rearrange the declarations line to match the
9048 comment that indicates the .c file which the functions are defined.
9049 (dwarf2out_*, set_decl_rtl): Add comment.
9050 (get_base_address): Adjust comment.
9051 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9052 declarations line and add comment.
9053 (is_builtin_name): Add blank after function name, for clarity.
9055 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9057 * attribs.c (decl_attributes): Use %qE for identifiers in
9059 * cgraphunit.c (verify_cgraph_node): Translate function names to
9060 locale character set in diagnostics.
9061 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9063 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9064 Document that functions are named in UTF-8.
9065 * expr.c (expand_expr_real_1): Translate function names to locale
9066 character set in diagnostics.
9067 * gimplify.c (omp_notice_variable, omp_is_private,
9068 gimplify_scan_omp_clauses): Use %qE for identifiers in
9070 * langhooks.c (lhd_print_error_function): Translate function names
9071 to locale character set.
9072 * langhooks.h (decl_printable_name): Document that return value is
9073 in internal character set.
9074 * stmt.c: Include pretty-print.h
9075 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9077 (resolve_operand_name_1): Translate named operand name to locale
9079 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9081 * toplev.c (announce_function): Translate function names to locale
9083 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9084 (default_tree_printer): Use pp_identifier or translate identifiers
9085 to locale character set. Mark "<anonymous>" for translation.
9086 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9087 for identifiers in diagnostics.
9088 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9090 * varasm.c (output_constructor): Use %qE for identifiers in
9093 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
9095 * configure.ac: use ` ` instead of $()
9096 * configure: Regenerate.
9098 2009-05-05 Ben Elliston <bje@au.ibm.com>
9100 * config/pa/linux-atomic.c: Eliminate conditional include of
9101 errno.h on non-LP64 systems to simplify build requirements.
9103 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9105 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
9107 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
9108 and pass value to identifier_to_locale.
9109 (warn_variable_length_array): Make name a tree.
9110 (grokdeclarator): Separate diagnostic texts for named and unnamed
9111 declarators. Use %qE for named declarators.
9112 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
9114 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
9115 identifiers in diagnostics.
9116 * c-typeck.c (push_member_name, start_init): Pass identifiers to
9117 identifier_to_locale. Mark "anonymous" strings for translation.
9119 2009-05-04 Michael Eager <eager@eagercon.com>
9121 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
9122 address for DImode/DFmode only if double-precision FP regs.
9124 2009-05-04 Michael Eager <eager@eagercon.com>
9126 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
9127 TARGET_SINGLE_FLOAT check.
9129 2009-05-04 Michael Eager <eager@eagercon.com>
9131 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
9133 2009-05-04 Michael Eager <eager@eagercon.com>
9135 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
9136 * config/rs6000/t-xilinx: New
9138 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
9140 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
9141 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
9142 * gcc/explow.c (memory_address): Use target hook.
9143 * gcc/targhooks.c (default_legitimize_address): New.
9144 * gcc/targhooks.h (default_legitimize_address): New.
9145 * gcc/target.h (legitimize_address): New.
9146 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
9147 (TARGET_INITIALIZER): Include it.
9148 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
9150 * config/bfin/bfin-protos.h (legitimize_address): Remove.
9151 * config/bfin/bfin.c (legitimize_address): Remove.
9152 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
9153 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
9155 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
9156 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
9158 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
9159 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
9160 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
9161 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
9162 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
9163 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
9164 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
9165 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
9166 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
9167 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
9168 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
9169 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
9170 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
9171 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
9172 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
9173 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
9174 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
9175 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
9176 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
9177 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
9178 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
9179 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
9180 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
9182 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
9183 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
9184 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
9185 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
9186 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
9187 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
9188 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
9189 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
9190 (thumb_legitimize_address): Delete.
9191 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
9192 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
9193 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
9194 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
9195 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
9196 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
9198 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
9201 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
9202 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
9203 * config/m32r/m32r.c (m32r_legitimize_address): New.
9204 * config/m68k/m68k.c (m68k_legitimize_address): New.
9205 * config/score/score.c (score_legitimize_address): Standardize.
9206 * config/score/score3.c (score3_legitimize_address): Standardize.
9207 * config/score/score3.h (score3_legitimize_address): Adjust.
9208 * config/score/score7.c (score7_legitimize_address): Standardize.
9209 * config/score/score7.h (score7_legitimize_address): Adjust.
9210 * config/sh/sh.c (sh_legitimize_address): New.
9211 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
9213 * gcc/config/s390/s390.c (legitimize_address): Rename to...
9214 (s390_legitimize_address): ... this.
9215 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
9216 (sparc_legitimize_address): ... this.
9217 * gcc/config/i386/i386.c (legitimize_address): Rename to...
9218 (ix86_legitimize_address): ... this.
9219 * gcc/config/avr/avr.c (legitimize_address): Rename to...
9220 (avr_legitimize_address): ... this.
9221 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
9222 (mn10300_legitimize_address): ... this.
9223 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
9224 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
9225 (alpha_expand_mov): Adjust call.
9227 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
9228 * config/spu/spu.c (spu_legitimize_address): Likewise.
9229 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
9230 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
9232 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9234 * intl.c (locale_encoding, locale_utf8): New.
9235 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
9236 * intl.h (locale_encoding, locale_utf8): Declare.
9237 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
9238 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
9240 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
9242 (pp_tree_identifier): Define to call pp_base_tree_identifier.
9243 (pp_base_tree_identifier): Declare as function.
9244 (identifier_to_locale): Declare.
9245 * Makefile.in (pretty-print.o): Update dependencies.
9246 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
9248 2009-05-04 Richard Guenther <rguenther@suse.de>
9251 * builtins.c (fold_builtin_memory_op): Do not decay to element
9252 type if the size matches the whole array.
9254 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9256 * expmed.c (synth_mult): When trying out a shift, pass the result
9259 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9261 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9262 (shiftsub1_cost): New.
9263 (init_expmed): Compute shiftsub1_cost.
9264 (synth_mult): Optimize multiplications by constants of the form
9265 -(2^^m-1) for some constant positive integer m.
9267 2009-05-03 Richard Guenther <rguenther@suse.de>
9270 * c-typeck.c (array_to_pointer_conversion): Do not built
9271 ADDR_EXPRs of arrays of pointer-to-element type.
9272 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9273 up wrong ADDR_EXPRs after-the-fact.
9274 * c-common.c (strict_aliasing_warning): Strip pointer
9275 conversions for obtaining the original type.
9276 * builtins.c (fold_builtin_memset): Handle array types.
9277 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9280 2009-05-03 Richard Guenther <rguenther@suse.de>
9283 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9284 Do not lose casts from array types with unknown extent to array
9285 types with known extent.
9286 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9287 alias set compatibility.
9289 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9291 * flags.h (extra_warnings): Delete.
9292 * toplev.c (process_options): Handle Wuninitialized here.
9293 * opts.c (extra_warnings): Delete.
9294 (set_Wextra): Delete.
9295 (common_handle_option): -Wextra can be handled automatically.
9296 * c-opts.c (c_common_handle_option): Delete obsolete code.
9297 (c_common_post_options): Simplify comment.
9298 * common.opt (W): Add Var.
9300 (Wuninitialized): Initialize to -1.
9302 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9303 Richard Guenther <rguenther@suse.de>
9305 * expr.c (get_def_for_expr): New function.
9306 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9307 SSA rather than trees.
9308 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9309 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9311 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9313 * c-common.c (reswords): Add _Imaginary.
9314 * c-common.c (enum rid): Add RID_IMAGINARY.
9316 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9318 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9319 Patch by Richard Guenther.
9321 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9323 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9324 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9325 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9326 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9327 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9328 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9329 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9330 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9331 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9332 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9333 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9334 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9335 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9336 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9337 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9338 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9339 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9340 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9342 2009-05-02 Richard Guenther <rguenther@suse.de>
9344 PR tree-optimization/39940
9345 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9348 2009-05-02 Richard Guenther <rguenther@suse.de>
9351 * tree-ssa.c (execute_update_addresses_taken): Properly check
9352 if we can mark a variable DECL_GIMPLE_REG_P.
9353 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9354 back to the end of the function.
9355 (is_gimple_reg_type): Remove complex type special casing.
9356 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9359 2009-05-02 Ben Elliston <bje@au.ibm.com>
9361 * doc/collect2.texi (Collect2): Document search path behaviour
9362 when configured with --with-ld.
9364 2009-05-02 Jan Hubicka <jh@suse.cz>
9366 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9367 parameter; update callers.
9368 (coalesce_cost_edge): EH edges are costier because they needs
9369 splitting even if not critical and even more costier when there are
9370 multiple EH predecestors.
9372 2009-05-02 Jan Hubicka <jh@suse.cz>
9374 * except.c (remove_eh_handler_and_replace): Handle updating after
9375 removing TRY blocks.
9377 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9379 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9381 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9383 * varasm.c: Do not include c-pragma.h.
9384 * attribs.c: Do not incude c-common.h.
9386 2009-05-01 Michael Matz <matz@suse.de>
9388 * calls.c (initialize_argument_information): Handle SSA names like
9389 decls with a non MEM_P DECL_RTL.
9391 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9393 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9394 * ipa-utils.c: Likewise.
9395 * ipa-type-escape.c: Likewise.
9396 * cgraphunit.c Do not include c-common.h.
9397 * ipa-pure-const.c: Likewise.
9398 * tree-if-conv.c: Likewise.
9399 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9400 * ipa-struct-reorg.c: Likewise.
9401 * tree-nomudflap.c: Likewise.
9402 * tree-ssa-structalias.c: Likewise.
9404 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9406 * store-motion.c: Many cleanups to make this pass a first-class
9407 citizen instead of an appendix to gcse load motion. Add TODO list
9408 to make this pass faster/cleaner/better.
9410 (struct ls_expr): Post gcse.c-split cleanups.
9411 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9412 "stores" field to "avail_stores".
9413 (pre_ldst_mems): Rename to store_motion_mems.
9414 (pre_ldst_table): Rename to store_motion_mems_table.
9415 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9416 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9417 (ldst_entry): Rename to st_expr_entry, update users.
9418 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9419 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9420 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9422 (first_ls_expr): Rename to first_st_expr, update users.
9423 (next_ls_expr): Rename to next_st_expr, update users.
9424 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9425 fields properly for store motion instead of names inherited from load
9427 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9428 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9431 (ae_kill): Rename to st_kill, update users.
9432 (ae_gen): Rename to st_avloc, update users.
9433 (transp): Rename to st_transp, update users.
9434 (pre_insert_map): Rename to st_insert_map, update users.
9435 (pre_delete_map): Rename to st_delete_map, update users.
9436 (insert_store, build_store_vectors, free_store_memory,
9437 one_store_motion_pass): Update for abovementioned changes.
9439 (gcse_subst_count, gcse_create_count): Remove.
9440 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9441 and "n_stores_created", local variables.
9443 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9446 (regvec, compute_store_table_current_insn): Remove.
9447 (reg_set_info, reg_clear_last_set): Remove.
9448 (compute_store_table): Use DF caches instead of local dataflow
9451 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9453 * c-objc-common.c (c_tree_printer): Print identifiers with
9454 pp_identifier, not pp_string. Mark "({anonymous})" for
9456 * c-pretty-print.c (pp_c_ws_string): New.
9457 (pp_c_cv_qualifier, pp_c_type_specifier,
9458 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9459 pp_c_storage_class_specifier, pp_c_function_specifier,
9460 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9461 pp_c_primary_expression, pp_c_postfix_expression,
9462 pp_c_unary_expression, pp_c_shift_expression,
9463 pp_c_relational_expression, pp_c_equality_expression,
9464 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9465 use pp_string and pp_c_ws_string in place of pp_identifier and
9466 pp_c_identifier for non-identifiers. Mark English strings for
9468 * c-pretty-print.h (pp_c_ws_string): Declare.
9470 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9471 Roland McGrath <roland@redhat.com>
9473 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9474 (ENABLE_LD_BUILDID): New configuration option.
9475 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9476 (LINK_BUILDID_SPEC): New macro.
9477 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9479 * doc/install.texi: Document --enable-linker-build-id option.
9480 * configure: Rebuild.
9481 * config.in: Rebuild.
9483 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9485 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9486 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9487 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9488 MIPS_GP_SAVE_AREA_SIZE.
9489 * config/mips/mips.c (struct mips_frame_info): Update comment
9490 before arg_pointer_offset and hard_frame_pointer_offset.
9491 (mips_compute_frame_info): Update diagram before function: to
9492 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9493 indicate the position of frame_pointer_rtx with -fstack-protector and
9494 to show args_size. Don't allocate cprestore area for leaf functions
9495 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9497 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9499 2009-04-30 Michael Matz <matz@suse.de>
9501 PR tree-optimization/39955
9502 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9504 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9506 * ira.c (setup_cover_and_important_classes): Use safe macro
9507 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9509 * genpreds.c (write_tm_preds_h): Output suitable definition of
9510 REG_CLASS_FOR_CONSTRAINT.
9512 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9514 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9516 * bitmap.c (bitmap_descriptor): Likewise.
9517 * ggc-common.c (loc_descriptor): Likewise.
9518 * varray.c (varray_descriptor): Likewise.
9519 * vec.c (vec_descriptor): Likewise.
9521 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9523 * Makefile.in (dce.o): Add $(EXCEPT_H).
9524 * dce.c: Include except.h and delete redundant vector definitions.
9525 (deletable_insn_p): Return false for non-call insns that can throw
9528 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9530 * gcse.c (ae_gen): Remove.
9531 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9532 and make non-static function to make it available in store-motion.c.
9533 Update call sites with search-and-replace.
9534 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9535 extract_mentioned_regs, extract_mentioned_regs_helper,
9536 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9537 store_killed_in_insn, store_killed_after, store_killed_before,
9538 build_store_vectors, insert_insn_start_basic_block, insert-store,
9539 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9540 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9541 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9542 * store-motion.c: ...new file. Also copy data structures from gcse.c
9543 and clean up to remove parts not used by store motion.
9544 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9545 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9547 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9550 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9551 when optimizing for size.
9553 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9555 * gcse.c (gcse_constant_p): Fix typo in last change.
9557 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9559 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9561 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9563 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9565 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9567 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9568 CONST_HIGH_PART result.
9570 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9572 * config/avr/avr.c (initial_elimination_offset): Rename to
9573 avr_initial_elimination_offset.
9574 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9575 change return type to bool.
9576 (avr_can_eliminate): New function.
9577 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9578 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9579 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9580 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9581 avr_initial_elimination_offset.
9582 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9583 (avr_initial_elimination_offset): Define.
9585 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9586 Steven Bosscher <steven@gcc.gnu.org>
9588 PR rtl-optimization/39938
9589 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9590 * cfgrtl.c: Include insn-attr.h.
9591 (rest_of_pass_free_cfg): New function.
9592 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9593 * resource.c (init_resource_info): Remove call to df_analyze.
9595 2009-04-29 Richard Guenther <rguenther@suse.de>
9598 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9599 allow conversion to signed integers.
9601 2009-04-29 Richard Guenther <rguenther@suse.de>
9603 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9604 shifts of floating point vectors if the shift amount is
9605 a constant multiple of the element size.
9607 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9608 Michael Matz <matz@suse.de>
9612 * tree-outof-ssa.c (emit_partition_copy): New function.
9613 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9614 insert_part_to_rtx_on_edge): Perform the partition base var
9615 copy using emit_partition_copy.
9616 (insert_value_copy_on_edge): Convert constants to the right mode.
9617 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9618 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9620 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9622 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9623 scan backwards to try to find a constant to initialize it.
9625 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9626 insn before the loop_end instruction, don't look past labels.
9628 2009-04-29 Richard Guenther <rguenther@suse.de>
9631 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9632 loose type conversions.
9633 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9634 stmts only if there are no uses of its definition.
9636 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9638 * config/bfin/bfin.h (splitting_loops): Declare.
9639 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9640 Reorder bit definitions to be ascending.
9641 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9642 * config/bfin/bfin.c (splitting_loops): New variable.
9643 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9644 (struct loop_info): Remove members INIT and LOOP_INIT.
9645 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9646 the LSETUP sequence. Allow LC to be loaded from any register, but
9647 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9648 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9650 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9651 of reload_completed.
9654 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9656 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9658 * Makefile.in (PLUGIN_VERSION_H): New.
9659 (OBJS-common): Remove plugin-version.o.
9660 (plugin.o): Depend on (PLUGIN_VERSION_H).
9661 (plugin-version.o): Remove.
9662 * configure: Regenerate
9663 * configure.ac: Create plugin-version.h.
9664 * gcc-plugin.h (plugin_gcc_version): Remove.
9665 (plugin_default_version_check): Change signature.
9666 * plugin-version.c: Remove.
9667 * plugin.c: Include plugin-version.h.
9668 (str_plugin_gcc_version_name): Remove.
9669 (try_init_one_plugin): Pass gcc version to plugin_init.
9670 (plugin_default_version_check): Both gcc and plugin versions are now
9673 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9675 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9676 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9677 Remove special case testing for last insn of inner loops. Don't fail
9678 if the loop ends with a jump, emit an extra nop instead.
9680 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9681 DREGS rather than comparing directly. Remove code that tries to
9682 account for latencies.
9684 2009-04-29 Richard Guenther <rguenther@suse.de>
9686 PR tree-optimization/39941
9687 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9688 eliminating an indirect call.
9690 2009-04-29 Richard Guenther <rguenther@suse.de>
9692 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9693 parameter. Allow invariants as base if !require_lvalue.
9694 (verify_gimple_assign_single): Adjust.
9696 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9698 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9699 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9700 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9701 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9702 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9704 * config/bfin/bfin.c (bfin_expand_builtin,
9705 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9707 2009-04-28 Richard Guenther <rguenther@suse.de>
9709 * tree-vect-loop.c (get_initial_def_for_induction): Use
9710 correct types for pointer increment.
9712 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9714 * toplev.c (print_version): Update GMP version string calculation.
9716 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9718 PR rtl-optimization/39938
9719 * resource.c (init_resource_info): Add call to df_analyze.
9721 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9723 * config/alpha/alpha.md (usegp): Cast the result of
9724 alpha_find_lo_sum_using_gp to enum attr_usegp.
9725 * config/alpha/alpha.c (override_options): Remove end-of-structure
9726 marker element from cpu_table. Use array size of cpu_table to handle
9727 -mcpu and -mtune options.
9728 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9730 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9732 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9733 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9734 tune_32 and tune_64.
9735 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9737 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9738 * config/rs6000/option-defaults.h: ... here. New file.
9739 (OPT_64, OPT_32): Define.
9740 (MASK_64BIT): Define to 0 if not already defined.
9741 (OPT_ARCH64, OPT_ARCH32): Define.
9742 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9745 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9747 * config/arm/arm.c (arm_override_options): Emit error on using
9750 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9752 PR rtl-optimization/39914
9753 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9754 registers for allocnos created from user-defined variables only
9755 when not optimizing.
9757 2009-04-28 Richard Guenther <rguenther@suse.de>
9760 * fold-const.c (fold_binary): Use distribute_real_division only
9763 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9765 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9766 add hpux-stdint.h to tm_file.
9767 (hppa[12]*-*-hpux11*): Ditto.
9768 (ia64*-*-hpux*): Ditto.
9769 * config/hpux-stdint.h: New.
9770 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9771 __STDC_EXT__ for all compiles.
9772 * config/pa/pa-hpux.h: Ditto.
9773 * config/pa/pa-hpux10.h: Ditto.
9774 * config/pa/pa-hpux11.h: Ditto.
9776 2009-04-28 Catherine Moore <clm@codesourcery.com>
9778 * debug.h (set_name): Add comment.
9780 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9783 * config/darwin.c (machopic_gen_offset): Check
9784 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9785 * config/arm/arm.c (require_pic_register): Likewise.
9787 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9789 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9790 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9791 m32c_promote_prototypes): Delete.
9793 2009-04-28 Michael Matz <matz@suse.de>
9796 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9799 2009-04-28 Richard Guenther <rguenther@suse.de>
9801 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9803 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9805 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9806 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9807 * config/arm/arm-tune.md: Regenerate.
9809 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9811 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9812 block if there are complex incoming edges.
9813 (sel_merge_blocks): Remove useless assert.
9814 (sel_redirect_edge_and_branch): Check that edge was redirected.
9815 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9816 (sel_find_rgns): Delete declaration.
9817 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9818 the region when it is not a preheader.
9820 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9823 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9825 2009-04-28 Richard Guenther <rguenther@suse.de>
9827 * tree.h (SSA_NAME_VALUE): Remove.
9828 (struct tree_ssa_name): Remove value_handle member.
9829 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9830 array for jump threading.
9831 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9833 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9834 * tree-flow.h (threadedge_initialize_values): Declare.
9835 (threadedge_finalize_values): Likewise.
9836 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9837 (SSA_NAME_VALUE): Define.
9838 (threadedge_initialize_values): New function.
9839 (threadedge_finalize_values): Likewise.
9840 * tree-ssa-dom.c (ssa_name_values): New global variable.
9841 (SSA_NAME_VALUE): Define.
9842 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9844 2009-04-28 Ira Rosen <irar@il.ibm.com>
9846 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9847 Use REPORT_VECTORIZED_LOCATIONS instead
9848 REPORT_VECTORIZED_LOOPS.
9849 * tree-vectorizer.c (vect_verbosity_level): Make static.
9850 (vect_loop_location): Rename to vect_location.
9851 (vect_set_verbosity_level): Update comment.
9852 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9854 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9855 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9856 instead REPORT_UNVECTORIZED_LOOPS.
9857 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9858 and vect_loop_def to vect_external_def and vect_internal_def.
9859 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9860 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9861 REPORT_UNVECTORIZED_LOCATIONS.
9862 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9863 and vect_used_in_loop and to vect_unused_in_scope and
9865 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9866 (vect_verbosity_level): Remove declaration.
9867 (vect_analyze_operations): Likewise.
9868 (vect_analyze_stmt): Declare.
9869 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9870 REPORT_UNVECTORIZED_LOCATIONS.
9871 (vect_get_loop_niters): Fix indentation.
9872 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9873 (vect_analyze_loop_operations): New function.
9874 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9875 vect_analyze_operations.
9876 (vect_is_simple_reduction): Use new names.
9877 (vectorizable_live_operation, vect_transform_loop): Likewise.
9878 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9879 to specify whether the data references can be a part of interleaving
9881 (vect_analyze_data_ref_dependence): Use new names.
9882 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9883 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9884 * tree-vect-patterns.c (widened_name_p): Use new names.
9885 (vect_recog_dot_prod_pattern): Likewise.
9886 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9887 (process_use, vect_mark_stmts_to_be_vectorized,
9888 vect_model_simple_cost, vect_model_store_cost,
9889 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9890 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9891 vectorizable_operation, vectorizable_type_demotion,
9892 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9893 vectorizable_condition): Likewise.
9894 (vect_analyze_operations): Split into vect_analyze_loop_operations
9896 (vect_analyze_stmt): ... new function.
9897 (new_stmt_vec_info): Use new names.
9898 (vect_is_simple_use): Use new names and fix comment.
9899 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9900 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9902 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9905 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9906 and integer modes for x87 operands. Do not ICE for unsupported size,
9907 generate error instead. Generate error for unsupported operand types.
9908 ['z']: Do not handle HImode memory operands specially. Warning
9909 for floating-point operands. Fallthru to 'Z' for unsupported operand
9910 types. Do not ICE for unsupported size, generate error instead.
9911 (output_387_binary_op): Use %Z to output operands.
9912 (output_fp_compare): Ditto.
9913 (output_387_reg_move): Ditto.
9915 2009-04-28 Ben Elliston <bje@au.ibm.com>
9920 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9922 * builtins.c (c_strlen): Do not warn here.
9923 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9924 * c-common.c (pointer_int_sum): Take an explicit location.
9925 Warn about offsets out of bounds.
9926 * c-common.h (pointer_int_sum): Adjust declaration.
9928 2009-04-27 Ian Lance Taylor <iant@google.com>
9930 * collect2.c (is_ctor_dtor): Change type of ret field in struct
9932 * dce.c (run_fast_df_dce): Change type of old_flags to int.
9933 * df-core.c (df_set_flags): Change return type to int. Change
9934 type of old_flags to int.
9935 (df_clear_flags): Likewise.
9936 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
9937 (df_get_conditional_uses): Likewise.
9938 * df.h (df_set_flags, df_clear_flags): Update declarations.
9939 * dwarf2out.c (struct indirect_string_node): Change type of form
9940 field to enum dwarf_form.
9941 (AT_string_form): Change return type to enum dwarf_form.
9942 * fixed-value.c (fixed_compare): Add cast to enum type.
9943 * fwprop.c (update_df): Change 0 to VOIDmode.
9944 * gensupport.c: Change 0 to UNKNOWN.
9945 * gimple.h (gimple_cond_code): Add cast to enum type.
9946 * haifa-sched.c (reemit_notes): Add cast to enum type.
9947 * hooks.c (hook_int_void_no_regs): Remove function.
9948 * hooks.h (hook_int_void_no_regs): Remove declaration.
9949 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
9950 * predict.c (combine_predictions_for_insn): Add casts to enum type.
9951 * real.c (real_arithmetic): Add cast to enum type.
9952 (real_compare): Likewise.
9953 * target.h (struct gcc_target): Change return type of
9954 branch_target_register_class to enum reg_class.
9955 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
9956 default_branch_target_register_class.
9957 * targhooks.c (default_branch_target_register_class): New function.
9958 * targhooks.h (default_branch_target_register_class): Declare.
9959 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
9960 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
9962 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
9964 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
9965 vect_uninitialized_def. Change 0 to ERROR_MARK.
9966 * tree-vect-stmts.c (supportable_widening_operation): Don't
9967 initialize icode1 and icode2.
9968 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
9969 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
9971 (cmn_err_flag_specs): Change 0 to STD_C89.
9972 (cmn_err_char_table): Likewise.
9973 * config/arm/arm.c (get_arm_condition_code): Change type of code
9974 to enum arm_cond_code.
9975 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
9976 (IWMMXT_BUILTIN2): Likewise.
9977 (neon_builtin_type_bits): Don't define typedef.
9978 (neon_builtin_datum): Change type of bits field to int.
9979 (arm_expand_neon_args): Add cast to enum type.
9980 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
9982 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
9984 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
9986 * config/mips/mips.md (jal_macro): Return enum constant.
9987 (single_insn): Likewise.
9988 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
9990 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9992 * config/s390/s390.c (s390_tune_flags): Change type to int.
9993 (s390_arch_flags): Likewise.
9994 (s390_handle_arch_option): Change flags field of struct pta to int.
9995 * config/s390/s390.h (s390_tune_flags): Update declaration.
9996 (s390_arch_flags): Likewise.
9997 * config/sh/sh.c (prepare_move_operands): Compare
9998 tls_symbolic_operand result with enum constant.
9999 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
10000 (sh_expand_prologue): Add cast to enum type.
10001 (sh_expand_epilogue): Likewise.
10002 (tls_symbolic_operand): Change return type to enum tls_model.
10003 (fpscr_set_from_mem): Add cast to enum type.
10004 (legitimize_pic_address): Compare tls_symbolic_operand result with
10006 (sh_target_reg_class): Change return type to enum reg_class.
10007 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
10009 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
10010 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
10011 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
10012 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
10013 (delayed_branch, tls_call_delay): Likewise.
10014 (eligible_for_sibcall_delay): Likewise.
10015 (eligible_for_return_delay): Likewise.
10016 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10017 (spu_expand_builtin_1): Likewise.
10019 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10020 for all types of conversions.
10021 (output_init_element): Issue -Wc++-compat warning if needed when
10022 initializing a bitfield with enum type.
10023 * c-parser.c (c_parser_expression): Set original_type to
10024 original_type of right hand operand of comman operator.
10026 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10028 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
10030 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
10031 * doc/cpp.texi (Standard Predefined Macros)
10032 (Implementation-defined behavior): Likewise.
10033 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
10034 * doc/gimple.texi (GIMPLE Exception Handling)
10035 (@code{GIMPLE_ASSIGN}): Likewise.
10036 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10037 * doc/invoke.texi (Warning Options, Optimize Options)
10038 (AVR Options, Darwin Options): Likewise.
10039 (Optimize Options): Reformulate -fwhole-program description.
10040 * doc/loop.texi (Lambda): Likewise.
10041 * doc/md.texi (Output Template, Define Constraints)
10042 (Standard Names, Insn Splitting): Likewise.
10043 * doc/options.texi (Option properties): Likewise.
10044 * doc/passes.texi (Tree-SSA passes): Likewise.
10045 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10046 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10047 (File Names and DBX): Likewise.
10048 * doc/trouble.texi (Incompatibilities): Likewise.
10050 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10052 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10053 instruction is correct.
10055 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10057 Allow non-constant arguments to conversion intrinsics.
10058 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10059 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10060 * spu.c (print_operand): Handle 'v' and 'w'.
10061 (exp2_immediate_p, spu_gen_exp2): Define.
10062 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10063 spu_convtf_1): Update parameter descriptions.
10064 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10065 * constraints.md ('v', 'w'): New.
10066 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10068 (i2f, I2F): New define_mode_attr.
10069 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10070 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10071 fixuns_truncv4sfv4si2): Update to use mode attribute.
10072 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10073 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10074 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10075 patterns for combine.
10077 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10079 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10080 (cprop, hoist, pre, store_motion): New debug counters.
10081 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10082 is not an RTL pass anymore.
10083 (pass_profiling): Remove extern decl for pass removed in 2005.
10084 (pass_gcse, pass_jump_bypass): Remove.
10085 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10086 to 0 for clean state.
10087 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10088 * cse.c (gate_handle_cse_after_global_opts,
10089 rest_of_handle_cse_after_global_opts): New functions.
10090 (pass_cse_after_global_opts): New pass, does local CSE.
10091 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
10092 (TV_CPROP): New timevar.
10093 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
10094 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
10095 (gcse_main, recompute_all_luids): Remove.
10096 (compute_hash_table_work): Call max_reg_num instead of reading
10098 (cprop_jump): Don't set run_jump_opt_after_gcse.
10099 (constprop_register): Always allow to alter jumps.
10100 (cprop_insn): Likewise.
10101 (do_local_cprop): Likewise.
10102 (local_cprop_pass): Likewise. Return non-zero if something changed.
10103 (cprop): Remove function, fold interesting bits into one_cprop_pass.
10104 (find_implicit_sets): Add note about missed optimization opportunity.
10105 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
10106 pass_rtl_cprop execute function.
10107 Don't bother tracking the pass number, each pass gets its own dumpfile
10109 Always allow to alter jumpsand bypass jumps.
10110 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
10111 will just find no suitable set.
10112 (pre_edge_insert): Fix dumping, this function is for PRE only.
10113 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
10114 pass_rtl_pre execute function.
10115 (hoist_code): Return non-zero if something changed. Keep track of
10116 substitutions and insertions for statistics gathering similar to PRE.
10117 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
10118 called from the pass_rtl_hoist execute function. Show pass statistics.
10119 (compute_store_table): Use max_reg_num directly instead of using the
10120 formerly global max_gcse_regno.
10121 (build_store_vectors): Likewise.
10122 (replace_store_insn): Fix dumping.
10123 (store_motion): Rename to ...
10124 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
10125 pass, called from the pass_rtl_store_motion execute function. Keep
10126 track of substitutions and insertions for statistics gathering similar
10128 (bypass_jumps): Remove, fold interesting bits into ...
10129 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
10130 from the pass_rtl_cprop execute function.
10131 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10132 pass_jump_bypass): Remove.
10133 (gate_handle_gcse, rest_of_handle_gcse): Remove.
10134 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
10135 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
10136 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
10137 (gate_rtl_store_motion, execute_rtl_store_motion,
10138 pass_rtl_store_motion): New.
10139 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
10140 make it clear that -fcse-skip-blocks is a no-op for backward compat.
10141 * passes.c (init_optimization_passes): Remove pass_gcse and
10142 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
10143 and cse_after_global_opts in place of pass_gcse. Schedule cprop
10144 instead of pass_jump_bypass.
10146 2009-04-27 Richard Guenther <rguenther@suse.de>
10148 PR middle-end/39928
10149 * gimplify.c (gimplify_expr): If we are required to create
10150 a temporary make sure it ends up as register.
10152 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
10155 * config/i386/i386.c (construct_container): Don't call
10156 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
10157 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
10159 2009-04-27 Michael Matz <matz@suse.de>
10161 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
10162 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
10163 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
10164 (dump_replaceable_exprs): Take a bitmap.
10165 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
10167 (expand_gimple_basic_block): Likewise.
10168 * tree-ssa-ter.c (struct temp_expr_table_d): Make
10169 replaceable_expressions member a bitmap.
10170 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
10171 (mark_replaceable): Likewise.
10172 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
10173 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
10175 2009-04-27 Richard Guenther <rguenther@suse.de>
10177 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
10178 (verify_stmts): Dispatch to gimple/type verification code.
10179 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
10180 issue with call argument types.
10182 2009-04-27 Michael Matz <matz@suse.de>
10184 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
10185 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
10188 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
10189 Eric Botcazou <ebotcazou@adacore.com>
10191 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
10192 a label's basic block.
10193 (mark_target_live_regs): Tidy and rework obsolete comments.
10194 Change back DF problem to LIVE. If a label starts a basic block,
10195 assume that all registers that used to be live then still are.
10196 (init_resource_info): If a label starts a basic block, set its
10197 BLOCK_FOR_INSN accordingly.
10198 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
10200 2009-04-27 Richard Guenther <rguenther@suse.de>
10202 * tree-flow-inline.h (function_ann): Remove.
10203 (get_function_ann): Likewise.
10204 * tree-dfa.c (create_function_ann): Remove.
10205 * tree-flow.h (struct static_var_ann_d): Remove.
10206 (struct function_ann_d): Likewise.
10207 (union tree_ann_d): Remove fdecl member.
10208 (function_ann_t): Remove.
10209 (function_ann, get_function_ann, create_function_ann): Remove
10212 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
10214 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
10216 2009-04-27 Jan Hubicka <jh@suse.cz>
10218 * ipa-pure-const.c (struct funct_state_d): New fields
10219 state_previously_known, looping_previously_known; remove
10220 state_set_in_source.
10221 (analyze_function): Use new fields.
10222 (propagate): Avoid assumption that state_set_in_source imply
10225 * tree-ssa-loop-niter.c (finite_loop_p): New function.
10226 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
10227 * cfgloop.h (finite_loop_p): Declare.
10229 2009-04-26 Michael Matz <matz@suse.de>
10231 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
10233 2009-04-26 Michael Matz <matz@suse.de>
10235 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
10236 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
10237 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
10238 pass_mark_used_blocks): Remove.
10239 * tree-optimize.c (pass_free_datastructures,
10240 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
10241 * passes.c (init_optimization_passes): Don't call
10242 pass_mark_used_blocks, remove dead code.
10244 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
10246 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
10247 * tree-ssa-live.h (register_ssa_partition): Likewise.
10249 2009-04-26 Michael Matz <matz@suse.de>
10252 * builtins.c (fold_builtin_next_arg): Handle SSA names.
10253 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
10254 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
10256 (compare_pairs): Swap cost comparison.
10257 (coalesce_ssa_name): Don't use change_partition_var.
10258 * tree-nrv.c (struct nrv_data): Add modified member.
10259 (finalize_nrv_r): Set it.
10260 (tree_nrv): Use it to update statements.
10261 (pass_nrv): Require PROP_ssa.
10262 * tree-mudflap.c (mf_decl_cache_locals,
10263 mf_build_check_statement_for): Use make_rename_temp.
10264 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10265 * alias.c (find_base_decl): Handle SSA names.
10266 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10267 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10268 * rtl.h (set_reg_attrs_for_parm): Declare.
10269 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10270 to "optimized", remove unused locals at finish.
10271 (execute_free_datastructures): Make global, call
10272 delete_tree_cfg_annotations.
10273 (execute_free_cfg_annotations): Don't call
10274 delete_tree_cfg_annotations.
10276 * ssaexpand.h: New file.
10277 * expr.c (toplevel): Include ssaexpand.h.
10278 (expand_assignment): Handle SSA names the same as register variables.
10279 (expand_expr_real_1): Expand SSA names.
10280 * cfgexpand.c (toplevel): Include ssaexpand.h.
10281 (SA): New global variable.
10282 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10283 (SSAVAR): New macro.
10284 (set_rtl): New helper function.
10285 (add_stack_var): Deal with SSA names, use set_rtl.
10286 (expand_one_stack_var_at): Likewise.
10287 (expand_one_stack_var): Deal with SSA names.
10288 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10289 before unique numbers.
10290 (expand_stack_vars): Use set_rtl.
10291 (expand_one_var): Accept SSA names, add asserts for them, feed them
10292 to above subroutines.
10293 (expand_used_vars): Expand all partitions (without default defs),
10294 then only the local decls (ignoring those expanded already).
10295 (expand_gimple_cond): Remove edges when jumpif() expands an
10296 unconditional jump.
10297 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10298 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10300 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10301 members of SA; deal with PARM_DECL partitions here; expand
10302 all PHI nodes, free tree datastructures and SA. Commit instructions
10303 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10304 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10305 info and statements at start, collect garbage at finish.
10306 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10307 (VAR_ANN_PARTITION) Remove.
10308 (change_partition_var): Don't declare.
10309 (partition_to_var): Always return SSA names.
10310 (var_to_partition): Only accept SSA names.
10311 (register_ssa_partition): Only check argument.
10312 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10314 (delete_var_map): Don't free it.
10315 (var_union): Only accept SSA names, simplify.
10316 (partition_view_init): Mark only useful SSA names as used.
10317 (partition_view_fini): Only deal with SSA names.
10318 (change_partition_var): Remove.
10319 (dump_var_map): Use ssa_name instead of partition_to_var member.
10320 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10322 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10323 (struct _elim_graph): New member const_dests; nodes member vector of
10325 (set_location_for_edge): New static helper.
10326 (create_temp): Remove.
10327 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10328 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10329 (new_elim_graph): Allocate const_dests member.
10330 (clean_elim_graph): Truncate const_dests member.
10331 (delete_elim_graph): Free const_dests member.
10332 (elim_graph_size): Adapt to new type of nodes member.
10333 (elim_graph_add_node): Likewise.
10334 (eliminate_name): Likewise.
10335 (eliminate_build): Don't take basic block argument, deal only with
10336 partition numbers, not variables.
10337 (get_temp_reg): New static helper.
10338 (elim_create): Use it, deal with RTL temporaries instead of trees.
10339 (eliminate_phi): Adjust all calls to new signature.
10340 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10341 (rewrite_trees): Only do checking.
10342 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10343 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10344 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10345 contains_tree_r, MAX_STMTS_IN_LATCH,
10346 process_single_block_loop_latch, analyze_edges_for_bb,
10347 perform_edge_inserts): Remove.
10348 (expand_phi_nodes): New global function.
10349 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10350 functions, initialize new parameter, remember partitions having a
10352 (finish_out_of_ssa): New global function.
10353 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10354 don't reset in_ssa_p here, don't disable TER when mudflap.
10355 (pass_del_ssa): Remove.
10356 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10358 (execute_free_datastructures): Declare.
10359 * Makefile.in (SSAEXPAND_H): New variable.
10360 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10361 * basic-block.h (commit_one_edge_insertion): Declare.
10362 * passes.c (init_optimization_passes): Move pass_nrv and
10363 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10364 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10365 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10366 (redirect_branch_edge): Deal with super block when expanding, split
10367 out jump patching itself into ...
10368 (patch_jump_insn): ... here, new static helper.
10370 2009-04-26 Michael Matz <matz@suse.de>
10372 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10373 beyond num_ssa_names.
10374 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10375 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10377 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10379 PR inline-asm/39543
10380 * fwprop.c (forward_propagate_asm): New function.
10381 (forward_propagate_and_simplify): Propagate also into __asm, if it
10382 doesn't increase the number of referenced registers.
10385 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10387 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10389 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10390 note_nonlocal_vla_type for nonlocal VLAs.
10391 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10392 contains_remapped_vars, remap_vla_decls): New functions.
10393 (convert_nonlocal_reference_stmt): If not optimizing, call
10394 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10395 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10396 if it wasn't found in var_map.
10397 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10398 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10399 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10401 * gimplify.c (nonlocal_vlas): New variable.
10402 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10404 (gimplify_body): Create and destroy nonlocal_vlas.
10406 * dwarf2out.c (loc_descr_plus_const): New function.
10407 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10408 mem_loc_descriptor, loc_descriptor_from_tree_1,
10409 descr_info_loc, gen_variable_die): Use it.
10411 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10412 !TREE_STATIC VAR_DECLs.
10413 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10414 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10415 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10416 DECL_BY_REFERENCE is valid.
10417 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10418 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10419 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10420 Copy DECL_BY_REFERENCE.
10421 (struct nesting_copy_body_data): New type.
10422 (nesting_copy_decl): New function.
10423 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10424 if they have variable length.
10426 2009-04-26 Michael Matz <matz@suse.de>
10428 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10429 mark new temporaries for renaming.
10431 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10434 * c-decl.c (global_bindings_p): Return negative value.
10435 (c_variable_size): New. Based on variable_size from
10437 (grokdeclarator): Call c_variable_size not variable_size.
10439 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10441 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10443 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10445 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10446 Redefine it to just use mingw/include.
10447 (ASM_SPEC): Rules for -m32 and -m64.
10448 (LINK_SPEC): Use Likewise.
10449 (SPEC_32): New define.
10450 (SPEC_64): Likewise.
10451 (SUB_LINK_SPEC): Likewise.
10452 (MULTILIB_DEFAULTS): New define.
10453 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10454 Add multilib options.
10455 (MULTILIB_DIRNAMES): Likewise.
10456 (MULTILIB_OSDIRNAMES): Likewise.
10457 (LIBGCC): Likewise.
10458 (INSTALL_LIBGCC): Likewise.
10460 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10463 * c-tree.h (enum c_inline_static_type): New.
10464 (record_inline_static): Declare.
10465 * c-decl.c (struct c_inline_static, c_inline_statics,
10466 record_inline_static, check_inline_statics): New.
10467 (pop_file_scope): Call check_inline_statics.
10468 (start_decl): Call record_inline_static instead of pedwarning
10469 directly for static in inline function.
10470 * c-typeck.c (build_external_ref): Call record_inline_static
10471 instead of pedwarning directly for static referenced in inline
10474 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10476 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10477 not new but only being rescanned.
10478 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10479 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10480 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10481 record_set_info, compute_set, grealloc): Remove.
10482 (recompute_all_luids): New function.
10483 (gcse_main): Don't compute sets, and don't do related memory
10484 allocations/free-ing. If something changed before the end of the
10485 pass, update LUIDs using recompute_all_luids.
10486 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10487 (free_gcse_mem): Don't free it either.
10488 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10489 Use the df insn LUIDs.
10490 (load_killed_in_block): Likewise.
10491 (compute_hash_table_work): Don't compute reg_set_in_block.
10492 (compute_transp): Use DF_REG_DEF_CHAINs.
10493 (local_cprop_pass): Don't use compute_sets and related functions.
10494 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10495 Use get_max_uid() instead of max_cuid.
10496 (insert_insn_end_basic_block, pre_insert_copy_insn,
10497 update_ld_motion_stores): Don't try to
10498 keep reg_set tables up to date.
10499 (pre_insert_copies): Use df insn LUIDs.
10500 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10501 (reg_set_info): Don't use extra bitmap argument.
10502 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10503 information to compute regs_set_in_block.
10504 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10505 (bypass_jumps): Don't use compute_sets and friends.
10507 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10510 * opts.c (undocumented_msg): Do not leave blank even with
10513 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10515 * c-decl.c (build_enumerator): Allow values folding to integer
10516 constants but not integer constant expressions with a pedwarn if
10519 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10522 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10523 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10524 type is an integer constant.
10526 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10529 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10532 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10535 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10536 with variably modified return type and no storage class
10537 specifiers, except for the case of nested functions. Distinguish
10538 extern declarations of functions with variably modified return
10539 types from those of objects with variably modified types.
10541 2009-04-25 Jan Hubicka <jh@suse.cz>
10543 * tree.c (list_equal_p): New function.
10544 * tree.h (list_equal_p): Declare.
10545 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10546 basic_block_def, basic_block, const_basic_block): New.
10547 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10548 (redirect_eh_edge): New function.
10549 (make_eh_edge_update_phi): EH edges are not abnormal.
10550 * except.c: Include tree-flow.h.
10551 (list_match): New function.
10552 (eh_region_replaceable_by_p): New function.
10553 (replace_region): New function.
10554 (hash_type_list): New function.
10555 (hash_eh_region): New function.
10556 (eh_regions_equal_p): New function.
10557 (merge_peers): New function.
10558 (remove_unreachable_regions): Verify EH tree when checking;
10560 (copy_eh_region_1): New function.
10561 (copy_eh_region): New function.
10562 (push_reachable_handler): New function.
10563 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10564 regions without label but with live RESX.
10565 * except.h (redirect_eh_edge_to_label): New.
10566 * tree-flow.h (redirect_eh_edge): New.
10567 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10568 basic_block_def, basic_block, const_basic_block): Remove.
10569 * Makefile.in (except.o): Add dependency on tree-flow.h
10570 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10571 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10574 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10577 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10578 on the destination of memcpy.
10580 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10582 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10583 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10584 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10586 2009-04-25 Jan Hubicka <jh@suse.cz>
10588 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10589 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10590 to be reached by different label than left.
10591 (update_eh_edges): Update comment; remove edge_to_remove if possible
10592 and return true if suceeded.
10593 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10594 (cleanup_eh): Compute sharing map.
10595 * except.c (remove_eh_handler_and_replace): Add argument if we should
10597 (remove_unreachable_regions): Update for label sharing.
10598 (label_to_region_map): Likewise.
10599 (get_next_region_sharing_label): New function.
10600 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10602 (remove_eh_handler): Update.
10603 (remove_eh_region_and_replace_by_outer_of): New function.
10604 * except.h (struct eh_region): Add next_region_sharing_label.
10605 (remove_eh_region_and_replace_by_outer_of,
10606 get_next_region_sharing_label): Declare.
10607 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10609 2009-04-25 Jan Hubicka <jh@suse.cz>
10611 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10612 insert code even if they are not critical.
10614 2009-04-25 Jan Hubicka <jh@suse.cz>
10616 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10617 (gimple_can_remove_branch_p): EH edges won't remove branch by
10619 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10620 updating of non-abnormal EH edges.
10621 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10622 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10623 (split_critical_edges): Split also edges where emitting code on them
10624 will lead to splitting later.
10626 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10627 H.J. Lu <hongjiu.lu@intel.com>
10630 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10631 the configured assembler supports fildq and fistpq mnemonics.
10632 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10633 * configure: Regenerated.
10634 * config.in: Ditto.
10636 * config/i386/i386.c (print_operand): Handle 'Z'.
10637 ['z']: Remove handling of special fild/fist suffixes.
10638 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10639 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10640 suffix of fild insn.
10641 (*floatsi<mode>2_vector_mixed): Ditto.
10642 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10643 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10644 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10645 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10646 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10648 2009-04-25 Ben Elliston <bje@au.ibm.com>
10650 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10651 the source of a set operation.
10653 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10655 * target.h (struct gcc_target): Add case_values_threshold field.
10656 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10657 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10658 * targhooks.c (default_case_values_threshold): New function.
10659 * targhooks.h (default_case_values_threshold): Declare function.
10660 * stmt.c (expand_case): Use case_values_threshold target hook.
10661 * expr.h (case_values_threshold): Remove declartation.
10662 * expr.c (case_values_threshold): Remove function.
10663 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10665 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10666 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10667 (avr_case_values_threshold): Declare as static.
10668 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10670 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10671 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10672 (mn10300_case_values_threshold): New function.
10674 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10676 * ira.c (setup_cover_and_important_classes): Add enum cast.
10678 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10680 * genpreds.c (write_enum_constraint_num): Output definition of
10681 CONSTRAINT_NUM_DEFINED_P macro.
10682 * ira.c (setup_cover_and_important_classes): Use
10683 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10685 2009-04-24 DJ Delorie <dj@redhat.com>
10687 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10688 __SH2A_SINGLE_ONLY__ also.
10690 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10692 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10693 (movdf_internal): Ditto.
10694 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10695 SFmode and DFmode constants.
10696 (ia64_print_operand): Add 'G' format for printing
10697 floating point constants.
10699 2009-04-24 Richard Guenther <rguenther@suse.de>
10701 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10702 from unsigned additions.
10704 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10706 * c-typeck.c (set_init_index): Allow array designators that are
10707 not integer constant expressions with a pedwarn if pedantic.
10709 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10711 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10712 zero if no overlap in nonzero bits between the operands.
10714 2009-04-24 Ian Lance Taylor <iant@google.com>
10716 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10717 (record_dead_and_set_regs): Likewise.
10718 * df.h (struct df_mw_hardreg): Change flags field to int.
10719 (struct df_base_ref): Likewise.
10720 (struct df): Change changeable_flags field to int.
10721 * df-scan.c (df_defs_record): Change clobber_flags to int.
10722 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10723 constants rather than #define macros.
10724 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10725 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10726 (enum dwarf_calling_convention): Likewise.
10727 (enum dwarf_line_number_x_ops): Likewise.
10728 (enum dwarf_call_frame_info): Likewise.
10729 (enum dwarf_source_language): Likewise.
10730 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10731 (add_calling_convention_attribute): Likewise.
10732 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10733 (combine_comparisons): Change compcode to int. Add cast to enum type.
10734 * genrecog.c (maybe_both_true_2): Change c to int.
10735 (write_switch): Likewise. Add cast to enum type.
10736 * gimplify.c (gimplify_omp_for): Handle return values from
10737 gimplify_expr using MIN rather than bitwise or.
10738 (gimplify_expr): Add cast to enum type.
10739 * ipa-prop.c (update_jump_functions_after_inlining): Change
10740 IPA_BOTTOM to IPA_JF_UNKNOWN.
10741 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10742 Add casts to enum type.
10743 (setup_cover_and_important_classes): Change cl to int. Add casts
10745 (setup_class_translate): Change cl and mode to int.
10746 (ira_init_once): Change mode to int.
10747 (free_register_move_costs): Likewise.
10748 (setup_prohibited_mode_move_regs): Add casts to enum type.
10749 * langhooks.c (add_builtin_function_common): Rework assertion that
10750 value fits bitfield.
10751 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10752 * omega.c (omega_do_elimination): Avoid math on enum types.
10753 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10754 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10755 int local to handle integral_argment value.
10756 * regmove.c (try_auto_increment): Change PUT_MODE to
10758 * reload.c (push_secondary_reload): Add casts to enum type.
10759 (secondary_reload_class, find_valid_class): Likewise.
10760 * reload1.c (emit_input_reload_insns): Likewise.
10761 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10762 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10763 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10765 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10766 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10768 (expand_complex_libcall): Add casts to enum type.
10769 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10770 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10771 with ERROR_MARK, not NUM_TREE_CODES.
10772 (vect_create_epilog_for_reduction): Likewise.
10773 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10774 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10775 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10777 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10778 vect_unused_in_loop. Change 0 to loop_vect.
10779 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10780 * var-tracking.c (get_init_value): Change return type to enum
10782 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10783 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10785 (arm_override_options): Add casts to enum type.
10786 (arm_emit_tls_decoration): Likewise.
10787 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10789 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10790 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10791 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10793 * config/s390/s390.c (code_for_builtin_64): Change to array of
10795 (code_for_builtin_31): Likewise.
10796 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10798 * config/sparc/sparc.c (sparc_override_options): Change value
10799 field in struct code_model to enum cmodel. In initializer change
10800 0 to NULL and add cast to enum type.
10802 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10803 Change all callers. Issue a -Wc++-compat warning using
10804 lhs_origtype if necessary.
10805 (convert_for_assignment): Issue -Wc++-compat warnings about
10806 invalid conversions to enum type on assignment.
10807 * c-common.h (build_modify_expr): Update declaration.
10809 2009-04-24 Nick Clifton <nickc@redhat.com>
10811 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10812 (function_arg_advance): Likewise.
10813 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10816 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10818 * config/s390/constraints.md ('I', 'J'): Fix condition.
10820 2009-04-24 Diego Novillo <dnovillo@google.com>
10822 * gengtype-parse.c (parse_error): Add newline after message.
10824 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10826 * config/i386/sse.md (avxmodesuffixs): Removed.
10827 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10828 (*avx_pinsr<ssevecsize>): This.
10830 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10832 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10833 follow chains of regs with a single definition, and allow expressions
10834 that are function_invariant_p.
10835 (simple_rhs_p): Allow expressions that are function_invariant_p.
10837 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10839 PR middle-end/39867
10840 * fold-const.c (fold_cond_expr_with_comparison): When folding
10841 > and >= to MAX, make sure the MAX uses the same type as the
10842 comparison's operands.
10844 2009-04-24 Nick Clifton <nickc@redhat.com>
10846 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10847 addressing for DImode accesses.
10848 (frv_print_operand_address): Handle PLUS case.
10849 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10851 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10853 PR rtl-optimization/39794
10854 * alias.c (canon_true_dependence): Add x_addr argument.
10855 * rtl.h (canon_true_dependence): Adjust prototype.
10856 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10857 * cselib.c (cselib_invalidate_mem): Likewise.
10858 * gcse.c (compute_transp): Likewise.
10859 * dse.c (scan_reads_nospill): Likewise.
10860 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10861 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10862 canon_base_addr of the group, plus optional offset.
10863 (struct group_info): Rename canon_base_mem to
10865 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10866 canon_rtx of base_mem.
10868 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10870 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10871 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10873 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10875 * config/spu/spu-builtins.h: Delete file.
10877 * config/spu/spu.h (enum spu_builtin_type): Move here from
10879 (struct spu_builtin_description): Likewise. Add GTY marker.
10880 Do not use enum spu_function_code or enum insn_code.
10881 (spu_builtins): Add extern declaration.
10883 * config/spu/spu.c: Do not include "spu-builtins.h".
10884 (enum spu_function_code, enum spu_builtin_type_index,
10885 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10886 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10887 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10888 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10889 (spu_builtin_types): Make static. Add GTY marker.
10890 (spu_builtins): Add extern declaration with GTY marker.
10891 Include "gt-spu.h".
10893 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10894 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10895 Check programmatically whether all parameters are scalar.
10897 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10899 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10901 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10902 assignment from the constructor either if the target is volatile.
10904 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10906 * config/arm/arm.md (insv): Do not share operands[0].
10908 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10910 * config/vxlib-tls.c (active_tls_threads): Delete.
10911 (delete_hook_installed): New.
10912 (tls_delete_hook): Don't delete the delete hook.
10913 (tls_destructor): Delete it here.
10914 (__gthread_set_specific): Adjust installing the delete hook.
10915 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
10916 __gthread_leave_tsd_dtor_context.
10918 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
10920 * c-format.c (gcc_tdiag_char_table): Add support for %E.
10922 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
10924 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
10926 (alpha_rtx_costs): Ditto.
10927 (emit_unlikely_jump): Use add_reg_note.
10928 (emit_frame_store_1): Ditto.
10929 (alpha_expand_prologue): Ditto.
10930 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10931 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
10933 2009-04-23 Nick Clifton <nickc@redhat.com>
10935 * config/v850/v850.md (epilogue): Remove suppressed code.
10936 (return): Rename to return_simple and remove test of frame size.
10937 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
10938 to gen_return_simple.
10940 2009-04-22 Jing Yu <jingyu@google.com>
10943 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
10945 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10948 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
10949 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
10950 value is a VECTOR_CST, the element type is the element type of the
10953 2009-04-22 DJ Delorie <dj@redhat.com>
10955 * config/m32c/m32c.h: Update GTY annotations to new syntax.
10957 2009-04-22 Jakub Jelinek <jakub@redhat.com>
10959 * alias.c (find_base_term): Move around LO_SUM case, so that
10960 CONST falls through into PLUS/MINUS handling.
10963 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
10964 into 0, use omit_one_operand.
10966 2009-04-23 Ben Elliston <bje@au.ibm.com>
10968 * config/rs6000/linux-unwind.h (get_regs): Remove type
10969 puns. Change the type of `pc' to an array of unsigned ints and
10970 update all users. Constify frame24.
10972 2009-04-22 DJ Delorie <dj@redhat.com>
10974 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
10975 declarations before code.
10976 (current_function_special_page_vector): Likewise.
10977 (m32c_expand_insv): Silence a warning.
10979 2009-04-21 Taras Glek <tglek@mozilla.com>
10981 * alias.c: Update GTY annotations to new syntax.
10982 * basic-block.h: Likewise.
10983 * bitmap.h: Likewise.
10984 * c-common.h: Likewise.
10985 * c-decl.c: Likewise.
10986 * c-parser.c: Likewise.
10987 * c-pragma.c: Likewise.
10988 * c-tree.h: Likewise.
10989 * cfgloop.h: Likewise.
10990 * cgraph.h: Likewise.
10991 * config/alpha/alpha.c: Likewise.
10992 * config/arm/arm.h: Likewise.
10993 * config/avr/avr.h: Likewise.
10994 * config/bfin/bfin.c: Likewise.
10995 * config/cris/cris.c: Likewise.
10996 * config/darwin.c: Likewise.
10997 * config/frv/frv.c: Likewise.
10998 * config/i386/i386.c: Likewise.
10999 * config/i386/i386.h: Likewise.
11000 * config/i386/winnt.c: Likewise.
11001 * config/ia64/ia64.h: Likewise.
11002 * config/iq2000/iq2000.c: Likewise.
11003 * config/mips/mips.c: Likewise.
11004 * config/mmix/mmix.h: Likewise.
11005 * config/pa/pa.c: Likewise.
11006 * config/pa/pa.h: Likewise.
11007 * config/rs6000/rs6000.c: Likewise.
11008 * config/s390/s390.c: Likewise.
11009 * config/sparc/sparc.c: Likewise.
11010 * config/xtensa/xtensa.c: Likewise.
11011 * cselib.h: Likewise.
11012 * dbxout.c: Likewise.
11013 * dwarf2out.c: Likewise.
11014 * except.c: Likewise.
11015 * except.h: Likewise.
11016 * fixed-value.h: Likewise.
11017 * function.c: Likewise.
11018 * function.h: Likewise.
11019 * gimple.h: Likewise.
11020 * integrate.c: Likewise.
11021 * optabs.c: Likewise.
11022 * output.h: Likewise.
11023 * real.h: Likewise.
11025 * stringpool.c: Likewise.
11026 * tree-data-ref.c: Likewise.
11027 * tree-flow.h: Likewise.
11028 * tree-scalar-evolution.c: Likewise.
11029 * tree-ssa-address.c: Likewise.
11030 * tree-ssa-alias.h: Likewise.
11031 * tree-ssa-operands.h: Likewise.
11032 * tree.c: Likewise.
11033 * tree.h: Likewise.
11034 * varasm.c: Likewise.
11035 * varray.h: Likewise.
11037 * coretypes.h: Do not define GTY macro if it is already defined.
11038 * doc/gty.texi: Update GTY documentation to new syntax.
11039 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11040 annotations on structs.
11041 * gengtype-parse.c: Likewise.
11043 2009-04-22 Mark Heffernan <meheff@google.com>
11045 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11047 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11049 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11052 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11054 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11055 the same as a PLUS without a shift. Increase the cost of a
11058 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11060 * Makefile.in: Update dependencies.
11061 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11062 * errors.h: Remove bogus comment about compatibility.
11063 (warning): Update declaration.
11064 * genautomata.c: Update all calls to warning.
11065 * gimple.c: Do not include errors.h. Include toplev.h.
11066 * tree-ssa-structalias.c: Do not include errors.h.
11067 * omega.c: Likewise.
11068 * tree-ssa-reassoc.c: Likewise.
11069 * config/spu/spu-c.c: Likewise.
11070 * config/spu/t-spu-elf: Update dependencies.
11072 2009-04-22 Richard Guenther <rguenther@suse.de>
11074 PR tree-optimization/39824
11075 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11076 make sure the types are compatible.
11078 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11081 * c-common.c (c_parse_error): Take a token_flags parameter.
11082 Use token_type for the token type instead.
11083 Pass token_flags to cpp_type2name.
11084 * c-common.h (c_parse_error): Update declaration.
11085 * c-parser.c (c_parser_error): Pass 0 as token flags.
11087 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11089 PR rtl-optimization/39580
11090 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
11092 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11094 * function.c (expand_function_end): Do not emit a jump to the "naked"
11095 return label for fall-through returns.
11096 * except.c (sjlj_emit_function_exit): Always place the call to the
11097 unregister function at the location installed by expand_function_end.
11099 2009-04-22 Richard Guenther <rguenther@suse.de>
11101 PR tree-optimization/39845
11102 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
11103 (gen_inbound_check): Likewise.
11105 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
11107 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
11109 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
11110 * config/vxlib.c (__gthread_once): Add race guard for PPC.
11112 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11114 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
11115 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
11116 shift counts to avoid out-of-bounds array accesses.
11118 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11120 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
11121 (Pmode): Move above.
11123 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
11125 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
11126 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
11127 GET_CODE macro. Use IN_RANGE macro where appropriate.
11128 * config/alpha/alpha.h: Ditto.
11129 * config/alpha/alpha.md: Ditto.
11130 * config/alpha/constraints.md: Ditto.
11131 * config/alpha/predicates.md: Ditto.
11133 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11135 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
11136 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11137 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11138 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11139 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11140 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11141 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11142 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11143 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11144 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11145 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11146 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11147 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11148 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11149 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11150 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11151 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11152 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11153 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11154 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11155 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11156 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11157 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11158 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11159 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11160 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11161 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11163 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11165 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
11166 references from comments.
11167 * cfgbuild.c: (count_basic_blocks): Delete.
11168 (find_basic_blocks_1): Delete.
11169 (find_basic_blocks): Delete.
11170 * except.c (finish_eh_generation): Make static. Move comment from
11171 except.h here. Remove find_basic_blocks references from comments.
11172 * except.h (finish_eh_generation): Delete.
11173 * basic-block.h (find_basic_blocks): Delete.
11174 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
11176 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
11178 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
11179 (sdbout_parms): Likewise.
11181 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11183 * config/sh/sh.c (prepare_cbranch_operands): Use
11184 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
11185 (expand_cbranchdi4): Likewise.
11186 (from_compare): Add cast to enum type.
11187 (expand_cbranchsi4): Use add_reg_note.
11188 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
11189 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
11190 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
11191 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11192 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
11193 instead of CODE_FOR_nothing.
11194 (cbranchdi4): Likewise. Fix the order of arguments for
11196 (push_fpscr): Use add_reg_note.
11197 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
11198 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
11200 2009-04-21 Joseph Myers <joseph@codesourcery.com>
11202 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
11203 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11204 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11205 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
11206 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
11207 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
11208 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
11209 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
11210 config/alpha/x-vms, config/arc/t-arc,
11211 config/arm/README-interworking, config/arm/arm-c.c,
11212 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
11213 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
11214 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
11215 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
11216 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
11217 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
11218 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
11219 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
11220 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
11221 config/cris/t-elfmulti, config/crx/t-crx,
11222 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
11223 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
11224 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
11225 config/h8300/t-h8300, config/i386/athlon.md,
11226 config/i386/darwin-libgcc.10.4.ver,
11227 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
11228 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
11229 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
11230 config/i386/t-linux64, config/i386/t-nwld,
11231 config/i386/t-rtems-i386, config/i386/t-sol2-10,
11232 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
11233 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
11234 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
11235 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
11236 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
11237 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
11238 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
11239 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
11240 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
11241 config/m68k/t-uclinux, config/mcore/t-mcore,
11242 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
11243 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
11244 config/mips/crtn.asm, config/mips/irix-crti.asm,
11245 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
11246 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
11247 config/mips/mips-fixed.md, config/mips/sb1.md,
11248 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
11249 config/mips/t-iris6, config/mips/t-isa3264,
11250 config/mips/t-libgcc-mips16, config/mips/t-linux64,
11251 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
11252 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
11253 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
11254 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
11255 config/mn10300/t-linux, config/mn10300/t-mn10300,
11256 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
11257 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
11258 config/picochip/libgccExtras/clzsi2.asm,
11259 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11260 config/rs6000/darwin-libgcc.10.4.ver,
11261 config/rs6000/darwin-libgcc.10.5.ver,
11262 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11263 config/rs6000/t-aix43, config/rs6000/t-aix52,
11264 config/rs6000/t-darwin, config/rs6000/t-fprules,
11265 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11266 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11267 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11268 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11269 config/rs6000/t-rtems, config/rs6000/t-spe,
11270 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11271 config/score/t-score-elf, config/sh/divcost-analysis,
11272 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11273 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11274 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11275 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11276 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11277 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11278 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11279 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11280 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11281 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11282 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11283 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11284 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11285 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11286 * config/h8300/genmova.sh: Include copyright and license notices
11287 in generated output.
11288 * config/h8300/mova.md: Regenerate.
11289 * doc/install.texi2html: Include word "Copyright" in copyright
11290 notice and use name "Free Software Foundation, Inc.".
11291 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11292 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11293 ChangeLog-2007, ChangeLog-2008: Correct dates.
11295 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11297 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11298 NE_EXPR operations as well.
11299 * c-parser.c (c_parser_condition): Do not set location information on
11301 (c_parser_conditional_expression): Likewise.
11302 (c_parser_binary_expression): Set location information on operators.
11303 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11304 TRUTH_NOT_EXPR has been folded.
11305 * fold-const.c (fold_truth_not_expr): Copy location information from
11306 the incoming expression to the outgoing one.
11307 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11308 recursive calls on the LHS of the operator but pass that of the
11309 operator to recursive calls on the RHS of the operator. Set it
11311 (shortcut_cond_expr): Set the locus of the operator on the second
11312 COND_EXPR and that of the expression on the first in degenerate cases.
11313 Pass the locus of the expression to calls to shortcut_cond_r.
11314 Set the locus of the 'then' block on the associated jump, if any.
11315 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11316 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11317 expression to call to gimplify_boolean_expr.
11319 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11321 * config.gcc: Add additional configuration for
11322 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11323 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11324 (CPP_SPEC): Redefine for allowing -municode option.
11325 (STARTFILE_SPEC): Likewise.
11326 * config/i386/t-mingw-w64: New.
11327 * config/i386/mingw-w64.opt: New.
11328 (municode): Add new target option.
11329 * doc/invoke.texi (municode): Add documentation for new option.
11331 2009-04-21 Ian Lance Taylor <iant@google.com>
11333 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11334 Correct test for number of arguments.
11335 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11337 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11339 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11340 argument of emit_library_call.
11342 2009-04-21 Richard Guenther <rguenther@suse.de>
11344 PR middle-end/39829
11345 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11346 inside VIEW_CONVERT_EXPRs.
11348 2009-04-21 Martin Jambor <mjambor@suse.cz>
11350 * tree-switch-conversion.c (build_constructors): Split a long line.
11351 (constructor_contains_same_values_p): New function.
11352 (build_one_array): Create assigns of constants if possible, do not
11353 call mark_sym_for_renaming, call update_stmt.
11354 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11355 make_rename_temp. Do not call mark_symbols_for_renaming, call
11357 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11358 find_new_referenced_vars, call update_stmt.
11359 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11360 instead of calling make_rename_temp. Do not call
11361 find_new_referenced_vars or mark_symbols_for_renaming, call
11364 2009-04-21 Richard Guenther <rguenther@suse.de>
11366 PR tree-optimization/39827
11367 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11368 (tree_ssa_phiprop): Pass the correct array size.
11370 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11372 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11374 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11377 * c-typeck.c (lvalue_p): Move declaration ...
11378 * c-common.h (lvalue_p): ... to here.
11379 * c-common.c (candidate_equal_p): New.
11380 (add_tlist): Use it.
11381 (merge_tlist): Use it.
11382 (warn_for_collisions_1): Likewise.
11383 (warning_candidate_p): Accept more candidates.
11384 (verify_tree): A warning candidate can be an expression. Use
11387 2009-04-21 Ben Elliston <bje@au.ibm.com>
11390 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11391 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11392 options. Remove -mcall-solaris documentation.
11394 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11397 * doc/invoke.texi (-Wlong-long): Update description.
11398 * c-lex (interpret_integer): Only warn if there was no previous
11399 overflow and -Wlong-long is enabled.
11400 * c-decl.c (declspecs_add_type): Drop redundant flags.
11401 * c.opt (Wlong-long): Init to -1.
11402 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11403 and front-end warn_long_long. Wlong-long only depends on other
11404 flags if it is uninitialized.
11405 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11406 the same for CPP and FE.
11407 (restore_extension_diagnostics): Likewise.
11409 2009-04-20 Ian Lance Taylor <iant@google.com>
11411 Fix enum conversions which are invalid in C++:
11412 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11413 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11414 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11415 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11416 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11417 (dbxout_parms): Likewise.
11418 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11419 (df_clear_flags): Likewise.
11420 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11421 top_flag parameter to int.
11422 (df_chain_create_bb_process_use): Likewise.
11423 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11425 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11426 (df_ref_create_structure, df_def_record_1): Likewise.
11427 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11428 (df_notes_rescan): Change 0 to VOIDmode in function call.
11429 (df_get_call_refs, df_insn_refs_collect): Likewise.
11430 (df_bb_regs_collect): Likewise.
11431 (df_entry_block_defs_collect): Likewise.
11432 (df_exit_block_uses_collect): Likewise.
11433 * df.h: Update declarations.
11434 * double-int.c (double_int_divmod): Add cast to enum type.
11435 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11436 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11437 (based_loc_descr): Likewise.
11438 (loc_descriptor_from_tree_1): Change first_op and second_op to
11439 enum dwarf_location_atom. Add cast to enum type.
11440 * expmed.c (init_expmed): Change 0 to SET in function call.
11441 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11442 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11443 (do_store_flag): Likewise.
11444 * fixed-value.h (struct fixed_value): Change mode to enum
11446 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11447 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11449 (insert_insn_decl, insert_decl, insert_state): Likewise.
11450 (automata_list_finish): Likewise.
11451 * genrecog.c (process_define_predicate): Add cast to enum type.
11452 * gensupport.c (init_predicate_table): Add cast to enum type.
11453 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11455 (gimple_build_call_1, gimple_build_label): Likewise.
11456 (gimple_build_goto, gimple_build_asm_1): Likewise.
11457 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11458 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11459 (enum fallback): Rename from enum fallback_t.
11460 (fallback_t): Typedef as int.
11461 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11462 GSI_SAME_STMT in function call.
11463 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11465 (setup_reg_class_relations): Likewise.
11466 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11467 (setup_prohibited_class_mode_regs): Add cast to enum type.
11468 (setup_prohibited_mode_move_regs): Likewise.
11469 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11470 (record_address_regs): Change i to enum reg_class.
11471 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11472 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11473 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11474 (GET_MODE_2XWIDER_MODE): Likewise.
11475 (GET_CLASS_NARROWEST_MODE): Likewise.
11476 * omp-low.c (expand_omp_for): Add cast to enum type.
11477 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11478 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11479 * postreload.c (reload_cse_simplify_operands): Change rclass local
11481 * predict.c (combine_predictions_for_insn): Change best_predictor
11482 and predictor to enum br_predictor.
11483 (combine_predictions_for_bb): Likewise.
11484 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11485 use SET_PREDICT_EXPR_OUTCOME.
11486 * real.c (real_arithmetic): Change icode to code in function call.
11487 * reginfo.c (init_move_cost): Add casts to enum type.
11488 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11489 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11491 * reload.c (find_valid_class): Add casts to enum type.
11492 (push_reload): Change 0 to NO_REGS in function call.
11493 (find_reloads): Change this_alternative to array of enum
11494 reg_class. Remove some now-unnecessary casts.
11495 (make_memloc): Change 0 to VOIDmode in function call.
11496 * reload1.c (reload): Change 0 to VOIDmode in function call.
11497 (eliminate_regs_1, elimination_effects): Likewise.
11498 (eliminate_regs_in_insn): Likewise.
11499 (emit_input_reload_insns): Add cast to enum type.
11500 (delete_output_reload): Change 0 to VOIDmode in function call.
11501 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11502 to enum type in function call.
11503 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11504 (SET_PREDICT_EXPR_OUTCOME): Define.
11505 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11506 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11507 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11508 (dump_function): Likewise.
11509 * tree-dump.h: Update declarations.
11510 * tree-pass.h: Update declarations.
11511 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11512 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11514 (arm_rtx_costs_1): Correct parenthesization.
11515 (arm_rtx_costs): Add casts to enum type.
11516 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11517 (vfp_emit_fstmd): Use add_rg_note.
11518 (emit_multi_reg_push, emit_sfm): Likewise.
11519 (thumb_set_frame_pointer): Likewise.
11520 (arm_expand_prologue): Likewise.
11521 (arm_regno_class): Change return type to enum reg_class.
11522 (thumb1_expand_prologue): Use add_reg_note.
11523 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11524 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11526 * config/arm/gentune.sh: Add cast to enum type.
11527 * config/arm/arm-tune.md: Rebuild.
11528 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11529 (ix86_split_fp_branch, predict_jump): Likewise.
11530 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11531 insn_code to enum rtx_code.
11532 (ix86_builtin_vectorized_function): Add cast to enum type.
11533 * config/i386/i386.md (truncdfsf2): Change slot to enum
11535 (truncxf<mode>2, isinf<mode>2): Likewise.
11536 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11538 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11539 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11540 (insert_bundle_state): Change 1 to INSERT in function call.
11541 (ia64_add_bundle_selector_before): Likewise.
11542 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11543 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11544 (restore_stack_nonlocal): Likewise.
11545 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11547 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11549 (mips_rtx_costs): Likewise.
11550 (mips_override_options): Add casts to enum type.
11551 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11553 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11554 (store_reg, set_reg_plus_d): Likewise.
11555 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11556 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11558 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11560 (emit_unlikely_jump): Use add_reg_note.
11561 (rs6000_emit_allocate_stack): Likewise.
11562 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11563 (output_toc): Change 1 to INSERT in function call.
11564 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11565 (rs6000_initialize_trampoline): Likewise.
11566 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11568 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11569 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11570 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11571 (save_gprs): Use add_reg_note.
11572 (s390_emit_prologue): Likewise.
11573 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11574 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11575 (sparc_fold_builtin): Add cast to enum type.
11576 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11578 (spu_expand_prologue): Use add_reg_note.
11579 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11581 2009-04-20 Ian Lance Taylor <iant@google.com>
11583 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11584 (c_parser_postfix_expression_after_primary): Get VEC for list of
11585 arguments. Get original types of arguments. Call
11586 build_function_call_vec.
11587 (cached_expr_list_1, cached_expr_list_2): New static variables.
11588 (c_parser_expr_list): Change return type to VEC *. Add
11589 p_orig_types parameter. Change all callers.
11590 (c_parser_release_expr): New static function.
11591 (c_parser_vec_to_tree_list): New static function.
11592 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11593 call build_function_call_vec.
11594 (build_function_call_vec): New function, based on old
11595 build_function_call.
11596 (convert_arguments): Remove nargs and argarray parameters. Change
11597 values to a VEC. Add origtypes parameter.
11598 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11599 (convert_for_assignment): Add origtype parameter. Change all
11600 callers. If warn_cxx_compat, check for conversion to an enum
11601 type when calling a function.
11602 (store_init_value): Add origtype parameter. Change all callers.
11603 (digest_init): Likewise.
11604 (struct init_node): Add origtype field.
11605 (add_pending_init): Add origtype parameter. Change all callers.
11606 (output_init_element): Likewise.
11607 (output_pending_init_elements): Pass origtype from init_node to
11608 output_init_element.
11609 (process_init_element): Pass origtype from c_expr to
11610 output_init_element.
11611 (c_finish_return): Add origtype parameter. Change all callers.
11612 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11614 (sync_resolve_params): Likewise.
11615 (sync_resolve_return): Change params to first_param. Change caller.
11616 (resolve_overloaded_builtins): Change params to VEC *. Change
11617 callers. Save first parameter around call to build_function_call_vec.
11618 * c-decl.c (finish_decl): Add origtype parameter. Change all
11619 callers. Call build_function_call_vec rather than
11620 build_function_call for cleanup.
11621 * c-tree.h: Update declarations.
11622 * c-common.h: Update declarations.
11623 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11624 params to first_param.
11625 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11626 params parameter from tree to void *.
11627 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11628 Change arglist parameter to have type void *, and to be a pointer
11630 * config/rs6000/rs6000-protos.h
11631 (altivec_resolve_overloaded_builtin): Update declaration.
11632 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11633 fnargs parameter to have type void *, and to be a pointer to a
11634 VEC. Call build_function_call_vec instead of
11635 build_function_call.
11636 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11638 2009-04-20 Joey Ye <joey.ye@intel.com>
11639 Xuepeng Guo <xuepeng.guo@intel.com>
11640 H.J. Lu <hongjiu.lu@intel.com>
11642 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11644 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11645 (IX86_LEA_PRIORITY): Likewise.
11646 (distance_non_agu_define): New function.
11647 (distance_agu_use): Likewise.
11648 (ix86_lea_for_add_ok): Likewise.
11649 (ix86_dep_by_shift_count): Likewise.
11651 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11652 should split for LEA.
11654 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11656 (ix86_dep_by_shift_count): Likewise.
11658 2009-04-20 Richard Guenther <rguenther@suse.de>
11660 * expr.c (handled_component_p): Move ...
11661 * tree.h (handled_component_p): ... here.
11662 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11663 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11664 and REALPART_EXPR to be in one group.
11666 2009-04-20 Richard Guenther <rguenther@suse.de>
11668 * basic-block.h (get_all_dominated_blocks): Declare.
11669 * dominance.c (get_all_dominated_blocks): New function.
11670 * tree-cfg.c (get_all_dominated_blocks): Remove.
11671 (remove_edge_and_dominated_blocks): Adjust.
11672 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11673 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11674 instead of recursing.
11676 2009-04-20 Doug Kwan <dougkwan@google.com>
11678 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11679 (struct cgraph_node_set_def): New type.
11680 (cgraph_node_set) New type. Also declare vector functions.
11681 (struct cgraph_node_set_element_def): New type.
11682 (cgraph_node_set_element): Ditto.
11683 (cgraph_node_set_iterator): New iterator type.
11684 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11685 cgraph_node_set_remove, dump_cgraph_node_set,
11686 debug_cgraph_node_set): New prototypes.
11687 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11688 cgraph_node_set_size): New inlines.
11689 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11690 including cgraph.h.
11691 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11692 argument to function 'write_summary'.
11693 * ipa.c: Include ggc.h.
11694 (hash_cgraph_node_set_element,
11695 eq_cgraph_node_set_element, cgraph_node_set_new,
11696 cgraph_node_set_add, cgraph_node_set_remove,
11697 cgraph_node_set_find, dump_cgraph_node_set,
11698 debug_cgraph_node_set): New functions.
11699 * Makefile.in (ipa.o): Add dependency on GGC_H.
11701 2009-04-20 Ira Rosen <irar@il.ibm.com>
11703 PR tree-optimization/39675
11704 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11705 check of the return code of vect_schedule_slp. Check that
11706 stmt_vec_info still exists for the statement, before checking its
11707 vectorization type.
11709 2009-04-20 Michael Matz <matz@suse.de>
11711 * Makefile.in (generated_files): Take out $(simple_generated_c).
11713 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11715 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11716 (UINTPTR_TYPE): Likewise.
11718 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11721 * c-typeck.c (digest_init): Check for initializing an array with a
11724 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11727 * c-semantics.c (pop_stmt_list): Propagate
11728 STATEMENT_LIST_HAS_LABEL to parent statement list.
11730 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11732 * config/mips/mips.h (mips_tune_attr): New macro.
11733 * config/mips/mips.md (cpu): Use it.
11735 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11738 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11741 2009-04-19 Diego Novillo <dnovillo@google.com>
11743 * toplev.c (compile_file): Move call to coverage_finish ...
11744 * cgraphunit.c (ipa_passes): ... here.
11745 Call cgraph_process_new_functions.
11746 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11747 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11749 2009-04-19 Jan Hubicka <jh@suse.cz>
11751 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11753 (dump_cgraph_node): Dump can throw external flag.
11754 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11756 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11760 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11761 * common.opt (Wlogical-op): Move from here...
11762 * c.opt (Wlogical-op): ... to here.
11763 * c-typeck.c (parser_build_binary_op): Update call to
11764 warn_logical_operator.
11765 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11767 * c-common.c (warn_logical_op): Update.
11768 * c-common.h (warn_logical_op): Update declaration.
11770 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11772 * tree.c (protected_set_expr_location): Fix formatting.
11774 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11777 * c-typeck.c (readonly_warning): new.
11778 (build_unary_op, build_modify_expr): Use readonly_warning for
11779 storing into something readonly but not const-qualified.
11781 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11784 * c-typeck.c (build_unary_op): Check for taking address of
11785 expression of type void.
11787 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11790 * c-typeck.c (build_function_call): Check for calling a function
11791 with qualified void return types. Call require_complete_type when
11794 2009-04-18 Jan Hubicka <jh@suse.cz>
11796 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11798 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11799 can_throw_external flag.
11800 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11801 * ipa-pure-const.c (ignore_edge): New function.
11802 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11803 only over can_throw_external edges.
11804 (local_pure_const): Add nothrow flag.
11805 * ipa-utils.c (searchc): Add ignore_edge callback.
11806 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11807 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11808 (set_nothrow_function_flags): Update cgraph.
11809 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11811 2009-04-18 Richard Guenther <rguenther@suse.de>
11813 PR middle-end/39804
11814 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11815 (fold_stmt): ... this and ...
11816 (fold_stmt_inplace): ... this.
11817 (fold_stmt_1): Fold references in calls and asms.
11818 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11820 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11822 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11823 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11825 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11827 * tree.c (function_args_count): Remove.
11828 * tree.h: Remove the prototype for function_args_count.
11830 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11832 * tree-iterator.c (expr_only): Remove.
11833 * tree.h: Remove the prototype for expr_only.
11835 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11837 * reginfo.c (cannot_change_mode_set_regs): Remove.
11838 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11840 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11842 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11843 whether operands 0 and 1 overlaps.
11845 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11847 PR middle-end/36902
11848 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11849 pointer. Use warning_at instead of warning.
11850 (search_for_addr_array): Likewise.
11851 (check_array_bounds): Likewise.
11852 (check_all_array_refs): Check that the incoming edge is not in the
11853 list of edges to be removed.
11854 (check_all_array_refs): Avoid the temporal pointer.
11855 (vrp_visit_cond_stmt): Fix typo.
11856 (simplify_switch_using_ranges): Handle the case where the switch
11857 index is an integer constant.
11859 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11861 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11863 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11865 * doc/extend.texi, doc/invoke.texi: Fix typos.
11867 2009-04-17 Cary Coutant <ccoutant@google.com>
11869 * tree-flow-inline.h (get_lineno): Fix inverted test.
11871 2009-04-17 Diego Novillo <dnovillo@google.com>
11873 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11874 assertion for AVAIL_OUT.
11876 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11879 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11880 * config/sh/linux-atomic.asm: Likewise.
11882 2009-04-17 Diego Novillo <dnovillo@google.com>
11884 * except.c (debug_eh_tree): New.
11885 (struct eh_region, struct eh_status): Move ...
11886 * except.h: ... here.
11887 (add_type_for_runtime): Declare extern.
11888 (lookup_type_for_runtime): Likewise.
11889 (debug_eh_tree): Declare.
11890 * Makefile.in (GTFILES): List except.h before except.c
11892 2009-04-17 Diego Novillo <dnovillo@google.com>
11894 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11895 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11896 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11897 (find_vars_r): ... here.
11898 * tree-flow.h (find_referenced_vars_in): Declare.
11899 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11900 that AVAIL_OUT exists for BLOCK.
11901 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11902 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11903 (tree-parloops.o): Likewise.
11905 2009-04-17 Simon Baldwin <simonb@google.com>
11907 * toplev.c (default_tree_printer): Add handling for %E format.
11909 2009-04-17 Diego Novillo <dnovillo@google.com>
11911 * tree-pretty-print.c (dump_generic_node): Add break after
11912 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11913 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
11914 FUNCTION_TYPE together. Call print_struct_decl when printing
11915 structures and TDF_SLIM is not given.
11916 (print_struct_decl): Fix logic for detecting recursion.
11918 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11921 * gcc.c (create_at_file): New.
11922 (compile_input_file_p): New.
11923 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
11924 * main.c (main): Update call to toplev_main.
11925 * toplev.c (toplev_main): Change signature. Call expandargv.
11926 * toplev.h (toplev_main): Change signature.
11928 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11930 * dwarf2out.c (field_byte_offset): Use the type size as the field size
11931 if the latter is not constant.
11933 2009-04-17 David Edelsohn <edelsohn@gnu.org>
11935 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
11937 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11939 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
11940 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
11942 2009-04-17 Richard Guenther <rguenther@suse.de>
11944 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11945 Handle component references view-converting an invariant address.
11947 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
11949 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
11950 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
11951 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
11952 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
11953 Use @deftypevr rather than @deftypevar.
11955 2009-04-17 Richard Guenther <rguenther@suse.de>
11957 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
11958 (get_prop_source_stmt): Likewise.
11959 (can_propagate_from): Likewise.
11961 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
11963 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
11964 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
11965 (--with-multilib-list): Add default value.
11966 * configure: Regenerate.
11967 * Makefile.in (TM_ENDIAN_CONFIG): Define.
11968 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
11969 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
11970 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11971 Don't add default cpu to multilib list unnecessarily, but do enable
11972 the relevant compiler option..
11973 Add support for --with-multilib-list=<blank> and
11974 --with-multilib-list=!<somelib> to supress unwanted multilibs.
11975 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
11976 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
11977 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
11978 TM_MULTILIB_CONFIG.
11979 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
11980 (MULTILIB_OSDIRNAMES): New variable.
11981 * config/sh/t-1e: Delete file.
11982 * config/sh/t-mlib-sh1: Delete file.
11983 * config/sh/t-mlib-sh2: Delete file.
11984 * config/sh/t-mlib-sh2a: Delete file.
11985 * config/sh/t-mlib-sh2a-nofpu: Delete file.
11986 * config/sh/t-mlib-sh2a-single: Delete file.
11987 * config/sh/t-mlib-sh2a-single-only: Delete file.
11988 * config/sh/t-mlib-sh2e: Delete file.
11989 * config/sh/t-mlib-sh3e: Delete file.
11990 * config/sh/t-mlib-sh4: Delete file.
11991 * config/sh/t-mlib-sh4-nofpu: Delete file.
11992 * config/sh/t-mlib-sh4-single: Delete file.
11993 * config/sh/t-mlib-sh4-single-only: Delete file.
11994 * config/sh/t-mlib-sh4a: Delete file.
11995 * config/sh/t-mlib-sh4a-nofpu: Delete file.
11996 * config/sh/t-mlib-sh4a-single: Delete file.
11997 * config/sh/t-mlib-sh4a-single-only: Delete file.
11998 * config/sh/t-mlib-sh4al: Delete file.
11999 * config/sh/t-mlib-sh5-32media: Delete file.
12000 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
12001 * config/sh/t-mlib-sh5-64media: Delete file.
12002 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
12003 * config/sh/t-mlib-sh5-compact: Delete file.
12004 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
12005 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
12006 * doc/install.texi (Options specification): Add
12007 --with-multilib-list and --with-endian.
12009 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12011 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
12013 (OBJS-common): Add plugin-version.o.
12014 (plugin-version.o): New.
12015 * gcc-plugin.h (plugin_gcc_version): New.
12016 (plugin_default_version_check): New.
12017 (plugin_init_func, plugin_init): Add version argument.
12018 * plugin-version.c: New.
12019 * plugin.c (str_plugin_gcc_version_name): New.
12020 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12021 pass it to the init function.
12022 (plugin_default_version_check): New.
12024 2009-04-17 Richard Guenther <rguenther@suse.de>
12026 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
12027 for decl-vs-decl disambiguation.
12029 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
12031 * config/s390/s390.h (s390_tune_attr): New macro definition.
12032 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
12034 2009-04-17 Richard Guenther <rguenther@suse.de>
12036 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12037 (fold_stmt_r): Likewise.
12038 (maybe_fold_reference): New function.
12039 (fold_gimple_assign): Handle cases fold_stmt_r did.
12040 (fold_stmt): Do not use fold_stmt_r.
12041 (fold_stmt_inplace): Likewise.
12043 2009-04-17 Richard Guenther <rguenther@suse.de>
12045 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12046 (record_equivalences_from_stmt): Remove useless checks and
12048 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12049 the type is already suitable.
12051 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12053 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12055 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12057 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12058 (CMPtype): Define as __gcc_CMPtype.
12060 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12062 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12063 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12065 2009-04-17 Richard Guenther <rguenther@suse.de>
12067 PR tree-optimization/39746
12068 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12069 special-casing for builtins and static variable use/def.
12070 (call_may_clobber_ref_p_1): Likewise.
12072 2009-04-16 Ian Lance Taylor <iant@google.com>
12074 * df.h: Include "timevar.h".
12075 (struct df_problem): Change tv_id field to timevar_id_t.
12076 * tree-pass.h: Include "timevar.h".
12077 (struct opt_pass): Change tv_id field to timevar_id_t.
12078 * timevar.h (timevar_id_t): Define TV_NONE.
12079 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12080 TV_NONE rather than tv_id != 0.
12081 (execute_one_pass): Likewise.
12082 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12083 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12084 dependencies to $(TREE_PASS_H).
12085 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12087 (pass_branch_target_load_optimize2): Likewise.
12088 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12089 (pass_outof_cfg_layout_mode): Likewise.
12090 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12091 (pass_rebuild_cgraph_edges): Likewise.
12092 (pass_remove_cgraph_callee_edges): Likewise.
12093 * df-core.c (pass_df_initialize_opt): Likewise.
12094 (pass_df_initialize_no_opt): Likewise.
12095 (pass_df_finish): Likewise.
12096 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
12097 * except.c (pass_set_nothrow_function_flags): Likewise.
12098 (pass_convert_to_eh_region_ranges): Likewise.
12099 * final.c (pass_compute_alignments): Likewise.
12100 * function.c (pass_instantiate_virtual_regs): Likewise.
12101 (pass_init_function): Likewise.
12102 (pass_leaf_regs): Likewise.
12103 (pass_match_asm_constraints): Likewise.
12104 * gimple-low.c (pass_lower_cf): Likewise.
12105 (pass_mark_used_blocks): Likewise.
12106 * init-regs.c (pass_initialize_regs): Likewise.
12107 * integrate.c (pass_initial_value_sets): Likewise.
12108 * ira.c (pass_ira): Likewise.
12109 * jump.c (pass_cleanup_barriers): Likewise.
12110 * omp-low.c (pass_expand_omp): Likewise.
12111 (pass_lower_omp): Likewise.
12112 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
12113 * recog.c (pass_split_all_insns): Likewise.
12114 (pass_split_after_reload): Likewise.
12115 (pass_split_before_regstack): Likewise.
12116 (pass_split_before_sched2): Likewise.
12117 (pass_split_for_shorten_branches): Likewise.
12118 * reginfo.c (pass_reginfo_init): Likewise.
12119 (pass_subregs_of_mode_init): Likewise.
12120 (pass_subregs_of_mode_finish): Likewise.
12121 * passes.c (pass_postreload): Likewise.
12122 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
12123 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
12124 (pass_warn_function_return): Likewise.
12125 (pass_warn_function_noreturn): Likewise.
12126 * tree-complex.c (pass_lower_complex): Likewise.
12127 (pass_lower_complex_O0): Likewise.
12128 * tree-if-conv.c (pass_if_conversion): Likewise.
12129 * tree-into-ssa.c (pass_build_ssa): Likewise.
12130 * tree-mudflap.c (pass_mudflap_1): Likewise.
12131 (pass_mudflap_2): Likewise.
12132 * tree-nomudflap.c (pass_mudflap_1): Likewise.
12133 (pass_mudflap_2): Likewise.
12134 * tree-nrv.c (pass_return_slot): Likewise.
12135 * tree-object-size.c (pass_object_sizes): Likewise.
12136 * tree-optimize.c (pass_all_optimizations): Likewise.
12137 (pass_early_local_passes): Likewise.
12138 (pass_all_early_optimizations): Likewise.
12139 (pass_cleanup_cfg): Likewise.
12140 (pass_cleanup_cfg_post_optimizing): Likewise.
12141 (pass_free_datastructures): Likewise.
12142 (pass_free_cfg_annotations): Likewise.
12143 (pass_fixup_cfg): Likewise.
12144 (pass_init_datastructures): Likewise.
12145 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
12146 (pass_late_warn_uninitialized): Likewise.
12147 (pass_update_address_taken): Likewise.
12148 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
12149 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
12150 (pass_cse_sincos): Likewise.
12151 (pass_convert_to_rsqrt): Likewise.
12152 * tree-ssa-structalias.c (pass_build_alias): Likewise.
12153 * tree-stdarg.c (pass_stdarg): Likewise.
12154 * tree-tailcall.c (pass_tail_recursion): Likewise.
12155 (pass_tail_calls): Likewise.
12156 * tree-vect-generic.c (pass_lower_vector): Likewise.
12157 (pass_lower_vector_ssa): Likewise.
12158 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
12160 2009-04-16 Joseph Myers <joseph@codesourcery.com>
12162 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
12164 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
12166 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
12167 logical and signext.
12169 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
12172 * config/sh/predicates.md (arith_operand): Check if the operand
12173 of TRUNCATE is a REG.
12175 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12177 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12178 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12180 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12182 * tree-iterator.c (tsi_split_statement_list_after,
12183 tsi_split_statement_list_before): Remove.
12184 * tree-iterator.h: Remove the prototypes for
12185 tsi_split_statement_list_after and tsi_split_statement_list_before.
12187 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12189 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
12190 * tree-ssa-propagate.h: Remove the prototype for
12191 stmt_makes_single_load.
12193 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12195 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
12196 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
12198 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12200 * tree-iterator.c (EXPR_LAST_BODY): Remove.
12202 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12204 * except.c (eh_region_outer_p): Remove.
12205 * except.h: Remove the prototype for eh_region_outer_p.
12207 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12209 * function.c (current_function_assembler_name): Remove.
12210 * function.h: Remove the prototype for
12211 current_function_assembler_name.
12213 2009-04-16 Ian Lance Taylor <iant@google.com>
12215 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
12216 (add_reg_note): Call alloc_reg_note.
12217 * rtl.h (alloc_reg_note): Declare.
12218 * combine.c (try_combine): Use alloc_reg_note.
12219 (recog_for_combine, move_deaths): Likewise.
12220 (distribute_notes): Use alloc_reg_note and add_reg_note.
12221 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
12222 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
12223 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
12225 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
12227 PR rtl-optimization/39762
12228 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
12229 ira_may_move_out_cost): Add comments about way of their usage.
12230 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
12232 * ira-conflicts.c (process_regs_for_copy): Use function
12233 ira_get_register_move_cost instead of global
12234 ira_register_move_cost.
12236 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
12237 color_pass, move_spill_restore, update_curr_costs): Ditto.
12239 * ira-lives.c (process_single_reg_class_operands): Ditto.
12241 * ira-emit.c (emit_move_list): Ditto.
12243 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
12244 (record_reg_classes): Ditto. Use functions
12245 ira_get_register_move_cost and ira_get_may_move_cost instead of
12246 global vars ira_register_move_cost, ira_may_move_out_cost and
12247 ira_may_move_in_cost.
12248 (record_address_regs): Don't call ira_init_register_move_cost.
12249 Use function ira_get_may_move_cost instead of global
12250 ira_may_move_in_cost.
12251 (process_bb_node_for_hard_reg_moves): Use function
12252 ira_get_register_move_cost instead of global ira_register_move_cost.
12253 (ira_costs): Don't call ira_init_register_move_cost.
12255 2009-04-16 Richard Guenther <rguenther@suse.de>
12257 * tree-cfg.c (verify_gimple_assign_binary):
12258 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12259 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12260 (create_general_new_stmt): Note that this function is broken.
12262 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12264 * common.opt (fhelp): Add Var(help_flag).
12265 * gcc-plugin.h (plugin_info): Add help.
12266 * plugin.c (plugin_name_args): Add help.
12267 (register_plugin_info): Set plugin->help.
12268 (print_help_one_plugin): New.
12269 (print_plugins_help): New.
12270 * plugin.h (print_plugins_help): New.
12271 * toplev.c (toplev_main): Call print_plugins_help if needed.
12273 2009-04-16 Richard Guenther <rguenther@suse.de>
12275 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12276 (gimple_ior_addresses_taken_1): New function.
12277 (gimple_ior_addresses_taken): Likewise.
12278 * gimple.h (struct gimple_statement_with_ops_base): Remove
12279 addresses_taken member.
12280 (gimple_ior_addresses_taken): Declare.
12281 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12282 gimple_set_addresses_taken): Remove.
12283 * ipa-reference.c (mark_address): New function.
12284 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12285 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12286 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12287 (gimple_add_to_addresses_taken): Remove.
12288 (get_tmr_operands): Call mark_address_taken.
12289 (get_asm_expr_operands): Likewise.
12290 (get_expr_operands): Likewise.
12291 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12292 (free_stmt_operands): Do not free it.
12293 * tree-ssa.c (delete_tree_ssa): Likewise.
12294 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12296 2009-04-16 Richard Guenther <rguenther@suse.de>
12298 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12299 (walk_stmt_load_store_ops): Likewise.
12300 * gimple.c (get_base_loadstore): New function.
12301 (walk_stmt_load_store_addr_ops): Likewise.
12302 (walk_stmt_load_store_ops): Likewise.
12303 * ipa-pure-const.c (check_op): Simplify.
12304 (check_load, check_store): New functions.
12305 (check_stmt): Use walk_stmt_load_store_ops.
12306 * ipa-reference.c (mark_load): Adjust signature.
12307 (mark_store): Likewise.
12308 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12310 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12312 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12313 (plugin_info): New.
12314 * opts.c (common_handle_option): Don't call print_version.
12315 * plugin.c (plugin_name_args): Add version.
12316 (register_plugin_info): New.
12317 (register_callback): Handle PLUGIN_INFO.
12318 (try_init_one_plugin): New.
12319 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12321 (finalize_one_plugin): New.
12322 (finalize_plugins): New.
12323 (print_one_plugin): New.
12324 (print_plugins_versions): New.
12325 * plugin.h (print_plugins_versions): New.
12326 (finalize_plugins): New.
12327 * toplev.c (compile_file): Don't call initialize_plugins.
12328 (print_version): Call print_plugins_versions.
12329 (toplev_main): Call initialize_plugins. Print version if needed.
12330 Call finalize_plugins.
12332 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12334 * common.opt (fversion): New.
12335 * gcc.c (print_version): New.
12336 (process_command): Don't print the version. Just set print_version.
12337 (main): Print version. Call subprocesses if print_version and
12338 verbose_flag are set.
12339 * opts.c (common_handle_option): Handle OPT_fversion.
12341 2009-04-16 Richard Guenther <rguenther@suse.de>
12342 Ira Rosen <irar@il.ibm.com>
12344 PR tree-optimization/39698
12345 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12346 type of the reduction variable. Only generate the def if
12349 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12350 make sure to first convert to an integer of the same precision.
12351 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12352 the type of the evolution correctly in computing the new
12353 induction variable base.
12355 2009-04-16 Richard Guenther <rguenther@suse.de>
12357 PR middle-end/39625
12358 * tree-cfg.c (make_blocks): Split statements with to-be
12359 abnormal SSA names on the lhs.
12361 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12363 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12364 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12365 * c-typeck.c (really_start_incremental_init): Likewise.
12366 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12367 (TARGET_INITIALIZER): Remove it.
12368 * target.h (struct target): Remove vector_opaque_p.
12369 * tree.c (build_opaque_vector_type): New.
12370 * tree.h (TYPE_VECTOR_OPAQUE): New.
12371 (build_opaque_vector_type): Declare.
12372 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12373 * config/rs6000/rs6000.c (build_opaque_vector_type,
12374 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12375 (rs6000_init_builtins): Use build_opaque_vector_type for
12376 opaque_V4SI_type_node.
12378 2009-04-15 Catherine Moore <clm@codesourcery.com>
12380 * debug.h (set_name): Declare.
12381 * dwarf2out.c (dwarf2out_set_name): Declare.
12382 (dwarf2_debug_hooks): Add set_name.
12383 (find_AT_string): New.
12384 (add_AT_string): Call find_AT_string.
12385 (dwarf2out_set_name): New.
12386 * cp/decl.c (grokdeclarator): Call set_name.
12387 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12388 * debug.c (do_nothing_debug_hooks): Likewise.
12389 * dbxout.c (dbx_debug_hooks): Likewise.
12390 * sdbout.c (sdb_debug_hooks): Likewise.
12392 2009-04-15 Michael Eager <eager@eagercon.com>
12394 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12395 reg for single-precision FPU.
12396 * config/rs6000/rs6000.md (movsi_internal1): Only for
12397 !TARGET_SINGLE_FPU.
12398 (movsi_internal1_single): New. Add pattern to move SI values to/from
12399 single-precision FP regs.
12401 2009-04-15 Richard Guenther <rguenther@suse.de>
12403 * omp-low.c (lower_rec_input_clauses): Build correct address
12405 (expand_omp_for_generic): Fix multiplication type.
12406 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12407 (generate_memset_zero): Fix types.
12408 * tree-profile.c (prepare_instrumented_value): Correctly
12411 2009-04-15 Ian Lance Taylor <iant@google.com>
12413 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12414 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12415 for -Wall and for -Wc++-compat.
12416 (c_common_post_options): For C++, set warn_enum_compare if not
12418 * c-tree.h (struct c_expr): Add field original_type.
12419 (build_external_ref): Update declaration.
12420 * c-parser.c (c_parser_braced_init): Set original_type.
12421 (c_parser_initelt): Likewise.
12422 (c_parser_expr_no_commas): Likewise.
12423 (c_parser_conditional_expression): Likewise.
12424 (c_parser_cast_expression): Likewise.
12425 (c_parser_unary_expression): Likewise. Pull setting of
12426 original_code to top of function.
12427 (c_parser_sizeof_expression): Set original_type.
12428 (c_parser_alignof_expression): Likewise.
12429 (c_parser_postfix_expression): Likewise. Pull setting of
12430 original_code to top of function.
12431 (c_parser_postfix_expression_after_paren_type): Set original_type.
12432 (c_parser_postfix_expression_after_primary): Likewise.
12433 (c_parser_expression): Likewise.
12434 * c-typeck.c (build_external_ref): Add type parameter. Change all
12436 (c_expr_sizeof_expr): Set original_type field.
12437 (parser_build_unary_op): Likewise.
12438 (parser_build_binary_op): Likewise. Optionally warn about
12439 comparisons of enums of different types.
12440 (digest_init): Set original_type field.
12441 (really_start_incremental_init): Likewise.
12442 (push_init_level, pop_init_level): Likewise.
12443 * doc/invoke.texi (Warning Options): -Wenum-compare now
12446 2009-04-15 Richard Guenther <rguenther@suse.de>
12448 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12449 out a necessary conversion.
12450 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12451 names we didn't value number.
12452 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12454 2009-04-15 Richard Guenther <rguenther@suse.de>
12456 PR tree-optimization/39764
12457 * tree-ssa-ccp.c (get_value): Canonicalize value with
12458 canonicalize_float_value.
12460 2009-04-15 Jan Hubicka <jh@suse.cz>
12462 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12463 Wrong version of patch.
12465 2009-04-15 Jan Hubicka <jh@suse.cz>
12467 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12469 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12471 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12472 our distinct integral and vector types.
12474 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12476 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12477 * init.c (build_vtbl_address): Remove call to assemble_external.
12479 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12481 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12482 output for other floating point modes.
12484 2009-04-14 Diego Novillo <dnovillo@google.com>
12486 * diagnostic.c (diagnostic_report_diagnostic): Do not
12487 warn about loaded plugins for DK_ERROR and DK_WARNING.
12488 * c-decl.c (declspecs_add_type): Move call to
12489 invoke_plugin_callbacks ...
12490 * c-parser.c (c_parser_declspecs): ... here.
12491 * plugin.c (dump_active_plugins): Tidy output.
12493 2009-04-14 Diego Novillo <dnovillo@google.com>
12494 Le-Chun Wu <lcwu@google.com>
12496 * configure.ac: Add --enable-plugin support.
12497 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12498 * Makefile.in (PLUGIN_H): Define.
12499 Export ENABLE_PLUGIN and GMPINC to site.exp.
12500 Add PLUGINLIBS to link command.
12501 Add/modify dependencies for plugin.o and files including plugin.h.
12503 * config.in: Regenerate.
12505 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12508 2009-04-14 Le-Chun Wu <lcwu@google.com>
12510 * tree-pass.h (register_one_dump_file): Add a prototype for
12511 register_one_dump_file.
12512 * toplev.c (compile_file): Call initialize_plugins.
12513 (do_compile): Call invoke_plugin_callbacks.
12514 (toplev_main): Call invoke_plugin_callbacks.
12515 * common.opt: Add -fplugin= and -fplugin-arg-.
12516 * gcc-plugin.h: New public header file for plugins to include.
12517 * plugin.c: New source file.
12518 * plugin.h: New internal header file.
12519 * passes.c (register_one_dump_file): Make it external.
12521 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12523 2009-04-14 Diego Novillo <dnovillo@google.com>
12525 * doc/plugins.texi: New.
12526 * doc/gccint.texi: Add reference to Plugins chapter.
12527 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12528 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12529 loaded plugins, if any.
12530 * timevar.def (TV_PLUGIN_INIT): Define.
12531 (TV_PLUGIN_RUN): Define.
12532 * plugin.c: Include timevar.h
12533 (plugins_active_p): New.
12534 (dump_active_plugins): New.
12535 (debug_active_plugins): New.
12537 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12539 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12541 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12543 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12545 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12546 the same as a minus without a shift.
12548 2009-04-14 Nick Clifton <nickc@redhat.com>
12550 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12551 comparisons with small integers will always produce a short
12554 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12557 2008-12-19 Diego Novillo <dnovillo@google.com>
12559 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12561 2009-04-14 Richard Guenther <rguenther@suse.de>
12563 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12565 (verify_gimple_assign_binary): Likewise. Handle shifts and
12567 (verify_gimple_phi): Print the mismatched argument position.
12568 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12570 (vect_update_init_of_dr): Likewise.
12571 * matrix-reorg.c (transform_access_sites): Do what the
12573 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12575 2009-04-13 Michael Eager <eager@eagercon.com>
12577 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12578 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12579 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12580 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12581 remove duplicate config
12583 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12585 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12586 file_name:line_number type locator of the call site.
12588 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12590 * genautomata.c: Put blank after comma.
12591 (automaton_decls): New.
12592 (struct unit_usage): Add comments to member next.
12593 (store_alt_unit_usage): Keep the list ordered.
12594 (unit_present_on_list_p, equal_alternatives_p): New.
12595 (check_regexp_units_distribution): Check units distribution
12596 correctness correctly.
12597 (main): Don't write automata if error is found. Return correct
12600 * config/m68k/cf.md (cfv4_ds): Remove.
12601 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12602 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12604 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12605 power4-load-ext, power4-store, power4-store-update,
12606 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12607 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12608 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12609 power4-sqrt, power4-isync): Modify reservation to make correct
12610 unit distribution to automata.
12612 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12613 power5-store-update, power5-two, power5-three, power5-lmul,
12614 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12616 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12618 * except.c (pass_set_nothrow_function_flags): Set name and add
12620 (set_nothrow_function_flags): Mention in the dump file when
12621 changing a function to nothrow.
12623 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12626 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12627 instead of unsigned long.
12629 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12631 * config/arm/arm.c (return_used_this_function): Remove.
12632 (arm_output_function_prologue): Remove use of
12633 return_used_this_function.
12634 (output_return_instruction): Replace use of
12635 return_used_this_function
12636 by cfun->machine->return_used_this_function.
12637 (arm_output_epilogue): Likewise.
12638 (arm_output_function_epilogue): Likewise.
12639 (thumb_unexpanded_epilogue): Likewise.
12640 * config/arm/arm.h (struct machine_function):
12641 New member return_used_this_function.
12643 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12645 * doc/install.texi: Correct description of default directory for
12646 --with-gxx-include-dir.
12648 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12650 * fold-const.c (build_range_check): Properly deal with enumeral and
12651 boolean base types.
12653 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12655 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12656 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12657 * params.h (MAX_GCSE_PASSES): Remove.
12658 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12659 in sequence. Remove ability to run multiple passes.
12660 (bypass_jumps): Report run as third CPROP pass.
12662 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12664 PR middle-end/39651
12665 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12666 when deciding whether the whole SEQUENCE can throw.
12668 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12671 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12672 offseted label references.
12674 2009-04-11 Jan Hubicka <jh@suse.cz>
12676 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12678 2009-04-11 Richard Guenther <rguenther@suse.de>
12680 PR middle-end/39732
12681 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12682 return variables as TREE_ADDRESSABLE.
12684 2009-04-11 Richard Guenther <rguenther@suse.de>
12686 PR tree-optimization/39713
12687 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12688 reference trees have SSA_NAME operands.
12690 2009-04-11 Richard Guenther <rguenther@suse.de>
12693 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12694 address expressions.
12696 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12698 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12699 match changes in Cygwin 1.7
12700 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12701 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12703 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12705 PR tree-optimization/39701
12706 * doc/invoke.texi (Optimization Options): Document change in
12707 meaning and initialization of -fdelete-null-pointer-checks.
12709 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12711 PR middle-end/39701
12712 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12714 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12717 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12719 2009-04-10 Chao-ying Fu <fu@mips.com>
12721 * doc/tm.texi (Instruction Output): Document
12722 TARGET_ASM_FINAL_POSTSCAN_INSN.
12723 * target.h (final_postscan_insn): New field in asm_out.
12724 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12725 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12726 * final.c (final_scan_insn): Call
12727 targetm.asm_out.final_postscan_insn after outputting
12728 an asm macro and a normal instruction.
12730 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12731 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12732 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12733 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12734 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12736 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12738 PR middle-end/39701
12739 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12740 variables as non-NULL even with -fdelete-null-pointer-checks.
12742 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12744 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12746 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12749 * config/i386/i386.c (classify_argument): Handle SCmode with
12750 (bit_offset % 64) != 0.
12752 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12754 * doc/invoke.texi (Optimize Options): Add cross-reference to
12755 -Q --help=optimizers examples.
12757 2009-04-10 Ben Elliston <bje@au.ibm.com>
12760 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12761 regalign for the reg == fpr and TDmode case.
12763 2009-04-09 David Ayers <ayers@fsfe.org>
12766 * objc/objc-act.c (warn_with_method): Remove helper function.
12767 (check_duplicates): Call warning and inform directly.
12768 (really_start_method): Likewise.
12770 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12772 * expmed.c (expand_divmod): Always use a comparison for a division
12773 by a large unsigned integer.
12775 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12776 for things others than variables or functions as nonzero.
12778 2009-04-09 Nick Clifton <nickc@redhat.com>
12780 * unwind-compat.c: Change copyright header to refer to version
12781 3 of the GNU General Public License with version 3.1 of the
12782 GCC Runtime Library Exception and to point readers at the
12783 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12784 * config/alpha/crtfastmath.c: Likewise.
12785 * config/alpha/linux-unwind.h: Likewise.
12786 * config/alpha/qrnnd.asm: Likewise.
12787 * config/alpha/vms-crt0-64.c: Likewise.
12788 * config/alpha/vms-crt0.c: Likewise.
12789 * config/alpha/vms-dwarf2.asm: Likewise.
12790 * config/alpha/vms-dwarf2eh.asm: Likewise.
12791 * config/alpha/vms-psxcrt0-64.c: Likewise.
12792 * config/alpha/vms-psxcrt0.c: Likewise.
12793 * config/alpha/vms_tramp.asm: Likewise.
12794 * config/arc/initfini.c: Likewise.
12795 * config/arc/lib1funcs.asm: Likewise.
12796 * config/arm/bpabi-v6m.S: Likewise.
12797 * config/arm/bpabi.S: Likewise.
12798 * config/arm/bpabi.c: Likewise.
12799 * config/arm/crti.asm: Likewise.
12800 * config/arm/crtn.asm: Likewise.
12801 * config/arm/ieee754-df.S: Likewise.
12802 * config/arm/ieee754-sf.S: Likewise.
12803 * config/arm/lib1funcs.asm: Likewise.
12804 * config/arm/libunwind.S: Likewise.
12805 * config/arm/linux-atomic.c: Likewise.
12806 * config/arm/mmintrin.h: Likewise.
12807 * config/arm/pr-support.c: Likewise.
12808 * config/arm/unaligned-funcs.c: Likewise.
12809 * config/arm/unwind-arm.c: Likewise.
12810 * config/arm/unwind-arm.h: Likewise.
12811 * config/avr/libgcc.S: Likewise.
12812 * config/bfin/crti.s: Likewise.
12813 * config/bfin/crtlibid.s: Likewise.
12814 * config/bfin/crtn.s: Likewise.
12815 * config/bfin/lib1funcs.asm: Likewise.
12816 * config/bfin/linux-unwind.h: Likewise.
12817 * config/cris/arit.c: Likewise.
12818 * config/cris/cris_abi_symbol.c: Likewise.
12819 * config/darwin-64.c: Likewise.
12820 * config/darwin-crt2.c: Likewise.
12821 * config/darwin-crt3.c: Likewise.
12822 * config/darwin.h: Likewise.
12823 * config/dbxelf.h: Likewise.
12824 * config/dfp-bit.c: Likewise.
12825 * config/dfp-bit.h: Likewise.
12826 * config/elfos.h: Likewise.
12827 * config/fixed-bit.c: Likewise.
12828 * config/fixed-bit.h: Likewise.
12829 * config/fp-bit.c: Likewise.
12830 * config/fp-bit.h: Likewise.
12831 * config/fr30/crti.asm: Likewise.
12832 * config/fr30/crtn.asm: Likewise.
12833 * config/fr30/lib1funcs.asm: Likewise.
12834 * config/freebsd-spec.h: Likewise.
12835 * config/frv/cmovd.c: Likewise.
12836 * config/frv/cmovh.c: Likewise.
12837 * config/frv/cmovw.c: Likewise.
12838 * config/frv/frvbegin.c: Likewise.
12839 * config/frv/frvend.c: Likewise.
12840 * config/frv/lib1funcs.asm: Likewise.
12841 * config/glibc-stdint.h: Likewise.
12842 * config/h8300/clzhi2.c: Likewise.
12843 * config/h8300/crti.asm: Likewise.
12844 * config/h8300/crtn.asm: Likewise.
12845 * config/h8300/ctzhi2.c: Likewise.
12846 * config/h8300/fixunssfsi.c: Likewise.
12847 * config/h8300/lib1funcs.asm: Likewise.
12848 * config/h8300/parityhi2.c: Likewise.
12849 * config/h8300/popcounthi2.c: Likewise.
12850 * config/i386/ammintrin.h: Likewise.
12851 * config/i386/att.h: Likewise.
12852 * config/i386/avxintrin.h: Likewise.
12853 * config/i386/biarch64.h: Likewise.
12854 * config/i386/bmmintrin.h: Likewise.
12855 * config/i386/cpuid.h: Likewise.
12856 * config/i386/cross-stdarg.h: Likewise.
12857 * config/i386/crtfastmath.c: Likewise.
12858 * config/i386/crtprec.c: Likewise.
12859 * config/i386/cygming-crtbegin.c: Likewise.
12860 * config/i386/cygming-crtend.c: Likewise.
12861 * config/i386/cygwin.asm: Likewise.
12862 * config/i386/emmintrin.h: Likewise.
12863 * config/i386/gmm_malloc.h: Likewise.
12864 * config/i386/gthr-win32.c: Likewise.
12865 * config/i386/i386.h: Likewise.
12866 * config/i386/immintrin.h: Likewise.
12867 * config/i386/linux-unwind.h: Likewise.
12868 * config/i386/linux64.h: Likewise.
12869 * config/i386/mm3dnow.h: Likewise.
12870 * config/i386/mmintrin-common.h: Likewise.
12871 * config/i386/mmintrin.h: Likewise.
12872 * config/i386/nmmintrin.h: Likewise.
12873 * config/i386/pmm_malloc.h: Likewise.
12874 * config/i386/pmmintrin.h: Likewise.
12875 * config/i386/smmintrin.h: Likewise.
12876 * config/i386/sol2-c1.asm: Likewise.
12877 * config/i386/sol2-ci.asm: Likewise.
12878 * config/i386/sol2-cn.asm: Likewise.
12879 * config/i386/sol2-gc1.asm: Likewise.
12880 * config/i386/tmmintrin.h: Likewise.
12881 * config/i386/unix.h: Likewise.
12882 * config/i386/w32-unwind.h: Likewise.
12883 * config/i386/wmmintrin.h: Likewise.
12884 * config/i386/x86-64.h: Likewise.
12885 * config/i386/x86intrin.h: Likewise.
12886 * config/i386/xmmintrin.h: Likewise.
12887 * config/ia64/crtbegin.asm: Likewise.
12888 * config/ia64/crtend.asm: Likewise.
12889 * config/ia64/crtfastmath.c: Likewise.
12890 * config/ia64/crti.asm: Likewise.
12891 * config/ia64/crtn.asm: Likewise.
12892 * config/ia64/fde-glibc.c: Likewise.
12893 * config/ia64/lib1funcs.asm: Likewise.
12894 * config/ia64/linux-unwind.h: Likewise.
12895 * config/ia64/quadlib.c: Likewise.
12896 * config/ia64/unwind-ia64.c: Likewise.
12897 * config/linux.h: Likewise.
12898 * config/m32c/m32c-lib1.S: Likewise.
12899 * config/m32c/m32c-lib2-trapv.c: Likewise.
12900 * config/m32c/m32c-lib2.c: Likewise.
12901 * config/m32r/initfini.c: Likewise.
12902 * config/m68hc11/larith.asm: Likewise.
12903 * config/m68hc11/m68hc11-crt0.S: Likewise.
12904 * config/m68k/cf.md: Likewise.
12905 * config/m68k/crti.s: Likewise.
12906 * config/m68k/crtn.s: Likewise.
12907 * config/m68k/lb1sf68.asm: Likewise.
12908 * config/m68k/linux-unwind.h: Likewise.
12909 * config/mcore/crti.asm: Likewise.
12910 * config/mcore/crtn.asm: Likewise.
12911 * config/mcore/lib1.asm: Likewise.
12912 * config/mips/linux-unwind.h: Likewise.
12913 * config/mips/loongson.h: Likewise.
12914 * config/mips/mips16.S: Likewise.
12915 * config/mmix/crti.asm: Likewise.
12916 * config/mmix/crtn.asm: Likewise.
12917 * config/pa/fptr.c: Likewise.
12918 * config/pa/hpux-unwind.h: Likewise.
12919 * config/pa/lib2funcs.asm: Likewise.
12920 * config/pa/linux-atomic.c: Likewise.
12921 * config/pa/linux-unwind.h: Likewise.
12922 * config/pa/milli64.S: Likewise.
12923 * config/pa/quadlib.c: Likewise.
12924 * config/pa/stublib.c: Likewise.
12925 * config/picochip/libgccExtras/adddi3.asm: Likewise.
12926 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
12927 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
12928 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
12929 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
12930 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
12931 * config/picochip/libgccExtras/divmod15.asm: Likewise.
12932 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
12933 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
12934 * config/picochip/libgccExtras/longjmp.asm: Likewise.
12935 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
12936 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
12937 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
12938 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
12939 * config/picochip/libgccExtras/setjmp.asm: Likewise.
12940 * config/picochip/libgccExtras/subdi3.asm: Likewise.
12941 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
12942 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
12943 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
12944 * config/rs6000/750cl.h: Likewise.
12945 * config/rs6000/altivec.h: Likewise.
12946 * config/rs6000/biarch64.h: Likewise.
12947 * config/rs6000/crtresfpr.asm: Likewise.
12948 * config/rs6000/crtresgpr.asm: Likewise.
12949 * config/rs6000/crtresxfpr.asm: Likewise.
12950 * config/rs6000/crtresxgpr.asm: Likewise.
12951 * config/rs6000/crtsavfpr.asm: Likewise.
12952 * config/rs6000/crtsavgpr.asm: Likewise.
12953 * config/rs6000/darwin-asm.h: Likewise.
12954 * config/rs6000/darwin-fallback.c: Likewise.
12955 * config/rs6000/darwin-fpsave.asm: Likewise.
12956 * config/rs6000/darwin-ldouble.c: Likewise.
12957 * config/rs6000/darwin-tramp.asm: Likewise.
12958 * config/rs6000/darwin-unwind.h: Likewise.
12959 * config/rs6000/darwin-vecsave.asm: Likewise.
12960 * config/rs6000/darwin-world.asm: Likewise.
12961 * config/rs6000/e500crtres32gpr.asm: Likewise.
12962 * config/rs6000/e500crtres64gpr.asm: Likewise.
12963 * config/rs6000/e500crtres64gprctr.asm: Likewise.
12964 * config/rs6000/e500crtrest32gpr.asm: Likewise.
12965 * config/rs6000/e500crtrest64gpr.asm: Likewise.
12966 * config/rs6000/e500crtresx32gpr.asm: Likewise.
12967 * config/rs6000/e500crtresx64gpr.asm: Likewise.
12968 * config/rs6000/e500crtsav32gpr.asm: Likewise.
12969 * config/rs6000/e500crtsav64gpr.asm: Likewise.
12970 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
12971 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
12972 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
12973 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
12974 * config/rs6000/eabi-ci.asm: Likewise.
12975 * config/rs6000/eabi-cn.asm: Likewise.
12976 * config/rs6000/eabi.asm: Likewise.
12977 * config/rs6000/linux-unwind.h: Likewise.
12978 * config/rs6000/linux64.h: Likewise.
12979 * config/rs6000/paired.h: Likewise.
12980 * config/rs6000/paired.md: Likewise.
12981 * config/rs6000/ppc64-fp.c: Likewise.
12982 * config/rs6000/ppu_intrinsics.h: Likewise.
12983 * config/rs6000/rs6000.h: Likewise.
12984 * config/rs6000/si2vmx.h: Likewise.
12985 * config/rs6000/sol-ci.asm: Likewise.
12986 * config/rs6000/sol-cn.asm: Likewise.
12987 * config/rs6000/spe.h: Likewise.
12988 * config/rs6000/spu2vmx.h: Likewise.
12989 * config/rs6000/sysv4.h: Likewise.
12990 * config/rs6000/tramp.asm: Likewise.
12991 * config/rs6000/vec_types.h: Likewise.
12992 * config/s390/linux-unwind.h: Likewise.
12993 * config/s390/tpf-unwind.h: Likewise.
12994 * config/score/crti.asm: Likewise.
12995 * config/score/crtn.asm: Likewise.
12996 * config/sh/crt1.asm: Likewise.
12997 * config/sh/crti.asm: Likewise.
12998 * config/sh/crtn.asm: Likewise.
12999 * config/sh/divtab-sh4-300.c: Likewise.
13000 * config/sh/divtab-sh4.c: Likewise.
13001 * config/sh/divtab.c: Likewise.
13002 * config/sh/lib1funcs-4-300.asm: Likewise.
13003 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
13004 * config/sh/lib1funcs.asm: Likewise.
13005 * config/sh/lib1funcs.h: Likewise.
13006 * config/sh/linux-atomic.asm: Likewise.
13007 * config/sh/linux-unwind.h: Likewise.
13008 * config/sh/shmedia.h: Likewise.
13009 * config/sh/sshmedia.h: Likewise.
13010 * config/sh/ushmedia.h: Likewise.
13011 * config/sparc/crtfastmath.c: Likewise.
13012 * config/sparc/linux-unwind.h: Likewise.
13013 * config/sparc/sol2-c1.asm: Likewise.
13014 * config/sparc/sol2-ci.asm: Likewise.
13015 * config/sparc/sol2-cn.asm: Likewise.
13016 * config/spu/divmodti4.c: Likewise.
13017 * config/spu/divv2df3.c: Likewise.
13018 * config/spu/float_disf.c: Likewise.
13019 * config/spu/float_unsdidf.c: Likewise.
13020 * config/spu/float_unsdisf.c: Likewise.
13021 * config/spu/float_unssidf.c: Likewise.
13022 * config/spu/mfc_multi_tag_release.c: Likewise.
13023 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13024 * config/spu/mfc_tag_release.c: Likewise.
13025 * config/spu/mfc_tag_reserve.c: Likewise.
13026 * config/spu/mfc_tag_table.c: Likewise.
13027 * config/spu/multi3.c: Likewise.
13028 * config/spu/spu_internals.h: Likewise.
13029 * config/spu/spu_intrinsics.h: Likewise.
13030 * config/spu/spu_mfcio.h: Likewise.
13031 * config/spu/vec_types.h: Likewise.
13032 * config/spu/vmx2spu.h: Likewise.
13033 * config/stormy16/stormy16-lib2.c: Likewise.
13034 * config/svr4.h: Likewise.
13035 * config/sync.c: Likewise.
13036 * config/v850/lib1funcs.asm: Likewise.
13037 * config/vxlib-tls.c: Likewise.
13038 * config/vxlib.c: Likewise.
13039 * config/vxworks-dummy.h: Likewise.
13040 * config/xtensa/crti.asm: Likewise.
13041 * config/xtensa/crtn.asm: Likewise.
13042 * config/xtensa/ieee754-df.S: Likewise.
13043 * config/xtensa/ieee754-sf.S: Likewise.
13044 * config/xtensa/lib1funcs.asm: Likewise.
13045 * config/xtensa/lib2funcs.S: Likewise.
13046 * config/xtensa/linux-unwind.h: Likewise.
13047 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13048 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13049 * coretypes.h: Likewise.
13050 * crtstuff.c: Likewise.
13051 * defaults.h: Likewise.
13052 * dwarf2.h: Likewise.
13053 * emutls.c: Likewise.
13054 * gbl-ctors.h: Likewise.
13055 * gcov-io.h: Likewise.
13056 * ginclude/float.h: Likewise.
13057 * ginclude/iso646.h: Likewise.
13058 * ginclude/stdarg.h: Likewise.
13059 * ginclude/stdbool.h: Likewise.
13060 * ginclude/stddef.h: Likewise.
13061 * ginclude/stdfix.h: Likewise.
13062 * ginclude/stdint-gcc.h: Likewise.
13063 * ginclude/tgmath.h: Likewise.
13064 * gthr-aix.h: Likewise.
13065 * gthr-dce.h: Likewise.
13066 * gthr-gnat.c: Likewise.
13067 * gthr-gnat.h: Likewise.
13068 * gthr-lynx.h: Likewise.
13069 * gthr-mipssde.h: Likewise.
13070 * gthr-nks.h: Likewise.
13071 * gthr-posix.c: Likewise.
13072 * gthr-posix.h: Likewise.
13073 * gthr-posix95.h: Likewise.
13074 * gthr-rtems.h: Likewise.
13075 * gthr-single.h: Likewise.
13076 * gthr-solaris.h: Likewise.
13077 * gthr-tpf.h: Likewise.
13078 * gthr-vxworks.h: Likewise.
13079 * gthr-win32.h: Likewise.
13080 * gthr.h: Likewise.
13081 * libgcc2.c: Likewise.
13082 * libgcc2.h: Likewise.
13083 * libgcov.c: Likewise.
13084 * tsystem.h: Likewise.
13085 * typeclass.h: Likewise.
13086 * unwind-c.c: Likewise.
13087 * unwind-compat.h: Likewise.
13088 * unwind-dw2-fde-compat.c: Likewise.
13089 * unwind-dw2-fde-darwin.c: Likewise.
13090 * unwind-dw2-fde-glibc.c: Likewise.
13091 * unwind-dw2-fde.c: Likewise.
13092 * unwind-dw2-fde.h: Likewise.
13093 * unwind-dw2.c: Likewise.
13094 * unwind-dw2.h: Likewise.
13095 * unwind-generic.h: Likewise.
13096 * unwind-pe.h: Likewise.
13097 * unwind-sjlj.c: Likewise.
13098 * unwind.inc: Likewise.
13099 * config/arm/neon-gen.ml: Change generated copyright header to
13100 refer to version 3 of the GNU General Public License with
13101 version 3.1 of the GCC Runtime Library Exception and to point
13102 readers at the COPYING3 and COPYING3.RUNTIME files and the
13103 FSF's license web page.
13104 * config/arm/arm_neon.h: Regenerate.
13106 2009-04-09 Jakub Jelinek <jakub@redhat.com>
13108 * config/cris/cris.md: Change copyright header to refer to version
13109 3 of the GNU General Public License.
13110 * doc/install.texi2html: Change copyright header to refer to version
13111 3 of the GNU General Public License and to point readers at the
13112 COPYING3 file and the FSF's license web page.
13113 * config/vax/linux.h: Likewise.
13115 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13117 * config/i386/i386.md (cmpcc): New.
13118 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
13119 (sync_compare_and_swap_cc*): Delete.
13121 * config/s390/s390.c (s390_compare_emitted): Remove.
13122 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
13123 s390_compare_emitted used to be handled. Assert that modes match.
13124 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
13125 refer to sync_compare_and_swap_ccsi.
13126 * config/s390/s390.h (s390_compare_emitted): Remove.
13127 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
13128 instead of s390_compare_emitted.
13129 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
13130 instead of s390_compare_emitted.
13131 * config/s390/s390.md (cmpcc): New.
13132 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
13133 CC_REGNUM, do not pretend it's set.
13134 (sync_compare_and_swap_cc*): Delete.
13135 * config/s390/predicates.md (cc_reg_operand): New.
13137 * expr.c (sync_compare_and_swap_cc): Delete.
13138 * optabs.h (sync_compare_and_swap_cc): Delete.
13139 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
13140 is being used with can_compare_p.
13141 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
13142 (find_cc_set): New.
13143 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
13144 look for a MODE_CC set instead. Use emit_store_flag.
13145 (expand_compare_and_swap_loop): Likewise, with some additional
13146 complication to avoid a force_reg when useless. Use
13147 emit_cmp_and_jump_insns.
13148 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
13149 * doc/md.texi (sync_compare_and_swap_cc): Merge with
13150 sync_compare_and_swap documentation.
13152 2009-04-09 Jan Hubicka <jh@suse.cz>
13154 * except.c (find_prev_try): Break out from ....
13155 (duplicate_eh_regions): ... here; properly update prev_try pointers
13156 when duplication part of tree.
13157 (dump_eh_tree): Improve dumping.
13158 (verify_eh_region): New.
13159 (verify_eh_tree): Use it.
13161 2009-04-06 Richard Guenther <rguenther@suse.de>
13163 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
13164 &ARRAY addresses by adjusting their types and prepending
13166 * tree-cfg.c (verify_gimple_assign_single): Verify that
13167 addresses are correct.
13169 2009-04-09 Richard Guenther <rguenther@suse.de>
13171 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
13172 indices into an array reference if possible.
13173 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13174 Fold POINTER_PLUS_EXPR statements with invariant address.
13176 2009-04-09 Alan Modra <amodra@bigpond.net.au>
13179 * config.gcc (powerpc64-*-linux*): Always build biarch.
13181 2009-04-09 Joseph Myers <joseph@codesourcery.com>
13184 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
13185 it and pedwarn if this results in an INTEGER_CST.
13187 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13189 * doc/install.texi: Update minimum GMP version. Remove obsolete
13190 text in MPFR section.
13192 2009-04-08 Jakub Jelinek <jakub@redhat.com>
13194 * dwarf2out.c (class_scope_p): New static inline.
13195 (class_or_namespace_scope_p): Use it.
13196 (gen_variable_die): Use DW_TAG_member tag for static data member
13197 declarations instead of DW_TAG_variable.
13199 PR middle-end/39573
13200 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
13203 2009-04-08 Richard Guenther <rguenther@suse.de>
13205 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
13206 valueize random data.
13208 2009-04-08 David Edelsohn <edelsohn@gnu.org>
13210 * config.gcc (aix tm_file): Add aix-stdint.h.
13211 (aix tm clause use_gcc_stdint): Set to wrap.
13212 * config/rs6000/aix-stdint.h: New file.
13214 2009-04-08 Richard Guenther <rguenther@suse.de>
13216 PR middle-end/36291
13217 * tree-dfa.c (add_referenced_var): Do not recurse into
13218 global initializers.
13219 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
13221 (fold_const_aggregate_ref): Likewise.
13223 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13225 * recog.c (ordered_comparison_operator): New.
13226 * gensupport.c (std_preds): Add it.
13227 * doc/md.texi (Machine-Independent Predicates): Document it.
13229 2009-04-08 Jan Hubicka <jh@suse.cz>
13231 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
13232 * function.h (rtl_eh): Remove exception_handler_label_map.
13233 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
13234 remove_exception_handler_label, for_each_eh_label_1): Remove.
13235 (rtl_remove_unreachable_regions): Remove.
13236 (convert_from_eh_region_ranges): Do not remove unreachable regions.
13237 (find_exception_handler_labels): Don't build the hashtable.
13238 (maybe_remove_eh_handler): Remove.
13239 (for_each_eh_label): Rewrite to walk the tree.
13240 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
13241 * except.h (maybe_remove_eh_handler): Remove.
13242 * passes.c (init_optimization_passes): Schedule second EH cleanup
13244 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
13245 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
13247 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13249 * genoutput.c (validate_optab_operands): New.
13250 (gen_insn, gen_expand): Call it.
13252 * genflags.c (gen_insn): Detect misused iterators.
13253 (main): Pass line_no to gen_insn, exit with status 1 on error.
13255 * genextract.c (line_no): Make global.
13256 (VEC_safe_set_locstr): Change assertion to error message.
13257 (main): Exit with status 1 on error.
13259 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13263 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13264 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13265 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13266 * c-convert.c (convert): Do not call fold on results of conversion
13267 functions when the result is a C_MAYBE_CONST_EXPR.
13268 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13269 of __builtin_choose_expr.
13270 * c-typeck.c (remove_c_maybe_const_expr): New.
13271 (build_unary_op, build_conditional_expr, build_compound_expr,
13272 build_binary_op, c_objc_common_truthvalue_conversion): Call
13273 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13276 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13278 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13279 CODE to produce a new one. Add a prototype to use fold_convert_const
13281 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13284 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13285 mix declarations and code.
13287 2009-04-08 Ben Elliston <bje@au.ibm.com>
13289 * gcc.c: Replace `CC' with `GCC' throughout.
13291 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13293 * doc/invoke.texi: Document Atom support.
13295 2009-04-07 Jason Merrill <jason@redhat.com>
13298 * c-common.h, c-common.c: Add flag_pretty_templates.
13299 * c-opts.c (c_common_handle_option): Set it.
13300 * c.opt: Add -fno-pretty-templates.
13301 * doc/invoke.texi (C++ Dialect Options): Likewise.
13303 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13305 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13306 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13307 (ia64_expand_builtin): Likewise.
13309 2009-04-07 Martin Jambor <mjambor@suse.cz>
13311 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13312 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13313 ADDR_EXPRS are include too.
13315 2009-04-07 Richard Guenther <rguenther@suse.de>
13317 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13318 decls are only used if passes as parameters or if they are
13319 local statics and the call is not to a builtin.
13320 (call_may_clobber_ref_p_1): Likewise.
13322 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13324 * expr.c (do_store_flag): Remove last argument. Simplify code
13325 to avoid duplication of tests already done by can_compare_p.
13326 (expand_expr_real_1): Adjust caller.
13328 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13330 * optabs.c (can_compare_p): Test the predicate of a
13331 cbranch and cstore pattern.
13333 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13335 * expr.c (convert_move): Use emit_store_flag instead of
13338 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13340 * config/i386/i386.c (ix86_compare_emitted): Remove.
13341 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13342 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13343 * config/i386/i386.h (ix86_compare_emitted): Remove.
13344 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13345 instead of ix86_compare_emitted.
13346 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13348 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13350 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13351 Add t-sysroot-suffix to tmake_file.
13352 * config/print-sysroot-suffix.sh: New file.
13353 * config/t-sysroot-suffix: New file.
13355 2009-04-07 Ben Elliston <bje@au.ibm.com>
13357 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13358 as the latter produces a warning when the target does not support
13361 2009-04-07 Ben Elliston <bje@au.ibm.com>
13363 * dfp.c: Replace type punning assignments with memcpy throughout.
13364 * Makefile.in (dfp.o-warn): Remove.
13366 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13369 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13370 Include soft-fp/t-softfp after rs6000/t-linux64.
13372 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13374 * stor-layout.c (set_sizetype): Use the full precision of their
13375 machine mode for bitsize types.
13377 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13379 * config/i386/i386.md: Revert 2 accidental checkins.
13381 2009-04-06 Joey Ye <joey.ye@intel.com>
13382 Xuepeng Guo <xuepeng.guo@intel.com>
13383 H.J. Lu <hongjiu.lu@intel.com>
13385 Atom pipeline model, tuning and insn selection.
13386 * config.gcc (atom): Add atom config options and target.
13388 * config/i386/atom.md: New.
13390 * config/i386/i386.c (atom_cost): New cost.
13391 (m_ATOM): New macro flag.
13392 (initial_ix86_tune_features): Set m_ATOM.
13393 (x86_accumulate_outgoing_args): Likewise.
13394 (x86_arch_always_fancy_math_387): Likewise.
13395 (processor_target): Add Atom cost.
13396 (cpu_names): Add Atom cpu name.
13397 (override_options): Set Atom ISA.
13398 (ix86_issue_rate): New case PROCESSOR_ATOM.
13399 (ix86_adjust_cost): Likewise.
13401 * config/i386/i386.h (TARGET_ATOM): New target macro.
13402 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13403 (TARGET_OPT_AGU): New target option.
13404 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13405 (processor_type): Add PROCESSOR_ATOM.
13407 * config/i386/i386.md (cpu): Add new value "atom".
13408 (use_carry, movu): New attr.
13409 (atom.md): Include atom.md.
13410 (adddi3_carry_rex64): Set attr "use_carry".
13411 (addqi3_carry): Likewise.
13412 (addhi3_carry): Likewise.
13413 (addsi3_carry): Likewise.
13414 (*addsi3_carry_zext): Likewise.
13415 (subdi3_carry_rex64): Likewise.
13416 (subqi3_carry): Likewise.
13417 (subhi3_carry): Likewise.
13418 (subsi3_carry): Likewise.
13419 (x86_movdicc_0_m1_rex64): Likewise.
13420 (*x86_movdicc_0_m1_se): Likewise.
13421 (x86_movsicc_0_m1): Likewise.
13422 (*x86_movsicc_0_m1_se): Likewise.
13423 (*adddi_1_rex64): Emit add insn as much as possible.
13424 (*addsi_1): Likewise.
13425 (return_internal): Set atom_unit.
13426 (return_internal_long): Likewise.
13427 (return_pop_internal): Likewise.
13428 (*rcpsf2_sse): Set atom_sse_attr attr.
13429 (*qrt<mode>2_sse): Likewise.
13430 (*prefetch_sse): Likewise.
13432 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13434 (ix86_target_macros_internal): Likewise.
13436 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13437 (*prefetch_sse_rex): Likewise.
13438 (sse_rcpv4sf2): Likewise.
13439 (sse_vmrcpv4sf2): Likewise.
13440 (sse_sqrtv4sf2): Likewise.
13441 (<sse>_vmsqrt<mode>2): Likewise.
13442 (sse_ldmxcsr): Likewise.
13443 (sse_stmxcsr): Likewise.
13444 (*sse_sfence): Likewise.
13445 (sse2_clflush): Likewise.
13446 (*sse2_mfence): Likewise.
13447 (*sse2_lfence): Likewise.
13448 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13449 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13450 (avx_movdqu<avxmodesuffix>): Likewise.
13451 (avx_lddqu<avxmodesuffix>): Likewise.
13452 (sse2_movntv2di): Change attr "type" to "ssemov".
13453 (sse2_movntsi): Likewise.
13454 (rsqrtv8sf2): Change attr "type" to "sseadd".
13455 (sse3_addsubv2df3): Set attr "atom_unit".
13456 (sse3_h<plusminus_insn>v4sf3): Likewise.
13457 (*sse2_pmaddwd): Likewise.
13458 (*vec_extractv2di_1_rex64): Likewise.
13459 (*vec_extractv2di_1_avx): Likewise.
13460 (sse2_psadbw): Likewise.
13461 (ssse3_phaddwv8hi3): Likewise.
13462 (ssse3_phaddwv4hi3): Likewise.
13463 (ssse3_phadddv4si3): Likewise.
13464 (ssse3_phadddv2si3): Likewise.
13465 (ssse3_phaddswv8hi3): Likewise.
13466 (ssse3_phaddswv4hi3): Likewise.
13467 (ssse3_phsubwv8hi3): Likewise.
13468 (ssse3_phsubwv4hi3): Likewise.
13469 (ssse3_phsubdv4si3): Likewise.
13470 (ssse3_phsubdv2si3): Likewise.
13471 (ssse3_phsubswv8hi3): Likewise.
13472 (ssse3_phsubswv4hi3): Likewise.
13473 (ssse3_pmaddubsw128): Likewise.
13474 (sse3_pmaddubsw: Likewise.
13475 (ssse3_palignrti): Likewise.
13476 (ssse3_palignrdi): Likewise.
13478 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13480 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13482 2009-04-06 Richard Guenther <rguenther@suse.de>
13484 PR tree-optimization/28868
13485 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13486 of which PHI results we inserted.
13487 (insert_into_preds_of_block): Record inserted PHIs.
13488 (eliminate): Eliminate redundant PHI nodes.
13489 (init_pre): Init inserted_phi_names.
13491 2009-04-06 Richard Guenther <rguenther@suse.de>
13493 PR tree-optimization/39643
13494 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13495 IMAGPART_EXPRs of complex constants.
13496 (execute_fold_all_builtins): If we folded a call queue
13497 TODO_update_address_taken.
13499 2009-04-06 Jan Hubicka <jh@suse.cz>
13501 PR middle-end/39659
13502 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13505 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13507 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13509 (ic_invalidate_array): Likewise.
13511 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13513 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13514 alignment for library calls.
13516 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13518 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13519 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13520 * config/i386/mingw-stdint.h: New file.
13522 2009-04-05 Richard Guenther <rguenther@suse.de>
13524 PR tree-optimization/39648
13525 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13526 our &A vs. &A[0] IL deficiencies.
13528 2009-04-04 Jan Hubicka <jh@suse.cz>
13530 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13531 removed toplevel regions.
13532 (sjlj_mark_call_sites): Likewise.
13534 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13536 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13537 (cygwin tm clause use_gcc_stdint): Set to wrap.
13538 * config/i386/cygwin-stdint.h: New file.
13540 2009-04-04 Richard Guenther <rguenther@suse.de>
13542 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13543 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13544 single-argument PHIs if we are in loop-closed SSA form.
13545 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13546 for the pre-condition.
13547 (slpeel_tree_peel_loop_to_edge): Likewise.
13548 (vect_build_loop_niters): Take an optional sequence to append stmts.
13549 (vect_generate_tmps_on_preheader): Likewise.
13550 (vect_do_peeling_for_loop_bound): Take extra guards for the
13552 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13553 the cost model check.
13554 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13555 guards if we are going to peel. Do not apply versioning in that case.
13556 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13557 (vect_do_peeling_for_loop_bound): Likewise.
13558 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13559 loop bound only record extra pre-conditions, do not apply loop
13562 2009-04-04 Richard Guenther <rguenther@suse.de>
13564 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13567 2009-04-04 Jan Hubicka <jh@suse.cz>
13569 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13570 last_basic_block for size of bb->index indexed array.
13571 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13572 compute_out, link_btr_uses, build_btr_def_use_webs,
13573 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13575 2009-04-04 Jan Hubicka <jh@suse.cz>
13577 * except.c (remove_eh_handler_and_replace): Break out from ...
13578 (remove_eh_handler): ... here.
13579 (bring_to_root): New function.
13580 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13581 handled ones, bring others to root of tree.
13583 2009-04-04 Jan Hubicka <jh@suse.cz>
13585 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13586 (all_phis_safe_to_merge): New function.
13587 (update_info): New structure.
13588 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13589 (cleanup_empty_eh): Update SSA if possible.
13591 2009-04-04 Richard Guenther <rguenther@suse.de>
13593 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13594 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13595 (append_vuse): Likewise.
13597 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13599 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13600 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13601 instead of REG_UNSAVED for DW_CFA_undefined.
13602 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13603 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13606 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13609 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13610 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13611 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13613 2009-04-04 Richard Guenther <rguenther@suse.de>
13615 PR tree-optimization/8781
13616 PR tree-optimization/37892
13617 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13618 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13619 (valueize_refs): Call it for *& valueizations.
13620 (shared_reference_ops_from_ref): Rename to ...
13621 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13622 (shared_reference_ops_from_call): Rename to ...
13623 (valueize_shared_reference_ops_from_call): ... this and valueize.
13624 (vn_reference_lookup): Update.
13625 (visit_reference_op_call): Likewise.
13626 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13627 (eliminate): Value-replace the call address in call statements.
13629 2009-04-04 Richard Guenther <rguenther@suse.de>
13631 PR tree-optimization/39636
13632 * tree-ssa-forwprop.c
13633 (forward_propagate_addr_into_variable_array_index): Check for
13634 GIMPLE_ASSIGN before accessing the rhs code.
13636 2009-04-03 Jason Merrill <jason@redhat.com>
13638 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13640 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13642 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13643 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13644 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13645 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13646 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13647 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13648 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13649 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13650 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13651 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13652 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13653 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13654 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13655 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13656 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13657 Use fr_reg_or_fp01_operand instead of fr_register_operand
13659 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13660 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13661 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13663 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13665 PR rtl-optimization/39607
13666 PR rtl-optimization/39631
13670 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13671 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13672 instead of DF_LR_OUT.
13673 * ira-lives.c (process_bb_node_lives): Ditto.
13674 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13675 instead of DF_LR_{OUT,IN}.
13676 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13677 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13679 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13681 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13682 (execute_lower_omp): Always run but take the short way out if -fopenmp
13684 (gate_lower_omp): Remove, forcing the pass manager to always run the
13685 pass and always set PROP_gimple_lomp.
13686 (pass_lower_omp): Remove gate function.
13687 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13688 PROP_trees. Instead, require it.
13689 * ipa-cp.c (pass_ipa_cp): Likewise.
13690 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13691 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13692 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13693 and PROP_gimple_leh.
13695 2009-04-03 Richard Guenther <rguenther@suse.de>
13697 PR middle-end/13146
13698 PR tree-optimization/23940
13699 PR tree-optimization/33237
13700 PR middle-end/33974
13701 PR middle-end/34093
13702 PR tree-optimization/36201
13703 PR tree-optimization/36230
13704 PR tree-optimization/38049
13705 PR tree-optimization/38207
13706 PR tree-optimization/38230
13707 PR tree-optimization/38301
13708 PR tree-optimization/38585
13709 PR middle-end/38895
13710 PR tree-optimization/38985
13711 PR tree-optimization/39299
13712 * tree-ssa-structalias.h: Remove.
13713 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13714 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13715 (struct vuse_element_d): Remove.
13716 (struct vuse_vec_d): Likewise.
13717 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13718 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13719 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13720 VUSE_ELEMENT_VAR): Likewise.
13721 (struct voptype_d): Likewise.
13722 (NUM_VOP_FREE_BUCKETS): Likewise.
13723 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13724 (struct stmt_operands_d): Remove.
13725 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13726 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13727 VDEF_NUM, VDEF_VECT): Likewise.
13728 (copy_virtual_operands): Remove.
13729 (operand_build_cmp): Likewise.
13730 (create_ssa_artificial_load_stmt): Likewise.
13731 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13732 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13733 vuse_index and mayuse_index members. Pack and move done and iter_type
13734 members to the front.
13735 (SSA_OP_VMAYUSE): Remove.
13736 (SSA_OP_VIRTUAL_USES): Adjust.
13737 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13738 (unlink_stmt_vdef): Declare.
13739 (add_to_addressable_set): Remove.
13740 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13741 (vrp_visit_stmt): Likewise.
13742 * doc/tree-ssa.texi (Alias analysis): Update.
13743 * doc/invoke.texi (max-aliased-vops): Remove docs.
13744 (avg-aliased-vops): Likewise.
13745 * tree-into-ssa.c (syms_to_rename): Remove.
13746 (need_to_update_vops_p): Likewise.
13747 (need_to_initialize_update_ssa_p): Rename to ...
13748 (update_ssa_initialized_fn): ... this. Track function we are
13750 (symbol_marked_for_renaming): Simplify.
13751 (add_new_name_mapping): Do not set need_to_update_vops_p.
13752 (dump_currdefs): Use SYMS_TO_RENAME.
13753 (rewrite_update_stmt): Always walk all uses/defs.
13754 (dump_update_ssa): Adjust.
13755 (init_update_ssa): Take function argument. Track what we are
13757 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13758 (create_new_def_for): Initialize for cfun, assert we are initialized
13760 (mark_sym_for_renaming): Simplify.
13761 (mark_set_for_renaming): Do not initialize update-ssa.
13762 (need_ssa_update_p): Simplify. Take function argument.
13763 (name_mappings_registered_p): Assert we ask for the correct function.
13764 (name_registered_for_update_p): Likewise.
13765 (ssa_names_to_replace): Likewise.
13766 (release_ssa_name_after_update_ssa): Likewise.
13767 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13768 (dump_decl_set): Do not print a newline.
13769 (debug_decl_set): Do it here.
13770 (dump_update_ssa): And here.
13771 * tree-ssa-loop-im.c (move_computations): Adjust.
13772 (movement_possibility): Likewise.
13773 (determine_max_movement): Likewise.
13774 (gather_mem_refs_stmt): Likewise.
13775 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13776 or NAME_MEMORY_TAG.
13777 * tree-complex.c (update_all_vops): Remove.
13778 (expand_complex_move): Adjust.
13779 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13780 Simplify test for memory referencing statement. Exclude
13781 non-invariant ADDR_EXPRs.
13782 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13783 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13784 (rdg_flag_uses): Likewise.
13785 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13787 (tree_optimize_tail_calls_1): Also split the
13788 edge from the entry block if we have degenerate PHI nodes in
13789 the first basic block.
13790 * tree.c (init_ttree): Remove memory-tag related code.
13791 (tree_code_size): Likewise.
13792 (tree_node_structure): Likewise.
13793 (build7_stat): Re-write to be build6_stat.
13794 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13795 (SSA_VAR_P): Adjust.
13796 (struct tree_memory_tag): Remove.
13797 (struct tree_memory_partition_tag): Likewise.
13798 (union tree_node): Adjust.
13799 (build7): Re-write to be build6.
13800 * tree-pass.h (pass_reset_cc_flags): Remove.
13801 (TODO_update_address_taken): New flag.
13802 (pass_simple_dse): Remove.
13803 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13804 * params.h (MAX_ALIASED_VOPS): Remove.
13805 (AVG_ALIASED_VOPS): Likewise.
13806 * omp-low.c (expand_omp_taskreg): Update SSA form.
13807 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13808 aliases the lhs in a copy stmt.
13809 * tree-ssa-dse.c (struct address_walk_data): Remove.
13810 (memory_ssa_name_same): Likewise.
13811 (memory_address_same): Likewise.
13812 (get_kill_of_stmt_lhs): Likewise.
13813 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13814 unused stores. Look through PHI nodes into post-dominated regions.
13815 (dse_optimize_stmt): Simplify. Properly remove stores.
13816 (tree_ssa_dse): Compute dominators.
13817 (execute_simple_dse): Remove.
13818 (pass_simple_dse): Likewise.
13819 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13820 gimple_loaded_syms and gimple_stored_syms computation.
13821 * toplev.c (dump_memory_report): Dump alias and pta stats.
13822 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13823 (vn_reference_eq): Likewise.
13824 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13825 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13826 valueize_vuses): Remove.
13827 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13828 (get_def_ref_stmt_vuse): ... this.
13829 (vn_reference_lookup_2): New function.
13830 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13831 walking equivalent vuses. Simplify.
13832 (vn_reference_lookup): Likewise.
13833 (vn_reference_insert): Likewise.
13834 (vn_reference_insert_pieces): Likewise.
13835 (visit_reference_op_call): Simplify.
13836 (visit_reference_op_load): Likewise.
13837 (visit_reference_op_store): Likewise.
13838 (init_scc_vn): Remove shared_lookup_vuses initialization.
13839 (free_scc_vn): Remove shared_lookup_vuses freeing.
13840 (sort_vuses, sort_vuses_heap): Remove.
13841 (get_ref_from_reference_ops): Export.
13842 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13843 vector with single vuse pointer.
13844 (vn_reference_lookup_pieces, vn_reference_lookup,
13845 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13846 (shared_vuses_from_stmt): Remove.
13847 (get_ref_from_reference_ops): Declare.
13848 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13849 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13850 memory-tag related code.
13851 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13852 (likely_value): Add comment, skip static-chain of call statements.
13853 (surely_varying_stmt_p): Adjust.
13854 (gimplify_and_update_call_from_tree): Likewise.
13855 (execute_fold_all_builtins): Do not rebuild alias info.
13856 (gimplify_and_update_call_from_tree): Properly update VOPs.
13857 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13858 (copy_ref_info): Remove memory-tag related code.
13859 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13860 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13861 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13863 * tree-ssa-dom.c (gimple_p): Remove typedef.
13864 (eliminate_redundant_computations): Adjust.
13865 (record_equivalences_from_stmt): Likewise.
13866 (avail_expr_hash): Likewise.
13867 (avail_expr_eq): Likewise.
13868 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13869 (stmt_makes_single_load): Likewise.
13870 (stmt_makes_single_store): Likewise.
13871 * tree-ssa-alias.c: Rewrite completely.
13872 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13873 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13874 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13875 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13876 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13877 Remove public functions.
13878 (pass_reset_cc_flags): Remove.
13879 (pass_build_alias): Move ...
13880 * tree-ssa-structalias.c (pass_build_alias): ... here.
13881 * tree-ssa-alias.c (may_be_aliased): Move ...
13882 * tree-flow-inline.h (may_be_aliased): ... here.
13883 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13884 count_uses_and_derefs): Move ...
13885 * gimple.c: ... here.
13886 * gimple.h (count_uses_and_derefs): Declare.
13887 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13888 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13889 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13890 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13891 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13892 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13893 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13895 * tree-dfa.c (refs_may_alias_p): Move ...
13896 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13897 * tree-ssa-alias.h: New file.
13898 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13899 (statement_sink_location): Likewise.
13900 * opts.c (decode_options): Do not adjust max-aliased-vops or
13901 avg-aliased-vops values.
13902 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13903 (TV_CALL_CLOBBER): Likewise.
13904 (TV_FLOW_SENSITIVE): Likewise.
13905 (TV_FLOW_INSENSITIVE): Likewise.
13906 (TV_MEMORY_PARTITIONING): Likewise.
13907 (TV_ALIAS_STMT_WALK): New timevar.
13908 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13909 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13910 (get_address_description): Remove memory-tag related code.
13911 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13912 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13913 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
13914 and immediate uses in statements. Document.
13915 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
13916 (dump_symbols): Remove.
13917 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
13918 * alias.c (get_deref_alias_set): New function split out from ...
13919 (get_alias_set): ... here.
13920 * alias.h (get_deref_alias_set): Declare.
13921 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
13922 type parameter. Remove restrict pointer handling. Create a
13923 ref-all pointer in case type-based alias sets do not conflict.
13924 (vect_analyze_data_refs): Remove SMT related code.
13925 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
13926 (vectorizable_load): Likewise.
13927 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
13928 (DR_SYMBOL_TAG, DR_VOPS): Remove.
13929 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
13930 Ignore vops and SMTs.
13931 (dr_analyze_alias): Likewise..
13932 (free_data_ref): Likewise.
13933 (create_data_ref): Likewise.
13934 (analyze_all_data_dependences): Likewise.
13935 (get_references_in_stmt): Adjust.
13936 * tree-flow-inline.h (gimple_aliases_computed_p,
13937 gimple_addressable_vars, gimple_call_clobbered_vars,
13938 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
13939 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
13940 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
13941 gimple_mem_ref_stats): Remove.
13942 (gimple_vop): New function.
13943 (op_iter_next_use): Remove vuses and mayuses cases.
13944 (op_iter_next_def): Remove vdefs case.
13945 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
13946 (clear_and_done_ssa_iter): Do not set removed fields.
13947 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
13948 Assert we are not iterating over vuses or vdefs if not also
13949 iterating over uses or defs.
13950 (op_iter_init_use): Likewise.
13951 (op_iter_init_def): Likewise.
13952 (op_iter_next_vdef): Remove.
13953 (op_iter_next_mustdef): Likewise.
13954 (op_iter_init_vdef): Likewise.
13955 (compare_ssa_operands_equal): Likewise.
13956 (link_use_stmts_after): Handle vuse operand.
13957 (is_call_used): Use is_call_clobbered.
13958 (is_call_clobbered): Global variables are always call clobbered,
13959 query the call-clobbers bitmap.
13960 (mark_call_clobbered): Ignore global variables.
13961 (clear_call_clobbered): Likewise.
13962 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
13963 virtual operands sanity check.
13964 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
13966 (TARGET_MEM_REF): Remove TMR_TAG operand.
13967 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
13968 Remove call-clobber related code.
13969 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
13970 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
13971 partitions or escape reason.
13972 (get_single_def_stmt, get_single_def_stmt_from_phi,
13973 get_single_def_stmt_with_phi): Remove.
13974 (dump_referenced_vars): Tidy.
13975 (get_ref_base_and_extent): Allow bare decls.
13976 (collect_dfa_stats): Adjust.
13977 * graphite.c (rename_variables_in_stmt): Adjust.
13978 (graphite_copy_stmts_from_block): Likewise.
13979 (translate_clast): Likewise.
13980 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
13982 (translate_vuse_through_block): Use the oracle.
13983 (phi_translate_1): Adjust.
13984 (value_dies_in_block_x): Use the oracle. Cache the outcome
13986 (valid_in_sets): Check if the VUSE for
13987 a REFERENCE is available.
13988 (eliminate): Do not remove stmts during elimination,
13989 instead queue and remove them afterwards.
13990 (do_pre): Do not rebuild alias info.
13991 (pass_pre): Run TODO_rebuild_alias before PRE.
13992 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
13993 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
13994 (mark_all_v_defs_stmt): Remove.
13995 (mark_all_v_defs_seq): Adjust.
13996 (sra_replace): Likewise.
13997 (scalarize_use): Likewise.
13998 (scalarize_copy): Likewise.
13999 (scalarize_init): Likewise.
14000 (scalarize_ldst): Likewise.
14001 (todoflags): Remove.
14002 (tree_sra): Do not rebuild alias info.
14003 (tree_sra_early): Adjust.
14004 (pass_sra): Run TODO_update_address_taken before SRA.
14005 * tree-predcom.c (set_alias_info): Remove.
14006 (prepare_initializers_chain): Do not call it.
14007 (mark_virtual_ops_for_renaming): Adjust.
14008 (mark_virtual_ops_for_renaming_list): Remove.
14009 (initialize_root_vars): Adjust.
14010 (initialize_root_vars_lm): Likewise.
14011 (prepare_initializers_chain): Likewise.
14012 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
14013 (may_propagate_copy_into_stmt): Likewise.
14014 (merge_alias_info): Do nothing for now.
14015 (propagate_tree_value_into_stmt): Adjust.
14016 (stmt_may_generate_copy): Likewise.
14017 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14018 not mark symbols for renaming.
14019 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14020 with the same statement, make sure to update the new pointed-to one.
14021 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14022 call statements, do not mark symbols for renaming.
14023 (mark_operand_necessary): Dump something.
14024 (ref_may_be_aliased): New function.
14025 (mark_aliased_reaching_defs_necessary_1): New helper function.
14026 (mark_aliased_reaching_defs_necessary): Likewise.
14027 (mark_all_reaching_defs_necessary_1): Likewise.
14028 (mark_all_reaching_defs_necessary): Likewise.
14029 (propagate_necessity): Do not process virtual PHIs. For
14030 non-aliased loads mark all reaching definitions as necessary.
14031 For aliased loads and stores mark the immediate dominating
14032 aliased clobbers as necessary.
14033 (visited): New global static.
14034 (perform_tree_ssa_dce): Free visited bitmap after propagating
14036 (remove_dead_phis): Perform simple dead virtual PHI removal.
14037 (remove_dead_stmt): Properly unlink virtual operands when
14039 (eliminate_unnecessary_stmts): Schedule PHI removal after
14041 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14042 (process_replaceable): Likewise.
14043 (find_replaceable_in_bb): Likewise.
14044 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14045 based on the single gimple vop.
14046 (verify_flow_insensitive_alias_info): Remove.
14047 (verify_flow_sensitive_alias_info): Likewise.
14048 (verify_call_clobbering): Likewise.
14049 (verify_memory_partitions): Likewise.
14050 (verify_alias_info): Likewise.
14051 (verify_ssa): Adjust..
14052 (execute_update_addresses_taken): Export. Update SSA
14053 manually. Optimize only when optimizing. Use a local bitmap.
14054 (pass_update_address_taken): Remove TODO_update_ssa, add
14056 (pass_update_address_taken): Just use TODO_update_address_taken.
14057 (init_tree_ssa): Do not initialize addressable_vars.
14058 (verify_ssa): Verify new VUSE / VDEF properties.
14059 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14060 Do not call verify_alias_info.
14061 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14062 Do not free the loaded and stored syms bitmaps. Reset the escaped
14063 and callused solutions. Do not free addressable_vars.
14064 Remove memory-tag related code.
14065 (warn_uninitialized_var): Aliases are always available.
14066 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14067 * lambda-code.c (can_put_in_inner_loop): Adjust.
14068 (can_put_after_inner_loop): Likewise.
14069 (perfect_nestify): Likewise.
14070 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14071 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14072 (vectorizable_conversion): Do not mark symbols for renaming.
14073 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14074 (expand_call_inline): Unlink the calls virtual operands before
14076 (tree_function_versioning): Do not call update_ssa if we are not
14077 updating clones. Simplify.
14078 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14079 (propagate_with_phi): Likewise..
14080 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14081 clobber code. Assert we are not aliased or global.
14082 * tree-flow.h: Include tree-ssa-alias.h
14083 (enum escape_type): Remove.
14084 (struct mem_sym_stats_d): Likewise.
14085 (struct mem_ref_stats_d): Likewise.
14086 (struct gimple_df): Add vop member. Remove global_var,
14087 call_clobbered_vars, call_used_vars, addressable_vars,
14088 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14089 escaped and callused members.
14090 (struct ptr_info_def): Remove all members, add points-to solution
14092 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
14093 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
14094 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
14095 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
14096 (tree-ssa-alias.o): Likewise.
14097 (toplev.o): Add tree-ssa-alias.h
14098 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
14099 * gimple.c (gimple_set_bb): Fix off-by-one error.
14100 (is_gimple_reg): Do not handle memory tags.
14101 (gimple_copy): Also copy virtual operands.
14102 Delay updating the statement. Do not reset loaded and stored syms.
14103 (gimple_set_stored_syms): Remove.
14104 (gimple_set_loaded_syms): Likewise.
14105 (gimple_call_copy_skip_args): Copy the virtual operands
14106 and mark the new statement modified.
14107 * tree-ssa-structalias.c (may_alias_p): Remove.
14108 (set_uids_in_ptset): Take the alias set to prune with as
14109 parameter. Fold in the alias test of may_alias_p.
14110 (compute_points_to_sets): Compute whether a ptr is dereferenced
14111 in a local sbitmap.
14112 (process_constraint): Deal with &ANYTHING on the lhs, reject all
14113 other ADDRESSOF constraints on the lhs.
14114 (get_constraint_for_component_ref): Assert that we don't get
14115 ADDRESSOF constraints from the base of the reference.
14116 Properly generate UNKNOWN_OFFSET for DEREF if needed.
14117 (struct variable_info): Remove collapsed_to member.
14118 (get_varinfo_fc): Remove.
14119 (new_var_info): Do not set collapsed_to.
14120 (dump_constraint): Do not follow cycles.
14121 (dump_constraint_graph): Likewise.
14122 (build_pred_graph): Likewise.
14123 (build_succ_graph): Likewise.
14124 (rewrite_constraints): Likewise.
14125 (do_simple_structure_copy): Remove.
14126 (do_rhs_deref_structure_copy): Remove.
14127 (do_lhs_deref_structure_copy): Remove.
14128 (collapse_rest_of_var): Remove.
14129 (do_structure_copy): Re-implement.
14130 (pta_stats): New global variable.
14131 (dump_pta_stats): New function.
14132 (struct constraint_expr): Make offset signed.
14133 (UNKNOWN_OFFSET): Define special value.
14134 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
14135 (solution_set_expand): New helper function split out from ...
14136 (do_sd_constraint): ... here.
14137 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
14138 (do_ds_constraint): Likewise.
14139 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
14140 and CALLUSED = *CALLUSED.
14141 (set_union_with_increment): Make inc argument signed.
14142 (type_safe): Remove.
14143 (get_constraint_for_ptr_offset): Handle unknown and negative
14145 (first_vi_for_offset): Handle offsets before start. Bail
14146 out early for offsets beyond the variable extent.
14147 (first_or_preceding_vi_for_offset): New function.
14148 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
14149 Together with ESCAPED = *ESCAPED this properly computes reachability.
14150 (find_what_var_points_to): New function.
14151 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
14152 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
14153 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
14154 pt_solutions_intersect): New functions.
14155 (compute_call_used_vars): Remove.
14156 (compute_may_aliases): New main entry into PTA computation.
14157 * gimple.h (gimple_p): New typedef.
14158 (struct gimple_statement_base): Remove references_memory_p.
14159 (struct gimple_statement_with_memory_ops_base): Remove
14160 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
14162 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
14163 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
14164 gimple_set_references_memory): Remove.
14165 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
14166 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
14168 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
14169 (verify_expr): Allow RESULT_DECL.
14170 (gimple_duplicate_bb): Do not copy virtual operands.
14171 (gimple_duplicate_sese_region): Adjust.
14172 (gimple_duplicate_sese_tail): Likewise.
14173 (mark_virtual_ops_in_region): Remove.
14174 (move_sese_region_to_fn): Do not call it.
14175 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
14176 and pass_simple_dse.
14177 (execute_function_todo): Handle TODO_update_address_taken,
14178 call execute_update_addresses_taken for TODO_rebuild_alias.
14179 (execute_todo): Adjust.
14180 (execute_one_pass): Init dump files early.
14181 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
14183 (create_general_new_stmt): Clear vops.
14184 * tree-ssa-reassoc.c (get_rank): Adjust.
14185 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
14186 symbols for renaming.
14187 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
14188 (PARAM_AVG_ALIASED_VOPS): Likewise.
14189 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
14190 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
14191 * tree-ssa-operands.c: Simplify for new virtual operand representation.
14192 (operand_build_cmp, copy_virtual_operands,
14193 create_ssa_artificial_load_stmt, add_to_addressable_set,
14194 gimple_add_to_addresses_taken): Remove public functions.
14195 (unlink_stmt_vdef): New function.
14197 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14199 * config.gcc (powerpc-*-linux*): Merge variants.
14201 2009-04-02 Chao-ying Fu <fu@mips.com>
14202 James Grosbach <james.grosbach@microchip.com>
14204 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
14205 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
14207 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
14208 keep_interrupts_masked_p, use_debug_exception_return_p.
14209 (mips_attribute_table): Add interrupt, use_shadow_register_set,
14210 keep_interrupts_masked, use_debug_exception_return.
14211 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
14212 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
14214 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
14215 (mips_print_operand): Process COP0 registers to print $0 .. $31
14216 correctly for GAS to process.
14217 (mips_interrupt_extra_call_saved_reg_p): New function.
14218 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
14220 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
14221 (mips_compute_frame_info): Add supports for interrupt context that
14222 includes doubleword accumulators and COP0 registers.
14223 (mips_for_each_saved_acc): New function.
14224 (mips_for_each_saved_gpr_and_fpr): Change the function name from
14225 mips_for_each_saved_reg.
14226 (mips_save_reg): Save accumulators.
14227 (mips_kernel_reg_p): A new for_each_rtx callback.
14228 (mips_expand_prologue): Support interrupt handlers.
14229 (mips_restore_reg): Restore accumulators.
14230 (mips_expand_epilogue): Support interrupt handlers.
14231 (mips_can_use_return_insn): Return false for interrupt handlers.
14232 (mips_epilogue_uses): New function.
14233 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
14234 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
14235 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
14236 cop0_move): New instructions.
14237 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
14238 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
14240 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
14242 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
14243 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
14244 interrupt handlers, we use K0 as the temporary register.
14245 (EPILOGUE_USES): Change to a function call.
14246 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
14247 handlers, we use K0 as the temporary register.
14249 * doc/extend.texi (Function Attributes): Document interrupt,
14250 use_shadow_register_set, keep_interrupts_masked,
14251 use_debug_exception_return for MIPS attributes.
14253 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14255 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
14256 Remove a number of t-files from tmake_file.
14257 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
14258 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14259 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14260 target_prototype, not TARGET_PROTOTYPE.
14261 (LINK_OS_GNU_SPEC): Define.
14262 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14263 and darwin-ldoubdle.c.
14265 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14268 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14269 (cpp_options): Ditto.
14270 (default_compilers): Ditto.
14271 (display_help): Ditto.
14272 (process_command): Ditto.
14273 (do_spec_1): Ditto.
14274 (set_input): Use lbasename instead of duplicate code.
14275 (save_temps_prefix): New static for -save-temps=obj.
14276 (save_temps_length): Ditto.
14278 * doc/invoke.texi (-save-temps=obj): Document new variant to
14279 -save-temps switch.
14281 2009-04-02 Jeff Law <law@redhat.com>
14283 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14286 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14288 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14289 * configure: Regenerated.
14291 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14293 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14294 share the argument list.
14296 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14300 2009-02-12 Diego Novillo <dnovillo@google.com>
14302 * varpool.c (debug_varpool): New.
14303 * cgraph.h (debug_varpool): Declare.
14305 2009-04-02 Jan Hubicka <jh@suse.cz>
14307 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14310 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14312 * config/i386/i386.c (ix86_abi): Move initialization to ...
14313 (override_options): Here.
14315 2009-04-02 Christian Bruel <christian.bruel@st.com>
14317 * config/sh/sh.c (sh_dwarf_register_span): New function.
14318 (TARGET_DWARF_REGISTER_SPAN): Define.
14319 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14321 2009-04-02 Ira Rosen <irar@il.ibm.com>
14323 PR tree-optimization/39595
14324 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14325 interleaved loads group is not greater than the SLP group size.
14327 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14329 * builtins.c (is_builtin_name): New.
14330 (called_as_built_in): Use is_builtin_name.
14331 * tree.h (is_builtin_name): New.
14332 * varasm.c (incorporeal_function_p): Use is_builtin_name
14334 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14336 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14338 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14341 * c-decl.c (clone_underlying_type): Move this ...
14342 * c-common.c (set_underlying_type): ... here.
14343 Also, make sure the function properly sets TYPE_STUB_DECL() on
14344 the newly created typedef variant type.
14345 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14346 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14349 2009-04-02 Richard Guenther <rguenther@suse.de>
14351 PR tree-optimization/37221
14352 * tree-flow.h (degenerate_phi_result): Declare.
14353 * tree-ssa-dom.c (degenerate_phi_result): Export.
14354 * tree-scalar-evolution.c (analyze_initial_condition): If
14355 the initial condition is defined by a degenerate PHI node
14356 use the degenerate value.
14358 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14360 PR rtl-optimization/39588
14361 * combine.c (merge_outer_ops): Do not set the constant when this
14363 (simplify_shift_const_1): Do not modify it either in this case.
14365 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14367 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14368 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14370 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14373 * c-lex.c (interpret_float): Default (no suffix) is double.
14375 2009-04-1 Xinliang David Li <davidxl@google.com>
14377 * config/i386/i386.c (legitimate_constant_p): Recognize
14378 all one vector constant.
14380 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14382 * config/vax/vax.c: Add #includes to silence warnings.
14383 Change #include order to silence two warnings.
14385 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14387 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14388 (ASM_SPEC): Pass -k to the assembler for PIC code.
14390 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14392 * config.gcc: Add vax-*-linux* to the switch.
14393 * config/vax/linux.h: New file. (TARGET_VERSION,
14394 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14396 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14398 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14399 Use predicate macros instead of GET_CODE() == foo.
14400 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14401 ashlsi3, rotrsi3, <unnamed>): Likewise.
14403 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14405 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14406 jbbccihi, jbbccisi): Remova trailing whitespace.
14407 * config/vax/constraints.md: Likewise.
14408 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14409 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14410 * config/vax/predicates.md: Likewise.
14411 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14412 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14413 * config/vax/vax.h: Likewise.
14414 * config/vax/vax.md (nonlocal_goto): Likewise.
14416 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14418 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14419 (indirectable_address_p, adjacent_operands_p): Add spaces around
14421 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14423 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14425 * config/vax/vax.c (legitimate_constant_address_p,
14426 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14427 index_term_p, reg_plus_index_p, legitimate_address_p,
14428 vax_mode_dependent_address_p): Update comments to match functions
14429 modified by the recent int->bool conversion.
14431 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14433 * config/vax/builtins.md: Update copyright message.
14434 * config/vax/constraints.md: Likewise.
14435 * config/vax/netbsd-elf.h: Likewise.
14436 * config/vax/predicates.md: Likewise.
14437 * config/vax/vax-protos.h: Likewise.
14438 * config/vax/vax.c: Likewise.
14439 * config/vax/vax.h: Likewise.
14440 * config/vax/vax.md: Likewise.
14441 * config/vax/vax.opt: Likewise.
14443 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14445 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14446 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14447 * config/vax/constraints.md (B, R): Likewise.
14448 * config/vax/predicates.md (external_memory_operand,
14449 nonimmediate_addsub_di_operand): Likewise.
14450 * config/vax/vax.c (vax_output_int_add): Likewise.
14451 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14452 untyped_call): Likewise.
14454 2009-04-01 Matt Thomas <matt@3am-software.com>
14456 * config/vax/predicates.md: New file.
14457 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14458 external_const_operand, nonsymbolic_operand, external_memory_operand,
14459 indirect_memory_operand, indexed_memory_operand,
14460 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14461 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14463 * config/vax/constraints.md: New file.
14464 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14466 * config/vax/builtins.md: New file.
14467 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14468 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14470 * config/vax/vax.opt (mqmath): Add option.
14471 * config/vax/vax.md (isfx): Extend with DI.
14472 (VAXintQH, VAXintQHSD): Define.
14473 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14474 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14475 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14476 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14477 (movdi): Update constraints and use vax_output_int_move().
14478 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14479 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14480 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14481 nonlocal_goto): New.
14482 (mov<mode>): Extend accepted operand types.
14483 (subdi3_old): Rename from subdi3, change update constraints and use
14484 a new implementation.
14485 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14486 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14487 MOVE_RATIO, CLEAR_RATIO): Define.
14488 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14489 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14490 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14491 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14492 (split_quadword_operands): Make static and really allow variable
14494 (print_operand_address): Update for PIC generation.
14495 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14496 indexable_address_p, fixup_mathdi_operand,
14497 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14498 (vax_float_literal, legitimate_constant_p,
14499 indirectable_constant_address_p, index_term_p,
14500 reg_plus_index_p): Return bool instead of int.
14501 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14503 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14505 (vax_output_conditional_branch): Indent.
14506 (legitimate_constant_address_p, indirectable_constant_address_p,
14507 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14508 vax_mode_dependent_address_p): Return bool instead of int, update for
14510 * config/vax/vax-protos.h (legitimate_constant_address_p,
14511 legitimate_constant_p, legitimate_address_p,
14512 vax_mode_dependent_address_p): Change declaration to bool.
14513 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14514 vax_expand_addsub_di_operands, vax_output_int_subtract,
14515 vax_output_movmemsi): Declare.
14516 (split_quadword_operands, vax_float_literal): Delete declaration.
14517 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14518 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14519 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14520 ASM_OUTPUT_DWARF_PCREL): Define.
14521 (ASM_SPEC): Change definition to allow PIC generation.
14523 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14525 * doc/sourcebuild.texi: Update front-end requirements.
14527 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14530 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14531 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14532 (booldi3_internal3): Use boolean_or_operator instead of
14535 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14538 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14539 declarator whose size is not an integer constant expression but
14540 folds to an integer constant, then treat it as a constant
14543 2009-04-01 Richard Guenther <rguenther@suse.de>
14545 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14546 i * 4 + 2 to (i * 2 + 1) * 2.
14548 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14551 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14552 return if c_parser_asm_string_literal returned NULL.
14554 2009-04-01 Nick Clifton <nickc@redhat.com>
14556 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14558 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14559 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14560 other typedefs to avoid conflicts with libgcc2.c. Define labels
14561 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14563 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14564 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14567 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14569 * varasm.c (default_function_rodata_section): Declare DOT as
14572 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14573 Andrey Galkin <agalkin@hypercom.com>
14576 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14577 Make object_name unique for each process.
14579 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14582 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14583 addressable variables in the parallel that could go out of scope while
14584 running queued tasks.
14586 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14588 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14589 (CASE_VALUES_THRESHOLD): Redefine.
14590 * config/avr/avr.c (avr_override_options): Remove initialization of
14591 avr_case_values_threshold variable.
14592 (avr_case_values_threshold): Remove variable. Add new function.
14593 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14594 * config/avr/avr.opt (mno-tablejump): Remove option.
14595 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14597 2009-04-01 DJ Delorie <dj@redhat.com>
14599 * varasm.c (default_function_rodata_section): Don't assume
14600 anything about where the first '.' in the section name is.
14602 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14604 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14605 rs6000_emit_stack_tie.
14607 2009-03-31 Ian Lance Taylor <iant@google.com>
14609 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14610 gimple_code with GIMPLE_RESX, not RESX.
14612 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14614 * c-common.c (c_get_ident): New.
14615 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14617 2009-04-01 Ben Elliston <bje@au.ibm.com>
14619 * config/rs6000/sysv4.opt (msdata): Improve option description.
14621 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14623 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14624 (divdf3_internal_lat): Remove.
14625 (divxf3_internal_lat): Remove.
14626 (divxf3_internal_thr): Remove.
14627 (divxf): Use divxf3_internal.
14628 * config/ia64/div.md (divsf3_internal_lat): New.
14629 (divdf3_internal_lat): New.
14630 (divxf3_internal): New.
14632 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14635 * Makefile.in (USE_GCC_STDINT): Define.
14636 (stmp-int-hdrs): Install stdint.h if applicable.
14637 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14639 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14640 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14641 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14642 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14643 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14644 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14645 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14646 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14647 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14648 (c_common_nodes_and_builtins): Initialize
14649 underlying_wchar_type_node. Do not initialize
14650 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14651 nodes for new types.
14652 (c_stddef_cpp_builtins): Define macros for new types.
14653 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14655 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14656 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14657 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14658 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14659 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14660 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14661 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14662 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14663 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14664 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14665 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14666 int16_type_node, int32_type_node, int64_type_node,
14667 uint8_type_node, uint16_type_node, c_uint32_type_node,
14668 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14669 int_least32_type_node, int_least64_type_node,
14670 uint_least8_type_node, uint_least16_type_node,
14671 uint_least32_type_node, uint_least64_type_node,
14672 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14673 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14674 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14675 uintptr_type_node): Define.
14676 * c-cppbuiltin.c (builtin_define_constants,
14677 builtin_define_type_minmax): New.
14678 (builtin_define_stdint_macros): Define more macros.
14679 (c_cpp_builtins): Define more limit macros.
14680 (type_suffix): New.
14681 (builtin_define_type_max): Define in terms of
14682 builtin_define_type_minmax. Remove is_long parameter. All
14684 * config.gcc (use_gcc_stdint): Define.
14685 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14686 Add newlib-stdint.h for generic targets.
14687 * config/glibc-stdint.h, config/newlib-stdint.h,
14688 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14689 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14690 * config/score/score.h (UINTPTR_TYPE): Define.
14691 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14692 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14693 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14694 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14695 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14696 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14697 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14698 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14699 * config/spu/spu.h (STDINT_LONG32): Define.
14700 * configure.ac (use_gcc_stdint): Substitute.
14701 * configure: Regenerate.
14702 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14703 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14704 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14705 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14706 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14707 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14708 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14709 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14710 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14711 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14712 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14713 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14714 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14715 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14716 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14717 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14718 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14719 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14720 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14721 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14722 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14723 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14724 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14725 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14726 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14727 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14728 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14729 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14730 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14732 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14734 * loop-iv.c (suitable_set_for_replacement): Renamed from
14735 simplify_using_assignment; changed to return bool and to accept new
14736 args DEST and SRC. Return true iff we find a source/destination pair
14737 that can be used to make a replacement, and fill SRC and DEST if so.
14738 Remove arg ALTERED. Don't deal with altered regs here. All callers
14740 (simplify_using_initial_values): Deal with altered regs here and track
14741 more precisely the effect they have on the validity of our expression.
14743 * loop-iv.c (simplify_using_condition): A condition of the form
14744 (EQ REG CONST) can be used to simply make a substitution.
14745 (simplify_using_initial_values): Keep track of conditions we have seen
14746 and keep using them to simplify new expressions, while applying the
14747 same substitutions to them as to the expression.
14749 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14750 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14753 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14754 changed. Use this when trying to improve the upper bound.
14755 Generate the comparison by using simplify_gen_relational.
14757 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14759 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14761 (simplify_using_assignment, simplify_using_initial_values): Call
14762 replace_in_expr to make replacements. Call replace_single_def_regs
14763 once on the initial version of the expression.
14765 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14768 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14770 2009-03-31 Richard Guenther <rguenther@suse.de>
14772 PR middle-end/31029
14773 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14774 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14776 2009-03-31 Richard Guenther <rguenther@suse.de>
14778 * tree.h (div_if_zero_remainder): Declare.
14779 * fold-const.c (div_if_zero_remainder): Export.
14780 * tree-ssa-forwprop.c
14781 (forward_propagate_addr_into_variable_array_index): Handle
14782 constant array index addition outside of the variable index.
14784 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14787 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14788 define_splits, floatunssi<mode>2): Require x87 conversions from
14789 DImode to be permitted.
14791 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14793 PR preprocessor/15638
14794 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14796 2009-03-31 Richard Guenther <rguenther@suse.de>
14798 PR middle-end/23401
14799 PR middle-end/27810
14800 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14801 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14802 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14803 a separate statement.
14804 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14805 (lookup_tmp_var): Likewise.
14806 (is_gimple_formal_tmp_or_call_rhs): Remove.
14807 (is_gimple_reg_or_call_rhs): Rename to ...
14808 (is_gimple_reg_rhs_or_call): ... this.
14809 (is_gimple_mem_or_call_rhs): Rename to ...
14810 (is_gimple_mem_rhs_or_call): ... this.
14811 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14812 DECL_GIMPLE_REG_P only if is_formal is true.
14813 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14814 for non-proper post-modify expression gimplification.
14815 (gimplify_self_mod_expr): For post-modify expressions gimplify
14816 the lvalue to a minimal lvalue.
14817 (rhs_predicate_for): Remove formal temp case.
14818 (gimplify_modify_expr_rhs): Likewise.
14819 (gimplify_addr_expr): Use is_gimple_reg.
14820 (gimplify_expr): Remove formal temp cases.
14821 (gimple_regimplify_operands): Likewise.
14822 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14823 and FILTER_EXPR like constants.
14824 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14826 (is_gimple_formal_tmp_rhs): Remove.
14827 (is_gimple_reg_rhs): Remove special casing.
14828 (is_gimple_mem_rhs): Fix.
14829 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14830 (is_gimple_formal_tmp_var): Remove.
14831 (is_gimple_formal_tmp_reg): Likewise.
14832 (is_gimple_min_lval): Allow invariant component ref parts.
14833 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14834 is_gimple_formal_tmp_reg): Remove declarations.
14835 * tree-cfg.c (verify_expr): Verify that variables with address
14836 taken do not have DECL_GIMPLE_REG_P set.
14837 * tree-mudflap.c (mf_build_check_statement_for): Use
14838 force_gimple_operand instead of gimplify_expr.
14840 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14842 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14843 schedulable rows to compute_split_row.
14845 2009-03-31 Ben Elliston <bje@au.ibm.com>
14848 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14851 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14853 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14854 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14855 * configure: Regenerate.
14856 * config.in: Regenerate.
14857 * config/rs6000/rs6000.opt (mtls-markers): Add.
14858 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14859 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14860 (tls_ld_aix, tls_ld_sysv): Likewise.
14861 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14862 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14864 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14866 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14868 2009-03-30 Jan Hubicka <jh@suse.cz>
14870 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14872 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14873 detection and label handling.
14875 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14877 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14878 left_conflicts_size.
14879 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14880 ALLOCNO_LEFT_CONFLICTS_SIZE.
14882 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14883 remove_allocno_from_bucket_and_push,
14884 allocno_spill_priority_compare, push_allocnos_to_stack,
14885 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14886 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14887 (setup_allocno_left_conflicts_num): Ditto. Rename to
14888 setup_allocno_left_conflicts_size.
14889 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14890 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14891 setup_allocno_left_conflicts_size instead of
14892 setup_allocno_left_conflicts_num.
14894 * ira-build.c (ira_create_allocno): Use
14895 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14896 ALLOCNO_LEFT_CONFLICTS_NUM.
14898 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14900 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14901 instead of DF_LR_OUT.
14903 * ira-lives.c (process_bb_node_lives): Ditto.
14905 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14906 instead of DF_LR_{OUT,IN}.
14908 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14910 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14912 2009-03-30 Jan Hubicka <jh@suse.cz>
14914 * except.c (label_to_region_map): Fix thinko.
14916 2009-03-30 Steve Ellcey <sje@cup.hp.com>
14918 PR middle-end/38237
14919 * tree.h (tree_find_value): New declaration.
14920 * tree.c (tree_find_value): New function.
14921 * varasm.c (assemble_external): Avoid duplicate entries on lists.
14923 2009-03-30 Jakub Jelinek <jakub@redhat.com>
14926 * c-decl.c (struct c_binding): Add locus field.
14927 (bind): Add locus argument, set locus field from it.
14928 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
14929 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
14930 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
14931 implicitly_declare, undeclared_variable, lookup_label,
14932 declare_label, c_make_fname_decl, c_builtin_function,
14933 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
14936 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
14939 * config/i386/i386.c (classify_argument): Check total size of
14942 2009-03-30 Martin Jambor <mjambor@suse.cz>
14944 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
14945 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
14946 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
14949 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
14950 seen_variable_array_ref while also traversing a union.
14952 * tree-inline.c (optimize_inline_calls): Do not call
14953 cgraph_node_remove_callees.
14954 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
14955 (pass_remove_cgraph_callee_edges): New variable.
14956 * passes.c (init_optimization_passes): Add
14957 pass_remove_cgraph_callee_edges after early inlining and before all
14958 late intraprocedural passes.
14960 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
14962 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14964 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
14965 Fix typos in names.
14967 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14969 * combine.c (simplify_comparison): Use have_insn_for.
14970 * dojump.c (do_jump): Likewise.
14972 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14974 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
14975 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
14976 sparc_compare_op0 like sparc_compare_emitted used to be handled.
14977 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
14978 instead of sparc_compare_emitted.
14979 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
14980 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
14981 instead of sparc_compare_emitted.
14983 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14985 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
14986 enter/exit cfglayout mode.
14987 (pass_partition_block): Require it.
14988 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
14989 (combine_instructions): Track basic blocks instead of labels.
14990 (update_cfg_for_uncondjump): New.
14991 (try_combine): Use it. Update jumps after rescanning.
14992 (pass_combine): Require PROP_cfglayout.
14993 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
14995 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14997 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
14998 Provide/destroy PROP_cfglayout respectively.
14999 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
15000 * tree-pass.h (PROP_cfglayout): New.
15002 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15004 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
15005 fold_convert_const_fixed_from_fixed,
15006 fold_convert_const_fixed_from_int,
15007 fold_convert_const_fixed_from_real, fold_negate_const): Do not
15008 set TREE_CONSTANT_OVERFLOW.
15009 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
15010 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
15012 2009-03-30 Ira Rosen <irar@il.ibm.com>
15014 * tree-vect-loop-manip.c: New file.
15015 * tree-vectorizer.c: Update documentation and included files.
15016 (vect_loop_location): Make extern.
15017 (rename_use_op): Move to tree-vect-loop-manip.c
15018 (rename_variables_in_bb, rename_variables_in_loop,
15019 slpeel_update_phis_for_duplicate_loop,
15020 slpeel_update_phi_nodes_for_guard1,
15021 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15022 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15023 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15024 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
15025 find_loop_location): Likewise.
15026 (new_stmt_vec_info): Move to tree-vect-stmts.c.
15027 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
15028 get_vectype_for_scalar_type, vect_is_simple_use,
15029 supportable_widening_operation, supportable_narrowing_operation):
15031 (bb_in_loop_p): Move to tree-vect-loop.c.
15032 (new_loop_vec_info, destroy_loop_vec_info,
15033 reduction_code_for_scalar_code, report_vect_op,
15034 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15035 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15036 (vect_supportable_dr_alignment): Likewise.
15037 * tree-vectorizer.h (tree-data-ref.h): Include.
15038 (vect_loop_location): Declare.
15039 Reorganize function declarations according to the new file structure.
15040 * tree-vect-loop.c: New file.
15041 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15042 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15043 * tree-vect-data-refs.c: New file.
15044 * tree-vect-patterns.c (timevar.h): Don't include.
15045 * tree-vect-stmts.c: New file.
15046 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15047 tree-vect-slp.c, tree-vect-loop.c.
15048 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15049 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15050 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15051 (tree-vect-analyze.o): Remove.
15052 (tree-vect-transform.o): Likewise.
15053 (tree-vect-data-refs.o): Add rule.
15054 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15055 tree-vect-slp.o): Likewise.
15056 (tree-vect-patterns.o): Remove redundant dependencies.
15057 (tree-vectorizer.o): Likewise.
15058 * tree-vect-slp.c: New file.
15060 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15062 * optc-gen.awk: Warn if an option flag has multiple different
15065 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15067 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15068 -floop-block): Document dependences on PPL, CLooG and Graphite.
15070 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15072 PR rtl-optimization/323
15073 * c-common.c (c_fully_fold, convert_and_check,
15074 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15075 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15076 * c-common.def (EXCESS_PRECISION_EXPR): New.
15077 * c-cppbuiltin.c (builtin_define_float_constants): Define
15078 constants with enough digits for long double.
15079 * c-lex.c (interpret_float): Interpret constant with excess
15080 precision where appropriate.
15081 * c-opts.c (c_common_post_options): Set
15082 flag_excess_precision_cmdline. Give an error for
15083 -fexcess-precision=standard for C++ for processors where the
15084 option is significant.
15085 * c-parser.c (c_parser_conditional_expression): Handle excess
15086 precision in condition.
15087 * c-typeck.c (convert_arguments): Handle arguments with excess
15089 (build_unary_op): Move excess precision outside operation.
15090 (build_conditional_expr): Likewise.
15091 (build_compound_expr): Likewise.
15092 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
15093 (build_modify_expr): Handle excess precision in RHS.
15094 (convert_for_assignment): Handle excess precision in converted
15096 (digest_init, output_init_element, process_init_element): Handle
15097 excess precision in initializer.
15098 (c_finish_return): Handle excess precision in return value.
15099 (build_binary_op): Handle excess precision in operands and add
15100 excess precision as needed for operation.
15101 * common.opt (-fexcess-precision=): New option.
15102 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
15103 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
15104 For standard excess precision, output explicit conversion to and
15105 truncation from XFmode.
15106 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
15107 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
15108 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
15109 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
15110 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
15111 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
15112 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
15113 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
15114 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
15115 define_splits, sqrt<mode>2): Disable where appropriate for
15116 standard excess precision.
15117 * convert.c (convert_to_real): Do not shorten arithmetic to type
15118 for which excess precision would be used.
15119 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
15120 * doc/invoke.texi (-fexcess-precision=): Document option.
15121 (-mfpmath=): Correct index entry.
15122 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
15123 flag_excess_precision): New.
15124 * langhooks.c (lhd_post_options): Set
15125 flag_excess_precision_cmdline.
15126 * opts.c (common_handle_option): Handle -fexcess-precision=.
15127 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
15128 init_excess_precision): New.
15129 (lang_dependent_init_target): Call init_excess_precision.
15130 * tree.c (excess_precision_type): New.
15131 * tree.h (excess_precision_type): Declare.
15133 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15136 * c-typeck.c (build_component_ref): Do not copy qualifiers from
15137 non-lvalue to component.
15139 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15141 PR preprocessor/34695
15142 * Makefile.in (c-opts.o): Depend on c-tree.h.
15143 * c-common.c: Move down include of diagnostic.h.
15144 (done_lexing, c_cpp_error): New.
15145 * c-common.h (done_lexing): Declare.
15146 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
15148 * c-opts.c: Include c-tree.h.
15149 (c_common_init_options): Set preprocessor error callback.
15150 (c_common_handle_option): Do not set preprocessor
15151 inhibit_warnings, warnings_are_errors, warn_system_headers,
15152 pedantic_errors or inhibit_warnings flags.
15153 (c_common_post_options): Do not check cpp_errors (parse_in).
15154 (c_common_finish): Do not output dependencies if there were
15155 errors. Do not check return value of cpp_finish.
15156 * c-ppoutput.c (pp_file_change): Set input_location.
15157 * c-tree.h (c_cpp_error): Declare.
15158 * diagnostic.c (diagnostic_set_info_translated): Also initialize
15160 (diagnostic_build_prefix): Check override_column.
15161 * diagnostic.h (diagnostic_info): Add override_column field.
15162 (diagnostic_override_column): Define.
15164 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
15166 * c-common.c (c_expand_expr, c_staticp): Remove.
15167 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
15168 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
15169 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
15170 * c-gimplify.c (gimplify_compound_literal_expr,
15171 optimize_compound_literals_in_ctor): Remove.
15172 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
15173 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
15174 * c-semantics.c (emit_local_var): Remove.
15176 * langhooks-def.h (lhd_expand_expr): Remove.
15177 * langhooks.c (lhd_expand_expr): Remove.
15178 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
15180 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
15181 handling from c-semantics.c; don't call into langhook.
15182 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
15183 * gimplify.c (gimplify_compound_literal_expr,
15184 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
15185 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
15186 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
15187 as was done in c-gimplify.c.
15188 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
15189 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
15190 Move from c-common.h.
15191 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
15193 * tree.c (staticp): Do not call langhook.
15194 * langhooks.c (lhd_staticp): Delete.
15195 * langhooks-def.h (lhd_staticp): Delete prototype.
15196 (LANG_HOOKS_STATICP): Delete.
15197 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
15199 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
15200 instead of DECL_STMTs.
15202 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15210 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
15212 (fold_call_expr): Return a NOP_EXPR from folding rather than the
15213 contained expression.
15214 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
15215 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
15216 conditional expressions for C.
15217 (decl_constant_value_for_optimization): Move from
15218 decl_constant_value_for_broken_optimization in c-typeck.c. Check
15219 whether optimizing and that the expression is a VAR_DECL not of
15220 array type instead of doing such checks in the caller. Do not
15221 check pedantic. Call gcc_unreachable for C++.
15222 * c-common.def (C_MAYBE_CONST_EXPR): New.
15223 * c-common.h (c_fully_fold, c_save_expr,
15224 decl_constant_value_for_optimization): New prototypes.
15225 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15226 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15227 EXPR_INT_CONST_OPERANDS): Define.
15228 * c-convert.c (convert): Strip nops from expression.
15229 * c-decl.c (groktypename): Take extra parameters expr and
15230 expr_const_operands. Update call to grokdeclarator.
15231 (start_decl): Update call to grokdeclarator. Add statement for
15232 expressions used in type of decl.
15233 (grokparm): Update call to grokdeclarator.
15234 (push_parm_decl): Update call to grokdeclarator.
15235 (build_compound_literal): Add parameter non_const and build a
15236 C_MAYBE_COSNT_EXPR if applicable.
15237 (grokdeclarator): Take extra parameters expr and
15238 expr_const_operands. Track expressions used in declaration
15239 specifiers and declarators. Fold array sizes and track whether
15240 they are constant expressions and whether they are integer
15241 constant expressions.
15242 (parser_xref_tag): Set expr and expr_const_operands fields in
15244 (grokfield): Update call to grokdeclarator.
15245 (start_function): Update call to grokdeclarator.
15246 (build_null_declspecs): Set expr and expr_const_operands fields in
15248 (declspecs_add_type): Handle expressions in typeof specifiers.
15249 * c-parser.c (c_parser_declspecs): Set expr and
15250 expr_const_operands fields for declaration specifiers.
15251 (c_parser_enum_specifier): Likewise.
15252 (c_parser_struct_or_union_specifier): Likewise.
15253 (c_parser_typeof_specifier): Likewise. Update call to
15254 groktypename. Fold expression as needed. Return expressions with
15255 type instead of adding statements.
15256 (c_parser_attributes): Update calls to c_parser_expr_list.
15257 (c_parser_statement_after_labels): Fold expression before passing
15258 to objc_build_throw_stmt.
15259 (c_parser_condition): Fold expression.
15260 (c_parser_asm_operands): Fold expression.
15261 (c_parser_conditional_expression): Use c_save_expr. Update call
15262 to build_conditional_expr.
15263 (c_parser_alignof_expression): Update call to groktypename.
15264 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15265 original_code. Fold expression argument of va_arg. Create
15266 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15267 argument to va_arg. Update calls to groktypename. Fold array
15268 index for offsetof. Verify that first argument to
15269 __builtin_choose_expr has integer type.
15270 (c_parser_postfix_expression_after_paren_type): Update calls to
15271 groktypename and build_compound_literal. Handle expressions with
15272 side effects in type name.
15273 (c_parser_postfix_expression_after_primary): Update call to
15274 c_parser_expr_list. Set original_code for calls to
15275 __builtin_constant_p.
15276 (c_parser_expr_list): Take extra parameter fold_p. Fold
15277 expressions if requested.
15278 (c_parser_objc_type_name): Update call to groktypename.
15279 (c_parser_objc_synchronized_statement): Fold expression.
15280 (c_parser_objc_receiver): Fold expression.
15281 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15282 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15283 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15284 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15285 (struct c_typespec): Add elements expr and expr_const_operands.
15286 (struct c_declspecs): Add elements expr and expr_const_operands.
15287 (groktypename, build_conditional_expr, build_compound_literal):
15289 (in_late_binary_op): Declare.
15290 * c-typeck.c (note_integer_operands): New function.
15291 (in_late_binary_op): New variable.
15292 (decl_constant_value_for_broken_optimization): Move to c-common.c
15293 and rename to decl_constant_value_for_optimization.
15294 (default_function_array_conversion): Do not strip nops.
15295 (default_conversion): Do not call
15296 decl_constant_value_for_broken_optimization.
15297 (build_array_ref): Do not fold result.
15298 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15299 result when operand is a VLA.
15300 (c_expr_sizeof_type): Update call to groktypename. Handle
15301 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15302 result when operand names a VLA type.
15303 (build_function_call): Update call to build_compound_literal.
15304 Only fold result for calls to __builtin_* functions. Strip
15305 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15306 the function designator.
15307 (convert_arguments): Fold arguments. Update call to
15308 convert_for_assignment.
15309 (build_unary_op): Handle increment and decrement of
15310 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15311 decrement earlier. Fold operand of increment and decrement.
15312 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15313 built for integer operand. Wrap returns that are INTEGER_CSTs
15314 without being integer constant expressions or that have integer
15315 constant operands without being INTEGER_CSTs.
15316 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15317 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15318 result is an integer constant expression or can be used in
15319 unevaluated parts of one and avoid folding and wrap as
15320 appropriate. Fold operands before possibly doing -Wsign-compare
15322 (build_compound_expr): Wrap result for C99 if operands can be used
15323 in integer constant expressions.
15324 (build_c_cast): Update call to digest_init. Do not ignore
15325 overflow from casting floating-point constants to integers. Wrap
15326 results that could be confused with integer constant expressions,
15327 null pointer constants or floating-point constants.
15328 (c_cast_expr): Update call to groktypename. Handle expressions
15329 included in type name.
15330 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15331 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15332 Update calls to convert_for_assignment.
15333 (convert_for_assignment): Take new parameter
15334 null_pointer_constant. Do not strip nops or call
15335 decl_constant_value_for_broken_optimization. Set
15336 in_late_binary_op for conversions to boolean.
15337 (store_init_value): Update call to digest_init.
15338 (digest_init): Take new parameter null_pointer_constant. Do not
15339 call decl_constant_value_for_broken_optimization. pedwarn for
15340 initializers not constant expressions. Update calls to
15341 convert_for_assignment.
15342 (constructor_nonconst): New.
15343 (struct constructor_stack): Add nonconst element.
15344 (really_start_incremental_init, push_init_level, pop_init_level):
15345 Handle constructor_nonconst and nonconst element.
15346 (set_init_index): Call constant_expression_warning for array
15348 (output_init_element): Fold value. Set constructor_nonconst as
15349 applicable. pedwarn for initializers not constant expressions.
15350 Update call to digest_init. Call constant_expression_warning
15351 where constant initializers are required.
15352 (process_init_element): Use c_save_expr.
15353 (c_finish_goto_ptr): Fold expression.
15354 (c_finish_return): Fold return value. Update call to
15355 convert_for_assignment.
15356 (c_start_case): Fold switch expression.
15357 (c_process_expr_stmt): Fold expression.
15358 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15359 ensure statement expression is not evaluated in constant expression.
15360 (build_binary_op): Track whether results are integer constant
15361 expressions or may occur in such, disable folding and wrap results
15362 as applicable. Fold operands for -Wsign-compare warnings unless
15364 (c_objc_common_truthvalue_conversion): Handle results folded to
15365 integer constants that are not integer constant expressions.
15366 * doc/extend.texi: Document when typeof operands are evaluated,
15367 that condition of __builtin_choose_expr is an integer constant
15368 expression, and more about use of __builtin_constant_p in
15371 2009-03-29 Richard Guenther <rguenther@suse.de>
15373 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15374 propagate addresses of array references.
15376 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15378 * regmove.c (perhaps_ends_bb_p): Remove.
15379 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15380 from INSN and check that the main loop stays within that basic block.
15381 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15382 (regmove_forward_pass): Split out from regmove_optimize. Use
15383 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15384 (regmove_backward_pass): Split out from regmove_optimize. Use
15385 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15386 (regmove_optimize): Simplify.
15388 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15391 * config/i386/i386.c (classify_argument): Ignore flexible array
15392 member in struct and warn ABI change.
15394 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15396 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15398 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15399 (ix86_adjust_cost): Updated.
15401 2009-03-29 Jan Hubicka <jh@suse.cz>
15403 PR middle-end/28850
15404 * tree-pass.h (pass_cleanup_eh): New function.
15405 (remove_unreachable_regions): Break code handling RTL
15406 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15407 that can not be reached by runtime.
15408 (can_be_reached_by_runtime): New function.
15409 (label_to_region_map): New function.
15410 (num_eh_regions): New function.
15411 (rtl_remove_unreachable_regions): New function.
15412 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15413 (remove_eh_region): New function.
15414 * except.h: Include sbitmap and vecprim.
15415 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15416 num_eh_regions): Declare.
15417 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15418 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15419 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15420 (tree_empty_eh_handler_p): New function.
15421 (cleanup_empty_eh): New function.
15422 (cleanup_eh): New function.
15423 (pass_cleanup_eh): New function.
15425 2009-03-29 Jan Hubicka <jh@suse.cz>
15427 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15428 for removed regions.
15430 2009-03-29 Jan Hubicka <jh@suse.cz>
15432 * except.c (dump_eh_tree): Dump all datastructures.
15434 2009-03-29 Jan Hubicka <jh@suse.cz>
15436 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15437 (duplicate_eh_regions_1): Likewise.
15438 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15439 vector; call EH verification.
15440 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15441 Be ready for region being removed.
15443 2009-03-29 Jan Hubicka <jh@suse.cz>
15445 * bitmap.c (bitmap_last_set_bit): New function.
15446 * bitmap.h (bitmap_last_set_bit): Declare.
15448 2009-03-29 David Ayers <ayers@fsfe.org>
15451 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15452 by calling objc_compare_types and surpress warnings about
15453 incompatible C pointers that are compatible ObjC pointers.
15455 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15457 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15458 call initialize_inline_failed.
15459 (initialize_inline_failed): Move it from here ...
15460 * cgraph.c (initialize_inline_failed): ... to here.
15461 (cgraph_create_edge): Call initialize_inline_failed rather than
15462 setting inline_failed directly.
15464 2009-03-29 Ben Elliston <bje@au.ibm.com>
15467 * sysv4.opt (msdata): Improve comment.
15468 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15469 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15471 2009-03-29 Ben Elliston <bje@au.ibm.com>
15474 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15475 load and store attributes.
15477 2009-03-29 Ben Elliston <bje@au.ibm.com>
15479 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15480 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15481 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15482 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15483 __builtin_infq and __builtin_huge_valq.
15485 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15487 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15489 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15490 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15492 2009-03-28 Xinliang David Li <davidxl@google.com>
15494 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15495 (do_dbg_cnt): New function.
15497 2009-03-28 Jan Hubicka <jh@suse.cz>
15499 Merge from pretty-ipa:
15501 2009-03-27 Jan Hubicka <jh@suse.cz>
15503 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15504 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15505 * passes.c (function_called_by_processed_nodes_p): New.
15506 * ipa-pure-const.c (check_call): Fix handling of operands.
15507 (analyze_function): Dump debug output for skipped bodies.
15508 (local_pure_const): Use function_called_by_processed_nodes_p.
15509 * dwarf2out.c (reference_to_unused): Use output.
15510 * passes.c (do_per_function_toporder): Likewise.
15512 2008-11-12 Jan Hubicka <jh@suse.cz>
15514 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15515 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15516 state_set_in_source enum
15517 (check_decl): Ignore memory tags; do not set fake looping flags;
15519 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15520 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15521 (check_call, analyze_function): Rewrite.
15523 (add_new_function): Update call of analyze_function.
15524 (generate_summary): Add call of analyze_function.
15525 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15526 (local_pure_const): New function.
15527 (pass_local_pure_const): New pass.
15528 * ipa-inline.c (inline_transform): Set after_inlining.
15529 * tree-eh.c (stmt_can_throw_external): New.
15530 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15531 work with aliasing built.
15532 * tree-flow.h (stmt_can_throw_external): New.
15533 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15534 and local pure/const pass in early and late optimization queue.
15536 2009-03-28 Martin Jambor <mjambor@suse.cz>
15538 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15540 (fold_binary): Allow function decl aligment consideration is the
15541 second argument is integer constant one.
15542 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15543 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15544 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15546 2009-03-28 Jan Hubicka <jh@suse.cz>
15548 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15549 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15550 * function.h (rtl_data): Add nothrow flag.
15551 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15552 set DECL_NOTHROW for AVAILABLE functions.
15554 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15556 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15557 following vector keyword has expansion starting with pixel or bool
15558 keyword, expand vector to __vector and pixel or bool to __pixel or
15562 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15563 warn_if_disallowed_function_p): Removed.
15564 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15565 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15566 warning_if_disallowed_function_p.
15567 * flags.h (warn_if_disallowed_function_p,
15568 warn_disallowed_functions): Removed.
15569 * common.opt (Wdisallowed-function-list=): Removed.
15570 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15572 2009-03-28 Richard Guenther <rguenther@suse.de>
15574 PR tree-optimization/38723
15575 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15578 2009-03-28 Jan Hubicka <jh@suse.cz>
15580 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15581 test introduced by my previous patch.
15583 2009-03-28 Richard Guenther <rguenther@suse.de>
15585 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15586 the PHIs value undefined.
15588 2009-03-28 Jan Hubicka <jh@suse.cz>
15590 * tree-pass.h (pass_fixup_cfg): New pass.
15591 * ipa-inline.c (inline_transform): Set
15592 always_inline_functions_inlined/after_inlining.
15593 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15594 (pass_fixup_cfg): New pass.
15595 * passes.c (init_optimization_passes): Add fixup_cfg.
15597 2009-03-28 Richard Guenther <rguenther@suse.de>
15599 PR tree-optimization/38458
15600 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15601 argument use the arguments copy-of value.
15603 2009-03-28 Richard Guenther <rguenther@suse.de>
15605 PR tree-optimization/38180
15606 * tree-ssa-ccp.c (get_default_value): Simplify.
15607 (likely_value): Likewise.
15608 (surely_varying_stmt_p): Properly handle VOP case.
15609 (ccp_initialize): Likewise.
15610 (ccp_fold): Handle propagating through *&.
15611 (fold_const_aggregate_ref): Also handle decls.
15613 2009-03-28 Jan Hubicka <jh@suse.cz>
15615 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15616 * cgraph.h (cgraph_node): Likewise.
15617 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15618 (cgraph_reset_node): Use process flag.
15619 (cgraph_mark_functions_to_output): Likewise.
15620 (cgraph_expand_function): Likewise.
15621 (cgraph_expand_all_functions): Likewise.
15622 (cgraph_output_in_order): Likewise.
15623 * dwarf2out.c (reference_to_unused): Likewise.
15624 * passes.c do_per_function_toporder): Likewise.
15626 2009-03-28 Jan Hubicka <jh@suse.cz>
15628 Bring from lto-branch:
15630 2008-09-03 Doug Kwan <dougkwan@google.com>
15632 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15633 enums instead of reason strings.
15634 * cgraph.c (cgraph_create_edge): Same.
15635 (cgraph_inline_failed_string): New function.
15636 * cgraph.h (cgraph_inline_failed_t): New enum type.
15637 (cgraph_inline_failed_string): New prototype.
15638 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15639 char pointer to cgraph_inline_failed_t.
15640 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15641 (cgraph_default_inline_p): Ditto.
15642 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15643 to cgraph_inline_failed_t pointer.
15644 * cif-code.def: New file.
15645 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15647 (cgraph_check_inline_limits): Change type of REASON to pointer to
15648 cgraph_inline_failed_t. Replace reason strings with enums.
15649 (cgraph_default_inline_p): Ditto.
15650 (cgraph_recursive_inlining_p): Ditto.
15651 (update_caller_keys): Change type of FAILED_REASON to
15652 cgraph_inline_failed_t.
15653 (cgraph_set_inline_failed): Change type of REASON to pointer to
15654 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15655 convert enums to strings for text output.
15656 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15657 to be of type cgraph_inline_failed_t. Replace reason strings with
15658 enums. Call cgraph_inline_failed_string to covert enums
15659 to strings for text output.
15660 (cgraph_decide_inlining): Replace reason strings with enums.
15661 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15662 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15664 * tree-inline.c (expand_call_inline): Change type of REASON
15665 to cgraph_inline_failed_t. Replace reason strings with enums.
15666 Call cgraph_inline_failed_string for text output.
15667 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15670 2009-03-28 Jan Hubicka <jh@suse.cz>
15672 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15673 cgraph_clone_node): Remove master clone handling.
15674 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15675 * cgraph.h (master_clone): Remove.
15676 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15677 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15678 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15680 2009-03-28 Jan Hubicka <jh@suse.cz>
15682 * cgraph.c (cgraph_function_body_availability): Functions declared
15683 inline are always safe to assume that it is not going to be replaced.
15685 2009-03-28 Richard Guenther <rguenther@suse.de>
15687 PR tree-optimization/38513
15688 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15689 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15690 EXC_PTR_EXPR and FILTER_EXPR.
15691 (get_ref_from_reference_ops): Likewise.
15693 2009-03-28 Richard Guenther <rguenther@suse.de>
15695 PR tree-optimization/38968
15696 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15697 Use FLOOR_MOD_EXPR to compute misalignment.
15699 2009-03-28 Richard Guenther <rguenther@suse.de>
15701 PR tree-optimization/37795
15702 * tree.h (combine_comparisons): Declare.
15703 * fold-const.c (combine_comparisons): Export.
15704 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15706 (ifcombine_iforif): Use combine_comparisons.
15708 2009-03-28 Jan Hubicka <jh@suse.cz>
15710 * tree-eh.c (inlinable_call_p): New function.
15711 (make_eh_edges): Use it.
15712 (verify_eh_edges): Use it.
15713 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15714 * except.c (reachable_next_level): Add inlinable_function argument
15715 (sjlj_find_directly_reachable_regions): Update.
15716 (add_reachable_handler): Do not set saw_any_handlers.
15717 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15718 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15719 Add new inlinable call parameter.
15720 (can_throw_internal, can_throw_external): Update.
15721 * except.h (can_throw_internal_1, can_throw_external_1,
15722 foreach_reachable_handler): Update declaration.
15724 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15726 * config/arm/t-arm-coff, config/h8300/coff.h,
15727 config/i386/i386-aout.h, config/i386/i386-coff.h,
15728 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15729 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15730 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15731 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15732 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15733 sys-types.h: Remove.
15734 * Makefile.in: Remove protoize and fixproto support and references
15736 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15737 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15739 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15740 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15741 unprotoize$(exeext).
15742 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15743 (.PHONY): Don't depend on proto.
15744 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15745 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15746 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15747 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15748 build/gen-protos.o, build/scan.o, xsys-protos.h,
15749 build/fix-header$(build_exeext), build/fix-header.o,
15750 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15751 stmp-install-fixproto): Remove.
15752 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15753 SYSCALLS.c or fixproto files.
15754 (install-common): Don't install protoize.
15755 (install-headers-tar, install-headers-cpio, install-headers-cp):
15756 Don't depend on $(STMP_FIXPROTO).
15757 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15758 install fixproto files or write out fixproto settings.
15759 (uninstall): Don't uninstall protoize.
15760 * config.gcc (use_fixproto): Remove.
15761 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15762 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15763 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15764 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15765 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15766 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15767 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15768 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15769 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15770 * config/t-vxworks (STMP_FIXPROTO): Remove.
15771 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15772 STMP_FIXPROTO): Remove.
15773 * config.in, configure: Regenerate.
15774 * crtstuff.c (gid_t, uid_t): Don't undefine.
15775 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15776 (arm-*-coff, arm-*-aout: Remove target entries.
15777 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15778 Remove mention of AIX 4.1.
15779 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15780 * doc/invoke.texi (Running Protoize): Remove.
15781 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15782 (Protoize Caveats): Remove.
15783 * tsystem.h: Update comments on headers assumed to exist.
15785 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15787 * genautomata.c: Add a new year to the copyright. Add a new
15789 (struct insn_reserv_decl): Add comments for member bypass_list.
15790 (find_bypass): Remove.
15791 (insert_bypass): New.
15792 (process_decls): Use insert_bypass.
15793 (output_internal_insn_latency_func): Output all bypasses with the
15794 same input insn in one switch case.
15796 * rtl.def (define_bypass): Describe bypass choice.
15797 * doc/md.texi (define_bypass): Ditto.
15799 2009-03-27 Richard Guenther <rguenther@suse.de>
15801 * gimplify.c (mark_addressable): Export.
15802 * tree-flow.h (mark_addressable): Declare.
15803 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15804 * tree-ssa.c (verify_phi_args): Verify that address taken
15805 variables have TREE_ADDRESSABLE set.
15807 2009-03-27 Richard Guenther <rguenther@suse.de>
15809 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15810 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15811 Do not mark decls TREE_ADDRESSABLE.
15812 (build_fold_addr_expr): Adjust.
15813 (fold_addr_expr): Remove.
15814 (fold_unary): Use build_fold_addr_expr.
15815 (fold_comparison): Likewise.
15816 (split_address_to_core_and_offset): Likewise.
15817 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15819 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15820 (gimplify_modify_expr_to_memcpy): Mark source and destination
15822 * omp-low.c (create_omp_child_function): Mark the object decl
15824 (lower_rec_input_clauses): Mark the var we take the address of
15826 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15828 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15830 PR middle-end/39315
15831 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15832 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15834 2009-03-27 Richard Guenther <rguenther@suse.de>
15836 PR tree-optimization/39120
15837 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15839 (handle_lhs_call): Process return constraints. Add escape
15840 constraints if necessary.
15841 (handle_const_call): Fill out return constraints. Make nested
15842 case more precise. Avoid consttmp if possible.
15843 (handle_pure_call): Fill out return constraints. Avoid
15844 callused if possible.
15845 (find_func_aliases): Simplify call handling.
15847 2009-03-27 Richard Guenther <rguenther@suse.de>
15849 PR tree-optimization/39120
15850 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15851 as a representative.
15852 (solve_graph): Do propagate CALLUSED.
15853 (handle_pure_call): Use a scalar constraint from CALLUSED for
15855 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15858 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15861 * c-common.c (handle_aligned_attribute): Properly check alignment
15862 overflow. Use (1U << i) instead of (1 << i).
15864 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15866 * expr.h (get_mem_align_offset): Updated.
15868 * tree.h (tree_decl_common): Change align to "unsigned int" and
15869 move it before pointer_alias_set.
15871 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15872 Jakub Jelinek <jakub@redhat.com>
15875 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15876 gr_register_operand with gr_reg_or_0_operand.
15877 (cmpxchg_rel_di): Likewise.
15878 (sync_lock_test_and_set<mode>): Likewise.
15880 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15882 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15883 (true_regnum): Likewise.
15885 * rtlanal.c (subreg_info): Moved to ...
15886 * rtl.h (subreg_info): Here. New.
15887 (subreg_get_info): New.
15889 * rtlanal.c (subreg_get_info): Make it extern.
15891 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15894 * config/i386/i386.c (ix86_abi): New.
15895 (override_options): Handle -mabi=.
15896 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15897 (ix86_call_abi_override): Likewise.
15898 (init_cumulative_args): Likewise.
15899 (function_arg_advance): Likewise.
15900 (function_arg_64): Likewise.
15901 (function_arg): Likewise.
15902 (ix86_pass_by_reference): Likewise.
15903 (ix86_function_value_regno_p): Likewise.
15904 (ix86_build_builtin_va_list_abi): Likewise.
15905 (setup_incoming_varargs_64): Likewise.
15906 (is_va_list_char_pointer): Likewise.
15907 (ix86_init_machine_status): Likewise.
15908 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15909 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15910 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15911 (ix86_function_abi): Make it static and return enum calling_abi.
15912 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
15914 (ix86_fn_abi_va_list): Updated.
15916 * config/i386/i386.h (ix86_abi): New.
15917 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
15918 (CONDITIONAL_REGISTER_USAGE): Likewise.
15919 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
15920 (machine_function): Likewise.
15922 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
15924 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
15925 (STACK_BOUNDARY): Likewise.
15926 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
15928 * config/i386/i386.opt (mabi=): New.
15930 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
15931 return enum calling_abi.
15932 (ix86_function_type_abi): Likewise.
15933 (ix86_function_abi): Removed.
15935 * doc/invoke.texi: Document -mabi= option for x86.
15937 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15939 * builtins.c (real_dconstp): Delete.
15940 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
15942 2009-03-27 Dodji Seketeli <dodji@redhat.com>
15943 Jakub Jelinek <jakub@redhat.com>
15946 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
15947 (gen_subprogram_die): When a function is explicit, generate the
15948 DW_AT_explicit attribute.
15949 * langhooks.h (struct lang_hooks_for_decls): Add
15950 function_decl_explicit_p langhook.
15951 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
15952 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
15954 2009-03-27 Jakub Jelinek <jakub@redhat.com>
15956 * builtins.c (fold_builtin_memory_op): Optimize memmove
15957 into memcpy if we can prove source and destination don't overlap.
15959 * tree-inline.c: Include gt-tree-inline.h.
15960 (clone_fn_id_num): New variable.
15961 (clone_function_name): New function.
15962 (tree_function_versioning): Use it.
15963 * Makefile.in (GTFILES): Add tree-inline.c.
15965 2009-03-27 Mark Mitchell <mark@codesourcery.com>
15967 * BASE-VER: Change to 4.5.0.
15969 2009-03-27 Xinliang David Li <davidxl@google.com>
15971 PR tree-optimization/39557
15972 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
15974 2009-03-27 Xinliang David Li <davidxl@google.com>
15976 PR tree-optimization/39548
15977 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
15980 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15982 * c-common.c (pointer_int_sum): Use %wd on return from
15985 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15987 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
15988 on return from tree_low_cst.
15990 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
15993 * ginclude/stdarg.h (va_copy): Define also for
15994 __GXX_EXPERIMENTAL_CXX0X__.
15996 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15999 * builtins.h (c_strlen): Do not warn here.
16000 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16001 * c-common.c (pointer_int_sum): Take an explicit location.
16002 Warn about offsets out of bounds.
16003 * c-common.h (pointer_int_sum): Adjust declaration.
16005 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16007 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
16010 2009-03-26 Jakub Jelinek <jakub@redhat.com>
16013 * opts.c (warn_if_disallowed_function_p): Don't assume
16014 get_callee_fndecl must return non-NULL.
16016 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16018 PR rtl-optimization/39522
16019 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16020 when reg_reloaded_valid is set.
16022 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16024 * config/spu/divv2df3.c: New file.
16025 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
16026 (DPBIT_FUNCS): Filter out _div_df.
16028 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
16030 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
16031 a jump insn, count that jump in the distance to the loop start.
16033 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16036 * config/sh/sh.c (calc_live_regs): Fix condition for global
16037 registers except PIC_OFFSET_TABLE_REGNUM.
16039 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16042 * doc/invoke.texi (-mconsole): New.
16044 (-mno-cygwin): New.
16046 (-mnop-fun-dllimport): New.
16050 (sub section "i386 and x86-64 Windows Options"): New.
16052 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16054 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16055 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16057 2009-03-25 Richard Guenther <rguenther@suse.de>
16059 PR middle-end/39497
16060 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16063 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16065 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16066 neither of haifa/selective schedulers are working.
16068 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16070 * doc/invoke.texi (Debugging Options): Fix description of
16071 -fno-merge-debug-strings.
16073 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16075 * config/cris/libgcc.ver: New version-script.
16076 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16078 * configure.ac <GAS features, nop mnemonic>: Add pattern
16079 crisv32-*-* for "nop".
16080 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16081 * configure: Regenerate.
16083 2009-03-24 Ira Rosen <irar@il.ibm.com>
16085 PR tree-optimization/39529
16086 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16087 mark_sym_for_renaming for the tag copied to the new vector
16090 2009-03-24 Arthur Loiret <aloiret@debian.org>
16092 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
16093 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
16094 EXTRA_SPEC_FUNCTIONS.
16095 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
16096 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
16097 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
16098 -march and -mtune options.
16100 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
16102 * config/m68k/t-rtems: Add m5329 multilib.
16104 2009-03-24 Dodji Seketeli <dodji@redhat.com>
16105 Jakub Jelinek <jakub@redhat.com>
16108 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
16111 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16114 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
16115 instead of c_parser_expression_conv, if original_code isn't one of the
16116 4 allowed comparison codes, fail.
16118 2009-03-23 Richard Guenther <rguenther@suse.de>
16120 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
16121 * tree.h (struct tree_type): Likewise.
16122 * reload.h (struct insn_chain): Likewise.
16123 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
16124 * function.h (struct function): Likewise.
16125 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
16127 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16129 PR tree-optimization/39516
16130 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
16132 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
16134 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
16135 should be set true if BITS_PER_WORD of target is bigger than 32
16137 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
16139 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
16140 Translate -B-options to -rpath-link. Correct existing
16141 rpath-link and conditionalize on !nostdlib.
16143 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16145 * doc/extend.texi (Function Attributes, Variable Attributes):
16147 * doc/invoke.texi (Debugging Options, Optimize Options)
16148 (i386 and x86-64 Options, MCore Options): Likewise.
16150 2009-03-20 Jakub Jelinek <jakub@redhat.com>
16153 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
16154 it for block local namespace aliases.
16155 (gen_decl_die): Pass context_die to gen_namespace_die.
16157 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16160 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
16161 minimum or maximum value.
16163 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
16165 * reginfo.c (globalize_reg): Recompute derived reg sets.
16167 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
16170 * libgcc2.c (mprotect): Do not use signed arguments for
16171 VirtualProtect, use DWORD arguments. Also fix the 'may
16172 be used uninitialized' warning for the np variable.
16174 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16177 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
16178 functions using regparm calling conventions when not optimizing.
16179 (ix86_function_sseregparm): Similarly for sseregparm calling
16182 2009-03-19 Li Feng <nemokingdom@gmail.com>
16184 PR middle-end/39500
16185 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
16186 dependence if the first conflict is after niter iterations.
16188 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
16190 PR middle-end/38609
16191 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
16192 functions with dynamic stack-pointer adjustments.
16194 2009-03-19 Ben Elliston <bje@au.ibm.com>
16196 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
16197 option; change to -msdata=data.
16199 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16201 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
16204 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
16207 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
16209 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
16211 * doc/invoke.texi (Code Gen Options): Expand discussion of
16214 2009-03-18 Jakub Jelinek <jakub@redhat.com>
16216 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
16217 * matrix-reorg.c (struct matrix_info): Likewise.
16218 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
16219 * rtl.h (struct mem_attrs): Likewise.
16220 * df.h (struct df): Likewise.
16221 * tree-data-ref.h (struct data_dependence_relation): Likewise.
16222 * ira-int.h (struct ira_allocno): Likewise.
16223 * df-scan.c (struct df_collection_rec): Likewise.
16224 * ira.c (struct equivalence): Likewise.
16225 * function.c (struct temp_slot): Likewise.
16226 * cfgloop.h (struct loop): Likewise.
16229 * function.c (use_register_for_decl): When not optimizing, disregard
16230 register keyword for variables with types containing methods.
16232 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
16234 PR middle-end/39447
16235 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
16236 (is_simple_operand): Call contains_component_ref_p before calling data
16237 reference analysis that would fail on COMPONENT_REFs.
16239 * tree-vrp.c (search_for_addr_array): Fix formatting.
16241 2009-03-18 Richard Guenther <rguenther@suse.de>
16243 * tree-vect-transform.c (vect_loop_versioning): Fold the
16244 generated comparisons.
16245 * tree-vectorizer.c (set_prologue_iterations): Likewise.
16246 (slpeel_tree_peel_loop_to_edge): Likewise.
16248 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16250 PR middle-end/37805
16251 * opts.c (print_specific_help): In addition to `undocumented',
16252 accept `separate' and `joined' flags if passed alone. Describe
16253 output by the first matched one of those.
16254 (common_handle_option): Skip over empty strings.
16255 * gcc.c (display_help): Fix help string for `--help='.
16256 * doc/invoke.texi (Option Summary, Overall Options): With
16257 `--help=', classes and qualifiers can both be repeated, but
16258 only the latter can be negated. One should not pass only
16259 negated qualifiers. Fix markup and examples.
16262 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16263 PR middle-end/37805
16264 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16265 and -fhelp=separate.
16267 2009-03-17 Jing Yu <jingyu@google.com>
16269 PR middle-end/39378
16270 * function.h (struct rtl_data): Move is_thunk from here...
16271 (struct function): ...to here.
16272 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16273 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16275 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16277 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16278 (alpha_output_function_end_prologue): Likewise.
16279 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16280 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16281 (rs6000_output_function_epilogue): Likewise.
16282 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16284 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16287 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16288 from different units in a single alternative.
16289 (*truncdfsf_i387): Ditto.
16290 (*truncxfsf2_mixed): Ditto.
16291 (*truncxfdf2_mixed): Ditto.
16293 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16295 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16296 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16299 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16300 unused non-artificial variables when not optimizing.
16303 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16304 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16305 NAMESPACE_DECL in its DECL_INITIAL.
16307 PR middle-end/39443
16308 * optabs.c (set_user_assembler_libfunc): New function.
16309 * expr.h (set_user_assembler_libfunc): New prototype.
16310 * c-common.c: Include libfuncs.h.
16311 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16312 for memcmp, memset, memcpy, memmove and abort.
16313 * Makefile.in (c-common.o): Depend on libfuncs.h.
16316 * dwarf2out.c (gen_inlined_enumeration_type_die,
16317 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16318 gen_tagged_type_instantiation_die): Removed.
16319 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16322 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16325 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16327 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16328 (check-parallel-%): Ditto.
16329 (check-consistency): Ditto.
16331 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16333 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16334 local variable rhs by NULL_TREE.
16336 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16339 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16341 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16344 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16346 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16349 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16350 for ms->sysv ABI calls only in 64bit mode.
16352 * config/i386/i386.md (untyped_call): Support 32bit.
16354 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16356 * doc/extend.texi: Replace x86_65 with x86_64.
16358 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16360 PR tree-optimization/39455
16361 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16362 mismatches for POINTER_TYPE_P (type).
16363 (number_of_iterations_le): Likewise.
16365 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16367 * config/picochip/picochip.c: Removed profiling support.
16368 * config/picochip/picochip.md: Removed profiling instruction.
16369 * config/picochip/picochip.h: Removed profiling builtin.
16371 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16373 * doc/install.texi (--with-host-libstdcxx): Document.
16375 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16378 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16379 generate a warning if the function name does not begin with
16380 "__vector" and the function has either the 'signal' or 'interrupt'
16381 attribute, from here to ...
16382 (avr_declare_function_name): ...here. New function.
16383 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16384 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16386 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16389 * cse.c (fold_rtx): Don't modify original const_arg1 when
16390 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16391 separate variable instead.
16392 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16393 from out of range shift counts.
16394 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16396 2009-03-13 Catherine Moore <clm@codesourcery.com>
16398 * config/i386/x-mingw32 (host-mingw32.o): Replace
16399 diagnostic.h with $(DIAGNOSTIC_H).
16401 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16404 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16406 * config/i386/sync.md (sync_compare_and_swap<mode>,
16407 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16408 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16410 (sync_double_compare_and_swapdi_pic,
16411 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16412 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16414 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16417 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16419 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16422 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16423 (avx_addsubv4df3): Likewise.
16424 (*avx_addsubv4sf3): Likewise.
16425 (sse3_addsubv4sf3): Likewise.
16427 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16430 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16432 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16435 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16436 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16437 registers for allocnos created from user-defined variables.
16439 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16442 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16443 of non-integer mode as well.
16445 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16447 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16448 for functions for which the parameter types are unknown.
16450 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16453 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16454 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16455 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16456 * config/i386/i386.c (ix86_local_alignment): For
16457 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16458 long long variables on the stack to avoid dynamic realignment.
16459 Allow the first argument to be a decl rather than type.
16460 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16462 2009-03-11 Nick Clifton <nickc@redhat.com>
16465 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16467 Add description to mno-lsim option.
16468 * config/mcore/mcore.h: Remove comment about deprecated m4align
16470 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16471 * doc/invoke.texi: Add description of mno-lsim and
16472 mstack-increment options.
16474 * config/fr30/fr30.opt: Document the -mno-lsim option.
16475 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16476 and -mno-lsim options.
16478 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16480 * fold-const.c (fold_comparison): Only call fold_inf_compare
16481 if the mode supports infinities.
16483 2009-03-11 Jason Merrill <jason@redhat.com>
16486 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16487 end already did. Notice GIMPLE_CALL modifications of the result.
16488 Don't copy debug information from an ignored decl or a decl from
16491 2009-03-10 Richard Guenther <rguenther@suse.de>
16492 Nathan Froyd <froydnj@codesourcery.com>
16494 PR middle-end/37850
16495 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16496 (__divMODE3): Likewise.
16498 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16500 PR tree-optimization/39394
16501 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16502 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16504 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16506 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16507 inline asms for register asm ("") declarations.
16509 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16511 * fold-const.c (fold_unary): Fix comment.
16513 2009-03-07 Jan Hubicka <jh@suse.cz>
16516 * tree-inline.c (setup_one_parameter): Do replacement of const
16517 argument by constant in SSA form.
16519 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16521 PR middle-end/38028
16522 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16523 determine alignment passed to assign_stack_local.
16524 (assign_parms_unsplit_complex): Likewise.
16525 * except.c (sjlj_build_landing_pads): Likewise.
16527 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16529 PR middle-end/39360
16530 * tree-flow.h (add_referenced_var): Return bool instead of void.
16531 * tree-dfa.c (add_referenced_var): Return result of
16532 referenced_var_check_and_insert call.
16533 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16534 of referenced_var_check_and_insert.
16537 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16538 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16539 DIE, don't emit it if abstract origin already has it.
16540 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16541 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16543 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16545 * genpreds.c (needs_variable): Fix parentheses at variable name
16547 (write_tm_constrs_h): Indent generated code.
16549 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16551 * doc/extend.texi (Function Attributes): Add documentation
16552 for isr attributes.
16554 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16557 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16558 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16560 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16562 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16565 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16568 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16569 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16571 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16573 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16574 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16575 constants instead of magic numbers.
16576 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16578 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16579 (x86_64_ms_abi_int_parameter_registers): Ditto.
16580 (x86_64_int_return_registers): Ditto.
16581 (ix86_maybe_switch_abi): Ditto.
16582 (ix86_expand_call): Ditto for clobbered_registers array.
16583 (ix86_hard_regno_mode_ok): Ditto.
16584 (x86_extended_QIreg_mentioned_p): Ditto.
16586 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16588 PR tree-optimization/39349
16589 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16591 * combine.c (gen_lowpart_for_combine): Use omode when generating
16594 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16596 PR rtl-optimization/39235
16597 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16599 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16601 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16603 2009-03-04 Richard Guenther <rguenther@suse.de>
16605 PR tree-optimization/39362
16606 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16607 that occur in abnormal PHIs should be varying.
16609 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16611 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16613 (simple_iv): Take loop as an argument instead of statement.
16614 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16615 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16617 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16619 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16620 * matrix-reorg.c (analyze_transpose): Ditto.
16621 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16622 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16623 * tree-predcom.c (ref_at_iteration): Ditto.
16624 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16626 2009-03-04 Richard Guenther <rguenther@suse.de>
16628 PR tree-optimization/39358
16629 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16630 escaped_id and callused_id.
16631 (solve_graph): Likewise.
16633 2009-03-04 Richard Guenther <rguenther@suse.de>
16635 PR tree-optimization/39339
16636 * tree-sra.c (try_instantiate_multiple_fields): Make it
16637 no longer ICE on the above.
16639 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16641 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16642 that fits within Pmode.
16644 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16646 PR middle-end/10109
16647 * tm.texi (LIBCALL_VALUE): Update description.
16649 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16651 PR middle-end/34443
16652 * doc/extend.texi (section): Update description.
16654 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16656 PR middle-end/39345
16657 * tree-inline.c (remapped_type): New.
16658 (can_be_nonlocal): Call remapped_type instead of remap_type.
16660 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16663 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16664 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16666 2009-03-03 Richard Guenther <rguenther@suse.de>
16668 PR middle-end/39272
16669 * tree.c (tree_nonartificial_location): New function.
16670 * tree.h (tree_nonartificial_location): Declare.
16671 * builtins.c (expand_builtin_memory_chk): Provide location
16672 of the call location for artificial function pieces.
16673 (maybe_emit_chk_warning): Likewise.
16674 (maybe_emit_sprintf_chk_warning): Likewise.
16675 (maybe_emit_free_warning): Likewise.
16676 * expr.c (expand_expr_real_1): Likewise.
16678 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16680 PR tree-optimization/39343
16681 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16682 COMPONENT_REF t has ARRAY_TYPE.
16684 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16686 PR middle-end/39335
16687 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16688 when the type precision of the induction variable should be
16689 larger than the type precision of nit.
16690 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16691 * graphite.c (graphite_loop_normal_form): Same.
16692 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16694 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16696 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16697 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16698 numbers to describe clobbered registers.
16699 (*call_value_0_rex64_ms_sysv): Ditto.
16700 * config/i386/mmx.md (mmx_emms): Ditto.
16701 (mmx_femms): Ditto.
16703 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16705 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16708 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16710 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16711 (spu_section_type_flags): New function.
16713 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16715 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16716 reg_class_contents of FLOAT_REGS into a temporary.
16718 2009-03-02 Richard Guenther <rguenther@suse.de>
16719 Ira Rosen <irar@il.ibm.com>
16721 PR tree-optimization/39318
16722 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16723 information to the vectorized statement.
16725 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16727 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16728 variable. Use defined names instead of magic constants for REX SSE
16731 2009-03-01 Richard Guenther <rguenther@suse.de>
16733 PR tree-optimization/39331
16734 * omp-low.c (lower_send_shared_vars): Do not receive new
16735 values for the reference of DECL_BY_REFERENCE parms or results.
16737 2009-03-01 Jan Hubicka <jh@suse.cz>
16740 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16741 BLOCK_NONLOCALIZED_VAR): New macros.
16742 (tree_block): Add nonlocalized_vars.
16743 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16744 gen_decl_die): Add origin argument. Allow generation of die with
16745 origin at hand only.
16746 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16747 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16749 (gen_block_die): Fix checking for unused blocks.
16750 (process_scope_var): Break out from .... ; work with origins only.
16751 (decls_for_scope) ... here; process nonlocalized list.
16752 (dwarf2out_ignore_block): Look for nonlocalized vars.
16753 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16755 (dump_scope_block): Dump them.
16756 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16757 (remap_block): Likewise.
16758 (can_be_nonlocal): New predicate.
16759 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16761 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16763 * configure: Regenerate.
16765 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16767 * optc-gen.awk: No need to duplicate option flags twice.
16768 Reuse help texts for duplicate options which do not have any.
16770 * gcc.c (display_help): Document --version.
16772 * gcc.c (main): If print_help_list and verbose_flag, ensure
16773 driver output comes before subprocess output.
16775 * optc-gen.awk: Assign all remaining fields to help string,
16776 space-separated, for multi-line help in *.opt.
16778 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16779 -Wno-pedantic-ms-format is for MinGW targets only.
16781 * doc/options.texi (Option file format): Fix bad indentation,
16782 restoring dropped sentence.
16784 2009-02-28 Jan Hubicka <jh@suse.cz>
16786 * tree-inline.c (tree_function_versioning): Output debug info.
16788 2009-02-28 Jan Hubicka <jh@suse.cz>
16791 * tree-inline.c (setup_one_parameter): Do not copy propagate
16792 arguments when not optimizing.
16794 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16797 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16798 (avx_addsubv4df3): Likewise.
16799 (*avx_addsubv4sf3): Likewise.
16800 (sse3_addsubv4sf3): Likewise.
16801 (*avx_addsubv2df3): Likewise.
16802 (sse3_addsubv2df3): Likewise.
16803 (avx_unpckhps256): Correct item selectors.
16804 (avx_unpcklps256): Likewise.
16805 (avx_unpckhpd256): Likewise.
16806 (avx_unpcklpd256): Likewise.
16808 2009-02-28 Jan Hubicka <jh@suse.cz>
16810 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16812 (copy_arguments_for_versioning): If var is declared don't declare it.
16813 (tree_function_versioning): First setup substitutions and then copy
16816 2009-02-27 Jan Hubicka <jh@suse.cz>
16819 * cgraph.h (varpool_output_debug_info): Remove.
16820 * cgraphunit.c (varpool_output_debug_info): Remove.
16821 * dwarf2out.c (deferred_locations_struct): New struct
16822 (deferred_locations): New type.
16823 (deferred_locations_list): New static var.
16824 (deffer_location): New function.
16825 (gen_variable_die): Use it.
16826 (decls_for_scope): Output info on local static vars.
16827 (dwarf2out_finish): Process deferred locations.
16828 * varpool.c (varpool_output_debug_info): Remove.
16830 2009-02-27 Jan Hubicka <jh@suse.cz>
16833 * tree.h (TREE_PROTECTED): Fix comment.
16834 (BLOCK_HANDLER_BLOCK): Remove.
16835 (struct tree_block): Remove handler_block add body_block.
16836 (inlined_function_outer_scope_p): New.
16837 (is_body_block): Remove.
16838 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16839 * dwarf2out.c (is_inlined_entry_point): Remove.
16840 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16841 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16843 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16844 * gimplify.c (gimplify_expr): Gimplify body blocks.
16845 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16846 block with multiple subblocks.
16847 (dump_scope_block): Prettier output; dump more flags and info.
16848 (dump_scope_blocks): New.
16849 (remove_unused_locals): Use dump_scope_blocks.
16850 * tree-flow.h (dump_scope_blocks): Declare.
16851 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16852 * stmt.c (is_body_block): Remove.
16853 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16854 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16856 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16858 PR middle-end/39308
16859 * graphite.c (graphite_loop_normal_form): Do not call
16860 number_of_iterations_exit from a gcc_assert.
16862 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16864 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16865 jumps if COND is NULL.
16866 (find_cond_jump): New function.
16867 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16868 * config/s390/s390.md: Remove z10_cobra attribute value.
16870 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16872 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16873 force_const_mem returns NULL_RTX.
16875 2009-02-26 Jan Hubicka <jh@suse.cz>
16878 * cgraph.h (varpool_output_debug_info): Remove.
16879 * cgraphunit.c (varpool_output_debug_info): Remove.
16880 * dwarf2out.c (deferred_locations_struct): New struct
16881 (deferred_locations): New type.
16882 (deferred_locations_list): New static var.
16883 (deffer_location): New function.
16884 (gen_variable_die): Use it.
16885 (decls_for_scope): Output info on local static vars.
16886 (dwarf2out_finish): Process deferred locations.
16887 * varpool.c (varpool_output_debug_info): Remove.
16889 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16891 PR rtl-optimization/39241
16892 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16893 to subreg_offset_representable_p.
16895 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16897 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16898 execute function prototype. Get f and nregs from max_reg_num
16899 and get_insns. Remove the first backward pass as it's dead,
16900 guard the forward pass by flag_expensive_optimizations.
16901 (rest_of_handle_regmove): Delete.
16902 (pass_regmove): Replace it with regmove_optimize.
16904 2009-02-25 Martin Jambor <mjambor@suse.cz>
16906 PR tree-optimization/39259
16907 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16908 calls_alloca function flags.
16909 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16910 calls are detected.
16912 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16914 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
16915 flags_set_1_rtx, flags_set_1_set): Delete.
16916 (regmove_optimize): Do not call mark_flags_life_zones.
16918 2009-02-24 Julian Brown <julian@codesourcery.com>
16921 * config/arm/arm.c (require_pic_register): Only set
16922 cfun->machine->pic_reg once per function.
16924 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
16926 * doc/invoke.texi (Link Options): Document an easier way to pass
16927 options that take arguments to the GNU linker using -Xlinker and -Wl.
16929 2009-02-24 Steve Ellcey <sje@cup.hp.com>
16932 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
16934 2009-02-24 Richard Guenther <rguenther@suse.de>
16937 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
16939 2009-02-24 Richard Guenther <rguenther@suse.de>
16940 Zdenek Dvorak <ook@ucw.cz>
16942 PR tree-optimization/39233
16943 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
16944 from converting them to a generic type.
16946 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
16948 PR tree-optimization/39260
16949 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
16950 contains a condition with a real type.
16951 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
16953 2009-02-23 Jason Merrill <jason@redhat.com>
16956 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
16957 narrowing_initializer_constant_valid_p.
16958 (narrowing_initializer_constant_valid_p): Don't return
16959 null_pointer_node for adding a pointer to itself.
16961 2009-02-23 Jan Hubicka <jh@suse.cz>
16964 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
16967 2009-02-23 Jan Hubicka <jh@suse.cz>
16969 PR tree-optimization/37709
16970 * tree.c (block_ultimate_origin): Move here from dwarf2out.
16971 * tree.h (block_ultimate_origin): Declare.
16972 * dwarf2out.c (block_ultimate_origin): Move to tree.c
16973 * tree-ssa-live.c (remove_unused_scope_block_p):
16974 Eliminate blocks containig no instructions nor live variables nor
16976 (dump_scope_block): New function.
16977 (remove_unused_locals): Enable removal of dead blocks by default;
16978 enable dumping at TDF_DETAILS.
16980 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16982 * config/i386/i386.c (classify_argument): Don't allow COImode
16984 (function_arg_advance_32): Don't allow OImode.
16985 (function_arg_32): Likewise.
16986 (function_value_32): Likewise.
16987 (return_in_memory_32): Likewise.
16988 (function_arg_64): Remove OImode comment.
16990 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16993 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16994 ix86_expand_vector_set for V4DImode in 64bit mode only.
16995 (ix86_expand_vector_init_one_var): Likewise.
16997 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
16999 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
17001 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17004 * loop-iv.c: Revert last change.
17005 * emit-rtl.c: Likewise.
17007 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17010 * config/i386/i386.c (type_natural_mode): Remove an extra
17011 space in the warning message.
17012 (function_value_32): Handle 32-byte vector modes.
17013 (return_in_memory_32): Likewise.
17015 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17017 * loop-iv.c (truncate_value): New function.
17018 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17020 (lowpart_subreg): Move to...
17021 * emit-rtl.c: ...here.
17023 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
17025 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
17026 accidental and undocumented change at revision 140860.
17028 2009-02-21 Joseph Myers <joseph@codesourcery.com>
17030 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
17031 take gimple_seq * arguments.
17032 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
17033 types_compatible_p langhook.
17035 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17036 Joseph Myers <joseph@codesourcery.com>
17038 * config/arm/arm.c (arm_builtin_va_list): New function.
17039 (arm_expand_builtin_va_start): Likewise.
17040 (arm_gimplify_va_arg_expr): Likewise.
17041 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17042 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17043 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17044 (va_list_type): New variable.
17045 (arm_mangle_type): Mangle va_list_type appropriately.
17047 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17049 PR middle-end/39157
17050 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17051 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17052 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17053 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17054 parameter to 1000 for -O1 by default.
17055 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17057 * loop-invariant.c: Include params.h.
17058 (move_loop_invariants): Don't call move_single_loop_invariants on
17061 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17063 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17064 offset when calculating bounds for indexing stack_usage_map. Fixes
17065 a buffer overflow with certain target setups.
17067 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17070 * calls.c (expand_call): Clear try_tail_call if caller and callee
17071 disagree in promotion of function return value.
17073 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17076 * c-common.c (c_determine_visibility): If visibility changed and
17077 DECL_RTL has been already set, call make_decl_rtl to update symbol
17080 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17083 * varasm.c (assemble_variable): Don't check DECL_NAME when
17084 globalizing a variable.
17086 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17089 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17090 expression before any __builtin_trap call.
17091 * c-typeck.c (build_function_call): Convert and check function
17092 arguments before generating a call to a trap. Evaluate the
17093 function arguments before the trap.
17095 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
17098 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
17099 (UNSPEC_FXAM_MEM): New unspec.
17100 (fxam<mode>2_i387_with_temp): New insn and split pattern.
17101 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
17102 memory using fxam<mode>2_i387_with_temp to remove excess precision.
17104 2009-02-19 Richard Guenther <rguenther@suse.de>
17106 PR tree-optimization/39207
17107 PR tree-optimization/39074
17108 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
17109 storedanything_tree): New.
17110 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
17111 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
17112 (build_succ_graph): Add edges from STOREDANYTHING to all
17114 (init_base_vars): Initialize STOREDANYTHING.
17115 (compute_points_to_sets): Free substitution info after
17116 building the succ graph.
17117 (ipa_pta_execute): Likewise.
17119 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
17121 (do_ds_constraint): Do not add to special var or non-pointer
17123 (type_could_have_pointers): Split out from ...
17124 (could_have_pointers): ... here. For arrays use the element type.
17125 (create_variable_info_for): Initialize may_have_pointers.
17126 (new_var_info): Likewise.
17127 (handle_lhs_call): Make the HEAP variable unknown-sized.
17128 (intra_create_variable_infos): Use a type with pointers for
17129 PARM_NOALIAS, make it unknown-sized.
17131 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
17134 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
17136 2009-02-18 Jason Merrill <jason@redhat.com>
17139 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
17140 value if DECL_EXTERNAL.
17141 * tree-sra.c (sra_walk_gimple_assign): Likewise.
17142 * target.h (gcc_target::binds_local_p): Clarify "module".
17143 * tree.h (TREE_PUBLIC): Clarify "module".
17145 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
17148 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
17149 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
17151 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
17154 * c.opt (Wabi): Support C and ObjC.
17157 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
17159 * config/i386/i386.c (classify_argument): Warn once about the ABI
17160 change when passing union with long double.
17162 * doc/invoke.texi: Update -Wabi for warning psABI changes.
17164 2009-02-18 Joseph Myers <joseph@codesourcery.com>
17167 * c-parser.c (c_parser_compound_statement): Always enter and leave
17170 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17173 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
17175 2009-02-18 Jakub Jelinek <jakub@redhat.com>
17177 PR tree-optimization/36922
17178 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
17179 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
17182 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17184 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
17187 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17189 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
17191 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17193 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
17196 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
17197 Richard Sandiford <rdsandiford@googlemail.com>
17199 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
17200 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
17201 (loongson_biadd): ...this.
17203 2009-02-17 Richard Guenther <rguenther@suse.de>
17205 PR tree-optimization/39202
17206 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
17207 a var make sure to follow existing collapses.
17209 2009-02-17 Richard Guenther <rguenther@suse.de>
17211 PR middle-end/39214
17212 * langhooks.c (lhd_print_error_function): Check for NULL block.
17214 2009-02-17 Richard Guenther <rguenther@suse.de>
17216 PR tree-optimization/39204
17217 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
17220 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
17222 * config/soft-fp/double.h: Update from glibc CVS.
17224 2009-02-17 Richard Guenther <rguenther@suse.de>
17226 PR tree-optimization/39207
17227 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
17228 strict-aliasing warnings for pointers pointing to NULL.
17230 2009-02-16 Joseph Myers <joseph@codesourcery.com>
17233 * c-parser.c (c_parser_braced_init): Call pop_init_level when
17234 skipping until next close brace.
17236 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
17239 * config/i386/i386.c (ix86_expand_push): Set memory alignment
17240 to function argument boundary.
17242 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17244 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
17245 in the lea_add. Reload eventually constraints it properly.
17246 * config/picochip/constraints.md: Remove the target constraint
17247 "b", since it is not needed anymore.
17249 2009-02-16 Jakub Jelinek <jakub@redhat.com>
17251 * gthr-dce.h: Uglify function parameter and local variable names.
17252 * gthr-gnat.h: Likewise.
17253 * gthr-mipssde.h: Likewise.
17254 * gthr-nks.h: Likewise.
17255 * gthr-posix95.h: Likewise.
17256 * gthr-posix.h: Likewise.
17257 * gthr-rtems.h: Likewise.
17258 * gthr-single.h: Likewise.
17259 * gthr-solaris.h: Likewise.
17260 * gthr-tpf.h: Likewise.
17261 * gthr-vxworks.h: Likewise.
17262 * gthr-win32.h: Likewise.
17264 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17267 * config/i386/i386.md: Restrict the new peephole2 to move
17268 between MMX/SSE registers.
17270 2009-02-15 Richard Guenther <rguenther@suse.de>
17273 2009-02-13 Richard Guenther <rguenther@suse.de>
17275 * configure.ac: Enable LFS.
17276 * configure: Re-generate.
17277 * config.in: Likewise.
17279 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17281 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17282 spu_srqwbyte, spu_srqwbytebc): Define.
17283 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17284 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17285 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17286 "shrqby_<mode>"): New insn-and-split patterns.
17287 * config/spu/spu.c (expand_builtin_args): Determine and return
17288 number of operands using spu_builtin_description data.
17289 (spu_expand_builtin_1): Use it.
17291 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17294 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17297 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17300 * config/i386/i386.c (override_options): Correct warning
17301 messages for -malign-loops, -malign-jumps and -malign-functions.
17303 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17306 * config/i386/i386.md: Restrict the new peephole2 to move
17307 between the general purpose registers.
17309 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17312 * config/i386/i386.c (type_natural_mode): Add a new argument.
17313 Return the original mode and warn ABI change if vector size is 32byte.
17314 (function_arg_advance): Updated.
17315 (function_arg): Likewise.
17316 (ix86_function_value): Likewise.
17317 (ix86_return_in_memory): Likewise.
17318 (ix86_sol10_return_in_memory): Likewise.
17319 (ix86_gimplify_va_arg): Likewise.
17320 (function_arg_32): Don't warn ABX ABI change here.
17321 (function_arg_64): Likewise.
17323 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17325 * loop-iv.c (implies_p): In the final case, test that operands 0
17326 of the two comparisons match.
17328 * config/bfin/bfin.c (find_prev_insn_start): New function.
17329 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17330 (find_next_insn_start): Move.
17332 2009-02-13 Richard Guenther <rguenther@suse.de>
17334 * configure.ac: Enable LFS.
17335 * configure: Re-generate.
17336 * config.in: Likewise.
17338 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17341 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17342 sizes on syntax error after some arguments have been parsed.
17344 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17346 * doc/invoke.texi (-fira): Remove.
17348 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17350 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17351 * recog.c: Likewise.
17354 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17356 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17357 (umul_ppmm): Likewise.
17358 (count_leading_zeros): Likewise.
17359 (count_trailing_zeros): Likewise.
17360 (UMUL_TIME): Likewise.
17362 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17364 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17365 soft-fp/t-softfp to tmake_file.
17367 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17368 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17369 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17370 IA64_BUILTIN_INFQ]: New.
17371 (ia64_init_builtins): Initialize __builtin_infq,
17372 __builtin_fabsq and __builtin_copysignq if not HPUX.
17373 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17374 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17376 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17378 (__fixtfti): Likewise.
17379 (__fixunstfti): Likewise.
17380 (__floattitf): Likewise.
17382 * config/ia64/libgcc-glibc.ver: New.
17383 * config/ia64/t-fprules-softfp: Likewise.
17384 * config/ia64/sfp-machine.h: Likewise.
17386 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17387 (LIBGCC2_TF_CEXT): Likewise.
17388 (TF_SIZE): Likewise.
17389 (TARGET_INIT_LIBFUNCS): Likewise.
17391 * config/ia64/t-glibc (SHLINB_MAPFILES):
17392 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17394 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17396 * config/i386/i386.c (construct_container): Rewrite processing
17397 BLKmode with X86_64_SSE_CLASS.
17399 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17402 * config/i386/i386.md: Replace simplify_replace_rtx with
17403 replace_rtx in the new peephole2.
17405 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17407 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17408 loop unrolling do not happen at -O2.
17410 2009-02-12 Michael Matz <matz@suse.de>
17412 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17414 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17416 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17419 2009-02-12 Ben Elliston <bje@au.ibm.com>
17421 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17422 patterns when updating the back chain. Missed in the 2009-02-10
17425 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17427 * doc/extend.texi (Decimal Floating Types): Update identifier of
17428 draft TR and list of missing support.
17430 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17432 PR middle-end/39154
17433 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17434 bit to variable length decl's flags, add it also to its
17435 pointer replacement variable.
17437 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17438 Jakub Jelinek <jakub@redhat.com>
17441 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17442 (memory_blockage): New expander.
17443 (*memory_blockage): New insn pattern.
17444 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17445 instead of general blockage at the end of function prologue when
17446 frame pointer is used to access red zone area. Do not emit blockage
17447 when profiling, it is emitted in generic code.
17448 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17449 function epilogue when frame pointer is used to access red zone area.
17451 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17454 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17455 by arithmetic with memory operands.
17456 * config/i386/predicates.md (commutative_operator): New.
17458 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17460 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17463 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17465 * alias.h (record_alias_subset): Declare.
17466 * alias.c (record_alias_subset): Make global.
17468 2009-02-10 Nick Clifton <nickc@redhat.com>
17470 * tree-parloops.c: Change license to GPLv3.
17471 * ipa-struct-reorg.c: Change license to GPLv3.
17472 * ipa-struct-reorg.h: Change license to GPLv3.
17474 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17477 * c-decl.c (start_struct): Return NULL on error.
17479 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17481 PR middle-end/39124
17482 * cfgloopmanip.c (remove_path): Call remove_bbs after
17483 cancel_loop_tree, not before it.
17486 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17487 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17488 VAR_DECLs were seen.
17489 * tree-ssa-live.c (remove_unused_locals): Recompute
17490 cfun->has_local_explicit_reg_vars.
17491 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17492 copies or clearings if cfun->has_local_explicit_reg_vars.
17494 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17497 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17498 of function prologue when frame pointer is used to access
17501 2009-02-10 Richard Guenther <rguenther@suse.de>
17503 PR middle-end/39127
17504 * gimplify.c (gimple_regimplify_operands): Always look if
17505 we need to create a temporary.
17507 2009-02-10 Richard Guenther <rguenther@suse.de>
17509 PR tree-optimization/39132
17510 * tree-loop-distribution.c (todo): New global var.
17511 (generate_memset_zero): Trigger TODO_rebuild_alias.
17512 (tree_loop_distribution): Return todo.
17514 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17517 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17518 (x86_64_reg_class_name): Removed.
17519 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17520 first one isn't X86_64_SSE_CLASS or any other ones aren't
17521 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17522 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17523 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17524 and 3 X86_64_SSEUP_CLASS.
17525 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17526 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17528 2009-02-10 Ben Elliston <bje@au.ibm.com>
17530 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17531 form instruction to update the stack back chain word, even if the
17532 user has disabled the generation of update instructions.
17533 (movdi_<mode>_update_stack): New.
17534 (movsi_update_stack): Likewise.
17535 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17536 always use an update form instruction to update the stack back
17539 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17541 PR middle-end/38953
17542 * graphite.c (if_region_set_false_region): After moving a region in
17543 the false branch of a condition, remove the empty dummy basic block.
17544 (gloog): Remove wrong fix for PR38953.
17546 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17548 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17549 generation due to implicit sign extension.
17551 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17553 PR middle-end/38981
17554 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17555 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17557 2009-02-09 Richard Guenther <rguenther@suse.de>
17559 PR middle-end/35202
17560 * convert.c (convert_to_real): Disable (float)fn((double)x)
17561 to fnf(x) conversion if errno differences may occur and
17562 -fmath-errno is set.
17564 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17566 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17567 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17568 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17570 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17573 * c-common.c (handle_alias_attribute): Disallow attribute for
17574 anything not a FUNCTION_DECL or VAR_DECL.
17576 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17579 * real.c (do_compare): Special-case compare of zero against
17580 decimal float value.
17582 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17585 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17586 as indicating flexible array members unless the field itself is
17587 being declarared as the incomplete array.
17589 2009-02-06 Jan Hubicka <jh@suse.cz>
17591 PR tree-optimization/38844
17592 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17593 is already inlined.
17595 2009-02-06 Richard Guenther <rguenther@suse.de>
17597 PR middle-end/38977
17598 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17599 fork because we may expand it as __gcov_fork.
17601 2009-02-06 Nick Clifton <nickc@redhat.com>
17603 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17605 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17607 PR tree-optimization/35659
17608 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17609 vn_phi_eq): Shortcut if hashcode does not match.
17610 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17612 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17613 and avoid iterative_hash_expr.
17614 (FOR_EACH_VALUE_ID_IN_SET): New.
17615 (value_id_compare): Remove.
17616 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17617 sort expressions by value id.
17619 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17622 * config/sh/predicates.md (general_movsrc_operand): Don't check
17623 the subreg of system registers here.
17625 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17628 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17629 on the copied decl.
17631 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17633 PR rtl-optimization/39110
17634 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17635 addresses, not aligned ones.
17637 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17638 Richard Guenther <rguenther@suse.de>
17640 PR tree-optimization/39100
17641 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17642 comment says and add edges.
17644 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17647 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17648 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17650 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17652 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17653 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17654 register_bb_in_sese, new_sese, free_sese): Moved.
17655 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17656 outermost_loop_in_scop, build_scop_iteration_domain,
17657 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17658 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17659 Use loop_in_sese_p instead of loop_in_scop_p.
17660 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17661 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17662 (scopdet_basic_block_info): Fix bug in scop detection.
17663 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17664 eq_loop_to_cloog_loop): Remove.
17665 (nb_loops_around_loop_in_scop, nb_loop
17666 ref_nb_loops): Moved here...
17667 * graphite.h (ref_nb_loops): ... from here.
17668 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17669 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17670 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17671 * testsuite/gcc.dg/graphite/scop-19.c: New
17673 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17674 Hans-Peter Nilsson <hp@axis.com>
17676 PR rtl-optimization/37889
17677 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17678 Move offset handling from PLUS to before the switch. Use new
17679 arguments when considering SYMBOL_REFs too.
17680 (rtx_addr_can_trap_p): Pass dummy offset and size.
17681 (enum may_trap_p_flags): Remove.
17682 (may_trap_p_1): Pass size from MEM_SIZE.
17684 PR rtl-optimization/38921
17685 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17686 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17687 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17688 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17690 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17692 AVX Programming Reference (January, 2009)
17693 * config/i386/sse.md (*vpclmulqdq): New.
17695 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17697 PR tree-optimization/38977
17698 PR gcov-profile/38292
17699 * calls.c (special_function_p): Disregard __builtin_ prefix.
17701 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17703 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17704 non-indexable addresses even before reload.
17706 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17709 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17710 as having variable size. Do not give an error for unnamed
17711 parameters with [*] declarators. Give a warning for type names
17712 with [*] declarators and mark them as variable size.
17713 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17714 for sizeof applied to [*] type names.
17716 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17719 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17721 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17723 * gcc.c (process_command): Update copyright notice dates.
17724 * gcov.c (print_version): Likewise.
17725 * gcov-dump.c (print_version): Likewise.
17726 * mips-tfile.c (main): Likewise.
17727 * mips-tdump.c (main): Likewise.
17729 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17732 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17733 for composite type involving a zero-length array type.
17735 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17738 * function.c (match_asm_constraints_1): Skip over
17739 initial optional % in the constraint.
17741 PR inline-asm/39059
17742 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17743 supported, don't accept FIXED_CSTs.
17744 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17745 and _Sat is used without _Fract/_Accum. Set specs->type to
17746 integer_type_node for cts_fract/cts_accum if fixed point is not
17749 2009-02-02 Catherine Moore <clm@codesourcery.com>
17751 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17753 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17755 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17756 (ABI_HAS_64BIT_SYMBOLS): Use it.
17757 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17759 2009-02-02 Paul Brook <paul@codesourcery.com>
17761 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17763 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17765 PR inline-asm/39058
17766 * recog.h (asm_operand_ok): Add constraints argument.
17767 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17768 recurse on matching constraint.
17769 (check_asm_operands): Pass constraints as 3rd argument to
17770 asm_operand_ok. Don't look up matching constraint here.
17771 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17774 2009-02-02 Ben Elliston <bje@au.ibm.com>
17776 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17777 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17779 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17781 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17782 information. Remove some obsolete information. Reorganize.
17784 * config/pa/fptr.c: Revert license to GPL 2.
17785 * config/pa/milli64.S: Likewise.
17787 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17790 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17791 LIBRARY name in, instead of hard-coding it.
17792 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17793 extra target make frag to tmake_files according to EH model.
17794 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17795 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17796 frags that define makefile variable EH_MODEL appropriately.
17797 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17798 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17799 to "-sjlj" according to type of EH configured.
17800 (LIBGCC_SONAME): Concatenate it to shared library base name.
17801 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17802 to "_sjlj" according to type of EH configured.
17803 (LIBGCC_SONAME): Concatenate it to shared library base name.
17804 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17805 (SHLIB_LINK): Add missing semicolon to if-else construct.
17806 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17807 string value of "pe_dll" command-line option.
17808 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17809 (SHLIB_SONAME): Use it when overriding t-cygming default.
17810 (SHLIB_IMPLIB): Override t-cygming default.
17811 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17812 string value of "pe_dll" command-line option.
17814 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17817 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17818 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17820 2009-01-31 Richard Guenther <rguenther@suse.de>
17822 PR tree-optimization/38937
17823 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17824 computing the transitive closure.
17826 2009-01-30 Richard Guenther <rguenther@suse.de>
17828 PR tree-optimization/39041
17829 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17830 Propagate variable indices only if the types match for this stmt.
17832 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17835 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17836 inline but never defined.
17838 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17840 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17841 (*insv_h_di_reg_extimm): New insn.
17842 (*insv_l<mode>_reg_extimm): New insn.
17844 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17846 * config/picochip/picochip.c (flag_conserve_stack): set
17847 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17848 fconserve-stack. Reduce call-overhead used by inliner.
17850 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17853 * common.opt (flag_conserve_stack): Initialised to zero.
17855 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17858 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17859 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17862 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17864 * ira-color.c (allocno_reload_assign): Update comments.
17865 * regmove.c (regmove_optimize): Likewise.
17869 2009-01-29 Robert Millan <rmh@aybabtu.com>
17871 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17872 * config/i386/kopensolaris-gnu.h: New file. Undefine
17873 `MD_UNWIND_SUPPORT'.
17874 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17876 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17878 PR tree-optimization/39007
17879 * tree-loop-distribution.c (generate_builtin): Use
17880 recompute_dominator to compute the immediate dominator of the
17881 basic block just after the loop.
17883 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17885 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17886 (ASM_OUTPUT_DWARF_PCREL): Define.
17888 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17890 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17891 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17892 global. Modify entries about regmove and IRA.
17894 * ra-conflict.c: Remove the file.
17896 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17898 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17899 (pass_regclass_init): Rename to pass_reginfo_init.
17901 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17903 * toplev.h (flag_ira): Remove.
17905 * caller-save.c (setup_save_areas): Remove flag_ira.
17907 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17909 * global.c: Remove the file.
17911 * opts.c (decode_options): Remove flag_ira.
17913 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
17915 * regmove.c: Modify file description.
17916 (find_use_as_address, try_auto_increment): Define them only if
17917 AUTO_INC_DEC is defined.
17918 (replacement_quality, replace_in_call_usage, fixup_match_1,
17919 stable_and_no_regs_but_for_p): Remove.
17920 (reg_set_in_bb): Make it static.
17921 (regmove_optimize): Remove flag_ira and code which worked for
17924 * local-alloc.c: Remove the file.
17926 * common.opt (fira): Remove.
17928 * ira.c: Include except.h.
17929 (eliminable_regset): Move from global.c.
17930 (mark_elimination): Ditto. Remove flag_ira.
17931 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
17932 equiv_mem_modified, validate_equiv_mem_from_store,
17933 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
17934 contains_replace_regs, memref_referenced_p, memref_used_between_p,
17935 no_equiv, recorded_label_ref): Move from local-alloc.c.
17936 (update_equiv_regs): Ditto. Make it static.
17937 (print_insn_chain, print_insn_chains): Move it from global.c.
17938 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
17939 (build_insn_chain): Ditto. Make it static.
17940 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
17941 Rename to init_live_subregs.
17942 (gate_ira): Remove flag_ira.
17944 * regclass.c: Rename reginfo.c. Change file description.
17945 (FORBIDDEN_INC_DEC_CLASSES): Remove.
17946 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
17947 (init_reg_sets_1): Remove code for evaluation of
17948 reg_class_superclasses and losing_caller_save_reg_set.
17949 (init_regs): Remove init_reg_autoinc.
17950 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
17951 ok_for_base_p_nonstrict): Remove.
17952 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
17953 (pass_regclass_init): Rename to pass_reginfo_init. Modify
17954 corresponding entries.
17955 (dump_regclass, record_operand_costs, scan_one_insn,
17956 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
17957 record_address_regs, auto_inc_dec_reg_p): Remove.
17958 (gt-regclass.h): Rename to gt-reginfo.h.
17960 * rtl.h (dump_global_regs, retry_global_alloc,
17961 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
17963 * Makefile.in (RA_H): Remove.
17964 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
17965 Rename regclass.o to reginfo.o.
17966 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
17968 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
17969 (GTFILES): Rename regclass.c to reginfo.c.
17971 * passes.c (init_optimization_passes): Remove pass_local_alloc and
17972 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
17974 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17975 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
17977 (finish_spills): Ditto. Remove code for !flag_ira.
17979 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
17981 PR middle-end/35854
17982 * doc/invoke.texi (rtl debug options): Complete rewrite.
17983 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
17985 * mode-switching.c (pass_mode_switching): Rename pass from
17986 "mode-sw" to "mode_sw".
17987 * except.c (pass_convert_to_eh_ranges): Rename pass from
17988 "eh-ranges" to "eh_ranges".
17989 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
17993 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
17994 Alexander Monakov <amonakov@ispras.ru>
17996 PR middle-end/38857
17997 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
17999 (move_exprs_to_boundary): Change return type and pass through
18000 should_move from move_op. Relax assert. Update usage ...
18001 (schedule_expr_on_boundary): ... here. Use should_move instead of
18003 (move_op_orig_expr_found): Indicate that insn was disconnected from
18005 (code_motion_process_successors): Do not call after_merge_succs
18006 callback if original expression was not found when traversing any of
18008 (code_motion_path_driver): Change return type. Update prototype.
18009 (move_op): Update comment. Add a new parameter (should_move). Update
18010 prototype. Set *should_move based on indication provided by
18011 move_op_orig_expr_found.
18013 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
18015 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18016 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18017 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18018 * config/rs6000/rs6000.c (rs6000_override_options): Default
18019 avoid-indexed-addresses on for Power6, off for everything else.
18020 (avoiding_indexed_address_p): New function.
18021 (rs6000_legitimize_address): Use it.
18022 (rs6000_legitimate_address): Likewise.
18023 * config/rs6000/rs6000.md (movXX_updateX): Likewise
18025 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
18027 PR tree-optimization/38997
18028 * tree-loop-distribution.c (generate_memset_zero): Use
18029 POINTER_PLUS_EXPR for a pointer addition.
18031 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
18033 * config/s390/s390.md (bswap<mode>2): New pattern added.
18035 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18037 * config/s390/s390.md (*tls_load_31): Added type attribute.
18039 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18041 * config/s390/s390.md: Fix a few comments.
18043 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18045 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18046 (*tm<mode>_full): Fixed z10prop attribute.
18047 (*tst<mode>_extimm): Fixed z10prop attribute.
18048 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18049 (*tstqiCCT_cconly): Fixed z10prop attribute.
18050 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18051 (*movsi_larl): Fixed z10prop attribute.
18052 (*movsi_zarch): Fixed z10prop attribute.
18053 (*movsi_eas): Fixed z10prop attribute.
18054 (*movhi): Fixed z10prop attribute.
18055 (*movqi): Fixed z10prop attribute.
18056 (*movstrictqi): Fixed z10prop attribute.
18057 (*mov<mode>): Fixed z10prop attribute.
18058 (*movcc): Fixed z10prop attribute.
18059 (*sethighpartdi_64): Fixed z10prop attribute.
18060 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18061 (*negdi2_sign_cc): Fixed z10prop attribute.
18062 (*negdi2_sign): Fixed z10prop attribute.
18063 (*absdi2_sign_cc): Fixed z10prop attribute.
18064 (*absdi2_sign): Fixed z10prop attribute.
18065 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18066 (*negabsdi2_sign): Fixed z10prop attribute.
18067 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18068 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18069 (doloop_si64): Fixed z10prop attribute.
18070 (doloop_si31): Fixed z10prop attribute.
18071 (doloop_long): Fixed z10prop attribute.
18072 (indirect_jump): Fixed z10prop attribute.
18073 (nop): Fixed z10prop attribute.
18074 (main_base_64): Fixed z10prop attribute.
18075 (reload_base_64): Fixed z10prop attribute.
18077 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18079 PR rtl-optimization/38740
18080 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18082 * config/mips/mips.c (mips_reorg): Likewise.
18084 2009-01-28 Richard Guenther <rguenther@suse.de>
18086 PR tree-optimization/38926
18087 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18088 with the correct value id to a value.
18089 (do_regular_insertion): Use the value number of edoubleprime
18090 for the value number of the expr.
18093 2008-08-21 Richard Guenther <rguenther@suse.de>
18095 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
18096 a PHI ask VN if it is already available.
18097 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
18098 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
18100 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18102 PR middle-end/38934
18103 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
18104 set to varying whenever max has TREE_OVERFLOW set, similarly
18105 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
18107 2009-01-28 Richard Guenther <rguenther@suse.de>
18109 PR middle-end/38908
18110 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
18111 uninitialized aggregate uses in call arguments.
18113 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
18115 PR tree-optimization/38984
18116 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
18117 the nothing_id variable if -fno-delete-null-pointer-checks.
18119 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
18122 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
18123 (set_got_offset_rex64): Ditto.
18125 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
18128 * doc/extend.texi: Improve local variable with asm reg.
18130 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
18132 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
18133 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
18134 was not supplied then set warn_packed_bitfield_compat to the
18135 default value of 1.
18136 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
18139 2009-01-27 Richard Guenther <rguenther@suse.de>
18141 PR tree-optimization/38503
18142 * cfgexpand.c (expand_gimple_basic_block): Ignore
18143 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
18144 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
18145 variables that cannot have TBAA applied.
18146 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
18149 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
18151 PR middle-end/38969
18152 * calls.c (initialize_argument_information): Do not wrap complex
18153 arguments in SAVE_EXPR.
18155 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
18157 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
18158 (INSTALL_LIBGCC): Revert typo commit.
18160 2009-01-26 Richard Guenther <rguenther@suse.de>
18162 PR tree-optimization/38745
18163 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
18164 from special handling.
18166 2009-01-26 Richard Guenther <rguenther@suse.de>
18168 PR tree-optimization/38745
18169 * tree-ssa.c (execute_update_addresses_taken): Do not include
18170 variables that cannot possibly be a register in not_reg_needs.
18171 Do not clear TREE_ADDRESSABLE on vars that may not become
18173 * tree-ssa.c (update_alias_info_1): Include those in the set
18174 of addressable vars.
18176 2009-01-26 Richard Guenther <rguenther@suse.de>
18178 PR middle-end/38851
18179 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
18180 * tree-ssa-dse.c: Include langhooks.h
18181 (execute_simple_dse): Remove stores with zero size.
18183 2009-01-24 Jakub Jelinek <jakub@redhat.com>
18186 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
18189 2009-01-24 Julian Brown <julian@codesourcery.com>
18191 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
18192 config/arm/linux-atomic.c.
18193 * config/arm/linux-atomic.c: New.
18195 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
18197 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
18198 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
18199 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
18201 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
18204 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
18207 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
18209 PR tree-optimization/38953
18210 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
18211 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
18212 (gloog): Split the exit of the scop when the scop exit is a loop exit.
18213 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
18216 2009-01-24 Paul Brook <paul@codesourcery.com>
18218 * config/arm/neon.md (neon_type): Move to arm.md.
18219 (neon_mov<VSTRUCT>): Add neon_type attribute.
18220 * config/arm/arm.md (neon_type): Move to here.
18221 (conds): Add "unconditioal" and use as default for NEON insns.
18223 2009-01-24 Ben Elliston <bje@au.ibm.com>
18225 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
18226 void *' warning from -Wc++-compat.
18227 * Makefile.in (dominance.o-warn): Remove.
18229 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
18231 PR tree-optimization/38932
18232 * fold-const.c (fold_unary_ignore_overflow): New.
18233 * tree.h (fold_unary_ignore_overflow): Declare.
18234 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
18235 * tree-ssa-sccvn.c (visit_reference_op_load,
18236 simplify_unary_expression): Likewise.
18238 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
18240 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
18241 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
18242 regardless of their type.
18243 * c-common.c (handle_packed_attribute): Don't ignore packed on
18245 * c.opt (Wpacked-bitfield-compat): New warning option.
18246 * stor-layout.c (place_field): Warn if offset of a field changed.
18247 * doc/extend.texi (packed): Mention the ABI change.
18248 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
18249 (Warning Options): Add it to the list.
18251 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
18253 * c-opts.c (c_common_post_options): Fix a typo in comments.
18255 2009-01-22 Steve Ellcey <sje@cup.hp.com>
18257 PR middle-end/38615
18258 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18259 variables to static.
18260 * doc/invoke.texi (-fmerge-all-constants): Update description.
18262 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18265 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18266 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18268 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18270 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18272 (LOCAL_ALIGNMENT): Similarly.
18274 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18275 Joseph Myers <joseph@codesourcery.com>
18277 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18278 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18279 * config/arm/arm-tune.md: Regenerate.
18280 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18283 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18285 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18286 version number to five.
18288 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18291 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18292 * c-common.c (set_underlying_type): Likewise.
18293 (is_typedef_decl ): Likewise
18295 (set_underlying_type): Likewise.
18296 (is_typedef_type): Likewise.
18298 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18300 PR middle-end/38587
18301 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18304 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18307 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18308 (LIBGCC_SPEC): Don't define.
18309 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18311 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18313 PR rtl-optimization/38879
18314 * alias.c (base_alias_check): Unaligned access via AND address can
18315 alias all surrounding object types except those with sizes equal
18316 or wider than the size of unaligned access.
18318 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18321 * c-decl.c (clone_underlying_type): Move this ...
18322 * c-common.c (set_underlying_type): ... here.
18323 Also, make sure the function properly sets TYPE_STUB_DECL() on
18324 the newly created typedef variant type.
18325 (is_typedef_decl ): New entry point.
18326 * tree.h: Added a new member member_types_needing_access_check to
18327 struct tree_decl_non_common.
18328 (set_underlying_type): New entry point.
18329 (is_typedef_type): Likewise.
18331 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18333 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18334 Check whether two instructions have memory references that
18335 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18336 are helper functions for traversing.
18337 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18338 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18339 not to draw dependency edge for instructions with non-conflicting
18342 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18345 * longlong.h: Update copyright years. Use soft-fp license notice.
18346 Sync __clz_tab declaration with glibc.
18348 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18351 * doc/extend.texi (syscall_linkage): New.
18352 (version_id): Modify.
18354 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18355 Richard Guenther <rguenther@suse.de>
18357 PR tree-optimization/38747
18358 PR tree-optimization/38748
18359 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18360 conversion if the base address is an indirect reference and the
18361 aliasing sets could cause issues.
18363 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18365 * common.opt (fgraphite, fgraphite-identity): Add comment for
18366 explaining why these options are not documented.
18368 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18370 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18371 gimple_call_lhs is NULL.
18373 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18376 * emit-rtl.c (adjust_address_1): Make sure memref is never
18379 2009-01-20 Ben Elliston <bje@au.ibm.com>
18381 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18382 const qualifier from arg parameter. Remove unnecessary cast to char *.
18383 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18384 const qualifier from arg 2.
18386 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18388 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18390 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18393 * rtl.h (reinit_regs): New prototype.
18394 * regclass.c: Include ira.h.
18395 (reinit_regs): New.
18396 * Makefile.in (regclass.o): Add ira.h.
18397 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18399 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18402 * c-common.c (handle_aligned_attribute): Use
18403 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18404 default alignment value.
18406 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18408 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18409 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18411 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18412 __BIGGEST_ALIGNMENT__.
18414 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18416 2009-01-18 Richard Guenther <rguenther@suse.de>
18418 PR tree-optimization/38819
18419 * tree-flow.h (operation_could_trap_helper_p): Declare.
18420 * tree-eh.c (operation_could_trap_helper_p): Export.
18421 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18422 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18423 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18424 are about to insert a possibly trapping instruction and fail
18427 2009-01-18 Andreas Schwab <schwab@suse.de>
18429 * doc/install.texi (Configuration): Remove obsolete paragraph
18430 about use of --with-gnu-ld with --with-gnu-as.
18432 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18434 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18435 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18436 Follow spelling conventions.
18438 2009-01-18 Ben Elliston <bje@au.ibm.com>
18440 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18441 C++ warning about implicit conversion from void * to struct
18443 (bitmap_obstack_free): Likewise for bitmap_element *.
18444 * Makefile.in (bitmap.o-warn): Remove.
18446 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18448 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18450 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18451 Tobias Grosser <tobi.grosser@amd.com>
18453 * graphite.c (graphite_trans_scop_block): Do not block single
18456 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18458 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18459 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18460 test with assertion.
18462 2009-01-16 Richard Guenther <rguenther@suse.de>
18464 PR tree-optimization/38835
18465 PR middle-end/36227
18466 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18467 and INT + PTR -> (INT)(PTR p+ INT) folding.
18468 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18470 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18473 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18474 the subreg from a lowpart subreg if it is also casting the value.
18476 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18477 Tobias Grosser <tobi.grosser@amd.com>
18479 * graphite.c (compare_prefix_loops): New.
18480 (build_scop_canonical_schedules): Rewritten.
18481 (graphite_transform_loops): Move build_scop_canonical_schedules
18482 after build_scop_iteration_domain.
18484 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18485 Tobias Grosser <tobi.grosser@amd.com>
18487 * graphite.c (add_conditions_to_domain): Add the loops to
18488 the dimension of the iteration domain. Do copy the domain
18489 only when it exists.
18490 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18491 (add_conditions_to_constraints): New.
18492 (can_generate_code_stmt, can_generate_code): Removed.
18493 (gloog): Do not call can_generate_code.
18494 (graphite_transform_loops): Call add_conditions_to_constraints
18495 after building the iteration domain.
18497 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18499 PR tree-optimization/38789
18500 * tree-ssa-threadedge.c
18501 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18502 __builtin_constant_p.
18504 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18506 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18507 examined before deleting them.
18509 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18511 * function.c (aggregate_value_p): Correctly extract the function
18512 type from CALL_EXPR_FN lookup.
18514 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18516 * config/picochip/picochip.c (picochip_override_options): Revert
18517 CFI asm flag disable commited previously.
18519 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18520 Tobias Grosser <tobi.grosser@amd.com>
18521 Jan Sjodin <jan.sjodin@amd.com>
18523 * graphite.c (scan_tree_for_params): On substractions negate
18524 all the coefficients of the term.
18525 (clast_to_gcc_expression_red): New. Handle reduction expressions
18526 of more than two operands.
18527 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18528 (get_vdef_before_scop): Handle also the case of default definitions.
18530 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18532 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18533 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18534 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18536 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18537 Joey Ye <joey.ye@intel.com>
18539 PR middle-end/37843
18540 * cfgexpand.c (expand_stack_alignment): Don't update stack
18541 boundary nor check incoming stack boundary here.
18542 (gimple_expand_cfg): Update stack boundary and check incoming
18543 stack boundary here.
18545 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18547 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18549 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18551 PR rtl-optimization/38245
18552 * calls.c (expand_call): Add stack arguments to
18553 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18554 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18555 in regs and partially in memory or BLKmode arguments.
18556 (emit_library_call_value_1): Add stack arguments to
18557 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18558 ACCUMULATE_OUTGOING_ARGS).
18559 * dce.c: Include tm_p.h.
18560 (find_call_stack_args): New function.
18561 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18563 (mark_insn): Call find_call_stack_args for CALL_Ps.
18564 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18565 forwards. Allocate and free arg_stores bitmap if needed, pass it
18566 down to deletable_insn_p, don't mark stores set in arg_stores
18567 bitmap, clear the bitmap at the beginning of each bb.
18568 * Makefile.in (dce.o): Depend on $(TM_P_H).
18570 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18573 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18574 to make sure the insn is a conditional test (bug 22599). Reformat a
18577 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18579 PR middle-end/38431
18580 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18581 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18582 (gloog): Do not call cleanup_tree_cfg.
18583 (graphite_transform_loops): Call cleanup_tree_cfg after all
18584 scops have been code generated.
18586 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18587 * doc/gty.texi (Invoking the garbage collector): Added new node
18588 and section documenting ggc_collect.
18590 2009-01-14 Richard Guenther <rguenther@suse.de>
18592 PR tree-optimization/38826
18593 PR middle-end/38477
18594 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18595 initialization notes only if we actually emitted a warning.
18596 (intra_create_variable_infos): Add constraints for a result decl
18597 that is passed by hidden reference.
18598 (build_pred_graph): Mark all related variables non-direct on
18601 2009-01-14 Nick Clifton <nickc@redhat.com>
18603 * ira-conflicts.c: Include addresses.h for the definition of
18605 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18606 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18608 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18611 * Makefile.in (ira-lives.o): Add except.h.
18613 * ira-lives.c: Include except.h.
18614 (process_bb_node_lives): Process can_throw_internal.
18616 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18618 PR rtl-optimization/38774
18619 * combine.c (simplify_set): When undoing cc_use change, don't do
18620 PUT_CODE on the newly created comparison, but instead put back the
18623 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18625 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18626 values. Remove duplicate arm8 entry.
18628 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18630 PR tree-optimization/38786
18631 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18632 the SSA_NAME case of expand_scalar_variables_expr.
18633 Set the type of an expression to the type of its assign statement.
18634 (expand_scalar_variables_expr): Also gather the scalar computation
18635 used to index the memory access. Do not pass loop_p.
18636 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18637 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18638 the gimple_stmt_iterator where it inserts new code.
18639 Do not pass loop_p.
18640 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18641 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18643 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18645 * graphite.h (debug_value): Removed.
18646 * graphite.c (debug_value): Removed.
18648 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18650 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18651 ldrd/strd with two 32-bit instructions.
18653 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18655 * config/arm/arm.c (struct processors): Pass for speed down into
18656 cost helper functions.
18657 (const_ok_for_op): Handle COMPARE and inequality nodes.
18658 (arm_rtx_costs_1): Rewrite.
18659 (arm_size_rtx_costs): Update prototype.
18660 (arm_rtx_costs): Pass speed down to helper functions.
18661 (arm_slowmul_rtx_costs): Rework cost calculations.
18662 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18663 (arm_9e_rtx_costs): Likewise.
18665 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18667 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18668 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18669 (alpha_legitimize_address): Do not split local symbols wider than
18670 UNITS_PER_WORD into HIGH/LO_SUM parts.
18672 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18675 * gcc.c (process_command): Replace call to execvp with calls
18676 to pex_one and exit.
18678 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18681 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18682 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18683 variant for devices with 3-byte PC.
18684 (__tablejump_elpm__): New.
18686 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18689 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18690 offsetof member-designator, handle it as `[0].'.
18692 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18694 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18695 function when not using named sections on targets with named sections
18696 if branch distance is less than 262132.
18698 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18700 * combine.c (combine_instructions): Recompute
18701 optimize_this_for_speed_p for each BB in the main combine loop.
18703 2009-01-12 Tomas Bily <tbily@suse.cz>
18706 * tree-loop-distribution.c (prop_phis): New function.
18707 (generate_builtin): Call prop_phis.
18708 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18710 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18712 PR tree-optimization/38807
18713 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18714 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18716 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18718 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18719 subreg of op0 to the original op0.
18721 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18723 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18725 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18728 * mips-tfile.c (parse_def): Fix parsing of def strings
18729 starting with digits.
18731 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18734 * config/arm/arm.c (arm_is_long_call_p): Don't call
18735 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18737 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18739 * regrename.c (regrename_optimize): Fix dumping.
18740 (find_oldest_value_reg): Preserve REG_POINTER.
18741 (copy_hardreg_forward_1): Likewise.
18743 2009-01-09 Diego Novillo <dnovillo@google.com>
18745 * gimple.h (struct gimple_statement_base) <uid>: Document
18746 the restrictions on its use.
18747 (gimple_uid): Tidy.
18748 (gimple_set_uid): Tidy.
18750 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18752 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18753 zero guard even if align_bytes != 0 and count is smaller than
18756 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18758 PR rtl-optimization/38495
18759 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18760 (add_range_and_copies_from_move_list): Print all added ranges.
18761 Add ranges to memory optimized destination.
18763 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18767 * config/i386/i386.c (override_options): Reject
18768 -mstringop-strategy=rep_8byte with -m32.
18769 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18770 to 1. Do count comparison against epilogue_size_needed at compile
18771 time even when count_exp was constant forced into register. For
18772 size_needed don't jump to epilogue, instead just avoid aligning
18773 and invoke the body algorithm. If need_zero_guard, add zero guard
18774 even if count is non-zero, but smaller than size_needed + number of
18775 bytes that could be stored for alignment.
18776 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18777 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18778 but smaller than size_needed + number of bytes that could be stored
18779 for alignment. Compare size_needed with epilogue_size_needed instead
18780 of desired_align - align, don't adjust size_needed, pass
18781 epilogue_size_needed to the epilogue expanders.
18784 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18786 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18788 * pa.c (last_address): Change to unsigned.
18789 (update_total_code_bytes): Change argument to unsigned. Don't
18790 check if insn addresses are set.
18791 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18792 addresses are not set.
18793 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18795 2009-01-09 Nick Clifton <nickc@redhat.com>
18797 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18798 DECL_DECLARED_INLINE_P.
18800 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18802 PR middle-end/38347
18803 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18804 GET_MODE (op0) in operand_subword_force calls.
18806 PR middle-end/38771
18807 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18808 fold_convert arg0 operands to TREE_TYPE (op0) first.
18810 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18812 * params.def (ira-max-conflict-table-size): Decrease default value
18815 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18817 PR tree-optimization/37031
18818 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18820 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18821 allocate it using gc instead of heap, use VEC_quick_push instead of
18823 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18824 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18825 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18826 allocated vector from heap allocated.
18827 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18828 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18829 vector only after perfect_loop_nest_depth call.
18831 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18832 Jan Sjodin <jan.sjodin@amd.com>
18834 PR tree-optimization/38559
18835 * graphite.c (debug_value, copy_constraint,
18836 swap_constraint_variables, scale_constraint_variable, ): New.
18837 (get_lower_bound, get_upper_bound): Removed.
18838 (graphite_trans_bb_strip_mine): Clean up this code that works
18839 only for constant number of iterations. Fully copy upper and
18840 lower bound constraints, not only the constant part of them.
18841 * graphite.h (debug_value): Declared.
18843 2009-01-08 Ira Rosen <irar@il.ibm.com>
18845 PR tree-optimization/37194
18846 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18847 Don't add the cost of cost model guard in prologue to scalar
18848 outside cost in case of known number of iterations.
18850 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18851 Alan Modra <amodra@bigpond.net.au>
18853 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18854 non-word-aligned REG+CONST addressing.
18856 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18859 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18860 free_after_compilation when outputting a thunk.
18861 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18862 Do not call free_after_compilation here.
18864 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18866 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18867 (ix86_valid_target_attribute_inner_p): Ditto.
18869 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18871 PR tree-optimization/38492
18872 PR tree-optimization/38498
18873 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18874 * tree-chrec.h (scev_is_linear_expression): Declared.
18875 * graphite.c (graphite_cannot_represent_loop_niter): New.
18876 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18877 (graphite_loop_normal_form): Use gcc_assert.
18878 (scan_tree_for_params): Use CASE_CONVERT.
18879 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18880 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18881 Use gcc_assert. Discard scops that contain unhandled cases.
18882 (build_scop_conditions): Return a boolean status for unhandled cases.
18883 (strip_mine_profitable_p): Print the loop number, not its depth.
18884 (is_interchange_valid): Pass the depth of the loop nest, don't
18885 recompute it wrongly.
18886 (graphite_trans_bb_block): Same.
18887 (graphite_trans_bb_block): Print tentative of loop blocking.
18888 (graphite_trans_scop_block): Do not print that the loop has been
18890 (graphite_transform_loops): Do not handle scops that contain condition
18893 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18895 AVX Programming Reference (December, 2008)
18896 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18897 (_mm256_stream_pd): Likewise.
18898 (_mm256_stream_ps): Likewise.
18900 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18901 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18902 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18903 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18904 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18905 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18906 (ix86_expand_special_args_builtin): Likewise.
18908 * config/i386/sse.md (AVXMODEDI): New.
18909 (avx_movnt<mode>): Likewise.
18910 (avx_movnt<mode>): Likewise.
18911 (<sse>_movnt<mode>): Remove AVX support.
18912 (sse2_movntv2di): Likewise.
18914 2009-01-07 Richard Guenther <rguenther@suse.de>
18916 PR middle-end/38751
18917 * fold-const.c (extract_muldiv): Remove obsolete comment.
18918 (fold_plusminus_mult_expr): Undo MINUS_EXPR
18919 to PLUS_EXPR canonicalization for the canonicalization.
18921 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
18923 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
18924 hosted cross-compilers generating less efficient code.
18926 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18928 * function.h (rtl_data): Add a dbr_scheduled_p field.
18929 * reorg.c (dbr_schedule): Set it.
18930 (gate_handle_delay_slots): Check it.
18931 * config/mips/mips.c (mips_base_delayed_branch): Delete.
18932 (mips_reorg): Check flag_delayed_branch instead of
18933 mips_base_delayed_branch.
18934 (mips_override_options): Don't set mips_base_delayed_branch
18935 or flag_delayed_branch.
18937 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18939 PR rtl-optimization/38426.
18940 * ira.c (ira): Set current_function_is_leaf earlier.
18942 2009-01-06 Jakub Jelinek <jakub@redhat.com>
18944 PR rtl-optimization/38722
18945 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
18946 too early, only set a flag and modify after last possible
18949 2009-01-06 Janis Johnson <janis187@us.ibm.com>
18952 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
18953 * real.c (decimal_single_format): Correct values of emin and emax.
18954 (decimal_double_format): Ditto.
18955 (decimal_quad_format): Ditto.
18956 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
18957 computation of DECnn_MIN and DECnn_MAX for corrected values of
18958 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
18959 __DECnn_MIN__, and adjust its computation for the corrected value
18962 2009-01-06 Jan Hubicka <jh@suse.cz>
18965 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
18967 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
18969 * doc/contrib.texi (Contributors): Slightly adjust the end note.
18970 Add Robert Clark to the list of testers.
18972 2009-01-06 Jan Hubicka <jh@suse.cz>
18973 Kai Tietz <kai.tietz@onevision.com>
18975 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
18976 * config/i386/i386.c (ix86_expand_call): Add clobbers.
18978 2009-01-06 Jan Hubicka <jh@suse.cz>
18979 Kai Tietz <kai.tietz@onevision.com>
18981 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
18983 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
18984 (ix86_nsaved_regs): Count only general purpose regs.
18985 (ix86_nsaved_sseregs): New.
18986 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
18987 to 16 for w64; compute padding and size of sse reg save area.
18988 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
18989 general purpose regs.
18990 (ix86_emit_save_sse_regs_using_mov): New.
18991 (ix86_expand_prologue): Save SSE regs if needed.
18992 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
18993 (ix86_emit_restore_sse_regs_using_mov): New.
18994 (ix86_expand_epilogue): Save SSE regs if needed.
18996 2009-01-06 Jan Hubicka <jh@suse.cz>
18997 Kai Tietz <kai.tietz@onevision.com>
18999 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
19000 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
19001 functions when accumulate outgoing args is off.
19003 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19006 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
19007 before using pseudos_have_intersected_live_ranges_p.
19009 * ira-int.h (ira_assert): Always define.
19011 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19013 AVX Programming Reference (December, 2008)
19014 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
19015 (_mm256_permute2_pd): Likewise.
19016 (_mm_permute2_ps): Likewise.
19017 (_mm256_permute2_ps): Likewise.
19018 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19019 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19021 * config/i386/i386.c (ix86_builtins): Remove
19022 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19023 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19024 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
19025 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
19026 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
19027 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
19028 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
19029 __builtin_ia32_vpermil2ps256.
19030 (ix86_init_mmx_sse_builtins): Updated.
19031 (ix86_expand_args_builtin): Likewise.
19033 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19035 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19036 long absolute calls when generating PA 2.0 code.
19038 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19040 PR rtl-optimization/38583
19041 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19043 * params.def (ira-max-conflict-table-size): New.
19045 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19047 * ira.h (ira_conflicts_p): New external definition.
19049 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19050 table. Report this. Return result of building.
19051 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19052 building conflict table.
19054 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19055 (ira_color): Use ira_conflicts_p.
19057 * global.c: Include ira.h.
19058 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19061 * Makefile.in (global.o): Add ira.h.
19063 * ira-build.c (mark_all_loops_for_removal,
19064 propagate_some_info_from_allocno): New.
19065 (remove_unnecessary_allocnos): Call
19066 propagate_some_info_from_allocno.
19067 (remove_low_level_allocnos): New.
19068 (remove_unnecessary_regions): Add parameter. Call
19069 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19070 parameter to remove_unnecessary_regions.
19071 (ira_build): Remove all regions but root if the conflict table was
19072 not built. Update conflict hard regs for allocnos crossing calls.
19074 * ira.c (ira_conflicts_p): New global.
19075 (ira): Define and use ira_conflicts_p.
19077 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19078 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19079 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19081 2009-01-06 Ben Elliston <bje@au.ibm.com>
19083 * gengtype-lex.l (YY_NO_INPUT): Define.
19085 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19088 * c-common.c (handle_vector_size_attribute): Also reject
19089 BOOLEAN_TYPE types.
19091 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
19093 PR tree-optimization/38492
19094 * graphite.c (rename_map_elt, debug_rename_elt,
19095 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
19096 rename_map_elt_info, eq_rename_map_elts,
19097 get_new_name_from_old_name, bb_in_sese_p): Moved around.
19098 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
19099 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
19100 (sese_build_livein_liveouts): New.
19101 (new_sese, free_sese): New.
19102 (new_scop): Call new_sese.
19103 (free_scop): Call free_sese.
19104 (rename_variables_from_edge, rename_phis_end_scop): Removed.
19105 (register_old_new_names): Renamed register_old_and_new_names.
19106 (register_scop_liveout_renames, add_loop_exit_phis,
19107 insert_loop_close_phis, struct igp,
19108 default_liveout_before_guard, add_guard_exit_phis,
19109 insert_guard_phis, copy_renames): New.
19110 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
19111 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
19112 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
19113 (scop_adjust_phis_for_liveouts): New.
19114 (gloog): Call scop_adjust_phis_for_liveouts.
19116 * graphite.h (struct sese): Documented. Added fields liveout,
19117 num_ver and livein.
19118 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
19119 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
19120 (struct scop): Added field liveout_renames.
19121 (SCOP_LIVEOUT_RENAMES): New.
19123 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19125 PR tree-optimization/38510
19126 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
19127 (translate_clast): Call recompute_all_dominators before
19129 (gloog): Call recompute_all_dominators before graphite_verify.
19131 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19132 Jan Sjodin <jan.sjodin@amd.com>
19134 PR tree-optimization/38500
19135 * graphite.c (create_sese_edges): Call fix_loop_structure after
19138 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19140 * config.gcc: Add m32r*-*-rtems*.
19141 * config/m32r/rtems.h: New file.
19143 2009-01-05 Ben Elliston <bje@au.ibm.com>
19145 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
19146 (.po.pox): Likewise.
19147 (po/gcc.pot): Likewise.
19149 2009-01-04 David S. Miller <davem@davemloft.net>
19151 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
19152 (STARTING_FRAME_OFFSET): Always set to zero.
19154 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19156 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
19157 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
19158 fixed-point types, and vectors of the same.
19160 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19162 * config/mips/sync.md (*mb_barrier): Rename to...
19163 (*memory_barrier): ...this.
19165 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
19167 * doc/extend.texi (Function Attributes): Move @cindex after @item
19168 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
19169 and put in alphabetical order. Fix 'target' name and put in order.
19170 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
19173 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
19175 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
19176 (memory_barrier): Expand as unspec instead of unspec_volatile.
19177 Remove mem:BLK from insn operands. Use Pmode scratch register.
19178 (*memory_barrier): Define as unspec instead of unspec_volatile.
19179 Use (match_dup 0) as input operand.
19181 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
19182 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
19183 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
19184 scratch register. Remove operand 1.
19185 (*stbar): Define as unspec instead of unspec_volatile.
19186 Use (match_dup 0) as input operand, remove (const_int 8).
19187 (*membar): Define as unspec instead of unspec_volatile.
19188 Use (match_dup 0) as input operand, remove input operand 2.
19190 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
19191 (memory_barrier): Expand as unspec instead of unspec_volatile.
19192 Remove mem:BLK from insn operands. Use Pmode scratch register.
19193 (*memory_barrier): Define as unspec instead of unspec_volatile.
19194 Use (match_dup 0) as input operand.
19196 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
19197 Remove mem:BLK from insn operands. Use Pmode scratch register.
19198 Set volatile flag on operand 0.
19199 (*memory_barrier): New insn pattern.
19201 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
19203 (*memory_barrier): Use (match_dup 0) as input operand.
19205 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
19206 Remove mem:BLK from insn operands. Use Pmode scratch register.
19207 Set volatile flag on operand 0.
19208 (*mb_internal): New insn pattern.
19210 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
19212 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19214 PR middle-end/38586
19215 * function.c (struct temp_slot): Move to the section of the file
19216 that deals with temp slots. Remove field 'address'.
19217 (temp_slot_address_table): New hash table of address -> temp slot.
19218 (struct temp_slot_address_entry): New struct, items for the table.
19219 (temp_slot_address_compute_hash, temp_slot_address_hash,
19220 temp_slot_address_eq, insert_temp_slot_address): Support functions
19222 (find_temp_slot_from_address): Rewrite to use the new hash table.
19223 (remove_unused_temp_slot_addresses): Remove addresses of temp
19224 slots that have been made available.
19225 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
19226 worker function for remove_unused_temp_slot_addresses.
19227 (assign_stack_temp_for_type): Don't clear the temp slot address list.
19228 Add the temp slot address to the address -> temp slot map.
19229 (update_temp_slot_address): Update via insert_temp_slot_address.
19230 (free_temp_slots): Call remove_unused_temp_slot_addresses.
19231 (pop_temp_slots): Likewise.
19232 (init_temp_slots): Allocate the address -> temp slot map, or empty
19233 the map if it is already allocated.
19234 (prepare_function_start): Initialize temp slot processing.
19236 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19238 PR middle-end/38584
19239 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
19240 Calculate the size of all stack vars assuming no packing of stack
19241 vars will happen, replacing a quadratic algorithm with a linear one.
19243 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19246 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
19249 2009-01-03 Diego Novillo <dnovillo@google.com>
19251 * doc/contrib.texi: Update contributions.
19253 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19256 * builtins.c (fold_builtin_memory_op): Give up if either operand
19257 is volatile. Set srctype or desttype to non-qualified version
19261 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19262 and FUNCTION_DECLs.
19264 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19266 PR rtl-optimization/35805
19267 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19268 problem if fast dce is able to remove any instructions.
19269 * dce.c (dce_process_block): Fix dump message.
19271 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19274 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19276 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19278 PR middle-end/38690
19279 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19280 * tree-pretty-print.c (op_code_prio): New function.
19281 (op_prio): No longer static. Use op_code_prio.
19282 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19283 Use op_prio and op_code_prio to determine if () should be
19284 printed around operand(s) or not.
19286 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19287 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19288 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19289 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19290 pp_character instead of pp_string for single letter printing.
19292 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19294 * doc/extend.texi: Fix '#pragma GCC option' typo.
19296 2009-01-02 Richard Guenther <rguenther@suse.de>
19298 * doc/install.texi (--enable-checking): Mention different
19299 default for stage1.
19300 (--enable-stage1-checking): Document.
19302 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19304 PR middle-end/30142
19305 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19306 case to be an error.
19308 2009-01-02 Ben Elliston <bje@au.ibm.com>
19310 * config/fp-bit.h (pack_d): Constify argument.
19311 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19312 (isnan): Constify argument.
19314 (iszero): Likewise.
19315 (pack_d): Likewise.
19316 (_fpadd_parts): Constify return type.
19317 (_fpmul_parts): Likewise.
19318 (_fpdiv_parts): Likewise.
19320 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19323 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19324 warn about overwriting initializer with side-effects or
19325 -Woverride-init if !IMPLICIT.
19326 (output_init_element): Likewise. Pass IMPLICIT down to
19328 (process_init_element): Add IMPLICIT argument. Pass it down
19329 to output_init_element.
19330 (push_init_element, pop_init_level, set_designator): Adjust
19331 process_init_element callers.
19332 (set_nonincremental_init, set_nonincremental_init_from_string):
19333 Adjust add_pending_init callers.
19334 (output_pending_init_elements): Adjust output_init_element callers.
19335 * c-tree.h (process_init_element): Adjust prototype.
19336 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19337 process_init_element callers.
19340 Copyright (C) 2009 Free Software Foundation, Inc.
19342 Copying and distribution of this file, with or without modification,
19343 are permitted in any medium without royalty provided the copyright
19344 notice and this notice are preserved.