1 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3 * config/s390/s390.c (override_options): Default
4 max-unrolled-insns to 100 for z10 tuning.
6 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
8 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
10 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
11 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
12 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
13 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
14 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
16 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
18 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
19 use default set in mingw32.h header.
20 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
21 64-bit /mingw/include path.
22 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
25 2009-07-23 Neil Vachharajani <nvachhar@google.com>
27 PR rtl-optimization/40209
28 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
30 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
32 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
33 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
34 with the rest of string where appropriate. Use fputs or putc
35 instead of fprintf where appropriate.
37 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
38 Pat Haugen <pthaugen@us.ibm.com>
39 Revital Eres <ERES@il.ibm.com>
41 * config/rs6000/vector.md: New file. Move most of the vector
42 expander support here from altivec.md to allow for the VSX vector
43 unit in the future. Add support for secondary_reload patterns.
44 Rewrite the patterns for vector comparison, and vector comparison
45 predicate instructions so that the RTL expresses the desired
46 behavior, instead of using unspec.
48 * config/rs6000/constraints.md ("f" constraint): Use
49 rs6000_constraints to hold the precalculated register class.
50 ("d" constraint): Ditto.
51 ("wd" constraint): New constraint for VSX.
52 ("wf" constraint): Ditto.
53 ("ws" constraint): Ditto.
54 ("wa" constraint): Ditto.
55 ("wZ" constraint): Ditto.
56 ("j" constraint): Ditto.
58 * config/rs6000/predicates.md (vsx_register_operand): New
60 (vfloat_operand): New predicate for vector.md.
61 (vint_operand): Ditto.
62 (vlogical_operand): Ditto.
63 (easy_fp_constant): If VSX, 0.0 is an easy constant.
64 (easy_vector_constant): Add VSX support.
65 (altivec_indexed_or_indirect_operand): New predicate for
66 recognizing Altivec style memory references with AND -16.
68 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
69 for vector secondary reload support.
70 (rs6000_vector_reg_class): Delete, replacing it with rs6000_constraints.
71 (rs6000_vsx_reg_class): Ditto.
72 (rs6000_constraints): New array to hold the register classes of
73 each of the register constraints that can vary at runtime.
74 (builtin_mode_to_type): New static array for builtin function type
76 (builtin_hash_table): New static hash table for builtin function
78 (TARGET_SECONDARY_RELOAD): Define target hook.
79 (TARGET_IRA_COVER_CLASSES): Ditto.
80 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
81 registers are 128 bits if VSX memory reference instructions are used.
82 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
84 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
85 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
86 Print several of the scheduling related parameters.
87 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
88 rs6000_constraints instead of rs6000_vector_reg_class. Move
89 -mdebug=reg code to rs6000_debug_reg_global. Add support for
90 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
91 Altivec. Add VSX support. Setup for secondary reload support on
92 Altivec/VSX registers.
93 (rs6000_override_options): Make power7 set the scheduling groups
94 like the power5. Add support for new debug switches to override
95 the scheduling defaults. Temporarily disable -mcpu=power7 from
96 setting -mvsx. Add support for debug switches -malways-hint,
97 -msched-groups, and -malign-branch-targets.
98 (rs6000_buitlin_conversion): Add support for returning unsigned
99 vector conversion functions to fix regressions due to stricter
101 (rs6000_builtin_mul_widen_even): Ditto.
102 (rs6000_builtin_mul_widen_odd): Ditto.
103 (rs6000_builtin_vec_perm): Ditto.
104 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
105 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
107 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
109 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
110 VSX types for bit operations. Changes to accomidate vector.md.
113 (struct builtin_description_predicates): Rewrite predicate
114 handling so that RTL describes the operation, instead of passing
115 the instruction to be used as a string argument.
116 (bdesc_altivec_preds): Ditto.
117 (altivec_expand_predicate_builtin): Ditto.
118 (altivec_expand_builtin): Ditto.
119 (rs6000_expand_ternop_builtin): Use a switch instead of an if
120 statement for vsldoi support.
121 (altivec_expand_ld_builtin): Change to use new names from vector.md.
122 (altivec_expand_st_builtin): Ditto.
123 (paired_expand_builtin): Whitespace changes.
124 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
125 builtin_mode_to_type table for secondary reload. Call
126 builtin_function_type to build random builtin functions.
127 (altivec_init_builtins): Change to use builtin_function_type to
128 create builtin function types dynamically as we need them.
129 (builtin_hash_function): New support for hashing the tree types
130 for builtin function as we need it, rather than trying to build
131 all of the trees that we need. Add initial preliminary VSX support.
132 (builtin_function_type): Ditto.
133 (builtin_function_eq): Ditto.
134 (builtin_hash_struct): Ditto.
135 (rs6000_init_builtins): Ditto.
136 (rs6000_common_init_builtins): Ditto.
137 (altivec_init_builtins): Ditto.
138 (rs6000_common_init_builtins): Ditto.
139 (enum reload_reg_type): New enum for simplifing reg classes.
140 (rs6000_reload_register_type): Simplify register classes into GPR,
141 Vector, and other registers. Altivec and VSX addresses in reload.
142 (rs6000_secondary_reload_inner): Ditto.
143 (rs6000_ira_cover_classes): New target hook, that returns the
144 appropriate cover classes, based on -mvsx being used or not.
145 (rs6000_secondary_reload_class): Add VSX support.
146 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
147 (get_vsel_insn): Ditto.
148 (rs6000_emit_vector_compare): Rewrite vector conditional support
149 so that where we can, we use RTL operators, instead of blindly use
151 (rs6000_emit_vector_select): Ditto.
152 (rs6000_emit_vector_cond_expr): Ditto.
153 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
154 (create_TOC_reference): Add -mdebug=addr support.
155 (emit_frame_save): VSX loads/stores need register indexed addressing.
157 * config/rs6000/rs6000.md: Include vector.md.
159 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
161 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
162 support for V2DI, V2DF in logical, permute, select operations.
164 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
165 switch for vsx/power7.
166 (-mvsx-scalar-memory): Ditto.
167 (-mvsx-align-128): Ditto.
168 (-mallow-movmisalign): Ditto.
169 (-mallow-df-permute): Ditto.
170 (-msched-groups): Ditto.
171 (-malways-hint): Ditto.
172 (-malign-branch-targets): Ditto.
174 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
176 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
177 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
178 (rs6000_vector_reg_class): Delete.
179 (rs6000_vsx_reg_class): Ditto.
180 (enum rs6000_reg_class_enum): New enum for the constraints that
181 vary based on target switches.
182 (rs6000_constraints): New array to hold the register class for all
183 of the register constraints that vary based on the switches used.
184 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
185 (enum rs6000_builtins): Add unsigned varients for the builtin
186 declarations returned by target hooks for expanding multiplies,
187 select, and permute operations. Add VSX builtins.
188 (enum rs6000_builtin_type_index): Add entries for VSX.
189 (V2DI_type_node): Ditto.
190 (V2DF_type_node): Ditto.
191 (unsigned_V2DI_type_node): Ditto.
192 (bool_long_type_node): Ditto.
193 (intDI_type_internal_node): Ditto.
194 (uintDI_type_internal_node): Ditto.
195 (double_type_internal_node): Ditto.
197 * config/rs6000/altivec.md (whole file): Move all expanders to
198 vector.md from altivec.md. Rename insn matching functions to be
200 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
201 (altivec_vcmp*): Ditto.
202 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
203 (VM): New iterator for moves that includes the VSX types.
204 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
205 (altivec_vperm_<mode>_uns): New, for unsigned types.
206 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
207 (altivec_eq<mode>): Ditto.
208 (altivec_gt<mode>): Ditto.
209 (altivec_gtu<mode>): Ditto.
210 (altivec_eqv4sf): Ditto.
211 (altivec_gev4sf): Ditto.
212 (altivec_gtv4sf): Ditto.
213 (altivec_vcmpbfp_p): Ditto.
215 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
217 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
220 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
223 * config/i386/i386.c (output_387_ffreep): Rewrite to return
224 ASM_SHORT instead of .word.
225 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
226 instead of .word in asm template.
228 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
231 * ira-lives.c (bb_has_abnormal_call_pred): New function.
232 (process_bb_node_lives): Use it.
234 * ira.c (setup_cover_and_important_classes): Don't setup
235 ira_important_class_nums. Add cover classes to the end of
237 (cover_class_order, comp_reg_classes_func,
238 reorder_important_classes): New.
239 (find_reg_class_closure): Use reorder_important_classes.
241 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
243 * config/i386/i386.c (i386_ira_cover_classes): New function.
244 (TARGET_IRA_COVER_CLASSES): Redefine.
246 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
247 importance of order of cover classes in the array.
249 2009-07-22 Diego Novillo <dnovillo@google.com>
251 * tree-pass.h (TDF_EH): Define.
252 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
253 contains TDF_EH, print the EH region number holding GS.
254 * tree-dump.c (dump_options): Add "eh".
255 * doc/invoke.texi: Document it.
257 2009-07-22 Doug Kwan <dougkwan@google.com>
259 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
261 2009-07-22 Michael Matz <matz@suse.de>
263 PR tree-optimization/35229
264 PR tree-optimization/39300
266 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
267 (inhibit_phi_insertion): New function.
268 (insert_into_preds_of_block): Call it for REFERENCEs.
269 (init_pre): Initialize and finalize scalar evolutions.
270 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
272 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
274 * config/i386/predicates.md (zero_extended_scalar_load_operand):
275 Use CONST_VECTOR_NUNITS to determine number of elements.
277 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
279 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
280 (U, W): Constraints are now deprecated and will be removed if we
282 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
284 ("prefetch"): Add the stcmh instruction for prefetching.
285 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
287 (s390_short_displacement): Return always true if compiling for
288 machines not providing the long displacement facility.
289 (s390_mem_constraint): Support the new constraint letter Z.
290 (s390_check_qrst_address): New function.
292 2009-07-21 DJ Delorie <dj@redhat.com>
294 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
297 2009-07-21 Jason Merrill <jason@redhat.com>
299 * c-common.c (max_tinst_depth): Increase default to 1024.
301 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
303 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
304 (vec_unpacku_float_lo_v4si): Ditto.
306 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
309 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
310 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
311 (builtin_description): Add __builtin_ia32_cvtudq2ps.
312 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
314 2009-07-21 Jakub Jelinek <jakub@redhat.com>
316 PR tree-optimization/40813
317 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
320 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
322 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
323 with a NOP_EXPR if needed.
325 2009-07-21 Paul Brook <paul@codesourcery.com>
327 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
328 Terminate debug dump with newline.
330 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
332 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
333 Cast "1" to unsigned HOST_WIDE_INT.
334 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
335 deposit length to the maximum length - lsb. Extend length if
336 HOST_BITS_PER_WIDE_INT is 32.
338 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
340 * cgraph.h (constant_pool_htab): New function.
341 (constant_descriptor_tree): Move from varasm.c.
342 * varasm.c (constant_pool_htab): New function.
343 (constant_descriptor_tree): Move to cgraph.h.
345 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
347 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
349 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
351 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
354 2009-07-20 Xinliang David Li <davidxl@google.com>
356 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
358 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
360 * config/mips/mips.md (move_type): Add arith.
361 (type): Handle arith.
362 (zero_extendsidi2): Rename this into ...
363 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
364 (zero_extendsidi2): New expander.
365 (*zero_extendsidi2_dext): New pattern.
367 2009-07-20 Nick Clifton <nickc@redhat.com>
369 * config.gcc (mips64-*-*): Add definition of tm_defines in order
370 to set MIPS_ABI_DEFAULT.
371 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
373 2009-07-20 Jakub Jelinek <jakub@redhat.com>
375 * tree-object-size.c (addr_object_size): Handle unions with
376 array in it as last field of structs in __bos (, 1) as __bos (, 0).
378 PR tree-optimization/40792
379 * tree.c (build_function_type_skip_args): Remove bogus assert.
381 2009-07-20 Jan Hubicka <jh@suse.cz>
382 Martin Jambor <mjambor@suse.cz>
384 * cgraph.h (combined_args_to_skip): New field.
385 * cgraph.c (cgraph_create_virtual_clone): Properly handle
386 combined_args_to_skip and args_to_skip.
387 * tree-inline.c (update_clone_info): New function.
388 (tree_function_versioning): Call update_clone_info.
389 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
391 (cgraph_materialize_all_clones): More extensive dumping, working
392 with combined_args_to_skip rather than args_to_skip.
394 2009-07-20 Ira Rosen <irar@il.ibm.com>
396 * tree-vectorizer.h (vectorizable_condition): Add parameters.
397 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
398 (get_initial_def_for_reduction): Likewise.
399 (vectorizable_reduction): Skip the check of first operand in case
400 of COND_EXPR. Add check that it is outer loop vectorization if
401 nested cycle was detected. Call vectorizable_condition() for
402 COND_EXPR. If reduction epilogue cannot be created do not fail for
403 nested cycles (if it is not double reduction). Assert that there
404 is only one type in the loop in case of COND_EXPR. Call
405 vectorizable_condition() to vectorize COND_EXPR.
406 * tree-vect-stmts.c (vectorizable_condition): Update comment.
407 Add parameters. Allow nested cycles if called from
408 vectorizable_reduction(). Use reduction vector variable if provided.
409 (vect_analyze_stmt): Call vectorizable_reduction() before
410 vectorizable_condition().
411 (vect_transform_stmt): Update call to vectorizable_condition().
413 2009-07-20 Christian Bruel <christian.bruel@st.com>
415 * config/sh/sh.opt (-mfmovd): Resurrect and document.
416 * doc/invoke.texi (-mfmovd): Likewise.
417 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
419 2009-07-20 Jan Hubicka <jh@suse.cz>
421 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
422 when handling SSA name.
424 2009-07-19 Jan Hubicka <jh@suse.cz>
426 PR tree-optimization/40676
427 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
428 virtual PHIs in empty BBs.
430 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
432 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
433 re-expanded the compound use gen_lowpart instead to convert to the
436 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
438 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
439 OUTER_CONST arguments.
440 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
441 the new wider mode will be masked off.
442 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
444 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
446 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
447 high-order bits are zero.
449 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
451 * combine.c (simplify_shift_const_1): Split code to determine
453 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
454 new bits shifted in are identical to the old sign bit.
456 2009-07-18 Richard Guenther <rguenther@suse.de>
459 * gimplify.c (gimplify_call_expr): Reject code using results from
460 functions returning void.
462 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
464 * doc/md.texi: Document the new PowerPC "es" constraint.
465 Document that "m" can include automodified addresses on this target,
466 and explain how %U must be used. Extend the "Q" and "Z" documentation
467 to suggest "es" as well as "m".
468 * config/rs6000/constraints.md (es): New memory constraint.
469 (Q, Z): Update strings to match new documentation.
471 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
473 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
474 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
475 * config/rs6000/predicates.md (volatile_mem_operand): Use
476 offsettable_nonstrict_memref_p.
477 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
478 (*floatunssidf2_internal): Likewise.
479 (*fix_truncdfsi2_internal): Likewise.
480 (*fix_trunctfsi2_internal): Likewise.
482 2009-07-17 Anatoly Sokolov <aesok@post.ru>
484 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
486 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
488 2009-07-17 Richard Guenther <rguenther@suse.de>
491 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
492 (pass_warn_unused_result): Likewise.
493 (TODO_set_props): Remove.
494 * omp-low.c (diagnose_omp_structured_block_errors): Change to
496 (pass_diagnose_omp_blocks): Define.
497 * c-decl.c (pop_file_scope): Do not finalize the CU here.
498 (c_gimple_diagnostics_recursively): Remove.
499 (finish_function): Do not call it.
500 (c_write_global_declarations): Continue after errors.
501 Finalize the CU here.
502 * c-gimplify.c (c_genericize): Do not gimplify here.
503 * c-common.c (c_warn_unused_result): Move ...
504 * tree-cfg.c (do_warn_unused_result): ... here.
505 (run_warn_unused_result): New function.
506 (gate_warn_unused_result): New function.
507 (pass_warn_unused_result): New pass.
508 * c-common.h (c_warn_unused_result): Remove.
509 * flags.h (flag_warn_unused_result): Declare.
510 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
511 * opts.c (flag_warn_unused_result): Initialize to false.
512 * toplev.c (compile_file): Add comment.
513 * omp-low.c (create_omp_child_function): Do not register
514 the function with the frontend.
515 (diagnose_omp_structured_block_errors): Prepare to be
516 called as optimization pass.
517 (gate_diagnose_omp_blocks): New function.
518 (pass_diagnose_omp_blocks): New pass.
519 * cgraph.h (cgraph_optimize): Remove.
520 (cgraph_analyze_function): Likewise.
521 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
522 * cgraphunit.c (cgraph_lower_function): Lower nested functions
523 before their parents here.
524 (cgraph_finalize_function): Not here.
525 (cgraph_analyze_function): Gimplify functions here.
526 (cgraph_finalize_compilation_unit): Continue after errors.
527 Optimize the callgraph from here.
528 (cgraph_optimize): Make static.
529 * langhooks.c (write_global_declarations): Finalize the CU.
530 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
531 (gimplify_function_tree): Assert we gimplify only once.
532 Set PROP_gimple_any property.
533 * tree-nested.c (gimplify_all_functions): New function.
534 (lower_nested_functions): Gimplify all nested functions.
535 * gimple.h (diagnose_omp_structured_block_errors): Remove.
536 * passes.c (init_optimization_passes): Add pass_warn_unused_result
537 and pass_diagnose_omp_blocks after gimplification. Do not
538 set TODO_set_props on all_lowering_passes.
539 (execute_one_pass): Do not handle TODO_set_props.
540 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
541 (gimplify.o): Add tree-pass.h dependency.
542 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
543 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
544 (unsave_r): Likewise.
545 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
548 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
550 * doc/service.texi (Service): Restore previously removed link,
551 which isn't broken after all.
553 2009-07-17 Richard Guenther <rguenther@suse.de>
555 PR tree-optimization/40321
556 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
557 PHI nodes to the maximal set.
558 (make_values_for_phi): Add PHI arguments to the maximal set.
559 (execute_pre): Dump PHI_GEN and the maximal set.
561 2009-07-17 Jakub Jelinek <jakub@redhat.com>
564 * gimplify.c (gimplify_conversion): Don't change non-conversions into
567 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
569 * doc/extend.texi (Nested Functions): Replace broken link with
571 * doc/service.texi (Service): Remove broken link.
573 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
576 * builtins.c (expand_builtin_memcmp): Use loc instead of
578 (expand_builtin_strncmp): Likewise.
580 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
581 Manuel López-Ibáñez <manu@gcc.gnu.org>
584 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
585 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
586 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
587 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
588 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
589 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
590 tree-inline.c, c-common.c, c-common.h, gimple.c,
591 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
592 convert.c: Add location argument to fold_{unary,binary,ternary},
593 fold_build[123], build_call_expr, build_size_arg,
594 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
595 fold_build1_initializer, fold_build2_initializer,
596 fold_build3_initializer, fold_build_call_array,
597 fold_build_call_array_initializer, fold_single_bit_test,
598 omit_one_operand, omit_two_operands, invert_truthvalue,
599 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
600 combine_comparisons, fold_builtin_*, fold_call_expr,
601 build_range_check, maybe_fold_offset_to_address, round_up,
604 2009-07-16 Jason Merrill <jason@redhat.com>
607 * c-common.c (c_common_reswords): Add __is_standard_layout
609 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
610 * doc/implement-cxx.texi: New.
611 * doc/gcc.texi: Include it.
613 2009-07-16 DJ Delorie <dj@redhat.com>
615 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
616 compares that may be indirectly affected by previous instructions.
618 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
620 * builtins.c (do_mpc_arg2): New.
621 (fold_builtin_2): Fold builtin cpow.
622 * real.h (HAVE_mpc_pow): New.
624 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
626 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
627 comparison to skip unprofitable schedule
629 2009-07-16 Simon Baldwin <simonb@google.com>
631 * gcc.c (option_map): New flag -no-canonical-prefixes.
632 * (display_help): Print help text for new flag.
633 * (process_command): Move options translation and language specifics
634 and handle new flag early. Use it to set a function pointer to a
635 prefix builder. Replace make_relative_prefix calls with calls to
636 the function pointed to. Ignore new flag in regular options handling.
637 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
639 2009-07-15 DJ Delorie <dj@redhat.com>
641 * config/mep/mep.md (sibcall_internal): Change register to avoid
643 (sibcall_value_internal): Likewise.
645 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
647 PR rtl-optimization/40710
648 * resource.c (mark_target_live_regs): Reset DF problem to LR.
650 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
652 * config/mips/mips.md (*extenddi_truncate<mode>,
653 *extendsi_truncate<mode>): Change type attribute to move_type
654 with shift_shift. Split out code handling exts from here ...
655 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
657 (*extendhi_truncateqi): Change type attribute to move_type with
658 shift_shift. Split out code handling exts from here ...
659 (*extendhi_truncateqi_exts): ... to this new pattern.
661 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
663 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
664 instead of "and" with inverted sign bit mask value. Use
665 "nonimmediate_operand" for operand 1 and operand 2 predicate.
666 Allocate registers only for operand 4 and operand 5.
668 2009-07-15 Jakub Jelinek <jakub@redhat.com>
671 * fold-const.c (fold_cond_expr_with_comparison): When folding
672 < and <= to MIN, make sure the MIN uses the same type as the
673 comparison's operands.
675 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
677 * arm.md (ior_xor): New code iterator.
678 (split for ior/xor with shift and zero-extend): New split pattern.
679 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
681 2009-07-15 Richard Guenther <rguenther@suse.de>
683 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
686 2009-07-15 Richard Guenther <rguenther@suse.de>
689 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
691 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
693 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
694 handle 2.6.30 kernel.
696 2009-07-15 DJ Delorie <dj@redhat.com>
698 * config/mep/mep.md (sibcall_internal): Change register to allow
699 for 24-bit addresses.
700 (sibcall_value_internal): Likewise.
702 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
704 * doc/invoke.texi: Added descriptions of the scheduling heuristics
705 that are enabled/disabled by the flags introduced by a previous patch.
707 2009-07-14 DJ Delorie <dj@redhat.com>
709 * config/mep/mep.md (sibcall_internal): Include non-toggling
711 (sibcall_value_internal): Likewise.
713 2009-07-14 Taras Glek <tglek@mozilla.com>
714 Rafael Espindola <espindola@google.com>
716 * doc/sourcebuild.texi: Document install-plugin target.
717 * configure.ac: Added install-plugin target to language makefiles.
718 * configure: Regenerate.
719 * Makefile.in: (install-plugin): Install more headers,
720 depend on lang.install-plugin.
722 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
724 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
727 2009-07-14 DJ Delorie <dj@redhat.com>
729 * config/mep/mep.c (mep_vliw_jmp_match): New function.
730 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
731 * config/mep/mep.md (sibcall_internal): Change test from
732 mep_vliw_mode_match to mep_vliw_jmp_match.
733 (sibcall_value_internal): Likewise.
735 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
737 * config/i386/sse.md (copysign<mode>3): New expander.
738 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
739 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
740 Use ix86_build_const_vector.
741 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
742 IX86_BUILTIN_CPYSGNPD.
743 (builtin_description): Add __builtin_ia32_copysignps and
744 __builtin_ia32_copysignpd.
745 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
746 and BUILT_IN_COPYSIGNF.
748 2009-07-13 Jason Merrill <jason@redhat.com>
750 * builtins.c (can_trust_pointer_alignment): New fn.
751 (get_pointer_alignment): Factor it out from here.
752 * tree.h: Declare it.
754 2009-07-14 David Edelsohn <edelsohn@gnu.org>
756 * config/rs6000/predicates.md (offsettable_mem_operand): Test
759 2009-07-14 Dodji Seketeli <dodji@redhat.com>
763 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
765 2009-07-14 Richard Guenther <rguenther@suse.de>
766 Andrey Belevantsev <abel@ispras.ru>
769 * cfgexpand.c (partition_stack_vars): Do not bother to update
770 alias information when not optimizing.
772 2009-07-14 Richard Guenther <rguenther@suse.de>
773 Andrey Belevantsev <abel@ispras.ru>
775 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
776 (pt_solution_set): Likewise.
777 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
778 * tree-ssa-structalias.c (pt_solution_set): New function.
779 * final.c (rest_of_clean_state): Free SSA data structures.
780 * print-rtl.c (print_decl_name): Remove.
781 (print_mem_expr): Implement in terms of print_generic_expr.
782 * alias.c (ao_ref_from_mem): New function.
783 (rtx_refs_may_alias_p): Likewise.
784 (true_dependence): Query alias-export info.
785 (canon_true_dependence): Likewise.
786 (write_dependence_p): Likewise.
787 * tree-dfa.c (get_ref_base_and_extent): For void types leave
789 * emit-rtl.c (component_ref_for_mem_expr): Remove.
790 (mem_expr_equal_p): Use operand_equal_p.
791 (set_mem_attributes_minus_bitpos): Do not use
792 component_ref_for_mem_expr.
793 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
794 (update_alias_info_with_stack_vars): Likewise.
795 (partition_stack_vars): Call update_alias_info_with_stack_vars.
796 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
797 explicitly nor clear stmt operands.
798 Free the decl-to-pointer map.
799 * tree-optimize.c (execute_free_datastructures): Do not free
800 SSA data structures here.
801 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
802 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
803 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
805 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
807 2009-07-13 DJ Delorie <dj@redhat.com>
809 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
810 unrolling at the right iteration count.
812 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
815 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
817 * haifa-sched.c (rank_for_schedule): Introduced flags to
818 enable/disable individual scheduling heuristics.
819 * common.opt: Introduced flags to enable/disable individual
820 heuristics in the scheduler.
821 * doc/invoke.texi: Introduced flags to enable/disable individual
822 heuristics in the scheduler.
824 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
826 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
827 config/i386/mingw-tls.c.
828 * config/i386/mingw-tls.c: Removed.
830 2009-07-13 Ira Rosen <irar@il.ibm.com>
832 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
833 checks access only relevant statements.
834 (vectorizable_reduction): Likewise.
836 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
838 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
839 just for 32-bit case.
841 2009-07-12 Jan Hubicka <jh@suse.cz>
843 PR tree-optimization/40585
844 * except.c (expand_resx_expr): When there already is resume
845 instruction, produce linked list.
846 (build_post_landing_pads): Assert that resume is empty.
847 (connect_post_landing_pads): Handle resume lists.
848 (dump_eh_tree): Dump resume list.
850 2009-07-12 Ira Rosen <irar@il.ibm.com>
852 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
853 with additional argument.
854 * tree-vectorizer.h (enum vect_def_type): Add
855 vect_double_reduction_def.
856 (vect_is_simple_reduction): Add argument.
857 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
859 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
860 vect_is_simple_reduction with additional argument.
861 (vect_analyze_loop_operations): Handle exit phi nodes in case of
863 (reduction_code_for_scalar_code): Handle additional codes by
864 returning ERROR_MARK for them. Fix comment and indentation.
865 (vect_is_simple_reduction): Fix comment, add argument to specify
866 double reduction. Detect double reduction.
867 (get_initial_def_for_induction): Fix indentation.
868 (get_initial_def_for_reduction): Fix comment and indentation.
869 Handle double reduction. Create initial definitions that do not
870 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
871 (vect_create_epilog_for_reduction): Fix comment, add argument to
872 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
873 epilogue result extraction. Create double reduction phi node and
874 replace relevant uses.
875 (vectorizable_reduction): Call vect_is_simple_reduction with
876 additional argument. Fix indentation. Update epilogue code treatment
877 according to the changes in reduction_code_for_scalar_code. Check
878 for double reduction. Call vect_create_epilog_for_reduction with
880 * tree-vect-stmts.c (process_use): Handle double reduction, update
882 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
883 (vect_get_vec_def_for_operand): Likewise.
885 2009-07-12 Danny Smith <dansmister@gmail.com>
887 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
888 dllexport if !TREE_PUBLIC.
889 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
891 2009-07-11 Anatoly Sokolov <aesok@post.ru>
893 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
894 (avr_extra_arch_macro) Remove declatation.
895 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
896 (avr_extra_arch_macro) Declare as static.
897 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
899 2009-07-11 Jan Hubicka <jh@suse.cz>
902 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
904 2009-07-11 Jakub Jelinek <jakub@redhat.com>
907 * dwarf2out.c (dw_fde_struct): Add in_std_section and
908 cold_in_std_section bits.
909 (dwarf2out_begin_prologue): Initialize them.
910 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
911 if already covered by text_section or cold_text_section range.
913 PR rtl-optimization/40667
914 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
915 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
916 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
917 * config/i386/i386.c (ix86_minimum_alignment): New function.
918 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
919 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
920 * emit-rtl.c (gen_reg_rtx): Likewise.
921 * function.c (assign_parms): Likewise. If nominal_type needs
922 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
923 rather than passed_type's alignment.
926 * function.c (assign_parm_setup_stack): Adjust
927 MEM_OFFSET (data->stack_parm) if promoted_mode is different
928 from nominal_mode on big endian.
930 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
932 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
934 2009-07-10 DJ Delorie <dj@redhat.com>
936 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
938 2009-07-10 Mark Mitchell <mark@codesourcery.com>
940 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
942 (thumb2_cbnz): Likewise.
944 2009-07-10 David Daney <ddaney@caviumnetworks.com>
947 * config.gcc (supported_defaults): Add synci.
948 (with_synci): Add validation.
949 (all_defaults): Add synci.
950 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
953 * config/mips/mips.opt (msynci): New option.
954 * config/mips/mips.c (mips_override_options): Warn on use of
955 -msynci for targets that do now support it.
956 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
958 * gcc/doc/invoke.texi (-msynci): Document the new option.
959 * doc/install.texi (--with-synci): Document the new option.
961 2009-07-10 Richard Guenther <rguenther@suse.de>
963 PR tree-optimization/40496
964 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
965 the PHI result with a compatible type.
967 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
971 * c.opt (Wunused-result): New.
972 * doc/invoke.texi: Document it.
973 * c-common.c (c_warn_unused_result): Use it.
975 2009-07-09 DJ Delorie <dj@redhat.com>
977 * targhooks.c (default_target_can_inline_p): Rename from
978 default_target_option_can_inline_p.
979 * targhooks.h (default_target_can_inline_p): Likewise.
980 * target-def.h (TARGET_CAN_INLINE_P): Rename from
981 TARGET_OPTION_CAN_INLINE_P.
982 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
983 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
984 (mep_target_can_inline_p): Rename from
985 mep_target_option_can_inline_p.
988 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
989 registers used to pass vectors.
991 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
993 2009-07-09 Tom Tromey <tromey@redhat.com>
995 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
996 * config/mmix/mmix.c: Include dwarf2.h.
997 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
998 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
999 * config/sh/sh.c: Include dwarf2.h.
1000 * config/i386/i386.c: Include dwarf2.h.
1001 * Makefile.in (DWARF2_H): Remove 'elf'.
1002 * except.c: Include dwarf2.h.
1003 * unwind-dw2.c: Include dwarf2.h.
1004 * dwarf2out.c: Include dwarf2.h.
1005 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1006 * unwind-dw2-fde.c: Include dwarf2.h.
1007 * dwarf2asm.c: Include dwarf2.h.
1009 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1011 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1012 (max_issue): Use it.
1013 * sched-int.h (struct sched_info: insn_finishes_block_p): New
1015 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
1016 (region_sched_info): Update.
1017 * sched-ebb.c (ebb_sched_info): Update.
1018 * modulo-sched.c (sms_sched_info): Update.
1019 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
1021 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1023 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1025 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1027 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1029 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1032 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1033 arg1 with arg01 if arg1 is already INTEGER_CST.
1035 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1037 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1038 Transform (and (truncate)) into (truncate (and)).
1040 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1042 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1043 creating LHS paradoxical subregs. Fix surrounding returns to
1044 use NULL_RTX rather than 0.
1046 2009-07-08 DJ Delorie <dj@redhat.com>
1048 * config/mep/mep.c: (mep_option_can_inline_p): New.
1049 (TARGET_OPTION_CAN_INLINE_P): Define.
1051 2009-07-08 Mark Wielaard <mjw@redhat.com>
1054 * dwarf2out.c (add_data_member_location_attribute): When we have
1055 only a constant offset don't emit a new location description using
1056 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1059 2009-07-08 Richard Henderson <rth@redhat.com>
1062 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1063 (enum reg_class): Add CLOBBERED_REGS.
1064 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1065 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1066 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1067 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1068 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1069 force 64-bit sibcalls into R11.
1070 * config/i386/constraints.md (U): New constraint.
1071 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1072 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1073 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1075 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1077 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1079 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1080 * ebitmap.h (dump_ebitmap): Ditto.
1081 * optabs.h (optab_libfunc): Ditto.
1082 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
1083 * tree-flow.h (vect_can_force_dr_alignment_p,
1084 get_vectype_for_scalar_type): Ditto.
1085 (vectorize_loops): Move prototype to ...
1086 * tree-vectorizer.h: ... here. Also, adjust comment.
1087 (vect_set_verbosity_level): Remove duplicate prototype.
1088 * tree-ssa-loop.c: Include tree-vectorizer.h.
1089 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
1091 2009-07-08 Nick Clifton <nickc@redhat.com>
1093 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
1096 2009-07-08 DJ Delorie <dj@redhat.com>
1098 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
1099 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
1100 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
1102 * config/mep/intrinsics.md: Regenerated.
1103 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
1104 registers when asm() or calls are detected.
1106 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1109 * gimplify.c (gimplify_expr): Propagate no_warning flag when
1111 * gimple (gimple_build_call_from_tree): Likewise.
1112 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
1113 no_warning flag before warning.
1115 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1117 * tree.c (set_expr_locus): Remove.
1118 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
1119 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
1121 * gimplify.c (internal_get_tmp_var): Likewise.
1122 (gimplify_call_expr): Likewise.
1123 (gimplify_one_sizepos): Likewise.
1125 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
1128 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
1129 to variables for debugging purposes.
1131 2009-06-23 Mark Loeser <mark@halcy0n.com>
1134 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
1136 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1138 * pretty-print.c (pp_base_format): Remove %J.
1139 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1140 gcc_cxxdiag_char_table): Likewise.
1141 (init_dynamic_diag_info): Likewise.
1143 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1145 * pretty-print.c (pp_base_format): Remove %H.
1146 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1147 gcc_cxxdiag_char_table): Likewise.
1148 (init_dynamic_diag_info): Likewise.
1149 * config/mep/mep.c (mep_select_section): Likewise.
1151 2009-07-07 Duncan Sands <baldrick@free.fr>
1153 * final.c (pass_clean_state): Give the pass a name.
1154 * passes.c (pass_rest_of_compilation): Likewise.
1155 * tree-optimize.c (pass_all_optimizations): Likewise.
1157 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
1159 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
1160 an extra 'decl' for error_at.
1162 2009-07-07 Jakub Jelinek <jakub@redhat.com>
1165 * tree-tailcall.c (adjust_return_value_with_ops,
1166 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
1167 if it has complex or vector type.
1169 2009-07-07 Olivier Hainque <hainque@adacore.com>
1171 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
1174 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
1176 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
1178 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1180 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
1181 * c-decl.c: Likewise.
1182 * function.c: Likewise.
1183 * varasm.c: Likewise.
1184 * tree-ssa.c: Likewise.
1185 * c-common.c: Likewise.
1186 * tree-cfg.c: Likewise.
1187 * config/spu/spu.c: Likewise.
1188 * config/ia64/ia64.c: Likewise.
1189 * config/v850/v850.c: Likewise.
1191 2009-07-06 DJ Delorie <dj@redhat.com>
1193 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
1194 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
1195 unspecified accesses to control registers.
1196 * config/mep/intrinsics.md: Regenerate.
1197 * config/mep/intrinsics.h: Regenerate.
1198 * config/mep/mep-intrin.h: Regenerate.
1200 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1202 * c-lex.c: Replace %H by an explicit location. Update all calls.
1203 * c-common.c: Likewise.
1204 * c-decl.c: Likewise.
1205 * c-typeck.c: Likewise.
1206 * fold-const.c: Likewise.
1207 * gimplify.c: Likewise.
1209 * tree-cfg.c: Likewise.
1210 * tree-ssa-loop-niter.c: Likewise.
1211 * tree-vrp.c: Likewise.
1212 * value-prof.c: Likewise.
1214 2009-07-06 Diego Novillo <dnovillo@google.com>
1216 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
1217 if it has one. Handle cases where VAR does not have an
1218 annotation or cfun is NULL.
1220 2009-07-06 Diego Novillo <dnovillo@google.com>
1222 * tree.c: Include debug.h.
1223 (initialize_tree_contains_struct): New.
1224 (init_ttree): Call it.
1225 (tree_node_structure_for_code): Factor out of ...
1226 (tree_node_structure): ... here.
1227 * treestruct.def (TS_PHI_NODE): Remove.
1228 (TS_GIMPLE_STATEMENT): Remove.
1230 2009-07-06 Diego Novillo <dnovillo@google.com>
1232 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
1233 (debug_tree_chain): Handle cycles.
1235 2009-07-06 Nick Clifton <nickc@redhat.com>
1236 DJ Delorie <dj@redhat.com>
1238 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1239 __FMOVD_ENABLED__ is defined.
1241 (TARGET_FMOVD): Provide a default definition.
1242 (MASK_FMOVD): Likewise.
1243 (TARGET_CPU_CPP_BUILTINS): Define
1244 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1245 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1246 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
1247 (split for DF load from memory into register): Also handle
1248 MEMs which consist of REG+DISP addressing.
1249 (split for DF store from register to memory): Likewise.
1250 (movsf_ie): Always use single fp_mode.
1251 * config/sh/sh.c (sh_override_options): Do not automatically
1252 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1253 that to the -mfmovd command line switch.
1254 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1255 (fldi_ok): Always allow.
1256 * config/sh/sh.opt (mfmovd): Remove this switch.
1257 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1259 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1260 Kaz Kojima <kkojima@gcc.gnu.org>
1262 PR rtl-optimization/30807
1263 * postreload.c (reload_combine): For every new use of REG_SUM,
1264 record the use of BASE.
1266 2009-07-06 Jan Hubicka <jh@suse.cz>
1268 * params.def: Revert my accidental commit at 2009-06-30.
1270 2009-07-04 Ian Lance Taylor <iant@google.com>
1273 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1275 (mingw_format_attribute_overrides): Likewise.
1277 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1280 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1281 don't check cfa.reg. Instead of cfa.indirect use
1282 fde && fde->drap_reg != INVALID_REGNUM test.
1284 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1286 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1288 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1291 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1293 2009-07-03 Richard Guenther <rguenther@suse.de>
1295 PR tree-optimization/40640
1296 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1299 2009-07-03 Jan Hubicka <jh@suse.cz>
1301 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1302 for size, reduce amount of inlining.
1304 2009-07-03 Richard Guenther <rguenther@suse.de>
1307 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1308 if t +- x is known to not overflow and the conversion widens the
1310 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1312 2009-07-03 Jan Hubicka <jh@suse.cz>
1314 * ipa-pure-const.c (analyze): Update loop optimizer init.
1315 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1316 try_remove_empty_loop, remove_empty_loops): Remove.
1317 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1318 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1319 to mark regular loops as neccesary.
1320 (degenerate_phi_p): New function.
1321 (propagate_necessity, remove_dead_phis): Use it.
1322 (forward_edge_to_pdom): Likewise.
1323 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1324 virtual PHI nodes that became unreachable.
1325 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1326 * tree-flow.h (remove_empty_loops): Remove.
1327 * passes.c (init_optimization_passes): Remove.
1329 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1331 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1332 can_create_pseudo_p.
1333 (*fix_trunc<mode>_i387_1): Ditto.
1334 (*floathi<mode>2_1): Ditto.
1335 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1336 (*fistdi2_1): Ditto.
1337 (*fist<mode>2_1): Ditto.
1338 (frndintxf2_floor): Ditto.
1339 (*fist<mode>2_floor_1): Ditto.
1340 (frndintxf2_ceil): Ditto.
1341 (*fist<mode>2_ceil_1): Ditto.
1342 (frndintxf2_trunc): Ditto.
1343 (frndintxf2_mask_pm): Ditto.
1344 (fxam<mode>2_i387_with_temp): Ditto.
1345 * config/i386/sse.md (mulv16qi3): Ditto.
1346 (*sse2_mulv4si3): Ditto.
1348 (sse4_2_pcmpestr): Ditto.
1349 (sse4_2_pcmpistr): Ditto.
1351 2009-07-03 Jan Hubicka <jh@suse.cz>
1353 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1354 (mark_stmt_necessary): Set it.
1355 (mark_operand_necessary): Set it.
1356 (mark_control_dependent_edges_necessary): Set it.
1357 (mark_virtual_phi_result_for_renaming): New function.
1358 (get_live_post_dom): New function.
1359 (forward_edge_to_pdom): New function.
1360 (remove_dead_stmt): Fix handling of control dependences.
1361 (tree_dce_init): Init new bitmap.
1362 (tree_dce_done): Free it.
1364 2009-07-02 Richard Guenther <rguenther@suse.de>
1367 * tree-ssa-structalias.c (new_var_info): Initialize
1370 2009-07-02 Jan Hubicka <jh@suse.cz>
1372 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1375 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1377 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1378 instead of recomputing it. Adjust calls.
1379 (emit_store_flag): Adjust recursive calls.
1381 2009-07-02 Richard Guenther <rguenther@suse.de>
1383 * tree-ssa-live.c (remove_unused_locals): Do not remove
1385 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1386 of DECL_EXTERNAL for HEAP variables.
1387 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1388 HEAP variables. Do not adjust RESTRICT vars.
1389 (find_what_var_points_to): Nobody cares if something
1392 2009-07-02 Ben Elliston <bje@au.ibm.com>
1394 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1395 pc_low and pc_high declarations to the top of the function.
1397 2009-07-01 DJ Delorie <dj@redhat.com>
1399 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1401 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1402 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1403 unspecified accesses to control registers.
1404 * config/mep/intrinsics.md: Regenerate.
1405 * config/mep/intrinsics.h: Regenerate.
1406 * config/mep/mep-intrin.h: Regenerate.
1408 2009-07-01 Anthony Green <green@moxielogic.com>
1410 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1411 instruction when possible.
1412 (moxie_expand_prologue): Ditto. Also, save an instruction and
1413 some complexity by popping off of $r12 instead of $sp.
1414 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1417 2009-07-01 Richard Henderson <rth@redhat.com>
1420 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1421 contained no insns, reposition note before last insn.
1423 2009-07-01 Richard Henderson <rth@redhat.com>
1426 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1427 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1429 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1432 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1433 darwin9 for printing reg addresses with %y.
1435 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1437 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1438 truncation from operands in binary operations.
1440 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1443 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1444 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1445 subreg of op0 to the original op0.
1447 * expmed.c (store_bit_field_1): Use a temporary as the destination
1448 instead of a paradoxical subreg when we need to truncate the result.
1450 2009-07-01 DJ Delorie <dj@redhat.com>
1452 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1453 names to VLIW variants.
1454 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1455 * config/mep/intrinsics.md: Regenerate.
1456 * config/mep/intrinsics.h: Regenerate.
1457 * config/mep/mep-intrin.h: Regenerate.
1459 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1462 * jump.c (returnjump_p): Revert last patch.
1463 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1465 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1468 * pa.md (casesi32p): Use jump table label to determine the offset
1470 (casesi64p): Likewise.
1472 * pa.c (forward_branch_p): Return bool type. Use instruction
1473 addresses when available. Assert that INSN has a jump label.
1474 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1477 2009-07-01 Richard Guenther <rguenther@suse.de>
1479 PR tree-optimization/19831
1480 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1481 that only act as barriers do not make any previous stores necessary.
1482 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1483 HEAP variables global, do not add a constraint from nonlocal.
1484 (find_func_aliases): Handle escapes through return statements.
1485 (compute_points_to_sets): Make escaped HEAP variables global.
1487 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1490 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1491 after reducing a DImode cstore to SImode.
1493 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1495 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1496 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1498 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1500 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1501 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1503 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1504 and umod_optab if TARGET_BSD_DIVMOD.
1505 * config/vax/lib1funcs.asm: New file.
1506 * config/vax/t-linux: New file.
1507 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1509 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1512 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1513 to type arguments that have void type.
1516 * dwarf2out.c (gen_formal_parameter_die): Call
1517 equate_decl_number_to_die if node is different from origin.
1519 2009-06-30 Anthony Green <green@moxielogic.com>
1521 Clean up moxie port for --enable-build-with-cxx.
1522 * config/moxie/moxie.c (moxie_function_value): First two
1523 parameters are const_tree, not tree.
1524 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1525 (REG_CLASS_NAMES): Ditto.
1526 (REGNO_REG_CLASS): Ditto.
1527 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1528 (moxie_function_value): Fix constyness of arguments.
1530 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1532 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1533 finalize_size_functions before further processing.
1534 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1535 (variable_size): Call self_referential_size on size expressions
1536 that contain a PLACEHOLDER_EXPR.
1537 (size_functions): New static variable.
1538 (copy_self_referential_tree_r): New static function.
1539 (self_referential_size): Likewise.
1540 (finalize_size_functions): New global function.
1541 * tree.c: Include tree-inline.h.
1542 (push_without_duplicates): New static function.
1543 (find_placeholder_in_expr): New global function.
1544 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1546 <tcc_expression>: Likewise.
1547 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1548 the call in the expression.
1549 * tree.h (finalize_size_functions): Declare.
1550 (find_placeholder_in_expr): Likewise.
1551 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1552 (substitute_placeholder_in_expr): Update comment.
1553 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1555 (copy_tree_body_r): Likewise.
1556 (copy_tree_body): New static function.
1557 (maybe_inline_call_in_expr): New global function.
1558 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1559 (maybe_inline_call_in_expr): Declare.
1560 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1561 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1564 2009-06-30 Richard Guenther <rguenther@suse.de>
1566 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1568 (propagate_necessity): Do not mark reaching defs of stores
1571 2009-06-30 Jan Hubicka <jh@suse.cz>
1573 * cfgloopanal.c (check_irred): Move into ...
1574 (mark_irreducible_loops): ... here; return true if ireducible
1576 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1577 (analyze_function): Try to prove loop finiteness.
1578 * cfgloop.h (mark_irreducible_loops): Update prototype.
1579 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1581 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1583 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1585 2009-06-30 Ira Rosen <irar@il.ibm.com>
1587 PR tree-optimization/40542
1588 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1591 2009-06-30 Martin Jambor <mjambor@suse.cz>
1593 PR tree-optimization/40582
1594 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1595 than useless_type_conversion_p.
1596 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1599 2009-06-30 Martin Jambor <mjambor@suse.cz>
1602 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1604 2009-06-30 Richard Guenther <rguenther@suse.de>
1606 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1607 use ao_ref references.
1608 (walk_aliased_vdefs): Likewise.
1609 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1610 * tree-ssa-dce.c (struct ref_data): Remove.
1611 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1612 (mark_aliased_reaching_defs_necessary): Adjust.
1613 (mark_all_reaching_defs_necessary_1): Likewise.
1615 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1618 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1619 (emit_store_flag_1): Extract from emit_store_flag, adjust
1620 calls to (what now is) emit_cstore.
1621 (emit_store_flag): Call emit_store_flag_1 and also use it
1622 for what used to be recursive calls.
1624 2009-06-30 Wei Guozhi <carrot@google.com>
1627 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1628 if the target bb post dominates from bb.
1629 * config/i386/i386.c (memory_address_length): Check existence of base
1630 register before using it.
1632 2009-06-30 Nick Clifton <nickc@redhat.com>
1633 DJ Delorie <dj@redhat.com>
1635 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1636 __FMOVD_ENABLED__ is defined.
1638 (TARGET_FMOVD): Provide a default definition.
1639 (MASK_FMOVD): Likewise.
1640 (TARGET_CPU_CPP_BUILTINS): Define
1641 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1642 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1643 two fmov instructions depending upon whether TARGET_FMOVD is
1645 (split for DF load from memory into register): Also handle
1646 MEMs which consist of REG+DISP addressing.
1647 (split for DF store from register to memory): Likewise.
1648 * config/sh/sh.opt (mfmovd): Remove this switch.
1649 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1650 * config/sh/sh.c (sh_override_options): Do not automatically
1651 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1652 that to the -mfmovd command line switch.
1654 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1656 (fldi_ok): Always allow.
1657 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1659 2009-06-29 DJ Delorie <dj@redhat.com>
1661 * doc/install.texi (mep-x-elf): Correct chip's full name.
1663 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1665 * doc/extend.texi: Fix typo.
1667 2009-06-29 Tom Tromey <tromey@redhat.com>
1670 * Makefile.in (DWARF2_H): New variable.
1672 (dwarf2out.o): Likewise.
1673 (dwarf2asm.o): Likewise.
1674 * config/i386/t-i386: Use DWARF2_H.
1675 * except.c: Include elf/dwarf2.h.
1676 * unwind-dw2.c: Include elf/dwarf2.h.
1677 * dwarf2out.c: Include elf/dwarf2.h.
1678 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1679 <dtprel>: New field.
1680 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1681 (size_of_loc_descr): Likewise.
1682 (output_loc_operands_raw): Likewise.
1683 (output_loc_operands): Handle new dtprel field.
1684 (loc_checksum): Update.
1685 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1686 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1687 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1688 * dwarf2asm.c: Include elf/dwarf2.h.
1689 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1690 * config/mmix/mmix.c: Include elf/dwarf2.h.
1691 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1692 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1693 * config/sh/sh.c: Include elf/dwarf2.h.
1694 * config/i386/i386.c: Include elf/dwarf2.h.
1696 2009-06-29 DJ Delorie <dj@redhat.com>
1698 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1700 * doc/extend.texi: Add MeP attributes and pragmas.
1701 * doc/invoke.text: Add MeP Options.
1702 * doc/contrib.texi: Add MeP contribution.
1703 * doc/md.texi: Add MeP constraints.
1704 * doc/install.texi: Add MeP target.
1706 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1708 * target.h (struct gcc_target): Add frame_pointer_required field.
1709 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1710 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1711 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1713 * reload1.c (update_eliminables): (Ditto.).
1714 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1715 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1716 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1718 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1720 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1721 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1722 (arm_frame_pointer_required): New function.
1724 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1725 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1726 (avr_frame_pointer_required_p): Declare as static.
1727 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1729 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1730 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1731 (bfin_frame_pointer_required): Make as static, change return type
1733 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1735 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1736 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1737 (cris_frame_pointer_required): New function.
1739 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1741 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1742 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1743 (fr30_frame_pointer_required): New function.
1745 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1746 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1747 (frv_frame_pointer_required): Make as static, change return type
1749 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1751 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1752 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1753 (ix86_frame_pointer_required): Make as static, change return type to
1755 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1757 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1758 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1760 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1762 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1764 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1766 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1767 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1768 (mips_frame_pointer_required): Make as static.
1769 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1771 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1772 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1773 (mmix_frame_pointer_required): Mew function.
1775 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1776 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1778 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1780 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1782 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1784 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1785 (CAN_ELIMINATE): Redefine.
1786 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1787 (sparc_frame_pointer_required): New function.
1788 (sparc_can_eliminate): New function.
1789 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1791 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1792 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1794 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1795 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1796 (xtensa_frame_pointer_required): Make as static, change return type
1798 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1801 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1803 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1804 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1805 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1806 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1807 (register_callback): Handle PLUGIN_START_UNIT.
1808 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1810 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1812 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1814 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1815 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1817 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1819 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1822 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1824 * doc/extend.texi (Additional Floating Types): __float128 is also
1825 supported on i386 targets.
1827 2009-06-29 Richard Guenther <rguenther@suse.de>
1830 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1832 (pt_solutions_same_restrict_base): Declare.
1833 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1835 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1836 (make_constraint_from, make_copy_constraint): Move earlier.
1837 (make_constraint_from_heapvar): New function.
1838 (make_constraint_from_restrict): Likewise.
1839 (handle_lhs_call): Use it.
1840 (find_func_aliases): Use it to track conversions to restrict
1842 (struct fieldoff): Add only_restrict_pointers flag.
1843 (push_fields_onto_fieldstack): Initialize it.
1844 (create_variable_info_for): Track global restrict qualified pointers.
1845 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1846 Track restrict qualified pointer arguments.
1847 (set_uids_in_ptset): Use varinfo is_global_var flag.
1848 (find_what_var_points_to): Set the vars_contains_restrict flag.
1849 Always create the points-to solution for sets including restrict tags.
1850 (pt_solutions_same_restrict_base): New function.
1851 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1852 qualified pointers use pt_solutions_same_restrict_base as
1853 additional source for disambiguation.
1855 2009-06-29 Richard Guenther <rguenther@suse.de>
1858 * alias.c (find_base_decl): Remove.
1859 (get_deref_alias_set_1): Remove restrict handling.
1860 * c-common.c (c_apply_type_quals_to_decl): Do not set
1861 DECL_POINTER_ALIAS_SET.
1862 * gimplify.c (find_single_pointer_decl_1): Remove.
1863 (find_single_pointer_decl): Likewise.
1864 (internal_get_tmp_var): Remove restrict handling.
1865 (gimple_regimplify_operands): Likewise.
1866 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1867 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1868 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1869 * tree.c (restrict_base_for_decl): Remove.
1870 (init_ttree): Do not allocate it.
1871 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1872 LABEL_DECL_UID for label decls.
1873 (copy_node_stat): Do not copy restrict information.
1874 (decl_restrict_base_lookup): Remove.
1875 (decl_restrict_base_insert): Likewise.
1876 (print_restrict_base_statistics): Likewise.
1877 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1878 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1879 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1880 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1881 (LABEL_DECL_UID): Adjust.
1882 (DECL_BASED_ON_RESTRICT_P): Remove.
1883 (DECL_GET_RESTRICT_BASE): Likewise.
1884 (SET_DECL_RESTRICT_BASE): Likewise.
1885 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1887 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1888 instead of DECL_POINTER_ALIAS_SET.
1889 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1890 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1891 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1893 2009-06-29 Richard Guenther <rguenther@suse.de>
1895 PR tree-optimization/40579
1896 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1897 the IL to simplify has constants that overflowed.
1899 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1901 PR tree-optimization/40550
1902 * tree-vect-generic.c (expand_vector_operations_1): Compute in
1903 vector_compute_type only when the size of vector_compute_type is
1904 less than the size of type.
1906 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
1908 * fold-const.c (contains_label_1): Fix comments.
1909 (contains_label_p): Do not walk trees multiple time.
1911 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1913 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
1914 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
1915 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
1916 ix86_fp_comparison_operator.
1917 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
1918 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
1919 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
1920 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
1921 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
1922 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
1923 (related splits): Change predicate to ix86_fp_comparison_operator.
1924 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
1925 instead of ix86_fp_comparison_codes.
1926 (ix86_trivial_fp_comparison_operator,
1927 ix86_fp_comparison_operator): New.
1928 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
1929 (ix86_expand_compare): Eliminate last two parameters.
1930 (ix86_fp_jump_nontrivial_p): Kill.
1931 * config/i386/i386.c (put_condition_code): Eliminate call to
1932 ix86_fp_comparison_codes and subsequent assertion.
1933 (ix86_fp_comparison_codes): Eliminate.
1934 (ix86_fp_swap_condition): New.
1935 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
1936 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
1937 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
1938 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
1939 and ix86_fp_swap_condition.
1940 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
1941 Use ix86_fp_comparison_strategy.
1942 (ix86_expand_compare): Likewise. Eliminate last two arguments.
1943 (ix86_fp_jump_nontrivial_p): Eliminate.
1944 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
1945 call to ix86_expand_compare.
1946 (ix86_split_fp_branch, ix86_expand_setcc,
1947 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
1948 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
1950 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1952 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
1953 related to jump_clobbers.
1954 * config/arm/arm.md (conds): Remove jump_clob case.
1955 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
1956 splits): Change comparison_operator to arm_comparison_operator.
1957 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
1960 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1962 * dojump.c (do_compare_rtx_and_jump): Try swapping the
1963 condition for floating point modes.
1964 * expmed.c (emit_store_flag_1): Move here a bigger part
1966 (emit_store_flag): Try swapping the condition for floating point
1968 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
1970 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1972 * expr.c (expand_expr_real_1): Just use do_store_flag.
1973 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
1974 emit_store_flag_force.
1975 * expmed.c (emit_store_flag_force): Copy here trick
1976 previously in expand_expr_real_1. Try reversing the comparison.
1977 (emit_store_flag_1): Work if target is NULL.
1978 (emit_store_flag): Work if target is NULL, using the result mode
1979 from the comparison. Use split_comparison, restructure final part
1980 to simplify conditionals.
1982 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1984 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
1985 * dojump.c (do_jump): Change handling of floating-point
1986 ops to use just do_compare_and_jump.
1987 (split_comparison): New.
1988 (do_compare_rtx_and_jump): Add here logic coming previously
1989 in do_jump, using split_comparison.
1991 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
1994 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
1996 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1998 * tree-ssa-alias.c: Fix unintentional commit.
2000 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2002 * passes.c (execute_one_pass): Fix unintentional commit.
2004 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2006 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2007 (df_rd_local_compute, df_md_local_compute): Inline them.
2009 (df_md_scratch): New.
2010 (df_md_alloc, df_md_free): Allocate/free it.
2011 (df_md_local_compute): Only include live registers in init.
2012 (df_md_transfer_function): Prune the in-set computed by
2013 the confluence function, and the gen-set too.
2015 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2017 PR rtl-optimization/26854
2018 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
2019 * df-problems.c (df_rd_add_problem): Fix comment.
2020 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
2021 df_md_simulate_artificial_defs_at_top,
2022 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
2023 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2024 df_md_transfer_function, df_md_init, df_md_confluence_0,
2025 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2026 problem_MD, df_md_add_problem): New.
2027 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2028 df_md_get_bb_info): New.
2029 (DF_LAST_PROBLEM_PLUS1): Adjust.
2031 * Makefile.in (fwprop.o): Include domwalk.h.
2032 * fwprop.c: Include domwalk.h.
2033 (reg_defs, reg_defs_stack): New.
2034 (bitmap_only_bit_between): Remove.
2035 (process_defs): New.
2036 (process_uses): Use reg_defs and local_md instead of
2037 bitmap_only_bit_between and local_rd.
2038 (single_def_use_enter_block): New, from build_single_def_use_links.
2039 (single_def_use_leave_block): New.
2040 (build_single_def_use_links): Remove code moved to
2041 single_def_use_enter_block, invoke domwalk.
2042 (use_killed_between): Adjust comment.
2044 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2046 * bitmap.h (bitmap_ior_and_into): New.
2047 * bitmap.c (bitmap_ior_and_into): New.
2049 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2051 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2052 before_dom_children_before_stmts and after_dom_children_after_stmts.
2053 Rename the two remaining callbacks to just before_dom_children and
2054 after_dom_children. Remove other GIMPLE statement walking bits.
2055 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2056 * graphite.c: Do not include domwalk.h.
2057 * tree-into-ssa.c (interesting_blocks): New global.
2058 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2059 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2060 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2061 now that they're not domwalk callbacks.
2062 (rewrite_initialize_block): Rename to...
2063 (rewrite_enter_block): ... this, place after called functions. Test
2064 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2065 (rewrite_finalize_block): Rename to...
2066 (rewrite_leave_block): ... this, place after called functions.
2067 (rewrite_update_init_block): Rename to...
2068 (rewrite_update_enter_block): ... this, place after called functions.
2069 Test interesting_blocks, call rewrite_update_stmt and
2070 rewrite_update_phi_arguments.
2071 (rewrite_update_fini_block): Rename to...
2072 (rewrite_leave_block): ... this, place after called functions.
2073 (rewrite_blocks): Remove last argument, simplify initialization of
2075 (mark_def_sites_initialize_block): Rename to...
2076 (mark_def_sites_block): ... this, call mark_def_sites.
2077 (mark_def_sites_blocks): Remove argument, simplify initialization of
2079 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2080 (update_ssa): Likewise.
2081 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
2083 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
2084 (dom_opt_initialize_block): Rename to...
2085 (dom_opt_enter_block): ... this, place after called functions. Walk
2086 statements here, inline propagate_to_outgoing_edges.
2087 (dom_opt_finalize_block): Rename to...
2088 (dom_opt_leave_block): ... this, place after called functions.
2089 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
2091 (dse_enter_block, dse_record_phi): New.
2092 (dse_record_phis): Delete.
2093 (dse_finalize_block): Rename to...
2094 (dse_leave_block): ... this.
2095 (tree_ssa_dse): Simplify initialization of walk_data.
2096 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
2097 Adjust initialization of walk_data.
2098 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
2099 * tree-ssa-loop-phiopt.c (get_non_trapping):
2100 Adjust initialization of walk_data.
2101 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
2102 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
2103 it's not a domwalk callback.
2104 (uncprop_initialize_block): Rename to...
2105 (dse_enter_block): ... this, call uncprop_into_successor_phis.
2106 (dse_finalize_block): Rename to...
2107 (dse_leave_block): ... this.
2108 (tree_ssa_uncprop): Simplify initialization of walk_data.
2109 * Makefile.in: Adjust dependencies.
2111 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
2113 * arm.md (casesi): Fix test for Thumb1.
2114 (thumb1_casesi_internal_pic): Likewise.
2115 (thumb1_casesi_dispatch): Likewise.
2117 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
2119 * config/arm/arm-cores.def: Added core cortex-m0.
2120 * config/arm/arm-tune.md: Regenerated.
2121 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
2123 2009-06-26 DJ Delorie <dj@redhat.com>
2125 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
2127 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
2128 the scheduler doesn't tag jump insns.
2130 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
2132 * c-decl.c (merge_decls): Re-indent.
2134 2009-06-26 Janis Johnson <janis187@us.ibm.com>
2137 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
2138 Special-case decimal float constants.
2140 2009-06-26 Richard Henderson <rth@redhat.com>
2142 * function.h (struct function): Add cannot_be_copied_reason,
2143 and cannot_be_copied_set.
2144 * tree-inline.c (has_label_address_in_static_1): Rename from
2145 inline_forbidden_p_2; don't set inline_forbidden_reason here.
2146 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
2147 don't set inline_forbidden_reason.
2148 (copy_forbidden): New function, split out of inline_forbidden_p.
2149 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
2150 (inline_forbidden_p): Use copy_forbidden.
2151 (tree_versionable_function_p): Likewise.
2152 (inlinable_function_p): Merge into tree_inlinable_function_p.
2153 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
2154 * ipa-cp.c (ipcp_versionable_function_p): New function.
2155 (ipcp_cloning_candidate_p): Use it.
2156 (ipcp_node_modifiable_p): Likewise.
2158 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
2160 * builtins.c (expand_builtin_alloca): Handle builtin alloca
2161 that is marked not to be inlined. Remove flag_mudflap use.
2162 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
2163 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
2165 2009-06-26 Steve Ellcey <sje@cup.hp.com>
2168 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
2169 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
2171 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
2173 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
2175 (__mingwthr_remove_key_dtor): Likewise.
2177 2009-06-26 Richard Guenther <rguenther@suse.de>
2179 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
2181 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
2184 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
2185 try the non-cond_exec path also.
2187 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2190 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
2191 (output_cbranch): Use new functions.
2192 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
2195 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2196 Pat Haugen <pthaugen@us.ibm.com>
2197 Revital Eres <ERES@il.ibm.com>
2199 * config/rs6000/rs6000.c (print_operand): Correct lossage message
2200 for %c error. Add %x support to print VSX registers as a unified
2201 register set, instead of separate float and altivec registers.
2202 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
2203 %y case, and add support for VSX pre-modify addresses.
2204 (output_toc): Add assert for CONST containing an integer constant
2206 (rs6000_adjust_cost): Add POWER7 support.
2207 (insn_must_be_first_in_group): Ditto.
2208 (insn_must_be_last_in_group): Ditto.
2209 (rs6000_emit_popcount): Ditto.
2210 (rs6000_vector_mode_supported_p): Ditto.
2212 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
2213 Change some of the functions called by macros to being called
2214 through a pointer, so debug functions can be inserted if
2215 -mdebug=addr or -mdebug=cost.
2216 (rs6000_preferred_reload_class_ptr): Ditto.
2217 (rs6000_secondary_reload_class_ptr): Ditto.
2218 (rs6000_secondary_memory_needed_ptr): Ditto.
2219 (rs6000_cannot_change_mode_class_ptr): Ditto.
2220 (rs6000_secondary_reload_inner): Ditto.
2221 (rs6000_legitimize_reload_address): Ditto.
2222 (rs6000_legitimize_reload_address_ptr): Ditto.
2223 (rs6000_mode_dependent_address): Ditto.
2224 (rs6000_mode_dependent_address_ptr): Ditto.
2226 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
2227 function to return true if the mode allows reg + integer
2229 (virtual_stack_registers_memory_p): New function to return true if
2230 the address refers to a virtual stack register.
2231 (rs6000_legitimate_offset_address_p): Move code to say whether a
2232 mode supports reg+int addressing to reg_offset_addressing_ok_p and
2234 (rs6000_legitimate_address_p): Add checks for modes that only can
2235 do reg+reg addressing. Start adding VSX support.
2236 (rs6000_legitimize_reload_address): Ditto.
2237 (rs6000_legitimize_address): Ditto.
2238 (rs6000_debug_legitimate_address_p): New debug functions for
2239 -mdebug=addr and -mdebug=cost.
2240 (rs6000_debug_rtx_costs): Ditto.
2241 (rs6000_debug_address_costs): Ditto.
2242 (rs6000_debug_adjust_cost): Ditto.
2243 (rs6000_debug_legitimize_address): Ditto.
2244 (rs6000_legitimize_reload_address_ptr): Point to call normal
2245 function or debug function. Make functions called via pointer
2247 (rs6000_mode_dependent_address_ptr): Ditto.
2248 (rs6000_secondary_reload_class_ptr): Ditto.
2249 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2250 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2251 into a friendlier error.
2252 (rs6000_init_builtins): Add initial VSX support.
2253 (rs6000_adjust_cost): Fix some spacing issues.
2255 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2256 (REG_CLASS_NAMES): Ditto.
2257 (REG_CLASS_CONTENTS): Ditto.
2258 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2259 pointer, to add -mdebug=addr support.
2260 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2261 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2262 -mdebug=addr support.
2263 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2264 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2265 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2267 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2269 (bswapsi*): Set attribute types for load/store. Add combiner
2270 patterns to eliminate zero extend on 64-bit.
2271 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2272 stdbrx if the hardware supports those instructions.
2274 2009-06-25 Ian Lance Taylor <iant@google.com>
2276 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2277 (Link Options): Document -static-libstdc++.
2279 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2282 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2283 DATA_ALIGNMENT instead.
2285 2009-06-25 Richard Guenther <rguenther@suse.de>
2287 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2288 indirect references against the callused/escaped solutions.
2289 (call_may_clobber_ref_p_1): Likewise.
2291 2009-06-25 Martin Jambor <mjambor@suse.cz>
2293 PR tree-optimization/40493
2294 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2295 (enum unscalarized_data_handling): New type.
2296 (handle_unscalarized_data_in_subtree): Return what has been done.
2297 (load_assign_lhs_subreplacements): Handle left flushes differently.
2298 (sra_modify_assign): Use unscalarized_data_handling, simplified
2299 condition determining whether to remove the statement.
2301 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2303 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2304 excerpt - @ should be doubled for texinfo.
2306 2009-06-24 Ian Lance Taylor <iant@google.com>
2308 * config/arc/arc.c: Include "df.h".
2309 (arc_attribute_table): Make static. Move higher in file.
2310 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2311 (output_shift): Initialize n later to avoid warning.
2312 * config/arm/arm.c (arm_attribute_table): Make static. Move
2314 * config/avr/avr.c (avr_attribute_table): Make static. Move
2316 (reg_class_tab): Change array type from int to enum reg_class.
2317 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2319 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2320 (lshrhi3_out): Likewise.
2321 (class_likely_spilled_p): Change return type to bool.
2322 (avr_rtx_costs): Use local code variable with enum type.
2323 * config/avr/avr.md (movmemhi): Use add_reg_note.
2324 (andhi3, andsi3): Don't use AS2 with "and".
2325 (iorhi3, iorsi3): Don't use AS2 with "or".
2326 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2327 * config/crx/crx.c: Include "df.h".
2328 (crx_attribute_table): Make static.
2329 * config/m32r/m32r.c: Include "df.h".
2330 (m32r_attribute_table): Make static. Move higher in file.
2331 (pop): Use add_reg_note.
2332 (block_move_call): Change 0 to LCT_NORMAL in function call.
2333 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2334 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2335 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2336 declare, not just when TREE_CODE is defined.
2337 * config/m68hc11/m68hc11.c: Include "expr.h".
2338 (m68hc11_attribute_table): Make static. Move higher in file.
2339 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2341 (m68hc11_register_indirect_p): Likewise.
2342 (m68hc11_function_arg_padding): Change return type to enum
2344 (emit_move_after_reload): Use add_reg_note.
2345 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2346 (m68hc11_split_logical): Likewise.
2347 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2349 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2350 to VOIDmode in function call.
2351 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2353 (m68hc11_split_logical): Update declaration.
2354 (m68hc11_function_arg_padding): Update declaration.
2355 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2356 to array of enum reg_class.
2357 (mcore_attribute_table): Make static. Move higher in file.
2358 (mcore_rtx_costs): Add cast to enum type.
2359 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2360 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2361 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2363 * config/sh/predicates.md (trapping_target_operand): Rename and to
2365 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2367 * config/spu/spu.c (spu_attribute_table): Make static. Move
2369 * config/v850/v850.c (v850_attribute_table): Make static. Move
2371 (v850_rtx_costs): Use local code with enum type.
2372 (expand_epilogue): Add cast.
2373 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2375 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2378 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2379 -m2a-single-only and -m2a-nofpu.
2380 * config/sh/sh.opt: Document m2a generates FPU code.
2382 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2384 * defaults.h (CAN_ELIMINATE): Provide default.
2385 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2386 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2387 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2388 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2389 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2390 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2391 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2392 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2393 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2394 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2396 2009-06-24 DJ Delorie <dj@redhat.com>
2398 * mep-ext-cop.cpu: Fix copyright notice.
2399 * mep-default: Fix copyright notice.
2400 * mep-core: Fix copyright notice.
2401 * mep: Fix copyright notice.
2402 * mep-ivc2: Fix copyright notice.
2403 * mep-c5: Fix copyright notice.
2405 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2407 * doc/contrib.texi (Contributors):
2409 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2412 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2413 src and dst operands if necessary.
2415 2009-06-23 DJ Delorie <dj@redhat.com>
2418 * config.gcc: Add mep support.
2419 * recog.c: Resurrect validate_replace_rtx_subexp().
2420 * recog.h: Likewise.
2421 * config/mep/: Add new port:
2422 * config/mep/constraints.md: New file.
2423 * config/mep/default.h: New file.
2424 * config/mep/intrinsics.h: New file.
2425 * config/mep/intrinsics.md: New file.
2426 * config/mep/ivc2-template.h: New file.
2427 * config/mep/mep-c5.cpu: New file.
2428 * config/mep/mep-core.cpu: New file.
2429 * config/mep/mep-default.cpu: New file.
2430 * config/mep/mep-ext-cop.cpu: New file.
2431 * config/mep/mep-intrin.h: New file.
2432 * config/mep/mep-ivc2.cpu: New file.
2433 * config/mep/mep-lib1.asm: New file.
2434 * config/mep/mep-lib2.c: New file.
2435 * config/mep/mep-pragma.c: New file.
2436 * config/mep/mep-protos.h: New file.
2437 * config/mep/mep-tramp.c: New file.
2438 * config/mep/mep.c: New file.
2439 * config/mep/mep.cpu: New file.
2440 * config/mep/mep.h: New file.
2441 * config/mep/mep.md: New file.
2442 * config/mep/mep.opt: New file.
2443 * config/mep/predicates.md: New file.
2444 * config/mep/t-mep: New file.
2446 2009-06-23 Ian Lance Taylor <iant@google.com>
2448 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2449 from loose_warn into c_loose_warn and from strict_warn into
2450 c_strict_warn. Set and substitute warn_cxxflags. Check for
2451 --enable-build-with-cxx. Set and substitute
2452 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2453 * Makefile.in (CXXFLAGS): New variable.
2454 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2455 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2456 the default is the same as $(STRICT_WARN).
2457 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2458 (CXX): New variable.
2459 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2460 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2461 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2462 (HOST_LIBS): New variable.
2463 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2464 (ALL_CXXFLAGS): New variable.
2465 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2466 * doc/install.texi (Configuration): Document
2467 --enable-build-with-cxx, --with-stage1-ldflags,
2468 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2469 * configure: Rebuild.
2471 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2473 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2474 from previous commit.
2476 2009-06-23 Ian Lance Taylor <iant@google.com>
2478 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2480 2009-06-23 Ian Lance Taylor <iant@google.com>
2482 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2483 with ATTRIBUTE_UNUSED.
2485 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2486 Pat Haugen <pthaugen@us.ibm.com>
2487 Revital Eres <eres@il.ibm.com>
2489 * config.in (HAVE_AS_POPCNTD): Add default definition.
2490 (HAVE_AS_LWSYNC): Ditto.
2492 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2494 (gcc_cv_as_powerpc_cmpb): Ditto.
2495 (gcc_cv_as_powerpc_dfp): Ditto.
2496 (gcc_cv_as_powerpc_vsx): Ditto.
2497 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2498 supporting the popcntd/lwsync instructions.
2499 (gcc_cv_as_powerpc_lwsync): Ditto.
2500 * configure: Regenerate.
2502 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2503 -mcpu=native and -mcpu=power7.
2504 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2506 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2507 a variable instead of a mask to reduce the number of mask bits.
2508 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2509 (-mbit-word): Ditto.
2510 (-mregnames): Ditto.
2511 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2512 (-mfused-madd): Ditto.
2514 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2516 (-mvsx): New switch for VSX instructions.
2517 (-misel): Move from a variable to a mask to allow it to be set by
2520 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2521 function declaration to an array declaration.
2522 (rs6000_hard_regno_nregs): New external array declaration.
2524 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2525 files included by rs6000.md.
2527 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2528 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2530 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2532 (rs6000_debug_reg): New -mdebug= variables.
2533 (rs6000_debug_addr): Ditto.
2534 (rs6000_debug_cost): Ditto.
2535 (rs6000_pmode): New variable to hold Pmode.
2536 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2537 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2538 calculated at compiler start.
2539 (rs6000_hard_regno_nregs): Change function to an array which holds
2540 HARD_REGNO_NREGS calculated at compiler start.
2541 (rs6000_explicit_options): Delete isel field.
2542 (rs6000_vector_unit): New array to hold which vector unit
2543 supports arithmetic options for a given type.
2544 (rs6000_vector_mem): New array to hold which vector unit supports
2545 memory reference operations for a given type.
2546 (rs6000_vector_align): New array to given the alignment of each
2548 (power7_cost): New basic costs for power7.
2549 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2550 (rs6000_hard_regno_nregs_internal): New function, moved from
2551 HARD_REGNO_NREGS, to calculate the number of registers each hard
2552 register takes for each type.
2553 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2554 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2555 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2556 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2557 unit information here so it is calculated once at compiler startup
2559 (rs6000_override_options): Make -misel a target mask. Add more
2560 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2561 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2563 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2564 (rs6000_handle_option): Move -misel from variable to target mask.
2565 (rs6000_builtin_mask_for_load): Add VSX support.
2566 (rs6000_conditional_register_usage): Ditto.
2567 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2568 (function_arg_boundary): Ditto.
2569 (rs6000_expand_builtin): Ditto.
2570 (def_builtin): Make abort message a little friendlier.
2571 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2573 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2574 assembler support the popcntd instruction instead of a vsx
2575 instruction to enable power7 support.
2576 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2577 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2578 option to the assembler if -mcpu=native.
2579 (ASM_CPU_NATIVE_SPEC): Ditto.
2580 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2582 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2583 the lwsync instruction.
2584 (enum processor_type): Add PROCESSOR_POWER7.
2585 (rs6000_debug_reg): New -mdebug= options.
2586 (rs6000_debug_addr): Ditto.
2587 (rs6000_debug_cost): Ditto.
2588 (rs6000_isel): Delete.
2589 (enum rs6000_vector): New enum to say what vector unit we have.
2590 (VECTOR_UNIT_*): New macros to say which vector unit has
2591 arithmetic operations for a given type.
2592 (VECTOR_MEM_*): New macros to say which vector unit has memory
2593 operations for a given type.
2594 (TARGET_LDBRX): Whether the machine supports the ldbrx
2596 (TARGET_ISEL): Delete, -misel moved to be a mask.
2597 (TARGET_ISEL64): New macro for 64-bit isel support.
2598 (UNITS_PER_VSX_WORD): New macro.
2599 (POINTER_SIZE): Move to be an external variable, rather than
2600 calculating whether we are generating 32 ot 64-bit code.
2602 (STACK_BOUNDARY): Add VSX support.
2603 (LOCAL_ALIGNMENT): Ditto.
2604 (SLOW_UNALIGNED_ACCESS): Ditto.
2605 (VSX_REGNO_P): New macro for VSX support.
2606 (VFLOAT_REGNO_P): Ditto.
2607 (VINT_REGNO_P): Ditto.
2608 (VLOGICAL_REGNO_P): Ditto.
2609 (VSX_VECTOR_MODE): Ditto.
2610 (VSX_SCALAR_MODE): Ditto.
2612 (VSX_MOVE_MODE): Ditto.
2613 (VSX_REG_CLASS_P): Ditto.
2614 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2616 (UNITS_PER_SIMD_WORD): Add VSX support.
2617 (MODES_TIEABLE_P): Ditto.
2618 (STARTING_FRAME_OFFSET): Ditto.
2619 (STACK_DYNAMIC_OFFSET): Ditto.
2620 (EPILOGUE_USES): Ditto.
2621 (REGNO_REG_CLASS): Move to array lookup.
2622 (CLASS_MAX_NREGS): Ditto.
2623 (rs6000_vector_reg_class): Add declaration.
2624 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2625 overlap with the floating point and Altivec registers.
2627 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2629 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2630 give the appropriate asm switches if -mcpu=native.
2631 (host_detect_local_cpu): Add support for "asm".
2632 (host_detect_local_cpu): Follow GNU code guidelines for name.
2634 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2635 -mbit-word to a variable instead of being a target mask.
2637 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2638 emit the lwsync instruction instead of emitting the instruction as
2639 an integer constant.
2641 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2642 fixuns_trundfsi2, move expander into rs6000.md.
2644 * config/rs6000/rs6000.md (cpu): Add power7.
2645 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2646 (logical predicate patterns): Change the single instruction
2647 primitives that set CR0 to be fast_compare instead of compare.
2649 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2650 (popcntddi2): Ditto.
2651 (popcount<mode>): Ditto.
2652 (floating multiply/add insns): Name the floating point
2654 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2655 (isel_unsigned_<mode>): Ditto.
2656 (fixuns_trundfsi2): Move expander here from spe.md.
2657 (smindi3): Define if we have -misel on 64-bit systems.
2662 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2664 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2666 * config/avr/avr.c (avr_current_device): New variable.
2667 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2668 (avr_arch, mcu_type_s): Move to avr.h.
2669 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2670 default_data_section_start fields.
2671 (avr_arch): Moved from avr.c.
2672 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2673 library_name fields.
2674 (avr_current_device, avr_mcu_types, avr_arch_types,
2675 avr_device_to_arch, avr_device_to_data_start,
2676 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2677 (EXTRA_SPEC_FUNCTIONS): Define.
2678 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2679 options mapping. Use device_to_arch and device_to_data_start insted.
2680 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2681 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2682 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2683 * config/avr/driver-avr.c: New file.
2684 * config/avr/avr-devices.c: New file.
2686 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2688 * var-tracking.c (unshare_variable): Force initialized to
2689 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2690 (set_variable_part): Likewise.
2691 (struct variable_union_info): Remove pos_src field.
2692 (vui_vec, vui_allocated): New variables.
2693 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2694 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2695 == 1 use a simpler sorting algorithm. Compute pos field right
2696 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2697 Avoid quadratic comparison if !flag_var_tracking_uninit.
2698 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2699 unshare_variable unconditionally.
2700 (dataflow_set_different_2): Removed.
2701 (dataflow_set_different): Don't traverse second hash table.
2702 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2703 unconditionally to var_reg_set or var_mem_set.
2704 (emit_notes_in_bb): Likewise.
2705 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2707 (emit_note_insn_var_location): Don't set initialized to
2708 VAR_INIT_STATUS_INITIALIZED early.
2709 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2711 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2713 * tree-object-size.c (addr_object_size): Instead of checking
2714 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2715 are no FIELD_DECLs following it.
2717 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2719 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2720 order to match bswaps with signed source operands.
2722 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2724 * sdbout.c (sdbout_one_type): Fix braces in switch.
2726 2009-06-23 Richard Guenther <rguenther@suse.de>
2728 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2730 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2731 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2732 var_callused, callused_tree, var_storedanything, storedanything_tree,
2733 var_integer, integer_tree): Remove global variables.
2734 (new_var_info): Do not pass new id, append the new var to the
2735 global variable vector.
2736 (do_ds_constraint): Use is_global_var member of the variable-info.
2737 (new_scalar_tmp_constraint_exp): Adjust.
2738 (create_function_info_for): Likewise.
2739 (create_variable_info_for): Likewise.
2740 (find_what_var_points_to): Remove dead code.
2741 (init_base_vars): Simplify.
2742 (compute_points_to_sets): Adjust.
2744 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2746 * combine.c (try_combine): Dump information about the insns we're
2749 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2751 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2752 check when calling force_to_mode on TRUNCATE's operand.
2754 2009-06-22 Ian Lance Taylor <iant@google.com>
2756 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2758 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2760 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2762 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2764 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2765 override library linkage flags such as -static-libgcc or
2768 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2770 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2772 2009-06-22 Ian Lance Taylor <iant@google.com>
2774 * config/linux.opt: Put mglibc ahead of muclibc.
2776 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2777 for duplicate decls.
2779 2009-06-22 Matthias Klose <doko@ubuntu.com>
2781 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2783 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2786 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2787 instead of NULL if a parser error occurs.
2789 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2791 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2792 non-DWARF2_DEBUGGING_INFO version.
2794 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2796 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2797 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2799 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2800 (LIBGCC2_TF_CEXT): Define.
2803 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2806 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2808 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2810 * config/arm/arm.c (arm_override_options): Disable
2811 -mcaller-super-interworking and -mcallee-super-interworking.
2812 * doc/invoke.texi (ARM Options): Document this.
2814 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2816 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2817 * config/arm/constraints.md (j): New constraint for movw operands.
2818 (N): Remove thumb2 meaning.
2819 * config/arm/arm.md (*arm_movw): Delete.
2820 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2821 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2822 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2824 2009-06-22 Martin Jambor <mjambor@suse.cz>
2826 PR tree-optimization/40492
2827 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2828 build_ref_for_offset.
2830 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2832 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2833 JUMP_TABLE_DATA_P predicates where applicable.
2834 * auto-inc-dec.c: Ditto.
2835 * builtins.c: Ditto.
2836 * caller-save.c: Ditto.
2838 * cfgcleanup.c: Ditto.
2839 * cfglayout.c: Ditto.
2842 * combine-stack-adj.c: Ditto.
2848 * dwarf2asm.c: Ditto.
2849 * dwarf2out.c: Ditto.
2850 * emit-rtl.c: Ditto.
2856 * function.c: Ditto.
2859 * genpreds.c: Ditto.
2860 * genrecog.c: Ditto.
2862 * ira-costs.c: Ditto.
2863 * ira-lives.c: Ditto.
2866 * lower-subreg.c: Ditto.
2867 * modulo-sched.c: Ditto.
2869 * postreload.c: Ditto.
2870 * print-rtl.c: Ditto.
2879 * sched-vis.c: Ditto.
2881 * sel-sched-ir.c: Ditto.
2882 * simplify-rtx.c: Ditto.
2883 * targhooks.c: Ditto.
2884 * var-tracking.c: Ditto.
2885 * vmsdbgout.c: Ditto.
2887 2009-06-22 Matthias Klose <doko@ubuntu.com>
2889 * Makefile.in (install-plugin): Always use DESTDIR.
2891 2009-06-22 Olivier Hainque <hainque@adacore.com>
2893 * config/pa/pa.c (output_call): Don't optimize post call jumps
2894 into return address adjustments if the call may throw.
2896 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2898 * arm.c (thumb1_output_casesi): New function.
2899 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2900 optimizing for size or PIC.
2901 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2902 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
2903 (casesi): Handle Thumb-1 when optimizing for size or PIC.
2904 (thumb1_casesi_internal_pic): New expand rule.
2905 (thumb1_casesi_dispatch): New pattern.
2906 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
2908 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
2909 in the text seciton when PIC or optimizing for size.
2910 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2911 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
2912 preservation properties of code.
2913 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
2914 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
2915 (__gnu_thumb1_case_si): New function.
2916 * t-arm (LIB1ASMSRC): Define here.
2917 (LIB1ASMFUNCS): Add some common functions.
2918 * t-arm-elf (LIB1ASMSRC): Delete.
2919 (LIB1ASMFUNCS): Append to existing set.
2920 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2921 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2922 * t-symbian (LIB1ASMFUNCS): Likewise.
2923 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2924 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2926 2009-06-21 Richard Guenther <rguenther@suse.de>
2928 PR tree-optimization/38729
2929 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
2930 to loops with a single exit if -fno-expensive-optimizations.
2932 2009-06-21 Jakub Jelinek <jakub@redhat.com>
2934 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
2935 (dataflow_set): Change vars type from htab_t to shared_hash.
2936 (shared_hash_pool, empty_shared_hash): New variables.
2937 (vars_clear): Removed.
2938 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
2939 shared_hash_find_slot_unshare, shared_hash_find_slot,
2940 shared_hash_find_slot_noinsert, shared_hash_find): New
2942 (shared_hash_unshare, shared_hash_destroy): New functions.
2943 (unshare_variable): Unshare set->vars if shared, use
2945 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
2946 (get_init_value, find_src_set_src, dump_dataflow_set,
2947 clobber_variable_part, emit_notes_for_differences): Use
2949 (dataflow_set_init): Remove second argument, set vars to
2950 empty_shared_hash instead of creating a new htab.
2951 (dataflow_set_clear): Call shared_hash_destroy and set vars
2952 to empty_shared_hash instead of calling vars_clear.
2953 (dataflow_set_copy): Don't call vars_copy, instead just share
2954 the src htab with dst.
2955 (variable_union): Use shared_hash_*, use initially NO_INSERT
2956 lookup if set->vars is shared. Don't keep slot cleared before
2957 calling unshare_variable. Unshare set->vars if needed.
2958 Even ->refcount == 1 vars must be unshared if set->vars is shared
2959 and var needs to be modified.
2960 (variable_canonicalize): New function.
2961 (dataflow_set_union): If dst->vars is empty, just share src->vars
2962 with dst->vars and traverse with variable_canonicalize to canonicalize
2963 and unshare what is needed.
2964 (dataflow_set_different): If old_set and new_set use the same shared
2965 htab, they aren't different. If number of htab elements is different,
2966 htabs are different. Use shared_hash_*.
2967 (dataflow_set_destroy): Call shared_hash_destroy instead of
2969 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
2970 second argument to dataflow_set_init.
2971 (vt_initialize): Likewise. Initialize shared_hash_pool and
2972 empty_shared_hash, move bb in/out initialization afterwards.
2973 Use variable_htab_free instead of NULL as changed_variables del hook.
2974 (variable_was_changed): Change type of second argument to pointer to
2975 dataflow_set. When inserting var into changed_variables, bump
2976 refcount. Unshare set->vars if set is shared htab and slot needs to
2978 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
2979 lookup if set->vars is shared. Unshare set->vars if needed.
2980 Even ->refcount == 1 vars must be unshared if set->vars is shared
2981 and var needs to be modified. Adjust variable_was_changed caller.
2982 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
2983 vars must be unshared if set->vars is shared and var needs to be
2984 modified. Adjust variable_was_changed caller.
2985 (emit_note_insn_var_location): Don't pool_free var.
2986 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
2988 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
2989 free_alloc_pool on shared_hash_pool.
2991 2009-06-20 Anthony Green <green@moxielogic.com>
2993 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
2994 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
2996 2009-06-20 Richard Guenther <rguenther@suse.de>
2998 * tree-ssa-structalias.c (find_func_aliases): For memset use
2999 a constraint from NULL if we memset to zero.
3000 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
3001 we explicitly handle that do not read from memory.
3002 (call_may_clobber_ref_p_1): Properly handle builtins that may
3005 2009-06-20 Richard Guenther <rguenther@suse.de>
3007 PR tree-optimization/40495
3008 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3009 (new_scalar_tmp_constraint_exp): New function.
3010 (process_constraint): Do not create temporary decls.
3011 (process_all_all_constraints): Likewise.
3012 (handle_const_call): Likewise.
3013 (create_function_info_for): Do not set decl.
3015 2009-06-19 Ian Lance Taylor <iant@google.com>
3017 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
3018 (rs6000_attribute_table): Make static; move before use.
3020 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
3022 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
3023 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3024 Propagate the TREE_READONLY flag without overwriting it.
3025 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3026 Propagate the TREE_READONLY flag onto the result.
3027 (process_call_operands): Move around. Use correct constant value.
3029 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3032 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3033 * config/arm/arm.md: Likewise.
3035 2009-06-19 Ian Lance Taylor <iant@google.com>
3037 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3038 to GIMPLE_ERROR_MARK.
3040 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3041 op2_original_type parameters. Warn about using different enum types.
3042 * c-parser.c (c_parser_conditional_expression): Pass original
3043 types to build_conditional_expr.
3044 * c-tree.h (build_conditional_expr): Update declaration.
3046 2009-06-19 Ian Lance Taylor <iant@google.com>
3048 * config/i386/i386.c (ix86_function_specific_save): Test that
3049 fields match values, rather than testing the values are in a
3052 2009-06-19 Richard Guenther <rguenther@suse.de>
3054 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3056 (ptr_derefs_may_alias_p): Likewise.
3057 (ptr_deref_may_alias_ref_p_1): New function.
3058 (ptr_deref_may_alias_ref_p): Likewise.
3059 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3060 covered by looking at the ESCAPED solution.
3061 (call_may_clobber_ref_p_1): Likewise.
3062 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3063 Handle NULL_TREE offset. Do not produce redundant constraints.
3064 (process_all_all_constraints): New helper function.
3065 (do_structure_copy): Use it.
3066 (handle_lhs_call): Likewise.
3067 (find_func_aliases): Handle some builtins with pointer arguments
3068 and/or return values explicitly.
3070 2009-06-19 Ian Lance Taylor <iant@google.com>
3072 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3074 2009-06-19 Ian Lance Taylor <iant@google.com>
3076 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3078 2009-06-19 Ian Lance Taylor <iant@google.com>
3080 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
3081 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
3084 * c-decl.c (finish_decl): If -Wc++-compat, warn about
3085 uninitialized const.
3087 2009-06-19 Ian Lance Taylor <iant@google.com>
3089 * dse.c (struct store_info): Rename bitmap field to bmap. Change
3092 * c-decl.c (in_struct, struct_types): Remove.
3093 (struct c_binding): Add in_struct field.
3094 (c_binding_ptr): Define type, along with VEC.
3095 (struct c_struct_parse_info): Define.
3096 (struct_parse_info): New static variable.
3097 (bind): Initialize in_struct field.
3098 (start_struct): Remove enclosing_in_struct and
3099 enclosing_struct_types parameters. Add
3100 enclosing_struct_parse_info parameter. Change all callers. Set
3101 struct_parse_info rather than in_struct and struct_types.
3102 (grokfield): If -Wc++-compat and there is a symbol binding for the
3103 field name, set the in_struct flag and push it on the
3104 struct_parse_info->fields vector.
3105 (warn_cxx_compat_finish_struct): New static function.
3106 (finish_struct): Remove enclosing_in_struct and
3107 enclosing_struct_types parameters. Add
3108 enclosing_struct_parse_info parameter. Change all callers. Don't
3109 set C_TYPE_DEFINED_IN_STRUCT here. Call
3110 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
3111 parameter. Only push on struct_types if warn_cxx_compat.
3112 (finish_enum): Only push on struct_types if warn_cxx_compat.
3113 (declspecs_add_type): Add loc parameter. Change all callers.
3114 Change all error calls to error_at. Pass loc, not input_location,
3115 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
3116 defined in a struct. If -Wc++-compat and parsing a struct, record
3117 that a typedef name was used.
3118 * c-parser.c (c_parser_declspecs): Get location to pass to
3120 (c_parser_struct_or_union_specifier): Update calls to start_struct
3122 * c-tree.h (struct c_struct_parse_info): Declare.
3123 (finish_struct, start_struct): Update declarations.
3124 (declspecs_add_type): Update declaration.
3126 2009-06-19 Ian Lance Taylor <iant@google.com>
3128 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
3129 variable with an anonymous type.
3131 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3133 * see.c: Remove for real.
3135 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3137 * optabs.h (enum optab_index): Add new OTI_significand.
3138 (significand_optab): Define corresponding macro.
3139 * optabs.c (init_optabs): Initialize significand_optab.
3140 * genopinit.c (optabs): Implement significand_optab using
3141 significand?f2 patterns.
3142 * builtins.c (expand_builtin_mathfn): Handle
3143 BUILT_IN_SIGNIFICAND{,F,L}.
3144 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
3145 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
3147 * config/i386/i386.md (significandxf2, significand<mode>2): New
3148 expanders to implement significandf, significand and significandl
3149 built-ins as inline x87 intrinsics.
3151 2009-06-18 Anatoly Sokolov <aesok@post.ru>
3153 * config/avr/avr.c (avr_override_options): Remove setting value of
3154 PARAM_INLINE_CALL_COST.
3156 2009-06-18 Richard Henderson <rth@redhat.com>
3159 * tree-pass.h (TDF_ASMNAME): New.
3160 * tree-dump.c (dump_options): Add asmname.
3161 * doc/invoke.texi: Document it.
3163 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
3164 (dump_decl_name): ...here.
3165 (dump_function_name): New flags arg; mind TDF_ASMNAME.
3166 (dump_generic_node): Update dump_function_name calls.
3167 (print_call_name): New flags arg; update all dump calls.
3168 * diagnostic.h (print_call_name): Update.
3169 * gimple-pretty-print.c (dump_gimple_call): Update.
3171 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
3174 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
3176 2009-06-18 Diego Novillo <dnovillo@google.com>
3178 * doc/plugins.texi: Document plugin_is_GPL_compatible.
3179 * plugin.c (str_license): Declare.
3180 (try_init_one_plugin): Assert that the symbol
3181 'plugin_is_GPL_compatible' exists.
3183 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
3186 * Makefile.in (OBJS-common): Remove see.o.
3188 * common.opt (fsee): Mark as preserved for backward compatibility.
3189 * opts.c (common_handle_option): Add OPT_fsee to the backward
3190 compatibility section.
3191 * passes.c (init_optimization_passes, pass_see): Remove pass.
3192 * timevar.def (TV_SEE): Remove.
3193 * tree-pass.h (pass_see): Remove declaration.
3194 * doc/invoke.texi (-fsee): Remove documentation.
3196 2009-06-18 Martin Jambor <mjambor@suse.cz>
3198 * tree-sra.c: Include statistics.h
3199 (sra_stats): New variable.
3200 (sra_initialize): Clear sra_stats.
3201 (create_access_replacement): Increment sra_stats.replacements.
3202 (get_access_replacement): Do not return twice.
3203 (analyze_all_variable_accesses): Increment statistics counter by the
3204 number of scalarized aggregates.
3205 (generate_subtree_copies): Increment sra_stats.subtree_copies.
3206 (sra_modify_expr): Increment sra_stats.exprs.
3207 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
3208 (sra_modify_assign): Increment sra_stats.exprs,
3209 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
3210 (perform_intra_sra): Update statistics counters.
3211 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
3213 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3215 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
3216 (arm_scalar_mode_supported_p): New function.
3218 2009-06-18 Paul Brook <paul@codesourcery.com>
3219 Sandra Loosemore <sandra@codesourcery.com>
3221 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
3222 (__extendhfsf2, __truncsfhf2): Define.
3223 * config/arm/fp16.c: New file.
3224 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3225 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3227 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3229 * doc/extend.texi (Half-Precision): New section.
3230 * doc/invoke.texi (Option Summary): List -mfp16-format.
3231 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
3232 * config/arm/arm.opt (mfp16-format=): New.
3233 * config/arm/arm.c: Include intl.h.
3234 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
3235 (TARGET_INVALID_RETURN_TYPE): Redefine.
3236 (TARGET_PROMOTED_TYPE): Redefine.
3237 (TARGET_CONVERT_TO_TYPE): Redefine.
3238 (arm_fp16_format): Define.
3239 (all_fpus): Add entry for neon-fp16.
3240 (fp_model_for_fpu): Likewise.
3241 (struct fp16_format): Declare.
3242 (all_fp16_formats): Define.
3243 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
3245 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
3247 (arm_legitimate_index_p): Treat HFmode like HImode.
3248 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3249 (coproc_secondary_reload_class): Special-case HFmode.
3250 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3251 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3252 (arm_init_fp16_builtins): New.
3253 (arm_init_builtins): Call it.
3254 (arm_invalid_parameter_type): New.
3255 (arm_invalid_return_type): New.
3256 (arm_promoted_type): New.
3257 (arm_convert_to_type).
3258 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3260 (arm_emit_fp16_const): New function.
3261 (arm_mangle_type): Mangle __fp16 as "Dh".
3262 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3264 (TARGET_NEON_FP16): New.
3265 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3266 (enum fputype): Add FPUTYPE_NEON_FP16.
3267 (enum arm_fp16_format_type): Declare.
3268 (arm_fp16_format): Declare.
3269 (LARGEST_EXPONENT_IS_NORMAL): Define.
3270 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3271 * config/arm/arm-modes.def (HFmode): Define.
3272 * config/arm/vfp.md: (*movhf_vfp): New.
3275 * config/arm/arm.md: (fpu): Add neon_fp16.
3276 (floatsihf2, floatdihf2): New.
3277 (fix_trunchfsi2, fix_trunchfdi2): New.
3281 (*arm32_movhf): New.
3282 (*thumb1_movhf): New.
3283 (consttable_2): Add check for HFmode constants.
3284 (consttable_4): Handle HFmode constants.
3286 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3288 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3290 2009-06-17 Olivier Hainque <hainque@adacore.com>
3292 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3293 const char ** conversion in AIX specific section.
3295 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3297 * config/i386/i386.c (ix86_special_builtin_type): Remove
3298 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3299 (bdesc_special_args): Updated.
3300 (ix86_init_mmx_sse_builtins): Likewise.
3301 (ix86_expand_special_args_builtin): Likewise.
3303 2009-06-17 Richard Henderson <rth@redhat.com>
3305 * tree-pretty-print.c (maybe_dump_asm_name): New.
3306 (dump_decl_name): Use it.
3307 (PRINT_FUNCTION_NAME): Merge into...
3308 (dump_function_name): ... here. Use maybe_dump_asm_name.
3310 2009-06-17 Cary Coutant <ccoutant@google.com>
3312 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3314 * debug.c (struct gcc_debug_hooks): Change placeholder for
3316 (debug_nothing_int_charstar_int): Replaced by...
3317 (debug_nothing_int_charstar_int_bool): ...this.
3318 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3319 source_line prototype.
3320 (debug_nothing_int_charstar_int): Replaced by...
3321 (debug_nothing_int_charstar_int_bool): ...this.
3322 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3323 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3324 Output is_stmt operand when necessary.
3325 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3326 (notice_source_line): Add is_stmt parameter.
3327 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3328 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3330 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3331 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3333 2009-06-17 Ian Lance Taylor <iant@google.com>
3335 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3337 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3340 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3342 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3343 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3344 tree_strip_sign_nop_conversions and
3345 tree_ssa_strip_useless_type_conversions rather than stripping
3346 the operations here.
3347 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3349 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3350 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3351 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3352 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3355 2009-06-17 Michael Eager <eager@eagercon.com>
3357 * config/rs6000/constraints.md (register_constraint "d"): New.
3358 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3359 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3360 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3361 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3362 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3363 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3364 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3365 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3366 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3367 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3369 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3370 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3371 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3372 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3373 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3374 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3375 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3376 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3377 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3378 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3379 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3380 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3381 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3382 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3384 2009-06-16 Ian Lance Taylor <iant@google.com>
3386 * profile.c (total_num_never_executed): Don't define.
3387 (compute_branch_probabilities): Don't count or print
3389 (init_branch_prob): Don't set total_num_never_executed.
3390 (end_branch_prob): Don't print total_num_never_executed.
3392 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3394 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3396 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3398 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3399 (nabstd2_fpr): Same.
3401 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3403 * expr.c (expand_assignment): Change complex type check.
3405 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3407 * doc/plugins.texi (Building GCC plugins): Added new section.
3409 2009-06-17 Ian Lance Taylor <iant@google.com>
3411 * c-pch.c (get_ident): Don't set size of templ array.
3412 (pch_init): Don't set size of partial_pch array.
3414 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3415 string constant to intialize an array whose size is the length of
3418 2009-06-17 Richard Guenther <rguenther@suse.de>
3420 PR tree-optimization/40389
3421 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3422 to addressable types.
3423 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3425 2009-06-17 Richard Guenther <rguenther@suse.de>
3428 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3429 if there is no evolution of left in the loop bail out.
3430 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3431 chrec_fold_multiply.
3433 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3434 Janis Johnson <janis187@us.ibm.com>
3437 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3438 for the symbol ref of a constant that is the source of a move
3439 - nor for any other not-obvious-label-ref constants.
3441 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3443 * plugin.c (position_pass): Skip newly inserted pass during list
3444 traversal to avoid repeated insertion.
3446 2009-06-16 Ian Lance Taylor <iant@google.com>
3448 * vec.h (VEC_stack_alloc): Define different version if
3449 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3450 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3451 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3452 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3454 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3456 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3458 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3459 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3460 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3461 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3462 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3463 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3464 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3465 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3466 __builtin_ia32_rdtscp.
3467 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3468 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3469 and __builtin_ia32_rorhi.
3470 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3471 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3472 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3473 (ix86_expand_args_builtin): Likewise.
3474 (ix86_expand_special_args_builtin): Likewise.
3476 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3477 (UNSPECV_RDTSC): Likewise.
3478 (UNSPECV_RDPMC): Likewise.
3479 (*bsr): Renamed to ...
3481 (*bsr_rex64): Renamed to ...
3485 (*rdpmc_rex64): Likewise.
3488 (*rdtsc_rex64): Likewise.
3490 (*rdtscp): Likewise.
3491 (*rdtscp_rex64): Likewise.
3493 * config/i386/ia32intrin.h: New.
3495 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3497 2009-06-16 Ian Lance Taylor <iant@google.com>
3499 * ira-build.c (copy_info_to_removed_store_destinations):
3500 Initialize parent_a.
3502 2009-06-16 Ian Lance Taylor <iant@google.com>
3504 * c-decl.c (grokdeclarator): Change size_varies to bool.
3506 2009-06-16 Ian Lance Taylor <iant@google.com>
3508 * sel-sched.c: Make forward declarations of move_op_hooks and
3509 fur_hooks explicitly extern.
3511 2009-06-16 Ian Lance Taylor <iant@google.com>
3513 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3514 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3516 2009-06-16 Ian Lance Taylor <iant@google.com>
3518 * resource.c (mark_referenced_resources): Change
3519 include_delayed_effects parameter to bool. Change all callers.
3520 (mark_end_of_function_resources): Likewise.
3521 * reorg.c (insn_references_resource_p): Likewise.
3522 (insn_sets_resource_p): Likewise.
3523 * resource.h (mark_referenced_resources): Update declaration.
3524 (mark_end_of_function_resources): Update declaration.
3526 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3528 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3530 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3532 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3533 GCC can bootstrap on AIX with GNU Binutils 2.20.
3535 2009-06-16 Ian Lance Taylor <iant@google.com>
3537 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3539 2009-06-16 Ian Lance Taylor <iant@google.com>
3541 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3542 inline, not extern inline.
3543 (exact_log2): Likewise.
3544 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3546 (exact_log2): Likewise, but don't test CTZ_HWI.
3548 2009-06-16 Ian Lance Taylor <iant@google.com>
3550 * bitmap.c (bitmap_clear): Don't declare as inline.
3551 * gimple.c (gimplify_assign): Likewise.
3552 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3553 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3554 (sched_scan_info): Remove duplicate definition.
3556 2009-06-16 Ian Lance Taylor <iant@google.com>
3558 * c-common.c (skip_evaluation): Don't define.
3559 (c_inhibit_evaluation_warnings): Define global variable.
3560 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3561 than skip_evaluation.
3562 (convert_and_check, warn_for_div_by_zero): Likewise.
3563 * c-common.h (skip_evaluation): Don't declare.
3564 (c_inhibit_evaluation_warnings): Declare.
3565 * c-parser.c (c_parser_typeof_specifier): Set
3566 c_inhibit_evaluation_warnings rather than skip_evaluation.
3567 (c_parser_conditional_expression): Likewise.
3568 (c_parser_binary_expression): Likewise.
3569 (c_parser_sizeof_expression): Likewise.
3570 (c_parser_alignof_expression): Likewise.
3571 * c-typeck.c (build_indirect_ref): Check
3572 c_inhibit_evaluation_warnings rather than skip_evaluation.
3573 (build_conditional_expr, build_binary_op): Likewise.
3575 2009-06-16 Richard Guenther <rguenther@suse.de>
3577 * tree-ssa-alias.c (is_escape_site): Remove.
3578 * tree-ssa-alias.h (enum escape_type): Remove.
3579 (is_escape_site): Likewise.
3580 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3581 via casts and asms without deferring to is_escape_site.
3583 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3586 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3587 use gen_lowpart if op0 has complex mode.
3589 2009-06-16 Richard Guenther <rguenther@suse.de>
3591 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3592 variables add them to ESCAPED.
3593 (find_func_aliases): Do not make all indirectly stored values escaped.
3595 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3597 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3600 2009-06-16 Martin Jambor <mjambor@suse.cz>
3602 PR tree-optimization/40432
3603 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3604 check whether we need to force gimple register operand.
3606 2009-06-16 Martin Jambor <mjambor@suse.cz>
3608 PR tree-optimization/40413
3609 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3610 build_ref_for_offset.
3611 (propagate_subacesses_accross_link): Fix a typo in a comment.
3613 2009-06-16 Ira Rosen <irar@il.ibm.com>
3615 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3616 with additional parameter.
3617 * tree-vectorizer.h (enum vect_def_type): Add new value
3619 (enum vect_relevant): Add comments.
3620 (vect_is_simple_reduction): Add new argument.
3621 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3622 Detect nested cycles.
3623 (vect_is_simple_reduction): Update documentation, add an argument to
3624 distinguish inner-loop reduction from nested cycle, detect nested
3625 cycles, fix printings and indentation, don't swap operands in case
3627 (get_initial_def_for_reduction): Handle subtraction.
3628 (vect_create_epilog_for_reduction): Add new argument to specify
3630 (vect_finalize_reduction): Handle subtraction, fix comments.
3631 (vectorizable_reduction): Handle nested cycles. In case of nested
3632 cycle keep track of the reduction variable position. Call
3633 vect_is_simple_reduction with additional parameter. Use original
3634 statement code in reduction epilogue for nested cycle. Call
3635 vect_create_epilog_for_reduction with additional parameter.
3636 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3637 inner-loop vectorization.
3638 (vect_recog_widen_sum_pattern): Likewise.
3639 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3641 (vect_mark_stmts_to_be_vectorized): Likewise.
3642 (vect_get_vec_def_for_operand): Handle nested cycles.
3644 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3646 * doc/invoke.texi (Debugging Options): Fix option index entries
3647 for -fdump-statistics, -frandom-seed add entries for
3648 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3649 (FRV Options): Fix entries for -mTLS, -mtls.
3650 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3651 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3652 (M68hc1x Options): Fix @itemx for -mnominmax.
3653 (MCore Options): Fix entry for -mno-lsim.
3654 (MMIX Options): Fix entry for -mabi=mmixware.
3655 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3657 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3659 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3660 Mention the plugin mode of gengtype.
3661 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3662 * gengtype.c: Updated copyright.
3663 (plugin_files, nb_plugin_files) Added new static variables.
3664 (measure_input_list) Care about plugin_files.
3665 (write_rtx_next): Added early return in plugin mode.
3666 (create_file): Updated copyright year in generated file. Added
3668 (oprintf): Added early return if NULL outf.
3669 (get_output_file_with_visibility): Care of plugin_files.
3670 (get_output_file_name): May return null.
3671 (write_local): Added early return.
3672 (put_mangled_filename): Ditto.
3673 (finish_root_table): Added check for base_files.
3674 (write_roots): Care about null when plugins.
3675 (main): Added plugin mode.
3677 2009-06-15 Ian Lance Taylor <iant@google.com>
3679 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3680 * gcov.c (read_count_file): Add braces around variables declared
3683 * c.opt (Wjump-misses-init): New warning.
3684 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3685 -Wall and -Wc++-compat if not already set.
3686 (c_common_post_options): Clear warn_jump_misses_init if it was not
3688 * c-decl.c (struct c_binding): Change type field to a union with
3689 new label field. Make it the first field in the struct. Update
3690 references to type to use u.type instead.
3691 (struct c_spot_bindings): Define.
3692 (struct c_goto_bindings): Define.
3693 (c_goto_bindings_p): Define, along with VECs.
3694 (struct c_label_vars): Define.
3695 (struct c_scope): Add has_label_bindings field.
3696 (bind_label, set_spot_bindings): New static functions.
3697 (decl_jump_unsafe, update_spot_bindings): New static functions.
3698 (update_label_decls): New static function.
3699 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3700 Update binding u.label field to shadowed field.
3701 (c_binding_start_stmt_expr): New function.
3702 (c_binding_end_stmt_expr): New function.
3703 (pushdecl): Don't call c_begin_vm_scope.
3704 (make_label): Add defining and p_label_vars parameters. Change
3706 (lookup_label): Correct test for whether a label has not yet been
3707 defined. Call bind_label rather than bind.
3708 (warn_about_goto): New static function.
3709 (lookup_label_for_goto): New function.
3710 (declare_label): Call bind_label rather than bind.
3711 (check_earlier_gotos): New static function.
3712 (define_label): Don't give errors about jumping into statement
3713 expressions or scopes of variably modified types. Call
3714 set_spot_bindings and check_earlier_gotos. Call bind_label
3715 instead of bind. Don't set label_context_stack_se or
3716 label_context_stack_vm.
3717 (c_get_switch_bindings): New function.
3718 (c_release_switch_bindings): New function.
3719 (c_check_switch_jump_warnings): New function.
3720 (start_function): Don't set label_context_stack_se or
3721 label_context_stack_vm.
3722 (finish_function): Likewise.
3723 * c-typeck.c (label_context_stack_se): Don't define.
3724 (label_context_stack_vm): Don't define.
3725 (c_finish_goto_label): Call lookup_label_for_goto rather than
3726 lookup_label. Don't give errors about jumping into a statement
3727 expression or the scope of a variably modified type. Don't set
3728 label_context_stack_se or label_context_stack_vm.
3729 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3730 fields. Add bindings field.
3731 (c_start_case): Don't set deleted fields. Set bindings field.
3732 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3733 or blocked_vm. Call c_check_switch_jump_warnings.
3734 (c_finish_case): Don't test blocked_stmt_expr field. Call
3735 c_release_switch_bindings.
3736 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3737 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3738 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3739 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3740 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3741 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3742 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3743 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3744 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3745 (C_DECL_UNJUMPABLE_VM): Don't define.
3746 (C_DECL_UNDEFINABLE_VM): Don't define.
3747 (struct c_label_list): Don't define.
3748 (struct c_label_context_se): Don't define.
3749 (struct c_label_context_vm): Don't define.
3750 (struct c_spot_bindings): Declare.
3751 (c_bindings_start_stmt_expr): Declare.
3752 (c_bindings_end_stmt_expr): Declare.
3753 (lookup_label_for_goto): Declare.
3754 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3755 (c_check_switch_jump_warnings): Declare.
3756 (label_context_stack_se, label_context_stack_vm): Don't declare.
3757 (c_finish_goto_label): Update declaration.
3758 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3759 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3760 (Warning Options): Document -Wjump-misses-init.
3762 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3764 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3767 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3769 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3771 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3773 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3775 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3777 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3779 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3781 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3782 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3783 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3784 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3785 * dwarf2asm.c (dw2_force_const_mem): Update call to
3787 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3788 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3789 * langhooks.c (lhd_comdat_group): Remove.
3790 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3791 * tree.h (DECL_COMDAT_GROUP): New.
3792 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3793 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3794 (make_decl_one_only): Change signature.
3795 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3797 (make_decl_one_only): Change signature.
3798 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3800 2009-06-15 Richard Guenther <rguenther@suse.de>
3803 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3805 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3807 * tree-ssa-math-opts.c: Remove extra divide.
3809 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3811 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3813 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3815 * passes.c: Add bswap pass.
3816 * tree-pass.h: Add pass_optimize_bswap declaration.
3817 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3818 Include rtl.h, expr.h and optabs.h for optab_handler check.
3819 (struct symbolic_number, pass_optimize_bswap): New definition.
3820 (do_shift_rotate, verify_symbolic_number_p): New functions.
3821 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3822 (gate_optimize_bswap): New function.
3823 * tree.c (widest_int_cst_value): New function.
3824 * tree.h (widest_int_cst_value): Prototype added.
3826 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3828 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3829 REG_EQUAL/REG_EQUIV notes.
3831 2009-06-14 Richard Guenther <rguenther@suse.de>
3834 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3835 has its address taken if NRV was applied and it is addressable.
3836 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3837 function split out from ...
3838 (get_constraint_for_1): ... here.
3839 (handle_rhs_call): Use it to mark the return slot escaped if
3840 it is addressable and NRV was applied.
3842 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3844 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3845 Change first argument type to location_t.
3846 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3847 Do not set input_location.
3848 Use loc instead of input_location throughout.
3850 2009-06-13 Richard Guenther <rguenther@suse.de>
3852 PR tree-optimization/40421
3853 * tree-predcom.c (should_unroll_loop_p): Remove.
3854 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3856 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3858 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3859 Add location argument.
3861 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3863 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3865 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3866 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3867 * config/spu/spu-protos.h: Add location to
3868 spu_resolve_overloaded_builtin.
3869 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3870 spu_build_builtin_va_list.
3871 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3872 argument. Pass location to build_function_call_vec.
3873 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3875 (emit_fpu_switch): Same.
3876 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3877 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3878 to build_decl and create_artificial_label.
3879 (xtensa_gimplify_va_arg_expr): Same.
3880 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3881 (xstormy16_gimplify_va_arg_expr): Same.
3882 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3883 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3884 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3885 (mips16_build_function_stub): Same.
3886 (mips16_build_call_stub): Same.
3888 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3891 * arm/constraints.md (Pa, Pb): New constraints.
3892 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3893 split pattern to deal with them.
3895 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3897 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3898 fix index entry for -Xpreprocessor.
3900 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3902 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3903 Add location argument to build_decl call.
3904 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
3905 (rs6000_init_builtins): Same.
3906 (spe_init_builtins): Same.
3907 (rs6000_gimplify_va_arg): Add location argument to
3908 create_artificial_label call.
3910 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
3912 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
3913 * combine-stack-adj.c (pass_stack_adjustments): Use it.
3914 * Makefile.in: Fix GGC dependency for gcse.o.
3916 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3918 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
3919 * gimple-pretty-print.c (dump_gimple_stmt): Same.
3920 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
3922 * c-parser.c (c_parser_binary_expression): Use current column while
3923 building binary operations.
3924 * common.opt (fshow-column): Enable by default.
3925 * tree-vrp.c (check_array_ref): Use warning_at.
3926 (check_array_bounds): Use location from call back if expr has no
3928 * tree.h: Add location argument to maybe_fold_*.
3929 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
3930 (maybe_fold_offset_to_array_ref): Add location argument and use it.
3931 (maybe_fold_offset_to_component_ref): Same.
3932 (maybe_fold_offset_to_reference): Same.
3933 (maybe_fold_offset_to_address): Same.
3934 (maybe_fold_stmt_indirect): Same.
3935 (maybe_fold_stmt_addition): Same.
3936 (fold_stmt_r): Pass location to maybe_fold_*.
3937 (fold_gimple_assign): Same.
3938 * c-tree.h: Add location argument to finish_decl,
3939 default_function_array_conversion, store_init_value.
3940 * c-decl.c (define_label): Use error_at.
3941 (c_make_fname_decl): Pass location to finish_decl.
3942 (finish_decl): New location argument.
3943 (build_compound_literal): Pass location to store_init_value.
3944 (grokdeclarator): Pass location to finish_decl.
3946 * c-typeck.c (array_to_pointer_conversion): New location argument.
3947 (function_to_pointer_conversion): Same.
3948 (default_function_array_conversion): Same.
3949 (parser_build_unary_op): Pass location to overflow_warning.
3950 (parser_build_binary_op): Same. Use warning_at.
3951 (build_unary_op): Pass location to array_to_pointer_conversion.
3952 (build_c_cast): Pass location to digest_init.
3953 (build_modify_expr): New location argument.
3954 (convert_for_assignment): Same.
3955 (store_init_value): Same.
3956 (digest_init): Same.
3957 (output_init_element): Pass location to digest_init and
3958 array_to_pointer_conversion.
3959 (c_finish_return): Pass location to convert_for_assignment.
3960 * gimplify.c (gimplify_conversion): Pass location to
3961 maybe_fold_offset_to_address.
3962 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
3963 to maybe_fold_stmt_addition.
3964 * c-omp.c (c_finish_omp_atomic): Pass new location to
3966 (c_finish_omp_for): Same.
3967 * c-common.c (overflow_warning): New argument.
3968 * c-common.h: New argument to build_modify_expr, overflow_warning.
3969 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
3971 (c_parser_initializer): Pass location to
3972 default_function_array_conversion.
3973 (c_parser_initelt): Same.
3974 (c_parser_initval): Same.
3975 (c_parser_asm_operands): Same.
3976 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
3977 (c_parser_conditional_expression): Same.
3978 (c_parser_binary_expression): Add location info to stack. Use it.
3979 (c_parser_unary_expression): Pass location to
3980 default_function_array_conversion, parser_build_unary_op,
3981 build_indirect_ref, c_parser_postfix_expression_after_primary.
3982 (c_parser_postfix_expression_after_primary): New location argument.
3984 (c_parser_expression_conv): Pass location to
3985 default_function_array_conversion.
3986 (c_parser_expr_list): Same.
3987 (c_parser_omp_atomic): Same.
3988 (c_parser_omp_for_loop): Same.
3989 * c-tree.h: (struct c_declarator): Add comment to id_loc.
3990 (build_array_declarator): New argument.
3991 * c-decl.c (build_array_declarator): Add location argument.
3992 (grokdeclarator): Set id_loc for cdk_array.
3993 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
3994 build_array_declarator.
3995 * tree.c (build_omp_clause): Add location argument.
3996 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
3997 (OMP_CLAUSE_LOCATION): New macro.
3998 (struct tree_omp_clause): Add location field.
3999 (build_omp_clause): Add argument.
4000 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
4001 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
4003 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
4004 (cp_parser_omp_clause_collapse): Same.
4005 (cp_parser_omp_clause_default): Same.
4006 (cp_parser_omp_clause_if): Same.
4007 (cp_parser_omp_clause_nowait): Same.
4008 (cp_parser_omp_clause_num_threads): Same.
4009 (cp_parser_omp_clause_ordered): Same.
4010 (cp_parser_omp_clause_schedule): Same.
4011 (cp_parser_omp_clause_untied): Same.
4012 (cp_parser_omp_for_loop): Same.
4013 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4014 * c-tree.h (c_start_case): Add location argument.
4015 (c_process_expr_stmt): Same.
4016 (c_finish_goto_*): Same.
4017 * tree-parloops.c (initialize_reductions): Pass location to
4019 (create_parallel_loop): Same.
4020 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
4021 (gfc_trans_omp_reduction_list): Same.
4022 (gfc_trans_omp_clauses): Same.
4023 (gfc_trans_omp_do): Same.
4024 * c-typeck.c (c_finish_goto_label): Same.
4025 (c_finish_goto_ptr): New location argument.
4026 (c_start_case): Same.
4027 (emit_side_effect_warnings): Same.
4028 (c_process_expr_stmt): Same.
4029 (c_finish_stmt_expr): Same.
4030 (c_finish_omp_clauses): Use error_at instead of error.
4031 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4033 * c-omp.c (c_split_parallel_clauses): New location argument.
4034 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4035 to build_omp_clause.
4036 (convert_local_reference_stmt): Same.
4037 (convert_gimple_call): Same.
4038 * c-common.h (c_split_parallel_clauses): New argument.
4039 * c-parser.c (c_parser_statement_after_labels): Pass location to
4040 c_finish_goto_label.
4041 (c_parser_switch_statement): Pass location to c_start_case.
4042 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4043 and c_process_expr_stmt.
4044 (c_parser_omp_variable_list): Add location argument.
4045 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4046 (c_parser_omp_clause_default): Same.
4047 (c_parser_omp_clause_if): Same.
4048 (c_parser_omp_clause_num_threads): Same.
4049 (-c_parser_omp_clause_ordered): Same.
4050 (c_parser_omp_clause_reduction): Pass location to
4051 c_parser_omp_variable_list.
4052 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4053 (c_parser_omp_clause_untied): Same.
4054 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4055 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4057 * c-tree.h (check_for_loop_decls, undeclared_variable,
4058 build_component_ref, build_array_ref, build_external_ref,
4059 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4060 build_conditional_expr, build_compound_expr, c_cast_expr,
4061 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4062 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4064 * c-semantics.c (build_stmt): Same.
4065 (build_case_label): Same.
4066 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4067 (undeclared_variable): New argument.
4069 (lookup_label): Pass location on down.
4070 (define_label): Same.
4071 (finish_decl): Same.
4072 (build_compound_literal): Same.
4073 (finish_struct): Same.
4074 (finish_function): Do not set location here.
4075 (check_for_loop_decls): New argument.
4076 * tree.c (save_expr): Set location.
4077 (build_empty_stmt): New argument.
4078 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4079 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4080 * builtins.c (gimplify_va_arg_expr): Use locations.
4081 (expand_builtin_sync_operation): Same.
4082 * c-typeck.c (build_component_ref): New argument.
4083 (build_array_ref): Same.
4084 (build_external_ref): Same.
4085 (c_expr_sizeof_expr): Same.
4086 (c_expr_sizeof_type): Same.
4087 (parser_build_unary_op): Same.
4088 (build_conditional_expr): Same.
4089 (build_compound_expr): Pass location on down.
4090 (build_compound_expr): New argument.
4091 (build_c_cast): Same.
4092 (c_cast_expr): Same.
4093 (build_asm_expr): Same.
4094 (c_finish_return): Same.
4095 (c_process_expr_stmt): Pass location on down.
4096 (c_finish_stmt_expr): New argument.
4097 (push_clenaup): Same.
4098 (c_finish_omp_parallel): Same.
4099 (c_finish_omp_task): Same.
4100 * gimplify.c (gimplify_call_expr): Pass location on down.
4101 * c-omp.c (c_finish_omp_master): New argument.
4102 (c_finish_omp_critical): Same.
4103 (c_finish_omp_ordered): Same.
4104 (c_finish_omp_barrier): Same.
4105 (-c_finish_omp_taskwait): Same.
4106 (c_finish_omp_atomic): Same.
4107 (c_finish_omp_flush): Same.
4108 * tree-inline.c (copy_tree_body_r): Pass location on down.
4109 (inline_forbidden_p): Remove use of input_location.
4110 * c-gimplify.c (c_build_bind_expr): New argument.
4111 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
4112 (c_sizeof_or_alignof_type): New argument.
4113 (c_alignof_expr): Same.
4114 (build_va_arg): Same.
4115 (c_add_case_label): Same.
4116 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
4117 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
4118 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
4119 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
4120 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
4121 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
4123 * stub-objc.c (objc_build_selector_expr): Same.
4124 (objc_build_throw_stmt): Same.
4125 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
4126 (c_parser_initelt): Same.
4127 (c_parser_compound_statement): Same.
4128 (c_parser_compound_statement_nostart): Same.
4129 (c_parser_label): Same.
4130 (c_parser_statement_after_labels): Same.
4131 (c_parser_if_body): Same.
4132 (c_parser_else_body): Same.
4133 (c_parser_if_statement): Same.
4134 (c_parser_switch_statement): Same.
4135 (c_parser_while_statement): Same.
4136 (c_parser_do_statement): Same.
4137 (c_parser_for_statement): Same.
4138 (c_parser_asm_statement): Same.
4139 (c_parser_conditional_expression): Same.
4140 (c_parser_binary_expression): Same.
4141 (c_parser_cast_expression): Same.
4142 (c_parser_unary_expression): Same.
4143 (c_parser_sizeof_expression): Same.
4144 (c_parser_alignof_expression): Same.
4145 (c_parser_postfix_expression): Same.
4146 (c_parser_expression): Same.
4147 (c_parser_objc_receiver): Same.
4148 (c_parser_omp_variable_list): Same.
4149 (c_parser_omp_structured_block): Same.
4150 (c_parser_omp_atomic): New argument.
4151 (c_parser_omp_barrier): Same.
4152 (c_parser_omp_critical): Same.
4153 (c_parser_omp_flush): Pass location on down.
4154 (c_parser_omp_for_loop): New argument.
4155 (c_parser_omp_for): Same.
4156 (c_parser_omp_master): Same.
4157 (c_parser_omp_ordered): Same.
4158 (c_parser_omp_sections_scope): Same.
4159 (c_parser_omp_sections): Same.
4160 (c_parser_omp_parallel): Same.
4161 (c_parser_omp_single): Same.
4162 (c_parser_omp_task): Same.
4163 (c_parser_omp_taskwait): Pass location on down.
4164 (c_parser_omp_construct): Same.
4165 (c_parser_omp_threadprivate): Same.
4166 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
4167 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
4168 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
4169 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
4170 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
4171 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
4172 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
4173 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
4174 config/i386/i386.c, stmt.c:
4175 Add location argument to the following function definitions and/or
4176 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
4177 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
4178 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
4179 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
4180 do_case, c_finish_bc_stmt, build_compound_literal,
4181 build_function_call.
4182 * c-decl.c (build_compound_literal): Add location argument.
4183 Make all diagnostic calls use location.
4184 (start_struct): Same.
4185 (finish_struct): Same.
4187 (build_enumerator): Same.
4188 (start_function): Same.
4189 (grokdeclarator): Make all diagnostic calls use location.
4190 (store_parm_decls_oldstyle): Same.
4191 * c-typeck.c (build_function_call): Add location argument.
4192 Make all diagnostic calls use location.
4194 (c_finish_bc_stmt): Same.
4195 * tree-nested.c (get_trampoline_type): Add argument.
4196 Pass location to build_decl.
4197 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
4198 * rtl.h (RTL_LOCATION): New.
4199 * c-common.c (c_add_case_label): Add location argument.
4200 Make all diagnostic calls use location.
4201 * c-common.h: Add location argument to make_fname_decl, do_case,
4202 c_add_case_label, build_function_call, resolve_overloaded_builtin.
4203 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
4204 Set it appropriately for every case. Pass enum_loc to start_enum
4205 call. Pass value_loc first to build_enumerator. Pass enum_loc to
4207 (c_parser_struct_or_union_specifier): Save location. Use it for
4208 start_struct, finish_struct, and parser_xref_tag.
4210 2009-06-12 Ian Lance Taylor <iant@google.com>
4212 * fold-const.c (fold_unary): Rename local variable and to and_expr.
4214 * c-opts.c (c_common_handle_option): For -Wc++-compat set
4215 cpp_opts->warn_cxx_operator_names.
4217 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4220 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
4221 is returns NULL and OP is a VCE, look through the VCE.
4223 2009-06-12 Ian Lance Taylor <iant@google.com>
4226 * collect2.c (main): Use CONST_CAST2 in code inside #if
4227 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
4229 2009-06-12 Joey Ye <joey.ye@intel.com>
4232 * cfgexpand.c (get_decl_align_unit): Update
4233 max_used_stack_slot_alignment with align instead of
4234 stack_alignment_needed.
4236 * function.c (assign_stack_local_1): Update
4237 max_used_stack_slot_alignment with alignment_in_bits instead
4238 of stack_alignment_needed.
4239 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
4242 2009-06-12 Jakub Jelinek <jakub@redhat.com>
4244 * dwarf2out.c (last_var_location_insn): New variable.
4245 (dwarf2out_end_epilogue): Clear last_var_location_insn.
4246 (dwarf2out_var_location): Don't record anything after last real
4247 insn. Only change labels if there were any real instructions
4248 in between last note and this one, or if changed sections.
4250 2009-06-11 Richard Henderson <rth@redhat.com>
4252 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4253 note when storing the frame pointer in a register.
4254 (FRP): Don't redefine to nothing for epilogue.
4255 (alpha_expand_epilogue): Mark register and sp restores.
4256 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4258 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4259 when gen_lowpart is needed.
4261 2009-06-11 Richard Henderson <rth@redhat.com>
4263 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4265 * dwarf2out.c (need_data_align_sf_opcode): New.
4266 (div_data_align): Move earlier.
4267 (def_cfa_1, reg_save): Use it.
4269 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4271 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4272 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4273 (ix86_handle_option): Handle OPT_mcrc32.
4274 (ix86_target_string): Add -mcrc32.
4275 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4277 * config/i386/i386.h (TARGET_CRC32): New.
4279 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4280 (sse4_2_crc32di): Likewise.
4282 * config/i386/i386.opt (mcrc32): New.
4284 * doc/invoke.texi: Document -mcrc32.
4286 2009-06-11 Richard Henderson <rth@redhat.com>
4288 * common.opt (gdwarf-): Accept a version number.
4289 * doc/invoke.texi (gdwarf-): Update docs.
4290 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4291 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4292 version level, and record it.
4294 * dwarf2.h (DW_CIE_VERSION): Remove.
4295 * dwarf2out.c (DWARF_VERSION): Remove.
4296 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4297 (output_call_frame_info): Use CIE version 3 for dwarf3,
4298 or if the return register column is out of range for version 1.
4299 (dwarf_stack_op_name): Add all dwarf3 values.
4300 (DEBUG_PUBTYPES_SECTION): New.
4301 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4302 encoding change for dwarf3.
4303 (output_die) [dw_val_class_die_ref]: Likewise.
4304 (output_compilation_unit_header): Emit correct version for dwarf3.
4305 (output_line_info): Likewise.
4306 (output_pubnames): Update for DWARF_VERSION removal.
4307 (output_aranges): Likewise.
4308 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4309 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4310 (dwarf2out_finish): Likewise.
4312 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4314 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4317 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4320 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4321 * builtins.c (expand_builtin_unreachable): New function.
4322 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4323 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4324 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4326 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4327 searching for missing barriers.
4329 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4331 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4332 when -fprofile-generate* was passed.
4333 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4335 2009-06-11 Anthony Green <green@moxielogic.com>
4337 * config/moxie/moxie.md: Define length attribute for all instructions.
4339 (*b<cond:code>): Support limited branch ranges for new PC-relative
4340 branch instructions.
4341 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4343 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4345 * config/i386/i386.c (min_insn_size): Use get_attr_length
4346 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4349 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4350 instead of emit_insn_before.
4352 2009-06-10 Ian Lance Taylor <iant@google.com>
4355 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4358 2009-06-10 Revital Eres <eres@il.ibm.com>
4360 * passes.c (init_optimization_passes): Reschedule
4361 predictive-commoning pass before complete unroll pass.
4363 2009-06-10 Martin Jambor <mjambor@suse.cz>
4365 * cgraph.c (cgraph_node_can_be_local_p): New function.
4366 (cgraph_make_node_local): New function.
4367 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4368 (cgraph_make_node_local): Declare.
4370 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4372 * tree.h (tree_base): Add packed_flag and user_align fields.
4373 Decrease size of spare field.
4374 (TYPE_USER_ALIGN): Use user_align from tree_base.
4375 (DECL_USER_ALIGN): Likewise.
4376 (TYPE_PACKED): Use packed_flag from tree_base.
4377 (DECL_PACKED): Likewise.
4378 (tree_type): Delete packed_flag and user_align fields. Widen
4379 precision field. Widen mode field and shuffle fields to align
4380 mode on an 8-bit boundary.
4381 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4382 Renumber decl_flag_* fields. Fix comments. Widen
4383 decl_common_unused field.
4384 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4385 (DECL_EXTERNAL): Likewise.
4386 (DECL_BIT_FIELD): Likewise.
4387 (DECL_NONADDRESSABLE_P): Likewise.
4388 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4389 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4391 2009-06-10 Ian Lance Taylor <iant@google.com>
4393 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4394 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4395 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4396 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4397 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4398 DEF_VEC_ALLOC_FUNC_P.
4399 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4400 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4401 DEF_VEC_ALLOC_FUNC_O.
4402 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4403 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4404 DEF_VEC_ALLOC_FUNC_I.
4405 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4406 (vec_stack_p_reserve_exact_1): Declare.
4407 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4408 (vec_stack_free): Declare.
4409 (VEC_stack_alloc): Define.
4410 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4411 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4412 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4413 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4415 (stack_vecs): New static variable.
4416 (vec_stack_p_reserve_exact_1): New function.
4417 (vec_stack_o_reserve_1): New static function.
4418 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4419 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4420 (vec_stack_free): New function.
4421 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4422 (VEC_df_ref_stack_alloc): Define.
4423 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4424 DEF_VEC_ALLOC_P_STACK.
4425 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4426 (struct df_collection_rec): Change _vec fields to VEC. Remove
4428 (df_free_collection_rec): Adjust for new fields.
4429 (df_insn_rescan): Use new df_collection_rec fields.
4430 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4431 (df_ref_create_structure, df_ref_record): Likewise.
4432 (df_get_conditional_uses, df_get_call_refs): Likewise.
4433 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4434 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4435 (df_record_exit_block_uses, df_bb_verify): Likewise.
4436 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4437 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4438 Remove count parameter. Change return type to void. Change all
4440 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4441 Remove count parameter. Change return type to void. Change all
4443 (df_install_refs): Change old_vec parameter to VEC. Remove count
4444 parameter. Change all callers.
4445 (df_install_mws): Change old_vec parameter to VEC. Remove count
4446 parameter. Change all callers.
4447 (df_refs_verify): Change new_rec parameter to VEC. Change call
4449 (df_mws_verify): Likewise.
4451 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4453 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4455 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4457 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4459 2009-06-10 Anthony Green <green@moxielogic.com>
4461 * config/moxie/crti.asm: New file.
4462 * config/moxie/crtn.asm: New file.
4463 * config/moxie/moxie.c: New file.
4464 * config/moxie/moxie.h: New file.
4465 * config/moxie/sfp-machine.h: New file.
4466 * config/moxie/moxie-protos.h: New file.
4467 * config/moxie/t-moxie: Created.
4468 * config/moxie/t-moxie-softfp: Created.
4469 * config/moxie/moxie.md: Created.
4470 * config/moxie/constraints.md: Created.
4471 * config.gcc: Add moxie support.
4472 * doc/md.texi (Machine Constraints): Add moxie constraints.
4473 * doc/contrib.texi (Contributors): Mention moxie port.
4474 * doc/install.texi (Specific): Mention the moxie port.
4476 2009-06-09 Ian Lance Taylor <iant@google.com>
4478 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4480 * optabs.c (optab_table): Only use designated initializers if
4481 HAVE_DESIGNATED_INITIALIZERS is defined.
4482 (convert_optab_table): Likewise.
4483 (init_optabs): Always call init_insn_codes if
4484 HAVE_DESIGNATED_INITIALIZERS is not defined.
4486 2009-06-09 Ian Lance Taylor <iant@google.com>
4488 * targhooks.c (default_builtin_vectorized_function): Change fn
4489 parameter to unsigned int.
4490 (default_builtin_vectorized_conversion): Change code parameter to
4492 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4493 * targhooks.h: Update declarations.
4494 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4495 parameter to unsigned int.
4497 * c-typeck.c (comptypes_check_enum_int): New static function.
4498 (comptypes_internal): Add enum_and_int_p parameter. Change all
4500 (comp_target_types): Add location parameter. Change all callers.
4501 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4503 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4504 (build_conditional_expr): Add colon_loc parameter. Change all
4506 (convert_for_assignment): Add location parameter. Change all callers.
4507 * c-parser.c (c_parser_conditional_expression): Pass location of
4508 colon to build_conditional_expr.
4509 * c-tree.h (build_conditional_expr): Update declaration.
4511 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4513 * graphite.c: Revert previous patch.
4515 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4518 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4520 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4522 * tree-ssa-loop-prefetch.c
4523 (loop_prefetch_arrays): Fixed a portability problem in printf format
4526 2009-06-09 Martin Jambor <mjambor@suse.cz>
4528 PR tree-optimization/40351
4529 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4530 refrence to a potential artifical subaccess can be constructed.
4532 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4534 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4535 (sh_override_options): Likewise.
4536 * config/sh/sh.c: Include params.h.
4537 (sh_optimization_options): New.
4538 (sh_override_options): Likewise.
4539 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4540 (OVERRIDE_OPTIONS): Use sh_override_options.
4542 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4544 * dwarf2out.c (emit_cfa_remember): New variable.
4545 (add_fde_cfi): If emit_cfa_remember, recurse to add
4546 DW_CFA_remember_state first.
4547 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4548 instead just set emit_cfa_remember.
4550 2009-06-08 Jan Hubicka <jh@suse.cz>
4553 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4555 2009-06-08 Jan Hubicka <jh@suse.cz>
4558 * cgraphunit.c (save_inline_function_body): Do not copy transform
4559 hooks for saved inline bodies.
4560 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4563 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4565 * jump.c (returnjump_p): Handle delayed branches. Add missing
4568 2009-06-08 Jan Hubicka <jh@suse.cz>
4571 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4572 original node might've been modified.
4573 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4575 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4577 * tree-object-size.c (addr_object_size): Add OSI argument.
4578 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4579 (compute_builtin_object_size, expr_object_size): Adjust callers.
4580 (plus_stmt_object_size): Call addr_object_size instead of
4581 compute_builtin_object_size.
4583 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4584 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4586 * tree-ssa-loop-prefetch.c
4587 (gather_memory_references): Introduced a counter for the number of
4589 (anything_to_prefetch_p): Introduced a counter for the number of
4591 (is_loop_prefetching_profitable): New function with a cost model
4593 (loop_prefetch_arrays): Use the new cost model to determine if
4594 prefetching is profitable.
4595 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4596 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4597 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4598 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4599 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4600 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4602 2009-06-08 Michael Matz <matz@suse.de>
4605 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4606 partitions use the same.
4607 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4608 for basevars of SSA_NAMEs.
4609 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4610 to not expand them twice.
4611 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4614 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4616 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4617 (fdump-final-insns=, gtoggle): New.
4618 * doc/invoke.texi: Document them.
4619 * final.c (rest_of_clean_state): Dump final insn stream.
4620 * gcc.c (invoke_as): Hook in -fcompare-debug.
4621 (static_spec_functions): Add compare-debug-dump-opt,
4622 compare-debug-self-opt and compare-debug-auxbase-opt.
4623 (compare_debug, compare_debug_second, compare_debug_opt): New.
4624 (switches_debug_check, n_switches_debug_check): New.
4625 (debug_auxbase_opt, debug_check_temp_file): New.
4626 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4628 (do_self_spec): Handle arguments after switches.
4629 (do_spec_1): Add .gk extension to temp file basenames for compare.
4630 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4631 (cc1_options): Use it instead of normal auxbase computation for
4632 the second compare-debug compilation.
4633 (compare_files): New.
4634 (main): Set up and implement compare debug mode.
4635 (compare_debug_dump_opt_spec_function): New.
4636 (compare_debug_self_opt_spec_function): New.
4637 (compare_debug_auxbase_opt_spec_function): New.
4638 * toplev.c (process_options): Handle flag_gtoggle,
4639 flag_dump_final_insns.
4640 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4641 during -fcompare-debug-second compilation.
4643 2009-06-07 Ian Lance Taylor <iant@google.com>
4645 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4646 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4648 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4649 with no default node. Change warning with %H to warning_at.
4650 Don't clear warn_switch around case checking.
4651 * doc/invoke.texi (Warning Options): Clarify distinction between
4652 -Wswitch and -Wswitch-enum.
4654 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4656 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4658 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4660 * gbl-ctors.h: Add header guard.
4662 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4664 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4665 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4666 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4667 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4668 prototypes for removed functions.
4669 (expressions_equal_p): Move to ...
4670 * tree-ssa-sccvn.h: ... here and ...
4671 * matrix-reorg.c: ... adjust includes.
4673 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4675 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4677 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4679 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4680 (finish_function): Remove erroneous whitespace.
4682 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4684 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4685 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4687 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4689 * errors.c (internal_error): Commentary typo fix.
4690 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4691 * tree-ssa-pre.c: Ditto.
4693 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4695 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4696 them is supposed to hold actual statements.
4698 2009-06-06 Ian Lance Taylor <iant@google.com>
4700 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4701 empty statements can now have attributes.
4703 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4705 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4706 * config/mips/mips.md: Ditto.
4708 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4710 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4712 (__eabi_uconvert): Likewise.
4714 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4716 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4717 CFI_* definitions with IN_GCC.
4719 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4721 * xcoffout.h (xcoffout_source_line): Update prototype.
4723 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4725 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4726 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4728 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4731 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4732 inlined_function_outer_scope_p blocks for artificial inlines
4734 * tree.c (tree_nonartificial_location): Rewrite using
4735 block_nonartificial_location.
4737 2009-06-05 Revital Eres <eres@il.ibm.com>
4738 Leehod Baruch <leehod@il.ibm.com>
4740 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4741 (expand_expr_real_1): Remove comment.
4742 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4743 Vectorize misaligned access when the target supports it.
4744 (vect_supportable_dr_alignment): Check for unaligned access support.
4745 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4748 2009-06-05 Julian Brown <julian@codesourcery.com>
4750 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4751 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4753 2009-06-05 Richard Guenther <rguenther@suse.de>
4756 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4759 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4761 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4762 (save_gprs): Don't tell unwinder when a global register is saved.
4763 (s390_emit_epilogue): Emit needed epilogue unwind info.
4765 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4767 * dwarf2out.c (deferred_asm_name): New.
4768 (add_name_and_src_coords_attributes): Defer creation of
4769 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4771 (move_linkage_attr): New.
4772 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4775 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4777 * tree-nested.c (finalize_nesting_tree_1): Declare the
4778 frame_decl in the binding tree.
4780 2009-06-04 Cary Coutant <ccoutant@google.com>
4782 * basic-block.h (struct basic_block_def): Add discriminator field.
4783 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4785 * debug.c (do_nothing_debug_hooks): Add additional entry.
4786 (debug_nothing_int_charstar_int): New function.
4787 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4788 (debug_nothing_int_charstar_int): New declaration.
4789 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4790 discriminator value in .loc directive.
4791 * final.c (last_discriminator): New variable.
4792 (discriminator): New variable.
4793 (final_start_function): Initialize above variables, pass current
4794 discriminator to debug hook.
4795 (notice_source_line): Check for discriminator change.
4796 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4797 * sdbout.c (sdbout_source_line): New parameter.
4798 * tree-cfg.c (struct locus_discrim_map): New structure type.
4799 (discriminator_per_locus): New hash table.
4800 (build_gimple_cfg): Allocate and free discriminator hash table.
4801 (make_edges): Call assign_discriminator.
4802 (locus_map_hash): New function.
4803 (locus_map_eq): New function.
4804 (next_discriminator_for_locus): New function.
4805 (same_line_p): New function.
4806 (assign_discriminator): New function.
4807 (make_cond_expr_edges): Call assign_discriminator.
4808 (make_gimple_switch_edges): Likewise.
4809 (first_non_label_stmt): New function.
4810 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4812 * xcoffout.c (xcoffout_source_line): Add new parameter.
4814 * configure.ac (gcc_cv_as_discriminator): New configury check for
4815 gas support for discriminator.
4816 * configure: Regenerate.
4817 * config.in: Regenerate.
4819 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4821 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4822 val after checking for integers.
4824 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4826 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4828 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4829 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4830 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4831 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4832 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4833 X64_SSE_REGPARM_MAX.
4834 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4835 X64_SSE_REGPARM_MAX.
4837 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4839 * gcc.c (report_times_to_file): New.
4840 (execute): Implement it.
4841 (process_command): Support -time=.
4842 * doc/invoke.texi: Document it.
4844 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4846 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4847 that have value exprs.
4849 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4851 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4852 declarations for constants until...
4853 (dw2_output_indirect_constant_1): ... this point.
4855 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4858 * arm.md (arm_addsi3): Don't try to split an add with an
4859 eliminable register until after reload has completed.
4861 2009-06-03 Ian Lance Taylor <iant@google.com>
4863 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4864 * genattrtab.c (write_length_unit_log): Likewise.
4865 * genchecksum.c (dosum): Likewise.
4866 * gengtype.c (write_rtx_next): Likewise.
4867 (finish_root_table, write_roots): Likewise.
4868 * gimple.c (gimple_ops_offset_): Likewise.
4869 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4870 * config/arc/arc.c (arc_attribute_table): Likewise.
4871 * config/arm/arm.c (arm_attribute_table): Likewise.
4872 * config/avr/avr.c (avr_attribute_table): Likewise.
4873 * config/crx/crx.c (crx_attribute_table): Likewise.
4874 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4875 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4876 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4877 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4878 * config/sh/sh.c (sh_attribute_table): Likewise.
4879 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4880 * config/spu/spu.c (spu_attribute_table): Likewise.
4881 * config/v850/v850.c (v850_attribute_table): Likewise.
4883 * config/alpha/alpha.c (vms_attribute_table): Make static.
4884 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4885 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4886 * config/mips/mips.c (mips_attribute_table): Likewise.
4888 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4890 (cc1-checksum.o): Likewise.
4892 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4894 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4896 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4898 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4899 insn if it is changing sp. Use gen_add3_insn instead of
4900 conditionally gen_addsi3 and gen_adddi3.
4901 (offset_below_red_zone_p): New static inline function.
4902 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
4903 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
4904 * config/rs6000/ppc-asm.h: Include auto-host.h.
4905 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
4906 CFI_RESTORE): Define.
4907 * config/rs6000/crtresxgpr.asm: Add unwind info.
4908 * config/rs6000/crtresxfpr.asm: Likewise.
4909 * config/rs6000/crtresgpr.asm: Likewise.
4910 * config/rs6000/crtresfpr.asm: Likewise.
4911 * config/rs6000/crtsavgpr.asm: Likewise.
4912 * config/rs6000/crtsavfpr.asm: Likewise.
4914 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
4915 argument of DWARF2_FRAME_REG_OUT macros.
4917 2009-06-03 Julian Brown <julian@codesourcery.com>
4919 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
4920 words or less (including TImode) in core registers.
4922 2009-06-03 Richard Guenther <rguenther@suse.de>
4925 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
4927 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
4929 * statistics.c (statistics_counter_event): Do not record event
4930 in pass dump if its number == -1.
4931 (curr_statistics_hash): Add assert that we never get passes
4932 with static number == -1.
4934 2009-06-03 Richard Guenther <rguenther@suse.de>
4935 Andrey Belevantsev <abel@ispras.ru>
4937 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
4938 non-BLKmode arrays addressable.
4940 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
4942 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
4943 * config/m68k/m68k.h: ... here.
4944 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
4947 2009-06-03 Martin Jambor <mjambor@suse.cz>
4949 PR tree-optimization/40323
4950 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
4953 2009-06-03 Richard Guenther <rguenther@suse.de>
4955 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4958 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
4960 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4961 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
4962 JUMP_TABLE_DATA_P where applicable.
4963 * config/sh/sh.c: Ditto.
4964 * config/sh/sh.h: Ditto.
4965 * config/sh/sh.md: Ditto.
4966 * config/sh/symbian.c: Ditto.
4968 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
4970 * config/i386/driver-i386.c (describe_cache): Optimize
4971 concatenation of strings. Use snprintf instead of sprintf.
4972 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
4973 target when not compiling with GCC.
4975 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
4977 * config/sh/sh.c: Revert last change.
4978 (sh_expand_epilogue): Emit a blockage insn before the frame
4979 pointer adjustment unconditionally.
4981 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4983 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
4984 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
4985 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
4986 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
4987 to COLLECT_GCC_OPTIONS.
4989 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4991 * collect2.c (target_system_root): New variable.
4992 (main): Handle --sysroot=.
4993 (ignore_library): Strip the sysroot from the library path.
4995 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4997 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
4998 (collect2.o): Depend on collect2-aix.h.
4999 (collect2-aix.o): New rule.
5000 * collect2-aix.h: New file.
5001 * collect2-aix.c: Likewise.
5002 * collect2.c: Include collect2-aix.h. Don't undefine
5003 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
5004 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5005 Use TARGET_AIX_VERSION instead of _AIX51.
5006 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5007 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5008 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5009 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5010 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5012 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5014 * collect2.c (ignore_library): Avoid premature post-increment
5017 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5019 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
5020 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
5021 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
5022 CROSS_DIRECTORY_STRUCTURE too.
5023 (LINK_LIBG_SPEC): Likewise.
5024 (LIB_SPEC): Add %R to sysroot paths.
5025 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5026 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5027 * config/rs6000/aix51.h: As for aix43.h.
5028 * config/rs6000/aix52.h: Likewise.
5029 * config/rs6000/aix53.h: Likewise.
5030 * config/rs6000/aix61.h: Likewise.
5031 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5032 to the beginning of sysroot paths.
5034 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5036 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5037 INSN_LISTs that are out of the REG_NOTE range.
5039 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5041 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5042 (struct var_to_expand): Likewise.
5043 (struct opt_info): Add head and tail for linked lists of the above.
5044 (analyze_insn_to_expand_var): Initialize next.
5045 (analyze_iv_to_split_insn): Likewise.
5046 (analyze_insns_in_loop): Create linked lists.
5047 (allocate_basic_variable): Simplify for use without hash table.
5048 (insert_var_expansion_initialization): Likewise, make it type-safer.
5049 (combine_var_copies_in_loop_exit): Likewise.
5050 (apply_opt_in_copies): Walk lists rather than hash tables.
5051 (release_var_copies): Simplified and inlined by hand into...
5052 (free_opt_info): ... this function.
5054 2009-06-02 Richard Guenther <rguenther@suse.de>
5056 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5059 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5061 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5062 only for builtins that are not overridden.
5064 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5066 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5069 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5071 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5073 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5075 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5077 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5079 * common.opt (fdump-unnumbered-links): New.
5080 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
5081 * print-rtl.c (flag_dump_unnumbered_links): New.
5082 (print_rtx): Test it.
5084 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
5086 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
5087 push/pop multiple to 8-byte alignment.
5089 2009-06-01 Jakub Jelinek <jakub@redhat.com>
5091 * config/i386/i386.c (queued_cfa_restores): New static variable.
5092 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
5094 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
5095 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
5096 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
5097 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
5098 note unconditionally.
5099 (ix86_emit_restore_regs_using_mov): Likewise.
5100 (ix86_emit_restore_sse_regs_using_mov): Likewise.
5101 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
5102 it through to ix86_emit_restore_reg_using_pop.
5103 (ix86_emit_leave): Add RED_OFFSET argument. Call
5104 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
5105 instead of adding REG_CFA_OFFSET note unconditionally.
5106 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
5107 the above functions. Call ix86_add_queued_cfa_restore_notes when
5110 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
5111 force output of the label even for dwarf2out_do_cfi_asm.
5112 (add_fde_cfi): If -g2 and above and cfi might change CFA,
5113 force creation of CFI label and chain DW_CFA_set_loc jumping to it
5114 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
5116 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5117 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
5118 dwarf2out_cfi_label callers.
5119 * tree.h (dwarf2out_cfi_label): Adjust prototype.
5120 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
5121 Adjust dwarf2out_cfi_label callers.
5122 * config/vax/vax.c (vax_output_function_prologue): Likewise.
5124 * config/i386/i386.h (struct machine_cfa_state,
5125 struct machine_function): Guard with ifndef USED_FOR_TARGET
5126 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
5129 * emutls.c (__emutls_get_address): Change arr->size to mean number
5130 of allocated arr->data entries instead of # of slots + 1.
5133 * recog.c (peep2_reinit_state): New function.
5134 (peephole2_init_state): Use it at the end of a basic block and also
5135 when seeing a RTX_FRAME_RELATED_P insn.
5137 2009-06-01 Steve Ellcey <sje@cup.hp.com>
5139 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
5140 fixuns_truncrfdi2): New.
5141 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
5142 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
5143 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
5144 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
5145 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
5146 *recip_approx): Remove.
5147 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
5148 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
5149 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
5151 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
5154 2009-06-01 Ian Lance Taylor <iant@google.com>
5156 * attribs.c (register_attribute): Use CONST_CAST.
5157 * collect2.c (main): Use CONST_CAST2.
5158 (scan_prog_file): Likewise.
5159 * gcc.c (process_command, main): Likewise.
5160 * toplev.c (toplev_main): Likewise.
5162 * c-typeck.c (handle_warn_cast_qual): New static function,
5163 partially broken out of build_c_cast.
5164 (build_c_cast): Call handle_warn_cast_qual.
5165 * doc/invoke.texi (Warning Options): Document new effect of
5168 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
5170 * diagnostic.c (diagnostic_build_prefix): Always print columns.
5171 (diagnostic_report_current_module): Print columns.
5172 * common.opt (flag_show_column): Enable by default.
5174 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
5176 * alias.c (find_base_term): Check for NULL term before returning.
5178 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5180 Revert due to PR40320:
5181 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5182 * calls.c (emit_library_call_value_1): Don't force_operand for move
5185 2009-06-01 Olivier Hainque <hainque@adacore.com>
5186 Eric Botcazou <ebotcazou@adacore.com>
5188 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
5189 to be processed as a bitfield for constructor output purposes.
5190 * output.h (initializer_constant_valid_for_bitfield_p): Declare
5192 * varasm.c (oc_local_state): New type, output_constructor
5193 local state to support communication with helpers.
5194 (oc_outer_state): New type, output_constructor outer state of
5195 relevance in recursive calls.
5196 (output_constructor_array_range): New output_constructor helper,
5197 extracted code for an array range element.
5198 (output_constructor_regular_field): New output_constructor helper,
5199 extracted code for an element that is not a bitfield.
5200 (output_constructor_bitfield): New output_constructor helper,
5201 extracted code for a bitfield element. Accept an OUTER state
5202 argument for recursive processing. Recurse on record or array
5203 CONSTRUCTOR values, possibly past noop conversions.
5204 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
5205 VALUE is a valid constant-valued expression for use in a static
5206 bit-field initializer.
5207 (output_constructor): Rework to use helpers. Accept and honor an
5208 OUTER state argument for recursive calls. Return total size. Be
5209 prepared for nested constructors initializing bitfields.
5210 (output_constant): Feed OUTER in calls to output_constructor.
5212 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5214 * calls.c (emit_library_call_value_1): Don't force_operand for move
5217 2009-06-01 Nick Clifton <nickc@redhat.com>
5219 * doc/invoke.texi (IA-64 Options): Fix typo.
5221 2009-06-01 Ira Rosen <irar@il.ibm.com>
5223 PR tree-optimization/39129
5224 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
5226 (vect_do_peeling_for_loop_bound): Use
5227 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5228 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5229 (vect_loop_versioning): Likewise.
5230 (vect_create_cond_for_alias_checks): Fix indentation.
5231 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
5233 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
5234 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
5235 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
5236 "control flow in loop".
5237 (vect_estimate_min_profitable_iters): Use
5238 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5239 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5240 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5241 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
5242 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
5243 statement belongs to a group of strided accesses with the exact code
5245 (vectorizable_load): Likewise.
5246 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
5247 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5249 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5251 * config/freebsd-stdint.h: New file.
5252 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5253 Add freebsd-stdint.h to tm_file.
5255 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5257 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5258 (thumb2_extendhidi2): Likewise.
5260 2009-05-31 Ian Lance Taylor <iant@google.com>
5262 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5264 2009-05-31 Ian Lance Taylor <iant@google.com>
5266 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5267 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5268 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5270 2009-05-31 Jason Merrill <jason@redhat.com>
5272 * tree-pretty-print.c (print_call_name): Take the callee, not the
5273 call itself. Make non-static. Use dump_function_name for functions.
5274 (dump_generic_node): Adjust.
5275 * diagnostic.h: Declare print_call_name.
5276 * gimple-pretty-print.c (dump_gimple_call): Use it.
5278 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5280 * config/sh/sh.md (ashldi3_std): New define_expand.
5283 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5286 * config/sh/sh.c: Include debug.h.
5287 (sh_expand_epilogue): Emit a blockage insn before the frame
5288 pointer adjustment also when dwarf2out_do_frame returns true.
5290 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5292 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5293 (thumb2_extendqidi2): New pattern.
5295 2009-05-31 Ira Rosen <irar@il.ibm.com>
5297 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5298 mark phis for renaming.
5299 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5300 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5301 Call mark_sym_for_renaming.
5302 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5303 * tree-vect-loop.c (vect_transform_loop): Remove
5304 vect_memsyms_to_rename initialization and a call to
5305 mark_set_for_renaming.
5307 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5310 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5311 frame related even if !set_cfa && style < 0.
5313 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5315 * config/i386/mingw-tls.c: New file.
5316 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5317 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5318 defining _WIN32 but not __CYGWIN__.
5320 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5322 * configure.ac: Add MPC support.
5324 * config.in, configure: Regenerate.
5326 2009-05-29 Richard Henderson <rth@redhat.com>
5328 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5329 NOTE_INSN_BASIC_BLOCK.
5330 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5331 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5332 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5334 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5336 (add_cfi): Disable check redefining cfa away from drap.
5337 (lookup_cfa_1): Add remember argument; handle remember/restore.
5338 (lookup_cfa): Pass remember argument.
5339 (cfa_remember): New.
5340 (compute_barrier_args_size_1): Remove sibcall check.
5341 (dwarf2out_frame_debug_def_cfa): New.
5342 (dwarf2out_frame_debug_adjust_cfa): New.
5343 (dwarf2out_frame_debug_cfa_offset): New.
5344 (dwarf2out_frame_debug_cfa_register): New.
5345 (dwarf2out_frame_debug_cfa_restore): New.
5346 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5347 (dwarf2out_begin_epilogue): New.
5348 (dwarf2out_frame_debug_restore_state): New.
5349 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5350 DW_CFA_restore_state.
5351 (output_cfi_directive): Likewise.
5352 (convert_cfa_to_fb_loc_list): Likewise.
5353 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5354 * dwarf2out.h: Update.
5355 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5356 (copy_insn_1): Early out for null.
5357 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5358 and dwarf2out_frame_debug_restore_state.
5359 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5360 (prologue_insn_hash, epilogue_insn_hash): New.
5361 (free_after_compilation): Adjust freeing accordingly.
5362 (record_insns): Create hash table if needed; push insns into
5363 hash instead of array.
5364 (maybe_copy_epilogue_insn): New.
5365 (contains): Search hash table instead of array.
5366 (sibcall_epilogue_contains): Remove.
5367 (thread_prologue_and_epilogue_insns): Split eh_return insns
5368 and mark them as epilogues.
5369 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5370 scanning in terms of basic blocks.
5371 * insn-notes.def (CFA_RESTORE_STATE): New.
5372 * jump.c (returnjump_p_1): Accept EH_RETURN.
5373 (eh_returnjump_p_1, eh_returnjump_p): New.
5374 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5375 CFA_REGISTER, CFA_RESTORE): New.
5376 * rtl.def (EH_RETURN): New.
5377 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5379 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5380 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5382 * config/i386/i386.c (gen_push): Update cfa state.
5383 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5384 add a CFA_ADJUST_CFA note.
5385 (ix86_dwarf_handle_frame_unspec): Remove.
5386 (ix86_expand_prologue): Update cfa state.
5387 (ix86_emit_restore_reg_using_pop): New.
5388 (ix86_emit_restore_regs_using_pop): New.
5389 (ix86_emit_leave): New.
5390 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5391 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5392 * config/i386/i386.h (struct machine_cfa_state): New.
5393 (ix86_cfa_state): New.
5394 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5395 (eh_return_internal): Merge from eh_return_<mode>,
5396 use eh_return rtx, split w/ epilogue.
5398 2009-05-29 Ian Lance Taylor <iant@google.com>
5400 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5402 * calls.c (emit_library_call_value_1): Likewise.
5404 * c-typeck.c (c_build_va_arg): New function.
5405 * c-tree.h (c_build_va_arg): Declare.
5406 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5407 instead of build_va_arg.
5409 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5411 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5412 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5413 (ptr_difference_cost): Use affine combinations to compute it.
5414 (difference_cost): Likewise.
5415 (get_computation_cost_at): Compute more accurate cost for addresses
5416 if the ratio is a multiplier allowed in addresses.
5417 For non-addresses, consider that an additional offset or symbol is
5420 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5422 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5423 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5425 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5426 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5427 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5429 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5430 to 1 for TYPE_SSE{IADD1,CVT1}.
5431 (prefix_vex_imm8): Removed.
5432 (length_vex): Only pass 1 as second argument to
5433 ix86_attr_length_vex_default if prefix_extra is 0.
5434 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5435 (length): For prefix vex computation use length_immediate
5436 attribute instead of prefix_vex_imm8.
5437 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5438 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5439 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5440 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5441 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5442 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5443 a space in between the operands.
5444 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5445 if one operand is 0xff and the other one si, di, bp or sp.
5446 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5447 other one si, di, bp or sp.
5448 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5449 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5450 type and mode attributes.
5451 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5452 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5453 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5454 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5455 prefix_data16 attribute iff MODE_DF.
5456 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5457 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5458 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5459 constm128_operand in length_immediate computation.
5460 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5461 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5462 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5463 length_immediate attribute to 1.
5464 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5465 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5466 for certain alternatives.
5467 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5468 prefix_data16 attribute if MODE_V1DF.
5469 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5470 length_immediate to 1.
5471 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5472 length_address to 4, set mode attribute to MODE_DI.
5473 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5474 (fxam<mode>2_i387): Set length attribute to 4.
5475 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5476 *prefetch_3dnow_rex): Override length_address attribute.
5477 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5479 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5480 (constm128_operand): Removed.
5481 * config/i386/i386.c (memory_address_length): For
5482 disp && !index && !base in 64-bit mode account for SIB byte if
5483 print_operand_address can't optimize disp32 into disp32(%rip)
5484 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5485 for fs: or gs: segment.
5486 (ix86_attr_length_immediate_default): When checking if shortform
5487 is possible, truncate immediate to the length of the non-shortened
5489 (ix86_attr_length_address_default): Ignore MEM_P operands
5491 (ix86_attr_length_vex_default): Only check for DImode on
5492 GENERAL_REG_P operands.
5493 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5494 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5495 (sse_cvttps2pi): Clear prefix_rep attribute.
5496 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5498 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5499 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5500 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5501 iff operand 2 is const_int_operand.
5502 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5503 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5504 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5506 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5508 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5509 prefix_data16 attribute for movlpd and movhpd instructions.
5510 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5511 length_immediate for shufpd instruction.
5512 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5513 (avx_cmpp<avxmodesuffixf2c><mode>3,
5514 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5515 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5516 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5517 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5518 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5519 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5520 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5521 prefix_data16 attribute for the first alternative to 1.
5522 (*avx_loadlps): Override length_immediate for the first alternative.
5523 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5524 attributes for second alternative.
5525 (*vec_concatv2sf_sse4_1): Override length_immediate and
5526 prefix_data16 attributes for second alternative.
5527 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5528 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5529 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5530 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5531 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5532 prefix_data16 and length_immediate to 1.
5533 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5535 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5536 prefix_extra attribute for variants that don't have 0f prefix alone.
5537 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5538 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5539 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5540 *sse4_1_pextrd): Set length_immediate to 1.
5541 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5542 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5544 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5545 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5546 length_immediate to 1 for second alternative.
5547 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5548 prefix_extra and length_immediate attributes for the first
5550 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5552 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5553 to 1 for the first and third alternative.
5554 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5556 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5558 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5560 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5561 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5562 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5563 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5564 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5565 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5566 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5567 ssse3_psign<mode>3): Override prefix_rex attribute.
5568 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5569 (ssse3_palignrti): Override length_immediate to 1.
5570 (ssse3_palignrdi): Override length_immediate to 1, override
5571 prefix_rex attribute.
5572 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5573 (sse4a_extrqi): Override length_immediate to 2.
5574 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5575 (sse4a_insertq): Override prefix_data16 to 0.
5576 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5577 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5578 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5579 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5580 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5581 and length_immediate to 1.
5582 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5583 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5584 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5585 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5586 and length_immediate to 1.
5587 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5588 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5589 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5590 avx_ptest256): Override prefix_extra to 1.
5591 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5592 Override prefix_data16 and length_immediate to 1.
5593 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5594 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5595 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5596 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5597 prefix_data16 to 0 and prefix_extra to 2.
5598 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5599 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5601 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5602 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5603 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5604 and prefix_extra to 2.
5605 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5606 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5607 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5608 avx_vpermilvar<mode>3,
5609 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5610 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5611 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5612 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5613 Override prefix_extra to 1.
5614 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5615 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5616 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5617 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5618 prefix_extra and length_immediate to 1.
5619 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5621 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5622 to 1 for the first alternative.
5623 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5624 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5626 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5627 *movv2sf_internal_avx, *movv2sf_internal): Override
5628 prefix_rep attribute for certain alternatives.
5629 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5630 attributes for certain alternatives.
5631 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5632 attributes for certain alternatives.
5633 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5634 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5635 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5636 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5637 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5638 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5639 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5640 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5641 length_immediate to 1 if operand 2 is const_int_operand.
5642 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5643 *vec_extractv2si_1): Set length_immediate attribute to 1.
5644 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5645 using old 3DNOW insn rather than SSE/3DNOW_A.
5646 (mmx_emms, mmx_femms): Clear modrm attribute.
5648 2009-05-29 Martin Jambor <mjambor@suse.cz>
5650 * tree-sra.c: New implementation of SRA.
5652 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5653 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5654 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5655 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5656 (SRA_MAX_STRUCTURE_COUNT): Removed.
5657 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5658 * doc/invoke.texi (sra-max-structure-size): Removed.
5659 (sra-field-structure-ratio): Removed.
5661 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5664 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5667 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5669 PR rtl-optimization/40101
5670 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5671 seqno. Adjust comment.
5672 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5673 inserting bookkeeping before a jump, the jump is not scheduled.
5674 When no positive seqno found, provide a value. Add comment.
5676 2009-05-29 Richard Guenther <rguenther@suse.de>
5678 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5679 short-cutting on the first component.
5681 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5684 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5685 for trees other than decls/types.
5687 2009-05-29 Richard Guenther <rguenther@suse.de>
5689 * tree-ssa-operands.c (get_expr_operands): Do not handle
5690 INDIRECT_REFs in the handled-component case. Remove
5691 unused get_ref_base_and_extent case.
5692 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5693 tree_low_cst and host_integerp where possible.
5694 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5695 codes for equivalence.
5696 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5698 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5700 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5701 to tmake_file for i[34567]86-*-cygwin*.
5703 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5706 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5707 (altivec_categorize_keyword, init_vector_keywords,
5708 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5711 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5713 * tree.c (handle_dll_attribute): Check if node is
5714 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5716 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5718 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5720 (thumb2_zero_extendqidi2): Likewise.
5722 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5724 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5725 instead of gen_movrt.
5726 * config/sh/sh.md (movrt): Remove.
5728 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5730 * doc/invoke.texi (IA-64 Options):
5731 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5732 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5733 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5734 -msched-prefer-non-control-spec-insns,
5735 -msched-stop-bits-after-every-cycle,
5736 -msched-count-spec-in-critical-path,
5737 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5738 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5739 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5740 and -msched-spec-verbose.
5742 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5744 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5745 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5747 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5749 2009-05-28 Richard Guenther <rguenther@suse.de>
5751 * tree-ssa-alias.c (ao_ref_init): New function.
5752 (ao_ref_base): Likewise.
5753 (ao_ref_base_alias_set): Likewise.
5754 (ao_ref_alias_set): Likewise.
5755 (refs_may_alias_p_1): Change signature.
5756 (refs_may_alias_p): Adjust.
5757 (refs_anti_dependent_p): Likewise.
5758 (refs_output_dependent_p): Likewise.
5759 (call_may_clobber_ref_p_1): Change signature.
5760 (call_may_clobber_ref_p): Adjust.
5761 (stmt_may_clobber_ref_p_1): New function split out from ...
5762 (stmt_may_clobber_ref_p): ... here.
5763 (maybe_skip_until): Adjust signature.
5764 (get_continuation_for_phi): Likewise.
5765 (walk_non_aliased_vuses): Likewise.
5766 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5767 (ao_ref_init): Declare.
5768 (ao_ref_base): Likewise.
5769 (ao_ref_alias_set): Likewise.
5770 (stmt_may_clobber_ref_p_1): Likewise.
5771 (walk_non_aliased_vuses): Adjust.
5772 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5773 (get_ref_from_reference_ops): remove.
5774 (vn_reference_lookup_2): Adjust signature.
5775 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5776 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5777 (vn_reference_lookup): Adjust.
5778 (vn_reference_insert): Likewise.
5779 (vn_reference_insert_pieces): Adjust signature.
5780 (visit_reference_op_call): Adjust.
5781 * tree-ssa-pre.c (get_expr_type): Simplify.
5782 (phi_translate_1): Adjust.
5783 (compute_avail): Likewise.
5784 (translate_vuse_through_block): Do not re-build trees.
5785 (value_dies_in_block_x): Likewise.
5786 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5788 (vn_reference_lookup_pieces): Adjust declaration.
5789 (vn_reference_insert_pieces): Likewise.
5791 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5793 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5794 with checking disabled.
5796 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5800 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5801 macro definition for support of three-operand format aligned
5802 .comm directive in assembler on cygwin/pe/mingw target OS.
5803 * configure: Regenerate.
5804 * config.h: Regenerate.
5806 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5807 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5808 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5810 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5811 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5813 2009-05-28 Ira Rosen <irar@il.ibm.com>
5815 PR tree-optimization/40254
5816 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5817 in analysis of basic blocks.
5819 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5822 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5823 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5824 (TARGET_INITIALIZER): Use it.
5825 * cse.c (CHEAPER): Move it up to the other macros.
5826 (insert): Rename this ...
5827 (insert_with_costs): ... to this. Add cost parameters. Update
5829 (insert): New function. Call insert_with_costs.
5830 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5831 find_reg_offset_for_const, try_const_anchors): New functions.
5832 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5833 when using a const-anchor. Call insert_const_anchors.
5834 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5835 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5837 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5839 * tree-inline.c (remap_decls): Enable nonlocalized variables
5840 when not optimizing.
5842 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5844 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5845 Simplify other tests involving optimize.
5847 2009-05-27 Tom Tromey <tromey@redhat.com>
5849 * unwind-dw2.c (_Unwind_DebugHook): New function.
5850 (uw_install_context): Call _Unwind_DebugHook.
5852 2009-05-27 Tom Tromey <tromey@redhat.com>
5854 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5856 2009-05-27 Ian Lance Taylor <iant@google.com>
5858 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5859 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5860 (ALL_LINKERFLAGS): Define.
5861 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5862 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5863 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5864 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5865 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5866 $(LINKER_FOR_BUILD).
5867 (build/gcov-iov$(build_exeext)): Likewise.
5869 2009-05-27 Julian Brown <julian@codesourcery.com>
5871 * gcse.c (target.h): Include.
5872 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5873 copy of argument to a pseudo register.
5875 2009-05-27 Diego Novillo <dnovillo@google.com>
5877 * tree-ssa-live.c (dump_scope_block): Document arguments.
5878 (dump_scope_blocks): Document.
5879 (debug_scope_blocks): New.
5880 * tree-flow.h (debug_scope_blocks): Declare.
5882 2009-05-21 Denis Chertykov <denisc@overta.ru>
5884 * doc/contrib.texi (Contributors): Add myself to the list.
5886 2009-05-27 Olivier Hainque <hainque@adacore.com>
5888 * expr.c (target_align): New function. Alignment the TARGET of an
5889 assignment may be assume to have.
5890 (highest_pow2_factor_for_target): Use it instead of relying on
5891 immediate tree attributes of TARGET, not necessarily honored when
5892 intermediate bitfields are involved.
5894 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5897 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5898 AVX, SSE4, AES, PCLMUL and POPCNT.
5900 2009-05-27 Diego Novillo <dnovillo@google.com>
5902 * tree-pretty-print.c (dump_location): New.
5903 (dump_generic_node): Call it.
5904 Factor code to handle BLOCK nodes ...
5905 (dump_block_node): ... here.
5907 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
5909 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
5911 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
5913 * gcc-plugin.h: Include config.h and system.h.
5914 (IN_GCC): Define if not defined.
5916 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
5919 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
5922 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
5924 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
5926 * config/m32r/m32r.h: Ditto.
5927 * config/m32r/m32r.md: Ditto.
5928 * config/m32r/predicates.md: Ditto.
5930 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
5932 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
5934 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
5937 (Loading plugins): typo.
5938 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
5939 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5940 (Interacting with the GCC Garbage Collector): Added new section.
5941 (Giving information about a plugin): Added new section for
5943 * ggc.h (ggc_register_root_tab): Added declaration.
5944 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
5945 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
5946 (register_callback): Improved comment in declaration.
5947 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
5948 (extra_root_vec) Added static variable for dynamic roots registration.
5949 (ggc_register_root_tab) Added new routine.
5950 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
5951 PLUGIN_GGC_MARKING event.
5952 * ggc-zone.c: Include plugin.h.
5953 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5954 * ggc-page.c: Include plugin.h.
5955 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5956 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
5957 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
5958 (register_callback): check lack of callbacks for
5959 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
5960 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
5961 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
5962 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5963 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
5964 dependency on plugin.h.
5965 (plugin.o): Added dependency on ggc.h...
5967 2009-05-26 Richard Guenther <rguenther@suse.de>
5971 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5972 with mismatched comparison modes.
5974 * expr.c (expand_expr_real_1): Expand the operand of a
5975 VIEW_CONVERT_EXPR in its natural mode.
5977 2009-05-26 Ian Lance Taylor <iant@google.com>
5979 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
5980 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
5981 (ALL_COMPILERFLAGS): Define.
5982 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
5983 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5984 (collect2$(exeext), collect2.o): Likewise.
5985 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
5986 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
5987 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
5988 (libbackend.o, intl.o, cppdefault.o): Likewise.
5989 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5990 (build/%.o): Use $(COMPILER_FOR_BUILD).
5991 (build/gen%$(build_exeext)): Likewise.
5992 (build/gcov-iov$(build_exeext)): LIkewise.
5993 * config/t-darwin (darwin.o): Use $(COMPILER).
5994 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
5995 * config/t-sol2 (sol2-c.o): Likewise.
5997 * config/t-vxworks (vxworks.o): Likewise.
5998 * config/x-darwin (host-darwin.o): Likewise.
5999 * config/x-hpux (host-hpux.o): Likewise.
6000 * config/x-linux (host-linux.o): Likewise.
6001 * config/x-solaris (host-solaris.o): Likewise.
6002 * config/alpha/x-alpha (driver-alpha.o): Likewise.
6003 * config/arm/t-arm (arm-c.o): Likewise.
6004 * config/arm/t-pe (pe.o): Likewise.
6005 * config/arm/t-wince-pe (pe.o): Likewise.
6006 * config/i386/t-cygming (winnt.o): Likewise.
6007 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6008 * config/i386/t-cygwin (cygwin1.o): Likewise.
6009 (cygwin2.o): Likewise.
6010 * config/i386/t-i386 (i386-c.o): Likewise.
6011 * config/i386/t-interix (winnt.o): Likewise.
6012 * config/i386/t-netware (netware.o): Likewise.
6013 * config/i386/t-nwld (nwld.o): Likewise.
6014 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
6015 * config/i386/x-i386 (driver-i386.o): Likewise.
6016 * config/i386/x-cygwin (host-cygwin.o): Likewise.
6017 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
6018 * config/ia64/t-ia64 (ia64-c.o): Likewise.
6019 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
6020 * config/mips/x-native (driver-native.o): Likewise.
6021 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
6022 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
6023 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6024 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6025 * config/score/t-score-elf (score7.o): Likewise.
6026 (score3.o): Likewise.
6027 * config/sh/t-sh (sh-c.o): Likewise.
6028 * config/sh/t-symbian (sh-c.o): Likewise.
6029 (symbian.o): Likewise.
6030 * config/spu/t-spu-elf (spu-c.o): Likewise.
6031 * config/v850/t-v850 (v850-c.o): Likewise.
6032 * config/v850/t-v850e (v850-c.o): Likewise.
6034 2009-05-26 Richard Guenther <rguenther@suse.de>
6036 PR tree-optimization/40122
6037 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6038 VECTOR_CSTs if possible.
6039 (fold_gimple_assign): Likewise.
6041 2009-05-26 Richard Guenther <rguenther@suse.de>
6044 * fold-const.c (fold_binary): Use the correct types for building
6047 2009-05-26 Richard Guenther <rguenther@suse.de>
6049 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6050 redundant calls to merge_alias_info.
6051 (bump_vector_ptr): Likewise.
6052 * tree-ssa-copy.c (merge_alias_info): Remove.
6053 (replace_exp_1): Remove call to merge_alias_info.
6054 (propagate_tree_value): Likewise.
6055 (fini_copy_prop): Propagate points-to info.
6056 * tree-flow.h (merge_alias_info): Remove.
6058 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6060 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6062 2009-05-25 Jan Hubicka <jh@suse.cz>
6064 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6065 * cgraph.h (struct inline_summary): New filed self_wize,
6066 size_inlining_benefit, self_time and time_inlining_benefit.
6067 (struct cgraph_global_info): Replace insns by time ans size fields.
6068 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6069 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6070 (ipcp_update_callgraph): Do not touch function bodies.
6071 * ipa-inline.c: Include except.h
6072 (MAX_TIME): New constant.
6073 (overall_insns): Remove.
6075 (overall_size, max_benefit): New static variables.
6076 (cgraph_estimate_time_after_inlining): New function.
6077 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6078 (cgraph_clone_inlined_nodes): Update size.
6079 (cgraph_mark_inline_edge): Update size.
6080 (cgraph_estimate_growth): Use size info.
6081 (cgraph_check_inline_limits): Check size.
6082 (cgraph_default_inline_p): Likewise.
6083 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6084 (cgraph_decide_recursive_inlining): Check size.
6085 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6087 (cgraph_decide_inlining): Likewise.
6088 (cgraph_decide_inlining_incrementally): Likewise; honor
6089 PARAM_EARLY_INLINING_INSNS.
6090 (likely_eliminated_by_inlining_p): New predicate.
6091 (estimate_function_body_sizes): New function.
6092 (compute_inline_parameters): Use it.
6093 * except.c (must_not_throw_labels): New function.
6094 * except.h (must_not_throw_labels): Declare.
6095 * tree-inline.c (init_inline_once): Kill inlining_weigths
6096 * tree-ssa-structalias.c: Avoid uninitialized warning.
6097 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6098 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6099 (PARAM_INLINE_CALL_COST): Remove.
6100 (PARAM_EARLY_INLINING_INSNS): New.
6102 2009-05-25 Richard Guenther <rguenther@suse.de>
6104 PR tree-optimization/36327
6105 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
6106 callback for reference translation or lookup at the point of may-defs.
6107 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
6108 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
6109 for union COMPONENT_REFs.
6110 (vn_reference_lookup_3): New callback. Lookup from memset
6111 and CONSTRUCTOR assignment, translate through struct copies.
6112 (vn_reference_lookup_pieces): Make sure to not free the
6113 passed operands array. Adjust walk_non_aliased_vuses call.
6114 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
6115 make sure we do not leak memory.
6117 2009-05-25 Richard Guenther <rguenther@suse.de>
6119 * tree-ssa-alias.h (dump_points_to_solution): Declare.
6120 * tree-inline.c (expand_call_inline): Reset the escaped and
6122 * tree-ssa-structalias.c (pass_build_ealias): New.
6123 * tree-pass.h (pass_build_ealias): Declare.
6124 * passes.c (init_optimization_passes): Add PTA during
6125 early optimizations.
6126 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
6127 and CALLUSED solutions.
6128 (dump_points_to_solution): New function, split out from ...
6129 (dump_points_to_info_for): ... here.
6130 * tree-parloops.c (parallelize_loops): Reset the escaped and
6133 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6136 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
6137 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
6139 2009-05-25 Ira Rosen <irar@il.ibm.com>
6141 PR tree-optimization/40238
6142 * tree-vect-stmts.c (vect_init_vector): Insert initialization
6143 statements after basic block's labels.
6144 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
6145 to free the allocated memory.
6147 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
6149 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
6150 return address with a USE.
6152 2009-05-24 Richard Guenther <rguenther@suse.de>
6155 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
6156 array type from the main variant of the inner type.
6158 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6160 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
6161 definition to bool (from int) to un-break build.
6162 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
6164 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
6166 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
6167 discard_stmt_changes): Delete.
6168 * tree-ssa-operands.c (scb_stack): Delete.
6169 (init_ssa_operands): Do not initialize it.
6170 (fini_ssa_operands): Do not free it.
6171 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
6173 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
6174 update_stmt, remove the others. Fix comments.
6175 * tree-dfa.c (optimize_stack_restore): Likewise.
6176 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
6177 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
6178 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6179 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
6181 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
6182 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6183 (dom_opt_finalize_block): Likewise, adjusting access to
6185 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
6186 (stmts_to_rescan): Change item type to gimple.
6187 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
6189 2009-05-24 Ira Rosen <irar@il.ibm.com>
6191 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
6192 * tree-pass.h (pass_slp_vectorize): New pass.
6193 * params.h (SLP_MAX_INSNS_IN_BB): Define.
6194 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
6195 * tree-vectorizer.c (timevar.h): Include.
6196 (user_vect_verbosity_level): Declare.
6197 (vect_location): Fix comment.
6198 (vect_set_verbosity_level): Update user_vect_verbosity_level
6199 instead of vect_verbosity_level.
6200 (vect_set_dump_settings): Add an argument. Ignore user defined
6201 verbosity if dump flags require higher level of verbosity. Print to
6202 stderr only for loop vectorization.
6203 (vectorize_loops): Update call to vect_set_dump_settings.
6204 (execute_vect_slp): New function.
6205 (gate_vect_slp): Likewise.
6206 (struct gimple_opt_pass pass_slp_vectorize): New.
6207 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
6209 (vec_info_for_bb): New function.
6210 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
6211 (VECTORIZATION_ENABLED): New macro.
6212 (SLP_ENABLED, SLP_DISABLED): Likewise.
6213 (vect_is_simple_use): Add bb_vec_info argument.
6214 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
6215 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
6216 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
6217 vect_schedule_slp, vect_analyze_slp): Likewise.
6218 (vect_analyze_stmt): Add slp_tree argument.
6219 (find_bb_location): Declare.
6220 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6221 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
6222 (vect_analyze_loop_operations, vect_analyze_loop,
6223 get_initial_def_for_induction, vect_create_epilog_for_reduction,
6224 vect_finalize_reduction, vectorizable_reduction,
6225 vectorizable_live_operation, vect_transform_loop): Likewise.
6226 * tree-data-ref.c (dr_analyze_innermost): Update comment,
6227 skip evolution analysis if analyzing a basic block.
6228 (dr_analyze_indices): Likewise.
6229 (initialize_data_dependence_relation): Skip the test whether the
6230 object is invariant for basic blocks.
6231 (compute_all_dependences): Skip dependence analysis for data
6232 references in basic blocks.
6233 (find_data_references_in_stmt): Don't fail in case of invariant
6234 access in basic block.
6235 (find_data_references_in_bb): New function.
6236 (find_data_references_in_loop): Move code to
6237 find_data_references_in_bb and add a call to it.
6238 (compute_data_dependences_for_bb): New function.
6239 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
6240 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
6242 (vect_analyze_data_ref_dependence): Check for interleaving in case of
6243 unknown dependence in basic block and fail in case of dependence in
6245 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
6246 dependence instances from either loop or basic block vectorization
6248 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6249 before calling nested_in_vect_loop_p.
6250 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6251 dependence instances from either loop or basic block vectorization
6253 (vect_verify_datarefs_alignment): Likewise.
6254 (vect_enhance_data_refs_alignment): Adjust function calls.
6255 (vect_analyze_data_refs_alignment): Likewise.
6256 (vect_analyze_group_access): Fix printing. Skip different checks if
6257 DR_STEP is 0. Keep strided stores either in loop or basic block
6258 vectorization data structure. Fix indentation.
6259 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6261 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6262 dependence instances from either loop or basic block vectorization
6264 (vect_analyze_data_refs): Update comment. Call
6265 compute_data_dependences_for_bb to analyze basic blocks.
6266 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6267 case of loop vectorization. In case of basic block vectorization use
6268 data-ref itself as a base.
6269 (vect_create_data_ref_ptr): In case of basic block vectorization:
6270 don't advance the pointer, add new statements before the current
6271 statement. Adjust function calls.
6272 (vect_supportable_dr_alignment): Support only aligned accesses in
6273 basic block vectorization.
6274 * common.opt (ftree-slp-vectorize): New flag.
6275 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6276 (vect_pattern_recog_1): Likewise.
6277 * tree-vect-stmts.c (process_use): Likewise.
6278 (vect_init_vector): Add new statements in the beginning of the basic
6279 block in case of basic block SLP.
6280 (vect_get_vec_def_for_operand): Adjust function calls.
6281 (vect_finish_stmt_generation): Likewise.
6282 (vectorizable_call): Add assert that it is loop vectorization, adjust
6284 (vectorizable_conversion, vectorizable_assignment): Likewise.
6285 (vectorizable_operation): In case of basic block SLP, take
6286 vectorization factor from statement's type and skip the relevance
6287 check. Adjust function calls.
6288 (vectorizable_type_demotion): Add assert that it is loop
6289 vectorization, adjust function calls.
6290 (vectorizable_type_promotion): Likewise.
6291 (vectorizable_store): Check for outer loop only in case of loop
6292 vectorization. Adjust function calls. For basic blocks, skip the
6293 relevance check and don't advance pointers.
6294 (vectorizable_load): Likewise.
6295 (vectorizable_condition): Add assert that it is loop vectorization,
6296 adjust function calls.
6297 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6298 that it is not reduction, get vector type, call only supported
6299 functions, skip loop specific parts.
6300 (vect_transform_stmt): Check for outer loop only in case of loop
6302 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6303 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6304 for external definition.
6305 * passes.c (pass_slp_vectorize): New pass.
6306 * tree-vect-slp.c (find_bb_location): New function.
6307 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6308 check for patterns only in loops.
6309 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6310 case of multiple types in basic block SLP.
6311 (vect_mark_slp_stmts_relevant): New function.
6312 (vect_supported_load_permutation_p): Fix comment.
6313 (vect_analyze_slp_instance): Add argument. In case of basic block
6314 SLP, take vectorization factor from statement's type, check that
6315 unrolling factor is 1. Adjust function call. Save SLP instance in
6316 either loop or basic block vectorization structure. Return FALSE,
6318 (vect_analyze_slp): Add argument. Get strided stores groups from
6319 either loop or basic block vectorization structure. Return FALSE
6320 if basic block SLP failed.
6321 (new_bb_vec_info): New function.
6322 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6323 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6324 (vect_schedule_slp): Add argument. Get SLP instances from either
6325 loop or basic block vectorization structure. Set vectorization factor
6326 to be 1 for basic block SLP.
6327 (vect_slp_transform_bb): New function.
6328 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6330 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6332 * final.c (shorten_branches): Do not align labels for jump tables.
6333 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6335 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6337 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6338 Remove outdated reference to flow.c and fix nits.
6339 * doc/gccint.texi: Tweak RTL description.
6340 * doc/rtl.texi: Likewise.
6342 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6344 * config/avr/avr.c: Change my email address.
6345 * config/avr/avr.h: Likewise.
6346 * config/avr/avr.md: Likewise.
6347 * config/avr/avr-protos.h: Likewise.
6348 * config/avr/libgcc.S: Likewise.
6350 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6352 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6353 (spu_split_load, spu_split_store): Change return type to int.
6354 (spu_split_convert): Declare.
6355 * config/spu/predicates.md (spu_mem_operand): Remove.
6356 (spu_mov_operand): Update.
6357 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6358 * config/spu/spu.c (regno_aligned_for_load): Remove.
6359 (reg_aligned_for_addr, spu_expand_load): Define.
6360 (spu_expand_extv): Reimplement and handle MEM.
6361 (spu_expand_insv): Handle MEM.
6362 (spu_sched_reorder): Handle insn's with length 0.
6363 (spu_legitimate_address_p): Reimplement.
6364 (store_with_one_insn_p): Return TRUE for any mode with size
6365 larger than 16 bytes.
6366 (address_needs_split): Define.
6367 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6369 (spu_convert_move): Define.
6370 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6371 (spu_split_store): Change all MEM's to TImode.
6372 (spu_init_expanders): Preallocate registers that correspond to
6373 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6375 (spu_split_convert): Define.
6376 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6377 (_move<mode>, _movdi, _movti): Update predicate and condition.
6378 (load, store): Change to define_split.
6379 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6381 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6382 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6383 define_insn_and_split of lshr<mode>3.
6384 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6385 (<v>ashr<mode>3_imm): Define.
6386 (extv, extzv, insv): Allow MEM operands.
6387 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6388 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6389 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6390 (_spu_convert2): Change to define_insn_and_split and remove the
6391 corresponding define_peephole2.
6392 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6393 Change predicates to memory_operand.
6395 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6397 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6399 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6401 PR tree-optimization/40219
6402 * tree.c (iterative_hash_expr): Make sure the builtin function is
6403 a normal builtin function and not a front end or back end builtin
6404 before indexing into the built_in_decls array.
6406 2009-05-22 Richard Guenther <rguenther@suse.de>
6409 * alias.c (write_dependence_p): Do not use TBAA for answering
6410 anti-dependence or output-dependence.
6411 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6412 (emit_pointer_definition): Remove.
6413 (emit_alias_warning): Likewise.
6414 (find_what_var_points_to): Remove TBAA pruning code.
6415 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6417 (compute_points_to_sets): Remove code computing the set of
6418 dereferenced pointers.
6419 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6420 oracle for querying anti and output dependencies.
6421 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6422 if TBAA may be applied.
6423 (refs_anti_dependent_p): New function.
6424 (refs_output_dependent_p): Likewise.
6425 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6426 (refs_output_dependent_p): Likewise.
6427 * doc/tree-ssa.texi (Memory model): New section.
6428 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6429 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6430 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6431 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6432 * expr.c (expand_expr_real_1): Likewise.
6433 * gimple-low.c (lower_stmt): Likewise.
6434 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6435 (dump_gimple_cdt): Remove.
6436 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6437 (gimple_size): Likewise.
6438 (walk_gimple_op): Likewise.
6439 (is_gimple_stmt): Likewise.
6440 (walk_stmt_load_store_addr_ops): Likewise.
6441 (gimple_build_cdt): Remove.
6442 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6443 * gimple.h (gimple_cdt_new_type): Remove.
6444 (gimple_cdt_new_type_ptr): Likewise.
6445 (gimple_cdt_set_new_type): Likewise.
6446 (gimple_cdt_location): Likewise.
6447 (gimple_cdt_location_ptr): Likewise.
6448 (gimple_cdt_set_location): Likewise.
6449 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6450 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6451 GIMPLE_CHANGE_DYNAMIC_TYPE.
6452 (verify_types_in_gimple_stmt): Likewise.
6453 * tree-inline.c (estimate_num_insns): Likewise.
6454 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6455 (copy_decl_to_var): Likewise.
6456 (copy_result_decl_to_var): Likewise.
6457 * tree-pretty-print.c (dump_generic_node): Do not handle
6458 CHANGE_DYNAMIC_TYPE_EXPR.
6459 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6460 * tree-ssa-operands.c (get_expr_operands): Likewise.
6461 * tree-ssa-structalias.c (struct variable_info): Remove
6462 no_tbaa_pruning member.
6463 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6464 (unify_nodes): Do not copy it.
6465 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6466 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6467 (set_uids_in_ptset): Do not check it.
6468 (find_what_var_points_to): Likewise.
6469 (compute_tbaa_pruning): Remove.
6470 (compute_points_to_sets): Do not call it.
6471 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6472 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6473 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6474 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6475 (DECL_NO_TBAA_P): Likewise.
6476 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6477 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6478 (expand_omp_atomic_pipeline): Do not set it.
6479 * print-tree.c (print_node): Do not dump it.
6480 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6483 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6486 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6489 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6491 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6494 2009-05-22 Ben Elliston <bje@au.ibm.com>
6496 * Makefile.in (bversion.h, s-bversion): New targets.
6497 (TOPLEV_H): Add bversion.h.
6498 * toplev.h: Include "bversion.h".
6499 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6500 the __format__ attribute only if compiling with the same version
6501 of GCC as the sources (the "build version").
6503 2009-05-22 Ben Elliston <bje@au.ibm.com>
6505 * c-format.c (handle_format_attribute): Fix comment typo.
6507 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6510 * config/ia64/ia64.opt (mfused-madd): New.
6511 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6512 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6513 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6514 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6515 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6516 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6517 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6518 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6519 instruction if !TARGET_FUSED_MADD.
6520 (fpma, fpms): Remove colon from name.
6522 2009-05-22 Richard Guenther <rguenther@suse.de>
6524 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6525 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6526 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6528 (create_expression_by_pieces): Only convert if necessary.
6529 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6530 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6532 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6534 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6535 regular pattern from a template and rename it ...
6536 (*extzv_truncsi_exts): ... to this.
6538 2009-05-21 Richard Guenther <rguenther@suse.de>
6540 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6541 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6542 (cgraph_default_inline_p): Likewise.
6543 (cgraph_decide_inlining_incrementally): Likewise.
6545 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6546 Uros Bizjak <ubizjak@gmail.com>
6548 * config/i386/cpuid.h (bit_MOVBE): New.
6550 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6552 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6553 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6554 (ix86_handle_option): Handle OPT_mmovbe.
6555 (ix86_target_string): Add -mmovbe.
6556 (pta_flags): Add PTA_MOVBE.
6557 (processor_alias_table): Add PTA_MOVBE to "atom".
6558 (override_options): Handle PTA_MOVBE.
6560 * config/i386/i386.h (TARGET_MOVBE): New.
6562 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6563 (*bswapsi_movbe): New.
6564 (*bswapdi_movbe): Likewise.
6565 (bswapdi2): Renamed to ...
6567 (bswapdi2): New expander.
6569 * config/i386/i386.opt (mmovbe): New.
6571 * doc/invoke.texi: Document -mmovbe.
6573 2009-05-21 Taras Glek <tglek@mozilla.com>
6575 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6576 * gcc-plugin.h (plugin_init): Updated signature.
6577 * gcc-plugin.h (plugin_name_args): Moved to this header.
6578 * doc/plugins.texi (plugin_init): Updated documention to reflect
6580 * doc/plugins.texi (plugin_name_args): Added to documention.
6582 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6584 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6585 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6587 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6589 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6590 JUMP_TABLE_DATA_P predicates where applicable.
6591 * config/i386/predicates.md: Ditto.
6592 * config/i386/sse.md: Ditto.
6594 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6596 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6597 operand2 -128 override length_immediate attribute to 1.
6598 * config/i386/predicates.md (constm128_operand): New predicate.
6600 * config/i386/i386.c (memory_address_length): Handle %r12
6601 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6603 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6604 mode look through optional ZERO_EXTEND and SUBREG.
6605 * config/i386/i386.md (R12_REG): New define_constant.
6606 (prefix_data16): For sse unit set also for MODE_TI insns.
6607 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6608 insns set if operand 1 is ext_QIreg_operand.
6609 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6610 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6612 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6613 mode from MODE_DI to MODE_SI.
6614 (movdi_1_rex64): Override modrm and length_immediate attributes
6615 only for movabs (TYPE_IMOV, alternative 2).
6616 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6617 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6618 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6619 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6620 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6621 prefix_rex attribute if DImode.
6622 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6623 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6624 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6625 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6626 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6627 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6628 Likewise. For TYPE_IMOV clear length_immediate attribute.
6629 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6630 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6631 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6632 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6633 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6634 or one operand TYPE_ISHIFT.
6635 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6636 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6637 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6638 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6639 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6640 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6641 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6642 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6643 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6644 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6645 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6646 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6647 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6648 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6649 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6650 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6651 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6652 set mode attribute, don't override length attribute.
6653 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6655 (return_internal_long): Set length attribute to 2 instead of 1.
6656 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6657 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6658 prefix_rex attribute.
6659 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6661 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6663 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6665 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6667 2009-05-20 Ian Lance Taylor <iant@google.com>
6669 * tree.c (build_tree_list_vec_stat): New function.
6670 (ctor_to_vec): New function.
6671 (build_nt_call_vec): New function.
6672 (build_call_array): Change args to be a const pointer.
6673 (build_call_vec): New function.
6674 * tree.h (build_nt_call_vec): Declare.
6675 (build_tree_list_vec_stat): Declare.
6676 (build_tree_list_vec): Define.
6677 (build_call_array): Update declaration.
6678 (build_call_vec): Declare.
6679 (ctor_to_vec): Declare.
6680 * c-common.c (tree_vector_cache): New static variable.
6681 (make_tree_vector): New function.
6682 (release_tree_vector): New function.
6683 (make_tree_vector_single): New function.
6684 (make_tree_vector_copy): New function.
6685 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6686 (make_tree_vector_single, make_tree_vector_copy): Declare.
6687 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6688 (c_parser_expr_list): Don't manage cache here, instead call
6690 (c_parser_release_expr_list): Remove static function.
6691 (c_parser_vec_to_tree_list): Remove static function.
6692 (c_parser_attributes): Call build_tree_list_vec instead of
6693 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6694 c_parser_release_expr_list.
6695 (c_parser_postfix_expression_after_primary): Likewise.
6696 (c_parser_objc_keywordexpr): Likewise.
6698 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6700 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6701 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6702 TARGET_CONVERT_TO_TYPE.
6703 * hooks.c (hook_tree_const_tree_null): Define.
6704 * hooks.h (hook_tree_const_tree_null): Declare.
6705 * target.h (struct gcc_target): Add invalid_parameter_type,
6706 invalid_return_type, promoted_type, and convert_to_type fields.
6707 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6708 (TARGET_INVALID_RETURN_TYPE): Define.
6709 (TARGET_PROMOTED_TYPE): Define.
6710 (TARGET_CONVERT_TO_TYPE): Define.
6711 (TARGET_INITIALIZER): Update for new fields.
6712 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6713 (grokparms): Check targetm.invalid_parameter_type.
6714 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6715 * c-convert.c (convert): Check targetm.convert_to_type.
6717 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6719 * config/mips/mips.md (*extenddi_truncate<mode>,
6720 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6722 (*extendhi_truncateqi): New define_insn_and_sptit.
6724 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6727 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6728 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6730 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6732 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6733 the operand of VIEW_CONVERT_EXPR.
6735 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6737 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6738 extended family and model for Intel processors. Support Intel Atom.
6740 2009-05-20 Olivier Hainque <hainque@adacore.com>
6742 * gstab.h (stab_code_type): Define, to be used instead of the
6743 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6745 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6746 occurrences by stab_code_type.
6747 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6749 2009-05-20 Martin Jambor <mjambor@suse.cz>
6751 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6752 (sra_insert_before): Likewise.
6753 (sra_insert_after): Likewise.
6754 (sra_init_cache): Likewise.
6755 (sra_type_can_be_decomposed_p): Likewise.
6756 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6757 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6758 (sra_insert_before): Likewise.
6759 (sra_insert_after): Likewise.
6760 (sra_init_cache): Likewise.
6761 (insert_edge_copies_seq): Made static and moved upwards.
6763 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6766 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6768 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6769 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6772 2009-05-20 Richard Guenther <rguenther@suse.de>
6774 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6775 with mismatched comparison modes.
6777 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6779 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6780 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6781 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6782 with shifts for Thumb2.
6783 (orsi_notsi): New for orn.
6784 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6785 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6786 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6787 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6788 Don't invert remainder for IOR.
6790 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6792 PR tree-optimization/40087
6793 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6794 number_of_iterations_ne): Rename never_infinite argument.
6795 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6796 number_of_iterations_le): Handle pointer-type ivs when
6797 exit_must_be_taken is false.
6798 (number_of_iterations_cond): Do not always assume that
6799 exit_must_be_taken if the control variable is a pointer.
6801 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6803 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6804 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6806 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6808 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6809 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6811 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6814 * c.opt (Wlogical-op): Disabled by default.
6815 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6817 * doc/invoke.texi (Wlogical-op): Likewise.
6819 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6821 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6823 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6824 Propagate the type of the first operand.
6825 <ASSERT_EXPR>: Simplify.
6826 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6827 Rewrite using the RHS code as discriminant.
6828 <NOP_EXPR>: Turn into CASE_CONVERT.
6829 <PLUS_EXPR>: Propagate the type of the first operand.
6831 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6833 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6834 (ia64_dconst_0_375): New.
6835 * config/ia64/ia64.c (ia64_override_options): Remove
6836 -minline-sqrt-min-latency warning.
6837 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6838 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6839 * config/ia64/ia64.md (*sqrt_approx): Remove.
6840 (sqrtsf2): Remove #if 0.
6841 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6842 (sqrtdf): Remove assert.
6843 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6844 (sqrtxf2): Remove #if 0.
6845 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6846 * div.md (sqrt_approx_rf): New.
6847 (sqrtsf2_internal_thr): New implementation.
6848 (sqrtsf2_internal_lat): New.
6849 (sqrtdf2_internal_thr: New implementation.
6850 (sqrtxf2_internal): New implementation.
6852 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6853 Hans-Peter Nilsson <hp@axis.com>
6855 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6856 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6857 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6858 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6859 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6860 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6861 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6862 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6863 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6864 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6865 * c-common.c: ...from here.
6867 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6869 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6871 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6873 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6875 2009-05-19 Ben Elliston <bje@au.ibm.com>
6877 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6878 assignments with memcpy calls.
6879 (add_fdes): Likewise.
6880 (binary_search_unencoded_fdes): Likewise.
6881 (linear_search_fdes): Eliminate type puns.
6883 2009-05-19 Richard Guenther <rguenther@suse.de>
6885 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6886 not falsely claim to have propagated into all uses.
6888 2009-05-19 Ben Elliston <bje@au.ibm.com>
6890 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6893 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6895 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6896 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6897 (TARGET_LEGITIMATE_ADDRESS_P): New.
6898 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6899 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6901 2009-05-18 Dodji Seketeli <dodji@redhat.com>
6904 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
6905 child of the containing namespace's DIE.
6907 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
6909 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
6910 *zero_extendhi_truncqi): Move after the zero_extend patterns.
6911 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
6914 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
6917 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
6918 gen_align with gen_pad.
6919 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
6920 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
6922 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
6923 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
6925 * config/i386/i386.md (align): Renamed to ...
6926 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
6927 ASM_OUTPUT_MAX_SKIP_PAD.
6929 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
6931 * config.gcc: Fix variable syntax.
6934 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
6935 before calling exact_log2.
6936 (output_iorsi3): Likewise.
6937 (output_xorsi3): Likewise.
6939 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6941 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
6942 for the none zero constant operand except for EQ and NE
6943 comprisons even when the first operand is R0.
6945 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
6947 * config/s390/2064.md: Remove trailing whitespaces.
6948 * config/s390/2084.md: Likewise.
6949 * config/s390/constraints.md: Likewise.
6950 * config/s390/fixdfdi.h: Likewise.
6951 * config/s390/libgcc-glibc.ver: Likewise.
6952 * config/s390/s390-modes.def: Likewise.
6953 * config/s390/s390-protos.h: Likewise.
6954 * config/s390/s390.c: Likewise.
6955 * config/s390/s390.h: Likewise.
6956 * config/s390/s390.md: Likewise.
6957 * config/s390/tpf-unwind.h: Likewise.
6959 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6961 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
6963 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6966 * configure.ac (m68k-*-*): Check if binutils support TLS.
6967 * configure: Regenerate.
6968 * config/m68k/predicates.md (symbolic_operand): Extend comment.
6969 * config/m68k/constraints.md (Cu): New constraint.
6970 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
6971 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
6972 (movsi): Handle TLS symbols.
6973 (addsi3_5200): Handle XTLS symbols, indent.
6974 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
6975 (m68k_tls_reference_p): Declare.
6976 (m68k_legitimize_address): Declare.
6977 (m68k_unwrap_symbol): Declare.
6978 * config/m68k/m68k.opt (mxtls): New option.
6979 * config/m68k/m68k.c (ggc.h): Include.
6980 (m68k_output_dwarf_dtprel): Implement hook.
6981 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6982 (m68k_expand_prologue): Load GOT pointer when function needs it.
6983 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
6984 (m68k_legitimate_constant_address_p): Same.
6985 (m68k_decompose_address): Handle TLS references.
6986 (m68k_get_gp): New static function.
6987 (enum m68k_reloc): New contants.
6988 (TLS_RELOC_P): New macro.
6989 (m68k_wrap_symbol): New static function.
6990 (m68k_unwrap_symbol): New function.
6991 (m68k_final_prescan_insn_1): New static function.
6992 (m68k_final_prescan_insn): New function.
6993 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
6995 (legitimize_pic_address): Handle TLS references..
6996 (m68k_tls_get_addr, m68k_get_tls_get_addr)
6997 (m68k_libcall_value_in_a0_p)
6998 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
6999 (m68k_call_m68k_read_tp): Helper variables and functions for ...
7000 (m68k_legitimize_tls_address): Handle TLS references.
7001 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
7003 (m68k_legitimize_address): Handle TLS symbols.
7004 (m68k_get_reloc_decoration): New static function.
7005 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7007 (m68k_output_dwarf_dtprel): Implement hook.
7008 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7009 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7010 m68k_call_* routines.
7011 (sched_attr_op_type): Handle TLS symbols.
7012 (gt-m68k.h): Include.
7013 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
7014 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
7016 2009-05-18 Martin Jambor <mjambor@suse.cz>
7018 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
7019 (visit_store_addr_for_mod_analysis): New function.
7020 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
7021 (determine_cst_member_ptr): Use gimple_assign_single_p.
7022 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
7023 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7024 operands. Don't check number of operands of a NOP_EXPR.
7026 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7028 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7030 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7033 * c-common.c (warn_logical_operator): Don't warn if one of
7034 expression isn't always true or false.
7036 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7038 * config/i386/biarch32.h: New file.
7039 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7041 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7043 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7044 *zero_extend<mode>_truncqi): Merge these into ...
7045 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7046 Name the pattern following this as *zero_extendhi_truncqi.
7048 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7051 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7052 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7053 (output_info): Make field HOST_WIDEST_INT.
7054 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7055 (dump_bitmat_statistics): Same.
7057 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7059 * config.gcc (use_gcc_stdint): Set to wrap.
7060 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7061 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7062 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7063 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7064 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7065 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7066 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7067 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7069 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7071 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7073 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7074 Move definitions earlier.
7075 (OPT_ARCH64, OPT_ARCH32): Define.
7076 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7079 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7082 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
7085 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7087 * arm.md (movdi2): Copy non-reg values to DImode registers.
7089 2009-05-16 Jakub Jelinek <jakub@redhat.com>
7092 * final.c (label_to_max_skip): New function.
7093 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
7094 CODE_LABEL_NUMBER <= max_labelno.
7095 * output.h (label_to_max_skip): New prototype.
7096 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
7097 (ix86_avoid_jump_mispredicts): ... this. Don't define if
7098 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
7099 Handle CODE_LABELs with >= 16 byte alignment or with
7100 max_skip == (1 << align) - 1.
7101 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
7102 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
7105 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
7106 .p2align 3 if MAX_SKIP is smaller than 7.
7107 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7109 2009-05-15 Ian Lance Taylor <iant@google.com>
7111 * alias.c (struct alias_set_entry_d): Rename from struct
7112 alias_set_entry. Change all uses.
7113 * except.c (struct call_site_record_d): Rename from struct
7114 call_site_record. Change all uses.
7115 * except.h (struct eh_region_d): Rename from struct eh_region.
7117 * gcse.c (struct hash_table_d): Rename from struct hash_table.
7119 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
7120 ivtype_map_elt. Change all uses.
7121 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
7123 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
7124 * graphite.h (struct name_tree_d): Rename from struct name_tree.
7126 (struct sese_d): Rename from struct sese. Change all uses.
7127 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
7128 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
7129 * optabs.h (struct optab_d): Rename from struct optab. Change all
7131 (struct convert_optab_d): Rename from struct convert_optab.
7133 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
7134 ipa_opt_pass. Change all uses.
7135 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
7138 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
7139 defined as a typedef.
7140 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
7143 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7146 * fold-const.c (make_range,build_range_check,merge_ranges): Move
7148 (merge_ranges): Returns bool.
7149 * tree.h (make_range): .. to here.
7150 (build_range_check): Likewise.
7151 (merge_ranges): Likewise. Renamed from merge_ranges.
7152 * c-typeck.c (parser_build_binary_op): Update calls to
7153 warn_logical_operator.
7154 * c-common.c (warn_logical_operator): Add new warning.
7155 * c-common.h (warn_logical_operator): Update declaration.
7157 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7159 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
7161 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7163 * doc/install.texi: Document MPC requirements, flags etc.
7165 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
7166 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
7167 Evaluate constant arguments.
7168 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
7169 (fold_builtin_1): Likewise, also evaluate constant arguments.
7170 Remove superfluous break.
7171 (do_mpc_ckconv): New.
7172 * real.h: Include mpc.h.
7173 * toplev.c (print_version): Output MPC version info if available.
7175 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7177 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
7179 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
7181 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
7184 2009-05-15 Jan Hubicka <jh@suse.cz>
7186 * doc/invoke.texi (max-early-inliner-iterations): New flag.
7187 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
7188 (try_inline): Fix return value.
7189 (cgraph_decide_inlining_incrementally): Honor new value.
7190 (cgraph_early_inlining): Handle indirect inlining.
7191 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
7193 2009-05-15 Jan Hubicka <jh@suse.cz>
7195 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
7196 * cgraphunit.c (cgraph_finalize_function): Set it.
7197 (cgraph_expand_function): Use it.
7199 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7201 * real.c (encode_ieee_half): Define.
7202 (decode_ieee_half): Define.
7203 (ieee_half_format): Define.
7204 (arm_half_format): Define.
7205 * real.h (ieee_half_format): Declare.
7206 (arm_half_format): Declare.
7208 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7210 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
7211 swapped, and reversed optabs exist before trying to use them.
7213 2009-05-15 Paul Brook <paul@codesourcery.com>
7214 Sandra Loosemore <sandra@codesourcery.com>
7216 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
7217 loads. Allow PRE_DEC.
7218 (output_move_neon): Handle PRE_DEC.
7219 (arm_print_operand): Add 'A' for neon structure loads.
7220 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
7221 * config/arm/neon.md (neon_mov): Update comment.
7222 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
7224 (Um): New constraint.
7226 2009-05-15 Jan Hubicka <jh@suse.cz>
7228 Revert the following patch until testsuite fallout is fixed:
7229 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7230 * cgraph.h (struct inline_summary): New filed self_wize,
7231 size_inlining_benefit, self_time and time_inlining_benefit.
7232 (struct cgraph_global_info): Replace insns by time ans size fields.
7233 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7234 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7235 (ipcp_update_callgraph): Do not touch function bodies.
7236 * ipa-inline.c: Include except.h
7237 (MAX_TIME): New constant.
7238 (overall_insns): Remove
7239 (overall_size, max_benefit): New static variables.
7240 (cgraph_estimate_time_after_inlining): New function.
7241 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7242 (cgraph_clone_inlined_nodes): Update size.
7243 (cgraph_mark_inline_edge): Update size.
7244 (cgraph_estimate_growth): Use size info.
7245 (cgraph_check_inline_limits): Check size.
7246 (cgraph_default_inline_p): Likewise.
7247 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7248 (cgraph_decide_recursive_inlining): Check size.
7249 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7251 (cgraph_decide_inlining): Likewise.
7252 (cgraph_decide_inlining_incrementally): Likewise; honor
7253 PARAM_EARLY_INLINING_INSNS.
7254 (likely_eliminated_by_inlining_p): New predicate.
7255 (estimate_function_body_sizes): New function.
7256 (compute_inline_parameters): Use it.
7257 * except.c (must_not_throw_labels): New function.
7258 * except.h (must_not_throw_labels): Declare.
7259 * tree-inline.c (init_inline_once): Kill inlining_weigths
7260 * tree-ssa-structalias.c: Avoid uninitialized warning.
7261 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7262 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7263 (PARAM_INLINE_CALL_COST): Remove.
7264 (PARAM_EARLY_INLINING_INSNS): New.
7266 2009-05-15 Richard Guenther <rguenther@suse.de>
7268 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7269 not TODO_update_ssa.
7271 2009-05-15 Richard Guenther <rguenther@suse.de>
7273 PR tree-optimization/39999
7274 * gimple.h (gimple_expr_type): Use the expression type looking
7275 through useless conversions.
7276 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7277 (vn_nary_op_insert_stmt): Likewise.
7278 (simplify_binary_expression): Likewise.
7280 2009-05-15 Richard Guenther <rguenther@suse.de>
7282 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7283 New options, enabled by default.
7284 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7286 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7287 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7288 * tree-ssa-structalias.c (gate_tree_pta): New function.
7289 (pass_build_alias): Use it.
7291 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7293 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7294 recurse on an invariant address if a conversion from a pointer
7295 type to a wider integer type is involved.
7297 2009-05-15 Jan Hubicka <jh@suse.cz>
7299 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7300 * cgraph.h (struct inline_summary): New filed self_wize,
7301 size_inlining_benefit, self_time and time_inlining_benefit.
7302 (struct cgraph_global_info): Replace insns by time ans size fields.
7303 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7304 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7305 (ipcp_update_callgraph): Do not touch function bodies.
7306 * ipa-inline.c: Include except.h
7307 (MAX_TIME): New constant.
7308 (overall_insns): Remove
7309 (overall_size, max_benefit): New static variables.
7310 (cgraph_estimate_time_after_inlining): New function.
7311 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7312 (cgraph_clone_inlined_nodes): Update size.
7313 (cgraph_mark_inline_edge): Update size.
7314 (cgraph_estimate_growth): Use size info.
7315 (cgraph_check_inline_limits): Check size.
7316 (cgraph_default_inline_p): Likewise.
7317 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7318 (cgraph_decide_recursive_inlining): Check size.
7319 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7321 (cgraph_decide_inlining): Likewise.
7322 (cgraph_decide_inlining_incrementally): Likewise; honor
7323 PARAM_EARLY_INLINING_INSNS.
7324 (likely_eliminated_by_inlining_p): New predicate.
7325 (estimate_function_body_sizes): New function.
7326 (compute_inline_parameters): Use it.
7327 * except.c (must_not_throw_labels): New function.
7328 * except.h (must_not_throw_labels): Declare.
7329 * tree-inline.c (init_inline_once): Kill inlining_weigths
7330 * tree-ssa-structalias.c: Avoid uninitialized warning.
7331 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7332 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7333 (PARAM_INLINE_CALL_COST): Remove.
7334 (PARAM_EARLY_INLINING_INSNS): New.
7335 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7336 (inline-call-cost): Remove.
7337 (early-inlining-insns): New.
7339 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7341 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7343 (print_int_cst_bounds_in_octal_p): Likewise.
7344 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7346 * dwarf2out.c (base_type_die): Likewise.
7347 (is_subrange_type): Delete.
7348 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7349 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7350 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7351 if the destination type is boolean.
7352 (build_range_check): Do not special-case subtypes.
7353 (fold_sign_changed_comparison): Likewise.
7354 (fold_unary): Likewise.
7355 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7356 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7357 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7358 * tree.c (subrange_type_for_debug_p): New predicate based on the
7359 former is_subrange_type.
7360 * tree.h (subrange_type_for_debug_p): Declare.
7361 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7362 (convert_affine_scev): Remove call to above function.
7363 (chrec_convert_aggressive): Likewise.
7364 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7365 false for conversions involving subtypes.
7366 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7367 (vrp_val_min): Likewise.
7368 (needs_overflow_infinity): Likewise.
7369 (extract_range_from_unary_expr): Likewise.
7371 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7373 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7374 * config/frv/frv.c: Likewise.
7375 * config/s390/s390.c: Likewise.
7376 * config/sparc/sparc.h: Likewise.
7377 * config/i386/i386.h: Likewise.
7378 * config/i386/i386.c: Likewise.
7379 * config/crx/crx.c: Likewise.
7380 * config/m68hc11/m68hc11.h: Likewise.
7381 * config/iq2000/iq2000.c: Likewise.
7382 * config/mn10300/mn10300.h: Likewise.
7383 * config/mn10300/mn10300.c: Likewise.
7384 * config/m68k/m68k.c: Likewise.
7385 * config/rs6000/rs6000.c: Likewise.
7386 * config/rs6000/xcoff.h: Likewise.
7387 * config/rs6000/linux64.h: Likewise.
7388 * config/rs6000/sysv4.h: Likewise.
7389 * config/score/score3.c: Likewise.
7390 * config/score/score7.c: Likewise.
7391 * config/score/score.c: Likewise.
7392 * config/arm/arm.md: Likewise.
7393 * config/mips/mips.c: Likewise.
7394 * config/mips/mips.md: Likewise.
7395 * config/bfin/bfin.h: Likewise.
7396 * config/pa/pa.c: Likewise.
7397 * config/pa/constraints.md: Likewise.
7399 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7400 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7401 * config/pdp11/pdp11.h: Use memory_address_p instead.
7403 2009-05-14 Ian Lance Taylor <iant@google.com>
7405 * passes.c (finish_optimization_passes): Change i to int.
7406 * plugin.c (plugins_active_p): Change event to int.
7407 (dump_active_plugins): Likewise.
7408 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7410 * tree.c (tree_range_check_failed): Change c to unsigned int.
7411 (omp_clause_range_check_failed): Likewise.
7412 (build_common_builtin_nodes): Change mode to int. Add cast.
7413 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7414 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7416 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7417 ++ or -- with a variable of enum type.
7419 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7422 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7424 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7426 * store-motion.c: Do not include params.h
7427 * Makefile.in: Fix dependencies for various files.
7429 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7431 * auto-inc-dec.c: Fix pass description, remove apparent
7432 accidental duplication.
7434 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7437 * ipa-utils.h (memory_identifier_string): Moved to ...
7438 * tree.h (memory_identifier_string): Here. Add GTY(()).
7440 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7442 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7443 in the former documentation of...
7444 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7445 * ira-conflicts.c (get_dup_num): Use address_operand.
7446 * targhooks.c (default_legitimate_address_p): New.
7447 * targhooks.h (default_legitimate_address_p): New.
7448 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7450 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7451 * target.h (struct target): Add legitimate_address_p.
7452 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7453 (TARGET_INITIALIZER): Include it.
7455 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7456 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7457 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7458 (TARGET_LEGITIMATE_ADDRESS_P): New.
7460 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7461 (REG_OK_STRICT_P): Delete.
7462 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7463 (frv_legitimate_address_p_1): ... this.
7464 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7465 (frv_legitimate_address_p_1): ... the renamed old
7466 frv_legitimate_address_p.
7467 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7468 (TARGET_LEGITIMATE_ADDRESS_P): New.
7470 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7471 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7472 * config/s390/s390.c (legitimate_address_p): Rename to...
7473 (s390_legitimate_address_p): ... this, make static.
7474 (legitimize_address): Adjust call.
7475 (TARGET_LEGITIMATE_ADDRESS_P): New.
7476 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7478 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7479 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7480 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7481 (TARGET_LEGITIMATE_ADDRESS_P): New.
7483 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7484 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7485 * config/spu/spu.c (spu_legitimate_address): Rename to...
7486 (spu_legitimate_address_p): ... this, make static.
7487 (TARGET_LEGITIMATE_ADDRESS_P): New.
7489 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7490 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7491 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7492 (sparc_legitimate_address_p): ... this, make static and return bool.
7493 (legitimize_address): Adjust call.
7494 (TARGET_LEGITIMATE_ADDRESS_P): New.
7496 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7497 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7498 * config/i386/i386.c (legitimate_address_p): Rename to...
7499 (ix86_legitimate_address_p): ... this, make static.
7500 (constant_address_p): Move after it, adjust call.
7501 (TARGET_LEGITIMATE_ADDRESS_P): New.
7503 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7504 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7505 * config/avr/avr.c (legitimate_address_p): Rename to...
7506 (avr_legitimate_address_p): ... this, make static.
7507 (legitimize_address): Adjust call.
7508 (TARGET_LEGITIMATE_ADDRESS_P): New.
7510 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7511 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7512 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7513 (TARGET_LEGITIMATE_ADDRESS_P): New.
7515 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7516 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7517 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7518 (TARGET_LEGITIMATE_ADDRESS_P): New.
7520 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7521 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7523 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7525 (TARGET_LEGITIMATE_ADDRESS_P): New.
7527 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7528 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7530 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7532 (m68hc11_legitimate_address_p): ... this, make static.
7533 (go_if_legitimate_address_internal): Rename to...
7534 (m68hc11_legitimate_address_p_1): ... this.
7535 (legitimize_address): Adjust call.
7536 (TARGET_LEGITIMATE_ADDRESS_P): New.
7538 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7539 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7540 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7541 (TARGET_LEGITIMATE_ADDRESS_P): New.
7543 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7544 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7545 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7546 (mn10300_legitimate_address_p): ... this, make static.
7547 (TARGET_LEGITIMATE_ADDRESS_P): New.
7549 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7550 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7551 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7552 (TARGET_LEGITIMATE_ADDRESS_P): New.
7554 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7555 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7556 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7557 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7558 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7559 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7560 (rs6000_legitimate_address_p): ... this, make static.
7561 (TARGET_LEGITIMATE_ADDRESS_P): New.
7562 (REG_MODE_OK_FOR_BASE_P): Delete.
7563 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7565 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7566 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7568 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7569 static, adjust types.
7570 (TARGET_LEGITIMATE_ADDRESS_P): New.
7572 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7573 * config/score/score.c (score_address_p): Rename to...
7574 (score_legitimate_address_p): ... this.
7575 (TARGET_LEGITIMATE_ADDRESS_P): New.
7576 * config/score/score3.c (score3_address_p): Rename to...
7577 (score3_legitimate_address_p): ... this.
7578 * config/score/score7.c (score7_address_p): Rename to...
7579 (score7_legitimate_address_p): ... this.
7581 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7582 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7583 GO_IF_LEGITIMATE_ADDRESS): Delete.
7584 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7585 thumb2_legitimate_address_p): Delete.
7586 (arm_legitimate_address_p): Rename to...
7587 (arm_legitimate_address_outer_p): ... this.
7588 * config/arm/constraints.md ("Uq"): Adjust call.
7589 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7590 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7592 (arm_legitimate_address_outer_p): ... this.
7593 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7595 (TARGET_LEGITIMATE_ADDRESS_P): New.
7597 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7598 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7599 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7600 (TARGET_LEGITIMATE_ADDRESS_P): New.
7602 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7603 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7604 * config/vax/vax.c (legitimate_address_p): Rename to...
7605 (vax_legitimate_address_p): ... this, make static.
7606 (TARGET_LEGITIMATE_ADDRESS_P): New.
7608 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7609 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7610 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7611 (TARGET_LEGITIMATE_ADDRESS_P): New.
7613 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7614 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7615 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7616 (mmix_legitimate_address_p): ... this, make static.
7617 (TARGET_LEGITIMATE_ADDRESS_P): New.
7619 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7620 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7621 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7622 (TARGET_LEGITIMATE_ADDRESS_P): New.
7624 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7626 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7627 of MODE_COMPLEX_INT.
7629 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7631 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7632 LCT_NORMAL in function call.
7633 * mips-tdump.c (print_file_desc): Add cast to enum type.
7634 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7635 (mark_stabs): Add casts to enum types.
7636 (parse_stabs_common): Add casts to enum types.
7638 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7640 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7641 Check for invalid values of LETTER.
7643 2009-05-13 Taras Glek <tglek@mozilla.com>
7645 * attribs.c (register_attribute): moved out attribute registration
7646 into register_attribute.
7647 * doc/plugins.texi: Documented register_attribute and
7649 * gcc-plugin.h: Added forward decl for register_attribute.
7650 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7651 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7652 PLUGIN_ATTRIBUTES boilerplate.
7654 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7656 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7657 values even in sentinel and empty entries.
7658 (ms_printf_flag_specs): Likewise.
7659 (ms_scanf_flag_specs): Likewise.
7660 (ms_strftime_flag_specs): Likewise.
7661 (ms_print_char_table): Likewise.
7662 (ms_scan_char_table): Likewise.
7663 (ms_time_char_table): Likewise.
7665 2009-05-13 Doug Kwan <dougkwan@google.com>
7667 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7669 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7671 * config/mips/mips.md (store): Add attributes for QI and HI.
7673 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7674 (truncdi<mode>2): ... this new pattern.
7676 2009-05-13 Brad Hards <bradh@kde.org>
7678 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7680 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7681 Ben Elliston <bje@au.ibm.com>
7684 * dse.c (check_mem_read_rtx): Guard against width == -1.
7686 2009-05-13 Michael Matz <matz@suse.de>
7689 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7690 (trivially_conflicts_p): New function.
7691 (insert_backedge_copies): Use it.
7693 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7695 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7696 (handle_stdc_pragma): Use new enum constant names.
7697 (handle_pragma_float_const_decimal64): Ditto.
7699 2009-05-13 Ian Lance Taylor <iant@google.com>
7701 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7704 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7706 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7707 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7709 * config/m68k/m68k.h (FL_UCLINUX): Define.
7711 2009-05-13 Jan Hubicka <jh@suse.cz>
7713 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7715 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7717 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7718 unless -fschedule-insns is specified.
7720 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7723 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7724 TARGET_EXPAND_CBRANCHDI4.
7725 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7726 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7727 (cmpeqdi): Fix comment.
7729 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7731 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7732 (sh_legitimate_address_p): Likewise.
7733 * config/sh/sh.c (sh_legitimate_index_p): New.
7734 (sh_legitimate_address_p): Likewise.
7735 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7736 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7737 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7738 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7739 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7740 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7741 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7742 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7743 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7745 2009-05-12 Jan Hubicka <jh@suse.cz>
7747 * tree-inline.c (estimate_operator_cost): Add operands;
7748 when division happens by constant, it is cheap.
7749 (estimate_num_insns): Loads and stores are not having cost of 0;
7750 EH magic stuff is cheap; when computing runtime cost of switch,
7751 use log2 base of amount of its cases; builtin_expect has cost of 0;
7752 compute cost for moving return value of call.
7753 (init_inline_once): Initialize time_based flags.
7754 * tree-inline.h (eni_weights_d): Add time_based flag.
7756 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7758 * df-core.c: Update head documentation.
7760 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7763 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7764 shadowing exisiting variable op1.
7766 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7769 * config/i386/driver-i386.c (processor_signatures): New enum.
7770 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7771 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7772 processor signature to detect geode processor.
7774 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7778 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7780 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7781 causes spurious differences between trunk and cond-optab branch.
7783 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7785 * dojump.c (compare_from_rtx): Delete.
7786 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7787 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7788 if the comparison does not satisfy the predicate; test predicates for
7789 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7790 further if one existing pattern fails.
7791 * expr.h (compare_from_rtx): Delete.
7792 (prepare_operand): Declare it.
7793 * optabs.c: Change "lib call" to "libcall" throughout.
7794 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7795 HAVE_conditional_trap, emit_cmp_insn): Delete.
7796 (can_compare_p): Delete cmp_optab case.
7797 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7798 Accept other parameters by value.
7799 (prepare_operand): Make non-static.
7800 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7801 other parameters by value. Try to widen operands here based on
7802 an optab_methods argument and looking at cbranch_optab.
7803 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7804 loop. Use cbranch_optab directly.
7805 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7806 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7808 (emit_conditional_move, emit_conditional_add): Inline what's needed
7809 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7810 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7811 with COMPARE. Move cmov_optab and cstore_optab above
7812 with cbranch_optab, move cmp_optab down with ucmp_optab,
7813 remove tst_otpab. Do not initialize trap_rtx.
7814 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7815 for trap code. Do not check HAVE_conditional_trap. Use
7816 prepare_cmp_insn. Accept no predicate for operand 3.
7817 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7818 (OTI_ctrap, ctrap_optab): New.
7819 (tst_optab): Delete.
7820 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7821 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7822 with lookup of ctrap_optab.
7823 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7827 * combine.c (combine_simplify_rtx, simplify_set): Do not
7828 special case comparing against zero for cc0 machines.
7829 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7830 COMPARE on cc0 machines.
7831 (simplify_relational_operation): Return a new expression when
7832 a COMPARE could be removed.
7833 * final.c (final_scan_insn): Compare cc_status values
7834 against LHS of a (compare FOO (const_int 0)) cc0 source.
7835 Also check if cc_status.value is the full compare.
7837 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7838 (cstoreMM4): Document.
7839 (conditional_trap): Document ctrapMM4 instead.
7840 (sync_compare_and_swapMM): Refer to cbranchcc4.
7841 (Dependent Patterns): Eliminate obsolete information referring to
7842 the old jump optimization phase.
7843 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7844 of compares with 0 on cc0 machines.
7845 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7846 avoiding references to cc0. Remove text about storing operands
7848 * doc/tm.texi (Condition Codes): Include blurb on different
7849 condition code representations, separate into subsections for
7850 CC0, MODE_CC and conditional execution.
7852 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7853 alpha_emit_setcc): Accept operands and a machine mode.
7854 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7855 Get code/op0/op1 from operands, use machine mode argument
7856 instead of alpha_compare.fp_p. Emit the branch here.
7857 (alpha_emit_setcc): Likewise, and return boolean.
7858 (alpha_emit_conditional_move): Likewise. Assert that
7859 cmp_op_mode == cmp_mode, and simplify accordingly.
7860 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7861 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7862 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7864 (stack probe test): Use cbranchdi4.
7865 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7867 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7868 * config/arc/arc.h (movsicc, movsfcc): Use it.
7869 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7870 (cbranchsi4, cstoresi4): New.
7871 (cmpsi, bCC and sCC expanders): Remove.
7873 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7874 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7875 * config/arm/predicates.md (arm_comparison_operator): Only include
7876 floating-point operators if there is a hardware floating-point unit.
7877 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7878 deferring to cbranch_cc and cstore_cc respectively.
7879 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7880 cbranch_cc, cstore_cc): New.
7881 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7883 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7885 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7886 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7888 (adjust_insn_length): Adjust calls.
7889 (avr_reorg): Handle (compare (foo) (const_int 0)).
7890 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7891 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7892 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7893 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7895 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7896 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7898 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7899 (cbranchsi4, cstorebi4, cstoresi4): New.
7900 (movbisi): This insn is duplicate, split it to zero_extend.
7901 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7902 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
7903 (bfin_optimize_loop): Use cbranch expander.
7904 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
7905 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
7906 (bfin_bimode_comparison_operator): ... this.
7907 (bfin_direct_comparison_operator): New.
7909 * config/cris/cris.c (cris_normal_notice_update_cc): Look
7910 inside (compare FOO (const_int 0)).
7911 (cris_rtx_costs): Handle ZERO_EXTRACT.
7912 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
7913 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
7914 (*tstdi_v32): Delete.
7915 (*cmpdi_non_v32): Add M alternative for operand 1.
7916 (cmpsi, cmp<mode>): Make private.
7917 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
7919 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
7921 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
7922 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
7923 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
7924 (cc_reg_operand): New.
7926 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
7927 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
7928 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
7929 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
7930 crx_expand_scond): Delete.
7932 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
7934 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
7935 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
7937 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
7938 cstoresi4, cstoresf4, cstoredf4): New.
7939 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
7940 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7941 Receive the entire operands array.
7942 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
7943 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
7944 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7945 Get test/op0/op1 from the operands array.
7946 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
7948 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
7949 (h8300_expand_store): New.
7950 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
7952 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
7953 (h8300_expand_store): New.
7954 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
7955 or do not try to produce (set (cc0) REG).
7956 (peepholes): Wrap arguments with COMPARE. Add a peephole to
7957 change a compare into a move to a scratch register. Disable some
7958 peepholes when comparing with zero.
7959 (tstsi, tsthi, tstsi, cmpqi): Make private.
7962 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
7965 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
7966 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
7967 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
7968 (ix86_emit_i387_log1p): Use cbranchxf2.
7969 (ix86_expand_setcc): Return void.
7970 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
7971 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
7972 cmp<MODEF>, cmpcc): Remove.
7973 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
7974 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
7975 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
7976 (sCC and bCC expanders): Remove.
7977 (stack_protect_test): Use cbranchcc4.
7979 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
7981 (ia64_expand_compare): Accept three rtx by reference and return void.
7982 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
7983 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
7984 from *expr. Update *expr with the BImode comparison to do.
7985 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
7986 cmptf, bCC, sCC, conditional_trap): Delete.
7987 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
7988 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
7989 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
7990 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
7991 * config/ia64/predicates.md (ia64_cbranch_operator): New.
7993 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
7994 type of last argument.
7995 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
7996 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
7997 use machine mode argument instead of branch_type. Remove dead
7998 code for floating-point comparisons.
7999 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
8000 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
8002 (cbranchsi4, cstoresi4): New.
8003 * config/iq2000/predicates.md (reg_or_const_operand): New.
8005 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8006 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8007 (b<code>_op): Rewrite to...
8008 (bcc_op): ... this, using match_operator.
8009 (s<code>_op): Rewrite to...
8010 (scc_op): ... this, using match_operator.
8011 (s<code>_24_op): Rewrite to...
8012 (scc_op_24): ... this, using match_operator.
8013 (s<code>_<mode>): Rewrite to...
8014 (cstore<mode>4): ... this, using match_operator.
8015 (s<code>_<mode>_24): Rewrite to...
8016 (cstore<mode>4_24): ... this, using match_operator.
8017 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
8018 m32c_unpend_compare, m32c_expand_scc): Delete.
8019 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
8020 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
8021 (m32c_expand_movcc): Change NE to EQ if necessary.
8022 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8024 * config/m32r/m32r-protos.h (gen_cond_store): New.
8025 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8026 (gen_cond_store): New, from sCC patterns.
8027 (m32r_expand_block_move): Use cbranchsi4.
8028 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8029 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8030 (cbranchsi4, cstoresi4): New.
8032 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8034 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8035 (m68hc11_notice_update_cc): Look into a compare with 0.
8036 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8038 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8039 cmphi, cmpqi, bCC): Delete.
8040 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8041 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8042 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8045 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8046 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8047 * config/m68k/constraints.md (H): New.
8048 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8049 the define_insn below.
8050 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8051 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8052 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8053 patterns): Wrap RHS with COMPARE.
8054 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8055 (*cmpdi_internal): Name this pattern.
8056 (cmpdi): Change to define_insn.
8057 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8058 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8059 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8061 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8062 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8063 (conditional_trap): Change to...
8064 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8065 (*conditional_trap): Use the ordered_comparison_operator and
8066 const1_operand predicates.
8067 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8068 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8069 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8070 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8072 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8073 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8074 (mcore_gen_compare): New.
8075 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8076 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8077 (mcore_gen_compare): ... this.
8078 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8079 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8080 (stack probe pattern): Use cbranchsi4.
8082 * config/mips/predicates.md (mips_cstore_operator): New.
8083 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
8084 * config/mips/mips.md (any_cond): Delete.
8085 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
8087 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
8088 fixuns_truncsfdi2): Use cbranch patterns.
8089 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
8090 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
8091 Adjust call to mips_expand_conditional_branch.
8092 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
8094 * config/mips/mips-protos.h (mips_expand_conditional_branch,
8095 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
8096 * config/mips/mips.c (cmp_operands): Delete.
8097 (mips_emit_compare): Get comparison operands from *op0/*op1.
8098 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
8099 that it succeeds. Use op0/op1 instead of cmp_operands.
8100 (mips_expand_conditional_branch, mips_expand_conditional_move,
8101 mips_expand_conditional_trap): Likewise.
8102 (mips_block_move_loop): Use cbranch patterns.
8103 * config/mips/mips.h (cmp_operands): Delete.
8105 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
8106 (mmix_gen_compare_reg): Just return a register in the right CC mode.
8107 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
8108 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
8109 (*cmpcc_folded): Rename to...
8110 (*cmpdi_folded): this.
8111 (*cmpcc): Rename to...
8113 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
8116 (cbranchdf4): New. Handle invalid comparisons here.
8117 * config/mmix/predicates.md (float_comparison_operator): New.
8119 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
8120 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
8121 * config/mn10300/mn10300.md (tst): Delete.
8122 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
8123 Name these patterns and wrap RHS in a compare.
8124 (*cmpsi): Make this pattern private. Include tst.
8125 (*cmpsf): Make this pattern private.
8126 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
8127 (compare with zero peepholes): Likewise.
8129 (cbranchsi4, cbranchsf4): New.
8130 (casesi): Use cbranchsi4.
8132 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
8133 hppa_branch_type): Delete.
8134 (return_addr_rtx): Use cbranchsi4.
8135 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
8136 Emit CCFPmode comparison here.
8137 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
8138 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
8139 hppa_branch_type): Delete.
8140 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
8141 (movsicc, movdicc): Remove references to hppa_compare_op0,
8142 hppa_compare_op1 and compare_from_rtx.
8143 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
8144 (casesi): Use cbranchsi4.
8146 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
8147 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
8148 * config/pdp11/pdp11.md (register_or_const0_operand): New.
8149 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
8150 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
8152 (cbranchdf4, cbranchhi4, cbranchqi4): New.
8153 (*branch, *branch_inverted): New.
8155 * config/picochip/picochip.md (cbranchhi4): Use
8156 ordered_comparison_operator.
8157 (cmphi, bCC): Remove.
8159 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
8160 (trap_comparison_operator): Delete.
8161 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
8162 rs6000_emit_cbranch): Accept mode and operands.
8163 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
8164 rs6000_compare_fp_p): Delete.
8165 (rs6000_generate_compare): Accept mode and comparison. Extract code
8166 and op0/op1 from there. Replace references to rs6000_compare_op0
8167 and rs6000_compare_op1.
8168 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
8169 extract result from passed operands.
8170 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
8171 extract loc from passed operands.
8172 (rs6000_emit_cmove): Likewise.
8173 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
8174 rs6000_compare_fp_p): Delete.
8175 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
8176 (cbranch<GPR>4, cbranch<FP>4): New.
8177 (cstore<mode>4): New. Consolidate here all choices about when to use
8178 portable or specialized sCC sequences.
8179 (stack_protect_test): Use cbranchsi4.
8180 (conditional_trap): Replace with ctrap<GPR>4.
8181 (conditional trap insn): Replace trap_comparison_operator with
8182 ordered_comparison_operator.
8184 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
8185 (s390_emit_prologue): Use ctrap.
8186 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
8187 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
8188 New predicates replacing...
8189 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
8190 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
8191 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
8192 (add<mode>cc): Do not use s390_compare_op0/op1.
8193 (s<code>): Change to...
8194 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
8196 (cstorecc4): ... this. Handle EQ or NE equally.
8197 (*sne): Un-privatize for use in cstorecc4.
8198 (b<code>): Change to...
8199 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
8200 (conditional_trap): Replace with...
8201 (ctrap<GPR>4, ctrap<FP>4): ... these.
8202 (stack_protect): Use cbranchcc4.
8204 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
8205 * config/score/score-protos.h (score_gen_cmp): Delete.
8206 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
8207 (score_block_move-loop): Use cbranchsi4.
8208 * config/score/score.md (cbranchsi4): New.
8209 (cmpsi, bCC): Delete.
8210 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
8211 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8212 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
8213 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8214 * config/score/score3.h (score3_gen_cmp): Delete.
8215 * config/score/score7.h (score7_gen_cmp): Delete.
8217 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
8218 (sh_emit_scc_to_t): ... this. Return void.
8219 (from_compare): Rename to...
8220 (sh_emit_compare_and_branch): ... this.
8221 (sh_emit_compare_and_set): New.
8222 (sh_expand_t_scc): Accept operands.
8223 * config/sh/predicates.md (sh_float_comparison_operator): New.
8224 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
8225 (prepare_scc_operands): Rename to...
8226 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
8228 (sh_emit_cheap_store_flag): New.
8229 (sh_emit_set_t_insn): New.
8230 (from_compare): Rename to...
8231 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
8232 handling of TARGET_SH2E floating point to avoid recursive call.
8233 Generate branch here.
8234 (sh_emit_compare_and_set): New.
8235 (sh_expand_t_scc): Get op0/op1 from arguments.
8236 (sh_emit_cheap_store_flag): New.
8237 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
8239 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
8240 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
8241 (movsicc, movdicc): Do nothing when it recreated operands from
8242 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
8243 prepare_scc_operands (now sh_emit_scc_to_t).
8244 (udivdi3): Use cstoresi4.
8245 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
8246 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
8247 (cbranchint4_media, cbranchfp4_media): New.
8248 (casesi): Use cbranchdi4.
8249 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8251 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8252 (movnegt): Remove second operand.
8253 (cbranchsf4, cbranchdf4): New.
8254 (stack_protect): Use cbranchdi4/cbranchsi4.
8256 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8257 (gen_compare_reg): Accept comparison, extract part of it to...
8258 (gen_compare_reg_1): ... this.
8259 (gen_compare_operator): Delete.
8260 (gen_v9_scc): Accept separate destination, comparison code and arms.
8261 Do not use sparc_compare_op0/sparc_compare_op1.
8262 (emit_scc_insn, emit_conditional_branch_insn): New.
8263 (emit_v9_brxx): Make static. Remove useless assertion.
8264 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8266 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8267 * config/sparc/sparc-protos.h (gen_compare_reg,
8268 sparc_emit_float_lib_cmp): Adjust prototype.
8269 (emit_scc_insn, emit_conditional_branch_insn): New.
8270 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8271 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8272 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8273 iterators to the top.
8274 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8275 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8276 snedi_special_trunc): Delete.
8277 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8278 and snedi_special_trunc.
8279 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8280 cbranchdi4, cbranch<F:mode>4): New.
8281 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8282 here. Use gen_compare_reg instead of gen_compare_operator.
8283 (conditional_trap): Replace with...
8284 (ctrapsi4, ctrapdi4): ... this.
8285 (stack_protect_test): Use cbranchcc4.
8287 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8289 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8290 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8291 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8292 from operands[0] or operands[3] depending on is_set.
8293 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8294 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8295 cmpdf, bCC), sCC: Remove.
8296 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8297 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8299 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8300 spu_emit_branch_or_set.
8302 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8304 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8305 xstormy16_compare_op1): Delete.
8306 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8307 xstormy16_compare_op1): Delete.
8308 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8310 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8311 (cmphi, cmpsi, bCC): Remove.
8313 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8314 (*cmpsi): ... this one.
8315 (cbranchsi4, cstoresi4): New.
8316 (bCC expanders): Delete.
8317 (sCC insns): Fold into...
8318 (*setcc): ... this one.
8319 (casesi): Do not use gen_cmpsi and gen_bgtu.
8320 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8321 (movsicc): Simplify.
8322 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8324 * config/vax/vax-protos.h (cond_name): New.
8325 (vax_output_conditional_branch): Remove.
8326 * config/vax/vax.c (cond_name): New.
8327 (vax_output_conditional_branch): Remove.
8328 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8329 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8330 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8331 (bit<VAXint>): Wrap source with (compare).
8332 (b<code> and following unnamed pattern): Rename to *branch and
8333 *branch_reversed. Change macroization to match_operator.
8334 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8336 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8337 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8338 Change last argument to machine_mode.
8339 (xtensa_expand_scc): Add machine_mode argument.
8340 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8341 (gen_conditional_move, xtensa_expand_conditional_branch,
8342 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8343 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8344 Adjust operand numbers.
8345 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8347 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8348 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8349 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8351 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8353 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8354 causes spurious differences between trunk and cond-optab branch.
8356 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8359 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8361 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8363 * tree.c (iterative_hash_pointer): Delete.
8364 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8365 Hash UIDs and versions of SSA names. Don't special-case built-in
8366 function declarations.
8368 2009-05-11 Ian Lance Taylor <iant@google.com>
8371 * graphite.c: Force -Wc++-compat to only be a warning before
8372 #including "cloog/cloog.h".
8374 2009-05-11 Martin Jambor <mjambor@suse.cz>
8376 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8378 2009-05-11 Jan Hubicka <jh@suse.cz>
8380 * tree-ssa-loop-ivcanon.c: Include target.h
8381 (struct loop_size): new structure.
8382 (constant_after_peeling): New predicate.
8383 (tree_estimate_loop_size): New function.
8384 (estimated_unrolled_size): Rewrite for new estimates.
8385 (try_unroll_loop_completely): Use new estimates.
8386 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8388 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8390 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8391 libcpp interface change.
8392 (spu_macro_to_expand): Likewise.
8394 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8396 PR tree-optimization/40026
8397 * gimplify.c (gimplify_init_constructor): Change initial conditional
8398 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8399 optimize_compound_literals_in_ctor.
8401 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8403 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8405 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8407 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8409 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8410 HOST_WIDE_INT for gap.
8412 2009-05-11 Ira Rosen <irar@il.ibm.com>
8414 PR tree-optimization/40074
8415 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8416 account in group size and step comparison.
8418 2009-05-11 Richard Guenther <rguenther@suse.de>
8420 * passes.c (init_optimization_passes): Strip now incorrect comment.
8421 (execute_function_todo): Do not set PROP_alias.
8422 * tree-pass.h (PROP_alias): Remove.
8423 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8424 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8425 * tree-nrv.c (pass_return_slot): Likewise.
8426 * tree-object-size.c (pass_object_sizes): Likewise.
8427 * tree-ssa-dom.c (pass_dominator): Likewise.
8428 (pass_phi_only_cprop): Likewise.
8429 * tree-ssa-dse.c (pass_dse): Likewise.
8430 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8431 (pass_cselim): Likewise.
8432 * tree-ssa-pre.c (pass_pre): Likewise.
8433 (pass_fre): Likewise.
8434 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8435 * tree-ssa-sink.c (pass_sink_code): Likewise.
8436 * tree-stdarg.c (pass_stdarg): Likewise.
8437 * tree-tailcall.c (pass_tail_calls): Likewise.
8438 * tree-vrp.c (pass_vrp): Likewise.
8440 2009-05-10 Ian Lance Taylor <iant@google.com>
8442 * basic-block.h (enum profile_status): Break out of struct
8444 * cgraph.h (struct inline_summary): Break out of struct
8446 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8447 of struct cgraph_order_sort.
8448 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8449 * cse.c (struct branch_path): Break out of struct
8450 cse_basic_block_data.
8451 * except.h (enum eh_region_type): Break out of struct eh_region.
8452 * gcc.c (enum add_del): Break out of struct modify_target.
8453 * genrecog.c (enum decision_type): Break out of struct decision_test.
8454 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8456 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8457 * regmove.c (enum match_use): New enum, broken out of struct match.
8458 * sched-int.h (enum post_call_group): New enum, broken out of
8460 (struct deps_reg): Break out of struct deps.
8461 * target.h (struct asm_int_op): Break out of struct gcc_target.
8462 * tree-eh.c (struct goto_queue_node): Break out of struct
8464 * tree-inline.h (enum copy_body_cge_which): Break out of
8466 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8468 * c-decl.c (in_struct, struct_types): New static variables.
8469 (pushtag): Add loc parameter. Change all callers.
8470 (lookup_tag): Add ploc parameter. Change all callers.
8471 (check_compound_literal_type): New function.
8472 (parser_xref_tag): Add loc parameter. Change all callers. If
8473 -Wc++-compat, warn about struct/union/enum types defined within a
8475 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8476 and loc parameters. Change all callers. Change error calls to
8477 error_at, using loc. For a redefinition, if the location of the
8478 original definition is known, report it. Set in_struct and
8479 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8480 (finish_struct): Add new parameters enclosing_in_struct and
8481 enclosing_struct_types. Change all callers. Set
8482 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8483 in the struct. If in a struct, add this struct to struct_types.
8484 (start_enum): Add loc parameter. Change all callers. Use
8485 error_at for errors, using loc. For a redefinition, if the
8486 location of the original definition is known, report it. If in a
8487 struct, add this enum type to struct_types. If -Wc++-compat warn
8488 if in sizeof, typeof, or alignof.
8489 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8490 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8491 (c_parser_enum_specifier): Get enum location for start_enum.
8492 (c_parser_struct_or_union_specifier): Get struct location for
8493 start_struct. Save in_struct and struct_types status between
8494 start_struct and finish_struct.
8495 (c_parser_cast_expression): Get location of cast.
8496 (c_parser_alignof_expression): Get location of type.
8497 (c_parser_postfix_expression): Likewise.
8498 (c_parser_postfix_expression_after_paren_type): Add type_loc
8499 parameter. Change all callers. Call check_compound_literal_type.
8500 Use type_loc for error about variable size type.
8501 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8502 of an enum constant from an enum type defined in a struct or union.
8503 (c_cast_expr): Add loc parameter. Change all callers. If
8504 -Wc++-compat, warn about defining a type in a cast.
8505 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8506 (start_enum, start_struct, finish_struct): Update declarations.
8507 (parser_xref_tag, c_cast_expr): Update declarations.
8508 (check_compound_literal_type): Declare.
8510 2009-05-11 Ben Elliston <bje@au.ibm.com>
8512 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8513 for recent libcpp interface change.
8514 (rs6000_macro_to_expand): Likewise.
8516 2009-05-10 Michael Matz <matz@suse.de>
8519 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8520 not at entry of function.
8522 2009-05-10 Richard Guenther <rguenther@suse.de>
8524 PR tree-optimization/40081
8526 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8527 using the main variant of the element type. Do not fiddle with
8528 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8530 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8531 structs with volatile fields.
8533 2009-05-10 Jan Hubicka <jh@suse.cz>
8535 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8536 (estimate_move_cost): Assert that it does not get called for
8538 (estimate_num_insns): Skip VOID types in argument handling.
8539 (optimize_inline_calls): Delete unreachable blocks and verify that
8542 2009-05-10 Jan Hubicka <jh@suse.cz>
8544 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8545 * cgraph.c (cgraph_mark_address_taken_node): New function.
8546 (dump_cgraph_node): Dump new flag.
8547 * cgraph.h (struct cgraph_node): Add address_taken.
8548 (cgraph_mark_address_taken_node): New function.
8549 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8550 since new direct calls can be born.
8552 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8554 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8557 2009-05-10 Jan Hubicka <jh@suse.cz>
8560 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8562 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8563 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8564 * tree-inline.c (copy_bb): Set frequency correctly.
8565 (fold_marked_statements): Update call to
8566 cgraph_update_edges_for_call_stmt.
8568 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8570 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8571 identifiers in diagnostics.
8572 * config/arm/arm.c (arm_handle_fndecl_attribute,
8573 arm_handle_isr_attribute): Likewise.
8574 * config/avr/avr.c (avr_handle_progmem_attribute,
8575 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8576 * config/bfin/bfin.c (handle_int_attribute,
8577 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8578 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8579 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8581 * config/darwin.c (darwin_handle_kext_attribute,
8582 darwin_handle_weak_import_attribute): Likewise.
8583 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8584 h8300_handle_eightbit_data_attribute,
8585 h8300_handle_tiny_data_attribute): Likewise.
8586 * config/i386/i386.c (ix86_handle_cconv_attribute,
8587 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8588 * config/i386/winnt.c (ix86_handle_shared_attribute,
8589 ix86_handle_selectany_attribute): Likewise.
8590 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8591 * config/m32c/m32c.c (function_vector_handler): Likewise.
8592 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8593 m68hc11_handle_fntype_attribute): Likewise.
8594 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8595 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8596 * config/mips/mips.c (mips_insert_attributes,
8597 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8598 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8599 rs6000_handle_struct_attribute): Likewise.
8600 * config/sh/sh.c (sh_insert_attributes,
8601 sh_handle_resbank_handler_attribute,
8602 sh_handle_interrupt_handler_attribute,
8603 sh2a_handle_function_vector_handler_attribute,
8604 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8606 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8607 * config/spu/spu.c (spu_handle_fndecl_attribute,
8608 spu_handle_vector_attribute): Likewise.
8609 * config/stormy16/stormy16.c
8610 (xstormy16_handle_interrupt_attribute): Likewise.
8611 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8612 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8614 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8616 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8617 (pp_translate_identifiers): New.
8618 (pp_identifier): Only conditionally translate identifier to locale
8620 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8621 (pp_base_tree_identifier): Only conditionally translate identifier
8622 to locale character set.
8623 * c-pretty-print.c (M_): Define.
8624 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8625 fragments for conditional translation with M_.
8626 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8627 identifier translation.
8629 2009-05-10 Richard Guenther <rguenther@suse.de>
8631 PR tree-optimization/40081
8632 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8633 using the main variant of the element type. Do not fiddle with
8634 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8636 2009-05-09 Jan Hubicka <jh@suse.cz>
8639 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8640 indirect calls; verify cgraph afterwards.
8642 2009-05-09 Jan Hubicka <jh@suse.cz>
8645 * ipa.c (update_inlined_to_pointer): New function.
8646 (cgraph_remove_unreachable_nodes): Use it.
8648 2009-05-09 Jan Hubicka <jh@suse.cz>
8650 * tree-eh.c (struct leh_state): Remove prev_try.
8651 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8653 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8654 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8655 remove_eh_handler_and_replace, foreach_reachable_handler,
8656 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8657 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8658 (gen_eh_region_cleanup): Update prototype.
8660 2009-05-09 Jan Hubicka <jh@suse.cz>
8663 * except.c (copy_eh_region): Always set prev_try.
8664 (redirect_eh_edge_to_label): Find outer try.
8665 (foreach_reachable_handler): When looking for prev try
8666 handle case where previous try is not going to be taken.
8668 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8670 PR tree-optimization/40049
8671 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8672 only vector/vector shifts, convert the type of the constant to the
8673 appropriate type to avoid building incorrect trees, which
8674 eventually have problems with garbage collection.
8676 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8678 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8679 -1 for complex floating-point types if honoring signed zeros.
8681 2009-05-08 Jan Hubicka <jh@suse.cz>
8683 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8684 argument; handle correctly when profile is absent.
8685 (build_cgraph_edges): Update.
8686 (rebuild_cgraph_edges): Update.
8687 * cgraph.c: Do not include varray.h.
8688 (cgraph_set_call_stmt_including_clones): New function.
8689 (cgraph_create_edge_including_clones): Likewise
8690 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8691 (cgraph_update_edges_for_call_stmt): Handle clones.
8692 (cgraph_remove_node): Handle clone tree.
8693 (cgraph_remove_node_and_inline_clones): New function.
8694 (dump_cgraph_node): Dump clone tree.
8695 (cgraph_clone_node): Handle clone tree.
8696 (clone_function_name): Bring here from tree-inline.c.
8697 (cgraph_create_virtual_clone): New function.
8698 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8699 (cgraph_clone_info): New function.
8700 (strut cgraph_node): Add clone_info and new clone tree pointers.
8701 (cgraph_remove_node_and_inline_clones,
8702 cgraph_set_call_stmt_including_clones,
8703 cgraph_create_edge_including_clones,
8704 cgraph_create_virtual_clone): Declare.
8705 (cgraph_function_versioning): Use VEC argument.
8706 (compute_call_stmt_bb_frequency): Update prototype.
8707 (cgraph_materialize_all_clones): New function.
8708 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8709 (ipcp_create_replace_map): Update to VECtors.
8710 (ipcp_update_callgraph): Use virtual clones.
8711 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8712 (ipcp_update_profiling): Do not update local profiling.
8713 (ipcp_insert_stage): Use VECtors and virtual clones.
8714 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8715 (clone_of_p): New function.
8716 (cgraph_preserve_function_body_p): Use clone tree.
8717 (cgraph_optimize): Materialize clones.
8718 (cgraph_function_versioning): Update for VECtors.
8719 (save_inline_function_body): Use clone tree.
8720 (cgraph_materialize_clone): New function.
8721 (cgraph_materialize_all_clones): Likewise.
8722 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8723 * ipa.c: Include gimple.h.
8724 (cgraph_remove_unreachable_nodes): Use clone tree.
8725 * ipa-prop.c (ipa_note_param_call): Update call to
8726 compute_call_stmt_bb_frequencycall.
8727 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8728 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8729 (copy_bb): Handle updating of clone tree; add new edge when new call
8731 (expand_call_inline): Be strict about every call having edge.
8732 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8733 (delete_unreachable_blocks_update_callgraph): New function.
8734 (tree_function_versioning): Use VECtors; always remove unreachable
8735 blocks and fold conditionals.
8736 * tree-inline.h: Do not include varray.h.
8737 (tree_function_versioning): Remove.
8738 * Makefile.in (GTFILES): Remove tree-inline.c
8739 * passes.c (do_per_function): Do only functions having body.
8740 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8743 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8744 Andrew Morrow <acm@google.com>
8747 * c-common.c (c_common_attribute_table): Permit deprecated
8748 attribute to take an optional argument.
8749 (handle_deprecated_attribute): If the optional argument to
8750 __attribute__((deprecated)) is not a string ignore the attribute
8753 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8754 * c-typeck.c (build_component_ref): Likewise.
8755 (build_external_ref): Likewise.
8757 * toplev.c (warn_deprecated_use): Add an attribute argument.
8758 Emit the message associated with __attribute__((deprecated)).
8760 * toplev.h (warn_deprecated_use): Updated.
8762 * doc/extend.texi: Document new optional parameter to
8763 __attribute__((deprecated))
8765 2009-05-08 Michael Eager <eager@eagercon.com>
8767 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8768 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8770 2009-05-08 Richard Guenther <rguenther@suse.de>
8772 PR tree-optimization/40062
8773 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8774 Avoid exponential behavior.
8776 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8778 PR rtl-optimization/33928
8780 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8781 process_uses, build_single_def_use_links): New.
8782 (update_df): Update use_def_ref.
8783 (forward_propagate_into): Use get_def_for_use instead of use-def
8785 (fwprop_init): Call build_single_def_use_links and let it initialize
8787 (fwprop_done): Free use_def_ref.
8788 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8789 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8790 df_rd_simulate_one_insn): New.
8791 (df_rd_bb_local_compute_process_def): Update head comment.
8792 (df_chain_create_bb): Use the new RD simulation functions.
8793 * df.h (df_rd_simulate_artificial_defs_at_top,
8794 df_rd_simulate_one_insn): New.
8795 * opts.c (decode_options): Enable fwprop at -O1.
8796 * doc/invoke.texi (-fforward-propagate): Document this.
8798 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8801 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8802 and one complex operand specially.
8803 * tree-complex.c (some_nonzerop): Do not identify a real value as
8804 zero if flag_signed_zeros.
8806 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8808 PR rtl-optimization/33928
8809 * loop-invariant.c (record_use): Fix && vs. || mishap.
8811 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8813 PR rtl-optimization/33928
8814 * loop-invariant.c (struct use): Add addr_use_p.
8815 (struct def): Add n_addr_uses.
8816 (struct invariant): Add cheap_address.
8817 (create_new_invariant): Set cheap_address.
8818 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8819 (record_uses): Pass df_ref to record_use.
8820 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8823 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8825 * config/sh/sh.c: Do not include c-pragma.h.
8827 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8829 * config/spu/spu.c: Remove include of c-common.h.
8831 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8834 * c-common.h (mark_valid_location_for_stdc_pragma,
8835 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8836 clear_float_const_decimal64, float_const_decimal64_p): New.
8837 * c.opt (Wunsuffixed-float-constants): New.
8838 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8839 unsuffixed float constant, handle new warning.
8840 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8841 * c-decl.c (c_scope): New flag float_const_decimal64.
8842 (set_float_const_decimal64, clear_float_const_decimal64,
8843 float_const_decimal64_p): New.
8844 (push_scope): Set new flag.
8845 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8846 to use STDC pragmas.
8847 (c_parser_external_declaration): Ditto.
8848 (c_parser_compound_statement_nostart): Ditto.
8849 * c-pragma.c (valid_location_for_stdc_pragma,
8850 mark_valid_location_for_stdc_pragma,
8851 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8852 handle_pragma_float_const_decimal64): New.
8853 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8854 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8855 set_float_const_decimal64, clear_float_const_decimal64,
8856 float_const_decimal64_p): New dummy functions.
8857 * doc/extend.texi (Decimal Float): Remove statement that the
8858 pragma, and suffix for double constants, are not supported.
8859 * doc/invoke.texi (Warning Options): List new option.
8860 (-Wunsuffixed-float-constants): New.
8862 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8864 * config/i386/i386.c: Do not include c-common.h.
8866 2009-05-07 Mark Heffernan <meheff@google.com>
8868 * doc/invoke.texi (Debugging Options): Document change of debugging
8870 * opts.c (decode_options): Make dump_base_name relative to
8871 aux_base_name directory.
8873 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8875 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8876 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8878 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8880 * Makefile.in (install-plugin): Simplify a bit.
8882 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8884 * Makefile.in (OBJS-common): Add regcprop.o.
8886 * timevar.def (TV_CPROP_REGISTERS): New.
8887 * regrename.c (regrename_optimize): Return 0.
8888 (rest_of_handle_regrename): Delete.
8889 (pass_rename_registers): Point to regrename_optimize.
8890 (struct value_data_entry, struct value_data,
8891 kill_value_one_regno, kill_value_regno, kill_value,
8892 set_value_regno, init_value_data, kill_clobbered_value,
8893 kill_set_value, kill_autoinc_value, copy_value,
8894 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8895 replace_oldest_value_reg, replace_oldest_value_addr,
8896 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8897 debug_value_data, validate_value_data): Move...
8898 * regcprop.c: ... here.
8899 (rest_of_handle_cprop): Delete.
8900 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8902 2009-05-07 Jakub Jelinek <jakub@redhat.com>
8905 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
8906 GEN_INT for 1 << bitnum.
8907 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
8910 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
8912 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
8913 Remove wrong description of "nand" operation.
8915 2009-05-06 Richard Guenther <rguenther@suse.de>
8916 Adam Nemet <anemet@caviumnetworks.com>
8918 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
8919 comment. Add that if LHS is not a gimple register, then RHS1 has
8920 to be a single object (GIMPLE_SINGLE_RHS).
8922 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
8924 * expr.c (get_def_for_expr): Move it up in the file.
8925 (store_field): When expanding a bit-field store, look at the
8926 defining gimple stmt for the masking conversion.
8928 2009-05-06 Janis Johnson <janis187@us.ibm.com>
8931 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
8932 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
8933 32-bit memcpy into long.
8935 2009-05-06 Jakub Jelinek <jakub@redhat.com>
8937 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
8938 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
8940 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
8941 instead of appending DW_OP_deref*.
8943 2009-05-06 Michael Matz <matz@suse.de>
8946 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
8947 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
8949 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
8951 * Makefile.in (install-plugin): Fix srcdir handling.
8953 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
8955 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
8956 when processing for not_regs_needed bitmap.
8957 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
8958 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
8959 handling it for rhs.
8961 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8963 * config/i386/i386.md (unnamed inc/dec peephole): Use
8964 optimize_insn_for_size_p instead of optimize_size.
8965 * config/i386/predicates.md (incdec_operand): Likewise.
8966 (aligned_operand): Likewise.
8967 * config/i386/sse.md (divv8sf3): Likewise.
8968 (sqrtv8sf2): Likewise.
8970 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8972 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
8974 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
8976 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8978 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
8979 ssemodesuffixf2c with avxmodesuffixf2c.
8981 2009-05-06 Joseph Myers <joseph@codesourcery.com>
8984 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
8986 2009-05-05 Jakub Jelinek <jakub@redhat.com>
8988 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
8989 (struct tree_base): Adjust spacing for 8 bit boundaries.
8990 (struct tree_decl_common): Add decl_by_reference_flag bit.
8991 (DECL_BY_REFERENCE): Adjust.
8992 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
8993 print DECL_BY_REFERENCE bit.
8994 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
8995 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
8996 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
8997 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
9001 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
9002 range of the type, but default label is missing, add it with one
9003 of the existing labels instead of adding a new label for it.
9005 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9009 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9011 * Makefile.in (enable_plugin, plugin_includedir): New.
9012 (install): Depend on install-plugin.
9013 (PLUGIN_HEADERS): New.
9014 (install-plugin): New.
9015 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
9017 2009-05-05 Richard Guenther <rguenther@suse.de>
9019 PR tree-optimization/40022
9020 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
9022 (phivn_valid_p): Fix tuplification error, simplify.
9023 (phiprop_insert_phi): Add dumps.
9024 (propagate_with_phi): Simplify.
9026 2009-05-05 Richard Guenther <rguenther@suse.de>
9029 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9031 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9033 * tree.h (strip_float_extensions): Remove duplicate declaration.
9034 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9035 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9036 block_ultimate_origin): Rearrange the declarations line to match the
9037 comment that indicates the .c file which the functions are defined.
9038 (dwarf2out_*, set_decl_rtl): Add comment.
9039 (get_base_address): Adjust comment.
9040 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9041 declarations line and add comment.
9042 (is_builtin_name): Add blank after function name, for clarity.
9044 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9046 * attribs.c (decl_attributes): Use %qE for identifiers in
9048 * cgraphunit.c (verify_cgraph_node): Translate function names to
9049 locale character set in diagnostics.
9050 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9052 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9053 Document that functions are named in UTF-8.
9054 * expr.c (expand_expr_real_1): Translate function names to locale
9055 character set in diagnostics.
9056 * gimplify.c (omp_notice_variable, omp_is_private,
9057 gimplify_scan_omp_clauses): Use %qE for identifiers in
9059 * langhooks.c (lhd_print_error_function): Translate function names
9060 to locale character set.
9061 * langhooks.h (decl_printable_name): Document that return value is
9062 in internal character set.
9063 * stmt.c: Include pretty-print.h
9064 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9066 (resolve_operand_name_1): Translate named operand name to locale
9068 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9070 * toplev.c (announce_function): Translate function names to locale
9072 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9073 (default_tree_printer): Use pp_identifier or translate identifiers
9074 to locale character set. Mark "<anonymous>" for translation.
9075 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9076 for identifiers in diagnostics.
9077 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9079 * varasm.c (output_constructor): Use %qE for identifiers in
9082 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
9084 * configure.ac: use ` ` instead of $()
9085 * configure: Regenerate.
9087 2009-05-05 Ben Elliston <bje@au.ibm.com>
9089 * config/pa/linux-atomic.c: Eliminate conditional include of
9090 errno.h on non-LP64 systems to simplify build requirements.
9092 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9094 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
9096 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
9097 and pass value to identifier_to_locale.
9098 (warn_variable_length_array): Make name a tree.
9099 (grokdeclarator): Separate diagnostic texts for named and unnamed
9100 declarators. Use %qE for named declarators.
9101 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
9103 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
9104 identifiers in diagnostics.
9105 * c-typeck.c (push_member_name, start_init): Pass identifiers to
9106 identifier_to_locale. Mark "anonymous" strings for translation.
9108 2009-05-04 Michael Eager <eager@eagercon.com>
9110 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
9111 address for DImode/DFmode only if double-precision FP regs.
9113 2009-05-04 Michael Eager <eager@eagercon.com>
9115 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
9116 TARGET_SINGLE_FLOAT check.
9118 2009-05-04 Michael Eager <eager@eagercon.com>
9120 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
9122 2009-05-04 Michael Eager <eager@eagercon.com>
9124 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
9125 * config/rs6000/t-xilinx: New
9127 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
9129 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
9130 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
9131 * gcc/explow.c (memory_address): Use target hook.
9132 * gcc/targhooks.c (default_legitimize_address): New.
9133 * gcc/targhooks.h (default_legitimize_address): New.
9134 * gcc/target.h (legitimize_address): New.
9135 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
9136 (TARGET_INITIALIZER): Include it.
9137 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
9139 * config/bfin/bfin-protos.h (legitimize_address): Remove.
9140 * config/bfin/bfin.c (legitimize_address): Remove.
9141 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
9142 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
9144 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
9145 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
9147 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
9148 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
9149 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
9150 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
9151 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
9152 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
9153 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
9154 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
9155 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
9156 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
9157 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
9158 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
9159 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
9160 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
9161 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
9162 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
9163 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
9164 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
9165 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
9166 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
9167 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
9168 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
9169 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
9171 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
9172 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
9173 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
9174 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
9175 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
9176 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
9177 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
9178 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
9179 (thumb_legitimize_address): Delete.
9180 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
9181 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
9182 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
9183 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
9184 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
9185 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
9187 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
9190 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
9191 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
9192 * config/m32r/m32r.c (m32r_legitimize_address): New.
9193 * config/m68k/m68k.c (m68k_legitimize_address): New.
9194 * config/score/score.c (score_legitimize_address): Standardize.
9195 * config/score/score3.c (score3_legitimize_address): Standardize.
9196 * config/score/score3.h (score3_legitimize_address): Adjust.
9197 * config/score/score7.c (score7_legitimize_address): Standardize.
9198 * config/score/score7.h (score7_legitimize_address): Adjust.
9199 * config/sh/sh.c (sh_legitimize_address): New.
9200 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
9202 * gcc/config/s390/s390.c (legitimize_address): Rename to...
9203 (s390_legitimize_address): ... this.
9204 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
9205 (sparc_legitimize_address): ... this.
9206 * gcc/config/i386/i386.c (legitimize_address): Rename to...
9207 (ix86_legitimize_address): ... this.
9208 * gcc/config/avr/avr.c (legitimize_address): Rename to...
9209 (avr_legitimize_address): ... this.
9210 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
9211 (mn10300_legitimize_address): ... this.
9212 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
9213 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
9214 (alpha_expand_mov): Adjust call.
9216 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
9217 * config/spu/spu.c (spu_legitimize_address): Likewise.
9218 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
9219 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
9221 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9223 * intl.c (locale_encoding, locale_utf8): New.
9224 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
9225 * intl.h (locale_encoding, locale_utf8): Declare.
9226 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
9227 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
9229 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
9231 (pp_tree_identifier): Define to call pp_base_tree_identifier.
9232 (pp_base_tree_identifier): Declare as function.
9233 (identifier_to_locale): Declare.
9234 * Makefile.in (pretty-print.o): Update dependencies.
9235 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
9237 2009-05-04 Richard Guenther <rguenther@suse.de>
9240 * builtins.c (fold_builtin_memory_op): Do not decay to element
9241 type if the size matches the whole array.
9243 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9245 * expmed.c (synth_mult): When trying out a shift, pass the result
9248 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9250 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9251 (shiftsub1_cost): New.
9252 (init_expmed): Compute shiftsub1_cost.
9253 (synth_mult): Optimize multiplications by constants of the form
9254 -(2^^m-1) for some constant positive integer m.
9256 2009-05-03 Richard Guenther <rguenther@suse.de>
9259 * c-typeck.c (array_to_pointer_conversion): Do not built
9260 ADDR_EXPRs of arrays of pointer-to-element type.
9261 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9262 up wrong ADDR_EXPRs after-the-fact.
9263 * c-common.c (strict_aliasing_warning): Strip pointer
9264 conversions for obtaining the original type.
9265 * builtins.c (fold_builtin_memset): Handle array types.
9266 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9269 2009-05-03 Richard Guenther <rguenther@suse.de>
9272 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9273 Do not lose casts from array types with unknown extent to array
9274 types with known extent.
9275 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9276 alias set compatibility.
9278 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9280 * flags.h (extra_warnings): Delete.
9281 * toplev.c (process_options): Handle Wuninitialized here.
9282 * opts.c (extra_warnings): Delete.
9283 (set_Wextra): Delete.
9284 (common_handle_option): -Wextra can be handled automatically.
9285 * c-opts.c (c_common_handle_option): Delete obsolete code.
9286 (c_common_post_options): Simplify comment.
9287 * common.opt (W): Add Var.
9289 (Wuninitialized): Initialize to -1.
9291 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9292 Richard Guenther <rguenther@suse.de>
9294 * expr.c (get_def_for_expr): New function.
9295 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9296 SSA rather than trees.
9297 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9298 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9300 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9302 * c-common.c (reswords): Add _Imaginary.
9303 * c-common.c (enum rid): Add RID_IMAGINARY.
9305 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9307 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9308 Patch by Richard Guenther.
9310 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9312 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9313 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9314 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9315 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9316 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9317 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9318 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9319 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9320 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9321 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9322 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9323 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9324 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9325 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9326 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9327 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9328 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9329 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9331 2009-05-02 Richard Guenther <rguenther@suse.de>
9333 PR tree-optimization/39940
9334 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9337 2009-05-02 Richard Guenther <rguenther@suse.de>
9340 * tree-ssa.c (execute_update_addresses_taken): Properly check
9341 if we can mark a variable DECL_GIMPLE_REG_P.
9342 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9343 back to the end of the function.
9344 (is_gimple_reg_type): Remove complex type special casing.
9345 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9348 2009-05-02 Ben Elliston <bje@au.ibm.com>
9350 * doc/collect2.texi (Collect2): Document search path behaviour
9351 when configured with --with-ld.
9353 2009-05-02 Jan Hubicka <jh@suse.cz>
9355 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9356 parameter; update callers.
9357 (coalesce_cost_edge): EH edges are costier because they needs
9358 splitting even if not critical and even more costier when there are
9359 multiple EH predecestors.
9361 2009-05-02 Jan Hubicka <jh@suse.cz>
9363 * except.c (remove_eh_handler_and_replace): Handle updating after
9364 removing TRY blocks.
9366 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9368 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9370 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9372 * varasm.c: Do not include c-pragma.h.
9373 * attribs.c: Do not incude c-common.h.
9375 2009-05-01 Michael Matz <matz@suse.de>
9377 * calls.c (initialize_argument_information): Handle SSA names like
9378 decls with a non MEM_P DECL_RTL.
9380 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9382 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9383 * ipa-utils.c: Likewise.
9384 * ipa-type-escape.c: Likewise.
9385 * cgraphunit.c Do not include c-common.h.
9386 * ipa-pure-const.c: Likewise.
9387 * tree-if-conv.c: Likewise.
9388 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9389 * ipa-struct-reorg.c: Likewise.
9390 * tree-nomudflap.c: Likewise.
9391 * tree-ssa-structalias.c: Likewise.
9393 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9395 * store-motion.c: Many cleanups to make this pass a first-class
9396 citizen instead of an appendix to gcse load motion. Add TODO list
9397 to make this pass faster/cleaner/better.
9399 (struct ls_expr): Post gcse.c-split cleanups.
9400 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9401 "stores" field to "avail_stores".
9402 (pre_ldst_mems): Rename to store_motion_mems.
9403 (pre_ldst_table): Rename to store_motion_mems_table.
9404 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9405 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9406 (ldst_entry): Rename to st_expr_entry, update users.
9407 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9408 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9409 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9411 (first_ls_expr): Rename to first_st_expr, update users.
9412 (next_ls_expr): Rename to next_st_expr, update users.
9413 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9414 fields properly for store motion instead of names inherited from load
9416 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9417 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9420 (ae_kill): Rename to st_kill, update users.
9421 (ae_gen): Rename to st_avloc, update users.
9422 (transp): Rename to st_transp, update users.
9423 (pre_insert_map): Rename to st_insert_map, update users.
9424 (pre_delete_map): Rename to st_delete_map, update users.
9425 (insert_store, build_store_vectors, free_store_memory,
9426 one_store_motion_pass): Update for abovementioned changes.
9428 (gcse_subst_count, gcse_create_count): Remove.
9429 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9430 and "n_stores_created", local variables.
9432 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9435 (regvec, compute_store_table_current_insn): Remove.
9436 (reg_set_info, reg_clear_last_set): Remove.
9437 (compute_store_table): Use DF caches instead of local dataflow
9440 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9442 * c-objc-common.c (c_tree_printer): Print identifiers with
9443 pp_identifier, not pp_string. Mark "({anonymous})" for
9445 * c-pretty-print.c (pp_c_ws_string): New.
9446 (pp_c_cv_qualifier, pp_c_type_specifier,
9447 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9448 pp_c_storage_class_specifier, pp_c_function_specifier,
9449 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9450 pp_c_primary_expression, pp_c_postfix_expression,
9451 pp_c_unary_expression, pp_c_shift_expression,
9452 pp_c_relational_expression, pp_c_equality_expression,
9453 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9454 use pp_string and pp_c_ws_string in place of pp_identifier and
9455 pp_c_identifier for non-identifiers. Mark English strings for
9457 * c-pretty-print.h (pp_c_ws_string): Declare.
9459 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9460 Roland McGrath <roland@redhat.com>
9462 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9463 (ENABLE_LD_BUILDID): New configuration option.
9464 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9465 (LINK_BUILDID_SPEC): New macro.
9466 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9468 * doc/install.texi: Document --enable-linker-build-id option.
9469 * configure: Rebuild.
9470 * config.in: Rebuild.
9472 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9474 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9475 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9476 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9477 MIPS_GP_SAVE_AREA_SIZE.
9478 * config/mips/mips.c (struct mips_frame_info): Update comment
9479 before arg_pointer_offset and hard_frame_pointer_offset.
9480 (mips_compute_frame_info): Update diagram before function: to
9481 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9482 indicate the position of frame_pointer_rtx with -fstack-protector and
9483 to show args_size. Don't allocate cprestore area for leaf functions
9484 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9486 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9488 2009-04-30 Michael Matz <matz@suse.de>
9490 PR tree-optimization/39955
9491 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9493 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9495 * ira.c (setup_cover_and_important_classes): Use safe macro
9496 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9498 * genpreds.c (write_tm_preds_h): Output suitable definition of
9499 REG_CLASS_FOR_CONSTRAINT.
9501 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9503 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9505 * bitmap.c (bitmap_descriptor): Likewise.
9506 * ggc-common.c (loc_descriptor): Likewise.
9507 * varray.c (varray_descriptor): Likewise.
9508 * vec.c (vec_descriptor): Likewise.
9510 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9512 * Makefile.in (dce.o): Add $(EXCEPT_H).
9513 * dce.c: Include except.h and delete redundant vector definitions.
9514 (deletable_insn_p): Return false for non-call insns that can throw
9517 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9519 * gcse.c (ae_gen): Remove.
9520 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9521 and make non-static function to make it available in store-motion.c.
9522 Update call sites with search-and-replace.
9523 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9524 extract_mentioned_regs, extract_mentioned_regs_helper,
9525 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9526 store_killed_in_insn, store_killed_after, store_killed_before,
9527 build_store_vectors, insert_insn_start_basic_block, insert-store,
9528 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9529 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9530 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9531 * store-motion.c: ...new file. Also copy data structures from gcse.c
9532 and clean up to remove parts not used by store motion.
9533 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9534 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9536 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9539 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9540 when optimizing for size.
9542 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9544 * gcse.c (gcse_constant_p): Fix typo in last change.
9546 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9548 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9550 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9552 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9554 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9556 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9557 CONST_HIGH_PART result.
9559 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9561 * config/avr/avr.c (initial_elimination_offset): Rename to
9562 avr_initial_elimination_offset.
9563 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9564 change return type to bool.
9565 (avr_can_eliminate): New function.
9566 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9567 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9568 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9569 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9570 avr_initial_elimination_offset.
9571 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9572 (avr_initial_elimination_offset): Define.
9574 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9575 Steven Bosscher <steven@gcc.gnu.org>
9577 PR rtl-optimization/39938
9578 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9579 * cfgrtl.c: Include insn-attr.h.
9580 (rest_of_pass_free_cfg): New function.
9581 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9582 * resource.c (init_resource_info): Remove call to df_analyze.
9584 2009-04-29 Richard Guenther <rguenther@suse.de>
9587 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9588 allow conversion to signed integers.
9590 2009-04-29 Richard Guenther <rguenther@suse.de>
9592 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9593 shifts of floating point vectors if the shift amount is
9594 a constant multiple of the element size.
9596 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9597 Michael Matz <matz@suse.de>
9601 * tree-outof-ssa.c (emit_partition_copy): New function.
9602 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9603 insert_part_to_rtx_on_edge): Perform the partition base var
9604 copy using emit_partition_copy.
9605 (insert_value_copy_on_edge): Convert constants to the right mode.
9606 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9607 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9609 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9611 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9612 scan backwards to try to find a constant to initialize it.
9614 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9615 insn before the loop_end instruction, don't look past labels.
9617 2009-04-29 Richard Guenther <rguenther@suse.de>
9620 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9621 loose type conversions.
9622 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9623 stmts only if there are no uses of its definition.
9625 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9627 * config/bfin/bfin.h (splitting_loops): Declare.
9628 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9629 Reorder bit definitions to be ascending.
9630 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9631 * config/bfin/bfin.c (splitting_loops): New variable.
9632 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9633 (struct loop_info): Remove members INIT and LOOP_INIT.
9634 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9635 the LSETUP sequence. Allow LC to be loaded from any register, but
9636 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9637 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9639 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9640 of reload_completed.
9643 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9645 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9647 * Makefile.in (PLUGIN_VERSION_H): New.
9648 (OBJS-common): Remove plugin-version.o.
9649 (plugin.o): Depend on (PLUGIN_VERSION_H).
9650 (plugin-version.o): Remove.
9651 * configure: Regenerate
9652 * configure.ac: Create plugin-version.h.
9653 * gcc-plugin.h (plugin_gcc_version): Remove.
9654 (plugin_default_version_check): Change signature.
9655 * plugin-version.c: Remove.
9656 * plugin.c: Include plugin-version.h.
9657 (str_plugin_gcc_version_name): Remove.
9658 (try_init_one_plugin): Pass gcc version to plugin_init.
9659 (plugin_default_version_check): Both gcc and plugin versions are now
9662 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9664 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9665 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9666 Remove special case testing for last insn of inner loops. Don't fail
9667 if the loop ends with a jump, emit an extra nop instead.
9669 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9670 DREGS rather than comparing directly. Remove code that tries to
9671 account for latencies.
9673 2009-04-29 Richard Guenther <rguenther@suse.de>
9675 PR tree-optimization/39941
9676 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9677 eliminating an indirect call.
9679 2009-04-29 Richard Guenther <rguenther@suse.de>
9681 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9682 parameter. Allow invariants as base if !require_lvalue.
9683 (verify_gimple_assign_single): Adjust.
9685 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9687 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9688 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9689 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9690 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9691 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9693 * config/bfin/bfin.c (bfin_expand_builtin,
9694 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9696 2009-04-28 Richard Guenther <rguenther@suse.de>
9698 * tree-vect-loop.c (get_initial_def_for_induction): Use
9699 correct types for pointer increment.
9701 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9703 * toplev.c (print_version): Update GMP version string calculation.
9705 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9707 PR rtl-optimization/39938
9708 * resource.c (init_resource_info): Add call to df_analyze.
9710 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9712 * config/alpha/alpha.md (usegp): Cast the result of
9713 alpha_find_lo_sum_using_gp to enum attr_usegp.
9714 * config/alpha/alpha.c (override_options): Remove end-of-structure
9715 marker element from cpu_table. Use array size of cpu_table to handle
9716 -mcpu and -mtune options.
9717 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9719 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9721 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9722 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9723 tune_32 and tune_64.
9724 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9726 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9727 * config/rs6000/option-defaults.h: ... here. New file.
9728 (OPT_64, OPT_32): Define.
9729 (MASK_64BIT): Define to 0 if not already defined.
9730 (OPT_ARCH64, OPT_ARCH32): Define.
9731 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9734 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9736 * config/arm/arm.c (arm_override_options): Emit error on using
9739 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9741 PR rtl-optimization/39914
9742 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9743 registers for allocnos created from user-defined variables only
9744 when not optimizing.
9746 2009-04-28 Richard Guenther <rguenther@suse.de>
9749 * fold-const.c (fold_binary): Use distribute_real_division only
9752 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9754 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9755 add hpux-stdint.h to tm_file.
9756 (hppa[12]*-*-hpux11*): Ditto.
9757 (ia64*-*-hpux*): Ditto.
9758 * config/hpux-stdint.h: New.
9759 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9760 __STDC_EXT__ for all compiles.
9761 * config/pa/pa-hpux.h: Ditto.
9762 * config/pa/pa-hpux10.h: Ditto.
9763 * config/pa/pa-hpux11.h: Ditto.
9765 2009-04-28 Catherine Moore <clm@codesourcery.com>
9767 * debug.h (set_name): Add comment.
9769 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9772 * config/darwin.c (machopic_gen_offset): Check
9773 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9774 * config/arm/arm.c (require_pic_register): Likewise.
9776 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9778 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9779 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9780 m32c_promote_prototypes): Delete.
9782 2009-04-28 Michael Matz <matz@suse.de>
9785 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9788 2009-04-28 Richard Guenther <rguenther@suse.de>
9790 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9792 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9794 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9795 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9796 * config/arm/arm-tune.md: Regenerate.
9798 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9800 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9801 block if there are complex incoming edges.
9802 (sel_merge_blocks): Remove useless assert.
9803 (sel_redirect_edge_and_branch): Check that edge was redirected.
9804 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9805 (sel_find_rgns): Delete declaration.
9806 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9807 the region when it is not a preheader.
9809 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9812 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9814 2009-04-28 Richard Guenther <rguenther@suse.de>
9816 * tree.h (SSA_NAME_VALUE): Remove.
9817 (struct tree_ssa_name): Remove value_handle member.
9818 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9819 array for jump threading.
9820 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9822 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9823 * tree-flow.h (threadedge_initialize_values): Declare.
9824 (threadedge_finalize_values): Likewise.
9825 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9826 (SSA_NAME_VALUE): Define.
9827 (threadedge_initialize_values): New function.
9828 (threadedge_finalize_values): Likewise.
9829 * tree-ssa-dom.c (ssa_name_values): New global variable.
9830 (SSA_NAME_VALUE): Define.
9831 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9833 2009-04-28 Ira Rosen <irar@il.ibm.com>
9835 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9836 Use REPORT_VECTORIZED_LOCATIONS instead
9837 REPORT_VECTORIZED_LOOPS.
9838 * tree-vectorizer.c (vect_verbosity_level): Make static.
9839 (vect_loop_location): Rename to vect_location.
9840 (vect_set_verbosity_level): Update comment.
9841 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9843 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9844 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9845 instead REPORT_UNVECTORIZED_LOOPS.
9846 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9847 and vect_loop_def to vect_external_def and vect_internal_def.
9848 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9849 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9850 REPORT_UNVECTORIZED_LOCATIONS.
9851 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9852 and vect_used_in_loop and to vect_unused_in_scope and
9854 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9855 (vect_verbosity_level): Remove declaration.
9856 (vect_analyze_operations): Likewise.
9857 (vect_analyze_stmt): Declare.
9858 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9859 REPORT_UNVECTORIZED_LOCATIONS.
9860 (vect_get_loop_niters): Fix indentation.
9861 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9862 (vect_analyze_loop_operations): New function.
9863 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9864 vect_analyze_operations.
9865 (vect_is_simple_reduction): Use new names.
9866 (vectorizable_live_operation, vect_transform_loop): Likewise.
9867 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9868 to specify whether the data references can be a part of interleaving
9870 (vect_analyze_data_ref_dependence): Use new names.
9871 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9872 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9873 * tree-vect-patterns.c (widened_name_p): Use new names.
9874 (vect_recog_dot_prod_pattern): Likewise.
9875 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9876 (process_use, vect_mark_stmts_to_be_vectorized,
9877 vect_model_simple_cost, vect_model_store_cost,
9878 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9879 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9880 vectorizable_operation, vectorizable_type_demotion,
9881 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9882 vectorizable_condition): Likewise.
9883 (vect_analyze_operations): Split into vect_analyze_loop_operations
9885 (vect_analyze_stmt): ... new function.
9886 (new_stmt_vec_info): Use new names.
9887 (vect_is_simple_use): Use new names and fix comment.
9888 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9889 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9891 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9894 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9895 and integer modes for x87 operands. Do not ICE for unsupported size,
9896 generate error instead. Generate error for unsupported operand types.
9897 ['z']: Do not handle HImode memory operands specially. Warning
9898 for floating-point operands. Fallthru to 'Z' for unsupported operand
9899 types. Do not ICE for unsupported size, generate error instead.
9900 (output_387_binary_op): Use %Z to output operands.
9901 (output_fp_compare): Ditto.
9902 (output_387_reg_move): Ditto.
9904 2009-04-28 Ben Elliston <bje@au.ibm.com>
9909 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9911 * builtins.c (c_strlen): Do not warn here.
9912 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9913 * c-common.c (pointer_int_sum): Take an explicit location.
9914 Warn about offsets out of bounds.
9915 * c-common.h (pointer_int_sum): Adjust declaration.
9917 2009-04-27 Ian Lance Taylor <iant@google.com>
9919 * collect2.c (is_ctor_dtor): Change type of ret field in struct
9921 * dce.c (run_fast_df_dce): Change type of old_flags to int.
9922 * df-core.c (df_set_flags): Change return type to int. Change
9923 type of old_flags to int.
9924 (df_clear_flags): Likewise.
9925 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
9926 (df_get_conditional_uses): Likewise.
9927 * df.h (df_set_flags, df_clear_flags): Update declarations.
9928 * dwarf2out.c (struct indirect_string_node): Change type of form
9929 field to enum dwarf_form.
9930 (AT_string_form): Change return type to enum dwarf_form.
9931 * fixed-value.c (fixed_compare): Add cast to enum type.
9932 * fwprop.c (update_df): Change 0 to VOIDmode.
9933 * gensupport.c: Change 0 to UNKNOWN.
9934 * gimple.h (gimple_cond_code): Add cast to enum type.
9935 * haifa-sched.c (reemit_notes): Add cast to enum type.
9936 * hooks.c (hook_int_void_no_regs): Remove function.
9937 * hooks.h (hook_int_void_no_regs): Remove declaration.
9938 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
9939 * predict.c (combine_predictions_for_insn): Add casts to enum type.
9940 * real.c (real_arithmetic): Add cast to enum type.
9941 (real_compare): Likewise.
9942 * target.h (struct gcc_target): Change return type of
9943 branch_target_register_class to enum reg_class.
9944 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
9945 default_branch_target_register_class.
9946 * targhooks.c (default_branch_target_register_class): New function.
9947 * targhooks.h (default_branch_target_register_class): Declare.
9948 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
9949 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
9951 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
9953 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
9954 vect_uninitialized_def. Change 0 to ERROR_MARK.
9955 * tree-vect-stmts.c (supportable_widening_operation): Don't
9956 initialize icode1 and icode2.
9957 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
9958 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
9960 (cmn_err_flag_specs): Change 0 to STD_C89.
9961 (cmn_err_char_table): Likewise.
9962 * config/arm/arm.c (get_arm_condition_code): Change type of code
9963 to enum arm_cond_code.
9964 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
9965 (IWMMXT_BUILTIN2): Likewise.
9966 (neon_builtin_type_bits): Don't define typedef.
9967 (neon_builtin_datum): Change type of bits field to int.
9968 (arm_expand_neon_args): Add cast to enum type.
9969 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
9971 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
9973 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
9975 * config/mips/mips.md (jal_macro): Return enum constant.
9976 (single_insn): Likewise.
9977 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
9979 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9981 * config/s390/s390.c (s390_tune_flags): Change type to int.
9982 (s390_arch_flags): Likewise.
9983 (s390_handle_arch_option): Change flags field of struct pta to int.
9984 * config/s390/s390.h (s390_tune_flags): Update declaration.
9985 (s390_arch_flags): Likewise.
9986 * config/sh/sh.c (prepare_move_operands): Compare
9987 tls_symbolic_operand result with enum constant.
9988 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
9989 (sh_expand_prologue): Add cast to enum type.
9990 (sh_expand_epilogue): Likewise.
9991 (tls_symbolic_operand): Change return type to enum tls_model.
9992 (fpscr_set_from_mem): Add cast to enum type.
9993 (legitimize_pic_address): Compare tls_symbolic_operand result with
9995 (sh_target_reg_class): Change return type to enum reg_class.
9996 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
9998 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
9999 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
10000 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
10001 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
10002 (delayed_branch, tls_call_delay): Likewise.
10003 (eligible_for_sibcall_delay): Likewise.
10004 (eligible_for_return_delay): Likewise.
10005 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10006 (spu_expand_builtin_1): Likewise.
10008 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10009 for all types of conversions.
10010 (output_init_element): Issue -Wc++-compat warning if needed when
10011 initializing a bitfield with enum type.
10012 * c-parser.c (c_parser_expression): Set original_type to
10013 original_type of right hand operand of comman operator.
10015 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10017 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
10019 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
10020 * doc/cpp.texi (Standard Predefined Macros)
10021 (Implementation-defined behavior): Likewise.
10022 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
10023 * doc/gimple.texi (GIMPLE Exception Handling)
10024 (@code{GIMPLE_ASSIGN}): Likewise.
10025 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10026 * doc/invoke.texi (Warning Options, Optimize Options)
10027 (AVR Options, Darwin Options): Likewise.
10028 (Optimize Options): Reformulate -fwhole-program description.
10029 * doc/loop.texi (Lambda): Likewise.
10030 * doc/md.texi (Output Template, Define Constraints)
10031 (Standard Names, Insn Splitting): Likewise.
10032 * doc/options.texi (Option properties): Likewise.
10033 * doc/passes.texi (Tree-SSA passes): Likewise.
10034 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10035 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10036 (File Names and DBX): Likewise.
10037 * doc/trouble.texi (Incompatibilities): Likewise.
10039 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10041 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10042 instruction is correct.
10044 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10046 Allow non-constant arguments to conversion intrinsics.
10047 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10048 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10049 * spu.c (print_operand): Handle 'v' and 'w'.
10050 (exp2_immediate_p, spu_gen_exp2): Define.
10051 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10052 spu_convtf_1): Update parameter descriptions.
10053 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10054 * constraints.md ('v', 'w'): New.
10055 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10057 (i2f, I2F): New define_mode_attr.
10058 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10059 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10060 fixuns_truncv4sfv4si2): Update to use mode attribute.
10061 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10062 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10063 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10064 patterns for combine.
10066 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10068 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10069 (cprop, hoist, pre, store_motion): New debug counters.
10070 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10071 is not an RTL pass anymore.
10072 (pass_profiling): Remove extern decl for pass removed in 2005.
10073 (pass_gcse, pass_jump_bypass): Remove.
10074 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10075 to 0 for clean state.
10076 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10077 * cse.c (gate_handle_cse_after_global_opts,
10078 rest_of_handle_cse_after_global_opts): New functions.
10079 (pass_cse_after_global_opts): New pass, does local CSE.
10080 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
10081 (TV_CPROP): New timevar.
10082 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
10083 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
10084 (gcse_main, recompute_all_luids): Remove.
10085 (compute_hash_table_work): Call max_reg_num instead of reading
10087 (cprop_jump): Don't set run_jump_opt_after_gcse.
10088 (constprop_register): Always allow to alter jumps.
10089 (cprop_insn): Likewise.
10090 (do_local_cprop): Likewise.
10091 (local_cprop_pass): Likewise. Return non-zero if something changed.
10092 (cprop): Remove function, fold interesting bits into one_cprop_pass.
10093 (find_implicit_sets): Add note about missed optimization opportunity.
10094 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
10095 pass_rtl_cprop execute function.
10096 Don't bother tracking the pass number, each pass gets its own dumpfile
10098 Always allow to alter jumpsand bypass jumps.
10099 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
10100 will just find no suitable set.
10101 (pre_edge_insert): Fix dumping, this function is for PRE only.
10102 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
10103 pass_rtl_pre execute function.
10104 (hoist_code): Return non-zero if something changed. Keep track of
10105 substitutions and insertions for statistics gathering similar to PRE.
10106 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
10107 called from the pass_rtl_hoist execute function. Show pass statistics.
10108 (compute_store_table): Use max_reg_num directly instead of using the
10109 formerly global max_gcse_regno.
10110 (build_store_vectors): Likewise.
10111 (replace_store_insn): Fix dumping.
10112 (store_motion): Rename to ...
10113 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
10114 pass, called from the pass_rtl_store_motion execute function. Keep
10115 track of substitutions and insertions for statistics gathering similar
10117 (bypass_jumps): Remove, fold interesting bits into ...
10118 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
10119 from the pass_rtl_cprop execute function.
10120 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10121 pass_jump_bypass): Remove.
10122 (gate_handle_gcse, rest_of_handle_gcse): Remove.
10123 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
10124 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
10125 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
10126 (gate_rtl_store_motion, execute_rtl_store_motion,
10127 pass_rtl_store_motion): New.
10128 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
10129 make it clear that -fcse-skip-blocks is a no-op for backward compat.
10130 * passes.c (init_optimization_passes): Remove pass_gcse and
10131 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
10132 and cse_after_global_opts in place of pass_gcse. Schedule cprop
10133 instead of pass_jump_bypass.
10135 2009-04-27 Richard Guenther <rguenther@suse.de>
10137 PR middle-end/39928
10138 * gimplify.c (gimplify_expr): If we are required to create
10139 a temporary make sure it ends up as register.
10141 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
10144 * config/i386/i386.c (construct_container): Don't call
10145 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
10146 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
10148 2009-04-27 Michael Matz <matz@suse.de>
10150 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
10151 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
10152 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
10153 (dump_replaceable_exprs): Take a bitmap.
10154 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
10156 (expand_gimple_basic_block): Likewise.
10157 * tree-ssa-ter.c (struct temp_expr_table_d): Make
10158 replaceable_expressions member a bitmap.
10159 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
10160 (mark_replaceable): Likewise.
10161 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
10162 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
10164 2009-04-27 Richard Guenther <rguenther@suse.de>
10166 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
10167 (verify_stmts): Dispatch to gimple/type verification code.
10168 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
10169 issue with call argument types.
10171 2009-04-27 Michael Matz <matz@suse.de>
10173 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
10174 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
10177 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
10178 Eric Botcazou <ebotcazou@adacore.com>
10180 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
10181 a label's basic block.
10182 (mark_target_live_regs): Tidy and rework obsolete comments.
10183 Change back DF problem to LIVE. If a label starts a basic block,
10184 assume that all registers that used to be live then still are.
10185 (init_resource_info): If a label starts a basic block, set its
10186 BLOCK_FOR_INSN accordingly.
10187 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
10189 2009-04-27 Richard Guenther <rguenther@suse.de>
10191 * tree-flow-inline.h (function_ann): Remove.
10192 (get_function_ann): Likewise.
10193 * tree-dfa.c (create_function_ann): Remove.
10194 * tree-flow.h (struct static_var_ann_d): Remove.
10195 (struct function_ann_d): Likewise.
10196 (union tree_ann_d): Remove fdecl member.
10197 (function_ann_t): Remove.
10198 (function_ann, get_function_ann, create_function_ann): Remove
10201 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
10203 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
10205 2009-04-27 Jan Hubicka <jh@suse.cz>
10207 * ipa-pure-const.c (struct funct_state_d): New fields
10208 state_previously_known, looping_previously_known; remove
10209 state_set_in_source.
10210 (analyze_function): Use new fields.
10211 (propagate): Avoid assumption that state_set_in_source imply
10214 * tree-ssa-loop-niter.c (finite_loop_p): New function.
10215 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
10216 * cfgloop.h (finite_loop_p): Declare.
10218 2009-04-26 Michael Matz <matz@suse.de>
10220 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
10222 2009-04-26 Michael Matz <matz@suse.de>
10224 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
10225 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
10226 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
10227 pass_mark_used_blocks): Remove.
10228 * tree-optimize.c (pass_free_datastructures,
10229 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
10230 * passes.c (init_optimization_passes): Don't call
10231 pass_mark_used_blocks, remove dead code.
10233 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
10235 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
10236 * tree-ssa-live.h (register_ssa_partition): Likewise.
10238 2009-04-26 Michael Matz <matz@suse.de>
10241 * builtins.c (fold_builtin_next_arg): Handle SSA names.
10242 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
10243 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
10245 (compare_pairs): Swap cost comparison.
10246 (coalesce_ssa_name): Don't use change_partition_var.
10247 * tree-nrv.c (struct nrv_data): Add modified member.
10248 (finalize_nrv_r): Set it.
10249 (tree_nrv): Use it to update statements.
10250 (pass_nrv): Require PROP_ssa.
10251 * tree-mudflap.c (mf_decl_cache_locals,
10252 mf_build_check_statement_for): Use make_rename_temp.
10253 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10254 * alias.c (find_base_decl): Handle SSA names.
10255 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10256 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10257 * rtl.h (set_reg_attrs_for_parm): Declare.
10258 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10259 to "optimized", remove unused locals at finish.
10260 (execute_free_datastructures): Make global, call
10261 delete_tree_cfg_annotations.
10262 (execute_free_cfg_annotations): Don't call
10263 delete_tree_cfg_annotations.
10265 * ssaexpand.h: New file.
10266 * expr.c (toplevel): Include ssaexpand.h.
10267 (expand_assignment): Handle SSA names the same as register variables.
10268 (expand_expr_real_1): Expand SSA names.
10269 * cfgexpand.c (toplevel): Include ssaexpand.h.
10270 (SA): New global variable.
10271 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10272 (SSAVAR): New macro.
10273 (set_rtl): New helper function.
10274 (add_stack_var): Deal with SSA names, use set_rtl.
10275 (expand_one_stack_var_at): Likewise.
10276 (expand_one_stack_var): Deal with SSA names.
10277 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10278 before unique numbers.
10279 (expand_stack_vars): Use set_rtl.
10280 (expand_one_var): Accept SSA names, add asserts for them, feed them
10281 to above subroutines.
10282 (expand_used_vars): Expand all partitions (without default defs),
10283 then only the local decls (ignoring those expanded already).
10284 (expand_gimple_cond): Remove edges when jumpif() expands an
10285 unconditional jump.
10286 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10287 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10289 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10290 members of SA; deal with PARM_DECL partitions here; expand
10291 all PHI nodes, free tree datastructures and SA. Commit instructions
10292 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10293 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10294 info and statements at start, collect garbage at finish.
10295 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10296 (VAR_ANN_PARTITION) Remove.
10297 (change_partition_var): Don't declare.
10298 (partition_to_var): Always return SSA names.
10299 (var_to_partition): Only accept SSA names.
10300 (register_ssa_partition): Only check argument.
10301 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10303 (delete_var_map): Don't free it.
10304 (var_union): Only accept SSA names, simplify.
10305 (partition_view_init): Mark only useful SSA names as used.
10306 (partition_view_fini): Only deal with SSA names.
10307 (change_partition_var): Remove.
10308 (dump_var_map): Use ssa_name instead of partition_to_var member.
10309 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10311 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10312 (struct _elim_graph): New member const_dests; nodes member vector of
10314 (set_location_for_edge): New static helper.
10315 (create_temp): Remove.
10316 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10317 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10318 (new_elim_graph): Allocate const_dests member.
10319 (clean_elim_graph): Truncate const_dests member.
10320 (delete_elim_graph): Free const_dests member.
10321 (elim_graph_size): Adapt to new type of nodes member.
10322 (elim_graph_add_node): Likewise.
10323 (eliminate_name): Likewise.
10324 (eliminate_build): Don't take basic block argument, deal only with
10325 partition numbers, not variables.
10326 (get_temp_reg): New static helper.
10327 (elim_create): Use it, deal with RTL temporaries instead of trees.
10328 (eliminate_phi): Adjust all calls to new signature.
10329 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10330 (rewrite_trees): Only do checking.
10331 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10332 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10333 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10334 contains_tree_r, MAX_STMTS_IN_LATCH,
10335 process_single_block_loop_latch, analyze_edges_for_bb,
10336 perform_edge_inserts): Remove.
10337 (expand_phi_nodes): New global function.
10338 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10339 functions, initialize new parameter, remember partitions having a
10341 (finish_out_of_ssa): New global function.
10342 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10343 don't reset in_ssa_p here, don't disable TER when mudflap.
10344 (pass_del_ssa): Remove.
10345 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10347 (execute_free_datastructures): Declare.
10348 * Makefile.in (SSAEXPAND_H): New variable.
10349 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10350 * basic-block.h (commit_one_edge_insertion): Declare.
10351 * passes.c (init_optimization_passes): Move pass_nrv and
10352 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10353 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10354 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10355 (redirect_branch_edge): Deal with super block when expanding, split
10356 out jump patching itself into ...
10357 (patch_jump_insn): ... here, new static helper.
10359 2009-04-26 Michael Matz <matz@suse.de>
10361 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10362 beyond num_ssa_names.
10363 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10364 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10366 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10368 PR inline-asm/39543
10369 * fwprop.c (forward_propagate_asm): New function.
10370 (forward_propagate_and_simplify): Propagate also into __asm, if it
10371 doesn't increase the number of referenced registers.
10374 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10376 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10378 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10379 note_nonlocal_vla_type for nonlocal VLAs.
10380 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10381 contains_remapped_vars, remap_vla_decls): New functions.
10382 (convert_nonlocal_reference_stmt): If not optimizing, call
10383 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10384 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10385 if it wasn't found in var_map.
10386 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10387 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10388 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10390 * gimplify.c (nonlocal_vlas): New variable.
10391 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10393 (gimplify_body): Create and destroy nonlocal_vlas.
10395 * dwarf2out.c (loc_descr_plus_const): New function.
10396 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10397 mem_loc_descriptor, loc_descriptor_from_tree_1,
10398 descr_info_loc, gen_variable_die): Use it.
10400 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10401 !TREE_STATIC VAR_DECLs.
10402 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10403 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10404 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10405 DECL_BY_REFERENCE is valid.
10406 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10407 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10408 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10409 Copy DECL_BY_REFERENCE.
10410 (struct nesting_copy_body_data): New type.
10411 (nesting_copy_decl): New function.
10412 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10413 if they have variable length.
10415 2009-04-26 Michael Matz <matz@suse.de>
10417 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10418 mark new temporaries for renaming.
10420 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10423 * c-decl.c (global_bindings_p): Return negative value.
10424 (c_variable_size): New. Based on variable_size from
10426 (grokdeclarator): Call c_variable_size not variable_size.
10428 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10430 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10432 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10434 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10435 Redefine it to just use mingw/include.
10436 (ASM_SPEC): Rules for -m32 and -m64.
10437 (LINK_SPEC): Use Likewise.
10438 (SPEC_32): New define.
10439 (SPEC_64): Likewise.
10440 (SUB_LINK_SPEC): Likewise.
10441 (MULTILIB_DEFAULTS): New define.
10442 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10443 Add multilib options.
10444 (MULTILIB_DIRNAMES): Likewise.
10445 (MULTILIB_OSDIRNAMES): Likewise.
10446 (LIBGCC): Likewise.
10447 (INSTALL_LIBGCC): Likewise.
10449 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10452 * c-tree.h (enum c_inline_static_type): New.
10453 (record_inline_static): Declare.
10454 * c-decl.c (struct c_inline_static, c_inline_statics,
10455 record_inline_static, check_inline_statics): New.
10456 (pop_file_scope): Call check_inline_statics.
10457 (start_decl): Call record_inline_static instead of pedwarning
10458 directly for static in inline function.
10459 * c-typeck.c (build_external_ref): Call record_inline_static
10460 instead of pedwarning directly for static referenced in inline
10463 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10465 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10466 not new but only being rescanned.
10467 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10468 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10469 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10470 record_set_info, compute_set, grealloc): Remove.
10471 (recompute_all_luids): New function.
10472 (gcse_main): Don't compute sets, and don't do related memory
10473 allocations/free-ing. If something changed before the end of the
10474 pass, update LUIDs using recompute_all_luids.
10475 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10476 (free_gcse_mem): Don't free it either.
10477 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10478 Use the df insn LUIDs.
10479 (load_killed_in_block): Likewise.
10480 (compute_hash_table_work): Don't compute reg_set_in_block.
10481 (compute_transp): Use DF_REG_DEF_CHAINs.
10482 (local_cprop_pass): Don't use compute_sets and related functions.
10483 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10484 Use get_max_uid() instead of max_cuid.
10485 (insert_insn_end_basic_block, pre_insert_copy_insn,
10486 update_ld_motion_stores): Don't try to
10487 keep reg_set tables up to date.
10488 (pre_insert_copies): Use df insn LUIDs.
10489 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10490 (reg_set_info): Don't use extra bitmap argument.
10491 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10492 information to compute regs_set_in_block.
10493 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10494 (bypass_jumps): Don't use compute_sets and friends.
10496 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10499 * opts.c (undocumented_msg): Do not leave blank even with
10502 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10504 * c-decl.c (build_enumerator): Allow values folding to integer
10505 constants but not integer constant expressions with a pedwarn if
10508 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10511 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10512 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10513 type is an integer constant.
10515 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10518 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10521 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10524 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10525 with variably modified return type and no storage class
10526 specifiers, except for the case of nested functions. Distinguish
10527 extern declarations of functions with variably modified return
10528 types from those of objects with variably modified types.
10530 2009-04-25 Jan Hubicka <jh@suse.cz>
10532 * tree.c (list_equal_p): New function.
10533 * tree.h (list_equal_p): Declare.
10534 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10535 basic_block_def, basic_block, const_basic_block): New.
10536 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10537 (redirect_eh_edge): New function.
10538 (make_eh_edge_update_phi): EH edges are not abnormal.
10539 * except.c: Include tree-flow.h.
10540 (list_match): New function.
10541 (eh_region_replaceable_by_p): New function.
10542 (replace_region): New function.
10543 (hash_type_list): New function.
10544 (hash_eh_region): New function.
10545 (eh_regions_equal_p): New function.
10546 (merge_peers): New function.
10547 (remove_unreachable_regions): Verify EH tree when checking;
10549 (copy_eh_region_1): New function.
10550 (copy_eh_region): New function.
10551 (push_reachable_handler): New function.
10552 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10553 regions without label but with live RESX.
10554 * except.h (redirect_eh_edge_to_label): New.
10555 * tree-flow.h (redirect_eh_edge): New.
10556 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10557 basic_block_def, basic_block, const_basic_block): Remove.
10558 * Makefile.in (except.o): Add dependency on tree-flow.h
10559 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10560 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10563 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10566 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10567 on the destination of memcpy.
10569 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10571 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10572 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10573 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10575 2009-04-25 Jan Hubicka <jh@suse.cz>
10577 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10578 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10579 to be reached by different label than left.
10580 (update_eh_edges): Update comment; remove edge_to_remove if possible
10581 and return true if suceeded.
10582 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10583 (cleanup_eh): Compute sharing map.
10584 * except.c (remove_eh_handler_and_replace): Add argument if we should
10586 (remove_unreachable_regions): Update for label sharing.
10587 (label_to_region_map): Likewise.
10588 (get_next_region_sharing_label): New function.
10589 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10591 (remove_eh_handler): Update.
10592 (remove_eh_region_and_replace_by_outer_of): New function.
10593 * except.h (struct eh_region): Add next_region_sharing_label.
10594 (remove_eh_region_and_replace_by_outer_of,
10595 get_next_region_sharing_label): Declare.
10596 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10598 2009-04-25 Jan Hubicka <jh@suse.cz>
10600 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10601 insert code even if they are not critical.
10603 2009-04-25 Jan Hubicka <jh@suse.cz>
10605 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10606 (gimple_can_remove_branch_p): EH edges won't remove branch by
10608 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10609 updating of non-abnormal EH edges.
10610 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10611 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10612 (split_critical_edges): Split also edges where emitting code on them
10613 will lead to splitting later.
10615 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10616 H.J. Lu <hongjiu.lu@intel.com>
10619 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10620 the configured assembler supports fildq and fistpq mnemonics.
10621 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10622 * configure: Regenerated.
10623 * config.in: Ditto.
10625 * config/i386/i386.c (print_operand): Handle 'Z'.
10626 ['z']: Remove handling of special fild/fist suffixes.
10627 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10628 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10629 suffix of fild insn.
10630 (*floatsi<mode>2_vector_mixed): Ditto.
10631 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10632 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10633 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10634 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10635 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10637 2009-04-25 Ben Elliston <bje@au.ibm.com>
10639 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10640 the source of a set operation.
10642 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10644 * target.h (struct gcc_target): Add case_values_threshold field.
10645 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10646 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10647 * targhooks.c (default_case_values_threshold): New function.
10648 * targhooks.h (default_case_values_threshold): Declare function.
10649 * stmt.c (expand_case): Use case_values_threshold target hook.
10650 * expr.h (case_values_threshold): Remove declartation.
10651 * expr.c (case_values_threshold): Remove function.
10652 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10654 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10655 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10656 (avr_case_values_threshold): Declare as static.
10657 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10659 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10660 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10661 (mn10300_case_values_threshold): New function.
10663 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10665 * ira.c (setup_cover_and_important_classes): Add enum cast.
10667 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10669 * genpreds.c (write_enum_constraint_num): Output definition of
10670 CONSTRAINT_NUM_DEFINED_P macro.
10671 * ira.c (setup_cover_and_important_classes): Use
10672 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10674 2009-04-24 DJ Delorie <dj@redhat.com>
10676 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10677 __SH2A_SINGLE_ONLY__ also.
10679 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10681 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10682 (movdf_internal): Ditto.
10683 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10684 SFmode and DFmode constants.
10685 (ia64_print_operand): Add 'G' format for printing
10686 floating point constants.
10688 2009-04-24 Richard Guenther <rguenther@suse.de>
10690 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10691 from unsigned additions.
10693 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10695 * c-typeck.c (set_init_index): Allow array designators that are
10696 not integer constant expressions with a pedwarn if pedantic.
10698 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10700 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10701 zero if no overlap in nonzero bits between the operands.
10703 2009-04-24 Ian Lance Taylor <iant@google.com>
10705 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10706 (record_dead_and_set_regs): Likewise.
10707 * df.h (struct df_mw_hardreg): Change flags field to int.
10708 (struct df_base_ref): Likewise.
10709 (struct df): Change changeable_flags field to int.
10710 * df-scan.c (df_defs_record): Change clobber_flags to int.
10711 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10712 constants rather than #define macros.
10713 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10714 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10715 (enum dwarf_calling_convention): Likewise.
10716 (enum dwarf_line_number_x_ops): Likewise.
10717 (enum dwarf_call_frame_info): Likewise.
10718 (enum dwarf_source_language): Likewise.
10719 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10720 (add_calling_convention_attribute): Likewise.
10721 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10722 (combine_comparisons): Change compcode to int. Add cast to enum type.
10723 * genrecog.c (maybe_both_true_2): Change c to int.
10724 (write_switch): Likewise. Add cast to enum type.
10725 * gimplify.c (gimplify_omp_for): Handle return values from
10726 gimplify_expr using MIN rather than bitwise or.
10727 (gimplify_expr): Add cast to enum type.
10728 * ipa-prop.c (update_jump_functions_after_inlining): Change
10729 IPA_BOTTOM to IPA_JF_UNKNOWN.
10730 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10731 Add casts to enum type.
10732 (setup_cover_and_important_classes): Change cl to int. Add casts
10734 (setup_class_translate): Change cl and mode to int.
10735 (ira_init_once): Change mode to int.
10736 (free_register_move_costs): Likewise.
10737 (setup_prohibited_mode_move_regs): Add casts to enum type.
10738 * langhooks.c (add_builtin_function_common): Rework assertion that
10739 value fits bitfield.
10740 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10741 * omega.c (omega_do_elimination): Avoid math on enum types.
10742 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10743 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10744 int local to handle integral_argment value.
10745 * regmove.c (try_auto_increment): Change PUT_MODE to
10747 * reload.c (push_secondary_reload): Add casts to enum type.
10748 (secondary_reload_class, find_valid_class): Likewise.
10749 * reload1.c (emit_input_reload_insns): Likewise.
10750 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10751 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10752 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10754 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10755 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10757 (expand_complex_libcall): Add casts to enum type.
10758 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10759 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10760 with ERROR_MARK, not NUM_TREE_CODES.
10761 (vect_create_epilog_for_reduction): Likewise.
10762 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10763 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10764 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10766 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10767 vect_unused_in_loop. Change 0 to loop_vect.
10768 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10769 * var-tracking.c (get_init_value): Change return type to enum
10771 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10772 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10774 (arm_override_options): Add casts to enum type.
10775 (arm_emit_tls_decoration): Likewise.
10776 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10778 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10779 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10780 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10782 * config/s390/s390.c (code_for_builtin_64): Change to array of
10784 (code_for_builtin_31): Likewise.
10785 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10787 * config/sparc/sparc.c (sparc_override_options): Change value
10788 field in struct code_model to enum cmodel. In initializer change
10789 0 to NULL and add cast to enum type.
10791 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10792 Change all callers. Issue a -Wc++-compat warning using
10793 lhs_origtype if necessary.
10794 (convert_for_assignment): Issue -Wc++-compat warnings about
10795 invalid conversions to enum type on assignment.
10796 * c-common.h (build_modify_expr): Update declaration.
10798 2009-04-24 Nick Clifton <nickc@redhat.com>
10800 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10801 (function_arg_advance): Likewise.
10802 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10805 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10807 * config/s390/constraints.md ('I', 'J'): Fix condition.
10809 2009-04-24 Diego Novillo <dnovillo@google.com>
10811 * gengtype-parse.c (parse_error): Add newline after message.
10813 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10815 * config/i386/sse.md (avxmodesuffixs): Removed.
10816 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10817 (*avx_pinsr<ssevecsize>): This.
10819 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10821 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10822 follow chains of regs with a single definition, and allow expressions
10823 that are function_invariant_p.
10824 (simple_rhs_p): Allow expressions that are function_invariant_p.
10826 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10828 PR middle-end/39867
10829 * fold-const.c (fold_cond_expr_with_comparison): When folding
10830 > and >= to MAX, make sure the MAX uses the same type as the
10831 comparison's operands.
10833 2009-04-24 Nick Clifton <nickc@redhat.com>
10835 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10836 addressing for DImode accesses.
10837 (frv_print_operand_address): Handle PLUS case.
10838 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10840 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10842 PR rtl-optimization/39794
10843 * alias.c (canon_true_dependence): Add x_addr argument.
10844 * rtl.h (canon_true_dependence): Adjust prototype.
10845 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10846 * cselib.c (cselib_invalidate_mem): Likewise.
10847 * gcse.c (compute_transp): Likewise.
10848 * dse.c (scan_reads_nospill): Likewise.
10849 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10850 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10851 canon_base_addr of the group, plus optional offset.
10852 (struct group_info): Rename canon_base_mem to
10854 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10855 canon_rtx of base_mem.
10857 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10859 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10860 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10862 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10864 * config/spu/spu-builtins.h: Delete file.
10866 * config/spu/spu.h (enum spu_builtin_type): Move here from
10868 (struct spu_builtin_description): Likewise. Add GTY marker.
10869 Do not use enum spu_function_code or enum insn_code.
10870 (spu_builtins): Add extern declaration.
10872 * config/spu/spu.c: Do not include "spu-builtins.h".
10873 (enum spu_function_code, enum spu_builtin_type_index,
10874 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10875 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10876 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10877 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10878 (spu_builtin_types): Make static. Add GTY marker.
10879 (spu_builtins): Add extern declaration with GTY marker.
10880 Include "gt-spu.h".
10882 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10883 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10884 Check programmatically whether all parameters are scalar.
10886 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10888 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10890 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10891 assignment from the constructor either if the target is volatile.
10893 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10895 * config/arm/arm.md (insv): Do not share operands[0].
10897 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10899 * config/vxlib-tls.c (active_tls_threads): Delete.
10900 (delete_hook_installed): New.
10901 (tls_delete_hook): Don't delete the delete hook.
10902 (tls_destructor): Delete it here.
10903 (__gthread_set_specific): Adjust installing the delete hook.
10904 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
10905 __gthread_leave_tsd_dtor_context.
10907 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
10909 * c-format.c (gcc_tdiag_char_table): Add support for %E.
10911 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
10913 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
10915 (alpha_rtx_costs): Ditto.
10916 (emit_unlikely_jump): Use add_reg_note.
10917 (emit_frame_store_1): Ditto.
10918 (alpha_expand_prologue): Ditto.
10919 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10920 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
10922 2009-04-23 Nick Clifton <nickc@redhat.com>
10924 * config/v850/v850.md (epilogue): Remove suppressed code.
10925 (return): Rename to return_simple and remove test of frame size.
10926 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
10927 to gen_return_simple.
10929 2009-04-22 Jing Yu <jingyu@google.com>
10932 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
10934 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10937 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
10938 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
10939 value is a VECTOR_CST, the element type is the element type of the
10942 2009-04-22 DJ Delorie <dj@redhat.com>
10944 * config/m32c/m32c.h: Update GTY annotations to new syntax.
10946 2009-04-22 Jakub Jelinek <jakub@redhat.com>
10948 * alias.c (find_base_term): Move around LO_SUM case, so that
10949 CONST falls through into PLUS/MINUS handling.
10952 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
10953 into 0, use omit_one_operand.
10955 2009-04-23 Ben Elliston <bje@au.ibm.com>
10957 * config/rs6000/linux-unwind.h (get_regs): Remove type
10958 puns. Change the type of `pc' to an array of unsigned ints and
10959 update all users. Constify frame24.
10961 2009-04-22 DJ Delorie <dj@redhat.com>
10963 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
10964 declarations before code.
10965 (current_function_special_page_vector): Likewise.
10966 (m32c_expand_insv): Silence a warning.
10968 2009-04-21 Taras Glek <tglek@mozilla.com>
10970 * alias.c: Update GTY annotations to new syntax.
10971 * basic-block.h: Likewise.
10972 * bitmap.h: Likewise.
10973 * c-common.h: Likewise.
10974 * c-decl.c: Likewise.
10975 * c-parser.c: Likewise.
10976 * c-pragma.c: Likewise.
10977 * c-tree.h: Likewise.
10978 * cfgloop.h: Likewise.
10979 * cgraph.h: Likewise.
10980 * config/alpha/alpha.c: Likewise.
10981 * config/arm/arm.h: Likewise.
10982 * config/avr/avr.h: Likewise.
10983 * config/bfin/bfin.c: Likewise.
10984 * config/cris/cris.c: Likewise.
10985 * config/darwin.c: Likewise.
10986 * config/frv/frv.c: Likewise.
10987 * config/i386/i386.c: Likewise.
10988 * config/i386/i386.h: Likewise.
10989 * config/i386/winnt.c: Likewise.
10990 * config/ia64/ia64.h: Likewise.
10991 * config/iq2000/iq2000.c: Likewise.
10992 * config/mips/mips.c: Likewise.
10993 * config/mmix/mmix.h: Likewise.
10994 * config/pa/pa.c: Likewise.
10995 * config/pa/pa.h: Likewise.
10996 * config/rs6000/rs6000.c: Likewise.
10997 * config/s390/s390.c: Likewise.
10998 * config/sparc/sparc.c: Likewise.
10999 * config/xtensa/xtensa.c: Likewise.
11000 * cselib.h: Likewise.
11001 * dbxout.c: Likewise.
11002 * dwarf2out.c: Likewise.
11003 * except.c: Likewise.
11004 * except.h: Likewise.
11005 * fixed-value.h: Likewise.
11006 * function.c: Likewise.
11007 * function.h: Likewise.
11008 * gimple.h: Likewise.
11009 * integrate.c: Likewise.
11010 * optabs.c: Likewise.
11011 * output.h: Likewise.
11012 * real.h: Likewise.
11014 * stringpool.c: Likewise.
11015 * tree-data-ref.c: Likewise.
11016 * tree-flow.h: Likewise.
11017 * tree-scalar-evolution.c: Likewise.
11018 * tree-ssa-address.c: Likewise.
11019 * tree-ssa-alias.h: Likewise.
11020 * tree-ssa-operands.h: Likewise.
11021 * tree.c: Likewise.
11022 * tree.h: Likewise.
11023 * varasm.c: Likewise.
11024 * varray.h: Likewise.
11026 * coretypes.h: Do not define GTY macro if it is already defined.
11027 * doc/gty.texi: Update GTY documentation to new syntax.
11028 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11029 annotations on structs.
11030 * gengtype-parse.c: Likewise.
11032 2009-04-22 Mark Heffernan <meheff@google.com>
11034 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11036 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11038 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11041 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11043 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11044 the same as a PLUS without a shift. Increase the cost of a
11047 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11049 * Makefile.in: Update dependencies.
11050 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11051 * errors.h: Remove bogus comment about compatibility.
11052 (warning): Update declaration.
11053 * genautomata.c: Update all calls to warning.
11054 * gimple.c: Do not include errors.h. Include toplev.h.
11055 * tree-ssa-structalias.c: Do not include errors.h.
11056 * omega.c: Likewise.
11057 * tree-ssa-reassoc.c: Likewise.
11058 * config/spu/spu-c.c: Likewise.
11059 * config/spu/t-spu-elf: Update dependencies.
11061 2009-04-22 Richard Guenther <rguenther@suse.de>
11063 PR tree-optimization/39824
11064 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11065 make sure the types are compatible.
11067 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11070 * c-common.c (c_parse_error): Take a token_flags parameter.
11071 Use token_type for the token type instead.
11072 Pass token_flags to cpp_type2name.
11073 * c-common.h (c_parse_error): Update declaration.
11074 * c-parser.c (c_parser_error): Pass 0 as token flags.
11076 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11078 PR rtl-optimization/39580
11079 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
11081 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11083 * function.c (expand_function_end): Do not emit a jump to the "naked"
11084 return label for fall-through returns.
11085 * except.c (sjlj_emit_function_exit): Always place the call to the
11086 unregister function at the location installed by expand_function_end.
11088 2009-04-22 Richard Guenther <rguenther@suse.de>
11090 PR tree-optimization/39845
11091 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
11092 (gen_inbound_check): Likewise.
11094 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
11096 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
11098 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
11099 * config/vxlib.c (__gthread_once): Add race guard for PPC.
11101 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11103 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
11104 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
11105 shift counts to avoid out-of-bounds array accesses.
11107 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11109 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
11110 (Pmode): Move above.
11112 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
11114 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
11115 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
11116 GET_CODE macro. Use IN_RANGE macro where appropriate.
11117 * config/alpha/alpha.h: Ditto.
11118 * config/alpha/alpha.md: Ditto.
11119 * config/alpha/constraints.md: Ditto.
11120 * config/alpha/predicates.md: Ditto.
11122 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11124 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
11125 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11126 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11127 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11128 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11129 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11130 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11131 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11132 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11133 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11134 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11135 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11136 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11137 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11138 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11139 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11140 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11141 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11142 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11143 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11144 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11145 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11146 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11147 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11148 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11149 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11150 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11152 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11154 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
11155 references from comments.
11156 * cfgbuild.c: (count_basic_blocks): Delete.
11157 (find_basic_blocks_1): Delete.
11158 (find_basic_blocks): Delete.
11159 * except.c (finish_eh_generation): Make static. Move comment from
11160 except.h here. Remove find_basic_blocks references from comments.
11161 * except.h (finish_eh_generation): Delete.
11162 * basic-block.h (find_basic_blocks): Delete.
11163 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
11165 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
11167 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
11168 (sdbout_parms): Likewise.
11170 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11172 * config/sh/sh.c (prepare_cbranch_operands): Use
11173 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
11174 (expand_cbranchdi4): Likewise.
11175 (from_compare): Add cast to enum type.
11176 (expand_cbranchsi4): Use add_reg_note.
11177 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
11178 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
11179 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
11180 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11181 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
11182 instead of CODE_FOR_nothing.
11183 (cbranchdi4): Likewise. Fix the order of arguments for
11185 (push_fpscr): Use add_reg_note.
11186 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
11187 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
11189 2009-04-21 Joseph Myers <joseph@codesourcery.com>
11191 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
11192 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11193 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11194 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
11195 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
11196 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
11197 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
11198 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
11199 config/alpha/x-vms, config/arc/t-arc,
11200 config/arm/README-interworking, config/arm/arm-c.c,
11201 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
11202 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
11203 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
11204 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
11205 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
11206 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
11207 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
11208 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
11209 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
11210 config/cris/t-elfmulti, config/crx/t-crx,
11211 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
11212 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
11213 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
11214 config/h8300/t-h8300, config/i386/athlon.md,
11215 config/i386/darwin-libgcc.10.4.ver,
11216 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
11217 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
11218 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
11219 config/i386/t-linux64, config/i386/t-nwld,
11220 config/i386/t-rtems-i386, config/i386/t-sol2-10,
11221 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
11222 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
11223 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
11224 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
11225 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
11226 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
11227 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
11228 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
11229 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
11230 config/m68k/t-uclinux, config/mcore/t-mcore,
11231 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
11232 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
11233 config/mips/crtn.asm, config/mips/irix-crti.asm,
11234 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
11235 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
11236 config/mips/mips-fixed.md, config/mips/sb1.md,
11237 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
11238 config/mips/t-iris6, config/mips/t-isa3264,
11239 config/mips/t-libgcc-mips16, config/mips/t-linux64,
11240 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
11241 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
11242 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
11243 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
11244 config/mn10300/t-linux, config/mn10300/t-mn10300,
11245 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
11246 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
11247 config/picochip/libgccExtras/clzsi2.asm,
11248 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11249 config/rs6000/darwin-libgcc.10.4.ver,
11250 config/rs6000/darwin-libgcc.10.5.ver,
11251 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11252 config/rs6000/t-aix43, config/rs6000/t-aix52,
11253 config/rs6000/t-darwin, config/rs6000/t-fprules,
11254 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11255 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11256 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11257 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11258 config/rs6000/t-rtems, config/rs6000/t-spe,
11259 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11260 config/score/t-score-elf, config/sh/divcost-analysis,
11261 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11262 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11263 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11264 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11265 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11266 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11267 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11268 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11269 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11270 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11271 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11272 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11273 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11274 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11275 * config/h8300/genmova.sh: Include copyright and license notices
11276 in generated output.
11277 * config/h8300/mova.md: Regenerate.
11278 * doc/install.texi2html: Include word "Copyright" in copyright
11279 notice and use name "Free Software Foundation, Inc.".
11280 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11281 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11282 ChangeLog-2007, ChangeLog-2008: Correct dates.
11284 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11286 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11287 NE_EXPR operations as well.
11288 * c-parser.c (c_parser_condition): Do not set location information on
11290 (c_parser_conditional_expression): Likewise.
11291 (c_parser_binary_expression): Set location information on operators.
11292 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11293 TRUTH_NOT_EXPR has been folded.
11294 * fold-const.c (fold_truth_not_expr): Copy location information from
11295 the incoming expression to the outgoing one.
11296 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11297 recursive calls on the LHS of the operator but pass that of the
11298 operator to recursive calls on the RHS of the operator. Set it
11300 (shortcut_cond_expr): Set the locus of the operator on the second
11301 COND_EXPR and that of the expression on the first in degenerate cases.
11302 Pass the locus of the expression to calls to shortcut_cond_r.
11303 Set the locus of the 'then' block on the associated jump, if any.
11304 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11305 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11306 expression to call to gimplify_boolean_expr.
11308 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11310 * config.gcc: Add additional configuration for
11311 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11312 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11313 (CPP_SPEC): Redefine for allowing -municode option.
11314 (STARTFILE_SPEC): Likewise.
11315 * config/i386/t-mingw-w64: New.
11316 * config/i386/mingw-w64.opt: New.
11317 (municode): Add new target option.
11318 * doc/invoke.texi (municode): Add documentation for new option.
11320 2009-04-21 Ian Lance Taylor <iant@google.com>
11322 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11323 Correct test for number of arguments.
11324 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11326 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11328 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11329 argument of emit_library_call.
11331 2009-04-21 Richard Guenther <rguenther@suse.de>
11333 PR middle-end/39829
11334 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11335 inside VIEW_CONVERT_EXPRs.
11337 2009-04-21 Martin Jambor <mjambor@suse.cz>
11339 * tree-switch-conversion.c (build_constructors): Split a long line.
11340 (constructor_contains_same_values_p): New function.
11341 (build_one_array): Create assigns of constants if possible, do not
11342 call mark_sym_for_renaming, call update_stmt.
11343 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11344 make_rename_temp. Do not call mark_symbols_for_renaming, call
11346 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11347 find_new_referenced_vars, call update_stmt.
11348 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11349 instead of calling make_rename_temp. Do not call
11350 find_new_referenced_vars or mark_symbols_for_renaming, call
11353 2009-04-21 Richard Guenther <rguenther@suse.de>
11355 PR tree-optimization/39827
11356 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11357 (tree_ssa_phiprop): Pass the correct array size.
11359 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11361 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11363 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11366 * c-typeck.c (lvalue_p): Move declaration ...
11367 * c-common.h (lvalue_p): ... to here.
11368 * c-common.c (candidate_equal_p): New.
11369 (add_tlist): Use it.
11370 (merge_tlist): Use it.
11371 (warn_for_collisions_1): Likewise.
11372 (warning_candidate_p): Accept more candidates.
11373 (verify_tree): A warning candidate can be an expression. Use
11376 2009-04-21 Ben Elliston <bje@au.ibm.com>
11379 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11380 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11381 options. Remove -mcall-solaris documentation.
11383 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11386 * doc/invoke.texi (-Wlong-long): Update description.
11387 * c-lex (interpret_integer): Only warn if there was no previous
11388 overflow and -Wlong-long is enabled.
11389 * c-decl.c (declspecs_add_type): Drop redundant flags.
11390 * c.opt (Wlong-long): Init to -1.
11391 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11392 and front-end warn_long_long. Wlong-long only depends on other
11393 flags if it is uninitialized.
11394 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11395 the same for CPP and FE.
11396 (restore_extension_diagnostics): Likewise.
11398 2009-04-20 Ian Lance Taylor <iant@google.com>
11400 Fix enum conversions which are invalid in C++:
11401 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11402 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11403 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11404 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11405 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11406 (dbxout_parms): Likewise.
11407 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11408 (df_clear_flags): Likewise.
11409 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11410 top_flag parameter to int.
11411 (df_chain_create_bb_process_use): Likewise.
11412 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11414 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11415 (df_ref_create_structure, df_def_record_1): Likewise.
11416 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11417 (df_notes_rescan): Change 0 to VOIDmode in function call.
11418 (df_get_call_refs, df_insn_refs_collect): Likewise.
11419 (df_bb_regs_collect): Likewise.
11420 (df_entry_block_defs_collect): Likewise.
11421 (df_exit_block_uses_collect): Likewise.
11422 * df.h: Update declarations.
11423 * double-int.c (double_int_divmod): Add cast to enum type.
11424 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11425 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11426 (based_loc_descr): Likewise.
11427 (loc_descriptor_from_tree_1): Change first_op and second_op to
11428 enum dwarf_location_atom. Add cast to enum type.
11429 * expmed.c (init_expmed): Change 0 to SET in function call.
11430 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11431 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11432 (do_store_flag): Likewise.
11433 * fixed-value.h (struct fixed_value): Change mode to enum
11435 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11436 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11438 (insert_insn_decl, insert_decl, insert_state): Likewise.
11439 (automata_list_finish): Likewise.
11440 * genrecog.c (process_define_predicate): Add cast to enum type.
11441 * gensupport.c (init_predicate_table): Add cast to enum type.
11442 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11444 (gimple_build_call_1, gimple_build_label): Likewise.
11445 (gimple_build_goto, gimple_build_asm_1): Likewise.
11446 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11447 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11448 (enum fallback): Rename from enum fallback_t.
11449 (fallback_t): Typedef as int.
11450 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11451 GSI_SAME_STMT in function call.
11452 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11454 (setup_reg_class_relations): Likewise.
11455 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11456 (setup_prohibited_class_mode_regs): Add cast to enum type.
11457 (setup_prohibited_mode_move_regs): Likewise.
11458 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11459 (record_address_regs): Change i to enum reg_class.
11460 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11461 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11462 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11463 (GET_MODE_2XWIDER_MODE): Likewise.
11464 (GET_CLASS_NARROWEST_MODE): Likewise.
11465 * omp-low.c (expand_omp_for): Add cast to enum type.
11466 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11467 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11468 * postreload.c (reload_cse_simplify_operands): Change rclass local
11470 * predict.c (combine_predictions_for_insn): Change best_predictor
11471 and predictor to enum br_predictor.
11472 (combine_predictions_for_bb): Likewise.
11473 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11474 use SET_PREDICT_EXPR_OUTCOME.
11475 * real.c (real_arithmetic): Change icode to code in function call.
11476 * reginfo.c (init_move_cost): Add casts to enum type.
11477 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11478 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11480 * reload.c (find_valid_class): Add casts to enum type.
11481 (push_reload): Change 0 to NO_REGS in function call.
11482 (find_reloads): Change this_alternative to array of enum
11483 reg_class. Remove some now-unnecessary casts.
11484 (make_memloc): Change 0 to VOIDmode in function call.
11485 * reload1.c (reload): Change 0 to VOIDmode in function call.
11486 (eliminate_regs_1, elimination_effects): Likewise.
11487 (eliminate_regs_in_insn): Likewise.
11488 (emit_input_reload_insns): Add cast to enum type.
11489 (delete_output_reload): Change 0 to VOIDmode in function call.
11490 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11491 to enum type in function call.
11492 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11493 (SET_PREDICT_EXPR_OUTCOME): Define.
11494 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11495 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11496 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11497 (dump_function): Likewise.
11498 * tree-dump.h: Update declarations.
11499 * tree-pass.h: Update declarations.
11500 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11501 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11503 (arm_rtx_costs_1): Correct parenthesization.
11504 (arm_rtx_costs): Add casts to enum type.
11505 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11506 (vfp_emit_fstmd): Use add_rg_note.
11507 (emit_multi_reg_push, emit_sfm): Likewise.
11508 (thumb_set_frame_pointer): Likewise.
11509 (arm_expand_prologue): Likewise.
11510 (arm_regno_class): Change return type to enum reg_class.
11511 (thumb1_expand_prologue): Use add_reg_note.
11512 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11513 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11515 * config/arm/gentune.sh: Add cast to enum type.
11516 * config/arm/arm-tune.md: Rebuild.
11517 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11518 (ix86_split_fp_branch, predict_jump): Likewise.
11519 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11520 insn_code to enum rtx_code.
11521 (ix86_builtin_vectorized_function): Add cast to enum type.
11522 * config/i386/i386.md (truncdfsf2): Change slot to enum
11524 (truncxf<mode>2, isinf<mode>2): Likewise.
11525 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11527 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11528 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11529 (insert_bundle_state): Change 1 to INSERT in function call.
11530 (ia64_add_bundle_selector_before): Likewise.
11531 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11532 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11533 (restore_stack_nonlocal): Likewise.
11534 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11536 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11538 (mips_rtx_costs): Likewise.
11539 (mips_override_options): Add casts to enum type.
11540 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11542 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11543 (store_reg, set_reg_plus_d): Likewise.
11544 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11545 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11547 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11549 (emit_unlikely_jump): Use add_reg_note.
11550 (rs6000_emit_allocate_stack): Likewise.
11551 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11552 (output_toc): Change 1 to INSERT in function call.
11553 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11554 (rs6000_initialize_trampoline): Likewise.
11555 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11557 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11558 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11559 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11560 (save_gprs): Use add_reg_note.
11561 (s390_emit_prologue): Likewise.
11562 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11563 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11564 (sparc_fold_builtin): Add cast to enum type.
11565 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11567 (spu_expand_prologue): Use add_reg_note.
11568 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11570 2009-04-20 Ian Lance Taylor <iant@google.com>
11572 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11573 (c_parser_postfix_expression_after_primary): Get VEC for list of
11574 arguments. Get original types of arguments. Call
11575 build_function_call_vec.
11576 (cached_expr_list_1, cached_expr_list_2): New static variables.
11577 (c_parser_expr_list): Change return type to VEC *. Add
11578 p_orig_types parameter. Change all callers.
11579 (c_parser_release_expr): New static function.
11580 (c_parser_vec_to_tree_list): New static function.
11581 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11582 call build_function_call_vec.
11583 (build_function_call_vec): New function, based on old
11584 build_function_call.
11585 (convert_arguments): Remove nargs and argarray parameters. Change
11586 values to a VEC. Add origtypes parameter.
11587 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11588 (convert_for_assignment): Add origtype parameter. Change all
11589 callers. If warn_cxx_compat, check for conversion to an enum
11590 type when calling a function.
11591 (store_init_value): Add origtype parameter. Change all callers.
11592 (digest_init): Likewise.
11593 (struct init_node): Add origtype field.
11594 (add_pending_init): Add origtype parameter. Change all callers.
11595 (output_init_element): Likewise.
11596 (output_pending_init_elements): Pass origtype from init_node to
11597 output_init_element.
11598 (process_init_element): Pass origtype from c_expr to
11599 output_init_element.
11600 (c_finish_return): Add origtype parameter. Change all callers.
11601 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11603 (sync_resolve_params): Likewise.
11604 (sync_resolve_return): Change params to first_param. Change caller.
11605 (resolve_overloaded_builtins): Change params to VEC *. Change
11606 callers. Save first parameter around call to build_function_call_vec.
11607 * c-decl.c (finish_decl): Add origtype parameter. Change all
11608 callers. Call build_function_call_vec rather than
11609 build_function_call for cleanup.
11610 * c-tree.h: Update declarations.
11611 * c-common.h: Update declarations.
11612 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11613 params to first_param.
11614 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11615 params parameter from tree to void *.
11616 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11617 Change arglist parameter to have type void *, and to be a pointer
11619 * config/rs6000/rs6000-protos.h
11620 (altivec_resolve_overloaded_builtin): Update declaration.
11621 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11622 fnargs parameter to have type void *, and to be a pointer to a
11623 VEC. Call build_function_call_vec instead of
11624 build_function_call.
11625 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11627 2009-04-20 Joey Ye <joey.ye@intel.com>
11628 Xuepeng Guo <xuepeng.guo@intel.com>
11629 H.J. Lu <hongjiu.lu@intel.com>
11631 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11633 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11634 (IX86_LEA_PRIORITY): Likewise.
11635 (distance_non_agu_define): New function.
11636 (distance_agu_use): Likewise.
11637 (ix86_lea_for_add_ok): Likewise.
11638 (ix86_dep_by_shift_count): Likewise.
11640 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11641 should split for LEA.
11643 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11645 (ix86_dep_by_shift_count): Likewise.
11647 2009-04-20 Richard Guenther <rguenther@suse.de>
11649 * expr.c (handled_component_p): Move ...
11650 * tree.h (handled_component_p): ... here.
11651 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11652 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11653 and REALPART_EXPR to be in one group.
11655 2009-04-20 Richard Guenther <rguenther@suse.de>
11657 * basic-block.h (get_all_dominated_blocks): Declare.
11658 * dominance.c (get_all_dominated_blocks): New function.
11659 * tree-cfg.c (get_all_dominated_blocks): Remove.
11660 (remove_edge_and_dominated_blocks): Adjust.
11661 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11662 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11663 instead of recursing.
11665 2009-04-20 Doug Kwan <dougkwan@google.com>
11667 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11668 (struct cgraph_node_set_def): New type.
11669 (cgraph_node_set) New type. Also declare vector functions.
11670 (struct cgraph_node_set_element_def): New type.
11671 (cgraph_node_set_element): Ditto.
11672 (cgraph_node_set_iterator): New iterator type.
11673 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11674 cgraph_node_set_remove, dump_cgraph_node_set,
11675 debug_cgraph_node_set): New prototypes.
11676 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11677 cgraph_node_set_size): New inlines.
11678 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11679 including cgraph.h.
11680 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11681 argument to function 'write_summary'.
11682 * ipa.c: Include ggc.h.
11683 (hash_cgraph_node_set_element,
11684 eq_cgraph_node_set_element, cgraph_node_set_new,
11685 cgraph_node_set_add, cgraph_node_set_remove,
11686 cgraph_node_set_find, dump_cgraph_node_set,
11687 debug_cgraph_node_set): New functions.
11688 * Makefile.in (ipa.o): Add dependency on GGC_H.
11690 2009-04-20 Ira Rosen <irar@il.ibm.com>
11692 PR tree-optimization/39675
11693 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11694 check of the return code of vect_schedule_slp. Check that
11695 stmt_vec_info still exists for the statement, before checking its
11696 vectorization type.
11698 2009-04-20 Michael Matz <matz@suse.de>
11700 * Makefile.in (generated_files): Take out $(simple_generated_c).
11702 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11704 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11705 (UINTPTR_TYPE): Likewise.
11707 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11710 * c-typeck.c (digest_init): Check for initializing an array with a
11713 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11716 * c-semantics.c (pop_stmt_list): Propagate
11717 STATEMENT_LIST_HAS_LABEL to parent statement list.
11719 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11721 * config/mips/mips.h (mips_tune_attr): New macro.
11722 * config/mips/mips.md (cpu): Use it.
11724 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11727 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11730 2009-04-19 Diego Novillo <dnovillo@google.com>
11732 * toplev.c (compile_file): Move call to coverage_finish ...
11733 * cgraphunit.c (ipa_passes): ... here.
11734 Call cgraph_process_new_functions.
11735 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11736 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11738 2009-04-19 Jan Hubicka <jh@suse.cz>
11740 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11742 (dump_cgraph_node): Dump can throw external flag.
11743 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11745 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11749 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11750 * common.opt (Wlogical-op): Move from here...
11751 * c.opt (Wlogical-op): ... to here.
11752 * c-typeck.c (parser_build_binary_op): Update call to
11753 warn_logical_operator.
11754 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11756 * c-common.c (warn_logical_op): Update.
11757 * c-common.h (warn_logical_op): Update declaration.
11759 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11761 * tree.c (protected_set_expr_location): Fix formatting.
11763 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11766 * c-typeck.c (readonly_warning): new.
11767 (build_unary_op, build_modify_expr): Use readonly_warning for
11768 storing into something readonly but not const-qualified.
11770 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11773 * c-typeck.c (build_unary_op): Check for taking address of
11774 expression of type void.
11776 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11779 * c-typeck.c (build_function_call): Check for calling a function
11780 with qualified void return types. Call require_complete_type when
11783 2009-04-18 Jan Hubicka <jh@suse.cz>
11785 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11787 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11788 can_throw_external flag.
11789 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11790 * ipa-pure-const.c (ignore_edge): New function.
11791 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11792 only over can_throw_external edges.
11793 (local_pure_const): Add nothrow flag.
11794 * ipa-utils.c (searchc): Add ignore_edge callback.
11795 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11796 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11797 (set_nothrow_function_flags): Update cgraph.
11798 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11800 2009-04-18 Richard Guenther <rguenther@suse.de>
11802 PR middle-end/39804
11803 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11804 (fold_stmt): ... this and ...
11805 (fold_stmt_inplace): ... this.
11806 (fold_stmt_1): Fold references in calls and asms.
11807 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11809 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11811 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11812 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11814 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11816 * tree.c (function_args_count): Remove.
11817 * tree.h: Remove the prototype for function_args_count.
11819 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11821 * tree-iterator.c (expr_only): Remove.
11822 * tree.h: Remove the prototype for expr_only.
11824 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11826 * reginfo.c (cannot_change_mode_set_regs): Remove.
11827 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11829 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11831 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11832 whether operands 0 and 1 overlaps.
11834 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11836 PR middle-end/36902
11837 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11838 pointer. Use warning_at instead of warning.
11839 (search_for_addr_array): Likewise.
11840 (check_array_bounds): Likewise.
11841 (check_all_array_refs): Check that the incoming edge is not in the
11842 list of edges to be removed.
11843 (check_all_array_refs): Avoid the temporal pointer.
11844 (vrp_visit_cond_stmt): Fix typo.
11845 (simplify_switch_using_ranges): Handle the case where the switch
11846 index is an integer constant.
11848 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11850 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11852 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11854 * doc/extend.texi, doc/invoke.texi: Fix typos.
11856 2009-04-17 Cary Coutant <ccoutant@google.com>
11858 * tree-flow-inline.h (get_lineno): Fix inverted test.
11860 2009-04-17 Diego Novillo <dnovillo@google.com>
11862 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11863 assertion for AVAIL_OUT.
11865 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11868 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11869 * config/sh/linux-atomic.asm: Likewise.
11871 2009-04-17 Diego Novillo <dnovillo@google.com>
11873 * except.c (debug_eh_tree): New.
11874 (struct eh_region, struct eh_status): Move ...
11875 * except.h: ... here.
11876 (add_type_for_runtime): Declare extern.
11877 (lookup_type_for_runtime): Likewise.
11878 (debug_eh_tree): Declare.
11879 * Makefile.in (GTFILES): List except.h before except.c
11881 2009-04-17 Diego Novillo <dnovillo@google.com>
11883 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11884 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11885 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11886 (find_vars_r): ... here.
11887 * tree-flow.h (find_referenced_vars_in): Declare.
11888 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11889 that AVAIL_OUT exists for BLOCK.
11890 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11891 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11892 (tree-parloops.o): Likewise.
11894 2009-04-17 Simon Baldwin <simonb@google.com>
11896 * toplev.c (default_tree_printer): Add handling for %E format.
11898 2009-04-17 Diego Novillo <dnovillo@google.com>
11900 * tree-pretty-print.c (dump_generic_node): Add break after
11901 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11902 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
11903 FUNCTION_TYPE together. Call print_struct_decl when printing
11904 structures and TDF_SLIM is not given.
11905 (print_struct_decl): Fix logic for detecting recursion.
11907 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11910 * gcc.c (create_at_file): New.
11911 (compile_input_file_p): New.
11912 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
11913 * main.c (main): Update call to toplev_main.
11914 * toplev.c (toplev_main): Change signature. Call expandargv.
11915 * toplev.h (toplev_main): Change signature.
11917 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11919 * dwarf2out.c (field_byte_offset): Use the type size as the field size
11920 if the latter is not constant.
11922 2009-04-17 David Edelsohn <edelsohn@gnu.org>
11924 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
11926 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11928 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
11929 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
11931 2009-04-17 Richard Guenther <rguenther@suse.de>
11933 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11934 Handle component references view-converting an invariant address.
11936 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
11938 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
11939 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
11940 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
11941 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
11942 Use @deftypevr rather than @deftypevar.
11944 2009-04-17 Richard Guenther <rguenther@suse.de>
11946 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
11947 (get_prop_source_stmt): Likewise.
11948 (can_propagate_from): Likewise.
11950 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
11952 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
11953 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
11954 (--with-multilib-list): Add default value.
11955 * configure: Regenerate.
11956 * Makefile.in (TM_ENDIAN_CONFIG): Define.
11957 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
11958 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
11959 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11960 Don't add default cpu to multilib list unnecessarily, but do enable
11961 the relevant compiler option..
11962 Add support for --with-multilib-list=<blank> and
11963 --with-multilib-list=!<somelib> to supress unwanted multilibs.
11964 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
11965 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
11966 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
11967 TM_MULTILIB_CONFIG.
11968 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
11969 (MULTILIB_OSDIRNAMES): New variable.
11970 * config/sh/t-1e: Delete file.
11971 * config/sh/t-mlib-sh1: Delete file.
11972 * config/sh/t-mlib-sh2: Delete file.
11973 * config/sh/t-mlib-sh2a: Delete file.
11974 * config/sh/t-mlib-sh2a-nofpu: Delete file.
11975 * config/sh/t-mlib-sh2a-single: Delete file.
11976 * config/sh/t-mlib-sh2a-single-only: Delete file.
11977 * config/sh/t-mlib-sh2e: Delete file.
11978 * config/sh/t-mlib-sh3e: Delete file.
11979 * config/sh/t-mlib-sh4: Delete file.
11980 * config/sh/t-mlib-sh4-nofpu: Delete file.
11981 * config/sh/t-mlib-sh4-single: Delete file.
11982 * config/sh/t-mlib-sh4-single-only: Delete file.
11983 * config/sh/t-mlib-sh4a: Delete file.
11984 * config/sh/t-mlib-sh4a-nofpu: Delete file.
11985 * config/sh/t-mlib-sh4a-single: Delete file.
11986 * config/sh/t-mlib-sh4a-single-only: Delete file.
11987 * config/sh/t-mlib-sh4al: Delete file.
11988 * config/sh/t-mlib-sh5-32media: Delete file.
11989 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
11990 * config/sh/t-mlib-sh5-64media: Delete file.
11991 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
11992 * config/sh/t-mlib-sh5-compact: Delete file.
11993 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
11994 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
11995 * doc/install.texi (Options specification): Add
11996 --with-multilib-list and --with-endian.
11998 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12000 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
12002 (OBJS-common): Add plugin-version.o.
12003 (plugin-version.o): New.
12004 * gcc-plugin.h (plugin_gcc_version): New.
12005 (plugin_default_version_check): New.
12006 (plugin_init_func, plugin_init): Add version argument.
12007 * plugin-version.c: New.
12008 * plugin.c (str_plugin_gcc_version_name): New.
12009 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12010 pass it to the init function.
12011 (plugin_default_version_check): New.
12013 2009-04-17 Richard Guenther <rguenther@suse.de>
12015 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
12016 for decl-vs-decl disambiguation.
12018 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
12020 * config/s390/s390.h (s390_tune_attr): New macro definition.
12021 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
12023 2009-04-17 Richard Guenther <rguenther@suse.de>
12025 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12026 (fold_stmt_r): Likewise.
12027 (maybe_fold_reference): New function.
12028 (fold_gimple_assign): Handle cases fold_stmt_r did.
12029 (fold_stmt): Do not use fold_stmt_r.
12030 (fold_stmt_inplace): Likewise.
12032 2009-04-17 Richard Guenther <rguenther@suse.de>
12034 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12035 (record_equivalences_from_stmt): Remove useless checks and
12037 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12038 the type is already suitable.
12040 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12042 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12044 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12046 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12047 (CMPtype): Define as __gcc_CMPtype.
12049 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12051 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12052 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12054 2009-04-17 Richard Guenther <rguenther@suse.de>
12056 PR tree-optimization/39746
12057 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12058 special-casing for builtins and static variable use/def.
12059 (call_may_clobber_ref_p_1): Likewise.
12061 2009-04-16 Ian Lance Taylor <iant@google.com>
12063 * df.h: Include "timevar.h".
12064 (struct df_problem): Change tv_id field to timevar_id_t.
12065 * tree-pass.h: Include "timevar.h".
12066 (struct opt_pass): Change tv_id field to timevar_id_t.
12067 * timevar.h (timevar_id_t): Define TV_NONE.
12068 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12069 TV_NONE rather than tv_id != 0.
12070 (execute_one_pass): Likewise.
12071 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12072 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12073 dependencies to $(TREE_PASS_H).
12074 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12076 (pass_branch_target_load_optimize2): Likewise.
12077 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12078 (pass_outof_cfg_layout_mode): Likewise.
12079 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12080 (pass_rebuild_cgraph_edges): Likewise.
12081 (pass_remove_cgraph_callee_edges): Likewise.
12082 * df-core.c (pass_df_initialize_opt): Likewise.
12083 (pass_df_initialize_no_opt): Likewise.
12084 (pass_df_finish): Likewise.
12085 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
12086 * except.c (pass_set_nothrow_function_flags): Likewise.
12087 (pass_convert_to_eh_region_ranges): Likewise.
12088 * final.c (pass_compute_alignments): Likewise.
12089 * function.c (pass_instantiate_virtual_regs): Likewise.
12090 (pass_init_function): Likewise.
12091 (pass_leaf_regs): Likewise.
12092 (pass_match_asm_constraints): Likewise.
12093 * gimple-low.c (pass_lower_cf): Likewise.
12094 (pass_mark_used_blocks): Likewise.
12095 * init-regs.c (pass_initialize_regs): Likewise.
12096 * integrate.c (pass_initial_value_sets): Likewise.
12097 * ira.c (pass_ira): Likewise.
12098 * jump.c (pass_cleanup_barriers): Likewise.
12099 * omp-low.c (pass_expand_omp): Likewise.
12100 (pass_lower_omp): Likewise.
12101 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
12102 * recog.c (pass_split_all_insns): Likewise.
12103 (pass_split_after_reload): Likewise.
12104 (pass_split_before_regstack): Likewise.
12105 (pass_split_before_sched2): Likewise.
12106 (pass_split_for_shorten_branches): Likewise.
12107 * reginfo.c (pass_reginfo_init): Likewise.
12108 (pass_subregs_of_mode_init): Likewise.
12109 (pass_subregs_of_mode_finish): Likewise.
12110 * passes.c (pass_postreload): Likewise.
12111 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
12112 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
12113 (pass_warn_function_return): Likewise.
12114 (pass_warn_function_noreturn): Likewise.
12115 * tree-complex.c (pass_lower_complex): Likewise.
12116 (pass_lower_complex_O0): Likewise.
12117 * tree-if-conv.c (pass_if_conversion): Likewise.
12118 * tree-into-ssa.c (pass_build_ssa): Likewise.
12119 * tree-mudflap.c (pass_mudflap_1): Likewise.
12120 (pass_mudflap_2): Likewise.
12121 * tree-nomudflap.c (pass_mudflap_1): Likewise.
12122 (pass_mudflap_2): Likewise.
12123 * tree-nrv.c (pass_return_slot): Likewise.
12124 * tree-object-size.c (pass_object_sizes): Likewise.
12125 * tree-optimize.c (pass_all_optimizations): Likewise.
12126 (pass_early_local_passes): Likewise.
12127 (pass_all_early_optimizations): Likewise.
12128 (pass_cleanup_cfg): Likewise.
12129 (pass_cleanup_cfg_post_optimizing): Likewise.
12130 (pass_free_datastructures): Likewise.
12131 (pass_free_cfg_annotations): Likewise.
12132 (pass_fixup_cfg): Likewise.
12133 (pass_init_datastructures): Likewise.
12134 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
12135 (pass_late_warn_uninitialized): Likewise.
12136 (pass_update_address_taken): Likewise.
12137 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
12138 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
12139 (pass_cse_sincos): Likewise.
12140 (pass_convert_to_rsqrt): Likewise.
12141 * tree-ssa-structalias.c (pass_build_alias): Likewise.
12142 * tree-stdarg.c (pass_stdarg): Likewise.
12143 * tree-tailcall.c (pass_tail_recursion): Likewise.
12144 (pass_tail_calls): Likewise.
12145 * tree-vect-generic.c (pass_lower_vector): Likewise.
12146 (pass_lower_vector_ssa): Likewise.
12147 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
12149 2009-04-16 Joseph Myers <joseph@codesourcery.com>
12151 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
12153 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
12155 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
12156 logical and signext.
12158 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
12161 * config/sh/predicates.md (arith_operand): Check if the operand
12162 of TRUNCATE is a REG.
12164 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12166 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12167 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12169 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12171 * tree-iterator.c (tsi_split_statement_list_after,
12172 tsi_split_statement_list_before): Remove.
12173 * tree-iterator.h: Remove the prototypes for
12174 tsi_split_statement_list_after and tsi_split_statement_list_before.
12176 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12178 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
12179 * tree-ssa-propagate.h: Remove the prototype for
12180 stmt_makes_single_load.
12182 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12184 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
12185 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
12187 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12189 * tree-iterator.c (EXPR_LAST_BODY): Remove.
12191 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12193 * except.c (eh_region_outer_p): Remove.
12194 * except.h: Remove the prototype for eh_region_outer_p.
12196 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12198 * function.c (current_function_assembler_name): Remove.
12199 * function.h: Remove the prototype for
12200 current_function_assembler_name.
12202 2009-04-16 Ian Lance Taylor <iant@google.com>
12204 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
12205 (add_reg_note): Call alloc_reg_note.
12206 * rtl.h (alloc_reg_note): Declare.
12207 * combine.c (try_combine): Use alloc_reg_note.
12208 (recog_for_combine, move_deaths): Likewise.
12209 (distribute_notes): Use alloc_reg_note and add_reg_note.
12210 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
12211 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
12212 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
12214 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
12216 PR rtl-optimization/39762
12217 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
12218 ira_may_move_out_cost): Add comments about way of their usage.
12219 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
12221 * ira-conflicts.c (process_regs_for_copy): Use function
12222 ira_get_register_move_cost instead of global
12223 ira_register_move_cost.
12225 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
12226 color_pass, move_spill_restore, update_curr_costs): Ditto.
12228 * ira-lives.c (process_single_reg_class_operands): Ditto.
12230 * ira-emit.c (emit_move_list): Ditto.
12232 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
12233 (record_reg_classes): Ditto. Use functions
12234 ira_get_register_move_cost and ira_get_may_move_cost instead of
12235 global vars ira_register_move_cost, ira_may_move_out_cost and
12236 ira_may_move_in_cost.
12237 (record_address_regs): Don't call ira_init_register_move_cost.
12238 Use function ira_get_may_move_cost instead of global
12239 ira_may_move_in_cost.
12240 (process_bb_node_for_hard_reg_moves): Use function
12241 ira_get_register_move_cost instead of global ira_register_move_cost.
12242 (ira_costs): Don't call ira_init_register_move_cost.
12244 2009-04-16 Richard Guenther <rguenther@suse.de>
12246 * tree-cfg.c (verify_gimple_assign_binary):
12247 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12248 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12249 (create_general_new_stmt): Note that this function is broken.
12251 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12253 * common.opt (fhelp): Add Var(help_flag).
12254 * gcc-plugin.h (plugin_info): Add help.
12255 * plugin.c (plugin_name_args): Add help.
12256 (register_plugin_info): Set plugin->help.
12257 (print_help_one_plugin): New.
12258 (print_plugins_help): New.
12259 * plugin.h (print_plugins_help): New.
12260 * toplev.c (toplev_main): Call print_plugins_help if needed.
12262 2009-04-16 Richard Guenther <rguenther@suse.de>
12264 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12265 (gimple_ior_addresses_taken_1): New function.
12266 (gimple_ior_addresses_taken): Likewise.
12267 * gimple.h (struct gimple_statement_with_ops_base): Remove
12268 addresses_taken member.
12269 (gimple_ior_addresses_taken): Declare.
12270 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12271 gimple_set_addresses_taken): Remove.
12272 * ipa-reference.c (mark_address): New function.
12273 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12274 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12275 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12276 (gimple_add_to_addresses_taken): Remove.
12277 (get_tmr_operands): Call mark_address_taken.
12278 (get_asm_expr_operands): Likewise.
12279 (get_expr_operands): Likewise.
12280 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12281 (free_stmt_operands): Do not free it.
12282 * tree-ssa.c (delete_tree_ssa): Likewise.
12283 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12285 2009-04-16 Richard Guenther <rguenther@suse.de>
12287 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12288 (walk_stmt_load_store_ops): Likewise.
12289 * gimple.c (get_base_loadstore): New function.
12290 (walk_stmt_load_store_addr_ops): Likewise.
12291 (walk_stmt_load_store_ops): Likewise.
12292 * ipa-pure-const.c (check_op): Simplify.
12293 (check_load, check_store): New functions.
12294 (check_stmt): Use walk_stmt_load_store_ops.
12295 * ipa-reference.c (mark_load): Adjust signature.
12296 (mark_store): Likewise.
12297 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12299 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12301 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12302 (plugin_info): New.
12303 * opts.c (common_handle_option): Don't call print_version.
12304 * plugin.c (plugin_name_args): Add version.
12305 (register_plugin_info): New.
12306 (register_callback): Handle PLUGIN_INFO.
12307 (try_init_one_plugin): New.
12308 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12310 (finalize_one_plugin): New.
12311 (finalize_plugins): New.
12312 (print_one_plugin): New.
12313 (print_plugins_versions): New.
12314 * plugin.h (print_plugins_versions): New.
12315 (finalize_plugins): New.
12316 * toplev.c (compile_file): Don't call initialize_plugins.
12317 (print_version): Call print_plugins_versions.
12318 (toplev_main): Call initialize_plugins. Print version if needed.
12319 Call finalize_plugins.
12321 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12323 * common.opt (fversion): New.
12324 * gcc.c (print_version): New.
12325 (process_command): Don't print the version. Just set print_version.
12326 (main): Print version. Call subprocesses if print_version and
12327 verbose_flag are set.
12328 * opts.c (common_handle_option): Handle OPT_fversion.
12330 2009-04-16 Richard Guenther <rguenther@suse.de>
12331 Ira Rosen <irar@il.ibm.com>
12333 PR tree-optimization/39698
12334 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12335 type of the reduction variable. Only generate the def if
12338 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12339 make sure to first convert to an integer of the same precision.
12340 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12341 the type of the evolution correctly in computing the new
12342 induction variable base.
12344 2009-04-16 Richard Guenther <rguenther@suse.de>
12346 PR middle-end/39625
12347 * tree-cfg.c (make_blocks): Split statements with to-be
12348 abnormal SSA names on the lhs.
12350 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12352 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12353 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12354 * c-typeck.c (really_start_incremental_init): Likewise.
12355 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12356 (TARGET_INITIALIZER): Remove it.
12357 * target.h (struct target): Remove vector_opaque_p.
12358 * tree.c (build_opaque_vector_type): New.
12359 * tree.h (TYPE_VECTOR_OPAQUE): New.
12360 (build_opaque_vector_type): Declare.
12361 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12362 * config/rs6000/rs6000.c (build_opaque_vector_type,
12363 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12364 (rs6000_init_builtins): Use build_opaque_vector_type for
12365 opaque_V4SI_type_node.
12367 2009-04-15 Catherine Moore <clm@codesourcery.com>
12369 * debug.h (set_name): Declare.
12370 * dwarf2out.c (dwarf2out_set_name): Declare.
12371 (dwarf2_debug_hooks): Add set_name.
12372 (find_AT_string): New.
12373 (add_AT_string): Call find_AT_string.
12374 (dwarf2out_set_name): New.
12375 * cp/decl.c (grokdeclarator): Call set_name.
12376 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12377 * debug.c (do_nothing_debug_hooks): Likewise.
12378 * dbxout.c (dbx_debug_hooks): Likewise.
12379 * sdbout.c (sdb_debug_hooks): Likewise.
12381 2009-04-15 Michael Eager <eager@eagercon.com>
12383 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12384 reg for single-precision FPU.
12385 * config/rs6000/rs6000.md (movsi_internal1): Only for
12386 !TARGET_SINGLE_FPU.
12387 (movsi_internal1_single): New. Add pattern to move SI values to/from
12388 single-precision FP regs.
12390 2009-04-15 Richard Guenther <rguenther@suse.de>
12392 * omp-low.c (lower_rec_input_clauses): Build correct address
12394 (expand_omp_for_generic): Fix multiplication type.
12395 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12396 (generate_memset_zero): Fix types.
12397 * tree-profile.c (prepare_instrumented_value): Correctly
12400 2009-04-15 Ian Lance Taylor <iant@google.com>
12402 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12403 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12404 for -Wall and for -Wc++-compat.
12405 (c_common_post_options): For C++, set warn_enum_compare if not
12407 * c-tree.h (struct c_expr): Add field original_type.
12408 (build_external_ref): Update declaration.
12409 * c-parser.c (c_parser_braced_init): Set original_type.
12410 (c_parser_initelt): Likewise.
12411 (c_parser_expr_no_commas): Likewise.
12412 (c_parser_conditional_expression): Likewise.
12413 (c_parser_cast_expression): Likewise.
12414 (c_parser_unary_expression): Likewise. Pull setting of
12415 original_code to top of function.
12416 (c_parser_sizeof_expression): Set original_type.
12417 (c_parser_alignof_expression): Likewise.
12418 (c_parser_postfix_expression): Likewise. Pull setting of
12419 original_code to top of function.
12420 (c_parser_postfix_expression_after_paren_type): Set original_type.
12421 (c_parser_postfix_expression_after_primary): Likewise.
12422 (c_parser_expression): Likewise.
12423 * c-typeck.c (build_external_ref): Add type parameter. Change all
12425 (c_expr_sizeof_expr): Set original_type field.
12426 (parser_build_unary_op): Likewise.
12427 (parser_build_binary_op): Likewise. Optionally warn about
12428 comparisons of enums of different types.
12429 (digest_init): Set original_type field.
12430 (really_start_incremental_init): Likewise.
12431 (push_init_level, pop_init_level): Likewise.
12432 * doc/invoke.texi (Warning Options): -Wenum-compare now
12435 2009-04-15 Richard Guenther <rguenther@suse.de>
12437 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12438 out a necessary conversion.
12439 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12440 names we didn't value number.
12441 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12443 2009-04-15 Richard Guenther <rguenther@suse.de>
12445 PR tree-optimization/39764
12446 * tree-ssa-ccp.c (get_value): Canonicalize value with
12447 canonicalize_float_value.
12449 2009-04-15 Jan Hubicka <jh@suse.cz>
12451 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12452 Wrong version of patch.
12454 2009-04-15 Jan Hubicka <jh@suse.cz>
12456 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12458 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12460 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12461 our distinct integral and vector types.
12463 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12465 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12466 * init.c (build_vtbl_address): Remove call to assemble_external.
12468 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12470 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12471 output for other floating point modes.
12473 2009-04-14 Diego Novillo <dnovillo@google.com>
12475 * diagnostic.c (diagnostic_report_diagnostic): Do not
12476 warn about loaded plugins for DK_ERROR and DK_WARNING.
12477 * c-decl.c (declspecs_add_type): Move call to
12478 invoke_plugin_callbacks ...
12479 * c-parser.c (c_parser_declspecs): ... here.
12480 * plugin.c (dump_active_plugins): Tidy output.
12482 2009-04-14 Diego Novillo <dnovillo@google.com>
12483 Le-Chun Wu <lcwu@google.com>
12485 * configure.ac: Add --enable-plugin support.
12486 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12487 * Makefile.in (PLUGIN_H): Define.
12488 Export ENABLE_PLUGIN and GMPINC to site.exp.
12489 Add PLUGINLIBS to link command.
12490 Add/modify dependencies for plugin.o and files including plugin.h.
12492 * config.in: Regenerate.
12494 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12497 2009-04-14 Le-Chun Wu <lcwu@google.com>
12499 * tree-pass.h (register_one_dump_file): Add a prototype for
12500 register_one_dump_file.
12501 * toplev.c (compile_file): Call initialize_plugins.
12502 (do_compile): Call invoke_plugin_callbacks.
12503 (toplev_main): Call invoke_plugin_callbacks.
12504 * common.opt: Add -fplugin= and -fplugin-arg-.
12505 * gcc-plugin.h: New public header file for plugins to include.
12506 * plugin.c: New source file.
12507 * plugin.h: New internal header file.
12508 * passes.c (register_one_dump_file): Make it external.
12510 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12512 2009-04-14 Diego Novillo <dnovillo@google.com>
12514 * doc/plugins.texi: New.
12515 * doc/gccint.texi: Add reference to Plugins chapter.
12516 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12517 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12518 loaded plugins, if any.
12519 * timevar.def (TV_PLUGIN_INIT): Define.
12520 (TV_PLUGIN_RUN): Define.
12521 * plugin.c: Include timevar.h
12522 (plugins_active_p): New.
12523 (dump_active_plugins): New.
12524 (debug_active_plugins): New.
12526 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12528 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12530 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12532 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12534 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12535 the same as a minus without a shift.
12537 2009-04-14 Nick Clifton <nickc@redhat.com>
12539 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12540 comparisons with small integers will always produce a short
12543 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12546 2008-12-19 Diego Novillo <dnovillo@google.com>
12548 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12550 2009-04-14 Richard Guenther <rguenther@suse.de>
12552 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12554 (verify_gimple_assign_binary): Likewise. Handle shifts and
12556 (verify_gimple_phi): Print the mismatched argument position.
12557 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12559 (vect_update_init_of_dr): Likewise.
12560 * matrix-reorg.c (transform_access_sites): Do what the
12562 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12564 2009-04-13 Michael Eager <eager@eagercon.com>
12566 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12567 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12568 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12569 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12570 remove duplicate config
12572 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12574 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12575 file_name:line_number type locator of the call site.
12577 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12579 * genautomata.c: Put blank after comma.
12580 (automaton_decls): New.
12581 (struct unit_usage): Add comments to member next.
12582 (store_alt_unit_usage): Keep the list ordered.
12583 (unit_present_on_list_p, equal_alternatives_p): New.
12584 (check_regexp_units_distribution): Check units distribution
12585 correctness correctly.
12586 (main): Don't write automata if error is found. Return correct
12589 * config/m68k/cf.md (cfv4_ds): Remove.
12590 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12591 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12593 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12594 power4-load-ext, power4-store, power4-store-update,
12595 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12596 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12597 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12598 power4-sqrt, power4-isync): Modify reservation to make correct
12599 unit distribution to automata.
12601 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12602 power5-store-update, power5-two, power5-three, power5-lmul,
12603 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12605 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12607 * except.c (pass_set_nothrow_function_flags): Set name and add
12609 (set_nothrow_function_flags): Mention in the dump file when
12610 changing a function to nothrow.
12612 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12615 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12616 instead of unsigned long.
12618 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12620 * config/arm/arm.c (return_used_this_function): Remove.
12621 (arm_output_function_prologue): Remove use of
12622 return_used_this_function.
12623 (output_return_instruction): Replace use of
12624 return_used_this_function
12625 by cfun->machine->return_used_this_function.
12626 (arm_output_epilogue): Likewise.
12627 (arm_output_function_epilogue): Likewise.
12628 (thumb_unexpanded_epilogue): Likewise.
12629 * config/arm/arm.h (struct machine_function):
12630 New member return_used_this_function.
12632 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12634 * doc/install.texi: Correct description of default directory for
12635 --with-gxx-include-dir.
12637 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12639 * fold-const.c (build_range_check): Properly deal with enumeral and
12640 boolean base types.
12642 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12644 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12645 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12646 * params.h (MAX_GCSE_PASSES): Remove.
12647 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12648 in sequence. Remove ability to run multiple passes.
12649 (bypass_jumps): Report run as third CPROP pass.
12651 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12653 PR middle-end/39651
12654 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12655 when deciding whether the whole SEQUENCE can throw.
12657 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12660 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12661 offseted label references.
12663 2009-04-11 Jan Hubicka <jh@suse.cz>
12665 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12667 2009-04-11 Richard Guenther <rguenther@suse.de>
12669 PR middle-end/39732
12670 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12671 return variables as TREE_ADDRESSABLE.
12673 2009-04-11 Richard Guenther <rguenther@suse.de>
12675 PR tree-optimization/39713
12676 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12677 reference trees have SSA_NAME operands.
12679 2009-04-11 Richard Guenther <rguenther@suse.de>
12682 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12683 address expressions.
12685 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12687 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12688 match changes in Cygwin 1.7
12689 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12690 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12692 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12694 PR tree-optimization/39701
12695 * doc/invoke.texi (Optimization Options): Document change in
12696 meaning and initialization of -fdelete-null-pointer-checks.
12698 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12700 PR middle-end/39701
12701 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12703 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12706 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12708 2009-04-10 Chao-ying Fu <fu@mips.com>
12710 * doc/tm.texi (Instruction Output): Document
12711 TARGET_ASM_FINAL_POSTSCAN_INSN.
12712 * target.h (final_postscan_insn): New field in asm_out.
12713 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12714 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12715 * final.c (final_scan_insn): Call
12716 targetm.asm_out.final_postscan_insn after outputting
12717 an asm macro and a normal instruction.
12719 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12720 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12721 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12722 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12723 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12725 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12727 PR middle-end/39701
12728 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12729 variables as non-NULL even with -fdelete-null-pointer-checks.
12731 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12733 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12735 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12738 * config/i386/i386.c (classify_argument): Handle SCmode with
12739 (bit_offset % 64) != 0.
12741 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12743 * doc/invoke.texi (Optimize Options): Add cross-reference to
12744 -Q --help=optimizers examples.
12746 2009-04-10 Ben Elliston <bje@au.ibm.com>
12749 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12750 regalign for the reg == fpr and TDmode case.
12752 2009-04-09 David Ayers <ayers@fsfe.org>
12755 * objc/objc-act.c (warn_with_method): Remove helper function.
12756 (check_duplicates): Call warning and inform directly.
12757 (really_start_method): Likewise.
12759 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12761 * expmed.c (expand_divmod): Always use a comparison for a division
12762 by a large unsigned integer.
12764 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12765 for things others than variables or functions as nonzero.
12767 2009-04-09 Nick Clifton <nickc@redhat.com>
12769 * unwind-compat.c: Change copyright header to refer to version
12770 3 of the GNU General Public License with version 3.1 of the
12771 GCC Runtime Library Exception and to point readers at the
12772 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12773 * config/alpha/crtfastmath.c: Likewise.
12774 * config/alpha/linux-unwind.h: Likewise.
12775 * config/alpha/qrnnd.asm: Likewise.
12776 * config/alpha/vms-crt0-64.c: Likewise.
12777 * config/alpha/vms-crt0.c: Likewise.
12778 * config/alpha/vms-dwarf2.asm: Likewise.
12779 * config/alpha/vms-dwarf2eh.asm: Likewise.
12780 * config/alpha/vms-psxcrt0-64.c: Likewise.
12781 * config/alpha/vms-psxcrt0.c: Likewise.
12782 * config/alpha/vms_tramp.asm: Likewise.
12783 * config/arc/initfini.c: Likewise.
12784 * config/arc/lib1funcs.asm: Likewise.
12785 * config/arm/bpabi-v6m.S: Likewise.
12786 * config/arm/bpabi.S: Likewise.
12787 * config/arm/bpabi.c: Likewise.
12788 * config/arm/crti.asm: Likewise.
12789 * config/arm/crtn.asm: Likewise.
12790 * config/arm/ieee754-df.S: Likewise.
12791 * config/arm/ieee754-sf.S: Likewise.
12792 * config/arm/lib1funcs.asm: Likewise.
12793 * config/arm/libunwind.S: Likewise.
12794 * config/arm/linux-atomic.c: Likewise.
12795 * config/arm/mmintrin.h: Likewise.
12796 * config/arm/pr-support.c: Likewise.
12797 * config/arm/unaligned-funcs.c: Likewise.
12798 * config/arm/unwind-arm.c: Likewise.
12799 * config/arm/unwind-arm.h: Likewise.
12800 * config/avr/libgcc.S: Likewise.
12801 * config/bfin/crti.s: Likewise.
12802 * config/bfin/crtlibid.s: Likewise.
12803 * config/bfin/crtn.s: Likewise.
12804 * config/bfin/lib1funcs.asm: Likewise.
12805 * config/bfin/linux-unwind.h: Likewise.
12806 * config/cris/arit.c: Likewise.
12807 * config/cris/cris_abi_symbol.c: Likewise.
12808 * config/darwin-64.c: Likewise.
12809 * config/darwin-crt2.c: Likewise.
12810 * config/darwin-crt3.c: Likewise.
12811 * config/darwin.h: Likewise.
12812 * config/dbxelf.h: Likewise.
12813 * config/dfp-bit.c: Likewise.
12814 * config/dfp-bit.h: Likewise.
12815 * config/elfos.h: Likewise.
12816 * config/fixed-bit.c: Likewise.
12817 * config/fixed-bit.h: Likewise.
12818 * config/fp-bit.c: Likewise.
12819 * config/fp-bit.h: Likewise.
12820 * config/fr30/crti.asm: Likewise.
12821 * config/fr30/crtn.asm: Likewise.
12822 * config/fr30/lib1funcs.asm: Likewise.
12823 * config/freebsd-spec.h: Likewise.
12824 * config/frv/cmovd.c: Likewise.
12825 * config/frv/cmovh.c: Likewise.
12826 * config/frv/cmovw.c: Likewise.
12827 * config/frv/frvbegin.c: Likewise.
12828 * config/frv/frvend.c: Likewise.
12829 * config/frv/lib1funcs.asm: Likewise.
12830 * config/glibc-stdint.h: Likewise.
12831 * config/h8300/clzhi2.c: Likewise.
12832 * config/h8300/crti.asm: Likewise.
12833 * config/h8300/crtn.asm: Likewise.
12834 * config/h8300/ctzhi2.c: Likewise.
12835 * config/h8300/fixunssfsi.c: Likewise.
12836 * config/h8300/lib1funcs.asm: Likewise.
12837 * config/h8300/parityhi2.c: Likewise.
12838 * config/h8300/popcounthi2.c: Likewise.
12839 * config/i386/ammintrin.h: Likewise.
12840 * config/i386/att.h: Likewise.
12841 * config/i386/avxintrin.h: Likewise.
12842 * config/i386/biarch64.h: Likewise.
12843 * config/i386/bmmintrin.h: Likewise.
12844 * config/i386/cpuid.h: Likewise.
12845 * config/i386/cross-stdarg.h: Likewise.
12846 * config/i386/crtfastmath.c: Likewise.
12847 * config/i386/crtprec.c: Likewise.
12848 * config/i386/cygming-crtbegin.c: Likewise.
12849 * config/i386/cygming-crtend.c: Likewise.
12850 * config/i386/cygwin.asm: Likewise.
12851 * config/i386/emmintrin.h: Likewise.
12852 * config/i386/gmm_malloc.h: Likewise.
12853 * config/i386/gthr-win32.c: Likewise.
12854 * config/i386/i386.h: Likewise.
12855 * config/i386/immintrin.h: Likewise.
12856 * config/i386/linux-unwind.h: Likewise.
12857 * config/i386/linux64.h: Likewise.
12858 * config/i386/mm3dnow.h: Likewise.
12859 * config/i386/mmintrin-common.h: Likewise.
12860 * config/i386/mmintrin.h: Likewise.
12861 * config/i386/nmmintrin.h: Likewise.
12862 * config/i386/pmm_malloc.h: Likewise.
12863 * config/i386/pmmintrin.h: Likewise.
12864 * config/i386/smmintrin.h: Likewise.
12865 * config/i386/sol2-c1.asm: Likewise.
12866 * config/i386/sol2-ci.asm: Likewise.
12867 * config/i386/sol2-cn.asm: Likewise.
12868 * config/i386/sol2-gc1.asm: Likewise.
12869 * config/i386/tmmintrin.h: Likewise.
12870 * config/i386/unix.h: Likewise.
12871 * config/i386/w32-unwind.h: Likewise.
12872 * config/i386/wmmintrin.h: Likewise.
12873 * config/i386/x86-64.h: Likewise.
12874 * config/i386/x86intrin.h: Likewise.
12875 * config/i386/xmmintrin.h: Likewise.
12876 * config/ia64/crtbegin.asm: Likewise.
12877 * config/ia64/crtend.asm: Likewise.
12878 * config/ia64/crtfastmath.c: Likewise.
12879 * config/ia64/crti.asm: Likewise.
12880 * config/ia64/crtn.asm: Likewise.
12881 * config/ia64/fde-glibc.c: Likewise.
12882 * config/ia64/lib1funcs.asm: Likewise.
12883 * config/ia64/linux-unwind.h: Likewise.
12884 * config/ia64/quadlib.c: Likewise.
12885 * config/ia64/unwind-ia64.c: Likewise.
12886 * config/linux.h: Likewise.
12887 * config/m32c/m32c-lib1.S: Likewise.
12888 * config/m32c/m32c-lib2-trapv.c: Likewise.
12889 * config/m32c/m32c-lib2.c: Likewise.
12890 * config/m32r/initfini.c: Likewise.
12891 * config/m68hc11/larith.asm: Likewise.
12892 * config/m68hc11/m68hc11-crt0.S: Likewise.
12893 * config/m68k/cf.md: Likewise.
12894 * config/m68k/crti.s: Likewise.
12895 * config/m68k/crtn.s: Likewise.
12896 * config/m68k/lb1sf68.asm: Likewise.
12897 * config/m68k/linux-unwind.h: Likewise.
12898 * config/mcore/crti.asm: Likewise.
12899 * config/mcore/crtn.asm: Likewise.
12900 * config/mcore/lib1.asm: Likewise.
12901 * config/mips/linux-unwind.h: Likewise.
12902 * config/mips/loongson.h: Likewise.
12903 * config/mips/mips16.S: Likewise.
12904 * config/mmix/crti.asm: Likewise.
12905 * config/mmix/crtn.asm: Likewise.
12906 * config/pa/fptr.c: Likewise.
12907 * config/pa/hpux-unwind.h: Likewise.
12908 * config/pa/lib2funcs.asm: Likewise.
12909 * config/pa/linux-atomic.c: Likewise.
12910 * config/pa/linux-unwind.h: Likewise.
12911 * config/pa/milli64.S: Likewise.
12912 * config/pa/quadlib.c: Likewise.
12913 * config/pa/stublib.c: Likewise.
12914 * config/picochip/libgccExtras/adddi3.asm: Likewise.
12915 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
12916 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
12917 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
12918 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
12919 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
12920 * config/picochip/libgccExtras/divmod15.asm: Likewise.
12921 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
12922 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
12923 * config/picochip/libgccExtras/longjmp.asm: Likewise.
12924 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
12925 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
12926 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
12927 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
12928 * config/picochip/libgccExtras/setjmp.asm: Likewise.
12929 * config/picochip/libgccExtras/subdi3.asm: Likewise.
12930 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
12931 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
12932 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
12933 * config/rs6000/750cl.h: Likewise.
12934 * config/rs6000/altivec.h: Likewise.
12935 * config/rs6000/biarch64.h: Likewise.
12936 * config/rs6000/crtresfpr.asm: Likewise.
12937 * config/rs6000/crtresgpr.asm: Likewise.
12938 * config/rs6000/crtresxfpr.asm: Likewise.
12939 * config/rs6000/crtresxgpr.asm: Likewise.
12940 * config/rs6000/crtsavfpr.asm: Likewise.
12941 * config/rs6000/crtsavgpr.asm: Likewise.
12942 * config/rs6000/darwin-asm.h: Likewise.
12943 * config/rs6000/darwin-fallback.c: Likewise.
12944 * config/rs6000/darwin-fpsave.asm: Likewise.
12945 * config/rs6000/darwin-ldouble.c: Likewise.
12946 * config/rs6000/darwin-tramp.asm: Likewise.
12947 * config/rs6000/darwin-unwind.h: Likewise.
12948 * config/rs6000/darwin-vecsave.asm: Likewise.
12949 * config/rs6000/darwin-world.asm: Likewise.
12950 * config/rs6000/e500crtres32gpr.asm: Likewise.
12951 * config/rs6000/e500crtres64gpr.asm: Likewise.
12952 * config/rs6000/e500crtres64gprctr.asm: Likewise.
12953 * config/rs6000/e500crtrest32gpr.asm: Likewise.
12954 * config/rs6000/e500crtrest64gpr.asm: Likewise.
12955 * config/rs6000/e500crtresx32gpr.asm: Likewise.
12956 * config/rs6000/e500crtresx64gpr.asm: Likewise.
12957 * config/rs6000/e500crtsav32gpr.asm: Likewise.
12958 * config/rs6000/e500crtsav64gpr.asm: Likewise.
12959 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
12960 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
12961 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
12962 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
12963 * config/rs6000/eabi-ci.asm: Likewise.
12964 * config/rs6000/eabi-cn.asm: Likewise.
12965 * config/rs6000/eabi.asm: Likewise.
12966 * config/rs6000/linux-unwind.h: Likewise.
12967 * config/rs6000/linux64.h: Likewise.
12968 * config/rs6000/paired.h: Likewise.
12969 * config/rs6000/paired.md: Likewise.
12970 * config/rs6000/ppc64-fp.c: Likewise.
12971 * config/rs6000/ppu_intrinsics.h: Likewise.
12972 * config/rs6000/rs6000.h: Likewise.
12973 * config/rs6000/si2vmx.h: Likewise.
12974 * config/rs6000/sol-ci.asm: Likewise.
12975 * config/rs6000/sol-cn.asm: Likewise.
12976 * config/rs6000/spe.h: Likewise.
12977 * config/rs6000/spu2vmx.h: Likewise.
12978 * config/rs6000/sysv4.h: Likewise.
12979 * config/rs6000/tramp.asm: Likewise.
12980 * config/rs6000/vec_types.h: Likewise.
12981 * config/s390/linux-unwind.h: Likewise.
12982 * config/s390/tpf-unwind.h: Likewise.
12983 * config/score/crti.asm: Likewise.
12984 * config/score/crtn.asm: Likewise.
12985 * config/sh/crt1.asm: Likewise.
12986 * config/sh/crti.asm: Likewise.
12987 * config/sh/crtn.asm: Likewise.
12988 * config/sh/divtab-sh4-300.c: Likewise.
12989 * config/sh/divtab-sh4.c: Likewise.
12990 * config/sh/divtab.c: Likewise.
12991 * config/sh/lib1funcs-4-300.asm: Likewise.
12992 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
12993 * config/sh/lib1funcs.asm: Likewise.
12994 * config/sh/lib1funcs.h: Likewise.
12995 * config/sh/linux-atomic.asm: Likewise.
12996 * config/sh/linux-unwind.h: Likewise.
12997 * config/sh/shmedia.h: Likewise.
12998 * config/sh/sshmedia.h: Likewise.
12999 * config/sh/ushmedia.h: Likewise.
13000 * config/sparc/crtfastmath.c: Likewise.
13001 * config/sparc/linux-unwind.h: Likewise.
13002 * config/sparc/sol2-c1.asm: Likewise.
13003 * config/sparc/sol2-ci.asm: Likewise.
13004 * config/sparc/sol2-cn.asm: Likewise.
13005 * config/spu/divmodti4.c: Likewise.
13006 * config/spu/divv2df3.c: Likewise.
13007 * config/spu/float_disf.c: Likewise.
13008 * config/spu/float_unsdidf.c: Likewise.
13009 * config/spu/float_unsdisf.c: Likewise.
13010 * config/spu/float_unssidf.c: Likewise.
13011 * config/spu/mfc_multi_tag_release.c: Likewise.
13012 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13013 * config/spu/mfc_tag_release.c: Likewise.
13014 * config/spu/mfc_tag_reserve.c: Likewise.
13015 * config/spu/mfc_tag_table.c: Likewise.
13016 * config/spu/multi3.c: Likewise.
13017 * config/spu/spu_internals.h: Likewise.
13018 * config/spu/spu_intrinsics.h: Likewise.
13019 * config/spu/spu_mfcio.h: Likewise.
13020 * config/spu/vec_types.h: Likewise.
13021 * config/spu/vmx2spu.h: Likewise.
13022 * config/stormy16/stormy16-lib2.c: Likewise.
13023 * config/svr4.h: Likewise.
13024 * config/sync.c: Likewise.
13025 * config/v850/lib1funcs.asm: Likewise.
13026 * config/vxlib-tls.c: Likewise.
13027 * config/vxlib.c: Likewise.
13028 * config/vxworks-dummy.h: Likewise.
13029 * config/xtensa/crti.asm: Likewise.
13030 * config/xtensa/crtn.asm: Likewise.
13031 * config/xtensa/ieee754-df.S: Likewise.
13032 * config/xtensa/ieee754-sf.S: Likewise.
13033 * config/xtensa/lib1funcs.asm: Likewise.
13034 * config/xtensa/lib2funcs.S: Likewise.
13035 * config/xtensa/linux-unwind.h: Likewise.
13036 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13037 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13038 * coretypes.h: Likewise.
13039 * crtstuff.c: Likewise.
13040 * defaults.h: Likewise.
13041 * dwarf2.h: Likewise.
13042 * emutls.c: Likewise.
13043 * gbl-ctors.h: Likewise.
13044 * gcov-io.h: Likewise.
13045 * ginclude/float.h: Likewise.
13046 * ginclude/iso646.h: Likewise.
13047 * ginclude/stdarg.h: Likewise.
13048 * ginclude/stdbool.h: Likewise.
13049 * ginclude/stddef.h: Likewise.
13050 * ginclude/stdfix.h: Likewise.
13051 * ginclude/stdint-gcc.h: Likewise.
13052 * ginclude/tgmath.h: Likewise.
13053 * gthr-aix.h: Likewise.
13054 * gthr-dce.h: Likewise.
13055 * gthr-gnat.c: Likewise.
13056 * gthr-gnat.h: Likewise.
13057 * gthr-lynx.h: Likewise.
13058 * gthr-mipssde.h: Likewise.
13059 * gthr-nks.h: Likewise.
13060 * gthr-posix.c: Likewise.
13061 * gthr-posix.h: Likewise.
13062 * gthr-posix95.h: Likewise.
13063 * gthr-rtems.h: Likewise.
13064 * gthr-single.h: Likewise.
13065 * gthr-solaris.h: Likewise.
13066 * gthr-tpf.h: Likewise.
13067 * gthr-vxworks.h: Likewise.
13068 * gthr-win32.h: Likewise.
13069 * gthr.h: Likewise.
13070 * libgcc2.c: Likewise.
13071 * libgcc2.h: Likewise.
13072 * libgcov.c: Likewise.
13073 * tsystem.h: Likewise.
13074 * typeclass.h: Likewise.
13075 * unwind-c.c: Likewise.
13076 * unwind-compat.h: Likewise.
13077 * unwind-dw2-fde-compat.c: Likewise.
13078 * unwind-dw2-fde-darwin.c: Likewise.
13079 * unwind-dw2-fde-glibc.c: Likewise.
13080 * unwind-dw2-fde.c: Likewise.
13081 * unwind-dw2-fde.h: Likewise.
13082 * unwind-dw2.c: Likewise.
13083 * unwind-dw2.h: Likewise.
13084 * unwind-generic.h: Likewise.
13085 * unwind-pe.h: Likewise.
13086 * unwind-sjlj.c: Likewise.
13087 * unwind.inc: Likewise.
13088 * config/arm/neon-gen.ml: Change generated copyright header to
13089 refer to version 3 of the GNU General Public License with
13090 version 3.1 of the GCC Runtime Library Exception and to point
13091 readers at the COPYING3 and COPYING3.RUNTIME files and the
13092 FSF's license web page.
13093 * config/arm/arm_neon.h: Regenerate.
13095 2009-04-09 Jakub Jelinek <jakub@redhat.com>
13097 * config/cris/cris.md: Change copyright header to refer to version
13098 3 of the GNU General Public License.
13099 * doc/install.texi2html: Change copyright header to refer to version
13100 3 of the GNU General Public License and to point readers at the
13101 COPYING3 file and the FSF's license web page.
13102 * config/vax/linux.h: Likewise.
13104 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13106 * config/i386/i386.md (cmpcc): New.
13107 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
13108 (sync_compare_and_swap_cc*): Delete.
13110 * config/s390/s390.c (s390_compare_emitted): Remove.
13111 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
13112 s390_compare_emitted used to be handled. Assert that modes match.
13113 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
13114 refer to sync_compare_and_swap_ccsi.
13115 * config/s390/s390.h (s390_compare_emitted): Remove.
13116 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
13117 instead of s390_compare_emitted.
13118 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
13119 instead of s390_compare_emitted.
13120 * config/s390/s390.md (cmpcc): New.
13121 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
13122 CC_REGNUM, do not pretend it's set.
13123 (sync_compare_and_swap_cc*): Delete.
13124 * config/s390/predicates.md (cc_reg_operand): New.
13126 * expr.c (sync_compare_and_swap_cc): Delete.
13127 * optabs.h (sync_compare_and_swap_cc): Delete.
13128 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
13129 is being used with can_compare_p.
13130 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
13131 (find_cc_set): New.
13132 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
13133 look for a MODE_CC set instead. Use emit_store_flag.
13134 (expand_compare_and_swap_loop): Likewise, with some additional
13135 complication to avoid a force_reg when useless. Use
13136 emit_cmp_and_jump_insns.
13137 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
13138 * doc/md.texi (sync_compare_and_swap_cc): Merge with
13139 sync_compare_and_swap documentation.
13141 2009-04-09 Jan Hubicka <jh@suse.cz>
13143 * except.c (find_prev_try): Break out from ....
13144 (duplicate_eh_regions): ... here; properly update prev_try pointers
13145 when duplication part of tree.
13146 (dump_eh_tree): Improve dumping.
13147 (verify_eh_region): New.
13148 (verify_eh_tree): Use it.
13150 2009-04-06 Richard Guenther <rguenther@suse.de>
13152 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
13153 &ARRAY addresses by adjusting their types and prepending
13155 * tree-cfg.c (verify_gimple_assign_single): Verify that
13156 addresses are correct.
13158 2009-04-09 Richard Guenther <rguenther@suse.de>
13160 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
13161 indices into an array reference if possible.
13162 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13163 Fold POINTER_PLUS_EXPR statements with invariant address.
13165 2009-04-09 Alan Modra <amodra@bigpond.net.au>
13168 * config.gcc (powerpc64-*-linux*): Always build biarch.
13170 2009-04-09 Joseph Myers <joseph@codesourcery.com>
13173 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
13174 it and pedwarn if this results in an INTEGER_CST.
13176 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13178 * doc/install.texi: Update minimum GMP version. Remove obsolete
13179 text in MPFR section.
13181 2009-04-08 Jakub Jelinek <jakub@redhat.com>
13183 * dwarf2out.c (class_scope_p): New static inline.
13184 (class_or_namespace_scope_p): Use it.
13185 (gen_variable_die): Use DW_TAG_member tag for static data member
13186 declarations instead of DW_TAG_variable.
13188 PR middle-end/39573
13189 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
13192 2009-04-08 Richard Guenther <rguenther@suse.de>
13194 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
13195 valueize random data.
13197 2009-04-08 David Edelsohn <edelsohn@gnu.org>
13199 * config.gcc (aix tm_file): Add aix-stdint.h.
13200 (aix tm clause use_gcc_stdint): Set to wrap.
13201 * config/rs6000/aix-stdint.h: New file.
13203 2009-04-08 Richard Guenther <rguenther@suse.de>
13205 PR middle-end/36291
13206 * tree-dfa.c (add_referenced_var): Do not recurse into
13207 global initializers.
13208 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
13210 (fold_const_aggregate_ref): Likewise.
13212 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13214 * recog.c (ordered_comparison_operator): New.
13215 * gensupport.c (std_preds): Add it.
13216 * doc/md.texi (Machine-Independent Predicates): Document it.
13218 2009-04-08 Jan Hubicka <jh@suse.cz>
13220 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
13221 * function.h (rtl_eh): Remove exception_handler_label_map.
13222 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
13223 remove_exception_handler_label, for_each_eh_label_1): Remove.
13224 (rtl_remove_unreachable_regions): Remove.
13225 (convert_from_eh_region_ranges): Do not remove unreachable regions.
13226 (find_exception_handler_labels): Don't build the hashtable.
13227 (maybe_remove_eh_handler): Remove.
13228 (for_each_eh_label): Rewrite to walk the tree.
13229 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
13230 * except.h (maybe_remove_eh_handler): Remove.
13231 * passes.c (init_optimization_passes): Schedule second EH cleanup
13233 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
13234 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
13236 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13238 * genoutput.c (validate_optab_operands): New.
13239 (gen_insn, gen_expand): Call it.
13241 * genflags.c (gen_insn): Detect misused iterators.
13242 (main): Pass line_no to gen_insn, exit with status 1 on error.
13244 * genextract.c (line_no): Make global.
13245 (VEC_safe_set_locstr): Change assertion to error message.
13246 (main): Exit with status 1 on error.
13248 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13252 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13253 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13254 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13255 * c-convert.c (convert): Do not call fold on results of conversion
13256 functions when the result is a C_MAYBE_CONST_EXPR.
13257 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13258 of __builtin_choose_expr.
13259 * c-typeck.c (remove_c_maybe_const_expr): New.
13260 (build_unary_op, build_conditional_expr, build_compound_expr,
13261 build_binary_op, c_objc_common_truthvalue_conversion): Call
13262 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13265 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13267 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13268 CODE to produce a new one. Add a prototype to use fold_convert_const
13270 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13273 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13274 mix declarations and code.
13276 2009-04-08 Ben Elliston <bje@au.ibm.com>
13278 * gcc.c: Replace `CC' with `GCC' throughout.
13280 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13282 * doc/invoke.texi: Document Atom support.
13284 2009-04-07 Jason Merrill <jason@redhat.com>
13287 * c-common.h, c-common.c: Add flag_pretty_templates.
13288 * c-opts.c (c_common_handle_option): Set it.
13289 * c.opt: Add -fno-pretty-templates.
13290 * doc/invoke.texi (C++ Dialect Options): Likewise.
13292 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13294 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13295 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13296 (ia64_expand_builtin): Likewise.
13298 2009-04-07 Martin Jambor <mjambor@suse.cz>
13300 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13301 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13302 ADDR_EXPRS are include too.
13304 2009-04-07 Richard Guenther <rguenther@suse.de>
13306 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13307 decls are only used if passes as parameters or if they are
13308 local statics and the call is not to a builtin.
13309 (call_may_clobber_ref_p_1): Likewise.
13311 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13313 * expr.c (do_store_flag): Remove last argument. Simplify code
13314 to avoid duplication of tests already done by can_compare_p.
13315 (expand_expr_real_1): Adjust caller.
13317 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13319 * optabs.c (can_compare_p): Test the predicate of a
13320 cbranch and cstore pattern.
13322 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13324 * expr.c (convert_move): Use emit_store_flag instead of
13327 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13329 * config/i386/i386.c (ix86_compare_emitted): Remove.
13330 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13331 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13332 * config/i386/i386.h (ix86_compare_emitted): Remove.
13333 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13334 instead of ix86_compare_emitted.
13335 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13337 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13339 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13340 Add t-sysroot-suffix to tmake_file.
13341 * config/print-sysroot-suffix.sh: New file.
13342 * config/t-sysroot-suffix: New file.
13344 2009-04-07 Ben Elliston <bje@au.ibm.com>
13346 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13347 as the latter produces a warning when the target does not support
13350 2009-04-07 Ben Elliston <bje@au.ibm.com>
13352 * dfp.c: Replace type punning assignments with memcpy throughout.
13353 * Makefile.in (dfp.o-warn): Remove.
13355 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13358 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13359 Include soft-fp/t-softfp after rs6000/t-linux64.
13361 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13363 * stor-layout.c (set_sizetype): Use the full precision of their
13364 machine mode for bitsize types.
13366 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13368 * config/i386/i386.md: Revert 2 accidental checkins.
13370 2009-04-06 Joey Ye <joey.ye@intel.com>
13371 Xuepeng Guo <xuepeng.guo@intel.com>
13372 H.J. Lu <hongjiu.lu@intel.com>
13374 Atom pipeline model, tuning and insn selection.
13375 * config.gcc (atom): Add atom config options and target.
13377 * config/i386/atom.md: New.
13379 * config/i386/i386.c (atom_cost): New cost.
13380 (m_ATOM): New macro flag.
13381 (initial_ix86_tune_features): Set m_ATOM.
13382 (x86_accumulate_outgoing_args): Likewise.
13383 (x86_arch_always_fancy_math_387): Likewise.
13384 (processor_target): Add Atom cost.
13385 (cpu_names): Add Atom cpu name.
13386 (override_options): Set Atom ISA.
13387 (ix86_issue_rate): New case PROCESSOR_ATOM.
13388 (ix86_adjust_cost): Likewise.
13390 * config/i386/i386.h (TARGET_ATOM): New target macro.
13391 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13392 (TARGET_OPT_AGU): New target option.
13393 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13394 (processor_type): Add PROCESSOR_ATOM.
13396 * config/i386/i386.md (cpu): Add new value "atom".
13397 (use_carry, movu): New attr.
13398 (atom.md): Include atom.md.
13399 (adddi3_carry_rex64): Set attr "use_carry".
13400 (addqi3_carry): Likewise.
13401 (addhi3_carry): Likewise.
13402 (addsi3_carry): Likewise.
13403 (*addsi3_carry_zext): Likewise.
13404 (subdi3_carry_rex64): Likewise.
13405 (subqi3_carry): Likewise.
13406 (subhi3_carry): Likewise.
13407 (subsi3_carry): Likewise.
13408 (x86_movdicc_0_m1_rex64): Likewise.
13409 (*x86_movdicc_0_m1_se): Likewise.
13410 (x86_movsicc_0_m1): Likewise.
13411 (*x86_movsicc_0_m1_se): Likewise.
13412 (*adddi_1_rex64): Emit add insn as much as possible.
13413 (*addsi_1): Likewise.
13414 (return_internal): Set atom_unit.
13415 (return_internal_long): Likewise.
13416 (return_pop_internal): Likewise.
13417 (*rcpsf2_sse): Set atom_sse_attr attr.
13418 (*qrt<mode>2_sse): Likewise.
13419 (*prefetch_sse): Likewise.
13421 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13423 (ix86_target_macros_internal): Likewise.
13425 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13426 (*prefetch_sse_rex): Likewise.
13427 (sse_rcpv4sf2): Likewise.
13428 (sse_vmrcpv4sf2): Likewise.
13429 (sse_sqrtv4sf2): Likewise.
13430 (<sse>_vmsqrt<mode>2): Likewise.
13431 (sse_ldmxcsr): Likewise.
13432 (sse_stmxcsr): Likewise.
13433 (*sse_sfence): Likewise.
13434 (sse2_clflush): Likewise.
13435 (*sse2_mfence): Likewise.
13436 (*sse2_lfence): Likewise.
13437 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13438 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13439 (avx_movdqu<avxmodesuffix>): Likewise.
13440 (avx_lddqu<avxmodesuffix>): Likewise.
13441 (sse2_movntv2di): Change attr "type" to "ssemov".
13442 (sse2_movntsi): Likewise.
13443 (rsqrtv8sf2): Change attr "type" to "sseadd".
13444 (sse3_addsubv2df3): Set attr "atom_unit".
13445 (sse3_h<plusminus_insn>v4sf3): Likewise.
13446 (*sse2_pmaddwd): Likewise.
13447 (*vec_extractv2di_1_rex64): Likewise.
13448 (*vec_extractv2di_1_avx): Likewise.
13449 (sse2_psadbw): Likewise.
13450 (ssse3_phaddwv8hi3): Likewise.
13451 (ssse3_phaddwv4hi3): Likewise.
13452 (ssse3_phadddv4si3): Likewise.
13453 (ssse3_phadddv2si3): Likewise.
13454 (ssse3_phaddswv8hi3): Likewise.
13455 (ssse3_phaddswv4hi3): Likewise.
13456 (ssse3_phsubwv8hi3): Likewise.
13457 (ssse3_phsubwv4hi3): Likewise.
13458 (ssse3_phsubdv4si3): Likewise.
13459 (ssse3_phsubdv2si3): Likewise.
13460 (ssse3_phsubswv8hi3): Likewise.
13461 (ssse3_phsubswv4hi3): Likewise.
13462 (ssse3_pmaddubsw128): Likewise.
13463 (sse3_pmaddubsw: Likewise.
13464 (ssse3_palignrti): Likewise.
13465 (ssse3_palignrdi): Likewise.
13467 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13469 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13471 2009-04-06 Richard Guenther <rguenther@suse.de>
13473 PR tree-optimization/28868
13474 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13475 of which PHI results we inserted.
13476 (insert_into_preds_of_block): Record inserted PHIs.
13477 (eliminate): Eliminate redundant PHI nodes.
13478 (init_pre): Init inserted_phi_names.
13480 2009-04-06 Richard Guenther <rguenther@suse.de>
13482 PR tree-optimization/39643
13483 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13484 IMAGPART_EXPRs of complex constants.
13485 (execute_fold_all_builtins): If we folded a call queue
13486 TODO_update_address_taken.
13488 2009-04-06 Jan Hubicka <jh@suse.cz>
13490 PR middle-end/39659
13491 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13494 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13496 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13498 (ic_invalidate_array): Likewise.
13500 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13502 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13503 alignment for library calls.
13505 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13507 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13508 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13509 * config/i386/mingw-stdint.h: New file.
13511 2009-04-05 Richard Guenther <rguenther@suse.de>
13513 PR tree-optimization/39648
13514 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13515 our &A vs. &A[0] IL deficiencies.
13517 2009-04-04 Jan Hubicka <jh@suse.cz>
13519 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13520 removed toplevel regions.
13521 (sjlj_mark_call_sites): Likewise.
13523 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13525 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13526 (cygwin tm clause use_gcc_stdint): Set to wrap.
13527 * config/i386/cygwin-stdint.h: New file.
13529 2009-04-04 Richard Guenther <rguenther@suse.de>
13531 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13532 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13533 single-argument PHIs if we are in loop-closed SSA form.
13534 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13535 for the pre-condition.
13536 (slpeel_tree_peel_loop_to_edge): Likewise.
13537 (vect_build_loop_niters): Take an optional sequence to append stmts.
13538 (vect_generate_tmps_on_preheader): Likewise.
13539 (vect_do_peeling_for_loop_bound): Take extra guards for the
13541 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13542 the cost model check.
13543 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13544 guards if we are going to peel. Do not apply versioning in that case.
13545 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13546 (vect_do_peeling_for_loop_bound): Likewise.
13547 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13548 loop bound only record extra pre-conditions, do not apply loop
13551 2009-04-04 Richard Guenther <rguenther@suse.de>
13553 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13556 2009-04-04 Jan Hubicka <jh@suse.cz>
13558 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13559 last_basic_block for size of bb->index indexed array.
13560 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13561 compute_out, link_btr_uses, build_btr_def_use_webs,
13562 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13564 2009-04-04 Jan Hubicka <jh@suse.cz>
13566 * except.c (remove_eh_handler_and_replace): Break out from ...
13567 (remove_eh_handler): ... here.
13568 (bring_to_root): New function.
13569 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13570 handled ones, bring others to root of tree.
13572 2009-04-04 Jan Hubicka <jh@suse.cz>
13574 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13575 (all_phis_safe_to_merge): New function.
13576 (update_info): New structure.
13577 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13578 (cleanup_empty_eh): Update SSA if possible.
13580 2009-04-04 Richard Guenther <rguenther@suse.de>
13582 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13583 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13584 (append_vuse): Likewise.
13586 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13588 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13589 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13590 instead of REG_UNSAVED for DW_CFA_undefined.
13591 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13592 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13595 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13598 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13599 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13600 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13602 2009-04-04 Richard Guenther <rguenther@suse.de>
13604 PR tree-optimization/8781
13605 PR tree-optimization/37892
13606 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13607 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13608 (valueize_refs): Call it for *& valueizations.
13609 (shared_reference_ops_from_ref): Rename to ...
13610 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13611 (shared_reference_ops_from_call): Rename to ...
13612 (valueize_shared_reference_ops_from_call): ... this and valueize.
13613 (vn_reference_lookup): Update.
13614 (visit_reference_op_call): Likewise.
13615 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13616 (eliminate): Value-replace the call address in call statements.
13618 2009-04-04 Richard Guenther <rguenther@suse.de>
13620 PR tree-optimization/39636
13621 * tree-ssa-forwprop.c
13622 (forward_propagate_addr_into_variable_array_index): Check for
13623 GIMPLE_ASSIGN before accessing the rhs code.
13625 2009-04-03 Jason Merrill <jason@redhat.com>
13627 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13629 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13631 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13632 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13633 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13634 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13635 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13636 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13637 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13638 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13639 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13640 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13641 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13642 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13643 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13644 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13645 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13646 Use fr_reg_or_fp01_operand instead of fr_register_operand
13648 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13649 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13650 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13652 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13654 PR rtl-optimization/39607
13655 PR rtl-optimization/39631
13659 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13660 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13661 instead of DF_LR_OUT.
13662 * ira-lives.c (process_bb_node_lives): Ditto.
13663 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13664 instead of DF_LR_{OUT,IN}.
13665 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13666 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13668 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13670 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13671 (execute_lower_omp): Always run but take the short way out if -fopenmp
13673 (gate_lower_omp): Remove, forcing the pass manager to always run the
13674 pass and always set PROP_gimple_lomp.
13675 (pass_lower_omp): Remove gate function.
13676 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13677 PROP_trees. Instead, require it.
13678 * ipa-cp.c (pass_ipa_cp): Likewise.
13679 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13680 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13681 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13682 and PROP_gimple_leh.
13684 2009-04-03 Richard Guenther <rguenther@suse.de>
13686 PR middle-end/13146
13687 PR tree-optimization/23940
13688 PR tree-optimization/33237
13689 PR middle-end/33974
13690 PR middle-end/34093
13691 PR tree-optimization/36201
13692 PR tree-optimization/36230
13693 PR tree-optimization/38049
13694 PR tree-optimization/38207
13695 PR tree-optimization/38230
13696 PR tree-optimization/38301
13697 PR tree-optimization/38585
13698 PR middle-end/38895
13699 PR tree-optimization/38985
13700 PR tree-optimization/39299
13701 * tree-ssa-structalias.h: Remove.
13702 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13703 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13704 (struct vuse_element_d): Remove.
13705 (struct vuse_vec_d): Likewise.
13706 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13707 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13708 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13709 VUSE_ELEMENT_VAR): Likewise.
13710 (struct voptype_d): Likewise.
13711 (NUM_VOP_FREE_BUCKETS): Likewise.
13712 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13713 (struct stmt_operands_d): Remove.
13714 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13715 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13716 VDEF_NUM, VDEF_VECT): Likewise.
13717 (copy_virtual_operands): Remove.
13718 (operand_build_cmp): Likewise.
13719 (create_ssa_artificial_load_stmt): Likewise.
13720 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13721 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13722 vuse_index and mayuse_index members. Pack and move done and iter_type
13723 members to the front.
13724 (SSA_OP_VMAYUSE): Remove.
13725 (SSA_OP_VIRTUAL_USES): Adjust.
13726 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13727 (unlink_stmt_vdef): Declare.
13728 (add_to_addressable_set): Remove.
13729 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13730 (vrp_visit_stmt): Likewise.
13731 * doc/tree-ssa.texi (Alias analysis): Update.
13732 * doc/invoke.texi (max-aliased-vops): Remove docs.
13733 (avg-aliased-vops): Likewise.
13734 * tree-into-ssa.c (syms_to_rename): Remove.
13735 (need_to_update_vops_p): Likewise.
13736 (need_to_initialize_update_ssa_p): Rename to ...
13737 (update_ssa_initialized_fn): ... this. Track function we are
13739 (symbol_marked_for_renaming): Simplify.
13740 (add_new_name_mapping): Do not set need_to_update_vops_p.
13741 (dump_currdefs): Use SYMS_TO_RENAME.
13742 (rewrite_update_stmt): Always walk all uses/defs.
13743 (dump_update_ssa): Adjust.
13744 (init_update_ssa): Take function argument. Track what we are
13746 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13747 (create_new_def_for): Initialize for cfun, assert we are initialized
13749 (mark_sym_for_renaming): Simplify.
13750 (mark_set_for_renaming): Do not initialize update-ssa.
13751 (need_ssa_update_p): Simplify. Take function argument.
13752 (name_mappings_registered_p): Assert we ask for the correct function.
13753 (name_registered_for_update_p): Likewise.
13754 (ssa_names_to_replace): Likewise.
13755 (release_ssa_name_after_update_ssa): Likewise.
13756 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13757 (dump_decl_set): Do not print a newline.
13758 (debug_decl_set): Do it here.
13759 (dump_update_ssa): And here.
13760 * tree-ssa-loop-im.c (move_computations): Adjust.
13761 (movement_possibility): Likewise.
13762 (determine_max_movement): Likewise.
13763 (gather_mem_refs_stmt): Likewise.
13764 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13765 or NAME_MEMORY_TAG.
13766 * tree-complex.c (update_all_vops): Remove.
13767 (expand_complex_move): Adjust.
13768 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13769 Simplify test for memory referencing statement. Exclude
13770 non-invariant ADDR_EXPRs.
13771 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13772 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13773 (rdg_flag_uses): Likewise.
13774 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13776 (tree_optimize_tail_calls_1): Also split the
13777 edge from the entry block if we have degenerate PHI nodes in
13778 the first basic block.
13779 * tree.c (init_ttree): Remove memory-tag related code.
13780 (tree_code_size): Likewise.
13781 (tree_node_structure): Likewise.
13782 (build7_stat): Re-write to be build6_stat.
13783 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13784 (SSA_VAR_P): Adjust.
13785 (struct tree_memory_tag): Remove.
13786 (struct tree_memory_partition_tag): Likewise.
13787 (union tree_node): Adjust.
13788 (build7): Re-write to be build6.
13789 * tree-pass.h (pass_reset_cc_flags): Remove.
13790 (TODO_update_address_taken): New flag.
13791 (pass_simple_dse): Remove.
13792 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13793 * params.h (MAX_ALIASED_VOPS): Remove.
13794 (AVG_ALIASED_VOPS): Likewise.
13795 * omp-low.c (expand_omp_taskreg): Update SSA form.
13796 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13797 aliases the lhs in a copy stmt.
13798 * tree-ssa-dse.c (struct address_walk_data): Remove.
13799 (memory_ssa_name_same): Likewise.
13800 (memory_address_same): Likewise.
13801 (get_kill_of_stmt_lhs): Likewise.
13802 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13803 unused stores. Look through PHI nodes into post-dominated regions.
13804 (dse_optimize_stmt): Simplify. Properly remove stores.
13805 (tree_ssa_dse): Compute dominators.
13806 (execute_simple_dse): Remove.
13807 (pass_simple_dse): Likewise.
13808 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13809 gimple_loaded_syms and gimple_stored_syms computation.
13810 * toplev.c (dump_memory_report): Dump alias and pta stats.
13811 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13812 (vn_reference_eq): Likewise.
13813 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13814 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13815 valueize_vuses): Remove.
13816 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13817 (get_def_ref_stmt_vuse): ... this.
13818 (vn_reference_lookup_2): New function.
13819 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13820 walking equivalent vuses. Simplify.
13821 (vn_reference_lookup): Likewise.
13822 (vn_reference_insert): Likewise.
13823 (vn_reference_insert_pieces): Likewise.
13824 (visit_reference_op_call): Simplify.
13825 (visit_reference_op_load): Likewise.
13826 (visit_reference_op_store): Likewise.
13827 (init_scc_vn): Remove shared_lookup_vuses initialization.
13828 (free_scc_vn): Remove shared_lookup_vuses freeing.
13829 (sort_vuses, sort_vuses_heap): Remove.
13830 (get_ref_from_reference_ops): Export.
13831 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13832 vector with single vuse pointer.
13833 (vn_reference_lookup_pieces, vn_reference_lookup,
13834 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13835 (shared_vuses_from_stmt): Remove.
13836 (get_ref_from_reference_ops): Declare.
13837 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13838 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13839 memory-tag related code.
13840 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13841 (likely_value): Add comment, skip static-chain of call statements.
13842 (surely_varying_stmt_p): Adjust.
13843 (gimplify_and_update_call_from_tree): Likewise.
13844 (execute_fold_all_builtins): Do not rebuild alias info.
13845 (gimplify_and_update_call_from_tree): Properly update VOPs.
13846 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13847 (copy_ref_info): Remove memory-tag related code.
13848 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13849 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13850 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13852 * tree-ssa-dom.c (gimple_p): Remove typedef.
13853 (eliminate_redundant_computations): Adjust.
13854 (record_equivalences_from_stmt): Likewise.
13855 (avail_expr_hash): Likewise.
13856 (avail_expr_eq): Likewise.
13857 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13858 (stmt_makes_single_load): Likewise.
13859 (stmt_makes_single_store): Likewise.
13860 * tree-ssa-alias.c: Rewrite completely.
13861 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13862 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13863 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13864 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13865 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13866 Remove public functions.
13867 (pass_reset_cc_flags): Remove.
13868 (pass_build_alias): Move ...
13869 * tree-ssa-structalias.c (pass_build_alias): ... here.
13870 * tree-ssa-alias.c (may_be_aliased): Move ...
13871 * tree-flow-inline.h (may_be_aliased): ... here.
13872 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13873 count_uses_and_derefs): Move ...
13874 * gimple.c: ... here.
13875 * gimple.h (count_uses_and_derefs): Declare.
13876 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13877 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13878 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13879 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13880 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13881 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13882 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13884 * tree-dfa.c (refs_may_alias_p): Move ...
13885 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13886 * tree-ssa-alias.h: New file.
13887 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13888 (statement_sink_location): Likewise.
13889 * opts.c (decode_options): Do not adjust max-aliased-vops or
13890 avg-aliased-vops values.
13891 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13892 (TV_CALL_CLOBBER): Likewise.
13893 (TV_FLOW_SENSITIVE): Likewise.
13894 (TV_FLOW_INSENSITIVE): Likewise.
13895 (TV_MEMORY_PARTITIONING): Likewise.
13896 (TV_ALIAS_STMT_WALK): New timevar.
13897 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13898 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13899 (get_address_description): Remove memory-tag related code.
13900 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13901 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13902 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
13903 and immediate uses in statements. Document.
13904 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
13905 (dump_symbols): Remove.
13906 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
13907 * alias.c (get_deref_alias_set): New function split out from ...
13908 (get_alias_set): ... here.
13909 * alias.h (get_deref_alias_set): Declare.
13910 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
13911 type parameter. Remove restrict pointer handling. Create a
13912 ref-all pointer in case type-based alias sets do not conflict.
13913 (vect_analyze_data_refs): Remove SMT related code.
13914 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
13915 (vectorizable_load): Likewise.
13916 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
13917 (DR_SYMBOL_TAG, DR_VOPS): Remove.
13918 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
13919 Ignore vops and SMTs.
13920 (dr_analyze_alias): Likewise..
13921 (free_data_ref): Likewise.
13922 (create_data_ref): Likewise.
13923 (analyze_all_data_dependences): Likewise.
13924 (get_references_in_stmt): Adjust.
13925 * tree-flow-inline.h (gimple_aliases_computed_p,
13926 gimple_addressable_vars, gimple_call_clobbered_vars,
13927 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
13928 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
13929 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
13930 gimple_mem_ref_stats): Remove.
13931 (gimple_vop): New function.
13932 (op_iter_next_use): Remove vuses and mayuses cases.
13933 (op_iter_next_def): Remove vdefs case.
13934 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
13935 (clear_and_done_ssa_iter): Do not set removed fields.
13936 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
13937 Assert we are not iterating over vuses or vdefs if not also
13938 iterating over uses or defs.
13939 (op_iter_init_use): Likewise.
13940 (op_iter_init_def): Likewise.
13941 (op_iter_next_vdef): Remove.
13942 (op_iter_next_mustdef): Likewise.
13943 (op_iter_init_vdef): Likewise.
13944 (compare_ssa_operands_equal): Likewise.
13945 (link_use_stmts_after): Handle vuse operand.
13946 (is_call_used): Use is_call_clobbered.
13947 (is_call_clobbered): Global variables are always call clobbered,
13948 query the call-clobbers bitmap.
13949 (mark_call_clobbered): Ignore global variables.
13950 (clear_call_clobbered): Likewise.
13951 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
13952 virtual operands sanity check.
13953 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
13955 (TARGET_MEM_REF): Remove TMR_TAG operand.
13956 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
13957 Remove call-clobber related code.
13958 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
13959 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
13960 partitions or escape reason.
13961 (get_single_def_stmt, get_single_def_stmt_from_phi,
13962 get_single_def_stmt_with_phi): Remove.
13963 (dump_referenced_vars): Tidy.
13964 (get_ref_base_and_extent): Allow bare decls.
13965 (collect_dfa_stats): Adjust.
13966 * graphite.c (rename_variables_in_stmt): Adjust.
13967 (graphite_copy_stmts_from_block): Likewise.
13968 (translate_clast): Likewise.
13969 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
13971 (translate_vuse_through_block): Use the oracle.
13972 (phi_translate_1): Adjust.
13973 (value_dies_in_block_x): Use the oracle. Cache the outcome
13975 (valid_in_sets): Check if the VUSE for
13976 a REFERENCE is available.
13977 (eliminate): Do not remove stmts during elimination,
13978 instead queue and remove them afterwards.
13979 (do_pre): Do not rebuild alias info.
13980 (pass_pre): Run TODO_rebuild_alias before PRE.
13981 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
13982 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
13983 (mark_all_v_defs_stmt): Remove.
13984 (mark_all_v_defs_seq): Adjust.
13985 (sra_replace): Likewise.
13986 (scalarize_use): Likewise.
13987 (scalarize_copy): Likewise.
13988 (scalarize_init): Likewise.
13989 (scalarize_ldst): Likewise.
13990 (todoflags): Remove.
13991 (tree_sra): Do not rebuild alias info.
13992 (tree_sra_early): Adjust.
13993 (pass_sra): Run TODO_update_address_taken before SRA.
13994 * tree-predcom.c (set_alias_info): Remove.
13995 (prepare_initializers_chain): Do not call it.
13996 (mark_virtual_ops_for_renaming): Adjust.
13997 (mark_virtual_ops_for_renaming_list): Remove.
13998 (initialize_root_vars): Adjust.
13999 (initialize_root_vars_lm): Likewise.
14000 (prepare_initializers_chain): Likewise.
14001 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
14002 (may_propagate_copy_into_stmt): Likewise.
14003 (merge_alias_info): Do nothing for now.
14004 (propagate_tree_value_into_stmt): Adjust.
14005 (stmt_may_generate_copy): Likewise.
14006 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14007 not mark symbols for renaming.
14008 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14009 with the same statement, make sure to update the new pointed-to one.
14010 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14011 call statements, do not mark symbols for renaming.
14012 (mark_operand_necessary): Dump something.
14013 (ref_may_be_aliased): New function.
14014 (mark_aliased_reaching_defs_necessary_1): New helper function.
14015 (mark_aliased_reaching_defs_necessary): Likewise.
14016 (mark_all_reaching_defs_necessary_1): Likewise.
14017 (mark_all_reaching_defs_necessary): Likewise.
14018 (propagate_necessity): Do not process virtual PHIs. For
14019 non-aliased loads mark all reaching definitions as necessary.
14020 For aliased loads and stores mark the immediate dominating
14021 aliased clobbers as necessary.
14022 (visited): New global static.
14023 (perform_tree_ssa_dce): Free visited bitmap after propagating
14025 (remove_dead_phis): Perform simple dead virtual PHI removal.
14026 (remove_dead_stmt): Properly unlink virtual operands when
14028 (eliminate_unnecessary_stmts): Schedule PHI removal after
14030 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14031 (process_replaceable): Likewise.
14032 (find_replaceable_in_bb): Likewise.
14033 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14034 based on the single gimple vop.
14035 (verify_flow_insensitive_alias_info): Remove.
14036 (verify_flow_sensitive_alias_info): Likewise.
14037 (verify_call_clobbering): Likewise.
14038 (verify_memory_partitions): Likewise.
14039 (verify_alias_info): Likewise.
14040 (verify_ssa): Adjust..
14041 (execute_update_addresses_taken): Export. Update SSA
14042 manually. Optimize only when optimizing. Use a local bitmap.
14043 (pass_update_address_taken): Remove TODO_update_ssa, add
14045 (pass_update_address_taken): Just use TODO_update_address_taken.
14046 (init_tree_ssa): Do not initialize addressable_vars.
14047 (verify_ssa): Verify new VUSE / VDEF properties.
14048 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14049 Do not call verify_alias_info.
14050 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14051 Do not free the loaded and stored syms bitmaps. Reset the escaped
14052 and callused solutions. Do not free addressable_vars.
14053 Remove memory-tag related code.
14054 (warn_uninitialized_var): Aliases are always available.
14055 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14056 * lambda-code.c (can_put_in_inner_loop): Adjust.
14057 (can_put_after_inner_loop): Likewise.
14058 (perfect_nestify): Likewise.
14059 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14060 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14061 (vectorizable_conversion): Do not mark symbols for renaming.
14062 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14063 (expand_call_inline): Unlink the calls virtual operands before
14065 (tree_function_versioning): Do not call update_ssa if we are not
14066 updating clones. Simplify.
14067 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14068 (propagate_with_phi): Likewise..
14069 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14070 clobber code. Assert we are not aliased or global.
14071 * tree-flow.h: Include tree-ssa-alias.h
14072 (enum escape_type): Remove.
14073 (struct mem_sym_stats_d): Likewise.
14074 (struct mem_ref_stats_d): Likewise.
14075 (struct gimple_df): Add vop member. Remove global_var,
14076 call_clobbered_vars, call_used_vars, addressable_vars,
14077 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14078 escaped and callused members.
14079 (struct ptr_info_def): Remove all members, add points-to solution
14081 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
14082 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
14083 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
14084 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
14085 (tree-ssa-alias.o): Likewise.
14086 (toplev.o): Add tree-ssa-alias.h
14087 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
14088 * gimple.c (gimple_set_bb): Fix off-by-one error.
14089 (is_gimple_reg): Do not handle memory tags.
14090 (gimple_copy): Also copy virtual operands.
14091 Delay updating the statement. Do not reset loaded and stored syms.
14092 (gimple_set_stored_syms): Remove.
14093 (gimple_set_loaded_syms): Likewise.
14094 (gimple_call_copy_skip_args): Copy the virtual operands
14095 and mark the new statement modified.
14096 * tree-ssa-structalias.c (may_alias_p): Remove.
14097 (set_uids_in_ptset): Take the alias set to prune with as
14098 parameter. Fold in the alias test of may_alias_p.
14099 (compute_points_to_sets): Compute whether a ptr is dereferenced
14100 in a local sbitmap.
14101 (process_constraint): Deal with &ANYTHING on the lhs, reject all
14102 other ADDRESSOF constraints on the lhs.
14103 (get_constraint_for_component_ref): Assert that we don't get
14104 ADDRESSOF constraints from the base of the reference.
14105 Properly generate UNKNOWN_OFFSET for DEREF if needed.
14106 (struct variable_info): Remove collapsed_to member.
14107 (get_varinfo_fc): Remove.
14108 (new_var_info): Do not set collapsed_to.
14109 (dump_constraint): Do not follow cycles.
14110 (dump_constraint_graph): Likewise.
14111 (build_pred_graph): Likewise.
14112 (build_succ_graph): Likewise.
14113 (rewrite_constraints): Likewise.
14114 (do_simple_structure_copy): Remove.
14115 (do_rhs_deref_structure_copy): Remove.
14116 (do_lhs_deref_structure_copy): Remove.
14117 (collapse_rest_of_var): Remove.
14118 (do_structure_copy): Re-implement.
14119 (pta_stats): New global variable.
14120 (dump_pta_stats): New function.
14121 (struct constraint_expr): Make offset signed.
14122 (UNKNOWN_OFFSET): Define special value.
14123 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
14124 (solution_set_expand): New helper function split out from ...
14125 (do_sd_constraint): ... here.
14126 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
14127 (do_ds_constraint): Likewise.
14128 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
14129 and CALLUSED = *CALLUSED.
14130 (set_union_with_increment): Make inc argument signed.
14131 (type_safe): Remove.
14132 (get_constraint_for_ptr_offset): Handle unknown and negative
14134 (first_vi_for_offset): Handle offsets before start. Bail
14135 out early for offsets beyond the variable extent.
14136 (first_or_preceding_vi_for_offset): New function.
14137 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
14138 Together with ESCAPED = *ESCAPED this properly computes reachability.
14139 (find_what_var_points_to): New function.
14140 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
14141 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
14142 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
14143 pt_solutions_intersect): New functions.
14144 (compute_call_used_vars): Remove.
14145 (compute_may_aliases): New main entry into PTA computation.
14146 * gimple.h (gimple_p): New typedef.
14147 (struct gimple_statement_base): Remove references_memory_p.
14148 (struct gimple_statement_with_memory_ops_base): Remove
14149 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
14151 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
14152 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
14153 gimple_set_references_memory): Remove.
14154 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
14155 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
14157 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
14158 (verify_expr): Allow RESULT_DECL.
14159 (gimple_duplicate_bb): Do not copy virtual operands.
14160 (gimple_duplicate_sese_region): Adjust.
14161 (gimple_duplicate_sese_tail): Likewise.
14162 (mark_virtual_ops_in_region): Remove.
14163 (move_sese_region_to_fn): Do not call it.
14164 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
14165 and pass_simple_dse.
14166 (execute_function_todo): Handle TODO_update_address_taken,
14167 call execute_update_addresses_taken for TODO_rebuild_alias.
14168 (execute_todo): Adjust.
14169 (execute_one_pass): Init dump files early.
14170 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
14172 (create_general_new_stmt): Clear vops.
14173 * tree-ssa-reassoc.c (get_rank): Adjust.
14174 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
14175 symbols for renaming.
14176 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
14177 (PARAM_AVG_ALIASED_VOPS): Likewise.
14178 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
14179 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
14180 * tree-ssa-operands.c: Simplify for new virtual operand representation.
14181 (operand_build_cmp, copy_virtual_operands,
14182 create_ssa_artificial_load_stmt, add_to_addressable_set,
14183 gimple_add_to_addresses_taken): Remove public functions.
14184 (unlink_stmt_vdef): New function.
14186 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14188 * config.gcc (powerpc-*-linux*): Merge variants.
14190 2009-04-02 Chao-ying Fu <fu@mips.com>
14191 James Grosbach <james.grosbach@microchip.com>
14193 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
14194 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
14196 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
14197 keep_interrupts_masked_p, use_debug_exception_return_p.
14198 (mips_attribute_table): Add interrupt, use_shadow_register_set,
14199 keep_interrupts_masked, use_debug_exception_return.
14200 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
14201 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
14203 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
14204 (mips_print_operand): Process COP0 registers to print $0 .. $31
14205 correctly for GAS to process.
14206 (mips_interrupt_extra_call_saved_reg_p): New function.
14207 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
14209 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
14210 (mips_compute_frame_info): Add supports for interrupt context that
14211 includes doubleword accumulators and COP0 registers.
14212 (mips_for_each_saved_acc): New function.
14213 (mips_for_each_saved_gpr_and_fpr): Change the function name from
14214 mips_for_each_saved_reg.
14215 (mips_save_reg): Save accumulators.
14216 (mips_kernel_reg_p): A new for_each_rtx callback.
14217 (mips_expand_prologue): Support interrupt handlers.
14218 (mips_restore_reg): Restore accumulators.
14219 (mips_expand_epilogue): Support interrupt handlers.
14220 (mips_can_use_return_insn): Return false for interrupt handlers.
14221 (mips_epilogue_uses): New function.
14222 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
14223 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
14224 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
14225 cop0_move): New instructions.
14226 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
14227 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
14229 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
14231 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
14232 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
14233 interrupt handlers, we use K0 as the temporary register.
14234 (EPILOGUE_USES): Change to a function call.
14235 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
14236 handlers, we use K0 as the temporary register.
14238 * doc/extend.texi (Function Attributes): Document interrupt,
14239 use_shadow_register_set, keep_interrupts_masked,
14240 use_debug_exception_return for MIPS attributes.
14242 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14244 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
14245 Remove a number of t-files from tmake_file.
14246 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
14247 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14248 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14249 target_prototype, not TARGET_PROTOTYPE.
14250 (LINK_OS_GNU_SPEC): Define.
14251 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14252 and darwin-ldoubdle.c.
14254 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14257 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14258 (cpp_options): Ditto.
14259 (default_compilers): Ditto.
14260 (display_help): Ditto.
14261 (process_command): Ditto.
14262 (do_spec_1): Ditto.
14263 (set_input): Use lbasename instead of duplicate code.
14264 (save_temps_prefix): New static for -save-temps=obj.
14265 (save_temps_length): Ditto.
14267 * doc/invoke.texi (-save-temps=obj): Document new variant to
14268 -save-temps switch.
14270 2009-04-02 Jeff Law <law@redhat.com>
14272 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14275 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14277 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14278 * configure: Regenerated.
14280 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14282 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14283 share the argument list.
14285 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14289 2009-02-12 Diego Novillo <dnovillo@google.com>
14291 * varpool.c (debug_varpool): New.
14292 * cgraph.h (debug_varpool): Declare.
14294 2009-04-02 Jan Hubicka <jh@suse.cz>
14296 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14299 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14301 * config/i386/i386.c (ix86_abi): Move initialization to ...
14302 (override_options): Here.
14304 2009-04-02 Christian Bruel <christian.bruel@st.com>
14306 * config/sh/sh.c (sh_dwarf_register_span): New function.
14307 (TARGET_DWARF_REGISTER_SPAN): Define.
14308 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14310 2009-04-02 Ira Rosen <irar@il.ibm.com>
14312 PR tree-optimization/39595
14313 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14314 interleaved loads group is not greater than the SLP group size.
14316 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14318 * builtins.c (is_builtin_name): New.
14319 (called_as_built_in): Use is_builtin_name.
14320 * tree.h (is_builtin_name): New.
14321 * varasm.c (incorporeal_function_p): Use is_builtin_name
14323 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14325 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14327 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14330 * c-decl.c (clone_underlying_type): Move this ...
14331 * c-common.c (set_underlying_type): ... here.
14332 Also, make sure the function properly sets TYPE_STUB_DECL() on
14333 the newly created typedef variant type.
14334 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14335 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14338 2009-04-02 Richard Guenther <rguenther@suse.de>
14340 PR tree-optimization/37221
14341 * tree-flow.h (degenerate_phi_result): Declare.
14342 * tree-ssa-dom.c (degenerate_phi_result): Export.
14343 * tree-scalar-evolution.c (analyze_initial_condition): If
14344 the initial condition is defined by a degenerate PHI node
14345 use the degenerate value.
14347 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14349 PR rtl-optimization/39588
14350 * combine.c (merge_outer_ops): Do not set the constant when this
14352 (simplify_shift_const_1): Do not modify it either in this case.
14354 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14356 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14357 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14359 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14362 * c-lex.c (interpret_float): Default (no suffix) is double.
14364 2009-04-1 Xinliang David Li <davidxl@google.com>
14366 * config/i386/i386.c (legitimate_constant_p): Recognize
14367 all one vector constant.
14369 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14371 * config/vax/vax.c: Add #includes to silence warnings.
14372 Change #include order to silence two warnings.
14374 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14376 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14377 (ASM_SPEC): Pass -k to the assembler for PIC code.
14379 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14381 * config.gcc: Add vax-*-linux* to the switch.
14382 * config/vax/linux.h: New file. (TARGET_VERSION,
14383 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14385 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14387 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14388 Use predicate macros instead of GET_CODE() == foo.
14389 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14390 ashlsi3, rotrsi3, <unnamed>): Likewise.
14392 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14394 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14395 jbbccihi, jbbccisi): Remova trailing whitespace.
14396 * config/vax/constraints.md: Likewise.
14397 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14398 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14399 * config/vax/predicates.md: Likewise.
14400 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14401 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14402 * config/vax/vax.h: Likewise.
14403 * config/vax/vax.md (nonlocal_goto): Likewise.
14405 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14407 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14408 (indirectable_address_p, adjacent_operands_p): Add spaces around
14410 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14412 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14414 * config/vax/vax.c (legitimate_constant_address_p,
14415 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14416 index_term_p, reg_plus_index_p, legitimate_address_p,
14417 vax_mode_dependent_address_p): Update comments to match functions
14418 modified by the recent int->bool conversion.
14420 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14422 * config/vax/builtins.md: Update copyright message.
14423 * config/vax/constraints.md: Likewise.
14424 * config/vax/netbsd-elf.h: Likewise.
14425 * config/vax/predicates.md: Likewise.
14426 * config/vax/vax-protos.h: Likewise.
14427 * config/vax/vax.c: Likewise.
14428 * config/vax/vax.h: Likewise.
14429 * config/vax/vax.md: Likewise.
14430 * config/vax/vax.opt: Likewise.
14432 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14434 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14435 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14436 * config/vax/constraints.md (B, R): Likewise.
14437 * config/vax/predicates.md (external_memory_operand,
14438 nonimmediate_addsub_di_operand): Likewise.
14439 * config/vax/vax.c (vax_output_int_add): Likewise.
14440 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14441 untyped_call): Likewise.
14443 2009-04-01 Matt Thomas <matt@3am-software.com>
14445 * config/vax/predicates.md: New file.
14446 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14447 external_const_operand, nonsymbolic_operand, external_memory_operand,
14448 indirect_memory_operand, indexed_memory_operand,
14449 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14450 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14452 * config/vax/constraints.md: New file.
14453 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14455 * config/vax/builtins.md: New file.
14456 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14457 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14459 * config/vax/vax.opt (mqmath): Add option.
14460 * config/vax/vax.md (isfx): Extend with DI.
14461 (VAXintQH, VAXintQHSD): Define.
14462 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14463 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14464 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14465 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14466 (movdi): Update constraints and use vax_output_int_move().
14467 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14468 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14469 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14470 nonlocal_goto): New.
14471 (mov<mode>): Extend accepted operand types.
14472 (subdi3_old): Rename from subdi3, change update constraints and use
14473 a new implementation.
14474 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14475 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14476 MOVE_RATIO, CLEAR_RATIO): Define.
14477 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14478 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14479 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14480 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14481 (split_quadword_operands): Make static and really allow variable
14483 (print_operand_address): Update for PIC generation.
14484 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14485 indexable_address_p, fixup_mathdi_operand,
14486 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14487 (vax_float_literal, legitimate_constant_p,
14488 indirectable_constant_address_p, index_term_p,
14489 reg_plus_index_p): Return bool instead of int.
14490 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14492 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14494 (vax_output_conditional_branch): Indent.
14495 (legitimate_constant_address_p, indirectable_constant_address_p,
14496 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14497 vax_mode_dependent_address_p): Return bool instead of int, update for
14499 * config/vax/vax-protos.h (legitimate_constant_address_p,
14500 legitimate_constant_p, legitimate_address_p,
14501 vax_mode_dependent_address_p): Change declaration to bool.
14502 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14503 vax_expand_addsub_di_operands, vax_output_int_subtract,
14504 vax_output_movmemsi): Declare.
14505 (split_quadword_operands, vax_float_literal): Delete declaration.
14506 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14507 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14508 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14509 ASM_OUTPUT_DWARF_PCREL): Define.
14510 (ASM_SPEC): Change definition to allow PIC generation.
14512 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14514 * doc/sourcebuild.texi: Update front-end requirements.
14516 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14519 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14520 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14521 (booldi3_internal3): Use boolean_or_operator instead of
14524 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14527 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14528 declarator whose size is not an integer constant expression but
14529 folds to an integer constant, then treat it as a constant
14532 2009-04-01 Richard Guenther <rguenther@suse.de>
14534 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14535 i * 4 + 2 to (i * 2 + 1) * 2.
14537 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14540 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14541 return if c_parser_asm_string_literal returned NULL.
14543 2009-04-01 Nick Clifton <nickc@redhat.com>
14545 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14547 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14548 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14549 other typedefs to avoid conflicts with libgcc2.c. Define labels
14550 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14552 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14553 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14556 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14558 * varasm.c (default_function_rodata_section): Declare DOT as
14561 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14562 Andrey Galkin <agalkin@hypercom.com>
14565 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14566 Make object_name unique for each process.
14568 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14571 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14572 addressable variables in the parallel that could go out of scope while
14573 running queued tasks.
14575 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14577 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14578 (CASE_VALUES_THRESHOLD): Redefine.
14579 * config/avr/avr.c (avr_override_options): Remove initialization of
14580 avr_case_values_threshold variable.
14581 (avr_case_values_threshold): Remove variable. Add new function.
14582 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14583 * config/avr/avr.opt (mno-tablejump): Remove option.
14584 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14586 2009-04-01 DJ Delorie <dj@redhat.com>
14588 * varasm.c (default_function_rodata_section): Don't assume
14589 anything about where the first '.' in the section name is.
14591 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14593 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14594 rs6000_emit_stack_tie.
14596 2009-03-31 Ian Lance Taylor <iant@google.com>
14598 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14599 gimple_code with GIMPLE_RESX, not RESX.
14601 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14603 * c-common.c (c_get_ident): New.
14604 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14606 2009-04-01 Ben Elliston <bje@au.ibm.com>
14608 * config/rs6000/sysv4.opt (msdata): Improve option description.
14610 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14612 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14613 (divdf3_internal_lat): Remove.
14614 (divxf3_internal_lat): Remove.
14615 (divxf3_internal_thr): Remove.
14616 (divxf): Use divxf3_internal.
14617 * config/ia64/div.md (divsf3_internal_lat): New.
14618 (divdf3_internal_lat): New.
14619 (divxf3_internal): New.
14621 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14624 * Makefile.in (USE_GCC_STDINT): Define.
14625 (stmp-int-hdrs): Install stdint.h if applicable.
14626 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14628 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14629 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14630 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14631 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14632 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14633 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14634 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14635 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14636 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14637 (c_common_nodes_and_builtins): Initialize
14638 underlying_wchar_type_node. Do not initialize
14639 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14640 nodes for new types.
14641 (c_stddef_cpp_builtins): Define macros for new types.
14642 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14644 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14645 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14646 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14647 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14648 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14649 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14650 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14651 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14652 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14653 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14654 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14655 int16_type_node, int32_type_node, int64_type_node,
14656 uint8_type_node, uint16_type_node, c_uint32_type_node,
14657 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14658 int_least32_type_node, int_least64_type_node,
14659 uint_least8_type_node, uint_least16_type_node,
14660 uint_least32_type_node, uint_least64_type_node,
14661 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14662 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14663 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14664 uintptr_type_node): Define.
14665 * c-cppbuiltin.c (builtin_define_constants,
14666 builtin_define_type_minmax): New.
14667 (builtin_define_stdint_macros): Define more macros.
14668 (c_cpp_builtins): Define more limit macros.
14669 (type_suffix): New.
14670 (builtin_define_type_max): Define in terms of
14671 builtin_define_type_minmax. Remove is_long parameter. All
14673 * config.gcc (use_gcc_stdint): Define.
14674 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14675 Add newlib-stdint.h for generic targets.
14676 * config/glibc-stdint.h, config/newlib-stdint.h,
14677 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14678 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14679 * config/score/score.h (UINTPTR_TYPE): Define.
14680 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14681 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14682 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14683 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14684 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14685 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14686 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14687 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14688 * config/spu/spu.h (STDINT_LONG32): Define.
14689 * configure.ac (use_gcc_stdint): Substitute.
14690 * configure: Regenerate.
14691 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14692 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14693 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14694 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14695 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14696 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14697 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14698 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14699 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14700 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14701 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14702 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14703 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14704 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14705 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14706 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14707 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14708 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14709 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14710 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14711 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14712 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14713 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14714 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14715 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14716 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14717 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14718 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14719 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14721 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14723 * loop-iv.c (suitable_set_for_replacement): Renamed from
14724 simplify_using_assignment; changed to return bool and to accept new
14725 args DEST and SRC. Return true iff we find a source/destination pair
14726 that can be used to make a replacement, and fill SRC and DEST if so.
14727 Remove arg ALTERED. Don't deal with altered regs here. All callers
14729 (simplify_using_initial_values): Deal with altered regs here and track
14730 more precisely the effect they have on the validity of our expression.
14732 * loop-iv.c (simplify_using_condition): A condition of the form
14733 (EQ REG CONST) can be used to simply make a substitution.
14734 (simplify_using_initial_values): Keep track of conditions we have seen
14735 and keep using them to simplify new expressions, while applying the
14736 same substitutions to them as to the expression.
14738 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14739 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14742 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14743 changed. Use this when trying to improve the upper bound.
14744 Generate the comparison by using simplify_gen_relational.
14746 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14748 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14750 (simplify_using_assignment, simplify_using_initial_values): Call
14751 replace_in_expr to make replacements. Call replace_single_def_regs
14752 once on the initial version of the expression.
14754 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14757 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14759 2009-03-31 Richard Guenther <rguenther@suse.de>
14761 PR middle-end/31029
14762 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14763 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14765 2009-03-31 Richard Guenther <rguenther@suse.de>
14767 * tree.h (div_if_zero_remainder): Declare.
14768 * fold-const.c (div_if_zero_remainder): Export.
14769 * tree-ssa-forwprop.c
14770 (forward_propagate_addr_into_variable_array_index): Handle
14771 constant array index addition outside of the variable index.
14773 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14776 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14777 define_splits, floatunssi<mode>2): Require x87 conversions from
14778 DImode to be permitted.
14780 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14782 PR preprocessor/15638
14783 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14785 2009-03-31 Richard Guenther <rguenther@suse.de>
14787 PR middle-end/23401
14788 PR middle-end/27810
14789 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14790 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14791 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14792 a separate statement.
14793 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14794 (lookup_tmp_var): Likewise.
14795 (is_gimple_formal_tmp_or_call_rhs): Remove.
14796 (is_gimple_reg_or_call_rhs): Rename to ...
14797 (is_gimple_reg_rhs_or_call): ... this.
14798 (is_gimple_mem_or_call_rhs): Rename to ...
14799 (is_gimple_mem_rhs_or_call): ... this.
14800 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14801 DECL_GIMPLE_REG_P only if is_formal is true.
14802 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14803 for non-proper post-modify expression gimplification.
14804 (gimplify_self_mod_expr): For post-modify expressions gimplify
14805 the lvalue to a minimal lvalue.
14806 (rhs_predicate_for): Remove formal temp case.
14807 (gimplify_modify_expr_rhs): Likewise.
14808 (gimplify_addr_expr): Use is_gimple_reg.
14809 (gimplify_expr): Remove formal temp cases.
14810 (gimple_regimplify_operands): Likewise.
14811 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14812 and FILTER_EXPR like constants.
14813 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14815 (is_gimple_formal_tmp_rhs): Remove.
14816 (is_gimple_reg_rhs): Remove special casing.
14817 (is_gimple_mem_rhs): Fix.
14818 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14819 (is_gimple_formal_tmp_var): Remove.
14820 (is_gimple_formal_tmp_reg): Likewise.
14821 (is_gimple_min_lval): Allow invariant component ref parts.
14822 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14823 is_gimple_formal_tmp_reg): Remove declarations.
14824 * tree-cfg.c (verify_expr): Verify that variables with address
14825 taken do not have DECL_GIMPLE_REG_P set.
14826 * tree-mudflap.c (mf_build_check_statement_for): Use
14827 force_gimple_operand instead of gimplify_expr.
14829 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14831 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14832 schedulable rows to compute_split_row.
14834 2009-03-31 Ben Elliston <bje@au.ibm.com>
14837 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14840 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14842 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14843 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14844 * configure: Regenerate.
14845 * config.in: Regenerate.
14846 * config/rs6000/rs6000.opt (mtls-markers): Add.
14847 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14848 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14849 (tls_ld_aix, tls_ld_sysv): Likewise.
14850 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14851 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14853 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14855 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14857 2009-03-30 Jan Hubicka <jh@suse.cz>
14859 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14861 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14862 detection and label handling.
14864 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14866 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14867 left_conflicts_size.
14868 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14869 ALLOCNO_LEFT_CONFLICTS_SIZE.
14871 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14872 remove_allocno_from_bucket_and_push,
14873 allocno_spill_priority_compare, push_allocnos_to_stack,
14874 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14875 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14876 (setup_allocno_left_conflicts_num): Ditto. Rename to
14877 setup_allocno_left_conflicts_size.
14878 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14879 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14880 setup_allocno_left_conflicts_size instead of
14881 setup_allocno_left_conflicts_num.
14883 * ira-build.c (ira_create_allocno): Use
14884 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14885 ALLOCNO_LEFT_CONFLICTS_NUM.
14887 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14889 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14890 instead of DF_LR_OUT.
14892 * ira-lives.c (process_bb_node_lives): Ditto.
14894 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14895 instead of DF_LR_{OUT,IN}.
14897 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14899 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14901 2009-03-30 Jan Hubicka <jh@suse.cz>
14903 * except.c (label_to_region_map): Fix thinko.
14905 2009-03-30 Steve Ellcey <sje@cup.hp.com>
14907 PR middle-end/38237
14908 * tree.h (tree_find_value): New declaration.
14909 * tree.c (tree_find_value): New function.
14910 * varasm.c (assemble_external): Avoid duplicate entries on lists.
14912 2009-03-30 Jakub Jelinek <jakub@redhat.com>
14915 * c-decl.c (struct c_binding): Add locus field.
14916 (bind): Add locus argument, set locus field from it.
14917 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
14918 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
14919 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
14920 implicitly_declare, undeclared_variable, lookup_label,
14921 declare_label, c_make_fname_decl, c_builtin_function,
14922 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
14925 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
14928 * config/i386/i386.c (classify_argument): Check total size of
14931 2009-03-30 Martin Jambor <mjambor@suse.cz>
14933 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
14934 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
14935 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
14938 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
14939 seen_variable_array_ref while also traversing a union.
14941 * tree-inline.c (optimize_inline_calls): Do not call
14942 cgraph_node_remove_callees.
14943 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
14944 (pass_remove_cgraph_callee_edges): New variable.
14945 * passes.c (init_optimization_passes): Add
14946 pass_remove_cgraph_callee_edges after early inlining and before all
14947 late intraprocedural passes.
14949 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
14951 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14953 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
14954 Fix typos in names.
14956 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14958 * combine.c (simplify_comparison): Use have_insn_for.
14959 * dojump.c (do_jump): Likewise.
14961 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14963 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
14964 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
14965 sparc_compare_op0 like sparc_compare_emitted used to be handled.
14966 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
14967 instead of sparc_compare_emitted.
14968 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
14969 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
14970 instead of sparc_compare_emitted.
14972 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14974 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
14975 enter/exit cfglayout mode.
14976 (pass_partition_block): Require it.
14977 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
14978 (combine_instructions): Track basic blocks instead of labels.
14979 (update_cfg_for_uncondjump): New.
14980 (try_combine): Use it. Update jumps after rescanning.
14981 (pass_combine): Require PROP_cfglayout.
14982 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
14984 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14986 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
14987 Provide/destroy PROP_cfglayout respectively.
14988 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
14989 * tree-pass.h (PROP_cfglayout): New.
14991 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14993 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
14994 fold_convert_const_fixed_from_fixed,
14995 fold_convert_const_fixed_from_int,
14996 fold_convert_const_fixed_from_real, fold_negate_const): Do not
14997 set TREE_CONSTANT_OVERFLOW.
14998 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
14999 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
15001 2009-03-30 Ira Rosen <irar@il.ibm.com>
15003 * tree-vect-loop-manip.c: New file.
15004 * tree-vectorizer.c: Update documentation and included files.
15005 (vect_loop_location): Make extern.
15006 (rename_use_op): Move to tree-vect-loop-manip.c
15007 (rename_variables_in_bb, rename_variables_in_loop,
15008 slpeel_update_phis_for_duplicate_loop,
15009 slpeel_update_phi_nodes_for_guard1,
15010 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15011 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15012 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15013 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
15014 find_loop_location): Likewise.
15015 (new_stmt_vec_info): Move to tree-vect-stmts.c.
15016 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
15017 get_vectype_for_scalar_type, vect_is_simple_use,
15018 supportable_widening_operation, supportable_narrowing_operation):
15020 (bb_in_loop_p): Move to tree-vect-loop.c.
15021 (new_loop_vec_info, destroy_loop_vec_info,
15022 reduction_code_for_scalar_code, report_vect_op,
15023 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15024 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15025 (vect_supportable_dr_alignment): Likewise.
15026 * tree-vectorizer.h (tree-data-ref.h): Include.
15027 (vect_loop_location): Declare.
15028 Reorganize function declarations according to the new file structure.
15029 * tree-vect-loop.c: New file.
15030 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15031 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15032 * tree-vect-data-refs.c: New file.
15033 * tree-vect-patterns.c (timevar.h): Don't include.
15034 * tree-vect-stmts.c: New file.
15035 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15036 tree-vect-slp.c, tree-vect-loop.c.
15037 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15038 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15039 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15040 (tree-vect-analyze.o): Remove.
15041 (tree-vect-transform.o): Likewise.
15042 (tree-vect-data-refs.o): Add rule.
15043 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15044 tree-vect-slp.o): Likewise.
15045 (tree-vect-patterns.o): Remove redundant dependencies.
15046 (tree-vectorizer.o): Likewise.
15047 * tree-vect-slp.c: New file.
15049 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15051 * optc-gen.awk: Warn if an option flag has multiple different
15054 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15056 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15057 -floop-block): Document dependences on PPL, CLooG and Graphite.
15059 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15061 PR rtl-optimization/323
15062 * c-common.c (c_fully_fold, convert_and_check,
15063 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15064 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15065 * c-common.def (EXCESS_PRECISION_EXPR): New.
15066 * c-cppbuiltin.c (builtin_define_float_constants): Define
15067 constants with enough digits for long double.
15068 * c-lex.c (interpret_float): Interpret constant with excess
15069 precision where appropriate.
15070 * c-opts.c (c_common_post_options): Set
15071 flag_excess_precision_cmdline. Give an error for
15072 -fexcess-precision=standard for C++ for processors where the
15073 option is significant.
15074 * c-parser.c (c_parser_conditional_expression): Handle excess
15075 precision in condition.
15076 * c-typeck.c (convert_arguments): Handle arguments with excess
15078 (build_unary_op): Move excess precision outside operation.
15079 (build_conditional_expr): Likewise.
15080 (build_compound_expr): Likewise.
15081 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
15082 (build_modify_expr): Handle excess precision in RHS.
15083 (convert_for_assignment): Handle excess precision in converted
15085 (digest_init, output_init_element, process_init_element): Handle
15086 excess precision in initializer.
15087 (c_finish_return): Handle excess precision in return value.
15088 (build_binary_op): Handle excess precision in operands and add
15089 excess precision as needed for operation.
15090 * common.opt (-fexcess-precision=): New option.
15091 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
15092 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
15093 For standard excess precision, output explicit conversion to and
15094 truncation from XFmode.
15095 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
15096 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
15097 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
15098 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
15099 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
15100 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
15101 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
15102 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
15103 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
15104 define_splits, sqrt<mode>2): Disable where appropriate for
15105 standard excess precision.
15106 * convert.c (convert_to_real): Do not shorten arithmetic to type
15107 for which excess precision would be used.
15108 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
15109 * doc/invoke.texi (-fexcess-precision=): Document option.
15110 (-mfpmath=): Correct index entry.
15111 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
15112 flag_excess_precision): New.
15113 * langhooks.c (lhd_post_options): Set
15114 flag_excess_precision_cmdline.
15115 * opts.c (common_handle_option): Handle -fexcess-precision=.
15116 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
15117 init_excess_precision): New.
15118 (lang_dependent_init_target): Call init_excess_precision.
15119 * tree.c (excess_precision_type): New.
15120 * tree.h (excess_precision_type): Declare.
15122 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15125 * c-typeck.c (build_component_ref): Do not copy qualifiers from
15126 non-lvalue to component.
15128 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15130 PR preprocessor/34695
15131 * Makefile.in (c-opts.o): Depend on c-tree.h.
15132 * c-common.c: Move down include of diagnostic.h.
15133 (done_lexing, c_cpp_error): New.
15134 * c-common.h (done_lexing): Declare.
15135 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
15137 * c-opts.c: Include c-tree.h.
15138 (c_common_init_options): Set preprocessor error callback.
15139 (c_common_handle_option): Do not set preprocessor
15140 inhibit_warnings, warnings_are_errors, warn_system_headers,
15141 pedantic_errors or inhibit_warnings flags.
15142 (c_common_post_options): Do not check cpp_errors (parse_in).
15143 (c_common_finish): Do not output dependencies if there were
15144 errors. Do not check return value of cpp_finish.
15145 * c-ppoutput.c (pp_file_change): Set input_location.
15146 * c-tree.h (c_cpp_error): Declare.
15147 * diagnostic.c (diagnostic_set_info_translated): Also initialize
15149 (diagnostic_build_prefix): Check override_column.
15150 * diagnostic.h (diagnostic_info): Add override_column field.
15151 (diagnostic_override_column): Define.
15153 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
15155 * c-common.c (c_expand_expr, c_staticp): Remove.
15156 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
15157 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
15158 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
15159 * c-gimplify.c (gimplify_compound_literal_expr,
15160 optimize_compound_literals_in_ctor): Remove.
15161 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
15162 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
15163 * c-semantics.c (emit_local_var): Remove.
15165 * langhooks-def.h (lhd_expand_expr): Remove.
15166 * langhooks.c (lhd_expand_expr): Remove.
15167 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
15169 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
15170 handling from c-semantics.c; don't call into langhook.
15171 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
15172 * gimplify.c (gimplify_compound_literal_expr,
15173 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
15174 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
15175 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
15176 as was done in c-gimplify.c.
15177 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
15178 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
15179 Move from c-common.h.
15180 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
15182 * tree.c (staticp): Do not call langhook.
15183 * langhooks.c (lhd_staticp): Delete.
15184 * langhooks-def.h (lhd_staticp): Delete prototype.
15185 (LANG_HOOKS_STATICP): Delete.
15186 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
15188 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
15189 instead of DECL_STMTs.
15191 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15199 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
15201 (fold_call_expr): Return a NOP_EXPR from folding rather than the
15202 contained expression.
15203 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
15204 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
15205 conditional expressions for C.
15206 (decl_constant_value_for_optimization): Move from
15207 decl_constant_value_for_broken_optimization in c-typeck.c. Check
15208 whether optimizing and that the expression is a VAR_DECL not of
15209 array type instead of doing such checks in the caller. Do not
15210 check pedantic. Call gcc_unreachable for C++.
15211 * c-common.def (C_MAYBE_CONST_EXPR): New.
15212 * c-common.h (c_fully_fold, c_save_expr,
15213 decl_constant_value_for_optimization): New prototypes.
15214 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15215 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15216 EXPR_INT_CONST_OPERANDS): Define.
15217 * c-convert.c (convert): Strip nops from expression.
15218 * c-decl.c (groktypename): Take extra parameters expr and
15219 expr_const_operands. Update call to grokdeclarator.
15220 (start_decl): Update call to grokdeclarator. Add statement for
15221 expressions used in type of decl.
15222 (grokparm): Update call to grokdeclarator.
15223 (push_parm_decl): Update call to grokdeclarator.
15224 (build_compound_literal): Add parameter non_const and build a
15225 C_MAYBE_COSNT_EXPR if applicable.
15226 (grokdeclarator): Take extra parameters expr and
15227 expr_const_operands. Track expressions used in declaration
15228 specifiers and declarators. Fold array sizes and track whether
15229 they are constant expressions and whether they are integer
15230 constant expressions.
15231 (parser_xref_tag): Set expr and expr_const_operands fields in
15233 (grokfield): Update call to grokdeclarator.
15234 (start_function): Update call to grokdeclarator.
15235 (build_null_declspecs): Set expr and expr_const_operands fields in
15237 (declspecs_add_type): Handle expressions in typeof specifiers.
15238 * c-parser.c (c_parser_declspecs): Set expr and
15239 expr_const_operands fields for declaration specifiers.
15240 (c_parser_enum_specifier): Likewise.
15241 (c_parser_struct_or_union_specifier): Likewise.
15242 (c_parser_typeof_specifier): Likewise. Update call to
15243 groktypename. Fold expression as needed. Return expressions with
15244 type instead of adding statements.
15245 (c_parser_attributes): Update calls to c_parser_expr_list.
15246 (c_parser_statement_after_labels): Fold expression before passing
15247 to objc_build_throw_stmt.
15248 (c_parser_condition): Fold expression.
15249 (c_parser_asm_operands): Fold expression.
15250 (c_parser_conditional_expression): Use c_save_expr. Update call
15251 to build_conditional_expr.
15252 (c_parser_alignof_expression): Update call to groktypename.
15253 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15254 original_code. Fold expression argument of va_arg. Create
15255 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15256 argument to va_arg. Update calls to groktypename. Fold array
15257 index for offsetof. Verify that first argument to
15258 __builtin_choose_expr has integer type.
15259 (c_parser_postfix_expression_after_paren_type): Update calls to
15260 groktypename and build_compound_literal. Handle expressions with
15261 side effects in type name.
15262 (c_parser_postfix_expression_after_primary): Update call to
15263 c_parser_expr_list. Set original_code for calls to
15264 __builtin_constant_p.
15265 (c_parser_expr_list): Take extra parameter fold_p. Fold
15266 expressions if requested.
15267 (c_parser_objc_type_name): Update call to groktypename.
15268 (c_parser_objc_synchronized_statement): Fold expression.
15269 (c_parser_objc_receiver): Fold expression.
15270 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15271 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15272 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15273 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15274 (struct c_typespec): Add elements expr and expr_const_operands.
15275 (struct c_declspecs): Add elements expr and expr_const_operands.
15276 (groktypename, build_conditional_expr, build_compound_literal):
15278 (in_late_binary_op): Declare.
15279 * c-typeck.c (note_integer_operands): New function.
15280 (in_late_binary_op): New variable.
15281 (decl_constant_value_for_broken_optimization): Move to c-common.c
15282 and rename to decl_constant_value_for_optimization.
15283 (default_function_array_conversion): Do not strip nops.
15284 (default_conversion): Do not call
15285 decl_constant_value_for_broken_optimization.
15286 (build_array_ref): Do not fold result.
15287 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15288 result when operand is a VLA.
15289 (c_expr_sizeof_type): Update call to groktypename. Handle
15290 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15291 result when operand names a VLA type.
15292 (build_function_call): Update call to build_compound_literal.
15293 Only fold result for calls to __builtin_* functions. Strip
15294 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15295 the function designator.
15296 (convert_arguments): Fold arguments. Update call to
15297 convert_for_assignment.
15298 (build_unary_op): Handle increment and decrement of
15299 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15300 decrement earlier. Fold operand of increment and decrement.
15301 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15302 built for integer operand. Wrap returns that are INTEGER_CSTs
15303 without being integer constant expressions or that have integer
15304 constant operands without being INTEGER_CSTs.
15305 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15306 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15307 result is an integer constant expression or can be used in
15308 unevaluated parts of one and avoid folding and wrap as
15309 appropriate. Fold operands before possibly doing -Wsign-compare
15311 (build_compound_expr): Wrap result for C99 if operands can be used
15312 in integer constant expressions.
15313 (build_c_cast): Update call to digest_init. Do not ignore
15314 overflow from casting floating-point constants to integers. Wrap
15315 results that could be confused with integer constant expressions,
15316 null pointer constants or floating-point constants.
15317 (c_cast_expr): Update call to groktypename. Handle expressions
15318 included in type name.
15319 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15320 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15321 Update calls to convert_for_assignment.
15322 (convert_for_assignment): Take new parameter
15323 null_pointer_constant. Do not strip nops or call
15324 decl_constant_value_for_broken_optimization. Set
15325 in_late_binary_op for conversions to boolean.
15326 (store_init_value): Update call to digest_init.
15327 (digest_init): Take new parameter null_pointer_constant. Do not
15328 call decl_constant_value_for_broken_optimization. pedwarn for
15329 initializers not constant expressions. Update calls to
15330 convert_for_assignment.
15331 (constructor_nonconst): New.
15332 (struct constructor_stack): Add nonconst element.
15333 (really_start_incremental_init, push_init_level, pop_init_level):
15334 Handle constructor_nonconst and nonconst element.
15335 (set_init_index): Call constant_expression_warning for array
15337 (output_init_element): Fold value. Set constructor_nonconst as
15338 applicable. pedwarn for initializers not constant expressions.
15339 Update call to digest_init. Call constant_expression_warning
15340 where constant initializers are required.
15341 (process_init_element): Use c_save_expr.
15342 (c_finish_goto_ptr): Fold expression.
15343 (c_finish_return): Fold return value. Update call to
15344 convert_for_assignment.
15345 (c_start_case): Fold switch expression.
15346 (c_process_expr_stmt): Fold expression.
15347 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15348 ensure statement expression is not evaluated in constant expression.
15349 (build_binary_op): Track whether results are integer constant
15350 expressions or may occur in such, disable folding and wrap results
15351 as applicable. Fold operands for -Wsign-compare warnings unless
15353 (c_objc_common_truthvalue_conversion): Handle results folded to
15354 integer constants that are not integer constant expressions.
15355 * doc/extend.texi: Document when typeof operands are evaluated,
15356 that condition of __builtin_choose_expr is an integer constant
15357 expression, and more about use of __builtin_constant_p in
15360 2009-03-29 Richard Guenther <rguenther@suse.de>
15362 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15363 propagate addresses of array references.
15365 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15367 * regmove.c (perhaps_ends_bb_p): Remove.
15368 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15369 from INSN and check that the main loop stays within that basic block.
15370 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15371 (regmove_forward_pass): Split out from regmove_optimize. Use
15372 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15373 (regmove_backward_pass): Split out from regmove_optimize. Use
15374 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15375 (regmove_optimize): Simplify.
15377 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15380 * config/i386/i386.c (classify_argument): Ignore flexible array
15381 member in struct and warn ABI change.
15383 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15385 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15387 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15388 (ix86_adjust_cost): Updated.
15390 2009-03-29 Jan Hubicka <jh@suse.cz>
15392 PR middle-end/28850
15393 * tree-pass.h (pass_cleanup_eh): New function.
15394 (remove_unreachable_regions): Break code handling RTL
15395 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15396 that can not be reached by runtime.
15397 (can_be_reached_by_runtime): New function.
15398 (label_to_region_map): New function.
15399 (num_eh_regions): New function.
15400 (rtl_remove_unreachable_regions): New function.
15401 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15402 (remove_eh_region): New function.
15403 * except.h: Include sbitmap and vecprim.
15404 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15405 num_eh_regions): Declare.
15406 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15407 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15408 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15409 (tree_empty_eh_handler_p): New function.
15410 (cleanup_empty_eh): New function.
15411 (cleanup_eh): New function.
15412 (pass_cleanup_eh): New function.
15414 2009-03-29 Jan Hubicka <jh@suse.cz>
15416 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15417 for removed regions.
15419 2009-03-29 Jan Hubicka <jh@suse.cz>
15421 * except.c (dump_eh_tree): Dump all datastructures.
15423 2009-03-29 Jan Hubicka <jh@suse.cz>
15425 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15426 (duplicate_eh_regions_1): Likewise.
15427 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15428 vector; call EH verification.
15429 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15430 Be ready for region being removed.
15432 2009-03-29 Jan Hubicka <jh@suse.cz>
15434 * bitmap.c (bitmap_last_set_bit): New function.
15435 * bitmap.h (bitmap_last_set_bit): Declare.
15437 2009-03-29 David Ayers <ayers@fsfe.org>
15440 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15441 by calling objc_compare_types and surpress warnings about
15442 incompatible C pointers that are compatible ObjC pointers.
15444 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15446 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15447 call initialize_inline_failed.
15448 (initialize_inline_failed): Move it from here ...
15449 * cgraph.c (initialize_inline_failed): ... to here.
15450 (cgraph_create_edge): Call initialize_inline_failed rather than
15451 setting inline_failed directly.
15453 2009-03-29 Ben Elliston <bje@au.ibm.com>
15456 * sysv4.opt (msdata): Improve comment.
15457 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15458 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15460 2009-03-29 Ben Elliston <bje@au.ibm.com>
15463 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15464 load and store attributes.
15466 2009-03-29 Ben Elliston <bje@au.ibm.com>
15468 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15469 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15470 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15471 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15472 __builtin_infq and __builtin_huge_valq.
15474 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15476 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15478 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15479 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15481 2009-03-28 Xinliang David Li <davidxl@google.com>
15483 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15484 (do_dbg_cnt): New function.
15486 2009-03-28 Jan Hubicka <jh@suse.cz>
15488 Merge from pretty-ipa:
15490 2009-03-27 Jan Hubicka <jh@suse.cz>
15492 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15493 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15494 * passes.c (function_called_by_processed_nodes_p): New.
15495 * ipa-pure-const.c (check_call): Fix handling of operands.
15496 (analyze_function): Dump debug output for skipped bodies.
15497 (local_pure_const): Use function_called_by_processed_nodes_p.
15498 * dwarf2out.c (reference_to_unused): Use output.
15499 * passes.c (do_per_function_toporder): Likewise.
15501 2008-11-12 Jan Hubicka <jh@suse.cz>
15503 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15504 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15505 state_set_in_source enum
15506 (check_decl): Ignore memory tags; do not set fake looping flags;
15508 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15509 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15510 (check_call, analyze_function): Rewrite.
15512 (add_new_function): Update call of analyze_function.
15513 (generate_summary): Add call of analyze_function.
15514 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15515 (local_pure_const): New function.
15516 (pass_local_pure_const): New pass.
15517 * ipa-inline.c (inline_transform): Set after_inlining.
15518 * tree-eh.c (stmt_can_throw_external): New.
15519 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15520 work with aliasing built.
15521 * tree-flow.h (stmt_can_throw_external): New.
15522 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15523 and local pure/const pass in early and late optimization queue.
15525 2009-03-28 Martin Jambor <mjambor@suse.cz>
15527 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15529 (fold_binary): Allow function decl aligment consideration is the
15530 second argument is integer constant one.
15531 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15532 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15533 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15535 2009-03-28 Jan Hubicka <jh@suse.cz>
15537 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15538 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15539 * function.h (rtl_data): Add nothrow flag.
15540 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15541 set DECL_NOTHROW for AVAILABLE functions.
15543 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15545 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15546 following vector keyword has expansion starting with pixel or bool
15547 keyword, expand vector to __vector and pixel or bool to __pixel or
15551 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15552 warn_if_disallowed_function_p): Removed.
15553 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15554 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15555 warning_if_disallowed_function_p.
15556 * flags.h (warn_if_disallowed_function_p,
15557 warn_disallowed_functions): Removed.
15558 * common.opt (Wdisallowed-function-list=): Removed.
15559 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15561 2009-03-28 Richard Guenther <rguenther@suse.de>
15563 PR tree-optimization/38723
15564 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15567 2009-03-28 Jan Hubicka <jh@suse.cz>
15569 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15570 test introduced by my previous patch.
15572 2009-03-28 Richard Guenther <rguenther@suse.de>
15574 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15575 the PHIs value undefined.
15577 2009-03-28 Jan Hubicka <jh@suse.cz>
15579 * tree-pass.h (pass_fixup_cfg): New pass.
15580 * ipa-inline.c (inline_transform): Set
15581 always_inline_functions_inlined/after_inlining.
15582 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15583 (pass_fixup_cfg): New pass.
15584 * passes.c (init_optimization_passes): Add fixup_cfg.
15586 2009-03-28 Richard Guenther <rguenther@suse.de>
15588 PR tree-optimization/38458
15589 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15590 argument use the arguments copy-of value.
15592 2009-03-28 Richard Guenther <rguenther@suse.de>
15594 PR tree-optimization/38180
15595 * tree-ssa-ccp.c (get_default_value): Simplify.
15596 (likely_value): Likewise.
15597 (surely_varying_stmt_p): Properly handle VOP case.
15598 (ccp_initialize): Likewise.
15599 (ccp_fold): Handle propagating through *&.
15600 (fold_const_aggregate_ref): Also handle decls.
15602 2009-03-28 Jan Hubicka <jh@suse.cz>
15604 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15605 * cgraph.h (cgraph_node): Likewise.
15606 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15607 (cgraph_reset_node): Use process flag.
15608 (cgraph_mark_functions_to_output): Likewise.
15609 (cgraph_expand_function): Likewise.
15610 (cgraph_expand_all_functions): Likewise.
15611 (cgraph_output_in_order): Likewise.
15612 * dwarf2out.c (reference_to_unused): Likewise.
15613 * passes.c do_per_function_toporder): Likewise.
15615 2009-03-28 Jan Hubicka <jh@suse.cz>
15617 Bring from lto-branch:
15619 2008-09-03 Doug Kwan <dougkwan@google.com>
15621 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15622 enums instead of reason strings.
15623 * cgraph.c (cgraph_create_edge): Same.
15624 (cgraph_inline_failed_string): New function.
15625 * cgraph.h (cgraph_inline_failed_t): New enum type.
15626 (cgraph_inline_failed_string): New prototype.
15627 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15628 char pointer to cgraph_inline_failed_t.
15629 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15630 (cgraph_default_inline_p): Ditto.
15631 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15632 to cgraph_inline_failed_t pointer.
15633 * cif-code.def: New file.
15634 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15636 (cgraph_check_inline_limits): Change type of REASON to pointer to
15637 cgraph_inline_failed_t. Replace reason strings with enums.
15638 (cgraph_default_inline_p): Ditto.
15639 (cgraph_recursive_inlining_p): Ditto.
15640 (update_caller_keys): Change type of FAILED_REASON to
15641 cgraph_inline_failed_t.
15642 (cgraph_set_inline_failed): Change type of REASON to pointer to
15643 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15644 convert enums to strings for text output.
15645 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15646 to be of type cgraph_inline_failed_t. Replace reason strings with
15647 enums. Call cgraph_inline_failed_string to covert enums
15648 to strings for text output.
15649 (cgraph_decide_inlining): Replace reason strings with enums.
15650 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15651 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15653 * tree-inline.c (expand_call_inline): Change type of REASON
15654 to cgraph_inline_failed_t. Replace reason strings with enums.
15655 Call cgraph_inline_failed_string for text output.
15656 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15659 2009-03-28 Jan Hubicka <jh@suse.cz>
15661 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15662 cgraph_clone_node): Remove master clone handling.
15663 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15664 * cgraph.h (master_clone): Remove.
15665 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15666 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15667 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15669 2009-03-28 Jan Hubicka <jh@suse.cz>
15671 * cgraph.c (cgraph_function_body_availability): Functions declared
15672 inline are always safe to assume that it is not going to be replaced.
15674 2009-03-28 Richard Guenther <rguenther@suse.de>
15676 PR tree-optimization/38513
15677 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15678 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15679 EXC_PTR_EXPR and FILTER_EXPR.
15680 (get_ref_from_reference_ops): Likewise.
15682 2009-03-28 Richard Guenther <rguenther@suse.de>
15684 PR tree-optimization/38968
15685 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15686 Use FLOOR_MOD_EXPR to compute misalignment.
15688 2009-03-28 Richard Guenther <rguenther@suse.de>
15690 PR tree-optimization/37795
15691 * tree.h (combine_comparisons): Declare.
15692 * fold-const.c (combine_comparisons): Export.
15693 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15695 (ifcombine_iforif): Use combine_comparisons.
15697 2009-03-28 Jan Hubicka <jh@suse.cz>
15699 * tree-eh.c (inlinable_call_p): New function.
15700 (make_eh_edges): Use it.
15701 (verify_eh_edges): Use it.
15702 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15703 * except.c (reachable_next_level): Add inlinable_function argument
15704 (sjlj_find_directly_reachable_regions): Update.
15705 (add_reachable_handler): Do not set saw_any_handlers.
15706 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15707 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15708 Add new inlinable call parameter.
15709 (can_throw_internal, can_throw_external): Update.
15710 * except.h (can_throw_internal_1, can_throw_external_1,
15711 foreach_reachable_handler): Update declaration.
15713 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15715 * config/arm/t-arm-coff, config/h8300/coff.h,
15716 config/i386/i386-aout.h, config/i386/i386-coff.h,
15717 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15718 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15719 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15720 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15721 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15722 sys-types.h: Remove.
15723 * Makefile.in: Remove protoize and fixproto support and references
15725 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15726 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15728 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15729 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15730 unprotoize$(exeext).
15731 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15732 (.PHONY): Don't depend on proto.
15733 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15734 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15735 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15736 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15737 build/gen-protos.o, build/scan.o, xsys-protos.h,
15738 build/fix-header$(build_exeext), build/fix-header.o,
15739 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15740 stmp-install-fixproto): Remove.
15741 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15742 SYSCALLS.c or fixproto files.
15743 (install-common): Don't install protoize.
15744 (install-headers-tar, install-headers-cpio, install-headers-cp):
15745 Don't depend on $(STMP_FIXPROTO).
15746 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15747 install fixproto files or write out fixproto settings.
15748 (uninstall): Don't uninstall protoize.
15749 * config.gcc (use_fixproto): Remove.
15750 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15751 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15752 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15753 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15754 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15755 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15756 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15757 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15758 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15759 * config/t-vxworks (STMP_FIXPROTO): Remove.
15760 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15761 STMP_FIXPROTO): Remove.
15762 * config.in, configure: Regenerate.
15763 * crtstuff.c (gid_t, uid_t): Don't undefine.
15764 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15765 (arm-*-coff, arm-*-aout: Remove target entries.
15766 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15767 Remove mention of AIX 4.1.
15768 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15769 * doc/invoke.texi (Running Protoize): Remove.
15770 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15771 (Protoize Caveats): Remove.
15772 * tsystem.h: Update comments on headers assumed to exist.
15774 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15776 * genautomata.c: Add a new year to the copyright. Add a new
15778 (struct insn_reserv_decl): Add comments for member bypass_list.
15779 (find_bypass): Remove.
15780 (insert_bypass): New.
15781 (process_decls): Use insert_bypass.
15782 (output_internal_insn_latency_func): Output all bypasses with the
15783 same input insn in one switch case.
15785 * rtl.def (define_bypass): Describe bypass choice.
15786 * doc/md.texi (define_bypass): Ditto.
15788 2009-03-27 Richard Guenther <rguenther@suse.de>
15790 * gimplify.c (mark_addressable): Export.
15791 * tree-flow.h (mark_addressable): Declare.
15792 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15793 * tree-ssa.c (verify_phi_args): Verify that address taken
15794 variables have TREE_ADDRESSABLE set.
15796 2009-03-27 Richard Guenther <rguenther@suse.de>
15798 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15799 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15800 Do not mark decls TREE_ADDRESSABLE.
15801 (build_fold_addr_expr): Adjust.
15802 (fold_addr_expr): Remove.
15803 (fold_unary): Use build_fold_addr_expr.
15804 (fold_comparison): Likewise.
15805 (split_address_to_core_and_offset): Likewise.
15806 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15808 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15809 (gimplify_modify_expr_to_memcpy): Mark source and destination
15811 * omp-low.c (create_omp_child_function): Mark the object decl
15813 (lower_rec_input_clauses): Mark the var we take the address of
15815 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15817 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15819 PR middle-end/39315
15820 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15821 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15823 2009-03-27 Richard Guenther <rguenther@suse.de>
15825 PR tree-optimization/39120
15826 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15828 (handle_lhs_call): Process return constraints. Add escape
15829 constraints if necessary.
15830 (handle_const_call): Fill out return constraints. Make nested
15831 case more precise. Avoid consttmp if possible.
15832 (handle_pure_call): Fill out return constraints. Avoid
15833 callused if possible.
15834 (find_func_aliases): Simplify call handling.
15836 2009-03-27 Richard Guenther <rguenther@suse.de>
15838 PR tree-optimization/39120
15839 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15840 as a representative.
15841 (solve_graph): Do propagate CALLUSED.
15842 (handle_pure_call): Use a scalar constraint from CALLUSED for
15844 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15847 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15850 * c-common.c (handle_aligned_attribute): Properly check alignment
15851 overflow. Use (1U << i) instead of (1 << i).
15853 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15855 * expr.h (get_mem_align_offset): Updated.
15857 * tree.h (tree_decl_common): Change align to "unsigned int" and
15858 move it before pointer_alias_set.
15860 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15861 Jakub Jelinek <jakub@redhat.com>
15864 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15865 gr_register_operand with gr_reg_or_0_operand.
15866 (cmpxchg_rel_di): Likewise.
15867 (sync_lock_test_and_set<mode>): Likewise.
15869 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15871 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15872 (true_regnum): Likewise.
15874 * rtlanal.c (subreg_info): Moved to ...
15875 * rtl.h (subreg_info): Here. New.
15876 (subreg_get_info): New.
15878 * rtlanal.c (subreg_get_info): Make it extern.
15880 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15883 * config/i386/i386.c (ix86_abi): New.
15884 (override_options): Handle -mabi=.
15885 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15886 (ix86_call_abi_override): Likewise.
15887 (init_cumulative_args): Likewise.
15888 (function_arg_advance): Likewise.
15889 (function_arg_64): Likewise.
15890 (function_arg): Likewise.
15891 (ix86_pass_by_reference): Likewise.
15892 (ix86_function_value_regno_p): Likewise.
15893 (ix86_build_builtin_va_list_abi): Likewise.
15894 (setup_incoming_varargs_64): Likewise.
15895 (is_va_list_char_pointer): Likewise.
15896 (ix86_init_machine_status): Likewise.
15897 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15898 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15899 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15900 (ix86_function_abi): Make it static and return enum calling_abi.
15901 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
15903 (ix86_fn_abi_va_list): Updated.
15905 * config/i386/i386.h (ix86_abi): New.
15906 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
15907 (CONDITIONAL_REGISTER_USAGE): Likewise.
15908 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
15909 (machine_function): Likewise.
15911 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
15913 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
15914 (STACK_BOUNDARY): Likewise.
15915 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
15917 * config/i386/i386.opt (mabi=): New.
15919 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
15920 return enum calling_abi.
15921 (ix86_function_type_abi): Likewise.
15922 (ix86_function_abi): Removed.
15924 * doc/invoke.texi: Document -mabi= option for x86.
15926 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15928 * builtins.c (real_dconstp): Delete.
15929 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
15931 2009-03-27 Dodji Seketeli <dodji@redhat.com>
15932 Jakub Jelinek <jakub@redhat.com>
15935 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
15936 (gen_subprogram_die): When a function is explicit, generate the
15937 DW_AT_explicit attribute.
15938 * langhooks.h (struct lang_hooks_for_decls): Add
15939 function_decl_explicit_p langhook.
15940 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
15941 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
15943 2009-03-27 Jakub Jelinek <jakub@redhat.com>
15945 * builtins.c (fold_builtin_memory_op): Optimize memmove
15946 into memcpy if we can prove source and destination don't overlap.
15948 * tree-inline.c: Include gt-tree-inline.h.
15949 (clone_fn_id_num): New variable.
15950 (clone_function_name): New function.
15951 (tree_function_versioning): Use it.
15952 * Makefile.in (GTFILES): Add tree-inline.c.
15954 2009-03-27 Mark Mitchell <mark@codesourcery.com>
15956 * BASE-VER: Change to 4.5.0.
15958 2009-03-27 Xinliang David Li <davidxl@google.com>
15960 PR tree-optimization/39557
15961 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
15963 2009-03-27 Xinliang David Li <davidxl@google.com>
15965 PR tree-optimization/39548
15966 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
15969 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15971 * c-common.c (pointer_int_sum): Use %wd on return from
15974 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15976 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
15977 on return from tree_low_cst.
15979 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
15982 * ginclude/stdarg.h (va_copy): Define also for
15983 __GXX_EXPERIMENTAL_CXX0X__.
15985 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15988 * builtins.h (c_strlen): Do not warn here.
15989 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15990 * c-common.c (pointer_int_sum): Take an explicit location.
15991 Warn about offsets out of bounds.
15992 * c-common.h (pointer_int_sum): Adjust declaration.
15994 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15996 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
15999 2009-03-26 Jakub Jelinek <jakub@redhat.com>
16002 * opts.c (warn_if_disallowed_function_p): Don't assume
16003 get_callee_fndecl must return non-NULL.
16005 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16007 PR rtl-optimization/39522
16008 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16009 when reg_reloaded_valid is set.
16011 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16013 * config/spu/divv2df3.c: New file.
16014 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
16015 (DPBIT_FUNCS): Filter out _div_df.
16017 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
16019 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
16020 a jump insn, count that jump in the distance to the loop start.
16022 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16025 * config/sh/sh.c (calc_live_regs): Fix condition for global
16026 registers except PIC_OFFSET_TABLE_REGNUM.
16028 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16031 * doc/invoke.texi (-mconsole): New.
16033 (-mno-cygwin): New.
16035 (-mnop-fun-dllimport): New.
16039 (sub section "i386 and x86-64 Windows Options"): New.
16041 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16043 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16044 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16046 2009-03-25 Richard Guenther <rguenther@suse.de>
16048 PR middle-end/39497
16049 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16052 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16054 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16055 neither of haifa/selective schedulers are working.
16057 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16059 * doc/invoke.texi (Debugging Options): Fix description of
16060 -fno-merge-debug-strings.
16062 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16064 * config/cris/libgcc.ver: New version-script.
16065 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16067 * configure.ac <GAS features, nop mnemonic>: Add pattern
16068 crisv32-*-* for "nop".
16069 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16070 * configure: Regenerate.
16072 2009-03-24 Ira Rosen <irar@il.ibm.com>
16074 PR tree-optimization/39529
16075 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16076 mark_sym_for_renaming for the tag copied to the new vector
16079 2009-03-24 Arthur Loiret <aloiret@debian.org>
16081 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
16082 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
16083 EXTRA_SPEC_FUNCTIONS.
16084 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
16085 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
16086 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
16087 -march and -mtune options.
16089 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
16091 * config/m68k/t-rtems: Add m5329 multilib.
16093 2009-03-24 Dodji Seketeli <dodji@redhat.com>
16094 Jakub Jelinek <jakub@redhat.com>
16097 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
16100 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16103 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
16104 instead of c_parser_expression_conv, if original_code isn't one of the
16105 4 allowed comparison codes, fail.
16107 2009-03-23 Richard Guenther <rguenther@suse.de>
16109 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
16110 * tree.h (struct tree_type): Likewise.
16111 * reload.h (struct insn_chain): Likewise.
16112 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
16113 * function.h (struct function): Likewise.
16114 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
16116 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16118 PR tree-optimization/39516
16119 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
16121 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
16123 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
16124 should be set true if BITS_PER_WORD of target is bigger than 32
16126 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
16128 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
16129 Translate -B-options to -rpath-link. Correct existing
16130 rpath-link and conditionalize on !nostdlib.
16132 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16134 * doc/extend.texi (Function Attributes, Variable Attributes):
16136 * doc/invoke.texi (Debugging Options, Optimize Options)
16137 (i386 and x86-64 Options, MCore Options): Likewise.
16139 2009-03-20 Jakub Jelinek <jakub@redhat.com>
16142 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
16143 it for block local namespace aliases.
16144 (gen_decl_die): Pass context_die to gen_namespace_die.
16146 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16149 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
16150 minimum or maximum value.
16152 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
16154 * reginfo.c (globalize_reg): Recompute derived reg sets.
16156 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
16159 * libgcc2.c (mprotect): Do not use signed arguments for
16160 VirtualProtect, use DWORD arguments. Also fix the 'may
16161 be used uninitialized' warning for the np variable.
16163 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16166 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
16167 functions using regparm calling conventions when not optimizing.
16168 (ix86_function_sseregparm): Similarly for sseregparm calling
16171 2009-03-19 Li Feng <nemokingdom@gmail.com>
16173 PR middle-end/39500
16174 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
16175 dependence if the first conflict is after niter iterations.
16177 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
16179 PR middle-end/38609
16180 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
16181 functions with dynamic stack-pointer adjustments.
16183 2009-03-19 Ben Elliston <bje@au.ibm.com>
16185 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
16186 option; change to -msdata=data.
16188 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16190 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
16193 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
16196 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
16198 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
16200 * doc/invoke.texi (Code Gen Options): Expand discussion of
16203 2009-03-18 Jakub Jelinek <jakub@redhat.com>
16205 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
16206 * matrix-reorg.c (struct matrix_info): Likewise.
16207 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
16208 * rtl.h (struct mem_attrs): Likewise.
16209 * df.h (struct df): Likewise.
16210 * tree-data-ref.h (struct data_dependence_relation): Likewise.
16211 * ira-int.h (struct ira_allocno): Likewise.
16212 * df-scan.c (struct df_collection_rec): Likewise.
16213 * ira.c (struct equivalence): Likewise.
16214 * function.c (struct temp_slot): Likewise.
16215 * cfgloop.h (struct loop): Likewise.
16218 * function.c (use_register_for_decl): When not optimizing, disregard
16219 register keyword for variables with types containing methods.
16221 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
16223 PR middle-end/39447
16224 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
16225 (is_simple_operand): Call contains_component_ref_p before calling data
16226 reference analysis that would fail on COMPONENT_REFs.
16228 * tree-vrp.c (search_for_addr_array): Fix formatting.
16230 2009-03-18 Richard Guenther <rguenther@suse.de>
16232 * tree-vect-transform.c (vect_loop_versioning): Fold the
16233 generated comparisons.
16234 * tree-vectorizer.c (set_prologue_iterations): Likewise.
16235 (slpeel_tree_peel_loop_to_edge): Likewise.
16237 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16239 PR middle-end/37805
16240 * opts.c (print_specific_help): In addition to `undocumented',
16241 accept `separate' and `joined' flags if passed alone. Describe
16242 output by the first matched one of those.
16243 (common_handle_option): Skip over empty strings.
16244 * gcc.c (display_help): Fix help string for `--help='.
16245 * doc/invoke.texi (Option Summary, Overall Options): With
16246 `--help=', classes and qualifiers can both be repeated, but
16247 only the latter can be negated. One should not pass only
16248 negated qualifiers. Fix markup and examples.
16251 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16252 PR middle-end/37805
16253 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16254 and -fhelp=separate.
16256 2009-03-17 Jing Yu <jingyu@google.com>
16258 PR middle-end/39378
16259 * function.h (struct rtl_data): Move is_thunk from here...
16260 (struct function): ...to here.
16261 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16262 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16264 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16266 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16267 (alpha_output_function_end_prologue): Likewise.
16268 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16269 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16270 (rs6000_output_function_epilogue): Likewise.
16271 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16273 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16276 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16277 from different units in a single alternative.
16278 (*truncdfsf_i387): Ditto.
16279 (*truncxfsf2_mixed): Ditto.
16280 (*truncxfdf2_mixed): Ditto.
16282 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16284 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16285 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16288 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16289 unused non-artificial variables when not optimizing.
16292 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16293 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16294 NAMESPACE_DECL in its DECL_INITIAL.
16296 PR middle-end/39443
16297 * optabs.c (set_user_assembler_libfunc): New function.
16298 * expr.h (set_user_assembler_libfunc): New prototype.
16299 * c-common.c: Include libfuncs.h.
16300 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16301 for memcmp, memset, memcpy, memmove and abort.
16302 * Makefile.in (c-common.o): Depend on libfuncs.h.
16305 * dwarf2out.c (gen_inlined_enumeration_type_die,
16306 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16307 gen_tagged_type_instantiation_die): Removed.
16308 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16311 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16314 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16316 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16317 (check-parallel-%): Ditto.
16318 (check-consistency): Ditto.
16320 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16322 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16323 local variable rhs by NULL_TREE.
16325 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16328 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16330 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16333 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16335 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16338 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16339 for ms->sysv ABI calls only in 64bit mode.
16341 * config/i386/i386.md (untyped_call): Support 32bit.
16343 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16345 * doc/extend.texi: Replace x86_65 with x86_64.
16347 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16349 PR tree-optimization/39455
16350 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16351 mismatches for POINTER_TYPE_P (type).
16352 (number_of_iterations_le): Likewise.
16354 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16356 * config/picochip/picochip.c: Removed profiling support.
16357 * config/picochip/picochip.md: Removed profiling instruction.
16358 * config/picochip/picochip.h: Removed profiling builtin.
16360 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16362 * doc/install.texi (--with-host-libstdcxx): Document.
16364 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16367 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16368 generate a warning if the function name does not begin with
16369 "__vector" and the function has either the 'signal' or 'interrupt'
16370 attribute, from here to ...
16371 (avr_declare_function_name): ...here. New function.
16372 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16373 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16375 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16378 * cse.c (fold_rtx): Don't modify original const_arg1 when
16379 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16380 separate variable instead.
16381 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16382 from out of range shift counts.
16383 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16385 2009-03-13 Catherine Moore <clm@codesourcery.com>
16387 * config/i386/x-mingw32 (host-mingw32.o): Replace
16388 diagnostic.h with $(DIAGNOSTIC_H).
16390 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16393 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16395 * config/i386/sync.md (sync_compare_and_swap<mode>,
16396 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16397 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16399 (sync_double_compare_and_swapdi_pic,
16400 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16401 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16403 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16406 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16408 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16411 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16412 (avx_addsubv4df3): Likewise.
16413 (*avx_addsubv4sf3): Likewise.
16414 (sse3_addsubv4sf3): Likewise.
16416 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16419 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16421 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16424 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16425 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16426 registers for allocnos created from user-defined variables.
16428 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16431 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16432 of non-integer mode as well.
16434 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16436 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16437 for functions for which the parameter types are unknown.
16439 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16442 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16443 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16444 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16445 * config/i386/i386.c (ix86_local_alignment): For
16446 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16447 long long variables on the stack to avoid dynamic realignment.
16448 Allow the first argument to be a decl rather than type.
16449 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16451 2009-03-11 Nick Clifton <nickc@redhat.com>
16454 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16456 Add description to mno-lsim option.
16457 * config/mcore/mcore.h: Remove comment about deprecated m4align
16459 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16460 * doc/invoke.texi: Add description of mno-lsim and
16461 mstack-increment options.
16463 * config/fr30/fr30.opt: Document the -mno-lsim option.
16464 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16465 and -mno-lsim options.
16467 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16469 * fold-const.c (fold_comparison): Only call fold_inf_compare
16470 if the mode supports infinities.
16472 2009-03-11 Jason Merrill <jason@redhat.com>
16475 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16476 end already did. Notice GIMPLE_CALL modifications of the result.
16477 Don't copy debug information from an ignored decl or a decl from
16480 2009-03-10 Richard Guenther <rguenther@suse.de>
16481 Nathan Froyd <froydnj@codesourcery.com>
16483 PR middle-end/37850
16484 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16485 (__divMODE3): Likewise.
16487 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16489 PR tree-optimization/39394
16490 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16491 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16493 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16495 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16496 inline asms for register asm ("") declarations.
16498 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16500 * fold-const.c (fold_unary): Fix comment.
16502 2009-03-07 Jan Hubicka <jh@suse.cz>
16505 * tree-inline.c (setup_one_parameter): Do replacement of const
16506 argument by constant in SSA form.
16508 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16510 PR middle-end/38028
16511 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16512 determine alignment passed to assign_stack_local.
16513 (assign_parms_unsplit_complex): Likewise.
16514 * except.c (sjlj_build_landing_pads): Likewise.
16516 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16518 PR middle-end/39360
16519 * tree-flow.h (add_referenced_var): Return bool instead of void.
16520 * tree-dfa.c (add_referenced_var): Return result of
16521 referenced_var_check_and_insert call.
16522 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16523 of referenced_var_check_and_insert.
16526 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16527 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16528 DIE, don't emit it if abstract origin already has it.
16529 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16530 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16532 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16534 * genpreds.c (needs_variable): Fix parentheses at variable name
16536 (write_tm_constrs_h): Indent generated code.
16538 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16540 * doc/extend.texi (Function Attributes): Add documentation
16541 for isr attributes.
16543 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16546 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16547 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16549 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16551 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16554 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16557 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16558 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16560 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16562 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16563 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16564 constants instead of magic numbers.
16565 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16567 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16568 (x86_64_ms_abi_int_parameter_registers): Ditto.
16569 (x86_64_int_return_registers): Ditto.
16570 (ix86_maybe_switch_abi): Ditto.
16571 (ix86_expand_call): Ditto for clobbered_registers array.
16572 (ix86_hard_regno_mode_ok): Ditto.
16573 (x86_extended_QIreg_mentioned_p): Ditto.
16575 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16577 PR tree-optimization/39349
16578 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16580 * combine.c (gen_lowpart_for_combine): Use omode when generating
16583 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16585 PR rtl-optimization/39235
16586 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16588 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16590 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16592 2009-03-04 Richard Guenther <rguenther@suse.de>
16594 PR tree-optimization/39362
16595 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16596 that occur in abnormal PHIs should be varying.
16598 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16600 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16602 (simple_iv): Take loop as an argument instead of statement.
16603 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16604 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16606 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16608 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16609 * matrix-reorg.c (analyze_transpose): Ditto.
16610 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16611 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16612 * tree-predcom.c (ref_at_iteration): Ditto.
16613 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16615 2009-03-04 Richard Guenther <rguenther@suse.de>
16617 PR tree-optimization/39358
16618 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16619 escaped_id and callused_id.
16620 (solve_graph): Likewise.
16622 2009-03-04 Richard Guenther <rguenther@suse.de>
16624 PR tree-optimization/39339
16625 * tree-sra.c (try_instantiate_multiple_fields): Make it
16626 no longer ICE on the above.
16628 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16630 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16631 that fits within Pmode.
16633 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16635 PR middle-end/10109
16636 * tm.texi (LIBCALL_VALUE): Update description.
16638 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16640 PR middle-end/34443
16641 * doc/extend.texi (section): Update description.
16643 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16645 PR middle-end/39345
16646 * tree-inline.c (remapped_type): New.
16647 (can_be_nonlocal): Call remapped_type instead of remap_type.
16649 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16652 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16653 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16655 2009-03-03 Richard Guenther <rguenther@suse.de>
16657 PR middle-end/39272
16658 * tree.c (tree_nonartificial_location): New function.
16659 * tree.h (tree_nonartificial_location): Declare.
16660 * builtins.c (expand_builtin_memory_chk): Provide location
16661 of the call location for artificial function pieces.
16662 (maybe_emit_chk_warning): Likewise.
16663 (maybe_emit_sprintf_chk_warning): Likewise.
16664 (maybe_emit_free_warning): Likewise.
16665 * expr.c (expand_expr_real_1): Likewise.
16667 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16669 PR tree-optimization/39343
16670 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16671 COMPONENT_REF t has ARRAY_TYPE.
16673 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16675 PR middle-end/39335
16676 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16677 when the type precision of the induction variable should be
16678 larger than the type precision of nit.
16679 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16680 * graphite.c (graphite_loop_normal_form): Same.
16681 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16683 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16685 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16686 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16687 numbers to describe clobbered registers.
16688 (*call_value_0_rex64_ms_sysv): Ditto.
16689 * config/i386/mmx.md (mmx_emms): Ditto.
16690 (mmx_femms): Ditto.
16692 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16694 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16697 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16699 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16700 (spu_section_type_flags): New function.
16702 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16704 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16705 reg_class_contents of FLOAT_REGS into a temporary.
16707 2009-03-02 Richard Guenther <rguenther@suse.de>
16708 Ira Rosen <irar@il.ibm.com>
16710 PR tree-optimization/39318
16711 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16712 information to the vectorized statement.
16714 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16716 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16717 variable. Use defined names instead of magic constants for REX SSE
16720 2009-03-01 Richard Guenther <rguenther@suse.de>
16722 PR tree-optimization/39331
16723 * omp-low.c (lower_send_shared_vars): Do not receive new
16724 values for the reference of DECL_BY_REFERENCE parms or results.
16726 2009-03-01 Jan Hubicka <jh@suse.cz>
16729 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16730 BLOCK_NONLOCALIZED_VAR): New macros.
16731 (tree_block): Add nonlocalized_vars.
16732 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16733 gen_decl_die): Add origin argument. Allow generation of die with
16734 origin at hand only.
16735 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16736 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16738 (gen_block_die): Fix checking for unused blocks.
16739 (process_scope_var): Break out from .... ; work with origins only.
16740 (decls_for_scope) ... here; process nonlocalized list.
16741 (dwarf2out_ignore_block): Look for nonlocalized vars.
16742 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16744 (dump_scope_block): Dump them.
16745 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16746 (remap_block): Likewise.
16747 (can_be_nonlocal): New predicate.
16748 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16750 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16752 * configure: Regenerate.
16754 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16756 * optc-gen.awk: No need to duplicate option flags twice.
16757 Reuse help texts for duplicate options which do not have any.
16759 * gcc.c (display_help): Document --version.
16761 * gcc.c (main): If print_help_list and verbose_flag, ensure
16762 driver output comes before subprocess output.
16764 * optc-gen.awk: Assign all remaining fields to help string,
16765 space-separated, for multi-line help in *.opt.
16767 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16768 -Wno-pedantic-ms-format is for MinGW targets only.
16770 * doc/options.texi (Option file format): Fix bad indentation,
16771 restoring dropped sentence.
16773 2009-02-28 Jan Hubicka <jh@suse.cz>
16775 * tree-inline.c (tree_function_versioning): Output debug info.
16777 2009-02-28 Jan Hubicka <jh@suse.cz>
16780 * tree-inline.c (setup_one_parameter): Do not copy propagate
16781 arguments when not optimizing.
16783 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16786 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16787 (avx_addsubv4df3): Likewise.
16788 (*avx_addsubv4sf3): Likewise.
16789 (sse3_addsubv4sf3): Likewise.
16790 (*avx_addsubv2df3): Likewise.
16791 (sse3_addsubv2df3): Likewise.
16792 (avx_unpckhps256): Correct item selectors.
16793 (avx_unpcklps256): Likewise.
16794 (avx_unpckhpd256): Likewise.
16795 (avx_unpcklpd256): Likewise.
16797 2009-02-28 Jan Hubicka <jh@suse.cz>
16799 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16801 (copy_arguments_for_versioning): If var is declared don't declare it.
16802 (tree_function_versioning): First setup substitutions and then copy
16805 2009-02-27 Jan Hubicka <jh@suse.cz>
16808 * cgraph.h (varpool_output_debug_info): Remove.
16809 * cgraphunit.c (varpool_output_debug_info): Remove.
16810 * dwarf2out.c (deferred_locations_struct): New struct
16811 (deferred_locations): New type.
16812 (deferred_locations_list): New static var.
16813 (deffer_location): New function.
16814 (gen_variable_die): Use it.
16815 (decls_for_scope): Output info on local static vars.
16816 (dwarf2out_finish): Process deferred locations.
16817 * varpool.c (varpool_output_debug_info): Remove.
16819 2009-02-27 Jan Hubicka <jh@suse.cz>
16822 * tree.h (TREE_PROTECTED): Fix comment.
16823 (BLOCK_HANDLER_BLOCK): Remove.
16824 (struct tree_block): Remove handler_block add body_block.
16825 (inlined_function_outer_scope_p): New.
16826 (is_body_block): Remove.
16827 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16828 * dwarf2out.c (is_inlined_entry_point): Remove.
16829 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16830 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16832 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16833 * gimplify.c (gimplify_expr): Gimplify body blocks.
16834 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16835 block with multiple subblocks.
16836 (dump_scope_block): Prettier output; dump more flags and info.
16837 (dump_scope_blocks): New.
16838 (remove_unused_locals): Use dump_scope_blocks.
16839 * tree-flow.h (dump_scope_blocks): Declare.
16840 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16841 * stmt.c (is_body_block): Remove.
16842 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16843 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16845 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16847 PR middle-end/39308
16848 * graphite.c (graphite_loop_normal_form): Do not call
16849 number_of_iterations_exit from a gcc_assert.
16851 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16853 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16854 jumps if COND is NULL.
16855 (find_cond_jump): New function.
16856 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16857 * config/s390/s390.md: Remove z10_cobra attribute value.
16859 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16861 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16862 force_const_mem returns NULL_RTX.
16864 2009-02-26 Jan Hubicka <jh@suse.cz>
16867 * cgraph.h (varpool_output_debug_info): Remove.
16868 * cgraphunit.c (varpool_output_debug_info): Remove.
16869 * dwarf2out.c (deferred_locations_struct): New struct
16870 (deferred_locations): New type.
16871 (deferred_locations_list): New static var.
16872 (deffer_location): New function.
16873 (gen_variable_die): Use it.
16874 (decls_for_scope): Output info on local static vars.
16875 (dwarf2out_finish): Process deferred locations.
16876 * varpool.c (varpool_output_debug_info): Remove.
16878 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16880 PR rtl-optimization/39241
16881 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16882 to subreg_offset_representable_p.
16884 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16886 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16887 execute function prototype. Get f and nregs from max_reg_num
16888 and get_insns. Remove the first backward pass as it's dead,
16889 guard the forward pass by flag_expensive_optimizations.
16890 (rest_of_handle_regmove): Delete.
16891 (pass_regmove): Replace it with regmove_optimize.
16893 2009-02-25 Martin Jambor <mjambor@suse.cz>
16895 PR tree-optimization/39259
16896 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16897 calls_alloca function flags.
16898 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16899 calls are detected.
16901 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16903 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
16904 flags_set_1_rtx, flags_set_1_set): Delete.
16905 (regmove_optimize): Do not call mark_flags_life_zones.
16907 2009-02-24 Julian Brown <julian@codesourcery.com>
16910 * config/arm/arm.c (require_pic_register): Only set
16911 cfun->machine->pic_reg once per function.
16913 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
16915 * doc/invoke.texi (Link Options): Document an easier way to pass
16916 options that take arguments to the GNU linker using -Xlinker and -Wl.
16918 2009-02-24 Steve Ellcey <sje@cup.hp.com>
16921 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
16923 2009-02-24 Richard Guenther <rguenther@suse.de>
16926 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
16928 2009-02-24 Richard Guenther <rguenther@suse.de>
16929 Zdenek Dvorak <ook@ucw.cz>
16931 PR tree-optimization/39233
16932 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
16933 from converting them to a generic type.
16935 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
16937 PR tree-optimization/39260
16938 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
16939 contains a condition with a real type.
16940 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
16942 2009-02-23 Jason Merrill <jason@redhat.com>
16945 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
16946 narrowing_initializer_constant_valid_p.
16947 (narrowing_initializer_constant_valid_p): Don't return
16948 null_pointer_node for adding a pointer to itself.
16950 2009-02-23 Jan Hubicka <jh@suse.cz>
16953 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
16956 2009-02-23 Jan Hubicka <jh@suse.cz>
16958 PR tree-optimization/37709
16959 * tree.c (block_ultimate_origin): Move here from dwarf2out.
16960 * tree.h (block_ultimate_origin): Declare.
16961 * dwarf2out.c (block_ultimate_origin): Move to tree.c
16962 * tree-ssa-live.c (remove_unused_scope_block_p):
16963 Eliminate blocks containig no instructions nor live variables nor
16965 (dump_scope_block): New function.
16966 (remove_unused_locals): Enable removal of dead blocks by default;
16967 enable dumping at TDF_DETAILS.
16969 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16971 * config/i386/i386.c (classify_argument): Don't allow COImode
16973 (function_arg_advance_32): Don't allow OImode.
16974 (function_arg_32): Likewise.
16975 (function_value_32): Likewise.
16976 (return_in_memory_32): Likewise.
16977 (function_arg_64): Remove OImode comment.
16979 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16982 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16983 ix86_expand_vector_set for V4DImode in 64bit mode only.
16984 (ix86_expand_vector_init_one_var): Likewise.
16986 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
16988 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
16990 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16993 * loop-iv.c: Revert last change.
16994 * emit-rtl.c: Likewise.
16996 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16999 * config/i386/i386.c (type_natural_mode): Remove an extra
17000 space in the warning message.
17001 (function_value_32): Handle 32-byte vector modes.
17002 (return_in_memory_32): Likewise.
17004 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17006 * loop-iv.c (truncate_value): New function.
17007 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17009 (lowpart_subreg): Move to...
17010 * emit-rtl.c: ...here.
17012 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
17014 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
17015 accidental and undocumented change at revision 140860.
17017 2009-02-21 Joseph Myers <joseph@codesourcery.com>
17019 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
17020 take gimple_seq * arguments.
17021 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
17022 types_compatible_p langhook.
17024 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17025 Joseph Myers <joseph@codesourcery.com>
17027 * config/arm/arm.c (arm_builtin_va_list): New function.
17028 (arm_expand_builtin_va_start): Likewise.
17029 (arm_gimplify_va_arg_expr): Likewise.
17030 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17031 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17032 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17033 (va_list_type): New variable.
17034 (arm_mangle_type): Mangle va_list_type appropriately.
17036 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17038 PR middle-end/39157
17039 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17040 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17041 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17042 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17043 parameter to 1000 for -O1 by default.
17044 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17046 * loop-invariant.c: Include params.h.
17047 (move_loop_invariants): Don't call move_single_loop_invariants on
17050 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17052 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17053 offset when calculating bounds for indexing stack_usage_map. Fixes
17054 a buffer overflow with certain target setups.
17056 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17059 * calls.c (expand_call): Clear try_tail_call if caller and callee
17060 disagree in promotion of function return value.
17062 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17065 * c-common.c (c_determine_visibility): If visibility changed and
17066 DECL_RTL has been already set, call make_decl_rtl to update symbol
17069 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17072 * varasm.c (assemble_variable): Don't check DECL_NAME when
17073 globalizing a variable.
17075 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17078 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17079 expression before any __builtin_trap call.
17080 * c-typeck.c (build_function_call): Convert and check function
17081 arguments before generating a call to a trap. Evaluate the
17082 function arguments before the trap.
17084 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
17087 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
17088 (UNSPEC_FXAM_MEM): New unspec.
17089 (fxam<mode>2_i387_with_temp): New insn and split pattern.
17090 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
17091 memory using fxam<mode>2_i387_with_temp to remove excess precision.
17093 2009-02-19 Richard Guenther <rguenther@suse.de>
17095 PR tree-optimization/39207
17096 PR tree-optimization/39074
17097 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
17098 storedanything_tree): New.
17099 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
17100 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
17101 (build_succ_graph): Add edges from STOREDANYTHING to all
17103 (init_base_vars): Initialize STOREDANYTHING.
17104 (compute_points_to_sets): Free substitution info after
17105 building the succ graph.
17106 (ipa_pta_execute): Likewise.
17108 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
17110 (do_ds_constraint): Do not add to special var or non-pointer
17112 (type_could_have_pointers): Split out from ...
17113 (could_have_pointers): ... here. For arrays use the element type.
17114 (create_variable_info_for): Initialize may_have_pointers.
17115 (new_var_info): Likewise.
17116 (handle_lhs_call): Make the HEAP variable unknown-sized.
17117 (intra_create_variable_infos): Use a type with pointers for
17118 PARM_NOALIAS, make it unknown-sized.
17120 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
17123 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
17125 2009-02-18 Jason Merrill <jason@redhat.com>
17128 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
17129 value if DECL_EXTERNAL.
17130 * tree-sra.c (sra_walk_gimple_assign): Likewise.
17131 * target.h (gcc_target::binds_local_p): Clarify "module".
17132 * tree.h (TREE_PUBLIC): Clarify "module".
17134 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
17137 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
17138 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
17140 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
17143 * c.opt (Wabi): Support C and ObjC.
17146 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
17148 * config/i386/i386.c (classify_argument): Warn once about the ABI
17149 change when passing union with long double.
17151 * doc/invoke.texi: Update -Wabi for warning psABI changes.
17153 2009-02-18 Joseph Myers <joseph@codesourcery.com>
17156 * c-parser.c (c_parser_compound_statement): Always enter and leave
17159 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17162 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
17164 2009-02-18 Jakub Jelinek <jakub@redhat.com>
17166 PR tree-optimization/36922
17167 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
17168 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
17171 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17173 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
17176 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17178 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
17180 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17182 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
17185 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
17186 Richard Sandiford <rdsandiford@googlemail.com>
17188 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
17189 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
17190 (loongson_biadd): ...this.
17192 2009-02-17 Richard Guenther <rguenther@suse.de>
17194 PR tree-optimization/39202
17195 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
17196 a var make sure to follow existing collapses.
17198 2009-02-17 Richard Guenther <rguenther@suse.de>
17200 PR middle-end/39214
17201 * langhooks.c (lhd_print_error_function): Check for NULL block.
17203 2009-02-17 Richard Guenther <rguenther@suse.de>
17205 PR tree-optimization/39204
17206 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
17209 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
17211 * config/soft-fp/double.h: Update from glibc CVS.
17213 2009-02-17 Richard Guenther <rguenther@suse.de>
17215 PR tree-optimization/39207
17216 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
17217 strict-aliasing warnings for pointers pointing to NULL.
17219 2009-02-16 Joseph Myers <joseph@codesourcery.com>
17222 * c-parser.c (c_parser_braced_init): Call pop_init_level when
17223 skipping until next close brace.
17225 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
17228 * config/i386/i386.c (ix86_expand_push): Set memory alignment
17229 to function argument boundary.
17231 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17233 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
17234 in the lea_add. Reload eventually constraints it properly.
17235 * config/picochip/constraints.md: Remove the target constraint
17236 "b", since it is not needed anymore.
17238 2009-02-16 Jakub Jelinek <jakub@redhat.com>
17240 * gthr-dce.h: Uglify function parameter and local variable names.
17241 * gthr-gnat.h: Likewise.
17242 * gthr-mipssde.h: Likewise.
17243 * gthr-nks.h: Likewise.
17244 * gthr-posix95.h: Likewise.
17245 * gthr-posix.h: Likewise.
17246 * gthr-rtems.h: Likewise.
17247 * gthr-single.h: Likewise.
17248 * gthr-solaris.h: Likewise.
17249 * gthr-tpf.h: Likewise.
17250 * gthr-vxworks.h: Likewise.
17251 * gthr-win32.h: Likewise.
17253 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17256 * config/i386/i386.md: Restrict the new peephole2 to move
17257 between MMX/SSE registers.
17259 2009-02-15 Richard Guenther <rguenther@suse.de>
17262 2009-02-13 Richard Guenther <rguenther@suse.de>
17264 * configure.ac: Enable LFS.
17265 * configure: Re-generate.
17266 * config.in: Likewise.
17268 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17270 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17271 spu_srqwbyte, spu_srqwbytebc): Define.
17272 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17273 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17274 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17275 "shrqby_<mode>"): New insn-and-split patterns.
17276 * config/spu/spu.c (expand_builtin_args): Determine and return
17277 number of operands using spu_builtin_description data.
17278 (spu_expand_builtin_1): Use it.
17280 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17283 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17286 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17289 * config/i386/i386.c (override_options): Correct warning
17290 messages for -malign-loops, -malign-jumps and -malign-functions.
17292 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17295 * config/i386/i386.md: Restrict the new peephole2 to move
17296 between the general purpose registers.
17298 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17301 * config/i386/i386.c (type_natural_mode): Add a new argument.
17302 Return the original mode and warn ABI change if vector size is 32byte.
17303 (function_arg_advance): Updated.
17304 (function_arg): Likewise.
17305 (ix86_function_value): Likewise.
17306 (ix86_return_in_memory): Likewise.
17307 (ix86_sol10_return_in_memory): Likewise.
17308 (ix86_gimplify_va_arg): Likewise.
17309 (function_arg_32): Don't warn ABX ABI change here.
17310 (function_arg_64): Likewise.
17312 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17314 * loop-iv.c (implies_p): In the final case, test that operands 0
17315 of the two comparisons match.
17317 * config/bfin/bfin.c (find_prev_insn_start): New function.
17318 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17319 (find_next_insn_start): Move.
17321 2009-02-13 Richard Guenther <rguenther@suse.de>
17323 * configure.ac: Enable LFS.
17324 * configure: Re-generate.
17325 * config.in: Likewise.
17327 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17330 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17331 sizes on syntax error after some arguments have been parsed.
17333 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17335 * doc/invoke.texi (-fira): Remove.
17337 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17339 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17340 * recog.c: Likewise.
17343 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17345 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17346 (umul_ppmm): Likewise.
17347 (count_leading_zeros): Likewise.
17348 (count_trailing_zeros): Likewise.
17349 (UMUL_TIME): Likewise.
17351 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17353 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17354 soft-fp/t-softfp to tmake_file.
17356 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17357 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17358 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17359 IA64_BUILTIN_INFQ]: New.
17360 (ia64_init_builtins): Initialize __builtin_infq,
17361 __builtin_fabsq and __builtin_copysignq if not HPUX.
17362 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17363 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17365 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17367 (__fixtfti): Likewise.
17368 (__fixunstfti): Likewise.
17369 (__floattitf): Likewise.
17371 * config/ia64/libgcc-glibc.ver: New.
17372 * config/ia64/t-fprules-softfp: Likewise.
17373 * config/ia64/sfp-machine.h: Likewise.
17375 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17376 (LIBGCC2_TF_CEXT): Likewise.
17377 (TF_SIZE): Likewise.
17378 (TARGET_INIT_LIBFUNCS): Likewise.
17380 * config/ia64/t-glibc (SHLINB_MAPFILES):
17381 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17383 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17385 * config/i386/i386.c (construct_container): Rewrite processing
17386 BLKmode with X86_64_SSE_CLASS.
17388 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17391 * config/i386/i386.md: Replace simplify_replace_rtx with
17392 replace_rtx in the new peephole2.
17394 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17396 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17397 loop unrolling do not happen at -O2.
17399 2009-02-12 Michael Matz <matz@suse.de>
17401 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17403 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17405 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17408 2009-02-12 Ben Elliston <bje@au.ibm.com>
17410 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17411 patterns when updating the back chain. Missed in the 2009-02-10
17414 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17416 * doc/extend.texi (Decimal Floating Types): Update identifier of
17417 draft TR and list of missing support.
17419 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17421 PR middle-end/39154
17422 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17423 bit to variable length decl's flags, add it also to its
17424 pointer replacement variable.
17426 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17427 Jakub Jelinek <jakub@redhat.com>
17430 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17431 (memory_blockage): New expander.
17432 (*memory_blockage): New insn pattern.
17433 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17434 instead of general blockage at the end of function prologue when
17435 frame pointer is used to access red zone area. Do not emit blockage
17436 when profiling, it is emitted in generic code.
17437 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17438 function epilogue when frame pointer is used to access red zone area.
17440 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17443 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17444 by arithmetic with memory operands.
17445 * config/i386/predicates.md (commutative_operator): New.
17447 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17449 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17452 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17454 * alias.h (record_alias_subset): Declare.
17455 * alias.c (record_alias_subset): Make global.
17457 2009-02-10 Nick Clifton <nickc@redhat.com>
17459 * tree-parloops.c: Change license to GPLv3.
17460 * ipa-struct-reorg.c: Change license to GPLv3.
17461 * ipa-struct-reorg.h: Change license to GPLv3.
17463 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17466 * c-decl.c (start_struct): Return NULL on error.
17468 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17470 PR middle-end/39124
17471 * cfgloopmanip.c (remove_path): Call remove_bbs after
17472 cancel_loop_tree, not before it.
17475 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17476 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17477 VAR_DECLs were seen.
17478 * tree-ssa-live.c (remove_unused_locals): Recompute
17479 cfun->has_local_explicit_reg_vars.
17480 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17481 copies or clearings if cfun->has_local_explicit_reg_vars.
17483 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17486 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17487 of function prologue when frame pointer is used to access
17490 2009-02-10 Richard Guenther <rguenther@suse.de>
17492 PR middle-end/39127
17493 * gimplify.c (gimple_regimplify_operands): Always look if
17494 we need to create a temporary.
17496 2009-02-10 Richard Guenther <rguenther@suse.de>
17498 PR tree-optimization/39132
17499 * tree-loop-distribution.c (todo): New global var.
17500 (generate_memset_zero): Trigger TODO_rebuild_alias.
17501 (tree_loop_distribution): Return todo.
17503 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17506 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17507 (x86_64_reg_class_name): Removed.
17508 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17509 first one isn't X86_64_SSE_CLASS or any other ones aren't
17510 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17511 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17512 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17513 and 3 X86_64_SSEUP_CLASS.
17514 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17515 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17517 2009-02-10 Ben Elliston <bje@au.ibm.com>
17519 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17520 form instruction to update the stack back chain word, even if the
17521 user has disabled the generation of update instructions.
17522 (movdi_<mode>_update_stack): New.
17523 (movsi_update_stack): Likewise.
17524 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17525 always use an update form instruction to update the stack back
17528 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17530 PR middle-end/38953
17531 * graphite.c (if_region_set_false_region): After moving a region in
17532 the false branch of a condition, remove the empty dummy basic block.
17533 (gloog): Remove wrong fix for PR38953.
17535 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17537 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17538 generation due to implicit sign extension.
17540 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17542 PR middle-end/38981
17543 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17544 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17546 2009-02-09 Richard Guenther <rguenther@suse.de>
17548 PR middle-end/35202
17549 * convert.c (convert_to_real): Disable (float)fn((double)x)
17550 to fnf(x) conversion if errno differences may occur and
17551 -fmath-errno is set.
17553 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17555 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17556 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17557 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17559 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17562 * c-common.c (handle_alias_attribute): Disallow attribute for
17563 anything not a FUNCTION_DECL or VAR_DECL.
17565 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17568 * real.c (do_compare): Special-case compare of zero against
17569 decimal float value.
17571 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17574 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17575 as indicating flexible array members unless the field itself is
17576 being declarared as the incomplete array.
17578 2009-02-06 Jan Hubicka <jh@suse.cz>
17580 PR tree-optimization/38844
17581 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17582 is already inlined.
17584 2009-02-06 Richard Guenther <rguenther@suse.de>
17586 PR middle-end/38977
17587 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17588 fork because we may expand it as __gcov_fork.
17590 2009-02-06 Nick Clifton <nickc@redhat.com>
17592 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17594 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17596 PR tree-optimization/35659
17597 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17598 vn_phi_eq): Shortcut if hashcode does not match.
17599 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17601 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17602 and avoid iterative_hash_expr.
17603 (FOR_EACH_VALUE_ID_IN_SET): New.
17604 (value_id_compare): Remove.
17605 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17606 sort expressions by value id.
17608 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17611 * config/sh/predicates.md (general_movsrc_operand): Don't check
17612 the subreg of system registers here.
17614 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17617 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17618 on the copied decl.
17620 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17622 PR rtl-optimization/39110
17623 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17624 addresses, not aligned ones.
17626 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17627 Richard Guenther <rguenther@suse.de>
17629 PR tree-optimization/39100
17630 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17631 comment says and add edges.
17633 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17636 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17637 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17639 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17641 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17642 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17643 register_bb_in_sese, new_sese, free_sese): Moved.
17644 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17645 outermost_loop_in_scop, build_scop_iteration_domain,
17646 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17647 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17648 Use loop_in_sese_p instead of loop_in_scop_p.
17649 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17650 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17651 (scopdet_basic_block_info): Fix bug in scop detection.
17652 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17653 eq_loop_to_cloog_loop): Remove.
17654 (nb_loops_around_loop_in_scop, nb_loop
17655 ref_nb_loops): Moved here...
17656 * graphite.h (ref_nb_loops): ... from here.
17657 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17658 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17659 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17660 * testsuite/gcc.dg/graphite/scop-19.c: New
17662 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17663 Hans-Peter Nilsson <hp@axis.com>
17665 PR rtl-optimization/37889
17666 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17667 Move offset handling from PLUS to before the switch. Use new
17668 arguments when considering SYMBOL_REFs too.
17669 (rtx_addr_can_trap_p): Pass dummy offset and size.
17670 (enum may_trap_p_flags): Remove.
17671 (may_trap_p_1): Pass size from MEM_SIZE.
17673 PR rtl-optimization/38921
17674 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17675 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17676 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17677 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17679 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17681 AVX Programming Reference (January, 2009)
17682 * config/i386/sse.md (*vpclmulqdq): New.
17684 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17686 PR tree-optimization/38977
17687 PR gcov-profile/38292
17688 * calls.c (special_function_p): Disregard __builtin_ prefix.
17690 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17692 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17693 non-indexable addresses even before reload.
17695 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17698 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17699 as having variable size. Do not give an error for unnamed
17700 parameters with [*] declarators. Give a warning for type names
17701 with [*] declarators and mark them as variable size.
17702 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17703 for sizeof applied to [*] type names.
17705 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17708 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17710 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17712 * gcc.c (process_command): Update copyright notice dates.
17713 * gcov.c (print_version): Likewise.
17714 * gcov-dump.c (print_version): Likewise.
17715 * mips-tfile.c (main): Likewise.
17716 * mips-tdump.c (main): Likewise.
17718 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17721 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17722 for composite type involving a zero-length array type.
17724 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17727 * function.c (match_asm_constraints_1): Skip over
17728 initial optional % in the constraint.
17730 PR inline-asm/39059
17731 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17732 supported, don't accept FIXED_CSTs.
17733 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17734 and _Sat is used without _Fract/_Accum. Set specs->type to
17735 integer_type_node for cts_fract/cts_accum if fixed point is not
17738 2009-02-02 Catherine Moore <clm@codesourcery.com>
17740 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17742 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17744 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17745 (ABI_HAS_64BIT_SYMBOLS): Use it.
17746 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17748 2009-02-02 Paul Brook <paul@codesourcery.com>
17750 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17752 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17754 PR inline-asm/39058
17755 * recog.h (asm_operand_ok): Add constraints argument.
17756 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17757 recurse on matching constraint.
17758 (check_asm_operands): Pass constraints as 3rd argument to
17759 asm_operand_ok. Don't look up matching constraint here.
17760 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17763 2009-02-02 Ben Elliston <bje@au.ibm.com>
17765 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17766 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17768 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17770 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17771 information. Remove some obsolete information. Reorganize.
17773 * config/pa/fptr.c: Revert license to GPL 2.
17774 * config/pa/milli64.S: Likewise.
17776 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17779 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17780 LIBRARY name in, instead of hard-coding it.
17781 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17782 extra target make frag to tmake_files according to EH model.
17783 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17784 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17785 frags that define makefile variable EH_MODEL appropriately.
17786 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17787 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17788 to "-sjlj" according to type of EH configured.
17789 (LIBGCC_SONAME): Concatenate it to shared library base name.
17790 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17791 to "_sjlj" according to type of EH configured.
17792 (LIBGCC_SONAME): Concatenate it to shared library base name.
17793 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17794 (SHLIB_LINK): Add missing semicolon to if-else construct.
17795 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17796 string value of "pe_dll" command-line option.
17797 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17798 (SHLIB_SONAME): Use it when overriding t-cygming default.
17799 (SHLIB_IMPLIB): Override t-cygming default.
17800 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17801 string value of "pe_dll" command-line option.
17803 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17806 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17807 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17809 2009-01-31 Richard Guenther <rguenther@suse.de>
17811 PR tree-optimization/38937
17812 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17813 computing the transitive closure.
17815 2009-01-30 Richard Guenther <rguenther@suse.de>
17817 PR tree-optimization/39041
17818 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17819 Propagate variable indices only if the types match for this stmt.
17821 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17824 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17825 inline but never defined.
17827 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17829 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17830 (*insv_h_di_reg_extimm): New insn.
17831 (*insv_l<mode>_reg_extimm): New insn.
17833 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17835 * config/picochip/picochip.c (flag_conserve_stack): set
17836 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17837 fconserve-stack. Reduce call-overhead used by inliner.
17839 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17842 * common.opt (flag_conserve_stack): Initialised to zero.
17844 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17847 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17848 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17851 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17853 * ira-color.c (allocno_reload_assign): Update comments.
17854 * regmove.c (regmove_optimize): Likewise.
17858 2009-01-29 Robert Millan <rmh@aybabtu.com>
17860 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17861 * config/i386/kopensolaris-gnu.h: New file. Undefine
17862 `MD_UNWIND_SUPPORT'.
17863 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17865 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17867 PR tree-optimization/39007
17868 * tree-loop-distribution.c (generate_builtin): Use
17869 recompute_dominator to compute the immediate dominator of the
17870 basic block just after the loop.
17872 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17874 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17875 (ASM_OUTPUT_DWARF_PCREL): Define.
17877 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17879 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17880 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17881 global. Modify entries about regmove and IRA.
17883 * ra-conflict.c: Remove the file.
17885 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17887 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17888 (pass_regclass_init): Rename to pass_reginfo_init.
17890 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17892 * toplev.h (flag_ira): Remove.
17894 * caller-save.c (setup_save_areas): Remove flag_ira.
17896 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17898 * global.c: Remove the file.
17900 * opts.c (decode_options): Remove flag_ira.
17902 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
17904 * regmove.c: Modify file description.
17905 (find_use_as_address, try_auto_increment): Define them only if
17906 AUTO_INC_DEC is defined.
17907 (replacement_quality, replace_in_call_usage, fixup_match_1,
17908 stable_and_no_regs_but_for_p): Remove.
17909 (reg_set_in_bb): Make it static.
17910 (regmove_optimize): Remove flag_ira and code which worked for
17913 * local-alloc.c: Remove the file.
17915 * common.opt (fira): Remove.
17917 * ira.c: Include except.h.
17918 (eliminable_regset): Move from global.c.
17919 (mark_elimination): Ditto. Remove flag_ira.
17920 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
17921 equiv_mem_modified, validate_equiv_mem_from_store,
17922 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
17923 contains_replace_regs, memref_referenced_p, memref_used_between_p,
17924 no_equiv, recorded_label_ref): Move from local-alloc.c.
17925 (update_equiv_regs): Ditto. Make it static.
17926 (print_insn_chain, print_insn_chains): Move it from global.c.
17927 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
17928 (build_insn_chain): Ditto. Make it static.
17929 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
17930 Rename to init_live_subregs.
17931 (gate_ira): Remove flag_ira.
17933 * regclass.c: Rename reginfo.c. Change file description.
17934 (FORBIDDEN_INC_DEC_CLASSES): Remove.
17935 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
17936 (init_reg_sets_1): Remove code for evaluation of
17937 reg_class_superclasses and losing_caller_save_reg_set.
17938 (init_regs): Remove init_reg_autoinc.
17939 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
17940 ok_for_base_p_nonstrict): Remove.
17941 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
17942 (pass_regclass_init): Rename to pass_reginfo_init. Modify
17943 corresponding entries.
17944 (dump_regclass, record_operand_costs, scan_one_insn,
17945 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
17946 record_address_regs, auto_inc_dec_reg_p): Remove.
17947 (gt-regclass.h): Rename to gt-reginfo.h.
17949 * rtl.h (dump_global_regs, retry_global_alloc,
17950 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
17952 * Makefile.in (RA_H): Remove.
17953 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
17954 Rename regclass.o to reginfo.o.
17955 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
17957 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
17958 (GTFILES): Rename regclass.c to reginfo.c.
17960 * passes.c (init_optimization_passes): Remove pass_local_alloc and
17961 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
17963 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17964 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
17966 (finish_spills): Ditto. Remove code for !flag_ira.
17968 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
17970 PR middle-end/35854
17971 * doc/invoke.texi (rtl debug options): Complete rewrite.
17972 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
17974 * mode-switching.c (pass_mode_switching): Rename pass from
17975 "mode-sw" to "mode_sw".
17976 * except.c (pass_convert_to_eh_ranges): Rename pass from
17977 "eh-ranges" to "eh_ranges".
17978 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
17982 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
17983 Alexander Monakov <amonakov@ispras.ru>
17985 PR middle-end/38857
17986 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
17988 (move_exprs_to_boundary): Change return type and pass through
17989 should_move from move_op. Relax assert. Update usage ...
17990 (schedule_expr_on_boundary): ... here. Use should_move instead of
17992 (move_op_orig_expr_found): Indicate that insn was disconnected from
17994 (code_motion_process_successors): Do not call after_merge_succs
17995 callback if original expression was not found when traversing any of
17997 (code_motion_path_driver): Change return type. Update prototype.
17998 (move_op): Update comment. Add a new parameter (should_move). Update
17999 prototype. Set *should_move based on indication provided by
18000 move_op_orig_expr_found.
18002 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
18004 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18005 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18006 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18007 * config/rs6000/rs6000.c (rs6000_override_options): Default
18008 avoid-indexed-addresses on for Power6, off for everything else.
18009 (avoiding_indexed_address_p): New function.
18010 (rs6000_legitimize_address): Use it.
18011 (rs6000_legitimate_address): Likewise.
18012 * config/rs6000/rs6000.md (movXX_updateX): Likewise
18014 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
18016 PR tree-optimization/38997
18017 * tree-loop-distribution.c (generate_memset_zero): Use
18018 POINTER_PLUS_EXPR for a pointer addition.
18020 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
18022 * config/s390/s390.md (bswap<mode>2): New pattern added.
18024 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18026 * config/s390/s390.md (*tls_load_31): Added type attribute.
18028 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18030 * config/s390/s390.md: Fix a few comments.
18032 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18034 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18035 (*tm<mode>_full): Fixed z10prop attribute.
18036 (*tst<mode>_extimm): Fixed z10prop attribute.
18037 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18038 (*tstqiCCT_cconly): Fixed z10prop attribute.
18039 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18040 (*movsi_larl): Fixed z10prop attribute.
18041 (*movsi_zarch): Fixed z10prop attribute.
18042 (*movsi_eas): Fixed z10prop attribute.
18043 (*movhi): Fixed z10prop attribute.
18044 (*movqi): Fixed z10prop attribute.
18045 (*movstrictqi): Fixed z10prop attribute.
18046 (*mov<mode>): Fixed z10prop attribute.
18047 (*movcc): Fixed z10prop attribute.
18048 (*sethighpartdi_64): Fixed z10prop attribute.
18049 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18050 (*negdi2_sign_cc): Fixed z10prop attribute.
18051 (*negdi2_sign): Fixed z10prop attribute.
18052 (*absdi2_sign_cc): Fixed z10prop attribute.
18053 (*absdi2_sign): Fixed z10prop attribute.
18054 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18055 (*negabsdi2_sign): Fixed z10prop attribute.
18056 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18057 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18058 (doloop_si64): Fixed z10prop attribute.
18059 (doloop_si31): Fixed z10prop attribute.
18060 (doloop_long): Fixed z10prop attribute.
18061 (indirect_jump): Fixed z10prop attribute.
18062 (nop): Fixed z10prop attribute.
18063 (main_base_64): Fixed z10prop attribute.
18064 (reload_base_64): Fixed z10prop attribute.
18066 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18068 PR rtl-optimization/38740
18069 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18071 * config/mips/mips.c (mips_reorg): Likewise.
18073 2009-01-28 Richard Guenther <rguenther@suse.de>
18075 PR tree-optimization/38926
18076 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18077 with the correct value id to a value.
18078 (do_regular_insertion): Use the value number of edoubleprime
18079 for the value number of the expr.
18082 2008-08-21 Richard Guenther <rguenther@suse.de>
18084 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
18085 a PHI ask VN if it is already available.
18086 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
18087 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
18089 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18091 PR middle-end/38934
18092 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
18093 set to varying whenever max has TREE_OVERFLOW set, similarly
18094 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
18096 2009-01-28 Richard Guenther <rguenther@suse.de>
18098 PR middle-end/38908
18099 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
18100 uninitialized aggregate uses in call arguments.
18102 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
18104 PR tree-optimization/38984
18105 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
18106 the nothing_id variable if -fno-delete-null-pointer-checks.
18108 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
18111 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
18112 (set_got_offset_rex64): Ditto.
18114 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
18117 * doc/extend.texi: Improve local variable with asm reg.
18119 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
18121 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
18122 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
18123 was not supplied then set warn_packed_bitfield_compat to the
18124 default value of 1.
18125 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
18128 2009-01-27 Richard Guenther <rguenther@suse.de>
18130 PR tree-optimization/38503
18131 * cfgexpand.c (expand_gimple_basic_block): Ignore
18132 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
18133 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
18134 variables that cannot have TBAA applied.
18135 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
18138 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
18140 PR middle-end/38969
18141 * calls.c (initialize_argument_information): Do not wrap complex
18142 arguments in SAVE_EXPR.
18144 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
18146 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
18147 (INSTALL_LIBGCC): Revert typo commit.
18149 2009-01-26 Richard Guenther <rguenther@suse.de>
18151 PR tree-optimization/38745
18152 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
18153 from special handling.
18155 2009-01-26 Richard Guenther <rguenther@suse.de>
18157 PR tree-optimization/38745
18158 * tree-ssa.c (execute_update_addresses_taken): Do not include
18159 variables that cannot possibly be a register in not_reg_needs.
18160 Do not clear TREE_ADDRESSABLE on vars that may not become
18162 * tree-ssa.c (update_alias_info_1): Include those in the set
18163 of addressable vars.
18165 2009-01-26 Richard Guenther <rguenther@suse.de>
18167 PR middle-end/38851
18168 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
18169 * tree-ssa-dse.c: Include langhooks.h
18170 (execute_simple_dse): Remove stores with zero size.
18172 2009-01-24 Jakub Jelinek <jakub@redhat.com>
18175 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
18178 2009-01-24 Julian Brown <julian@codesourcery.com>
18180 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
18181 config/arm/linux-atomic.c.
18182 * config/arm/linux-atomic.c: New.
18184 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
18186 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
18187 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
18188 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
18190 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
18193 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
18196 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
18198 PR tree-optimization/38953
18199 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
18200 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
18201 (gloog): Split the exit of the scop when the scop exit is a loop exit.
18202 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
18205 2009-01-24 Paul Brook <paul@codesourcery.com>
18207 * config/arm/neon.md (neon_type): Move to arm.md.
18208 (neon_mov<VSTRUCT>): Add neon_type attribute.
18209 * config/arm/arm.md (neon_type): Move to here.
18210 (conds): Add "unconditioal" and use as default for NEON insns.
18212 2009-01-24 Ben Elliston <bje@au.ibm.com>
18214 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
18215 void *' warning from -Wc++-compat.
18216 * Makefile.in (dominance.o-warn): Remove.
18218 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
18220 PR tree-optimization/38932
18221 * fold-const.c (fold_unary_ignore_overflow): New.
18222 * tree.h (fold_unary_ignore_overflow): Declare.
18223 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
18224 * tree-ssa-sccvn.c (visit_reference_op_load,
18225 simplify_unary_expression): Likewise.
18227 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
18229 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
18230 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
18231 regardless of their type.
18232 * c-common.c (handle_packed_attribute): Don't ignore packed on
18234 * c.opt (Wpacked-bitfield-compat): New warning option.
18235 * stor-layout.c (place_field): Warn if offset of a field changed.
18236 * doc/extend.texi (packed): Mention the ABI change.
18237 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
18238 (Warning Options): Add it to the list.
18240 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
18242 * c-opts.c (c_common_post_options): Fix a typo in comments.
18244 2009-01-22 Steve Ellcey <sje@cup.hp.com>
18246 PR middle-end/38615
18247 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18248 variables to static.
18249 * doc/invoke.texi (-fmerge-all-constants): Update description.
18251 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18254 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18255 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18257 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18259 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18261 (LOCAL_ALIGNMENT): Similarly.
18263 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18264 Joseph Myers <joseph@codesourcery.com>
18266 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18267 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18268 * config/arm/arm-tune.md: Regenerate.
18269 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18272 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18274 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18275 version number to five.
18277 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18280 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18281 * c-common.c (set_underlying_type): Likewise.
18282 (is_typedef_decl ): Likewise
18284 (set_underlying_type): Likewise.
18285 (is_typedef_type): Likewise.
18287 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18289 PR middle-end/38587
18290 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18293 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18296 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18297 (LIBGCC_SPEC): Don't define.
18298 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18300 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18302 PR rtl-optimization/38879
18303 * alias.c (base_alias_check): Unaligned access via AND address can
18304 alias all surrounding object types except those with sizes equal
18305 or wider than the size of unaligned access.
18307 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18310 * c-decl.c (clone_underlying_type): Move this ...
18311 * c-common.c (set_underlying_type): ... here.
18312 Also, make sure the function properly sets TYPE_STUB_DECL() on
18313 the newly created typedef variant type.
18314 (is_typedef_decl ): New entry point.
18315 * tree.h: Added a new member member_types_needing_access_check to
18316 struct tree_decl_non_common.
18317 (set_underlying_type): New entry point.
18318 (is_typedef_type): Likewise.
18320 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18322 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18323 Check whether two instructions have memory references that
18324 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18325 are helper functions for traversing.
18326 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18327 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18328 not to draw dependency edge for instructions with non-conflicting
18331 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18334 * longlong.h: Update copyright years. Use soft-fp license notice.
18335 Sync __clz_tab declaration with glibc.
18337 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18340 * doc/extend.texi (syscall_linkage): New.
18341 (version_id): Modify.
18343 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18344 Richard Guenther <rguenther@suse.de>
18346 PR tree-optimization/38747
18347 PR tree-optimization/38748
18348 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18349 conversion if the base address is an indirect reference and the
18350 aliasing sets could cause issues.
18352 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18354 * common.opt (fgraphite, fgraphite-identity): Add comment for
18355 explaining why these options are not documented.
18357 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18359 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18360 gimple_call_lhs is NULL.
18362 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18365 * emit-rtl.c (adjust_address_1): Make sure memref is never
18368 2009-01-20 Ben Elliston <bje@au.ibm.com>
18370 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18371 const qualifier from arg parameter. Remove unnecessary cast to char *.
18372 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18373 const qualifier from arg 2.
18375 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18377 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18379 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18382 * rtl.h (reinit_regs): New prototype.
18383 * regclass.c: Include ira.h.
18384 (reinit_regs): New.
18385 * Makefile.in (regclass.o): Add ira.h.
18386 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18388 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18391 * c-common.c (handle_aligned_attribute): Use
18392 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18393 default alignment value.
18395 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18397 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18398 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18400 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18401 __BIGGEST_ALIGNMENT__.
18403 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18405 2009-01-18 Richard Guenther <rguenther@suse.de>
18407 PR tree-optimization/38819
18408 * tree-flow.h (operation_could_trap_helper_p): Declare.
18409 * tree-eh.c (operation_could_trap_helper_p): Export.
18410 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18411 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18412 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18413 are about to insert a possibly trapping instruction and fail
18416 2009-01-18 Andreas Schwab <schwab@suse.de>
18418 * doc/install.texi (Configuration): Remove obsolete paragraph
18419 about use of --with-gnu-ld with --with-gnu-as.
18421 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18423 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18424 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18425 Follow spelling conventions.
18427 2009-01-18 Ben Elliston <bje@au.ibm.com>
18429 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18430 C++ warning about implicit conversion from void * to struct
18432 (bitmap_obstack_free): Likewise for bitmap_element *.
18433 * Makefile.in (bitmap.o-warn): Remove.
18435 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18437 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18439 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18440 Tobias Grosser <tobi.grosser@amd.com>
18442 * graphite.c (graphite_trans_scop_block): Do not block single
18445 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18447 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18448 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18449 test with assertion.
18451 2009-01-16 Richard Guenther <rguenther@suse.de>
18453 PR tree-optimization/38835
18454 PR middle-end/36227
18455 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18456 and INT + PTR -> (INT)(PTR p+ INT) folding.
18457 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18459 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18462 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18463 the subreg from a lowpart subreg if it is also casting the value.
18465 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18466 Tobias Grosser <tobi.grosser@amd.com>
18468 * graphite.c (compare_prefix_loops): New.
18469 (build_scop_canonical_schedules): Rewritten.
18470 (graphite_transform_loops): Move build_scop_canonical_schedules
18471 after build_scop_iteration_domain.
18473 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18474 Tobias Grosser <tobi.grosser@amd.com>
18476 * graphite.c (add_conditions_to_domain): Add the loops to
18477 the dimension of the iteration domain. Do copy the domain
18478 only when it exists.
18479 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18480 (add_conditions_to_constraints): New.
18481 (can_generate_code_stmt, can_generate_code): Removed.
18482 (gloog): Do not call can_generate_code.
18483 (graphite_transform_loops): Call add_conditions_to_constraints
18484 after building the iteration domain.
18486 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18488 PR tree-optimization/38789
18489 * tree-ssa-threadedge.c
18490 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18491 __builtin_constant_p.
18493 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18495 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18496 examined before deleting them.
18498 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18500 * function.c (aggregate_value_p): Correctly extract the function
18501 type from CALL_EXPR_FN lookup.
18503 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18505 * config/picochip/picochip.c (picochip_override_options): Revert
18506 CFI asm flag disable commited previously.
18508 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18509 Tobias Grosser <tobi.grosser@amd.com>
18510 Jan Sjodin <jan.sjodin@amd.com>
18512 * graphite.c (scan_tree_for_params): On substractions negate
18513 all the coefficients of the term.
18514 (clast_to_gcc_expression_red): New. Handle reduction expressions
18515 of more than two operands.
18516 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18517 (get_vdef_before_scop): Handle also the case of default definitions.
18519 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18521 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18522 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18523 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18525 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18526 Joey Ye <joey.ye@intel.com>
18528 PR middle-end/37843
18529 * cfgexpand.c (expand_stack_alignment): Don't update stack
18530 boundary nor check incoming stack boundary here.
18531 (gimple_expand_cfg): Update stack boundary and check incoming
18532 stack boundary here.
18534 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18536 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18538 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18540 PR rtl-optimization/38245
18541 * calls.c (expand_call): Add stack arguments to
18542 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18543 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18544 in regs and partially in memory or BLKmode arguments.
18545 (emit_library_call_value_1): Add stack arguments to
18546 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18547 ACCUMULATE_OUTGOING_ARGS).
18548 * dce.c: Include tm_p.h.
18549 (find_call_stack_args): New function.
18550 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18552 (mark_insn): Call find_call_stack_args for CALL_Ps.
18553 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18554 forwards. Allocate and free arg_stores bitmap if needed, pass it
18555 down to deletable_insn_p, don't mark stores set in arg_stores
18556 bitmap, clear the bitmap at the beginning of each bb.
18557 * Makefile.in (dce.o): Depend on $(TM_P_H).
18559 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18562 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18563 to make sure the insn is a conditional test (bug 22599). Reformat a
18566 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18568 PR middle-end/38431
18569 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18570 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18571 (gloog): Do not call cleanup_tree_cfg.
18572 (graphite_transform_loops): Call cleanup_tree_cfg after all
18573 scops have been code generated.
18575 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18576 * doc/gty.texi (Invoking the garbage collector): Added new node
18577 and section documenting ggc_collect.
18579 2009-01-14 Richard Guenther <rguenther@suse.de>
18581 PR tree-optimization/38826
18582 PR middle-end/38477
18583 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18584 initialization notes only if we actually emitted a warning.
18585 (intra_create_variable_infos): Add constraints for a result decl
18586 that is passed by hidden reference.
18587 (build_pred_graph): Mark all related variables non-direct on
18590 2009-01-14 Nick Clifton <nickc@redhat.com>
18592 * ira-conflicts.c: Include addresses.h for the definition of
18594 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18595 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18597 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18600 * Makefile.in (ira-lives.o): Add except.h.
18602 * ira-lives.c: Include except.h.
18603 (process_bb_node_lives): Process can_throw_internal.
18605 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18607 PR rtl-optimization/38774
18608 * combine.c (simplify_set): When undoing cc_use change, don't do
18609 PUT_CODE on the newly created comparison, but instead put back the
18612 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18614 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18615 values. Remove duplicate arm8 entry.
18617 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18619 PR tree-optimization/38786
18620 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18621 the SSA_NAME case of expand_scalar_variables_expr.
18622 Set the type of an expression to the type of its assign statement.
18623 (expand_scalar_variables_expr): Also gather the scalar computation
18624 used to index the memory access. Do not pass loop_p.
18625 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18626 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18627 the gimple_stmt_iterator where it inserts new code.
18628 Do not pass loop_p.
18629 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18630 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18632 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18634 * graphite.h (debug_value): Removed.
18635 * graphite.c (debug_value): Removed.
18637 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18639 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18640 ldrd/strd with two 32-bit instructions.
18642 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18644 * config/arm/arm.c (struct processors): Pass for speed down into
18645 cost helper functions.
18646 (const_ok_for_op): Handle COMPARE and inequality nodes.
18647 (arm_rtx_costs_1): Rewrite.
18648 (arm_size_rtx_costs): Update prototype.
18649 (arm_rtx_costs): Pass speed down to helper functions.
18650 (arm_slowmul_rtx_costs): Rework cost calculations.
18651 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18652 (arm_9e_rtx_costs): Likewise.
18654 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18656 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18657 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18658 (alpha_legitimize_address): Do not split local symbols wider than
18659 UNITS_PER_WORD into HIGH/LO_SUM parts.
18661 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18664 * gcc.c (process_command): Replace call to execvp with calls
18665 to pex_one and exit.
18667 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18670 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18671 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18672 variant for devices with 3-byte PC.
18673 (__tablejump_elpm__): New.
18675 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18678 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18679 offsetof member-designator, handle it as `[0].'.
18681 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18683 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18684 function when not using named sections on targets with named sections
18685 if branch distance is less than 262132.
18687 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18689 * combine.c (combine_instructions): Recompute
18690 optimize_this_for_speed_p for each BB in the main combine loop.
18692 2009-01-12 Tomas Bily <tbily@suse.cz>
18695 * tree-loop-distribution.c (prop_phis): New function.
18696 (generate_builtin): Call prop_phis.
18697 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18699 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18701 PR tree-optimization/38807
18702 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18703 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18705 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18707 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18708 subreg of op0 to the original op0.
18710 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18712 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18714 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18717 * mips-tfile.c (parse_def): Fix parsing of def strings
18718 starting with digits.
18720 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18723 * config/arm/arm.c (arm_is_long_call_p): Don't call
18724 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18726 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18728 * regrename.c (regrename_optimize): Fix dumping.
18729 (find_oldest_value_reg): Preserve REG_POINTER.
18730 (copy_hardreg_forward_1): Likewise.
18732 2009-01-09 Diego Novillo <dnovillo@google.com>
18734 * gimple.h (struct gimple_statement_base) <uid>: Document
18735 the restrictions on its use.
18736 (gimple_uid): Tidy.
18737 (gimple_set_uid): Tidy.
18739 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18741 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18742 zero guard even if align_bytes != 0 and count is smaller than
18745 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18747 PR rtl-optimization/38495
18748 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18749 (add_range_and_copies_from_move_list): Print all added ranges.
18750 Add ranges to memory optimized destination.
18752 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18756 * config/i386/i386.c (override_options): Reject
18757 -mstringop-strategy=rep_8byte with -m32.
18758 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18759 to 1. Do count comparison against epilogue_size_needed at compile
18760 time even when count_exp was constant forced into register. For
18761 size_needed don't jump to epilogue, instead just avoid aligning
18762 and invoke the body algorithm. If need_zero_guard, add zero guard
18763 even if count is non-zero, but smaller than size_needed + number of
18764 bytes that could be stored for alignment.
18765 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18766 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18767 but smaller than size_needed + number of bytes that could be stored
18768 for alignment. Compare size_needed with epilogue_size_needed instead
18769 of desired_align - align, don't adjust size_needed, pass
18770 epilogue_size_needed to the epilogue expanders.
18773 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18775 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18777 * pa.c (last_address): Change to unsigned.
18778 (update_total_code_bytes): Change argument to unsigned. Don't
18779 check if insn addresses are set.
18780 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18781 addresses are not set.
18782 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18784 2009-01-09 Nick Clifton <nickc@redhat.com>
18786 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18787 DECL_DECLARED_INLINE_P.
18789 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18791 PR middle-end/38347
18792 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18793 GET_MODE (op0) in operand_subword_force calls.
18795 PR middle-end/38771
18796 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18797 fold_convert arg0 operands to TREE_TYPE (op0) first.
18799 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18801 * params.def (ira-max-conflict-table-size): Decrease default value
18804 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18806 PR tree-optimization/37031
18807 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18809 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18810 allocate it using gc instead of heap, use VEC_quick_push instead of
18812 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18813 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18814 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18815 allocated vector from heap allocated.
18816 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18817 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18818 vector only after perfect_loop_nest_depth call.
18820 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18821 Jan Sjodin <jan.sjodin@amd.com>
18823 PR tree-optimization/38559
18824 * graphite.c (debug_value, copy_constraint,
18825 swap_constraint_variables, scale_constraint_variable, ): New.
18826 (get_lower_bound, get_upper_bound): Removed.
18827 (graphite_trans_bb_strip_mine): Clean up this code that works
18828 only for constant number of iterations. Fully copy upper and
18829 lower bound constraints, not only the constant part of them.
18830 * graphite.h (debug_value): Declared.
18832 2009-01-08 Ira Rosen <irar@il.ibm.com>
18834 PR tree-optimization/37194
18835 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18836 Don't add the cost of cost model guard in prologue to scalar
18837 outside cost in case of known number of iterations.
18839 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18840 Alan Modra <amodra@bigpond.net.au>
18842 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18843 non-word-aligned REG+CONST addressing.
18845 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18848 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18849 free_after_compilation when outputting a thunk.
18850 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18851 Do not call free_after_compilation here.
18853 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18855 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18856 (ix86_valid_target_attribute_inner_p): Ditto.
18858 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18860 PR tree-optimization/38492
18861 PR tree-optimization/38498
18862 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18863 * tree-chrec.h (scev_is_linear_expression): Declared.
18864 * graphite.c (graphite_cannot_represent_loop_niter): New.
18865 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18866 (graphite_loop_normal_form): Use gcc_assert.
18867 (scan_tree_for_params): Use CASE_CONVERT.
18868 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18869 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18870 Use gcc_assert. Discard scops that contain unhandled cases.
18871 (build_scop_conditions): Return a boolean status for unhandled cases.
18872 (strip_mine_profitable_p): Print the loop number, not its depth.
18873 (is_interchange_valid): Pass the depth of the loop nest, don't
18874 recompute it wrongly.
18875 (graphite_trans_bb_block): Same.
18876 (graphite_trans_bb_block): Print tentative of loop blocking.
18877 (graphite_trans_scop_block): Do not print that the loop has been
18879 (graphite_transform_loops): Do not handle scops that contain condition
18882 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18884 AVX Programming Reference (December, 2008)
18885 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18886 (_mm256_stream_pd): Likewise.
18887 (_mm256_stream_ps): Likewise.
18889 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18890 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18891 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18892 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18893 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18894 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18895 (ix86_expand_special_args_builtin): Likewise.
18897 * config/i386/sse.md (AVXMODEDI): New.
18898 (avx_movnt<mode>): Likewise.
18899 (avx_movnt<mode>): Likewise.
18900 (<sse>_movnt<mode>): Remove AVX support.
18901 (sse2_movntv2di): Likewise.
18903 2009-01-07 Richard Guenther <rguenther@suse.de>
18905 PR middle-end/38751
18906 * fold-const.c (extract_muldiv): Remove obsolete comment.
18907 (fold_plusminus_mult_expr): Undo MINUS_EXPR
18908 to PLUS_EXPR canonicalization for the canonicalization.
18910 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
18912 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
18913 hosted cross-compilers generating less efficient code.
18915 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18917 * function.h (rtl_data): Add a dbr_scheduled_p field.
18918 * reorg.c (dbr_schedule): Set it.
18919 (gate_handle_delay_slots): Check it.
18920 * config/mips/mips.c (mips_base_delayed_branch): Delete.
18921 (mips_reorg): Check flag_delayed_branch instead of
18922 mips_base_delayed_branch.
18923 (mips_override_options): Don't set mips_base_delayed_branch
18924 or flag_delayed_branch.
18926 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18928 PR rtl-optimization/38426.
18929 * ira.c (ira): Set current_function_is_leaf earlier.
18931 2009-01-06 Jakub Jelinek <jakub@redhat.com>
18933 PR rtl-optimization/38722
18934 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
18935 too early, only set a flag and modify after last possible
18938 2009-01-06 Janis Johnson <janis187@us.ibm.com>
18941 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
18942 * real.c (decimal_single_format): Correct values of emin and emax.
18943 (decimal_double_format): Ditto.
18944 (decimal_quad_format): Ditto.
18945 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
18946 computation of DECnn_MIN and DECnn_MAX for corrected values of
18947 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
18948 __DECnn_MIN__, and adjust its computation for the corrected value
18951 2009-01-06 Jan Hubicka <jh@suse.cz>
18954 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
18956 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
18958 * doc/contrib.texi (Contributors): Slightly adjust the end note.
18959 Add Robert Clark to the list of testers.
18961 2009-01-06 Jan Hubicka <jh@suse.cz>
18962 Kai Tietz <kai.tietz@onevision.com>
18964 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
18965 * config/i386/i386.c (ix86_expand_call): Add clobbers.
18967 2009-01-06 Jan Hubicka <jh@suse.cz>
18968 Kai Tietz <kai.tietz@onevision.com>
18970 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
18972 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
18973 (ix86_nsaved_regs): Count only general purpose regs.
18974 (ix86_nsaved_sseregs): New.
18975 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
18976 to 16 for w64; compute padding and size of sse reg save area.
18977 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
18978 general purpose regs.
18979 (ix86_emit_save_sse_regs_using_mov): New.
18980 (ix86_expand_prologue): Save SSE regs if needed.
18981 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
18982 (ix86_emit_restore_sse_regs_using_mov): New.
18983 (ix86_expand_epilogue): Save SSE regs if needed.
18985 2009-01-06 Jan Hubicka <jh@suse.cz>
18986 Kai Tietz <kai.tietz@onevision.com>
18988 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
18989 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
18990 functions when accumulate outgoing args is off.
18992 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18995 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
18996 before using pseudos_have_intersected_live_ranges_p.
18998 * ira-int.h (ira_assert): Always define.
19000 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19002 AVX Programming Reference (December, 2008)
19003 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
19004 (_mm256_permute2_pd): Likewise.
19005 (_mm_permute2_ps): Likewise.
19006 (_mm256_permute2_ps): Likewise.
19007 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19008 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19010 * config/i386/i386.c (ix86_builtins): Remove
19011 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19012 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19013 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
19014 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
19015 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
19016 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
19017 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
19018 __builtin_ia32_vpermil2ps256.
19019 (ix86_init_mmx_sse_builtins): Updated.
19020 (ix86_expand_args_builtin): Likewise.
19022 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19024 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19025 long absolute calls when generating PA 2.0 code.
19027 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19029 PR rtl-optimization/38583
19030 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19032 * params.def (ira-max-conflict-table-size): New.
19034 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19036 * ira.h (ira_conflicts_p): New external definition.
19038 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19039 table. Report this. Return result of building.
19040 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19041 building conflict table.
19043 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19044 (ira_color): Use ira_conflicts_p.
19046 * global.c: Include ira.h.
19047 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19050 * Makefile.in (global.o): Add ira.h.
19052 * ira-build.c (mark_all_loops_for_removal,
19053 propagate_some_info_from_allocno): New.
19054 (remove_unnecessary_allocnos): Call
19055 propagate_some_info_from_allocno.
19056 (remove_low_level_allocnos): New.
19057 (remove_unnecessary_regions): Add parameter. Call
19058 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19059 parameter to remove_unnecessary_regions.
19060 (ira_build): Remove all regions but root if the conflict table was
19061 not built. Update conflict hard regs for allocnos crossing calls.
19063 * ira.c (ira_conflicts_p): New global.
19064 (ira): Define and use ira_conflicts_p.
19066 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19067 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19068 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19070 2009-01-06 Ben Elliston <bje@au.ibm.com>
19072 * gengtype-lex.l (YY_NO_INPUT): Define.
19074 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19077 * c-common.c (handle_vector_size_attribute): Also reject
19078 BOOLEAN_TYPE types.
19080 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
19082 PR tree-optimization/38492
19083 * graphite.c (rename_map_elt, debug_rename_elt,
19084 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
19085 rename_map_elt_info, eq_rename_map_elts,
19086 get_new_name_from_old_name, bb_in_sese_p): Moved around.
19087 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
19088 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
19089 (sese_build_livein_liveouts): New.
19090 (new_sese, free_sese): New.
19091 (new_scop): Call new_sese.
19092 (free_scop): Call free_sese.
19093 (rename_variables_from_edge, rename_phis_end_scop): Removed.
19094 (register_old_new_names): Renamed register_old_and_new_names.
19095 (register_scop_liveout_renames, add_loop_exit_phis,
19096 insert_loop_close_phis, struct igp,
19097 default_liveout_before_guard, add_guard_exit_phis,
19098 insert_guard_phis, copy_renames): New.
19099 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
19100 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
19101 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
19102 (scop_adjust_phis_for_liveouts): New.
19103 (gloog): Call scop_adjust_phis_for_liveouts.
19105 * graphite.h (struct sese): Documented. Added fields liveout,
19106 num_ver and livein.
19107 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
19108 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
19109 (struct scop): Added field liveout_renames.
19110 (SCOP_LIVEOUT_RENAMES): New.
19112 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19114 PR tree-optimization/38510
19115 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
19116 (translate_clast): Call recompute_all_dominators before
19118 (gloog): Call recompute_all_dominators before graphite_verify.
19120 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19121 Jan Sjodin <jan.sjodin@amd.com>
19123 PR tree-optimization/38500
19124 * graphite.c (create_sese_edges): Call fix_loop_structure after
19127 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19129 * config.gcc: Add m32r*-*-rtems*.
19130 * config/m32r/rtems.h: New file.
19132 2009-01-05 Ben Elliston <bje@au.ibm.com>
19134 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
19135 (.po.pox): Likewise.
19136 (po/gcc.pot): Likewise.
19138 2009-01-04 David S. Miller <davem@davemloft.net>
19140 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
19141 (STARTING_FRAME_OFFSET): Always set to zero.
19143 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19145 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
19146 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
19147 fixed-point types, and vectors of the same.
19149 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19151 * config/mips/sync.md (*mb_barrier): Rename to...
19152 (*memory_barrier): ...this.
19154 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
19156 * doc/extend.texi (Function Attributes): Move @cindex after @item
19157 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
19158 and put in alphabetical order. Fix 'target' name and put in order.
19159 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
19162 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
19164 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
19165 (memory_barrier): Expand as unspec instead of unspec_volatile.
19166 Remove mem:BLK from insn operands. Use Pmode scratch register.
19167 (*memory_barrier): Define as unspec instead of unspec_volatile.
19168 Use (match_dup 0) as input operand.
19170 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
19171 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
19172 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
19173 scratch register. Remove operand 1.
19174 (*stbar): Define as unspec instead of unspec_volatile.
19175 Use (match_dup 0) as input operand, remove (const_int 8).
19176 (*membar): Define as unspec instead of unspec_volatile.
19177 Use (match_dup 0) as input operand, remove input operand 2.
19179 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
19180 (memory_barrier): Expand as unspec instead of unspec_volatile.
19181 Remove mem:BLK from insn operands. Use Pmode scratch register.
19182 (*memory_barrier): Define as unspec instead of unspec_volatile.
19183 Use (match_dup 0) as input operand.
19185 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
19186 Remove mem:BLK from insn operands. Use Pmode scratch register.
19187 Set volatile flag on operand 0.
19188 (*memory_barrier): New insn pattern.
19190 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
19192 (*memory_barrier): Use (match_dup 0) as input operand.
19194 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
19195 Remove mem:BLK from insn operands. Use Pmode scratch register.
19196 Set volatile flag on operand 0.
19197 (*mb_internal): New insn pattern.
19199 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
19201 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19203 PR middle-end/38586
19204 * function.c (struct temp_slot): Move to the section of the file
19205 that deals with temp slots. Remove field 'address'.
19206 (temp_slot_address_table): New hash table of address -> temp slot.
19207 (struct temp_slot_address_entry): New struct, items for the table.
19208 (temp_slot_address_compute_hash, temp_slot_address_hash,
19209 temp_slot_address_eq, insert_temp_slot_address): Support functions
19211 (find_temp_slot_from_address): Rewrite to use the new hash table.
19212 (remove_unused_temp_slot_addresses): Remove addresses of temp
19213 slots that have been made available.
19214 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
19215 worker function for remove_unused_temp_slot_addresses.
19216 (assign_stack_temp_for_type): Don't clear the temp slot address list.
19217 Add the temp slot address to the address -> temp slot map.
19218 (update_temp_slot_address): Update via insert_temp_slot_address.
19219 (free_temp_slots): Call remove_unused_temp_slot_addresses.
19220 (pop_temp_slots): Likewise.
19221 (init_temp_slots): Allocate the address -> temp slot map, or empty
19222 the map if it is already allocated.
19223 (prepare_function_start): Initialize temp slot processing.
19225 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19227 PR middle-end/38584
19228 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
19229 Calculate the size of all stack vars assuming no packing of stack
19230 vars will happen, replacing a quadratic algorithm with a linear one.
19232 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19235 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
19238 2009-01-03 Diego Novillo <dnovillo@google.com>
19240 * doc/contrib.texi: Update contributions.
19242 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19245 * builtins.c (fold_builtin_memory_op): Give up if either operand
19246 is volatile. Set srctype or desttype to non-qualified version
19250 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19251 and FUNCTION_DECLs.
19253 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19255 PR rtl-optimization/35805
19256 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19257 problem if fast dce is able to remove any instructions.
19258 * dce.c (dce_process_block): Fix dump message.
19260 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19263 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19265 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19267 PR middle-end/38690
19268 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19269 * tree-pretty-print.c (op_code_prio): New function.
19270 (op_prio): No longer static. Use op_code_prio.
19271 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19272 Use op_prio and op_code_prio to determine if () should be
19273 printed around operand(s) or not.
19275 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19276 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19277 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19278 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19279 pp_character instead of pp_string for single letter printing.
19281 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19283 * doc/extend.texi: Fix '#pragma GCC option' typo.
19285 2009-01-02 Richard Guenther <rguenther@suse.de>
19287 * doc/install.texi (--enable-checking): Mention different
19288 default for stage1.
19289 (--enable-stage1-checking): Document.
19291 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19293 PR middle-end/30142
19294 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19295 case to be an error.
19297 2009-01-02 Ben Elliston <bje@au.ibm.com>
19299 * config/fp-bit.h (pack_d): Constify argument.
19300 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19301 (isnan): Constify argument.
19303 (iszero): Likewise.
19304 (pack_d): Likewise.
19305 (_fpadd_parts): Constify return type.
19306 (_fpmul_parts): Likewise.
19307 (_fpdiv_parts): Likewise.
19309 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19312 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19313 warn about overwriting initializer with side-effects or
19314 -Woverride-init if !IMPLICIT.
19315 (output_init_element): Likewise. Pass IMPLICIT down to
19317 (process_init_element): Add IMPLICIT argument. Pass it down
19318 to output_init_element.
19319 (push_init_element, pop_init_level, set_designator): Adjust
19320 process_init_element callers.
19321 (set_nonincremental_init, set_nonincremental_init_from_string):
19322 Adjust add_pending_init callers.
19323 (output_pending_init_elements): Adjust output_init_element callers.
19324 * c-tree.h (process_init_element): Adjust prototype.
19325 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19326 process_init_element callers.
19329 Copyright (C) 2009 Free Software Foundation, Inc.
19331 Copying and distribution of this file, with or without modification,
19332 are permitted in any medium without royalty provided the copyright
19333 notice and this notice are preserved.