1 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
3 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
4 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
5 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
6 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
7 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
8 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
11 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
13 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
14 use default set in mingw32.h header.
15 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
16 64-bit /mingw/include path.
17 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
20 2009-07-23 Neil Vachharajani <nvachhar@google.com>
22 PR rtl-optimization/40209
23 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
25 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
27 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
28 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
29 with the rest of string where appropriate. Use fputs or putc
30 instead of fprintf where appropriate.
32 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
33 Pat Haugen <pthaugen@us.ibm.com>
34 Revital Eres <ERES@il.ibm.com>
36 * config/rs6000/vector.md: New file. Move most of the vector
37 expander support here from altivec.md to allow for the VSX vector
38 unit in the future. Add support for secondary_reload patterns.
39 Rewrite the patterns for vector comparison, and vector comparison
40 predicate instructions so that the RTL expresses the desired
41 behavior, instead of using unspec.
43 * config/rs6000/constraints.md ("f" constraint): Use
44 rs6000_constraints to hold the precalculated register class.
45 ("d" constraint): Ditto.
46 ("wd" constraint): New constraint for VSX.
47 ("wf" constraint): Ditto.
48 ("ws" constraint): Ditto.
49 ("wa" constraint): Ditto.
50 ("wZ" constraint): Ditto.
51 ("j" constraint): Ditto.
53 * config/rs6000/predicates.md (vsx_register_operand): New
55 (vfloat_operand): New predicate for vector.md.
56 (vint_operand): Ditto.
57 (vlogical_operand): Ditto.
58 (easy_fp_constant): If VSX, 0.0 is an easy constant.
59 (easy_vector_constant): Add VSX support.
60 (altivec_indexed_or_indirect_operand): New predicate for
61 recognizing Altivec style memory references with AND -16.
63 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
64 for vector secondary reload support.
65 (rs6000_vector_reg_class): Delete, replacing it with rs6000_constraints.
66 (rs6000_vsx_reg_class): Ditto.
67 (rs6000_constraints): New array to hold the register classes of
68 each of the register constraints that can vary at runtime.
69 (builtin_mode_to_type): New static array for builtin function type
71 (builtin_hash_table): New static hash table for builtin function
73 (TARGET_SECONDARY_RELOAD): Define target hook.
74 (TARGET_IRA_COVER_CLASSES): Ditto.
75 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
76 registers are 128 bits if VSX memory reference instructions are used.
77 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
79 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
80 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
81 Print several of the scheduling related parameters.
82 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
83 rs6000_constraints instead of rs6000_vector_reg_class. Move
84 -mdebug=reg code to rs6000_debug_reg_global. Add support for
85 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
86 Altivec. Add VSX support. Setup for secondary reload support on
87 Altivec/VSX registers.
88 (rs6000_override_options): Make power7 set the scheduling groups
89 like the power5. Add support for new debug switches to override
90 the scheduling defaults. Temporarily disable -mcpu=power7 from
91 setting -mvsx. Add support for debug switches -malways-hint,
92 -msched-groups, and -malign-branch-targets.
93 (rs6000_buitlin_conversion): Add support for returning unsigned
94 vector conversion functions to fix regressions due to stricter
96 (rs6000_builtin_mul_widen_even): Ditto.
97 (rs6000_builtin_mul_widen_odd): Ditto.
98 (rs6000_builtin_vec_perm): Ditto.
99 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
100 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
102 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
104 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
105 VSX types for bit operations. Changes to accomidate vector.md.
108 (struct builtin_description_predicates): Rewrite predicate
109 handling so that RTL describes the operation, instead of passing
110 the instruction to be used as a string argument.
111 (bdesc_altivec_preds): Ditto.
112 (altivec_expand_predicate_builtin): Ditto.
113 (altivec_expand_builtin): Ditto.
114 (rs6000_expand_ternop_builtin): Use a switch instead of an if
115 statement for vsldoi support.
116 (altivec_expand_ld_builtin): Change to use new names from vector.md.
117 (altivec_expand_st_builtin): Ditto.
118 (paired_expand_builtin): Whitespace changes.
119 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
120 builtin_mode_to_type table for secondary reload. Call
121 builtin_function_type to build random builtin functions.
122 (altivec_init_builtins): Change to use builtin_function_type to
123 create builtin function types dynamically as we need them.
124 (builtin_hash_function): New support for hashing the tree types
125 for builtin function as we need it, rather than trying to build
126 all of the trees that we need. Add initial preliminary VSX support.
127 (builtin_function_type): Ditto.
128 (builtin_function_eq): Ditto.
129 (builtin_hash_struct): Ditto.
130 (rs6000_init_builtins): Ditto.
131 (rs6000_common_init_builtins): Ditto.
132 (altivec_init_builtins): Ditto.
133 (rs6000_common_init_builtins): Ditto.
134 (enum reload_reg_type): New enum for simplifing reg classes.
135 (rs6000_reload_register_type): Simplify register classes into GPR,
136 Vector, and other registers. Altivec and VSX addresses in reload.
137 (rs6000_secondary_reload_inner): Ditto.
138 (rs6000_ira_cover_classes): New target hook, that returns the
139 appropriate cover classes, based on -mvsx being used or not.
140 (rs6000_secondary_reload_class): Add VSX support.
141 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
142 (get_vsel_insn): Ditto.
143 (rs6000_emit_vector_compare): Rewrite vector conditional support
144 so that where we can, we use RTL operators, instead of blindly use
146 (rs6000_emit_vector_select): Ditto.
147 (rs6000_emit_vector_cond_expr): Ditto.
148 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
149 (create_TOC_reference): Add -mdebug=addr support.
150 (emit_frame_save): VSX loads/stores need register indexed addressing.
152 * config/rs6000/rs6000.md: Include vector.md.
154 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
156 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
157 support for V2DI, V2DF in logical, permute, select operations.
159 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
160 switch for vsx/power7.
161 (-mvsx-scalar-memory): Ditto.
162 (-mvsx-align-128): Ditto.
163 (-mallow-movmisalign): Ditto.
164 (-mallow-df-permute): Ditto.
165 (-msched-groups): Ditto.
166 (-malways-hint): Ditto.
167 (-malign-branch-targets): Ditto.
169 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
171 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
172 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
173 (rs6000_vector_reg_class): Delete.
174 (rs6000_vsx_reg_class): Ditto.
175 (enum rs6000_reg_class_enum): New enum for the constraints that
176 vary based on target switches.
177 (rs6000_constraints): New array to hold the register class for all
178 of the register constraints that vary based on the switches used.
179 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
180 (enum rs6000_builtins): Add unsigned varients for the builtin
181 declarations returned by target hooks for expanding multiplies,
182 select, and permute operations. Add VSX builtins.
183 (enum rs6000_builtin_type_index): Add entries for VSX.
184 (V2DI_type_node): Ditto.
185 (V2DF_type_node): Ditto.
186 (unsigned_V2DI_type_node): Ditto.
187 (bool_long_type_node): Ditto.
188 (intDI_type_internal_node): Ditto.
189 (uintDI_type_internal_node): Ditto.
190 (double_type_internal_node): Ditto.
192 * config/rs6000/altivec.md (whole file): Move all expanders to
193 vector.md from altivec.md. Rename insn matching functions to be
195 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
196 (altivec_vcmp*): Ditto.
197 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
198 (VM): New iterator for moves that includes the VSX types.
199 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
200 (altivec_vperm_<mode>_uns): New, for unsigned types.
201 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
202 (altivec_eq<mode>): Ditto.
203 (altivec_gt<mode>): Ditto.
204 (altivec_gtu<mode>): Ditto.
205 (altivec_eqv4sf): Ditto.
206 (altivec_gev4sf): Ditto.
207 (altivec_gtv4sf): Ditto.
208 (altivec_vcmpbfp_p): Ditto.
210 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
212 (split for ior/xor with shift and zero-extend): Cast op3 to
215 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
218 * config/i386/i386.c (output_387_ffreep): Rewrite to return
219 ASM_SHORT instead of .word.
220 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
221 instead of .word in asm template.
223 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
226 * ira-lives.c (bb_has_abnormal_call_pred): New function.
227 (process_bb_node_lives): Use it.
229 * ira.c (setup_cover_and_important_classes): Don't setup
230 ira_important_class_nums. Add cover classes to the end of
232 (cover_class_order, comp_reg_classes_func,
233 reorder_important_classes): New.
234 (find_reg_class_closure): Use reorder_important_classes.
236 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
238 * config/i386/i386.c (i386_ira_cover_classes): New function.
239 (TARGET_IRA_COVER_CLASSES): Redefine.
241 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
242 importance of order of cover classes in the array.
244 2009-07-22 Diego Novillo <dnovillo@google.com>
246 * tree-pass.h (TDF_EH): Define.
247 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
248 contains TDF_EH, print the EH region number holding GS.
249 * tree-dump.c (dump_options): Add "eh".
250 * doc/invoke.texi: Document it.
252 2009-07-22 Doug Kwan <dougkwan@google.com>
254 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
256 2009-07-22 Michael Matz <matz@suse.de>
258 PR tree-optimization/35229
259 PR tree-optimization/39300
261 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
262 (inhibit_phi_insertion): New function.
263 (insert_into_preds_of_block): Call it for REFERENCEs.
264 (init_pre): Initialize and finalize scalar evolutions.
265 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
267 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
269 * config/i386/predicates.md (zero_extended_scalar_load_operand):
270 Use CONST_VECTOR_NUNITS to determine number of elements.
272 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
274 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
275 (U, W): Constraints are now deprecated and will be removed if we
277 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
279 ("prefetch"): Add the stcmh instruction for prefetching.
280 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
282 (s390_short_displacement): Return always true if compiling for
283 machines not providing the long displacement facility.
284 (s390_mem_constraint): Support the new constraint letter Z.
285 (s390_check_qrst_address): New function.
287 2009-07-21 DJ Delorie <dj@redhat.com>
289 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
292 2009-07-21 Jason Merrill <jason@redhat.com>
294 * c-common.c (max_tinst_depth): Increase default to 1024.
296 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
298 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
299 (vec_unpacku_float_lo_v4si): Ditto.
301 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
304 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
305 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
306 (builtin_description): Add __builtin_ia32_cvtudq2ps.
307 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
309 2009-07-21 Jakub Jelinek <jakub@redhat.com>
311 PR tree-optimization/40813
312 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
315 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
317 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
318 with a NOP_EXPR if needed.
320 2009-07-21 Paul Brook <paul@codesourcery.com>
322 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
323 Terminate debug dump with newline.
325 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
327 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
328 Cast "1" to unsigned HOST_WIDE_INT.
329 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
330 deposit length to the maximum length - lsb. Extend length if
331 HOST_BITS_PER_WIDE_INT is 32.
333 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
335 * cgraph.h (constant_pool_htab): New function.
336 (constant_descriptor_tree): Move from varasm.c.
337 * varasm.c (constant_pool_htab): New function.
338 (constant_descriptor_tree): Move to cgraph.h.
340 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
342 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
344 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
346 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
349 2009-07-20 Xinliang David Li <davidxl@google.com>
351 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
353 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
355 * config/mips/mips.md (move_type): Add arith.
356 (type): Handle arith.
357 (zero_extendsidi2): Rename this into ...
358 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
359 (zero_extendsidi2): New expander.
360 (*zero_extendsidi2_dext): New pattern.
362 2009-07-20 Nick Clifton <nickc@redhat.com>
364 * config.gcc (mips64-*-*): Add definition of tm_defines in order
365 to set MIPS_ABI_DEFAULT.
366 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
368 2009-07-20 Jakub Jelinek <jakub@redhat.com>
370 * tree-object-size.c (addr_object_size): Handle unions with
371 array in it as last field of structs in __bos (, 1) as __bos (, 0).
373 PR tree-optimization/40792
374 * tree.c (build_function_type_skip_args): Remove bogus assert.
376 2009-07-20 Jan Hubicka <jh@suse.cz>
377 Martin Jambor <mjambor@suse.cz>
379 * cgraph.h (combined_args_to_skip): New field.
380 * cgraph.c (cgraph_create_virtual_clone): Properly handle
381 combined_args_to_skip and args_to_skip.
382 * tree-inline.c (update_clone_info): New function.
383 (tree_function_versioning): Call update_clone_info.
384 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
386 (cgraph_materialize_all_clones): More extensive dumping, working
387 with combined_args_to_skip rather than args_to_skip.
389 2009-07-20 Ira Rosen <irar@il.ibm.com>
391 * tree-vectorizer.h (vectorizable_condition): Add parameters.
392 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
393 (get_initial_def_for_reduction): Likewise.
394 (vectorizable_reduction): Skip the check of first operand in case
395 of COND_EXPR. Add check that it is outer loop vectorization if
396 nested cycle was detected. Call vectorizable_condition() for
397 COND_EXPR. If reduction epilogue cannot be created do not fail for
398 nested cycles (if it is not double reduction). Assert that there
399 is only one type in the loop in case of COND_EXPR. Call
400 vectorizable_condition() to vectorize COND_EXPR.
401 * tree-vect-stmts.c (vectorizable_condition): Update comment.
402 Add parameters. Allow nested cycles if called from
403 vectorizable_reduction(). Use reduction vector variable if provided.
404 (vect_analyze_stmt): Call vectorizable_reduction() before
405 vectorizable_condition().
406 (vect_transform_stmt): Update call to vectorizable_condition().
408 2009-07-20 Christian Bruel <christian.bruel@st.com>
410 * config/sh/sh.opt (-mfmovd): Resurrect and document.
411 * doc/invoke.texi (-mfmovd): Likewise.
412 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
414 2009-07-20 Jan Hubicka <jh@suse.cz>
416 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
417 when handling SSA name.
419 2009-07-19 Jan Hubicka <jh@suse.cz>
421 PR tree-optimization/40676
422 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
423 virtual PHIs in empty BBs.
425 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
427 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
428 re-expanded the compound use gen_lowpart instead to convert to the
431 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
433 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
434 OUTER_CONST arguments.
435 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
436 the new wider mode will be masked off.
437 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
439 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
441 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
442 high-order bits are zero.
444 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
446 * combine.c (simplify_shift_const_1): Split code to determine
448 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
449 new bits shifted in are identical to the old sign bit.
451 2009-07-18 Richard Guenther <rguenther@suse.de>
454 * gimplify.c (gimplify_call_expr): Reject code using results from
455 functions returning void.
457 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
459 * doc/md.texi: Document the new PowerPC "es" constraint.
460 Document that "m" can include automodified addresses on this target,
461 and explain how %U must be used. Extend the "Q" and "Z" documentation
462 to suggest "es" as well as "m".
463 * config/rs6000/constraints.md (es): New memory constraint.
464 (Q, Z): Update strings to match new documentation.
466 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
468 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
469 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
470 * config/rs6000/predicates.md (volatile_mem_operand): Use
471 offsettable_nonstrict_memref_p.
472 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
473 (*floatunssidf2_internal): Likewise.
474 (*fix_truncdfsi2_internal): Likewise.
475 (*fix_trunctfsi2_internal): Likewise.
477 2009-07-17 Anatoly Sokolov <aesok@post.ru>
479 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
481 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
483 2009-07-17 Richard Guenther <rguenther@suse.de>
486 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
487 (pass_warn_unused_result): Likewise.
488 (TODO_set_props): Remove.
489 * omp-low.c (diagnose_omp_structured_block_errors): Change to
491 (pass_diagnose_omp_blocks): Define.
492 * c-decl.c (pop_file_scope): Do not finalize the CU here.
493 (c_gimple_diagnostics_recursively): Remove.
494 (finish_function): Do not call it.
495 (c_write_global_declarations): Continue after errors.
496 Finalize the CU here.
497 * c-gimplify.c (c_genericize): Do not gimplify here.
498 * c-common.c (c_warn_unused_result): Move ...
499 * tree-cfg.c (do_warn_unused_result): ... here.
500 (run_warn_unused_result): New function.
501 (gate_warn_unused_result): New function.
502 (pass_warn_unused_result): New pass.
503 * c-common.h (c_warn_unused_result): Remove.
504 * flags.h (flag_warn_unused_result): Declare.
505 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
506 * opts.c (flag_warn_unused_result): Initialize to false.
507 * toplev.c (compile_file): Add comment.
508 * omp-low.c (create_omp_child_function): Do not register
509 the function with the frontend.
510 (diagnose_omp_structured_block_errors): Prepare to be
511 called as optimization pass.
512 (gate_diagnose_omp_blocks): New function.
513 (pass_diagnose_omp_blocks): New pass.
514 * cgraph.h (cgraph_optimize): Remove.
515 (cgraph_analyze_function): Likewise.
516 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
517 * cgraphunit.c (cgraph_lower_function): Lower nested functions
518 before their parents here.
519 (cgraph_finalize_function): Not here.
520 (cgraph_analyze_function): Gimplify functions here.
521 (cgraph_finalize_compilation_unit): Continue after errors.
522 Optimize the callgraph from here.
523 (cgraph_optimize): Make static.
524 * langhooks.c (write_global_declarations): Finalize the CU.
525 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
526 (gimplify_function_tree): Assert we gimplify only once.
527 Set PROP_gimple_any property.
528 * tree-nested.c (gimplify_all_functions): New function.
529 (lower_nested_functions): Gimplify all nested functions.
530 * gimple.h (diagnose_omp_structured_block_errors): Remove.
531 * passes.c (init_optimization_passes): Add pass_warn_unused_result
532 and pass_diagnose_omp_blocks after gimplification. Do not
533 set TODO_set_props on all_lowering_passes.
534 (execute_one_pass): Do not handle TODO_set_props.
535 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
536 (gimplify.o): Add tree-pass.h dependency.
537 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
538 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
539 (unsave_r): Likewise.
540 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
543 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
545 * doc/service.texi (Service): Restore previously removed link,
546 which isn't broken after all.
548 2009-07-17 Richard Guenther <rguenther@suse.de>
550 PR tree-optimization/40321
551 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
552 PHI nodes to the maximal set.
553 (make_values_for_phi): Add PHI arguments to the maximal set.
554 (execute_pre): Dump PHI_GEN and the maximal set.
556 2009-07-17 Jakub Jelinek <jakub@redhat.com>
559 * gimplify.c (gimplify_conversion): Don't change non-conversions into
562 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
564 * doc/extend.texi (Nested Functions): Replace broken link with
566 * doc/service.texi (Service): Remove broken link.
568 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
571 * builtins.c (expand_builtin_memcmp): Use loc instead of
573 (expand_builtin_strncmp): Likewise.
575 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
576 Manuel López-Ibáñez <manu@gcc.gnu.org>
579 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
580 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
581 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
582 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
583 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
584 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
585 tree-inline.c, c-common.c, c-common.h, gimple.c,
586 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
587 convert.c: Add location argument to fold_{unary,binary,ternary},
588 fold_build[123], build_call_expr, build_size_arg,
589 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
590 fold_build1_initializer, fold_build2_initializer,
591 fold_build3_initializer, fold_build_call_array,
592 fold_build_call_array_initializer, fold_single_bit_test,
593 omit_one_operand, omit_two_operands, invert_truthvalue,
594 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
595 combine_comparisons, fold_builtin_*, fold_call_expr,
596 build_range_check, maybe_fold_offset_to_address, round_up,
599 2009-07-16 Jason Merrill <jason@redhat.com>
602 * c-common.c (c_common_reswords): Add __is_standard_layout
604 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
605 * doc/implement-cxx.texi: New.
606 * doc/gcc.texi: Include it.
608 2009-07-16 DJ Delorie <dj@redhat.com>
610 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
611 compares that may be indirectly affected by previous instructions.
613 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
615 * builtins.c (do_mpc_arg2): New.
616 (fold_builtin_2): Fold builtin cpow.
617 * real.h (HAVE_mpc_pow): New.
619 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
621 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
622 comparison to skip unprofitable schedule
624 2009-07-16 Simon Baldwin <simonb@google.com>
626 * gcc.c (option_map): New flag -no-canonical-prefixes.
627 * (display_help): Print help text for new flag.
628 * (process_command): Move options translation and language specifics
629 and handle new flag early. Use it to set a function pointer to a
630 prefix builder. Replace make_relative_prefix calls with calls to
631 the function pointed to. Ignore new flag in regular options handling.
632 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
634 2009-07-15 DJ Delorie <dj@redhat.com>
636 * config/mep/mep.md (sibcall_internal): Change register to avoid
638 (sibcall_value_internal): Likewise.
640 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
642 PR rtl-optimization/40710
643 * resource.c (mark_target_live_regs): Reset DF problem to LR.
645 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
647 * config/mips/mips.md (*extenddi_truncate<mode>,
648 *extendsi_truncate<mode>): Change type attribute to move_type
649 with shift_shift. Split out code handling exts from here ...
650 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
652 (*extendhi_truncateqi): Change type attribute to move_type with
653 shift_shift. Split out code handling exts from here ...
654 (*extendhi_truncateqi_exts): ... to this new pattern.
656 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
658 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
659 instead of "and" with inverted sign bit mask value. Use
660 "nonimmediate_operand" for operand 1 and operand 2 predicate.
661 Allocate registers only for operand 4 and operand 5.
663 2009-07-15 Jakub Jelinek <jakub@redhat.com>
666 * fold-const.c (fold_cond_expr_with_comparison): When folding
667 < and <= to MIN, make sure the MIN uses the same type as the
668 comparison's operands.
670 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
672 * arm.md (ior_xor): New code iterator.
673 (split for ior/xor with shift and zero-extend): New split pattern.
674 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
676 2009-07-15 Richard Guenther <rguenther@suse.de>
678 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
681 2009-07-15 Richard Guenther <rguenther@suse.de>
684 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
686 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
688 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
689 handle 2.6.30 kernel.
691 2009-07-15 DJ Delorie <dj@redhat.com>
693 * config/mep/mep.md (sibcall_internal): Change register to allow
694 for 24-bit addresses.
695 (sibcall_value_internal): Likewise.
697 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
699 * doc/invoke.texi: Added descriptions of the scheduling heuristics
700 that are enabled/disabled by the flags introduced by a previous patch.
702 2009-07-14 DJ Delorie <dj@redhat.com>
704 * config/mep/mep.md (sibcall_internal): Include non-toggling
706 (sibcall_value_internal): Likewise.
708 2009-07-14 Taras Glek <tglek@mozilla.com>
709 Rafael Espindola <espindola@google.com>
711 * doc/sourcebuild.texi: Document install-plugin target.
712 * configure.ac: Added install-plugin target to language makefiles.
713 * configure: Regenerate.
714 * Makefile.in: (install-plugin): Install more headers,
715 depend on lang.install-plugin.
717 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
719 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
722 2009-07-14 DJ Delorie <dj@redhat.com>
724 * config/mep/mep.c (mep_vliw_jmp_match): New function.
725 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
726 * config/mep/mep.md (sibcall_internal): Change test from
727 mep_vliw_mode_match to mep_vliw_jmp_match.
728 (sibcall_value_internal): Likewise.
730 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
732 * config/i386/sse.md (copysign<mode>3): New expander.
733 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
734 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
735 Use ix86_build_const_vector.
736 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
737 IX86_BUILTIN_CPYSGNPD.
738 (builtin_description): Add __builtin_ia32_copysignps and
739 __builtin_ia32_copysignpd.
740 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
741 and BUILT_IN_COPYSIGNF.
743 2009-07-13 Jason Merrill <jason@redhat.com>
745 * builtins.c (can_trust_pointer_alignment): New fn.
746 (get_pointer_alignment): Factor it out from here.
747 * tree.h: Declare it.
749 2009-07-14 David Edelsohn <edelsohn@gnu.org>
751 * config/rs6000/predicates.md (offsettable_mem_operand): Test
754 2009-07-14 Dodji Seketeli <dodji@redhat.com>
758 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
760 2009-07-14 Richard Guenther <rguenther@suse.de>
761 Andrey Belevantsev <abel@ispras.ru>
764 * cfgexpand.c (partition_stack_vars): Do not bother to update
765 alias information when not optimizing.
767 2009-07-14 Richard Guenther <rguenther@suse.de>
768 Andrey Belevantsev <abel@ispras.ru>
770 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
771 (pt_solution_set): Likewise.
772 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
773 * tree-ssa-structalias.c (pt_solution_set): New function.
774 * final.c (rest_of_clean_state): Free SSA data structures.
775 * print-rtl.c (print_decl_name): Remove.
776 (print_mem_expr): Implement in terms of print_generic_expr.
777 * alias.c (ao_ref_from_mem): New function.
778 (rtx_refs_may_alias_p): Likewise.
779 (true_dependence): Query alias-export info.
780 (canon_true_dependence): Likewise.
781 (write_dependence_p): Likewise.
782 * tree-dfa.c (get_ref_base_and_extent): For void types leave
784 * emit-rtl.c (component_ref_for_mem_expr): Remove.
785 (mem_expr_equal_p): Use operand_equal_p.
786 (set_mem_attributes_minus_bitpos): Do not use
787 component_ref_for_mem_expr.
788 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
789 (update_alias_info_with_stack_vars): Likewise.
790 (partition_stack_vars): Call update_alias_info_with_stack_vars.
791 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
792 explicitly nor clear stmt operands.
793 Free the decl-to-pointer map.
794 * tree-optimize.c (execute_free_datastructures): Do not free
795 SSA data structures here.
796 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
797 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
798 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
800 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
802 2009-07-13 DJ Delorie <dj@redhat.com>
804 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
805 unrolling at the right iteration count.
807 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
810 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
812 * haifa-sched.c (rank_for_schedule): Introduced flags to
813 enable/disable individual scheduling heuristics.
814 * common.opt: Introduced flags to enable/disable individual
815 heuristics in the scheduler.
816 * doc/invoke.texi: Introduced flags to enable/disable individual
817 heuristics in the scheduler.
819 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
821 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
822 config/i386/mingw-tls.c.
823 * config/i386/mingw-tls.c: Removed.
825 2009-07-13 Ira Rosen <irar@il.ibm.com>
827 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
828 checks access only relevant statements.
829 (vectorizable_reduction): Likewise.
831 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
833 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
834 just for 32-bit case.
836 2009-07-12 Jan Hubicka <jh@suse.cz>
838 PR tree-optimization/40585
839 * except.c (expand_resx_expr): When there already is resume
840 instruction, produce linked list.
841 (build_post_landing_pads): Assert that resume is empty.
842 (connect_post_landing_pads): Handle resume lists.
843 (dump_eh_tree): Dump resume list.
845 2009-07-12 Ira Rosen <irar@il.ibm.com>
847 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
848 with additional argument.
849 * tree-vectorizer.h (enum vect_def_type): Add
850 vect_double_reduction_def.
851 (vect_is_simple_reduction): Add argument.
852 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
854 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
855 vect_is_simple_reduction with additional argument.
856 (vect_analyze_loop_operations): Handle exit phi nodes in case of
858 (reduction_code_for_scalar_code): Handle additional codes by
859 returning ERROR_MARK for them. Fix comment and indentation.
860 (vect_is_simple_reduction): Fix comment, add argument to specify
861 double reduction. Detect double reduction.
862 (get_initial_def_for_induction): Fix indentation.
863 (get_initial_def_for_reduction): Fix comment and indentation.
864 Handle double reduction. Create initial definitions that do not
865 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
866 (vect_create_epilog_for_reduction): Fix comment, add argument to
867 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
868 epilogue result extraction. Create double reduction phi node and
869 replace relevant uses.
870 (vectorizable_reduction): Call vect_is_simple_reduction with
871 additional argument. Fix indentation. Update epilogue code treatment
872 according to the changes in reduction_code_for_scalar_code. Check
873 for double reduction. Call vect_create_epilog_for_reduction with
875 * tree-vect-stmts.c (process_use): Handle double reduction, update
877 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
878 (vect_get_vec_def_for_operand): Likewise.
880 2009-07-12 Danny Smith <dansmister@gmail.com>
882 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
883 dllexport if !TREE_PUBLIC.
884 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
886 2009-07-11 Anatoly Sokolov <aesok@post.ru>
888 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
889 (avr_extra_arch_macro) Remove declatation.
890 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
891 (avr_extra_arch_macro) Declare as static.
892 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
894 2009-07-11 Jan Hubicka <jh@suse.cz>
897 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
899 2009-07-11 Jakub Jelinek <jakub@redhat.com>
902 * dwarf2out.c (dw_fde_struct): Add in_std_section and
903 cold_in_std_section bits.
904 (dwarf2out_begin_prologue): Initialize them.
905 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
906 if already covered by text_section or cold_text_section range.
908 PR rtl-optimization/40667
909 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
910 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
911 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
912 * config/i386/i386.c (ix86_minimum_alignment): New function.
913 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
914 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
915 * emit-rtl.c (gen_reg_rtx): Likewise.
916 * function.c (assign_parms): Likewise. If nominal_type needs
917 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
918 rather than passed_type's alignment.
921 * function.c (assign_parm_setup_stack): Adjust
922 MEM_OFFSET (data->stack_parm) if promoted_mode is different
923 from nominal_mode on big endian.
925 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
927 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
929 2009-07-10 DJ Delorie <dj@redhat.com>
931 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
933 2009-07-10 Mark Mitchell <mark@codesourcery.com>
935 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
937 (thumb2_cbnz): Likewise.
939 2009-07-10 David Daney <ddaney@caviumnetworks.com>
942 * config.gcc (supported_defaults): Add synci.
943 (with_synci): Add validation.
944 (all_defaults): Add synci.
945 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
948 * config/mips/mips.opt (msynci): New option.
949 * config/mips/mips.c (mips_override_options): Warn on use of
950 -msynci for targets that do now support it.
951 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
953 * gcc/doc/invoke.texi (-msynci): Document the new option.
954 * doc/install.texi (--with-synci): Document the new option.
956 2009-07-10 Richard Guenther <rguenther@suse.de>
958 PR tree-optimization/40496
959 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
960 the PHI result with a compatible type.
962 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
966 * c.opt (Wunused-result): New.
967 * doc/invoke.texi: Document it.
968 * c-common.c (c_warn_unused_result): Use it.
970 2009-07-09 DJ Delorie <dj@redhat.com>
972 * targhooks.c (default_target_can_inline_p): Rename from
973 default_target_option_can_inline_p.
974 * targhooks.h (default_target_can_inline_p): Likewise.
975 * target-def.h (TARGET_CAN_INLINE_P): Rename from
976 TARGET_OPTION_CAN_INLINE_P.
977 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
978 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
979 (mep_target_can_inline_p): Rename from
980 mep_target_option_can_inline_p.
983 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
984 registers used to pass vectors.
986 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
988 2009-07-09 Tom Tromey <tromey@redhat.com>
990 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
991 * config/mmix/mmix.c: Include dwarf2.h.
992 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
993 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
994 * config/sh/sh.c: Include dwarf2.h.
995 * config/i386/i386.c: Include dwarf2.h.
996 * Makefile.in (DWARF2_H): Remove 'elf'.
997 * except.c: Include dwarf2.h.
998 * unwind-dw2.c: Include dwarf2.h.
999 * dwarf2out.c: Include dwarf2.h.
1000 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1001 * unwind-dw2-fde.c: Include dwarf2.h.
1002 * dwarf2asm.c: Include dwarf2.h.
1004 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1006 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1007 (max_issue): Use it.
1008 * sched-int.h (struct sched_info: insn_finishes_block_p): New
1010 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
1011 (region_sched_info): Update.
1012 * sched-ebb.c (ebb_sched_info): Update.
1013 * modulo-sched.c (sms_sched_info): Update.
1014 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
1016 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1018 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1020 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1022 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1024 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1027 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1028 arg1 with arg01 if arg1 is already INTEGER_CST.
1030 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1032 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1033 Transform (and (truncate)) into (truncate (and)).
1035 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1037 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1038 creating LHS paradoxical subregs. Fix surrounding returns to
1039 use NULL_RTX rather than 0.
1041 2009-07-08 DJ Delorie <dj@redhat.com>
1043 * config/mep/mep.c: (mep_option_can_inline_p): New.
1044 (TARGET_OPTION_CAN_INLINE_P): Define.
1046 2009-07-08 Mark Wielaard <mjw@redhat.com>
1049 * dwarf2out.c (add_data_member_location_attribute): When we have
1050 only a constant offset don't emit a new location description using
1051 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1054 2009-07-08 Richard Henderson <rth@redhat.com>
1057 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1058 (enum reg_class): Add CLOBBERED_REGS.
1059 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1060 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1061 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1062 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1063 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1064 force 64-bit sibcalls into R11.
1065 * config/i386/constraints.md (U): New constraint.
1066 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1067 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1068 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1070 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1072 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1074 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1075 * ebitmap.h (dump_ebitmap): Ditto.
1076 * optabs.h (optab_libfunc): Ditto.
1077 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
1078 * tree-flow.h (vect_can_force_dr_alignment_p,
1079 get_vectype_for_scalar_type): Ditto.
1080 (vectorize_loops): Move prototype to ...
1081 * tree-vectorizer.h: ... here. Also, adjust comment.
1082 (vect_set_verbosity_level): Remove duplicate prototype.
1083 * tree-ssa-loop.c: Include tree-vectorizer.h.
1084 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
1086 2009-07-08 Nick Clifton <nickc@redhat.com>
1088 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
1091 2009-07-08 DJ Delorie <dj@redhat.com>
1093 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
1094 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
1095 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
1097 * config/mep/intrinsics.md: Regenerated.
1098 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
1099 registers when asm() or calls are detected.
1101 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1104 * gimplify.c (gimplify_expr): Propagate no_warning flag when
1106 * gimple (gimple_build_call_from_tree): Likewise.
1107 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
1108 no_warning flag before warning.
1110 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1112 * tree.c (set_expr_locus): Remove.
1113 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
1114 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
1116 * gimplify.c (internal_get_tmp_var): Likewise.
1117 (gimplify_call_expr): Likewise.
1118 (gimplify_one_sizepos): Likewise.
1120 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
1123 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
1124 to variables for debugging purposes.
1126 2009-06-23 Mark Loeser <mark@halcy0n.com>
1129 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
1131 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1133 * pretty-print.c (pp_base_format): Remove %J.
1134 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1135 gcc_cxxdiag_char_table): Likewise.
1136 (init_dynamic_diag_info): Likewise.
1138 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1140 * pretty-print.c (pp_base_format): Remove %H.
1141 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1142 gcc_cxxdiag_char_table): Likewise.
1143 (init_dynamic_diag_info): Likewise.
1144 * config/mep/mep.c (mep_select_section): Likewise.
1146 2009-07-07 Duncan Sands <baldrick@free.fr>
1148 * final.c (pass_clean_state): Give the pass a name.
1149 * passes.c (pass_rest_of_compilation): Likewise.
1150 * tree-optimize.c (pass_all_optimizations): Likewise.
1152 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
1154 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
1155 an extra 'decl' for error_at.
1157 2009-07-07 Jakub Jelinek <jakub@redhat.com>
1160 * tree-tailcall.c (adjust_return_value_with_ops,
1161 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
1162 if it has complex or vector type.
1164 2009-07-07 Olivier Hainque <hainque@adacore.com>
1166 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
1169 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
1171 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
1173 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1175 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
1176 * c-decl.c: Likewise.
1177 * function.c: Likewise.
1178 * varasm.c: Likewise.
1179 * tree-ssa.c: Likewise.
1180 * c-common.c: Likewise.
1181 * tree-cfg.c: Likewise.
1182 * config/spu/spu.c: Likewise.
1183 * config/ia64/ia64.c: Likewise.
1184 * config/v850/v850.c: Likewise.
1186 2009-07-06 DJ Delorie <dj@redhat.com>
1188 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
1189 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
1190 unspecified accesses to control registers.
1191 * config/mep/intrinsics.md: Regenerate.
1192 * config/mep/intrinsics.h: Regenerate.
1193 * config/mep/mep-intrin.h: Regenerate.
1195 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1197 * c-lex.c: Replace %H by an explicit location. Update all calls.
1198 * c-common.c: Likewise.
1199 * c-decl.c: Likewise.
1200 * c-typeck.c: Likewise.
1201 * fold-const.c: Likewise.
1202 * gimplify.c: Likewise.
1204 * tree-cfg.c: Likewise.
1205 * tree-ssa-loop-niter.c: Likewise.
1206 * tree-vrp.c: Likewise.
1207 * value-prof.c: Likewise.
1209 2009-07-06 Diego Novillo <dnovillo@google.com>
1211 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
1212 if it has one. Handle cases where VAR does not have an
1213 annotation or cfun is NULL.
1215 2009-07-06 Diego Novillo <dnovillo@google.com>
1217 * tree.c: Include debug.h.
1218 (initialize_tree_contains_struct): New.
1219 (init_ttree): Call it.
1220 (tree_node_structure_for_code): Factor out of ...
1221 (tree_node_structure): ... here.
1222 * treestruct.def (TS_PHI_NODE): Remove.
1223 (TS_GIMPLE_STATEMENT): Remove.
1225 2009-07-06 Diego Novillo <dnovillo@google.com>
1227 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
1228 (debug_tree_chain): Handle cycles.
1230 2009-07-06 Nick Clifton <nickc@redhat.com>
1231 DJ Delorie <dj@redhat.com>
1233 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1234 __FMOVD_ENABLED__ is defined.
1236 (TARGET_FMOVD): Provide a default definition.
1237 (MASK_FMOVD): Likewise.
1238 (TARGET_CPU_CPP_BUILTINS): Define
1239 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1240 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1241 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
1242 (split for DF load from memory into register): Also handle
1243 MEMs which consist of REG+DISP addressing.
1244 (split for DF store from register to memory): Likewise.
1245 (movsf_ie): Always use single fp_mode.
1246 * config/sh/sh.c (sh_override_options): Do not automatically
1247 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1248 that to the -mfmovd command line switch.
1249 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1250 (fldi_ok): Always allow.
1251 * config/sh/sh.opt (mfmovd): Remove this switch.
1252 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1254 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1255 Kaz Kojima <kkojima@gcc.gnu.org>
1257 PR rtl-optimization/30807
1258 * postreload.c (reload_combine): For every new use of REG_SUM,
1259 record the use of BASE.
1261 2009-07-06 Jan Hubicka <jh@suse.cz>
1263 * params.def: Revert my accidental commit at 2009-06-30.
1265 2009-07-04 Ian Lance Taylor <iant@google.com>
1268 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1270 (mingw_format_attribute_overrides): Likewise.
1272 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1275 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1276 don't check cfa.reg. Instead of cfa.indirect use
1277 fde && fde->drap_reg != INVALID_REGNUM test.
1279 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1281 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1283 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1286 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1288 2009-07-03 Richard Guenther <rguenther@suse.de>
1290 PR tree-optimization/40640
1291 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1294 2009-07-03 Jan Hubicka <jh@suse.cz>
1296 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1297 for size, reduce amount of inlining.
1299 2009-07-03 Richard Guenther <rguenther@suse.de>
1302 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1303 if t +- x is known to not overflow and the conversion widens the
1305 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1307 2009-07-03 Jan Hubicka <jh@suse.cz>
1309 * ipa-pure-const.c (analyze): Update loop optimizer init.
1310 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1311 try_remove_empty_loop, remove_empty_loops): Remove.
1312 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1313 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1314 to mark regular loops as neccesary.
1315 (degenerate_phi_p): New function.
1316 (propagate_necessity, remove_dead_phis): Use it.
1317 (forward_edge_to_pdom): Likewise.
1318 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1319 virtual PHI nodes that became unreachable.
1320 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1321 * tree-flow.h (remove_empty_loops): Remove.
1322 * passes.c (init_optimization_passes): Remove.
1324 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1326 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1327 can_create_pseudo_p.
1328 (*fix_trunc<mode>_i387_1): Ditto.
1329 (*floathi<mode>2_1): Ditto.
1330 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1331 (*fistdi2_1): Ditto.
1332 (*fist<mode>2_1): Ditto.
1333 (frndintxf2_floor): Ditto.
1334 (*fist<mode>2_floor_1): Ditto.
1335 (frndintxf2_ceil): Ditto.
1336 (*fist<mode>2_ceil_1): Ditto.
1337 (frndintxf2_trunc): Ditto.
1338 (frndintxf2_mask_pm): Ditto.
1339 (fxam<mode>2_i387_with_temp): Ditto.
1340 * config/i386/sse.md (mulv16qi3): Ditto.
1341 (*sse2_mulv4si3): Ditto.
1343 (sse4_2_pcmpestr): Ditto.
1344 (sse4_2_pcmpistr): Ditto.
1346 2009-07-03 Jan Hubicka <jh@suse.cz>
1348 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1349 (mark_stmt_necessary): Set it.
1350 (mark_operand_necessary): Set it.
1351 (mark_control_dependent_edges_necessary): Set it.
1352 (mark_virtual_phi_result_for_renaming): New function.
1353 (get_live_post_dom): New function.
1354 (forward_edge_to_pdom): New function.
1355 (remove_dead_stmt): Fix handling of control dependences.
1356 (tree_dce_init): Init new bitmap.
1357 (tree_dce_done): Free it.
1359 2009-07-02 Richard Guenther <rguenther@suse.de>
1362 * tree-ssa-structalias.c (new_var_info): Initialize
1365 2009-07-02 Jan Hubicka <jh@suse.cz>
1367 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1370 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1372 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1373 instead of recomputing it. Adjust calls.
1374 (emit_store_flag): Adjust recursive calls.
1376 2009-07-02 Richard Guenther <rguenther@suse.de>
1378 * tree-ssa-live.c (remove_unused_locals): Do not remove
1380 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1381 of DECL_EXTERNAL for HEAP variables.
1382 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1383 HEAP variables. Do not adjust RESTRICT vars.
1384 (find_what_var_points_to): Nobody cares if something
1387 2009-07-02 Ben Elliston <bje@au.ibm.com>
1389 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1390 pc_low and pc_high declarations to the top of the function.
1392 2009-07-01 DJ Delorie <dj@redhat.com>
1394 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1396 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1397 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1398 unspecified accesses to control registers.
1399 * config/mep/intrinsics.md: Regenerate.
1400 * config/mep/intrinsics.h: Regenerate.
1401 * config/mep/mep-intrin.h: Regenerate.
1403 2009-07-01 Anthony Green <green@moxielogic.com>
1405 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1406 instruction when possible.
1407 (moxie_expand_prologue): Ditto. Also, save an instruction and
1408 some complexity by popping off of $r12 instead of $sp.
1409 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1412 2009-07-01 Richard Henderson <rth@redhat.com>
1415 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1416 contained no insns, reposition note before last insn.
1418 2009-07-01 Richard Henderson <rth@redhat.com>
1421 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1422 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1424 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1427 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1428 darwin9 for printing reg addresses with %y.
1430 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1432 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1433 truncation from operands in binary operations.
1435 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1438 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1439 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1440 subreg of op0 to the original op0.
1442 * expmed.c (store_bit_field_1): Use a temporary as the destination
1443 instead of a paradoxical subreg when we need to truncate the result.
1445 2009-07-01 DJ Delorie <dj@redhat.com>
1447 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1448 names to VLIW variants.
1449 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1450 * config/mep/intrinsics.md: Regenerate.
1451 * config/mep/intrinsics.h: Regenerate.
1452 * config/mep/mep-intrin.h: Regenerate.
1454 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1457 * jump.c (returnjump_p): Revert last patch.
1458 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1460 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1463 * pa.md (casesi32p): Use jump table label to determine the offset
1465 (casesi64p): Likewise.
1467 * pa.c (forward_branch_p): Return bool type. Use instruction
1468 addresses when available. Assert that INSN has a jump label.
1469 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1472 2009-07-01 Richard Guenther <rguenther@suse.de>
1474 PR tree-optimization/19831
1475 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1476 that only act as barriers do not make any previous stores necessary.
1477 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1478 HEAP variables global, do not add a constraint from nonlocal.
1479 (find_func_aliases): Handle escapes through return statements.
1480 (compute_points_to_sets): Make escaped HEAP variables global.
1482 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1485 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1486 after reducing a DImode cstore to SImode.
1488 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1490 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1491 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1493 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1495 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1496 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1498 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1499 and umod_optab if TARGET_BSD_DIVMOD.
1500 * config/vax/lib1funcs.asm: New file.
1501 * config/vax/t-linux: New file.
1502 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1504 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1507 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1508 to type arguments that have void type.
1511 * dwarf2out.c (gen_formal_parameter_die): Call
1512 equate_decl_number_to_die if node is different from origin.
1514 2009-06-30 Anthony Green <green@moxielogic.com>
1516 Clean up moxie port for --enable-build-with-cxx.
1517 * config/moxie/moxie.c (moxie_function_value): First two
1518 parameters are const_tree, not tree.
1519 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1520 (REG_CLASS_NAMES): Ditto.
1521 (REGNO_REG_CLASS): Ditto.
1522 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1523 (moxie_function_value): Fix constyness of arguments.
1525 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1527 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1528 finalize_size_functions before further processing.
1529 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1530 (variable_size): Call self_referential_size on size expressions
1531 that contain a PLACEHOLDER_EXPR.
1532 (size_functions): New static variable.
1533 (copy_self_referential_tree_r): New static function.
1534 (self_referential_size): Likewise.
1535 (finalize_size_functions): New global function.
1536 * tree.c: Include tree-inline.h.
1537 (push_without_duplicates): New static function.
1538 (find_placeholder_in_expr): New global function.
1539 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1541 <tcc_expression>: Likewise.
1542 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1543 the call in the expression.
1544 * tree.h (finalize_size_functions): Declare.
1545 (find_placeholder_in_expr): Likewise.
1546 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1547 (substitute_placeholder_in_expr): Update comment.
1548 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1550 (copy_tree_body_r): Likewise.
1551 (copy_tree_body): New static function.
1552 (maybe_inline_call_in_expr): New global function.
1553 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1554 (maybe_inline_call_in_expr): Declare.
1555 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1556 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1559 2009-06-30 Richard Guenther <rguenther@suse.de>
1561 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1563 (propagate_necessity): Do not mark reaching defs of stores
1566 2009-06-30 Jan Hubicka <jh@suse.cz>
1568 * cfgloopanal.c (check_irred): Move into ...
1569 (mark_irreducible_loops): ... here; return true if ireducible
1571 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1572 (analyze_function): Try to prove loop finiteness.
1573 * cfgloop.h (mark_irreducible_loops): Update prototype.
1574 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1576 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1578 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1580 2009-06-30 Ira Rosen <irar@il.ibm.com>
1582 PR tree-optimization/40542
1583 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1586 2009-06-30 Martin Jambor <mjambor@suse.cz>
1588 PR tree-optimization/40582
1589 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1590 than useless_type_conversion_p.
1591 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1594 2009-06-30 Martin Jambor <mjambor@suse.cz>
1597 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1599 2009-06-30 Richard Guenther <rguenther@suse.de>
1601 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1602 use ao_ref references.
1603 (walk_aliased_vdefs): Likewise.
1604 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1605 * tree-ssa-dce.c (struct ref_data): Remove.
1606 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1607 (mark_aliased_reaching_defs_necessary): Adjust.
1608 (mark_all_reaching_defs_necessary_1): Likewise.
1610 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1613 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1614 (emit_store_flag_1): Extract from emit_store_flag, adjust
1615 calls to (what now is) emit_cstore.
1616 (emit_store_flag): Call emit_store_flag_1 and also use it
1617 for what used to be recursive calls.
1619 2009-06-30 Wei Guozhi <carrot@google.com>
1622 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1623 if the target bb post dominates from bb.
1624 * config/i386/i386.c (memory_address_length): Check existence of base
1625 register before using it.
1627 2009-06-30 Nick Clifton <nickc@redhat.com>
1628 DJ Delorie <dj@redhat.com>
1630 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1631 __FMOVD_ENABLED__ is defined.
1633 (TARGET_FMOVD): Provide a default definition.
1634 (MASK_FMOVD): Likewise.
1635 (TARGET_CPU_CPP_BUILTINS): Define
1636 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1637 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1638 two fmov instructions depending upon whether TARGET_FMOVD is
1640 (split for DF load from memory into register): Also handle
1641 MEMs which consist of REG+DISP addressing.
1642 (split for DF store from register to memory): Likewise.
1643 * config/sh/sh.opt (mfmovd): Remove this switch.
1644 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1645 * config/sh/sh.c (sh_override_options): Do not automatically
1646 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1647 that to the -mfmovd command line switch.
1649 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1651 (fldi_ok): Always allow.
1652 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1654 2009-06-29 DJ Delorie <dj@redhat.com>
1656 * doc/install.texi (mep-x-elf): Correct chip's full name.
1658 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1660 * doc/extend.texi: Fix typo.
1662 2009-06-29 Tom Tromey <tromey@redhat.com>
1665 * Makefile.in (DWARF2_H): New variable.
1667 (dwarf2out.o): Likewise.
1668 (dwarf2asm.o): Likewise.
1669 * config/i386/t-i386: Use DWARF2_H.
1670 * except.c: Include elf/dwarf2.h.
1671 * unwind-dw2.c: Include elf/dwarf2.h.
1672 * dwarf2out.c: Include elf/dwarf2.h.
1673 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1674 <dtprel>: New field.
1675 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1676 (size_of_loc_descr): Likewise.
1677 (output_loc_operands_raw): Likewise.
1678 (output_loc_operands): Handle new dtprel field.
1679 (loc_checksum): Update.
1680 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1681 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1682 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1683 * dwarf2asm.c: Include elf/dwarf2.h.
1684 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1685 * config/mmix/mmix.c: Include elf/dwarf2.h.
1686 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1687 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1688 * config/sh/sh.c: Include elf/dwarf2.h.
1689 * config/i386/i386.c: Include elf/dwarf2.h.
1691 2009-06-29 DJ Delorie <dj@redhat.com>
1693 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1695 * doc/extend.texi: Add MeP attributes and pragmas.
1696 * doc/invoke.text: Add MeP Options.
1697 * doc/contrib.texi: Add MeP contribution.
1698 * doc/md.texi: Add MeP constraints.
1699 * doc/install.texi: Add MeP target.
1701 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1703 * target.h (struct gcc_target): Add frame_pointer_required field.
1704 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1705 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1706 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1708 * reload1.c (update_eliminables): (Ditto.).
1709 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1710 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1711 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1713 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1715 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1716 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1717 (arm_frame_pointer_required): New function.
1719 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1720 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1721 (avr_frame_pointer_required_p): Declare as static.
1722 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1724 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1725 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1726 (bfin_frame_pointer_required): Make as static, change return type
1728 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1730 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1731 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1732 (cris_frame_pointer_required): New function.
1734 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1736 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1737 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1738 (fr30_frame_pointer_required): New function.
1740 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1741 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1742 (frv_frame_pointer_required): Make as static, change return type
1744 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1746 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1747 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1748 (ix86_frame_pointer_required): Make as static, change return type to
1750 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1752 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1753 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1755 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1757 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1759 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1761 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1762 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1763 (mips_frame_pointer_required): Make as static.
1764 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1766 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1767 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1768 (mmix_frame_pointer_required): Mew function.
1770 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1771 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1773 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1775 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1777 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1779 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1780 (CAN_ELIMINATE): Redefine.
1781 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1782 (sparc_frame_pointer_required): New function.
1783 (sparc_can_eliminate): New function.
1784 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1786 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1787 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1789 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1790 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1791 (xtensa_frame_pointer_required): Make as static, change return type
1793 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1796 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1798 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1799 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1800 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1801 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1802 (register_callback): Handle PLUGIN_START_UNIT.
1803 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1805 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1807 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1809 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1810 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1812 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1814 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1817 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1819 * doc/extend.texi (Additional Floating Types): __float128 is also
1820 supported on i386 targets.
1822 2009-06-29 Richard Guenther <rguenther@suse.de>
1825 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1827 (pt_solutions_same_restrict_base): Declare.
1828 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1830 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1831 (make_constraint_from, make_copy_constraint): Move earlier.
1832 (make_constraint_from_heapvar): New function.
1833 (make_constraint_from_restrict): Likewise.
1834 (handle_lhs_call): Use it.
1835 (find_func_aliases): Use it to track conversions to restrict
1837 (struct fieldoff): Add only_restrict_pointers flag.
1838 (push_fields_onto_fieldstack): Initialize it.
1839 (create_variable_info_for): Track global restrict qualified pointers.
1840 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1841 Track restrict qualified pointer arguments.
1842 (set_uids_in_ptset): Use varinfo is_global_var flag.
1843 (find_what_var_points_to): Set the vars_contains_restrict flag.
1844 Always create the points-to solution for sets including restrict tags.
1845 (pt_solutions_same_restrict_base): New function.
1846 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1847 qualified pointers use pt_solutions_same_restrict_base as
1848 additional source for disambiguation.
1850 2009-06-29 Richard Guenther <rguenther@suse.de>
1853 * alias.c (find_base_decl): Remove.
1854 (get_deref_alias_set_1): Remove restrict handling.
1855 * c-common.c (c_apply_type_quals_to_decl): Do not set
1856 DECL_POINTER_ALIAS_SET.
1857 * gimplify.c (find_single_pointer_decl_1): Remove.
1858 (find_single_pointer_decl): Likewise.
1859 (internal_get_tmp_var): Remove restrict handling.
1860 (gimple_regimplify_operands): Likewise.
1861 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1862 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1863 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1864 * tree.c (restrict_base_for_decl): Remove.
1865 (init_ttree): Do not allocate it.
1866 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1867 LABEL_DECL_UID for label decls.
1868 (copy_node_stat): Do not copy restrict information.
1869 (decl_restrict_base_lookup): Remove.
1870 (decl_restrict_base_insert): Likewise.
1871 (print_restrict_base_statistics): Likewise.
1872 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1873 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1874 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1875 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1876 (LABEL_DECL_UID): Adjust.
1877 (DECL_BASED_ON_RESTRICT_P): Remove.
1878 (DECL_GET_RESTRICT_BASE): Likewise.
1879 (SET_DECL_RESTRICT_BASE): Likewise.
1880 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1882 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1883 instead of DECL_POINTER_ALIAS_SET.
1884 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1885 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1886 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1888 2009-06-29 Richard Guenther <rguenther@suse.de>
1890 PR tree-optimization/40579
1891 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1892 the IL to simplify has constants that overflowed.
1894 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1896 PR tree-optimization/40550
1897 * tree-vect-generic.c (expand_vector_operations_1): Compute in
1898 vector_compute_type only when the size of vector_compute_type is
1899 less than the size of type.
1901 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
1903 * fold-const.c (contains_label_1): Fix comments.
1904 (contains_label_p): Do not walk trees multiple time.
1906 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1908 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
1909 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
1910 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
1911 ix86_fp_comparison_operator.
1912 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
1913 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
1914 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
1915 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
1916 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
1917 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
1918 (related splits): Change predicate to ix86_fp_comparison_operator.
1919 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
1920 instead of ix86_fp_comparison_codes.
1921 (ix86_trivial_fp_comparison_operator,
1922 ix86_fp_comparison_operator): New.
1923 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
1924 (ix86_expand_compare): Eliminate last two parameters.
1925 (ix86_fp_jump_nontrivial_p): Kill.
1926 * config/i386/i386.c (put_condition_code): Eliminate call to
1927 ix86_fp_comparison_codes and subsequent assertion.
1928 (ix86_fp_comparison_codes): Eliminate.
1929 (ix86_fp_swap_condition): New.
1930 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
1931 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
1932 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
1933 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
1934 and ix86_fp_swap_condition.
1935 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
1936 Use ix86_fp_comparison_strategy.
1937 (ix86_expand_compare): Likewise. Eliminate last two arguments.
1938 (ix86_fp_jump_nontrivial_p): Eliminate.
1939 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
1940 call to ix86_expand_compare.
1941 (ix86_split_fp_branch, ix86_expand_setcc,
1942 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
1943 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
1945 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1947 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
1948 related to jump_clobbers.
1949 * config/arm/arm.md (conds): Remove jump_clob case.
1950 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
1951 splits): Change comparison_operator to arm_comparison_operator.
1952 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
1955 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1957 * dojump.c (do_compare_rtx_and_jump): Try swapping the
1958 condition for floating point modes.
1959 * expmed.c (emit_store_flag_1): Move here a bigger part
1961 (emit_store_flag): Try swapping the condition for floating point
1963 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
1965 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1967 * expr.c (expand_expr_real_1): Just use do_store_flag.
1968 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
1969 emit_store_flag_force.
1970 * expmed.c (emit_store_flag_force): Copy here trick
1971 previously in expand_expr_real_1. Try reversing the comparison.
1972 (emit_store_flag_1): Work if target is NULL.
1973 (emit_store_flag): Work if target is NULL, using the result mode
1974 from the comparison. Use split_comparison, restructure final part
1975 to simplify conditionals.
1977 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1979 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
1980 * dojump.c (do_jump): Change handling of floating-point
1981 ops to use just do_compare_and_jump.
1982 (split_comparison): New.
1983 (do_compare_rtx_and_jump): Add here logic coming previously
1984 in do_jump, using split_comparison.
1986 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
1989 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
1991 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1993 * tree-ssa-alias.c: Fix unintentional commit.
1995 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1997 * passes.c (execute_one_pass): Fix unintentional commit.
1999 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2001 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2002 (df_rd_local_compute, df_md_local_compute): Inline them.
2004 (df_md_scratch): New.
2005 (df_md_alloc, df_md_free): Allocate/free it.
2006 (df_md_local_compute): Only include live registers in init.
2007 (df_md_transfer_function): Prune the in-set computed by
2008 the confluence function, and the gen-set too.
2010 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2012 PR rtl-optimization/26854
2013 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
2014 * df-problems.c (df_rd_add_problem): Fix comment.
2015 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
2016 df_md_simulate_artificial_defs_at_top,
2017 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
2018 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2019 df_md_transfer_function, df_md_init, df_md_confluence_0,
2020 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2021 problem_MD, df_md_add_problem): New.
2022 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2023 df_md_get_bb_info): New.
2024 (DF_LAST_PROBLEM_PLUS1): Adjust.
2026 * Makefile.in (fwprop.o): Include domwalk.h.
2027 * fwprop.c: Include domwalk.h.
2028 (reg_defs, reg_defs_stack): New.
2029 (bitmap_only_bit_between): Remove.
2030 (process_defs): New.
2031 (process_uses): Use reg_defs and local_md instead of
2032 bitmap_only_bit_between and local_rd.
2033 (single_def_use_enter_block): New, from build_single_def_use_links.
2034 (single_def_use_leave_block): New.
2035 (build_single_def_use_links): Remove code moved to
2036 single_def_use_enter_block, invoke domwalk.
2037 (use_killed_between): Adjust comment.
2039 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2041 * bitmap.h (bitmap_ior_and_into): New.
2042 * bitmap.c (bitmap_ior_and_into): New.
2044 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2046 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2047 before_dom_children_before_stmts and after_dom_children_after_stmts.
2048 Rename the two remaining callbacks to just before_dom_children and
2049 after_dom_children. Remove other GIMPLE statement walking bits.
2050 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2051 * graphite.c: Do not include domwalk.h.
2052 * tree-into-ssa.c (interesting_blocks): New global.
2053 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2054 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2055 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2056 now that they're not domwalk callbacks.
2057 (rewrite_initialize_block): Rename to...
2058 (rewrite_enter_block): ... this, place after called functions. Test
2059 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2060 (rewrite_finalize_block): Rename to...
2061 (rewrite_leave_block): ... this, place after called functions.
2062 (rewrite_update_init_block): Rename to...
2063 (rewrite_update_enter_block): ... this, place after called functions.
2064 Test interesting_blocks, call rewrite_update_stmt and
2065 rewrite_update_phi_arguments.
2066 (rewrite_update_fini_block): Rename to...
2067 (rewrite_leave_block): ... this, place after called functions.
2068 (rewrite_blocks): Remove last argument, simplify initialization of
2070 (mark_def_sites_initialize_block): Rename to...
2071 (mark_def_sites_block): ... this, call mark_def_sites.
2072 (mark_def_sites_blocks): Remove argument, simplify initialization of
2074 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2075 (update_ssa): Likewise.
2076 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
2078 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
2079 (dom_opt_initialize_block): Rename to...
2080 (dom_opt_enter_block): ... this, place after called functions. Walk
2081 statements here, inline propagate_to_outgoing_edges.
2082 (dom_opt_finalize_block): Rename to...
2083 (dom_opt_leave_block): ... this, place after called functions.
2084 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
2086 (dse_enter_block, dse_record_phi): New.
2087 (dse_record_phis): Delete.
2088 (dse_finalize_block): Rename to...
2089 (dse_leave_block): ... this.
2090 (tree_ssa_dse): Simplify initialization of walk_data.
2091 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
2092 Adjust initialization of walk_data.
2093 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
2094 * tree-ssa-loop-phiopt.c (get_non_trapping):
2095 Adjust initialization of walk_data.
2096 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
2097 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
2098 it's not a domwalk callback.
2099 (uncprop_initialize_block): Rename to...
2100 (dse_enter_block): ... this, call uncprop_into_successor_phis.
2101 (dse_finalize_block): Rename to...
2102 (dse_leave_block): ... this.
2103 (tree_ssa_uncprop): Simplify initialization of walk_data.
2104 * Makefile.in: Adjust dependencies.
2106 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
2108 * arm.md (casesi): Fix test for Thumb1.
2109 (thumb1_casesi_internal_pic): Likewise.
2110 (thumb1_casesi_dispatch): Likewise.
2112 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
2114 * config/arm/arm-cores.def: Added core cortex-m0.
2115 * config/arm/arm-tune.md: Regenerated.
2116 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
2118 2009-06-26 DJ Delorie <dj@redhat.com>
2120 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
2122 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
2123 the scheduler doesn't tag jump insns.
2125 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
2127 * c-decl.c (merge_decls): Re-indent.
2129 2009-06-26 Janis Johnson <janis187@us.ibm.com>
2132 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
2133 Special-case decimal float constants.
2135 2009-06-26 Richard Henderson <rth@redhat.com>
2137 * function.h (struct function): Add cannot_be_copied_reason,
2138 and cannot_be_copied_set.
2139 * tree-inline.c (has_label_address_in_static_1): Rename from
2140 inline_forbidden_p_2; don't set inline_forbidden_reason here.
2141 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
2142 don't set inline_forbidden_reason.
2143 (copy_forbidden): New function, split out of inline_forbidden_p.
2144 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
2145 (inline_forbidden_p): Use copy_forbidden.
2146 (tree_versionable_function_p): Likewise.
2147 (inlinable_function_p): Merge into tree_inlinable_function_p.
2148 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
2149 * ipa-cp.c (ipcp_versionable_function_p): New function.
2150 (ipcp_cloning_candidate_p): Use it.
2151 (ipcp_node_modifiable_p): Likewise.
2153 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
2155 * builtins.c (expand_builtin_alloca): Handle builtin alloca
2156 that is marked not to be inlined. Remove flag_mudflap use.
2157 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
2158 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
2160 2009-06-26 Steve Ellcey <sje@cup.hp.com>
2163 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
2164 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
2166 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
2168 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
2170 (__mingwthr_remove_key_dtor): Likewise.
2172 2009-06-26 Richard Guenther <rguenther@suse.de>
2174 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
2176 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
2179 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
2180 try the non-cond_exec path also.
2182 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2185 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
2186 (output_cbranch): Use new functions.
2187 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
2190 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2191 Pat Haugen <pthaugen@us.ibm.com>
2192 Revital Eres <ERES@il.ibm.com>
2194 * config/rs6000/rs6000.c (print_operand): Correct lossage message
2195 for %c error. Add %x support to print VSX registers as a unified
2196 register set, instead of separate float and altivec registers.
2197 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
2198 %y case, and add support for VSX pre-modify addresses.
2199 (output_toc): Add assert for CONST containing an integer constant
2201 (rs6000_adjust_cost): Add POWER7 support.
2202 (insn_must_be_first_in_group): Ditto.
2203 (insn_must_be_last_in_group): Ditto.
2204 (rs6000_emit_popcount): Ditto.
2205 (rs6000_vector_mode_supported_p): Ditto.
2207 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
2208 Change some of the functions called by macros to being called
2209 through a pointer, so debug functions can be inserted if
2210 -mdebug=addr or -mdebug=cost.
2211 (rs6000_preferred_reload_class_ptr): Ditto.
2212 (rs6000_secondary_reload_class_ptr): Ditto.
2213 (rs6000_secondary_memory_needed_ptr): Ditto.
2214 (rs6000_cannot_change_mode_class_ptr): Ditto.
2215 (rs6000_secondary_reload_inner): Ditto.
2216 (rs6000_legitimize_reload_address): Ditto.
2217 (rs6000_legitimize_reload_address_ptr): Ditto.
2218 (rs6000_mode_dependent_address): Ditto.
2219 (rs6000_mode_dependent_address_ptr): Ditto.
2221 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
2222 function to return true if the mode allows reg + integer
2224 (virtual_stack_registers_memory_p): New function to return true if
2225 the address refers to a virtual stack register.
2226 (rs6000_legitimate_offset_address_p): Move code to say whether a
2227 mode supports reg+int addressing to reg_offset_addressing_ok_p and
2229 (rs6000_legitimate_address_p): Add checks for modes that only can
2230 do reg+reg addressing. Start adding VSX support.
2231 (rs6000_legitimize_reload_address): Ditto.
2232 (rs6000_legitimize_address): Ditto.
2233 (rs6000_debug_legitimate_address_p): New debug functions for
2234 -mdebug=addr and -mdebug=cost.
2235 (rs6000_debug_rtx_costs): Ditto.
2236 (rs6000_debug_address_costs): Ditto.
2237 (rs6000_debug_adjust_cost): Ditto.
2238 (rs6000_debug_legitimize_address): Ditto.
2239 (rs6000_legitimize_reload_address_ptr): Point to call normal
2240 function or debug function. Make functions called via pointer
2242 (rs6000_mode_dependent_address_ptr): Ditto.
2243 (rs6000_secondary_reload_class_ptr): Ditto.
2244 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2245 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2246 into a friendlier error.
2247 (rs6000_init_builtins): Add initial VSX support.
2248 (rs6000_adjust_cost): Fix some spacing issues.
2250 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2251 (REG_CLASS_NAMES): Ditto.
2252 (REG_CLASS_CONTENTS): Ditto.
2253 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2254 pointer, to add -mdebug=addr support.
2255 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2256 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2257 -mdebug=addr support.
2258 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2259 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2260 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2262 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2264 (bswapsi*): Set attribute types for load/store. Add combiner
2265 patterns to eliminate zero extend on 64-bit.
2266 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2267 stdbrx if the hardware supports those instructions.
2269 2009-06-25 Ian Lance Taylor <iant@google.com>
2271 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2272 (Link Options): Document -static-libstdc++.
2274 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2277 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2278 DATA_ALIGNMENT instead.
2280 2009-06-25 Richard Guenther <rguenther@suse.de>
2282 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2283 indirect references against the callused/escaped solutions.
2284 (call_may_clobber_ref_p_1): Likewise.
2286 2009-06-25 Martin Jambor <mjambor@suse.cz>
2288 PR tree-optimization/40493
2289 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2290 (enum unscalarized_data_handling): New type.
2291 (handle_unscalarized_data_in_subtree): Return what has been done.
2292 (load_assign_lhs_subreplacements): Handle left flushes differently.
2293 (sra_modify_assign): Use unscalarized_data_handling, simplified
2294 condition determining whether to remove the statement.
2296 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2298 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2299 excerpt - @ should be doubled for texinfo.
2301 2009-06-24 Ian Lance Taylor <iant@google.com>
2303 * config/arc/arc.c: Include "df.h".
2304 (arc_attribute_table): Make static. Move higher in file.
2305 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2306 (output_shift): Initialize n later to avoid warning.
2307 * config/arm/arm.c (arm_attribute_table): Make static. Move
2309 * config/avr/avr.c (avr_attribute_table): Make static. Move
2311 (reg_class_tab): Change array type from int to enum reg_class.
2312 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2314 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2315 (lshrhi3_out): Likewise.
2316 (class_likely_spilled_p): Change return type to bool.
2317 (avr_rtx_costs): Use local code variable with enum type.
2318 * config/avr/avr.md (movmemhi): Use add_reg_note.
2319 (andhi3, andsi3): Don't use AS2 with "and".
2320 (iorhi3, iorsi3): Don't use AS2 with "or".
2321 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2322 * config/crx/crx.c: Include "df.h".
2323 (crx_attribute_table): Make static.
2324 * config/m32r/m32r.c: Include "df.h".
2325 (m32r_attribute_table): Make static. Move higher in file.
2326 (pop): Use add_reg_note.
2327 (block_move_call): Change 0 to LCT_NORMAL in function call.
2328 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2329 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2330 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2331 declare, not just when TREE_CODE is defined.
2332 * config/m68hc11/m68hc11.c: Include "expr.h".
2333 (m68hc11_attribute_table): Make static. Move higher in file.
2334 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2336 (m68hc11_register_indirect_p): Likewise.
2337 (m68hc11_function_arg_padding): Change return type to enum
2339 (emit_move_after_reload): Use add_reg_note.
2340 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2341 (m68hc11_split_logical): Likewise.
2342 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2344 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2345 to VOIDmode in function call.
2346 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2348 (m68hc11_split_logical): Update declaration.
2349 (m68hc11_function_arg_padding): Update declaration.
2350 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2351 to array of enum reg_class.
2352 (mcore_attribute_table): Make static. Move higher in file.
2353 (mcore_rtx_costs): Add cast to enum type.
2354 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2355 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2356 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2358 * config/sh/predicates.md (trapping_target_operand): Rename and to
2360 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2362 * config/spu/spu.c (spu_attribute_table): Make static. Move
2364 * config/v850/v850.c (v850_attribute_table): Make static. Move
2366 (v850_rtx_costs): Use local code with enum type.
2367 (expand_epilogue): Add cast.
2368 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2370 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2373 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2374 -m2a-single-only and -m2a-nofpu.
2375 * config/sh/sh.opt: Document m2a generates FPU code.
2377 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2379 * defaults.h (CAN_ELIMINATE): Provide default.
2380 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2381 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2382 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2383 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2384 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2385 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2386 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2387 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2388 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2389 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2391 2009-06-24 DJ Delorie <dj@redhat.com>
2393 * mep-ext-cop.cpu: Fix copyright notice.
2394 * mep-default: Fix copyright notice.
2395 * mep-core: Fix copyright notice.
2396 * mep: Fix copyright notice.
2397 * mep-ivc2: Fix copyright notice.
2398 * mep-c5: Fix copyright notice.
2400 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2402 * doc/contrib.texi (Contributors):
2404 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2407 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2408 src and dst operands if necessary.
2410 2009-06-23 DJ Delorie <dj@redhat.com>
2413 * config.gcc: Add mep support.
2414 * recog.c: Resurrect validate_replace_rtx_subexp().
2415 * recog.h: Likewise.
2416 * config/mep/: Add new port:
2417 * config/mep/constraints.md: New file.
2418 * config/mep/default.h: New file.
2419 * config/mep/intrinsics.h: New file.
2420 * config/mep/intrinsics.md: New file.
2421 * config/mep/ivc2-template.h: New file.
2422 * config/mep/mep-c5.cpu: New file.
2423 * config/mep/mep-core.cpu: New file.
2424 * config/mep/mep-default.cpu: New file.
2425 * config/mep/mep-ext-cop.cpu: New file.
2426 * config/mep/mep-intrin.h: New file.
2427 * config/mep/mep-ivc2.cpu: New file.
2428 * config/mep/mep-lib1.asm: New file.
2429 * config/mep/mep-lib2.c: New file.
2430 * config/mep/mep-pragma.c: New file.
2431 * config/mep/mep-protos.h: New file.
2432 * config/mep/mep-tramp.c: New file.
2433 * config/mep/mep.c: New file.
2434 * config/mep/mep.cpu: New file.
2435 * config/mep/mep.h: New file.
2436 * config/mep/mep.md: New file.
2437 * config/mep/mep.opt: New file.
2438 * config/mep/predicates.md: New file.
2439 * config/mep/t-mep: New file.
2441 2009-06-23 Ian Lance Taylor <iant@google.com>
2443 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2444 from loose_warn into c_loose_warn and from strict_warn into
2445 c_strict_warn. Set and substitute warn_cxxflags. Check for
2446 --enable-build-with-cxx. Set and substitute
2447 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2448 * Makefile.in (CXXFLAGS): New variable.
2449 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2450 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2451 the default is the same as $(STRICT_WARN).
2452 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2453 (CXX): New variable.
2454 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2455 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2456 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2457 (HOST_LIBS): New variable.
2458 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2459 (ALL_CXXFLAGS): New variable.
2460 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2461 * doc/install.texi (Configuration): Document
2462 --enable-build-with-cxx, --with-stage1-ldflags,
2463 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2464 * configure: Rebuild.
2466 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2468 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2469 from previous commit.
2471 2009-06-23 Ian Lance Taylor <iant@google.com>
2473 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2475 2009-06-23 Ian Lance Taylor <iant@google.com>
2477 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2478 with ATTRIBUTE_UNUSED.
2480 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2481 Pat Haugen <pthaugen@us.ibm.com>
2482 Revital Eres <eres@il.ibm.com>
2484 * config.in (HAVE_AS_POPCNTD): Add default definition.
2485 (HAVE_AS_LWSYNC): Ditto.
2487 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2489 (gcc_cv_as_powerpc_cmpb): Ditto.
2490 (gcc_cv_as_powerpc_dfp): Ditto.
2491 (gcc_cv_as_powerpc_vsx): Ditto.
2492 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2493 supporting the popcntd/lwsync instructions.
2494 (gcc_cv_as_powerpc_lwsync): Ditto.
2495 * configure: Regenerate.
2497 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2498 -mcpu=native and -mcpu=power7.
2499 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2501 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2502 a variable instead of a mask to reduce the number of mask bits.
2503 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2504 (-mbit-word): Ditto.
2505 (-mregnames): Ditto.
2506 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2507 (-mfused-madd): Ditto.
2509 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2511 (-mvsx): New switch for VSX instructions.
2512 (-misel): Move from a variable to a mask to allow it to be set by
2515 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2516 function declaration to an array declaration.
2517 (rs6000_hard_regno_nregs): New external array declaration.
2519 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2520 files included by rs6000.md.
2522 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2523 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2525 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2527 (rs6000_debug_reg): New -mdebug= variables.
2528 (rs6000_debug_addr): Ditto.
2529 (rs6000_debug_cost): Ditto.
2530 (rs6000_pmode): New variable to hold Pmode.
2531 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2532 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2533 calculated at compiler start.
2534 (rs6000_hard_regno_nregs): Change function to an array which holds
2535 HARD_REGNO_NREGS calculated at compiler start.
2536 (rs6000_explicit_options): Delete isel field.
2537 (rs6000_vector_unit): New array to hold which vector unit
2538 supports arithmetic options for a given type.
2539 (rs6000_vector_mem): New array to hold which vector unit supports
2540 memory reference operations for a given type.
2541 (rs6000_vector_align): New array to given the alignment of each
2543 (power7_cost): New basic costs for power7.
2544 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2545 (rs6000_hard_regno_nregs_internal): New function, moved from
2546 HARD_REGNO_NREGS, to calculate the number of registers each hard
2547 register takes for each type.
2548 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2549 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2550 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2551 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2552 unit information here so it is calculated once at compiler startup
2554 (rs6000_override_options): Make -misel a target mask. Add more
2555 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2556 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2558 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2559 (rs6000_handle_option): Move -misel from variable to target mask.
2560 (rs6000_builtin_mask_for_load): Add VSX support.
2561 (rs6000_conditional_register_usage): Ditto.
2562 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2563 (function_arg_boundary): Ditto.
2564 (rs6000_expand_builtin): Ditto.
2565 (def_builtin): Make abort message a little friendlier.
2566 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2568 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2569 assembler support the popcntd instruction instead of a vsx
2570 instruction to enable power7 support.
2571 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2572 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2573 option to the assembler if -mcpu=native.
2574 (ASM_CPU_NATIVE_SPEC): Ditto.
2575 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2577 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2578 the lwsync instruction.
2579 (enum processor_type): Add PROCESSOR_POWER7.
2580 (rs6000_debug_reg): New -mdebug= options.
2581 (rs6000_debug_addr): Ditto.
2582 (rs6000_debug_cost): Ditto.
2583 (rs6000_isel): Delete.
2584 (enum rs6000_vector): New enum to say what vector unit we have.
2585 (VECTOR_UNIT_*): New macros to say which vector unit has
2586 arithmetic operations for a given type.
2587 (VECTOR_MEM_*): New macros to say which vector unit has memory
2588 operations for a given type.
2589 (TARGET_LDBRX): Whether the machine supports the ldbrx
2591 (TARGET_ISEL): Delete, -misel moved to be a mask.
2592 (TARGET_ISEL64): New macro for 64-bit isel support.
2593 (UNITS_PER_VSX_WORD): New macro.
2594 (POINTER_SIZE): Move to be an external variable, rather than
2595 calculating whether we are generating 32 ot 64-bit code.
2597 (STACK_BOUNDARY): Add VSX support.
2598 (LOCAL_ALIGNMENT): Ditto.
2599 (SLOW_UNALIGNED_ACCESS): Ditto.
2600 (VSX_REGNO_P): New macro for VSX support.
2601 (VFLOAT_REGNO_P): Ditto.
2602 (VINT_REGNO_P): Ditto.
2603 (VLOGICAL_REGNO_P): Ditto.
2604 (VSX_VECTOR_MODE): Ditto.
2605 (VSX_SCALAR_MODE): Ditto.
2607 (VSX_MOVE_MODE): Ditto.
2608 (VSX_REG_CLASS_P): Ditto.
2609 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2611 (UNITS_PER_SIMD_WORD): Add VSX support.
2612 (MODES_TIEABLE_P): Ditto.
2613 (STARTING_FRAME_OFFSET): Ditto.
2614 (STACK_DYNAMIC_OFFSET): Ditto.
2615 (EPILOGUE_USES): Ditto.
2616 (REGNO_REG_CLASS): Move to array lookup.
2617 (CLASS_MAX_NREGS): Ditto.
2618 (rs6000_vector_reg_class): Add declaration.
2619 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2620 overlap with the floating point and Altivec registers.
2622 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2624 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2625 give the appropriate asm switches if -mcpu=native.
2626 (host_detect_local_cpu): Add support for "asm".
2627 (host_detect_local_cpu): Follow GNU code guidelines for name.
2629 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2630 -mbit-word to a variable instead of being a target mask.
2632 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2633 emit the lwsync instruction instead of emitting the instruction as
2634 an integer constant.
2636 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2637 fixuns_trundfsi2, move expander into rs6000.md.
2639 * config/rs6000/rs6000.md (cpu): Add power7.
2640 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2641 (logical predicate patterns): Change the single instruction
2642 primitives that set CR0 to be fast_compare instead of compare.
2644 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2645 (popcntddi2): Ditto.
2646 (popcount<mode>): Ditto.
2647 (floating multiply/add insns): Name the floating point
2649 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2650 (isel_unsigned_<mode>): Ditto.
2651 (fixuns_trundfsi2): Move expander here from spe.md.
2652 (smindi3): Define if we have -misel on 64-bit systems.
2657 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2659 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2661 * config/avr/avr.c (avr_current_device): New variable.
2662 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2663 (avr_arch, mcu_type_s): Move to avr.h.
2664 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2665 default_data_section_start fields.
2666 (avr_arch): Moved from avr.c.
2667 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2668 library_name fields.
2669 (avr_current_device, avr_mcu_types, avr_arch_types,
2670 avr_device_to_arch, avr_device_to_data_start,
2671 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2672 (EXTRA_SPEC_FUNCTIONS): Define.
2673 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2674 options mapping. Use device_to_arch and device_to_data_start insted.
2675 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2676 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2677 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2678 * config/avr/driver-avr.c: New file.
2679 * config/avr/avr-devices.c: New file.
2681 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2683 * var-tracking.c (unshare_variable): Force initialized to
2684 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2685 (set_variable_part): Likewise.
2686 (struct variable_union_info): Remove pos_src field.
2687 (vui_vec, vui_allocated): New variables.
2688 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2689 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2690 == 1 use a simpler sorting algorithm. Compute pos field right
2691 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2692 Avoid quadratic comparison if !flag_var_tracking_uninit.
2693 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2694 unshare_variable unconditionally.
2695 (dataflow_set_different_2): Removed.
2696 (dataflow_set_different): Don't traverse second hash table.
2697 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2698 unconditionally to var_reg_set or var_mem_set.
2699 (emit_notes_in_bb): Likewise.
2700 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2702 (emit_note_insn_var_location): Don't set initialized to
2703 VAR_INIT_STATUS_INITIALIZED early.
2704 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2706 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2708 * tree-object-size.c (addr_object_size): Instead of checking
2709 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2710 are no FIELD_DECLs following it.
2712 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2714 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2715 order to match bswaps with signed source operands.
2717 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2719 * sdbout.c (sdbout_one_type): Fix braces in switch.
2721 2009-06-23 Richard Guenther <rguenther@suse.de>
2723 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2725 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2726 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2727 var_callused, callused_tree, var_storedanything, storedanything_tree,
2728 var_integer, integer_tree): Remove global variables.
2729 (new_var_info): Do not pass new id, append the new var to the
2730 global variable vector.
2731 (do_ds_constraint): Use is_global_var member of the variable-info.
2732 (new_scalar_tmp_constraint_exp): Adjust.
2733 (create_function_info_for): Likewise.
2734 (create_variable_info_for): Likewise.
2735 (find_what_var_points_to): Remove dead code.
2736 (init_base_vars): Simplify.
2737 (compute_points_to_sets): Adjust.
2739 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2741 * combine.c (try_combine): Dump information about the insns we're
2744 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2746 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2747 check when calling force_to_mode on TRUNCATE's operand.
2749 2009-06-22 Ian Lance Taylor <iant@google.com>
2751 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2753 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2755 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2757 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2759 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2760 override library linkage flags such as -static-libgcc or
2763 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2765 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2767 2009-06-22 Ian Lance Taylor <iant@google.com>
2769 * config/linux.opt: Put mglibc ahead of muclibc.
2771 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2772 for duplicate decls.
2774 2009-06-22 Matthias Klose <doko@ubuntu.com>
2776 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2778 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2781 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2782 instead of NULL if a parser error occurs.
2784 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2786 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2787 non-DWARF2_DEBUGGING_INFO version.
2789 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2791 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2792 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2794 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2795 (LIBGCC2_TF_CEXT): Define.
2798 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2801 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2803 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2805 * config/arm/arm.c (arm_override_options): Disable
2806 -mcaller-super-interworking and -mcallee-super-interworking.
2807 * doc/invoke.texi (ARM Options): Document this.
2809 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2811 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2812 * config/arm/constraints.md (j): New constraint for movw operands.
2813 (N): Remove thumb2 meaning.
2814 * config/arm/arm.md (*arm_movw): Delete.
2815 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2816 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2817 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2819 2009-06-22 Martin Jambor <mjambor@suse.cz>
2821 PR tree-optimization/40492
2822 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2823 build_ref_for_offset.
2825 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2827 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2828 JUMP_TABLE_DATA_P predicates where applicable.
2829 * auto-inc-dec.c: Ditto.
2830 * builtins.c: Ditto.
2831 * caller-save.c: Ditto.
2833 * cfgcleanup.c: Ditto.
2834 * cfglayout.c: Ditto.
2837 * combine-stack-adj.c: Ditto.
2843 * dwarf2asm.c: Ditto.
2844 * dwarf2out.c: Ditto.
2845 * emit-rtl.c: Ditto.
2851 * function.c: Ditto.
2854 * genpreds.c: Ditto.
2855 * genrecog.c: Ditto.
2857 * ira-costs.c: Ditto.
2858 * ira-lives.c: Ditto.
2861 * lower-subreg.c: Ditto.
2862 * modulo-sched.c: Ditto.
2864 * postreload.c: Ditto.
2865 * print-rtl.c: Ditto.
2874 * sched-vis.c: Ditto.
2876 * sel-sched-ir.c: Ditto.
2877 * simplify-rtx.c: Ditto.
2878 * targhooks.c: Ditto.
2879 * var-tracking.c: Ditto.
2880 * vmsdbgout.c: Ditto.
2882 2009-06-22 Matthias Klose <doko@ubuntu.com>
2884 * Makefile.in (install-plugin): Always use DESTDIR.
2886 2009-06-22 Olivier Hainque <hainque@adacore.com>
2888 * config/pa/pa.c (output_call): Don't optimize post call jumps
2889 into return address adjustments if the call may throw.
2891 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2893 * arm.c (thumb1_output_casesi): New function.
2894 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2895 optimizing for size or PIC.
2896 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2897 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
2898 (casesi): Handle Thumb-1 when optimizing for size or PIC.
2899 (thumb1_casesi_internal_pic): New expand rule.
2900 (thumb1_casesi_dispatch): New pattern.
2901 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
2903 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
2904 in the text seciton when PIC or optimizing for size.
2905 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2906 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
2907 preservation properties of code.
2908 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
2909 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
2910 (__gnu_thumb1_case_si): New function.
2911 * t-arm (LIB1ASMSRC): Define here.
2912 (LIB1ASMFUNCS): Add some common functions.
2913 * t-arm-elf (LIB1ASMSRC): Delete.
2914 (LIB1ASMFUNCS): Append to existing set.
2915 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2916 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2917 * t-symbian (LIB1ASMFUNCS): Likewise.
2918 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2919 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2921 2009-06-21 Richard Guenther <rguenther@suse.de>
2923 PR tree-optimization/38729
2924 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
2925 to loops with a single exit if -fno-expensive-optimizations.
2927 2009-06-21 Jakub Jelinek <jakub@redhat.com>
2929 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
2930 (dataflow_set): Change vars type from htab_t to shared_hash.
2931 (shared_hash_pool, empty_shared_hash): New variables.
2932 (vars_clear): Removed.
2933 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
2934 shared_hash_find_slot_unshare, shared_hash_find_slot,
2935 shared_hash_find_slot_noinsert, shared_hash_find): New
2937 (shared_hash_unshare, shared_hash_destroy): New functions.
2938 (unshare_variable): Unshare set->vars if shared, use
2940 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
2941 (get_init_value, find_src_set_src, dump_dataflow_set,
2942 clobber_variable_part, emit_notes_for_differences): Use
2944 (dataflow_set_init): Remove second argument, set vars to
2945 empty_shared_hash instead of creating a new htab.
2946 (dataflow_set_clear): Call shared_hash_destroy and set vars
2947 to empty_shared_hash instead of calling vars_clear.
2948 (dataflow_set_copy): Don't call vars_copy, instead just share
2949 the src htab with dst.
2950 (variable_union): Use shared_hash_*, use initially NO_INSERT
2951 lookup if set->vars is shared. Don't keep slot cleared before
2952 calling unshare_variable. Unshare set->vars if needed.
2953 Even ->refcount == 1 vars must be unshared if set->vars is shared
2954 and var needs to be modified.
2955 (variable_canonicalize): New function.
2956 (dataflow_set_union): If dst->vars is empty, just share src->vars
2957 with dst->vars and traverse with variable_canonicalize to canonicalize
2958 and unshare what is needed.
2959 (dataflow_set_different): If old_set and new_set use the same shared
2960 htab, they aren't different. If number of htab elements is different,
2961 htabs are different. Use shared_hash_*.
2962 (dataflow_set_destroy): Call shared_hash_destroy instead of
2964 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
2965 second argument to dataflow_set_init.
2966 (vt_initialize): Likewise. Initialize shared_hash_pool and
2967 empty_shared_hash, move bb in/out initialization afterwards.
2968 Use variable_htab_free instead of NULL as changed_variables del hook.
2969 (variable_was_changed): Change type of second argument to pointer to
2970 dataflow_set. When inserting var into changed_variables, bump
2971 refcount. Unshare set->vars if set is shared htab and slot needs to
2973 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
2974 lookup if set->vars is shared. Unshare set->vars if needed.
2975 Even ->refcount == 1 vars must be unshared if set->vars is shared
2976 and var needs to be modified. Adjust variable_was_changed caller.
2977 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
2978 vars must be unshared if set->vars is shared and var needs to be
2979 modified. Adjust variable_was_changed caller.
2980 (emit_note_insn_var_location): Don't pool_free var.
2981 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
2983 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
2984 free_alloc_pool on shared_hash_pool.
2986 2009-06-20 Anthony Green <green@moxielogic.com>
2988 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
2989 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
2991 2009-06-20 Richard Guenther <rguenther@suse.de>
2993 * tree-ssa-structalias.c (find_func_aliases): For memset use
2994 a constraint from NULL if we memset to zero.
2995 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
2996 we explicitly handle that do not read from memory.
2997 (call_may_clobber_ref_p_1): Properly handle builtins that may
3000 2009-06-20 Richard Guenther <rguenther@suse.de>
3002 PR tree-optimization/40495
3003 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3004 (new_scalar_tmp_constraint_exp): New function.
3005 (process_constraint): Do not create temporary decls.
3006 (process_all_all_constraints): Likewise.
3007 (handle_const_call): Likewise.
3008 (create_function_info_for): Do not set decl.
3010 2009-06-19 Ian Lance Taylor <iant@google.com>
3012 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
3013 (rs6000_attribute_table): Make static; move before use.
3015 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
3017 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
3018 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3019 Propagate the TREE_READONLY flag without overwriting it.
3020 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3021 Propagate the TREE_READONLY flag onto the result.
3022 (process_call_operands): Move around. Use correct constant value.
3024 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3027 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3028 * config/arm/arm.md: Likewise.
3030 2009-06-19 Ian Lance Taylor <iant@google.com>
3032 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3033 to GIMPLE_ERROR_MARK.
3035 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3036 op2_original_type parameters. Warn about using different enum types.
3037 * c-parser.c (c_parser_conditional_expression): Pass original
3038 types to build_conditional_expr.
3039 * c-tree.h (build_conditional_expr): Update declaration.
3041 2009-06-19 Ian Lance Taylor <iant@google.com>
3043 * config/i386/i386.c (ix86_function_specific_save): Test that
3044 fields match values, rather than testing the values are in a
3047 2009-06-19 Richard Guenther <rguenther@suse.de>
3049 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3051 (ptr_derefs_may_alias_p): Likewise.
3052 (ptr_deref_may_alias_ref_p_1): New function.
3053 (ptr_deref_may_alias_ref_p): Likewise.
3054 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3055 covered by looking at the ESCAPED solution.
3056 (call_may_clobber_ref_p_1): Likewise.
3057 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3058 Handle NULL_TREE offset. Do not produce redundant constraints.
3059 (process_all_all_constraints): New helper function.
3060 (do_structure_copy): Use it.
3061 (handle_lhs_call): Likewise.
3062 (find_func_aliases): Handle some builtins with pointer arguments
3063 and/or return values explicitly.
3065 2009-06-19 Ian Lance Taylor <iant@google.com>
3067 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3069 2009-06-19 Ian Lance Taylor <iant@google.com>
3071 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3073 2009-06-19 Ian Lance Taylor <iant@google.com>
3075 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
3076 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
3079 * c-decl.c (finish_decl): If -Wc++-compat, warn about
3080 uninitialized const.
3082 2009-06-19 Ian Lance Taylor <iant@google.com>
3084 * dse.c (struct store_info): Rename bitmap field to bmap. Change
3087 * c-decl.c (in_struct, struct_types): Remove.
3088 (struct c_binding): Add in_struct field.
3089 (c_binding_ptr): Define type, along with VEC.
3090 (struct c_struct_parse_info): Define.
3091 (struct_parse_info): New static variable.
3092 (bind): Initialize in_struct field.
3093 (start_struct): Remove enclosing_in_struct and
3094 enclosing_struct_types parameters. Add
3095 enclosing_struct_parse_info parameter. Change all callers. Set
3096 struct_parse_info rather than in_struct and struct_types.
3097 (grokfield): If -Wc++-compat and there is a symbol binding for the
3098 field name, set the in_struct flag and push it on the
3099 struct_parse_info->fields vector.
3100 (warn_cxx_compat_finish_struct): New static function.
3101 (finish_struct): Remove enclosing_in_struct and
3102 enclosing_struct_types parameters. Add
3103 enclosing_struct_parse_info parameter. Change all callers. Don't
3104 set C_TYPE_DEFINED_IN_STRUCT here. Call
3105 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
3106 parameter. Only push on struct_types if warn_cxx_compat.
3107 (finish_enum): Only push on struct_types if warn_cxx_compat.
3108 (declspecs_add_type): Add loc parameter. Change all callers.
3109 Change all error calls to error_at. Pass loc, not input_location,
3110 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
3111 defined in a struct. If -Wc++-compat and parsing a struct, record
3112 that a typedef name was used.
3113 * c-parser.c (c_parser_declspecs): Get location to pass to
3115 (c_parser_struct_or_union_specifier): Update calls to start_struct
3117 * c-tree.h (struct c_struct_parse_info): Declare.
3118 (finish_struct, start_struct): Update declarations.
3119 (declspecs_add_type): Update declaration.
3121 2009-06-19 Ian Lance Taylor <iant@google.com>
3123 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
3124 variable with an anonymous type.
3126 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3128 * see.c: Remove for real.
3130 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3132 * optabs.h (enum optab_index): Add new OTI_significand.
3133 (significand_optab): Define corresponding macro.
3134 * optabs.c (init_optabs): Initialize significand_optab.
3135 * genopinit.c (optabs): Implement significand_optab using
3136 significand?f2 patterns.
3137 * builtins.c (expand_builtin_mathfn): Handle
3138 BUILT_IN_SIGNIFICAND{,F,L}.
3139 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
3140 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
3142 * config/i386/i386.md (significandxf2, significand<mode>2): New
3143 expanders to implement significandf, significand and significandl
3144 built-ins as inline x87 intrinsics.
3146 2009-06-18 Anatoly Sokolov <aesok@post.ru>
3148 * config/avr/avr.c (avr_override_options): Remove setting value of
3149 PARAM_INLINE_CALL_COST.
3151 2009-06-18 Richard Henderson <rth@redhat.com>
3154 * tree-pass.h (TDF_ASMNAME): New.
3155 * tree-dump.c (dump_options): Add asmname.
3156 * doc/invoke.texi: Document it.
3158 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
3159 (dump_decl_name): ...here.
3160 (dump_function_name): New flags arg; mind TDF_ASMNAME.
3161 (dump_generic_node): Update dump_function_name calls.
3162 (print_call_name): New flags arg; update all dump calls.
3163 * diagnostic.h (print_call_name): Update.
3164 * gimple-pretty-print.c (dump_gimple_call): Update.
3166 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
3169 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
3171 2009-06-18 Diego Novillo <dnovillo@google.com>
3173 * doc/plugins.texi: Document plugin_is_GPL_compatible.
3174 * plugin.c (str_license): Declare.
3175 (try_init_one_plugin): Assert that the symbol
3176 'plugin_is_GPL_compatible' exists.
3178 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
3181 * Makefile.in (OBJS-common): Remove see.o.
3183 * common.opt (fsee): Mark as preserved for backward compatibility.
3184 * opts.c (common_handle_option): Add OPT_fsee to the backward
3185 compatibility section.
3186 * passes.c (init_optimization_passes, pass_see): Remove pass.
3187 * timevar.def (TV_SEE): Remove.
3188 * tree-pass.h (pass_see): Remove declaration.
3189 * doc/invoke.texi (-fsee): Remove documentation.
3191 2009-06-18 Martin Jambor <mjambor@suse.cz>
3193 * tree-sra.c: Include statistics.h
3194 (sra_stats): New variable.
3195 (sra_initialize): Clear sra_stats.
3196 (create_access_replacement): Increment sra_stats.replacements.
3197 (get_access_replacement): Do not return twice.
3198 (analyze_all_variable_accesses): Increment statistics counter by the
3199 number of scalarized aggregates.
3200 (generate_subtree_copies): Increment sra_stats.subtree_copies.
3201 (sra_modify_expr): Increment sra_stats.exprs.
3202 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
3203 (sra_modify_assign): Increment sra_stats.exprs,
3204 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
3205 (perform_intra_sra): Update statistics counters.
3206 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
3208 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3210 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
3211 (arm_scalar_mode_supported_p): New function.
3213 2009-06-18 Paul Brook <paul@codesourcery.com>
3214 Sandra Loosemore <sandra@codesourcery.com>
3216 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
3217 (__extendhfsf2, __truncsfhf2): Define.
3218 * config/arm/fp16.c: New file.
3219 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3220 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3222 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3224 * doc/extend.texi (Half-Precision): New section.
3225 * doc/invoke.texi (Option Summary): List -mfp16-format.
3226 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
3227 * config/arm/arm.opt (mfp16-format=): New.
3228 * config/arm/arm.c: Include intl.h.
3229 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
3230 (TARGET_INVALID_RETURN_TYPE): Redefine.
3231 (TARGET_PROMOTED_TYPE): Redefine.
3232 (TARGET_CONVERT_TO_TYPE): Redefine.
3233 (arm_fp16_format): Define.
3234 (all_fpus): Add entry for neon-fp16.
3235 (fp_model_for_fpu): Likewise.
3236 (struct fp16_format): Declare.
3237 (all_fp16_formats): Define.
3238 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
3240 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
3242 (arm_legitimate_index_p): Treat HFmode like HImode.
3243 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3244 (coproc_secondary_reload_class): Special-case HFmode.
3245 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3246 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3247 (arm_init_fp16_builtins): New.
3248 (arm_init_builtins): Call it.
3249 (arm_invalid_parameter_type): New.
3250 (arm_invalid_return_type): New.
3251 (arm_promoted_type): New.
3252 (arm_convert_to_type).
3253 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3255 (arm_emit_fp16_const): New function.
3256 (arm_mangle_type): Mangle __fp16 as "Dh".
3257 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3259 (TARGET_NEON_FP16): New.
3260 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3261 (enum fputype): Add FPUTYPE_NEON_FP16.
3262 (enum arm_fp16_format_type): Declare.
3263 (arm_fp16_format): Declare.
3264 (LARGEST_EXPONENT_IS_NORMAL): Define.
3265 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3266 * config/arm/arm-modes.def (HFmode): Define.
3267 * config/arm/vfp.md: (*movhf_vfp): New.
3270 * config/arm/arm.md: (fpu): Add neon_fp16.
3271 (floatsihf2, floatdihf2): New.
3272 (fix_trunchfsi2, fix_trunchfdi2): New.
3276 (*arm32_movhf): New.
3277 (*thumb1_movhf): New.
3278 (consttable_2): Add check for HFmode constants.
3279 (consttable_4): Handle HFmode constants.
3281 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3283 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3285 2009-06-17 Olivier Hainque <hainque@adacore.com>
3287 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3288 const char ** conversion in AIX specific section.
3290 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3292 * config/i386/i386.c (ix86_special_builtin_type): Remove
3293 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3294 (bdesc_special_args): Updated.
3295 (ix86_init_mmx_sse_builtins): Likewise.
3296 (ix86_expand_special_args_builtin): Likewise.
3298 2009-06-17 Richard Henderson <rth@redhat.com>
3300 * tree-pretty-print.c (maybe_dump_asm_name): New.
3301 (dump_decl_name): Use it.
3302 (PRINT_FUNCTION_NAME): Merge into...
3303 (dump_function_name): ... here. Use maybe_dump_asm_name.
3305 2009-06-17 Cary Coutant <ccoutant@google.com>
3307 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3309 * debug.c (struct gcc_debug_hooks): Change placeholder for
3311 (debug_nothing_int_charstar_int): Replaced by...
3312 (debug_nothing_int_charstar_int_bool): ...this.
3313 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3314 source_line prototype.
3315 (debug_nothing_int_charstar_int): Replaced by...
3316 (debug_nothing_int_charstar_int_bool): ...this.
3317 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3318 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3319 Output is_stmt operand when necessary.
3320 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3321 (notice_source_line): Add is_stmt parameter.
3322 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3323 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3325 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3326 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3328 2009-06-17 Ian Lance Taylor <iant@google.com>
3330 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3332 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3335 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3337 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3338 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3339 tree_strip_sign_nop_conversions and
3340 tree_ssa_strip_useless_type_conversions rather than stripping
3341 the operations here.
3342 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3344 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3345 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3346 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3347 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3350 2009-06-17 Michael Eager <eager@eagercon.com>
3352 * config/rs6000/constraints.md (register_constraint "d"): New.
3353 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3354 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3355 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3356 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3357 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3358 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3359 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3360 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3361 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3362 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3364 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3365 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3366 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3367 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3368 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3369 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3370 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3371 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3372 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3373 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3374 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3375 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3376 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3377 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3379 2009-06-16 Ian Lance Taylor <iant@google.com>
3381 * profile.c (total_num_never_executed): Don't define.
3382 (compute_branch_probabilities): Don't count or print
3384 (init_branch_prob): Don't set total_num_never_executed.
3385 (end_branch_prob): Don't print total_num_never_executed.
3387 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3389 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3391 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3393 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3394 (nabstd2_fpr): Same.
3396 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3398 * expr.c (expand_assignment): Change complex type check.
3400 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3402 * doc/plugins.texi (Building GCC plugins): Added new section.
3404 2009-06-17 Ian Lance Taylor <iant@google.com>
3406 * c-pch.c (get_ident): Don't set size of templ array.
3407 (pch_init): Don't set size of partial_pch array.
3409 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3410 string constant to intialize an array whose size is the length of
3413 2009-06-17 Richard Guenther <rguenther@suse.de>
3415 PR tree-optimization/40389
3416 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3417 to addressable types.
3418 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3420 2009-06-17 Richard Guenther <rguenther@suse.de>
3423 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3424 if there is no evolution of left in the loop bail out.
3425 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3426 chrec_fold_multiply.
3428 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3429 Janis Johnson <janis187@us.ibm.com>
3432 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3433 for the symbol ref of a constant that is the source of a move
3434 - nor for any other not-obvious-label-ref constants.
3436 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3438 * plugin.c (position_pass): Skip newly inserted pass during list
3439 traversal to avoid repeated insertion.
3441 2009-06-16 Ian Lance Taylor <iant@google.com>
3443 * vec.h (VEC_stack_alloc): Define different version if
3444 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3445 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3446 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3447 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3449 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3451 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3453 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3454 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3455 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3456 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3457 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3458 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3459 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3460 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3461 __builtin_ia32_rdtscp.
3462 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3463 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3464 and __builtin_ia32_rorhi.
3465 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3466 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3467 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3468 (ix86_expand_args_builtin): Likewise.
3469 (ix86_expand_special_args_builtin): Likewise.
3471 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3472 (UNSPECV_RDTSC): Likewise.
3473 (UNSPECV_RDPMC): Likewise.
3474 (*bsr): Renamed to ...
3476 (*bsr_rex64): Renamed to ...
3480 (*rdpmc_rex64): Likewise.
3483 (*rdtsc_rex64): Likewise.
3485 (*rdtscp): Likewise.
3486 (*rdtscp_rex64): Likewise.
3488 * config/i386/ia32intrin.h: New.
3490 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3492 2009-06-16 Ian Lance Taylor <iant@google.com>
3494 * ira-build.c (copy_info_to_removed_store_destinations):
3495 Initialize parent_a.
3497 2009-06-16 Ian Lance Taylor <iant@google.com>
3499 * c-decl.c (grokdeclarator): Change size_varies to bool.
3501 2009-06-16 Ian Lance Taylor <iant@google.com>
3503 * sel-sched.c: Make forward declarations of move_op_hooks and
3504 fur_hooks explicitly extern.
3506 2009-06-16 Ian Lance Taylor <iant@google.com>
3508 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3509 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3511 2009-06-16 Ian Lance Taylor <iant@google.com>
3513 * resource.c (mark_referenced_resources): Change
3514 include_delayed_effects parameter to bool. Change all callers.
3515 (mark_end_of_function_resources): Likewise.
3516 * reorg.c (insn_references_resource_p): Likewise.
3517 (insn_sets_resource_p): Likewise.
3518 * resource.h (mark_referenced_resources): Update declaration.
3519 (mark_end_of_function_resources): Update declaration.
3521 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3523 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3525 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3527 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3528 GCC can bootstrap on AIX with GNU Binutils 2.20.
3530 2009-06-16 Ian Lance Taylor <iant@google.com>
3532 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3534 2009-06-16 Ian Lance Taylor <iant@google.com>
3536 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3537 inline, not extern inline.
3538 (exact_log2): Likewise.
3539 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3541 (exact_log2): Likewise, but don't test CTZ_HWI.
3543 2009-06-16 Ian Lance Taylor <iant@google.com>
3545 * bitmap.c (bitmap_clear): Don't declare as inline.
3546 * gimple.c (gimplify_assign): Likewise.
3547 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3548 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3549 (sched_scan_info): Remove duplicate definition.
3551 2009-06-16 Ian Lance Taylor <iant@google.com>
3553 * c-common.c (skip_evaluation): Don't define.
3554 (c_inhibit_evaluation_warnings): Define global variable.
3555 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3556 than skip_evaluation.
3557 (convert_and_check, warn_for_div_by_zero): Likewise.
3558 * c-common.h (skip_evaluation): Don't declare.
3559 (c_inhibit_evaluation_warnings): Declare.
3560 * c-parser.c (c_parser_typeof_specifier): Set
3561 c_inhibit_evaluation_warnings rather than skip_evaluation.
3562 (c_parser_conditional_expression): Likewise.
3563 (c_parser_binary_expression): Likewise.
3564 (c_parser_sizeof_expression): Likewise.
3565 (c_parser_alignof_expression): Likewise.
3566 * c-typeck.c (build_indirect_ref): Check
3567 c_inhibit_evaluation_warnings rather than skip_evaluation.
3568 (build_conditional_expr, build_binary_op): Likewise.
3570 2009-06-16 Richard Guenther <rguenther@suse.de>
3572 * tree-ssa-alias.c (is_escape_site): Remove.
3573 * tree-ssa-alias.h (enum escape_type): Remove.
3574 (is_escape_site): Likewise.
3575 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3576 via casts and asms without deferring to is_escape_site.
3578 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3581 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3582 use gen_lowpart if op0 has complex mode.
3584 2009-06-16 Richard Guenther <rguenther@suse.de>
3586 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3587 variables add them to ESCAPED.
3588 (find_func_aliases): Do not make all indirectly stored values escaped.
3590 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3592 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3595 2009-06-16 Martin Jambor <mjambor@suse.cz>
3597 PR tree-optimization/40432
3598 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3599 check whether we need to force gimple register operand.
3601 2009-06-16 Martin Jambor <mjambor@suse.cz>
3603 PR tree-optimization/40413
3604 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3605 build_ref_for_offset.
3606 (propagate_subacesses_accross_link): Fix a typo in a comment.
3608 2009-06-16 Ira Rosen <irar@il.ibm.com>
3610 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3611 with additional parameter.
3612 * tree-vectorizer.h (enum vect_def_type): Add new value
3614 (enum vect_relevant): Add comments.
3615 (vect_is_simple_reduction): Add new argument.
3616 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3617 Detect nested cycles.
3618 (vect_is_simple_reduction): Update documentation, add an argument to
3619 distinguish inner-loop reduction from nested cycle, detect nested
3620 cycles, fix printings and indentation, don't swap operands in case
3622 (get_initial_def_for_reduction): Handle subtraction.
3623 (vect_create_epilog_for_reduction): Add new argument to specify
3625 (vect_finalize_reduction): Handle subtraction, fix comments.
3626 (vectorizable_reduction): Handle nested cycles. In case of nested
3627 cycle keep track of the reduction variable position. Call
3628 vect_is_simple_reduction with additional parameter. Use original
3629 statement code in reduction epilogue for nested cycle. Call
3630 vect_create_epilog_for_reduction with additional parameter.
3631 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3632 inner-loop vectorization.
3633 (vect_recog_widen_sum_pattern): Likewise.
3634 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3636 (vect_mark_stmts_to_be_vectorized): Likewise.
3637 (vect_get_vec_def_for_operand): Handle nested cycles.
3639 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3641 * doc/invoke.texi (Debugging Options): Fix option index entries
3642 for -fdump-statistics, -frandom-seed add entries for
3643 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3644 (FRV Options): Fix entries for -mTLS, -mtls.
3645 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3646 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3647 (M68hc1x Options): Fix @itemx for -mnominmax.
3648 (MCore Options): Fix entry for -mno-lsim.
3649 (MMIX Options): Fix entry for -mabi=mmixware.
3650 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3652 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3654 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3655 Mention the plugin mode of gengtype.
3656 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3657 * gengtype.c: Updated copyright.
3658 (plugin_files, nb_plugin_files) Added new static variables.
3659 (measure_input_list) Care about plugin_files.
3660 (write_rtx_next): Added early return in plugin mode.
3661 (create_file): Updated copyright year in generated file. Added
3663 (oprintf): Added early return if NULL outf.
3664 (get_output_file_with_visibility): Care of plugin_files.
3665 (get_output_file_name): May return null.
3666 (write_local): Added early return.
3667 (put_mangled_filename): Ditto.
3668 (finish_root_table): Added check for base_files.
3669 (write_roots): Care about null when plugins.
3670 (main): Added plugin mode.
3672 2009-06-15 Ian Lance Taylor <iant@google.com>
3674 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3675 * gcov.c (read_count_file): Add braces around variables declared
3678 * c.opt (Wjump-misses-init): New warning.
3679 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3680 -Wall and -Wc++-compat if not already set.
3681 (c_common_post_options): Clear warn_jump_misses_init if it was not
3683 * c-decl.c (struct c_binding): Change type field to a union with
3684 new label field. Make it the first field in the struct. Update
3685 references to type to use u.type instead.
3686 (struct c_spot_bindings): Define.
3687 (struct c_goto_bindings): Define.
3688 (c_goto_bindings_p): Define, along with VECs.
3689 (struct c_label_vars): Define.
3690 (struct c_scope): Add has_label_bindings field.
3691 (bind_label, set_spot_bindings): New static functions.
3692 (decl_jump_unsafe, update_spot_bindings): New static functions.
3693 (update_label_decls): New static function.
3694 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3695 Update binding u.label field to shadowed field.
3696 (c_binding_start_stmt_expr): New function.
3697 (c_binding_end_stmt_expr): New function.
3698 (pushdecl): Don't call c_begin_vm_scope.
3699 (make_label): Add defining and p_label_vars parameters. Change
3701 (lookup_label): Correct test for whether a label has not yet been
3702 defined. Call bind_label rather than bind.
3703 (warn_about_goto): New static function.
3704 (lookup_label_for_goto): New function.
3705 (declare_label): Call bind_label rather than bind.
3706 (check_earlier_gotos): New static function.
3707 (define_label): Don't give errors about jumping into statement
3708 expressions or scopes of variably modified types. Call
3709 set_spot_bindings and check_earlier_gotos. Call bind_label
3710 instead of bind. Don't set label_context_stack_se or
3711 label_context_stack_vm.
3712 (c_get_switch_bindings): New function.
3713 (c_release_switch_bindings): New function.
3714 (c_check_switch_jump_warnings): New function.
3715 (start_function): Don't set label_context_stack_se or
3716 label_context_stack_vm.
3717 (finish_function): Likewise.
3718 * c-typeck.c (label_context_stack_se): Don't define.
3719 (label_context_stack_vm): Don't define.
3720 (c_finish_goto_label): Call lookup_label_for_goto rather than
3721 lookup_label. Don't give errors about jumping into a statement
3722 expression or the scope of a variably modified type. Don't set
3723 label_context_stack_se or label_context_stack_vm.
3724 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3725 fields. Add bindings field.
3726 (c_start_case): Don't set deleted fields. Set bindings field.
3727 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3728 or blocked_vm. Call c_check_switch_jump_warnings.
3729 (c_finish_case): Don't test blocked_stmt_expr field. Call
3730 c_release_switch_bindings.
3731 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3732 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3733 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3734 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3735 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3736 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3737 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3738 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3739 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3740 (C_DECL_UNJUMPABLE_VM): Don't define.
3741 (C_DECL_UNDEFINABLE_VM): Don't define.
3742 (struct c_label_list): Don't define.
3743 (struct c_label_context_se): Don't define.
3744 (struct c_label_context_vm): Don't define.
3745 (struct c_spot_bindings): Declare.
3746 (c_bindings_start_stmt_expr): Declare.
3747 (c_bindings_end_stmt_expr): Declare.
3748 (lookup_label_for_goto): Declare.
3749 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3750 (c_check_switch_jump_warnings): Declare.
3751 (label_context_stack_se, label_context_stack_vm): Don't declare.
3752 (c_finish_goto_label): Update declaration.
3753 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3754 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3755 (Warning Options): Document -Wjump-misses-init.
3757 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3759 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3762 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3764 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3766 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3768 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3770 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3772 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3774 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3776 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3777 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3778 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3779 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3780 * dwarf2asm.c (dw2_force_const_mem): Update call to
3782 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3783 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3784 * langhooks.c (lhd_comdat_group): Remove.
3785 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3786 * tree.h (DECL_COMDAT_GROUP): New.
3787 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3788 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3789 (make_decl_one_only): Change signature.
3790 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3792 (make_decl_one_only): Change signature.
3793 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3795 2009-06-15 Richard Guenther <rguenther@suse.de>
3798 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3800 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3802 * tree-ssa-math-opts.c: Remove extra divide.
3804 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3806 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3808 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3810 * passes.c: Add bswap pass.
3811 * tree-pass.h: Add pass_optimize_bswap declaration.
3812 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3813 Include rtl.h, expr.h and optabs.h for optab_handler check.
3814 (struct symbolic_number, pass_optimize_bswap): New definition.
3815 (do_shift_rotate, verify_symbolic_number_p): New functions.
3816 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3817 (gate_optimize_bswap): New function.
3818 * tree.c (widest_int_cst_value): New function.
3819 * tree.h (widest_int_cst_value): Prototype added.
3821 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3823 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3824 REG_EQUAL/REG_EQUIV notes.
3826 2009-06-14 Richard Guenther <rguenther@suse.de>
3829 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3830 has its address taken if NRV was applied and it is addressable.
3831 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3832 function split out from ...
3833 (get_constraint_for_1): ... here.
3834 (handle_rhs_call): Use it to mark the return slot escaped if
3835 it is addressable and NRV was applied.
3837 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3839 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3840 Change first argument type to location_t.
3841 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3842 Do not set input_location.
3843 Use loc instead of input_location throughout.
3845 2009-06-13 Richard Guenther <rguenther@suse.de>
3847 PR tree-optimization/40421
3848 * tree-predcom.c (should_unroll_loop_p): Remove.
3849 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3851 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3853 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3854 Add location argument.
3856 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3858 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3860 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3861 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3862 * config/spu/spu-protos.h: Add location to
3863 spu_resolve_overloaded_builtin.
3864 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3865 spu_build_builtin_va_list.
3866 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3867 argument. Pass location to build_function_call_vec.
3868 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3870 (emit_fpu_switch): Same.
3871 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3872 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3873 to build_decl and create_artificial_label.
3874 (xtensa_gimplify_va_arg_expr): Same.
3875 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3876 (xstormy16_gimplify_va_arg_expr): Same.
3877 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3878 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3879 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3880 (mips16_build_function_stub): Same.
3881 (mips16_build_call_stub): Same.
3883 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3886 * arm/constraints.md (Pa, Pb): New constraints.
3887 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3888 split pattern to deal with them.
3890 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3892 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3893 fix index entry for -Xpreprocessor.
3895 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3897 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3898 Add location argument to build_decl call.
3899 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
3900 (rs6000_init_builtins): Same.
3901 (spe_init_builtins): Same.
3902 (rs6000_gimplify_va_arg): Add location argument to
3903 create_artificial_label call.
3905 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
3907 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
3908 * combine-stack-adj.c (pass_stack_adjustments): Use it.
3909 * Makefile.in: Fix GGC dependency for gcse.o.
3911 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3913 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
3914 * gimple-pretty-print.c (dump_gimple_stmt): Same.
3915 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
3917 * c-parser.c (c_parser_binary_expression): Use current column while
3918 building binary operations.
3919 * common.opt (fshow-column): Enable by default.
3920 * tree-vrp.c (check_array_ref): Use warning_at.
3921 (check_array_bounds): Use location from call back if expr has no
3923 * tree.h: Add location argument to maybe_fold_*.
3924 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
3925 (maybe_fold_offset_to_array_ref): Add location argument and use it.
3926 (maybe_fold_offset_to_component_ref): Same.
3927 (maybe_fold_offset_to_reference): Same.
3928 (maybe_fold_offset_to_address): Same.
3929 (maybe_fold_stmt_indirect): Same.
3930 (maybe_fold_stmt_addition): Same.
3931 (fold_stmt_r): Pass location to maybe_fold_*.
3932 (fold_gimple_assign): Same.
3933 * c-tree.h: Add location argument to finish_decl,
3934 default_function_array_conversion, store_init_value.
3935 * c-decl.c (define_label): Use error_at.
3936 (c_make_fname_decl): Pass location to finish_decl.
3937 (finish_decl): New location argument.
3938 (build_compound_literal): Pass location to store_init_value.
3939 (grokdeclarator): Pass location to finish_decl.
3941 * c-typeck.c (array_to_pointer_conversion): New location argument.
3942 (function_to_pointer_conversion): Same.
3943 (default_function_array_conversion): Same.
3944 (parser_build_unary_op): Pass location to overflow_warning.
3945 (parser_build_binary_op): Same. Use warning_at.
3946 (build_unary_op): Pass location to array_to_pointer_conversion.
3947 (build_c_cast): Pass location to digest_init.
3948 (build_modify_expr): New location argument.
3949 (convert_for_assignment): Same.
3950 (store_init_value): Same.
3951 (digest_init): Same.
3952 (output_init_element): Pass location to digest_init and
3953 array_to_pointer_conversion.
3954 (c_finish_return): Pass location to convert_for_assignment.
3955 * gimplify.c (gimplify_conversion): Pass location to
3956 maybe_fold_offset_to_address.
3957 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
3958 to maybe_fold_stmt_addition.
3959 * c-omp.c (c_finish_omp_atomic): Pass new location to
3961 (c_finish_omp_for): Same.
3962 * c-common.c (overflow_warning): New argument.
3963 * c-common.h: New argument to build_modify_expr, overflow_warning.
3964 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
3966 (c_parser_initializer): Pass location to
3967 default_function_array_conversion.
3968 (c_parser_initelt): Same.
3969 (c_parser_initval): Same.
3970 (c_parser_asm_operands): Same.
3971 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
3972 (c_parser_conditional_expression): Same.
3973 (c_parser_binary_expression): Add location info to stack. Use it.
3974 (c_parser_unary_expression): Pass location to
3975 default_function_array_conversion, parser_build_unary_op,
3976 build_indirect_ref, c_parser_postfix_expression_after_primary.
3977 (c_parser_postfix_expression_after_primary): New location argument.
3979 (c_parser_expression_conv): Pass location to
3980 default_function_array_conversion.
3981 (c_parser_expr_list): Same.
3982 (c_parser_omp_atomic): Same.
3983 (c_parser_omp_for_loop): Same.
3984 * c-tree.h: (struct c_declarator): Add comment to id_loc.
3985 (build_array_declarator): New argument.
3986 * c-decl.c (build_array_declarator): Add location argument.
3987 (grokdeclarator): Set id_loc for cdk_array.
3988 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
3989 build_array_declarator.
3990 * tree.c (build_omp_clause): Add location argument.
3991 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
3992 (OMP_CLAUSE_LOCATION): New macro.
3993 (struct tree_omp_clause): Add location field.
3994 (build_omp_clause): Add argument.
3995 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
3996 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
3998 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
3999 (cp_parser_omp_clause_collapse): Same.
4000 (cp_parser_omp_clause_default): Same.
4001 (cp_parser_omp_clause_if): Same.
4002 (cp_parser_omp_clause_nowait): Same.
4003 (cp_parser_omp_clause_num_threads): Same.
4004 (cp_parser_omp_clause_ordered): Same.
4005 (cp_parser_omp_clause_schedule): Same.
4006 (cp_parser_omp_clause_untied): Same.
4007 (cp_parser_omp_for_loop): Same.
4008 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4009 * c-tree.h (c_start_case): Add location argument.
4010 (c_process_expr_stmt): Same.
4011 (c_finish_goto_*): Same.
4012 * tree-parloops.c (initialize_reductions): Pass location to
4014 (create_parallel_loop): Same.
4015 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
4016 (gfc_trans_omp_reduction_list): Same.
4017 (gfc_trans_omp_clauses): Same.
4018 (gfc_trans_omp_do): Same.
4019 * c-typeck.c (c_finish_goto_label): Same.
4020 (c_finish_goto_ptr): New location argument.
4021 (c_start_case): Same.
4022 (emit_side_effect_warnings): Same.
4023 (c_process_expr_stmt): Same.
4024 (c_finish_stmt_expr): Same.
4025 (c_finish_omp_clauses): Use error_at instead of error.
4026 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4028 * c-omp.c (c_split_parallel_clauses): New location argument.
4029 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4030 to build_omp_clause.
4031 (convert_local_reference_stmt): Same.
4032 (convert_gimple_call): Same.
4033 * c-common.h (c_split_parallel_clauses): New argument.
4034 * c-parser.c (c_parser_statement_after_labels): Pass location to
4035 c_finish_goto_label.
4036 (c_parser_switch_statement): Pass location to c_start_case.
4037 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4038 and c_process_expr_stmt.
4039 (c_parser_omp_variable_list): Add location argument.
4040 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4041 (c_parser_omp_clause_default): Same.
4042 (c_parser_omp_clause_if): Same.
4043 (c_parser_omp_clause_num_threads): Same.
4044 (-c_parser_omp_clause_ordered): Same.
4045 (c_parser_omp_clause_reduction): Pass location to
4046 c_parser_omp_variable_list.
4047 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4048 (c_parser_omp_clause_untied): Same.
4049 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4050 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4052 * c-tree.h (check_for_loop_decls, undeclared_variable,
4053 build_component_ref, build_array_ref, build_external_ref,
4054 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4055 build_conditional_expr, build_compound_expr, c_cast_expr,
4056 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4057 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4059 * c-semantics.c (build_stmt): Same.
4060 (build_case_label): Same.
4061 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4062 (undeclared_variable): New argument.
4064 (lookup_label): Pass location on down.
4065 (define_label): Same.
4066 (finish_decl): Same.
4067 (build_compound_literal): Same.
4068 (finish_struct): Same.
4069 (finish_function): Do not set location here.
4070 (check_for_loop_decls): New argument.
4071 * tree.c (save_expr): Set location.
4072 (build_empty_stmt): New argument.
4073 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4074 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4075 * builtins.c (gimplify_va_arg_expr): Use locations.
4076 (expand_builtin_sync_operation): Same.
4077 * c-typeck.c (build_component_ref): New argument.
4078 (build_array_ref): Same.
4079 (build_external_ref): Same.
4080 (c_expr_sizeof_expr): Same.
4081 (c_expr_sizeof_type): Same.
4082 (parser_build_unary_op): Same.
4083 (build_conditional_expr): Same.
4084 (build_compound_expr): Pass location on down.
4085 (build_compound_expr): New argument.
4086 (build_c_cast): Same.
4087 (c_cast_expr): Same.
4088 (build_asm_expr): Same.
4089 (c_finish_return): Same.
4090 (c_process_expr_stmt): Pass location on down.
4091 (c_finish_stmt_expr): New argument.
4092 (push_clenaup): Same.
4093 (c_finish_omp_parallel): Same.
4094 (c_finish_omp_task): Same.
4095 * gimplify.c (gimplify_call_expr): Pass location on down.
4096 * c-omp.c (c_finish_omp_master): New argument.
4097 (c_finish_omp_critical): Same.
4098 (c_finish_omp_ordered): Same.
4099 (c_finish_omp_barrier): Same.
4100 (-c_finish_omp_taskwait): Same.
4101 (c_finish_omp_atomic): Same.
4102 (c_finish_omp_flush): Same.
4103 * tree-inline.c (copy_tree_body_r): Pass location on down.
4104 (inline_forbidden_p): Remove use of input_location.
4105 * c-gimplify.c (c_build_bind_expr): New argument.
4106 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
4107 (c_sizeof_or_alignof_type): New argument.
4108 (c_alignof_expr): Same.
4109 (build_va_arg): Same.
4110 (c_add_case_label): Same.
4111 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
4112 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
4113 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
4114 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
4115 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
4116 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
4118 * stub-objc.c (objc_build_selector_expr): Same.
4119 (objc_build_throw_stmt): Same.
4120 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
4121 (c_parser_initelt): Same.
4122 (c_parser_compound_statement): Same.
4123 (c_parser_compound_statement_nostart): Same.
4124 (c_parser_label): Same.
4125 (c_parser_statement_after_labels): Same.
4126 (c_parser_if_body): Same.
4127 (c_parser_else_body): Same.
4128 (c_parser_if_statement): Same.
4129 (c_parser_switch_statement): Same.
4130 (c_parser_while_statement): Same.
4131 (c_parser_do_statement): Same.
4132 (c_parser_for_statement): Same.
4133 (c_parser_asm_statement): Same.
4134 (c_parser_conditional_expression): Same.
4135 (c_parser_binary_expression): Same.
4136 (c_parser_cast_expression): Same.
4137 (c_parser_unary_expression): Same.
4138 (c_parser_sizeof_expression): Same.
4139 (c_parser_alignof_expression): Same.
4140 (c_parser_postfix_expression): Same.
4141 (c_parser_expression): Same.
4142 (c_parser_objc_receiver): Same.
4143 (c_parser_omp_variable_list): Same.
4144 (c_parser_omp_structured_block): Same.
4145 (c_parser_omp_atomic): New argument.
4146 (c_parser_omp_barrier): Same.
4147 (c_parser_omp_critical): Same.
4148 (c_parser_omp_flush): Pass location on down.
4149 (c_parser_omp_for_loop): New argument.
4150 (c_parser_omp_for): Same.
4151 (c_parser_omp_master): Same.
4152 (c_parser_omp_ordered): Same.
4153 (c_parser_omp_sections_scope): Same.
4154 (c_parser_omp_sections): Same.
4155 (c_parser_omp_parallel): Same.
4156 (c_parser_omp_single): Same.
4157 (c_parser_omp_task): Same.
4158 (c_parser_omp_taskwait): Pass location on down.
4159 (c_parser_omp_construct): Same.
4160 (c_parser_omp_threadprivate): Same.
4161 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
4162 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
4163 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
4164 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
4165 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
4166 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
4167 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
4168 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
4169 config/i386/i386.c, stmt.c:
4170 Add location argument to the following function definitions and/or
4171 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
4172 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
4173 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
4174 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
4175 do_case, c_finish_bc_stmt, build_compound_literal,
4176 build_function_call.
4177 * c-decl.c (build_compound_literal): Add location argument.
4178 Make all diagnostic calls use location.
4179 (start_struct): Same.
4180 (finish_struct): Same.
4182 (build_enumerator): Same.
4183 (start_function): Same.
4184 (grokdeclarator): Make all diagnostic calls use location.
4185 (store_parm_decls_oldstyle): Same.
4186 * c-typeck.c (build_function_call): Add location argument.
4187 Make all diagnostic calls use location.
4189 (c_finish_bc_stmt): Same.
4190 * tree-nested.c (get_trampoline_type): Add argument.
4191 Pass location to build_decl.
4192 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
4193 * rtl.h (RTL_LOCATION): New.
4194 * c-common.c (c_add_case_label): Add location argument.
4195 Make all diagnostic calls use location.
4196 * c-common.h: Add location argument to make_fname_decl, do_case,
4197 c_add_case_label, build_function_call, resolve_overloaded_builtin.
4198 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
4199 Set it appropriately for every case. Pass enum_loc to start_enum
4200 call. Pass value_loc first to build_enumerator. Pass enum_loc to
4202 (c_parser_struct_or_union_specifier): Save location. Use it for
4203 start_struct, finish_struct, and parser_xref_tag.
4205 2009-06-12 Ian Lance Taylor <iant@google.com>
4207 * fold-const.c (fold_unary): Rename local variable and to and_expr.
4209 * c-opts.c (c_common_handle_option): For -Wc++-compat set
4210 cpp_opts->warn_cxx_operator_names.
4212 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4215 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
4216 is returns NULL and OP is a VCE, look through the VCE.
4218 2009-06-12 Ian Lance Taylor <iant@google.com>
4221 * collect2.c (main): Use CONST_CAST2 in code inside #if
4222 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
4224 2009-06-12 Joey Ye <joey.ye@intel.com>
4227 * cfgexpand.c (get_decl_align_unit): Update
4228 max_used_stack_slot_alignment with align instead of
4229 stack_alignment_needed.
4231 * function.c (assign_stack_local_1): Update
4232 max_used_stack_slot_alignment with alignment_in_bits instead
4233 of stack_alignment_needed.
4234 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
4237 2009-06-12 Jakub Jelinek <jakub@redhat.com>
4239 * dwarf2out.c (last_var_location_insn): New variable.
4240 (dwarf2out_end_epilogue): Clear last_var_location_insn.
4241 (dwarf2out_var_location): Don't record anything after last real
4242 insn. Only change labels if there were any real instructions
4243 in between last note and this one, or if changed sections.
4245 2009-06-11 Richard Henderson <rth@redhat.com>
4247 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4248 note when storing the frame pointer in a register.
4249 (FRP): Don't redefine to nothing for epilogue.
4250 (alpha_expand_epilogue): Mark register and sp restores.
4251 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4253 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4254 when gen_lowpart is needed.
4256 2009-06-11 Richard Henderson <rth@redhat.com>
4258 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4260 * dwarf2out.c (need_data_align_sf_opcode): New.
4261 (div_data_align): Move earlier.
4262 (def_cfa_1, reg_save): Use it.
4264 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4266 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4267 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4268 (ix86_handle_option): Handle OPT_mcrc32.
4269 (ix86_target_string): Add -mcrc32.
4270 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4272 * config/i386/i386.h (TARGET_CRC32): New.
4274 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4275 (sse4_2_crc32di): Likewise.
4277 * config/i386/i386.opt (mcrc32): New.
4279 * doc/invoke.texi: Document -mcrc32.
4281 2009-06-11 Richard Henderson <rth@redhat.com>
4283 * common.opt (gdwarf-): Accept a version number.
4284 * doc/invoke.texi (gdwarf-): Update docs.
4285 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4286 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4287 version level, and record it.
4289 * dwarf2.h (DW_CIE_VERSION): Remove.
4290 * dwarf2out.c (DWARF_VERSION): Remove.
4291 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4292 (output_call_frame_info): Use CIE version 3 for dwarf3,
4293 or if the return register column is out of range for version 1.
4294 (dwarf_stack_op_name): Add all dwarf3 values.
4295 (DEBUG_PUBTYPES_SECTION): New.
4296 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4297 encoding change for dwarf3.
4298 (output_die) [dw_val_class_die_ref]: Likewise.
4299 (output_compilation_unit_header): Emit correct version for dwarf3.
4300 (output_line_info): Likewise.
4301 (output_pubnames): Update for DWARF_VERSION removal.
4302 (output_aranges): Likewise.
4303 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4304 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4305 (dwarf2out_finish): Likewise.
4307 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4309 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4312 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4315 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4316 * builtins.c (expand_builtin_unreachable): New function.
4317 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4318 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4319 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4321 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4322 searching for missing barriers.
4324 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4326 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4327 when -fprofile-generate* was passed.
4328 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4330 2009-06-11 Anthony Green <green@moxielogic.com>
4332 * config/moxie/moxie.md: Define length attribute for all instructions.
4334 (*b<cond:code>): Support limited branch ranges for new PC-relative
4335 branch instructions.
4336 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4338 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4340 * config/i386/i386.c (min_insn_size): Use get_attr_length
4341 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4344 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4345 instead of emit_insn_before.
4347 2009-06-10 Ian Lance Taylor <iant@google.com>
4350 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4353 2009-06-10 Revital Eres <eres@il.ibm.com>
4355 * passes.c (init_optimization_passes): Reschedule
4356 predictive-commoning pass before complete unroll pass.
4358 2009-06-10 Martin Jambor <mjambor@suse.cz>
4360 * cgraph.c (cgraph_node_can_be_local_p): New function.
4361 (cgraph_make_node_local): New function.
4362 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4363 (cgraph_make_node_local): Declare.
4365 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4367 * tree.h (tree_base): Add packed_flag and user_align fields.
4368 Decrease size of spare field.
4369 (TYPE_USER_ALIGN): Use user_align from tree_base.
4370 (DECL_USER_ALIGN): Likewise.
4371 (TYPE_PACKED): Use packed_flag from tree_base.
4372 (DECL_PACKED): Likewise.
4373 (tree_type): Delete packed_flag and user_align fields. Widen
4374 precision field. Widen mode field and shuffle fields to align
4375 mode on an 8-bit boundary.
4376 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4377 Renumber decl_flag_* fields. Fix comments. Widen
4378 decl_common_unused field.
4379 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4380 (DECL_EXTERNAL): Likewise.
4381 (DECL_BIT_FIELD): Likewise.
4382 (DECL_NONADDRESSABLE_P): Likewise.
4383 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4384 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4386 2009-06-10 Ian Lance Taylor <iant@google.com>
4388 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4389 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4390 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4391 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4392 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4393 DEF_VEC_ALLOC_FUNC_P.
4394 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4395 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4396 DEF_VEC_ALLOC_FUNC_O.
4397 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4398 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4399 DEF_VEC_ALLOC_FUNC_I.
4400 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4401 (vec_stack_p_reserve_exact_1): Declare.
4402 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4403 (vec_stack_free): Declare.
4404 (VEC_stack_alloc): Define.
4405 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4406 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4407 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4408 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4410 (stack_vecs): New static variable.
4411 (vec_stack_p_reserve_exact_1): New function.
4412 (vec_stack_o_reserve_1): New static function.
4413 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4414 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4415 (vec_stack_free): New function.
4416 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4417 (VEC_df_ref_stack_alloc): Define.
4418 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4419 DEF_VEC_ALLOC_P_STACK.
4420 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4421 (struct df_collection_rec): Change _vec fields to VEC. Remove
4423 (df_free_collection_rec): Adjust for new fields.
4424 (df_insn_rescan): Use new df_collection_rec fields.
4425 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4426 (df_ref_create_structure, df_ref_record): Likewise.
4427 (df_get_conditional_uses, df_get_call_refs): Likewise.
4428 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4429 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4430 (df_record_exit_block_uses, df_bb_verify): Likewise.
4431 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4432 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4433 Remove count parameter. Change return type to void. Change all
4435 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4436 Remove count parameter. Change return type to void. Change all
4438 (df_install_refs): Change old_vec parameter to VEC. Remove count
4439 parameter. Change all callers.
4440 (df_install_mws): Change old_vec parameter to VEC. Remove count
4441 parameter. Change all callers.
4442 (df_refs_verify): Change new_rec parameter to VEC. Change call
4444 (df_mws_verify): Likewise.
4446 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4448 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4450 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4452 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4454 2009-06-10 Anthony Green <green@moxielogic.com>
4456 * config/moxie/crti.asm: New file.
4457 * config/moxie/crtn.asm: New file.
4458 * config/moxie/moxie.c: New file.
4459 * config/moxie/moxie.h: New file.
4460 * config/moxie/sfp-machine.h: New file.
4461 * config/moxie/moxie-protos.h: New file.
4462 * config/moxie/t-moxie: Created.
4463 * config/moxie/t-moxie-softfp: Created.
4464 * config/moxie/moxie.md: Created.
4465 * config/moxie/constraints.md: Created.
4466 * config.gcc: Add moxie support.
4467 * doc/md.texi (Machine Constraints): Add moxie constraints.
4468 * doc/contrib.texi (Contributors): Mention moxie port.
4469 * doc/install.texi (Specific): Mention the moxie port.
4471 2009-06-09 Ian Lance Taylor <iant@google.com>
4473 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4475 * optabs.c (optab_table): Only use designated initializers if
4476 HAVE_DESIGNATED_INITIALIZERS is defined.
4477 (convert_optab_table): Likewise.
4478 (init_optabs): Always call init_insn_codes if
4479 HAVE_DESIGNATED_INITIALIZERS is not defined.
4481 2009-06-09 Ian Lance Taylor <iant@google.com>
4483 * targhooks.c (default_builtin_vectorized_function): Change fn
4484 parameter to unsigned int.
4485 (default_builtin_vectorized_conversion): Change code parameter to
4487 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4488 * targhooks.h: Update declarations.
4489 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4490 parameter to unsigned int.
4492 * c-typeck.c (comptypes_check_enum_int): New static function.
4493 (comptypes_internal): Add enum_and_int_p parameter. Change all
4495 (comp_target_types): Add location parameter. Change all callers.
4496 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4498 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4499 (build_conditional_expr): Add colon_loc parameter. Change all
4501 (convert_for_assignment): Add location parameter. Change all callers.
4502 * c-parser.c (c_parser_conditional_expression): Pass location of
4503 colon to build_conditional_expr.
4504 * c-tree.h (build_conditional_expr): Update declaration.
4506 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4508 * graphite.c: Revert previous patch.
4510 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4513 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4515 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4517 * tree-ssa-loop-prefetch.c
4518 (loop_prefetch_arrays): Fixed a portability problem in printf format
4521 2009-06-09 Martin Jambor <mjambor@suse.cz>
4523 PR tree-optimization/40351
4524 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4525 refrence to a potential artifical subaccess can be constructed.
4527 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4529 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4530 (sh_override_options): Likewise.
4531 * config/sh/sh.c: Include params.h.
4532 (sh_optimization_options): New.
4533 (sh_override_options): Likewise.
4534 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4535 (OVERRIDE_OPTIONS): Use sh_override_options.
4537 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4539 * dwarf2out.c (emit_cfa_remember): New variable.
4540 (add_fde_cfi): If emit_cfa_remember, recurse to add
4541 DW_CFA_remember_state first.
4542 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4543 instead just set emit_cfa_remember.
4545 2009-06-08 Jan Hubicka <jh@suse.cz>
4548 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4550 2009-06-08 Jan Hubicka <jh@suse.cz>
4553 * cgraphunit.c (save_inline_function_body): Do not copy transform
4554 hooks for saved inline bodies.
4555 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4558 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4560 * jump.c (returnjump_p): Handle delayed branches. Add missing
4563 2009-06-08 Jan Hubicka <jh@suse.cz>
4566 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4567 original node might've been modified.
4568 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4570 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4572 * tree-object-size.c (addr_object_size): Add OSI argument.
4573 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4574 (compute_builtin_object_size, expr_object_size): Adjust callers.
4575 (plus_stmt_object_size): Call addr_object_size instead of
4576 compute_builtin_object_size.
4578 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4579 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4581 * tree-ssa-loop-prefetch.c
4582 (gather_memory_references): Introduced a counter for the number of
4584 (anything_to_prefetch_p): Introduced a counter for the number of
4586 (is_loop_prefetching_profitable): New function with a cost model
4588 (loop_prefetch_arrays): Use the new cost model to determine if
4589 prefetching is profitable.
4590 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4591 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4592 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4593 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4594 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4595 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4597 2009-06-08 Michael Matz <matz@suse.de>
4600 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4601 partitions use the same.
4602 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4603 for basevars of SSA_NAMEs.
4604 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4605 to not expand them twice.
4606 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4609 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4611 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4612 (fdump-final-insns=, gtoggle): New.
4613 * doc/invoke.texi: Document them.
4614 * final.c (rest_of_clean_state): Dump final insn stream.
4615 * gcc.c (invoke_as): Hook in -fcompare-debug.
4616 (static_spec_functions): Add compare-debug-dump-opt,
4617 compare-debug-self-opt and compare-debug-auxbase-opt.
4618 (compare_debug, compare_debug_second, compare_debug_opt): New.
4619 (switches_debug_check, n_switches_debug_check): New.
4620 (debug_auxbase_opt, debug_check_temp_file): New.
4621 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4623 (do_self_spec): Handle arguments after switches.
4624 (do_spec_1): Add .gk extension to temp file basenames for compare.
4625 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4626 (cc1_options): Use it instead of normal auxbase computation for
4627 the second compare-debug compilation.
4628 (compare_files): New.
4629 (main): Set up and implement compare debug mode.
4630 (compare_debug_dump_opt_spec_function): New.
4631 (compare_debug_self_opt_spec_function): New.
4632 (compare_debug_auxbase_opt_spec_function): New.
4633 * toplev.c (process_options): Handle flag_gtoggle,
4634 flag_dump_final_insns.
4635 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4636 during -fcompare-debug-second compilation.
4638 2009-06-07 Ian Lance Taylor <iant@google.com>
4640 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4641 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4643 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4644 with no default node. Change warning with %H to warning_at.
4645 Don't clear warn_switch around case checking.
4646 * doc/invoke.texi (Warning Options): Clarify distinction between
4647 -Wswitch and -Wswitch-enum.
4649 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4651 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4653 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4655 * gbl-ctors.h: Add header guard.
4657 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4659 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4660 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4661 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4662 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4663 prototypes for removed functions.
4664 (expressions_equal_p): Move to ...
4665 * tree-ssa-sccvn.h: ... here and ...
4666 * matrix-reorg.c: ... adjust includes.
4668 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4670 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4672 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4674 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4675 (finish_function): Remove erroneous whitespace.
4677 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4679 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4680 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4682 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4684 * errors.c (internal_error): Commentary typo fix.
4685 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4686 * tree-ssa-pre.c: Ditto.
4688 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4690 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4691 them is supposed to hold actual statements.
4693 2009-06-06 Ian Lance Taylor <iant@google.com>
4695 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4696 empty statements can now have attributes.
4698 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4700 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4701 * config/mips/mips.md: Ditto.
4703 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4705 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4707 (__eabi_uconvert): Likewise.
4709 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4711 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4712 CFI_* definitions with IN_GCC.
4714 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4716 * xcoffout.h (xcoffout_source_line): Update prototype.
4718 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4720 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4721 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4723 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4726 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4727 inlined_function_outer_scope_p blocks for artificial inlines
4729 * tree.c (tree_nonartificial_location): Rewrite using
4730 block_nonartificial_location.
4732 2009-06-05 Revital Eres <eres@il.ibm.com>
4733 Leehod Baruch <leehod@il.ibm.com>
4735 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4736 (expand_expr_real_1): Remove comment.
4737 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4738 Vectorize misaligned access when the target supports it.
4739 (vect_supportable_dr_alignment): Check for unaligned access support.
4740 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4743 2009-06-05 Julian Brown <julian@codesourcery.com>
4745 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4746 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4748 2009-06-05 Richard Guenther <rguenther@suse.de>
4751 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4754 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4756 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4757 (save_gprs): Don't tell unwinder when a global register is saved.
4758 (s390_emit_epilogue): Emit needed epilogue unwind info.
4760 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4762 * dwarf2out.c (deferred_asm_name): New.
4763 (add_name_and_src_coords_attributes): Defer creation of
4764 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4766 (move_linkage_attr): New.
4767 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4770 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4772 * tree-nested.c (finalize_nesting_tree_1): Declare the
4773 frame_decl in the binding tree.
4775 2009-06-04 Cary Coutant <ccoutant@google.com>
4777 * basic-block.h (struct basic_block_def): Add discriminator field.
4778 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4780 * debug.c (do_nothing_debug_hooks): Add additional entry.
4781 (debug_nothing_int_charstar_int): New function.
4782 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4783 (debug_nothing_int_charstar_int): New declaration.
4784 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4785 discriminator value in .loc directive.
4786 * final.c (last_discriminator): New variable.
4787 (discriminator): New variable.
4788 (final_start_function): Initialize above variables, pass current
4789 discriminator to debug hook.
4790 (notice_source_line): Check for discriminator change.
4791 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4792 * sdbout.c (sdbout_source_line): New parameter.
4793 * tree-cfg.c (struct locus_discrim_map): New structure type.
4794 (discriminator_per_locus): New hash table.
4795 (build_gimple_cfg): Allocate and free discriminator hash table.
4796 (make_edges): Call assign_discriminator.
4797 (locus_map_hash): New function.
4798 (locus_map_eq): New function.
4799 (next_discriminator_for_locus): New function.
4800 (same_line_p): New function.
4801 (assign_discriminator): New function.
4802 (make_cond_expr_edges): Call assign_discriminator.
4803 (make_gimple_switch_edges): Likewise.
4804 (first_non_label_stmt): New function.
4805 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4807 * xcoffout.c (xcoffout_source_line): Add new parameter.
4809 * configure.ac (gcc_cv_as_discriminator): New configury check for
4810 gas support for discriminator.
4811 * configure: Regenerate.
4812 * config.in: Regenerate.
4814 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4816 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4817 val after checking for integers.
4819 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4821 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4823 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4824 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4825 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4826 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4827 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4828 X64_SSE_REGPARM_MAX.
4829 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4830 X64_SSE_REGPARM_MAX.
4832 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4834 * gcc.c (report_times_to_file): New.
4835 (execute): Implement it.
4836 (process_command): Support -time=.
4837 * doc/invoke.texi: Document it.
4839 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4841 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4842 that have value exprs.
4844 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4846 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4847 declarations for constants until...
4848 (dw2_output_indirect_constant_1): ... this point.
4850 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4853 * arm.md (arm_addsi3): Don't try to split an add with an
4854 eliminable register until after reload has completed.
4856 2009-06-03 Ian Lance Taylor <iant@google.com>
4858 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4859 * genattrtab.c (write_length_unit_log): Likewise.
4860 * genchecksum.c (dosum): Likewise.
4861 * gengtype.c (write_rtx_next): Likewise.
4862 (finish_root_table, write_roots): Likewise.
4863 * gimple.c (gimple_ops_offset_): Likewise.
4864 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4865 * config/arc/arc.c (arc_attribute_table): Likewise.
4866 * config/arm/arm.c (arm_attribute_table): Likewise.
4867 * config/avr/avr.c (avr_attribute_table): Likewise.
4868 * config/crx/crx.c (crx_attribute_table): Likewise.
4869 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4870 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4871 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4872 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4873 * config/sh/sh.c (sh_attribute_table): Likewise.
4874 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4875 * config/spu/spu.c (spu_attribute_table): Likewise.
4876 * config/v850/v850.c (v850_attribute_table): Likewise.
4878 * config/alpha/alpha.c (vms_attribute_table): Make static.
4879 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4880 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4881 * config/mips/mips.c (mips_attribute_table): Likewise.
4883 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4885 (cc1-checksum.o): Likewise.
4887 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4889 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4891 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4893 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4894 insn if it is changing sp. Use gen_add3_insn instead of
4895 conditionally gen_addsi3 and gen_adddi3.
4896 (offset_below_red_zone_p): New static inline function.
4897 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
4898 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
4899 * config/rs6000/ppc-asm.h: Include auto-host.h.
4900 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
4901 CFI_RESTORE): Define.
4902 * config/rs6000/crtresxgpr.asm: Add unwind info.
4903 * config/rs6000/crtresxfpr.asm: Likewise.
4904 * config/rs6000/crtresgpr.asm: Likewise.
4905 * config/rs6000/crtresfpr.asm: Likewise.
4906 * config/rs6000/crtsavgpr.asm: Likewise.
4907 * config/rs6000/crtsavfpr.asm: Likewise.
4909 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
4910 argument of DWARF2_FRAME_REG_OUT macros.
4912 2009-06-03 Julian Brown <julian@codesourcery.com>
4914 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
4915 words or less (including TImode) in core registers.
4917 2009-06-03 Richard Guenther <rguenther@suse.de>
4920 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
4922 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
4924 * statistics.c (statistics_counter_event): Do not record event
4925 in pass dump if its number == -1.
4926 (curr_statistics_hash): Add assert that we never get passes
4927 with static number == -1.
4929 2009-06-03 Richard Guenther <rguenther@suse.de>
4930 Andrey Belevantsev <abel@ispras.ru>
4932 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
4933 non-BLKmode arrays addressable.
4935 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
4937 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
4938 * config/m68k/m68k.h: ... here.
4939 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
4942 2009-06-03 Martin Jambor <mjambor@suse.cz>
4944 PR tree-optimization/40323
4945 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
4948 2009-06-03 Richard Guenther <rguenther@suse.de>
4950 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4953 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
4955 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4956 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
4957 JUMP_TABLE_DATA_P where applicable.
4958 * config/sh/sh.c: Ditto.
4959 * config/sh/sh.h: Ditto.
4960 * config/sh/sh.md: Ditto.
4961 * config/sh/symbian.c: Ditto.
4963 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
4965 * config/i386/driver-i386.c (describe_cache): Optimize
4966 concatenation of strings. Use snprintf instead of sprintf.
4967 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
4968 target when not compiling with GCC.
4970 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
4972 * config/sh/sh.c: Revert last change.
4973 (sh_expand_epilogue): Emit a blockage insn before the frame
4974 pointer adjustment unconditionally.
4976 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4978 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
4979 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
4980 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
4981 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
4982 to COLLECT_GCC_OPTIONS.
4984 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4986 * collect2.c (target_system_root): New variable.
4987 (main): Handle --sysroot=.
4988 (ignore_library): Strip the sysroot from the library path.
4990 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4992 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
4993 (collect2.o): Depend on collect2-aix.h.
4994 (collect2-aix.o): New rule.
4995 * collect2-aix.h: New file.
4996 * collect2-aix.c: Likewise.
4997 * collect2.c: Include collect2-aix.h. Don't undefine
4998 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
4999 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5000 Use TARGET_AIX_VERSION instead of _AIX51.
5001 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5002 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5003 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5004 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5005 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5007 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5009 * collect2.c (ignore_library): Avoid premature post-increment
5012 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5014 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
5015 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
5016 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
5017 CROSS_DIRECTORY_STRUCTURE too.
5018 (LINK_LIBG_SPEC): Likewise.
5019 (LIB_SPEC): Add %R to sysroot paths.
5020 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5021 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5022 * config/rs6000/aix51.h: As for aix43.h.
5023 * config/rs6000/aix52.h: Likewise.
5024 * config/rs6000/aix53.h: Likewise.
5025 * config/rs6000/aix61.h: Likewise.
5026 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5027 to the beginning of sysroot paths.
5029 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5031 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5032 INSN_LISTs that are out of the REG_NOTE range.
5034 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5036 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5037 (struct var_to_expand): Likewise.
5038 (struct opt_info): Add head and tail for linked lists of the above.
5039 (analyze_insn_to_expand_var): Initialize next.
5040 (analyze_iv_to_split_insn): Likewise.
5041 (analyze_insns_in_loop): Create linked lists.
5042 (allocate_basic_variable): Simplify for use without hash table.
5043 (insert_var_expansion_initialization): Likewise, make it type-safer.
5044 (combine_var_copies_in_loop_exit): Likewise.
5045 (apply_opt_in_copies): Walk lists rather than hash tables.
5046 (release_var_copies): Simplified and inlined by hand into...
5047 (free_opt_info): ... this function.
5049 2009-06-02 Richard Guenther <rguenther@suse.de>
5051 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5054 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5056 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5057 only for builtins that are not overridden.
5059 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5061 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5064 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5066 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5068 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5070 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5072 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5074 * common.opt (fdump-unnumbered-links): New.
5075 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
5076 * print-rtl.c (flag_dump_unnumbered_links): New.
5077 (print_rtx): Test it.
5079 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
5081 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
5082 push/pop multiple to 8-byte alignment.
5084 2009-06-01 Jakub Jelinek <jakub@redhat.com>
5086 * config/i386/i386.c (queued_cfa_restores): New static variable.
5087 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
5089 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
5090 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
5091 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
5092 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
5093 note unconditionally.
5094 (ix86_emit_restore_regs_using_mov): Likewise.
5095 (ix86_emit_restore_sse_regs_using_mov): Likewise.
5096 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
5097 it through to ix86_emit_restore_reg_using_pop.
5098 (ix86_emit_leave): Add RED_OFFSET argument. Call
5099 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
5100 instead of adding REG_CFA_OFFSET note unconditionally.
5101 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
5102 the above functions. Call ix86_add_queued_cfa_restore_notes when
5105 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
5106 force output of the label even for dwarf2out_do_cfi_asm.
5107 (add_fde_cfi): If -g2 and above and cfi might change CFA,
5108 force creation of CFI label and chain DW_CFA_set_loc jumping to it
5109 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
5111 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5112 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
5113 dwarf2out_cfi_label callers.
5114 * tree.h (dwarf2out_cfi_label): Adjust prototype.
5115 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
5116 Adjust dwarf2out_cfi_label callers.
5117 * config/vax/vax.c (vax_output_function_prologue): Likewise.
5119 * config/i386/i386.h (struct machine_cfa_state,
5120 struct machine_function): Guard with ifndef USED_FOR_TARGET
5121 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
5124 * emutls.c (__emutls_get_address): Change arr->size to mean number
5125 of allocated arr->data entries instead of # of slots + 1.
5128 * recog.c (peep2_reinit_state): New function.
5129 (peephole2_init_state): Use it at the end of a basic block and also
5130 when seeing a RTX_FRAME_RELATED_P insn.
5132 2009-06-01 Steve Ellcey <sje@cup.hp.com>
5134 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
5135 fixuns_truncrfdi2): New.
5136 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
5137 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
5138 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
5139 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
5140 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
5141 *recip_approx): Remove.
5142 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
5143 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
5144 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
5146 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
5149 2009-06-01 Ian Lance Taylor <iant@google.com>
5151 * attribs.c (register_attribute): Use CONST_CAST.
5152 * collect2.c (main): Use CONST_CAST2.
5153 (scan_prog_file): Likewise.
5154 * gcc.c (process_command, main): Likewise.
5155 * toplev.c (toplev_main): Likewise.
5157 * c-typeck.c (handle_warn_cast_qual): New static function,
5158 partially broken out of build_c_cast.
5159 (build_c_cast): Call handle_warn_cast_qual.
5160 * doc/invoke.texi (Warning Options): Document new effect of
5163 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
5165 * diagnostic.c (diagnostic_build_prefix): Always print columns.
5166 (diagnostic_report_current_module): Print columns.
5167 * common.opt (flag_show_column): Enable by default.
5169 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
5171 * alias.c (find_base_term): Check for NULL term before returning.
5173 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5175 Revert due to PR40320:
5176 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5177 * calls.c (emit_library_call_value_1): Don't force_operand for move
5180 2009-06-01 Olivier Hainque <hainque@adacore.com>
5181 Eric Botcazou <ebotcazou@adacore.com>
5183 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
5184 to be processed as a bitfield for constructor output purposes.
5185 * output.h (initializer_constant_valid_for_bitfield_p): Declare
5187 * varasm.c (oc_local_state): New type, output_constructor
5188 local state to support communication with helpers.
5189 (oc_outer_state): New type, output_constructor outer state of
5190 relevance in recursive calls.
5191 (output_constructor_array_range): New output_constructor helper,
5192 extracted code for an array range element.
5193 (output_constructor_regular_field): New output_constructor helper,
5194 extracted code for an element that is not a bitfield.
5195 (output_constructor_bitfield): New output_constructor helper,
5196 extracted code for a bitfield element. Accept an OUTER state
5197 argument for recursive processing. Recurse on record or array
5198 CONSTRUCTOR values, possibly past noop conversions.
5199 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
5200 VALUE is a valid constant-valued expression for use in a static
5201 bit-field initializer.
5202 (output_constructor): Rework to use helpers. Accept and honor an
5203 OUTER state argument for recursive calls. Return total size. Be
5204 prepared for nested constructors initializing bitfields.
5205 (output_constant): Feed OUTER in calls to output_constructor.
5207 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5209 * calls.c (emit_library_call_value_1): Don't force_operand for move
5212 2009-06-01 Nick Clifton <nickc@redhat.com>
5214 * doc/invoke.texi (IA-64 Options): Fix typo.
5216 2009-06-01 Ira Rosen <irar@il.ibm.com>
5218 PR tree-optimization/39129
5219 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
5221 (vect_do_peeling_for_loop_bound): Use
5222 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5223 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5224 (vect_loop_versioning): Likewise.
5225 (vect_create_cond_for_alias_checks): Fix indentation.
5226 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
5228 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
5229 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
5230 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
5231 "control flow in loop".
5232 (vect_estimate_min_profitable_iters): Use
5233 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5234 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5235 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5236 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
5237 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
5238 statement belongs to a group of strided accesses with the exact code
5240 (vectorizable_load): Likewise.
5241 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
5242 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5244 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5246 * config/freebsd-stdint.h: New file.
5247 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5248 Add freebsd-stdint.h to tm_file.
5250 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5252 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5253 (thumb2_extendhidi2): Likewise.
5255 2009-05-31 Ian Lance Taylor <iant@google.com>
5257 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5259 2009-05-31 Ian Lance Taylor <iant@google.com>
5261 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5262 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5263 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5265 2009-05-31 Jason Merrill <jason@redhat.com>
5267 * tree-pretty-print.c (print_call_name): Take the callee, not the
5268 call itself. Make non-static. Use dump_function_name for functions.
5269 (dump_generic_node): Adjust.
5270 * diagnostic.h: Declare print_call_name.
5271 * gimple-pretty-print.c (dump_gimple_call): Use it.
5273 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5275 * config/sh/sh.md (ashldi3_std): New define_expand.
5278 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5281 * config/sh/sh.c: Include debug.h.
5282 (sh_expand_epilogue): Emit a blockage insn before the frame
5283 pointer adjustment also when dwarf2out_do_frame returns true.
5285 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5287 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5288 (thumb2_extendqidi2): New pattern.
5290 2009-05-31 Ira Rosen <irar@il.ibm.com>
5292 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5293 mark phis for renaming.
5294 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5295 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5296 Call mark_sym_for_renaming.
5297 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5298 * tree-vect-loop.c (vect_transform_loop): Remove
5299 vect_memsyms_to_rename initialization and a call to
5300 mark_set_for_renaming.
5302 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5305 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5306 frame related even if !set_cfa && style < 0.
5308 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5310 * config/i386/mingw-tls.c: New file.
5311 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5312 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5313 defining _WIN32 but not __CYGWIN__.
5315 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5317 * configure.ac: Add MPC support.
5319 * config.in, configure: Regenerate.
5321 2009-05-29 Richard Henderson <rth@redhat.com>
5323 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5324 NOTE_INSN_BASIC_BLOCK.
5325 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5326 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5327 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5329 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5331 (add_cfi): Disable check redefining cfa away from drap.
5332 (lookup_cfa_1): Add remember argument; handle remember/restore.
5333 (lookup_cfa): Pass remember argument.
5334 (cfa_remember): New.
5335 (compute_barrier_args_size_1): Remove sibcall check.
5336 (dwarf2out_frame_debug_def_cfa): New.
5337 (dwarf2out_frame_debug_adjust_cfa): New.
5338 (dwarf2out_frame_debug_cfa_offset): New.
5339 (dwarf2out_frame_debug_cfa_register): New.
5340 (dwarf2out_frame_debug_cfa_restore): New.
5341 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5342 (dwarf2out_begin_epilogue): New.
5343 (dwarf2out_frame_debug_restore_state): New.
5344 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5345 DW_CFA_restore_state.
5346 (output_cfi_directive): Likewise.
5347 (convert_cfa_to_fb_loc_list): Likewise.
5348 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5349 * dwarf2out.h: Update.
5350 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5351 (copy_insn_1): Early out for null.
5352 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5353 and dwarf2out_frame_debug_restore_state.
5354 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5355 (prologue_insn_hash, epilogue_insn_hash): New.
5356 (free_after_compilation): Adjust freeing accordingly.
5357 (record_insns): Create hash table if needed; push insns into
5358 hash instead of array.
5359 (maybe_copy_epilogue_insn): New.
5360 (contains): Search hash table instead of array.
5361 (sibcall_epilogue_contains): Remove.
5362 (thread_prologue_and_epilogue_insns): Split eh_return insns
5363 and mark them as epilogues.
5364 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5365 scanning in terms of basic blocks.
5366 * insn-notes.def (CFA_RESTORE_STATE): New.
5367 * jump.c (returnjump_p_1): Accept EH_RETURN.
5368 (eh_returnjump_p_1, eh_returnjump_p): New.
5369 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5370 CFA_REGISTER, CFA_RESTORE): New.
5371 * rtl.def (EH_RETURN): New.
5372 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5374 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5375 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5377 * config/i386/i386.c (gen_push): Update cfa state.
5378 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5379 add a CFA_ADJUST_CFA note.
5380 (ix86_dwarf_handle_frame_unspec): Remove.
5381 (ix86_expand_prologue): Update cfa state.
5382 (ix86_emit_restore_reg_using_pop): New.
5383 (ix86_emit_restore_regs_using_pop): New.
5384 (ix86_emit_leave): New.
5385 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5386 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5387 * config/i386/i386.h (struct machine_cfa_state): New.
5388 (ix86_cfa_state): New.
5389 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5390 (eh_return_internal): Merge from eh_return_<mode>,
5391 use eh_return rtx, split w/ epilogue.
5393 2009-05-29 Ian Lance Taylor <iant@google.com>
5395 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5397 * calls.c (emit_library_call_value_1): Likewise.
5399 * c-typeck.c (c_build_va_arg): New function.
5400 * c-tree.h (c_build_va_arg): Declare.
5401 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5402 instead of build_va_arg.
5404 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5406 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5407 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5408 (ptr_difference_cost): Use affine combinations to compute it.
5409 (difference_cost): Likewise.
5410 (get_computation_cost_at): Compute more accurate cost for addresses
5411 if the ratio is a multiplier allowed in addresses.
5412 For non-addresses, consider that an additional offset or symbol is
5415 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5417 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5418 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5420 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5421 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5422 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5424 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5425 to 1 for TYPE_SSE{IADD1,CVT1}.
5426 (prefix_vex_imm8): Removed.
5427 (length_vex): Only pass 1 as second argument to
5428 ix86_attr_length_vex_default if prefix_extra is 0.
5429 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5430 (length): For prefix vex computation use length_immediate
5431 attribute instead of prefix_vex_imm8.
5432 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5433 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5434 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5435 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5436 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5437 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5438 a space in between the operands.
5439 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5440 if one operand is 0xff and the other one si, di, bp or sp.
5441 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5442 other one si, di, bp or sp.
5443 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5444 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5445 type and mode attributes.
5446 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5447 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5448 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5449 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5450 prefix_data16 attribute iff MODE_DF.
5451 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5452 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5453 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5454 constm128_operand in length_immediate computation.
5455 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5456 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5457 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5458 length_immediate attribute to 1.
5459 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5460 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5461 for certain alternatives.
5462 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5463 prefix_data16 attribute if MODE_V1DF.
5464 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5465 length_immediate to 1.
5466 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5467 length_address to 4, set mode attribute to MODE_DI.
5468 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5469 (fxam<mode>2_i387): Set length attribute to 4.
5470 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5471 *prefetch_3dnow_rex): Override length_address attribute.
5472 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5474 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5475 (constm128_operand): Removed.
5476 * config/i386/i386.c (memory_address_length): For
5477 disp && !index && !base in 64-bit mode account for SIB byte if
5478 print_operand_address can't optimize disp32 into disp32(%rip)
5479 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5480 for fs: or gs: segment.
5481 (ix86_attr_length_immediate_default): When checking if shortform
5482 is possible, truncate immediate to the length of the non-shortened
5484 (ix86_attr_length_address_default): Ignore MEM_P operands
5486 (ix86_attr_length_vex_default): Only check for DImode on
5487 GENERAL_REG_P operands.
5488 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5489 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5490 (sse_cvttps2pi): Clear prefix_rep attribute.
5491 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5493 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5494 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5495 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5496 iff operand 2 is const_int_operand.
5497 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5498 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5499 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5501 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5503 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5504 prefix_data16 attribute for movlpd and movhpd instructions.
5505 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5506 length_immediate for shufpd instruction.
5507 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5508 (avx_cmpp<avxmodesuffixf2c><mode>3,
5509 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5510 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5511 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5512 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5513 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5514 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5515 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5516 prefix_data16 attribute for the first alternative to 1.
5517 (*avx_loadlps): Override length_immediate for the first alternative.
5518 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5519 attributes for second alternative.
5520 (*vec_concatv2sf_sse4_1): Override length_immediate and
5521 prefix_data16 attributes for second alternative.
5522 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5523 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5524 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5525 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5526 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5527 prefix_data16 and length_immediate to 1.
5528 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5530 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5531 prefix_extra attribute for variants that don't have 0f prefix alone.
5532 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5533 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5534 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5535 *sse4_1_pextrd): Set length_immediate to 1.
5536 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5537 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5539 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5540 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5541 length_immediate to 1 for second alternative.
5542 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5543 prefix_extra and length_immediate attributes for the first
5545 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5547 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5548 to 1 for the first and third alternative.
5549 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5551 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5553 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5555 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5556 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5557 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5558 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5559 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5560 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5561 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5562 ssse3_psign<mode>3): Override prefix_rex attribute.
5563 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5564 (ssse3_palignrti): Override length_immediate to 1.
5565 (ssse3_palignrdi): Override length_immediate to 1, override
5566 prefix_rex attribute.
5567 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5568 (sse4a_extrqi): Override length_immediate to 2.
5569 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5570 (sse4a_insertq): Override prefix_data16 to 0.
5571 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5572 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5573 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5574 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5575 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5576 and length_immediate to 1.
5577 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5578 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5579 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5580 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5581 and length_immediate to 1.
5582 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5583 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5584 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5585 avx_ptest256): Override prefix_extra to 1.
5586 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5587 Override prefix_data16 and length_immediate to 1.
5588 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5589 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5590 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5591 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5592 prefix_data16 to 0 and prefix_extra to 2.
5593 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5594 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5596 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5597 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5598 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5599 and prefix_extra to 2.
5600 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5601 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5602 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5603 avx_vpermilvar<mode>3,
5604 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5605 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5606 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5607 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5608 Override prefix_extra to 1.
5609 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5610 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5611 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5612 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5613 prefix_extra and length_immediate to 1.
5614 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5616 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5617 to 1 for the first alternative.
5618 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5619 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5621 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5622 *movv2sf_internal_avx, *movv2sf_internal): Override
5623 prefix_rep attribute for certain alternatives.
5624 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5625 attributes for certain alternatives.
5626 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5627 attributes for certain alternatives.
5628 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5629 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5630 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5631 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5632 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5633 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5634 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5635 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5636 length_immediate to 1 if operand 2 is const_int_operand.
5637 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5638 *vec_extractv2si_1): Set length_immediate attribute to 1.
5639 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5640 using old 3DNOW insn rather than SSE/3DNOW_A.
5641 (mmx_emms, mmx_femms): Clear modrm attribute.
5643 2009-05-29 Martin Jambor <mjambor@suse.cz>
5645 * tree-sra.c: New implementation of SRA.
5647 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5648 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5649 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5650 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5651 (SRA_MAX_STRUCTURE_COUNT): Removed.
5652 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5653 * doc/invoke.texi (sra-max-structure-size): Removed.
5654 (sra-field-structure-ratio): Removed.
5656 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5659 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5662 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5664 PR rtl-optimization/40101
5665 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5666 seqno. Adjust comment.
5667 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5668 inserting bookkeeping before a jump, the jump is not scheduled.
5669 When no positive seqno found, provide a value. Add comment.
5671 2009-05-29 Richard Guenther <rguenther@suse.de>
5673 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5674 short-cutting on the first component.
5676 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5679 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5680 for trees other than decls/types.
5682 2009-05-29 Richard Guenther <rguenther@suse.de>
5684 * tree-ssa-operands.c (get_expr_operands): Do not handle
5685 INDIRECT_REFs in the handled-component case. Remove
5686 unused get_ref_base_and_extent case.
5687 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5688 tree_low_cst and host_integerp where possible.
5689 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5690 codes for equivalence.
5691 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5693 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5695 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5696 to tmake_file for i[34567]86-*-cygwin*.
5698 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5701 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5702 (altivec_categorize_keyword, init_vector_keywords,
5703 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5706 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5708 * tree.c (handle_dll_attribute): Check if node is
5709 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5711 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5713 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5715 (thumb2_zero_extendqidi2): Likewise.
5717 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5719 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5720 instead of gen_movrt.
5721 * config/sh/sh.md (movrt): Remove.
5723 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5725 * doc/invoke.texi (IA-64 Options):
5726 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5727 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5728 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5729 -msched-prefer-non-control-spec-insns,
5730 -msched-stop-bits-after-every-cycle,
5731 -msched-count-spec-in-critical-path,
5732 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5733 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5734 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5735 and -msched-spec-verbose.
5737 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5739 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5740 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5742 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5744 2009-05-28 Richard Guenther <rguenther@suse.de>
5746 * tree-ssa-alias.c (ao_ref_init): New function.
5747 (ao_ref_base): Likewise.
5748 (ao_ref_base_alias_set): Likewise.
5749 (ao_ref_alias_set): Likewise.
5750 (refs_may_alias_p_1): Change signature.
5751 (refs_may_alias_p): Adjust.
5752 (refs_anti_dependent_p): Likewise.
5753 (refs_output_dependent_p): Likewise.
5754 (call_may_clobber_ref_p_1): Change signature.
5755 (call_may_clobber_ref_p): Adjust.
5756 (stmt_may_clobber_ref_p_1): New function split out from ...
5757 (stmt_may_clobber_ref_p): ... here.
5758 (maybe_skip_until): Adjust signature.
5759 (get_continuation_for_phi): Likewise.
5760 (walk_non_aliased_vuses): Likewise.
5761 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5762 (ao_ref_init): Declare.
5763 (ao_ref_base): Likewise.
5764 (ao_ref_alias_set): Likewise.
5765 (stmt_may_clobber_ref_p_1): Likewise.
5766 (walk_non_aliased_vuses): Adjust.
5767 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5768 (get_ref_from_reference_ops): remove.
5769 (vn_reference_lookup_2): Adjust signature.
5770 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5771 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5772 (vn_reference_lookup): Adjust.
5773 (vn_reference_insert): Likewise.
5774 (vn_reference_insert_pieces): Adjust signature.
5775 (visit_reference_op_call): Adjust.
5776 * tree-ssa-pre.c (get_expr_type): Simplify.
5777 (phi_translate_1): Adjust.
5778 (compute_avail): Likewise.
5779 (translate_vuse_through_block): Do not re-build trees.
5780 (value_dies_in_block_x): Likewise.
5781 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5783 (vn_reference_lookup_pieces): Adjust declaration.
5784 (vn_reference_insert_pieces): Likewise.
5786 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5788 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5789 with checking disabled.
5791 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5795 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5796 macro definition for support of three-operand format aligned
5797 .comm directive in assembler on cygwin/pe/mingw target OS.
5798 * configure: Regenerate.
5799 * config.h: Regenerate.
5801 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5802 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5803 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5805 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5806 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5808 2009-05-28 Ira Rosen <irar@il.ibm.com>
5810 PR tree-optimization/40254
5811 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5812 in analysis of basic blocks.
5814 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5817 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5818 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5819 (TARGET_INITIALIZER): Use it.
5820 * cse.c (CHEAPER): Move it up to the other macros.
5821 (insert): Rename this ...
5822 (insert_with_costs): ... to this. Add cost parameters. Update
5824 (insert): New function. Call insert_with_costs.
5825 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5826 find_reg_offset_for_const, try_const_anchors): New functions.
5827 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5828 when using a const-anchor. Call insert_const_anchors.
5829 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5830 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5832 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5834 * tree-inline.c (remap_decls): Enable nonlocalized variables
5835 when not optimizing.
5837 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5839 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5840 Simplify other tests involving optimize.
5842 2009-05-27 Tom Tromey <tromey@redhat.com>
5844 * unwind-dw2.c (_Unwind_DebugHook): New function.
5845 (uw_install_context): Call _Unwind_DebugHook.
5847 2009-05-27 Tom Tromey <tromey@redhat.com>
5849 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5851 2009-05-27 Ian Lance Taylor <iant@google.com>
5853 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5854 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5855 (ALL_LINKERFLAGS): Define.
5856 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5857 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5858 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5859 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5860 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5861 $(LINKER_FOR_BUILD).
5862 (build/gcov-iov$(build_exeext)): Likewise.
5864 2009-05-27 Julian Brown <julian@codesourcery.com>
5866 * gcse.c (target.h): Include.
5867 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5868 copy of argument to a pseudo register.
5870 2009-05-27 Diego Novillo <dnovillo@google.com>
5872 * tree-ssa-live.c (dump_scope_block): Document arguments.
5873 (dump_scope_blocks): Document.
5874 (debug_scope_blocks): New.
5875 * tree-flow.h (debug_scope_blocks): Declare.
5877 2009-05-21 Denis Chertykov <denisc@overta.ru>
5879 * doc/contrib.texi (Contributors): Add myself to the list.
5881 2009-05-27 Olivier Hainque <hainque@adacore.com>
5883 * expr.c (target_align): New function. Alignment the TARGET of an
5884 assignment may be assume to have.
5885 (highest_pow2_factor_for_target): Use it instead of relying on
5886 immediate tree attributes of TARGET, not necessarily honored when
5887 intermediate bitfields are involved.
5889 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5892 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5893 AVX, SSE4, AES, PCLMUL and POPCNT.
5895 2009-05-27 Diego Novillo <dnovillo@google.com>
5897 * tree-pretty-print.c (dump_location): New.
5898 (dump_generic_node): Call it.
5899 Factor code to handle BLOCK nodes ...
5900 (dump_block_node): ... here.
5902 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
5904 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
5906 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
5908 * gcc-plugin.h: Include config.h and system.h.
5909 (IN_GCC): Define if not defined.
5911 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
5914 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
5917 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
5919 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
5921 * config/m32r/m32r.h: Ditto.
5922 * config/m32r/m32r.md: Ditto.
5923 * config/m32r/predicates.md: Ditto.
5925 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
5927 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
5929 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
5932 (Loading plugins): typo.
5933 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
5934 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5935 (Interacting with the GCC Garbage Collector): Added new section.
5936 (Giving information about a plugin): Added new section for
5938 * ggc.h (ggc_register_root_tab): Added declaration.
5939 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
5940 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
5941 (register_callback): Improved comment in declaration.
5942 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
5943 (extra_root_vec) Added static variable for dynamic roots registration.
5944 (ggc_register_root_tab) Added new routine.
5945 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
5946 PLUGIN_GGC_MARKING event.
5947 * ggc-zone.c: Include plugin.h.
5948 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5949 * ggc-page.c: Include plugin.h.
5950 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5951 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
5952 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
5953 (register_callback): check lack of callbacks for
5954 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
5955 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
5956 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
5957 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5958 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
5959 dependency on plugin.h.
5960 (plugin.o): Added dependency on ggc.h...
5962 2009-05-26 Richard Guenther <rguenther@suse.de>
5966 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5967 with mismatched comparison modes.
5969 * expr.c (expand_expr_real_1): Expand the operand of a
5970 VIEW_CONVERT_EXPR in its natural mode.
5972 2009-05-26 Ian Lance Taylor <iant@google.com>
5974 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
5975 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
5976 (ALL_COMPILERFLAGS): Define.
5977 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
5978 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5979 (collect2$(exeext), collect2.o): Likewise.
5980 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
5981 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
5982 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
5983 (libbackend.o, intl.o, cppdefault.o): Likewise.
5984 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5985 (build/%.o): Use $(COMPILER_FOR_BUILD).
5986 (build/gen%$(build_exeext)): Likewise.
5987 (build/gcov-iov$(build_exeext)): LIkewise.
5988 * config/t-darwin (darwin.o): Use $(COMPILER).
5989 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
5990 * config/t-sol2 (sol2-c.o): Likewise.
5992 * config/t-vxworks (vxworks.o): Likewise.
5993 * config/x-darwin (host-darwin.o): Likewise.
5994 * config/x-hpux (host-hpux.o): Likewise.
5995 * config/x-linux (host-linux.o): Likewise.
5996 * config/x-solaris (host-solaris.o): Likewise.
5997 * config/alpha/x-alpha (driver-alpha.o): Likewise.
5998 * config/arm/t-arm (arm-c.o): Likewise.
5999 * config/arm/t-pe (pe.o): Likewise.
6000 * config/arm/t-wince-pe (pe.o): Likewise.
6001 * config/i386/t-cygming (winnt.o): Likewise.
6002 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6003 * config/i386/t-cygwin (cygwin1.o): Likewise.
6004 (cygwin2.o): Likewise.
6005 * config/i386/t-i386 (i386-c.o): Likewise.
6006 * config/i386/t-interix (winnt.o): Likewise.
6007 * config/i386/t-netware (netware.o): Likewise.
6008 * config/i386/t-nwld (nwld.o): Likewise.
6009 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
6010 * config/i386/x-i386 (driver-i386.o): Likewise.
6011 * config/i386/x-cygwin (host-cygwin.o): Likewise.
6012 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
6013 * config/ia64/t-ia64 (ia64-c.o): Likewise.
6014 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
6015 * config/mips/x-native (driver-native.o): Likewise.
6016 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
6017 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
6018 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6019 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6020 * config/score/t-score-elf (score7.o): Likewise.
6021 (score3.o): Likewise.
6022 * config/sh/t-sh (sh-c.o): Likewise.
6023 * config/sh/t-symbian (sh-c.o): Likewise.
6024 (symbian.o): Likewise.
6025 * config/spu/t-spu-elf (spu-c.o): Likewise.
6026 * config/v850/t-v850 (v850-c.o): Likewise.
6027 * config/v850/t-v850e (v850-c.o): Likewise.
6029 2009-05-26 Richard Guenther <rguenther@suse.de>
6031 PR tree-optimization/40122
6032 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6033 VECTOR_CSTs if possible.
6034 (fold_gimple_assign): Likewise.
6036 2009-05-26 Richard Guenther <rguenther@suse.de>
6039 * fold-const.c (fold_binary): Use the correct types for building
6042 2009-05-26 Richard Guenther <rguenther@suse.de>
6044 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6045 redundant calls to merge_alias_info.
6046 (bump_vector_ptr): Likewise.
6047 * tree-ssa-copy.c (merge_alias_info): Remove.
6048 (replace_exp_1): Remove call to merge_alias_info.
6049 (propagate_tree_value): Likewise.
6050 (fini_copy_prop): Propagate points-to info.
6051 * tree-flow.h (merge_alias_info): Remove.
6053 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6055 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6057 2009-05-25 Jan Hubicka <jh@suse.cz>
6059 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6060 * cgraph.h (struct inline_summary): New filed self_wize,
6061 size_inlining_benefit, self_time and time_inlining_benefit.
6062 (struct cgraph_global_info): Replace insns by time ans size fields.
6063 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6064 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6065 (ipcp_update_callgraph): Do not touch function bodies.
6066 * ipa-inline.c: Include except.h
6067 (MAX_TIME): New constant.
6068 (overall_insns): Remove.
6070 (overall_size, max_benefit): New static variables.
6071 (cgraph_estimate_time_after_inlining): New function.
6072 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6073 (cgraph_clone_inlined_nodes): Update size.
6074 (cgraph_mark_inline_edge): Update size.
6075 (cgraph_estimate_growth): Use size info.
6076 (cgraph_check_inline_limits): Check size.
6077 (cgraph_default_inline_p): Likewise.
6078 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6079 (cgraph_decide_recursive_inlining): Check size.
6080 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6082 (cgraph_decide_inlining): Likewise.
6083 (cgraph_decide_inlining_incrementally): Likewise; honor
6084 PARAM_EARLY_INLINING_INSNS.
6085 (likely_eliminated_by_inlining_p): New predicate.
6086 (estimate_function_body_sizes): New function.
6087 (compute_inline_parameters): Use it.
6088 * except.c (must_not_throw_labels): New function.
6089 * except.h (must_not_throw_labels): Declare.
6090 * tree-inline.c (init_inline_once): Kill inlining_weigths
6091 * tree-ssa-structalias.c: Avoid uninitialized warning.
6092 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6093 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6094 (PARAM_INLINE_CALL_COST): Remove.
6095 (PARAM_EARLY_INLINING_INSNS): New.
6097 2009-05-25 Richard Guenther <rguenther@suse.de>
6099 PR tree-optimization/36327
6100 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
6101 callback for reference translation or lookup at the point of may-defs.
6102 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
6103 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
6104 for union COMPONENT_REFs.
6105 (vn_reference_lookup_3): New callback. Lookup from memset
6106 and CONSTRUCTOR assignment, translate through struct copies.
6107 (vn_reference_lookup_pieces): Make sure to not free the
6108 passed operands array. Adjust walk_non_aliased_vuses call.
6109 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
6110 make sure we do not leak memory.
6112 2009-05-25 Richard Guenther <rguenther@suse.de>
6114 * tree-ssa-alias.h (dump_points_to_solution): Declare.
6115 * tree-inline.c (expand_call_inline): Reset the escaped and
6117 * tree-ssa-structalias.c (pass_build_ealias): New.
6118 * tree-pass.h (pass_build_ealias): Declare.
6119 * passes.c (init_optimization_passes): Add PTA during
6120 early optimizations.
6121 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
6122 and CALLUSED solutions.
6123 (dump_points_to_solution): New function, split out from ...
6124 (dump_points_to_info_for): ... here.
6125 * tree-parloops.c (parallelize_loops): Reset the escaped and
6128 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6131 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
6132 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
6134 2009-05-25 Ira Rosen <irar@il.ibm.com>
6136 PR tree-optimization/40238
6137 * tree-vect-stmts.c (vect_init_vector): Insert initialization
6138 statements after basic block's labels.
6139 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
6140 to free the allocated memory.
6142 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
6144 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
6145 return address with a USE.
6147 2009-05-24 Richard Guenther <rguenther@suse.de>
6150 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
6151 array type from the main variant of the inner type.
6153 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6155 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
6156 definition to bool (from int) to un-break build.
6157 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
6159 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
6161 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
6162 discard_stmt_changes): Delete.
6163 * tree-ssa-operands.c (scb_stack): Delete.
6164 (init_ssa_operands): Do not initialize it.
6165 (fini_ssa_operands): Do not free it.
6166 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
6168 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
6169 update_stmt, remove the others. Fix comments.
6170 * tree-dfa.c (optimize_stack_restore): Likewise.
6171 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
6172 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
6173 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6174 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
6176 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
6177 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6178 (dom_opt_finalize_block): Likewise, adjusting access to
6180 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
6181 (stmts_to_rescan): Change item type to gimple.
6182 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
6184 2009-05-24 Ira Rosen <irar@il.ibm.com>
6186 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
6187 * tree-pass.h (pass_slp_vectorize): New pass.
6188 * params.h (SLP_MAX_INSNS_IN_BB): Define.
6189 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
6190 * tree-vectorizer.c (timevar.h): Include.
6191 (user_vect_verbosity_level): Declare.
6192 (vect_location): Fix comment.
6193 (vect_set_verbosity_level): Update user_vect_verbosity_level
6194 instead of vect_verbosity_level.
6195 (vect_set_dump_settings): Add an argument. Ignore user defined
6196 verbosity if dump flags require higher level of verbosity. Print to
6197 stderr only for loop vectorization.
6198 (vectorize_loops): Update call to vect_set_dump_settings.
6199 (execute_vect_slp): New function.
6200 (gate_vect_slp): Likewise.
6201 (struct gimple_opt_pass pass_slp_vectorize): New.
6202 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
6204 (vec_info_for_bb): New function.
6205 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
6206 (VECTORIZATION_ENABLED): New macro.
6207 (SLP_ENABLED, SLP_DISABLED): Likewise.
6208 (vect_is_simple_use): Add bb_vec_info argument.
6209 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
6210 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
6211 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
6212 vect_schedule_slp, vect_analyze_slp): Likewise.
6213 (vect_analyze_stmt): Add slp_tree argument.
6214 (find_bb_location): Declare.
6215 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6216 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
6217 (vect_analyze_loop_operations, vect_analyze_loop,
6218 get_initial_def_for_induction, vect_create_epilog_for_reduction,
6219 vect_finalize_reduction, vectorizable_reduction,
6220 vectorizable_live_operation, vect_transform_loop): Likewise.
6221 * tree-data-ref.c (dr_analyze_innermost): Update comment,
6222 skip evolution analysis if analyzing a basic block.
6223 (dr_analyze_indices): Likewise.
6224 (initialize_data_dependence_relation): Skip the test whether the
6225 object is invariant for basic blocks.
6226 (compute_all_dependences): Skip dependence analysis for data
6227 references in basic blocks.
6228 (find_data_references_in_stmt): Don't fail in case of invariant
6229 access in basic block.
6230 (find_data_references_in_bb): New function.
6231 (find_data_references_in_loop): Move code to
6232 find_data_references_in_bb and add a call to it.
6233 (compute_data_dependences_for_bb): New function.
6234 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
6235 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
6237 (vect_analyze_data_ref_dependence): Check for interleaving in case of
6238 unknown dependence in basic block and fail in case of dependence in
6240 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
6241 dependence instances from either loop or basic block vectorization
6243 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6244 before calling nested_in_vect_loop_p.
6245 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6246 dependence instances from either loop or basic block vectorization
6248 (vect_verify_datarefs_alignment): Likewise.
6249 (vect_enhance_data_refs_alignment): Adjust function calls.
6250 (vect_analyze_data_refs_alignment): Likewise.
6251 (vect_analyze_group_access): Fix printing. Skip different checks if
6252 DR_STEP is 0. Keep strided stores either in loop or basic block
6253 vectorization data structure. Fix indentation.
6254 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6256 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6257 dependence instances from either loop or basic block vectorization
6259 (vect_analyze_data_refs): Update comment. Call
6260 compute_data_dependences_for_bb to analyze basic blocks.
6261 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6262 case of loop vectorization. In case of basic block vectorization use
6263 data-ref itself as a base.
6264 (vect_create_data_ref_ptr): In case of basic block vectorization:
6265 don't advance the pointer, add new statements before the current
6266 statement. Adjust function calls.
6267 (vect_supportable_dr_alignment): Support only aligned accesses in
6268 basic block vectorization.
6269 * common.opt (ftree-slp-vectorize): New flag.
6270 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6271 (vect_pattern_recog_1): Likewise.
6272 * tree-vect-stmts.c (process_use): Likewise.
6273 (vect_init_vector): Add new statements in the beginning of the basic
6274 block in case of basic block SLP.
6275 (vect_get_vec_def_for_operand): Adjust function calls.
6276 (vect_finish_stmt_generation): Likewise.
6277 (vectorizable_call): Add assert that it is loop vectorization, adjust
6279 (vectorizable_conversion, vectorizable_assignment): Likewise.
6280 (vectorizable_operation): In case of basic block SLP, take
6281 vectorization factor from statement's type and skip the relevance
6282 check. Adjust function calls.
6283 (vectorizable_type_demotion): Add assert that it is loop
6284 vectorization, adjust function calls.
6285 (vectorizable_type_promotion): Likewise.
6286 (vectorizable_store): Check for outer loop only in case of loop
6287 vectorization. Adjust function calls. For basic blocks, skip the
6288 relevance check and don't advance pointers.
6289 (vectorizable_load): Likewise.
6290 (vectorizable_condition): Add assert that it is loop vectorization,
6291 adjust function calls.
6292 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6293 that it is not reduction, get vector type, call only supported
6294 functions, skip loop specific parts.
6295 (vect_transform_stmt): Check for outer loop only in case of loop
6297 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6298 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6299 for external definition.
6300 * passes.c (pass_slp_vectorize): New pass.
6301 * tree-vect-slp.c (find_bb_location): New function.
6302 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6303 check for patterns only in loops.
6304 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6305 case of multiple types in basic block SLP.
6306 (vect_mark_slp_stmts_relevant): New function.
6307 (vect_supported_load_permutation_p): Fix comment.
6308 (vect_analyze_slp_instance): Add argument. In case of basic block
6309 SLP, take vectorization factor from statement's type, check that
6310 unrolling factor is 1. Adjust function call. Save SLP instance in
6311 either loop or basic block vectorization structure. Return FALSE,
6313 (vect_analyze_slp): Add argument. Get strided stores groups from
6314 either loop or basic block vectorization structure. Return FALSE
6315 if basic block SLP failed.
6316 (new_bb_vec_info): New function.
6317 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6318 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6319 (vect_schedule_slp): Add argument. Get SLP instances from either
6320 loop or basic block vectorization structure. Set vectorization factor
6321 to be 1 for basic block SLP.
6322 (vect_slp_transform_bb): New function.
6323 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6325 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6327 * final.c (shorten_branches): Do not align labels for jump tables.
6328 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6330 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6332 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6333 Remove outdated reference to flow.c and fix nits.
6334 * doc/gccint.texi: Tweak RTL description.
6335 * doc/rtl.texi: Likewise.
6337 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6339 * config/avr/avr.c: Change my email address.
6340 * config/avr/avr.h: Likewise.
6341 * config/avr/avr.md: Likewise.
6342 * config/avr/avr-protos.h: Likewise.
6343 * config/avr/libgcc.S: Likewise.
6345 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6347 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6348 (spu_split_load, spu_split_store): Change return type to int.
6349 (spu_split_convert): Declare.
6350 * config/spu/predicates.md (spu_mem_operand): Remove.
6351 (spu_mov_operand): Update.
6352 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6353 * config/spu/spu.c (regno_aligned_for_load): Remove.
6354 (reg_aligned_for_addr, spu_expand_load): Define.
6355 (spu_expand_extv): Reimplement and handle MEM.
6356 (spu_expand_insv): Handle MEM.
6357 (spu_sched_reorder): Handle insn's with length 0.
6358 (spu_legitimate_address_p): Reimplement.
6359 (store_with_one_insn_p): Return TRUE for any mode with size
6360 larger than 16 bytes.
6361 (address_needs_split): Define.
6362 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6364 (spu_convert_move): Define.
6365 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6366 (spu_split_store): Change all MEM's to TImode.
6367 (spu_init_expanders): Preallocate registers that correspond to
6368 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6370 (spu_split_convert): Define.
6371 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6372 (_move<mode>, _movdi, _movti): Update predicate and condition.
6373 (load, store): Change to define_split.
6374 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6376 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6377 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6378 define_insn_and_split of lshr<mode>3.
6379 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6380 (<v>ashr<mode>3_imm): Define.
6381 (extv, extzv, insv): Allow MEM operands.
6382 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6383 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6384 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6385 (_spu_convert2): Change to define_insn_and_split and remove the
6386 corresponding define_peephole2.
6387 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6388 Change predicates to memory_operand.
6390 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6392 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6394 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6396 PR tree-optimization/40219
6397 * tree.c (iterative_hash_expr): Make sure the builtin function is
6398 a normal builtin function and not a front end or back end builtin
6399 before indexing into the built_in_decls array.
6401 2009-05-22 Richard Guenther <rguenther@suse.de>
6404 * alias.c (write_dependence_p): Do not use TBAA for answering
6405 anti-dependence or output-dependence.
6406 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6407 (emit_pointer_definition): Remove.
6408 (emit_alias_warning): Likewise.
6409 (find_what_var_points_to): Remove TBAA pruning code.
6410 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6412 (compute_points_to_sets): Remove code computing the set of
6413 dereferenced pointers.
6414 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6415 oracle for querying anti and output dependencies.
6416 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6417 if TBAA may be applied.
6418 (refs_anti_dependent_p): New function.
6419 (refs_output_dependent_p): Likewise.
6420 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6421 (refs_output_dependent_p): Likewise.
6422 * doc/tree-ssa.texi (Memory model): New section.
6423 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6424 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6425 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6426 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6427 * expr.c (expand_expr_real_1): Likewise.
6428 * gimple-low.c (lower_stmt): Likewise.
6429 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6430 (dump_gimple_cdt): Remove.
6431 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6432 (gimple_size): Likewise.
6433 (walk_gimple_op): Likewise.
6434 (is_gimple_stmt): Likewise.
6435 (walk_stmt_load_store_addr_ops): Likewise.
6436 (gimple_build_cdt): Remove.
6437 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6438 * gimple.h (gimple_cdt_new_type): Remove.
6439 (gimple_cdt_new_type_ptr): Likewise.
6440 (gimple_cdt_set_new_type): Likewise.
6441 (gimple_cdt_location): Likewise.
6442 (gimple_cdt_location_ptr): Likewise.
6443 (gimple_cdt_set_location): Likewise.
6444 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6445 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6446 GIMPLE_CHANGE_DYNAMIC_TYPE.
6447 (verify_types_in_gimple_stmt): Likewise.
6448 * tree-inline.c (estimate_num_insns): Likewise.
6449 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6450 (copy_decl_to_var): Likewise.
6451 (copy_result_decl_to_var): Likewise.
6452 * tree-pretty-print.c (dump_generic_node): Do not handle
6453 CHANGE_DYNAMIC_TYPE_EXPR.
6454 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6455 * tree-ssa-operands.c (get_expr_operands): Likewise.
6456 * tree-ssa-structalias.c (struct variable_info): Remove
6457 no_tbaa_pruning member.
6458 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6459 (unify_nodes): Do not copy it.
6460 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6461 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6462 (set_uids_in_ptset): Do not check it.
6463 (find_what_var_points_to): Likewise.
6464 (compute_tbaa_pruning): Remove.
6465 (compute_points_to_sets): Do not call it.
6466 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6467 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6468 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6469 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6470 (DECL_NO_TBAA_P): Likewise.
6471 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6472 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6473 (expand_omp_atomic_pipeline): Do not set it.
6474 * print-tree.c (print_node): Do not dump it.
6475 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6478 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6481 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6484 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6486 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6489 2009-05-22 Ben Elliston <bje@au.ibm.com>
6491 * Makefile.in (bversion.h, s-bversion): New targets.
6492 (TOPLEV_H): Add bversion.h.
6493 * toplev.h: Include "bversion.h".
6494 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6495 the __format__ attribute only if compiling with the same version
6496 of GCC as the sources (the "build version").
6498 2009-05-22 Ben Elliston <bje@au.ibm.com>
6500 * c-format.c (handle_format_attribute): Fix comment typo.
6502 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6505 * config/ia64/ia64.opt (mfused-madd): New.
6506 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6507 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6508 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6509 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6510 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6511 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6512 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6513 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6514 instruction if !TARGET_FUSED_MADD.
6515 (fpma, fpms): Remove colon from name.
6517 2009-05-22 Richard Guenther <rguenther@suse.de>
6519 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6520 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6521 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6523 (create_expression_by_pieces): Only convert if necessary.
6524 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6525 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6527 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6529 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6530 regular pattern from a template and rename it ...
6531 (*extzv_truncsi_exts): ... to this.
6533 2009-05-21 Richard Guenther <rguenther@suse.de>
6535 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6536 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6537 (cgraph_default_inline_p): Likewise.
6538 (cgraph_decide_inlining_incrementally): Likewise.
6540 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6541 Uros Bizjak <ubizjak@gmail.com>
6543 * config/i386/cpuid.h (bit_MOVBE): New.
6545 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6547 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6548 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6549 (ix86_handle_option): Handle OPT_mmovbe.
6550 (ix86_target_string): Add -mmovbe.
6551 (pta_flags): Add PTA_MOVBE.
6552 (processor_alias_table): Add PTA_MOVBE to "atom".
6553 (override_options): Handle PTA_MOVBE.
6555 * config/i386/i386.h (TARGET_MOVBE): New.
6557 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6558 (*bswapsi_movbe): New.
6559 (*bswapdi_movbe): Likewise.
6560 (bswapdi2): Renamed to ...
6562 (bswapdi2): New expander.
6564 * config/i386/i386.opt (mmovbe): New.
6566 * doc/invoke.texi: Document -mmovbe.
6568 2009-05-21 Taras Glek <tglek@mozilla.com>
6570 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6571 * gcc-plugin.h (plugin_init): Updated signature.
6572 * gcc-plugin.h (plugin_name_args): Moved to this header.
6573 * doc/plugins.texi (plugin_init): Updated documention to reflect
6575 * doc/plugins.texi (plugin_name_args): Added to documention.
6577 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6579 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6580 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6582 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6584 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6585 JUMP_TABLE_DATA_P predicates where applicable.
6586 * config/i386/predicates.md: Ditto.
6587 * config/i386/sse.md: Ditto.
6589 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6591 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6592 operand2 -128 override length_immediate attribute to 1.
6593 * config/i386/predicates.md (constm128_operand): New predicate.
6595 * config/i386/i386.c (memory_address_length): Handle %r12
6596 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6598 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6599 mode look through optional ZERO_EXTEND and SUBREG.
6600 * config/i386/i386.md (R12_REG): New define_constant.
6601 (prefix_data16): For sse unit set also for MODE_TI insns.
6602 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6603 insns set if operand 1 is ext_QIreg_operand.
6604 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6605 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6607 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6608 mode from MODE_DI to MODE_SI.
6609 (movdi_1_rex64): Override modrm and length_immediate attributes
6610 only for movabs (TYPE_IMOV, alternative 2).
6611 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6612 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6613 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6614 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6615 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6616 prefix_rex attribute if DImode.
6617 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6618 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6619 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6620 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6621 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6622 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6623 Likewise. For TYPE_IMOV clear length_immediate attribute.
6624 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6625 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6626 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6627 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6628 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6629 or one operand TYPE_ISHIFT.
6630 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6631 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6632 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6633 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6634 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6635 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6636 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6637 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6638 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6639 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6640 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6641 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6642 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6643 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6644 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6645 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6646 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6647 set mode attribute, don't override length attribute.
6648 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6650 (return_internal_long): Set length attribute to 2 instead of 1.
6651 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6652 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6653 prefix_rex attribute.
6654 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6656 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6658 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6660 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6662 2009-05-20 Ian Lance Taylor <iant@google.com>
6664 * tree.c (build_tree_list_vec_stat): New function.
6665 (ctor_to_vec): New function.
6666 (build_nt_call_vec): New function.
6667 (build_call_array): Change args to be a const pointer.
6668 (build_call_vec): New function.
6669 * tree.h (build_nt_call_vec): Declare.
6670 (build_tree_list_vec_stat): Declare.
6671 (build_tree_list_vec): Define.
6672 (build_call_array): Update declaration.
6673 (build_call_vec): Declare.
6674 (ctor_to_vec): Declare.
6675 * c-common.c (tree_vector_cache): New static variable.
6676 (make_tree_vector): New function.
6677 (release_tree_vector): New function.
6678 (make_tree_vector_single): New function.
6679 (make_tree_vector_copy): New function.
6680 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6681 (make_tree_vector_single, make_tree_vector_copy): Declare.
6682 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6683 (c_parser_expr_list): Don't manage cache here, instead call
6685 (c_parser_release_expr_list): Remove static function.
6686 (c_parser_vec_to_tree_list): Remove static function.
6687 (c_parser_attributes): Call build_tree_list_vec instead of
6688 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6689 c_parser_release_expr_list.
6690 (c_parser_postfix_expression_after_primary): Likewise.
6691 (c_parser_objc_keywordexpr): Likewise.
6693 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6695 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6696 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6697 TARGET_CONVERT_TO_TYPE.
6698 * hooks.c (hook_tree_const_tree_null): Define.
6699 * hooks.h (hook_tree_const_tree_null): Declare.
6700 * target.h (struct gcc_target): Add invalid_parameter_type,
6701 invalid_return_type, promoted_type, and convert_to_type fields.
6702 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6703 (TARGET_INVALID_RETURN_TYPE): Define.
6704 (TARGET_PROMOTED_TYPE): Define.
6705 (TARGET_CONVERT_TO_TYPE): Define.
6706 (TARGET_INITIALIZER): Update for new fields.
6707 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6708 (grokparms): Check targetm.invalid_parameter_type.
6709 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6710 * c-convert.c (convert): Check targetm.convert_to_type.
6712 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6714 * config/mips/mips.md (*extenddi_truncate<mode>,
6715 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6717 (*extendhi_truncateqi): New define_insn_and_sptit.
6719 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6722 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6723 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6725 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6727 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6728 the operand of VIEW_CONVERT_EXPR.
6730 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6732 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6733 extended family and model for Intel processors. Support Intel Atom.
6735 2009-05-20 Olivier Hainque <hainque@adacore.com>
6737 * gstab.h (stab_code_type): Define, to be used instead of the
6738 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6740 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6741 occurrences by stab_code_type.
6742 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6744 2009-05-20 Martin Jambor <mjambor@suse.cz>
6746 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6747 (sra_insert_before): Likewise.
6748 (sra_insert_after): Likewise.
6749 (sra_init_cache): Likewise.
6750 (sra_type_can_be_decomposed_p): Likewise.
6751 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6752 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6753 (sra_insert_before): Likewise.
6754 (sra_insert_after): Likewise.
6755 (sra_init_cache): Likewise.
6756 (insert_edge_copies_seq): Made static and moved upwards.
6758 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6761 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6763 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6764 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6767 2009-05-20 Richard Guenther <rguenther@suse.de>
6769 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6770 with mismatched comparison modes.
6772 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6774 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6775 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6776 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6777 with shifts for Thumb2.
6778 (orsi_notsi): New for orn.
6779 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6780 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6781 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6782 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6783 Don't invert remainder for IOR.
6785 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6787 PR tree-optimization/40087
6788 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6789 number_of_iterations_ne): Rename never_infinite argument.
6790 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6791 number_of_iterations_le): Handle pointer-type ivs when
6792 exit_must_be_taken is false.
6793 (number_of_iterations_cond): Do not always assume that
6794 exit_must_be_taken if the control variable is a pointer.
6796 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6798 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6799 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6801 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6803 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6804 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6806 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6809 * c.opt (Wlogical-op): Disabled by default.
6810 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6812 * doc/invoke.texi (Wlogical-op): Likewise.
6814 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6816 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6818 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6819 Propagate the type of the first operand.
6820 <ASSERT_EXPR>: Simplify.
6821 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6822 Rewrite using the RHS code as discriminant.
6823 <NOP_EXPR>: Turn into CASE_CONVERT.
6824 <PLUS_EXPR>: Propagate the type of the first operand.
6826 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6828 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6829 (ia64_dconst_0_375): New.
6830 * config/ia64/ia64.c (ia64_override_options): Remove
6831 -minline-sqrt-min-latency warning.
6832 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6833 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6834 * config/ia64/ia64.md (*sqrt_approx): Remove.
6835 (sqrtsf2): Remove #if 0.
6836 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6837 (sqrtdf): Remove assert.
6838 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6839 (sqrtxf2): Remove #if 0.
6840 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6841 * div.md (sqrt_approx_rf): New.
6842 (sqrtsf2_internal_thr): New implementation.
6843 (sqrtsf2_internal_lat): New.
6844 (sqrtdf2_internal_thr: New implementation.
6845 (sqrtxf2_internal): New implementation.
6847 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6848 Hans-Peter Nilsson <hp@axis.com>
6850 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6851 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6852 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6853 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6854 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6855 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6856 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6857 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6858 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6859 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6860 * c-common.c: ...from here.
6862 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6864 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6866 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6868 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6870 2009-05-19 Ben Elliston <bje@au.ibm.com>
6872 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6873 assignments with memcpy calls.
6874 (add_fdes): Likewise.
6875 (binary_search_unencoded_fdes): Likewise.
6876 (linear_search_fdes): Eliminate type puns.
6878 2009-05-19 Richard Guenther <rguenther@suse.de>
6880 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6881 not falsely claim to have propagated into all uses.
6883 2009-05-19 Ben Elliston <bje@au.ibm.com>
6885 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6888 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6890 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6891 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6892 (TARGET_LEGITIMATE_ADDRESS_P): New.
6893 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6894 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6896 2009-05-18 Dodji Seketeli <dodji@redhat.com>
6899 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
6900 child of the containing namespace's DIE.
6902 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
6904 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
6905 *zero_extendhi_truncqi): Move after the zero_extend patterns.
6906 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
6909 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
6912 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
6913 gen_align with gen_pad.
6914 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
6915 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
6917 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
6918 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
6920 * config/i386/i386.md (align): Renamed to ...
6921 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
6922 ASM_OUTPUT_MAX_SKIP_PAD.
6924 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
6926 * config.gcc: Fix variable syntax.
6929 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
6930 before calling exact_log2.
6931 (output_iorsi3): Likewise.
6932 (output_xorsi3): Likewise.
6934 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6936 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
6937 for the none zero constant operand except for EQ and NE
6938 comprisons even when the first operand is R0.
6940 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
6942 * config/s390/2064.md: Remove trailing whitespaces.
6943 * config/s390/2084.md: Likewise.
6944 * config/s390/constraints.md: Likewise.
6945 * config/s390/fixdfdi.h: Likewise.
6946 * config/s390/libgcc-glibc.ver: Likewise.
6947 * config/s390/s390-modes.def: Likewise.
6948 * config/s390/s390-protos.h: Likewise.
6949 * config/s390/s390.c: Likewise.
6950 * config/s390/s390.h: Likewise.
6951 * config/s390/s390.md: Likewise.
6952 * config/s390/tpf-unwind.h: Likewise.
6954 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6956 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
6958 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6961 * configure.ac (m68k-*-*): Check if binutils support TLS.
6962 * configure: Regenerate.
6963 * config/m68k/predicates.md (symbolic_operand): Extend comment.
6964 * config/m68k/constraints.md (Cu): New constraint.
6965 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
6966 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
6967 (movsi): Handle TLS symbols.
6968 (addsi3_5200): Handle XTLS symbols, indent.
6969 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
6970 (m68k_tls_reference_p): Declare.
6971 (m68k_legitimize_address): Declare.
6972 (m68k_unwrap_symbol): Declare.
6973 * config/m68k/m68k.opt (mxtls): New option.
6974 * config/m68k/m68k.c (ggc.h): Include.
6975 (m68k_output_dwarf_dtprel): Implement hook.
6976 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6977 (m68k_expand_prologue): Load GOT pointer when function needs it.
6978 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
6979 (m68k_legitimate_constant_address_p): Same.
6980 (m68k_decompose_address): Handle TLS references.
6981 (m68k_get_gp): New static function.
6982 (enum m68k_reloc): New contants.
6983 (TLS_RELOC_P): New macro.
6984 (m68k_wrap_symbol): New static function.
6985 (m68k_unwrap_symbol): New function.
6986 (m68k_final_prescan_insn_1): New static function.
6987 (m68k_final_prescan_insn): New function.
6988 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
6990 (legitimize_pic_address): Handle TLS references..
6991 (m68k_tls_get_addr, m68k_get_tls_get_addr)
6992 (m68k_libcall_value_in_a0_p)
6993 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
6994 (m68k_call_m68k_read_tp): Helper variables and functions for ...
6995 (m68k_legitimize_tls_address): Handle TLS references.
6996 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
6998 (m68k_legitimize_address): Handle TLS symbols.
6999 (m68k_get_reloc_decoration): New static function.
7000 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7002 (m68k_output_dwarf_dtprel): Implement hook.
7003 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7004 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7005 m68k_call_* routines.
7006 (sched_attr_op_type): Handle TLS symbols.
7007 (gt-m68k.h): Include.
7008 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
7009 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
7011 2009-05-18 Martin Jambor <mjambor@suse.cz>
7013 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
7014 (visit_store_addr_for_mod_analysis): New function.
7015 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
7016 (determine_cst_member_ptr): Use gimple_assign_single_p.
7017 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
7018 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7019 operands. Don't check number of operands of a NOP_EXPR.
7021 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7023 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7025 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7028 * c-common.c (warn_logical_operator): Don't warn if one of
7029 expression isn't always true or false.
7031 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7033 * config/i386/biarch32.h: New file.
7034 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7036 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7038 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7039 *zero_extend<mode>_truncqi): Merge these into ...
7040 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7041 Name the pattern following this as *zero_extendhi_truncqi.
7043 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7046 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7047 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7048 (output_info): Make field HOST_WIDEST_INT.
7049 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7050 (dump_bitmat_statistics): Same.
7052 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7054 * config.gcc (use_gcc_stdint): Set to wrap.
7055 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7056 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7057 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7058 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7059 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7060 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7061 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7062 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7064 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7066 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7068 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7069 Move definitions earlier.
7070 (OPT_ARCH64, OPT_ARCH32): Define.
7071 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7074 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7077 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
7080 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7082 * arm.md (movdi2): Copy non-reg values to DImode registers.
7084 2009-05-16 Jakub Jelinek <jakub@redhat.com>
7087 * final.c (label_to_max_skip): New function.
7088 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
7089 CODE_LABEL_NUMBER <= max_labelno.
7090 * output.h (label_to_max_skip): New prototype.
7091 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
7092 (ix86_avoid_jump_mispredicts): ... this. Don't define if
7093 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
7094 Handle CODE_LABELs with >= 16 byte alignment or with
7095 max_skip == (1 << align) - 1.
7096 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
7097 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
7100 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
7101 .p2align 3 if MAX_SKIP is smaller than 7.
7102 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7104 2009-05-15 Ian Lance Taylor <iant@google.com>
7106 * alias.c (struct alias_set_entry_d): Rename from struct
7107 alias_set_entry. Change all uses.
7108 * except.c (struct call_site_record_d): Rename from struct
7109 call_site_record. Change all uses.
7110 * except.h (struct eh_region_d): Rename from struct eh_region.
7112 * gcse.c (struct hash_table_d): Rename from struct hash_table.
7114 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
7115 ivtype_map_elt. Change all uses.
7116 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
7118 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
7119 * graphite.h (struct name_tree_d): Rename from struct name_tree.
7121 (struct sese_d): Rename from struct sese. Change all uses.
7122 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
7123 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
7124 * optabs.h (struct optab_d): Rename from struct optab. Change all
7126 (struct convert_optab_d): Rename from struct convert_optab.
7128 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
7129 ipa_opt_pass. Change all uses.
7130 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
7133 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
7134 defined as a typedef.
7135 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
7138 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7141 * fold-const.c (make_range,build_range_check,merge_ranges): Move
7143 (merge_ranges): Returns bool.
7144 * tree.h (make_range): .. to here.
7145 (build_range_check): Likewise.
7146 (merge_ranges): Likewise. Renamed from merge_ranges.
7147 * c-typeck.c (parser_build_binary_op): Update calls to
7148 warn_logical_operator.
7149 * c-common.c (warn_logical_operator): Add new warning.
7150 * c-common.h (warn_logical_operator): Update declaration.
7152 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7154 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
7156 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7158 * doc/install.texi: Document MPC requirements, flags etc.
7160 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
7161 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
7162 Evaluate constant arguments.
7163 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
7164 (fold_builtin_1): Likewise, also evaluate constant arguments.
7165 Remove superfluous break.
7166 (do_mpc_ckconv): New.
7167 * real.h: Include mpc.h.
7168 * toplev.c (print_version): Output MPC version info if available.
7170 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7172 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
7174 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
7176 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
7179 2009-05-15 Jan Hubicka <jh@suse.cz>
7181 * doc/invoke.texi (max-early-inliner-iterations): New flag.
7182 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
7183 (try_inline): Fix return value.
7184 (cgraph_decide_inlining_incrementally): Honor new value.
7185 (cgraph_early_inlining): Handle indirect inlining.
7186 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
7188 2009-05-15 Jan Hubicka <jh@suse.cz>
7190 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
7191 * cgraphunit.c (cgraph_finalize_function): Set it.
7192 (cgraph_expand_function): Use it.
7194 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7196 * real.c (encode_ieee_half): Define.
7197 (decode_ieee_half): Define.
7198 (ieee_half_format): Define.
7199 (arm_half_format): Define.
7200 * real.h (ieee_half_format): Declare.
7201 (arm_half_format): Declare.
7203 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7205 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
7206 swapped, and reversed optabs exist before trying to use them.
7208 2009-05-15 Paul Brook <paul@codesourcery.com>
7209 Sandra Loosemore <sandra@codesourcery.com>
7211 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
7212 loads. Allow PRE_DEC.
7213 (output_move_neon): Handle PRE_DEC.
7214 (arm_print_operand): Add 'A' for neon structure loads.
7215 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
7216 * config/arm/neon.md (neon_mov): Update comment.
7217 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
7219 (Um): New constraint.
7221 2009-05-15 Jan Hubicka <jh@suse.cz>
7223 Revert the following patch until testsuite fallout is fixed:
7224 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7225 * cgraph.h (struct inline_summary): New filed self_wize,
7226 size_inlining_benefit, self_time and time_inlining_benefit.
7227 (struct cgraph_global_info): Replace insns by time ans size fields.
7228 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7229 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7230 (ipcp_update_callgraph): Do not touch function bodies.
7231 * ipa-inline.c: Include except.h
7232 (MAX_TIME): New constant.
7233 (overall_insns): Remove
7234 (overall_size, max_benefit): New static variables.
7235 (cgraph_estimate_time_after_inlining): New function.
7236 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7237 (cgraph_clone_inlined_nodes): Update size.
7238 (cgraph_mark_inline_edge): Update size.
7239 (cgraph_estimate_growth): Use size info.
7240 (cgraph_check_inline_limits): Check size.
7241 (cgraph_default_inline_p): Likewise.
7242 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7243 (cgraph_decide_recursive_inlining): Check size.
7244 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7246 (cgraph_decide_inlining): Likewise.
7247 (cgraph_decide_inlining_incrementally): Likewise; honor
7248 PARAM_EARLY_INLINING_INSNS.
7249 (likely_eliminated_by_inlining_p): New predicate.
7250 (estimate_function_body_sizes): New function.
7251 (compute_inline_parameters): Use it.
7252 * except.c (must_not_throw_labels): New function.
7253 * except.h (must_not_throw_labels): Declare.
7254 * tree-inline.c (init_inline_once): Kill inlining_weigths
7255 * tree-ssa-structalias.c: Avoid uninitialized warning.
7256 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7257 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7258 (PARAM_INLINE_CALL_COST): Remove.
7259 (PARAM_EARLY_INLINING_INSNS): New.
7261 2009-05-15 Richard Guenther <rguenther@suse.de>
7263 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7264 not TODO_update_ssa.
7266 2009-05-15 Richard Guenther <rguenther@suse.de>
7268 PR tree-optimization/39999
7269 * gimple.h (gimple_expr_type): Use the expression type looking
7270 through useless conversions.
7271 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7272 (vn_nary_op_insert_stmt): Likewise.
7273 (simplify_binary_expression): Likewise.
7275 2009-05-15 Richard Guenther <rguenther@suse.de>
7277 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7278 New options, enabled by default.
7279 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7281 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7282 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7283 * tree-ssa-structalias.c (gate_tree_pta): New function.
7284 (pass_build_alias): Use it.
7286 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7288 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7289 recurse on an invariant address if a conversion from a pointer
7290 type to a wider integer type is involved.
7292 2009-05-15 Jan Hubicka <jh@suse.cz>
7294 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7295 * cgraph.h (struct inline_summary): New filed self_wize,
7296 size_inlining_benefit, self_time and time_inlining_benefit.
7297 (struct cgraph_global_info): Replace insns by time ans size fields.
7298 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7299 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7300 (ipcp_update_callgraph): Do not touch function bodies.
7301 * ipa-inline.c: Include except.h
7302 (MAX_TIME): New constant.
7303 (overall_insns): Remove
7304 (overall_size, max_benefit): New static variables.
7305 (cgraph_estimate_time_after_inlining): New function.
7306 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7307 (cgraph_clone_inlined_nodes): Update size.
7308 (cgraph_mark_inline_edge): Update size.
7309 (cgraph_estimate_growth): Use size info.
7310 (cgraph_check_inline_limits): Check size.
7311 (cgraph_default_inline_p): Likewise.
7312 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7313 (cgraph_decide_recursive_inlining): Check size.
7314 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7316 (cgraph_decide_inlining): Likewise.
7317 (cgraph_decide_inlining_incrementally): Likewise; honor
7318 PARAM_EARLY_INLINING_INSNS.
7319 (likely_eliminated_by_inlining_p): New predicate.
7320 (estimate_function_body_sizes): New function.
7321 (compute_inline_parameters): Use it.
7322 * except.c (must_not_throw_labels): New function.
7323 * except.h (must_not_throw_labels): Declare.
7324 * tree-inline.c (init_inline_once): Kill inlining_weigths
7325 * tree-ssa-structalias.c: Avoid uninitialized warning.
7326 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7327 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7328 (PARAM_INLINE_CALL_COST): Remove.
7329 (PARAM_EARLY_INLINING_INSNS): New.
7330 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7331 (inline-call-cost): Remove.
7332 (early-inlining-insns): New.
7334 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7336 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7338 (print_int_cst_bounds_in_octal_p): Likewise.
7339 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7341 * dwarf2out.c (base_type_die): Likewise.
7342 (is_subrange_type): Delete.
7343 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7344 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7345 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7346 if the destination type is boolean.
7347 (build_range_check): Do not special-case subtypes.
7348 (fold_sign_changed_comparison): Likewise.
7349 (fold_unary): Likewise.
7350 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7351 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7352 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7353 * tree.c (subrange_type_for_debug_p): New predicate based on the
7354 former is_subrange_type.
7355 * tree.h (subrange_type_for_debug_p): Declare.
7356 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7357 (convert_affine_scev): Remove call to above function.
7358 (chrec_convert_aggressive): Likewise.
7359 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7360 false for conversions involving subtypes.
7361 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7362 (vrp_val_min): Likewise.
7363 (needs_overflow_infinity): Likewise.
7364 (extract_range_from_unary_expr): Likewise.
7366 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7368 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7369 * config/frv/frv.c: Likewise.
7370 * config/s390/s390.c: Likewise.
7371 * config/sparc/sparc.h: Likewise.
7372 * config/i386/i386.h: Likewise.
7373 * config/i386/i386.c: Likewise.
7374 * config/crx/crx.c: Likewise.
7375 * config/m68hc11/m68hc11.h: Likewise.
7376 * config/iq2000/iq2000.c: Likewise.
7377 * config/mn10300/mn10300.h: Likewise.
7378 * config/mn10300/mn10300.c: Likewise.
7379 * config/m68k/m68k.c: Likewise.
7380 * config/rs6000/rs6000.c: Likewise.
7381 * config/rs6000/xcoff.h: Likewise.
7382 * config/rs6000/linux64.h: Likewise.
7383 * config/rs6000/sysv4.h: Likewise.
7384 * config/score/score3.c: Likewise.
7385 * config/score/score7.c: Likewise.
7386 * config/score/score.c: Likewise.
7387 * config/arm/arm.md: Likewise.
7388 * config/mips/mips.c: Likewise.
7389 * config/mips/mips.md: Likewise.
7390 * config/bfin/bfin.h: Likewise.
7391 * config/pa/pa.c: Likewise.
7392 * config/pa/constraints.md: Likewise.
7394 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7395 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7396 * config/pdp11/pdp11.h: Use memory_address_p instead.
7398 2009-05-14 Ian Lance Taylor <iant@google.com>
7400 * passes.c (finish_optimization_passes): Change i to int.
7401 * plugin.c (plugins_active_p): Change event to int.
7402 (dump_active_plugins): Likewise.
7403 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7405 * tree.c (tree_range_check_failed): Change c to unsigned int.
7406 (omp_clause_range_check_failed): Likewise.
7407 (build_common_builtin_nodes): Change mode to int. Add cast.
7408 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7409 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7411 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7412 ++ or -- with a variable of enum type.
7414 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7417 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7419 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7421 * store-motion.c: Do not include params.h
7422 * Makefile.in: Fix dependencies for various files.
7424 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7426 * auto-inc-dec.c: Fix pass description, remove apparent
7427 accidental duplication.
7429 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7432 * ipa-utils.h (memory_identifier_string): Moved to ...
7433 * tree.h (memory_identifier_string): Here. Add GTY(()).
7435 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7437 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7438 in the former documentation of...
7439 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7440 * ira-conflicts.c (get_dup_num): Use address_operand.
7441 * targhooks.c (default_legitimate_address_p): New.
7442 * targhooks.h (default_legitimate_address_p): New.
7443 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7445 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7446 * target.h (struct target): Add legitimate_address_p.
7447 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7448 (TARGET_INITIALIZER): Include it.
7450 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7451 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7452 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7453 (TARGET_LEGITIMATE_ADDRESS_P): New.
7455 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7456 (REG_OK_STRICT_P): Delete.
7457 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7458 (frv_legitimate_address_p_1): ... this.
7459 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7460 (frv_legitimate_address_p_1): ... the renamed old
7461 frv_legitimate_address_p.
7462 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7463 (TARGET_LEGITIMATE_ADDRESS_P): New.
7465 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7466 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7467 * config/s390/s390.c (legitimate_address_p): Rename to...
7468 (s390_legitimate_address_p): ... this, make static.
7469 (legitimize_address): Adjust call.
7470 (TARGET_LEGITIMATE_ADDRESS_P): New.
7471 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7473 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7474 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7475 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7476 (TARGET_LEGITIMATE_ADDRESS_P): New.
7478 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7479 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7480 * config/spu/spu.c (spu_legitimate_address): Rename to...
7481 (spu_legitimate_address_p): ... this, make static.
7482 (TARGET_LEGITIMATE_ADDRESS_P): New.
7484 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7485 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7486 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7487 (sparc_legitimate_address_p): ... this, make static and return bool.
7488 (legitimize_address): Adjust call.
7489 (TARGET_LEGITIMATE_ADDRESS_P): New.
7491 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7492 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7493 * config/i386/i386.c (legitimate_address_p): Rename to...
7494 (ix86_legitimate_address_p): ... this, make static.
7495 (constant_address_p): Move after it, adjust call.
7496 (TARGET_LEGITIMATE_ADDRESS_P): New.
7498 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7499 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7500 * config/avr/avr.c (legitimate_address_p): Rename to...
7501 (avr_legitimate_address_p): ... this, make static.
7502 (legitimize_address): Adjust call.
7503 (TARGET_LEGITIMATE_ADDRESS_P): New.
7505 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7506 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7507 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7508 (TARGET_LEGITIMATE_ADDRESS_P): New.
7510 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7511 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7512 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7513 (TARGET_LEGITIMATE_ADDRESS_P): New.
7515 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7516 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7518 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7520 (TARGET_LEGITIMATE_ADDRESS_P): New.
7522 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7523 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7525 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7527 (m68hc11_legitimate_address_p): ... this, make static.
7528 (go_if_legitimate_address_internal): Rename to...
7529 (m68hc11_legitimate_address_p_1): ... this.
7530 (legitimize_address): Adjust call.
7531 (TARGET_LEGITIMATE_ADDRESS_P): New.
7533 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7534 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7535 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7536 (TARGET_LEGITIMATE_ADDRESS_P): New.
7538 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7539 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7540 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7541 (mn10300_legitimate_address_p): ... this, make static.
7542 (TARGET_LEGITIMATE_ADDRESS_P): New.
7544 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7545 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7546 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7547 (TARGET_LEGITIMATE_ADDRESS_P): New.
7549 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7550 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7551 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7552 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7553 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7554 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7555 (rs6000_legitimate_address_p): ... this, make static.
7556 (TARGET_LEGITIMATE_ADDRESS_P): New.
7557 (REG_MODE_OK_FOR_BASE_P): Delete.
7558 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7560 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7561 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7563 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7564 static, adjust types.
7565 (TARGET_LEGITIMATE_ADDRESS_P): New.
7567 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7568 * config/score/score.c (score_address_p): Rename to...
7569 (score_legitimate_address_p): ... this.
7570 (TARGET_LEGITIMATE_ADDRESS_P): New.
7571 * config/score/score3.c (score3_address_p): Rename to...
7572 (score3_legitimate_address_p): ... this.
7573 * config/score/score7.c (score7_address_p): Rename to...
7574 (score7_legitimate_address_p): ... this.
7576 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7577 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7578 GO_IF_LEGITIMATE_ADDRESS): Delete.
7579 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7580 thumb2_legitimate_address_p): Delete.
7581 (arm_legitimate_address_p): Rename to...
7582 (arm_legitimate_address_outer_p): ... this.
7583 * config/arm/constraints.md ("Uq"): Adjust call.
7584 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7585 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7587 (arm_legitimate_address_outer_p): ... this.
7588 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7590 (TARGET_LEGITIMATE_ADDRESS_P): New.
7592 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7593 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7594 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7595 (TARGET_LEGITIMATE_ADDRESS_P): New.
7597 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7598 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7599 * config/vax/vax.c (legitimate_address_p): Rename to...
7600 (vax_legitimate_address_p): ... this, make static.
7601 (TARGET_LEGITIMATE_ADDRESS_P): New.
7603 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7604 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7605 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7606 (TARGET_LEGITIMATE_ADDRESS_P): New.
7608 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7609 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7610 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7611 (mmix_legitimate_address_p): ... this, make static.
7612 (TARGET_LEGITIMATE_ADDRESS_P): New.
7614 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7615 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7616 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7617 (TARGET_LEGITIMATE_ADDRESS_P): New.
7619 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7621 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7622 of MODE_COMPLEX_INT.
7624 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7626 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7627 LCT_NORMAL in function call.
7628 * mips-tdump.c (print_file_desc): Add cast to enum type.
7629 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7630 (mark_stabs): Add casts to enum types.
7631 (parse_stabs_common): Add casts to enum types.
7633 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7635 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7636 Check for invalid values of LETTER.
7638 2009-05-13 Taras Glek <tglek@mozilla.com>
7640 * attribs.c (register_attribute): moved out attribute registration
7641 into register_attribute.
7642 * doc/plugins.texi: Documented register_attribute and
7644 * gcc-plugin.h: Added forward decl for register_attribute.
7645 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7646 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7647 PLUGIN_ATTRIBUTES boilerplate.
7649 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7651 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7652 values even in sentinel and empty entries.
7653 (ms_printf_flag_specs): Likewise.
7654 (ms_scanf_flag_specs): Likewise.
7655 (ms_strftime_flag_specs): Likewise.
7656 (ms_print_char_table): Likewise.
7657 (ms_scan_char_table): Likewise.
7658 (ms_time_char_table): Likewise.
7660 2009-05-13 Doug Kwan <dougkwan@google.com>
7662 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7664 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7666 * config/mips/mips.md (store): Add attributes for QI and HI.
7668 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7669 (truncdi<mode>2): ... this new pattern.
7671 2009-05-13 Brad Hards <bradh@kde.org>
7673 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7675 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7676 Ben Elliston <bje@au.ibm.com>
7679 * dse.c (check_mem_read_rtx): Guard against width == -1.
7681 2009-05-13 Michael Matz <matz@suse.de>
7684 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7685 (trivially_conflicts_p): New function.
7686 (insert_backedge_copies): Use it.
7688 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7690 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7691 (handle_stdc_pragma): Use new enum constant names.
7692 (handle_pragma_float_const_decimal64): Ditto.
7694 2009-05-13 Ian Lance Taylor <iant@google.com>
7696 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7699 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7701 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7702 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7704 * config/m68k/m68k.h (FL_UCLINUX): Define.
7706 2009-05-13 Jan Hubicka <jh@suse.cz>
7708 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7710 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7712 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7713 unless -fschedule-insns is specified.
7715 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7718 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7719 TARGET_EXPAND_CBRANCHDI4.
7720 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7721 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7722 (cmpeqdi): Fix comment.
7724 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7726 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7727 (sh_legitimate_address_p): Likewise.
7728 * config/sh/sh.c (sh_legitimate_index_p): New.
7729 (sh_legitimate_address_p): Likewise.
7730 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7731 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7732 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7733 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7734 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7735 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7736 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7737 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7738 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7740 2009-05-12 Jan Hubicka <jh@suse.cz>
7742 * tree-inline.c (estimate_operator_cost): Add operands;
7743 when division happens by constant, it is cheap.
7744 (estimate_num_insns): Loads and stores are not having cost of 0;
7745 EH magic stuff is cheap; when computing runtime cost of switch,
7746 use log2 base of amount of its cases; builtin_expect has cost of 0;
7747 compute cost for moving return value of call.
7748 (init_inline_once): Initialize time_based flags.
7749 * tree-inline.h (eni_weights_d): Add time_based flag.
7751 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7753 * df-core.c: Update head documentation.
7755 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7758 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7759 shadowing exisiting variable op1.
7761 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7764 * config/i386/driver-i386.c (processor_signatures): New enum.
7765 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7766 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7767 processor signature to detect geode processor.
7769 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7773 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7775 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7776 causes spurious differences between trunk and cond-optab branch.
7778 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7780 * dojump.c (compare_from_rtx): Delete.
7781 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7782 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7783 if the comparison does not satisfy the predicate; test predicates for
7784 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7785 further if one existing pattern fails.
7786 * expr.h (compare_from_rtx): Delete.
7787 (prepare_operand): Declare it.
7788 * optabs.c: Change "lib call" to "libcall" throughout.
7789 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7790 HAVE_conditional_trap, emit_cmp_insn): Delete.
7791 (can_compare_p): Delete cmp_optab case.
7792 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7793 Accept other parameters by value.
7794 (prepare_operand): Make non-static.
7795 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7796 other parameters by value. Try to widen operands here based on
7797 an optab_methods argument and looking at cbranch_optab.
7798 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7799 loop. Use cbranch_optab directly.
7800 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7801 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7803 (emit_conditional_move, emit_conditional_add): Inline what's needed
7804 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7805 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7806 with COMPARE. Move cmov_optab and cstore_optab above
7807 with cbranch_optab, move cmp_optab down with ucmp_optab,
7808 remove tst_otpab. Do not initialize trap_rtx.
7809 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7810 for trap code. Do not check HAVE_conditional_trap. Use
7811 prepare_cmp_insn. Accept no predicate for operand 3.
7812 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7813 (OTI_ctrap, ctrap_optab): New.
7814 (tst_optab): Delete.
7815 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7816 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7817 with lookup of ctrap_optab.
7818 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7822 * combine.c (combine_simplify_rtx, simplify_set): Do not
7823 special case comparing against zero for cc0 machines.
7824 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7825 COMPARE on cc0 machines.
7826 (simplify_relational_operation): Return a new expression when
7827 a COMPARE could be removed.
7828 * final.c (final_scan_insn): Compare cc_status values
7829 against LHS of a (compare FOO (const_int 0)) cc0 source.
7830 Also check if cc_status.value is the full compare.
7832 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7833 (cstoreMM4): Document.
7834 (conditional_trap): Document ctrapMM4 instead.
7835 (sync_compare_and_swapMM): Refer to cbranchcc4.
7836 (Dependent Patterns): Eliminate obsolete information referring to
7837 the old jump optimization phase.
7838 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7839 of compares with 0 on cc0 machines.
7840 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7841 avoiding references to cc0. Remove text about storing operands
7843 * doc/tm.texi (Condition Codes): Include blurb on different
7844 condition code representations, separate into subsections for
7845 CC0, MODE_CC and conditional execution.
7847 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7848 alpha_emit_setcc): Accept operands and a machine mode.
7849 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7850 Get code/op0/op1 from operands, use machine mode argument
7851 instead of alpha_compare.fp_p. Emit the branch here.
7852 (alpha_emit_setcc): Likewise, and return boolean.
7853 (alpha_emit_conditional_move): Likewise. Assert that
7854 cmp_op_mode == cmp_mode, and simplify accordingly.
7855 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7856 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7857 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7859 (stack probe test): Use cbranchdi4.
7860 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7862 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7863 * config/arc/arc.h (movsicc, movsfcc): Use it.
7864 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7865 (cbranchsi4, cstoresi4): New.
7866 (cmpsi, bCC and sCC expanders): Remove.
7868 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7869 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7870 * config/arm/predicates.md (arm_comparison_operator): Only include
7871 floating-point operators if there is a hardware floating-point unit.
7872 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7873 deferring to cbranch_cc and cstore_cc respectively.
7874 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7875 cbranch_cc, cstore_cc): New.
7876 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7878 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7880 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7881 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7883 (adjust_insn_length): Adjust calls.
7884 (avr_reorg): Handle (compare (foo) (const_int 0)).
7885 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7886 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7887 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7888 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7890 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7891 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7893 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7894 (cbranchsi4, cstorebi4, cstoresi4): New.
7895 (movbisi): This insn is duplicate, split it to zero_extend.
7896 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7897 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
7898 (bfin_optimize_loop): Use cbranch expander.
7899 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
7900 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
7901 (bfin_bimode_comparison_operator): ... this.
7902 (bfin_direct_comparison_operator): New.
7904 * config/cris/cris.c (cris_normal_notice_update_cc): Look
7905 inside (compare FOO (const_int 0)).
7906 (cris_rtx_costs): Handle ZERO_EXTRACT.
7907 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
7908 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
7909 (*tstdi_v32): Delete.
7910 (*cmpdi_non_v32): Add M alternative for operand 1.
7911 (cmpsi, cmp<mode>): Make private.
7912 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
7914 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
7916 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
7917 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
7918 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
7919 (cc_reg_operand): New.
7921 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
7922 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
7923 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
7924 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
7925 crx_expand_scond): Delete.
7927 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
7929 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
7930 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
7932 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
7933 cstoresi4, cstoresf4, cstoredf4): New.
7934 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
7935 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7936 Receive the entire operands array.
7937 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
7938 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
7939 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7940 Get test/op0/op1 from the operands array.
7941 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
7943 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
7944 (h8300_expand_store): New.
7945 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
7947 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
7948 (h8300_expand_store): New.
7949 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
7950 or do not try to produce (set (cc0) REG).
7951 (peepholes): Wrap arguments with COMPARE. Add a peephole to
7952 change a compare into a move to a scratch register. Disable some
7953 peepholes when comparing with zero.
7954 (tstsi, tsthi, tstsi, cmpqi): Make private.
7957 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
7960 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
7961 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
7962 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
7963 (ix86_emit_i387_log1p): Use cbranchxf2.
7964 (ix86_expand_setcc): Return void.
7965 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
7966 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
7967 cmp<MODEF>, cmpcc): Remove.
7968 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
7969 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
7970 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
7971 (sCC and bCC expanders): Remove.
7972 (stack_protect_test): Use cbranchcc4.
7974 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
7976 (ia64_expand_compare): Accept three rtx by reference and return void.
7977 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
7978 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
7979 from *expr. Update *expr with the BImode comparison to do.
7980 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
7981 cmptf, bCC, sCC, conditional_trap): Delete.
7982 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
7983 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
7984 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
7985 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
7986 * config/ia64/predicates.md (ia64_cbranch_operator): New.
7988 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
7989 type of last argument.
7990 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
7991 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
7992 use machine mode argument instead of branch_type. Remove dead
7993 code for floating-point comparisons.
7994 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
7995 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
7997 (cbranchsi4, cstoresi4): New.
7998 * config/iq2000/predicates.md (reg_or_const_operand): New.
8000 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8001 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8002 (b<code>_op): Rewrite to...
8003 (bcc_op): ... this, using match_operator.
8004 (s<code>_op): Rewrite to...
8005 (scc_op): ... this, using match_operator.
8006 (s<code>_24_op): Rewrite to...
8007 (scc_op_24): ... this, using match_operator.
8008 (s<code>_<mode>): Rewrite to...
8009 (cstore<mode>4): ... this, using match_operator.
8010 (s<code>_<mode>_24): Rewrite to...
8011 (cstore<mode>4_24): ... this, using match_operator.
8012 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
8013 m32c_unpend_compare, m32c_expand_scc): Delete.
8014 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
8015 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
8016 (m32c_expand_movcc): Change NE to EQ if necessary.
8017 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8019 * config/m32r/m32r-protos.h (gen_cond_store): New.
8020 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8021 (gen_cond_store): New, from sCC patterns.
8022 (m32r_expand_block_move): Use cbranchsi4.
8023 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8024 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8025 (cbranchsi4, cstoresi4): New.
8027 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8029 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8030 (m68hc11_notice_update_cc): Look into a compare with 0.
8031 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8033 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8034 cmphi, cmpqi, bCC): Delete.
8035 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8036 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8037 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8040 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8041 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8042 * config/m68k/constraints.md (H): New.
8043 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8044 the define_insn below.
8045 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8046 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8047 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8048 patterns): Wrap RHS with COMPARE.
8049 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8050 (*cmpdi_internal): Name this pattern.
8051 (cmpdi): Change to define_insn.
8052 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8053 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8054 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8056 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8057 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8058 (conditional_trap): Change to...
8059 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8060 (*conditional_trap): Use the ordered_comparison_operator and
8061 const1_operand predicates.
8062 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8063 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8064 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8065 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8067 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8068 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8069 (mcore_gen_compare): New.
8070 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8071 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8072 (mcore_gen_compare): ... this.
8073 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8074 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8075 (stack probe pattern): Use cbranchsi4.
8077 * config/mips/predicates.md (mips_cstore_operator): New.
8078 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
8079 * config/mips/mips.md (any_cond): Delete.
8080 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
8082 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
8083 fixuns_truncsfdi2): Use cbranch patterns.
8084 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
8085 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
8086 Adjust call to mips_expand_conditional_branch.
8087 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
8089 * config/mips/mips-protos.h (mips_expand_conditional_branch,
8090 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
8091 * config/mips/mips.c (cmp_operands): Delete.
8092 (mips_emit_compare): Get comparison operands from *op0/*op1.
8093 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
8094 that it succeeds. Use op0/op1 instead of cmp_operands.
8095 (mips_expand_conditional_branch, mips_expand_conditional_move,
8096 mips_expand_conditional_trap): Likewise.
8097 (mips_block_move_loop): Use cbranch patterns.
8098 * config/mips/mips.h (cmp_operands): Delete.
8100 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
8101 (mmix_gen_compare_reg): Just return a register in the right CC mode.
8102 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
8103 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
8104 (*cmpcc_folded): Rename to...
8105 (*cmpdi_folded): this.
8106 (*cmpcc): Rename to...
8108 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
8111 (cbranchdf4): New. Handle invalid comparisons here.
8112 * config/mmix/predicates.md (float_comparison_operator): New.
8114 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
8115 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
8116 * config/mn10300/mn10300.md (tst): Delete.
8117 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
8118 Name these patterns and wrap RHS in a compare.
8119 (*cmpsi): Make this pattern private. Include tst.
8120 (*cmpsf): Make this pattern private.
8121 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
8122 (compare with zero peepholes): Likewise.
8124 (cbranchsi4, cbranchsf4): New.
8125 (casesi): Use cbranchsi4.
8127 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
8128 hppa_branch_type): Delete.
8129 (return_addr_rtx): Use cbranchsi4.
8130 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
8131 Emit CCFPmode comparison here.
8132 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
8133 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
8134 hppa_branch_type): Delete.
8135 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
8136 (movsicc, movdicc): Remove references to hppa_compare_op0,
8137 hppa_compare_op1 and compare_from_rtx.
8138 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
8139 (casesi): Use cbranchsi4.
8141 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
8142 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
8143 * config/pdp11/pdp11.md (register_or_const0_operand): New.
8144 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
8145 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
8147 (cbranchdf4, cbranchhi4, cbranchqi4): New.
8148 (*branch, *branch_inverted): New.
8150 * config/picochip/picochip.md (cbranchhi4): Use
8151 ordered_comparison_operator.
8152 (cmphi, bCC): Remove.
8154 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
8155 (trap_comparison_operator): Delete.
8156 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
8157 rs6000_emit_cbranch): Accept mode and operands.
8158 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
8159 rs6000_compare_fp_p): Delete.
8160 (rs6000_generate_compare): Accept mode and comparison. Extract code
8161 and op0/op1 from there. Replace references to rs6000_compare_op0
8162 and rs6000_compare_op1.
8163 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
8164 extract result from passed operands.
8165 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
8166 extract loc from passed operands.
8167 (rs6000_emit_cmove): Likewise.
8168 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
8169 rs6000_compare_fp_p): Delete.
8170 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
8171 (cbranch<GPR>4, cbranch<FP>4): New.
8172 (cstore<mode>4): New. Consolidate here all choices about when to use
8173 portable or specialized sCC sequences.
8174 (stack_protect_test): Use cbranchsi4.
8175 (conditional_trap): Replace with ctrap<GPR>4.
8176 (conditional trap insn): Replace trap_comparison_operator with
8177 ordered_comparison_operator.
8179 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
8180 (s390_emit_prologue): Use ctrap.
8181 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
8182 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
8183 New predicates replacing...
8184 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
8185 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
8186 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
8187 (add<mode>cc): Do not use s390_compare_op0/op1.
8188 (s<code>): Change to...
8189 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
8191 (cstorecc4): ... this. Handle EQ or NE equally.
8192 (*sne): Un-privatize for use in cstorecc4.
8193 (b<code>): Change to...
8194 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
8195 (conditional_trap): Replace with...
8196 (ctrap<GPR>4, ctrap<FP>4): ... these.
8197 (stack_protect): Use cbranchcc4.
8199 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
8200 * config/score/score-protos.h (score_gen_cmp): Delete.
8201 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
8202 (score_block_move-loop): Use cbranchsi4.
8203 * config/score/score.md (cbranchsi4): New.
8204 (cmpsi, bCC): Delete.
8205 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
8206 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8207 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
8208 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8209 * config/score/score3.h (score3_gen_cmp): Delete.
8210 * config/score/score7.h (score7_gen_cmp): Delete.
8212 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
8213 (sh_emit_scc_to_t): ... this. Return void.
8214 (from_compare): Rename to...
8215 (sh_emit_compare_and_branch): ... this.
8216 (sh_emit_compare_and_set): New.
8217 (sh_expand_t_scc): Accept operands.
8218 * config/sh/predicates.md (sh_float_comparison_operator): New.
8219 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
8220 (prepare_scc_operands): Rename to...
8221 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
8223 (sh_emit_cheap_store_flag): New.
8224 (sh_emit_set_t_insn): New.
8225 (from_compare): Rename to...
8226 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
8227 handling of TARGET_SH2E floating point to avoid recursive call.
8228 Generate branch here.
8229 (sh_emit_compare_and_set): New.
8230 (sh_expand_t_scc): Get op0/op1 from arguments.
8231 (sh_emit_cheap_store_flag): New.
8232 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
8234 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
8235 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
8236 (movsicc, movdicc): Do nothing when it recreated operands from
8237 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
8238 prepare_scc_operands (now sh_emit_scc_to_t).
8239 (udivdi3): Use cstoresi4.
8240 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
8241 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
8242 (cbranchint4_media, cbranchfp4_media): New.
8243 (casesi): Use cbranchdi4.
8244 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8246 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8247 (movnegt): Remove second operand.
8248 (cbranchsf4, cbranchdf4): New.
8249 (stack_protect): Use cbranchdi4/cbranchsi4.
8251 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8252 (gen_compare_reg): Accept comparison, extract part of it to...
8253 (gen_compare_reg_1): ... this.
8254 (gen_compare_operator): Delete.
8255 (gen_v9_scc): Accept separate destination, comparison code and arms.
8256 Do not use sparc_compare_op0/sparc_compare_op1.
8257 (emit_scc_insn, emit_conditional_branch_insn): New.
8258 (emit_v9_brxx): Make static. Remove useless assertion.
8259 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8261 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8262 * config/sparc/sparc-protos.h (gen_compare_reg,
8263 sparc_emit_float_lib_cmp): Adjust prototype.
8264 (emit_scc_insn, emit_conditional_branch_insn): New.
8265 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8266 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8267 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8268 iterators to the top.
8269 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8270 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8271 snedi_special_trunc): Delete.
8272 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8273 and snedi_special_trunc.
8274 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8275 cbranchdi4, cbranch<F:mode>4): New.
8276 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8277 here. Use gen_compare_reg instead of gen_compare_operator.
8278 (conditional_trap): Replace with...
8279 (ctrapsi4, ctrapdi4): ... this.
8280 (stack_protect_test): Use cbranchcc4.
8282 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8284 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8285 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8286 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8287 from operands[0] or operands[3] depending on is_set.
8288 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8289 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8290 cmpdf, bCC), sCC: Remove.
8291 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8292 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8294 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8295 spu_emit_branch_or_set.
8297 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8299 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8300 xstormy16_compare_op1): Delete.
8301 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8302 xstormy16_compare_op1): Delete.
8303 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8305 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8306 (cmphi, cmpsi, bCC): Remove.
8308 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8309 (*cmpsi): ... this one.
8310 (cbranchsi4, cstoresi4): New.
8311 (bCC expanders): Delete.
8312 (sCC insns): Fold into...
8313 (*setcc): ... this one.
8314 (casesi): Do not use gen_cmpsi and gen_bgtu.
8315 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8316 (movsicc): Simplify.
8317 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8319 * config/vax/vax-protos.h (cond_name): New.
8320 (vax_output_conditional_branch): Remove.
8321 * config/vax/vax.c (cond_name): New.
8322 (vax_output_conditional_branch): Remove.
8323 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8324 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8325 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8326 (bit<VAXint>): Wrap source with (compare).
8327 (b<code> and following unnamed pattern): Rename to *branch and
8328 *branch_reversed. Change macroization to match_operator.
8329 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8331 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8332 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8333 Change last argument to machine_mode.
8334 (xtensa_expand_scc): Add machine_mode argument.
8335 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8336 (gen_conditional_move, xtensa_expand_conditional_branch,
8337 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8338 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8339 Adjust operand numbers.
8340 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8342 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8343 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8344 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8346 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8348 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8349 causes spurious differences between trunk and cond-optab branch.
8351 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8354 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8356 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8358 * tree.c (iterative_hash_pointer): Delete.
8359 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8360 Hash UIDs and versions of SSA names. Don't special-case built-in
8361 function declarations.
8363 2009-05-11 Ian Lance Taylor <iant@google.com>
8366 * graphite.c: Force -Wc++-compat to only be a warning before
8367 #including "cloog/cloog.h".
8369 2009-05-11 Martin Jambor <mjambor@suse.cz>
8371 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8373 2009-05-11 Jan Hubicka <jh@suse.cz>
8375 * tree-ssa-loop-ivcanon.c: Include target.h
8376 (struct loop_size): new structure.
8377 (constant_after_peeling): New predicate.
8378 (tree_estimate_loop_size): New function.
8379 (estimated_unrolled_size): Rewrite for new estimates.
8380 (try_unroll_loop_completely): Use new estimates.
8381 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8383 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8385 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8386 libcpp interface change.
8387 (spu_macro_to_expand): Likewise.
8389 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8391 PR tree-optimization/40026
8392 * gimplify.c (gimplify_init_constructor): Change initial conditional
8393 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8394 optimize_compound_literals_in_ctor.
8396 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8398 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8400 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8402 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8404 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8405 HOST_WIDE_INT for gap.
8407 2009-05-11 Ira Rosen <irar@il.ibm.com>
8409 PR tree-optimization/40074
8410 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8411 account in group size and step comparison.
8413 2009-05-11 Richard Guenther <rguenther@suse.de>
8415 * passes.c (init_optimization_passes): Strip now incorrect comment.
8416 (execute_function_todo): Do not set PROP_alias.
8417 * tree-pass.h (PROP_alias): Remove.
8418 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8419 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8420 * tree-nrv.c (pass_return_slot): Likewise.
8421 * tree-object-size.c (pass_object_sizes): Likewise.
8422 * tree-ssa-dom.c (pass_dominator): Likewise.
8423 (pass_phi_only_cprop): Likewise.
8424 * tree-ssa-dse.c (pass_dse): Likewise.
8425 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8426 (pass_cselim): Likewise.
8427 * tree-ssa-pre.c (pass_pre): Likewise.
8428 (pass_fre): Likewise.
8429 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8430 * tree-ssa-sink.c (pass_sink_code): Likewise.
8431 * tree-stdarg.c (pass_stdarg): Likewise.
8432 * tree-tailcall.c (pass_tail_calls): Likewise.
8433 * tree-vrp.c (pass_vrp): Likewise.
8435 2009-05-10 Ian Lance Taylor <iant@google.com>
8437 * basic-block.h (enum profile_status): Break out of struct
8439 * cgraph.h (struct inline_summary): Break out of struct
8441 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8442 of struct cgraph_order_sort.
8443 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8444 * cse.c (struct branch_path): Break out of struct
8445 cse_basic_block_data.
8446 * except.h (enum eh_region_type): Break out of struct eh_region.
8447 * gcc.c (enum add_del): Break out of struct modify_target.
8448 * genrecog.c (enum decision_type): Break out of struct decision_test.
8449 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8451 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8452 * regmove.c (enum match_use): New enum, broken out of struct match.
8453 * sched-int.h (enum post_call_group): New enum, broken out of
8455 (struct deps_reg): Break out of struct deps.
8456 * target.h (struct asm_int_op): Break out of struct gcc_target.
8457 * tree-eh.c (struct goto_queue_node): Break out of struct
8459 * tree-inline.h (enum copy_body_cge_which): Break out of
8461 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8463 * c-decl.c (in_struct, struct_types): New static variables.
8464 (pushtag): Add loc parameter. Change all callers.
8465 (lookup_tag): Add ploc parameter. Change all callers.
8466 (check_compound_literal_type): New function.
8467 (parser_xref_tag): Add loc parameter. Change all callers. If
8468 -Wc++-compat, warn about struct/union/enum types defined within a
8470 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8471 and loc parameters. Change all callers. Change error calls to
8472 error_at, using loc. For a redefinition, if the location of the
8473 original definition is known, report it. Set in_struct and
8474 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8475 (finish_struct): Add new parameters enclosing_in_struct and
8476 enclosing_struct_types. Change all callers. Set
8477 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8478 in the struct. If in a struct, add this struct to struct_types.
8479 (start_enum): Add loc parameter. Change all callers. Use
8480 error_at for errors, using loc. For a redefinition, if the
8481 location of the original definition is known, report it. If in a
8482 struct, add this enum type to struct_types. If -Wc++-compat warn
8483 if in sizeof, typeof, or alignof.
8484 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8485 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8486 (c_parser_enum_specifier): Get enum location for start_enum.
8487 (c_parser_struct_or_union_specifier): Get struct location for
8488 start_struct. Save in_struct and struct_types status between
8489 start_struct and finish_struct.
8490 (c_parser_cast_expression): Get location of cast.
8491 (c_parser_alignof_expression): Get location of type.
8492 (c_parser_postfix_expression): Likewise.
8493 (c_parser_postfix_expression_after_paren_type): Add type_loc
8494 parameter. Change all callers. Call check_compound_literal_type.
8495 Use type_loc for error about variable size type.
8496 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8497 of an enum constant from an enum type defined in a struct or union.
8498 (c_cast_expr): Add loc parameter. Change all callers. If
8499 -Wc++-compat, warn about defining a type in a cast.
8500 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8501 (start_enum, start_struct, finish_struct): Update declarations.
8502 (parser_xref_tag, c_cast_expr): Update declarations.
8503 (check_compound_literal_type): Declare.
8505 2009-05-11 Ben Elliston <bje@au.ibm.com>
8507 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8508 for recent libcpp interface change.
8509 (rs6000_macro_to_expand): Likewise.
8511 2009-05-10 Michael Matz <matz@suse.de>
8514 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8515 not at entry of function.
8517 2009-05-10 Richard Guenther <rguenther@suse.de>
8519 PR tree-optimization/40081
8521 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8522 using the main variant of the element type. Do not fiddle with
8523 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8525 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8526 structs with volatile fields.
8528 2009-05-10 Jan Hubicka <jh@suse.cz>
8530 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8531 (estimate_move_cost): Assert that it does not get called for
8533 (estimate_num_insns): Skip VOID types in argument handling.
8534 (optimize_inline_calls): Delete unreachable blocks and verify that
8537 2009-05-10 Jan Hubicka <jh@suse.cz>
8539 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8540 * cgraph.c (cgraph_mark_address_taken_node): New function.
8541 (dump_cgraph_node): Dump new flag.
8542 * cgraph.h (struct cgraph_node): Add address_taken.
8543 (cgraph_mark_address_taken_node): New function.
8544 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8545 since new direct calls can be born.
8547 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8549 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8552 2009-05-10 Jan Hubicka <jh@suse.cz>
8555 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8557 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8558 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8559 * tree-inline.c (copy_bb): Set frequency correctly.
8560 (fold_marked_statements): Update call to
8561 cgraph_update_edges_for_call_stmt.
8563 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8565 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8566 identifiers in diagnostics.
8567 * config/arm/arm.c (arm_handle_fndecl_attribute,
8568 arm_handle_isr_attribute): Likewise.
8569 * config/avr/avr.c (avr_handle_progmem_attribute,
8570 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8571 * config/bfin/bfin.c (handle_int_attribute,
8572 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8573 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8574 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8576 * config/darwin.c (darwin_handle_kext_attribute,
8577 darwin_handle_weak_import_attribute): Likewise.
8578 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8579 h8300_handle_eightbit_data_attribute,
8580 h8300_handle_tiny_data_attribute): Likewise.
8581 * config/i386/i386.c (ix86_handle_cconv_attribute,
8582 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8583 * config/i386/winnt.c (ix86_handle_shared_attribute,
8584 ix86_handle_selectany_attribute): Likewise.
8585 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8586 * config/m32c/m32c.c (function_vector_handler): Likewise.
8587 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8588 m68hc11_handle_fntype_attribute): Likewise.
8589 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8590 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8591 * config/mips/mips.c (mips_insert_attributes,
8592 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8593 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8594 rs6000_handle_struct_attribute): Likewise.
8595 * config/sh/sh.c (sh_insert_attributes,
8596 sh_handle_resbank_handler_attribute,
8597 sh_handle_interrupt_handler_attribute,
8598 sh2a_handle_function_vector_handler_attribute,
8599 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8601 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8602 * config/spu/spu.c (spu_handle_fndecl_attribute,
8603 spu_handle_vector_attribute): Likewise.
8604 * config/stormy16/stormy16.c
8605 (xstormy16_handle_interrupt_attribute): Likewise.
8606 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8607 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8609 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8611 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8612 (pp_translate_identifiers): New.
8613 (pp_identifier): Only conditionally translate identifier to locale
8615 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8616 (pp_base_tree_identifier): Only conditionally translate identifier
8617 to locale character set.
8618 * c-pretty-print.c (M_): Define.
8619 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8620 fragments for conditional translation with M_.
8621 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8622 identifier translation.
8624 2009-05-10 Richard Guenther <rguenther@suse.de>
8626 PR tree-optimization/40081
8627 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8628 using the main variant of the element type. Do not fiddle with
8629 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8631 2009-05-09 Jan Hubicka <jh@suse.cz>
8634 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8635 indirect calls; verify cgraph afterwards.
8637 2009-05-09 Jan Hubicka <jh@suse.cz>
8640 * ipa.c (update_inlined_to_pointer): New function.
8641 (cgraph_remove_unreachable_nodes): Use it.
8643 2009-05-09 Jan Hubicka <jh@suse.cz>
8645 * tree-eh.c (struct leh_state): Remove prev_try.
8646 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8648 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8649 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8650 remove_eh_handler_and_replace, foreach_reachable_handler,
8651 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8652 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8653 (gen_eh_region_cleanup): Update prototype.
8655 2009-05-09 Jan Hubicka <jh@suse.cz>
8658 * except.c (copy_eh_region): Always set prev_try.
8659 (redirect_eh_edge_to_label): Find outer try.
8660 (foreach_reachable_handler): When looking for prev try
8661 handle case where previous try is not going to be taken.
8663 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8665 PR tree-optimization/40049
8666 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8667 only vector/vector shifts, convert the type of the constant to the
8668 appropriate type to avoid building incorrect trees, which
8669 eventually have problems with garbage collection.
8671 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8673 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8674 -1 for complex floating-point types if honoring signed zeros.
8676 2009-05-08 Jan Hubicka <jh@suse.cz>
8678 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8679 argument; handle correctly when profile is absent.
8680 (build_cgraph_edges): Update.
8681 (rebuild_cgraph_edges): Update.
8682 * cgraph.c: Do not include varray.h.
8683 (cgraph_set_call_stmt_including_clones): New function.
8684 (cgraph_create_edge_including_clones): Likewise
8685 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8686 (cgraph_update_edges_for_call_stmt): Handle clones.
8687 (cgraph_remove_node): Handle clone tree.
8688 (cgraph_remove_node_and_inline_clones): New function.
8689 (dump_cgraph_node): Dump clone tree.
8690 (cgraph_clone_node): Handle clone tree.
8691 (clone_function_name): Bring here from tree-inline.c.
8692 (cgraph_create_virtual_clone): New function.
8693 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8694 (cgraph_clone_info): New function.
8695 (strut cgraph_node): Add clone_info and new clone tree pointers.
8696 (cgraph_remove_node_and_inline_clones,
8697 cgraph_set_call_stmt_including_clones,
8698 cgraph_create_edge_including_clones,
8699 cgraph_create_virtual_clone): Declare.
8700 (cgraph_function_versioning): Use VEC argument.
8701 (compute_call_stmt_bb_frequency): Update prototype.
8702 (cgraph_materialize_all_clones): New function.
8703 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8704 (ipcp_create_replace_map): Update to VECtors.
8705 (ipcp_update_callgraph): Use virtual clones.
8706 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8707 (ipcp_update_profiling): Do not update local profiling.
8708 (ipcp_insert_stage): Use VECtors and virtual clones.
8709 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8710 (clone_of_p): New function.
8711 (cgraph_preserve_function_body_p): Use clone tree.
8712 (cgraph_optimize): Materialize clones.
8713 (cgraph_function_versioning): Update for VECtors.
8714 (save_inline_function_body): Use clone tree.
8715 (cgraph_materialize_clone): New function.
8716 (cgraph_materialize_all_clones): Likewise.
8717 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8718 * ipa.c: Include gimple.h.
8719 (cgraph_remove_unreachable_nodes): Use clone tree.
8720 * ipa-prop.c (ipa_note_param_call): Update call to
8721 compute_call_stmt_bb_frequencycall.
8722 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8723 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8724 (copy_bb): Handle updating of clone tree; add new edge when new call
8726 (expand_call_inline): Be strict about every call having edge.
8727 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8728 (delete_unreachable_blocks_update_callgraph): New function.
8729 (tree_function_versioning): Use VECtors; always remove unreachable
8730 blocks and fold conditionals.
8731 * tree-inline.h: Do not include varray.h.
8732 (tree_function_versioning): Remove.
8733 * Makefile.in (GTFILES): Remove tree-inline.c
8734 * passes.c (do_per_function): Do only functions having body.
8735 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8738 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8739 Andrew Morrow <acm@google.com>
8742 * c-common.c (c_common_attribute_table): Permit deprecated
8743 attribute to take an optional argument.
8744 (handle_deprecated_attribute): If the optional argument to
8745 __attribute__((deprecated)) is not a string ignore the attribute
8748 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8749 * c-typeck.c (build_component_ref): Likewise.
8750 (build_external_ref): Likewise.
8752 * toplev.c (warn_deprecated_use): Add an attribute argument.
8753 Emit the message associated with __attribute__((deprecated)).
8755 * toplev.h (warn_deprecated_use): Updated.
8757 * doc/extend.texi: Document new optional parameter to
8758 __attribute__((deprecated))
8760 2009-05-08 Michael Eager <eager@eagercon.com>
8762 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8763 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8765 2009-05-08 Richard Guenther <rguenther@suse.de>
8767 PR tree-optimization/40062
8768 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8769 Avoid exponential behavior.
8771 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8773 PR rtl-optimization/33928
8775 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8776 process_uses, build_single_def_use_links): New.
8777 (update_df): Update use_def_ref.
8778 (forward_propagate_into): Use get_def_for_use instead of use-def
8780 (fwprop_init): Call build_single_def_use_links and let it initialize
8782 (fwprop_done): Free use_def_ref.
8783 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8784 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8785 df_rd_simulate_one_insn): New.
8786 (df_rd_bb_local_compute_process_def): Update head comment.
8787 (df_chain_create_bb): Use the new RD simulation functions.
8788 * df.h (df_rd_simulate_artificial_defs_at_top,
8789 df_rd_simulate_one_insn): New.
8790 * opts.c (decode_options): Enable fwprop at -O1.
8791 * doc/invoke.texi (-fforward-propagate): Document this.
8793 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8796 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8797 and one complex operand specially.
8798 * tree-complex.c (some_nonzerop): Do not identify a real value as
8799 zero if flag_signed_zeros.
8801 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8803 PR rtl-optimization/33928
8804 * loop-invariant.c (record_use): Fix && vs. || mishap.
8806 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8808 PR rtl-optimization/33928
8809 * loop-invariant.c (struct use): Add addr_use_p.
8810 (struct def): Add n_addr_uses.
8811 (struct invariant): Add cheap_address.
8812 (create_new_invariant): Set cheap_address.
8813 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8814 (record_uses): Pass df_ref to record_use.
8815 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8818 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8820 * config/sh/sh.c: Do not include c-pragma.h.
8822 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8824 * config/spu/spu.c: Remove include of c-common.h.
8826 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8829 * c-common.h (mark_valid_location_for_stdc_pragma,
8830 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8831 clear_float_const_decimal64, float_const_decimal64_p): New.
8832 * c.opt (Wunsuffixed-float-constants): New.
8833 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8834 unsuffixed float constant, handle new warning.
8835 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8836 * c-decl.c (c_scope): New flag float_const_decimal64.
8837 (set_float_const_decimal64, clear_float_const_decimal64,
8838 float_const_decimal64_p): New.
8839 (push_scope): Set new flag.
8840 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8841 to use STDC pragmas.
8842 (c_parser_external_declaration): Ditto.
8843 (c_parser_compound_statement_nostart): Ditto.
8844 * c-pragma.c (valid_location_for_stdc_pragma,
8845 mark_valid_location_for_stdc_pragma,
8846 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8847 handle_pragma_float_const_decimal64): New.
8848 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8849 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8850 set_float_const_decimal64, clear_float_const_decimal64,
8851 float_const_decimal64_p): New dummy functions.
8852 * doc/extend.texi (Decimal Float): Remove statement that the
8853 pragma, and suffix for double constants, are not supported.
8854 * doc/invoke.texi (Warning Options): List new option.
8855 (-Wunsuffixed-float-constants): New.
8857 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8859 * config/i386/i386.c: Do not include c-common.h.
8861 2009-05-07 Mark Heffernan <meheff@google.com>
8863 * doc/invoke.texi (Debugging Options): Document change of debugging
8865 * opts.c (decode_options): Make dump_base_name relative to
8866 aux_base_name directory.
8868 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8870 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8871 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8873 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8875 * Makefile.in (install-plugin): Simplify a bit.
8877 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8879 * Makefile.in (OBJS-common): Add regcprop.o.
8881 * timevar.def (TV_CPROP_REGISTERS): New.
8882 * regrename.c (regrename_optimize): Return 0.
8883 (rest_of_handle_regrename): Delete.
8884 (pass_rename_registers): Point to regrename_optimize.
8885 (struct value_data_entry, struct value_data,
8886 kill_value_one_regno, kill_value_regno, kill_value,
8887 set_value_regno, init_value_data, kill_clobbered_value,
8888 kill_set_value, kill_autoinc_value, copy_value,
8889 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8890 replace_oldest_value_reg, replace_oldest_value_addr,
8891 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8892 debug_value_data, validate_value_data): Move...
8893 * regcprop.c: ... here.
8894 (rest_of_handle_cprop): Delete.
8895 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8897 2009-05-07 Jakub Jelinek <jakub@redhat.com>
8900 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
8901 GEN_INT for 1 << bitnum.
8902 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
8905 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
8907 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
8908 Remove wrong description of "nand" operation.
8910 2009-05-06 Richard Guenther <rguenther@suse.de>
8911 Adam Nemet <anemet@caviumnetworks.com>
8913 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
8914 comment. Add that if LHS is not a gimple register, then RHS1 has
8915 to be a single object (GIMPLE_SINGLE_RHS).
8917 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
8919 * expr.c (get_def_for_expr): Move it up in the file.
8920 (store_field): When expanding a bit-field store, look at the
8921 defining gimple stmt for the masking conversion.
8923 2009-05-06 Janis Johnson <janis187@us.ibm.com>
8926 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
8927 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
8928 32-bit memcpy into long.
8930 2009-05-06 Jakub Jelinek <jakub@redhat.com>
8932 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
8933 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
8935 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
8936 instead of appending DW_OP_deref*.
8938 2009-05-06 Michael Matz <matz@suse.de>
8941 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
8942 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
8944 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
8946 * Makefile.in (install-plugin): Fix srcdir handling.
8948 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
8950 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
8951 when processing for not_regs_needed bitmap.
8952 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
8953 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
8954 handling it for rhs.
8956 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8958 * config/i386/i386.md (unnamed inc/dec peephole): Use
8959 optimize_insn_for_size_p instead of optimize_size.
8960 * config/i386/predicates.md (incdec_operand): Likewise.
8961 (aligned_operand): Likewise.
8962 * config/i386/sse.md (divv8sf3): Likewise.
8963 (sqrtv8sf2): Likewise.
8965 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8967 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
8969 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
8971 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8973 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
8974 ssemodesuffixf2c with avxmodesuffixf2c.
8976 2009-05-06 Joseph Myers <joseph@codesourcery.com>
8979 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
8981 2009-05-05 Jakub Jelinek <jakub@redhat.com>
8983 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
8984 (struct tree_base): Adjust spacing for 8 bit boundaries.
8985 (struct tree_decl_common): Add decl_by_reference_flag bit.
8986 (DECL_BY_REFERENCE): Adjust.
8987 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
8988 print DECL_BY_REFERENCE bit.
8989 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
8990 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
8991 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
8992 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
8996 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
8997 range of the type, but default label is missing, add it with one
8998 of the existing labels instead of adding a new label for it.
9000 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9004 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9006 * Makefile.in (enable_plugin, plugin_includedir): New.
9007 (install): Depend on install-plugin.
9008 (PLUGIN_HEADERS): New.
9009 (install-plugin): New.
9010 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
9012 2009-05-05 Richard Guenther <rguenther@suse.de>
9014 PR tree-optimization/40022
9015 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
9017 (phivn_valid_p): Fix tuplification error, simplify.
9018 (phiprop_insert_phi): Add dumps.
9019 (propagate_with_phi): Simplify.
9021 2009-05-05 Richard Guenther <rguenther@suse.de>
9024 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9026 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9028 * tree.h (strip_float_extensions): Remove duplicate declaration.
9029 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9030 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9031 block_ultimate_origin): Rearrange the declarations line to match the
9032 comment that indicates the .c file which the functions are defined.
9033 (dwarf2out_*, set_decl_rtl): Add comment.
9034 (get_base_address): Adjust comment.
9035 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9036 declarations line and add comment.
9037 (is_builtin_name): Add blank after function name, for clarity.
9039 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9041 * attribs.c (decl_attributes): Use %qE for identifiers in
9043 * cgraphunit.c (verify_cgraph_node): Translate function names to
9044 locale character set in diagnostics.
9045 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9047 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9048 Document that functions are named in UTF-8.
9049 * expr.c (expand_expr_real_1): Translate function names to locale
9050 character set in diagnostics.
9051 * gimplify.c (omp_notice_variable, omp_is_private,
9052 gimplify_scan_omp_clauses): Use %qE for identifiers in
9054 * langhooks.c (lhd_print_error_function): Translate function names
9055 to locale character set.
9056 * langhooks.h (decl_printable_name): Document that return value is
9057 in internal character set.
9058 * stmt.c: Include pretty-print.h
9059 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9061 (resolve_operand_name_1): Translate named operand name to locale
9063 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9065 * toplev.c (announce_function): Translate function names to locale
9067 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9068 (default_tree_printer): Use pp_identifier or translate identifiers
9069 to locale character set. Mark "<anonymous>" for translation.
9070 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9071 for identifiers in diagnostics.
9072 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9074 * varasm.c (output_constructor): Use %qE for identifiers in
9077 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
9079 * configure.ac: use ` ` instead of $()
9080 * configure: Regenerate.
9082 2009-05-05 Ben Elliston <bje@au.ibm.com>
9084 * config/pa/linux-atomic.c: Eliminate conditional include of
9085 errno.h on non-LP64 systems to simplify build requirements.
9087 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9089 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
9091 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
9092 and pass value to identifier_to_locale.
9093 (warn_variable_length_array): Make name a tree.
9094 (grokdeclarator): Separate diagnostic texts for named and unnamed
9095 declarators. Use %qE for named declarators.
9096 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
9098 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
9099 identifiers in diagnostics.
9100 * c-typeck.c (push_member_name, start_init): Pass identifiers to
9101 identifier_to_locale. Mark "anonymous" strings for translation.
9103 2009-05-04 Michael Eager <eager@eagercon.com>
9105 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
9106 address for DImode/DFmode only if double-precision FP regs.
9108 2009-05-04 Michael Eager <eager@eagercon.com>
9110 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
9111 TARGET_SINGLE_FLOAT check.
9113 2009-05-04 Michael Eager <eager@eagercon.com>
9115 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
9117 2009-05-04 Michael Eager <eager@eagercon.com>
9119 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
9120 * config/rs6000/t-xilinx: New
9122 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
9124 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
9125 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
9126 * gcc/explow.c (memory_address): Use target hook.
9127 * gcc/targhooks.c (default_legitimize_address): New.
9128 * gcc/targhooks.h (default_legitimize_address): New.
9129 * gcc/target.h (legitimize_address): New.
9130 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
9131 (TARGET_INITIALIZER): Include it.
9132 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
9134 * config/bfin/bfin-protos.h (legitimize_address): Remove.
9135 * config/bfin/bfin.c (legitimize_address): Remove.
9136 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
9137 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
9139 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
9140 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
9142 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
9143 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
9144 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
9145 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
9146 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
9147 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
9148 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
9149 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
9150 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
9151 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
9152 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
9153 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
9154 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
9155 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
9156 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
9157 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
9158 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
9159 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
9160 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
9161 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
9162 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
9163 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
9164 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
9166 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
9167 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
9168 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
9169 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
9170 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
9171 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
9172 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
9173 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
9174 (thumb_legitimize_address): Delete.
9175 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
9176 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
9177 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
9178 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
9179 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
9180 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
9182 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
9185 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
9186 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
9187 * config/m32r/m32r.c (m32r_legitimize_address): New.
9188 * config/m68k/m68k.c (m68k_legitimize_address): New.
9189 * config/score/score.c (score_legitimize_address): Standardize.
9190 * config/score/score3.c (score3_legitimize_address): Standardize.
9191 * config/score/score3.h (score3_legitimize_address): Adjust.
9192 * config/score/score7.c (score7_legitimize_address): Standardize.
9193 * config/score/score7.h (score7_legitimize_address): Adjust.
9194 * config/sh/sh.c (sh_legitimize_address): New.
9195 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
9197 * gcc/config/s390/s390.c (legitimize_address): Rename to...
9198 (s390_legitimize_address): ... this.
9199 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
9200 (sparc_legitimize_address): ... this.
9201 * gcc/config/i386/i386.c (legitimize_address): Rename to...
9202 (ix86_legitimize_address): ... this.
9203 * gcc/config/avr/avr.c (legitimize_address): Rename to...
9204 (avr_legitimize_address): ... this.
9205 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
9206 (mn10300_legitimize_address): ... this.
9207 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
9208 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
9209 (alpha_expand_mov): Adjust call.
9211 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
9212 * config/spu/spu.c (spu_legitimize_address): Likewise.
9213 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
9214 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
9216 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9218 * intl.c (locale_encoding, locale_utf8): New.
9219 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
9220 * intl.h (locale_encoding, locale_utf8): Declare.
9221 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
9222 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
9224 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
9226 (pp_tree_identifier): Define to call pp_base_tree_identifier.
9227 (pp_base_tree_identifier): Declare as function.
9228 (identifier_to_locale): Declare.
9229 * Makefile.in (pretty-print.o): Update dependencies.
9230 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
9232 2009-05-04 Richard Guenther <rguenther@suse.de>
9235 * builtins.c (fold_builtin_memory_op): Do not decay to element
9236 type if the size matches the whole array.
9238 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9240 * expmed.c (synth_mult): When trying out a shift, pass the result
9243 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9245 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9246 (shiftsub1_cost): New.
9247 (init_expmed): Compute shiftsub1_cost.
9248 (synth_mult): Optimize multiplications by constants of the form
9249 -(2^^m-1) for some constant positive integer m.
9251 2009-05-03 Richard Guenther <rguenther@suse.de>
9254 * c-typeck.c (array_to_pointer_conversion): Do not built
9255 ADDR_EXPRs of arrays of pointer-to-element type.
9256 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9257 up wrong ADDR_EXPRs after-the-fact.
9258 * c-common.c (strict_aliasing_warning): Strip pointer
9259 conversions for obtaining the original type.
9260 * builtins.c (fold_builtin_memset): Handle array types.
9261 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9264 2009-05-03 Richard Guenther <rguenther@suse.de>
9267 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9268 Do not lose casts from array types with unknown extent to array
9269 types with known extent.
9270 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9271 alias set compatibility.
9273 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9275 * flags.h (extra_warnings): Delete.
9276 * toplev.c (process_options): Handle Wuninitialized here.
9277 * opts.c (extra_warnings): Delete.
9278 (set_Wextra): Delete.
9279 (common_handle_option): -Wextra can be handled automatically.
9280 * c-opts.c (c_common_handle_option): Delete obsolete code.
9281 (c_common_post_options): Simplify comment.
9282 * common.opt (W): Add Var.
9284 (Wuninitialized): Initialize to -1.
9286 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9287 Richard Guenther <rguenther@suse.de>
9289 * expr.c (get_def_for_expr): New function.
9290 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9291 SSA rather than trees.
9292 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9293 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9295 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9297 * c-common.c (reswords): Add _Imaginary.
9298 * c-common.c (enum rid): Add RID_IMAGINARY.
9300 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9302 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9303 Patch by Richard Guenther.
9305 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9307 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9308 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9309 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9310 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9311 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9312 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9313 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9314 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9315 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9316 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9317 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9318 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9319 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9320 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9321 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9322 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9323 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9324 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9326 2009-05-02 Richard Guenther <rguenther@suse.de>
9328 PR tree-optimization/39940
9329 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9332 2009-05-02 Richard Guenther <rguenther@suse.de>
9335 * tree-ssa.c (execute_update_addresses_taken): Properly check
9336 if we can mark a variable DECL_GIMPLE_REG_P.
9337 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9338 back to the end of the function.
9339 (is_gimple_reg_type): Remove complex type special casing.
9340 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9343 2009-05-02 Ben Elliston <bje@au.ibm.com>
9345 * doc/collect2.texi (Collect2): Document search path behaviour
9346 when configured with --with-ld.
9348 2009-05-02 Jan Hubicka <jh@suse.cz>
9350 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9351 parameter; update callers.
9352 (coalesce_cost_edge): EH edges are costier because they needs
9353 splitting even if not critical and even more costier when there are
9354 multiple EH predecestors.
9356 2009-05-02 Jan Hubicka <jh@suse.cz>
9358 * except.c (remove_eh_handler_and_replace): Handle updating after
9359 removing TRY blocks.
9361 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9363 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9365 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9367 * varasm.c: Do not include c-pragma.h.
9368 * attribs.c: Do not incude c-common.h.
9370 2009-05-01 Michael Matz <matz@suse.de>
9372 * calls.c (initialize_argument_information): Handle SSA names like
9373 decls with a non MEM_P DECL_RTL.
9375 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9377 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9378 * ipa-utils.c: Likewise.
9379 * ipa-type-escape.c: Likewise.
9380 * cgraphunit.c Do not include c-common.h.
9381 * ipa-pure-const.c: Likewise.
9382 * tree-if-conv.c: Likewise.
9383 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9384 * ipa-struct-reorg.c: Likewise.
9385 * tree-nomudflap.c: Likewise.
9386 * tree-ssa-structalias.c: Likewise.
9388 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9390 * store-motion.c: Many cleanups to make this pass a first-class
9391 citizen instead of an appendix to gcse load motion. Add TODO list
9392 to make this pass faster/cleaner/better.
9394 (struct ls_expr): Post gcse.c-split cleanups.
9395 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9396 "stores" field to "avail_stores".
9397 (pre_ldst_mems): Rename to store_motion_mems.
9398 (pre_ldst_table): Rename to store_motion_mems_table.
9399 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9400 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9401 (ldst_entry): Rename to st_expr_entry, update users.
9402 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9403 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9404 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9406 (first_ls_expr): Rename to first_st_expr, update users.
9407 (next_ls_expr): Rename to next_st_expr, update users.
9408 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9409 fields properly for store motion instead of names inherited from load
9411 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9412 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9415 (ae_kill): Rename to st_kill, update users.
9416 (ae_gen): Rename to st_avloc, update users.
9417 (transp): Rename to st_transp, update users.
9418 (pre_insert_map): Rename to st_insert_map, update users.
9419 (pre_delete_map): Rename to st_delete_map, update users.
9420 (insert_store, build_store_vectors, free_store_memory,
9421 one_store_motion_pass): Update for abovementioned changes.
9423 (gcse_subst_count, gcse_create_count): Remove.
9424 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9425 and "n_stores_created", local variables.
9427 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9430 (regvec, compute_store_table_current_insn): Remove.
9431 (reg_set_info, reg_clear_last_set): Remove.
9432 (compute_store_table): Use DF caches instead of local dataflow
9435 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9437 * c-objc-common.c (c_tree_printer): Print identifiers with
9438 pp_identifier, not pp_string. Mark "({anonymous})" for
9440 * c-pretty-print.c (pp_c_ws_string): New.
9441 (pp_c_cv_qualifier, pp_c_type_specifier,
9442 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9443 pp_c_storage_class_specifier, pp_c_function_specifier,
9444 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9445 pp_c_primary_expression, pp_c_postfix_expression,
9446 pp_c_unary_expression, pp_c_shift_expression,
9447 pp_c_relational_expression, pp_c_equality_expression,
9448 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9449 use pp_string and pp_c_ws_string in place of pp_identifier and
9450 pp_c_identifier for non-identifiers. Mark English strings for
9452 * c-pretty-print.h (pp_c_ws_string): Declare.
9454 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9455 Roland McGrath <roland@redhat.com>
9457 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9458 (ENABLE_LD_BUILDID): New configuration option.
9459 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9460 (LINK_BUILDID_SPEC): New macro.
9461 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9463 * doc/install.texi: Document --enable-linker-build-id option.
9464 * configure: Rebuild.
9465 * config.in: Rebuild.
9467 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9469 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9470 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9471 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9472 MIPS_GP_SAVE_AREA_SIZE.
9473 * config/mips/mips.c (struct mips_frame_info): Update comment
9474 before arg_pointer_offset and hard_frame_pointer_offset.
9475 (mips_compute_frame_info): Update diagram before function: to
9476 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9477 indicate the position of frame_pointer_rtx with -fstack-protector and
9478 to show args_size. Don't allocate cprestore area for leaf functions
9479 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9481 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9483 2009-04-30 Michael Matz <matz@suse.de>
9485 PR tree-optimization/39955
9486 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9488 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9490 * ira.c (setup_cover_and_important_classes): Use safe macro
9491 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9493 * genpreds.c (write_tm_preds_h): Output suitable definition of
9494 REG_CLASS_FOR_CONSTRAINT.
9496 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9498 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9500 * bitmap.c (bitmap_descriptor): Likewise.
9501 * ggc-common.c (loc_descriptor): Likewise.
9502 * varray.c (varray_descriptor): Likewise.
9503 * vec.c (vec_descriptor): Likewise.
9505 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9507 * Makefile.in (dce.o): Add $(EXCEPT_H).
9508 * dce.c: Include except.h and delete redundant vector definitions.
9509 (deletable_insn_p): Return false for non-call insns that can throw
9512 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9514 * gcse.c (ae_gen): Remove.
9515 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9516 and make non-static function to make it available in store-motion.c.
9517 Update call sites with search-and-replace.
9518 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9519 extract_mentioned_regs, extract_mentioned_regs_helper,
9520 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9521 store_killed_in_insn, store_killed_after, store_killed_before,
9522 build_store_vectors, insert_insn_start_basic_block, insert-store,
9523 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9524 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9525 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9526 * store-motion.c: ...new file. Also copy data structures from gcse.c
9527 and clean up to remove parts not used by store motion.
9528 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9529 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9531 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9534 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9535 when optimizing for size.
9537 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9539 * gcse.c (gcse_constant_p): Fix typo in last change.
9541 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9543 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9545 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9547 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9549 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9551 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9552 CONST_HIGH_PART result.
9554 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9556 * config/avr/avr.c (initial_elimination_offset): Rename to
9557 avr_initial_elimination_offset.
9558 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9559 change return type to bool.
9560 (avr_can_eliminate): New function.
9561 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9562 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9563 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9564 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9565 avr_initial_elimination_offset.
9566 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9567 (avr_initial_elimination_offset): Define.
9569 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9570 Steven Bosscher <steven@gcc.gnu.org>
9572 PR rtl-optimization/39938
9573 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9574 * cfgrtl.c: Include insn-attr.h.
9575 (rest_of_pass_free_cfg): New function.
9576 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9577 * resource.c (init_resource_info): Remove call to df_analyze.
9579 2009-04-29 Richard Guenther <rguenther@suse.de>
9582 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9583 allow conversion to signed integers.
9585 2009-04-29 Richard Guenther <rguenther@suse.de>
9587 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9588 shifts of floating point vectors if the shift amount is
9589 a constant multiple of the element size.
9591 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9592 Michael Matz <matz@suse.de>
9596 * tree-outof-ssa.c (emit_partition_copy): New function.
9597 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9598 insert_part_to_rtx_on_edge): Perform the partition base var
9599 copy using emit_partition_copy.
9600 (insert_value_copy_on_edge): Convert constants to the right mode.
9601 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9602 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9604 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9606 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9607 scan backwards to try to find a constant to initialize it.
9609 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9610 insn before the loop_end instruction, don't look past labels.
9612 2009-04-29 Richard Guenther <rguenther@suse.de>
9615 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9616 loose type conversions.
9617 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9618 stmts only if there are no uses of its definition.
9620 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9622 * config/bfin/bfin.h (splitting_loops): Declare.
9623 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9624 Reorder bit definitions to be ascending.
9625 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9626 * config/bfin/bfin.c (splitting_loops): New variable.
9627 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9628 (struct loop_info): Remove members INIT and LOOP_INIT.
9629 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9630 the LSETUP sequence. Allow LC to be loaded from any register, but
9631 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9632 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9634 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9635 of reload_completed.
9638 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9640 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9642 * Makefile.in (PLUGIN_VERSION_H): New.
9643 (OBJS-common): Remove plugin-version.o.
9644 (plugin.o): Depend on (PLUGIN_VERSION_H).
9645 (plugin-version.o): Remove.
9646 * configure: Regenerate
9647 * configure.ac: Create plugin-version.h.
9648 * gcc-plugin.h (plugin_gcc_version): Remove.
9649 (plugin_default_version_check): Change signature.
9650 * plugin-version.c: Remove.
9651 * plugin.c: Include plugin-version.h.
9652 (str_plugin_gcc_version_name): Remove.
9653 (try_init_one_plugin): Pass gcc version to plugin_init.
9654 (plugin_default_version_check): Both gcc and plugin versions are now
9657 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9659 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9660 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9661 Remove special case testing for last insn of inner loops. Don't fail
9662 if the loop ends with a jump, emit an extra nop instead.
9664 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9665 DREGS rather than comparing directly. Remove code that tries to
9666 account for latencies.
9668 2009-04-29 Richard Guenther <rguenther@suse.de>
9670 PR tree-optimization/39941
9671 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9672 eliminating an indirect call.
9674 2009-04-29 Richard Guenther <rguenther@suse.de>
9676 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9677 parameter. Allow invariants as base if !require_lvalue.
9678 (verify_gimple_assign_single): Adjust.
9680 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9682 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9683 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9684 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9685 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9686 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9688 * config/bfin/bfin.c (bfin_expand_builtin,
9689 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9691 2009-04-28 Richard Guenther <rguenther@suse.de>
9693 * tree-vect-loop.c (get_initial_def_for_induction): Use
9694 correct types for pointer increment.
9696 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9698 * toplev.c (print_version): Update GMP version string calculation.
9700 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9702 PR rtl-optimization/39938
9703 * resource.c (init_resource_info): Add call to df_analyze.
9705 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9707 * config/alpha/alpha.md (usegp): Cast the result of
9708 alpha_find_lo_sum_using_gp to enum attr_usegp.
9709 * config/alpha/alpha.c (override_options): Remove end-of-structure
9710 marker element from cpu_table. Use array size of cpu_table to handle
9711 -mcpu and -mtune options.
9712 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9714 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9716 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9717 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9718 tune_32 and tune_64.
9719 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9721 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9722 * config/rs6000/option-defaults.h: ... here. New file.
9723 (OPT_64, OPT_32): Define.
9724 (MASK_64BIT): Define to 0 if not already defined.
9725 (OPT_ARCH64, OPT_ARCH32): Define.
9726 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9729 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9731 * config/arm/arm.c (arm_override_options): Emit error on using
9734 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9736 PR rtl-optimization/39914
9737 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9738 registers for allocnos created from user-defined variables only
9739 when not optimizing.
9741 2009-04-28 Richard Guenther <rguenther@suse.de>
9744 * fold-const.c (fold_binary): Use distribute_real_division only
9747 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9749 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9750 add hpux-stdint.h to tm_file.
9751 (hppa[12]*-*-hpux11*): Ditto.
9752 (ia64*-*-hpux*): Ditto.
9753 * config/hpux-stdint.h: New.
9754 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9755 __STDC_EXT__ for all compiles.
9756 * config/pa/pa-hpux.h: Ditto.
9757 * config/pa/pa-hpux10.h: Ditto.
9758 * config/pa/pa-hpux11.h: Ditto.
9760 2009-04-28 Catherine Moore <clm@codesourcery.com>
9762 * debug.h (set_name): Add comment.
9764 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9767 * config/darwin.c (machopic_gen_offset): Check
9768 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9769 * config/arm/arm.c (require_pic_register): Likewise.
9771 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9773 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9774 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9775 m32c_promote_prototypes): Delete.
9777 2009-04-28 Michael Matz <matz@suse.de>
9780 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9783 2009-04-28 Richard Guenther <rguenther@suse.de>
9785 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9787 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9789 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9790 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9791 * config/arm/arm-tune.md: Regenerate.
9793 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9795 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9796 block if there are complex incoming edges.
9797 (sel_merge_blocks): Remove useless assert.
9798 (sel_redirect_edge_and_branch): Check that edge was redirected.
9799 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9800 (sel_find_rgns): Delete declaration.
9801 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9802 the region when it is not a preheader.
9804 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9807 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9809 2009-04-28 Richard Guenther <rguenther@suse.de>
9811 * tree.h (SSA_NAME_VALUE): Remove.
9812 (struct tree_ssa_name): Remove value_handle member.
9813 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9814 array for jump threading.
9815 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9817 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9818 * tree-flow.h (threadedge_initialize_values): Declare.
9819 (threadedge_finalize_values): Likewise.
9820 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9821 (SSA_NAME_VALUE): Define.
9822 (threadedge_initialize_values): New function.
9823 (threadedge_finalize_values): Likewise.
9824 * tree-ssa-dom.c (ssa_name_values): New global variable.
9825 (SSA_NAME_VALUE): Define.
9826 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9828 2009-04-28 Ira Rosen <irar@il.ibm.com>
9830 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9831 Use REPORT_VECTORIZED_LOCATIONS instead
9832 REPORT_VECTORIZED_LOOPS.
9833 * tree-vectorizer.c (vect_verbosity_level): Make static.
9834 (vect_loop_location): Rename to vect_location.
9835 (vect_set_verbosity_level): Update comment.
9836 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9838 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9839 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9840 instead REPORT_UNVECTORIZED_LOOPS.
9841 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9842 and vect_loop_def to vect_external_def and vect_internal_def.
9843 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9844 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9845 REPORT_UNVECTORIZED_LOCATIONS.
9846 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9847 and vect_used_in_loop and to vect_unused_in_scope and
9849 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9850 (vect_verbosity_level): Remove declaration.
9851 (vect_analyze_operations): Likewise.
9852 (vect_analyze_stmt): Declare.
9853 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9854 REPORT_UNVECTORIZED_LOCATIONS.
9855 (vect_get_loop_niters): Fix indentation.
9856 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9857 (vect_analyze_loop_operations): New function.
9858 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9859 vect_analyze_operations.
9860 (vect_is_simple_reduction): Use new names.
9861 (vectorizable_live_operation, vect_transform_loop): Likewise.
9862 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9863 to specify whether the data references can be a part of interleaving
9865 (vect_analyze_data_ref_dependence): Use new names.
9866 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9867 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9868 * tree-vect-patterns.c (widened_name_p): Use new names.
9869 (vect_recog_dot_prod_pattern): Likewise.
9870 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9871 (process_use, vect_mark_stmts_to_be_vectorized,
9872 vect_model_simple_cost, vect_model_store_cost,
9873 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9874 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9875 vectorizable_operation, vectorizable_type_demotion,
9876 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9877 vectorizable_condition): Likewise.
9878 (vect_analyze_operations): Split into vect_analyze_loop_operations
9880 (vect_analyze_stmt): ... new function.
9881 (new_stmt_vec_info): Use new names.
9882 (vect_is_simple_use): Use new names and fix comment.
9883 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9884 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9886 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9889 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9890 and integer modes for x87 operands. Do not ICE for unsupported size,
9891 generate error instead. Generate error for unsupported operand types.
9892 ['z']: Do not handle HImode memory operands specially. Warning
9893 for floating-point operands. Fallthru to 'Z' for unsupported operand
9894 types. Do not ICE for unsupported size, generate error instead.
9895 (output_387_binary_op): Use %Z to output operands.
9896 (output_fp_compare): Ditto.
9897 (output_387_reg_move): Ditto.
9899 2009-04-28 Ben Elliston <bje@au.ibm.com>
9904 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9906 * builtins.c (c_strlen): Do not warn here.
9907 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9908 * c-common.c (pointer_int_sum): Take an explicit location.
9909 Warn about offsets out of bounds.
9910 * c-common.h (pointer_int_sum): Adjust declaration.
9912 2009-04-27 Ian Lance Taylor <iant@google.com>
9914 * collect2.c (is_ctor_dtor): Change type of ret field in struct
9916 * dce.c (run_fast_df_dce): Change type of old_flags to int.
9917 * df-core.c (df_set_flags): Change return type to int. Change
9918 type of old_flags to int.
9919 (df_clear_flags): Likewise.
9920 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
9921 (df_get_conditional_uses): Likewise.
9922 * df.h (df_set_flags, df_clear_flags): Update declarations.
9923 * dwarf2out.c (struct indirect_string_node): Change type of form
9924 field to enum dwarf_form.
9925 (AT_string_form): Change return type to enum dwarf_form.
9926 * fixed-value.c (fixed_compare): Add cast to enum type.
9927 * fwprop.c (update_df): Change 0 to VOIDmode.
9928 * gensupport.c: Change 0 to UNKNOWN.
9929 * gimple.h (gimple_cond_code): Add cast to enum type.
9930 * haifa-sched.c (reemit_notes): Add cast to enum type.
9931 * hooks.c (hook_int_void_no_regs): Remove function.
9932 * hooks.h (hook_int_void_no_regs): Remove declaration.
9933 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
9934 * predict.c (combine_predictions_for_insn): Add casts to enum type.
9935 * real.c (real_arithmetic): Add cast to enum type.
9936 (real_compare): Likewise.
9937 * target.h (struct gcc_target): Change return type of
9938 branch_target_register_class to enum reg_class.
9939 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
9940 default_branch_target_register_class.
9941 * targhooks.c (default_branch_target_register_class): New function.
9942 * targhooks.h (default_branch_target_register_class): Declare.
9943 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
9944 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
9946 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
9948 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
9949 vect_uninitialized_def. Change 0 to ERROR_MARK.
9950 * tree-vect-stmts.c (supportable_widening_operation): Don't
9951 initialize icode1 and icode2.
9952 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
9953 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
9955 (cmn_err_flag_specs): Change 0 to STD_C89.
9956 (cmn_err_char_table): Likewise.
9957 * config/arm/arm.c (get_arm_condition_code): Change type of code
9958 to enum arm_cond_code.
9959 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
9960 (IWMMXT_BUILTIN2): Likewise.
9961 (neon_builtin_type_bits): Don't define typedef.
9962 (neon_builtin_datum): Change type of bits field to int.
9963 (arm_expand_neon_args): Add cast to enum type.
9964 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
9966 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
9968 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
9970 * config/mips/mips.md (jal_macro): Return enum constant.
9971 (single_insn): Likewise.
9972 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
9974 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9976 * config/s390/s390.c (s390_tune_flags): Change type to int.
9977 (s390_arch_flags): Likewise.
9978 (s390_handle_arch_option): Change flags field of struct pta to int.
9979 * config/s390/s390.h (s390_tune_flags): Update declaration.
9980 (s390_arch_flags): Likewise.
9981 * config/sh/sh.c (prepare_move_operands): Compare
9982 tls_symbolic_operand result with enum constant.
9983 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
9984 (sh_expand_prologue): Add cast to enum type.
9985 (sh_expand_epilogue): Likewise.
9986 (tls_symbolic_operand): Change return type to enum tls_model.
9987 (fpscr_set_from_mem): Add cast to enum type.
9988 (legitimize_pic_address): Compare tls_symbolic_operand result with
9990 (sh_target_reg_class): Change return type to enum reg_class.
9991 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
9993 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
9994 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
9995 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
9996 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
9997 (delayed_branch, tls_call_delay): Likewise.
9998 (eligible_for_sibcall_delay): Likewise.
9999 (eligible_for_return_delay): Likewise.
10000 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10001 (spu_expand_builtin_1): Likewise.
10003 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10004 for all types of conversions.
10005 (output_init_element): Issue -Wc++-compat warning if needed when
10006 initializing a bitfield with enum type.
10007 * c-parser.c (c_parser_expression): Set original_type to
10008 original_type of right hand operand of comman operator.
10010 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10012 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
10014 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
10015 * doc/cpp.texi (Standard Predefined Macros)
10016 (Implementation-defined behavior): Likewise.
10017 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
10018 * doc/gimple.texi (GIMPLE Exception Handling)
10019 (@code{GIMPLE_ASSIGN}): Likewise.
10020 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10021 * doc/invoke.texi (Warning Options, Optimize Options)
10022 (AVR Options, Darwin Options): Likewise.
10023 (Optimize Options): Reformulate -fwhole-program description.
10024 * doc/loop.texi (Lambda): Likewise.
10025 * doc/md.texi (Output Template, Define Constraints)
10026 (Standard Names, Insn Splitting): Likewise.
10027 * doc/options.texi (Option properties): Likewise.
10028 * doc/passes.texi (Tree-SSA passes): Likewise.
10029 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10030 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10031 (File Names and DBX): Likewise.
10032 * doc/trouble.texi (Incompatibilities): Likewise.
10034 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10036 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10037 instruction is correct.
10039 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10041 Allow non-constant arguments to conversion intrinsics.
10042 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10043 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10044 * spu.c (print_operand): Handle 'v' and 'w'.
10045 (exp2_immediate_p, spu_gen_exp2): Define.
10046 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10047 spu_convtf_1): Update parameter descriptions.
10048 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10049 * constraints.md ('v', 'w'): New.
10050 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10052 (i2f, I2F): New define_mode_attr.
10053 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10054 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10055 fixuns_truncv4sfv4si2): Update to use mode attribute.
10056 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10057 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10058 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10059 patterns for combine.
10061 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10063 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10064 (cprop, hoist, pre, store_motion): New debug counters.
10065 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10066 is not an RTL pass anymore.
10067 (pass_profiling): Remove extern decl for pass removed in 2005.
10068 (pass_gcse, pass_jump_bypass): Remove.
10069 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10070 to 0 for clean state.
10071 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10072 * cse.c (gate_handle_cse_after_global_opts,
10073 rest_of_handle_cse_after_global_opts): New functions.
10074 (pass_cse_after_global_opts): New pass, does local CSE.
10075 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
10076 (TV_CPROP): New timevar.
10077 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
10078 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
10079 (gcse_main, recompute_all_luids): Remove.
10080 (compute_hash_table_work): Call max_reg_num instead of reading
10082 (cprop_jump): Don't set run_jump_opt_after_gcse.
10083 (constprop_register): Always allow to alter jumps.
10084 (cprop_insn): Likewise.
10085 (do_local_cprop): Likewise.
10086 (local_cprop_pass): Likewise. Return non-zero if something changed.
10087 (cprop): Remove function, fold interesting bits into one_cprop_pass.
10088 (find_implicit_sets): Add note about missed optimization opportunity.
10089 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
10090 pass_rtl_cprop execute function.
10091 Don't bother tracking the pass number, each pass gets its own dumpfile
10093 Always allow to alter jumpsand bypass jumps.
10094 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
10095 will just find no suitable set.
10096 (pre_edge_insert): Fix dumping, this function is for PRE only.
10097 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
10098 pass_rtl_pre execute function.
10099 (hoist_code): Return non-zero if something changed. Keep track of
10100 substitutions and insertions for statistics gathering similar to PRE.
10101 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
10102 called from the pass_rtl_hoist execute function. Show pass statistics.
10103 (compute_store_table): Use max_reg_num directly instead of using the
10104 formerly global max_gcse_regno.
10105 (build_store_vectors): Likewise.
10106 (replace_store_insn): Fix dumping.
10107 (store_motion): Rename to ...
10108 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
10109 pass, called from the pass_rtl_store_motion execute function. Keep
10110 track of substitutions and insertions for statistics gathering similar
10112 (bypass_jumps): Remove, fold interesting bits into ...
10113 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
10114 from the pass_rtl_cprop execute function.
10115 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10116 pass_jump_bypass): Remove.
10117 (gate_handle_gcse, rest_of_handle_gcse): Remove.
10118 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
10119 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
10120 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
10121 (gate_rtl_store_motion, execute_rtl_store_motion,
10122 pass_rtl_store_motion): New.
10123 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
10124 make it clear that -fcse-skip-blocks is a no-op for backward compat.
10125 * passes.c (init_optimization_passes): Remove pass_gcse and
10126 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
10127 and cse_after_global_opts in place of pass_gcse. Schedule cprop
10128 instead of pass_jump_bypass.
10130 2009-04-27 Richard Guenther <rguenther@suse.de>
10132 PR middle-end/39928
10133 * gimplify.c (gimplify_expr): If we are required to create
10134 a temporary make sure it ends up as register.
10136 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
10139 * config/i386/i386.c (construct_container): Don't call
10140 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
10141 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
10143 2009-04-27 Michael Matz <matz@suse.de>
10145 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
10146 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
10147 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
10148 (dump_replaceable_exprs): Take a bitmap.
10149 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
10151 (expand_gimple_basic_block): Likewise.
10152 * tree-ssa-ter.c (struct temp_expr_table_d): Make
10153 replaceable_expressions member a bitmap.
10154 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
10155 (mark_replaceable): Likewise.
10156 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
10157 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
10159 2009-04-27 Richard Guenther <rguenther@suse.de>
10161 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
10162 (verify_stmts): Dispatch to gimple/type verification code.
10163 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
10164 issue with call argument types.
10166 2009-04-27 Michael Matz <matz@suse.de>
10168 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
10169 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
10172 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
10173 Eric Botcazou <ebotcazou@adacore.com>
10175 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
10176 a label's basic block.
10177 (mark_target_live_regs): Tidy and rework obsolete comments.
10178 Change back DF problem to LIVE. If a label starts a basic block,
10179 assume that all registers that used to be live then still are.
10180 (init_resource_info): If a label starts a basic block, set its
10181 BLOCK_FOR_INSN accordingly.
10182 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
10184 2009-04-27 Richard Guenther <rguenther@suse.de>
10186 * tree-flow-inline.h (function_ann): Remove.
10187 (get_function_ann): Likewise.
10188 * tree-dfa.c (create_function_ann): Remove.
10189 * tree-flow.h (struct static_var_ann_d): Remove.
10190 (struct function_ann_d): Likewise.
10191 (union tree_ann_d): Remove fdecl member.
10192 (function_ann_t): Remove.
10193 (function_ann, get_function_ann, create_function_ann): Remove
10196 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
10198 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
10200 2009-04-27 Jan Hubicka <jh@suse.cz>
10202 * ipa-pure-const.c (struct funct_state_d): New fields
10203 state_previously_known, looping_previously_known; remove
10204 state_set_in_source.
10205 (analyze_function): Use new fields.
10206 (propagate): Avoid assumption that state_set_in_source imply
10209 * tree-ssa-loop-niter.c (finite_loop_p): New function.
10210 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
10211 * cfgloop.h (finite_loop_p): Declare.
10213 2009-04-26 Michael Matz <matz@suse.de>
10215 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
10217 2009-04-26 Michael Matz <matz@suse.de>
10219 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
10220 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
10221 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
10222 pass_mark_used_blocks): Remove.
10223 * tree-optimize.c (pass_free_datastructures,
10224 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
10225 * passes.c (init_optimization_passes): Don't call
10226 pass_mark_used_blocks, remove dead code.
10228 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
10230 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
10231 * tree-ssa-live.h (register_ssa_partition): Likewise.
10233 2009-04-26 Michael Matz <matz@suse.de>
10236 * builtins.c (fold_builtin_next_arg): Handle SSA names.
10237 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
10238 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
10240 (compare_pairs): Swap cost comparison.
10241 (coalesce_ssa_name): Don't use change_partition_var.
10242 * tree-nrv.c (struct nrv_data): Add modified member.
10243 (finalize_nrv_r): Set it.
10244 (tree_nrv): Use it to update statements.
10245 (pass_nrv): Require PROP_ssa.
10246 * tree-mudflap.c (mf_decl_cache_locals,
10247 mf_build_check_statement_for): Use make_rename_temp.
10248 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10249 * alias.c (find_base_decl): Handle SSA names.
10250 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10251 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10252 * rtl.h (set_reg_attrs_for_parm): Declare.
10253 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10254 to "optimized", remove unused locals at finish.
10255 (execute_free_datastructures): Make global, call
10256 delete_tree_cfg_annotations.
10257 (execute_free_cfg_annotations): Don't call
10258 delete_tree_cfg_annotations.
10260 * ssaexpand.h: New file.
10261 * expr.c (toplevel): Include ssaexpand.h.
10262 (expand_assignment): Handle SSA names the same as register variables.
10263 (expand_expr_real_1): Expand SSA names.
10264 * cfgexpand.c (toplevel): Include ssaexpand.h.
10265 (SA): New global variable.
10266 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10267 (SSAVAR): New macro.
10268 (set_rtl): New helper function.
10269 (add_stack_var): Deal with SSA names, use set_rtl.
10270 (expand_one_stack_var_at): Likewise.
10271 (expand_one_stack_var): Deal with SSA names.
10272 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10273 before unique numbers.
10274 (expand_stack_vars): Use set_rtl.
10275 (expand_one_var): Accept SSA names, add asserts for them, feed them
10276 to above subroutines.
10277 (expand_used_vars): Expand all partitions (without default defs),
10278 then only the local decls (ignoring those expanded already).
10279 (expand_gimple_cond): Remove edges when jumpif() expands an
10280 unconditional jump.
10281 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10282 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10284 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10285 members of SA; deal with PARM_DECL partitions here; expand
10286 all PHI nodes, free tree datastructures and SA. Commit instructions
10287 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10288 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10289 info and statements at start, collect garbage at finish.
10290 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10291 (VAR_ANN_PARTITION) Remove.
10292 (change_partition_var): Don't declare.
10293 (partition_to_var): Always return SSA names.
10294 (var_to_partition): Only accept SSA names.
10295 (register_ssa_partition): Only check argument.
10296 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10298 (delete_var_map): Don't free it.
10299 (var_union): Only accept SSA names, simplify.
10300 (partition_view_init): Mark only useful SSA names as used.
10301 (partition_view_fini): Only deal with SSA names.
10302 (change_partition_var): Remove.
10303 (dump_var_map): Use ssa_name instead of partition_to_var member.
10304 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10306 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10307 (struct _elim_graph): New member const_dests; nodes member vector of
10309 (set_location_for_edge): New static helper.
10310 (create_temp): Remove.
10311 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10312 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10313 (new_elim_graph): Allocate const_dests member.
10314 (clean_elim_graph): Truncate const_dests member.
10315 (delete_elim_graph): Free const_dests member.
10316 (elim_graph_size): Adapt to new type of nodes member.
10317 (elim_graph_add_node): Likewise.
10318 (eliminate_name): Likewise.
10319 (eliminate_build): Don't take basic block argument, deal only with
10320 partition numbers, not variables.
10321 (get_temp_reg): New static helper.
10322 (elim_create): Use it, deal with RTL temporaries instead of trees.
10323 (eliminate_phi): Adjust all calls to new signature.
10324 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10325 (rewrite_trees): Only do checking.
10326 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10327 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10328 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10329 contains_tree_r, MAX_STMTS_IN_LATCH,
10330 process_single_block_loop_latch, analyze_edges_for_bb,
10331 perform_edge_inserts): Remove.
10332 (expand_phi_nodes): New global function.
10333 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10334 functions, initialize new parameter, remember partitions having a
10336 (finish_out_of_ssa): New global function.
10337 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10338 don't reset in_ssa_p here, don't disable TER when mudflap.
10339 (pass_del_ssa): Remove.
10340 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10342 (execute_free_datastructures): Declare.
10343 * Makefile.in (SSAEXPAND_H): New variable.
10344 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10345 * basic-block.h (commit_one_edge_insertion): Declare.
10346 * passes.c (init_optimization_passes): Move pass_nrv and
10347 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10348 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10349 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10350 (redirect_branch_edge): Deal with super block when expanding, split
10351 out jump patching itself into ...
10352 (patch_jump_insn): ... here, new static helper.
10354 2009-04-26 Michael Matz <matz@suse.de>
10356 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10357 beyond num_ssa_names.
10358 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10359 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10361 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10363 PR inline-asm/39543
10364 * fwprop.c (forward_propagate_asm): New function.
10365 (forward_propagate_and_simplify): Propagate also into __asm, if it
10366 doesn't increase the number of referenced registers.
10369 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10371 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10373 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10374 note_nonlocal_vla_type for nonlocal VLAs.
10375 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10376 contains_remapped_vars, remap_vla_decls): New functions.
10377 (convert_nonlocal_reference_stmt): If not optimizing, call
10378 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10379 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10380 if it wasn't found in var_map.
10381 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10382 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10383 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10385 * gimplify.c (nonlocal_vlas): New variable.
10386 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10388 (gimplify_body): Create and destroy nonlocal_vlas.
10390 * dwarf2out.c (loc_descr_plus_const): New function.
10391 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10392 mem_loc_descriptor, loc_descriptor_from_tree_1,
10393 descr_info_loc, gen_variable_die): Use it.
10395 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10396 !TREE_STATIC VAR_DECLs.
10397 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10398 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10399 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10400 DECL_BY_REFERENCE is valid.
10401 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10402 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10403 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10404 Copy DECL_BY_REFERENCE.
10405 (struct nesting_copy_body_data): New type.
10406 (nesting_copy_decl): New function.
10407 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10408 if they have variable length.
10410 2009-04-26 Michael Matz <matz@suse.de>
10412 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10413 mark new temporaries for renaming.
10415 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10418 * c-decl.c (global_bindings_p): Return negative value.
10419 (c_variable_size): New. Based on variable_size from
10421 (grokdeclarator): Call c_variable_size not variable_size.
10423 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10425 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10427 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10429 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10430 Redefine it to just use mingw/include.
10431 (ASM_SPEC): Rules for -m32 and -m64.
10432 (LINK_SPEC): Use Likewise.
10433 (SPEC_32): New define.
10434 (SPEC_64): Likewise.
10435 (SUB_LINK_SPEC): Likewise.
10436 (MULTILIB_DEFAULTS): New define.
10437 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10438 Add multilib options.
10439 (MULTILIB_DIRNAMES): Likewise.
10440 (MULTILIB_OSDIRNAMES): Likewise.
10441 (LIBGCC): Likewise.
10442 (INSTALL_LIBGCC): Likewise.
10444 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10447 * c-tree.h (enum c_inline_static_type): New.
10448 (record_inline_static): Declare.
10449 * c-decl.c (struct c_inline_static, c_inline_statics,
10450 record_inline_static, check_inline_statics): New.
10451 (pop_file_scope): Call check_inline_statics.
10452 (start_decl): Call record_inline_static instead of pedwarning
10453 directly for static in inline function.
10454 * c-typeck.c (build_external_ref): Call record_inline_static
10455 instead of pedwarning directly for static referenced in inline
10458 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10460 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10461 not new but only being rescanned.
10462 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10463 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10464 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10465 record_set_info, compute_set, grealloc): Remove.
10466 (recompute_all_luids): New function.
10467 (gcse_main): Don't compute sets, and don't do related memory
10468 allocations/free-ing. If something changed before the end of the
10469 pass, update LUIDs using recompute_all_luids.
10470 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10471 (free_gcse_mem): Don't free it either.
10472 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10473 Use the df insn LUIDs.
10474 (load_killed_in_block): Likewise.
10475 (compute_hash_table_work): Don't compute reg_set_in_block.
10476 (compute_transp): Use DF_REG_DEF_CHAINs.
10477 (local_cprop_pass): Don't use compute_sets and related functions.
10478 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10479 Use get_max_uid() instead of max_cuid.
10480 (insert_insn_end_basic_block, pre_insert_copy_insn,
10481 update_ld_motion_stores): Don't try to
10482 keep reg_set tables up to date.
10483 (pre_insert_copies): Use df insn LUIDs.
10484 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10485 (reg_set_info): Don't use extra bitmap argument.
10486 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10487 information to compute regs_set_in_block.
10488 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10489 (bypass_jumps): Don't use compute_sets and friends.
10491 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10494 * opts.c (undocumented_msg): Do not leave blank even with
10497 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10499 * c-decl.c (build_enumerator): Allow values folding to integer
10500 constants but not integer constant expressions with a pedwarn if
10503 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10506 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10507 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10508 type is an integer constant.
10510 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10513 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10516 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10519 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10520 with variably modified return type and no storage class
10521 specifiers, except for the case of nested functions. Distinguish
10522 extern declarations of functions with variably modified return
10523 types from those of objects with variably modified types.
10525 2009-04-25 Jan Hubicka <jh@suse.cz>
10527 * tree.c (list_equal_p): New function.
10528 * tree.h (list_equal_p): Declare.
10529 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10530 basic_block_def, basic_block, const_basic_block): New.
10531 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10532 (redirect_eh_edge): New function.
10533 (make_eh_edge_update_phi): EH edges are not abnormal.
10534 * except.c: Include tree-flow.h.
10535 (list_match): New function.
10536 (eh_region_replaceable_by_p): New function.
10537 (replace_region): New function.
10538 (hash_type_list): New function.
10539 (hash_eh_region): New function.
10540 (eh_regions_equal_p): New function.
10541 (merge_peers): New function.
10542 (remove_unreachable_regions): Verify EH tree when checking;
10544 (copy_eh_region_1): New function.
10545 (copy_eh_region): New function.
10546 (push_reachable_handler): New function.
10547 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10548 regions without label but with live RESX.
10549 * except.h (redirect_eh_edge_to_label): New.
10550 * tree-flow.h (redirect_eh_edge): New.
10551 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10552 basic_block_def, basic_block, const_basic_block): Remove.
10553 * Makefile.in (except.o): Add dependency on tree-flow.h
10554 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10555 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10558 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10561 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10562 on the destination of memcpy.
10564 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10566 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10567 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10568 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10570 2009-04-25 Jan Hubicka <jh@suse.cz>
10572 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10573 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10574 to be reached by different label than left.
10575 (update_eh_edges): Update comment; remove edge_to_remove if possible
10576 and return true if suceeded.
10577 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10578 (cleanup_eh): Compute sharing map.
10579 * except.c (remove_eh_handler_and_replace): Add argument if we should
10581 (remove_unreachable_regions): Update for label sharing.
10582 (label_to_region_map): Likewise.
10583 (get_next_region_sharing_label): New function.
10584 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10586 (remove_eh_handler): Update.
10587 (remove_eh_region_and_replace_by_outer_of): New function.
10588 * except.h (struct eh_region): Add next_region_sharing_label.
10589 (remove_eh_region_and_replace_by_outer_of,
10590 get_next_region_sharing_label): Declare.
10591 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10593 2009-04-25 Jan Hubicka <jh@suse.cz>
10595 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10596 insert code even if they are not critical.
10598 2009-04-25 Jan Hubicka <jh@suse.cz>
10600 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10601 (gimple_can_remove_branch_p): EH edges won't remove branch by
10603 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10604 updating of non-abnormal EH edges.
10605 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10606 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10607 (split_critical_edges): Split also edges where emitting code on them
10608 will lead to splitting later.
10610 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10611 H.J. Lu <hongjiu.lu@intel.com>
10614 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10615 the configured assembler supports fildq and fistpq mnemonics.
10616 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10617 * configure: Regenerated.
10618 * config.in: Ditto.
10620 * config/i386/i386.c (print_operand): Handle 'Z'.
10621 ['z']: Remove handling of special fild/fist suffixes.
10622 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10623 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10624 suffix of fild insn.
10625 (*floatsi<mode>2_vector_mixed): Ditto.
10626 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10627 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10628 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10629 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10630 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10632 2009-04-25 Ben Elliston <bje@au.ibm.com>
10634 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10635 the source of a set operation.
10637 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10639 * target.h (struct gcc_target): Add case_values_threshold field.
10640 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10641 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10642 * targhooks.c (default_case_values_threshold): New function.
10643 * targhooks.h (default_case_values_threshold): Declare function.
10644 * stmt.c (expand_case): Use case_values_threshold target hook.
10645 * expr.h (case_values_threshold): Remove declartation.
10646 * expr.c (case_values_threshold): Remove function.
10647 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10649 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10650 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10651 (avr_case_values_threshold): Declare as static.
10652 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10654 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10655 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10656 (mn10300_case_values_threshold): New function.
10658 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10660 * ira.c (setup_cover_and_important_classes): Add enum cast.
10662 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10664 * genpreds.c (write_enum_constraint_num): Output definition of
10665 CONSTRAINT_NUM_DEFINED_P macro.
10666 * ira.c (setup_cover_and_important_classes): Use
10667 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10669 2009-04-24 DJ Delorie <dj@redhat.com>
10671 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10672 __SH2A_SINGLE_ONLY__ also.
10674 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10676 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10677 (movdf_internal): Ditto.
10678 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10679 SFmode and DFmode constants.
10680 (ia64_print_operand): Add 'G' format for printing
10681 floating point constants.
10683 2009-04-24 Richard Guenther <rguenther@suse.de>
10685 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10686 from unsigned additions.
10688 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10690 * c-typeck.c (set_init_index): Allow array designators that are
10691 not integer constant expressions with a pedwarn if pedantic.
10693 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10695 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10696 zero if no overlap in nonzero bits between the operands.
10698 2009-04-24 Ian Lance Taylor <iant@google.com>
10700 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10701 (record_dead_and_set_regs): Likewise.
10702 * df.h (struct df_mw_hardreg): Change flags field to int.
10703 (struct df_base_ref): Likewise.
10704 (struct df): Change changeable_flags field to int.
10705 * df-scan.c (df_defs_record): Change clobber_flags to int.
10706 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10707 constants rather than #define macros.
10708 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10709 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10710 (enum dwarf_calling_convention): Likewise.
10711 (enum dwarf_line_number_x_ops): Likewise.
10712 (enum dwarf_call_frame_info): Likewise.
10713 (enum dwarf_source_language): Likewise.
10714 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10715 (add_calling_convention_attribute): Likewise.
10716 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10717 (combine_comparisons): Change compcode to int. Add cast to enum type.
10718 * genrecog.c (maybe_both_true_2): Change c to int.
10719 (write_switch): Likewise. Add cast to enum type.
10720 * gimplify.c (gimplify_omp_for): Handle return values from
10721 gimplify_expr using MIN rather than bitwise or.
10722 (gimplify_expr): Add cast to enum type.
10723 * ipa-prop.c (update_jump_functions_after_inlining): Change
10724 IPA_BOTTOM to IPA_JF_UNKNOWN.
10725 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10726 Add casts to enum type.
10727 (setup_cover_and_important_classes): Change cl to int. Add casts
10729 (setup_class_translate): Change cl and mode to int.
10730 (ira_init_once): Change mode to int.
10731 (free_register_move_costs): Likewise.
10732 (setup_prohibited_mode_move_regs): Add casts to enum type.
10733 * langhooks.c (add_builtin_function_common): Rework assertion that
10734 value fits bitfield.
10735 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10736 * omega.c (omega_do_elimination): Avoid math on enum types.
10737 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10738 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10739 int local to handle integral_argment value.
10740 * regmove.c (try_auto_increment): Change PUT_MODE to
10742 * reload.c (push_secondary_reload): Add casts to enum type.
10743 (secondary_reload_class, find_valid_class): Likewise.
10744 * reload1.c (emit_input_reload_insns): Likewise.
10745 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10746 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10747 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10749 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10750 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10752 (expand_complex_libcall): Add casts to enum type.
10753 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10754 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10755 with ERROR_MARK, not NUM_TREE_CODES.
10756 (vect_create_epilog_for_reduction): Likewise.
10757 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10758 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10759 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10761 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10762 vect_unused_in_loop. Change 0 to loop_vect.
10763 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10764 * var-tracking.c (get_init_value): Change return type to enum
10766 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10767 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10769 (arm_override_options): Add casts to enum type.
10770 (arm_emit_tls_decoration): Likewise.
10771 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10773 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10774 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10775 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10777 * config/s390/s390.c (code_for_builtin_64): Change to array of
10779 (code_for_builtin_31): Likewise.
10780 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10782 * config/sparc/sparc.c (sparc_override_options): Change value
10783 field in struct code_model to enum cmodel. In initializer change
10784 0 to NULL and add cast to enum type.
10786 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10787 Change all callers. Issue a -Wc++-compat warning using
10788 lhs_origtype if necessary.
10789 (convert_for_assignment): Issue -Wc++-compat warnings about
10790 invalid conversions to enum type on assignment.
10791 * c-common.h (build_modify_expr): Update declaration.
10793 2009-04-24 Nick Clifton <nickc@redhat.com>
10795 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10796 (function_arg_advance): Likewise.
10797 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10800 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10802 * config/s390/constraints.md ('I', 'J'): Fix condition.
10804 2009-04-24 Diego Novillo <dnovillo@google.com>
10806 * gengtype-parse.c (parse_error): Add newline after message.
10808 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10810 * config/i386/sse.md (avxmodesuffixs): Removed.
10811 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10812 (*avx_pinsr<ssevecsize>): This.
10814 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10816 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10817 follow chains of regs with a single definition, and allow expressions
10818 that are function_invariant_p.
10819 (simple_rhs_p): Allow expressions that are function_invariant_p.
10821 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10823 PR middle-end/39867
10824 * fold-const.c (fold_cond_expr_with_comparison): When folding
10825 > and >= to MAX, make sure the MAX uses the same type as the
10826 comparison's operands.
10828 2009-04-24 Nick Clifton <nickc@redhat.com>
10830 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10831 addressing for DImode accesses.
10832 (frv_print_operand_address): Handle PLUS case.
10833 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10835 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10837 PR rtl-optimization/39794
10838 * alias.c (canon_true_dependence): Add x_addr argument.
10839 * rtl.h (canon_true_dependence): Adjust prototype.
10840 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10841 * cselib.c (cselib_invalidate_mem): Likewise.
10842 * gcse.c (compute_transp): Likewise.
10843 * dse.c (scan_reads_nospill): Likewise.
10844 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10845 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10846 canon_base_addr of the group, plus optional offset.
10847 (struct group_info): Rename canon_base_mem to
10849 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10850 canon_rtx of base_mem.
10852 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10854 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10855 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10857 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10859 * config/spu/spu-builtins.h: Delete file.
10861 * config/spu/spu.h (enum spu_builtin_type): Move here from
10863 (struct spu_builtin_description): Likewise. Add GTY marker.
10864 Do not use enum spu_function_code or enum insn_code.
10865 (spu_builtins): Add extern declaration.
10867 * config/spu/spu.c: Do not include "spu-builtins.h".
10868 (enum spu_function_code, enum spu_builtin_type_index,
10869 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10870 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10871 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10872 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10873 (spu_builtin_types): Make static. Add GTY marker.
10874 (spu_builtins): Add extern declaration with GTY marker.
10875 Include "gt-spu.h".
10877 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10878 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10879 Check programmatically whether all parameters are scalar.
10881 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10883 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10885 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10886 assignment from the constructor either if the target is volatile.
10888 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10890 * config/arm/arm.md (insv): Do not share operands[0].
10892 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10894 * config/vxlib-tls.c (active_tls_threads): Delete.
10895 (delete_hook_installed): New.
10896 (tls_delete_hook): Don't delete the delete hook.
10897 (tls_destructor): Delete it here.
10898 (__gthread_set_specific): Adjust installing the delete hook.
10899 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
10900 __gthread_leave_tsd_dtor_context.
10902 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
10904 * c-format.c (gcc_tdiag_char_table): Add support for %E.
10906 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
10908 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
10910 (alpha_rtx_costs): Ditto.
10911 (emit_unlikely_jump): Use add_reg_note.
10912 (emit_frame_store_1): Ditto.
10913 (alpha_expand_prologue): Ditto.
10914 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10915 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
10917 2009-04-23 Nick Clifton <nickc@redhat.com>
10919 * config/v850/v850.md (epilogue): Remove suppressed code.
10920 (return): Rename to return_simple and remove test of frame size.
10921 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
10922 to gen_return_simple.
10924 2009-04-22 Jing Yu <jingyu@google.com>
10927 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
10929 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10932 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
10933 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
10934 value is a VECTOR_CST, the element type is the element type of the
10937 2009-04-22 DJ Delorie <dj@redhat.com>
10939 * config/m32c/m32c.h: Update GTY annotations to new syntax.
10941 2009-04-22 Jakub Jelinek <jakub@redhat.com>
10943 * alias.c (find_base_term): Move around LO_SUM case, so that
10944 CONST falls through into PLUS/MINUS handling.
10947 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
10948 into 0, use omit_one_operand.
10950 2009-04-23 Ben Elliston <bje@au.ibm.com>
10952 * config/rs6000/linux-unwind.h (get_regs): Remove type
10953 puns. Change the type of `pc' to an array of unsigned ints and
10954 update all users. Constify frame24.
10956 2009-04-22 DJ Delorie <dj@redhat.com>
10958 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
10959 declarations before code.
10960 (current_function_special_page_vector): Likewise.
10961 (m32c_expand_insv): Silence a warning.
10963 2009-04-21 Taras Glek <tglek@mozilla.com>
10965 * alias.c: Update GTY annotations to new syntax.
10966 * basic-block.h: Likewise.
10967 * bitmap.h: Likewise.
10968 * c-common.h: Likewise.
10969 * c-decl.c: Likewise.
10970 * c-parser.c: Likewise.
10971 * c-pragma.c: Likewise.
10972 * c-tree.h: Likewise.
10973 * cfgloop.h: Likewise.
10974 * cgraph.h: Likewise.
10975 * config/alpha/alpha.c: Likewise.
10976 * config/arm/arm.h: Likewise.
10977 * config/avr/avr.h: Likewise.
10978 * config/bfin/bfin.c: Likewise.
10979 * config/cris/cris.c: Likewise.
10980 * config/darwin.c: Likewise.
10981 * config/frv/frv.c: Likewise.
10982 * config/i386/i386.c: Likewise.
10983 * config/i386/i386.h: Likewise.
10984 * config/i386/winnt.c: Likewise.
10985 * config/ia64/ia64.h: Likewise.
10986 * config/iq2000/iq2000.c: Likewise.
10987 * config/mips/mips.c: Likewise.
10988 * config/mmix/mmix.h: Likewise.
10989 * config/pa/pa.c: Likewise.
10990 * config/pa/pa.h: Likewise.
10991 * config/rs6000/rs6000.c: Likewise.
10992 * config/s390/s390.c: Likewise.
10993 * config/sparc/sparc.c: Likewise.
10994 * config/xtensa/xtensa.c: Likewise.
10995 * cselib.h: Likewise.
10996 * dbxout.c: Likewise.
10997 * dwarf2out.c: Likewise.
10998 * except.c: Likewise.
10999 * except.h: Likewise.
11000 * fixed-value.h: Likewise.
11001 * function.c: Likewise.
11002 * function.h: Likewise.
11003 * gimple.h: Likewise.
11004 * integrate.c: Likewise.
11005 * optabs.c: Likewise.
11006 * output.h: Likewise.
11007 * real.h: Likewise.
11009 * stringpool.c: Likewise.
11010 * tree-data-ref.c: Likewise.
11011 * tree-flow.h: Likewise.
11012 * tree-scalar-evolution.c: Likewise.
11013 * tree-ssa-address.c: Likewise.
11014 * tree-ssa-alias.h: Likewise.
11015 * tree-ssa-operands.h: Likewise.
11016 * tree.c: Likewise.
11017 * tree.h: Likewise.
11018 * varasm.c: Likewise.
11019 * varray.h: Likewise.
11021 * coretypes.h: Do not define GTY macro if it is already defined.
11022 * doc/gty.texi: Update GTY documentation to new syntax.
11023 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11024 annotations on structs.
11025 * gengtype-parse.c: Likewise.
11027 2009-04-22 Mark Heffernan <meheff@google.com>
11029 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11031 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11033 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11036 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11038 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11039 the same as a PLUS without a shift. Increase the cost of a
11042 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11044 * Makefile.in: Update dependencies.
11045 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11046 * errors.h: Remove bogus comment about compatibility.
11047 (warning): Update declaration.
11048 * genautomata.c: Update all calls to warning.
11049 * gimple.c: Do not include errors.h. Include toplev.h.
11050 * tree-ssa-structalias.c: Do not include errors.h.
11051 * omega.c: Likewise.
11052 * tree-ssa-reassoc.c: Likewise.
11053 * config/spu/spu-c.c: Likewise.
11054 * config/spu/t-spu-elf: Update dependencies.
11056 2009-04-22 Richard Guenther <rguenther@suse.de>
11058 PR tree-optimization/39824
11059 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11060 make sure the types are compatible.
11062 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11065 * c-common.c (c_parse_error): Take a token_flags parameter.
11066 Use token_type for the token type instead.
11067 Pass token_flags to cpp_type2name.
11068 * c-common.h (c_parse_error): Update declaration.
11069 * c-parser.c (c_parser_error): Pass 0 as token flags.
11071 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11073 PR rtl-optimization/39580
11074 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
11076 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11078 * function.c (expand_function_end): Do not emit a jump to the "naked"
11079 return label for fall-through returns.
11080 * except.c (sjlj_emit_function_exit): Always place the call to the
11081 unregister function at the location installed by expand_function_end.
11083 2009-04-22 Richard Guenther <rguenther@suse.de>
11085 PR tree-optimization/39845
11086 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
11087 (gen_inbound_check): Likewise.
11089 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
11091 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
11093 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
11094 * config/vxlib.c (__gthread_once): Add race guard for PPC.
11096 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11098 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
11099 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
11100 shift counts to avoid out-of-bounds array accesses.
11102 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11104 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
11105 (Pmode): Move above.
11107 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
11109 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
11110 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
11111 GET_CODE macro. Use IN_RANGE macro where appropriate.
11112 * config/alpha/alpha.h: Ditto.
11113 * config/alpha/alpha.md: Ditto.
11114 * config/alpha/constraints.md: Ditto.
11115 * config/alpha/predicates.md: Ditto.
11117 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11119 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
11120 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11121 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11122 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11123 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11124 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11125 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11126 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11127 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11128 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11129 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11130 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11131 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11132 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11133 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11134 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11135 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11136 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11137 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11138 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11139 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11140 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11141 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11142 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11143 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11144 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11145 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11147 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11149 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
11150 references from comments.
11151 * cfgbuild.c: (count_basic_blocks): Delete.
11152 (find_basic_blocks_1): Delete.
11153 (find_basic_blocks): Delete.
11154 * except.c (finish_eh_generation): Make static. Move comment from
11155 except.h here. Remove find_basic_blocks references from comments.
11156 * except.h (finish_eh_generation): Delete.
11157 * basic-block.h (find_basic_blocks): Delete.
11158 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
11160 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
11162 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
11163 (sdbout_parms): Likewise.
11165 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11167 * config/sh/sh.c (prepare_cbranch_operands): Use
11168 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
11169 (expand_cbranchdi4): Likewise.
11170 (from_compare): Add cast to enum type.
11171 (expand_cbranchsi4): Use add_reg_note.
11172 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
11173 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
11174 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
11175 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11176 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
11177 instead of CODE_FOR_nothing.
11178 (cbranchdi4): Likewise. Fix the order of arguments for
11180 (push_fpscr): Use add_reg_note.
11181 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
11182 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
11184 2009-04-21 Joseph Myers <joseph@codesourcery.com>
11186 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
11187 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11188 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11189 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
11190 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
11191 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
11192 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
11193 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
11194 config/alpha/x-vms, config/arc/t-arc,
11195 config/arm/README-interworking, config/arm/arm-c.c,
11196 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
11197 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
11198 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
11199 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
11200 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
11201 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
11202 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
11203 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
11204 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
11205 config/cris/t-elfmulti, config/crx/t-crx,
11206 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
11207 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
11208 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
11209 config/h8300/t-h8300, config/i386/athlon.md,
11210 config/i386/darwin-libgcc.10.4.ver,
11211 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
11212 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
11213 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
11214 config/i386/t-linux64, config/i386/t-nwld,
11215 config/i386/t-rtems-i386, config/i386/t-sol2-10,
11216 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
11217 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
11218 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
11219 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
11220 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
11221 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
11222 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
11223 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
11224 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
11225 config/m68k/t-uclinux, config/mcore/t-mcore,
11226 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
11227 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
11228 config/mips/crtn.asm, config/mips/irix-crti.asm,
11229 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
11230 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
11231 config/mips/mips-fixed.md, config/mips/sb1.md,
11232 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
11233 config/mips/t-iris6, config/mips/t-isa3264,
11234 config/mips/t-libgcc-mips16, config/mips/t-linux64,
11235 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
11236 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
11237 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
11238 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
11239 config/mn10300/t-linux, config/mn10300/t-mn10300,
11240 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
11241 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
11242 config/picochip/libgccExtras/clzsi2.asm,
11243 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11244 config/rs6000/darwin-libgcc.10.4.ver,
11245 config/rs6000/darwin-libgcc.10.5.ver,
11246 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11247 config/rs6000/t-aix43, config/rs6000/t-aix52,
11248 config/rs6000/t-darwin, config/rs6000/t-fprules,
11249 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11250 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11251 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11252 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11253 config/rs6000/t-rtems, config/rs6000/t-spe,
11254 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11255 config/score/t-score-elf, config/sh/divcost-analysis,
11256 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11257 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11258 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11259 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11260 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11261 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11262 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11263 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11264 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11265 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11266 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11267 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11268 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11269 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11270 * config/h8300/genmova.sh: Include copyright and license notices
11271 in generated output.
11272 * config/h8300/mova.md: Regenerate.
11273 * doc/install.texi2html: Include word "Copyright" in copyright
11274 notice and use name "Free Software Foundation, Inc.".
11275 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11276 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11277 ChangeLog-2007, ChangeLog-2008: Correct dates.
11279 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11281 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11282 NE_EXPR operations as well.
11283 * c-parser.c (c_parser_condition): Do not set location information on
11285 (c_parser_conditional_expression): Likewise.
11286 (c_parser_binary_expression): Set location information on operators.
11287 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11288 TRUTH_NOT_EXPR has been folded.
11289 * fold-const.c (fold_truth_not_expr): Copy location information from
11290 the incoming expression to the outgoing one.
11291 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11292 recursive calls on the LHS of the operator but pass that of the
11293 operator to recursive calls on the RHS of the operator. Set it
11295 (shortcut_cond_expr): Set the locus of the operator on the second
11296 COND_EXPR and that of the expression on the first in degenerate cases.
11297 Pass the locus of the expression to calls to shortcut_cond_r.
11298 Set the locus of the 'then' block on the associated jump, if any.
11299 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11300 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11301 expression to call to gimplify_boolean_expr.
11303 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11305 * config.gcc: Add additional configuration for
11306 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11307 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11308 (CPP_SPEC): Redefine for allowing -municode option.
11309 (STARTFILE_SPEC): Likewise.
11310 * config/i386/t-mingw-w64: New.
11311 * config/i386/mingw-w64.opt: New.
11312 (municode): Add new target option.
11313 * doc/invoke.texi (municode): Add documentation for new option.
11315 2009-04-21 Ian Lance Taylor <iant@google.com>
11317 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11318 Correct test for number of arguments.
11319 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11321 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11323 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11324 argument of emit_library_call.
11326 2009-04-21 Richard Guenther <rguenther@suse.de>
11328 PR middle-end/39829
11329 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11330 inside VIEW_CONVERT_EXPRs.
11332 2009-04-21 Martin Jambor <mjambor@suse.cz>
11334 * tree-switch-conversion.c (build_constructors): Split a long line.
11335 (constructor_contains_same_values_p): New function.
11336 (build_one_array): Create assigns of constants if possible, do not
11337 call mark_sym_for_renaming, call update_stmt.
11338 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11339 make_rename_temp. Do not call mark_symbols_for_renaming, call
11341 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11342 find_new_referenced_vars, call update_stmt.
11343 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11344 instead of calling make_rename_temp. Do not call
11345 find_new_referenced_vars or mark_symbols_for_renaming, call
11348 2009-04-21 Richard Guenther <rguenther@suse.de>
11350 PR tree-optimization/39827
11351 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11352 (tree_ssa_phiprop): Pass the correct array size.
11354 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11356 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11358 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11361 * c-typeck.c (lvalue_p): Move declaration ...
11362 * c-common.h (lvalue_p): ... to here.
11363 * c-common.c (candidate_equal_p): New.
11364 (add_tlist): Use it.
11365 (merge_tlist): Use it.
11366 (warn_for_collisions_1): Likewise.
11367 (warning_candidate_p): Accept more candidates.
11368 (verify_tree): A warning candidate can be an expression. Use
11371 2009-04-21 Ben Elliston <bje@au.ibm.com>
11374 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11375 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11376 options. Remove -mcall-solaris documentation.
11378 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11381 * doc/invoke.texi (-Wlong-long): Update description.
11382 * c-lex (interpret_integer): Only warn if there was no previous
11383 overflow and -Wlong-long is enabled.
11384 * c-decl.c (declspecs_add_type): Drop redundant flags.
11385 * c.opt (Wlong-long): Init to -1.
11386 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11387 and front-end warn_long_long. Wlong-long only depends on other
11388 flags if it is uninitialized.
11389 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11390 the same for CPP and FE.
11391 (restore_extension_diagnostics): Likewise.
11393 2009-04-20 Ian Lance Taylor <iant@google.com>
11395 Fix enum conversions which are invalid in C++:
11396 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11397 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11398 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11399 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11400 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11401 (dbxout_parms): Likewise.
11402 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11403 (df_clear_flags): Likewise.
11404 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11405 top_flag parameter to int.
11406 (df_chain_create_bb_process_use): Likewise.
11407 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11409 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11410 (df_ref_create_structure, df_def_record_1): Likewise.
11411 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11412 (df_notes_rescan): Change 0 to VOIDmode in function call.
11413 (df_get_call_refs, df_insn_refs_collect): Likewise.
11414 (df_bb_regs_collect): Likewise.
11415 (df_entry_block_defs_collect): Likewise.
11416 (df_exit_block_uses_collect): Likewise.
11417 * df.h: Update declarations.
11418 * double-int.c (double_int_divmod): Add cast to enum type.
11419 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11420 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11421 (based_loc_descr): Likewise.
11422 (loc_descriptor_from_tree_1): Change first_op and second_op to
11423 enum dwarf_location_atom. Add cast to enum type.
11424 * expmed.c (init_expmed): Change 0 to SET in function call.
11425 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11426 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11427 (do_store_flag): Likewise.
11428 * fixed-value.h (struct fixed_value): Change mode to enum
11430 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11431 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11433 (insert_insn_decl, insert_decl, insert_state): Likewise.
11434 (automata_list_finish): Likewise.
11435 * genrecog.c (process_define_predicate): Add cast to enum type.
11436 * gensupport.c (init_predicate_table): Add cast to enum type.
11437 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11439 (gimple_build_call_1, gimple_build_label): Likewise.
11440 (gimple_build_goto, gimple_build_asm_1): Likewise.
11441 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11442 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11443 (enum fallback): Rename from enum fallback_t.
11444 (fallback_t): Typedef as int.
11445 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11446 GSI_SAME_STMT in function call.
11447 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11449 (setup_reg_class_relations): Likewise.
11450 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11451 (setup_prohibited_class_mode_regs): Add cast to enum type.
11452 (setup_prohibited_mode_move_regs): Likewise.
11453 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11454 (record_address_regs): Change i to enum reg_class.
11455 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11456 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11457 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11458 (GET_MODE_2XWIDER_MODE): Likewise.
11459 (GET_CLASS_NARROWEST_MODE): Likewise.
11460 * omp-low.c (expand_omp_for): Add cast to enum type.
11461 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11462 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11463 * postreload.c (reload_cse_simplify_operands): Change rclass local
11465 * predict.c (combine_predictions_for_insn): Change best_predictor
11466 and predictor to enum br_predictor.
11467 (combine_predictions_for_bb): Likewise.
11468 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11469 use SET_PREDICT_EXPR_OUTCOME.
11470 * real.c (real_arithmetic): Change icode to code in function call.
11471 * reginfo.c (init_move_cost): Add casts to enum type.
11472 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11473 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11475 * reload.c (find_valid_class): Add casts to enum type.
11476 (push_reload): Change 0 to NO_REGS in function call.
11477 (find_reloads): Change this_alternative to array of enum
11478 reg_class. Remove some now-unnecessary casts.
11479 (make_memloc): Change 0 to VOIDmode in function call.
11480 * reload1.c (reload): Change 0 to VOIDmode in function call.
11481 (eliminate_regs_1, elimination_effects): Likewise.
11482 (eliminate_regs_in_insn): Likewise.
11483 (emit_input_reload_insns): Add cast to enum type.
11484 (delete_output_reload): Change 0 to VOIDmode in function call.
11485 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11486 to enum type in function call.
11487 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11488 (SET_PREDICT_EXPR_OUTCOME): Define.
11489 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11490 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11491 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11492 (dump_function): Likewise.
11493 * tree-dump.h: Update declarations.
11494 * tree-pass.h: Update declarations.
11495 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11496 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11498 (arm_rtx_costs_1): Correct parenthesization.
11499 (arm_rtx_costs): Add casts to enum type.
11500 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11501 (vfp_emit_fstmd): Use add_rg_note.
11502 (emit_multi_reg_push, emit_sfm): Likewise.
11503 (thumb_set_frame_pointer): Likewise.
11504 (arm_expand_prologue): Likewise.
11505 (arm_regno_class): Change return type to enum reg_class.
11506 (thumb1_expand_prologue): Use add_reg_note.
11507 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11508 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11510 * config/arm/gentune.sh: Add cast to enum type.
11511 * config/arm/arm-tune.md: Rebuild.
11512 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11513 (ix86_split_fp_branch, predict_jump): Likewise.
11514 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11515 insn_code to enum rtx_code.
11516 (ix86_builtin_vectorized_function): Add cast to enum type.
11517 * config/i386/i386.md (truncdfsf2): Change slot to enum
11519 (truncxf<mode>2, isinf<mode>2): Likewise.
11520 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11522 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11523 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11524 (insert_bundle_state): Change 1 to INSERT in function call.
11525 (ia64_add_bundle_selector_before): Likewise.
11526 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11527 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11528 (restore_stack_nonlocal): Likewise.
11529 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11531 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11533 (mips_rtx_costs): Likewise.
11534 (mips_override_options): Add casts to enum type.
11535 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11537 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11538 (store_reg, set_reg_plus_d): Likewise.
11539 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11540 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11542 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11544 (emit_unlikely_jump): Use add_reg_note.
11545 (rs6000_emit_allocate_stack): Likewise.
11546 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11547 (output_toc): Change 1 to INSERT in function call.
11548 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11549 (rs6000_initialize_trampoline): Likewise.
11550 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11552 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11553 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11554 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11555 (save_gprs): Use add_reg_note.
11556 (s390_emit_prologue): Likewise.
11557 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11558 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11559 (sparc_fold_builtin): Add cast to enum type.
11560 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11562 (spu_expand_prologue): Use add_reg_note.
11563 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11565 2009-04-20 Ian Lance Taylor <iant@google.com>
11567 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11568 (c_parser_postfix_expression_after_primary): Get VEC for list of
11569 arguments. Get original types of arguments. Call
11570 build_function_call_vec.
11571 (cached_expr_list_1, cached_expr_list_2): New static variables.
11572 (c_parser_expr_list): Change return type to VEC *. Add
11573 p_orig_types parameter. Change all callers.
11574 (c_parser_release_expr): New static function.
11575 (c_parser_vec_to_tree_list): New static function.
11576 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11577 call build_function_call_vec.
11578 (build_function_call_vec): New function, based on old
11579 build_function_call.
11580 (convert_arguments): Remove nargs and argarray parameters. Change
11581 values to a VEC. Add origtypes parameter.
11582 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11583 (convert_for_assignment): Add origtype parameter. Change all
11584 callers. If warn_cxx_compat, check for conversion to an enum
11585 type when calling a function.
11586 (store_init_value): Add origtype parameter. Change all callers.
11587 (digest_init): Likewise.
11588 (struct init_node): Add origtype field.
11589 (add_pending_init): Add origtype parameter. Change all callers.
11590 (output_init_element): Likewise.
11591 (output_pending_init_elements): Pass origtype from init_node to
11592 output_init_element.
11593 (process_init_element): Pass origtype from c_expr to
11594 output_init_element.
11595 (c_finish_return): Add origtype parameter. Change all callers.
11596 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11598 (sync_resolve_params): Likewise.
11599 (sync_resolve_return): Change params to first_param. Change caller.
11600 (resolve_overloaded_builtins): Change params to VEC *. Change
11601 callers. Save first parameter around call to build_function_call_vec.
11602 * c-decl.c (finish_decl): Add origtype parameter. Change all
11603 callers. Call build_function_call_vec rather than
11604 build_function_call for cleanup.
11605 * c-tree.h: Update declarations.
11606 * c-common.h: Update declarations.
11607 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11608 params to first_param.
11609 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11610 params parameter from tree to void *.
11611 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11612 Change arglist parameter to have type void *, and to be a pointer
11614 * config/rs6000/rs6000-protos.h
11615 (altivec_resolve_overloaded_builtin): Update declaration.
11616 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11617 fnargs parameter to have type void *, and to be a pointer to a
11618 VEC. Call build_function_call_vec instead of
11619 build_function_call.
11620 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11622 2009-04-20 Joey Ye <joey.ye@intel.com>
11623 Xuepeng Guo <xuepeng.guo@intel.com>
11624 H.J. Lu <hongjiu.lu@intel.com>
11626 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11628 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11629 (IX86_LEA_PRIORITY): Likewise.
11630 (distance_non_agu_define): New function.
11631 (distance_agu_use): Likewise.
11632 (ix86_lea_for_add_ok): Likewise.
11633 (ix86_dep_by_shift_count): Likewise.
11635 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11636 should split for LEA.
11638 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11640 (ix86_dep_by_shift_count): Likewise.
11642 2009-04-20 Richard Guenther <rguenther@suse.de>
11644 * expr.c (handled_component_p): Move ...
11645 * tree.h (handled_component_p): ... here.
11646 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11647 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11648 and REALPART_EXPR to be in one group.
11650 2009-04-20 Richard Guenther <rguenther@suse.de>
11652 * basic-block.h (get_all_dominated_blocks): Declare.
11653 * dominance.c (get_all_dominated_blocks): New function.
11654 * tree-cfg.c (get_all_dominated_blocks): Remove.
11655 (remove_edge_and_dominated_blocks): Adjust.
11656 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11657 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11658 instead of recursing.
11660 2009-04-20 Doug Kwan <dougkwan@google.com>
11662 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11663 (struct cgraph_node_set_def): New type.
11664 (cgraph_node_set) New type. Also declare vector functions.
11665 (struct cgraph_node_set_element_def): New type.
11666 (cgraph_node_set_element): Ditto.
11667 (cgraph_node_set_iterator): New iterator type.
11668 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11669 cgraph_node_set_remove, dump_cgraph_node_set,
11670 debug_cgraph_node_set): New prototypes.
11671 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11672 cgraph_node_set_size): New inlines.
11673 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11674 including cgraph.h.
11675 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11676 argument to function 'write_summary'.
11677 * ipa.c: Include ggc.h.
11678 (hash_cgraph_node_set_element,
11679 eq_cgraph_node_set_element, cgraph_node_set_new,
11680 cgraph_node_set_add, cgraph_node_set_remove,
11681 cgraph_node_set_find, dump_cgraph_node_set,
11682 debug_cgraph_node_set): New functions.
11683 * Makefile.in (ipa.o): Add dependency on GGC_H.
11685 2009-04-20 Ira Rosen <irar@il.ibm.com>
11687 PR tree-optimization/39675
11688 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11689 check of the return code of vect_schedule_slp. Check that
11690 stmt_vec_info still exists for the statement, before checking its
11691 vectorization type.
11693 2009-04-20 Michael Matz <matz@suse.de>
11695 * Makefile.in (generated_files): Take out $(simple_generated_c).
11697 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11699 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11700 (UINTPTR_TYPE): Likewise.
11702 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11705 * c-typeck.c (digest_init): Check for initializing an array with a
11708 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11711 * c-semantics.c (pop_stmt_list): Propagate
11712 STATEMENT_LIST_HAS_LABEL to parent statement list.
11714 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11716 * config/mips/mips.h (mips_tune_attr): New macro.
11717 * config/mips/mips.md (cpu): Use it.
11719 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11722 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11725 2009-04-19 Diego Novillo <dnovillo@google.com>
11727 * toplev.c (compile_file): Move call to coverage_finish ...
11728 * cgraphunit.c (ipa_passes): ... here.
11729 Call cgraph_process_new_functions.
11730 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11731 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11733 2009-04-19 Jan Hubicka <jh@suse.cz>
11735 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11737 (dump_cgraph_node): Dump can throw external flag.
11738 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11740 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11744 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11745 * common.opt (Wlogical-op): Move from here...
11746 * c.opt (Wlogical-op): ... to here.
11747 * c-typeck.c (parser_build_binary_op): Update call to
11748 warn_logical_operator.
11749 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11751 * c-common.c (warn_logical_op): Update.
11752 * c-common.h (warn_logical_op): Update declaration.
11754 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11756 * tree.c (protected_set_expr_location): Fix formatting.
11758 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11761 * c-typeck.c (readonly_warning): new.
11762 (build_unary_op, build_modify_expr): Use readonly_warning for
11763 storing into something readonly but not const-qualified.
11765 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11768 * c-typeck.c (build_unary_op): Check for taking address of
11769 expression of type void.
11771 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11774 * c-typeck.c (build_function_call): Check for calling a function
11775 with qualified void return types. Call require_complete_type when
11778 2009-04-18 Jan Hubicka <jh@suse.cz>
11780 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11782 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11783 can_throw_external flag.
11784 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11785 * ipa-pure-const.c (ignore_edge): New function.
11786 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11787 only over can_throw_external edges.
11788 (local_pure_const): Add nothrow flag.
11789 * ipa-utils.c (searchc): Add ignore_edge callback.
11790 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11791 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11792 (set_nothrow_function_flags): Update cgraph.
11793 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11795 2009-04-18 Richard Guenther <rguenther@suse.de>
11797 PR middle-end/39804
11798 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11799 (fold_stmt): ... this and ...
11800 (fold_stmt_inplace): ... this.
11801 (fold_stmt_1): Fold references in calls and asms.
11802 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11804 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11806 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11807 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11809 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11811 * tree.c (function_args_count): Remove.
11812 * tree.h: Remove the prototype for function_args_count.
11814 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11816 * tree-iterator.c (expr_only): Remove.
11817 * tree.h: Remove the prototype for expr_only.
11819 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11821 * reginfo.c (cannot_change_mode_set_regs): Remove.
11822 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11824 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11826 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11827 whether operands 0 and 1 overlaps.
11829 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11831 PR middle-end/36902
11832 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11833 pointer. Use warning_at instead of warning.
11834 (search_for_addr_array): Likewise.
11835 (check_array_bounds): Likewise.
11836 (check_all_array_refs): Check that the incoming edge is not in the
11837 list of edges to be removed.
11838 (check_all_array_refs): Avoid the temporal pointer.
11839 (vrp_visit_cond_stmt): Fix typo.
11840 (simplify_switch_using_ranges): Handle the case where the switch
11841 index is an integer constant.
11843 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11845 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11847 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11849 * doc/extend.texi, doc/invoke.texi: Fix typos.
11851 2009-04-17 Cary Coutant <ccoutant@google.com>
11853 * tree-flow-inline.h (get_lineno): Fix inverted test.
11855 2009-04-17 Diego Novillo <dnovillo@google.com>
11857 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11858 assertion for AVAIL_OUT.
11860 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11863 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11864 * config/sh/linux-atomic.asm: Likewise.
11866 2009-04-17 Diego Novillo <dnovillo@google.com>
11868 * except.c (debug_eh_tree): New.
11869 (struct eh_region, struct eh_status): Move ...
11870 * except.h: ... here.
11871 (add_type_for_runtime): Declare extern.
11872 (lookup_type_for_runtime): Likewise.
11873 (debug_eh_tree): Declare.
11874 * Makefile.in (GTFILES): List except.h before except.c
11876 2009-04-17 Diego Novillo <dnovillo@google.com>
11878 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11879 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11880 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11881 (find_vars_r): ... here.
11882 * tree-flow.h (find_referenced_vars_in): Declare.
11883 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11884 that AVAIL_OUT exists for BLOCK.
11885 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11886 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11887 (tree-parloops.o): Likewise.
11889 2009-04-17 Simon Baldwin <simonb@google.com>
11891 * toplev.c (default_tree_printer): Add handling for %E format.
11893 2009-04-17 Diego Novillo <dnovillo@google.com>
11895 * tree-pretty-print.c (dump_generic_node): Add break after
11896 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11897 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
11898 FUNCTION_TYPE together. Call print_struct_decl when printing
11899 structures and TDF_SLIM is not given.
11900 (print_struct_decl): Fix logic for detecting recursion.
11902 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11905 * gcc.c (create_at_file): New.
11906 (compile_input_file_p): New.
11907 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
11908 * main.c (main): Update call to toplev_main.
11909 * toplev.c (toplev_main): Change signature. Call expandargv.
11910 * toplev.h (toplev_main): Change signature.
11912 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11914 * dwarf2out.c (field_byte_offset): Use the type size as the field size
11915 if the latter is not constant.
11917 2009-04-17 David Edelsohn <edelsohn@gnu.org>
11919 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
11921 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11923 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
11924 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
11926 2009-04-17 Richard Guenther <rguenther@suse.de>
11928 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11929 Handle component references view-converting an invariant address.
11931 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
11933 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
11934 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
11935 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
11936 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
11937 Use @deftypevr rather than @deftypevar.
11939 2009-04-17 Richard Guenther <rguenther@suse.de>
11941 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
11942 (get_prop_source_stmt): Likewise.
11943 (can_propagate_from): Likewise.
11945 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
11947 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
11948 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
11949 (--with-multilib-list): Add default value.
11950 * configure: Regenerate.
11951 * Makefile.in (TM_ENDIAN_CONFIG): Define.
11952 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
11953 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
11954 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11955 Don't add default cpu to multilib list unnecessarily, but do enable
11956 the relevant compiler option..
11957 Add support for --with-multilib-list=<blank> and
11958 --with-multilib-list=!<somelib> to supress unwanted multilibs.
11959 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
11960 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
11961 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
11962 TM_MULTILIB_CONFIG.
11963 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
11964 (MULTILIB_OSDIRNAMES): New variable.
11965 * config/sh/t-1e: Delete file.
11966 * config/sh/t-mlib-sh1: Delete file.
11967 * config/sh/t-mlib-sh2: Delete file.
11968 * config/sh/t-mlib-sh2a: Delete file.
11969 * config/sh/t-mlib-sh2a-nofpu: Delete file.
11970 * config/sh/t-mlib-sh2a-single: Delete file.
11971 * config/sh/t-mlib-sh2a-single-only: Delete file.
11972 * config/sh/t-mlib-sh2e: Delete file.
11973 * config/sh/t-mlib-sh3e: Delete file.
11974 * config/sh/t-mlib-sh4: Delete file.
11975 * config/sh/t-mlib-sh4-nofpu: Delete file.
11976 * config/sh/t-mlib-sh4-single: Delete file.
11977 * config/sh/t-mlib-sh4-single-only: Delete file.
11978 * config/sh/t-mlib-sh4a: Delete file.
11979 * config/sh/t-mlib-sh4a-nofpu: Delete file.
11980 * config/sh/t-mlib-sh4a-single: Delete file.
11981 * config/sh/t-mlib-sh4a-single-only: Delete file.
11982 * config/sh/t-mlib-sh4al: Delete file.
11983 * config/sh/t-mlib-sh5-32media: Delete file.
11984 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
11985 * config/sh/t-mlib-sh5-64media: Delete file.
11986 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
11987 * config/sh/t-mlib-sh5-compact: Delete file.
11988 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
11989 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
11990 * doc/install.texi (Options specification): Add
11991 --with-multilib-list and --with-endian.
11993 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11995 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
11997 (OBJS-common): Add plugin-version.o.
11998 (plugin-version.o): New.
11999 * gcc-plugin.h (plugin_gcc_version): New.
12000 (plugin_default_version_check): New.
12001 (plugin_init_func, plugin_init): Add version argument.
12002 * plugin-version.c: New.
12003 * plugin.c (str_plugin_gcc_version_name): New.
12004 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12005 pass it to the init function.
12006 (plugin_default_version_check): New.
12008 2009-04-17 Richard Guenther <rguenther@suse.de>
12010 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
12011 for decl-vs-decl disambiguation.
12013 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
12015 * config/s390/s390.h (s390_tune_attr): New macro definition.
12016 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
12018 2009-04-17 Richard Guenther <rguenther@suse.de>
12020 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12021 (fold_stmt_r): Likewise.
12022 (maybe_fold_reference): New function.
12023 (fold_gimple_assign): Handle cases fold_stmt_r did.
12024 (fold_stmt): Do not use fold_stmt_r.
12025 (fold_stmt_inplace): Likewise.
12027 2009-04-17 Richard Guenther <rguenther@suse.de>
12029 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12030 (record_equivalences_from_stmt): Remove useless checks and
12032 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12033 the type is already suitable.
12035 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12037 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12039 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12041 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12042 (CMPtype): Define as __gcc_CMPtype.
12044 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12046 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12047 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12049 2009-04-17 Richard Guenther <rguenther@suse.de>
12051 PR tree-optimization/39746
12052 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12053 special-casing for builtins and static variable use/def.
12054 (call_may_clobber_ref_p_1): Likewise.
12056 2009-04-16 Ian Lance Taylor <iant@google.com>
12058 * df.h: Include "timevar.h".
12059 (struct df_problem): Change tv_id field to timevar_id_t.
12060 * tree-pass.h: Include "timevar.h".
12061 (struct opt_pass): Change tv_id field to timevar_id_t.
12062 * timevar.h (timevar_id_t): Define TV_NONE.
12063 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12064 TV_NONE rather than tv_id != 0.
12065 (execute_one_pass): Likewise.
12066 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12067 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12068 dependencies to $(TREE_PASS_H).
12069 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12071 (pass_branch_target_load_optimize2): Likewise.
12072 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12073 (pass_outof_cfg_layout_mode): Likewise.
12074 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12075 (pass_rebuild_cgraph_edges): Likewise.
12076 (pass_remove_cgraph_callee_edges): Likewise.
12077 * df-core.c (pass_df_initialize_opt): Likewise.
12078 (pass_df_initialize_no_opt): Likewise.
12079 (pass_df_finish): Likewise.
12080 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
12081 * except.c (pass_set_nothrow_function_flags): Likewise.
12082 (pass_convert_to_eh_region_ranges): Likewise.
12083 * final.c (pass_compute_alignments): Likewise.
12084 * function.c (pass_instantiate_virtual_regs): Likewise.
12085 (pass_init_function): Likewise.
12086 (pass_leaf_regs): Likewise.
12087 (pass_match_asm_constraints): Likewise.
12088 * gimple-low.c (pass_lower_cf): Likewise.
12089 (pass_mark_used_blocks): Likewise.
12090 * init-regs.c (pass_initialize_regs): Likewise.
12091 * integrate.c (pass_initial_value_sets): Likewise.
12092 * ira.c (pass_ira): Likewise.
12093 * jump.c (pass_cleanup_barriers): Likewise.
12094 * omp-low.c (pass_expand_omp): Likewise.
12095 (pass_lower_omp): Likewise.
12096 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
12097 * recog.c (pass_split_all_insns): Likewise.
12098 (pass_split_after_reload): Likewise.
12099 (pass_split_before_regstack): Likewise.
12100 (pass_split_before_sched2): Likewise.
12101 (pass_split_for_shorten_branches): Likewise.
12102 * reginfo.c (pass_reginfo_init): Likewise.
12103 (pass_subregs_of_mode_init): Likewise.
12104 (pass_subregs_of_mode_finish): Likewise.
12105 * passes.c (pass_postreload): Likewise.
12106 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
12107 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
12108 (pass_warn_function_return): Likewise.
12109 (pass_warn_function_noreturn): Likewise.
12110 * tree-complex.c (pass_lower_complex): Likewise.
12111 (pass_lower_complex_O0): Likewise.
12112 * tree-if-conv.c (pass_if_conversion): Likewise.
12113 * tree-into-ssa.c (pass_build_ssa): Likewise.
12114 * tree-mudflap.c (pass_mudflap_1): Likewise.
12115 (pass_mudflap_2): Likewise.
12116 * tree-nomudflap.c (pass_mudflap_1): Likewise.
12117 (pass_mudflap_2): Likewise.
12118 * tree-nrv.c (pass_return_slot): Likewise.
12119 * tree-object-size.c (pass_object_sizes): Likewise.
12120 * tree-optimize.c (pass_all_optimizations): Likewise.
12121 (pass_early_local_passes): Likewise.
12122 (pass_all_early_optimizations): Likewise.
12123 (pass_cleanup_cfg): Likewise.
12124 (pass_cleanup_cfg_post_optimizing): Likewise.
12125 (pass_free_datastructures): Likewise.
12126 (pass_free_cfg_annotations): Likewise.
12127 (pass_fixup_cfg): Likewise.
12128 (pass_init_datastructures): Likewise.
12129 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
12130 (pass_late_warn_uninitialized): Likewise.
12131 (pass_update_address_taken): Likewise.
12132 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
12133 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
12134 (pass_cse_sincos): Likewise.
12135 (pass_convert_to_rsqrt): Likewise.
12136 * tree-ssa-structalias.c (pass_build_alias): Likewise.
12137 * tree-stdarg.c (pass_stdarg): Likewise.
12138 * tree-tailcall.c (pass_tail_recursion): Likewise.
12139 (pass_tail_calls): Likewise.
12140 * tree-vect-generic.c (pass_lower_vector): Likewise.
12141 (pass_lower_vector_ssa): Likewise.
12142 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
12144 2009-04-16 Joseph Myers <joseph@codesourcery.com>
12146 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
12148 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
12150 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
12151 logical and signext.
12153 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
12156 * config/sh/predicates.md (arith_operand): Check if the operand
12157 of TRUNCATE is a REG.
12159 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12161 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12162 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12164 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12166 * tree-iterator.c (tsi_split_statement_list_after,
12167 tsi_split_statement_list_before): Remove.
12168 * tree-iterator.h: Remove the prototypes for
12169 tsi_split_statement_list_after and tsi_split_statement_list_before.
12171 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12173 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
12174 * tree-ssa-propagate.h: Remove the prototype for
12175 stmt_makes_single_load.
12177 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12179 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
12180 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
12182 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12184 * tree-iterator.c (EXPR_LAST_BODY): Remove.
12186 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12188 * except.c (eh_region_outer_p): Remove.
12189 * except.h: Remove the prototype for eh_region_outer_p.
12191 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12193 * function.c (current_function_assembler_name): Remove.
12194 * function.h: Remove the prototype for
12195 current_function_assembler_name.
12197 2009-04-16 Ian Lance Taylor <iant@google.com>
12199 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
12200 (add_reg_note): Call alloc_reg_note.
12201 * rtl.h (alloc_reg_note): Declare.
12202 * combine.c (try_combine): Use alloc_reg_note.
12203 (recog_for_combine, move_deaths): Likewise.
12204 (distribute_notes): Use alloc_reg_note and add_reg_note.
12205 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
12206 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
12207 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
12209 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
12211 PR rtl-optimization/39762
12212 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
12213 ira_may_move_out_cost): Add comments about way of their usage.
12214 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
12216 * ira-conflicts.c (process_regs_for_copy): Use function
12217 ira_get_register_move_cost instead of global
12218 ira_register_move_cost.
12220 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
12221 color_pass, move_spill_restore, update_curr_costs): Ditto.
12223 * ira-lives.c (process_single_reg_class_operands): Ditto.
12225 * ira-emit.c (emit_move_list): Ditto.
12227 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
12228 (record_reg_classes): Ditto. Use functions
12229 ira_get_register_move_cost and ira_get_may_move_cost instead of
12230 global vars ira_register_move_cost, ira_may_move_out_cost and
12231 ira_may_move_in_cost.
12232 (record_address_regs): Don't call ira_init_register_move_cost.
12233 Use function ira_get_may_move_cost instead of global
12234 ira_may_move_in_cost.
12235 (process_bb_node_for_hard_reg_moves): Use function
12236 ira_get_register_move_cost instead of global ira_register_move_cost.
12237 (ira_costs): Don't call ira_init_register_move_cost.
12239 2009-04-16 Richard Guenther <rguenther@suse.de>
12241 * tree-cfg.c (verify_gimple_assign_binary):
12242 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12243 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12244 (create_general_new_stmt): Note that this function is broken.
12246 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12248 * common.opt (fhelp): Add Var(help_flag).
12249 * gcc-plugin.h (plugin_info): Add help.
12250 * plugin.c (plugin_name_args): Add help.
12251 (register_plugin_info): Set plugin->help.
12252 (print_help_one_plugin): New.
12253 (print_plugins_help): New.
12254 * plugin.h (print_plugins_help): New.
12255 * toplev.c (toplev_main): Call print_plugins_help if needed.
12257 2009-04-16 Richard Guenther <rguenther@suse.de>
12259 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12260 (gimple_ior_addresses_taken_1): New function.
12261 (gimple_ior_addresses_taken): Likewise.
12262 * gimple.h (struct gimple_statement_with_ops_base): Remove
12263 addresses_taken member.
12264 (gimple_ior_addresses_taken): Declare.
12265 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12266 gimple_set_addresses_taken): Remove.
12267 * ipa-reference.c (mark_address): New function.
12268 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12269 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12270 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12271 (gimple_add_to_addresses_taken): Remove.
12272 (get_tmr_operands): Call mark_address_taken.
12273 (get_asm_expr_operands): Likewise.
12274 (get_expr_operands): Likewise.
12275 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12276 (free_stmt_operands): Do not free it.
12277 * tree-ssa.c (delete_tree_ssa): Likewise.
12278 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12280 2009-04-16 Richard Guenther <rguenther@suse.de>
12282 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12283 (walk_stmt_load_store_ops): Likewise.
12284 * gimple.c (get_base_loadstore): New function.
12285 (walk_stmt_load_store_addr_ops): Likewise.
12286 (walk_stmt_load_store_ops): Likewise.
12287 * ipa-pure-const.c (check_op): Simplify.
12288 (check_load, check_store): New functions.
12289 (check_stmt): Use walk_stmt_load_store_ops.
12290 * ipa-reference.c (mark_load): Adjust signature.
12291 (mark_store): Likewise.
12292 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12294 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12296 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12297 (plugin_info): New.
12298 * opts.c (common_handle_option): Don't call print_version.
12299 * plugin.c (plugin_name_args): Add version.
12300 (register_plugin_info): New.
12301 (register_callback): Handle PLUGIN_INFO.
12302 (try_init_one_plugin): New.
12303 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12305 (finalize_one_plugin): New.
12306 (finalize_plugins): New.
12307 (print_one_plugin): New.
12308 (print_plugins_versions): New.
12309 * plugin.h (print_plugins_versions): New.
12310 (finalize_plugins): New.
12311 * toplev.c (compile_file): Don't call initialize_plugins.
12312 (print_version): Call print_plugins_versions.
12313 (toplev_main): Call initialize_plugins. Print version if needed.
12314 Call finalize_plugins.
12316 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12318 * common.opt (fversion): New.
12319 * gcc.c (print_version): New.
12320 (process_command): Don't print the version. Just set print_version.
12321 (main): Print version. Call subprocesses if print_version and
12322 verbose_flag are set.
12323 * opts.c (common_handle_option): Handle OPT_fversion.
12325 2009-04-16 Richard Guenther <rguenther@suse.de>
12326 Ira Rosen <irar@il.ibm.com>
12328 PR tree-optimization/39698
12329 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12330 type of the reduction variable. Only generate the def if
12333 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12334 make sure to first convert to an integer of the same precision.
12335 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12336 the type of the evolution correctly in computing the new
12337 induction variable base.
12339 2009-04-16 Richard Guenther <rguenther@suse.de>
12341 PR middle-end/39625
12342 * tree-cfg.c (make_blocks): Split statements with to-be
12343 abnormal SSA names on the lhs.
12345 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12347 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12348 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12349 * c-typeck.c (really_start_incremental_init): Likewise.
12350 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12351 (TARGET_INITIALIZER): Remove it.
12352 * target.h (struct target): Remove vector_opaque_p.
12353 * tree.c (build_opaque_vector_type): New.
12354 * tree.h (TYPE_VECTOR_OPAQUE): New.
12355 (build_opaque_vector_type): Declare.
12356 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12357 * config/rs6000/rs6000.c (build_opaque_vector_type,
12358 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12359 (rs6000_init_builtins): Use build_opaque_vector_type for
12360 opaque_V4SI_type_node.
12362 2009-04-15 Catherine Moore <clm@codesourcery.com>
12364 * debug.h (set_name): Declare.
12365 * dwarf2out.c (dwarf2out_set_name): Declare.
12366 (dwarf2_debug_hooks): Add set_name.
12367 (find_AT_string): New.
12368 (add_AT_string): Call find_AT_string.
12369 (dwarf2out_set_name): New.
12370 * cp/decl.c (grokdeclarator): Call set_name.
12371 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12372 * debug.c (do_nothing_debug_hooks): Likewise.
12373 * dbxout.c (dbx_debug_hooks): Likewise.
12374 * sdbout.c (sdb_debug_hooks): Likewise.
12376 2009-04-15 Michael Eager <eager@eagercon.com>
12378 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12379 reg for single-precision FPU.
12380 * config/rs6000/rs6000.md (movsi_internal1): Only for
12381 !TARGET_SINGLE_FPU.
12382 (movsi_internal1_single): New. Add pattern to move SI values to/from
12383 single-precision FP regs.
12385 2009-04-15 Richard Guenther <rguenther@suse.de>
12387 * omp-low.c (lower_rec_input_clauses): Build correct address
12389 (expand_omp_for_generic): Fix multiplication type.
12390 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12391 (generate_memset_zero): Fix types.
12392 * tree-profile.c (prepare_instrumented_value): Correctly
12395 2009-04-15 Ian Lance Taylor <iant@google.com>
12397 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12398 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12399 for -Wall and for -Wc++-compat.
12400 (c_common_post_options): For C++, set warn_enum_compare if not
12402 * c-tree.h (struct c_expr): Add field original_type.
12403 (build_external_ref): Update declaration.
12404 * c-parser.c (c_parser_braced_init): Set original_type.
12405 (c_parser_initelt): Likewise.
12406 (c_parser_expr_no_commas): Likewise.
12407 (c_parser_conditional_expression): Likewise.
12408 (c_parser_cast_expression): Likewise.
12409 (c_parser_unary_expression): Likewise. Pull setting of
12410 original_code to top of function.
12411 (c_parser_sizeof_expression): Set original_type.
12412 (c_parser_alignof_expression): Likewise.
12413 (c_parser_postfix_expression): Likewise. Pull setting of
12414 original_code to top of function.
12415 (c_parser_postfix_expression_after_paren_type): Set original_type.
12416 (c_parser_postfix_expression_after_primary): Likewise.
12417 (c_parser_expression): Likewise.
12418 * c-typeck.c (build_external_ref): Add type parameter. Change all
12420 (c_expr_sizeof_expr): Set original_type field.
12421 (parser_build_unary_op): Likewise.
12422 (parser_build_binary_op): Likewise. Optionally warn about
12423 comparisons of enums of different types.
12424 (digest_init): Set original_type field.
12425 (really_start_incremental_init): Likewise.
12426 (push_init_level, pop_init_level): Likewise.
12427 * doc/invoke.texi (Warning Options): -Wenum-compare now
12430 2009-04-15 Richard Guenther <rguenther@suse.de>
12432 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12433 out a necessary conversion.
12434 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12435 names we didn't value number.
12436 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12438 2009-04-15 Richard Guenther <rguenther@suse.de>
12440 PR tree-optimization/39764
12441 * tree-ssa-ccp.c (get_value): Canonicalize value with
12442 canonicalize_float_value.
12444 2009-04-15 Jan Hubicka <jh@suse.cz>
12446 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12447 Wrong version of patch.
12449 2009-04-15 Jan Hubicka <jh@suse.cz>
12451 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12453 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12455 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12456 our distinct integral and vector types.
12458 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12460 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12461 * init.c (build_vtbl_address): Remove call to assemble_external.
12463 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12465 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12466 output for other floating point modes.
12468 2009-04-14 Diego Novillo <dnovillo@google.com>
12470 * diagnostic.c (diagnostic_report_diagnostic): Do not
12471 warn about loaded plugins for DK_ERROR and DK_WARNING.
12472 * c-decl.c (declspecs_add_type): Move call to
12473 invoke_plugin_callbacks ...
12474 * c-parser.c (c_parser_declspecs): ... here.
12475 * plugin.c (dump_active_plugins): Tidy output.
12477 2009-04-14 Diego Novillo <dnovillo@google.com>
12478 Le-Chun Wu <lcwu@google.com>
12480 * configure.ac: Add --enable-plugin support.
12481 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12482 * Makefile.in (PLUGIN_H): Define.
12483 Export ENABLE_PLUGIN and GMPINC to site.exp.
12484 Add PLUGINLIBS to link command.
12485 Add/modify dependencies for plugin.o and files including plugin.h.
12487 * config.in: Regenerate.
12489 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12492 2009-04-14 Le-Chun Wu <lcwu@google.com>
12494 * tree-pass.h (register_one_dump_file): Add a prototype for
12495 register_one_dump_file.
12496 * toplev.c (compile_file): Call initialize_plugins.
12497 (do_compile): Call invoke_plugin_callbacks.
12498 (toplev_main): Call invoke_plugin_callbacks.
12499 * common.opt: Add -fplugin= and -fplugin-arg-.
12500 * gcc-plugin.h: New public header file for plugins to include.
12501 * plugin.c: New source file.
12502 * plugin.h: New internal header file.
12503 * passes.c (register_one_dump_file): Make it external.
12505 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12507 2009-04-14 Diego Novillo <dnovillo@google.com>
12509 * doc/plugins.texi: New.
12510 * doc/gccint.texi: Add reference to Plugins chapter.
12511 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12512 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12513 loaded plugins, if any.
12514 * timevar.def (TV_PLUGIN_INIT): Define.
12515 (TV_PLUGIN_RUN): Define.
12516 * plugin.c: Include timevar.h
12517 (plugins_active_p): New.
12518 (dump_active_plugins): New.
12519 (debug_active_plugins): New.
12521 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12523 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12525 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12527 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12529 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12530 the same as a minus without a shift.
12532 2009-04-14 Nick Clifton <nickc@redhat.com>
12534 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12535 comparisons with small integers will always produce a short
12538 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12541 2008-12-19 Diego Novillo <dnovillo@google.com>
12543 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12545 2009-04-14 Richard Guenther <rguenther@suse.de>
12547 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12549 (verify_gimple_assign_binary): Likewise. Handle shifts and
12551 (verify_gimple_phi): Print the mismatched argument position.
12552 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12554 (vect_update_init_of_dr): Likewise.
12555 * matrix-reorg.c (transform_access_sites): Do what the
12557 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12559 2009-04-13 Michael Eager <eager@eagercon.com>
12561 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12562 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12563 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12564 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12565 remove duplicate config
12567 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12569 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12570 file_name:line_number type locator of the call site.
12572 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12574 * genautomata.c: Put blank after comma.
12575 (automaton_decls): New.
12576 (struct unit_usage): Add comments to member next.
12577 (store_alt_unit_usage): Keep the list ordered.
12578 (unit_present_on_list_p, equal_alternatives_p): New.
12579 (check_regexp_units_distribution): Check units distribution
12580 correctness correctly.
12581 (main): Don't write automata if error is found. Return correct
12584 * config/m68k/cf.md (cfv4_ds): Remove.
12585 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12586 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12588 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12589 power4-load-ext, power4-store, power4-store-update,
12590 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12591 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12592 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12593 power4-sqrt, power4-isync): Modify reservation to make correct
12594 unit distribution to automata.
12596 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12597 power5-store-update, power5-two, power5-three, power5-lmul,
12598 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12600 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12602 * except.c (pass_set_nothrow_function_flags): Set name and add
12604 (set_nothrow_function_flags): Mention in the dump file when
12605 changing a function to nothrow.
12607 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12610 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12611 instead of unsigned long.
12613 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12615 * config/arm/arm.c (return_used_this_function): Remove.
12616 (arm_output_function_prologue): Remove use of
12617 return_used_this_function.
12618 (output_return_instruction): Replace use of
12619 return_used_this_function
12620 by cfun->machine->return_used_this_function.
12621 (arm_output_epilogue): Likewise.
12622 (arm_output_function_epilogue): Likewise.
12623 (thumb_unexpanded_epilogue): Likewise.
12624 * config/arm/arm.h (struct machine_function):
12625 New member return_used_this_function.
12627 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12629 * doc/install.texi: Correct description of default directory for
12630 --with-gxx-include-dir.
12632 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12634 * fold-const.c (build_range_check): Properly deal with enumeral and
12635 boolean base types.
12637 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12639 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12640 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12641 * params.h (MAX_GCSE_PASSES): Remove.
12642 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12643 in sequence. Remove ability to run multiple passes.
12644 (bypass_jumps): Report run as third CPROP pass.
12646 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12648 PR middle-end/39651
12649 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12650 when deciding whether the whole SEQUENCE can throw.
12652 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12655 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12656 offseted label references.
12658 2009-04-11 Jan Hubicka <jh@suse.cz>
12660 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12662 2009-04-11 Richard Guenther <rguenther@suse.de>
12664 PR middle-end/39732
12665 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12666 return variables as TREE_ADDRESSABLE.
12668 2009-04-11 Richard Guenther <rguenther@suse.de>
12670 PR tree-optimization/39713
12671 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12672 reference trees have SSA_NAME operands.
12674 2009-04-11 Richard Guenther <rguenther@suse.de>
12677 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12678 address expressions.
12680 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12682 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12683 match changes in Cygwin 1.7
12684 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12685 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12687 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12689 PR tree-optimization/39701
12690 * doc/invoke.texi (Optimization Options): Document change in
12691 meaning and initialization of -fdelete-null-pointer-checks.
12693 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12695 PR middle-end/39701
12696 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12698 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12701 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12703 2009-04-10 Chao-ying Fu <fu@mips.com>
12705 * doc/tm.texi (Instruction Output): Document
12706 TARGET_ASM_FINAL_POSTSCAN_INSN.
12707 * target.h (final_postscan_insn): New field in asm_out.
12708 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12709 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12710 * final.c (final_scan_insn): Call
12711 targetm.asm_out.final_postscan_insn after outputting
12712 an asm macro and a normal instruction.
12714 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12715 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12716 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12717 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12718 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12720 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12722 PR middle-end/39701
12723 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12724 variables as non-NULL even with -fdelete-null-pointer-checks.
12726 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12728 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12730 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12733 * config/i386/i386.c (classify_argument): Handle SCmode with
12734 (bit_offset % 64) != 0.
12736 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12738 * doc/invoke.texi (Optimize Options): Add cross-reference to
12739 -Q --help=optimizers examples.
12741 2009-04-10 Ben Elliston <bje@au.ibm.com>
12744 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12745 regalign for the reg == fpr and TDmode case.
12747 2009-04-09 David Ayers <ayers@fsfe.org>
12750 * objc/objc-act.c (warn_with_method): Remove helper function.
12751 (check_duplicates): Call warning and inform directly.
12752 (really_start_method): Likewise.
12754 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12756 * expmed.c (expand_divmod): Always use a comparison for a division
12757 by a large unsigned integer.
12759 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12760 for things others than variables or functions as nonzero.
12762 2009-04-09 Nick Clifton <nickc@redhat.com>
12764 * unwind-compat.c: Change copyright header to refer to version
12765 3 of the GNU General Public License with version 3.1 of the
12766 GCC Runtime Library Exception and to point readers at the
12767 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12768 * config/alpha/crtfastmath.c: Likewise.
12769 * config/alpha/linux-unwind.h: Likewise.
12770 * config/alpha/qrnnd.asm: Likewise.
12771 * config/alpha/vms-crt0-64.c: Likewise.
12772 * config/alpha/vms-crt0.c: Likewise.
12773 * config/alpha/vms-dwarf2.asm: Likewise.
12774 * config/alpha/vms-dwarf2eh.asm: Likewise.
12775 * config/alpha/vms-psxcrt0-64.c: Likewise.
12776 * config/alpha/vms-psxcrt0.c: Likewise.
12777 * config/alpha/vms_tramp.asm: Likewise.
12778 * config/arc/initfini.c: Likewise.
12779 * config/arc/lib1funcs.asm: Likewise.
12780 * config/arm/bpabi-v6m.S: Likewise.
12781 * config/arm/bpabi.S: Likewise.
12782 * config/arm/bpabi.c: Likewise.
12783 * config/arm/crti.asm: Likewise.
12784 * config/arm/crtn.asm: Likewise.
12785 * config/arm/ieee754-df.S: Likewise.
12786 * config/arm/ieee754-sf.S: Likewise.
12787 * config/arm/lib1funcs.asm: Likewise.
12788 * config/arm/libunwind.S: Likewise.
12789 * config/arm/linux-atomic.c: Likewise.
12790 * config/arm/mmintrin.h: Likewise.
12791 * config/arm/pr-support.c: Likewise.
12792 * config/arm/unaligned-funcs.c: Likewise.
12793 * config/arm/unwind-arm.c: Likewise.
12794 * config/arm/unwind-arm.h: Likewise.
12795 * config/avr/libgcc.S: Likewise.
12796 * config/bfin/crti.s: Likewise.
12797 * config/bfin/crtlibid.s: Likewise.
12798 * config/bfin/crtn.s: Likewise.
12799 * config/bfin/lib1funcs.asm: Likewise.
12800 * config/bfin/linux-unwind.h: Likewise.
12801 * config/cris/arit.c: Likewise.
12802 * config/cris/cris_abi_symbol.c: Likewise.
12803 * config/darwin-64.c: Likewise.
12804 * config/darwin-crt2.c: Likewise.
12805 * config/darwin-crt3.c: Likewise.
12806 * config/darwin.h: Likewise.
12807 * config/dbxelf.h: Likewise.
12808 * config/dfp-bit.c: Likewise.
12809 * config/dfp-bit.h: Likewise.
12810 * config/elfos.h: Likewise.
12811 * config/fixed-bit.c: Likewise.
12812 * config/fixed-bit.h: Likewise.
12813 * config/fp-bit.c: Likewise.
12814 * config/fp-bit.h: Likewise.
12815 * config/fr30/crti.asm: Likewise.
12816 * config/fr30/crtn.asm: Likewise.
12817 * config/fr30/lib1funcs.asm: Likewise.
12818 * config/freebsd-spec.h: Likewise.
12819 * config/frv/cmovd.c: Likewise.
12820 * config/frv/cmovh.c: Likewise.
12821 * config/frv/cmovw.c: Likewise.
12822 * config/frv/frvbegin.c: Likewise.
12823 * config/frv/frvend.c: Likewise.
12824 * config/frv/lib1funcs.asm: Likewise.
12825 * config/glibc-stdint.h: Likewise.
12826 * config/h8300/clzhi2.c: Likewise.
12827 * config/h8300/crti.asm: Likewise.
12828 * config/h8300/crtn.asm: Likewise.
12829 * config/h8300/ctzhi2.c: Likewise.
12830 * config/h8300/fixunssfsi.c: Likewise.
12831 * config/h8300/lib1funcs.asm: Likewise.
12832 * config/h8300/parityhi2.c: Likewise.
12833 * config/h8300/popcounthi2.c: Likewise.
12834 * config/i386/ammintrin.h: Likewise.
12835 * config/i386/att.h: Likewise.
12836 * config/i386/avxintrin.h: Likewise.
12837 * config/i386/biarch64.h: Likewise.
12838 * config/i386/bmmintrin.h: Likewise.
12839 * config/i386/cpuid.h: Likewise.
12840 * config/i386/cross-stdarg.h: Likewise.
12841 * config/i386/crtfastmath.c: Likewise.
12842 * config/i386/crtprec.c: Likewise.
12843 * config/i386/cygming-crtbegin.c: Likewise.
12844 * config/i386/cygming-crtend.c: Likewise.
12845 * config/i386/cygwin.asm: Likewise.
12846 * config/i386/emmintrin.h: Likewise.
12847 * config/i386/gmm_malloc.h: Likewise.
12848 * config/i386/gthr-win32.c: Likewise.
12849 * config/i386/i386.h: Likewise.
12850 * config/i386/immintrin.h: Likewise.
12851 * config/i386/linux-unwind.h: Likewise.
12852 * config/i386/linux64.h: Likewise.
12853 * config/i386/mm3dnow.h: Likewise.
12854 * config/i386/mmintrin-common.h: Likewise.
12855 * config/i386/mmintrin.h: Likewise.
12856 * config/i386/nmmintrin.h: Likewise.
12857 * config/i386/pmm_malloc.h: Likewise.
12858 * config/i386/pmmintrin.h: Likewise.
12859 * config/i386/smmintrin.h: Likewise.
12860 * config/i386/sol2-c1.asm: Likewise.
12861 * config/i386/sol2-ci.asm: Likewise.
12862 * config/i386/sol2-cn.asm: Likewise.
12863 * config/i386/sol2-gc1.asm: Likewise.
12864 * config/i386/tmmintrin.h: Likewise.
12865 * config/i386/unix.h: Likewise.
12866 * config/i386/w32-unwind.h: Likewise.
12867 * config/i386/wmmintrin.h: Likewise.
12868 * config/i386/x86-64.h: Likewise.
12869 * config/i386/x86intrin.h: Likewise.
12870 * config/i386/xmmintrin.h: Likewise.
12871 * config/ia64/crtbegin.asm: Likewise.
12872 * config/ia64/crtend.asm: Likewise.
12873 * config/ia64/crtfastmath.c: Likewise.
12874 * config/ia64/crti.asm: Likewise.
12875 * config/ia64/crtn.asm: Likewise.
12876 * config/ia64/fde-glibc.c: Likewise.
12877 * config/ia64/lib1funcs.asm: Likewise.
12878 * config/ia64/linux-unwind.h: Likewise.
12879 * config/ia64/quadlib.c: Likewise.
12880 * config/ia64/unwind-ia64.c: Likewise.
12881 * config/linux.h: Likewise.
12882 * config/m32c/m32c-lib1.S: Likewise.
12883 * config/m32c/m32c-lib2-trapv.c: Likewise.
12884 * config/m32c/m32c-lib2.c: Likewise.
12885 * config/m32r/initfini.c: Likewise.
12886 * config/m68hc11/larith.asm: Likewise.
12887 * config/m68hc11/m68hc11-crt0.S: Likewise.
12888 * config/m68k/cf.md: Likewise.
12889 * config/m68k/crti.s: Likewise.
12890 * config/m68k/crtn.s: Likewise.
12891 * config/m68k/lb1sf68.asm: Likewise.
12892 * config/m68k/linux-unwind.h: Likewise.
12893 * config/mcore/crti.asm: Likewise.
12894 * config/mcore/crtn.asm: Likewise.
12895 * config/mcore/lib1.asm: Likewise.
12896 * config/mips/linux-unwind.h: Likewise.
12897 * config/mips/loongson.h: Likewise.
12898 * config/mips/mips16.S: Likewise.
12899 * config/mmix/crti.asm: Likewise.
12900 * config/mmix/crtn.asm: Likewise.
12901 * config/pa/fptr.c: Likewise.
12902 * config/pa/hpux-unwind.h: Likewise.
12903 * config/pa/lib2funcs.asm: Likewise.
12904 * config/pa/linux-atomic.c: Likewise.
12905 * config/pa/linux-unwind.h: Likewise.
12906 * config/pa/milli64.S: Likewise.
12907 * config/pa/quadlib.c: Likewise.
12908 * config/pa/stublib.c: Likewise.
12909 * config/picochip/libgccExtras/adddi3.asm: Likewise.
12910 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
12911 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
12912 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
12913 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
12914 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
12915 * config/picochip/libgccExtras/divmod15.asm: Likewise.
12916 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
12917 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
12918 * config/picochip/libgccExtras/longjmp.asm: Likewise.
12919 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
12920 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
12921 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
12922 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
12923 * config/picochip/libgccExtras/setjmp.asm: Likewise.
12924 * config/picochip/libgccExtras/subdi3.asm: Likewise.
12925 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
12926 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
12927 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
12928 * config/rs6000/750cl.h: Likewise.
12929 * config/rs6000/altivec.h: Likewise.
12930 * config/rs6000/biarch64.h: Likewise.
12931 * config/rs6000/crtresfpr.asm: Likewise.
12932 * config/rs6000/crtresgpr.asm: Likewise.
12933 * config/rs6000/crtresxfpr.asm: Likewise.
12934 * config/rs6000/crtresxgpr.asm: Likewise.
12935 * config/rs6000/crtsavfpr.asm: Likewise.
12936 * config/rs6000/crtsavgpr.asm: Likewise.
12937 * config/rs6000/darwin-asm.h: Likewise.
12938 * config/rs6000/darwin-fallback.c: Likewise.
12939 * config/rs6000/darwin-fpsave.asm: Likewise.
12940 * config/rs6000/darwin-ldouble.c: Likewise.
12941 * config/rs6000/darwin-tramp.asm: Likewise.
12942 * config/rs6000/darwin-unwind.h: Likewise.
12943 * config/rs6000/darwin-vecsave.asm: Likewise.
12944 * config/rs6000/darwin-world.asm: Likewise.
12945 * config/rs6000/e500crtres32gpr.asm: Likewise.
12946 * config/rs6000/e500crtres64gpr.asm: Likewise.
12947 * config/rs6000/e500crtres64gprctr.asm: Likewise.
12948 * config/rs6000/e500crtrest32gpr.asm: Likewise.
12949 * config/rs6000/e500crtrest64gpr.asm: Likewise.
12950 * config/rs6000/e500crtresx32gpr.asm: Likewise.
12951 * config/rs6000/e500crtresx64gpr.asm: Likewise.
12952 * config/rs6000/e500crtsav32gpr.asm: Likewise.
12953 * config/rs6000/e500crtsav64gpr.asm: Likewise.
12954 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
12955 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
12956 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
12957 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
12958 * config/rs6000/eabi-ci.asm: Likewise.
12959 * config/rs6000/eabi-cn.asm: Likewise.
12960 * config/rs6000/eabi.asm: Likewise.
12961 * config/rs6000/linux-unwind.h: Likewise.
12962 * config/rs6000/linux64.h: Likewise.
12963 * config/rs6000/paired.h: Likewise.
12964 * config/rs6000/paired.md: Likewise.
12965 * config/rs6000/ppc64-fp.c: Likewise.
12966 * config/rs6000/ppu_intrinsics.h: Likewise.
12967 * config/rs6000/rs6000.h: Likewise.
12968 * config/rs6000/si2vmx.h: Likewise.
12969 * config/rs6000/sol-ci.asm: Likewise.
12970 * config/rs6000/sol-cn.asm: Likewise.
12971 * config/rs6000/spe.h: Likewise.
12972 * config/rs6000/spu2vmx.h: Likewise.
12973 * config/rs6000/sysv4.h: Likewise.
12974 * config/rs6000/tramp.asm: Likewise.
12975 * config/rs6000/vec_types.h: Likewise.
12976 * config/s390/linux-unwind.h: Likewise.
12977 * config/s390/tpf-unwind.h: Likewise.
12978 * config/score/crti.asm: Likewise.
12979 * config/score/crtn.asm: Likewise.
12980 * config/sh/crt1.asm: Likewise.
12981 * config/sh/crti.asm: Likewise.
12982 * config/sh/crtn.asm: Likewise.
12983 * config/sh/divtab-sh4-300.c: Likewise.
12984 * config/sh/divtab-sh4.c: Likewise.
12985 * config/sh/divtab.c: Likewise.
12986 * config/sh/lib1funcs-4-300.asm: Likewise.
12987 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
12988 * config/sh/lib1funcs.asm: Likewise.
12989 * config/sh/lib1funcs.h: Likewise.
12990 * config/sh/linux-atomic.asm: Likewise.
12991 * config/sh/linux-unwind.h: Likewise.
12992 * config/sh/shmedia.h: Likewise.
12993 * config/sh/sshmedia.h: Likewise.
12994 * config/sh/ushmedia.h: Likewise.
12995 * config/sparc/crtfastmath.c: Likewise.
12996 * config/sparc/linux-unwind.h: Likewise.
12997 * config/sparc/sol2-c1.asm: Likewise.
12998 * config/sparc/sol2-ci.asm: Likewise.
12999 * config/sparc/sol2-cn.asm: Likewise.
13000 * config/spu/divmodti4.c: Likewise.
13001 * config/spu/divv2df3.c: Likewise.
13002 * config/spu/float_disf.c: Likewise.
13003 * config/spu/float_unsdidf.c: Likewise.
13004 * config/spu/float_unsdisf.c: Likewise.
13005 * config/spu/float_unssidf.c: Likewise.
13006 * config/spu/mfc_multi_tag_release.c: Likewise.
13007 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13008 * config/spu/mfc_tag_release.c: Likewise.
13009 * config/spu/mfc_tag_reserve.c: Likewise.
13010 * config/spu/mfc_tag_table.c: Likewise.
13011 * config/spu/multi3.c: Likewise.
13012 * config/spu/spu_internals.h: Likewise.
13013 * config/spu/spu_intrinsics.h: Likewise.
13014 * config/spu/spu_mfcio.h: Likewise.
13015 * config/spu/vec_types.h: Likewise.
13016 * config/spu/vmx2spu.h: Likewise.
13017 * config/stormy16/stormy16-lib2.c: Likewise.
13018 * config/svr4.h: Likewise.
13019 * config/sync.c: Likewise.
13020 * config/v850/lib1funcs.asm: Likewise.
13021 * config/vxlib-tls.c: Likewise.
13022 * config/vxlib.c: Likewise.
13023 * config/vxworks-dummy.h: Likewise.
13024 * config/xtensa/crti.asm: Likewise.
13025 * config/xtensa/crtn.asm: Likewise.
13026 * config/xtensa/ieee754-df.S: Likewise.
13027 * config/xtensa/ieee754-sf.S: Likewise.
13028 * config/xtensa/lib1funcs.asm: Likewise.
13029 * config/xtensa/lib2funcs.S: Likewise.
13030 * config/xtensa/linux-unwind.h: Likewise.
13031 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13032 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13033 * coretypes.h: Likewise.
13034 * crtstuff.c: Likewise.
13035 * defaults.h: Likewise.
13036 * dwarf2.h: Likewise.
13037 * emutls.c: Likewise.
13038 * gbl-ctors.h: Likewise.
13039 * gcov-io.h: Likewise.
13040 * ginclude/float.h: Likewise.
13041 * ginclude/iso646.h: Likewise.
13042 * ginclude/stdarg.h: Likewise.
13043 * ginclude/stdbool.h: Likewise.
13044 * ginclude/stddef.h: Likewise.
13045 * ginclude/stdfix.h: Likewise.
13046 * ginclude/stdint-gcc.h: Likewise.
13047 * ginclude/tgmath.h: Likewise.
13048 * gthr-aix.h: Likewise.
13049 * gthr-dce.h: Likewise.
13050 * gthr-gnat.c: Likewise.
13051 * gthr-gnat.h: Likewise.
13052 * gthr-lynx.h: Likewise.
13053 * gthr-mipssde.h: Likewise.
13054 * gthr-nks.h: Likewise.
13055 * gthr-posix.c: Likewise.
13056 * gthr-posix.h: Likewise.
13057 * gthr-posix95.h: Likewise.
13058 * gthr-rtems.h: Likewise.
13059 * gthr-single.h: Likewise.
13060 * gthr-solaris.h: Likewise.
13061 * gthr-tpf.h: Likewise.
13062 * gthr-vxworks.h: Likewise.
13063 * gthr-win32.h: Likewise.
13064 * gthr.h: Likewise.
13065 * libgcc2.c: Likewise.
13066 * libgcc2.h: Likewise.
13067 * libgcov.c: Likewise.
13068 * tsystem.h: Likewise.
13069 * typeclass.h: Likewise.
13070 * unwind-c.c: Likewise.
13071 * unwind-compat.h: Likewise.
13072 * unwind-dw2-fde-compat.c: Likewise.
13073 * unwind-dw2-fde-darwin.c: Likewise.
13074 * unwind-dw2-fde-glibc.c: Likewise.
13075 * unwind-dw2-fde.c: Likewise.
13076 * unwind-dw2-fde.h: Likewise.
13077 * unwind-dw2.c: Likewise.
13078 * unwind-dw2.h: Likewise.
13079 * unwind-generic.h: Likewise.
13080 * unwind-pe.h: Likewise.
13081 * unwind-sjlj.c: Likewise.
13082 * unwind.inc: Likewise.
13083 * config/arm/neon-gen.ml: Change generated copyright header to
13084 refer to version 3 of the GNU General Public License with
13085 version 3.1 of the GCC Runtime Library Exception and to point
13086 readers at the COPYING3 and COPYING3.RUNTIME files and the
13087 FSF's license web page.
13088 * config/arm/arm_neon.h: Regenerate.
13090 2009-04-09 Jakub Jelinek <jakub@redhat.com>
13092 * config/cris/cris.md: Change copyright header to refer to version
13093 3 of the GNU General Public License.
13094 * doc/install.texi2html: Change copyright header to refer to version
13095 3 of the GNU General Public License and to point readers at the
13096 COPYING3 file and the FSF's license web page.
13097 * config/vax/linux.h: Likewise.
13099 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13101 * config/i386/i386.md (cmpcc): New.
13102 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
13103 (sync_compare_and_swap_cc*): Delete.
13105 * config/s390/s390.c (s390_compare_emitted): Remove.
13106 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
13107 s390_compare_emitted used to be handled. Assert that modes match.
13108 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
13109 refer to sync_compare_and_swap_ccsi.
13110 * config/s390/s390.h (s390_compare_emitted): Remove.
13111 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
13112 instead of s390_compare_emitted.
13113 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
13114 instead of s390_compare_emitted.
13115 * config/s390/s390.md (cmpcc): New.
13116 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
13117 CC_REGNUM, do not pretend it's set.
13118 (sync_compare_and_swap_cc*): Delete.
13119 * config/s390/predicates.md (cc_reg_operand): New.
13121 * expr.c (sync_compare_and_swap_cc): Delete.
13122 * optabs.h (sync_compare_and_swap_cc): Delete.
13123 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
13124 is being used with can_compare_p.
13125 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
13126 (find_cc_set): New.
13127 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
13128 look for a MODE_CC set instead. Use emit_store_flag.
13129 (expand_compare_and_swap_loop): Likewise, with some additional
13130 complication to avoid a force_reg when useless. Use
13131 emit_cmp_and_jump_insns.
13132 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
13133 * doc/md.texi (sync_compare_and_swap_cc): Merge with
13134 sync_compare_and_swap documentation.
13136 2009-04-09 Jan Hubicka <jh@suse.cz>
13138 * except.c (find_prev_try): Break out from ....
13139 (duplicate_eh_regions): ... here; properly update prev_try pointers
13140 when duplication part of tree.
13141 (dump_eh_tree): Improve dumping.
13142 (verify_eh_region): New.
13143 (verify_eh_tree): Use it.
13145 2009-04-06 Richard Guenther <rguenther@suse.de>
13147 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
13148 &ARRAY addresses by adjusting their types and prepending
13150 * tree-cfg.c (verify_gimple_assign_single): Verify that
13151 addresses are correct.
13153 2009-04-09 Richard Guenther <rguenther@suse.de>
13155 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
13156 indices into an array reference if possible.
13157 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13158 Fold POINTER_PLUS_EXPR statements with invariant address.
13160 2009-04-09 Alan Modra <amodra@bigpond.net.au>
13163 * config.gcc (powerpc64-*-linux*): Always build biarch.
13165 2009-04-09 Joseph Myers <joseph@codesourcery.com>
13168 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
13169 it and pedwarn if this results in an INTEGER_CST.
13171 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13173 * doc/install.texi: Update minimum GMP version. Remove obsolete
13174 text in MPFR section.
13176 2009-04-08 Jakub Jelinek <jakub@redhat.com>
13178 * dwarf2out.c (class_scope_p): New static inline.
13179 (class_or_namespace_scope_p): Use it.
13180 (gen_variable_die): Use DW_TAG_member tag for static data member
13181 declarations instead of DW_TAG_variable.
13183 PR middle-end/39573
13184 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
13187 2009-04-08 Richard Guenther <rguenther@suse.de>
13189 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
13190 valueize random data.
13192 2009-04-08 David Edelsohn <edelsohn@gnu.org>
13194 * config.gcc (aix tm_file): Add aix-stdint.h.
13195 (aix tm clause use_gcc_stdint): Set to wrap.
13196 * config/rs6000/aix-stdint.h: New file.
13198 2009-04-08 Richard Guenther <rguenther@suse.de>
13200 PR middle-end/36291
13201 * tree-dfa.c (add_referenced_var): Do not recurse into
13202 global initializers.
13203 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
13205 (fold_const_aggregate_ref): Likewise.
13207 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13209 * recog.c (ordered_comparison_operator): New.
13210 * gensupport.c (std_preds): Add it.
13211 * doc/md.texi (Machine-Independent Predicates): Document it.
13213 2009-04-08 Jan Hubicka <jh@suse.cz>
13215 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
13216 * function.h (rtl_eh): Remove exception_handler_label_map.
13217 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
13218 remove_exception_handler_label, for_each_eh_label_1): Remove.
13219 (rtl_remove_unreachable_regions): Remove.
13220 (convert_from_eh_region_ranges): Do not remove unreachable regions.
13221 (find_exception_handler_labels): Don't build the hashtable.
13222 (maybe_remove_eh_handler): Remove.
13223 (for_each_eh_label): Rewrite to walk the tree.
13224 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
13225 * except.h (maybe_remove_eh_handler): Remove.
13226 * passes.c (init_optimization_passes): Schedule second EH cleanup
13228 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
13229 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
13231 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13233 * genoutput.c (validate_optab_operands): New.
13234 (gen_insn, gen_expand): Call it.
13236 * genflags.c (gen_insn): Detect misused iterators.
13237 (main): Pass line_no to gen_insn, exit with status 1 on error.
13239 * genextract.c (line_no): Make global.
13240 (VEC_safe_set_locstr): Change assertion to error message.
13241 (main): Exit with status 1 on error.
13243 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13247 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13248 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13249 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13250 * c-convert.c (convert): Do not call fold on results of conversion
13251 functions when the result is a C_MAYBE_CONST_EXPR.
13252 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13253 of __builtin_choose_expr.
13254 * c-typeck.c (remove_c_maybe_const_expr): New.
13255 (build_unary_op, build_conditional_expr, build_compound_expr,
13256 build_binary_op, c_objc_common_truthvalue_conversion): Call
13257 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13260 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13262 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13263 CODE to produce a new one. Add a prototype to use fold_convert_const
13265 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13268 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13269 mix declarations and code.
13271 2009-04-08 Ben Elliston <bje@au.ibm.com>
13273 * gcc.c: Replace `CC' with `GCC' throughout.
13275 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13277 * doc/invoke.texi: Document Atom support.
13279 2009-04-07 Jason Merrill <jason@redhat.com>
13282 * c-common.h, c-common.c: Add flag_pretty_templates.
13283 * c-opts.c (c_common_handle_option): Set it.
13284 * c.opt: Add -fno-pretty-templates.
13285 * doc/invoke.texi (C++ Dialect Options): Likewise.
13287 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13289 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13290 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13291 (ia64_expand_builtin): Likewise.
13293 2009-04-07 Martin Jambor <mjambor@suse.cz>
13295 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13296 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13297 ADDR_EXPRS are include too.
13299 2009-04-07 Richard Guenther <rguenther@suse.de>
13301 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13302 decls are only used if passes as parameters or if they are
13303 local statics and the call is not to a builtin.
13304 (call_may_clobber_ref_p_1): Likewise.
13306 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13308 * expr.c (do_store_flag): Remove last argument. Simplify code
13309 to avoid duplication of tests already done by can_compare_p.
13310 (expand_expr_real_1): Adjust caller.
13312 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13314 * optabs.c (can_compare_p): Test the predicate of a
13315 cbranch and cstore pattern.
13317 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13319 * expr.c (convert_move): Use emit_store_flag instead of
13322 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13324 * config/i386/i386.c (ix86_compare_emitted): Remove.
13325 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13326 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13327 * config/i386/i386.h (ix86_compare_emitted): Remove.
13328 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13329 instead of ix86_compare_emitted.
13330 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13332 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13334 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13335 Add t-sysroot-suffix to tmake_file.
13336 * config/print-sysroot-suffix.sh: New file.
13337 * config/t-sysroot-suffix: New file.
13339 2009-04-07 Ben Elliston <bje@au.ibm.com>
13341 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13342 as the latter produces a warning when the target does not support
13345 2009-04-07 Ben Elliston <bje@au.ibm.com>
13347 * dfp.c: Replace type punning assignments with memcpy throughout.
13348 * Makefile.in (dfp.o-warn): Remove.
13350 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13353 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13354 Include soft-fp/t-softfp after rs6000/t-linux64.
13356 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13358 * stor-layout.c (set_sizetype): Use the full precision of their
13359 machine mode for bitsize types.
13361 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13363 * config/i386/i386.md: Revert 2 accidental checkins.
13365 2009-04-06 Joey Ye <joey.ye@intel.com>
13366 Xuepeng Guo <xuepeng.guo@intel.com>
13367 H.J. Lu <hongjiu.lu@intel.com>
13369 Atom pipeline model, tuning and insn selection.
13370 * config.gcc (atom): Add atom config options and target.
13372 * config/i386/atom.md: New.
13374 * config/i386/i386.c (atom_cost): New cost.
13375 (m_ATOM): New macro flag.
13376 (initial_ix86_tune_features): Set m_ATOM.
13377 (x86_accumulate_outgoing_args): Likewise.
13378 (x86_arch_always_fancy_math_387): Likewise.
13379 (processor_target): Add Atom cost.
13380 (cpu_names): Add Atom cpu name.
13381 (override_options): Set Atom ISA.
13382 (ix86_issue_rate): New case PROCESSOR_ATOM.
13383 (ix86_adjust_cost): Likewise.
13385 * config/i386/i386.h (TARGET_ATOM): New target macro.
13386 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13387 (TARGET_OPT_AGU): New target option.
13388 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13389 (processor_type): Add PROCESSOR_ATOM.
13391 * config/i386/i386.md (cpu): Add new value "atom".
13392 (use_carry, movu): New attr.
13393 (atom.md): Include atom.md.
13394 (adddi3_carry_rex64): Set attr "use_carry".
13395 (addqi3_carry): Likewise.
13396 (addhi3_carry): Likewise.
13397 (addsi3_carry): Likewise.
13398 (*addsi3_carry_zext): Likewise.
13399 (subdi3_carry_rex64): Likewise.
13400 (subqi3_carry): Likewise.
13401 (subhi3_carry): Likewise.
13402 (subsi3_carry): Likewise.
13403 (x86_movdicc_0_m1_rex64): Likewise.
13404 (*x86_movdicc_0_m1_se): Likewise.
13405 (x86_movsicc_0_m1): Likewise.
13406 (*x86_movsicc_0_m1_se): Likewise.
13407 (*adddi_1_rex64): Emit add insn as much as possible.
13408 (*addsi_1): Likewise.
13409 (return_internal): Set atom_unit.
13410 (return_internal_long): Likewise.
13411 (return_pop_internal): Likewise.
13412 (*rcpsf2_sse): Set atom_sse_attr attr.
13413 (*qrt<mode>2_sse): Likewise.
13414 (*prefetch_sse): Likewise.
13416 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13418 (ix86_target_macros_internal): Likewise.
13420 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13421 (*prefetch_sse_rex): Likewise.
13422 (sse_rcpv4sf2): Likewise.
13423 (sse_vmrcpv4sf2): Likewise.
13424 (sse_sqrtv4sf2): Likewise.
13425 (<sse>_vmsqrt<mode>2): Likewise.
13426 (sse_ldmxcsr): Likewise.
13427 (sse_stmxcsr): Likewise.
13428 (*sse_sfence): Likewise.
13429 (sse2_clflush): Likewise.
13430 (*sse2_mfence): Likewise.
13431 (*sse2_lfence): Likewise.
13432 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13433 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13434 (avx_movdqu<avxmodesuffix>): Likewise.
13435 (avx_lddqu<avxmodesuffix>): Likewise.
13436 (sse2_movntv2di): Change attr "type" to "ssemov".
13437 (sse2_movntsi): Likewise.
13438 (rsqrtv8sf2): Change attr "type" to "sseadd".
13439 (sse3_addsubv2df3): Set attr "atom_unit".
13440 (sse3_h<plusminus_insn>v4sf3): Likewise.
13441 (*sse2_pmaddwd): Likewise.
13442 (*vec_extractv2di_1_rex64): Likewise.
13443 (*vec_extractv2di_1_avx): Likewise.
13444 (sse2_psadbw): Likewise.
13445 (ssse3_phaddwv8hi3): Likewise.
13446 (ssse3_phaddwv4hi3): Likewise.
13447 (ssse3_phadddv4si3): Likewise.
13448 (ssse3_phadddv2si3): Likewise.
13449 (ssse3_phaddswv8hi3): Likewise.
13450 (ssse3_phaddswv4hi3): Likewise.
13451 (ssse3_phsubwv8hi3): Likewise.
13452 (ssse3_phsubwv4hi3): Likewise.
13453 (ssse3_phsubdv4si3): Likewise.
13454 (ssse3_phsubdv2si3): Likewise.
13455 (ssse3_phsubswv8hi3): Likewise.
13456 (ssse3_phsubswv4hi3): Likewise.
13457 (ssse3_pmaddubsw128): Likewise.
13458 (sse3_pmaddubsw: Likewise.
13459 (ssse3_palignrti): Likewise.
13460 (ssse3_palignrdi): Likewise.
13462 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13464 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13466 2009-04-06 Richard Guenther <rguenther@suse.de>
13468 PR tree-optimization/28868
13469 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13470 of which PHI results we inserted.
13471 (insert_into_preds_of_block): Record inserted PHIs.
13472 (eliminate): Eliminate redundant PHI nodes.
13473 (init_pre): Init inserted_phi_names.
13475 2009-04-06 Richard Guenther <rguenther@suse.de>
13477 PR tree-optimization/39643
13478 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13479 IMAGPART_EXPRs of complex constants.
13480 (execute_fold_all_builtins): If we folded a call queue
13481 TODO_update_address_taken.
13483 2009-04-06 Jan Hubicka <jh@suse.cz>
13485 PR middle-end/39659
13486 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13489 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13491 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13493 (ic_invalidate_array): Likewise.
13495 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13497 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13498 alignment for library calls.
13500 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13502 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13503 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13504 * config/i386/mingw-stdint.h: New file.
13506 2009-04-05 Richard Guenther <rguenther@suse.de>
13508 PR tree-optimization/39648
13509 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13510 our &A vs. &A[0] IL deficiencies.
13512 2009-04-04 Jan Hubicka <jh@suse.cz>
13514 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13515 removed toplevel regions.
13516 (sjlj_mark_call_sites): Likewise.
13518 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13520 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13521 (cygwin tm clause use_gcc_stdint): Set to wrap.
13522 * config/i386/cygwin-stdint.h: New file.
13524 2009-04-04 Richard Guenther <rguenther@suse.de>
13526 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13527 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13528 single-argument PHIs if we are in loop-closed SSA form.
13529 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13530 for the pre-condition.
13531 (slpeel_tree_peel_loop_to_edge): Likewise.
13532 (vect_build_loop_niters): Take an optional sequence to append stmts.
13533 (vect_generate_tmps_on_preheader): Likewise.
13534 (vect_do_peeling_for_loop_bound): Take extra guards for the
13536 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13537 the cost model check.
13538 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13539 guards if we are going to peel. Do not apply versioning in that case.
13540 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13541 (vect_do_peeling_for_loop_bound): Likewise.
13542 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13543 loop bound only record extra pre-conditions, do not apply loop
13546 2009-04-04 Richard Guenther <rguenther@suse.de>
13548 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13551 2009-04-04 Jan Hubicka <jh@suse.cz>
13553 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13554 last_basic_block for size of bb->index indexed array.
13555 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13556 compute_out, link_btr_uses, build_btr_def_use_webs,
13557 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13559 2009-04-04 Jan Hubicka <jh@suse.cz>
13561 * except.c (remove_eh_handler_and_replace): Break out from ...
13562 (remove_eh_handler): ... here.
13563 (bring_to_root): New function.
13564 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13565 handled ones, bring others to root of tree.
13567 2009-04-04 Jan Hubicka <jh@suse.cz>
13569 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13570 (all_phis_safe_to_merge): New function.
13571 (update_info): New structure.
13572 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13573 (cleanup_empty_eh): Update SSA if possible.
13575 2009-04-04 Richard Guenther <rguenther@suse.de>
13577 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13578 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13579 (append_vuse): Likewise.
13581 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13583 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13584 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13585 instead of REG_UNSAVED for DW_CFA_undefined.
13586 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13587 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13590 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13593 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13594 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13595 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13597 2009-04-04 Richard Guenther <rguenther@suse.de>
13599 PR tree-optimization/8781
13600 PR tree-optimization/37892
13601 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13602 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13603 (valueize_refs): Call it for *& valueizations.
13604 (shared_reference_ops_from_ref): Rename to ...
13605 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13606 (shared_reference_ops_from_call): Rename to ...
13607 (valueize_shared_reference_ops_from_call): ... this and valueize.
13608 (vn_reference_lookup): Update.
13609 (visit_reference_op_call): Likewise.
13610 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13611 (eliminate): Value-replace the call address in call statements.
13613 2009-04-04 Richard Guenther <rguenther@suse.de>
13615 PR tree-optimization/39636
13616 * tree-ssa-forwprop.c
13617 (forward_propagate_addr_into_variable_array_index): Check for
13618 GIMPLE_ASSIGN before accessing the rhs code.
13620 2009-04-03 Jason Merrill <jason@redhat.com>
13622 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13624 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13626 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13627 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13628 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13629 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13630 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13631 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13632 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13633 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13634 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13635 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13636 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13637 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13638 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13639 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13640 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13641 Use fr_reg_or_fp01_operand instead of fr_register_operand
13643 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13644 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13645 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13647 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13649 PR rtl-optimization/39607
13650 PR rtl-optimization/39631
13654 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13655 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13656 instead of DF_LR_OUT.
13657 * ira-lives.c (process_bb_node_lives): Ditto.
13658 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13659 instead of DF_LR_{OUT,IN}.
13660 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13661 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13663 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13665 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13666 (execute_lower_omp): Always run but take the short way out if -fopenmp
13668 (gate_lower_omp): Remove, forcing the pass manager to always run the
13669 pass and always set PROP_gimple_lomp.
13670 (pass_lower_omp): Remove gate function.
13671 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13672 PROP_trees. Instead, require it.
13673 * ipa-cp.c (pass_ipa_cp): Likewise.
13674 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13675 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13676 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13677 and PROP_gimple_leh.
13679 2009-04-03 Richard Guenther <rguenther@suse.de>
13681 PR middle-end/13146
13682 PR tree-optimization/23940
13683 PR tree-optimization/33237
13684 PR middle-end/33974
13685 PR middle-end/34093
13686 PR tree-optimization/36201
13687 PR tree-optimization/36230
13688 PR tree-optimization/38049
13689 PR tree-optimization/38207
13690 PR tree-optimization/38230
13691 PR tree-optimization/38301
13692 PR tree-optimization/38585
13693 PR middle-end/38895
13694 PR tree-optimization/38985
13695 PR tree-optimization/39299
13696 * tree-ssa-structalias.h: Remove.
13697 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13698 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13699 (struct vuse_element_d): Remove.
13700 (struct vuse_vec_d): Likewise.
13701 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13702 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13703 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13704 VUSE_ELEMENT_VAR): Likewise.
13705 (struct voptype_d): Likewise.
13706 (NUM_VOP_FREE_BUCKETS): Likewise.
13707 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13708 (struct stmt_operands_d): Remove.
13709 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13710 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13711 VDEF_NUM, VDEF_VECT): Likewise.
13712 (copy_virtual_operands): Remove.
13713 (operand_build_cmp): Likewise.
13714 (create_ssa_artificial_load_stmt): Likewise.
13715 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13716 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13717 vuse_index and mayuse_index members. Pack and move done and iter_type
13718 members to the front.
13719 (SSA_OP_VMAYUSE): Remove.
13720 (SSA_OP_VIRTUAL_USES): Adjust.
13721 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13722 (unlink_stmt_vdef): Declare.
13723 (add_to_addressable_set): Remove.
13724 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13725 (vrp_visit_stmt): Likewise.
13726 * doc/tree-ssa.texi (Alias analysis): Update.
13727 * doc/invoke.texi (max-aliased-vops): Remove docs.
13728 (avg-aliased-vops): Likewise.
13729 * tree-into-ssa.c (syms_to_rename): Remove.
13730 (need_to_update_vops_p): Likewise.
13731 (need_to_initialize_update_ssa_p): Rename to ...
13732 (update_ssa_initialized_fn): ... this. Track function we are
13734 (symbol_marked_for_renaming): Simplify.
13735 (add_new_name_mapping): Do not set need_to_update_vops_p.
13736 (dump_currdefs): Use SYMS_TO_RENAME.
13737 (rewrite_update_stmt): Always walk all uses/defs.
13738 (dump_update_ssa): Adjust.
13739 (init_update_ssa): Take function argument. Track what we are
13741 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13742 (create_new_def_for): Initialize for cfun, assert we are initialized
13744 (mark_sym_for_renaming): Simplify.
13745 (mark_set_for_renaming): Do not initialize update-ssa.
13746 (need_ssa_update_p): Simplify. Take function argument.
13747 (name_mappings_registered_p): Assert we ask for the correct function.
13748 (name_registered_for_update_p): Likewise.
13749 (ssa_names_to_replace): Likewise.
13750 (release_ssa_name_after_update_ssa): Likewise.
13751 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13752 (dump_decl_set): Do not print a newline.
13753 (debug_decl_set): Do it here.
13754 (dump_update_ssa): And here.
13755 * tree-ssa-loop-im.c (move_computations): Adjust.
13756 (movement_possibility): Likewise.
13757 (determine_max_movement): Likewise.
13758 (gather_mem_refs_stmt): Likewise.
13759 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13760 or NAME_MEMORY_TAG.
13761 * tree-complex.c (update_all_vops): Remove.
13762 (expand_complex_move): Adjust.
13763 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13764 Simplify test for memory referencing statement. Exclude
13765 non-invariant ADDR_EXPRs.
13766 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13767 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13768 (rdg_flag_uses): Likewise.
13769 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13771 (tree_optimize_tail_calls_1): Also split the
13772 edge from the entry block if we have degenerate PHI nodes in
13773 the first basic block.
13774 * tree.c (init_ttree): Remove memory-tag related code.
13775 (tree_code_size): Likewise.
13776 (tree_node_structure): Likewise.
13777 (build7_stat): Re-write to be build6_stat.
13778 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13779 (SSA_VAR_P): Adjust.
13780 (struct tree_memory_tag): Remove.
13781 (struct tree_memory_partition_tag): Likewise.
13782 (union tree_node): Adjust.
13783 (build7): Re-write to be build6.
13784 * tree-pass.h (pass_reset_cc_flags): Remove.
13785 (TODO_update_address_taken): New flag.
13786 (pass_simple_dse): Remove.
13787 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13788 * params.h (MAX_ALIASED_VOPS): Remove.
13789 (AVG_ALIASED_VOPS): Likewise.
13790 * omp-low.c (expand_omp_taskreg): Update SSA form.
13791 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13792 aliases the lhs in a copy stmt.
13793 * tree-ssa-dse.c (struct address_walk_data): Remove.
13794 (memory_ssa_name_same): Likewise.
13795 (memory_address_same): Likewise.
13796 (get_kill_of_stmt_lhs): Likewise.
13797 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13798 unused stores. Look through PHI nodes into post-dominated regions.
13799 (dse_optimize_stmt): Simplify. Properly remove stores.
13800 (tree_ssa_dse): Compute dominators.
13801 (execute_simple_dse): Remove.
13802 (pass_simple_dse): Likewise.
13803 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13804 gimple_loaded_syms and gimple_stored_syms computation.
13805 * toplev.c (dump_memory_report): Dump alias and pta stats.
13806 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13807 (vn_reference_eq): Likewise.
13808 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13809 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13810 valueize_vuses): Remove.
13811 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13812 (get_def_ref_stmt_vuse): ... this.
13813 (vn_reference_lookup_2): New function.
13814 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13815 walking equivalent vuses. Simplify.
13816 (vn_reference_lookup): Likewise.
13817 (vn_reference_insert): Likewise.
13818 (vn_reference_insert_pieces): Likewise.
13819 (visit_reference_op_call): Simplify.
13820 (visit_reference_op_load): Likewise.
13821 (visit_reference_op_store): Likewise.
13822 (init_scc_vn): Remove shared_lookup_vuses initialization.
13823 (free_scc_vn): Remove shared_lookup_vuses freeing.
13824 (sort_vuses, sort_vuses_heap): Remove.
13825 (get_ref_from_reference_ops): Export.
13826 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13827 vector with single vuse pointer.
13828 (vn_reference_lookup_pieces, vn_reference_lookup,
13829 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13830 (shared_vuses_from_stmt): Remove.
13831 (get_ref_from_reference_ops): Declare.
13832 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13833 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13834 memory-tag related code.
13835 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13836 (likely_value): Add comment, skip static-chain of call statements.
13837 (surely_varying_stmt_p): Adjust.
13838 (gimplify_and_update_call_from_tree): Likewise.
13839 (execute_fold_all_builtins): Do not rebuild alias info.
13840 (gimplify_and_update_call_from_tree): Properly update VOPs.
13841 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13842 (copy_ref_info): Remove memory-tag related code.
13843 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13844 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13845 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13847 * tree-ssa-dom.c (gimple_p): Remove typedef.
13848 (eliminate_redundant_computations): Adjust.
13849 (record_equivalences_from_stmt): Likewise.
13850 (avail_expr_hash): Likewise.
13851 (avail_expr_eq): Likewise.
13852 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13853 (stmt_makes_single_load): Likewise.
13854 (stmt_makes_single_store): Likewise.
13855 * tree-ssa-alias.c: Rewrite completely.
13856 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13857 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13858 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13859 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13860 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13861 Remove public functions.
13862 (pass_reset_cc_flags): Remove.
13863 (pass_build_alias): Move ...
13864 * tree-ssa-structalias.c (pass_build_alias): ... here.
13865 * tree-ssa-alias.c (may_be_aliased): Move ...
13866 * tree-flow-inline.h (may_be_aliased): ... here.
13867 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13868 count_uses_and_derefs): Move ...
13869 * gimple.c: ... here.
13870 * gimple.h (count_uses_and_derefs): Declare.
13871 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13872 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13873 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13874 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13875 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13876 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13877 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13879 * tree-dfa.c (refs_may_alias_p): Move ...
13880 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13881 * tree-ssa-alias.h: New file.
13882 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13883 (statement_sink_location): Likewise.
13884 * opts.c (decode_options): Do not adjust max-aliased-vops or
13885 avg-aliased-vops values.
13886 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13887 (TV_CALL_CLOBBER): Likewise.
13888 (TV_FLOW_SENSITIVE): Likewise.
13889 (TV_FLOW_INSENSITIVE): Likewise.
13890 (TV_MEMORY_PARTITIONING): Likewise.
13891 (TV_ALIAS_STMT_WALK): New timevar.
13892 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13893 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13894 (get_address_description): Remove memory-tag related code.
13895 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13896 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13897 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
13898 and immediate uses in statements. Document.
13899 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
13900 (dump_symbols): Remove.
13901 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
13902 * alias.c (get_deref_alias_set): New function split out from ...
13903 (get_alias_set): ... here.
13904 * alias.h (get_deref_alias_set): Declare.
13905 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
13906 type parameter. Remove restrict pointer handling. Create a
13907 ref-all pointer in case type-based alias sets do not conflict.
13908 (vect_analyze_data_refs): Remove SMT related code.
13909 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
13910 (vectorizable_load): Likewise.
13911 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
13912 (DR_SYMBOL_TAG, DR_VOPS): Remove.
13913 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
13914 Ignore vops and SMTs.
13915 (dr_analyze_alias): Likewise..
13916 (free_data_ref): Likewise.
13917 (create_data_ref): Likewise.
13918 (analyze_all_data_dependences): Likewise.
13919 (get_references_in_stmt): Adjust.
13920 * tree-flow-inline.h (gimple_aliases_computed_p,
13921 gimple_addressable_vars, gimple_call_clobbered_vars,
13922 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
13923 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
13924 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
13925 gimple_mem_ref_stats): Remove.
13926 (gimple_vop): New function.
13927 (op_iter_next_use): Remove vuses and mayuses cases.
13928 (op_iter_next_def): Remove vdefs case.
13929 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
13930 (clear_and_done_ssa_iter): Do not set removed fields.
13931 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
13932 Assert we are not iterating over vuses or vdefs if not also
13933 iterating over uses or defs.
13934 (op_iter_init_use): Likewise.
13935 (op_iter_init_def): Likewise.
13936 (op_iter_next_vdef): Remove.
13937 (op_iter_next_mustdef): Likewise.
13938 (op_iter_init_vdef): Likewise.
13939 (compare_ssa_operands_equal): Likewise.
13940 (link_use_stmts_after): Handle vuse operand.
13941 (is_call_used): Use is_call_clobbered.
13942 (is_call_clobbered): Global variables are always call clobbered,
13943 query the call-clobbers bitmap.
13944 (mark_call_clobbered): Ignore global variables.
13945 (clear_call_clobbered): Likewise.
13946 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
13947 virtual operands sanity check.
13948 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
13950 (TARGET_MEM_REF): Remove TMR_TAG operand.
13951 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
13952 Remove call-clobber related code.
13953 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
13954 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
13955 partitions or escape reason.
13956 (get_single_def_stmt, get_single_def_stmt_from_phi,
13957 get_single_def_stmt_with_phi): Remove.
13958 (dump_referenced_vars): Tidy.
13959 (get_ref_base_and_extent): Allow bare decls.
13960 (collect_dfa_stats): Adjust.
13961 * graphite.c (rename_variables_in_stmt): Adjust.
13962 (graphite_copy_stmts_from_block): Likewise.
13963 (translate_clast): Likewise.
13964 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
13966 (translate_vuse_through_block): Use the oracle.
13967 (phi_translate_1): Adjust.
13968 (value_dies_in_block_x): Use the oracle. Cache the outcome
13970 (valid_in_sets): Check if the VUSE for
13971 a REFERENCE is available.
13972 (eliminate): Do not remove stmts during elimination,
13973 instead queue and remove them afterwards.
13974 (do_pre): Do not rebuild alias info.
13975 (pass_pre): Run TODO_rebuild_alias before PRE.
13976 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
13977 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
13978 (mark_all_v_defs_stmt): Remove.
13979 (mark_all_v_defs_seq): Adjust.
13980 (sra_replace): Likewise.
13981 (scalarize_use): Likewise.
13982 (scalarize_copy): Likewise.
13983 (scalarize_init): Likewise.
13984 (scalarize_ldst): Likewise.
13985 (todoflags): Remove.
13986 (tree_sra): Do not rebuild alias info.
13987 (tree_sra_early): Adjust.
13988 (pass_sra): Run TODO_update_address_taken before SRA.
13989 * tree-predcom.c (set_alias_info): Remove.
13990 (prepare_initializers_chain): Do not call it.
13991 (mark_virtual_ops_for_renaming): Adjust.
13992 (mark_virtual_ops_for_renaming_list): Remove.
13993 (initialize_root_vars): Adjust.
13994 (initialize_root_vars_lm): Likewise.
13995 (prepare_initializers_chain): Likewise.
13996 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
13997 (may_propagate_copy_into_stmt): Likewise.
13998 (merge_alias_info): Do nothing for now.
13999 (propagate_tree_value_into_stmt): Adjust.
14000 (stmt_may_generate_copy): Likewise.
14001 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14002 not mark symbols for renaming.
14003 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14004 with the same statement, make sure to update the new pointed-to one.
14005 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14006 call statements, do not mark symbols for renaming.
14007 (mark_operand_necessary): Dump something.
14008 (ref_may_be_aliased): New function.
14009 (mark_aliased_reaching_defs_necessary_1): New helper function.
14010 (mark_aliased_reaching_defs_necessary): Likewise.
14011 (mark_all_reaching_defs_necessary_1): Likewise.
14012 (mark_all_reaching_defs_necessary): Likewise.
14013 (propagate_necessity): Do not process virtual PHIs. For
14014 non-aliased loads mark all reaching definitions as necessary.
14015 For aliased loads and stores mark the immediate dominating
14016 aliased clobbers as necessary.
14017 (visited): New global static.
14018 (perform_tree_ssa_dce): Free visited bitmap after propagating
14020 (remove_dead_phis): Perform simple dead virtual PHI removal.
14021 (remove_dead_stmt): Properly unlink virtual operands when
14023 (eliminate_unnecessary_stmts): Schedule PHI removal after
14025 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14026 (process_replaceable): Likewise.
14027 (find_replaceable_in_bb): Likewise.
14028 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14029 based on the single gimple vop.
14030 (verify_flow_insensitive_alias_info): Remove.
14031 (verify_flow_sensitive_alias_info): Likewise.
14032 (verify_call_clobbering): Likewise.
14033 (verify_memory_partitions): Likewise.
14034 (verify_alias_info): Likewise.
14035 (verify_ssa): Adjust..
14036 (execute_update_addresses_taken): Export. Update SSA
14037 manually. Optimize only when optimizing. Use a local bitmap.
14038 (pass_update_address_taken): Remove TODO_update_ssa, add
14040 (pass_update_address_taken): Just use TODO_update_address_taken.
14041 (init_tree_ssa): Do not initialize addressable_vars.
14042 (verify_ssa): Verify new VUSE / VDEF properties.
14043 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14044 Do not call verify_alias_info.
14045 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14046 Do not free the loaded and stored syms bitmaps. Reset the escaped
14047 and callused solutions. Do not free addressable_vars.
14048 Remove memory-tag related code.
14049 (warn_uninitialized_var): Aliases are always available.
14050 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14051 * lambda-code.c (can_put_in_inner_loop): Adjust.
14052 (can_put_after_inner_loop): Likewise.
14053 (perfect_nestify): Likewise.
14054 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14055 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14056 (vectorizable_conversion): Do not mark symbols for renaming.
14057 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14058 (expand_call_inline): Unlink the calls virtual operands before
14060 (tree_function_versioning): Do not call update_ssa if we are not
14061 updating clones. Simplify.
14062 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14063 (propagate_with_phi): Likewise..
14064 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14065 clobber code. Assert we are not aliased or global.
14066 * tree-flow.h: Include tree-ssa-alias.h
14067 (enum escape_type): Remove.
14068 (struct mem_sym_stats_d): Likewise.
14069 (struct mem_ref_stats_d): Likewise.
14070 (struct gimple_df): Add vop member. Remove global_var,
14071 call_clobbered_vars, call_used_vars, addressable_vars,
14072 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14073 escaped and callused members.
14074 (struct ptr_info_def): Remove all members, add points-to solution
14076 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
14077 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
14078 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
14079 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
14080 (tree-ssa-alias.o): Likewise.
14081 (toplev.o): Add tree-ssa-alias.h
14082 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
14083 * gimple.c (gimple_set_bb): Fix off-by-one error.
14084 (is_gimple_reg): Do not handle memory tags.
14085 (gimple_copy): Also copy virtual operands.
14086 Delay updating the statement. Do not reset loaded and stored syms.
14087 (gimple_set_stored_syms): Remove.
14088 (gimple_set_loaded_syms): Likewise.
14089 (gimple_call_copy_skip_args): Copy the virtual operands
14090 and mark the new statement modified.
14091 * tree-ssa-structalias.c (may_alias_p): Remove.
14092 (set_uids_in_ptset): Take the alias set to prune with as
14093 parameter. Fold in the alias test of may_alias_p.
14094 (compute_points_to_sets): Compute whether a ptr is dereferenced
14095 in a local sbitmap.
14096 (process_constraint): Deal with &ANYTHING on the lhs, reject all
14097 other ADDRESSOF constraints on the lhs.
14098 (get_constraint_for_component_ref): Assert that we don't get
14099 ADDRESSOF constraints from the base of the reference.
14100 Properly generate UNKNOWN_OFFSET for DEREF if needed.
14101 (struct variable_info): Remove collapsed_to member.
14102 (get_varinfo_fc): Remove.
14103 (new_var_info): Do not set collapsed_to.
14104 (dump_constraint): Do not follow cycles.
14105 (dump_constraint_graph): Likewise.
14106 (build_pred_graph): Likewise.
14107 (build_succ_graph): Likewise.
14108 (rewrite_constraints): Likewise.
14109 (do_simple_structure_copy): Remove.
14110 (do_rhs_deref_structure_copy): Remove.
14111 (do_lhs_deref_structure_copy): Remove.
14112 (collapse_rest_of_var): Remove.
14113 (do_structure_copy): Re-implement.
14114 (pta_stats): New global variable.
14115 (dump_pta_stats): New function.
14116 (struct constraint_expr): Make offset signed.
14117 (UNKNOWN_OFFSET): Define special value.
14118 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
14119 (solution_set_expand): New helper function split out from ...
14120 (do_sd_constraint): ... here.
14121 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
14122 (do_ds_constraint): Likewise.
14123 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
14124 and CALLUSED = *CALLUSED.
14125 (set_union_with_increment): Make inc argument signed.
14126 (type_safe): Remove.
14127 (get_constraint_for_ptr_offset): Handle unknown and negative
14129 (first_vi_for_offset): Handle offsets before start. Bail
14130 out early for offsets beyond the variable extent.
14131 (first_or_preceding_vi_for_offset): New function.
14132 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
14133 Together with ESCAPED = *ESCAPED this properly computes reachability.
14134 (find_what_var_points_to): New function.
14135 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
14136 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
14137 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
14138 pt_solutions_intersect): New functions.
14139 (compute_call_used_vars): Remove.
14140 (compute_may_aliases): New main entry into PTA computation.
14141 * gimple.h (gimple_p): New typedef.
14142 (struct gimple_statement_base): Remove references_memory_p.
14143 (struct gimple_statement_with_memory_ops_base): Remove
14144 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
14146 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
14147 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
14148 gimple_set_references_memory): Remove.
14149 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
14150 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
14152 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
14153 (verify_expr): Allow RESULT_DECL.
14154 (gimple_duplicate_bb): Do not copy virtual operands.
14155 (gimple_duplicate_sese_region): Adjust.
14156 (gimple_duplicate_sese_tail): Likewise.
14157 (mark_virtual_ops_in_region): Remove.
14158 (move_sese_region_to_fn): Do not call it.
14159 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
14160 and pass_simple_dse.
14161 (execute_function_todo): Handle TODO_update_address_taken,
14162 call execute_update_addresses_taken for TODO_rebuild_alias.
14163 (execute_todo): Adjust.
14164 (execute_one_pass): Init dump files early.
14165 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
14167 (create_general_new_stmt): Clear vops.
14168 * tree-ssa-reassoc.c (get_rank): Adjust.
14169 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
14170 symbols for renaming.
14171 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
14172 (PARAM_AVG_ALIASED_VOPS): Likewise.
14173 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
14174 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
14175 * tree-ssa-operands.c: Simplify for new virtual operand representation.
14176 (operand_build_cmp, copy_virtual_operands,
14177 create_ssa_artificial_load_stmt, add_to_addressable_set,
14178 gimple_add_to_addresses_taken): Remove public functions.
14179 (unlink_stmt_vdef): New function.
14181 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14183 * config.gcc (powerpc-*-linux*): Merge variants.
14185 2009-04-02 Chao-ying Fu <fu@mips.com>
14186 James Grosbach <james.grosbach@microchip.com>
14188 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
14189 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
14191 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
14192 keep_interrupts_masked_p, use_debug_exception_return_p.
14193 (mips_attribute_table): Add interrupt, use_shadow_register_set,
14194 keep_interrupts_masked, use_debug_exception_return.
14195 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
14196 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
14198 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
14199 (mips_print_operand): Process COP0 registers to print $0 .. $31
14200 correctly for GAS to process.
14201 (mips_interrupt_extra_call_saved_reg_p): New function.
14202 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
14204 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
14205 (mips_compute_frame_info): Add supports for interrupt context that
14206 includes doubleword accumulators and COP0 registers.
14207 (mips_for_each_saved_acc): New function.
14208 (mips_for_each_saved_gpr_and_fpr): Change the function name from
14209 mips_for_each_saved_reg.
14210 (mips_save_reg): Save accumulators.
14211 (mips_kernel_reg_p): A new for_each_rtx callback.
14212 (mips_expand_prologue): Support interrupt handlers.
14213 (mips_restore_reg): Restore accumulators.
14214 (mips_expand_epilogue): Support interrupt handlers.
14215 (mips_can_use_return_insn): Return false for interrupt handlers.
14216 (mips_epilogue_uses): New function.
14217 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
14218 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
14219 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
14220 cop0_move): New instructions.
14221 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
14222 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
14224 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
14226 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
14227 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
14228 interrupt handlers, we use K0 as the temporary register.
14229 (EPILOGUE_USES): Change to a function call.
14230 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
14231 handlers, we use K0 as the temporary register.
14233 * doc/extend.texi (Function Attributes): Document interrupt,
14234 use_shadow_register_set, keep_interrupts_masked,
14235 use_debug_exception_return for MIPS attributes.
14237 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14239 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
14240 Remove a number of t-files from tmake_file.
14241 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
14242 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14243 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14244 target_prototype, not TARGET_PROTOTYPE.
14245 (LINK_OS_GNU_SPEC): Define.
14246 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14247 and darwin-ldoubdle.c.
14249 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14252 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14253 (cpp_options): Ditto.
14254 (default_compilers): Ditto.
14255 (display_help): Ditto.
14256 (process_command): Ditto.
14257 (do_spec_1): Ditto.
14258 (set_input): Use lbasename instead of duplicate code.
14259 (save_temps_prefix): New static for -save-temps=obj.
14260 (save_temps_length): Ditto.
14262 * doc/invoke.texi (-save-temps=obj): Document new variant to
14263 -save-temps switch.
14265 2009-04-02 Jeff Law <law@redhat.com>
14267 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14270 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14272 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14273 * configure: Regenerated.
14275 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14277 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14278 share the argument list.
14280 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14284 2009-02-12 Diego Novillo <dnovillo@google.com>
14286 * varpool.c (debug_varpool): New.
14287 * cgraph.h (debug_varpool): Declare.
14289 2009-04-02 Jan Hubicka <jh@suse.cz>
14291 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14294 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14296 * config/i386/i386.c (ix86_abi): Move initialization to ...
14297 (override_options): Here.
14299 2009-04-02 Christian Bruel <christian.bruel@st.com>
14301 * config/sh/sh.c (sh_dwarf_register_span): New function.
14302 (TARGET_DWARF_REGISTER_SPAN): Define.
14303 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14305 2009-04-02 Ira Rosen <irar@il.ibm.com>
14307 PR tree-optimization/39595
14308 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14309 interleaved loads group is not greater than the SLP group size.
14311 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14313 * builtins.c (is_builtin_name): New.
14314 (called_as_built_in): Use is_builtin_name.
14315 * tree.h (is_builtin_name): New.
14316 * varasm.c (incorporeal_function_p): Use is_builtin_name
14318 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14320 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14322 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14325 * c-decl.c (clone_underlying_type): Move this ...
14326 * c-common.c (set_underlying_type): ... here.
14327 Also, make sure the function properly sets TYPE_STUB_DECL() on
14328 the newly created typedef variant type.
14329 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14330 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14333 2009-04-02 Richard Guenther <rguenther@suse.de>
14335 PR tree-optimization/37221
14336 * tree-flow.h (degenerate_phi_result): Declare.
14337 * tree-ssa-dom.c (degenerate_phi_result): Export.
14338 * tree-scalar-evolution.c (analyze_initial_condition): If
14339 the initial condition is defined by a degenerate PHI node
14340 use the degenerate value.
14342 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14344 PR rtl-optimization/39588
14345 * combine.c (merge_outer_ops): Do not set the constant when this
14347 (simplify_shift_const_1): Do not modify it either in this case.
14349 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14351 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14352 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14354 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14357 * c-lex.c (interpret_float): Default (no suffix) is double.
14359 2009-04-1 Xinliang David Li <davidxl@google.com>
14361 * config/i386/i386.c (legitimate_constant_p): Recognize
14362 all one vector constant.
14364 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14366 * config/vax/vax.c: Add #includes to silence warnings.
14367 Change #include order to silence two warnings.
14369 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14371 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14372 (ASM_SPEC): Pass -k to the assembler for PIC code.
14374 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14376 * config.gcc: Add vax-*-linux* to the switch.
14377 * config/vax/linux.h: New file. (TARGET_VERSION,
14378 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14380 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14382 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14383 Use predicate macros instead of GET_CODE() == foo.
14384 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14385 ashlsi3, rotrsi3, <unnamed>): Likewise.
14387 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14389 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14390 jbbccihi, jbbccisi): Remova trailing whitespace.
14391 * config/vax/constraints.md: Likewise.
14392 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14393 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14394 * config/vax/predicates.md: Likewise.
14395 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14396 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14397 * config/vax/vax.h: Likewise.
14398 * config/vax/vax.md (nonlocal_goto): Likewise.
14400 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14402 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14403 (indirectable_address_p, adjacent_operands_p): Add spaces around
14405 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14407 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14409 * config/vax/vax.c (legitimate_constant_address_p,
14410 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14411 index_term_p, reg_plus_index_p, legitimate_address_p,
14412 vax_mode_dependent_address_p): Update comments to match functions
14413 modified by the recent int->bool conversion.
14415 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14417 * config/vax/builtins.md: Update copyright message.
14418 * config/vax/constraints.md: Likewise.
14419 * config/vax/netbsd-elf.h: Likewise.
14420 * config/vax/predicates.md: Likewise.
14421 * config/vax/vax-protos.h: Likewise.
14422 * config/vax/vax.c: Likewise.
14423 * config/vax/vax.h: Likewise.
14424 * config/vax/vax.md: Likewise.
14425 * config/vax/vax.opt: Likewise.
14427 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14429 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14430 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14431 * config/vax/constraints.md (B, R): Likewise.
14432 * config/vax/predicates.md (external_memory_operand,
14433 nonimmediate_addsub_di_operand): Likewise.
14434 * config/vax/vax.c (vax_output_int_add): Likewise.
14435 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14436 untyped_call): Likewise.
14438 2009-04-01 Matt Thomas <matt@3am-software.com>
14440 * config/vax/predicates.md: New file.
14441 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14442 external_const_operand, nonsymbolic_operand, external_memory_operand,
14443 indirect_memory_operand, indexed_memory_operand,
14444 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14445 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14447 * config/vax/constraints.md: New file.
14448 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14450 * config/vax/builtins.md: New file.
14451 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14452 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14454 * config/vax/vax.opt (mqmath): Add option.
14455 * config/vax/vax.md (isfx): Extend with DI.
14456 (VAXintQH, VAXintQHSD): Define.
14457 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14458 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14459 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14460 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14461 (movdi): Update constraints and use vax_output_int_move().
14462 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14463 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14464 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14465 nonlocal_goto): New.
14466 (mov<mode>): Extend accepted operand types.
14467 (subdi3_old): Rename from subdi3, change update constraints and use
14468 a new implementation.
14469 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14470 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14471 MOVE_RATIO, CLEAR_RATIO): Define.
14472 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14473 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14474 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14475 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14476 (split_quadword_operands): Make static and really allow variable
14478 (print_operand_address): Update for PIC generation.
14479 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14480 indexable_address_p, fixup_mathdi_operand,
14481 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14482 (vax_float_literal, legitimate_constant_p,
14483 indirectable_constant_address_p, index_term_p,
14484 reg_plus_index_p): Return bool instead of int.
14485 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14487 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14489 (vax_output_conditional_branch): Indent.
14490 (legitimate_constant_address_p, indirectable_constant_address_p,
14491 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14492 vax_mode_dependent_address_p): Return bool instead of int, update for
14494 * config/vax/vax-protos.h (legitimate_constant_address_p,
14495 legitimate_constant_p, legitimate_address_p,
14496 vax_mode_dependent_address_p): Change declaration to bool.
14497 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14498 vax_expand_addsub_di_operands, vax_output_int_subtract,
14499 vax_output_movmemsi): Declare.
14500 (split_quadword_operands, vax_float_literal): Delete declaration.
14501 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14502 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14503 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14504 ASM_OUTPUT_DWARF_PCREL): Define.
14505 (ASM_SPEC): Change definition to allow PIC generation.
14507 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14509 * doc/sourcebuild.texi: Update front-end requirements.
14511 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14514 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14515 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14516 (booldi3_internal3): Use boolean_or_operator instead of
14519 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14522 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14523 declarator whose size is not an integer constant expression but
14524 folds to an integer constant, then treat it as a constant
14527 2009-04-01 Richard Guenther <rguenther@suse.de>
14529 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14530 i * 4 + 2 to (i * 2 + 1) * 2.
14532 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14535 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14536 return if c_parser_asm_string_literal returned NULL.
14538 2009-04-01 Nick Clifton <nickc@redhat.com>
14540 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14542 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14543 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14544 other typedefs to avoid conflicts with libgcc2.c. Define labels
14545 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14547 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14548 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14551 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14553 * varasm.c (default_function_rodata_section): Declare DOT as
14556 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14557 Andrey Galkin <agalkin@hypercom.com>
14560 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14561 Make object_name unique for each process.
14563 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14566 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14567 addressable variables in the parallel that could go out of scope while
14568 running queued tasks.
14570 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14572 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14573 (CASE_VALUES_THRESHOLD): Redefine.
14574 * config/avr/avr.c (avr_override_options): Remove initialization of
14575 avr_case_values_threshold variable.
14576 (avr_case_values_threshold): Remove variable. Add new function.
14577 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14578 * config/avr/avr.opt (mno-tablejump): Remove option.
14579 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14581 2009-04-01 DJ Delorie <dj@redhat.com>
14583 * varasm.c (default_function_rodata_section): Don't assume
14584 anything about where the first '.' in the section name is.
14586 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14588 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14589 rs6000_emit_stack_tie.
14591 2009-03-31 Ian Lance Taylor <iant@google.com>
14593 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14594 gimple_code with GIMPLE_RESX, not RESX.
14596 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14598 * c-common.c (c_get_ident): New.
14599 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14601 2009-04-01 Ben Elliston <bje@au.ibm.com>
14603 * config/rs6000/sysv4.opt (msdata): Improve option description.
14605 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14607 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14608 (divdf3_internal_lat): Remove.
14609 (divxf3_internal_lat): Remove.
14610 (divxf3_internal_thr): Remove.
14611 (divxf): Use divxf3_internal.
14612 * config/ia64/div.md (divsf3_internal_lat): New.
14613 (divdf3_internal_lat): New.
14614 (divxf3_internal): New.
14616 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14619 * Makefile.in (USE_GCC_STDINT): Define.
14620 (stmp-int-hdrs): Install stdint.h if applicable.
14621 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14623 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14624 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14625 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14626 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14627 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14628 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14629 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14630 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14631 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14632 (c_common_nodes_and_builtins): Initialize
14633 underlying_wchar_type_node. Do not initialize
14634 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14635 nodes for new types.
14636 (c_stddef_cpp_builtins): Define macros for new types.
14637 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14639 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14640 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14641 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14642 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14643 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14644 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14645 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14646 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14647 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14648 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14649 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14650 int16_type_node, int32_type_node, int64_type_node,
14651 uint8_type_node, uint16_type_node, c_uint32_type_node,
14652 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14653 int_least32_type_node, int_least64_type_node,
14654 uint_least8_type_node, uint_least16_type_node,
14655 uint_least32_type_node, uint_least64_type_node,
14656 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14657 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14658 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14659 uintptr_type_node): Define.
14660 * c-cppbuiltin.c (builtin_define_constants,
14661 builtin_define_type_minmax): New.
14662 (builtin_define_stdint_macros): Define more macros.
14663 (c_cpp_builtins): Define more limit macros.
14664 (type_suffix): New.
14665 (builtin_define_type_max): Define in terms of
14666 builtin_define_type_minmax. Remove is_long parameter. All
14668 * config.gcc (use_gcc_stdint): Define.
14669 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14670 Add newlib-stdint.h for generic targets.
14671 * config/glibc-stdint.h, config/newlib-stdint.h,
14672 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14673 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14674 * config/score/score.h (UINTPTR_TYPE): Define.
14675 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14676 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14677 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14678 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14679 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14680 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14681 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14682 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14683 * config/spu/spu.h (STDINT_LONG32): Define.
14684 * configure.ac (use_gcc_stdint): Substitute.
14685 * configure: Regenerate.
14686 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14687 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14688 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14689 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14690 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14691 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14692 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14693 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14694 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14695 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14696 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14697 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14698 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14699 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14700 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14701 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14702 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14703 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14704 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14705 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14706 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14707 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14708 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14709 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14710 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14711 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14712 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14713 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14714 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14716 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14718 * loop-iv.c (suitable_set_for_replacement): Renamed from
14719 simplify_using_assignment; changed to return bool and to accept new
14720 args DEST and SRC. Return true iff we find a source/destination pair
14721 that can be used to make a replacement, and fill SRC and DEST if so.
14722 Remove arg ALTERED. Don't deal with altered regs here. All callers
14724 (simplify_using_initial_values): Deal with altered regs here and track
14725 more precisely the effect they have on the validity of our expression.
14727 * loop-iv.c (simplify_using_condition): A condition of the form
14728 (EQ REG CONST) can be used to simply make a substitution.
14729 (simplify_using_initial_values): Keep track of conditions we have seen
14730 and keep using them to simplify new expressions, while applying the
14731 same substitutions to them as to the expression.
14733 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14734 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14737 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14738 changed. Use this when trying to improve the upper bound.
14739 Generate the comparison by using simplify_gen_relational.
14741 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14743 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14745 (simplify_using_assignment, simplify_using_initial_values): Call
14746 replace_in_expr to make replacements. Call replace_single_def_regs
14747 once on the initial version of the expression.
14749 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14752 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14754 2009-03-31 Richard Guenther <rguenther@suse.de>
14756 PR middle-end/31029
14757 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14758 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14760 2009-03-31 Richard Guenther <rguenther@suse.de>
14762 * tree.h (div_if_zero_remainder): Declare.
14763 * fold-const.c (div_if_zero_remainder): Export.
14764 * tree-ssa-forwprop.c
14765 (forward_propagate_addr_into_variable_array_index): Handle
14766 constant array index addition outside of the variable index.
14768 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14771 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14772 define_splits, floatunssi<mode>2): Require x87 conversions from
14773 DImode to be permitted.
14775 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14777 PR preprocessor/15638
14778 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14780 2009-03-31 Richard Guenther <rguenther@suse.de>
14782 PR middle-end/23401
14783 PR middle-end/27810
14784 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14785 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14786 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14787 a separate statement.
14788 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14789 (lookup_tmp_var): Likewise.
14790 (is_gimple_formal_tmp_or_call_rhs): Remove.
14791 (is_gimple_reg_or_call_rhs): Rename to ...
14792 (is_gimple_reg_rhs_or_call): ... this.
14793 (is_gimple_mem_or_call_rhs): Rename to ...
14794 (is_gimple_mem_rhs_or_call): ... this.
14795 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14796 DECL_GIMPLE_REG_P only if is_formal is true.
14797 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14798 for non-proper post-modify expression gimplification.
14799 (gimplify_self_mod_expr): For post-modify expressions gimplify
14800 the lvalue to a minimal lvalue.
14801 (rhs_predicate_for): Remove formal temp case.
14802 (gimplify_modify_expr_rhs): Likewise.
14803 (gimplify_addr_expr): Use is_gimple_reg.
14804 (gimplify_expr): Remove formal temp cases.
14805 (gimple_regimplify_operands): Likewise.
14806 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14807 and FILTER_EXPR like constants.
14808 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14810 (is_gimple_formal_tmp_rhs): Remove.
14811 (is_gimple_reg_rhs): Remove special casing.
14812 (is_gimple_mem_rhs): Fix.
14813 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14814 (is_gimple_formal_tmp_var): Remove.
14815 (is_gimple_formal_tmp_reg): Likewise.
14816 (is_gimple_min_lval): Allow invariant component ref parts.
14817 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14818 is_gimple_formal_tmp_reg): Remove declarations.
14819 * tree-cfg.c (verify_expr): Verify that variables with address
14820 taken do not have DECL_GIMPLE_REG_P set.
14821 * tree-mudflap.c (mf_build_check_statement_for): Use
14822 force_gimple_operand instead of gimplify_expr.
14824 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14826 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14827 schedulable rows to compute_split_row.
14829 2009-03-31 Ben Elliston <bje@au.ibm.com>
14832 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14835 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14837 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14838 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14839 * configure: Regenerate.
14840 * config.in: Regenerate.
14841 * config/rs6000/rs6000.opt (mtls-markers): Add.
14842 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14843 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14844 (tls_ld_aix, tls_ld_sysv): Likewise.
14845 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14846 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14848 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14850 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14852 2009-03-30 Jan Hubicka <jh@suse.cz>
14854 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14856 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14857 detection and label handling.
14859 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14861 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14862 left_conflicts_size.
14863 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14864 ALLOCNO_LEFT_CONFLICTS_SIZE.
14866 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14867 remove_allocno_from_bucket_and_push,
14868 allocno_spill_priority_compare, push_allocnos_to_stack,
14869 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14870 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14871 (setup_allocno_left_conflicts_num): Ditto. Rename to
14872 setup_allocno_left_conflicts_size.
14873 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14874 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14875 setup_allocno_left_conflicts_size instead of
14876 setup_allocno_left_conflicts_num.
14878 * ira-build.c (ira_create_allocno): Use
14879 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14880 ALLOCNO_LEFT_CONFLICTS_NUM.
14882 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14884 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14885 instead of DF_LR_OUT.
14887 * ira-lives.c (process_bb_node_lives): Ditto.
14889 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14890 instead of DF_LR_{OUT,IN}.
14892 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14894 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14896 2009-03-30 Jan Hubicka <jh@suse.cz>
14898 * except.c (label_to_region_map): Fix thinko.
14900 2009-03-30 Steve Ellcey <sje@cup.hp.com>
14902 PR middle-end/38237
14903 * tree.h (tree_find_value): New declaration.
14904 * tree.c (tree_find_value): New function.
14905 * varasm.c (assemble_external): Avoid duplicate entries on lists.
14907 2009-03-30 Jakub Jelinek <jakub@redhat.com>
14910 * c-decl.c (struct c_binding): Add locus field.
14911 (bind): Add locus argument, set locus field from it.
14912 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
14913 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
14914 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
14915 implicitly_declare, undeclared_variable, lookup_label,
14916 declare_label, c_make_fname_decl, c_builtin_function,
14917 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
14920 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
14923 * config/i386/i386.c (classify_argument): Check total size of
14926 2009-03-30 Martin Jambor <mjambor@suse.cz>
14928 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
14929 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
14930 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
14933 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
14934 seen_variable_array_ref while also traversing a union.
14936 * tree-inline.c (optimize_inline_calls): Do not call
14937 cgraph_node_remove_callees.
14938 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
14939 (pass_remove_cgraph_callee_edges): New variable.
14940 * passes.c (init_optimization_passes): Add
14941 pass_remove_cgraph_callee_edges after early inlining and before all
14942 late intraprocedural passes.
14944 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
14946 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14948 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
14949 Fix typos in names.
14951 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14953 * combine.c (simplify_comparison): Use have_insn_for.
14954 * dojump.c (do_jump): Likewise.
14956 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14958 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
14959 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
14960 sparc_compare_op0 like sparc_compare_emitted used to be handled.
14961 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
14962 instead of sparc_compare_emitted.
14963 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
14964 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
14965 instead of sparc_compare_emitted.
14967 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14969 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
14970 enter/exit cfglayout mode.
14971 (pass_partition_block): Require it.
14972 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
14973 (combine_instructions): Track basic blocks instead of labels.
14974 (update_cfg_for_uncondjump): New.
14975 (try_combine): Use it. Update jumps after rescanning.
14976 (pass_combine): Require PROP_cfglayout.
14977 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
14979 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14981 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
14982 Provide/destroy PROP_cfglayout respectively.
14983 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
14984 * tree-pass.h (PROP_cfglayout): New.
14986 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14988 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
14989 fold_convert_const_fixed_from_fixed,
14990 fold_convert_const_fixed_from_int,
14991 fold_convert_const_fixed_from_real, fold_negate_const): Do not
14992 set TREE_CONSTANT_OVERFLOW.
14993 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
14994 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
14996 2009-03-30 Ira Rosen <irar@il.ibm.com>
14998 * tree-vect-loop-manip.c: New file.
14999 * tree-vectorizer.c: Update documentation and included files.
15000 (vect_loop_location): Make extern.
15001 (rename_use_op): Move to tree-vect-loop-manip.c
15002 (rename_variables_in_bb, rename_variables_in_loop,
15003 slpeel_update_phis_for_duplicate_loop,
15004 slpeel_update_phi_nodes_for_guard1,
15005 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15006 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15007 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15008 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
15009 find_loop_location): Likewise.
15010 (new_stmt_vec_info): Move to tree-vect-stmts.c.
15011 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
15012 get_vectype_for_scalar_type, vect_is_simple_use,
15013 supportable_widening_operation, supportable_narrowing_operation):
15015 (bb_in_loop_p): Move to tree-vect-loop.c.
15016 (new_loop_vec_info, destroy_loop_vec_info,
15017 reduction_code_for_scalar_code, report_vect_op,
15018 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15019 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15020 (vect_supportable_dr_alignment): Likewise.
15021 * tree-vectorizer.h (tree-data-ref.h): Include.
15022 (vect_loop_location): Declare.
15023 Reorganize function declarations according to the new file structure.
15024 * tree-vect-loop.c: New file.
15025 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15026 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15027 * tree-vect-data-refs.c: New file.
15028 * tree-vect-patterns.c (timevar.h): Don't include.
15029 * tree-vect-stmts.c: New file.
15030 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15031 tree-vect-slp.c, tree-vect-loop.c.
15032 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15033 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15034 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15035 (tree-vect-analyze.o): Remove.
15036 (tree-vect-transform.o): Likewise.
15037 (tree-vect-data-refs.o): Add rule.
15038 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15039 tree-vect-slp.o): Likewise.
15040 (tree-vect-patterns.o): Remove redundant dependencies.
15041 (tree-vectorizer.o): Likewise.
15042 * tree-vect-slp.c: New file.
15044 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15046 * optc-gen.awk: Warn if an option flag has multiple different
15049 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15051 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15052 -floop-block): Document dependences on PPL, CLooG and Graphite.
15054 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15056 PR rtl-optimization/323
15057 * c-common.c (c_fully_fold, convert_and_check,
15058 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15059 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15060 * c-common.def (EXCESS_PRECISION_EXPR): New.
15061 * c-cppbuiltin.c (builtin_define_float_constants): Define
15062 constants with enough digits for long double.
15063 * c-lex.c (interpret_float): Interpret constant with excess
15064 precision where appropriate.
15065 * c-opts.c (c_common_post_options): Set
15066 flag_excess_precision_cmdline. Give an error for
15067 -fexcess-precision=standard for C++ for processors where the
15068 option is significant.
15069 * c-parser.c (c_parser_conditional_expression): Handle excess
15070 precision in condition.
15071 * c-typeck.c (convert_arguments): Handle arguments with excess
15073 (build_unary_op): Move excess precision outside operation.
15074 (build_conditional_expr): Likewise.
15075 (build_compound_expr): Likewise.
15076 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
15077 (build_modify_expr): Handle excess precision in RHS.
15078 (convert_for_assignment): Handle excess precision in converted
15080 (digest_init, output_init_element, process_init_element): Handle
15081 excess precision in initializer.
15082 (c_finish_return): Handle excess precision in return value.
15083 (build_binary_op): Handle excess precision in operands and add
15084 excess precision as needed for operation.
15085 * common.opt (-fexcess-precision=): New option.
15086 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
15087 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
15088 For standard excess precision, output explicit conversion to and
15089 truncation from XFmode.
15090 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
15091 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
15092 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
15093 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
15094 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
15095 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
15096 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
15097 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
15098 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
15099 define_splits, sqrt<mode>2): Disable where appropriate for
15100 standard excess precision.
15101 * convert.c (convert_to_real): Do not shorten arithmetic to type
15102 for which excess precision would be used.
15103 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
15104 * doc/invoke.texi (-fexcess-precision=): Document option.
15105 (-mfpmath=): Correct index entry.
15106 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
15107 flag_excess_precision): New.
15108 * langhooks.c (lhd_post_options): Set
15109 flag_excess_precision_cmdline.
15110 * opts.c (common_handle_option): Handle -fexcess-precision=.
15111 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
15112 init_excess_precision): New.
15113 (lang_dependent_init_target): Call init_excess_precision.
15114 * tree.c (excess_precision_type): New.
15115 * tree.h (excess_precision_type): Declare.
15117 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15120 * c-typeck.c (build_component_ref): Do not copy qualifiers from
15121 non-lvalue to component.
15123 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15125 PR preprocessor/34695
15126 * Makefile.in (c-opts.o): Depend on c-tree.h.
15127 * c-common.c: Move down include of diagnostic.h.
15128 (done_lexing, c_cpp_error): New.
15129 * c-common.h (done_lexing): Declare.
15130 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
15132 * c-opts.c: Include c-tree.h.
15133 (c_common_init_options): Set preprocessor error callback.
15134 (c_common_handle_option): Do not set preprocessor
15135 inhibit_warnings, warnings_are_errors, warn_system_headers,
15136 pedantic_errors or inhibit_warnings flags.
15137 (c_common_post_options): Do not check cpp_errors (parse_in).
15138 (c_common_finish): Do not output dependencies if there were
15139 errors. Do not check return value of cpp_finish.
15140 * c-ppoutput.c (pp_file_change): Set input_location.
15141 * c-tree.h (c_cpp_error): Declare.
15142 * diagnostic.c (diagnostic_set_info_translated): Also initialize
15144 (diagnostic_build_prefix): Check override_column.
15145 * diagnostic.h (diagnostic_info): Add override_column field.
15146 (diagnostic_override_column): Define.
15148 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
15150 * c-common.c (c_expand_expr, c_staticp): Remove.
15151 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
15152 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
15153 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
15154 * c-gimplify.c (gimplify_compound_literal_expr,
15155 optimize_compound_literals_in_ctor): Remove.
15156 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
15157 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
15158 * c-semantics.c (emit_local_var): Remove.
15160 * langhooks-def.h (lhd_expand_expr): Remove.
15161 * langhooks.c (lhd_expand_expr): Remove.
15162 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
15164 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
15165 handling from c-semantics.c; don't call into langhook.
15166 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
15167 * gimplify.c (gimplify_compound_literal_expr,
15168 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
15169 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
15170 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
15171 as was done in c-gimplify.c.
15172 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
15173 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
15174 Move from c-common.h.
15175 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
15177 * tree.c (staticp): Do not call langhook.
15178 * langhooks.c (lhd_staticp): Delete.
15179 * langhooks-def.h (lhd_staticp): Delete prototype.
15180 (LANG_HOOKS_STATICP): Delete.
15181 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
15183 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
15184 instead of DECL_STMTs.
15186 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15194 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
15196 (fold_call_expr): Return a NOP_EXPR from folding rather than the
15197 contained expression.
15198 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
15199 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
15200 conditional expressions for C.
15201 (decl_constant_value_for_optimization): Move from
15202 decl_constant_value_for_broken_optimization in c-typeck.c. Check
15203 whether optimizing and that the expression is a VAR_DECL not of
15204 array type instead of doing such checks in the caller. Do not
15205 check pedantic. Call gcc_unreachable for C++.
15206 * c-common.def (C_MAYBE_CONST_EXPR): New.
15207 * c-common.h (c_fully_fold, c_save_expr,
15208 decl_constant_value_for_optimization): New prototypes.
15209 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15210 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15211 EXPR_INT_CONST_OPERANDS): Define.
15212 * c-convert.c (convert): Strip nops from expression.
15213 * c-decl.c (groktypename): Take extra parameters expr and
15214 expr_const_operands. Update call to grokdeclarator.
15215 (start_decl): Update call to grokdeclarator. Add statement for
15216 expressions used in type of decl.
15217 (grokparm): Update call to grokdeclarator.
15218 (push_parm_decl): Update call to grokdeclarator.
15219 (build_compound_literal): Add parameter non_const and build a
15220 C_MAYBE_COSNT_EXPR if applicable.
15221 (grokdeclarator): Take extra parameters expr and
15222 expr_const_operands. Track expressions used in declaration
15223 specifiers and declarators. Fold array sizes and track whether
15224 they are constant expressions and whether they are integer
15225 constant expressions.
15226 (parser_xref_tag): Set expr and expr_const_operands fields in
15228 (grokfield): Update call to grokdeclarator.
15229 (start_function): Update call to grokdeclarator.
15230 (build_null_declspecs): Set expr and expr_const_operands fields in
15232 (declspecs_add_type): Handle expressions in typeof specifiers.
15233 * c-parser.c (c_parser_declspecs): Set expr and
15234 expr_const_operands fields for declaration specifiers.
15235 (c_parser_enum_specifier): Likewise.
15236 (c_parser_struct_or_union_specifier): Likewise.
15237 (c_parser_typeof_specifier): Likewise. Update call to
15238 groktypename. Fold expression as needed. Return expressions with
15239 type instead of adding statements.
15240 (c_parser_attributes): Update calls to c_parser_expr_list.
15241 (c_parser_statement_after_labels): Fold expression before passing
15242 to objc_build_throw_stmt.
15243 (c_parser_condition): Fold expression.
15244 (c_parser_asm_operands): Fold expression.
15245 (c_parser_conditional_expression): Use c_save_expr. Update call
15246 to build_conditional_expr.
15247 (c_parser_alignof_expression): Update call to groktypename.
15248 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15249 original_code. Fold expression argument of va_arg. Create
15250 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15251 argument to va_arg. Update calls to groktypename. Fold array
15252 index for offsetof. Verify that first argument to
15253 __builtin_choose_expr has integer type.
15254 (c_parser_postfix_expression_after_paren_type): Update calls to
15255 groktypename and build_compound_literal. Handle expressions with
15256 side effects in type name.
15257 (c_parser_postfix_expression_after_primary): Update call to
15258 c_parser_expr_list. Set original_code for calls to
15259 __builtin_constant_p.
15260 (c_parser_expr_list): Take extra parameter fold_p. Fold
15261 expressions if requested.
15262 (c_parser_objc_type_name): Update call to groktypename.
15263 (c_parser_objc_synchronized_statement): Fold expression.
15264 (c_parser_objc_receiver): Fold expression.
15265 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15266 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15267 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15268 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15269 (struct c_typespec): Add elements expr and expr_const_operands.
15270 (struct c_declspecs): Add elements expr and expr_const_operands.
15271 (groktypename, build_conditional_expr, build_compound_literal):
15273 (in_late_binary_op): Declare.
15274 * c-typeck.c (note_integer_operands): New function.
15275 (in_late_binary_op): New variable.
15276 (decl_constant_value_for_broken_optimization): Move to c-common.c
15277 and rename to decl_constant_value_for_optimization.
15278 (default_function_array_conversion): Do not strip nops.
15279 (default_conversion): Do not call
15280 decl_constant_value_for_broken_optimization.
15281 (build_array_ref): Do not fold result.
15282 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15283 result when operand is a VLA.
15284 (c_expr_sizeof_type): Update call to groktypename. Handle
15285 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15286 result when operand names a VLA type.
15287 (build_function_call): Update call to build_compound_literal.
15288 Only fold result for calls to __builtin_* functions. Strip
15289 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15290 the function designator.
15291 (convert_arguments): Fold arguments. Update call to
15292 convert_for_assignment.
15293 (build_unary_op): Handle increment and decrement of
15294 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15295 decrement earlier. Fold operand of increment and decrement.
15296 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15297 built for integer operand. Wrap returns that are INTEGER_CSTs
15298 without being integer constant expressions or that have integer
15299 constant operands without being INTEGER_CSTs.
15300 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15301 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15302 result is an integer constant expression or can be used in
15303 unevaluated parts of one and avoid folding and wrap as
15304 appropriate. Fold operands before possibly doing -Wsign-compare
15306 (build_compound_expr): Wrap result for C99 if operands can be used
15307 in integer constant expressions.
15308 (build_c_cast): Update call to digest_init. Do not ignore
15309 overflow from casting floating-point constants to integers. Wrap
15310 results that could be confused with integer constant expressions,
15311 null pointer constants or floating-point constants.
15312 (c_cast_expr): Update call to groktypename. Handle expressions
15313 included in type name.
15314 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15315 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15316 Update calls to convert_for_assignment.
15317 (convert_for_assignment): Take new parameter
15318 null_pointer_constant. Do not strip nops or call
15319 decl_constant_value_for_broken_optimization. Set
15320 in_late_binary_op for conversions to boolean.
15321 (store_init_value): Update call to digest_init.
15322 (digest_init): Take new parameter null_pointer_constant. Do not
15323 call decl_constant_value_for_broken_optimization. pedwarn for
15324 initializers not constant expressions. Update calls to
15325 convert_for_assignment.
15326 (constructor_nonconst): New.
15327 (struct constructor_stack): Add nonconst element.
15328 (really_start_incremental_init, push_init_level, pop_init_level):
15329 Handle constructor_nonconst and nonconst element.
15330 (set_init_index): Call constant_expression_warning for array
15332 (output_init_element): Fold value. Set constructor_nonconst as
15333 applicable. pedwarn for initializers not constant expressions.
15334 Update call to digest_init. Call constant_expression_warning
15335 where constant initializers are required.
15336 (process_init_element): Use c_save_expr.
15337 (c_finish_goto_ptr): Fold expression.
15338 (c_finish_return): Fold return value. Update call to
15339 convert_for_assignment.
15340 (c_start_case): Fold switch expression.
15341 (c_process_expr_stmt): Fold expression.
15342 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15343 ensure statement expression is not evaluated in constant expression.
15344 (build_binary_op): Track whether results are integer constant
15345 expressions or may occur in such, disable folding and wrap results
15346 as applicable. Fold operands for -Wsign-compare warnings unless
15348 (c_objc_common_truthvalue_conversion): Handle results folded to
15349 integer constants that are not integer constant expressions.
15350 * doc/extend.texi: Document when typeof operands are evaluated,
15351 that condition of __builtin_choose_expr is an integer constant
15352 expression, and more about use of __builtin_constant_p in
15355 2009-03-29 Richard Guenther <rguenther@suse.de>
15357 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15358 propagate addresses of array references.
15360 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15362 * regmove.c (perhaps_ends_bb_p): Remove.
15363 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15364 from INSN and check that the main loop stays within that basic block.
15365 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15366 (regmove_forward_pass): Split out from regmove_optimize. Use
15367 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15368 (regmove_backward_pass): Split out from regmove_optimize. Use
15369 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15370 (regmove_optimize): Simplify.
15372 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15375 * config/i386/i386.c (classify_argument): Ignore flexible array
15376 member in struct and warn ABI change.
15378 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15380 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15382 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15383 (ix86_adjust_cost): Updated.
15385 2009-03-29 Jan Hubicka <jh@suse.cz>
15387 PR middle-end/28850
15388 * tree-pass.h (pass_cleanup_eh): New function.
15389 (remove_unreachable_regions): Break code handling RTL
15390 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15391 that can not be reached by runtime.
15392 (can_be_reached_by_runtime): New function.
15393 (label_to_region_map): New function.
15394 (num_eh_regions): New function.
15395 (rtl_remove_unreachable_regions): New function.
15396 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15397 (remove_eh_region): New function.
15398 * except.h: Include sbitmap and vecprim.
15399 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15400 num_eh_regions): Declare.
15401 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15402 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15403 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15404 (tree_empty_eh_handler_p): New function.
15405 (cleanup_empty_eh): New function.
15406 (cleanup_eh): New function.
15407 (pass_cleanup_eh): New function.
15409 2009-03-29 Jan Hubicka <jh@suse.cz>
15411 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15412 for removed regions.
15414 2009-03-29 Jan Hubicka <jh@suse.cz>
15416 * except.c (dump_eh_tree): Dump all datastructures.
15418 2009-03-29 Jan Hubicka <jh@suse.cz>
15420 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15421 (duplicate_eh_regions_1): Likewise.
15422 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15423 vector; call EH verification.
15424 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15425 Be ready for region being removed.
15427 2009-03-29 Jan Hubicka <jh@suse.cz>
15429 * bitmap.c (bitmap_last_set_bit): New function.
15430 * bitmap.h (bitmap_last_set_bit): Declare.
15432 2009-03-29 David Ayers <ayers@fsfe.org>
15435 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15436 by calling objc_compare_types and surpress warnings about
15437 incompatible C pointers that are compatible ObjC pointers.
15439 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15441 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15442 call initialize_inline_failed.
15443 (initialize_inline_failed): Move it from here ...
15444 * cgraph.c (initialize_inline_failed): ... to here.
15445 (cgraph_create_edge): Call initialize_inline_failed rather than
15446 setting inline_failed directly.
15448 2009-03-29 Ben Elliston <bje@au.ibm.com>
15451 * sysv4.opt (msdata): Improve comment.
15452 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15453 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15455 2009-03-29 Ben Elliston <bje@au.ibm.com>
15458 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15459 load and store attributes.
15461 2009-03-29 Ben Elliston <bje@au.ibm.com>
15463 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15464 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15465 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15466 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15467 __builtin_infq and __builtin_huge_valq.
15469 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15471 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15473 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15474 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15476 2009-03-28 Xinliang David Li <davidxl@google.com>
15478 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15479 (do_dbg_cnt): New function.
15481 2009-03-28 Jan Hubicka <jh@suse.cz>
15483 Merge from pretty-ipa:
15485 2009-03-27 Jan Hubicka <jh@suse.cz>
15487 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15488 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15489 * passes.c (function_called_by_processed_nodes_p): New.
15490 * ipa-pure-const.c (check_call): Fix handling of operands.
15491 (analyze_function): Dump debug output for skipped bodies.
15492 (local_pure_const): Use function_called_by_processed_nodes_p.
15493 * dwarf2out.c (reference_to_unused): Use output.
15494 * passes.c (do_per_function_toporder): Likewise.
15496 2008-11-12 Jan Hubicka <jh@suse.cz>
15498 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15499 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15500 state_set_in_source enum
15501 (check_decl): Ignore memory tags; do not set fake looping flags;
15503 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15504 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15505 (check_call, analyze_function): Rewrite.
15507 (add_new_function): Update call of analyze_function.
15508 (generate_summary): Add call of analyze_function.
15509 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15510 (local_pure_const): New function.
15511 (pass_local_pure_const): New pass.
15512 * ipa-inline.c (inline_transform): Set after_inlining.
15513 * tree-eh.c (stmt_can_throw_external): New.
15514 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15515 work with aliasing built.
15516 * tree-flow.h (stmt_can_throw_external): New.
15517 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15518 and local pure/const pass in early and late optimization queue.
15520 2009-03-28 Martin Jambor <mjambor@suse.cz>
15522 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15524 (fold_binary): Allow function decl aligment consideration is the
15525 second argument is integer constant one.
15526 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15527 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15528 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15530 2009-03-28 Jan Hubicka <jh@suse.cz>
15532 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15533 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15534 * function.h (rtl_data): Add nothrow flag.
15535 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15536 set DECL_NOTHROW for AVAILABLE functions.
15538 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15540 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15541 following vector keyword has expansion starting with pixel or bool
15542 keyword, expand vector to __vector and pixel or bool to __pixel or
15546 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15547 warn_if_disallowed_function_p): Removed.
15548 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15549 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15550 warning_if_disallowed_function_p.
15551 * flags.h (warn_if_disallowed_function_p,
15552 warn_disallowed_functions): Removed.
15553 * common.opt (Wdisallowed-function-list=): Removed.
15554 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15556 2009-03-28 Richard Guenther <rguenther@suse.de>
15558 PR tree-optimization/38723
15559 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15562 2009-03-28 Jan Hubicka <jh@suse.cz>
15564 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15565 test introduced by my previous patch.
15567 2009-03-28 Richard Guenther <rguenther@suse.de>
15569 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15570 the PHIs value undefined.
15572 2009-03-28 Jan Hubicka <jh@suse.cz>
15574 * tree-pass.h (pass_fixup_cfg): New pass.
15575 * ipa-inline.c (inline_transform): Set
15576 always_inline_functions_inlined/after_inlining.
15577 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15578 (pass_fixup_cfg): New pass.
15579 * passes.c (init_optimization_passes): Add fixup_cfg.
15581 2009-03-28 Richard Guenther <rguenther@suse.de>
15583 PR tree-optimization/38458
15584 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15585 argument use the arguments copy-of value.
15587 2009-03-28 Richard Guenther <rguenther@suse.de>
15589 PR tree-optimization/38180
15590 * tree-ssa-ccp.c (get_default_value): Simplify.
15591 (likely_value): Likewise.
15592 (surely_varying_stmt_p): Properly handle VOP case.
15593 (ccp_initialize): Likewise.
15594 (ccp_fold): Handle propagating through *&.
15595 (fold_const_aggregate_ref): Also handle decls.
15597 2009-03-28 Jan Hubicka <jh@suse.cz>
15599 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15600 * cgraph.h (cgraph_node): Likewise.
15601 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15602 (cgraph_reset_node): Use process flag.
15603 (cgraph_mark_functions_to_output): Likewise.
15604 (cgraph_expand_function): Likewise.
15605 (cgraph_expand_all_functions): Likewise.
15606 (cgraph_output_in_order): Likewise.
15607 * dwarf2out.c (reference_to_unused): Likewise.
15608 * passes.c do_per_function_toporder): Likewise.
15610 2009-03-28 Jan Hubicka <jh@suse.cz>
15612 Bring from lto-branch:
15614 2008-09-03 Doug Kwan <dougkwan@google.com>
15616 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15617 enums instead of reason strings.
15618 * cgraph.c (cgraph_create_edge): Same.
15619 (cgraph_inline_failed_string): New function.
15620 * cgraph.h (cgraph_inline_failed_t): New enum type.
15621 (cgraph_inline_failed_string): New prototype.
15622 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15623 char pointer to cgraph_inline_failed_t.
15624 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15625 (cgraph_default_inline_p): Ditto.
15626 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15627 to cgraph_inline_failed_t pointer.
15628 * cif-code.def: New file.
15629 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15631 (cgraph_check_inline_limits): Change type of REASON to pointer to
15632 cgraph_inline_failed_t. Replace reason strings with enums.
15633 (cgraph_default_inline_p): Ditto.
15634 (cgraph_recursive_inlining_p): Ditto.
15635 (update_caller_keys): Change type of FAILED_REASON to
15636 cgraph_inline_failed_t.
15637 (cgraph_set_inline_failed): Change type of REASON to pointer to
15638 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15639 convert enums to strings for text output.
15640 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15641 to be of type cgraph_inline_failed_t. Replace reason strings with
15642 enums. Call cgraph_inline_failed_string to covert enums
15643 to strings for text output.
15644 (cgraph_decide_inlining): Replace reason strings with enums.
15645 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15646 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15648 * tree-inline.c (expand_call_inline): Change type of REASON
15649 to cgraph_inline_failed_t. Replace reason strings with enums.
15650 Call cgraph_inline_failed_string for text output.
15651 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15654 2009-03-28 Jan Hubicka <jh@suse.cz>
15656 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15657 cgraph_clone_node): Remove master clone handling.
15658 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15659 * cgraph.h (master_clone): Remove.
15660 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15661 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15662 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15664 2009-03-28 Jan Hubicka <jh@suse.cz>
15666 * cgraph.c (cgraph_function_body_availability): Functions declared
15667 inline are always safe to assume that it is not going to be replaced.
15669 2009-03-28 Richard Guenther <rguenther@suse.de>
15671 PR tree-optimization/38513
15672 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15673 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15674 EXC_PTR_EXPR and FILTER_EXPR.
15675 (get_ref_from_reference_ops): Likewise.
15677 2009-03-28 Richard Guenther <rguenther@suse.de>
15679 PR tree-optimization/38968
15680 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15681 Use FLOOR_MOD_EXPR to compute misalignment.
15683 2009-03-28 Richard Guenther <rguenther@suse.de>
15685 PR tree-optimization/37795
15686 * tree.h (combine_comparisons): Declare.
15687 * fold-const.c (combine_comparisons): Export.
15688 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15690 (ifcombine_iforif): Use combine_comparisons.
15692 2009-03-28 Jan Hubicka <jh@suse.cz>
15694 * tree-eh.c (inlinable_call_p): New function.
15695 (make_eh_edges): Use it.
15696 (verify_eh_edges): Use it.
15697 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15698 * except.c (reachable_next_level): Add inlinable_function argument
15699 (sjlj_find_directly_reachable_regions): Update.
15700 (add_reachable_handler): Do not set saw_any_handlers.
15701 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15702 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15703 Add new inlinable call parameter.
15704 (can_throw_internal, can_throw_external): Update.
15705 * except.h (can_throw_internal_1, can_throw_external_1,
15706 foreach_reachable_handler): Update declaration.
15708 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15710 * config/arm/t-arm-coff, config/h8300/coff.h,
15711 config/i386/i386-aout.h, config/i386/i386-coff.h,
15712 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15713 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15714 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15715 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15716 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15717 sys-types.h: Remove.
15718 * Makefile.in: Remove protoize and fixproto support and references
15720 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15721 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15723 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15724 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15725 unprotoize$(exeext).
15726 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15727 (.PHONY): Don't depend on proto.
15728 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15729 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15730 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15731 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15732 build/gen-protos.o, build/scan.o, xsys-protos.h,
15733 build/fix-header$(build_exeext), build/fix-header.o,
15734 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15735 stmp-install-fixproto): Remove.
15736 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15737 SYSCALLS.c or fixproto files.
15738 (install-common): Don't install protoize.
15739 (install-headers-tar, install-headers-cpio, install-headers-cp):
15740 Don't depend on $(STMP_FIXPROTO).
15741 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15742 install fixproto files or write out fixproto settings.
15743 (uninstall): Don't uninstall protoize.
15744 * config.gcc (use_fixproto): Remove.
15745 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15746 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15747 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15748 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15749 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15750 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15751 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15752 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15753 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15754 * config/t-vxworks (STMP_FIXPROTO): Remove.
15755 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15756 STMP_FIXPROTO): Remove.
15757 * config.in, configure: Regenerate.
15758 * crtstuff.c (gid_t, uid_t): Don't undefine.
15759 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15760 (arm-*-coff, arm-*-aout: Remove target entries.
15761 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15762 Remove mention of AIX 4.1.
15763 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15764 * doc/invoke.texi (Running Protoize): Remove.
15765 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15766 (Protoize Caveats): Remove.
15767 * tsystem.h: Update comments on headers assumed to exist.
15769 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15771 * genautomata.c: Add a new year to the copyright. Add a new
15773 (struct insn_reserv_decl): Add comments for member bypass_list.
15774 (find_bypass): Remove.
15775 (insert_bypass): New.
15776 (process_decls): Use insert_bypass.
15777 (output_internal_insn_latency_func): Output all bypasses with the
15778 same input insn in one switch case.
15780 * rtl.def (define_bypass): Describe bypass choice.
15781 * doc/md.texi (define_bypass): Ditto.
15783 2009-03-27 Richard Guenther <rguenther@suse.de>
15785 * gimplify.c (mark_addressable): Export.
15786 * tree-flow.h (mark_addressable): Declare.
15787 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15788 * tree-ssa.c (verify_phi_args): Verify that address taken
15789 variables have TREE_ADDRESSABLE set.
15791 2009-03-27 Richard Guenther <rguenther@suse.de>
15793 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15794 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15795 Do not mark decls TREE_ADDRESSABLE.
15796 (build_fold_addr_expr): Adjust.
15797 (fold_addr_expr): Remove.
15798 (fold_unary): Use build_fold_addr_expr.
15799 (fold_comparison): Likewise.
15800 (split_address_to_core_and_offset): Likewise.
15801 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15803 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15804 (gimplify_modify_expr_to_memcpy): Mark source and destination
15806 * omp-low.c (create_omp_child_function): Mark the object decl
15808 (lower_rec_input_clauses): Mark the var we take the address of
15810 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15812 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15814 PR middle-end/39315
15815 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15816 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15818 2009-03-27 Richard Guenther <rguenther@suse.de>
15820 PR tree-optimization/39120
15821 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15823 (handle_lhs_call): Process return constraints. Add escape
15824 constraints if necessary.
15825 (handle_const_call): Fill out return constraints. Make nested
15826 case more precise. Avoid consttmp if possible.
15827 (handle_pure_call): Fill out return constraints. Avoid
15828 callused if possible.
15829 (find_func_aliases): Simplify call handling.
15831 2009-03-27 Richard Guenther <rguenther@suse.de>
15833 PR tree-optimization/39120
15834 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15835 as a representative.
15836 (solve_graph): Do propagate CALLUSED.
15837 (handle_pure_call): Use a scalar constraint from CALLUSED for
15839 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15842 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15845 * c-common.c (handle_aligned_attribute): Properly check alignment
15846 overflow. Use (1U << i) instead of (1 << i).
15848 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15850 * expr.h (get_mem_align_offset): Updated.
15852 * tree.h (tree_decl_common): Change align to "unsigned int" and
15853 move it before pointer_alias_set.
15855 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15856 Jakub Jelinek <jakub@redhat.com>
15859 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15860 gr_register_operand with gr_reg_or_0_operand.
15861 (cmpxchg_rel_di): Likewise.
15862 (sync_lock_test_and_set<mode>): Likewise.
15864 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15866 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15867 (true_regnum): Likewise.
15869 * rtlanal.c (subreg_info): Moved to ...
15870 * rtl.h (subreg_info): Here. New.
15871 (subreg_get_info): New.
15873 * rtlanal.c (subreg_get_info): Make it extern.
15875 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15878 * config/i386/i386.c (ix86_abi): New.
15879 (override_options): Handle -mabi=.
15880 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15881 (ix86_call_abi_override): Likewise.
15882 (init_cumulative_args): Likewise.
15883 (function_arg_advance): Likewise.
15884 (function_arg_64): Likewise.
15885 (function_arg): Likewise.
15886 (ix86_pass_by_reference): Likewise.
15887 (ix86_function_value_regno_p): Likewise.
15888 (ix86_build_builtin_va_list_abi): Likewise.
15889 (setup_incoming_varargs_64): Likewise.
15890 (is_va_list_char_pointer): Likewise.
15891 (ix86_init_machine_status): Likewise.
15892 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15893 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15894 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15895 (ix86_function_abi): Make it static and return enum calling_abi.
15896 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
15898 (ix86_fn_abi_va_list): Updated.
15900 * config/i386/i386.h (ix86_abi): New.
15901 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
15902 (CONDITIONAL_REGISTER_USAGE): Likewise.
15903 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
15904 (machine_function): Likewise.
15906 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
15908 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
15909 (STACK_BOUNDARY): Likewise.
15910 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
15912 * config/i386/i386.opt (mabi=): New.
15914 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
15915 return enum calling_abi.
15916 (ix86_function_type_abi): Likewise.
15917 (ix86_function_abi): Removed.
15919 * doc/invoke.texi: Document -mabi= option for x86.
15921 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15923 * builtins.c (real_dconstp): Delete.
15924 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
15926 2009-03-27 Dodji Seketeli <dodji@redhat.com>
15927 Jakub Jelinek <jakub@redhat.com>
15930 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
15931 (gen_subprogram_die): When a function is explicit, generate the
15932 DW_AT_explicit attribute.
15933 * langhooks.h (struct lang_hooks_for_decls): Add
15934 function_decl_explicit_p langhook.
15935 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
15936 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
15938 2009-03-27 Jakub Jelinek <jakub@redhat.com>
15940 * builtins.c (fold_builtin_memory_op): Optimize memmove
15941 into memcpy if we can prove source and destination don't overlap.
15943 * tree-inline.c: Include gt-tree-inline.h.
15944 (clone_fn_id_num): New variable.
15945 (clone_function_name): New function.
15946 (tree_function_versioning): Use it.
15947 * Makefile.in (GTFILES): Add tree-inline.c.
15949 2009-03-27 Mark Mitchell <mark@codesourcery.com>
15951 * BASE-VER: Change to 4.5.0.
15953 2009-03-27 Xinliang David Li <davidxl@google.com>
15955 PR tree-optimization/39557
15956 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
15958 2009-03-27 Xinliang David Li <davidxl@google.com>
15960 PR tree-optimization/39548
15961 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
15964 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15966 * c-common.c (pointer_int_sum): Use %wd on return from
15969 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15971 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
15972 on return from tree_low_cst.
15974 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
15977 * ginclude/stdarg.h (va_copy): Define also for
15978 __GXX_EXPERIMENTAL_CXX0X__.
15980 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15983 * builtins.h (c_strlen): Do not warn here.
15984 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15985 * c-common.c (pointer_int_sum): Take an explicit location.
15986 Warn about offsets out of bounds.
15987 * c-common.h (pointer_int_sum): Adjust declaration.
15989 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15991 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
15994 2009-03-26 Jakub Jelinek <jakub@redhat.com>
15997 * opts.c (warn_if_disallowed_function_p): Don't assume
15998 get_callee_fndecl must return non-NULL.
16000 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16002 PR rtl-optimization/39522
16003 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16004 when reg_reloaded_valid is set.
16006 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16008 * config/spu/divv2df3.c: New file.
16009 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
16010 (DPBIT_FUNCS): Filter out _div_df.
16012 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
16014 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
16015 a jump insn, count that jump in the distance to the loop start.
16017 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16020 * config/sh/sh.c (calc_live_regs): Fix condition for global
16021 registers except PIC_OFFSET_TABLE_REGNUM.
16023 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16026 * doc/invoke.texi (-mconsole): New.
16028 (-mno-cygwin): New.
16030 (-mnop-fun-dllimport): New.
16034 (sub section "i386 and x86-64 Windows Options"): New.
16036 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16038 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16039 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16041 2009-03-25 Richard Guenther <rguenther@suse.de>
16043 PR middle-end/39497
16044 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16047 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16049 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16050 neither of haifa/selective schedulers are working.
16052 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16054 * doc/invoke.texi (Debugging Options): Fix description of
16055 -fno-merge-debug-strings.
16057 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16059 * config/cris/libgcc.ver: New version-script.
16060 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16062 * configure.ac <GAS features, nop mnemonic>: Add pattern
16063 crisv32-*-* for "nop".
16064 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16065 * configure: Regenerate.
16067 2009-03-24 Ira Rosen <irar@il.ibm.com>
16069 PR tree-optimization/39529
16070 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16071 mark_sym_for_renaming for the tag copied to the new vector
16074 2009-03-24 Arthur Loiret <aloiret@debian.org>
16076 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
16077 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
16078 EXTRA_SPEC_FUNCTIONS.
16079 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
16080 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
16081 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
16082 -march and -mtune options.
16084 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
16086 * config/m68k/t-rtems: Add m5329 multilib.
16088 2009-03-24 Dodji Seketeli <dodji@redhat.com>
16089 Jakub Jelinek <jakub@redhat.com>
16092 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
16095 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16098 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
16099 instead of c_parser_expression_conv, if original_code isn't one of the
16100 4 allowed comparison codes, fail.
16102 2009-03-23 Richard Guenther <rguenther@suse.de>
16104 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
16105 * tree.h (struct tree_type): Likewise.
16106 * reload.h (struct insn_chain): Likewise.
16107 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
16108 * function.h (struct function): Likewise.
16109 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
16111 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16113 PR tree-optimization/39516
16114 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
16116 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
16118 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
16119 should be set true if BITS_PER_WORD of target is bigger than 32
16121 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
16123 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
16124 Translate -B-options to -rpath-link. Correct existing
16125 rpath-link and conditionalize on !nostdlib.
16127 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16129 * doc/extend.texi (Function Attributes, Variable Attributes):
16131 * doc/invoke.texi (Debugging Options, Optimize Options)
16132 (i386 and x86-64 Options, MCore Options): Likewise.
16134 2009-03-20 Jakub Jelinek <jakub@redhat.com>
16137 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
16138 it for block local namespace aliases.
16139 (gen_decl_die): Pass context_die to gen_namespace_die.
16141 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16144 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
16145 minimum or maximum value.
16147 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
16149 * reginfo.c (globalize_reg): Recompute derived reg sets.
16151 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
16154 * libgcc2.c (mprotect): Do not use signed arguments for
16155 VirtualProtect, use DWORD arguments. Also fix the 'may
16156 be used uninitialized' warning for the np variable.
16158 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16161 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
16162 functions using regparm calling conventions when not optimizing.
16163 (ix86_function_sseregparm): Similarly for sseregparm calling
16166 2009-03-19 Li Feng <nemokingdom@gmail.com>
16168 PR middle-end/39500
16169 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
16170 dependence if the first conflict is after niter iterations.
16172 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
16174 PR middle-end/38609
16175 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
16176 functions with dynamic stack-pointer adjustments.
16178 2009-03-19 Ben Elliston <bje@au.ibm.com>
16180 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
16181 option; change to -msdata=data.
16183 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16185 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
16188 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
16191 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
16193 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
16195 * doc/invoke.texi (Code Gen Options): Expand discussion of
16198 2009-03-18 Jakub Jelinek <jakub@redhat.com>
16200 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
16201 * matrix-reorg.c (struct matrix_info): Likewise.
16202 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
16203 * rtl.h (struct mem_attrs): Likewise.
16204 * df.h (struct df): Likewise.
16205 * tree-data-ref.h (struct data_dependence_relation): Likewise.
16206 * ira-int.h (struct ira_allocno): Likewise.
16207 * df-scan.c (struct df_collection_rec): Likewise.
16208 * ira.c (struct equivalence): Likewise.
16209 * function.c (struct temp_slot): Likewise.
16210 * cfgloop.h (struct loop): Likewise.
16213 * function.c (use_register_for_decl): When not optimizing, disregard
16214 register keyword for variables with types containing methods.
16216 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
16218 PR middle-end/39447
16219 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
16220 (is_simple_operand): Call contains_component_ref_p before calling data
16221 reference analysis that would fail on COMPONENT_REFs.
16223 * tree-vrp.c (search_for_addr_array): Fix formatting.
16225 2009-03-18 Richard Guenther <rguenther@suse.de>
16227 * tree-vect-transform.c (vect_loop_versioning): Fold the
16228 generated comparisons.
16229 * tree-vectorizer.c (set_prologue_iterations): Likewise.
16230 (slpeel_tree_peel_loop_to_edge): Likewise.
16232 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16234 PR middle-end/37805
16235 * opts.c (print_specific_help): In addition to `undocumented',
16236 accept `separate' and `joined' flags if passed alone. Describe
16237 output by the first matched one of those.
16238 (common_handle_option): Skip over empty strings.
16239 * gcc.c (display_help): Fix help string for `--help='.
16240 * doc/invoke.texi (Option Summary, Overall Options): With
16241 `--help=', classes and qualifiers can both be repeated, but
16242 only the latter can be negated. One should not pass only
16243 negated qualifiers. Fix markup and examples.
16246 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16247 PR middle-end/37805
16248 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16249 and -fhelp=separate.
16251 2009-03-17 Jing Yu <jingyu@google.com>
16253 PR middle-end/39378
16254 * function.h (struct rtl_data): Move is_thunk from here...
16255 (struct function): ...to here.
16256 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16257 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16259 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16261 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16262 (alpha_output_function_end_prologue): Likewise.
16263 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16264 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16265 (rs6000_output_function_epilogue): Likewise.
16266 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16268 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16271 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16272 from different units in a single alternative.
16273 (*truncdfsf_i387): Ditto.
16274 (*truncxfsf2_mixed): Ditto.
16275 (*truncxfdf2_mixed): Ditto.
16277 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16279 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16280 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16283 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16284 unused non-artificial variables when not optimizing.
16287 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16288 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16289 NAMESPACE_DECL in its DECL_INITIAL.
16291 PR middle-end/39443
16292 * optabs.c (set_user_assembler_libfunc): New function.
16293 * expr.h (set_user_assembler_libfunc): New prototype.
16294 * c-common.c: Include libfuncs.h.
16295 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16296 for memcmp, memset, memcpy, memmove and abort.
16297 * Makefile.in (c-common.o): Depend on libfuncs.h.
16300 * dwarf2out.c (gen_inlined_enumeration_type_die,
16301 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16302 gen_tagged_type_instantiation_die): Removed.
16303 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16306 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16309 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16311 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16312 (check-parallel-%): Ditto.
16313 (check-consistency): Ditto.
16315 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16317 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16318 local variable rhs by NULL_TREE.
16320 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16323 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16325 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16328 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16330 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16333 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16334 for ms->sysv ABI calls only in 64bit mode.
16336 * config/i386/i386.md (untyped_call): Support 32bit.
16338 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16340 * doc/extend.texi: Replace x86_65 with x86_64.
16342 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16344 PR tree-optimization/39455
16345 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16346 mismatches for POINTER_TYPE_P (type).
16347 (number_of_iterations_le): Likewise.
16349 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16351 * config/picochip/picochip.c: Removed profiling support.
16352 * config/picochip/picochip.md: Removed profiling instruction.
16353 * config/picochip/picochip.h: Removed profiling builtin.
16355 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16357 * doc/install.texi (--with-host-libstdcxx): Document.
16359 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16362 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16363 generate a warning if the function name does not begin with
16364 "__vector" and the function has either the 'signal' or 'interrupt'
16365 attribute, from here to ...
16366 (avr_declare_function_name): ...here. New function.
16367 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16368 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16370 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16373 * cse.c (fold_rtx): Don't modify original const_arg1 when
16374 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16375 separate variable instead.
16376 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16377 from out of range shift counts.
16378 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16380 2009-03-13 Catherine Moore <clm@codesourcery.com>
16382 * config/i386/x-mingw32 (host-mingw32.o): Replace
16383 diagnostic.h with $(DIAGNOSTIC_H).
16385 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16388 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16390 * config/i386/sync.md (sync_compare_and_swap<mode>,
16391 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16392 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16394 (sync_double_compare_and_swapdi_pic,
16395 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16396 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16398 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16401 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16403 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16406 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16407 (avx_addsubv4df3): Likewise.
16408 (*avx_addsubv4sf3): Likewise.
16409 (sse3_addsubv4sf3): Likewise.
16411 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16414 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16416 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16419 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16420 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16421 registers for allocnos created from user-defined variables.
16423 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16426 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16427 of non-integer mode as well.
16429 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16431 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16432 for functions for which the parameter types are unknown.
16434 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16437 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16438 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16439 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16440 * config/i386/i386.c (ix86_local_alignment): For
16441 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16442 long long variables on the stack to avoid dynamic realignment.
16443 Allow the first argument to be a decl rather than type.
16444 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16446 2009-03-11 Nick Clifton <nickc@redhat.com>
16449 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16451 Add description to mno-lsim option.
16452 * config/mcore/mcore.h: Remove comment about deprecated m4align
16454 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16455 * doc/invoke.texi: Add description of mno-lsim and
16456 mstack-increment options.
16458 * config/fr30/fr30.opt: Document the -mno-lsim option.
16459 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16460 and -mno-lsim options.
16462 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16464 * fold-const.c (fold_comparison): Only call fold_inf_compare
16465 if the mode supports infinities.
16467 2009-03-11 Jason Merrill <jason@redhat.com>
16470 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16471 end already did. Notice GIMPLE_CALL modifications of the result.
16472 Don't copy debug information from an ignored decl or a decl from
16475 2009-03-10 Richard Guenther <rguenther@suse.de>
16476 Nathan Froyd <froydnj@codesourcery.com>
16478 PR middle-end/37850
16479 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16480 (__divMODE3): Likewise.
16482 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16484 PR tree-optimization/39394
16485 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16486 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16488 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16490 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16491 inline asms for register asm ("") declarations.
16493 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16495 * fold-const.c (fold_unary): Fix comment.
16497 2009-03-07 Jan Hubicka <jh@suse.cz>
16500 * tree-inline.c (setup_one_parameter): Do replacement of const
16501 argument by constant in SSA form.
16503 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16505 PR middle-end/38028
16506 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16507 determine alignment passed to assign_stack_local.
16508 (assign_parms_unsplit_complex): Likewise.
16509 * except.c (sjlj_build_landing_pads): Likewise.
16511 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16513 PR middle-end/39360
16514 * tree-flow.h (add_referenced_var): Return bool instead of void.
16515 * tree-dfa.c (add_referenced_var): Return result of
16516 referenced_var_check_and_insert call.
16517 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16518 of referenced_var_check_and_insert.
16521 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16522 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16523 DIE, don't emit it if abstract origin already has it.
16524 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16525 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16527 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16529 * genpreds.c (needs_variable): Fix parentheses at variable name
16531 (write_tm_constrs_h): Indent generated code.
16533 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16535 * doc/extend.texi (Function Attributes): Add documentation
16536 for isr attributes.
16538 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16541 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16542 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16544 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16546 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16549 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16552 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16553 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16555 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16557 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16558 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16559 constants instead of magic numbers.
16560 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16562 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16563 (x86_64_ms_abi_int_parameter_registers): Ditto.
16564 (x86_64_int_return_registers): Ditto.
16565 (ix86_maybe_switch_abi): Ditto.
16566 (ix86_expand_call): Ditto for clobbered_registers array.
16567 (ix86_hard_regno_mode_ok): Ditto.
16568 (x86_extended_QIreg_mentioned_p): Ditto.
16570 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16572 PR tree-optimization/39349
16573 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16575 * combine.c (gen_lowpart_for_combine): Use omode when generating
16578 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16580 PR rtl-optimization/39235
16581 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16583 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16585 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16587 2009-03-04 Richard Guenther <rguenther@suse.de>
16589 PR tree-optimization/39362
16590 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16591 that occur in abnormal PHIs should be varying.
16593 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16595 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16597 (simple_iv): Take loop as an argument instead of statement.
16598 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16599 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16601 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16603 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16604 * matrix-reorg.c (analyze_transpose): Ditto.
16605 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16606 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16607 * tree-predcom.c (ref_at_iteration): Ditto.
16608 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16610 2009-03-04 Richard Guenther <rguenther@suse.de>
16612 PR tree-optimization/39358
16613 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16614 escaped_id and callused_id.
16615 (solve_graph): Likewise.
16617 2009-03-04 Richard Guenther <rguenther@suse.de>
16619 PR tree-optimization/39339
16620 * tree-sra.c (try_instantiate_multiple_fields): Make it
16621 no longer ICE on the above.
16623 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16625 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16626 that fits within Pmode.
16628 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16630 PR middle-end/10109
16631 * tm.texi (LIBCALL_VALUE): Update description.
16633 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16635 PR middle-end/34443
16636 * doc/extend.texi (section): Update description.
16638 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16640 PR middle-end/39345
16641 * tree-inline.c (remapped_type): New.
16642 (can_be_nonlocal): Call remapped_type instead of remap_type.
16644 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16647 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16648 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16650 2009-03-03 Richard Guenther <rguenther@suse.de>
16652 PR middle-end/39272
16653 * tree.c (tree_nonartificial_location): New function.
16654 * tree.h (tree_nonartificial_location): Declare.
16655 * builtins.c (expand_builtin_memory_chk): Provide location
16656 of the call location for artificial function pieces.
16657 (maybe_emit_chk_warning): Likewise.
16658 (maybe_emit_sprintf_chk_warning): Likewise.
16659 (maybe_emit_free_warning): Likewise.
16660 * expr.c (expand_expr_real_1): Likewise.
16662 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16664 PR tree-optimization/39343
16665 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16666 COMPONENT_REF t has ARRAY_TYPE.
16668 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16670 PR middle-end/39335
16671 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16672 when the type precision of the induction variable should be
16673 larger than the type precision of nit.
16674 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16675 * graphite.c (graphite_loop_normal_form): Same.
16676 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16678 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16680 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16681 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16682 numbers to describe clobbered registers.
16683 (*call_value_0_rex64_ms_sysv): Ditto.
16684 * config/i386/mmx.md (mmx_emms): Ditto.
16685 (mmx_femms): Ditto.
16687 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16689 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16692 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16694 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16695 (spu_section_type_flags): New function.
16697 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16699 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16700 reg_class_contents of FLOAT_REGS into a temporary.
16702 2009-03-02 Richard Guenther <rguenther@suse.de>
16703 Ira Rosen <irar@il.ibm.com>
16705 PR tree-optimization/39318
16706 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16707 information to the vectorized statement.
16709 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16711 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16712 variable. Use defined names instead of magic constants for REX SSE
16715 2009-03-01 Richard Guenther <rguenther@suse.de>
16717 PR tree-optimization/39331
16718 * omp-low.c (lower_send_shared_vars): Do not receive new
16719 values for the reference of DECL_BY_REFERENCE parms or results.
16721 2009-03-01 Jan Hubicka <jh@suse.cz>
16724 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16725 BLOCK_NONLOCALIZED_VAR): New macros.
16726 (tree_block): Add nonlocalized_vars.
16727 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16728 gen_decl_die): Add origin argument. Allow generation of die with
16729 origin at hand only.
16730 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16731 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16733 (gen_block_die): Fix checking for unused blocks.
16734 (process_scope_var): Break out from .... ; work with origins only.
16735 (decls_for_scope) ... here; process nonlocalized list.
16736 (dwarf2out_ignore_block): Look for nonlocalized vars.
16737 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16739 (dump_scope_block): Dump them.
16740 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16741 (remap_block): Likewise.
16742 (can_be_nonlocal): New predicate.
16743 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16745 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16747 * configure: Regenerate.
16749 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16751 * optc-gen.awk: No need to duplicate option flags twice.
16752 Reuse help texts for duplicate options which do not have any.
16754 * gcc.c (display_help): Document --version.
16756 * gcc.c (main): If print_help_list and verbose_flag, ensure
16757 driver output comes before subprocess output.
16759 * optc-gen.awk: Assign all remaining fields to help string,
16760 space-separated, for multi-line help in *.opt.
16762 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16763 -Wno-pedantic-ms-format is for MinGW targets only.
16765 * doc/options.texi (Option file format): Fix bad indentation,
16766 restoring dropped sentence.
16768 2009-02-28 Jan Hubicka <jh@suse.cz>
16770 * tree-inline.c (tree_function_versioning): Output debug info.
16772 2009-02-28 Jan Hubicka <jh@suse.cz>
16775 * tree-inline.c (setup_one_parameter): Do not copy propagate
16776 arguments when not optimizing.
16778 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16781 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16782 (avx_addsubv4df3): Likewise.
16783 (*avx_addsubv4sf3): Likewise.
16784 (sse3_addsubv4sf3): Likewise.
16785 (*avx_addsubv2df3): Likewise.
16786 (sse3_addsubv2df3): Likewise.
16787 (avx_unpckhps256): Correct item selectors.
16788 (avx_unpcklps256): Likewise.
16789 (avx_unpckhpd256): Likewise.
16790 (avx_unpcklpd256): Likewise.
16792 2009-02-28 Jan Hubicka <jh@suse.cz>
16794 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16796 (copy_arguments_for_versioning): If var is declared don't declare it.
16797 (tree_function_versioning): First setup substitutions and then copy
16800 2009-02-27 Jan Hubicka <jh@suse.cz>
16803 * cgraph.h (varpool_output_debug_info): Remove.
16804 * cgraphunit.c (varpool_output_debug_info): Remove.
16805 * dwarf2out.c (deferred_locations_struct): New struct
16806 (deferred_locations): New type.
16807 (deferred_locations_list): New static var.
16808 (deffer_location): New function.
16809 (gen_variable_die): Use it.
16810 (decls_for_scope): Output info on local static vars.
16811 (dwarf2out_finish): Process deferred locations.
16812 * varpool.c (varpool_output_debug_info): Remove.
16814 2009-02-27 Jan Hubicka <jh@suse.cz>
16817 * tree.h (TREE_PROTECTED): Fix comment.
16818 (BLOCK_HANDLER_BLOCK): Remove.
16819 (struct tree_block): Remove handler_block add body_block.
16820 (inlined_function_outer_scope_p): New.
16821 (is_body_block): Remove.
16822 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16823 * dwarf2out.c (is_inlined_entry_point): Remove.
16824 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16825 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16827 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16828 * gimplify.c (gimplify_expr): Gimplify body blocks.
16829 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16830 block with multiple subblocks.
16831 (dump_scope_block): Prettier output; dump more flags and info.
16832 (dump_scope_blocks): New.
16833 (remove_unused_locals): Use dump_scope_blocks.
16834 * tree-flow.h (dump_scope_blocks): Declare.
16835 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16836 * stmt.c (is_body_block): Remove.
16837 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16838 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16840 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16842 PR middle-end/39308
16843 * graphite.c (graphite_loop_normal_form): Do not call
16844 number_of_iterations_exit from a gcc_assert.
16846 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16848 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16849 jumps if COND is NULL.
16850 (find_cond_jump): New function.
16851 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16852 * config/s390/s390.md: Remove z10_cobra attribute value.
16854 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16856 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16857 force_const_mem returns NULL_RTX.
16859 2009-02-26 Jan Hubicka <jh@suse.cz>
16862 * cgraph.h (varpool_output_debug_info): Remove.
16863 * cgraphunit.c (varpool_output_debug_info): Remove.
16864 * dwarf2out.c (deferred_locations_struct): New struct
16865 (deferred_locations): New type.
16866 (deferred_locations_list): New static var.
16867 (deffer_location): New function.
16868 (gen_variable_die): Use it.
16869 (decls_for_scope): Output info on local static vars.
16870 (dwarf2out_finish): Process deferred locations.
16871 * varpool.c (varpool_output_debug_info): Remove.
16873 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16875 PR rtl-optimization/39241
16876 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16877 to subreg_offset_representable_p.
16879 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16881 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16882 execute function prototype. Get f and nregs from max_reg_num
16883 and get_insns. Remove the first backward pass as it's dead,
16884 guard the forward pass by flag_expensive_optimizations.
16885 (rest_of_handle_regmove): Delete.
16886 (pass_regmove): Replace it with regmove_optimize.
16888 2009-02-25 Martin Jambor <mjambor@suse.cz>
16890 PR tree-optimization/39259
16891 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16892 calls_alloca function flags.
16893 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16894 calls are detected.
16896 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16898 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
16899 flags_set_1_rtx, flags_set_1_set): Delete.
16900 (regmove_optimize): Do not call mark_flags_life_zones.
16902 2009-02-24 Julian Brown <julian@codesourcery.com>
16905 * config/arm/arm.c (require_pic_register): Only set
16906 cfun->machine->pic_reg once per function.
16908 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
16910 * doc/invoke.texi (Link Options): Document an easier way to pass
16911 options that take arguments to the GNU linker using -Xlinker and -Wl.
16913 2009-02-24 Steve Ellcey <sje@cup.hp.com>
16916 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
16918 2009-02-24 Richard Guenther <rguenther@suse.de>
16921 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
16923 2009-02-24 Richard Guenther <rguenther@suse.de>
16924 Zdenek Dvorak <ook@ucw.cz>
16926 PR tree-optimization/39233
16927 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
16928 from converting them to a generic type.
16930 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
16932 PR tree-optimization/39260
16933 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
16934 contains a condition with a real type.
16935 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
16937 2009-02-23 Jason Merrill <jason@redhat.com>
16940 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
16941 narrowing_initializer_constant_valid_p.
16942 (narrowing_initializer_constant_valid_p): Don't return
16943 null_pointer_node for adding a pointer to itself.
16945 2009-02-23 Jan Hubicka <jh@suse.cz>
16948 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
16951 2009-02-23 Jan Hubicka <jh@suse.cz>
16953 PR tree-optimization/37709
16954 * tree.c (block_ultimate_origin): Move here from dwarf2out.
16955 * tree.h (block_ultimate_origin): Declare.
16956 * dwarf2out.c (block_ultimate_origin): Move to tree.c
16957 * tree-ssa-live.c (remove_unused_scope_block_p):
16958 Eliminate blocks containig no instructions nor live variables nor
16960 (dump_scope_block): New function.
16961 (remove_unused_locals): Enable removal of dead blocks by default;
16962 enable dumping at TDF_DETAILS.
16964 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16966 * config/i386/i386.c (classify_argument): Don't allow COImode
16968 (function_arg_advance_32): Don't allow OImode.
16969 (function_arg_32): Likewise.
16970 (function_value_32): Likewise.
16971 (return_in_memory_32): Likewise.
16972 (function_arg_64): Remove OImode comment.
16974 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16977 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16978 ix86_expand_vector_set for V4DImode in 64bit mode only.
16979 (ix86_expand_vector_init_one_var): Likewise.
16981 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
16983 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
16985 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16988 * loop-iv.c: Revert last change.
16989 * emit-rtl.c: Likewise.
16991 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16994 * config/i386/i386.c (type_natural_mode): Remove an extra
16995 space in the warning message.
16996 (function_value_32): Handle 32-byte vector modes.
16997 (return_in_memory_32): Likewise.
16999 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17001 * loop-iv.c (truncate_value): New function.
17002 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17004 (lowpart_subreg): Move to...
17005 * emit-rtl.c: ...here.
17007 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
17009 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
17010 accidental and undocumented change at revision 140860.
17012 2009-02-21 Joseph Myers <joseph@codesourcery.com>
17014 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
17015 take gimple_seq * arguments.
17016 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
17017 types_compatible_p langhook.
17019 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17020 Joseph Myers <joseph@codesourcery.com>
17022 * config/arm/arm.c (arm_builtin_va_list): New function.
17023 (arm_expand_builtin_va_start): Likewise.
17024 (arm_gimplify_va_arg_expr): Likewise.
17025 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17026 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17027 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17028 (va_list_type): New variable.
17029 (arm_mangle_type): Mangle va_list_type appropriately.
17031 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17033 PR middle-end/39157
17034 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17035 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17036 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17037 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17038 parameter to 1000 for -O1 by default.
17039 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17041 * loop-invariant.c: Include params.h.
17042 (move_loop_invariants): Don't call move_single_loop_invariants on
17045 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17047 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17048 offset when calculating bounds for indexing stack_usage_map. Fixes
17049 a buffer overflow with certain target setups.
17051 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17054 * calls.c (expand_call): Clear try_tail_call if caller and callee
17055 disagree in promotion of function return value.
17057 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17060 * c-common.c (c_determine_visibility): If visibility changed and
17061 DECL_RTL has been already set, call make_decl_rtl to update symbol
17064 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17067 * varasm.c (assemble_variable): Don't check DECL_NAME when
17068 globalizing a variable.
17070 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17073 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17074 expression before any __builtin_trap call.
17075 * c-typeck.c (build_function_call): Convert and check function
17076 arguments before generating a call to a trap. Evaluate the
17077 function arguments before the trap.
17079 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
17082 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
17083 (UNSPEC_FXAM_MEM): New unspec.
17084 (fxam<mode>2_i387_with_temp): New insn and split pattern.
17085 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
17086 memory using fxam<mode>2_i387_with_temp to remove excess precision.
17088 2009-02-19 Richard Guenther <rguenther@suse.de>
17090 PR tree-optimization/39207
17091 PR tree-optimization/39074
17092 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
17093 storedanything_tree): New.
17094 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
17095 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
17096 (build_succ_graph): Add edges from STOREDANYTHING to all
17098 (init_base_vars): Initialize STOREDANYTHING.
17099 (compute_points_to_sets): Free substitution info after
17100 building the succ graph.
17101 (ipa_pta_execute): Likewise.
17103 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
17105 (do_ds_constraint): Do not add to special var or non-pointer
17107 (type_could_have_pointers): Split out from ...
17108 (could_have_pointers): ... here. For arrays use the element type.
17109 (create_variable_info_for): Initialize may_have_pointers.
17110 (new_var_info): Likewise.
17111 (handle_lhs_call): Make the HEAP variable unknown-sized.
17112 (intra_create_variable_infos): Use a type with pointers for
17113 PARM_NOALIAS, make it unknown-sized.
17115 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
17118 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
17120 2009-02-18 Jason Merrill <jason@redhat.com>
17123 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
17124 value if DECL_EXTERNAL.
17125 * tree-sra.c (sra_walk_gimple_assign): Likewise.
17126 * target.h (gcc_target::binds_local_p): Clarify "module".
17127 * tree.h (TREE_PUBLIC): Clarify "module".
17129 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
17132 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
17133 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
17135 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
17138 * c.opt (Wabi): Support C and ObjC.
17141 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
17143 * config/i386/i386.c (classify_argument): Warn once about the ABI
17144 change when passing union with long double.
17146 * doc/invoke.texi: Update -Wabi for warning psABI changes.
17148 2009-02-18 Joseph Myers <joseph@codesourcery.com>
17151 * c-parser.c (c_parser_compound_statement): Always enter and leave
17154 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17157 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
17159 2009-02-18 Jakub Jelinek <jakub@redhat.com>
17161 PR tree-optimization/36922
17162 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
17163 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
17166 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17168 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
17171 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17173 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
17175 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17177 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
17180 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
17181 Richard Sandiford <rdsandiford@googlemail.com>
17183 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
17184 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
17185 (loongson_biadd): ...this.
17187 2009-02-17 Richard Guenther <rguenther@suse.de>
17189 PR tree-optimization/39202
17190 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
17191 a var make sure to follow existing collapses.
17193 2009-02-17 Richard Guenther <rguenther@suse.de>
17195 PR middle-end/39214
17196 * langhooks.c (lhd_print_error_function): Check for NULL block.
17198 2009-02-17 Richard Guenther <rguenther@suse.de>
17200 PR tree-optimization/39204
17201 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
17204 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
17206 * config/soft-fp/double.h: Update from glibc CVS.
17208 2009-02-17 Richard Guenther <rguenther@suse.de>
17210 PR tree-optimization/39207
17211 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
17212 strict-aliasing warnings for pointers pointing to NULL.
17214 2009-02-16 Joseph Myers <joseph@codesourcery.com>
17217 * c-parser.c (c_parser_braced_init): Call pop_init_level when
17218 skipping until next close brace.
17220 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
17223 * config/i386/i386.c (ix86_expand_push): Set memory alignment
17224 to function argument boundary.
17226 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17228 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
17229 in the lea_add. Reload eventually constraints it properly.
17230 * config/picochip/constraints.md: Remove the target constraint
17231 "b", since it is not needed anymore.
17233 2009-02-16 Jakub Jelinek <jakub@redhat.com>
17235 * gthr-dce.h: Uglify function parameter and local variable names.
17236 * gthr-gnat.h: Likewise.
17237 * gthr-mipssde.h: Likewise.
17238 * gthr-nks.h: Likewise.
17239 * gthr-posix95.h: Likewise.
17240 * gthr-posix.h: Likewise.
17241 * gthr-rtems.h: Likewise.
17242 * gthr-single.h: Likewise.
17243 * gthr-solaris.h: Likewise.
17244 * gthr-tpf.h: Likewise.
17245 * gthr-vxworks.h: Likewise.
17246 * gthr-win32.h: Likewise.
17248 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17251 * config/i386/i386.md: Restrict the new peephole2 to move
17252 between MMX/SSE registers.
17254 2009-02-15 Richard Guenther <rguenther@suse.de>
17257 2009-02-13 Richard Guenther <rguenther@suse.de>
17259 * configure.ac: Enable LFS.
17260 * configure: Re-generate.
17261 * config.in: Likewise.
17263 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17265 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17266 spu_srqwbyte, spu_srqwbytebc): Define.
17267 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17268 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17269 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17270 "shrqby_<mode>"): New insn-and-split patterns.
17271 * config/spu/spu.c (expand_builtin_args): Determine and return
17272 number of operands using spu_builtin_description data.
17273 (spu_expand_builtin_1): Use it.
17275 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17278 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17281 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17284 * config/i386/i386.c (override_options): Correct warning
17285 messages for -malign-loops, -malign-jumps and -malign-functions.
17287 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17290 * config/i386/i386.md: Restrict the new peephole2 to move
17291 between the general purpose registers.
17293 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17296 * config/i386/i386.c (type_natural_mode): Add a new argument.
17297 Return the original mode and warn ABI change if vector size is 32byte.
17298 (function_arg_advance): Updated.
17299 (function_arg): Likewise.
17300 (ix86_function_value): Likewise.
17301 (ix86_return_in_memory): Likewise.
17302 (ix86_sol10_return_in_memory): Likewise.
17303 (ix86_gimplify_va_arg): Likewise.
17304 (function_arg_32): Don't warn ABX ABI change here.
17305 (function_arg_64): Likewise.
17307 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17309 * loop-iv.c (implies_p): In the final case, test that operands 0
17310 of the two comparisons match.
17312 * config/bfin/bfin.c (find_prev_insn_start): New function.
17313 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17314 (find_next_insn_start): Move.
17316 2009-02-13 Richard Guenther <rguenther@suse.de>
17318 * configure.ac: Enable LFS.
17319 * configure: Re-generate.
17320 * config.in: Likewise.
17322 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17325 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17326 sizes on syntax error after some arguments have been parsed.
17328 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17330 * doc/invoke.texi (-fira): Remove.
17332 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17334 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17335 * recog.c: Likewise.
17338 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17340 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17341 (umul_ppmm): Likewise.
17342 (count_leading_zeros): Likewise.
17343 (count_trailing_zeros): Likewise.
17344 (UMUL_TIME): Likewise.
17346 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17348 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17349 soft-fp/t-softfp to tmake_file.
17351 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17352 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17353 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17354 IA64_BUILTIN_INFQ]: New.
17355 (ia64_init_builtins): Initialize __builtin_infq,
17356 __builtin_fabsq and __builtin_copysignq if not HPUX.
17357 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17358 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17360 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17362 (__fixtfti): Likewise.
17363 (__fixunstfti): Likewise.
17364 (__floattitf): Likewise.
17366 * config/ia64/libgcc-glibc.ver: New.
17367 * config/ia64/t-fprules-softfp: Likewise.
17368 * config/ia64/sfp-machine.h: Likewise.
17370 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17371 (LIBGCC2_TF_CEXT): Likewise.
17372 (TF_SIZE): Likewise.
17373 (TARGET_INIT_LIBFUNCS): Likewise.
17375 * config/ia64/t-glibc (SHLINB_MAPFILES):
17376 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17378 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17380 * config/i386/i386.c (construct_container): Rewrite processing
17381 BLKmode with X86_64_SSE_CLASS.
17383 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17386 * config/i386/i386.md: Replace simplify_replace_rtx with
17387 replace_rtx in the new peephole2.
17389 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17391 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17392 loop unrolling do not happen at -O2.
17394 2009-02-12 Michael Matz <matz@suse.de>
17396 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17398 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17400 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17403 2009-02-12 Ben Elliston <bje@au.ibm.com>
17405 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17406 patterns when updating the back chain. Missed in the 2009-02-10
17409 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17411 * doc/extend.texi (Decimal Floating Types): Update identifier of
17412 draft TR and list of missing support.
17414 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17416 PR middle-end/39154
17417 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17418 bit to variable length decl's flags, add it also to its
17419 pointer replacement variable.
17421 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17422 Jakub Jelinek <jakub@redhat.com>
17425 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17426 (memory_blockage): New expander.
17427 (*memory_blockage): New insn pattern.
17428 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17429 instead of general blockage at the end of function prologue when
17430 frame pointer is used to access red zone area. Do not emit blockage
17431 when profiling, it is emitted in generic code.
17432 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17433 function epilogue when frame pointer is used to access red zone area.
17435 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17438 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17439 by arithmetic with memory operands.
17440 * config/i386/predicates.md (commutative_operator): New.
17442 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17444 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17447 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17449 * alias.h (record_alias_subset): Declare.
17450 * alias.c (record_alias_subset): Make global.
17452 2009-02-10 Nick Clifton <nickc@redhat.com>
17454 * tree-parloops.c: Change license to GPLv3.
17455 * ipa-struct-reorg.c: Change license to GPLv3.
17456 * ipa-struct-reorg.h: Change license to GPLv3.
17458 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17461 * c-decl.c (start_struct): Return NULL on error.
17463 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17465 PR middle-end/39124
17466 * cfgloopmanip.c (remove_path): Call remove_bbs after
17467 cancel_loop_tree, not before it.
17470 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17471 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17472 VAR_DECLs were seen.
17473 * tree-ssa-live.c (remove_unused_locals): Recompute
17474 cfun->has_local_explicit_reg_vars.
17475 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17476 copies or clearings if cfun->has_local_explicit_reg_vars.
17478 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17481 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17482 of function prologue when frame pointer is used to access
17485 2009-02-10 Richard Guenther <rguenther@suse.de>
17487 PR middle-end/39127
17488 * gimplify.c (gimple_regimplify_operands): Always look if
17489 we need to create a temporary.
17491 2009-02-10 Richard Guenther <rguenther@suse.de>
17493 PR tree-optimization/39132
17494 * tree-loop-distribution.c (todo): New global var.
17495 (generate_memset_zero): Trigger TODO_rebuild_alias.
17496 (tree_loop_distribution): Return todo.
17498 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17501 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17502 (x86_64_reg_class_name): Removed.
17503 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17504 first one isn't X86_64_SSE_CLASS or any other ones aren't
17505 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17506 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17507 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17508 and 3 X86_64_SSEUP_CLASS.
17509 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17510 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17512 2009-02-10 Ben Elliston <bje@au.ibm.com>
17514 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17515 form instruction to update the stack back chain word, even if the
17516 user has disabled the generation of update instructions.
17517 (movdi_<mode>_update_stack): New.
17518 (movsi_update_stack): Likewise.
17519 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17520 always use an update form instruction to update the stack back
17523 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17525 PR middle-end/38953
17526 * graphite.c (if_region_set_false_region): After moving a region in
17527 the false branch of a condition, remove the empty dummy basic block.
17528 (gloog): Remove wrong fix for PR38953.
17530 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17532 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17533 generation due to implicit sign extension.
17535 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17537 PR middle-end/38981
17538 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17539 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17541 2009-02-09 Richard Guenther <rguenther@suse.de>
17543 PR middle-end/35202
17544 * convert.c (convert_to_real): Disable (float)fn((double)x)
17545 to fnf(x) conversion if errno differences may occur and
17546 -fmath-errno is set.
17548 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17550 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17551 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17552 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17554 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17557 * c-common.c (handle_alias_attribute): Disallow attribute for
17558 anything not a FUNCTION_DECL or VAR_DECL.
17560 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17563 * real.c (do_compare): Special-case compare of zero against
17564 decimal float value.
17566 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17569 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17570 as indicating flexible array members unless the field itself is
17571 being declarared as the incomplete array.
17573 2009-02-06 Jan Hubicka <jh@suse.cz>
17575 PR tree-optimization/38844
17576 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17577 is already inlined.
17579 2009-02-06 Richard Guenther <rguenther@suse.de>
17581 PR middle-end/38977
17582 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17583 fork because we may expand it as __gcov_fork.
17585 2009-02-06 Nick Clifton <nickc@redhat.com>
17587 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17589 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17591 PR tree-optimization/35659
17592 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17593 vn_phi_eq): Shortcut if hashcode does not match.
17594 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17596 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17597 and avoid iterative_hash_expr.
17598 (FOR_EACH_VALUE_ID_IN_SET): New.
17599 (value_id_compare): Remove.
17600 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17601 sort expressions by value id.
17603 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17606 * config/sh/predicates.md (general_movsrc_operand): Don't check
17607 the subreg of system registers here.
17609 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17612 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17613 on the copied decl.
17615 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17617 PR rtl-optimization/39110
17618 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17619 addresses, not aligned ones.
17621 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17622 Richard Guenther <rguenther@suse.de>
17624 PR tree-optimization/39100
17625 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17626 comment says and add edges.
17628 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17631 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17632 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17634 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17636 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17637 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17638 register_bb_in_sese, new_sese, free_sese): Moved.
17639 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17640 outermost_loop_in_scop, build_scop_iteration_domain,
17641 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17642 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17643 Use loop_in_sese_p instead of loop_in_scop_p.
17644 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17645 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17646 (scopdet_basic_block_info): Fix bug in scop detection.
17647 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17648 eq_loop_to_cloog_loop): Remove.
17649 (nb_loops_around_loop_in_scop, nb_loop
17650 ref_nb_loops): Moved here...
17651 * graphite.h (ref_nb_loops): ... from here.
17652 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17653 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17654 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17655 * testsuite/gcc.dg/graphite/scop-19.c: New
17657 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17658 Hans-Peter Nilsson <hp@axis.com>
17660 PR rtl-optimization/37889
17661 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17662 Move offset handling from PLUS to before the switch. Use new
17663 arguments when considering SYMBOL_REFs too.
17664 (rtx_addr_can_trap_p): Pass dummy offset and size.
17665 (enum may_trap_p_flags): Remove.
17666 (may_trap_p_1): Pass size from MEM_SIZE.
17668 PR rtl-optimization/38921
17669 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17670 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17671 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17672 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17674 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17676 AVX Programming Reference (January, 2009)
17677 * config/i386/sse.md (*vpclmulqdq): New.
17679 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17681 PR tree-optimization/38977
17682 PR gcov-profile/38292
17683 * calls.c (special_function_p): Disregard __builtin_ prefix.
17685 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17687 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17688 non-indexable addresses even before reload.
17690 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17693 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17694 as having variable size. Do not give an error for unnamed
17695 parameters with [*] declarators. Give a warning for type names
17696 with [*] declarators and mark them as variable size.
17697 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17698 for sizeof applied to [*] type names.
17700 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17703 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17705 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17707 * gcc.c (process_command): Update copyright notice dates.
17708 * gcov.c (print_version): Likewise.
17709 * gcov-dump.c (print_version): Likewise.
17710 * mips-tfile.c (main): Likewise.
17711 * mips-tdump.c (main): Likewise.
17713 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17716 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17717 for composite type involving a zero-length array type.
17719 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17722 * function.c (match_asm_constraints_1): Skip over
17723 initial optional % in the constraint.
17725 PR inline-asm/39059
17726 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17727 supported, don't accept FIXED_CSTs.
17728 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17729 and _Sat is used without _Fract/_Accum. Set specs->type to
17730 integer_type_node for cts_fract/cts_accum if fixed point is not
17733 2009-02-02 Catherine Moore <clm@codesourcery.com>
17735 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17737 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17739 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17740 (ABI_HAS_64BIT_SYMBOLS): Use it.
17741 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17743 2009-02-02 Paul Brook <paul@codesourcery.com>
17745 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17747 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17749 PR inline-asm/39058
17750 * recog.h (asm_operand_ok): Add constraints argument.
17751 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17752 recurse on matching constraint.
17753 (check_asm_operands): Pass constraints as 3rd argument to
17754 asm_operand_ok. Don't look up matching constraint here.
17755 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17758 2009-02-02 Ben Elliston <bje@au.ibm.com>
17760 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17761 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17763 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17765 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17766 information. Remove some obsolete information. Reorganize.
17768 * config/pa/fptr.c: Revert license to GPL 2.
17769 * config/pa/milli64.S: Likewise.
17771 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17774 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17775 LIBRARY name in, instead of hard-coding it.
17776 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17777 extra target make frag to tmake_files according to EH model.
17778 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17779 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17780 frags that define makefile variable EH_MODEL appropriately.
17781 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17782 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17783 to "-sjlj" according to type of EH configured.
17784 (LIBGCC_SONAME): Concatenate it to shared library base name.
17785 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17786 to "_sjlj" according to type of EH configured.
17787 (LIBGCC_SONAME): Concatenate it to shared library base name.
17788 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17789 (SHLIB_LINK): Add missing semicolon to if-else construct.
17790 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17791 string value of "pe_dll" command-line option.
17792 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17793 (SHLIB_SONAME): Use it when overriding t-cygming default.
17794 (SHLIB_IMPLIB): Override t-cygming default.
17795 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17796 string value of "pe_dll" command-line option.
17798 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17801 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17802 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17804 2009-01-31 Richard Guenther <rguenther@suse.de>
17806 PR tree-optimization/38937
17807 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17808 computing the transitive closure.
17810 2009-01-30 Richard Guenther <rguenther@suse.de>
17812 PR tree-optimization/39041
17813 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17814 Propagate variable indices only if the types match for this stmt.
17816 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17819 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17820 inline but never defined.
17822 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17824 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17825 (*insv_h_di_reg_extimm): New insn.
17826 (*insv_l<mode>_reg_extimm): New insn.
17828 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17830 * config/picochip/picochip.c (flag_conserve_stack): set
17831 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17832 fconserve-stack. Reduce call-overhead used by inliner.
17834 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17837 * common.opt (flag_conserve_stack): Initialised to zero.
17839 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17842 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17843 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17846 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17848 * ira-color.c (allocno_reload_assign): Update comments.
17849 * regmove.c (regmove_optimize): Likewise.
17853 2009-01-29 Robert Millan <rmh@aybabtu.com>
17855 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17856 * config/i386/kopensolaris-gnu.h: New file. Undefine
17857 `MD_UNWIND_SUPPORT'.
17858 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17860 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17862 PR tree-optimization/39007
17863 * tree-loop-distribution.c (generate_builtin): Use
17864 recompute_dominator to compute the immediate dominator of the
17865 basic block just after the loop.
17867 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17869 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17870 (ASM_OUTPUT_DWARF_PCREL): Define.
17872 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17874 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17875 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17876 global. Modify entries about regmove and IRA.
17878 * ra-conflict.c: Remove the file.
17880 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17882 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17883 (pass_regclass_init): Rename to pass_reginfo_init.
17885 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17887 * toplev.h (flag_ira): Remove.
17889 * caller-save.c (setup_save_areas): Remove flag_ira.
17891 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17893 * global.c: Remove the file.
17895 * opts.c (decode_options): Remove flag_ira.
17897 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
17899 * regmove.c: Modify file description.
17900 (find_use_as_address, try_auto_increment): Define them only if
17901 AUTO_INC_DEC is defined.
17902 (replacement_quality, replace_in_call_usage, fixup_match_1,
17903 stable_and_no_regs_but_for_p): Remove.
17904 (reg_set_in_bb): Make it static.
17905 (regmove_optimize): Remove flag_ira and code which worked for
17908 * local-alloc.c: Remove the file.
17910 * common.opt (fira): Remove.
17912 * ira.c: Include except.h.
17913 (eliminable_regset): Move from global.c.
17914 (mark_elimination): Ditto. Remove flag_ira.
17915 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
17916 equiv_mem_modified, validate_equiv_mem_from_store,
17917 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
17918 contains_replace_regs, memref_referenced_p, memref_used_between_p,
17919 no_equiv, recorded_label_ref): Move from local-alloc.c.
17920 (update_equiv_regs): Ditto. Make it static.
17921 (print_insn_chain, print_insn_chains): Move it from global.c.
17922 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
17923 (build_insn_chain): Ditto. Make it static.
17924 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
17925 Rename to init_live_subregs.
17926 (gate_ira): Remove flag_ira.
17928 * regclass.c: Rename reginfo.c. Change file description.
17929 (FORBIDDEN_INC_DEC_CLASSES): Remove.
17930 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
17931 (init_reg_sets_1): Remove code for evaluation of
17932 reg_class_superclasses and losing_caller_save_reg_set.
17933 (init_regs): Remove init_reg_autoinc.
17934 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
17935 ok_for_base_p_nonstrict): Remove.
17936 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
17937 (pass_regclass_init): Rename to pass_reginfo_init. Modify
17938 corresponding entries.
17939 (dump_regclass, record_operand_costs, scan_one_insn,
17940 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
17941 record_address_regs, auto_inc_dec_reg_p): Remove.
17942 (gt-regclass.h): Rename to gt-reginfo.h.
17944 * rtl.h (dump_global_regs, retry_global_alloc,
17945 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
17947 * Makefile.in (RA_H): Remove.
17948 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
17949 Rename regclass.o to reginfo.o.
17950 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
17952 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
17953 (GTFILES): Rename regclass.c to reginfo.c.
17955 * passes.c (init_optimization_passes): Remove pass_local_alloc and
17956 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
17958 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17959 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
17961 (finish_spills): Ditto. Remove code for !flag_ira.
17963 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
17965 PR middle-end/35854
17966 * doc/invoke.texi (rtl debug options): Complete rewrite.
17967 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
17969 * mode-switching.c (pass_mode_switching): Rename pass from
17970 "mode-sw" to "mode_sw".
17971 * except.c (pass_convert_to_eh_ranges): Rename pass from
17972 "eh-ranges" to "eh_ranges".
17973 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
17977 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
17978 Alexander Monakov <amonakov@ispras.ru>
17980 PR middle-end/38857
17981 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
17983 (move_exprs_to_boundary): Change return type and pass through
17984 should_move from move_op. Relax assert. Update usage ...
17985 (schedule_expr_on_boundary): ... here. Use should_move instead of
17987 (move_op_orig_expr_found): Indicate that insn was disconnected from
17989 (code_motion_process_successors): Do not call after_merge_succs
17990 callback if original expression was not found when traversing any of
17992 (code_motion_path_driver): Change return type. Update prototype.
17993 (move_op): Update comment. Add a new parameter (should_move). Update
17994 prototype. Set *should_move based on indication provided by
17995 move_op_orig_expr_found.
17997 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
17999 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18000 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18001 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18002 * config/rs6000/rs6000.c (rs6000_override_options): Default
18003 avoid-indexed-addresses on for Power6, off for everything else.
18004 (avoiding_indexed_address_p): New function.
18005 (rs6000_legitimize_address): Use it.
18006 (rs6000_legitimate_address): Likewise.
18007 * config/rs6000/rs6000.md (movXX_updateX): Likewise
18009 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
18011 PR tree-optimization/38997
18012 * tree-loop-distribution.c (generate_memset_zero): Use
18013 POINTER_PLUS_EXPR for a pointer addition.
18015 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
18017 * config/s390/s390.md (bswap<mode>2): New pattern added.
18019 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18021 * config/s390/s390.md (*tls_load_31): Added type attribute.
18023 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18025 * config/s390/s390.md: Fix a few comments.
18027 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18029 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18030 (*tm<mode>_full): Fixed z10prop attribute.
18031 (*tst<mode>_extimm): Fixed z10prop attribute.
18032 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18033 (*tstqiCCT_cconly): Fixed z10prop attribute.
18034 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18035 (*movsi_larl): Fixed z10prop attribute.
18036 (*movsi_zarch): Fixed z10prop attribute.
18037 (*movsi_eas): Fixed z10prop attribute.
18038 (*movhi): Fixed z10prop attribute.
18039 (*movqi): Fixed z10prop attribute.
18040 (*movstrictqi): Fixed z10prop attribute.
18041 (*mov<mode>): Fixed z10prop attribute.
18042 (*movcc): Fixed z10prop attribute.
18043 (*sethighpartdi_64): Fixed z10prop attribute.
18044 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18045 (*negdi2_sign_cc): Fixed z10prop attribute.
18046 (*negdi2_sign): Fixed z10prop attribute.
18047 (*absdi2_sign_cc): Fixed z10prop attribute.
18048 (*absdi2_sign): Fixed z10prop attribute.
18049 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18050 (*negabsdi2_sign): Fixed z10prop attribute.
18051 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18052 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18053 (doloop_si64): Fixed z10prop attribute.
18054 (doloop_si31): Fixed z10prop attribute.
18055 (doloop_long): Fixed z10prop attribute.
18056 (indirect_jump): Fixed z10prop attribute.
18057 (nop): Fixed z10prop attribute.
18058 (main_base_64): Fixed z10prop attribute.
18059 (reload_base_64): Fixed z10prop attribute.
18061 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18063 PR rtl-optimization/38740
18064 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18066 * config/mips/mips.c (mips_reorg): Likewise.
18068 2009-01-28 Richard Guenther <rguenther@suse.de>
18070 PR tree-optimization/38926
18071 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18072 with the correct value id to a value.
18073 (do_regular_insertion): Use the value number of edoubleprime
18074 for the value number of the expr.
18077 2008-08-21 Richard Guenther <rguenther@suse.de>
18079 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
18080 a PHI ask VN if it is already available.
18081 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
18082 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
18084 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18086 PR middle-end/38934
18087 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
18088 set to varying whenever max has TREE_OVERFLOW set, similarly
18089 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
18091 2009-01-28 Richard Guenther <rguenther@suse.de>
18093 PR middle-end/38908
18094 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
18095 uninitialized aggregate uses in call arguments.
18097 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
18099 PR tree-optimization/38984
18100 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
18101 the nothing_id variable if -fno-delete-null-pointer-checks.
18103 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
18106 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
18107 (set_got_offset_rex64): Ditto.
18109 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
18112 * doc/extend.texi: Improve local variable with asm reg.
18114 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
18116 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
18117 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
18118 was not supplied then set warn_packed_bitfield_compat to the
18119 default value of 1.
18120 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
18123 2009-01-27 Richard Guenther <rguenther@suse.de>
18125 PR tree-optimization/38503
18126 * cfgexpand.c (expand_gimple_basic_block): Ignore
18127 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
18128 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
18129 variables that cannot have TBAA applied.
18130 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
18133 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
18135 PR middle-end/38969
18136 * calls.c (initialize_argument_information): Do not wrap complex
18137 arguments in SAVE_EXPR.
18139 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
18141 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
18142 (INSTALL_LIBGCC): Revert typo commit.
18144 2009-01-26 Richard Guenther <rguenther@suse.de>
18146 PR tree-optimization/38745
18147 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
18148 from special handling.
18150 2009-01-26 Richard Guenther <rguenther@suse.de>
18152 PR tree-optimization/38745
18153 * tree-ssa.c (execute_update_addresses_taken): Do not include
18154 variables that cannot possibly be a register in not_reg_needs.
18155 Do not clear TREE_ADDRESSABLE on vars that may not become
18157 * tree-ssa.c (update_alias_info_1): Include those in the set
18158 of addressable vars.
18160 2009-01-26 Richard Guenther <rguenther@suse.de>
18162 PR middle-end/38851
18163 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
18164 * tree-ssa-dse.c: Include langhooks.h
18165 (execute_simple_dse): Remove stores with zero size.
18167 2009-01-24 Jakub Jelinek <jakub@redhat.com>
18170 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
18173 2009-01-24 Julian Brown <julian@codesourcery.com>
18175 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
18176 config/arm/linux-atomic.c.
18177 * config/arm/linux-atomic.c: New.
18179 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
18181 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
18182 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
18183 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
18185 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
18188 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
18191 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
18193 PR tree-optimization/38953
18194 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
18195 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
18196 (gloog): Split the exit of the scop when the scop exit is a loop exit.
18197 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
18200 2009-01-24 Paul Brook <paul@codesourcery.com>
18202 * config/arm/neon.md (neon_type): Move to arm.md.
18203 (neon_mov<VSTRUCT>): Add neon_type attribute.
18204 * config/arm/arm.md (neon_type): Move to here.
18205 (conds): Add "unconditioal" and use as default for NEON insns.
18207 2009-01-24 Ben Elliston <bje@au.ibm.com>
18209 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
18210 void *' warning from -Wc++-compat.
18211 * Makefile.in (dominance.o-warn): Remove.
18213 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
18215 PR tree-optimization/38932
18216 * fold-const.c (fold_unary_ignore_overflow): New.
18217 * tree.h (fold_unary_ignore_overflow): Declare.
18218 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
18219 * tree-ssa-sccvn.c (visit_reference_op_load,
18220 simplify_unary_expression): Likewise.
18222 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
18224 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
18225 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
18226 regardless of their type.
18227 * c-common.c (handle_packed_attribute): Don't ignore packed on
18229 * c.opt (Wpacked-bitfield-compat): New warning option.
18230 * stor-layout.c (place_field): Warn if offset of a field changed.
18231 * doc/extend.texi (packed): Mention the ABI change.
18232 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
18233 (Warning Options): Add it to the list.
18235 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
18237 * c-opts.c (c_common_post_options): Fix a typo in comments.
18239 2009-01-22 Steve Ellcey <sje@cup.hp.com>
18241 PR middle-end/38615
18242 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18243 variables to static.
18244 * doc/invoke.texi (-fmerge-all-constants): Update description.
18246 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18249 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18250 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18252 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18254 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18256 (LOCAL_ALIGNMENT): Similarly.
18258 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18259 Joseph Myers <joseph@codesourcery.com>
18261 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18262 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18263 * config/arm/arm-tune.md: Regenerate.
18264 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18267 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18269 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18270 version number to five.
18272 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18275 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18276 * c-common.c (set_underlying_type): Likewise.
18277 (is_typedef_decl ): Likewise
18279 (set_underlying_type): Likewise.
18280 (is_typedef_type): Likewise.
18282 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18284 PR middle-end/38587
18285 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18288 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18291 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18292 (LIBGCC_SPEC): Don't define.
18293 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18295 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18297 PR rtl-optimization/38879
18298 * alias.c (base_alias_check): Unaligned access via AND address can
18299 alias all surrounding object types except those with sizes equal
18300 or wider than the size of unaligned access.
18302 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18305 * c-decl.c (clone_underlying_type): Move this ...
18306 * c-common.c (set_underlying_type): ... here.
18307 Also, make sure the function properly sets TYPE_STUB_DECL() on
18308 the newly created typedef variant type.
18309 (is_typedef_decl ): New entry point.
18310 * tree.h: Added a new member member_types_needing_access_check to
18311 struct tree_decl_non_common.
18312 (set_underlying_type): New entry point.
18313 (is_typedef_type): Likewise.
18315 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18317 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18318 Check whether two instructions have memory references that
18319 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18320 are helper functions for traversing.
18321 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18322 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18323 not to draw dependency edge for instructions with non-conflicting
18326 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18329 * longlong.h: Update copyright years. Use soft-fp license notice.
18330 Sync __clz_tab declaration with glibc.
18332 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18335 * doc/extend.texi (syscall_linkage): New.
18336 (version_id): Modify.
18338 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18339 Richard Guenther <rguenther@suse.de>
18341 PR tree-optimization/38747
18342 PR tree-optimization/38748
18343 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18344 conversion if the base address is an indirect reference and the
18345 aliasing sets could cause issues.
18347 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18349 * common.opt (fgraphite, fgraphite-identity): Add comment for
18350 explaining why these options are not documented.
18352 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18354 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18355 gimple_call_lhs is NULL.
18357 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18360 * emit-rtl.c (adjust_address_1): Make sure memref is never
18363 2009-01-20 Ben Elliston <bje@au.ibm.com>
18365 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18366 const qualifier from arg parameter. Remove unnecessary cast to char *.
18367 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18368 const qualifier from arg 2.
18370 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18372 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18374 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18377 * rtl.h (reinit_regs): New prototype.
18378 * regclass.c: Include ira.h.
18379 (reinit_regs): New.
18380 * Makefile.in (regclass.o): Add ira.h.
18381 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18383 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18386 * c-common.c (handle_aligned_attribute): Use
18387 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18388 default alignment value.
18390 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18392 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18393 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18395 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18396 __BIGGEST_ALIGNMENT__.
18398 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18400 2009-01-18 Richard Guenther <rguenther@suse.de>
18402 PR tree-optimization/38819
18403 * tree-flow.h (operation_could_trap_helper_p): Declare.
18404 * tree-eh.c (operation_could_trap_helper_p): Export.
18405 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18406 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18407 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18408 are about to insert a possibly trapping instruction and fail
18411 2009-01-18 Andreas Schwab <schwab@suse.de>
18413 * doc/install.texi (Configuration): Remove obsolete paragraph
18414 about use of --with-gnu-ld with --with-gnu-as.
18416 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18418 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18419 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18420 Follow spelling conventions.
18422 2009-01-18 Ben Elliston <bje@au.ibm.com>
18424 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18425 C++ warning about implicit conversion from void * to struct
18427 (bitmap_obstack_free): Likewise for bitmap_element *.
18428 * Makefile.in (bitmap.o-warn): Remove.
18430 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18432 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18434 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18435 Tobias Grosser <tobi.grosser@amd.com>
18437 * graphite.c (graphite_trans_scop_block): Do not block single
18440 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18442 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18443 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18444 test with assertion.
18446 2009-01-16 Richard Guenther <rguenther@suse.de>
18448 PR tree-optimization/38835
18449 PR middle-end/36227
18450 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18451 and INT + PTR -> (INT)(PTR p+ INT) folding.
18452 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18454 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18457 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18458 the subreg from a lowpart subreg if it is also casting the value.
18460 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18461 Tobias Grosser <tobi.grosser@amd.com>
18463 * graphite.c (compare_prefix_loops): New.
18464 (build_scop_canonical_schedules): Rewritten.
18465 (graphite_transform_loops): Move build_scop_canonical_schedules
18466 after build_scop_iteration_domain.
18468 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18469 Tobias Grosser <tobi.grosser@amd.com>
18471 * graphite.c (add_conditions_to_domain): Add the loops to
18472 the dimension of the iteration domain. Do copy the domain
18473 only when it exists.
18474 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18475 (add_conditions_to_constraints): New.
18476 (can_generate_code_stmt, can_generate_code): Removed.
18477 (gloog): Do not call can_generate_code.
18478 (graphite_transform_loops): Call add_conditions_to_constraints
18479 after building the iteration domain.
18481 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18483 PR tree-optimization/38789
18484 * tree-ssa-threadedge.c
18485 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18486 __builtin_constant_p.
18488 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18490 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18491 examined before deleting them.
18493 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18495 * function.c (aggregate_value_p): Correctly extract the function
18496 type from CALL_EXPR_FN lookup.
18498 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18500 * config/picochip/picochip.c (picochip_override_options): Revert
18501 CFI asm flag disable commited previously.
18503 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18504 Tobias Grosser <tobi.grosser@amd.com>
18505 Jan Sjodin <jan.sjodin@amd.com>
18507 * graphite.c (scan_tree_for_params): On substractions negate
18508 all the coefficients of the term.
18509 (clast_to_gcc_expression_red): New. Handle reduction expressions
18510 of more than two operands.
18511 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18512 (get_vdef_before_scop): Handle also the case of default definitions.
18514 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18516 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18517 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18518 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18520 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18521 Joey Ye <joey.ye@intel.com>
18523 PR middle-end/37843
18524 * cfgexpand.c (expand_stack_alignment): Don't update stack
18525 boundary nor check incoming stack boundary here.
18526 (gimple_expand_cfg): Update stack boundary and check incoming
18527 stack boundary here.
18529 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18531 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18533 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18535 PR rtl-optimization/38245
18536 * calls.c (expand_call): Add stack arguments to
18537 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18538 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18539 in regs and partially in memory or BLKmode arguments.
18540 (emit_library_call_value_1): Add stack arguments to
18541 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18542 ACCUMULATE_OUTGOING_ARGS).
18543 * dce.c: Include tm_p.h.
18544 (find_call_stack_args): New function.
18545 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18547 (mark_insn): Call find_call_stack_args for CALL_Ps.
18548 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18549 forwards. Allocate and free arg_stores bitmap if needed, pass it
18550 down to deletable_insn_p, don't mark stores set in arg_stores
18551 bitmap, clear the bitmap at the beginning of each bb.
18552 * Makefile.in (dce.o): Depend on $(TM_P_H).
18554 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18557 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18558 to make sure the insn is a conditional test (bug 22599). Reformat a
18561 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18563 PR middle-end/38431
18564 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18565 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18566 (gloog): Do not call cleanup_tree_cfg.
18567 (graphite_transform_loops): Call cleanup_tree_cfg after all
18568 scops have been code generated.
18570 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18571 * doc/gty.texi (Invoking the garbage collector): Added new node
18572 and section documenting ggc_collect.
18574 2009-01-14 Richard Guenther <rguenther@suse.de>
18576 PR tree-optimization/38826
18577 PR middle-end/38477
18578 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18579 initialization notes only if we actually emitted a warning.
18580 (intra_create_variable_infos): Add constraints for a result decl
18581 that is passed by hidden reference.
18582 (build_pred_graph): Mark all related variables non-direct on
18585 2009-01-14 Nick Clifton <nickc@redhat.com>
18587 * ira-conflicts.c: Include addresses.h for the definition of
18589 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18590 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18592 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18595 * Makefile.in (ira-lives.o): Add except.h.
18597 * ira-lives.c: Include except.h.
18598 (process_bb_node_lives): Process can_throw_internal.
18600 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18602 PR rtl-optimization/38774
18603 * combine.c (simplify_set): When undoing cc_use change, don't do
18604 PUT_CODE on the newly created comparison, but instead put back the
18607 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18609 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18610 values. Remove duplicate arm8 entry.
18612 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18614 PR tree-optimization/38786
18615 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18616 the SSA_NAME case of expand_scalar_variables_expr.
18617 Set the type of an expression to the type of its assign statement.
18618 (expand_scalar_variables_expr): Also gather the scalar computation
18619 used to index the memory access. Do not pass loop_p.
18620 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18621 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18622 the gimple_stmt_iterator where it inserts new code.
18623 Do not pass loop_p.
18624 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18625 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18627 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18629 * graphite.h (debug_value): Removed.
18630 * graphite.c (debug_value): Removed.
18632 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18634 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18635 ldrd/strd with two 32-bit instructions.
18637 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18639 * config/arm/arm.c (struct processors): Pass for speed down into
18640 cost helper functions.
18641 (const_ok_for_op): Handle COMPARE and inequality nodes.
18642 (arm_rtx_costs_1): Rewrite.
18643 (arm_size_rtx_costs): Update prototype.
18644 (arm_rtx_costs): Pass speed down to helper functions.
18645 (arm_slowmul_rtx_costs): Rework cost calculations.
18646 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18647 (arm_9e_rtx_costs): Likewise.
18649 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18651 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18652 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18653 (alpha_legitimize_address): Do not split local symbols wider than
18654 UNITS_PER_WORD into HIGH/LO_SUM parts.
18656 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18659 * gcc.c (process_command): Replace call to execvp with calls
18660 to pex_one and exit.
18662 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18665 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18666 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18667 variant for devices with 3-byte PC.
18668 (__tablejump_elpm__): New.
18670 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18673 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18674 offsetof member-designator, handle it as `[0].'.
18676 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18678 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18679 function when not using named sections on targets with named sections
18680 if branch distance is less than 262132.
18682 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18684 * combine.c (combine_instructions): Recompute
18685 optimize_this_for_speed_p for each BB in the main combine loop.
18687 2009-01-12 Tomas Bily <tbily@suse.cz>
18690 * tree-loop-distribution.c (prop_phis): New function.
18691 (generate_builtin): Call prop_phis.
18692 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18694 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18696 PR tree-optimization/38807
18697 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18698 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18700 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18702 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18703 subreg of op0 to the original op0.
18705 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18707 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18709 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18712 * mips-tfile.c (parse_def): Fix parsing of def strings
18713 starting with digits.
18715 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18718 * config/arm/arm.c (arm_is_long_call_p): Don't call
18719 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18721 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18723 * regrename.c (regrename_optimize): Fix dumping.
18724 (find_oldest_value_reg): Preserve REG_POINTER.
18725 (copy_hardreg_forward_1): Likewise.
18727 2009-01-09 Diego Novillo <dnovillo@google.com>
18729 * gimple.h (struct gimple_statement_base) <uid>: Document
18730 the restrictions on its use.
18731 (gimple_uid): Tidy.
18732 (gimple_set_uid): Tidy.
18734 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18736 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18737 zero guard even if align_bytes != 0 and count is smaller than
18740 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18742 PR rtl-optimization/38495
18743 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18744 (add_range_and_copies_from_move_list): Print all added ranges.
18745 Add ranges to memory optimized destination.
18747 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18751 * config/i386/i386.c (override_options): Reject
18752 -mstringop-strategy=rep_8byte with -m32.
18753 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18754 to 1. Do count comparison against epilogue_size_needed at compile
18755 time even when count_exp was constant forced into register. For
18756 size_needed don't jump to epilogue, instead just avoid aligning
18757 and invoke the body algorithm. If need_zero_guard, add zero guard
18758 even if count is non-zero, but smaller than size_needed + number of
18759 bytes that could be stored for alignment.
18760 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18761 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18762 but smaller than size_needed + number of bytes that could be stored
18763 for alignment. Compare size_needed with epilogue_size_needed instead
18764 of desired_align - align, don't adjust size_needed, pass
18765 epilogue_size_needed to the epilogue expanders.
18768 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18770 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18772 * pa.c (last_address): Change to unsigned.
18773 (update_total_code_bytes): Change argument to unsigned. Don't
18774 check if insn addresses are set.
18775 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18776 addresses are not set.
18777 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18779 2009-01-09 Nick Clifton <nickc@redhat.com>
18781 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18782 DECL_DECLARED_INLINE_P.
18784 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18786 PR middle-end/38347
18787 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18788 GET_MODE (op0) in operand_subword_force calls.
18790 PR middle-end/38771
18791 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18792 fold_convert arg0 operands to TREE_TYPE (op0) first.
18794 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18796 * params.def (ira-max-conflict-table-size): Decrease default value
18799 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18801 PR tree-optimization/37031
18802 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18804 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18805 allocate it using gc instead of heap, use VEC_quick_push instead of
18807 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18808 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18809 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18810 allocated vector from heap allocated.
18811 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18812 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18813 vector only after perfect_loop_nest_depth call.
18815 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18816 Jan Sjodin <jan.sjodin@amd.com>
18818 PR tree-optimization/38559
18819 * graphite.c (debug_value, copy_constraint,
18820 swap_constraint_variables, scale_constraint_variable, ): New.
18821 (get_lower_bound, get_upper_bound): Removed.
18822 (graphite_trans_bb_strip_mine): Clean up this code that works
18823 only for constant number of iterations. Fully copy upper and
18824 lower bound constraints, not only the constant part of them.
18825 * graphite.h (debug_value): Declared.
18827 2009-01-08 Ira Rosen <irar@il.ibm.com>
18829 PR tree-optimization/37194
18830 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18831 Don't add the cost of cost model guard in prologue to scalar
18832 outside cost in case of known number of iterations.
18834 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18835 Alan Modra <amodra@bigpond.net.au>
18837 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18838 non-word-aligned REG+CONST addressing.
18840 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18843 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18844 free_after_compilation when outputting a thunk.
18845 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18846 Do not call free_after_compilation here.
18848 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18850 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18851 (ix86_valid_target_attribute_inner_p): Ditto.
18853 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18855 PR tree-optimization/38492
18856 PR tree-optimization/38498
18857 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18858 * tree-chrec.h (scev_is_linear_expression): Declared.
18859 * graphite.c (graphite_cannot_represent_loop_niter): New.
18860 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18861 (graphite_loop_normal_form): Use gcc_assert.
18862 (scan_tree_for_params): Use CASE_CONVERT.
18863 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18864 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18865 Use gcc_assert. Discard scops that contain unhandled cases.
18866 (build_scop_conditions): Return a boolean status for unhandled cases.
18867 (strip_mine_profitable_p): Print the loop number, not its depth.
18868 (is_interchange_valid): Pass the depth of the loop nest, don't
18869 recompute it wrongly.
18870 (graphite_trans_bb_block): Same.
18871 (graphite_trans_bb_block): Print tentative of loop blocking.
18872 (graphite_trans_scop_block): Do not print that the loop has been
18874 (graphite_transform_loops): Do not handle scops that contain condition
18877 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18879 AVX Programming Reference (December, 2008)
18880 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18881 (_mm256_stream_pd): Likewise.
18882 (_mm256_stream_ps): Likewise.
18884 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18885 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18886 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18887 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18888 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18889 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18890 (ix86_expand_special_args_builtin): Likewise.
18892 * config/i386/sse.md (AVXMODEDI): New.
18893 (avx_movnt<mode>): Likewise.
18894 (avx_movnt<mode>): Likewise.
18895 (<sse>_movnt<mode>): Remove AVX support.
18896 (sse2_movntv2di): Likewise.
18898 2009-01-07 Richard Guenther <rguenther@suse.de>
18900 PR middle-end/38751
18901 * fold-const.c (extract_muldiv): Remove obsolete comment.
18902 (fold_plusminus_mult_expr): Undo MINUS_EXPR
18903 to PLUS_EXPR canonicalization for the canonicalization.
18905 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
18907 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
18908 hosted cross-compilers generating less efficient code.
18910 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18912 * function.h (rtl_data): Add a dbr_scheduled_p field.
18913 * reorg.c (dbr_schedule): Set it.
18914 (gate_handle_delay_slots): Check it.
18915 * config/mips/mips.c (mips_base_delayed_branch): Delete.
18916 (mips_reorg): Check flag_delayed_branch instead of
18917 mips_base_delayed_branch.
18918 (mips_override_options): Don't set mips_base_delayed_branch
18919 or flag_delayed_branch.
18921 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18923 PR rtl-optimization/38426.
18924 * ira.c (ira): Set current_function_is_leaf earlier.
18926 2009-01-06 Jakub Jelinek <jakub@redhat.com>
18928 PR rtl-optimization/38722
18929 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
18930 too early, only set a flag and modify after last possible
18933 2009-01-06 Janis Johnson <janis187@us.ibm.com>
18936 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
18937 * real.c (decimal_single_format): Correct values of emin and emax.
18938 (decimal_double_format): Ditto.
18939 (decimal_quad_format): Ditto.
18940 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
18941 computation of DECnn_MIN and DECnn_MAX for corrected values of
18942 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
18943 __DECnn_MIN__, and adjust its computation for the corrected value
18946 2009-01-06 Jan Hubicka <jh@suse.cz>
18949 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
18951 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
18953 * doc/contrib.texi (Contributors): Slightly adjust the end note.
18954 Add Robert Clark to the list of testers.
18956 2009-01-06 Jan Hubicka <jh@suse.cz>
18957 Kai Tietz <kai.tietz@onevision.com>
18959 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
18960 * config/i386/i386.c (ix86_expand_call): Add clobbers.
18962 2009-01-06 Jan Hubicka <jh@suse.cz>
18963 Kai Tietz <kai.tietz@onevision.com>
18965 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
18967 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
18968 (ix86_nsaved_regs): Count only general purpose regs.
18969 (ix86_nsaved_sseregs): New.
18970 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
18971 to 16 for w64; compute padding and size of sse reg save area.
18972 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
18973 general purpose regs.
18974 (ix86_emit_save_sse_regs_using_mov): New.
18975 (ix86_expand_prologue): Save SSE regs if needed.
18976 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
18977 (ix86_emit_restore_sse_regs_using_mov): New.
18978 (ix86_expand_epilogue): Save SSE regs if needed.
18980 2009-01-06 Jan Hubicka <jh@suse.cz>
18981 Kai Tietz <kai.tietz@onevision.com>
18983 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
18984 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
18985 functions when accumulate outgoing args is off.
18987 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18990 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
18991 before using pseudos_have_intersected_live_ranges_p.
18993 * ira-int.h (ira_assert): Always define.
18995 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18997 AVX Programming Reference (December, 2008)
18998 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
18999 (_mm256_permute2_pd): Likewise.
19000 (_mm_permute2_ps): Likewise.
19001 (_mm256_permute2_ps): Likewise.
19002 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19003 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19005 * config/i386/i386.c (ix86_builtins): Remove
19006 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19007 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19008 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
19009 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
19010 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
19011 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
19012 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
19013 __builtin_ia32_vpermil2ps256.
19014 (ix86_init_mmx_sse_builtins): Updated.
19015 (ix86_expand_args_builtin): Likewise.
19017 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19019 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19020 long absolute calls when generating PA 2.0 code.
19022 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19024 PR rtl-optimization/38583
19025 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19027 * params.def (ira-max-conflict-table-size): New.
19029 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19031 * ira.h (ira_conflicts_p): New external definition.
19033 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19034 table. Report this. Return result of building.
19035 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19036 building conflict table.
19038 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19039 (ira_color): Use ira_conflicts_p.
19041 * global.c: Include ira.h.
19042 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19045 * Makefile.in (global.o): Add ira.h.
19047 * ira-build.c (mark_all_loops_for_removal,
19048 propagate_some_info_from_allocno): New.
19049 (remove_unnecessary_allocnos): Call
19050 propagate_some_info_from_allocno.
19051 (remove_low_level_allocnos): New.
19052 (remove_unnecessary_regions): Add parameter. Call
19053 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19054 parameter to remove_unnecessary_regions.
19055 (ira_build): Remove all regions but root if the conflict table was
19056 not built. Update conflict hard regs for allocnos crossing calls.
19058 * ira.c (ira_conflicts_p): New global.
19059 (ira): Define and use ira_conflicts_p.
19061 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19062 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19063 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19065 2009-01-06 Ben Elliston <bje@au.ibm.com>
19067 * gengtype-lex.l (YY_NO_INPUT): Define.
19069 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19072 * c-common.c (handle_vector_size_attribute): Also reject
19073 BOOLEAN_TYPE types.
19075 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
19077 PR tree-optimization/38492
19078 * graphite.c (rename_map_elt, debug_rename_elt,
19079 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
19080 rename_map_elt_info, eq_rename_map_elts,
19081 get_new_name_from_old_name, bb_in_sese_p): Moved around.
19082 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
19083 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
19084 (sese_build_livein_liveouts): New.
19085 (new_sese, free_sese): New.
19086 (new_scop): Call new_sese.
19087 (free_scop): Call free_sese.
19088 (rename_variables_from_edge, rename_phis_end_scop): Removed.
19089 (register_old_new_names): Renamed register_old_and_new_names.
19090 (register_scop_liveout_renames, add_loop_exit_phis,
19091 insert_loop_close_phis, struct igp,
19092 default_liveout_before_guard, add_guard_exit_phis,
19093 insert_guard_phis, copy_renames): New.
19094 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
19095 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
19096 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
19097 (scop_adjust_phis_for_liveouts): New.
19098 (gloog): Call scop_adjust_phis_for_liveouts.
19100 * graphite.h (struct sese): Documented. Added fields liveout,
19101 num_ver and livein.
19102 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
19103 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
19104 (struct scop): Added field liveout_renames.
19105 (SCOP_LIVEOUT_RENAMES): New.
19107 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19109 PR tree-optimization/38510
19110 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
19111 (translate_clast): Call recompute_all_dominators before
19113 (gloog): Call recompute_all_dominators before graphite_verify.
19115 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19116 Jan Sjodin <jan.sjodin@amd.com>
19118 PR tree-optimization/38500
19119 * graphite.c (create_sese_edges): Call fix_loop_structure after
19122 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19124 * config.gcc: Add m32r*-*-rtems*.
19125 * config/m32r/rtems.h: New file.
19127 2009-01-05 Ben Elliston <bje@au.ibm.com>
19129 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
19130 (.po.pox): Likewise.
19131 (po/gcc.pot): Likewise.
19133 2009-01-04 David S. Miller <davem@davemloft.net>
19135 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
19136 (STARTING_FRAME_OFFSET): Always set to zero.
19138 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19140 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
19141 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
19142 fixed-point types, and vectors of the same.
19144 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19146 * config/mips/sync.md (*mb_barrier): Rename to...
19147 (*memory_barrier): ...this.
19149 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
19151 * doc/extend.texi (Function Attributes): Move @cindex after @item
19152 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
19153 and put in alphabetical order. Fix 'target' name and put in order.
19154 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
19157 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
19159 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
19160 (memory_barrier): Expand as unspec instead of unspec_volatile.
19161 Remove mem:BLK from insn operands. Use Pmode scratch register.
19162 (*memory_barrier): Define as unspec instead of unspec_volatile.
19163 Use (match_dup 0) as input operand.
19165 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
19166 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
19167 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
19168 scratch register. Remove operand 1.
19169 (*stbar): Define as unspec instead of unspec_volatile.
19170 Use (match_dup 0) as input operand, remove (const_int 8).
19171 (*membar): Define as unspec instead of unspec_volatile.
19172 Use (match_dup 0) as input operand, remove input operand 2.
19174 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
19175 (memory_barrier): Expand as unspec instead of unspec_volatile.
19176 Remove mem:BLK from insn operands. Use Pmode scratch register.
19177 (*memory_barrier): Define as unspec instead of unspec_volatile.
19178 Use (match_dup 0) as input operand.
19180 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
19181 Remove mem:BLK from insn operands. Use Pmode scratch register.
19182 Set volatile flag on operand 0.
19183 (*memory_barrier): New insn pattern.
19185 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
19187 (*memory_barrier): Use (match_dup 0) as input operand.
19189 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
19190 Remove mem:BLK from insn operands. Use Pmode scratch register.
19191 Set volatile flag on operand 0.
19192 (*mb_internal): New insn pattern.
19194 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
19196 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19198 PR middle-end/38586
19199 * function.c (struct temp_slot): Move to the section of the file
19200 that deals with temp slots. Remove field 'address'.
19201 (temp_slot_address_table): New hash table of address -> temp slot.
19202 (struct temp_slot_address_entry): New struct, items for the table.
19203 (temp_slot_address_compute_hash, temp_slot_address_hash,
19204 temp_slot_address_eq, insert_temp_slot_address): Support functions
19206 (find_temp_slot_from_address): Rewrite to use the new hash table.
19207 (remove_unused_temp_slot_addresses): Remove addresses of temp
19208 slots that have been made available.
19209 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
19210 worker function for remove_unused_temp_slot_addresses.
19211 (assign_stack_temp_for_type): Don't clear the temp slot address list.
19212 Add the temp slot address to the address -> temp slot map.
19213 (update_temp_slot_address): Update via insert_temp_slot_address.
19214 (free_temp_slots): Call remove_unused_temp_slot_addresses.
19215 (pop_temp_slots): Likewise.
19216 (init_temp_slots): Allocate the address -> temp slot map, or empty
19217 the map if it is already allocated.
19218 (prepare_function_start): Initialize temp slot processing.
19220 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19222 PR middle-end/38584
19223 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
19224 Calculate the size of all stack vars assuming no packing of stack
19225 vars will happen, replacing a quadratic algorithm with a linear one.
19227 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19230 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
19233 2009-01-03 Diego Novillo <dnovillo@google.com>
19235 * doc/contrib.texi: Update contributions.
19237 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19240 * builtins.c (fold_builtin_memory_op): Give up if either operand
19241 is volatile. Set srctype or desttype to non-qualified version
19245 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19246 and FUNCTION_DECLs.
19248 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19250 PR rtl-optimization/35805
19251 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19252 problem if fast dce is able to remove any instructions.
19253 * dce.c (dce_process_block): Fix dump message.
19255 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19258 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19260 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19262 PR middle-end/38690
19263 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19264 * tree-pretty-print.c (op_code_prio): New function.
19265 (op_prio): No longer static. Use op_code_prio.
19266 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19267 Use op_prio and op_code_prio to determine if () should be
19268 printed around operand(s) or not.
19270 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19271 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19272 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19273 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19274 pp_character instead of pp_string for single letter printing.
19276 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19278 * doc/extend.texi: Fix '#pragma GCC option' typo.
19280 2009-01-02 Richard Guenther <rguenther@suse.de>
19282 * doc/install.texi (--enable-checking): Mention different
19283 default for stage1.
19284 (--enable-stage1-checking): Document.
19286 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19288 PR middle-end/30142
19289 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19290 case to be an error.
19292 2009-01-02 Ben Elliston <bje@au.ibm.com>
19294 * config/fp-bit.h (pack_d): Constify argument.
19295 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19296 (isnan): Constify argument.
19298 (iszero): Likewise.
19299 (pack_d): Likewise.
19300 (_fpadd_parts): Constify return type.
19301 (_fpmul_parts): Likewise.
19302 (_fpdiv_parts): Likewise.
19304 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19307 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19308 warn about overwriting initializer with side-effects or
19309 -Woverride-init if !IMPLICIT.
19310 (output_init_element): Likewise. Pass IMPLICIT down to
19312 (process_init_element): Add IMPLICIT argument. Pass it down
19313 to output_init_element.
19314 (push_init_element, pop_init_level, set_designator): Adjust
19315 process_init_element callers.
19316 (set_nonincremental_init, set_nonincremental_init_from_string):
19317 Adjust add_pending_init callers.
19318 (output_pending_init_elements): Adjust output_init_element callers.
19319 * c-tree.h (process_init_element): Adjust prototype.
19320 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19321 process_init_element callers.
19324 Copyright (C) 2009 Free Software Foundation, Inc.
19326 Copying and distribution of this file, with or without modification,
19327 are permitted in any medium without royalty provided the copyright
19328 notice and this notice are preserved.