1 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/linux.c: Use fputs or putc instead of fprintf
5 * config/i386/gas.h: Ditto.
6 * config/i386/x86-64.h: Ditto.
7 * config/i386/att.h: Ditto.
9 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11 * expmed.c (emit_store_flag): Use a recursive call to optimize the
14 2009-07-24 Martin Jambor <mjambor@suse.cz>
16 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
17 (ipa_push_func_to_list_1): Declare.
18 (ipa_push_func_to_list): New function.
20 * ipa-prop.c (ipa_push_func_to_list_1): New function.
21 (ipa_init_func_list): Call ipa_push_func_to_list_1.
22 (ipa_push_func_to_list): Removed.
23 (ipa_pop_func_from_list): Clear node_enqueued flag.
25 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
27 * config/s390/s390.c (override_options): Default
28 max-unrolled-insns to 100 for z10 tuning.
30 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
32 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
33 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
34 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
35 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
36 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
37 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
38 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
40 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
42 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
43 use default set in mingw32.h header.
44 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
45 64-bit /mingw/include path.
46 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
49 2009-07-23 Neil Vachharajani <nvachhar@google.com>
51 PR rtl-optimization/40209
52 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
54 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
56 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
57 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
58 with the rest of string where appropriate. Use fputs or putc
59 instead of fprintf where appropriate.
61 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
62 Pat Haugen <pthaugen@us.ibm.com>
63 Revital Eres <ERES@il.ibm.com>
65 * config/rs6000/vector.md: New file. Move most of the vector
66 expander support here from altivec.md to allow for the VSX vector
67 unit in the future. Add support for secondary_reload patterns.
68 Rewrite the patterns for vector comparison, and vector comparison
69 predicate instructions so that the RTL expresses the desired
70 behavior, instead of using unspec.
72 * config/rs6000/constraints.md ("f" constraint): Use
73 rs6000_constraints to hold the precalculated register class.
74 ("d" constraint): Ditto.
75 ("wd" constraint): New constraint for VSX.
76 ("wf" constraint): Ditto.
77 ("ws" constraint): Ditto.
78 ("wa" constraint): Ditto.
79 ("wZ" constraint): Ditto.
80 ("j" constraint): Ditto.
82 * config/rs6000/predicates.md (vsx_register_operand): New
84 (vfloat_operand): New predicate for vector.md.
85 (vint_operand): Ditto.
86 (vlogical_operand): Ditto.
87 (easy_fp_constant): If VSX, 0.0 is an easy constant.
88 (easy_vector_constant): Add VSX support.
89 (altivec_indexed_or_indirect_operand): New predicate for
90 recognizing Altivec style memory references with AND -16.
92 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
93 for vector secondary reload support.
94 (rs6000_vector_reg_class): Delete, replacing it with
96 (rs6000_vsx_reg_class): Ditto.
97 (rs6000_constraints): New array to hold the register classes of
98 each of the register constraints that can vary at runtime.
99 (builtin_mode_to_type): New static array for builtin function type
101 (builtin_hash_table): New static hash table for builtin function
103 (TARGET_SECONDARY_RELOAD): Define target hook.
104 (TARGET_IRA_COVER_CLASSES): Ditto.
105 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
106 registers are 128 bits if VSX memory reference instructions are used.
107 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
109 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
110 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
111 Print several of the scheduling related parameters.
112 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
113 rs6000_constraints instead of rs6000_vector_reg_class. Move
114 -mdebug=reg code to rs6000_debug_reg_global. Add support for
115 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
116 Altivec. Add VSX support. Setup for secondary reload support on
117 Altivec/VSX registers.
118 (rs6000_override_options): Make power7 set the scheduling groups
119 like the power5. Add support for new debug switches to override
120 the scheduling defaults. Temporarily disable -mcpu=power7 from
121 setting -mvsx. Add support for debug switches -malways-hint,
122 -msched-groups, and -malign-branch-targets.
123 (rs6000_buitlin_conversion): Add support for returning unsigned
124 vector conversion functions to fix regressions due to stricter
126 (rs6000_builtin_mul_widen_even): Ditto.
127 (rs6000_builtin_mul_widen_odd): Ditto.
128 (rs6000_builtin_vec_perm): Ditto.
129 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
130 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
132 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
134 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
135 VSX types for bit operations. Changes to accomidate vector.md.
138 (struct builtin_description_predicates): Rewrite predicate
139 handling so that RTL describes the operation, instead of passing
140 the instruction to be used as a string argument.
141 (bdesc_altivec_preds): Ditto.
142 (altivec_expand_predicate_builtin): Ditto.
143 (altivec_expand_builtin): Ditto.
144 (rs6000_expand_ternop_builtin): Use a switch instead of an if
145 statement for vsldoi support.
146 (altivec_expand_ld_builtin): Change to use new names from vector.md.
147 (altivec_expand_st_builtin): Ditto.
148 (paired_expand_builtin): Whitespace changes.
149 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
150 builtin_mode_to_type table for secondary reload. Call
151 builtin_function_type to build random builtin functions.
152 (altivec_init_builtins): Change to use builtin_function_type to
153 create builtin function types dynamically as we need them.
154 (builtin_hash_function): New support for hashing the tree types
155 for builtin function as we need it, rather than trying to build
156 all of the trees that we need. Add initial preliminary VSX support.
157 (builtin_function_type): Ditto.
158 (builtin_function_eq): Ditto.
159 (builtin_hash_struct): Ditto.
160 (rs6000_init_builtins): Ditto.
161 (rs6000_common_init_builtins): Ditto.
162 (altivec_init_builtins): Ditto.
163 (rs6000_common_init_builtins): Ditto.
164 (enum reload_reg_type): New enum for simplifing reg classes.
165 (rs6000_reload_register_type): Simplify register classes into GPR,
166 Vector, and other registers. Altivec and VSX addresses in reload.
167 (rs6000_secondary_reload_inner): Ditto.
168 (rs6000_ira_cover_classes): New target hook, that returns the
169 appropriate cover classes, based on -mvsx being used or not.
170 (rs6000_secondary_reload_class): Add VSX support.
171 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
172 (get_vsel_insn): Ditto.
173 (rs6000_emit_vector_compare): Rewrite vector conditional support
174 so that where we can, we use RTL operators, instead of blindly use
176 (rs6000_emit_vector_select): Ditto.
177 (rs6000_emit_vector_cond_expr): Ditto.
178 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
179 (create_TOC_reference): Add -mdebug=addr support.
180 (emit_frame_save): VSX loads/stores need register indexed addressing.
182 * config/rs6000/rs6000.md: Include vector.md.
184 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
186 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
187 support for V2DI, V2DF in logical, permute, select operations.
189 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
190 switch for vsx/power7.
191 (-mvsx-scalar-memory): Ditto.
192 (-mvsx-align-128): Ditto.
193 (-mallow-movmisalign): Ditto.
194 (-mallow-df-permute): Ditto.
195 (-msched-groups): Ditto.
196 (-malways-hint): Ditto.
197 (-malign-branch-targets): Ditto.
199 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
201 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
202 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
203 (rs6000_vector_reg_class): Delete.
204 (rs6000_vsx_reg_class): Ditto.
205 (enum rs6000_reg_class_enum): New enum for the constraints that
206 vary based on target switches.
207 (rs6000_constraints): New array to hold the register class for all
208 of the register constraints that vary based on the switches used.
209 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
210 (enum rs6000_builtins): Add unsigned varients for the builtin
211 declarations returned by target hooks for expanding multiplies,
212 select, and permute operations. Add VSX builtins.
213 (enum rs6000_builtin_type_index): Add entries for VSX.
214 (V2DI_type_node): Ditto.
215 (V2DF_type_node): Ditto.
216 (unsigned_V2DI_type_node): Ditto.
217 (bool_long_type_node): Ditto.
218 (intDI_type_internal_node): Ditto.
219 (uintDI_type_internal_node): Ditto.
220 (double_type_internal_node): Ditto.
222 * config/rs6000/altivec.md (whole file): Move all expanders to
223 vector.md from altivec.md. Rename insn matching functions to be
225 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
226 (altivec_vcmp*): Ditto.
227 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
228 (VM): New iterator for moves that includes the VSX types.
229 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
230 (altivec_vperm_<mode>_uns): New, for unsigned types.
231 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
232 (altivec_eq<mode>): Ditto.
233 (altivec_gt<mode>): Ditto.
234 (altivec_gtu<mode>): Ditto.
235 (altivec_eqv4sf): Ditto.
236 (altivec_gev4sf): Ditto.
237 (altivec_gtv4sf): Ditto.
238 (altivec_vcmpbfp_p): Ditto.
240 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
242 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
245 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
248 * config/i386/i386.c (output_387_ffreep): Rewrite to return
249 ASM_SHORT instead of .word.
250 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
251 instead of .word in asm template.
253 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
256 * ira-lives.c (bb_has_abnormal_call_pred): New function.
257 (process_bb_node_lives): Use it.
259 * ira.c (setup_cover_and_important_classes): Don't setup
260 ira_important_class_nums. Add cover classes to the end of
262 (cover_class_order, comp_reg_classes_func,
263 reorder_important_classes): New.
264 (find_reg_class_closure): Use reorder_important_classes.
266 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
268 * config/i386/i386.c (i386_ira_cover_classes): New function.
269 (TARGET_IRA_COVER_CLASSES): Redefine.
271 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
272 importance of order of cover classes in the array.
274 2009-07-22 Diego Novillo <dnovillo@google.com>
276 * tree-pass.h (TDF_EH): Define.
277 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
278 contains TDF_EH, print the EH region number holding GS.
279 * tree-dump.c (dump_options): Add "eh".
280 * doc/invoke.texi: Document it.
282 2009-07-22 Doug Kwan <dougkwan@google.com>
284 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
286 2009-07-22 Michael Matz <matz@suse.de>
288 PR tree-optimization/35229
289 PR tree-optimization/39300
291 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
292 (inhibit_phi_insertion): New function.
293 (insert_into_preds_of_block): Call it for REFERENCEs.
294 (init_pre): Initialize and finalize scalar evolutions.
295 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
297 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
299 * config/i386/predicates.md (zero_extended_scalar_load_operand):
300 Use CONST_VECTOR_NUNITS to determine number of elements.
302 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
304 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
305 (U, W): Constraints are now deprecated and will be removed if we
307 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
309 ("prefetch"): Add the stcmh instruction for prefetching.
310 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
312 (s390_short_displacement): Return always true if compiling for
313 machines not providing the long displacement facility.
314 (s390_mem_constraint): Support the new constraint letter Z.
315 (s390_check_qrst_address): New function.
317 2009-07-21 DJ Delorie <dj@redhat.com>
319 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
322 2009-07-21 Jason Merrill <jason@redhat.com>
324 * c-common.c (max_tinst_depth): Increase default to 1024.
326 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
328 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
329 (vec_unpacku_float_lo_v4si): Ditto.
331 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
334 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
335 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
336 (builtin_description): Add __builtin_ia32_cvtudq2ps.
337 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
339 2009-07-21 Jakub Jelinek <jakub@redhat.com>
341 PR tree-optimization/40813
342 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
345 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
347 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
348 with a NOP_EXPR if needed.
350 2009-07-21 Paul Brook <paul@codesourcery.com>
352 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
353 Terminate debug dump with newline.
355 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
357 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
358 Cast "1" to unsigned HOST_WIDE_INT.
359 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
360 deposit length to the maximum length - lsb. Extend length if
361 HOST_BITS_PER_WIDE_INT is 32.
363 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
365 * cgraph.h (constant_pool_htab): New function.
366 (constant_descriptor_tree): Move from varasm.c.
367 * varasm.c (constant_pool_htab): New function.
368 (constant_descriptor_tree): Move to cgraph.h.
370 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
372 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
374 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
376 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
379 2009-07-20 Xinliang David Li <davidxl@google.com>
381 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
383 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
385 * config/mips/mips.md (move_type): Add arith.
386 (type): Handle arith.
387 (zero_extendsidi2): Rename this into ...
388 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
389 (zero_extendsidi2): New expander.
390 (*zero_extendsidi2_dext): New pattern.
392 2009-07-20 Nick Clifton <nickc@redhat.com>
394 * config.gcc (mips64-*-*): Add definition of tm_defines in order
395 to set MIPS_ABI_DEFAULT.
396 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
398 2009-07-20 Jakub Jelinek <jakub@redhat.com>
400 * tree-object-size.c (addr_object_size): Handle unions with
401 array in it as last field of structs in __bos (, 1) as __bos (, 0).
403 PR tree-optimization/40792
404 * tree.c (build_function_type_skip_args): Remove bogus assert.
406 2009-07-20 Jan Hubicka <jh@suse.cz>
407 Martin Jambor <mjambor@suse.cz>
409 * cgraph.h (combined_args_to_skip): New field.
410 * cgraph.c (cgraph_create_virtual_clone): Properly handle
411 combined_args_to_skip and args_to_skip.
412 * tree-inline.c (update_clone_info): New function.
413 (tree_function_versioning): Call update_clone_info.
414 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
416 (cgraph_materialize_all_clones): More extensive dumping, working
417 with combined_args_to_skip rather than args_to_skip.
419 2009-07-20 Ira Rosen <irar@il.ibm.com>
421 * tree-vectorizer.h (vectorizable_condition): Add parameters.
422 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
423 (get_initial_def_for_reduction): Likewise.
424 (vectorizable_reduction): Skip the check of first operand in case
425 of COND_EXPR. Add check that it is outer loop vectorization if
426 nested cycle was detected. Call vectorizable_condition() for
427 COND_EXPR. If reduction epilogue cannot be created do not fail for
428 nested cycles (if it is not double reduction). Assert that there
429 is only one type in the loop in case of COND_EXPR. Call
430 vectorizable_condition() to vectorize COND_EXPR.
431 * tree-vect-stmts.c (vectorizable_condition): Update comment.
432 Add parameters. Allow nested cycles if called from
433 vectorizable_reduction(). Use reduction vector variable if provided.
434 (vect_analyze_stmt): Call vectorizable_reduction() before
435 vectorizable_condition().
436 (vect_transform_stmt): Update call to vectorizable_condition().
438 2009-07-20 Christian Bruel <christian.bruel@st.com>
440 * config/sh/sh.opt (-mfmovd): Resurrect and document.
441 * doc/invoke.texi (-mfmovd): Likewise.
442 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
444 2009-07-20 Jan Hubicka <jh@suse.cz>
446 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
447 when handling SSA name.
449 2009-07-19 Jan Hubicka <jh@suse.cz>
451 PR tree-optimization/40676
452 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
453 virtual PHIs in empty BBs.
455 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
457 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
458 re-expanded the compound use gen_lowpart instead to convert to the
461 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
463 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
464 OUTER_CONST arguments.
465 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
466 the new wider mode will be masked off.
467 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
469 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
471 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
472 high-order bits are zero.
474 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
476 * combine.c (simplify_shift_const_1): Split code to determine
478 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
479 new bits shifted in are identical to the old sign bit.
481 2009-07-18 Richard Guenther <rguenther@suse.de>
484 * gimplify.c (gimplify_call_expr): Reject code using results from
485 functions returning void.
487 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
489 * doc/md.texi: Document the new PowerPC "es" constraint.
490 Document that "m" can include automodified addresses on this target,
491 and explain how %U must be used. Extend the "Q" and "Z" documentation
492 to suggest "es" as well as "m".
493 * config/rs6000/constraints.md (es): New memory constraint.
494 (Q, Z): Update strings to match new documentation.
496 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
498 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
499 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
500 * config/rs6000/predicates.md (volatile_mem_operand): Use
501 offsettable_nonstrict_memref_p.
502 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
503 (*floatunssidf2_internal): Likewise.
504 (*fix_truncdfsi2_internal): Likewise.
505 (*fix_trunctfsi2_internal): Likewise.
507 2009-07-17 Anatoly Sokolov <aesok@post.ru>
509 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
511 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
513 2009-07-17 Richard Guenther <rguenther@suse.de>
516 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
517 (pass_warn_unused_result): Likewise.
518 (TODO_set_props): Remove.
519 * omp-low.c (diagnose_omp_structured_block_errors): Change to
521 (pass_diagnose_omp_blocks): Define.
522 * c-decl.c (pop_file_scope): Do not finalize the CU here.
523 (c_gimple_diagnostics_recursively): Remove.
524 (finish_function): Do not call it.
525 (c_write_global_declarations): Continue after errors.
526 Finalize the CU here.
527 * c-gimplify.c (c_genericize): Do not gimplify here.
528 * c-common.c (c_warn_unused_result): Move ...
529 * tree-cfg.c (do_warn_unused_result): ... here.
530 (run_warn_unused_result): New function.
531 (gate_warn_unused_result): New function.
532 (pass_warn_unused_result): New pass.
533 * c-common.h (c_warn_unused_result): Remove.
534 * flags.h (flag_warn_unused_result): Declare.
535 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
536 * opts.c (flag_warn_unused_result): Initialize to false.
537 * toplev.c (compile_file): Add comment.
538 * omp-low.c (create_omp_child_function): Do not register
539 the function with the frontend.
540 (diagnose_omp_structured_block_errors): Prepare to be
541 called as optimization pass.
542 (gate_diagnose_omp_blocks): New function.
543 (pass_diagnose_omp_blocks): New pass.
544 * cgraph.h (cgraph_optimize): Remove.
545 (cgraph_analyze_function): Likewise.
546 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
547 * cgraphunit.c (cgraph_lower_function): Lower nested functions
548 before their parents here.
549 (cgraph_finalize_function): Not here.
550 (cgraph_analyze_function): Gimplify functions here.
551 (cgraph_finalize_compilation_unit): Continue after errors.
552 Optimize the callgraph from here.
553 (cgraph_optimize): Make static.
554 * langhooks.c (write_global_declarations): Finalize the CU.
555 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
556 (gimplify_function_tree): Assert we gimplify only once.
557 Set PROP_gimple_any property.
558 * tree-nested.c (gimplify_all_functions): New function.
559 (lower_nested_functions): Gimplify all nested functions.
560 * gimple.h (diagnose_omp_structured_block_errors): Remove.
561 * passes.c (init_optimization_passes): Add pass_warn_unused_result
562 and pass_diagnose_omp_blocks after gimplification. Do not
563 set TODO_set_props on all_lowering_passes.
564 (execute_one_pass): Do not handle TODO_set_props.
565 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
566 (gimplify.o): Add tree-pass.h dependency.
567 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
568 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
569 (unsave_r): Likewise.
570 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
573 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
575 * doc/service.texi (Service): Restore previously removed link,
576 which isn't broken after all.
578 2009-07-17 Richard Guenther <rguenther@suse.de>
580 PR tree-optimization/40321
581 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
582 PHI nodes to the maximal set.
583 (make_values_for_phi): Add PHI arguments to the maximal set.
584 (execute_pre): Dump PHI_GEN and the maximal set.
586 2009-07-17 Jakub Jelinek <jakub@redhat.com>
589 * gimplify.c (gimplify_conversion): Don't change non-conversions into
592 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
594 * doc/extend.texi (Nested Functions): Replace broken link with
596 * doc/service.texi (Service): Remove broken link.
598 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
601 * builtins.c (expand_builtin_memcmp): Use loc instead of
603 (expand_builtin_strncmp): Likewise.
605 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
606 Manuel López-Ibáñez <manu@gcc.gnu.org>
609 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
610 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
611 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
612 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
613 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
614 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
615 tree-inline.c, c-common.c, c-common.h, gimple.c,
616 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
617 convert.c: Add location argument to fold_{unary,binary,ternary},
618 fold_build[123], build_call_expr, build_size_arg,
619 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
620 fold_build1_initializer, fold_build2_initializer,
621 fold_build3_initializer, fold_build_call_array,
622 fold_build_call_array_initializer, fold_single_bit_test,
623 omit_one_operand, omit_two_operands, invert_truthvalue,
624 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
625 combine_comparisons, fold_builtin_*, fold_call_expr,
626 build_range_check, maybe_fold_offset_to_address, round_up,
629 2009-07-16 Jason Merrill <jason@redhat.com>
632 * c-common.c (c_common_reswords): Add __is_standard_layout
634 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
635 * doc/implement-cxx.texi: New.
636 * doc/gcc.texi: Include it.
638 2009-07-16 DJ Delorie <dj@redhat.com>
640 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
641 compares that may be indirectly affected by previous instructions.
643 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
645 * builtins.c (do_mpc_arg2): New.
646 (fold_builtin_2): Fold builtin cpow.
647 * real.h (HAVE_mpc_pow): New.
649 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
651 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
652 comparison to skip unprofitable schedule
654 2009-07-16 Simon Baldwin <simonb@google.com>
656 * gcc.c (option_map): New flag -no-canonical-prefixes.
657 * (display_help): Print help text for new flag.
658 * (process_command): Move options translation and language specifics
659 and handle new flag early. Use it to set a function pointer to a
660 prefix builder. Replace make_relative_prefix calls with calls to
661 the function pointed to. Ignore new flag in regular options handling.
662 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
664 2009-07-15 DJ Delorie <dj@redhat.com>
666 * config/mep/mep.md (sibcall_internal): Change register to avoid
668 (sibcall_value_internal): Likewise.
670 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
672 PR rtl-optimization/40710
673 * resource.c (mark_target_live_regs): Reset DF problem to LR.
675 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
677 * config/mips/mips.md (*extenddi_truncate<mode>,
678 *extendsi_truncate<mode>): Change type attribute to move_type
679 with shift_shift. Split out code handling exts from here ...
680 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
682 (*extendhi_truncateqi): Change type attribute to move_type with
683 shift_shift. Split out code handling exts from here ...
684 (*extendhi_truncateqi_exts): ... to this new pattern.
686 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
688 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
689 instead of "and" with inverted sign bit mask value. Use
690 "nonimmediate_operand" for operand 1 and operand 2 predicate.
691 Allocate registers only for operand 4 and operand 5.
693 2009-07-15 Jakub Jelinek <jakub@redhat.com>
696 * fold-const.c (fold_cond_expr_with_comparison): When folding
697 < and <= to MIN, make sure the MIN uses the same type as the
698 comparison's operands.
700 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
702 * arm.md (ior_xor): New code iterator.
703 (split for ior/xor with shift and zero-extend): New split pattern.
704 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
706 2009-07-15 Richard Guenther <rguenther@suse.de>
708 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
711 2009-07-15 Richard Guenther <rguenther@suse.de>
714 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
716 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
718 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
719 handle 2.6.30 kernel.
721 2009-07-15 DJ Delorie <dj@redhat.com>
723 * config/mep/mep.md (sibcall_internal): Change register to allow
724 for 24-bit addresses.
725 (sibcall_value_internal): Likewise.
727 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
729 * doc/invoke.texi: Added descriptions of the scheduling heuristics
730 that are enabled/disabled by the flags introduced by a previous patch.
732 2009-07-14 DJ Delorie <dj@redhat.com>
734 * config/mep/mep.md (sibcall_internal): Include non-toggling
736 (sibcall_value_internal): Likewise.
738 2009-07-14 Taras Glek <tglek@mozilla.com>
739 Rafael Espindola <espindola@google.com>
741 * doc/sourcebuild.texi: Document install-plugin target.
742 * configure.ac: Added install-plugin target to language makefiles.
743 * configure: Regenerate.
744 * Makefile.in: (install-plugin): Install more headers,
745 depend on lang.install-plugin.
747 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
749 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
752 2009-07-14 DJ Delorie <dj@redhat.com>
754 * config/mep/mep.c (mep_vliw_jmp_match): New function.
755 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
756 * config/mep/mep.md (sibcall_internal): Change test from
757 mep_vliw_mode_match to mep_vliw_jmp_match.
758 (sibcall_value_internal): Likewise.
760 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
762 * config/i386/sse.md (copysign<mode>3): New expander.
763 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
764 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
765 Use ix86_build_const_vector.
766 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
767 IX86_BUILTIN_CPYSGNPD.
768 (builtin_description): Add __builtin_ia32_copysignps and
769 __builtin_ia32_copysignpd.
770 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
771 and BUILT_IN_COPYSIGNF.
773 2009-07-13 Jason Merrill <jason@redhat.com>
775 * builtins.c (can_trust_pointer_alignment): New fn.
776 (get_pointer_alignment): Factor it out from here.
777 * tree.h: Declare it.
779 2009-07-14 David Edelsohn <edelsohn@gnu.org>
781 * config/rs6000/predicates.md (offsettable_mem_operand): Test
784 2009-07-14 Dodji Seketeli <dodji@redhat.com>
788 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
790 2009-07-14 Richard Guenther <rguenther@suse.de>
791 Andrey Belevantsev <abel@ispras.ru>
794 * cfgexpand.c (partition_stack_vars): Do not bother to update
795 alias information when not optimizing.
797 2009-07-14 Richard Guenther <rguenther@suse.de>
798 Andrey Belevantsev <abel@ispras.ru>
800 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
801 (pt_solution_set): Likewise.
802 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
803 * tree-ssa-structalias.c (pt_solution_set): New function.
804 * final.c (rest_of_clean_state): Free SSA data structures.
805 * print-rtl.c (print_decl_name): Remove.
806 (print_mem_expr): Implement in terms of print_generic_expr.
807 * alias.c (ao_ref_from_mem): New function.
808 (rtx_refs_may_alias_p): Likewise.
809 (true_dependence): Query alias-export info.
810 (canon_true_dependence): Likewise.
811 (write_dependence_p): Likewise.
812 * tree-dfa.c (get_ref_base_and_extent): For void types leave
814 * emit-rtl.c (component_ref_for_mem_expr): Remove.
815 (mem_expr_equal_p): Use operand_equal_p.
816 (set_mem_attributes_minus_bitpos): Do not use
817 component_ref_for_mem_expr.
818 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
819 (update_alias_info_with_stack_vars): Likewise.
820 (partition_stack_vars): Call update_alias_info_with_stack_vars.
821 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
822 explicitly nor clear stmt operands.
823 Free the decl-to-pointer map.
824 * tree-optimize.c (execute_free_datastructures): Do not free
825 SSA data structures here.
826 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
827 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
828 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
830 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
832 2009-07-13 DJ Delorie <dj@redhat.com>
834 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
835 unrolling at the right iteration count.
837 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
840 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
842 * haifa-sched.c (rank_for_schedule): Introduced flags to
843 enable/disable individual scheduling heuristics.
844 * common.opt: Introduced flags to enable/disable individual
845 heuristics in the scheduler.
846 * doc/invoke.texi: Introduced flags to enable/disable individual
847 heuristics in the scheduler.
849 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
851 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
852 config/i386/mingw-tls.c.
853 * config/i386/mingw-tls.c: Removed.
855 2009-07-13 Ira Rosen <irar@il.ibm.com>
857 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
858 checks access only relevant statements.
859 (vectorizable_reduction): Likewise.
861 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
863 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
864 just for 32-bit case.
866 2009-07-12 Jan Hubicka <jh@suse.cz>
868 PR tree-optimization/40585
869 * except.c (expand_resx_expr): When there already is resume
870 instruction, produce linked list.
871 (build_post_landing_pads): Assert that resume is empty.
872 (connect_post_landing_pads): Handle resume lists.
873 (dump_eh_tree): Dump resume list.
875 2009-07-12 Ira Rosen <irar@il.ibm.com>
877 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
878 with additional argument.
879 * tree-vectorizer.h (enum vect_def_type): Add
880 vect_double_reduction_def.
881 (vect_is_simple_reduction): Add argument.
882 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
884 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
885 vect_is_simple_reduction with additional argument.
886 (vect_analyze_loop_operations): Handle exit phi nodes in case of
888 (reduction_code_for_scalar_code): Handle additional codes by
889 returning ERROR_MARK for them. Fix comment and indentation.
890 (vect_is_simple_reduction): Fix comment, add argument to specify
891 double reduction. Detect double reduction.
892 (get_initial_def_for_induction): Fix indentation.
893 (get_initial_def_for_reduction): Fix comment and indentation.
894 Handle double reduction. Create initial definitions that do not
895 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
896 (vect_create_epilog_for_reduction): Fix comment, add argument to
897 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
898 epilogue result extraction. Create double reduction phi node and
899 replace relevant uses.
900 (vectorizable_reduction): Call vect_is_simple_reduction with
901 additional argument. Fix indentation. Update epilogue code treatment
902 according to the changes in reduction_code_for_scalar_code. Check
903 for double reduction. Call vect_create_epilog_for_reduction with
905 * tree-vect-stmts.c (process_use): Handle double reduction, update
907 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
908 (vect_get_vec_def_for_operand): Likewise.
910 2009-07-12 Danny Smith <dansmister@gmail.com>
912 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
913 dllexport if !TREE_PUBLIC.
914 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
916 2009-07-11 Anatoly Sokolov <aesok@post.ru>
918 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
919 (avr_extra_arch_macro) Remove declatation.
920 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
921 (avr_extra_arch_macro) Declare as static.
922 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
924 2009-07-11 Jan Hubicka <jh@suse.cz>
927 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
929 2009-07-11 Jakub Jelinek <jakub@redhat.com>
932 * dwarf2out.c (dw_fde_struct): Add in_std_section and
933 cold_in_std_section bits.
934 (dwarf2out_begin_prologue): Initialize them.
935 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
936 if already covered by text_section or cold_text_section range.
938 PR rtl-optimization/40667
939 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
940 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
941 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
942 * config/i386/i386.c (ix86_minimum_alignment): New function.
943 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
944 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
945 * emit-rtl.c (gen_reg_rtx): Likewise.
946 * function.c (assign_parms): Likewise. If nominal_type needs
947 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
948 rather than passed_type's alignment.
951 * function.c (assign_parm_setup_stack): Adjust
952 MEM_OFFSET (data->stack_parm) if promoted_mode is different
953 from nominal_mode on big endian.
955 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
957 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
959 2009-07-10 DJ Delorie <dj@redhat.com>
961 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
963 2009-07-10 Mark Mitchell <mark@codesourcery.com>
965 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
967 (thumb2_cbnz): Likewise.
969 2009-07-10 David Daney <ddaney@caviumnetworks.com>
972 * config.gcc (supported_defaults): Add synci.
973 (with_synci): Add validation.
974 (all_defaults): Add synci.
975 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
978 * config/mips/mips.opt (msynci): New option.
979 * config/mips/mips.c (mips_override_options): Warn on use of
980 -msynci for targets that do now support it.
981 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
983 * gcc/doc/invoke.texi (-msynci): Document the new option.
984 * doc/install.texi (--with-synci): Document the new option.
986 2009-07-10 Richard Guenther <rguenther@suse.de>
988 PR tree-optimization/40496
989 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
990 the PHI result with a compatible type.
992 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
996 * c.opt (Wunused-result): New.
997 * doc/invoke.texi: Document it.
998 * c-common.c (c_warn_unused_result): Use it.
1000 2009-07-09 DJ Delorie <dj@redhat.com>
1002 * targhooks.c (default_target_can_inline_p): Rename from
1003 default_target_option_can_inline_p.
1004 * targhooks.h (default_target_can_inline_p): Likewise.
1005 * target-def.h (TARGET_CAN_INLINE_P): Rename from
1006 TARGET_OPTION_CAN_INLINE_P.
1007 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
1008 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
1009 (mep_target_can_inline_p): Rename from
1010 mep_target_option_can_inline_p.
1013 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
1014 registers used to pass vectors.
1016 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
1018 2009-07-09 Tom Tromey <tromey@redhat.com>
1020 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
1021 * config/mmix/mmix.c: Include dwarf2.h.
1022 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
1023 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
1024 * config/sh/sh.c: Include dwarf2.h.
1025 * config/i386/i386.c: Include dwarf2.h.
1026 * Makefile.in (DWARF2_H): Remove 'elf'.
1027 * except.c: Include dwarf2.h.
1028 * unwind-dw2.c: Include dwarf2.h.
1029 * dwarf2out.c: Include dwarf2.h.
1030 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1031 * unwind-dw2-fde.c: Include dwarf2.h.
1032 * dwarf2asm.c: Include dwarf2.h.
1034 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1036 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1037 (max_issue): Use it.
1038 * sched-int.h (struct sched_info: insn_finishes_block_p): New
1040 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
1041 (region_sched_info): Update.
1042 * sched-ebb.c (ebb_sched_info): Update.
1043 * modulo-sched.c (sms_sched_info): Update.
1044 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
1046 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1048 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1050 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1052 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1054 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1057 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1058 arg1 with arg01 if arg1 is already INTEGER_CST.
1060 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1062 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1063 Transform (and (truncate)) into (truncate (and)).
1065 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1067 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1068 creating LHS paradoxical subregs. Fix surrounding returns to
1069 use NULL_RTX rather than 0.
1071 2009-07-08 DJ Delorie <dj@redhat.com>
1073 * config/mep/mep.c: (mep_option_can_inline_p): New.
1074 (TARGET_OPTION_CAN_INLINE_P): Define.
1076 2009-07-08 Mark Wielaard <mjw@redhat.com>
1079 * dwarf2out.c (add_data_member_location_attribute): When we have
1080 only a constant offset don't emit a new location description using
1081 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1084 2009-07-08 Richard Henderson <rth@redhat.com>
1087 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1088 (enum reg_class): Add CLOBBERED_REGS.
1089 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1090 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1091 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1092 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1093 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1094 force 64-bit sibcalls into R11.
1095 * config/i386/constraints.md (U): New constraint.
1096 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1097 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1098 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1100 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1102 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1104 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1105 * ebitmap.h (dump_ebitmap): Ditto.
1106 * optabs.h (optab_libfunc): Ditto.
1107 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
1108 * tree-flow.h (vect_can_force_dr_alignment_p,
1109 get_vectype_for_scalar_type): Ditto.
1110 (vectorize_loops): Move prototype to ...
1111 * tree-vectorizer.h: ... here. Also, adjust comment.
1112 (vect_set_verbosity_level): Remove duplicate prototype.
1113 * tree-ssa-loop.c: Include tree-vectorizer.h.
1114 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
1116 2009-07-08 Nick Clifton <nickc@redhat.com>
1118 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
1121 2009-07-08 DJ Delorie <dj@redhat.com>
1123 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
1124 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
1125 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
1127 * config/mep/intrinsics.md: Regenerated.
1128 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
1129 registers when asm() or calls are detected.
1131 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1134 * gimplify.c (gimplify_expr): Propagate no_warning flag when
1136 * gimple (gimple_build_call_from_tree): Likewise.
1137 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
1138 no_warning flag before warning.
1140 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1142 * tree.c (set_expr_locus): Remove.
1143 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
1144 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
1146 * gimplify.c (internal_get_tmp_var): Likewise.
1147 (gimplify_call_expr): Likewise.
1148 (gimplify_one_sizepos): Likewise.
1150 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
1153 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
1154 to variables for debugging purposes.
1156 2009-06-23 Mark Loeser <mark@halcy0n.com>
1159 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
1161 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1163 * pretty-print.c (pp_base_format): Remove %J.
1164 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1165 gcc_cxxdiag_char_table): Likewise.
1166 (init_dynamic_diag_info): Likewise.
1168 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1170 * pretty-print.c (pp_base_format): Remove %H.
1171 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1172 gcc_cxxdiag_char_table): Likewise.
1173 (init_dynamic_diag_info): Likewise.
1174 * config/mep/mep.c (mep_select_section): Likewise.
1176 2009-07-07 Duncan Sands <baldrick@free.fr>
1178 * final.c (pass_clean_state): Give the pass a name.
1179 * passes.c (pass_rest_of_compilation): Likewise.
1180 * tree-optimize.c (pass_all_optimizations): Likewise.
1182 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
1184 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
1185 an extra 'decl' for error_at.
1187 2009-07-07 Jakub Jelinek <jakub@redhat.com>
1190 * tree-tailcall.c (adjust_return_value_with_ops,
1191 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
1192 if it has complex or vector type.
1194 2009-07-07 Olivier Hainque <hainque@adacore.com>
1196 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
1199 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
1201 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
1203 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1205 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
1206 * c-decl.c: Likewise.
1207 * function.c: Likewise.
1208 * varasm.c: Likewise.
1209 * tree-ssa.c: Likewise.
1210 * c-common.c: Likewise.
1211 * tree-cfg.c: Likewise.
1212 * config/spu/spu.c: Likewise.
1213 * config/ia64/ia64.c: Likewise.
1214 * config/v850/v850.c: Likewise.
1216 2009-07-06 DJ Delorie <dj@redhat.com>
1218 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
1219 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
1220 unspecified accesses to control registers.
1221 * config/mep/intrinsics.md: Regenerate.
1222 * config/mep/intrinsics.h: Regenerate.
1223 * config/mep/mep-intrin.h: Regenerate.
1225 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1227 * c-lex.c: Replace %H by an explicit location. Update all calls.
1228 * c-common.c: Likewise.
1229 * c-decl.c: Likewise.
1230 * c-typeck.c: Likewise.
1231 * fold-const.c: Likewise.
1232 * gimplify.c: Likewise.
1234 * tree-cfg.c: Likewise.
1235 * tree-ssa-loop-niter.c: Likewise.
1236 * tree-vrp.c: Likewise.
1237 * value-prof.c: Likewise.
1239 2009-07-06 Diego Novillo <dnovillo@google.com>
1241 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
1242 if it has one. Handle cases where VAR does not have an
1243 annotation or cfun is NULL.
1245 2009-07-06 Diego Novillo <dnovillo@google.com>
1247 * tree.c: Include debug.h.
1248 (initialize_tree_contains_struct): New.
1249 (init_ttree): Call it.
1250 (tree_node_structure_for_code): Factor out of ...
1251 (tree_node_structure): ... here.
1252 * treestruct.def (TS_PHI_NODE): Remove.
1253 (TS_GIMPLE_STATEMENT): Remove.
1255 2009-07-06 Diego Novillo <dnovillo@google.com>
1257 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
1258 (debug_tree_chain): Handle cycles.
1260 2009-07-06 Nick Clifton <nickc@redhat.com>
1261 DJ Delorie <dj@redhat.com>
1263 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1264 __FMOVD_ENABLED__ is defined.
1266 (TARGET_FMOVD): Provide a default definition.
1267 (MASK_FMOVD): Likewise.
1268 (TARGET_CPU_CPP_BUILTINS): Define
1269 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1270 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1271 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
1272 (split for DF load from memory into register): Also handle
1273 MEMs which consist of REG+DISP addressing.
1274 (split for DF store from register to memory): Likewise.
1275 (movsf_ie): Always use single fp_mode.
1276 * config/sh/sh.c (sh_override_options): Do not automatically
1277 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1278 that to the -mfmovd command line switch.
1279 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1280 (fldi_ok): Always allow.
1281 * config/sh/sh.opt (mfmovd): Remove this switch.
1282 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1284 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1285 Kaz Kojima <kkojima@gcc.gnu.org>
1287 PR rtl-optimization/30807
1288 * postreload.c (reload_combine): For every new use of REG_SUM,
1289 record the use of BASE.
1291 2009-07-06 Jan Hubicka <jh@suse.cz>
1293 * params.def: Revert my accidental commit at 2009-06-30.
1295 2009-07-04 Ian Lance Taylor <iant@google.com>
1298 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1300 (mingw_format_attribute_overrides): Likewise.
1302 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1305 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1306 don't check cfa.reg. Instead of cfa.indirect use
1307 fde && fde->drap_reg != INVALID_REGNUM test.
1309 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1311 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1313 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1316 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1318 2009-07-03 Richard Guenther <rguenther@suse.de>
1320 PR tree-optimization/40640
1321 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1324 2009-07-03 Jan Hubicka <jh@suse.cz>
1326 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1327 for size, reduce amount of inlining.
1329 2009-07-03 Richard Guenther <rguenther@suse.de>
1332 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1333 if t +- x is known to not overflow and the conversion widens the
1335 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1337 2009-07-03 Jan Hubicka <jh@suse.cz>
1339 * ipa-pure-const.c (analyze): Update loop optimizer init.
1340 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1341 try_remove_empty_loop, remove_empty_loops): Remove.
1342 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1343 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1344 to mark regular loops as neccesary.
1345 (degenerate_phi_p): New function.
1346 (propagate_necessity, remove_dead_phis): Use it.
1347 (forward_edge_to_pdom): Likewise.
1348 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1349 virtual PHI nodes that became unreachable.
1350 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1351 * tree-flow.h (remove_empty_loops): Remove.
1352 * passes.c (init_optimization_passes): Remove.
1354 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1356 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1357 can_create_pseudo_p.
1358 (*fix_trunc<mode>_i387_1): Ditto.
1359 (*floathi<mode>2_1): Ditto.
1360 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1361 (*fistdi2_1): Ditto.
1362 (*fist<mode>2_1): Ditto.
1363 (frndintxf2_floor): Ditto.
1364 (*fist<mode>2_floor_1): Ditto.
1365 (frndintxf2_ceil): Ditto.
1366 (*fist<mode>2_ceil_1): Ditto.
1367 (frndintxf2_trunc): Ditto.
1368 (frndintxf2_mask_pm): Ditto.
1369 (fxam<mode>2_i387_with_temp): Ditto.
1370 * config/i386/sse.md (mulv16qi3): Ditto.
1371 (*sse2_mulv4si3): Ditto.
1373 (sse4_2_pcmpestr): Ditto.
1374 (sse4_2_pcmpistr): Ditto.
1376 2009-07-03 Jan Hubicka <jh@suse.cz>
1378 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1379 (mark_stmt_necessary): Set it.
1380 (mark_operand_necessary): Set it.
1381 (mark_control_dependent_edges_necessary): Set it.
1382 (mark_virtual_phi_result_for_renaming): New function.
1383 (get_live_post_dom): New function.
1384 (forward_edge_to_pdom): New function.
1385 (remove_dead_stmt): Fix handling of control dependences.
1386 (tree_dce_init): Init new bitmap.
1387 (tree_dce_done): Free it.
1389 2009-07-02 Richard Guenther <rguenther@suse.de>
1392 * tree-ssa-structalias.c (new_var_info): Initialize
1395 2009-07-02 Jan Hubicka <jh@suse.cz>
1397 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1400 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1402 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1403 instead of recomputing it. Adjust calls.
1404 (emit_store_flag): Adjust recursive calls.
1406 2009-07-02 Richard Guenther <rguenther@suse.de>
1408 * tree-ssa-live.c (remove_unused_locals): Do not remove
1410 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1411 of DECL_EXTERNAL for HEAP variables.
1412 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1413 HEAP variables. Do not adjust RESTRICT vars.
1414 (find_what_var_points_to): Nobody cares if something
1417 2009-07-02 Ben Elliston <bje@au.ibm.com>
1419 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1420 pc_low and pc_high declarations to the top of the function.
1422 2009-07-01 DJ Delorie <dj@redhat.com>
1424 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1426 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1427 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1428 unspecified accesses to control registers.
1429 * config/mep/intrinsics.md: Regenerate.
1430 * config/mep/intrinsics.h: Regenerate.
1431 * config/mep/mep-intrin.h: Regenerate.
1433 2009-07-01 Anthony Green <green@moxielogic.com>
1435 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1436 instruction when possible.
1437 (moxie_expand_prologue): Ditto. Also, save an instruction and
1438 some complexity by popping off of $r12 instead of $sp.
1439 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1442 2009-07-01 Richard Henderson <rth@redhat.com>
1445 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1446 contained no insns, reposition note before last insn.
1448 2009-07-01 Richard Henderson <rth@redhat.com>
1451 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1452 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1454 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1457 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1458 darwin9 for printing reg addresses with %y.
1460 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1462 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1463 truncation from operands in binary operations.
1465 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1468 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1469 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1470 subreg of op0 to the original op0.
1472 * expmed.c (store_bit_field_1): Use a temporary as the destination
1473 instead of a paradoxical subreg when we need to truncate the result.
1475 2009-07-01 DJ Delorie <dj@redhat.com>
1477 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1478 names to VLIW variants.
1479 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1480 * config/mep/intrinsics.md: Regenerate.
1481 * config/mep/intrinsics.h: Regenerate.
1482 * config/mep/mep-intrin.h: Regenerate.
1484 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1487 * jump.c (returnjump_p): Revert last patch.
1488 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1490 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1493 * pa.md (casesi32p): Use jump table label to determine the offset
1495 (casesi64p): Likewise.
1497 * pa.c (forward_branch_p): Return bool type. Use instruction
1498 addresses when available. Assert that INSN has a jump label.
1499 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1502 2009-07-01 Richard Guenther <rguenther@suse.de>
1504 PR tree-optimization/19831
1505 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1506 that only act as barriers do not make any previous stores necessary.
1507 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1508 HEAP variables global, do not add a constraint from nonlocal.
1509 (find_func_aliases): Handle escapes through return statements.
1510 (compute_points_to_sets): Make escaped HEAP variables global.
1512 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1515 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1516 after reducing a DImode cstore to SImode.
1518 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1520 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1521 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1523 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1525 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1526 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1528 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1529 and umod_optab if TARGET_BSD_DIVMOD.
1530 * config/vax/lib1funcs.asm: New file.
1531 * config/vax/t-linux: New file.
1532 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1534 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1537 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1538 to type arguments that have void type.
1541 * dwarf2out.c (gen_formal_parameter_die): Call
1542 equate_decl_number_to_die if node is different from origin.
1544 2009-06-30 Anthony Green <green@moxielogic.com>
1546 Clean up moxie port for --enable-build-with-cxx.
1547 * config/moxie/moxie.c (moxie_function_value): First two
1548 parameters are const_tree, not tree.
1549 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1550 (REG_CLASS_NAMES): Ditto.
1551 (REGNO_REG_CLASS): Ditto.
1552 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1553 (moxie_function_value): Fix constyness of arguments.
1555 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1557 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1558 finalize_size_functions before further processing.
1559 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1560 (variable_size): Call self_referential_size on size expressions
1561 that contain a PLACEHOLDER_EXPR.
1562 (size_functions): New static variable.
1563 (copy_self_referential_tree_r): New static function.
1564 (self_referential_size): Likewise.
1565 (finalize_size_functions): New global function.
1566 * tree.c: Include tree-inline.h.
1567 (push_without_duplicates): New static function.
1568 (find_placeholder_in_expr): New global function.
1569 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1571 <tcc_expression>: Likewise.
1572 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1573 the call in the expression.
1574 * tree.h (finalize_size_functions): Declare.
1575 (find_placeholder_in_expr): Likewise.
1576 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1577 (substitute_placeholder_in_expr): Update comment.
1578 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1580 (copy_tree_body_r): Likewise.
1581 (copy_tree_body): New static function.
1582 (maybe_inline_call_in_expr): New global function.
1583 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1584 (maybe_inline_call_in_expr): Declare.
1585 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1586 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1589 2009-06-30 Richard Guenther <rguenther@suse.de>
1591 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1593 (propagate_necessity): Do not mark reaching defs of stores
1596 2009-06-30 Jan Hubicka <jh@suse.cz>
1598 * cfgloopanal.c (check_irred): Move into ...
1599 (mark_irreducible_loops): ... here; return true if ireducible
1601 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1602 (analyze_function): Try to prove loop finiteness.
1603 * cfgloop.h (mark_irreducible_loops): Update prototype.
1604 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1606 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1608 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1610 2009-06-30 Ira Rosen <irar@il.ibm.com>
1612 PR tree-optimization/40542
1613 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1616 2009-06-30 Martin Jambor <mjambor@suse.cz>
1618 PR tree-optimization/40582
1619 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1620 than useless_type_conversion_p.
1621 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1624 2009-06-30 Martin Jambor <mjambor@suse.cz>
1627 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1629 2009-06-30 Richard Guenther <rguenther@suse.de>
1631 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1632 use ao_ref references.
1633 (walk_aliased_vdefs): Likewise.
1634 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1635 * tree-ssa-dce.c (struct ref_data): Remove.
1636 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1637 (mark_aliased_reaching_defs_necessary): Adjust.
1638 (mark_all_reaching_defs_necessary_1): Likewise.
1640 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1643 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1644 (emit_store_flag_1): Extract from emit_store_flag, adjust
1645 calls to (what now is) emit_cstore.
1646 (emit_store_flag): Call emit_store_flag_1 and also use it
1647 for what used to be recursive calls.
1649 2009-06-30 Wei Guozhi <carrot@google.com>
1652 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1653 if the target bb post dominates from bb.
1654 * config/i386/i386.c (memory_address_length): Check existence of base
1655 register before using it.
1657 2009-06-30 Nick Clifton <nickc@redhat.com>
1658 DJ Delorie <dj@redhat.com>
1660 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1661 __FMOVD_ENABLED__ is defined.
1663 (TARGET_FMOVD): Provide a default definition.
1664 (MASK_FMOVD): Likewise.
1665 (TARGET_CPU_CPP_BUILTINS): Define
1666 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1667 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1668 two fmov instructions depending upon whether TARGET_FMOVD is
1670 (split for DF load from memory into register): Also handle
1671 MEMs which consist of REG+DISP addressing.
1672 (split for DF store from register to memory): Likewise.
1673 * config/sh/sh.opt (mfmovd): Remove this switch.
1674 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1675 * config/sh/sh.c (sh_override_options): Do not automatically
1676 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1677 that to the -mfmovd command line switch.
1679 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1681 (fldi_ok): Always allow.
1682 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1684 2009-06-29 DJ Delorie <dj@redhat.com>
1686 * doc/install.texi (mep-x-elf): Correct chip's full name.
1688 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1690 * doc/extend.texi: Fix typo.
1692 2009-06-29 Tom Tromey <tromey@redhat.com>
1695 * Makefile.in (DWARF2_H): New variable.
1697 (dwarf2out.o): Likewise.
1698 (dwarf2asm.o): Likewise.
1699 * config/i386/t-i386: Use DWARF2_H.
1700 * except.c: Include elf/dwarf2.h.
1701 * unwind-dw2.c: Include elf/dwarf2.h.
1702 * dwarf2out.c: Include elf/dwarf2.h.
1703 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1704 <dtprel>: New field.
1705 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1706 (size_of_loc_descr): Likewise.
1707 (output_loc_operands_raw): Likewise.
1708 (output_loc_operands): Handle new dtprel field.
1709 (loc_checksum): Update.
1710 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1711 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1712 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1713 * dwarf2asm.c: Include elf/dwarf2.h.
1714 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1715 * config/mmix/mmix.c: Include elf/dwarf2.h.
1716 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1717 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1718 * config/sh/sh.c: Include elf/dwarf2.h.
1719 * config/i386/i386.c: Include elf/dwarf2.h.
1721 2009-06-29 DJ Delorie <dj@redhat.com>
1723 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1725 * doc/extend.texi: Add MeP attributes and pragmas.
1726 * doc/invoke.text: Add MeP Options.
1727 * doc/contrib.texi: Add MeP contribution.
1728 * doc/md.texi: Add MeP constraints.
1729 * doc/install.texi: Add MeP target.
1731 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1733 * target.h (struct gcc_target): Add frame_pointer_required field.
1734 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1735 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1736 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1738 * reload1.c (update_eliminables): (Ditto.).
1739 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1740 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1741 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1743 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1745 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1746 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1747 (arm_frame_pointer_required): New function.
1749 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1750 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1751 (avr_frame_pointer_required_p): Declare as static.
1752 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1754 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1755 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1756 (bfin_frame_pointer_required): Make as static, change return type
1758 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1760 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1761 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1762 (cris_frame_pointer_required): New function.
1764 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1766 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1767 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1768 (fr30_frame_pointer_required): New function.
1770 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1771 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1772 (frv_frame_pointer_required): Make as static, change return type
1774 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1776 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1777 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1778 (ix86_frame_pointer_required): Make as static, change return type to
1780 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1782 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1783 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1785 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1787 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1789 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1791 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1792 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1793 (mips_frame_pointer_required): Make as static.
1794 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1796 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1797 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1798 (mmix_frame_pointer_required): Mew function.
1800 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1801 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1803 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1805 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1807 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1809 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1810 (CAN_ELIMINATE): Redefine.
1811 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1812 (sparc_frame_pointer_required): New function.
1813 (sparc_can_eliminate): New function.
1814 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1816 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1817 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1819 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1820 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1821 (xtensa_frame_pointer_required): Make as static, change return type
1823 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1826 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1828 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1829 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1830 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1831 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1832 (register_callback): Handle PLUGIN_START_UNIT.
1833 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1835 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1837 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1839 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1840 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1842 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1844 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1847 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1849 * doc/extend.texi (Additional Floating Types): __float128 is also
1850 supported on i386 targets.
1852 2009-06-29 Richard Guenther <rguenther@suse.de>
1855 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1857 (pt_solutions_same_restrict_base): Declare.
1858 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1860 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1861 (make_constraint_from, make_copy_constraint): Move earlier.
1862 (make_constraint_from_heapvar): New function.
1863 (make_constraint_from_restrict): Likewise.
1864 (handle_lhs_call): Use it.
1865 (find_func_aliases): Use it to track conversions to restrict
1867 (struct fieldoff): Add only_restrict_pointers flag.
1868 (push_fields_onto_fieldstack): Initialize it.
1869 (create_variable_info_for): Track global restrict qualified pointers.
1870 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1871 Track restrict qualified pointer arguments.
1872 (set_uids_in_ptset): Use varinfo is_global_var flag.
1873 (find_what_var_points_to): Set the vars_contains_restrict flag.
1874 Always create the points-to solution for sets including restrict tags.
1875 (pt_solutions_same_restrict_base): New function.
1876 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1877 qualified pointers use pt_solutions_same_restrict_base as
1878 additional source for disambiguation.
1880 2009-06-29 Richard Guenther <rguenther@suse.de>
1883 * alias.c (find_base_decl): Remove.
1884 (get_deref_alias_set_1): Remove restrict handling.
1885 * c-common.c (c_apply_type_quals_to_decl): Do not set
1886 DECL_POINTER_ALIAS_SET.
1887 * gimplify.c (find_single_pointer_decl_1): Remove.
1888 (find_single_pointer_decl): Likewise.
1889 (internal_get_tmp_var): Remove restrict handling.
1890 (gimple_regimplify_operands): Likewise.
1891 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1892 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1893 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1894 * tree.c (restrict_base_for_decl): Remove.
1895 (init_ttree): Do not allocate it.
1896 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1897 LABEL_DECL_UID for label decls.
1898 (copy_node_stat): Do not copy restrict information.
1899 (decl_restrict_base_lookup): Remove.
1900 (decl_restrict_base_insert): Likewise.
1901 (print_restrict_base_statistics): Likewise.
1902 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1903 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1904 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1905 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1906 (LABEL_DECL_UID): Adjust.
1907 (DECL_BASED_ON_RESTRICT_P): Remove.
1908 (DECL_GET_RESTRICT_BASE): Likewise.
1909 (SET_DECL_RESTRICT_BASE): Likewise.
1910 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1912 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1913 instead of DECL_POINTER_ALIAS_SET.
1914 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1915 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1916 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1918 2009-06-29 Richard Guenther <rguenther@suse.de>
1920 PR tree-optimization/40579
1921 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1922 the IL to simplify has constants that overflowed.
1924 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1926 PR tree-optimization/40550
1927 * tree-vect-generic.c (expand_vector_operations_1): Compute in
1928 vector_compute_type only when the size of vector_compute_type is
1929 less than the size of type.
1931 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
1933 * fold-const.c (contains_label_1): Fix comments.
1934 (contains_label_p): Do not walk trees multiple time.
1936 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1938 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
1939 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
1940 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
1941 ix86_fp_comparison_operator.
1942 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
1943 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
1944 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
1945 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
1946 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
1947 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
1948 (related splits): Change predicate to ix86_fp_comparison_operator.
1949 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
1950 instead of ix86_fp_comparison_codes.
1951 (ix86_trivial_fp_comparison_operator,
1952 ix86_fp_comparison_operator): New.
1953 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
1954 (ix86_expand_compare): Eliminate last two parameters.
1955 (ix86_fp_jump_nontrivial_p): Kill.
1956 * config/i386/i386.c (put_condition_code): Eliminate call to
1957 ix86_fp_comparison_codes and subsequent assertion.
1958 (ix86_fp_comparison_codes): Eliminate.
1959 (ix86_fp_swap_condition): New.
1960 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
1961 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
1962 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
1963 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
1964 and ix86_fp_swap_condition.
1965 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
1966 Use ix86_fp_comparison_strategy.
1967 (ix86_expand_compare): Likewise. Eliminate last two arguments.
1968 (ix86_fp_jump_nontrivial_p): Eliminate.
1969 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
1970 call to ix86_expand_compare.
1971 (ix86_split_fp_branch, ix86_expand_setcc,
1972 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
1973 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
1975 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1977 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
1978 related to jump_clobbers.
1979 * config/arm/arm.md (conds): Remove jump_clob case.
1980 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
1981 splits): Change comparison_operator to arm_comparison_operator.
1982 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
1985 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1987 * dojump.c (do_compare_rtx_and_jump): Try swapping the
1988 condition for floating point modes.
1989 * expmed.c (emit_store_flag_1): Move here a bigger part
1991 (emit_store_flag): Try swapping the condition for floating point
1993 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
1995 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1997 * expr.c (expand_expr_real_1): Just use do_store_flag.
1998 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
1999 emit_store_flag_force.
2000 * expmed.c (emit_store_flag_force): Copy here trick
2001 previously in expand_expr_real_1. Try reversing the comparison.
2002 (emit_store_flag_1): Work if target is NULL.
2003 (emit_store_flag): Work if target is NULL, using the result mode
2004 from the comparison. Use split_comparison, restructure final part
2005 to simplify conditionals.
2007 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2009 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
2010 * dojump.c (do_jump): Change handling of floating-point
2011 ops to use just do_compare_and_jump.
2012 (split_comparison): New.
2013 (do_compare_rtx_and_jump): Add here logic coming previously
2014 in do_jump, using split_comparison.
2016 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
2019 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2021 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2023 * tree-ssa-alias.c: Fix unintentional commit.
2025 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2027 * passes.c (execute_one_pass): Fix unintentional commit.
2029 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2031 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2032 (df_rd_local_compute, df_md_local_compute): Inline them.
2034 (df_md_scratch): New.
2035 (df_md_alloc, df_md_free): Allocate/free it.
2036 (df_md_local_compute): Only include live registers in init.
2037 (df_md_transfer_function): Prune the in-set computed by
2038 the confluence function, and the gen-set too.
2040 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2042 PR rtl-optimization/26854
2043 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
2044 * df-problems.c (df_rd_add_problem): Fix comment.
2045 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
2046 df_md_simulate_artificial_defs_at_top,
2047 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
2048 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2049 df_md_transfer_function, df_md_init, df_md_confluence_0,
2050 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2051 problem_MD, df_md_add_problem): New.
2052 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2053 df_md_get_bb_info): New.
2054 (DF_LAST_PROBLEM_PLUS1): Adjust.
2056 * Makefile.in (fwprop.o): Include domwalk.h.
2057 * fwprop.c: Include domwalk.h.
2058 (reg_defs, reg_defs_stack): New.
2059 (bitmap_only_bit_between): Remove.
2060 (process_defs): New.
2061 (process_uses): Use reg_defs and local_md instead of
2062 bitmap_only_bit_between and local_rd.
2063 (single_def_use_enter_block): New, from build_single_def_use_links.
2064 (single_def_use_leave_block): New.
2065 (build_single_def_use_links): Remove code moved to
2066 single_def_use_enter_block, invoke domwalk.
2067 (use_killed_between): Adjust comment.
2069 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2071 * bitmap.h (bitmap_ior_and_into): New.
2072 * bitmap.c (bitmap_ior_and_into): New.
2074 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2076 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2077 before_dom_children_before_stmts and after_dom_children_after_stmts.
2078 Rename the two remaining callbacks to just before_dom_children and
2079 after_dom_children. Remove other GIMPLE statement walking bits.
2080 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2081 * graphite.c: Do not include domwalk.h.
2082 * tree-into-ssa.c (interesting_blocks): New global.
2083 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2084 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2085 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2086 now that they're not domwalk callbacks.
2087 (rewrite_initialize_block): Rename to...
2088 (rewrite_enter_block): ... this, place after called functions. Test
2089 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2090 (rewrite_finalize_block): Rename to...
2091 (rewrite_leave_block): ... this, place after called functions.
2092 (rewrite_update_init_block): Rename to...
2093 (rewrite_update_enter_block): ... this, place after called functions.
2094 Test interesting_blocks, call rewrite_update_stmt and
2095 rewrite_update_phi_arguments.
2096 (rewrite_update_fini_block): Rename to...
2097 (rewrite_leave_block): ... this, place after called functions.
2098 (rewrite_blocks): Remove last argument, simplify initialization of
2100 (mark_def_sites_initialize_block): Rename to...
2101 (mark_def_sites_block): ... this, call mark_def_sites.
2102 (mark_def_sites_blocks): Remove argument, simplify initialization of
2104 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2105 (update_ssa): Likewise.
2106 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
2108 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
2109 (dom_opt_initialize_block): Rename to...
2110 (dom_opt_enter_block): ... this, place after called functions. Walk
2111 statements here, inline propagate_to_outgoing_edges.
2112 (dom_opt_finalize_block): Rename to...
2113 (dom_opt_leave_block): ... this, place after called functions.
2114 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
2116 (dse_enter_block, dse_record_phi): New.
2117 (dse_record_phis): Delete.
2118 (dse_finalize_block): Rename to...
2119 (dse_leave_block): ... this.
2120 (tree_ssa_dse): Simplify initialization of walk_data.
2121 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
2122 Adjust initialization of walk_data.
2123 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
2124 * tree-ssa-loop-phiopt.c (get_non_trapping):
2125 Adjust initialization of walk_data.
2126 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
2127 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
2128 it's not a domwalk callback.
2129 (uncprop_initialize_block): Rename to...
2130 (dse_enter_block): ... this, call uncprop_into_successor_phis.
2131 (dse_finalize_block): Rename to...
2132 (dse_leave_block): ... this.
2133 (tree_ssa_uncprop): Simplify initialization of walk_data.
2134 * Makefile.in: Adjust dependencies.
2136 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
2138 * arm.md (casesi): Fix test for Thumb1.
2139 (thumb1_casesi_internal_pic): Likewise.
2140 (thumb1_casesi_dispatch): Likewise.
2142 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
2144 * config/arm/arm-cores.def: Added core cortex-m0.
2145 * config/arm/arm-tune.md: Regenerated.
2146 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
2148 2009-06-26 DJ Delorie <dj@redhat.com>
2150 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
2152 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
2153 the scheduler doesn't tag jump insns.
2155 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
2157 * c-decl.c (merge_decls): Re-indent.
2159 2009-06-26 Janis Johnson <janis187@us.ibm.com>
2162 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
2163 Special-case decimal float constants.
2165 2009-06-26 Richard Henderson <rth@redhat.com>
2167 * function.h (struct function): Add cannot_be_copied_reason,
2168 and cannot_be_copied_set.
2169 * tree-inline.c (has_label_address_in_static_1): Rename from
2170 inline_forbidden_p_2; don't set inline_forbidden_reason here.
2171 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
2172 don't set inline_forbidden_reason.
2173 (copy_forbidden): New function, split out of inline_forbidden_p.
2174 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
2175 (inline_forbidden_p): Use copy_forbidden.
2176 (tree_versionable_function_p): Likewise.
2177 (inlinable_function_p): Merge into tree_inlinable_function_p.
2178 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
2179 * ipa-cp.c (ipcp_versionable_function_p): New function.
2180 (ipcp_cloning_candidate_p): Use it.
2181 (ipcp_node_modifiable_p): Likewise.
2183 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
2185 * builtins.c (expand_builtin_alloca): Handle builtin alloca
2186 that is marked not to be inlined. Remove flag_mudflap use.
2187 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
2188 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
2190 2009-06-26 Steve Ellcey <sje@cup.hp.com>
2193 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
2194 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
2196 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
2198 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
2200 (__mingwthr_remove_key_dtor): Likewise.
2202 2009-06-26 Richard Guenther <rguenther@suse.de>
2204 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
2206 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
2209 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
2210 try the non-cond_exec path also.
2212 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2215 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
2216 (output_cbranch): Use new functions.
2217 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
2220 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2221 Pat Haugen <pthaugen@us.ibm.com>
2222 Revital Eres <ERES@il.ibm.com>
2224 * config/rs6000/rs6000.c (print_operand): Correct lossage message
2225 for %c error. Add %x support to print VSX registers as a unified
2226 register set, instead of separate float and altivec registers.
2227 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
2228 %y case, and add support for VSX pre-modify addresses.
2229 (output_toc): Add assert for CONST containing an integer constant
2231 (rs6000_adjust_cost): Add POWER7 support.
2232 (insn_must_be_first_in_group): Ditto.
2233 (insn_must_be_last_in_group): Ditto.
2234 (rs6000_emit_popcount): Ditto.
2235 (rs6000_vector_mode_supported_p): Ditto.
2237 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
2238 Change some of the functions called by macros to being called
2239 through a pointer, so debug functions can be inserted if
2240 -mdebug=addr or -mdebug=cost.
2241 (rs6000_preferred_reload_class_ptr): Ditto.
2242 (rs6000_secondary_reload_class_ptr): Ditto.
2243 (rs6000_secondary_memory_needed_ptr): Ditto.
2244 (rs6000_cannot_change_mode_class_ptr): Ditto.
2245 (rs6000_secondary_reload_inner): Ditto.
2246 (rs6000_legitimize_reload_address): Ditto.
2247 (rs6000_legitimize_reload_address_ptr): Ditto.
2248 (rs6000_mode_dependent_address): Ditto.
2249 (rs6000_mode_dependent_address_ptr): Ditto.
2251 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
2252 function to return true if the mode allows reg + integer
2254 (virtual_stack_registers_memory_p): New function to return true if
2255 the address refers to a virtual stack register.
2256 (rs6000_legitimate_offset_address_p): Move code to say whether a
2257 mode supports reg+int addressing to reg_offset_addressing_ok_p and
2259 (rs6000_legitimate_address_p): Add checks for modes that only can
2260 do reg+reg addressing. Start adding VSX support.
2261 (rs6000_legitimize_reload_address): Ditto.
2262 (rs6000_legitimize_address): Ditto.
2263 (rs6000_debug_legitimate_address_p): New debug functions for
2264 -mdebug=addr and -mdebug=cost.
2265 (rs6000_debug_rtx_costs): Ditto.
2266 (rs6000_debug_address_costs): Ditto.
2267 (rs6000_debug_adjust_cost): Ditto.
2268 (rs6000_debug_legitimize_address): Ditto.
2269 (rs6000_legitimize_reload_address_ptr): Point to call normal
2270 function or debug function. Make functions called via pointer
2272 (rs6000_mode_dependent_address_ptr): Ditto.
2273 (rs6000_secondary_reload_class_ptr): Ditto.
2274 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2275 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2276 into a friendlier error.
2277 (rs6000_init_builtins): Add initial VSX support.
2278 (rs6000_adjust_cost): Fix some spacing issues.
2280 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2281 (REG_CLASS_NAMES): Ditto.
2282 (REG_CLASS_CONTENTS): Ditto.
2283 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2284 pointer, to add -mdebug=addr support.
2285 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2286 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2287 -mdebug=addr support.
2288 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2289 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2290 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2292 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2294 (bswapsi*): Set attribute types for load/store. Add combiner
2295 patterns to eliminate zero extend on 64-bit.
2296 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2297 stdbrx if the hardware supports those instructions.
2299 2009-06-25 Ian Lance Taylor <iant@google.com>
2301 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2302 (Link Options): Document -static-libstdc++.
2304 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2307 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2308 DATA_ALIGNMENT instead.
2310 2009-06-25 Richard Guenther <rguenther@suse.de>
2312 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2313 indirect references against the callused/escaped solutions.
2314 (call_may_clobber_ref_p_1): Likewise.
2316 2009-06-25 Martin Jambor <mjambor@suse.cz>
2318 PR tree-optimization/40493
2319 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2320 (enum unscalarized_data_handling): New type.
2321 (handle_unscalarized_data_in_subtree): Return what has been done.
2322 (load_assign_lhs_subreplacements): Handle left flushes differently.
2323 (sra_modify_assign): Use unscalarized_data_handling, simplified
2324 condition determining whether to remove the statement.
2326 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2328 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2329 excerpt - @ should be doubled for texinfo.
2331 2009-06-24 Ian Lance Taylor <iant@google.com>
2333 * config/arc/arc.c: Include "df.h".
2334 (arc_attribute_table): Make static. Move higher in file.
2335 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2336 (output_shift): Initialize n later to avoid warning.
2337 * config/arm/arm.c (arm_attribute_table): Make static. Move
2339 * config/avr/avr.c (avr_attribute_table): Make static. Move
2341 (reg_class_tab): Change array type from int to enum reg_class.
2342 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2344 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2345 (lshrhi3_out): Likewise.
2346 (class_likely_spilled_p): Change return type to bool.
2347 (avr_rtx_costs): Use local code variable with enum type.
2348 * config/avr/avr.md (movmemhi): Use add_reg_note.
2349 (andhi3, andsi3): Don't use AS2 with "and".
2350 (iorhi3, iorsi3): Don't use AS2 with "or".
2351 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2352 * config/crx/crx.c: Include "df.h".
2353 (crx_attribute_table): Make static.
2354 * config/m32r/m32r.c: Include "df.h".
2355 (m32r_attribute_table): Make static. Move higher in file.
2356 (pop): Use add_reg_note.
2357 (block_move_call): Change 0 to LCT_NORMAL in function call.
2358 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2359 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2360 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2361 declare, not just when TREE_CODE is defined.
2362 * config/m68hc11/m68hc11.c: Include "expr.h".
2363 (m68hc11_attribute_table): Make static. Move higher in file.
2364 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2366 (m68hc11_register_indirect_p): Likewise.
2367 (m68hc11_function_arg_padding): Change return type to enum
2369 (emit_move_after_reload): Use add_reg_note.
2370 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2371 (m68hc11_split_logical): Likewise.
2372 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2374 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2375 to VOIDmode in function call.
2376 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2378 (m68hc11_split_logical): Update declaration.
2379 (m68hc11_function_arg_padding): Update declaration.
2380 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2381 to array of enum reg_class.
2382 (mcore_attribute_table): Make static. Move higher in file.
2383 (mcore_rtx_costs): Add cast to enum type.
2384 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2385 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2386 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2388 * config/sh/predicates.md (trapping_target_operand): Rename and to
2390 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2392 * config/spu/spu.c (spu_attribute_table): Make static. Move
2394 * config/v850/v850.c (v850_attribute_table): Make static. Move
2396 (v850_rtx_costs): Use local code with enum type.
2397 (expand_epilogue): Add cast.
2398 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2400 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2403 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2404 -m2a-single-only and -m2a-nofpu.
2405 * config/sh/sh.opt: Document m2a generates FPU code.
2407 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2409 * defaults.h (CAN_ELIMINATE): Provide default.
2410 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2411 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2412 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2413 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2414 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2415 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2416 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2417 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2418 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2419 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2421 2009-06-24 DJ Delorie <dj@redhat.com>
2423 * mep-ext-cop.cpu: Fix copyright notice.
2424 * mep-default: Fix copyright notice.
2425 * mep-core: Fix copyright notice.
2426 * mep: Fix copyright notice.
2427 * mep-ivc2: Fix copyright notice.
2428 * mep-c5: Fix copyright notice.
2430 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2432 * doc/contrib.texi (Contributors):
2434 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2437 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2438 src and dst operands if necessary.
2440 2009-06-23 DJ Delorie <dj@redhat.com>
2443 * config.gcc: Add mep support.
2444 * recog.c: Resurrect validate_replace_rtx_subexp().
2445 * recog.h: Likewise.
2446 * config/mep/: Add new port:
2447 * config/mep/constraints.md: New file.
2448 * config/mep/default.h: New file.
2449 * config/mep/intrinsics.h: New file.
2450 * config/mep/intrinsics.md: New file.
2451 * config/mep/ivc2-template.h: New file.
2452 * config/mep/mep-c5.cpu: New file.
2453 * config/mep/mep-core.cpu: New file.
2454 * config/mep/mep-default.cpu: New file.
2455 * config/mep/mep-ext-cop.cpu: New file.
2456 * config/mep/mep-intrin.h: New file.
2457 * config/mep/mep-ivc2.cpu: New file.
2458 * config/mep/mep-lib1.asm: New file.
2459 * config/mep/mep-lib2.c: New file.
2460 * config/mep/mep-pragma.c: New file.
2461 * config/mep/mep-protos.h: New file.
2462 * config/mep/mep-tramp.c: New file.
2463 * config/mep/mep.c: New file.
2464 * config/mep/mep.cpu: New file.
2465 * config/mep/mep.h: New file.
2466 * config/mep/mep.md: New file.
2467 * config/mep/mep.opt: New file.
2468 * config/mep/predicates.md: New file.
2469 * config/mep/t-mep: New file.
2471 2009-06-23 Ian Lance Taylor <iant@google.com>
2473 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2474 from loose_warn into c_loose_warn and from strict_warn into
2475 c_strict_warn. Set and substitute warn_cxxflags. Check for
2476 --enable-build-with-cxx. Set and substitute
2477 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2478 * Makefile.in (CXXFLAGS): New variable.
2479 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2480 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2481 the default is the same as $(STRICT_WARN).
2482 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2483 (CXX): New variable.
2484 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2485 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2486 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2487 (HOST_LIBS): New variable.
2488 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2489 (ALL_CXXFLAGS): New variable.
2490 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2491 * doc/install.texi (Configuration): Document
2492 --enable-build-with-cxx, --with-stage1-ldflags,
2493 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2494 * configure: Rebuild.
2496 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2498 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2499 from previous commit.
2501 2009-06-23 Ian Lance Taylor <iant@google.com>
2503 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2505 2009-06-23 Ian Lance Taylor <iant@google.com>
2507 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2508 with ATTRIBUTE_UNUSED.
2510 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2511 Pat Haugen <pthaugen@us.ibm.com>
2512 Revital Eres <eres@il.ibm.com>
2514 * config.in (HAVE_AS_POPCNTD): Add default definition.
2515 (HAVE_AS_LWSYNC): Ditto.
2517 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2519 (gcc_cv_as_powerpc_cmpb): Ditto.
2520 (gcc_cv_as_powerpc_dfp): Ditto.
2521 (gcc_cv_as_powerpc_vsx): Ditto.
2522 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2523 supporting the popcntd/lwsync instructions.
2524 (gcc_cv_as_powerpc_lwsync): Ditto.
2525 * configure: Regenerate.
2527 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2528 -mcpu=native and -mcpu=power7.
2529 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2531 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2532 a variable instead of a mask to reduce the number of mask bits.
2533 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2534 (-mbit-word): Ditto.
2535 (-mregnames): Ditto.
2536 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2537 (-mfused-madd): Ditto.
2539 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2541 (-mvsx): New switch for VSX instructions.
2542 (-misel): Move from a variable to a mask to allow it to be set by
2545 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2546 function declaration to an array declaration.
2547 (rs6000_hard_regno_nregs): New external array declaration.
2549 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2550 files included by rs6000.md.
2552 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2553 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2555 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2557 (rs6000_debug_reg): New -mdebug= variables.
2558 (rs6000_debug_addr): Ditto.
2559 (rs6000_debug_cost): Ditto.
2560 (rs6000_pmode): New variable to hold Pmode.
2561 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2562 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2563 calculated at compiler start.
2564 (rs6000_hard_regno_nregs): Change function to an array which holds
2565 HARD_REGNO_NREGS calculated at compiler start.
2566 (rs6000_explicit_options): Delete isel field.
2567 (rs6000_vector_unit): New array to hold which vector unit
2568 supports arithmetic options for a given type.
2569 (rs6000_vector_mem): New array to hold which vector unit supports
2570 memory reference operations for a given type.
2571 (rs6000_vector_align): New array to given the alignment of each
2573 (power7_cost): New basic costs for power7.
2574 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2575 (rs6000_hard_regno_nregs_internal): New function, moved from
2576 HARD_REGNO_NREGS, to calculate the number of registers each hard
2577 register takes for each type.
2578 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2579 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2580 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2581 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2582 unit information here so it is calculated once at compiler startup
2584 (rs6000_override_options): Make -misel a target mask. Add more
2585 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2586 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2588 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2589 (rs6000_handle_option): Move -misel from variable to target mask.
2590 (rs6000_builtin_mask_for_load): Add VSX support.
2591 (rs6000_conditional_register_usage): Ditto.
2592 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2593 (function_arg_boundary): Ditto.
2594 (rs6000_expand_builtin): Ditto.
2595 (def_builtin): Make abort message a little friendlier.
2596 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2598 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2599 assembler support the popcntd instruction instead of a vsx
2600 instruction to enable power7 support.
2601 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2602 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2603 option to the assembler if -mcpu=native.
2604 (ASM_CPU_NATIVE_SPEC): Ditto.
2605 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2607 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2608 the lwsync instruction.
2609 (enum processor_type): Add PROCESSOR_POWER7.
2610 (rs6000_debug_reg): New -mdebug= options.
2611 (rs6000_debug_addr): Ditto.
2612 (rs6000_debug_cost): Ditto.
2613 (rs6000_isel): Delete.
2614 (enum rs6000_vector): New enum to say what vector unit we have.
2615 (VECTOR_UNIT_*): New macros to say which vector unit has
2616 arithmetic operations for a given type.
2617 (VECTOR_MEM_*): New macros to say which vector unit has memory
2618 operations for a given type.
2619 (TARGET_LDBRX): Whether the machine supports the ldbrx
2621 (TARGET_ISEL): Delete, -misel moved to be a mask.
2622 (TARGET_ISEL64): New macro for 64-bit isel support.
2623 (UNITS_PER_VSX_WORD): New macro.
2624 (POINTER_SIZE): Move to be an external variable, rather than
2625 calculating whether we are generating 32 ot 64-bit code.
2627 (STACK_BOUNDARY): Add VSX support.
2628 (LOCAL_ALIGNMENT): Ditto.
2629 (SLOW_UNALIGNED_ACCESS): Ditto.
2630 (VSX_REGNO_P): New macro for VSX support.
2631 (VFLOAT_REGNO_P): Ditto.
2632 (VINT_REGNO_P): Ditto.
2633 (VLOGICAL_REGNO_P): Ditto.
2634 (VSX_VECTOR_MODE): Ditto.
2635 (VSX_SCALAR_MODE): Ditto.
2637 (VSX_MOVE_MODE): Ditto.
2638 (VSX_REG_CLASS_P): Ditto.
2639 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2641 (UNITS_PER_SIMD_WORD): Add VSX support.
2642 (MODES_TIEABLE_P): Ditto.
2643 (STARTING_FRAME_OFFSET): Ditto.
2644 (STACK_DYNAMIC_OFFSET): Ditto.
2645 (EPILOGUE_USES): Ditto.
2646 (REGNO_REG_CLASS): Move to array lookup.
2647 (CLASS_MAX_NREGS): Ditto.
2648 (rs6000_vector_reg_class): Add declaration.
2649 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2650 overlap with the floating point and Altivec registers.
2652 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2654 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2655 give the appropriate asm switches if -mcpu=native.
2656 (host_detect_local_cpu): Add support for "asm".
2657 (host_detect_local_cpu): Follow GNU code guidelines for name.
2659 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2660 -mbit-word to a variable instead of being a target mask.
2662 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2663 emit the lwsync instruction instead of emitting the instruction as
2664 an integer constant.
2666 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2667 fixuns_trundfsi2, move expander into rs6000.md.
2669 * config/rs6000/rs6000.md (cpu): Add power7.
2670 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2671 (logical predicate patterns): Change the single instruction
2672 primitives that set CR0 to be fast_compare instead of compare.
2674 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2675 (popcntddi2): Ditto.
2676 (popcount<mode>): Ditto.
2677 (floating multiply/add insns): Name the floating point
2679 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2680 (isel_unsigned_<mode>): Ditto.
2681 (fixuns_trundfsi2): Move expander here from spe.md.
2682 (smindi3): Define if we have -misel on 64-bit systems.
2687 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2689 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2691 * config/avr/avr.c (avr_current_device): New variable.
2692 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2693 (avr_arch, mcu_type_s): Move to avr.h.
2694 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2695 default_data_section_start fields.
2696 (avr_arch): Moved from avr.c.
2697 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2698 library_name fields.
2699 (avr_current_device, avr_mcu_types, avr_arch_types,
2700 avr_device_to_arch, avr_device_to_data_start,
2701 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2702 (EXTRA_SPEC_FUNCTIONS): Define.
2703 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2704 options mapping. Use device_to_arch and device_to_data_start insted.
2705 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2706 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2707 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2708 * config/avr/driver-avr.c: New file.
2709 * config/avr/avr-devices.c: New file.
2711 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2713 * var-tracking.c (unshare_variable): Force initialized to
2714 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2715 (set_variable_part): Likewise.
2716 (struct variable_union_info): Remove pos_src field.
2717 (vui_vec, vui_allocated): New variables.
2718 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2719 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2720 == 1 use a simpler sorting algorithm. Compute pos field right
2721 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2722 Avoid quadratic comparison if !flag_var_tracking_uninit.
2723 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2724 unshare_variable unconditionally.
2725 (dataflow_set_different_2): Removed.
2726 (dataflow_set_different): Don't traverse second hash table.
2727 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2728 unconditionally to var_reg_set or var_mem_set.
2729 (emit_notes_in_bb): Likewise.
2730 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2732 (emit_note_insn_var_location): Don't set initialized to
2733 VAR_INIT_STATUS_INITIALIZED early.
2734 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2736 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2738 * tree-object-size.c (addr_object_size): Instead of checking
2739 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2740 are no FIELD_DECLs following it.
2742 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2744 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2745 order to match bswaps with signed source operands.
2747 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2749 * sdbout.c (sdbout_one_type): Fix braces in switch.
2751 2009-06-23 Richard Guenther <rguenther@suse.de>
2753 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2755 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2756 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2757 var_callused, callused_tree, var_storedanything, storedanything_tree,
2758 var_integer, integer_tree): Remove global variables.
2759 (new_var_info): Do not pass new id, append the new var to the
2760 global variable vector.
2761 (do_ds_constraint): Use is_global_var member of the variable-info.
2762 (new_scalar_tmp_constraint_exp): Adjust.
2763 (create_function_info_for): Likewise.
2764 (create_variable_info_for): Likewise.
2765 (find_what_var_points_to): Remove dead code.
2766 (init_base_vars): Simplify.
2767 (compute_points_to_sets): Adjust.
2769 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2771 * combine.c (try_combine): Dump information about the insns we're
2774 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2776 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2777 check when calling force_to_mode on TRUNCATE's operand.
2779 2009-06-22 Ian Lance Taylor <iant@google.com>
2781 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2783 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2785 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2787 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2789 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2790 override library linkage flags such as -static-libgcc or
2793 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2795 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2797 2009-06-22 Ian Lance Taylor <iant@google.com>
2799 * config/linux.opt: Put mglibc ahead of muclibc.
2801 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2802 for duplicate decls.
2804 2009-06-22 Matthias Klose <doko@ubuntu.com>
2806 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2808 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2811 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2812 instead of NULL if a parser error occurs.
2814 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2816 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2817 non-DWARF2_DEBUGGING_INFO version.
2819 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2821 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2822 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2824 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2825 (LIBGCC2_TF_CEXT): Define.
2828 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2831 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2833 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2835 * config/arm/arm.c (arm_override_options): Disable
2836 -mcaller-super-interworking and -mcallee-super-interworking.
2837 * doc/invoke.texi (ARM Options): Document this.
2839 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2841 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2842 * config/arm/constraints.md (j): New constraint for movw operands.
2843 (N): Remove thumb2 meaning.
2844 * config/arm/arm.md (*arm_movw): Delete.
2845 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2846 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2847 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2849 2009-06-22 Martin Jambor <mjambor@suse.cz>
2851 PR tree-optimization/40492
2852 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2853 build_ref_for_offset.
2855 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2857 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2858 JUMP_TABLE_DATA_P predicates where applicable.
2859 * auto-inc-dec.c: Ditto.
2860 * builtins.c: Ditto.
2861 * caller-save.c: Ditto.
2863 * cfgcleanup.c: Ditto.
2864 * cfglayout.c: Ditto.
2867 * combine-stack-adj.c: Ditto.
2873 * dwarf2asm.c: Ditto.
2874 * dwarf2out.c: Ditto.
2875 * emit-rtl.c: Ditto.
2881 * function.c: Ditto.
2884 * genpreds.c: Ditto.
2885 * genrecog.c: Ditto.
2887 * ira-costs.c: Ditto.
2888 * ira-lives.c: Ditto.
2891 * lower-subreg.c: Ditto.
2892 * modulo-sched.c: Ditto.
2894 * postreload.c: Ditto.
2895 * print-rtl.c: Ditto.
2904 * sched-vis.c: Ditto.
2906 * sel-sched-ir.c: Ditto.
2907 * simplify-rtx.c: Ditto.
2908 * targhooks.c: Ditto.
2909 * var-tracking.c: Ditto.
2910 * vmsdbgout.c: Ditto.
2912 2009-06-22 Matthias Klose <doko@ubuntu.com>
2914 * Makefile.in (install-plugin): Always use DESTDIR.
2916 2009-06-22 Olivier Hainque <hainque@adacore.com>
2918 * config/pa/pa.c (output_call): Don't optimize post call jumps
2919 into return address adjustments if the call may throw.
2921 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2923 * arm.c (thumb1_output_casesi): New function.
2924 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2925 optimizing for size or PIC.
2926 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2927 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
2928 (casesi): Handle Thumb-1 when optimizing for size or PIC.
2929 (thumb1_casesi_internal_pic): New expand rule.
2930 (thumb1_casesi_dispatch): New pattern.
2931 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
2933 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
2934 in the text seciton when PIC or optimizing for size.
2935 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2936 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
2937 preservation properties of code.
2938 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
2939 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
2940 (__gnu_thumb1_case_si): New function.
2941 * t-arm (LIB1ASMSRC): Define here.
2942 (LIB1ASMFUNCS): Add some common functions.
2943 * t-arm-elf (LIB1ASMSRC): Delete.
2944 (LIB1ASMFUNCS): Append to existing set.
2945 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2946 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2947 * t-symbian (LIB1ASMFUNCS): Likewise.
2948 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2949 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2951 2009-06-21 Richard Guenther <rguenther@suse.de>
2953 PR tree-optimization/38729
2954 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
2955 to loops with a single exit if -fno-expensive-optimizations.
2957 2009-06-21 Jakub Jelinek <jakub@redhat.com>
2959 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
2960 (dataflow_set): Change vars type from htab_t to shared_hash.
2961 (shared_hash_pool, empty_shared_hash): New variables.
2962 (vars_clear): Removed.
2963 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
2964 shared_hash_find_slot_unshare, shared_hash_find_slot,
2965 shared_hash_find_slot_noinsert, shared_hash_find): New
2967 (shared_hash_unshare, shared_hash_destroy): New functions.
2968 (unshare_variable): Unshare set->vars if shared, use
2970 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
2971 (get_init_value, find_src_set_src, dump_dataflow_set,
2972 clobber_variable_part, emit_notes_for_differences): Use
2974 (dataflow_set_init): Remove second argument, set vars to
2975 empty_shared_hash instead of creating a new htab.
2976 (dataflow_set_clear): Call shared_hash_destroy and set vars
2977 to empty_shared_hash instead of calling vars_clear.
2978 (dataflow_set_copy): Don't call vars_copy, instead just share
2979 the src htab with dst.
2980 (variable_union): Use shared_hash_*, use initially NO_INSERT
2981 lookup if set->vars is shared. Don't keep slot cleared before
2982 calling unshare_variable. Unshare set->vars if needed.
2983 Even ->refcount == 1 vars must be unshared if set->vars is shared
2984 and var needs to be modified.
2985 (variable_canonicalize): New function.
2986 (dataflow_set_union): If dst->vars is empty, just share src->vars
2987 with dst->vars and traverse with variable_canonicalize to canonicalize
2988 and unshare what is needed.
2989 (dataflow_set_different): If old_set and new_set use the same shared
2990 htab, they aren't different. If number of htab elements is different,
2991 htabs are different. Use shared_hash_*.
2992 (dataflow_set_destroy): Call shared_hash_destroy instead of
2994 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
2995 second argument to dataflow_set_init.
2996 (vt_initialize): Likewise. Initialize shared_hash_pool and
2997 empty_shared_hash, move bb in/out initialization afterwards.
2998 Use variable_htab_free instead of NULL as changed_variables del hook.
2999 (variable_was_changed): Change type of second argument to pointer to
3000 dataflow_set. When inserting var into changed_variables, bump
3001 refcount. Unshare set->vars if set is shared htab and slot needs to
3003 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
3004 lookup if set->vars is shared. Unshare set->vars if needed.
3005 Even ->refcount == 1 vars must be unshared if set->vars is shared
3006 and var needs to be modified. Adjust variable_was_changed caller.
3007 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
3008 vars must be unshared if set->vars is shared and var needs to be
3009 modified. Adjust variable_was_changed caller.
3010 (emit_note_insn_var_location): Don't pool_free var.
3011 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
3013 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
3014 free_alloc_pool on shared_hash_pool.
3016 2009-06-20 Anthony Green <green@moxielogic.com>
3018 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
3019 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
3021 2009-06-20 Richard Guenther <rguenther@suse.de>
3023 * tree-ssa-structalias.c (find_func_aliases): For memset use
3024 a constraint from NULL if we memset to zero.
3025 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
3026 we explicitly handle that do not read from memory.
3027 (call_may_clobber_ref_p_1): Properly handle builtins that may
3030 2009-06-20 Richard Guenther <rguenther@suse.de>
3032 PR tree-optimization/40495
3033 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3034 (new_scalar_tmp_constraint_exp): New function.
3035 (process_constraint): Do not create temporary decls.
3036 (process_all_all_constraints): Likewise.
3037 (handle_const_call): Likewise.
3038 (create_function_info_for): Do not set decl.
3040 2009-06-19 Ian Lance Taylor <iant@google.com>
3042 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
3043 (rs6000_attribute_table): Make static; move before use.
3045 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
3047 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
3048 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3049 Propagate the TREE_READONLY flag without overwriting it.
3050 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3051 Propagate the TREE_READONLY flag onto the result.
3052 (process_call_operands): Move around. Use correct constant value.
3054 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3057 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3058 * config/arm/arm.md: Likewise.
3060 2009-06-19 Ian Lance Taylor <iant@google.com>
3062 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3063 to GIMPLE_ERROR_MARK.
3065 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3066 op2_original_type parameters. Warn about using different enum types.
3067 * c-parser.c (c_parser_conditional_expression): Pass original
3068 types to build_conditional_expr.
3069 * c-tree.h (build_conditional_expr): Update declaration.
3071 2009-06-19 Ian Lance Taylor <iant@google.com>
3073 * config/i386/i386.c (ix86_function_specific_save): Test that
3074 fields match values, rather than testing the values are in a
3077 2009-06-19 Richard Guenther <rguenther@suse.de>
3079 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3081 (ptr_derefs_may_alias_p): Likewise.
3082 (ptr_deref_may_alias_ref_p_1): New function.
3083 (ptr_deref_may_alias_ref_p): Likewise.
3084 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3085 covered by looking at the ESCAPED solution.
3086 (call_may_clobber_ref_p_1): Likewise.
3087 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3088 Handle NULL_TREE offset. Do not produce redundant constraints.
3089 (process_all_all_constraints): New helper function.
3090 (do_structure_copy): Use it.
3091 (handle_lhs_call): Likewise.
3092 (find_func_aliases): Handle some builtins with pointer arguments
3093 and/or return values explicitly.
3095 2009-06-19 Ian Lance Taylor <iant@google.com>
3097 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3099 2009-06-19 Ian Lance Taylor <iant@google.com>
3101 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3103 2009-06-19 Ian Lance Taylor <iant@google.com>
3105 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
3106 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
3109 * c-decl.c (finish_decl): If -Wc++-compat, warn about
3110 uninitialized const.
3112 2009-06-19 Ian Lance Taylor <iant@google.com>
3114 * dse.c (struct store_info): Rename bitmap field to bmap. Change
3117 * c-decl.c (in_struct, struct_types): Remove.
3118 (struct c_binding): Add in_struct field.
3119 (c_binding_ptr): Define type, along with VEC.
3120 (struct c_struct_parse_info): Define.
3121 (struct_parse_info): New static variable.
3122 (bind): Initialize in_struct field.
3123 (start_struct): Remove enclosing_in_struct and
3124 enclosing_struct_types parameters. Add
3125 enclosing_struct_parse_info parameter. Change all callers. Set
3126 struct_parse_info rather than in_struct and struct_types.
3127 (grokfield): If -Wc++-compat and there is a symbol binding for the
3128 field name, set the in_struct flag and push it on the
3129 struct_parse_info->fields vector.
3130 (warn_cxx_compat_finish_struct): New static function.
3131 (finish_struct): Remove enclosing_in_struct and
3132 enclosing_struct_types parameters. Add
3133 enclosing_struct_parse_info parameter. Change all callers. Don't
3134 set C_TYPE_DEFINED_IN_STRUCT here. Call
3135 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
3136 parameter. Only push on struct_types if warn_cxx_compat.
3137 (finish_enum): Only push on struct_types if warn_cxx_compat.
3138 (declspecs_add_type): Add loc parameter. Change all callers.
3139 Change all error calls to error_at. Pass loc, not input_location,
3140 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
3141 defined in a struct. If -Wc++-compat and parsing a struct, record
3142 that a typedef name was used.
3143 * c-parser.c (c_parser_declspecs): Get location to pass to
3145 (c_parser_struct_or_union_specifier): Update calls to start_struct
3147 * c-tree.h (struct c_struct_parse_info): Declare.
3148 (finish_struct, start_struct): Update declarations.
3149 (declspecs_add_type): Update declaration.
3151 2009-06-19 Ian Lance Taylor <iant@google.com>
3153 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
3154 variable with an anonymous type.
3156 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3158 * see.c: Remove for real.
3160 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3162 * optabs.h (enum optab_index): Add new OTI_significand.
3163 (significand_optab): Define corresponding macro.
3164 * optabs.c (init_optabs): Initialize significand_optab.
3165 * genopinit.c (optabs): Implement significand_optab using
3166 significand?f2 patterns.
3167 * builtins.c (expand_builtin_mathfn): Handle
3168 BUILT_IN_SIGNIFICAND{,F,L}.
3169 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
3170 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
3172 * config/i386/i386.md (significandxf2, significand<mode>2): New
3173 expanders to implement significandf, significand and significandl
3174 built-ins as inline x87 intrinsics.
3176 2009-06-18 Anatoly Sokolov <aesok@post.ru>
3178 * config/avr/avr.c (avr_override_options): Remove setting value of
3179 PARAM_INLINE_CALL_COST.
3181 2009-06-18 Richard Henderson <rth@redhat.com>
3184 * tree-pass.h (TDF_ASMNAME): New.
3185 * tree-dump.c (dump_options): Add asmname.
3186 * doc/invoke.texi: Document it.
3188 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
3189 (dump_decl_name): ...here.
3190 (dump_function_name): New flags arg; mind TDF_ASMNAME.
3191 (dump_generic_node): Update dump_function_name calls.
3192 (print_call_name): New flags arg; update all dump calls.
3193 * diagnostic.h (print_call_name): Update.
3194 * gimple-pretty-print.c (dump_gimple_call): Update.
3196 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
3199 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
3201 2009-06-18 Diego Novillo <dnovillo@google.com>
3203 * doc/plugins.texi: Document plugin_is_GPL_compatible.
3204 * plugin.c (str_license): Declare.
3205 (try_init_one_plugin): Assert that the symbol
3206 'plugin_is_GPL_compatible' exists.
3208 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
3211 * Makefile.in (OBJS-common): Remove see.o.
3213 * common.opt (fsee): Mark as preserved for backward compatibility.
3214 * opts.c (common_handle_option): Add OPT_fsee to the backward
3215 compatibility section.
3216 * passes.c (init_optimization_passes, pass_see): Remove pass.
3217 * timevar.def (TV_SEE): Remove.
3218 * tree-pass.h (pass_see): Remove declaration.
3219 * doc/invoke.texi (-fsee): Remove documentation.
3221 2009-06-18 Martin Jambor <mjambor@suse.cz>
3223 * tree-sra.c: Include statistics.h
3224 (sra_stats): New variable.
3225 (sra_initialize): Clear sra_stats.
3226 (create_access_replacement): Increment sra_stats.replacements.
3227 (get_access_replacement): Do not return twice.
3228 (analyze_all_variable_accesses): Increment statistics counter by the
3229 number of scalarized aggregates.
3230 (generate_subtree_copies): Increment sra_stats.subtree_copies.
3231 (sra_modify_expr): Increment sra_stats.exprs.
3232 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
3233 (sra_modify_assign): Increment sra_stats.exprs,
3234 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
3235 (perform_intra_sra): Update statistics counters.
3236 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
3238 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3240 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
3241 (arm_scalar_mode_supported_p): New function.
3243 2009-06-18 Paul Brook <paul@codesourcery.com>
3244 Sandra Loosemore <sandra@codesourcery.com>
3246 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
3247 (__extendhfsf2, __truncsfhf2): Define.
3248 * config/arm/fp16.c: New file.
3249 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3250 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3252 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3254 * doc/extend.texi (Half-Precision): New section.
3255 * doc/invoke.texi (Option Summary): List -mfp16-format.
3256 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
3257 * config/arm/arm.opt (mfp16-format=): New.
3258 * config/arm/arm.c: Include intl.h.
3259 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
3260 (TARGET_INVALID_RETURN_TYPE): Redefine.
3261 (TARGET_PROMOTED_TYPE): Redefine.
3262 (TARGET_CONVERT_TO_TYPE): Redefine.
3263 (arm_fp16_format): Define.
3264 (all_fpus): Add entry for neon-fp16.
3265 (fp_model_for_fpu): Likewise.
3266 (struct fp16_format): Declare.
3267 (all_fp16_formats): Define.
3268 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
3270 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
3272 (arm_legitimate_index_p): Treat HFmode like HImode.
3273 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3274 (coproc_secondary_reload_class): Special-case HFmode.
3275 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3276 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3277 (arm_init_fp16_builtins): New.
3278 (arm_init_builtins): Call it.
3279 (arm_invalid_parameter_type): New.
3280 (arm_invalid_return_type): New.
3281 (arm_promoted_type): New.
3282 (arm_convert_to_type).
3283 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3285 (arm_emit_fp16_const): New function.
3286 (arm_mangle_type): Mangle __fp16 as "Dh".
3287 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3289 (TARGET_NEON_FP16): New.
3290 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3291 (enum fputype): Add FPUTYPE_NEON_FP16.
3292 (enum arm_fp16_format_type): Declare.
3293 (arm_fp16_format): Declare.
3294 (LARGEST_EXPONENT_IS_NORMAL): Define.
3295 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3296 * config/arm/arm-modes.def (HFmode): Define.
3297 * config/arm/vfp.md: (*movhf_vfp): New.
3300 * config/arm/arm.md: (fpu): Add neon_fp16.
3301 (floatsihf2, floatdihf2): New.
3302 (fix_trunchfsi2, fix_trunchfdi2): New.
3306 (*arm32_movhf): New.
3307 (*thumb1_movhf): New.
3308 (consttable_2): Add check for HFmode constants.
3309 (consttable_4): Handle HFmode constants.
3311 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3313 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3315 2009-06-17 Olivier Hainque <hainque@adacore.com>
3317 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3318 const char ** conversion in AIX specific section.
3320 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3322 * config/i386/i386.c (ix86_special_builtin_type): Remove
3323 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3324 (bdesc_special_args): Updated.
3325 (ix86_init_mmx_sse_builtins): Likewise.
3326 (ix86_expand_special_args_builtin): Likewise.
3328 2009-06-17 Richard Henderson <rth@redhat.com>
3330 * tree-pretty-print.c (maybe_dump_asm_name): New.
3331 (dump_decl_name): Use it.
3332 (PRINT_FUNCTION_NAME): Merge into...
3333 (dump_function_name): ... here. Use maybe_dump_asm_name.
3335 2009-06-17 Cary Coutant <ccoutant@google.com>
3337 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3339 * debug.c (struct gcc_debug_hooks): Change placeholder for
3341 (debug_nothing_int_charstar_int): Replaced by...
3342 (debug_nothing_int_charstar_int_bool): ...this.
3343 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3344 source_line prototype.
3345 (debug_nothing_int_charstar_int): Replaced by...
3346 (debug_nothing_int_charstar_int_bool): ...this.
3347 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3348 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3349 Output is_stmt operand when necessary.
3350 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3351 (notice_source_line): Add is_stmt parameter.
3352 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3353 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3355 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3356 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3358 2009-06-17 Ian Lance Taylor <iant@google.com>
3360 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3362 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3365 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3367 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3368 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3369 tree_strip_sign_nop_conversions and
3370 tree_ssa_strip_useless_type_conversions rather than stripping
3371 the operations here.
3372 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3374 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3375 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3376 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3377 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3380 2009-06-17 Michael Eager <eager@eagercon.com>
3382 * config/rs6000/constraints.md (register_constraint "d"): New.
3383 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3384 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3385 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3386 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3387 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3388 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3389 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3390 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3391 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3392 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3394 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3395 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3396 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3397 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3398 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3399 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3400 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3401 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3402 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3403 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3404 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3405 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3406 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3407 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3409 2009-06-16 Ian Lance Taylor <iant@google.com>
3411 * profile.c (total_num_never_executed): Don't define.
3412 (compute_branch_probabilities): Don't count or print
3414 (init_branch_prob): Don't set total_num_never_executed.
3415 (end_branch_prob): Don't print total_num_never_executed.
3417 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3419 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3421 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3423 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3424 (nabstd2_fpr): Same.
3426 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3428 * expr.c (expand_assignment): Change complex type check.
3430 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3432 * doc/plugins.texi (Building GCC plugins): Added new section.
3434 2009-06-17 Ian Lance Taylor <iant@google.com>
3436 * c-pch.c (get_ident): Don't set size of templ array.
3437 (pch_init): Don't set size of partial_pch array.
3439 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3440 string constant to intialize an array whose size is the length of
3443 2009-06-17 Richard Guenther <rguenther@suse.de>
3445 PR tree-optimization/40389
3446 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3447 to addressable types.
3448 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3450 2009-06-17 Richard Guenther <rguenther@suse.de>
3453 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3454 if there is no evolution of left in the loop bail out.
3455 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3456 chrec_fold_multiply.
3458 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3459 Janis Johnson <janis187@us.ibm.com>
3462 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3463 for the symbol ref of a constant that is the source of a move
3464 - nor for any other not-obvious-label-ref constants.
3466 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3468 * plugin.c (position_pass): Skip newly inserted pass during list
3469 traversal to avoid repeated insertion.
3471 2009-06-16 Ian Lance Taylor <iant@google.com>
3473 * vec.h (VEC_stack_alloc): Define different version if
3474 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3475 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3476 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3477 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3479 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3481 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3483 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3484 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3485 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3486 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3487 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3488 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3489 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3490 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3491 __builtin_ia32_rdtscp.
3492 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3493 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3494 and __builtin_ia32_rorhi.
3495 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3496 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3497 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3498 (ix86_expand_args_builtin): Likewise.
3499 (ix86_expand_special_args_builtin): Likewise.
3501 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3502 (UNSPECV_RDTSC): Likewise.
3503 (UNSPECV_RDPMC): Likewise.
3504 (*bsr): Renamed to ...
3506 (*bsr_rex64): Renamed to ...
3510 (*rdpmc_rex64): Likewise.
3513 (*rdtsc_rex64): Likewise.
3515 (*rdtscp): Likewise.
3516 (*rdtscp_rex64): Likewise.
3518 * config/i386/ia32intrin.h: New.
3520 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3522 2009-06-16 Ian Lance Taylor <iant@google.com>
3524 * ira-build.c (copy_info_to_removed_store_destinations):
3525 Initialize parent_a.
3527 2009-06-16 Ian Lance Taylor <iant@google.com>
3529 * c-decl.c (grokdeclarator): Change size_varies to bool.
3531 2009-06-16 Ian Lance Taylor <iant@google.com>
3533 * sel-sched.c: Make forward declarations of move_op_hooks and
3534 fur_hooks explicitly extern.
3536 2009-06-16 Ian Lance Taylor <iant@google.com>
3538 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3539 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3541 2009-06-16 Ian Lance Taylor <iant@google.com>
3543 * resource.c (mark_referenced_resources): Change
3544 include_delayed_effects parameter to bool. Change all callers.
3545 (mark_end_of_function_resources): Likewise.
3546 * reorg.c (insn_references_resource_p): Likewise.
3547 (insn_sets_resource_p): Likewise.
3548 * resource.h (mark_referenced_resources): Update declaration.
3549 (mark_end_of_function_resources): Update declaration.
3551 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3553 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3555 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3557 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3558 GCC can bootstrap on AIX with GNU Binutils 2.20.
3560 2009-06-16 Ian Lance Taylor <iant@google.com>
3562 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3564 2009-06-16 Ian Lance Taylor <iant@google.com>
3566 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3567 inline, not extern inline.
3568 (exact_log2): Likewise.
3569 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3571 (exact_log2): Likewise, but don't test CTZ_HWI.
3573 2009-06-16 Ian Lance Taylor <iant@google.com>
3575 * bitmap.c (bitmap_clear): Don't declare as inline.
3576 * gimple.c (gimplify_assign): Likewise.
3577 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3578 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3579 (sched_scan_info): Remove duplicate definition.
3581 2009-06-16 Ian Lance Taylor <iant@google.com>
3583 * c-common.c (skip_evaluation): Don't define.
3584 (c_inhibit_evaluation_warnings): Define global variable.
3585 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3586 than skip_evaluation.
3587 (convert_and_check, warn_for_div_by_zero): Likewise.
3588 * c-common.h (skip_evaluation): Don't declare.
3589 (c_inhibit_evaluation_warnings): Declare.
3590 * c-parser.c (c_parser_typeof_specifier): Set
3591 c_inhibit_evaluation_warnings rather than skip_evaluation.
3592 (c_parser_conditional_expression): Likewise.
3593 (c_parser_binary_expression): Likewise.
3594 (c_parser_sizeof_expression): Likewise.
3595 (c_parser_alignof_expression): Likewise.
3596 * c-typeck.c (build_indirect_ref): Check
3597 c_inhibit_evaluation_warnings rather than skip_evaluation.
3598 (build_conditional_expr, build_binary_op): Likewise.
3600 2009-06-16 Richard Guenther <rguenther@suse.de>
3602 * tree-ssa-alias.c (is_escape_site): Remove.
3603 * tree-ssa-alias.h (enum escape_type): Remove.
3604 (is_escape_site): Likewise.
3605 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3606 via casts and asms without deferring to is_escape_site.
3608 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3611 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3612 use gen_lowpart if op0 has complex mode.
3614 2009-06-16 Richard Guenther <rguenther@suse.de>
3616 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3617 variables add them to ESCAPED.
3618 (find_func_aliases): Do not make all indirectly stored values escaped.
3620 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3622 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3625 2009-06-16 Martin Jambor <mjambor@suse.cz>
3627 PR tree-optimization/40432
3628 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3629 check whether we need to force gimple register operand.
3631 2009-06-16 Martin Jambor <mjambor@suse.cz>
3633 PR tree-optimization/40413
3634 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3635 build_ref_for_offset.
3636 (propagate_subacesses_accross_link): Fix a typo in a comment.
3638 2009-06-16 Ira Rosen <irar@il.ibm.com>
3640 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3641 with additional parameter.
3642 * tree-vectorizer.h (enum vect_def_type): Add new value
3644 (enum vect_relevant): Add comments.
3645 (vect_is_simple_reduction): Add new argument.
3646 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3647 Detect nested cycles.
3648 (vect_is_simple_reduction): Update documentation, add an argument to
3649 distinguish inner-loop reduction from nested cycle, detect nested
3650 cycles, fix printings and indentation, don't swap operands in case
3652 (get_initial_def_for_reduction): Handle subtraction.
3653 (vect_create_epilog_for_reduction): Add new argument to specify
3655 (vect_finalize_reduction): Handle subtraction, fix comments.
3656 (vectorizable_reduction): Handle nested cycles. In case of nested
3657 cycle keep track of the reduction variable position. Call
3658 vect_is_simple_reduction with additional parameter. Use original
3659 statement code in reduction epilogue for nested cycle. Call
3660 vect_create_epilog_for_reduction with additional parameter.
3661 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3662 inner-loop vectorization.
3663 (vect_recog_widen_sum_pattern): Likewise.
3664 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3666 (vect_mark_stmts_to_be_vectorized): Likewise.
3667 (vect_get_vec_def_for_operand): Handle nested cycles.
3669 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3671 * doc/invoke.texi (Debugging Options): Fix option index entries
3672 for -fdump-statistics, -frandom-seed add entries for
3673 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3674 (FRV Options): Fix entries for -mTLS, -mtls.
3675 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3676 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3677 (M68hc1x Options): Fix @itemx for -mnominmax.
3678 (MCore Options): Fix entry for -mno-lsim.
3679 (MMIX Options): Fix entry for -mabi=mmixware.
3680 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3682 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3684 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3685 Mention the plugin mode of gengtype.
3686 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3687 * gengtype.c: Updated copyright.
3688 (plugin_files, nb_plugin_files) Added new static variables.
3689 (measure_input_list) Care about plugin_files.
3690 (write_rtx_next): Added early return in plugin mode.
3691 (create_file): Updated copyright year in generated file. Added
3693 (oprintf): Added early return if NULL outf.
3694 (get_output_file_with_visibility): Care of plugin_files.
3695 (get_output_file_name): May return null.
3696 (write_local): Added early return.
3697 (put_mangled_filename): Ditto.
3698 (finish_root_table): Added check for base_files.
3699 (write_roots): Care about null when plugins.
3700 (main): Added plugin mode.
3702 2009-06-15 Ian Lance Taylor <iant@google.com>
3704 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3705 * gcov.c (read_count_file): Add braces around variables declared
3708 * c.opt (Wjump-misses-init): New warning.
3709 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3710 -Wall and -Wc++-compat if not already set.
3711 (c_common_post_options): Clear warn_jump_misses_init if it was not
3713 * c-decl.c (struct c_binding): Change type field to a union with
3714 new label field. Make it the first field in the struct. Update
3715 references to type to use u.type instead.
3716 (struct c_spot_bindings): Define.
3717 (struct c_goto_bindings): Define.
3718 (c_goto_bindings_p): Define, along with VECs.
3719 (struct c_label_vars): Define.
3720 (struct c_scope): Add has_label_bindings field.
3721 (bind_label, set_spot_bindings): New static functions.
3722 (decl_jump_unsafe, update_spot_bindings): New static functions.
3723 (update_label_decls): New static function.
3724 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3725 Update binding u.label field to shadowed field.
3726 (c_binding_start_stmt_expr): New function.
3727 (c_binding_end_stmt_expr): New function.
3728 (pushdecl): Don't call c_begin_vm_scope.
3729 (make_label): Add defining and p_label_vars parameters. Change
3731 (lookup_label): Correct test for whether a label has not yet been
3732 defined. Call bind_label rather than bind.
3733 (warn_about_goto): New static function.
3734 (lookup_label_for_goto): New function.
3735 (declare_label): Call bind_label rather than bind.
3736 (check_earlier_gotos): New static function.
3737 (define_label): Don't give errors about jumping into statement
3738 expressions or scopes of variably modified types. Call
3739 set_spot_bindings and check_earlier_gotos. Call bind_label
3740 instead of bind. Don't set label_context_stack_se or
3741 label_context_stack_vm.
3742 (c_get_switch_bindings): New function.
3743 (c_release_switch_bindings): New function.
3744 (c_check_switch_jump_warnings): New function.
3745 (start_function): Don't set label_context_stack_se or
3746 label_context_stack_vm.
3747 (finish_function): Likewise.
3748 * c-typeck.c (label_context_stack_se): Don't define.
3749 (label_context_stack_vm): Don't define.
3750 (c_finish_goto_label): Call lookup_label_for_goto rather than
3751 lookup_label. Don't give errors about jumping into a statement
3752 expression or the scope of a variably modified type. Don't set
3753 label_context_stack_se or label_context_stack_vm.
3754 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3755 fields. Add bindings field.
3756 (c_start_case): Don't set deleted fields. Set bindings field.
3757 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3758 or blocked_vm. Call c_check_switch_jump_warnings.
3759 (c_finish_case): Don't test blocked_stmt_expr field. Call
3760 c_release_switch_bindings.
3761 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3762 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3763 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3764 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3765 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3766 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3767 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3768 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3769 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3770 (C_DECL_UNJUMPABLE_VM): Don't define.
3771 (C_DECL_UNDEFINABLE_VM): Don't define.
3772 (struct c_label_list): Don't define.
3773 (struct c_label_context_se): Don't define.
3774 (struct c_label_context_vm): Don't define.
3775 (struct c_spot_bindings): Declare.
3776 (c_bindings_start_stmt_expr): Declare.
3777 (c_bindings_end_stmt_expr): Declare.
3778 (lookup_label_for_goto): Declare.
3779 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3780 (c_check_switch_jump_warnings): Declare.
3781 (label_context_stack_se, label_context_stack_vm): Don't declare.
3782 (c_finish_goto_label): Update declaration.
3783 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3784 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3785 (Warning Options): Document -Wjump-misses-init.
3787 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3789 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3792 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3794 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3796 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3798 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3800 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3802 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3804 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3806 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3807 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3808 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3809 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3810 * dwarf2asm.c (dw2_force_const_mem): Update call to
3812 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3813 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3814 * langhooks.c (lhd_comdat_group): Remove.
3815 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3816 * tree.h (DECL_COMDAT_GROUP): New.
3817 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3818 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3819 (make_decl_one_only): Change signature.
3820 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3822 (make_decl_one_only): Change signature.
3823 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3825 2009-06-15 Richard Guenther <rguenther@suse.de>
3828 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3830 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3832 * tree-ssa-math-opts.c: Remove extra divide.
3834 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3836 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3838 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3840 * passes.c: Add bswap pass.
3841 * tree-pass.h: Add pass_optimize_bswap declaration.
3842 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3843 Include rtl.h, expr.h and optabs.h for optab_handler check.
3844 (struct symbolic_number, pass_optimize_bswap): New definition.
3845 (do_shift_rotate, verify_symbolic_number_p): New functions.
3846 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3847 (gate_optimize_bswap): New function.
3848 * tree.c (widest_int_cst_value): New function.
3849 * tree.h (widest_int_cst_value): Prototype added.
3851 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3853 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3854 REG_EQUAL/REG_EQUIV notes.
3856 2009-06-14 Richard Guenther <rguenther@suse.de>
3859 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3860 has its address taken if NRV was applied and it is addressable.
3861 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3862 function split out from ...
3863 (get_constraint_for_1): ... here.
3864 (handle_rhs_call): Use it to mark the return slot escaped if
3865 it is addressable and NRV was applied.
3867 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3869 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3870 Change first argument type to location_t.
3871 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3872 Do not set input_location.
3873 Use loc instead of input_location throughout.
3875 2009-06-13 Richard Guenther <rguenther@suse.de>
3877 PR tree-optimization/40421
3878 * tree-predcom.c (should_unroll_loop_p): Remove.
3879 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3881 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3883 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3884 Add location argument.
3886 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3888 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3890 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3891 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3892 * config/spu/spu-protos.h: Add location to
3893 spu_resolve_overloaded_builtin.
3894 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3895 spu_build_builtin_va_list.
3896 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3897 argument. Pass location to build_function_call_vec.
3898 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3900 (emit_fpu_switch): Same.
3901 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3902 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3903 to build_decl and create_artificial_label.
3904 (xtensa_gimplify_va_arg_expr): Same.
3905 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3906 (xstormy16_gimplify_va_arg_expr): Same.
3907 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3908 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3909 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3910 (mips16_build_function_stub): Same.
3911 (mips16_build_call_stub): Same.
3913 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3916 * arm/constraints.md (Pa, Pb): New constraints.
3917 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3918 split pattern to deal with them.
3920 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3922 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3923 fix index entry for -Xpreprocessor.
3925 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3927 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3928 Add location argument to build_decl call.
3929 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
3930 (rs6000_init_builtins): Same.
3931 (spe_init_builtins): Same.
3932 (rs6000_gimplify_va_arg): Add location argument to
3933 create_artificial_label call.
3935 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
3937 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
3938 * combine-stack-adj.c (pass_stack_adjustments): Use it.
3939 * Makefile.in: Fix GGC dependency for gcse.o.
3941 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3943 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
3944 * gimple-pretty-print.c (dump_gimple_stmt): Same.
3945 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
3947 * c-parser.c (c_parser_binary_expression): Use current column while
3948 building binary operations.
3949 * common.opt (fshow-column): Enable by default.
3950 * tree-vrp.c (check_array_ref): Use warning_at.
3951 (check_array_bounds): Use location from call back if expr has no
3953 * tree.h: Add location argument to maybe_fold_*.
3954 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
3955 (maybe_fold_offset_to_array_ref): Add location argument and use it.
3956 (maybe_fold_offset_to_component_ref): Same.
3957 (maybe_fold_offset_to_reference): Same.
3958 (maybe_fold_offset_to_address): Same.
3959 (maybe_fold_stmt_indirect): Same.
3960 (maybe_fold_stmt_addition): Same.
3961 (fold_stmt_r): Pass location to maybe_fold_*.
3962 (fold_gimple_assign): Same.
3963 * c-tree.h: Add location argument to finish_decl,
3964 default_function_array_conversion, store_init_value.
3965 * c-decl.c (define_label): Use error_at.
3966 (c_make_fname_decl): Pass location to finish_decl.
3967 (finish_decl): New location argument.
3968 (build_compound_literal): Pass location to store_init_value.
3969 (grokdeclarator): Pass location to finish_decl.
3971 * c-typeck.c (array_to_pointer_conversion): New location argument.
3972 (function_to_pointer_conversion): Same.
3973 (default_function_array_conversion): Same.
3974 (parser_build_unary_op): Pass location to overflow_warning.
3975 (parser_build_binary_op): Same. Use warning_at.
3976 (build_unary_op): Pass location to array_to_pointer_conversion.
3977 (build_c_cast): Pass location to digest_init.
3978 (build_modify_expr): New location argument.
3979 (convert_for_assignment): Same.
3980 (store_init_value): Same.
3981 (digest_init): Same.
3982 (output_init_element): Pass location to digest_init and
3983 array_to_pointer_conversion.
3984 (c_finish_return): Pass location to convert_for_assignment.
3985 * gimplify.c (gimplify_conversion): Pass location to
3986 maybe_fold_offset_to_address.
3987 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
3988 to maybe_fold_stmt_addition.
3989 * c-omp.c (c_finish_omp_atomic): Pass new location to
3991 (c_finish_omp_for): Same.
3992 * c-common.c (overflow_warning): New argument.
3993 * c-common.h: New argument to build_modify_expr, overflow_warning.
3994 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
3996 (c_parser_initializer): Pass location to
3997 default_function_array_conversion.
3998 (c_parser_initelt): Same.
3999 (c_parser_initval): Same.
4000 (c_parser_asm_operands): Same.
4001 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
4002 (c_parser_conditional_expression): Same.
4003 (c_parser_binary_expression): Add location info to stack. Use it.
4004 (c_parser_unary_expression): Pass location to
4005 default_function_array_conversion, parser_build_unary_op,
4006 build_indirect_ref, c_parser_postfix_expression_after_primary.
4007 (c_parser_postfix_expression_after_primary): New location argument.
4009 (c_parser_expression_conv): Pass location to
4010 default_function_array_conversion.
4011 (c_parser_expr_list): Same.
4012 (c_parser_omp_atomic): Same.
4013 (c_parser_omp_for_loop): Same.
4014 * c-tree.h: (struct c_declarator): Add comment to id_loc.
4015 (build_array_declarator): New argument.
4016 * c-decl.c (build_array_declarator): Add location argument.
4017 (grokdeclarator): Set id_loc for cdk_array.
4018 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
4019 build_array_declarator.
4020 * tree.c (build_omp_clause): Add location argument.
4021 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
4022 (OMP_CLAUSE_LOCATION): New macro.
4023 (struct tree_omp_clause): Add location field.
4024 (build_omp_clause): Add argument.
4025 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
4026 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
4028 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
4029 (cp_parser_omp_clause_collapse): Same.
4030 (cp_parser_omp_clause_default): Same.
4031 (cp_parser_omp_clause_if): Same.
4032 (cp_parser_omp_clause_nowait): Same.
4033 (cp_parser_omp_clause_num_threads): Same.
4034 (cp_parser_omp_clause_ordered): Same.
4035 (cp_parser_omp_clause_schedule): Same.
4036 (cp_parser_omp_clause_untied): Same.
4037 (cp_parser_omp_for_loop): Same.
4038 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4039 * c-tree.h (c_start_case): Add location argument.
4040 (c_process_expr_stmt): Same.
4041 (c_finish_goto_*): Same.
4042 * tree-parloops.c (initialize_reductions): Pass location to
4044 (create_parallel_loop): Same.
4045 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
4046 (gfc_trans_omp_reduction_list): Same.
4047 (gfc_trans_omp_clauses): Same.
4048 (gfc_trans_omp_do): Same.
4049 * c-typeck.c (c_finish_goto_label): Same.
4050 (c_finish_goto_ptr): New location argument.
4051 (c_start_case): Same.
4052 (emit_side_effect_warnings): Same.
4053 (c_process_expr_stmt): Same.
4054 (c_finish_stmt_expr): Same.
4055 (c_finish_omp_clauses): Use error_at instead of error.
4056 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4058 * c-omp.c (c_split_parallel_clauses): New location argument.
4059 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4060 to build_omp_clause.
4061 (convert_local_reference_stmt): Same.
4062 (convert_gimple_call): Same.
4063 * c-common.h (c_split_parallel_clauses): New argument.
4064 * c-parser.c (c_parser_statement_after_labels): Pass location to
4065 c_finish_goto_label.
4066 (c_parser_switch_statement): Pass location to c_start_case.
4067 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4068 and c_process_expr_stmt.
4069 (c_parser_omp_variable_list): Add location argument.
4070 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4071 (c_parser_omp_clause_default): Same.
4072 (c_parser_omp_clause_if): Same.
4073 (c_parser_omp_clause_num_threads): Same.
4074 (-c_parser_omp_clause_ordered): Same.
4075 (c_parser_omp_clause_reduction): Pass location to
4076 c_parser_omp_variable_list.
4077 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4078 (c_parser_omp_clause_untied): Same.
4079 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4080 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4082 * c-tree.h (check_for_loop_decls, undeclared_variable,
4083 build_component_ref, build_array_ref, build_external_ref,
4084 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4085 build_conditional_expr, build_compound_expr, c_cast_expr,
4086 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4087 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4089 * c-semantics.c (build_stmt): Same.
4090 (build_case_label): Same.
4091 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4092 (undeclared_variable): New argument.
4094 (lookup_label): Pass location on down.
4095 (define_label): Same.
4096 (finish_decl): Same.
4097 (build_compound_literal): Same.
4098 (finish_struct): Same.
4099 (finish_function): Do not set location here.
4100 (check_for_loop_decls): New argument.
4101 * tree.c (save_expr): Set location.
4102 (build_empty_stmt): New argument.
4103 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4104 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4105 * builtins.c (gimplify_va_arg_expr): Use locations.
4106 (expand_builtin_sync_operation): Same.
4107 * c-typeck.c (build_component_ref): New argument.
4108 (build_array_ref): Same.
4109 (build_external_ref): Same.
4110 (c_expr_sizeof_expr): Same.
4111 (c_expr_sizeof_type): Same.
4112 (parser_build_unary_op): Same.
4113 (build_conditional_expr): Same.
4114 (build_compound_expr): Pass location on down.
4115 (build_compound_expr): New argument.
4116 (build_c_cast): Same.
4117 (c_cast_expr): Same.
4118 (build_asm_expr): Same.
4119 (c_finish_return): Same.
4120 (c_process_expr_stmt): Pass location on down.
4121 (c_finish_stmt_expr): New argument.
4122 (push_clenaup): Same.
4123 (c_finish_omp_parallel): Same.
4124 (c_finish_omp_task): Same.
4125 * gimplify.c (gimplify_call_expr): Pass location on down.
4126 * c-omp.c (c_finish_omp_master): New argument.
4127 (c_finish_omp_critical): Same.
4128 (c_finish_omp_ordered): Same.
4129 (c_finish_omp_barrier): Same.
4130 (-c_finish_omp_taskwait): Same.
4131 (c_finish_omp_atomic): Same.
4132 (c_finish_omp_flush): Same.
4133 * tree-inline.c (copy_tree_body_r): Pass location on down.
4134 (inline_forbidden_p): Remove use of input_location.
4135 * c-gimplify.c (c_build_bind_expr): New argument.
4136 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
4137 (c_sizeof_or_alignof_type): New argument.
4138 (c_alignof_expr): Same.
4139 (build_va_arg): Same.
4140 (c_add_case_label): Same.
4141 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
4142 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
4143 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
4144 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
4145 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
4146 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
4148 * stub-objc.c (objc_build_selector_expr): Same.
4149 (objc_build_throw_stmt): Same.
4150 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
4151 (c_parser_initelt): Same.
4152 (c_parser_compound_statement): Same.
4153 (c_parser_compound_statement_nostart): Same.
4154 (c_parser_label): Same.
4155 (c_parser_statement_after_labels): Same.
4156 (c_parser_if_body): Same.
4157 (c_parser_else_body): Same.
4158 (c_parser_if_statement): Same.
4159 (c_parser_switch_statement): Same.
4160 (c_parser_while_statement): Same.
4161 (c_parser_do_statement): Same.
4162 (c_parser_for_statement): Same.
4163 (c_parser_asm_statement): Same.
4164 (c_parser_conditional_expression): Same.
4165 (c_parser_binary_expression): Same.
4166 (c_parser_cast_expression): Same.
4167 (c_parser_unary_expression): Same.
4168 (c_parser_sizeof_expression): Same.
4169 (c_parser_alignof_expression): Same.
4170 (c_parser_postfix_expression): Same.
4171 (c_parser_expression): Same.
4172 (c_parser_objc_receiver): Same.
4173 (c_parser_omp_variable_list): Same.
4174 (c_parser_omp_structured_block): Same.
4175 (c_parser_omp_atomic): New argument.
4176 (c_parser_omp_barrier): Same.
4177 (c_parser_omp_critical): Same.
4178 (c_parser_omp_flush): Pass location on down.
4179 (c_parser_omp_for_loop): New argument.
4180 (c_parser_omp_for): Same.
4181 (c_parser_omp_master): Same.
4182 (c_parser_omp_ordered): Same.
4183 (c_parser_omp_sections_scope): Same.
4184 (c_parser_omp_sections): Same.
4185 (c_parser_omp_parallel): Same.
4186 (c_parser_omp_single): Same.
4187 (c_parser_omp_task): Same.
4188 (c_parser_omp_taskwait): Pass location on down.
4189 (c_parser_omp_construct): Same.
4190 (c_parser_omp_threadprivate): Same.
4191 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
4192 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
4193 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
4194 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
4195 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
4196 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
4197 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
4198 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
4199 config/i386/i386.c, stmt.c:
4200 Add location argument to the following function definitions and/or
4201 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
4202 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
4203 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
4204 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
4205 do_case, c_finish_bc_stmt, build_compound_literal,
4206 build_function_call.
4207 * c-decl.c (build_compound_literal): Add location argument.
4208 Make all diagnostic calls use location.
4209 (start_struct): Same.
4210 (finish_struct): Same.
4212 (build_enumerator): Same.
4213 (start_function): Same.
4214 (grokdeclarator): Make all diagnostic calls use location.
4215 (store_parm_decls_oldstyle): Same.
4216 * c-typeck.c (build_function_call): Add location argument.
4217 Make all diagnostic calls use location.
4219 (c_finish_bc_stmt): Same.
4220 * tree-nested.c (get_trampoline_type): Add argument.
4221 Pass location to build_decl.
4222 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
4223 * rtl.h (RTL_LOCATION): New.
4224 * c-common.c (c_add_case_label): Add location argument.
4225 Make all diagnostic calls use location.
4226 * c-common.h: Add location argument to make_fname_decl, do_case,
4227 c_add_case_label, build_function_call, resolve_overloaded_builtin.
4228 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
4229 Set it appropriately for every case. Pass enum_loc to start_enum
4230 call. Pass value_loc first to build_enumerator. Pass enum_loc to
4232 (c_parser_struct_or_union_specifier): Save location. Use it for
4233 start_struct, finish_struct, and parser_xref_tag.
4235 2009-06-12 Ian Lance Taylor <iant@google.com>
4237 * fold-const.c (fold_unary): Rename local variable and to and_expr.
4239 * c-opts.c (c_common_handle_option): For -Wc++-compat set
4240 cpp_opts->warn_cxx_operator_names.
4242 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4245 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
4246 is returns NULL and OP is a VCE, look through the VCE.
4248 2009-06-12 Ian Lance Taylor <iant@google.com>
4251 * collect2.c (main): Use CONST_CAST2 in code inside #if
4252 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
4254 2009-06-12 Joey Ye <joey.ye@intel.com>
4257 * cfgexpand.c (get_decl_align_unit): Update
4258 max_used_stack_slot_alignment with align instead of
4259 stack_alignment_needed.
4261 * function.c (assign_stack_local_1): Update
4262 max_used_stack_slot_alignment with alignment_in_bits instead
4263 of stack_alignment_needed.
4264 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
4267 2009-06-12 Jakub Jelinek <jakub@redhat.com>
4269 * dwarf2out.c (last_var_location_insn): New variable.
4270 (dwarf2out_end_epilogue): Clear last_var_location_insn.
4271 (dwarf2out_var_location): Don't record anything after last real
4272 insn. Only change labels if there were any real instructions
4273 in between last note and this one, or if changed sections.
4275 2009-06-11 Richard Henderson <rth@redhat.com>
4277 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4278 note when storing the frame pointer in a register.
4279 (FRP): Don't redefine to nothing for epilogue.
4280 (alpha_expand_epilogue): Mark register and sp restores.
4281 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4283 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4284 when gen_lowpart is needed.
4286 2009-06-11 Richard Henderson <rth@redhat.com>
4288 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4290 * dwarf2out.c (need_data_align_sf_opcode): New.
4291 (div_data_align): Move earlier.
4292 (def_cfa_1, reg_save): Use it.
4294 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4296 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4297 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4298 (ix86_handle_option): Handle OPT_mcrc32.
4299 (ix86_target_string): Add -mcrc32.
4300 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4302 * config/i386/i386.h (TARGET_CRC32): New.
4304 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4305 (sse4_2_crc32di): Likewise.
4307 * config/i386/i386.opt (mcrc32): New.
4309 * doc/invoke.texi: Document -mcrc32.
4311 2009-06-11 Richard Henderson <rth@redhat.com>
4313 * common.opt (gdwarf-): Accept a version number.
4314 * doc/invoke.texi (gdwarf-): Update docs.
4315 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4316 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4317 version level, and record it.
4319 * dwarf2.h (DW_CIE_VERSION): Remove.
4320 * dwarf2out.c (DWARF_VERSION): Remove.
4321 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4322 (output_call_frame_info): Use CIE version 3 for dwarf3,
4323 or if the return register column is out of range for version 1.
4324 (dwarf_stack_op_name): Add all dwarf3 values.
4325 (DEBUG_PUBTYPES_SECTION): New.
4326 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4327 encoding change for dwarf3.
4328 (output_die) [dw_val_class_die_ref]: Likewise.
4329 (output_compilation_unit_header): Emit correct version for dwarf3.
4330 (output_line_info): Likewise.
4331 (output_pubnames): Update for DWARF_VERSION removal.
4332 (output_aranges): Likewise.
4333 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4334 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4335 (dwarf2out_finish): Likewise.
4337 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4339 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4342 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4345 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4346 * builtins.c (expand_builtin_unreachable): New function.
4347 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4348 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4349 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4351 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4352 searching for missing barriers.
4354 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4356 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4357 when -fprofile-generate* was passed.
4358 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4360 2009-06-11 Anthony Green <green@moxielogic.com>
4362 * config/moxie/moxie.md: Define length attribute for all instructions.
4364 (*b<cond:code>): Support limited branch ranges for new PC-relative
4365 branch instructions.
4366 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4368 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4370 * config/i386/i386.c (min_insn_size): Use get_attr_length
4371 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4374 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4375 instead of emit_insn_before.
4377 2009-06-10 Ian Lance Taylor <iant@google.com>
4380 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4383 2009-06-10 Revital Eres <eres@il.ibm.com>
4385 * passes.c (init_optimization_passes): Reschedule
4386 predictive-commoning pass before complete unroll pass.
4388 2009-06-10 Martin Jambor <mjambor@suse.cz>
4390 * cgraph.c (cgraph_node_can_be_local_p): New function.
4391 (cgraph_make_node_local): New function.
4392 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4393 (cgraph_make_node_local): Declare.
4395 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4397 * tree.h (tree_base): Add packed_flag and user_align fields.
4398 Decrease size of spare field.
4399 (TYPE_USER_ALIGN): Use user_align from tree_base.
4400 (DECL_USER_ALIGN): Likewise.
4401 (TYPE_PACKED): Use packed_flag from tree_base.
4402 (DECL_PACKED): Likewise.
4403 (tree_type): Delete packed_flag and user_align fields. Widen
4404 precision field. Widen mode field and shuffle fields to align
4405 mode on an 8-bit boundary.
4406 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4407 Renumber decl_flag_* fields. Fix comments. Widen
4408 decl_common_unused field.
4409 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4410 (DECL_EXTERNAL): Likewise.
4411 (DECL_BIT_FIELD): Likewise.
4412 (DECL_NONADDRESSABLE_P): Likewise.
4413 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4414 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4416 2009-06-10 Ian Lance Taylor <iant@google.com>
4418 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4419 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4420 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4421 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4422 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4423 DEF_VEC_ALLOC_FUNC_P.
4424 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4425 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4426 DEF_VEC_ALLOC_FUNC_O.
4427 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4428 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4429 DEF_VEC_ALLOC_FUNC_I.
4430 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4431 (vec_stack_p_reserve_exact_1): Declare.
4432 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4433 (vec_stack_free): Declare.
4434 (VEC_stack_alloc): Define.
4435 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4436 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4437 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4438 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4440 (stack_vecs): New static variable.
4441 (vec_stack_p_reserve_exact_1): New function.
4442 (vec_stack_o_reserve_1): New static function.
4443 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4444 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4445 (vec_stack_free): New function.
4446 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4447 (VEC_df_ref_stack_alloc): Define.
4448 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4449 DEF_VEC_ALLOC_P_STACK.
4450 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4451 (struct df_collection_rec): Change _vec fields to VEC. Remove
4453 (df_free_collection_rec): Adjust for new fields.
4454 (df_insn_rescan): Use new df_collection_rec fields.
4455 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4456 (df_ref_create_structure, df_ref_record): Likewise.
4457 (df_get_conditional_uses, df_get_call_refs): Likewise.
4458 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4459 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4460 (df_record_exit_block_uses, df_bb_verify): Likewise.
4461 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4462 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4463 Remove count parameter. Change return type to void. Change all
4465 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4466 Remove count parameter. Change return type to void. Change all
4468 (df_install_refs): Change old_vec parameter to VEC. Remove count
4469 parameter. Change all callers.
4470 (df_install_mws): Change old_vec parameter to VEC. Remove count
4471 parameter. Change all callers.
4472 (df_refs_verify): Change new_rec parameter to VEC. Change call
4474 (df_mws_verify): Likewise.
4476 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4478 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4480 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4482 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4484 2009-06-10 Anthony Green <green@moxielogic.com>
4486 * config/moxie/crti.asm: New file.
4487 * config/moxie/crtn.asm: New file.
4488 * config/moxie/moxie.c: New file.
4489 * config/moxie/moxie.h: New file.
4490 * config/moxie/sfp-machine.h: New file.
4491 * config/moxie/moxie-protos.h: New file.
4492 * config/moxie/t-moxie: Created.
4493 * config/moxie/t-moxie-softfp: Created.
4494 * config/moxie/moxie.md: Created.
4495 * config/moxie/constraints.md: Created.
4496 * config.gcc: Add moxie support.
4497 * doc/md.texi (Machine Constraints): Add moxie constraints.
4498 * doc/contrib.texi (Contributors): Mention moxie port.
4499 * doc/install.texi (Specific): Mention the moxie port.
4501 2009-06-09 Ian Lance Taylor <iant@google.com>
4503 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4505 * optabs.c (optab_table): Only use designated initializers if
4506 HAVE_DESIGNATED_INITIALIZERS is defined.
4507 (convert_optab_table): Likewise.
4508 (init_optabs): Always call init_insn_codes if
4509 HAVE_DESIGNATED_INITIALIZERS is not defined.
4511 2009-06-09 Ian Lance Taylor <iant@google.com>
4513 * targhooks.c (default_builtin_vectorized_function): Change fn
4514 parameter to unsigned int.
4515 (default_builtin_vectorized_conversion): Change code parameter to
4517 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4518 * targhooks.h: Update declarations.
4519 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4520 parameter to unsigned int.
4522 * c-typeck.c (comptypes_check_enum_int): New static function.
4523 (comptypes_internal): Add enum_and_int_p parameter. Change all
4525 (comp_target_types): Add location parameter. Change all callers.
4526 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4528 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4529 (build_conditional_expr): Add colon_loc parameter. Change all
4531 (convert_for_assignment): Add location parameter. Change all callers.
4532 * c-parser.c (c_parser_conditional_expression): Pass location of
4533 colon to build_conditional_expr.
4534 * c-tree.h (build_conditional_expr): Update declaration.
4536 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4538 * graphite.c: Revert previous patch.
4540 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4543 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4545 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4547 * tree-ssa-loop-prefetch.c
4548 (loop_prefetch_arrays): Fixed a portability problem in printf format
4551 2009-06-09 Martin Jambor <mjambor@suse.cz>
4553 PR tree-optimization/40351
4554 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4555 refrence to a potential artifical subaccess can be constructed.
4557 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4559 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4560 (sh_override_options): Likewise.
4561 * config/sh/sh.c: Include params.h.
4562 (sh_optimization_options): New.
4563 (sh_override_options): Likewise.
4564 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4565 (OVERRIDE_OPTIONS): Use sh_override_options.
4567 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4569 * dwarf2out.c (emit_cfa_remember): New variable.
4570 (add_fde_cfi): If emit_cfa_remember, recurse to add
4571 DW_CFA_remember_state first.
4572 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4573 instead just set emit_cfa_remember.
4575 2009-06-08 Jan Hubicka <jh@suse.cz>
4578 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4580 2009-06-08 Jan Hubicka <jh@suse.cz>
4583 * cgraphunit.c (save_inline_function_body): Do not copy transform
4584 hooks for saved inline bodies.
4585 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4588 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4590 * jump.c (returnjump_p): Handle delayed branches. Add missing
4593 2009-06-08 Jan Hubicka <jh@suse.cz>
4596 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4597 original node might've been modified.
4598 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4600 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4602 * tree-object-size.c (addr_object_size): Add OSI argument.
4603 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4604 (compute_builtin_object_size, expr_object_size): Adjust callers.
4605 (plus_stmt_object_size): Call addr_object_size instead of
4606 compute_builtin_object_size.
4608 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4609 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4611 * tree-ssa-loop-prefetch.c
4612 (gather_memory_references): Introduced a counter for the number of
4614 (anything_to_prefetch_p): Introduced a counter for the number of
4616 (is_loop_prefetching_profitable): New function with a cost model
4618 (loop_prefetch_arrays): Use the new cost model to determine if
4619 prefetching is profitable.
4620 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4621 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4622 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4623 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4624 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4625 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4627 2009-06-08 Michael Matz <matz@suse.de>
4630 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4631 partitions use the same.
4632 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4633 for basevars of SSA_NAMEs.
4634 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4635 to not expand them twice.
4636 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4639 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4641 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4642 (fdump-final-insns=, gtoggle): New.
4643 * doc/invoke.texi: Document them.
4644 * final.c (rest_of_clean_state): Dump final insn stream.
4645 * gcc.c (invoke_as): Hook in -fcompare-debug.
4646 (static_spec_functions): Add compare-debug-dump-opt,
4647 compare-debug-self-opt and compare-debug-auxbase-opt.
4648 (compare_debug, compare_debug_second, compare_debug_opt): New.
4649 (switches_debug_check, n_switches_debug_check): New.
4650 (debug_auxbase_opt, debug_check_temp_file): New.
4651 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4653 (do_self_spec): Handle arguments after switches.
4654 (do_spec_1): Add .gk extension to temp file basenames for compare.
4655 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4656 (cc1_options): Use it instead of normal auxbase computation for
4657 the second compare-debug compilation.
4658 (compare_files): New.
4659 (main): Set up and implement compare debug mode.
4660 (compare_debug_dump_opt_spec_function): New.
4661 (compare_debug_self_opt_spec_function): New.
4662 (compare_debug_auxbase_opt_spec_function): New.
4663 * toplev.c (process_options): Handle flag_gtoggle,
4664 flag_dump_final_insns.
4665 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4666 during -fcompare-debug-second compilation.
4668 2009-06-07 Ian Lance Taylor <iant@google.com>
4670 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4671 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4673 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4674 with no default node. Change warning with %H to warning_at.
4675 Don't clear warn_switch around case checking.
4676 * doc/invoke.texi (Warning Options): Clarify distinction between
4677 -Wswitch and -Wswitch-enum.
4679 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4681 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4683 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4685 * gbl-ctors.h: Add header guard.
4687 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4689 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4690 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4691 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4692 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4693 prototypes for removed functions.
4694 (expressions_equal_p): Move to ...
4695 * tree-ssa-sccvn.h: ... here and ...
4696 * matrix-reorg.c: ... adjust includes.
4698 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4700 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4702 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4704 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4705 (finish_function): Remove erroneous whitespace.
4707 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4709 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4710 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4712 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4714 * errors.c (internal_error): Commentary typo fix.
4715 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4716 * tree-ssa-pre.c: Ditto.
4718 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4720 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4721 them is supposed to hold actual statements.
4723 2009-06-06 Ian Lance Taylor <iant@google.com>
4725 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4726 empty statements can now have attributes.
4728 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4730 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4731 * config/mips/mips.md: Ditto.
4733 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4735 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4737 (__eabi_uconvert): Likewise.
4739 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4741 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4742 CFI_* definitions with IN_GCC.
4744 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4746 * xcoffout.h (xcoffout_source_line): Update prototype.
4748 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4750 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4751 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4753 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4756 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4757 inlined_function_outer_scope_p blocks for artificial inlines
4759 * tree.c (tree_nonartificial_location): Rewrite using
4760 block_nonartificial_location.
4762 2009-06-05 Revital Eres <eres@il.ibm.com>
4763 Leehod Baruch <leehod@il.ibm.com>
4765 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4766 (expand_expr_real_1): Remove comment.
4767 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4768 Vectorize misaligned access when the target supports it.
4769 (vect_supportable_dr_alignment): Check for unaligned access support.
4770 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4773 2009-06-05 Julian Brown <julian@codesourcery.com>
4775 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4776 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4778 2009-06-05 Richard Guenther <rguenther@suse.de>
4781 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4784 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4786 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4787 (save_gprs): Don't tell unwinder when a global register is saved.
4788 (s390_emit_epilogue): Emit needed epilogue unwind info.
4790 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4792 * dwarf2out.c (deferred_asm_name): New.
4793 (add_name_and_src_coords_attributes): Defer creation of
4794 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4796 (move_linkage_attr): New.
4797 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4800 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4802 * tree-nested.c (finalize_nesting_tree_1): Declare the
4803 frame_decl in the binding tree.
4805 2009-06-04 Cary Coutant <ccoutant@google.com>
4807 * basic-block.h (struct basic_block_def): Add discriminator field.
4808 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4810 * debug.c (do_nothing_debug_hooks): Add additional entry.
4811 (debug_nothing_int_charstar_int): New function.
4812 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4813 (debug_nothing_int_charstar_int): New declaration.
4814 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4815 discriminator value in .loc directive.
4816 * final.c (last_discriminator): New variable.
4817 (discriminator): New variable.
4818 (final_start_function): Initialize above variables, pass current
4819 discriminator to debug hook.
4820 (notice_source_line): Check for discriminator change.
4821 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4822 * sdbout.c (sdbout_source_line): New parameter.
4823 * tree-cfg.c (struct locus_discrim_map): New structure type.
4824 (discriminator_per_locus): New hash table.
4825 (build_gimple_cfg): Allocate and free discriminator hash table.
4826 (make_edges): Call assign_discriminator.
4827 (locus_map_hash): New function.
4828 (locus_map_eq): New function.
4829 (next_discriminator_for_locus): New function.
4830 (same_line_p): New function.
4831 (assign_discriminator): New function.
4832 (make_cond_expr_edges): Call assign_discriminator.
4833 (make_gimple_switch_edges): Likewise.
4834 (first_non_label_stmt): New function.
4835 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4837 * xcoffout.c (xcoffout_source_line): Add new parameter.
4839 * configure.ac (gcc_cv_as_discriminator): New configury check for
4840 gas support for discriminator.
4841 * configure: Regenerate.
4842 * config.in: Regenerate.
4844 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4846 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4847 val after checking for integers.
4849 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4851 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4853 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4854 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4855 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4856 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4857 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4858 X64_SSE_REGPARM_MAX.
4859 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4860 X64_SSE_REGPARM_MAX.
4862 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4864 * gcc.c (report_times_to_file): New.
4865 (execute): Implement it.
4866 (process_command): Support -time=.
4867 * doc/invoke.texi: Document it.
4869 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4871 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4872 that have value exprs.
4874 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4876 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4877 declarations for constants until...
4878 (dw2_output_indirect_constant_1): ... this point.
4880 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4883 * arm.md (arm_addsi3): Don't try to split an add with an
4884 eliminable register until after reload has completed.
4886 2009-06-03 Ian Lance Taylor <iant@google.com>
4888 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4889 * genattrtab.c (write_length_unit_log): Likewise.
4890 * genchecksum.c (dosum): Likewise.
4891 * gengtype.c (write_rtx_next): Likewise.
4892 (finish_root_table, write_roots): Likewise.
4893 * gimple.c (gimple_ops_offset_): Likewise.
4894 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4895 * config/arc/arc.c (arc_attribute_table): Likewise.
4896 * config/arm/arm.c (arm_attribute_table): Likewise.
4897 * config/avr/avr.c (avr_attribute_table): Likewise.
4898 * config/crx/crx.c (crx_attribute_table): Likewise.
4899 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4900 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4901 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4902 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4903 * config/sh/sh.c (sh_attribute_table): Likewise.
4904 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4905 * config/spu/spu.c (spu_attribute_table): Likewise.
4906 * config/v850/v850.c (v850_attribute_table): Likewise.
4908 * config/alpha/alpha.c (vms_attribute_table): Make static.
4909 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4910 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4911 * config/mips/mips.c (mips_attribute_table): Likewise.
4913 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4915 (cc1-checksum.o): Likewise.
4917 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4919 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4921 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4923 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4924 insn if it is changing sp. Use gen_add3_insn instead of
4925 conditionally gen_addsi3 and gen_adddi3.
4926 (offset_below_red_zone_p): New static inline function.
4927 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
4928 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
4929 * config/rs6000/ppc-asm.h: Include auto-host.h.
4930 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
4931 CFI_RESTORE): Define.
4932 * config/rs6000/crtresxgpr.asm: Add unwind info.
4933 * config/rs6000/crtresxfpr.asm: Likewise.
4934 * config/rs6000/crtresgpr.asm: Likewise.
4935 * config/rs6000/crtresfpr.asm: Likewise.
4936 * config/rs6000/crtsavgpr.asm: Likewise.
4937 * config/rs6000/crtsavfpr.asm: Likewise.
4939 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
4940 argument of DWARF2_FRAME_REG_OUT macros.
4942 2009-06-03 Julian Brown <julian@codesourcery.com>
4944 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
4945 words or less (including TImode) in core registers.
4947 2009-06-03 Richard Guenther <rguenther@suse.de>
4950 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
4952 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
4954 * statistics.c (statistics_counter_event): Do not record event
4955 in pass dump if its number == -1.
4956 (curr_statistics_hash): Add assert that we never get passes
4957 with static number == -1.
4959 2009-06-03 Richard Guenther <rguenther@suse.de>
4960 Andrey Belevantsev <abel@ispras.ru>
4962 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
4963 non-BLKmode arrays addressable.
4965 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
4967 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
4968 * config/m68k/m68k.h: ... here.
4969 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
4972 2009-06-03 Martin Jambor <mjambor@suse.cz>
4974 PR tree-optimization/40323
4975 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
4978 2009-06-03 Richard Guenther <rguenther@suse.de>
4980 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4983 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
4985 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4986 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
4987 JUMP_TABLE_DATA_P where applicable.
4988 * config/sh/sh.c: Ditto.
4989 * config/sh/sh.h: Ditto.
4990 * config/sh/sh.md: Ditto.
4991 * config/sh/symbian.c: Ditto.
4993 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
4995 * config/i386/driver-i386.c (describe_cache): Optimize
4996 concatenation of strings. Use snprintf instead of sprintf.
4997 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
4998 target when not compiling with GCC.
5000 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
5002 * config/sh/sh.c: Revert last change.
5003 (sh_expand_epilogue): Emit a blockage insn before the frame
5004 pointer adjustment unconditionally.
5006 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5008 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
5009 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
5010 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
5011 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
5012 to COLLECT_GCC_OPTIONS.
5014 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5016 * collect2.c (target_system_root): New variable.
5017 (main): Handle --sysroot=.
5018 (ignore_library): Strip the sysroot from the library path.
5020 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5022 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
5023 (collect2.o): Depend on collect2-aix.h.
5024 (collect2-aix.o): New rule.
5025 * collect2-aix.h: New file.
5026 * collect2-aix.c: Likewise.
5027 * collect2.c: Include collect2-aix.h. Don't undefine
5028 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
5029 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5030 Use TARGET_AIX_VERSION instead of _AIX51.
5031 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5032 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5033 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5034 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5035 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5037 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5039 * collect2.c (ignore_library): Avoid premature post-increment
5042 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5044 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
5045 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
5046 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
5047 CROSS_DIRECTORY_STRUCTURE too.
5048 (LINK_LIBG_SPEC): Likewise.
5049 (LIB_SPEC): Add %R to sysroot paths.
5050 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5051 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5052 * config/rs6000/aix51.h: As for aix43.h.
5053 * config/rs6000/aix52.h: Likewise.
5054 * config/rs6000/aix53.h: Likewise.
5055 * config/rs6000/aix61.h: Likewise.
5056 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5057 to the beginning of sysroot paths.
5059 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5061 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5062 INSN_LISTs that are out of the REG_NOTE range.
5064 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5066 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5067 (struct var_to_expand): Likewise.
5068 (struct opt_info): Add head and tail for linked lists of the above.
5069 (analyze_insn_to_expand_var): Initialize next.
5070 (analyze_iv_to_split_insn): Likewise.
5071 (analyze_insns_in_loop): Create linked lists.
5072 (allocate_basic_variable): Simplify for use without hash table.
5073 (insert_var_expansion_initialization): Likewise, make it type-safer.
5074 (combine_var_copies_in_loop_exit): Likewise.
5075 (apply_opt_in_copies): Walk lists rather than hash tables.
5076 (release_var_copies): Simplified and inlined by hand into...
5077 (free_opt_info): ... this function.
5079 2009-06-02 Richard Guenther <rguenther@suse.de>
5081 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5084 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5086 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5087 only for builtins that are not overridden.
5089 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5091 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5094 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5096 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5098 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5100 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5102 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5104 * common.opt (fdump-unnumbered-links): New.
5105 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
5106 * print-rtl.c (flag_dump_unnumbered_links): New.
5107 (print_rtx): Test it.
5109 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
5111 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
5112 push/pop multiple to 8-byte alignment.
5114 2009-06-01 Jakub Jelinek <jakub@redhat.com>
5116 * config/i386/i386.c (queued_cfa_restores): New static variable.
5117 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
5119 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
5120 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
5121 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
5122 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
5123 note unconditionally.
5124 (ix86_emit_restore_regs_using_mov): Likewise.
5125 (ix86_emit_restore_sse_regs_using_mov): Likewise.
5126 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
5127 it through to ix86_emit_restore_reg_using_pop.
5128 (ix86_emit_leave): Add RED_OFFSET argument. Call
5129 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
5130 instead of adding REG_CFA_OFFSET note unconditionally.
5131 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
5132 the above functions. Call ix86_add_queued_cfa_restore_notes when
5135 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
5136 force output of the label even for dwarf2out_do_cfi_asm.
5137 (add_fde_cfi): If -g2 and above and cfi might change CFA,
5138 force creation of CFI label and chain DW_CFA_set_loc jumping to it
5139 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
5141 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5142 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
5143 dwarf2out_cfi_label callers.
5144 * tree.h (dwarf2out_cfi_label): Adjust prototype.
5145 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
5146 Adjust dwarf2out_cfi_label callers.
5147 * config/vax/vax.c (vax_output_function_prologue): Likewise.
5149 * config/i386/i386.h (struct machine_cfa_state,
5150 struct machine_function): Guard with ifndef USED_FOR_TARGET
5151 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
5154 * emutls.c (__emutls_get_address): Change arr->size to mean number
5155 of allocated arr->data entries instead of # of slots + 1.
5158 * recog.c (peep2_reinit_state): New function.
5159 (peephole2_init_state): Use it at the end of a basic block and also
5160 when seeing a RTX_FRAME_RELATED_P insn.
5162 2009-06-01 Steve Ellcey <sje@cup.hp.com>
5164 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
5165 fixuns_truncrfdi2): New.
5166 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
5167 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
5168 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
5169 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
5170 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
5171 *recip_approx): Remove.
5172 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
5173 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
5174 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
5176 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
5179 2009-06-01 Ian Lance Taylor <iant@google.com>
5181 * attribs.c (register_attribute): Use CONST_CAST.
5182 * collect2.c (main): Use CONST_CAST2.
5183 (scan_prog_file): Likewise.
5184 * gcc.c (process_command, main): Likewise.
5185 * toplev.c (toplev_main): Likewise.
5187 * c-typeck.c (handle_warn_cast_qual): New static function,
5188 partially broken out of build_c_cast.
5189 (build_c_cast): Call handle_warn_cast_qual.
5190 * doc/invoke.texi (Warning Options): Document new effect of
5193 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
5195 * diagnostic.c (diagnostic_build_prefix): Always print columns.
5196 (diagnostic_report_current_module): Print columns.
5197 * common.opt (flag_show_column): Enable by default.
5199 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
5201 * alias.c (find_base_term): Check for NULL term before returning.
5203 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5205 Revert due to PR40320:
5206 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5207 * calls.c (emit_library_call_value_1): Don't force_operand for move
5210 2009-06-01 Olivier Hainque <hainque@adacore.com>
5211 Eric Botcazou <ebotcazou@adacore.com>
5213 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
5214 to be processed as a bitfield for constructor output purposes.
5215 * output.h (initializer_constant_valid_for_bitfield_p): Declare
5217 * varasm.c (oc_local_state): New type, output_constructor
5218 local state to support communication with helpers.
5219 (oc_outer_state): New type, output_constructor outer state of
5220 relevance in recursive calls.
5221 (output_constructor_array_range): New output_constructor helper,
5222 extracted code for an array range element.
5223 (output_constructor_regular_field): New output_constructor helper,
5224 extracted code for an element that is not a bitfield.
5225 (output_constructor_bitfield): New output_constructor helper,
5226 extracted code for a bitfield element. Accept an OUTER state
5227 argument for recursive processing. Recurse on record or array
5228 CONSTRUCTOR values, possibly past noop conversions.
5229 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
5230 VALUE is a valid constant-valued expression for use in a static
5231 bit-field initializer.
5232 (output_constructor): Rework to use helpers. Accept and honor an
5233 OUTER state argument for recursive calls. Return total size. Be
5234 prepared for nested constructors initializing bitfields.
5235 (output_constant): Feed OUTER in calls to output_constructor.
5237 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5239 * calls.c (emit_library_call_value_1): Don't force_operand for move
5242 2009-06-01 Nick Clifton <nickc@redhat.com>
5244 * doc/invoke.texi (IA-64 Options): Fix typo.
5246 2009-06-01 Ira Rosen <irar@il.ibm.com>
5248 PR tree-optimization/39129
5249 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
5251 (vect_do_peeling_for_loop_bound): Use
5252 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5253 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5254 (vect_loop_versioning): Likewise.
5255 (vect_create_cond_for_alias_checks): Fix indentation.
5256 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
5258 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
5259 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
5260 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
5261 "control flow in loop".
5262 (vect_estimate_min_profitable_iters): Use
5263 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5264 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5265 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5266 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
5267 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
5268 statement belongs to a group of strided accesses with the exact code
5270 (vectorizable_load): Likewise.
5271 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
5272 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5274 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5276 * config/freebsd-stdint.h: New file.
5277 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5278 Add freebsd-stdint.h to tm_file.
5280 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5282 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5283 (thumb2_extendhidi2): Likewise.
5285 2009-05-31 Ian Lance Taylor <iant@google.com>
5287 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5289 2009-05-31 Ian Lance Taylor <iant@google.com>
5291 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5292 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5293 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5295 2009-05-31 Jason Merrill <jason@redhat.com>
5297 * tree-pretty-print.c (print_call_name): Take the callee, not the
5298 call itself. Make non-static. Use dump_function_name for functions.
5299 (dump_generic_node): Adjust.
5300 * diagnostic.h: Declare print_call_name.
5301 * gimple-pretty-print.c (dump_gimple_call): Use it.
5303 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5305 * config/sh/sh.md (ashldi3_std): New define_expand.
5308 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5311 * config/sh/sh.c: Include debug.h.
5312 (sh_expand_epilogue): Emit a blockage insn before the frame
5313 pointer adjustment also when dwarf2out_do_frame returns true.
5315 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5317 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5318 (thumb2_extendqidi2): New pattern.
5320 2009-05-31 Ira Rosen <irar@il.ibm.com>
5322 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5323 mark phis for renaming.
5324 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5325 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5326 Call mark_sym_for_renaming.
5327 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5328 * tree-vect-loop.c (vect_transform_loop): Remove
5329 vect_memsyms_to_rename initialization and a call to
5330 mark_set_for_renaming.
5332 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5335 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5336 frame related even if !set_cfa && style < 0.
5338 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5340 * config/i386/mingw-tls.c: New file.
5341 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5342 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5343 defining _WIN32 but not __CYGWIN__.
5345 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5347 * configure.ac: Add MPC support.
5349 * config.in, configure: Regenerate.
5351 2009-05-29 Richard Henderson <rth@redhat.com>
5353 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5354 NOTE_INSN_BASIC_BLOCK.
5355 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5356 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5357 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5359 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5361 (add_cfi): Disable check redefining cfa away from drap.
5362 (lookup_cfa_1): Add remember argument; handle remember/restore.
5363 (lookup_cfa): Pass remember argument.
5364 (cfa_remember): New.
5365 (compute_barrier_args_size_1): Remove sibcall check.
5366 (dwarf2out_frame_debug_def_cfa): New.
5367 (dwarf2out_frame_debug_adjust_cfa): New.
5368 (dwarf2out_frame_debug_cfa_offset): New.
5369 (dwarf2out_frame_debug_cfa_register): New.
5370 (dwarf2out_frame_debug_cfa_restore): New.
5371 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5372 (dwarf2out_begin_epilogue): New.
5373 (dwarf2out_frame_debug_restore_state): New.
5374 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5375 DW_CFA_restore_state.
5376 (output_cfi_directive): Likewise.
5377 (convert_cfa_to_fb_loc_list): Likewise.
5378 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5379 * dwarf2out.h: Update.
5380 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5381 (copy_insn_1): Early out for null.
5382 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5383 and dwarf2out_frame_debug_restore_state.
5384 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5385 (prologue_insn_hash, epilogue_insn_hash): New.
5386 (free_after_compilation): Adjust freeing accordingly.
5387 (record_insns): Create hash table if needed; push insns into
5388 hash instead of array.
5389 (maybe_copy_epilogue_insn): New.
5390 (contains): Search hash table instead of array.
5391 (sibcall_epilogue_contains): Remove.
5392 (thread_prologue_and_epilogue_insns): Split eh_return insns
5393 and mark them as epilogues.
5394 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5395 scanning in terms of basic blocks.
5396 * insn-notes.def (CFA_RESTORE_STATE): New.
5397 * jump.c (returnjump_p_1): Accept EH_RETURN.
5398 (eh_returnjump_p_1, eh_returnjump_p): New.
5399 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5400 CFA_REGISTER, CFA_RESTORE): New.
5401 * rtl.def (EH_RETURN): New.
5402 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5404 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5405 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5407 * config/i386/i386.c (gen_push): Update cfa state.
5408 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5409 add a CFA_ADJUST_CFA note.
5410 (ix86_dwarf_handle_frame_unspec): Remove.
5411 (ix86_expand_prologue): Update cfa state.
5412 (ix86_emit_restore_reg_using_pop): New.
5413 (ix86_emit_restore_regs_using_pop): New.
5414 (ix86_emit_leave): New.
5415 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5416 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5417 * config/i386/i386.h (struct machine_cfa_state): New.
5418 (ix86_cfa_state): New.
5419 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5420 (eh_return_internal): Merge from eh_return_<mode>,
5421 use eh_return rtx, split w/ epilogue.
5423 2009-05-29 Ian Lance Taylor <iant@google.com>
5425 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5427 * calls.c (emit_library_call_value_1): Likewise.
5429 * c-typeck.c (c_build_va_arg): New function.
5430 * c-tree.h (c_build_va_arg): Declare.
5431 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5432 instead of build_va_arg.
5434 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5436 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5437 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5438 (ptr_difference_cost): Use affine combinations to compute it.
5439 (difference_cost): Likewise.
5440 (get_computation_cost_at): Compute more accurate cost for addresses
5441 if the ratio is a multiplier allowed in addresses.
5442 For non-addresses, consider that an additional offset or symbol is
5445 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5447 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5448 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5450 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5451 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5452 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5454 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5455 to 1 for TYPE_SSE{IADD1,CVT1}.
5456 (prefix_vex_imm8): Removed.
5457 (length_vex): Only pass 1 as second argument to
5458 ix86_attr_length_vex_default if prefix_extra is 0.
5459 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5460 (length): For prefix vex computation use length_immediate
5461 attribute instead of prefix_vex_imm8.
5462 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5463 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5464 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5465 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5466 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5467 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5468 a space in between the operands.
5469 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5470 if one operand is 0xff and the other one si, di, bp or sp.
5471 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5472 other one si, di, bp or sp.
5473 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5474 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5475 type and mode attributes.
5476 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5477 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5478 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5479 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5480 prefix_data16 attribute iff MODE_DF.
5481 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5482 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5483 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5484 constm128_operand in length_immediate computation.
5485 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5486 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5487 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5488 length_immediate attribute to 1.
5489 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5490 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5491 for certain alternatives.
5492 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5493 prefix_data16 attribute if MODE_V1DF.
5494 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5495 length_immediate to 1.
5496 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5497 length_address to 4, set mode attribute to MODE_DI.
5498 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5499 (fxam<mode>2_i387): Set length attribute to 4.
5500 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5501 *prefetch_3dnow_rex): Override length_address attribute.
5502 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5504 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5505 (constm128_operand): Removed.
5506 * config/i386/i386.c (memory_address_length): For
5507 disp && !index && !base in 64-bit mode account for SIB byte if
5508 print_operand_address can't optimize disp32 into disp32(%rip)
5509 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5510 for fs: or gs: segment.
5511 (ix86_attr_length_immediate_default): When checking if shortform
5512 is possible, truncate immediate to the length of the non-shortened
5514 (ix86_attr_length_address_default): Ignore MEM_P operands
5516 (ix86_attr_length_vex_default): Only check for DImode on
5517 GENERAL_REG_P operands.
5518 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5519 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5520 (sse_cvttps2pi): Clear prefix_rep attribute.
5521 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5523 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5524 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5525 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5526 iff operand 2 is const_int_operand.
5527 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5528 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5529 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5531 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5533 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5534 prefix_data16 attribute for movlpd and movhpd instructions.
5535 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5536 length_immediate for shufpd instruction.
5537 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5538 (avx_cmpp<avxmodesuffixf2c><mode>3,
5539 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5540 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5541 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5542 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5543 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5544 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5545 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5546 prefix_data16 attribute for the first alternative to 1.
5547 (*avx_loadlps): Override length_immediate for the first alternative.
5548 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5549 attributes for second alternative.
5550 (*vec_concatv2sf_sse4_1): Override length_immediate and
5551 prefix_data16 attributes for second alternative.
5552 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5553 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5554 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5555 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5556 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5557 prefix_data16 and length_immediate to 1.
5558 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5560 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5561 prefix_extra attribute for variants that don't have 0f prefix alone.
5562 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5563 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5564 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5565 *sse4_1_pextrd): Set length_immediate to 1.
5566 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5567 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5569 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5570 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5571 length_immediate to 1 for second alternative.
5572 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5573 prefix_extra and length_immediate attributes for the first
5575 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5577 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5578 to 1 for the first and third alternative.
5579 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5581 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5583 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5585 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5586 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5587 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5588 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5589 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5590 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5591 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5592 ssse3_psign<mode>3): Override prefix_rex attribute.
5593 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5594 (ssse3_palignrti): Override length_immediate to 1.
5595 (ssse3_palignrdi): Override length_immediate to 1, override
5596 prefix_rex attribute.
5597 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5598 (sse4a_extrqi): Override length_immediate to 2.
5599 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5600 (sse4a_insertq): Override prefix_data16 to 0.
5601 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5602 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5603 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5604 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5605 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5606 and length_immediate to 1.
5607 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5608 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5609 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5610 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5611 and length_immediate to 1.
5612 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5613 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5614 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5615 avx_ptest256): Override prefix_extra to 1.
5616 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5617 Override prefix_data16 and length_immediate to 1.
5618 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5619 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5620 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5621 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5622 prefix_data16 to 0 and prefix_extra to 2.
5623 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5624 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5626 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5627 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5628 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5629 and prefix_extra to 2.
5630 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5631 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5632 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5633 avx_vpermilvar<mode>3,
5634 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5635 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5636 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5637 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5638 Override prefix_extra to 1.
5639 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5640 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5641 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5642 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5643 prefix_extra and length_immediate to 1.
5644 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5646 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5647 to 1 for the first alternative.
5648 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5649 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5651 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5652 *movv2sf_internal_avx, *movv2sf_internal): Override
5653 prefix_rep attribute for certain alternatives.
5654 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5655 attributes for certain alternatives.
5656 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5657 attributes for certain alternatives.
5658 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5659 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5660 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5661 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5662 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5663 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5664 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5665 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5666 length_immediate to 1 if operand 2 is const_int_operand.
5667 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5668 *vec_extractv2si_1): Set length_immediate attribute to 1.
5669 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5670 using old 3DNOW insn rather than SSE/3DNOW_A.
5671 (mmx_emms, mmx_femms): Clear modrm attribute.
5673 2009-05-29 Martin Jambor <mjambor@suse.cz>
5675 * tree-sra.c: New implementation of SRA.
5677 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5678 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5679 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5680 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5681 (SRA_MAX_STRUCTURE_COUNT): Removed.
5682 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5683 * doc/invoke.texi (sra-max-structure-size): Removed.
5684 (sra-field-structure-ratio): Removed.
5686 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5689 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5692 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5694 PR rtl-optimization/40101
5695 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5696 seqno. Adjust comment.
5697 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5698 inserting bookkeeping before a jump, the jump is not scheduled.
5699 When no positive seqno found, provide a value. Add comment.
5701 2009-05-29 Richard Guenther <rguenther@suse.de>
5703 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5704 short-cutting on the first component.
5706 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5709 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5710 for trees other than decls/types.
5712 2009-05-29 Richard Guenther <rguenther@suse.de>
5714 * tree-ssa-operands.c (get_expr_operands): Do not handle
5715 INDIRECT_REFs in the handled-component case. Remove
5716 unused get_ref_base_and_extent case.
5717 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5718 tree_low_cst and host_integerp where possible.
5719 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5720 codes for equivalence.
5721 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5723 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5725 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5726 to tmake_file for i[34567]86-*-cygwin*.
5728 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5731 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5732 (altivec_categorize_keyword, init_vector_keywords,
5733 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5736 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5738 * tree.c (handle_dll_attribute): Check if node is
5739 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5741 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5743 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5745 (thumb2_zero_extendqidi2): Likewise.
5747 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5749 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5750 instead of gen_movrt.
5751 * config/sh/sh.md (movrt): Remove.
5753 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5755 * doc/invoke.texi (IA-64 Options):
5756 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5757 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5758 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5759 -msched-prefer-non-control-spec-insns,
5760 -msched-stop-bits-after-every-cycle,
5761 -msched-count-spec-in-critical-path,
5762 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5763 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5764 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5765 and -msched-spec-verbose.
5767 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5769 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5770 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5772 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5774 2009-05-28 Richard Guenther <rguenther@suse.de>
5776 * tree-ssa-alias.c (ao_ref_init): New function.
5777 (ao_ref_base): Likewise.
5778 (ao_ref_base_alias_set): Likewise.
5779 (ao_ref_alias_set): Likewise.
5780 (refs_may_alias_p_1): Change signature.
5781 (refs_may_alias_p): Adjust.
5782 (refs_anti_dependent_p): Likewise.
5783 (refs_output_dependent_p): Likewise.
5784 (call_may_clobber_ref_p_1): Change signature.
5785 (call_may_clobber_ref_p): Adjust.
5786 (stmt_may_clobber_ref_p_1): New function split out from ...
5787 (stmt_may_clobber_ref_p): ... here.
5788 (maybe_skip_until): Adjust signature.
5789 (get_continuation_for_phi): Likewise.
5790 (walk_non_aliased_vuses): Likewise.
5791 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5792 (ao_ref_init): Declare.
5793 (ao_ref_base): Likewise.
5794 (ao_ref_alias_set): Likewise.
5795 (stmt_may_clobber_ref_p_1): Likewise.
5796 (walk_non_aliased_vuses): Adjust.
5797 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5798 (get_ref_from_reference_ops): remove.
5799 (vn_reference_lookup_2): Adjust signature.
5800 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5801 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5802 (vn_reference_lookup): Adjust.
5803 (vn_reference_insert): Likewise.
5804 (vn_reference_insert_pieces): Adjust signature.
5805 (visit_reference_op_call): Adjust.
5806 * tree-ssa-pre.c (get_expr_type): Simplify.
5807 (phi_translate_1): Adjust.
5808 (compute_avail): Likewise.
5809 (translate_vuse_through_block): Do not re-build trees.
5810 (value_dies_in_block_x): Likewise.
5811 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5813 (vn_reference_lookup_pieces): Adjust declaration.
5814 (vn_reference_insert_pieces): Likewise.
5816 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5818 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5819 with checking disabled.
5821 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5825 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5826 macro definition for support of three-operand format aligned
5827 .comm directive in assembler on cygwin/pe/mingw target OS.
5828 * configure: Regenerate.
5829 * config.h: Regenerate.
5831 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5832 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5833 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5835 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5836 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5838 2009-05-28 Ira Rosen <irar@il.ibm.com>
5840 PR tree-optimization/40254
5841 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5842 in analysis of basic blocks.
5844 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5847 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5848 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5849 (TARGET_INITIALIZER): Use it.
5850 * cse.c (CHEAPER): Move it up to the other macros.
5851 (insert): Rename this ...
5852 (insert_with_costs): ... to this. Add cost parameters. Update
5854 (insert): New function. Call insert_with_costs.
5855 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5856 find_reg_offset_for_const, try_const_anchors): New functions.
5857 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5858 when using a const-anchor. Call insert_const_anchors.
5859 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5860 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5862 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5864 * tree-inline.c (remap_decls): Enable nonlocalized variables
5865 when not optimizing.
5867 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5869 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5870 Simplify other tests involving optimize.
5872 2009-05-27 Tom Tromey <tromey@redhat.com>
5874 * unwind-dw2.c (_Unwind_DebugHook): New function.
5875 (uw_install_context): Call _Unwind_DebugHook.
5877 2009-05-27 Tom Tromey <tromey@redhat.com>
5879 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5881 2009-05-27 Ian Lance Taylor <iant@google.com>
5883 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5884 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5885 (ALL_LINKERFLAGS): Define.
5886 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5887 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5888 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5889 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5890 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5891 $(LINKER_FOR_BUILD).
5892 (build/gcov-iov$(build_exeext)): Likewise.
5894 2009-05-27 Julian Brown <julian@codesourcery.com>
5896 * gcse.c (target.h): Include.
5897 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5898 copy of argument to a pseudo register.
5900 2009-05-27 Diego Novillo <dnovillo@google.com>
5902 * tree-ssa-live.c (dump_scope_block): Document arguments.
5903 (dump_scope_blocks): Document.
5904 (debug_scope_blocks): New.
5905 * tree-flow.h (debug_scope_blocks): Declare.
5907 2009-05-21 Denis Chertykov <denisc@overta.ru>
5909 * doc/contrib.texi (Contributors): Add myself to the list.
5911 2009-05-27 Olivier Hainque <hainque@adacore.com>
5913 * expr.c (target_align): New function. Alignment the TARGET of an
5914 assignment may be assume to have.
5915 (highest_pow2_factor_for_target): Use it instead of relying on
5916 immediate tree attributes of TARGET, not necessarily honored when
5917 intermediate bitfields are involved.
5919 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5922 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5923 AVX, SSE4, AES, PCLMUL and POPCNT.
5925 2009-05-27 Diego Novillo <dnovillo@google.com>
5927 * tree-pretty-print.c (dump_location): New.
5928 (dump_generic_node): Call it.
5929 Factor code to handle BLOCK nodes ...
5930 (dump_block_node): ... here.
5932 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
5934 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
5936 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
5938 * gcc-plugin.h: Include config.h and system.h.
5939 (IN_GCC): Define if not defined.
5941 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
5944 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
5947 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
5949 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
5951 * config/m32r/m32r.h: Ditto.
5952 * config/m32r/m32r.md: Ditto.
5953 * config/m32r/predicates.md: Ditto.
5955 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
5957 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
5959 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
5962 (Loading plugins): typo.
5963 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
5964 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5965 (Interacting with the GCC Garbage Collector): Added new section.
5966 (Giving information about a plugin): Added new section for
5968 * ggc.h (ggc_register_root_tab): Added declaration.
5969 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
5970 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
5971 (register_callback): Improved comment in declaration.
5972 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
5973 (extra_root_vec) Added static variable for dynamic roots registration.
5974 (ggc_register_root_tab) Added new routine.
5975 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
5976 PLUGIN_GGC_MARKING event.
5977 * ggc-zone.c: Include plugin.h.
5978 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5979 * ggc-page.c: Include plugin.h.
5980 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5981 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
5982 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
5983 (register_callback): check lack of callbacks for
5984 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
5985 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
5986 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
5987 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5988 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
5989 dependency on plugin.h.
5990 (plugin.o): Added dependency on ggc.h...
5992 2009-05-26 Richard Guenther <rguenther@suse.de>
5996 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5997 with mismatched comparison modes.
5999 * expr.c (expand_expr_real_1): Expand the operand of a
6000 VIEW_CONVERT_EXPR in its natural mode.
6002 2009-05-26 Ian Lance Taylor <iant@google.com>
6004 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
6005 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
6006 (ALL_COMPILERFLAGS): Define.
6007 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
6008 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6009 (collect2$(exeext), collect2.o): Likewise.
6010 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
6011 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
6012 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
6013 (libbackend.o, intl.o, cppdefault.o): Likewise.
6014 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6015 (build/%.o): Use $(COMPILER_FOR_BUILD).
6016 (build/gen%$(build_exeext)): Likewise.
6017 (build/gcov-iov$(build_exeext)): LIkewise.
6018 * config/t-darwin (darwin.o): Use $(COMPILER).
6019 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
6020 * config/t-sol2 (sol2-c.o): Likewise.
6022 * config/t-vxworks (vxworks.o): Likewise.
6023 * config/x-darwin (host-darwin.o): Likewise.
6024 * config/x-hpux (host-hpux.o): Likewise.
6025 * config/x-linux (host-linux.o): Likewise.
6026 * config/x-solaris (host-solaris.o): Likewise.
6027 * config/alpha/x-alpha (driver-alpha.o): Likewise.
6028 * config/arm/t-arm (arm-c.o): Likewise.
6029 * config/arm/t-pe (pe.o): Likewise.
6030 * config/arm/t-wince-pe (pe.o): Likewise.
6031 * config/i386/t-cygming (winnt.o): Likewise.
6032 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6033 * config/i386/t-cygwin (cygwin1.o): Likewise.
6034 (cygwin2.o): Likewise.
6035 * config/i386/t-i386 (i386-c.o): Likewise.
6036 * config/i386/t-interix (winnt.o): Likewise.
6037 * config/i386/t-netware (netware.o): Likewise.
6038 * config/i386/t-nwld (nwld.o): Likewise.
6039 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
6040 * config/i386/x-i386 (driver-i386.o): Likewise.
6041 * config/i386/x-cygwin (host-cygwin.o): Likewise.
6042 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
6043 * config/ia64/t-ia64 (ia64-c.o): Likewise.
6044 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
6045 * config/mips/x-native (driver-native.o): Likewise.
6046 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
6047 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
6048 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6049 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6050 * config/score/t-score-elf (score7.o): Likewise.
6051 (score3.o): Likewise.
6052 * config/sh/t-sh (sh-c.o): Likewise.
6053 * config/sh/t-symbian (sh-c.o): Likewise.
6054 (symbian.o): Likewise.
6055 * config/spu/t-spu-elf (spu-c.o): Likewise.
6056 * config/v850/t-v850 (v850-c.o): Likewise.
6057 * config/v850/t-v850e (v850-c.o): Likewise.
6059 2009-05-26 Richard Guenther <rguenther@suse.de>
6061 PR tree-optimization/40122
6062 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6063 VECTOR_CSTs if possible.
6064 (fold_gimple_assign): Likewise.
6066 2009-05-26 Richard Guenther <rguenther@suse.de>
6069 * fold-const.c (fold_binary): Use the correct types for building
6072 2009-05-26 Richard Guenther <rguenther@suse.de>
6074 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6075 redundant calls to merge_alias_info.
6076 (bump_vector_ptr): Likewise.
6077 * tree-ssa-copy.c (merge_alias_info): Remove.
6078 (replace_exp_1): Remove call to merge_alias_info.
6079 (propagate_tree_value): Likewise.
6080 (fini_copy_prop): Propagate points-to info.
6081 * tree-flow.h (merge_alias_info): Remove.
6083 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6085 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6087 2009-05-25 Jan Hubicka <jh@suse.cz>
6089 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6090 * cgraph.h (struct inline_summary): New filed self_wize,
6091 size_inlining_benefit, self_time and time_inlining_benefit.
6092 (struct cgraph_global_info): Replace insns by time ans size fields.
6093 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6094 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6095 (ipcp_update_callgraph): Do not touch function bodies.
6096 * ipa-inline.c: Include except.h
6097 (MAX_TIME): New constant.
6098 (overall_insns): Remove.
6100 (overall_size, max_benefit): New static variables.
6101 (cgraph_estimate_time_after_inlining): New function.
6102 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6103 (cgraph_clone_inlined_nodes): Update size.
6104 (cgraph_mark_inline_edge): Update size.
6105 (cgraph_estimate_growth): Use size info.
6106 (cgraph_check_inline_limits): Check size.
6107 (cgraph_default_inline_p): Likewise.
6108 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6109 (cgraph_decide_recursive_inlining): Check size.
6110 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6112 (cgraph_decide_inlining): Likewise.
6113 (cgraph_decide_inlining_incrementally): Likewise; honor
6114 PARAM_EARLY_INLINING_INSNS.
6115 (likely_eliminated_by_inlining_p): New predicate.
6116 (estimate_function_body_sizes): New function.
6117 (compute_inline_parameters): Use it.
6118 * except.c (must_not_throw_labels): New function.
6119 * except.h (must_not_throw_labels): Declare.
6120 * tree-inline.c (init_inline_once): Kill inlining_weigths
6121 * tree-ssa-structalias.c: Avoid uninitialized warning.
6122 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6123 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6124 (PARAM_INLINE_CALL_COST): Remove.
6125 (PARAM_EARLY_INLINING_INSNS): New.
6127 2009-05-25 Richard Guenther <rguenther@suse.de>
6129 PR tree-optimization/36327
6130 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
6131 callback for reference translation or lookup at the point of may-defs.
6132 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
6133 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
6134 for union COMPONENT_REFs.
6135 (vn_reference_lookup_3): New callback. Lookup from memset
6136 and CONSTRUCTOR assignment, translate through struct copies.
6137 (vn_reference_lookup_pieces): Make sure to not free the
6138 passed operands array. Adjust walk_non_aliased_vuses call.
6139 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
6140 make sure we do not leak memory.
6142 2009-05-25 Richard Guenther <rguenther@suse.de>
6144 * tree-ssa-alias.h (dump_points_to_solution): Declare.
6145 * tree-inline.c (expand_call_inline): Reset the escaped and
6147 * tree-ssa-structalias.c (pass_build_ealias): New.
6148 * tree-pass.h (pass_build_ealias): Declare.
6149 * passes.c (init_optimization_passes): Add PTA during
6150 early optimizations.
6151 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
6152 and CALLUSED solutions.
6153 (dump_points_to_solution): New function, split out from ...
6154 (dump_points_to_info_for): ... here.
6155 * tree-parloops.c (parallelize_loops): Reset the escaped and
6158 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6161 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
6162 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
6164 2009-05-25 Ira Rosen <irar@il.ibm.com>
6166 PR tree-optimization/40238
6167 * tree-vect-stmts.c (vect_init_vector): Insert initialization
6168 statements after basic block's labels.
6169 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
6170 to free the allocated memory.
6172 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
6174 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
6175 return address with a USE.
6177 2009-05-24 Richard Guenther <rguenther@suse.de>
6180 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
6181 array type from the main variant of the inner type.
6183 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6185 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
6186 definition to bool (from int) to un-break build.
6187 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
6189 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
6191 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
6192 discard_stmt_changes): Delete.
6193 * tree-ssa-operands.c (scb_stack): Delete.
6194 (init_ssa_operands): Do not initialize it.
6195 (fini_ssa_operands): Do not free it.
6196 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
6198 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
6199 update_stmt, remove the others. Fix comments.
6200 * tree-dfa.c (optimize_stack_restore): Likewise.
6201 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
6202 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
6203 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6204 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
6206 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
6207 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6208 (dom_opt_finalize_block): Likewise, adjusting access to
6210 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
6211 (stmts_to_rescan): Change item type to gimple.
6212 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
6214 2009-05-24 Ira Rosen <irar@il.ibm.com>
6216 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
6217 * tree-pass.h (pass_slp_vectorize): New pass.
6218 * params.h (SLP_MAX_INSNS_IN_BB): Define.
6219 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
6220 * tree-vectorizer.c (timevar.h): Include.
6221 (user_vect_verbosity_level): Declare.
6222 (vect_location): Fix comment.
6223 (vect_set_verbosity_level): Update user_vect_verbosity_level
6224 instead of vect_verbosity_level.
6225 (vect_set_dump_settings): Add an argument. Ignore user defined
6226 verbosity if dump flags require higher level of verbosity. Print to
6227 stderr only for loop vectorization.
6228 (vectorize_loops): Update call to vect_set_dump_settings.
6229 (execute_vect_slp): New function.
6230 (gate_vect_slp): Likewise.
6231 (struct gimple_opt_pass pass_slp_vectorize): New.
6232 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
6234 (vec_info_for_bb): New function.
6235 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
6236 (VECTORIZATION_ENABLED): New macro.
6237 (SLP_ENABLED, SLP_DISABLED): Likewise.
6238 (vect_is_simple_use): Add bb_vec_info argument.
6239 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
6240 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
6241 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
6242 vect_schedule_slp, vect_analyze_slp): Likewise.
6243 (vect_analyze_stmt): Add slp_tree argument.
6244 (find_bb_location): Declare.
6245 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6246 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
6247 (vect_analyze_loop_operations, vect_analyze_loop,
6248 get_initial_def_for_induction, vect_create_epilog_for_reduction,
6249 vect_finalize_reduction, vectorizable_reduction,
6250 vectorizable_live_operation, vect_transform_loop): Likewise.
6251 * tree-data-ref.c (dr_analyze_innermost): Update comment,
6252 skip evolution analysis if analyzing a basic block.
6253 (dr_analyze_indices): Likewise.
6254 (initialize_data_dependence_relation): Skip the test whether the
6255 object is invariant for basic blocks.
6256 (compute_all_dependences): Skip dependence analysis for data
6257 references in basic blocks.
6258 (find_data_references_in_stmt): Don't fail in case of invariant
6259 access in basic block.
6260 (find_data_references_in_bb): New function.
6261 (find_data_references_in_loop): Move code to
6262 find_data_references_in_bb and add a call to it.
6263 (compute_data_dependences_for_bb): New function.
6264 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
6265 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
6267 (vect_analyze_data_ref_dependence): Check for interleaving in case of
6268 unknown dependence in basic block and fail in case of dependence in
6270 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
6271 dependence instances from either loop or basic block vectorization
6273 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6274 before calling nested_in_vect_loop_p.
6275 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6276 dependence instances from either loop or basic block vectorization
6278 (vect_verify_datarefs_alignment): Likewise.
6279 (vect_enhance_data_refs_alignment): Adjust function calls.
6280 (vect_analyze_data_refs_alignment): Likewise.
6281 (vect_analyze_group_access): Fix printing. Skip different checks if
6282 DR_STEP is 0. Keep strided stores either in loop or basic block
6283 vectorization data structure. Fix indentation.
6284 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6286 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6287 dependence instances from either loop or basic block vectorization
6289 (vect_analyze_data_refs): Update comment. Call
6290 compute_data_dependences_for_bb to analyze basic blocks.
6291 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6292 case of loop vectorization. In case of basic block vectorization use
6293 data-ref itself as a base.
6294 (vect_create_data_ref_ptr): In case of basic block vectorization:
6295 don't advance the pointer, add new statements before the current
6296 statement. Adjust function calls.
6297 (vect_supportable_dr_alignment): Support only aligned accesses in
6298 basic block vectorization.
6299 * common.opt (ftree-slp-vectorize): New flag.
6300 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6301 (vect_pattern_recog_1): Likewise.
6302 * tree-vect-stmts.c (process_use): Likewise.
6303 (vect_init_vector): Add new statements in the beginning of the basic
6304 block in case of basic block SLP.
6305 (vect_get_vec_def_for_operand): Adjust function calls.
6306 (vect_finish_stmt_generation): Likewise.
6307 (vectorizable_call): Add assert that it is loop vectorization, adjust
6309 (vectorizable_conversion, vectorizable_assignment): Likewise.
6310 (vectorizable_operation): In case of basic block SLP, take
6311 vectorization factor from statement's type and skip the relevance
6312 check. Adjust function calls.
6313 (vectorizable_type_demotion): Add assert that it is loop
6314 vectorization, adjust function calls.
6315 (vectorizable_type_promotion): Likewise.
6316 (vectorizable_store): Check for outer loop only in case of loop
6317 vectorization. Adjust function calls. For basic blocks, skip the
6318 relevance check and don't advance pointers.
6319 (vectorizable_load): Likewise.
6320 (vectorizable_condition): Add assert that it is loop vectorization,
6321 adjust function calls.
6322 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6323 that it is not reduction, get vector type, call only supported
6324 functions, skip loop specific parts.
6325 (vect_transform_stmt): Check for outer loop only in case of loop
6327 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6328 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6329 for external definition.
6330 * passes.c (pass_slp_vectorize): New pass.
6331 * tree-vect-slp.c (find_bb_location): New function.
6332 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6333 check for patterns only in loops.
6334 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6335 case of multiple types in basic block SLP.
6336 (vect_mark_slp_stmts_relevant): New function.
6337 (vect_supported_load_permutation_p): Fix comment.
6338 (vect_analyze_slp_instance): Add argument. In case of basic block
6339 SLP, take vectorization factor from statement's type, check that
6340 unrolling factor is 1. Adjust function call. Save SLP instance in
6341 either loop or basic block vectorization structure. Return FALSE,
6343 (vect_analyze_slp): Add argument. Get strided stores groups from
6344 either loop or basic block vectorization structure. Return FALSE
6345 if basic block SLP failed.
6346 (new_bb_vec_info): New function.
6347 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6348 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6349 (vect_schedule_slp): Add argument. Get SLP instances from either
6350 loop or basic block vectorization structure. Set vectorization factor
6351 to be 1 for basic block SLP.
6352 (vect_slp_transform_bb): New function.
6353 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6355 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6357 * final.c (shorten_branches): Do not align labels for jump tables.
6358 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6360 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6362 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6363 Remove outdated reference to flow.c and fix nits.
6364 * doc/gccint.texi: Tweak RTL description.
6365 * doc/rtl.texi: Likewise.
6367 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6369 * config/avr/avr.c: Change my email address.
6370 * config/avr/avr.h: Likewise.
6371 * config/avr/avr.md: Likewise.
6372 * config/avr/avr-protos.h: Likewise.
6373 * config/avr/libgcc.S: Likewise.
6375 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6377 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6378 (spu_split_load, spu_split_store): Change return type to int.
6379 (spu_split_convert): Declare.
6380 * config/spu/predicates.md (spu_mem_operand): Remove.
6381 (spu_mov_operand): Update.
6382 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6383 * config/spu/spu.c (regno_aligned_for_load): Remove.
6384 (reg_aligned_for_addr, spu_expand_load): Define.
6385 (spu_expand_extv): Reimplement and handle MEM.
6386 (spu_expand_insv): Handle MEM.
6387 (spu_sched_reorder): Handle insn's with length 0.
6388 (spu_legitimate_address_p): Reimplement.
6389 (store_with_one_insn_p): Return TRUE for any mode with size
6390 larger than 16 bytes.
6391 (address_needs_split): Define.
6392 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6394 (spu_convert_move): Define.
6395 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6396 (spu_split_store): Change all MEM's to TImode.
6397 (spu_init_expanders): Preallocate registers that correspond to
6398 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6400 (spu_split_convert): Define.
6401 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6402 (_move<mode>, _movdi, _movti): Update predicate and condition.
6403 (load, store): Change to define_split.
6404 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6406 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6407 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6408 define_insn_and_split of lshr<mode>3.
6409 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6410 (<v>ashr<mode>3_imm): Define.
6411 (extv, extzv, insv): Allow MEM operands.
6412 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6413 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6414 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6415 (_spu_convert2): Change to define_insn_and_split and remove the
6416 corresponding define_peephole2.
6417 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6418 Change predicates to memory_operand.
6420 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6422 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6424 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6426 PR tree-optimization/40219
6427 * tree.c (iterative_hash_expr): Make sure the builtin function is
6428 a normal builtin function and not a front end or back end builtin
6429 before indexing into the built_in_decls array.
6431 2009-05-22 Richard Guenther <rguenther@suse.de>
6434 * alias.c (write_dependence_p): Do not use TBAA for answering
6435 anti-dependence or output-dependence.
6436 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6437 (emit_pointer_definition): Remove.
6438 (emit_alias_warning): Likewise.
6439 (find_what_var_points_to): Remove TBAA pruning code.
6440 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6442 (compute_points_to_sets): Remove code computing the set of
6443 dereferenced pointers.
6444 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6445 oracle for querying anti and output dependencies.
6446 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6447 if TBAA may be applied.
6448 (refs_anti_dependent_p): New function.
6449 (refs_output_dependent_p): Likewise.
6450 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6451 (refs_output_dependent_p): Likewise.
6452 * doc/tree-ssa.texi (Memory model): New section.
6453 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6454 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6455 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6456 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6457 * expr.c (expand_expr_real_1): Likewise.
6458 * gimple-low.c (lower_stmt): Likewise.
6459 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6460 (dump_gimple_cdt): Remove.
6461 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6462 (gimple_size): Likewise.
6463 (walk_gimple_op): Likewise.
6464 (is_gimple_stmt): Likewise.
6465 (walk_stmt_load_store_addr_ops): Likewise.
6466 (gimple_build_cdt): Remove.
6467 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6468 * gimple.h (gimple_cdt_new_type): Remove.
6469 (gimple_cdt_new_type_ptr): Likewise.
6470 (gimple_cdt_set_new_type): Likewise.
6471 (gimple_cdt_location): Likewise.
6472 (gimple_cdt_location_ptr): Likewise.
6473 (gimple_cdt_set_location): Likewise.
6474 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6475 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6476 GIMPLE_CHANGE_DYNAMIC_TYPE.
6477 (verify_types_in_gimple_stmt): Likewise.
6478 * tree-inline.c (estimate_num_insns): Likewise.
6479 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6480 (copy_decl_to_var): Likewise.
6481 (copy_result_decl_to_var): Likewise.
6482 * tree-pretty-print.c (dump_generic_node): Do not handle
6483 CHANGE_DYNAMIC_TYPE_EXPR.
6484 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6485 * tree-ssa-operands.c (get_expr_operands): Likewise.
6486 * tree-ssa-structalias.c (struct variable_info): Remove
6487 no_tbaa_pruning member.
6488 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6489 (unify_nodes): Do not copy it.
6490 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6491 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6492 (set_uids_in_ptset): Do not check it.
6493 (find_what_var_points_to): Likewise.
6494 (compute_tbaa_pruning): Remove.
6495 (compute_points_to_sets): Do not call it.
6496 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6497 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6498 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6499 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6500 (DECL_NO_TBAA_P): Likewise.
6501 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6502 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6503 (expand_omp_atomic_pipeline): Do not set it.
6504 * print-tree.c (print_node): Do not dump it.
6505 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6508 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6511 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6514 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6516 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6519 2009-05-22 Ben Elliston <bje@au.ibm.com>
6521 * Makefile.in (bversion.h, s-bversion): New targets.
6522 (TOPLEV_H): Add bversion.h.
6523 * toplev.h: Include "bversion.h".
6524 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6525 the __format__ attribute only if compiling with the same version
6526 of GCC as the sources (the "build version").
6528 2009-05-22 Ben Elliston <bje@au.ibm.com>
6530 * c-format.c (handle_format_attribute): Fix comment typo.
6532 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6535 * config/ia64/ia64.opt (mfused-madd): New.
6536 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6537 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6538 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6539 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6540 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6541 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6542 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6543 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6544 instruction if !TARGET_FUSED_MADD.
6545 (fpma, fpms): Remove colon from name.
6547 2009-05-22 Richard Guenther <rguenther@suse.de>
6549 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6550 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6551 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6553 (create_expression_by_pieces): Only convert if necessary.
6554 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6555 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6557 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6559 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6560 regular pattern from a template and rename it ...
6561 (*extzv_truncsi_exts): ... to this.
6563 2009-05-21 Richard Guenther <rguenther@suse.de>
6565 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6566 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6567 (cgraph_default_inline_p): Likewise.
6568 (cgraph_decide_inlining_incrementally): Likewise.
6570 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6571 Uros Bizjak <ubizjak@gmail.com>
6573 * config/i386/cpuid.h (bit_MOVBE): New.
6575 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6577 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6578 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6579 (ix86_handle_option): Handle OPT_mmovbe.
6580 (ix86_target_string): Add -mmovbe.
6581 (pta_flags): Add PTA_MOVBE.
6582 (processor_alias_table): Add PTA_MOVBE to "atom".
6583 (override_options): Handle PTA_MOVBE.
6585 * config/i386/i386.h (TARGET_MOVBE): New.
6587 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6588 (*bswapsi_movbe): New.
6589 (*bswapdi_movbe): Likewise.
6590 (bswapdi2): Renamed to ...
6592 (bswapdi2): New expander.
6594 * config/i386/i386.opt (mmovbe): New.
6596 * doc/invoke.texi: Document -mmovbe.
6598 2009-05-21 Taras Glek <tglek@mozilla.com>
6600 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6601 * gcc-plugin.h (plugin_init): Updated signature.
6602 * gcc-plugin.h (plugin_name_args): Moved to this header.
6603 * doc/plugins.texi (plugin_init): Updated documention to reflect
6605 * doc/plugins.texi (plugin_name_args): Added to documention.
6607 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6609 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6610 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6612 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6614 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6615 JUMP_TABLE_DATA_P predicates where applicable.
6616 * config/i386/predicates.md: Ditto.
6617 * config/i386/sse.md: Ditto.
6619 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6621 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6622 operand2 -128 override length_immediate attribute to 1.
6623 * config/i386/predicates.md (constm128_operand): New predicate.
6625 * config/i386/i386.c (memory_address_length): Handle %r12
6626 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6628 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6629 mode look through optional ZERO_EXTEND and SUBREG.
6630 * config/i386/i386.md (R12_REG): New define_constant.
6631 (prefix_data16): For sse unit set also for MODE_TI insns.
6632 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6633 insns set if operand 1 is ext_QIreg_operand.
6634 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6635 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6637 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6638 mode from MODE_DI to MODE_SI.
6639 (movdi_1_rex64): Override modrm and length_immediate attributes
6640 only for movabs (TYPE_IMOV, alternative 2).
6641 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6642 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6643 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6644 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6645 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6646 prefix_rex attribute if DImode.
6647 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6648 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6649 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6650 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6651 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6652 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6653 Likewise. For TYPE_IMOV clear length_immediate attribute.
6654 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6655 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6656 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6657 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6658 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6659 or one operand TYPE_ISHIFT.
6660 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6661 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6662 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6663 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6664 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6665 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6666 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6667 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6668 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6669 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6670 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6671 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6672 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6673 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6674 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6675 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6676 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6677 set mode attribute, don't override length attribute.
6678 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6680 (return_internal_long): Set length attribute to 2 instead of 1.
6681 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6682 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6683 prefix_rex attribute.
6684 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6686 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6688 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6690 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6692 2009-05-20 Ian Lance Taylor <iant@google.com>
6694 * tree.c (build_tree_list_vec_stat): New function.
6695 (ctor_to_vec): New function.
6696 (build_nt_call_vec): New function.
6697 (build_call_array): Change args to be a const pointer.
6698 (build_call_vec): New function.
6699 * tree.h (build_nt_call_vec): Declare.
6700 (build_tree_list_vec_stat): Declare.
6701 (build_tree_list_vec): Define.
6702 (build_call_array): Update declaration.
6703 (build_call_vec): Declare.
6704 (ctor_to_vec): Declare.
6705 * c-common.c (tree_vector_cache): New static variable.
6706 (make_tree_vector): New function.
6707 (release_tree_vector): New function.
6708 (make_tree_vector_single): New function.
6709 (make_tree_vector_copy): New function.
6710 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6711 (make_tree_vector_single, make_tree_vector_copy): Declare.
6712 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6713 (c_parser_expr_list): Don't manage cache here, instead call
6715 (c_parser_release_expr_list): Remove static function.
6716 (c_parser_vec_to_tree_list): Remove static function.
6717 (c_parser_attributes): Call build_tree_list_vec instead of
6718 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6719 c_parser_release_expr_list.
6720 (c_parser_postfix_expression_after_primary): Likewise.
6721 (c_parser_objc_keywordexpr): Likewise.
6723 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6725 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6726 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6727 TARGET_CONVERT_TO_TYPE.
6728 * hooks.c (hook_tree_const_tree_null): Define.
6729 * hooks.h (hook_tree_const_tree_null): Declare.
6730 * target.h (struct gcc_target): Add invalid_parameter_type,
6731 invalid_return_type, promoted_type, and convert_to_type fields.
6732 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6733 (TARGET_INVALID_RETURN_TYPE): Define.
6734 (TARGET_PROMOTED_TYPE): Define.
6735 (TARGET_CONVERT_TO_TYPE): Define.
6736 (TARGET_INITIALIZER): Update for new fields.
6737 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6738 (grokparms): Check targetm.invalid_parameter_type.
6739 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6740 * c-convert.c (convert): Check targetm.convert_to_type.
6742 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6744 * config/mips/mips.md (*extenddi_truncate<mode>,
6745 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6747 (*extendhi_truncateqi): New define_insn_and_sptit.
6749 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6752 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6753 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6755 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6757 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6758 the operand of VIEW_CONVERT_EXPR.
6760 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6762 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6763 extended family and model for Intel processors. Support Intel Atom.
6765 2009-05-20 Olivier Hainque <hainque@adacore.com>
6767 * gstab.h (stab_code_type): Define, to be used instead of the
6768 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6770 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6771 occurrences by stab_code_type.
6772 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6774 2009-05-20 Martin Jambor <mjambor@suse.cz>
6776 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6777 (sra_insert_before): Likewise.
6778 (sra_insert_after): Likewise.
6779 (sra_init_cache): Likewise.
6780 (sra_type_can_be_decomposed_p): Likewise.
6781 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6782 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6783 (sra_insert_before): Likewise.
6784 (sra_insert_after): Likewise.
6785 (sra_init_cache): Likewise.
6786 (insert_edge_copies_seq): Made static and moved upwards.
6788 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6791 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6793 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6794 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6797 2009-05-20 Richard Guenther <rguenther@suse.de>
6799 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6800 with mismatched comparison modes.
6802 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6804 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6805 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6806 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6807 with shifts for Thumb2.
6808 (orsi_notsi): New for orn.
6809 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6810 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6811 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6812 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6813 Don't invert remainder for IOR.
6815 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6817 PR tree-optimization/40087
6818 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6819 number_of_iterations_ne): Rename never_infinite argument.
6820 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6821 number_of_iterations_le): Handle pointer-type ivs when
6822 exit_must_be_taken is false.
6823 (number_of_iterations_cond): Do not always assume that
6824 exit_must_be_taken if the control variable is a pointer.
6826 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6828 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6829 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6831 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6833 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6834 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6836 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6839 * c.opt (Wlogical-op): Disabled by default.
6840 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6842 * doc/invoke.texi (Wlogical-op): Likewise.
6844 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6846 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6848 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6849 Propagate the type of the first operand.
6850 <ASSERT_EXPR>: Simplify.
6851 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6852 Rewrite using the RHS code as discriminant.
6853 <NOP_EXPR>: Turn into CASE_CONVERT.
6854 <PLUS_EXPR>: Propagate the type of the first operand.
6856 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6858 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6859 (ia64_dconst_0_375): New.
6860 * config/ia64/ia64.c (ia64_override_options): Remove
6861 -minline-sqrt-min-latency warning.
6862 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6863 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6864 * config/ia64/ia64.md (*sqrt_approx): Remove.
6865 (sqrtsf2): Remove #if 0.
6866 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6867 (sqrtdf): Remove assert.
6868 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6869 (sqrtxf2): Remove #if 0.
6870 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6871 * div.md (sqrt_approx_rf): New.
6872 (sqrtsf2_internal_thr): New implementation.
6873 (sqrtsf2_internal_lat): New.
6874 (sqrtdf2_internal_thr: New implementation.
6875 (sqrtxf2_internal): New implementation.
6877 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6878 Hans-Peter Nilsson <hp@axis.com>
6880 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6881 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6882 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6883 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6884 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6885 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6886 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6887 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6888 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6889 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6890 * c-common.c: ...from here.
6892 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6894 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6896 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6898 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6900 2009-05-19 Ben Elliston <bje@au.ibm.com>
6902 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6903 assignments with memcpy calls.
6904 (add_fdes): Likewise.
6905 (binary_search_unencoded_fdes): Likewise.
6906 (linear_search_fdes): Eliminate type puns.
6908 2009-05-19 Richard Guenther <rguenther@suse.de>
6910 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6911 not falsely claim to have propagated into all uses.
6913 2009-05-19 Ben Elliston <bje@au.ibm.com>
6915 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6918 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6920 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6921 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6922 (TARGET_LEGITIMATE_ADDRESS_P): New.
6923 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6924 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6926 2009-05-18 Dodji Seketeli <dodji@redhat.com>
6929 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
6930 child of the containing namespace's DIE.
6932 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
6934 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
6935 *zero_extendhi_truncqi): Move after the zero_extend patterns.
6936 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
6939 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
6942 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
6943 gen_align with gen_pad.
6944 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
6945 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
6947 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
6948 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
6950 * config/i386/i386.md (align): Renamed to ...
6951 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
6952 ASM_OUTPUT_MAX_SKIP_PAD.
6954 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
6956 * config.gcc: Fix variable syntax.
6959 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
6960 before calling exact_log2.
6961 (output_iorsi3): Likewise.
6962 (output_xorsi3): Likewise.
6964 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6966 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
6967 for the none zero constant operand except for EQ and NE
6968 comprisons even when the first operand is R0.
6970 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
6972 * config/s390/2064.md: Remove trailing whitespaces.
6973 * config/s390/2084.md: Likewise.
6974 * config/s390/constraints.md: Likewise.
6975 * config/s390/fixdfdi.h: Likewise.
6976 * config/s390/libgcc-glibc.ver: Likewise.
6977 * config/s390/s390-modes.def: Likewise.
6978 * config/s390/s390-protos.h: Likewise.
6979 * config/s390/s390.c: Likewise.
6980 * config/s390/s390.h: Likewise.
6981 * config/s390/s390.md: Likewise.
6982 * config/s390/tpf-unwind.h: Likewise.
6984 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6986 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
6988 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6991 * configure.ac (m68k-*-*): Check if binutils support TLS.
6992 * configure: Regenerate.
6993 * config/m68k/predicates.md (symbolic_operand): Extend comment.
6994 * config/m68k/constraints.md (Cu): New constraint.
6995 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
6996 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
6997 (movsi): Handle TLS symbols.
6998 (addsi3_5200): Handle XTLS symbols, indent.
6999 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
7000 (m68k_tls_reference_p): Declare.
7001 (m68k_legitimize_address): Declare.
7002 (m68k_unwrap_symbol): Declare.
7003 * config/m68k/m68k.opt (mxtls): New option.
7004 * config/m68k/m68k.c (ggc.h): Include.
7005 (m68k_output_dwarf_dtprel): Implement hook.
7006 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7007 (m68k_expand_prologue): Load GOT pointer when function needs it.
7008 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
7009 (m68k_legitimate_constant_address_p): Same.
7010 (m68k_decompose_address): Handle TLS references.
7011 (m68k_get_gp): New static function.
7012 (enum m68k_reloc): New contants.
7013 (TLS_RELOC_P): New macro.
7014 (m68k_wrap_symbol): New static function.
7015 (m68k_unwrap_symbol): New function.
7016 (m68k_final_prescan_insn_1): New static function.
7017 (m68k_final_prescan_insn): New function.
7018 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
7020 (legitimize_pic_address): Handle TLS references..
7021 (m68k_tls_get_addr, m68k_get_tls_get_addr)
7022 (m68k_libcall_value_in_a0_p)
7023 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
7024 (m68k_call_m68k_read_tp): Helper variables and functions for ...
7025 (m68k_legitimize_tls_address): Handle TLS references.
7026 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
7028 (m68k_legitimize_address): Handle TLS symbols.
7029 (m68k_get_reloc_decoration): New static function.
7030 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7032 (m68k_output_dwarf_dtprel): Implement hook.
7033 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7034 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7035 m68k_call_* routines.
7036 (sched_attr_op_type): Handle TLS symbols.
7037 (gt-m68k.h): Include.
7038 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
7039 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
7041 2009-05-18 Martin Jambor <mjambor@suse.cz>
7043 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
7044 (visit_store_addr_for_mod_analysis): New function.
7045 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
7046 (determine_cst_member_ptr): Use gimple_assign_single_p.
7047 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
7048 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7049 operands. Don't check number of operands of a NOP_EXPR.
7051 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7053 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7055 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7058 * c-common.c (warn_logical_operator): Don't warn if one of
7059 expression isn't always true or false.
7061 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7063 * config/i386/biarch32.h: New file.
7064 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7066 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7068 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7069 *zero_extend<mode>_truncqi): Merge these into ...
7070 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7071 Name the pattern following this as *zero_extendhi_truncqi.
7073 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7076 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7077 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7078 (output_info): Make field HOST_WIDEST_INT.
7079 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7080 (dump_bitmat_statistics): Same.
7082 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7084 * config.gcc (use_gcc_stdint): Set to wrap.
7085 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7086 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7087 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7088 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7089 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7090 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7091 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7092 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7094 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7096 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7098 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7099 Move definitions earlier.
7100 (OPT_ARCH64, OPT_ARCH32): Define.
7101 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7104 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7107 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
7110 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7112 * arm.md (movdi2): Copy non-reg values to DImode registers.
7114 2009-05-16 Jakub Jelinek <jakub@redhat.com>
7117 * final.c (label_to_max_skip): New function.
7118 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
7119 CODE_LABEL_NUMBER <= max_labelno.
7120 * output.h (label_to_max_skip): New prototype.
7121 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
7122 (ix86_avoid_jump_mispredicts): ... this. Don't define if
7123 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
7124 Handle CODE_LABELs with >= 16 byte alignment or with
7125 max_skip == (1 << align) - 1.
7126 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
7127 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
7130 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
7131 .p2align 3 if MAX_SKIP is smaller than 7.
7132 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7134 2009-05-15 Ian Lance Taylor <iant@google.com>
7136 * alias.c (struct alias_set_entry_d): Rename from struct
7137 alias_set_entry. Change all uses.
7138 * except.c (struct call_site_record_d): Rename from struct
7139 call_site_record. Change all uses.
7140 * except.h (struct eh_region_d): Rename from struct eh_region.
7142 * gcse.c (struct hash_table_d): Rename from struct hash_table.
7144 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
7145 ivtype_map_elt. Change all uses.
7146 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
7148 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
7149 * graphite.h (struct name_tree_d): Rename from struct name_tree.
7151 (struct sese_d): Rename from struct sese. Change all uses.
7152 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
7153 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
7154 * optabs.h (struct optab_d): Rename from struct optab. Change all
7156 (struct convert_optab_d): Rename from struct convert_optab.
7158 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
7159 ipa_opt_pass. Change all uses.
7160 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
7163 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
7164 defined as a typedef.
7165 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
7168 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7171 * fold-const.c (make_range,build_range_check,merge_ranges): Move
7173 (merge_ranges): Returns bool.
7174 * tree.h (make_range): .. to here.
7175 (build_range_check): Likewise.
7176 (merge_ranges): Likewise. Renamed from merge_ranges.
7177 * c-typeck.c (parser_build_binary_op): Update calls to
7178 warn_logical_operator.
7179 * c-common.c (warn_logical_operator): Add new warning.
7180 * c-common.h (warn_logical_operator): Update declaration.
7182 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7184 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
7186 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7188 * doc/install.texi: Document MPC requirements, flags etc.
7190 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
7191 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
7192 Evaluate constant arguments.
7193 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
7194 (fold_builtin_1): Likewise, also evaluate constant arguments.
7195 Remove superfluous break.
7196 (do_mpc_ckconv): New.
7197 * real.h: Include mpc.h.
7198 * toplev.c (print_version): Output MPC version info if available.
7200 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7202 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
7204 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
7206 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
7209 2009-05-15 Jan Hubicka <jh@suse.cz>
7211 * doc/invoke.texi (max-early-inliner-iterations): New flag.
7212 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
7213 (try_inline): Fix return value.
7214 (cgraph_decide_inlining_incrementally): Honor new value.
7215 (cgraph_early_inlining): Handle indirect inlining.
7216 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
7218 2009-05-15 Jan Hubicka <jh@suse.cz>
7220 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
7221 * cgraphunit.c (cgraph_finalize_function): Set it.
7222 (cgraph_expand_function): Use it.
7224 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7226 * real.c (encode_ieee_half): Define.
7227 (decode_ieee_half): Define.
7228 (ieee_half_format): Define.
7229 (arm_half_format): Define.
7230 * real.h (ieee_half_format): Declare.
7231 (arm_half_format): Declare.
7233 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7235 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
7236 swapped, and reversed optabs exist before trying to use them.
7238 2009-05-15 Paul Brook <paul@codesourcery.com>
7239 Sandra Loosemore <sandra@codesourcery.com>
7241 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
7242 loads. Allow PRE_DEC.
7243 (output_move_neon): Handle PRE_DEC.
7244 (arm_print_operand): Add 'A' for neon structure loads.
7245 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
7246 * config/arm/neon.md (neon_mov): Update comment.
7247 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
7249 (Um): New constraint.
7251 2009-05-15 Jan Hubicka <jh@suse.cz>
7253 Revert the following patch until testsuite fallout is fixed:
7254 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7255 * cgraph.h (struct inline_summary): New filed self_wize,
7256 size_inlining_benefit, self_time and time_inlining_benefit.
7257 (struct cgraph_global_info): Replace insns by time ans size fields.
7258 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7259 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7260 (ipcp_update_callgraph): Do not touch function bodies.
7261 * ipa-inline.c: Include except.h
7262 (MAX_TIME): New constant.
7263 (overall_insns): Remove
7264 (overall_size, max_benefit): New static variables.
7265 (cgraph_estimate_time_after_inlining): New function.
7266 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7267 (cgraph_clone_inlined_nodes): Update size.
7268 (cgraph_mark_inline_edge): Update size.
7269 (cgraph_estimate_growth): Use size info.
7270 (cgraph_check_inline_limits): Check size.
7271 (cgraph_default_inline_p): Likewise.
7272 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7273 (cgraph_decide_recursive_inlining): Check size.
7274 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7276 (cgraph_decide_inlining): Likewise.
7277 (cgraph_decide_inlining_incrementally): Likewise; honor
7278 PARAM_EARLY_INLINING_INSNS.
7279 (likely_eliminated_by_inlining_p): New predicate.
7280 (estimate_function_body_sizes): New function.
7281 (compute_inline_parameters): Use it.
7282 * except.c (must_not_throw_labels): New function.
7283 * except.h (must_not_throw_labels): Declare.
7284 * tree-inline.c (init_inline_once): Kill inlining_weigths
7285 * tree-ssa-structalias.c: Avoid uninitialized warning.
7286 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7287 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7288 (PARAM_INLINE_CALL_COST): Remove.
7289 (PARAM_EARLY_INLINING_INSNS): New.
7291 2009-05-15 Richard Guenther <rguenther@suse.de>
7293 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7294 not TODO_update_ssa.
7296 2009-05-15 Richard Guenther <rguenther@suse.de>
7298 PR tree-optimization/39999
7299 * gimple.h (gimple_expr_type): Use the expression type looking
7300 through useless conversions.
7301 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7302 (vn_nary_op_insert_stmt): Likewise.
7303 (simplify_binary_expression): Likewise.
7305 2009-05-15 Richard Guenther <rguenther@suse.de>
7307 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7308 New options, enabled by default.
7309 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7311 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7312 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7313 * tree-ssa-structalias.c (gate_tree_pta): New function.
7314 (pass_build_alias): Use it.
7316 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7318 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7319 recurse on an invariant address if a conversion from a pointer
7320 type to a wider integer type is involved.
7322 2009-05-15 Jan Hubicka <jh@suse.cz>
7324 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7325 * cgraph.h (struct inline_summary): New filed self_wize,
7326 size_inlining_benefit, self_time and time_inlining_benefit.
7327 (struct cgraph_global_info): Replace insns by time ans size fields.
7328 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7329 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7330 (ipcp_update_callgraph): Do not touch function bodies.
7331 * ipa-inline.c: Include except.h
7332 (MAX_TIME): New constant.
7333 (overall_insns): Remove
7334 (overall_size, max_benefit): New static variables.
7335 (cgraph_estimate_time_after_inlining): New function.
7336 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7337 (cgraph_clone_inlined_nodes): Update size.
7338 (cgraph_mark_inline_edge): Update size.
7339 (cgraph_estimate_growth): Use size info.
7340 (cgraph_check_inline_limits): Check size.
7341 (cgraph_default_inline_p): Likewise.
7342 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7343 (cgraph_decide_recursive_inlining): Check size.
7344 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7346 (cgraph_decide_inlining): Likewise.
7347 (cgraph_decide_inlining_incrementally): Likewise; honor
7348 PARAM_EARLY_INLINING_INSNS.
7349 (likely_eliminated_by_inlining_p): New predicate.
7350 (estimate_function_body_sizes): New function.
7351 (compute_inline_parameters): Use it.
7352 * except.c (must_not_throw_labels): New function.
7353 * except.h (must_not_throw_labels): Declare.
7354 * tree-inline.c (init_inline_once): Kill inlining_weigths
7355 * tree-ssa-structalias.c: Avoid uninitialized warning.
7356 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7357 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7358 (PARAM_INLINE_CALL_COST): Remove.
7359 (PARAM_EARLY_INLINING_INSNS): New.
7360 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7361 (inline-call-cost): Remove.
7362 (early-inlining-insns): New.
7364 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7366 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7368 (print_int_cst_bounds_in_octal_p): Likewise.
7369 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7371 * dwarf2out.c (base_type_die): Likewise.
7372 (is_subrange_type): Delete.
7373 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7374 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7375 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7376 if the destination type is boolean.
7377 (build_range_check): Do not special-case subtypes.
7378 (fold_sign_changed_comparison): Likewise.
7379 (fold_unary): Likewise.
7380 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7381 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7382 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7383 * tree.c (subrange_type_for_debug_p): New predicate based on the
7384 former is_subrange_type.
7385 * tree.h (subrange_type_for_debug_p): Declare.
7386 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7387 (convert_affine_scev): Remove call to above function.
7388 (chrec_convert_aggressive): Likewise.
7389 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7390 false for conversions involving subtypes.
7391 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7392 (vrp_val_min): Likewise.
7393 (needs_overflow_infinity): Likewise.
7394 (extract_range_from_unary_expr): Likewise.
7396 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7398 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7399 * config/frv/frv.c: Likewise.
7400 * config/s390/s390.c: Likewise.
7401 * config/sparc/sparc.h: Likewise.
7402 * config/i386/i386.h: Likewise.
7403 * config/i386/i386.c: Likewise.
7404 * config/crx/crx.c: Likewise.
7405 * config/m68hc11/m68hc11.h: Likewise.
7406 * config/iq2000/iq2000.c: Likewise.
7407 * config/mn10300/mn10300.h: Likewise.
7408 * config/mn10300/mn10300.c: Likewise.
7409 * config/m68k/m68k.c: Likewise.
7410 * config/rs6000/rs6000.c: Likewise.
7411 * config/rs6000/xcoff.h: Likewise.
7412 * config/rs6000/linux64.h: Likewise.
7413 * config/rs6000/sysv4.h: Likewise.
7414 * config/score/score3.c: Likewise.
7415 * config/score/score7.c: Likewise.
7416 * config/score/score.c: Likewise.
7417 * config/arm/arm.md: Likewise.
7418 * config/mips/mips.c: Likewise.
7419 * config/mips/mips.md: Likewise.
7420 * config/bfin/bfin.h: Likewise.
7421 * config/pa/pa.c: Likewise.
7422 * config/pa/constraints.md: Likewise.
7424 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7425 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7426 * config/pdp11/pdp11.h: Use memory_address_p instead.
7428 2009-05-14 Ian Lance Taylor <iant@google.com>
7430 * passes.c (finish_optimization_passes): Change i to int.
7431 * plugin.c (plugins_active_p): Change event to int.
7432 (dump_active_plugins): Likewise.
7433 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7435 * tree.c (tree_range_check_failed): Change c to unsigned int.
7436 (omp_clause_range_check_failed): Likewise.
7437 (build_common_builtin_nodes): Change mode to int. Add cast.
7438 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7439 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7441 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7442 ++ or -- with a variable of enum type.
7444 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7447 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7449 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7451 * store-motion.c: Do not include params.h
7452 * Makefile.in: Fix dependencies for various files.
7454 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7456 * auto-inc-dec.c: Fix pass description, remove apparent
7457 accidental duplication.
7459 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7462 * ipa-utils.h (memory_identifier_string): Moved to ...
7463 * tree.h (memory_identifier_string): Here. Add GTY(()).
7465 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7467 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7468 in the former documentation of...
7469 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7470 * ira-conflicts.c (get_dup_num): Use address_operand.
7471 * targhooks.c (default_legitimate_address_p): New.
7472 * targhooks.h (default_legitimate_address_p): New.
7473 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7475 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7476 * target.h (struct target): Add legitimate_address_p.
7477 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7478 (TARGET_INITIALIZER): Include it.
7480 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7481 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7482 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7483 (TARGET_LEGITIMATE_ADDRESS_P): New.
7485 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7486 (REG_OK_STRICT_P): Delete.
7487 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7488 (frv_legitimate_address_p_1): ... this.
7489 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7490 (frv_legitimate_address_p_1): ... the renamed old
7491 frv_legitimate_address_p.
7492 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7493 (TARGET_LEGITIMATE_ADDRESS_P): New.
7495 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7496 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7497 * config/s390/s390.c (legitimate_address_p): Rename to...
7498 (s390_legitimate_address_p): ... this, make static.
7499 (legitimize_address): Adjust call.
7500 (TARGET_LEGITIMATE_ADDRESS_P): New.
7501 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7503 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7504 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7505 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7506 (TARGET_LEGITIMATE_ADDRESS_P): New.
7508 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7509 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7510 * config/spu/spu.c (spu_legitimate_address): Rename to...
7511 (spu_legitimate_address_p): ... this, make static.
7512 (TARGET_LEGITIMATE_ADDRESS_P): New.
7514 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7515 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7516 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7517 (sparc_legitimate_address_p): ... this, make static and return bool.
7518 (legitimize_address): Adjust call.
7519 (TARGET_LEGITIMATE_ADDRESS_P): New.
7521 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7522 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7523 * config/i386/i386.c (legitimate_address_p): Rename to...
7524 (ix86_legitimate_address_p): ... this, make static.
7525 (constant_address_p): Move after it, adjust call.
7526 (TARGET_LEGITIMATE_ADDRESS_P): New.
7528 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7529 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7530 * config/avr/avr.c (legitimate_address_p): Rename to...
7531 (avr_legitimate_address_p): ... this, make static.
7532 (legitimize_address): Adjust call.
7533 (TARGET_LEGITIMATE_ADDRESS_P): New.
7535 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7536 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7537 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7538 (TARGET_LEGITIMATE_ADDRESS_P): New.
7540 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7541 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7542 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7543 (TARGET_LEGITIMATE_ADDRESS_P): New.
7545 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7546 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7548 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7550 (TARGET_LEGITIMATE_ADDRESS_P): New.
7552 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7553 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7555 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7557 (m68hc11_legitimate_address_p): ... this, make static.
7558 (go_if_legitimate_address_internal): Rename to...
7559 (m68hc11_legitimate_address_p_1): ... this.
7560 (legitimize_address): Adjust call.
7561 (TARGET_LEGITIMATE_ADDRESS_P): New.
7563 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7564 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7565 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7566 (TARGET_LEGITIMATE_ADDRESS_P): New.
7568 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7569 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7570 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7571 (mn10300_legitimate_address_p): ... this, make static.
7572 (TARGET_LEGITIMATE_ADDRESS_P): New.
7574 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7575 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7576 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7577 (TARGET_LEGITIMATE_ADDRESS_P): New.
7579 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7580 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7581 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7582 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7583 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7584 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7585 (rs6000_legitimate_address_p): ... this, make static.
7586 (TARGET_LEGITIMATE_ADDRESS_P): New.
7587 (REG_MODE_OK_FOR_BASE_P): Delete.
7588 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7590 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7591 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7593 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7594 static, adjust types.
7595 (TARGET_LEGITIMATE_ADDRESS_P): New.
7597 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7598 * config/score/score.c (score_address_p): Rename to...
7599 (score_legitimate_address_p): ... this.
7600 (TARGET_LEGITIMATE_ADDRESS_P): New.
7601 * config/score/score3.c (score3_address_p): Rename to...
7602 (score3_legitimate_address_p): ... this.
7603 * config/score/score7.c (score7_address_p): Rename to...
7604 (score7_legitimate_address_p): ... this.
7606 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7607 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7608 GO_IF_LEGITIMATE_ADDRESS): Delete.
7609 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7610 thumb2_legitimate_address_p): Delete.
7611 (arm_legitimate_address_p): Rename to...
7612 (arm_legitimate_address_outer_p): ... this.
7613 * config/arm/constraints.md ("Uq"): Adjust call.
7614 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7615 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7617 (arm_legitimate_address_outer_p): ... this.
7618 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7620 (TARGET_LEGITIMATE_ADDRESS_P): New.
7622 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7623 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7624 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7625 (TARGET_LEGITIMATE_ADDRESS_P): New.
7627 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7628 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7629 * config/vax/vax.c (legitimate_address_p): Rename to...
7630 (vax_legitimate_address_p): ... this, make static.
7631 (TARGET_LEGITIMATE_ADDRESS_P): New.
7633 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7634 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7635 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7636 (TARGET_LEGITIMATE_ADDRESS_P): New.
7638 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7639 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7640 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7641 (mmix_legitimate_address_p): ... this, make static.
7642 (TARGET_LEGITIMATE_ADDRESS_P): New.
7644 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7645 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7646 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7647 (TARGET_LEGITIMATE_ADDRESS_P): New.
7649 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7651 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7652 of MODE_COMPLEX_INT.
7654 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7656 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7657 LCT_NORMAL in function call.
7658 * mips-tdump.c (print_file_desc): Add cast to enum type.
7659 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7660 (mark_stabs): Add casts to enum types.
7661 (parse_stabs_common): Add casts to enum types.
7663 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7665 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7666 Check for invalid values of LETTER.
7668 2009-05-13 Taras Glek <tglek@mozilla.com>
7670 * attribs.c (register_attribute): moved out attribute registration
7671 into register_attribute.
7672 * doc/plugins.texi: Documented register_attribute and
7674 * gcc-plugin.h: Added forward decl for register_attribute.
7675 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7676 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7677 PLUGIN_ATTRIBUTES boilerplate.
7679 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7681 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7682 values even in sentinel and empty entries.
7683 (ms_printf_flag_specs): Likewise.
7684 (ms_scanf_flag_specs): Likewise.
7685 (ms_strftime_flag_specs): Likewise.
7686 (ms_print_char_table): Likewise.
7687 (ms_scan_char_table): Likewise.
7688 (ms_time_char_table): Likewise.
7690 2009-05-13 Doug Kwan <dougkwan@google.com>
7692 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7694 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7696 * config/mips/mips.md (store): Add attributes for QI and HI.
7698 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7699 (truncdi<mode>2): ... this new pattern.
7701 2009-05-13 Brad Hards <bradh@kde.org>
7703 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7705 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7706 Ben Elliston <bje@au.ibm.com>
7709 * dse.c (check_mem_read_rtx): Guard against width == -1.
7711 2009-05-13 Michael Matz <matz@suse.de>
7714 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7715 (trivially_conflicts_p): New function.
7716 (insert_backedge_copies): Use it.
7718 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7720 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7721 (handle_stdc_pragma): Use new enum constant names.
7722 (handle_pragma_float_const_decimal64): Ditto.
7724 2009-05-13 Ian Lance Taylor <iant@google.com>
7726 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7729 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7731 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7732 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7734 * config/m68k/m68k.h (FL_UCLINUX): Define.
7736 2009-05-13 Jan Hubicka <jh@suse.cz>
7738 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7740 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7742 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7743 unless -fschedule-insns is specified.
7745 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7748 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7749 TARGET_EXPAND_CBRANCHDI4.
7750 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7751 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7752 (cmpeqdi): Fix comment.
7754 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7756 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7757 (sh_legitimate_address_p): Likewise.
7758 * config/sh/sh.c (sh_legitimate_index_p): New.
7759 (sh_legitimate_address_p): Likewise.
7760 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7761 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7762 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7763 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7764 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7765 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7766 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7767 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7768 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7770 2009-05-12 Jan Hubicka <jh@suse.cz>
7772 * tree-inline.c (estimate_operator_cost): Add operands;
7773 when division happens by constant, it is cheap.
7774 (estimate_num_insns): Loads and stores are not having cost of 0;
7775 EH magic stuff is cheap; when computing runtime cost of switch,
7776 use log2 base of amount of its cases; builtin_expect has cost of 0;
7777 compute cost for moving return value of call.
7778 (init_inline_once): Initialize time_based flags.
7779 * tree-inline.h (eni_weights_d): Add time_based flag.
7781 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7783 * df-core.c: Update head documentation.
7785 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7788 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7789 shadowing exisiting variable op1.
7791 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7794 * config/i386/driver-i386.c (processor_signatures): New enum.
7795 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7796 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7797 processor signature to detect geode processor.
7799 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7803 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7805 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7806 causes spurious differences between trunk and cond-optab branch.
7808 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7810 * dojump.c (compare_from_rtx): Delete.
7811 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7812 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7813 if the comparison does not satisfy the predicate; test predicates for
7814 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7815 further if one existing pattern fails.
7816 * expr.h (compare_from_rtx): Delete.
7817 (prepare_operand): Declare it.
7818 * optabs.c: Change "lib call" to "libcall" throughout.
7819 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7820 HAVE_conditional_trap, emit_cmp_insn): Delete.
7821 (can_compare_p): Delete cmp_optab case.
7822 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7823 Accept other parameters by value.
7824 (prepare_operand): Make non-static.
7825 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7826 other parameters by value. Try to widen operands here based on
7827 an optab_methods argument and looking at cbranch_optab.
7828 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7829 loop. Use cbranch_optab directly.
7830 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7831 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7833 (emit_conditional_move, emit_conditional_add): Inline what's needed
7834 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7835 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7836 with COMPARE. Move cmov_optab and cstore_optab above
7837 with cbranch_optab, move cmp_optab down with ucmp_optab,
7838 remove tst_otpab. Do not initialize trap_rtx.
7839 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7840 for trap code. Do not check HAVE_conditional_trap. Use
7841 prepare_cmp_insn. Accept no predicate for operand 3.
7842 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7843 (OTI_ctrap, ctrap_optab): New.
7844 (tst_optab): Delete.
7845 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7846 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7847 with lookup of ctrap_optab.
7848 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7852 * combine.c (combine_simplify_rtx, simplify_set): Do not
7853 special case comparing against zero for cc0 machines.
7854 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7855 COMPARE on cc0 machines.
7856 (simplify_relational_operation): Return a new expression when
7857 a COMPARE could be removed.
7858 * final.c (final_scan_insn): Compare cc_status values
7859 against LHS of a (compare FOO (const_int 0)) cc0 source.
7860 Also check if cc_status.value is the full compare.
7862 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7863 (cstoreMM4): Document.
7864 (conditional_trap): Document ctrapMM4 instead.
7865 (sync_compare_and_swapMM): Refer to cbranchcc4.
7866 (Dependent Patterns): Eliminate obsolete information referring to
7867 the old jump optimization phase.
7868 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7869 of compares with 0 on cc0 machines.
7870 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7871 avoiding references to cc0. Remove text about storing operands
7873 * doc/tm.texi (Condition Codes): Include blurb on different
7874 condition code representations, separate into subsections for
7875 CC0, MODE_CC and conditional execution.
7877 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7878 alpha_emit_setcc): Accept operands and a machine mode.
7879 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7880 Get code/op0/op1 from operands, use machine mode argument
7881 instead of alpha_compare.fp_p. Emit the branch here.
7882 (alpha_emit_setcc): Likewise, and return boolean.
7883 (alpha_emit_conditional_move): Likewise. Assert that
7884 cmp_op_mode == cmp_mode, and simplify accordingly.
7885 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7886 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7887 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7889 (stack probe test): Use cbranchdi4.
7890 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7892 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7893 * config/arc/arc.h (movsicc, movsfcc): Use it.
7894 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7895 (cbranchsi4, cstoresi4): New.
7896 (cmpsi, bCC and sCC expanders): Remove.
7898 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7899 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7900 * config/arm/predicates.md (arm_comparison_operator): Only include
7901 floating-point operators if there is a hardware floating-point unit.
7902 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7903 deferring to cbranch_cc and cstore_cc respectively.
7904 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7905 cbranch_cc, cstore_cc): New.
7906 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7908 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7910 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7911 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7913 (adjust_insn_length): Adjust calls.
7914 (avr_reorg): Handle (compare (foo) (const_int 0)).
7915 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7916 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7917 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7918 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7920 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7921 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7923 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7924 (cbranchsi4, cstorebi4, cstoresi4): New.
7925 (movbisi): This insn is duplicate, split it to zero_extend.
7926 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7927 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
7928 (bfin_optimize_loop): Use cbranch expander.
7929 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
7930 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
7931 (bfin_bimode_comparison_operator): ... this.
7932 (bfin_direct_comparison_operator): New.
7934 * config/cris/cris.c (cris_normal_notice_update_cc): Look
7935 inside (compare FOO (const_int 0)).
7936 (cris_rtx_costs): Handle ZERO_EXTRACT.
7937 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
7938 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
7939 (*tstdi_v32): Delete.
7940 (*cmpdi_non_v32): Add M alternative for operand 1.
7941 (cmpsi, cmp<mode>): Make private.
7942 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
7944 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
7946 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
7947 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
7948 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
7949 (cc_reg_operand): New.
7951 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
7952 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
7953 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
7954 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
7955 crx_expand_scond): Delete.
7957 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
7959 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
7960 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
7962 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
7963 cstoresi4, cstoresf4, cstoredf4): New.
7964 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
7965 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7966 Receive the entire operands array.
7967 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
7968 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
7969 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7970 Get test/op0/op1 from the operands array.
7971 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
7973 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
7974 (h8300_expand_store): New.
7975 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
7977 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
7978 (h8300_expand_store): New.
7979 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
7980 or do not try to produce (set (cc0) REG).
7981 (peepholes): Wrap arguments with COMPARE. Add a peephole to
7982 change a compare into a move to a scratch register. Disable some
7983 peepholes when comparing with zero.
7984 (tstsi, tsthi, tstsi, cmpqi): Make private.
7987 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
7990 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
7991 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
7992 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
7993 (ix86_emit_i387_log1p): Use cbranchxf2.
7994 (ix86_expand_setcc): Return void.
7995 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
7996 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
7997 cmp<MODEF>, cmpcc): Remove.
7998 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
7999 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
8000 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
8001 (sCC and bCC expanders): Remove.
8002 (stack_protect_test): Use cbranchcc4.
8004 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
8006 (ia64_expand_compare): Accept three rtx by reference and return void.
8007 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
8008 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
8009 from *expr. Update *expr with the BImode comparison to do.
8010 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
8011 cmptf, bCC, sCC, conditional_trap): Delete.
8012 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
8013 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
8014 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
8015 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
8016 * config/ia64/predicates.md (ia64_cbranch_operator): New.
8018 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
8019 type of last argument.
8020 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
8021 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
8022 use machine mode argument instead of branch_type. Remove dead
8023 code for floating-point comparisons.
8024 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
8025 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
8027 (cbranchsi4, cstoresi4): New.
8028 * config/iq2000/predicates.md (reg_or_const_operand): New.
8030 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8031 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8032 (b<code>_op): Rewrite to...
8033 (bcc_op): ... this, using match_operator.
8034 (s<code>_op): Rewrite to...
8035 (scc_op): ... this, using match_operator.
8036 (s<code>_24_op): Rewrite to...
8037 (scc_op_24): ... this, using match_operator.
8038 (s<code>_<mode>): Rewrite to...
8039 (cstore<mode>4): ... this, using match_operator.
8040 (s<code>_<mode>_24): Rewrite to...
8041 (cstore<mode>4_24): ... this, using match_operator.
8042 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
8043 m32c_unpend_compare, m32c_expand_scc): Delete.
8044 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
8045 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
8046 (m32c_expand_movcc): Change NE to EQ if necessary.
8047 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8049 * config/m32r/m32r-protos.h (gen_cond_store): New.
8050 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8051 (gen_cond_store): New, from sCC patterns.
8052 (m32r_expand_block_move): Use cbranchsi4.
8053 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8054 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8055 (cbranchsi4, cstoresi4): New.
8057 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8059 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8060 (m68hc11_notice_update_cc): Look into a compare with 0.
8061 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8063 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8064 cmphi, cmpqi, bCC): Delete.
8065 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8066 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8067 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8070 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8071 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8072 * config/m68k/constraints.md (H): New.
8073 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8074 the define_insn below.
8075 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8076 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8077 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8078 patterns): Wrap RHS with COMPARE.
8079 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8080 (*cmpdi_internal): Name this pattern.
8081 (cmpdi): Change to define_insn.
8082 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8083 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8084 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8086 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8087 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8088 (conditional_trap): Change to...
8089 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8090 (*conditional_trap): Use the ordered_comparison_operator and
8091 const1_operand predicates.
8092 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8093 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8094 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8095 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8097 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8098 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8099 (mcore_gen_compare): New.
8100 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8101 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8102 (mcore_gen_compare): ... this.
8103 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8104 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8105 (stack probe pattern): Use cbranchsi4.
8107 * config/mips/predicates.md (mips_cstore_operator): New.
8108 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
8109 * config/mips/mips.md (any_cond): Delete.
8110 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
8112 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
8113 fixuns_truncsfdi2): Use cbranch patterns.
8114 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
8115 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
8116 Adjust call to mips_expand_conditional_branch.
8117 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
8119 * config/mips/mips-protos.h (mips_expand_conditional_branch,
8120 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
8121 * config/mips/mips.c (cmp_operands): Delete.
8122 (mips_emit_compare): Get comparison operands from *op0/*op1.
8123 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
8124 that it succeeds. Use op0/op1 instead of cmp_operands.
8125 (mips_expand_conditional_branch, mips_expand_conditional_move,
8126 mips_expand_conditional_trap): Likewise.
8127 (mips_block_move_loop): Use cbranch patterns.
8128 * config/mips/mips.h (cmp_operands): Delete.
8130 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
8131 (mmix_gen_compare_reg): Just return a register in the right CC mode.
8132 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
8133 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
8134 (*cmpcc_folded): Rename to...
8135 (*cmpdi_folded): this.
8136 (*cmpcc): Rename to...
8138 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
8141 (cbranchdf4): New. Handle invalid comparisons here.
8142 * config/mmix/predicates.md (float_comparison_operator): New.
8144 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
8145 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
8146 * config/mn10300/mn10300.md (tst): Delete.
8147 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
8148 Name these patterns and wrap RHS in a compare.
8149 (*cmpsi): Make this pattern private. Include tst.
8150 (*cmpsf): Make this pattern private.
8151 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
8152 (compare with zero peepholes): Likewise.
8154 (cbranchsi4, cbranchsf4): New.
8155 (casesi): Use cbranchsi4.
8157 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
8158 hppa_branch_type): Delete.
8159 (return_addr_rtx): Use cbranchsi4.
8160 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
8161 Emit CCFPmode comparison here.
8162 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
8163 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
8164 hppa_branch_type): Delete.
8165 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
8166 (movsicc, movdicc): Remove references to hppa_compare_op0,
8167 hppa_compare_op1 and compare_from_rtx.
8168 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
8169 (casesi): Use cbranchsi4.
8171 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
8172 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
8173 * config/pdp11/pdp11.md (register_or_const0_operand): New.
8174 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
8175 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
8177 (cbranchdf4, cbranchhi4, cbranchqi4): New.
8178 (*branch, *branch_inverted): New.
8180 * config/picochip/picochip.md (cbranchhi4): Use
8181 ordered_comparison_operator.
8182 (cmphi, bCC): Remove.
8184 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
8185 (trap_comparison_operator): Delete.
8186 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
8187 rs6000_emit_cbranch): Accept mode and operands.
8188 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
8189 rs6000_compare_fp_p): Delete.
8190 (rs6000_generate_compare): Accept mode and comparison. Extract code
8191 and op0/op1 from there. Replace references to rs6000_compare_op0
8192 and rs6000_compare_op1.
8193 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
8194 extract result from passed operands.
8195 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
8196 extract loc from passed operands.
8197 (rs6000_emit_cmove): Likewise.
8198 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
8199 rs6000_compare_fp_p): Delete.
8200 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
8201 (cbranch<GPR>4, cbranch<FP>4): New.
8202 (cstore<mode>4): New. Consolidate here all choices about when to use
8203 portable or specialized sCC sequences.
8204 (stack_protect_test): Use cbranchsi4.
8205 (conditional_trap): Replace with ctrap<GPR>4.
8206 (conditional trap insn): Replace trap_comparison_operator with
8207 ordered_comparison_operator.
8209 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
8210 (s390_emit_prologue): Use ctrap.
8211 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
8212 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
8213 New predicates replacing...
8214 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
8215 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
8216 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
8217 (add<mode>cc): Do not use s390_compare_op0/op1.
8218 (s<code>): Change to...
8219 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
8221 (cstorecc4): ... this. Handle EQ or NE equally.
8222 (*sne): Un-privatize for use in cstorecc4.
8223 (b<code>): Change to...
8224 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
8225 (conditional_trap): Replace with...
8226 (ctrap<GPR>4, ctrap<FP>4): ... these.
8227 (stack_protect): Use cbranchcc4.
8229 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
8230 * config/score/score-protos.h (score_gen_cmp): Delete.
8231 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
8232 (score_block_move-loop): Use cbranchsi4.
8233 * config/score/score.md (cbranchsi4): New.
8234 (cmpsi, bCC): Delete.
8235 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
8236 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8237 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
8238 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8239 * config/score/score3.h (score3_gen_cmp): Delete.
8240 * config/score/score7.h (score7_gen_cmp): Delete.
8242 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
8243 (sh_emit_scc_to_t): ... this. Return void.
8244 (from_compare): Rename to...
8245 (sh_emit_compare_and_branch): ... this.
8246 (sh_emit_compare_and_set): New.
8247 (sh_expand_t_scc): Accept operands.
8248 * config/sh/predicates.md (sh_float_comparison_operator): New.
8249 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
8250 (prepare_scc_operands): Rename to...
8251 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
8253 (sh_emit_cheap_store_flag): New.
8254 (sh_emit_set_t_insn): New.
8255 (from_compare): Rename to...
8256 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
8257 handling of TARGET_SH2E floating point to avoid recursive call.
8258 Generate branch here.
8259 (sh_emit_compare_and_set): New.
8260 (sh_expand_t_scc): Get op0/op1 from arguments.
8261 (sh_emit_cheap_store_flag): New.
8262 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
8264 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
8265 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
8266 (movsicc, movdicc): Do nothing when it recreated operands from
8267 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
8268 prepare_scc_operands (now sh_emit_scc_to_t).
8269 (udivdi3): Use cstoresi4.
8270 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
8271 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
8272 (cbranchint4_media, cbranchfp4_media): New.
8273 (casesi): Use cbranchdi4.
8274 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8276 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8277 (movnegt): Remove second operand.
8278 (cbranchsf4, cbranchdf4): New.
8279 (stack_protect): Use cbranchdi4/cbranchsi4.
8281 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8282 (gen_compare_reg): Accept comparison, extract part of it to...
8283 (gen_compare_reg_1): ... this.
8284 (gen_compare_operator): Delete.
8285 (gen_v9_scc): Accept separate destination, comparison code and arms.
8286 Do not use sparc_compare_op0/sparc_compare_op1.
8287 (emit_scc_insn, emit_conditional_branch_insn): New.
8288 (emit_v9_brxx): Make static. Remove useless assertion.
8289 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8291 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8292 * config/sparc/sparc-protos.h (gen_compare_reg,
8293 sparc_emit_float_lib_cmp): Adjust prototype.
8294 (emit_scc_insn, emit_conditional_branch_insn): New.
8295 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8296 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8297 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8298 iterators to the top.
8299 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8300 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8301 snedi_special_trunc): Delete.
8302 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8303 and snedi_special_trunc.
8304 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8305 cbranchdi4, cbranch<F:mode>4): New.
8306 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8307 here. Use gen_compare_reg instead of gen_compare_operator.
8308 (conditional_trap): Replace with...
8309 (ctrapsi4, ctrapdi4): ... this.
8310 (stack_protect_test): Use cbranchcc4.
8312 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8314 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8315 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8316 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8317 from operands[0] or operands[3] depending on is_set.
8318 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8319 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8320 cmpdf, bCC), sCC: Remove.
8321 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8322 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8324 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8325 spu_emit_branch_or_set.
8327 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8329 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8330 xstormy16_compare_op1): Delete.
8331 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8332 xstormy16_compare_op1): Delete.
8333 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8335 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8336 (cmphi, cmpsi, bCC): Remove.
8338 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8339 (*cmpsi): ... this one.
8340 (cbranchsi4, cstoresi4): New.
8341 (bCC expanders): Delete.
8342 (sCC insns): Fold into...
8343 (*setcc): ... this one.
8344 (casesi): Do not use gen_cmpsi and gen_bgtu.
8345 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8346 (movsicc): Simplify.
8347 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8349 * config/vax/vax-protos.h (cond_name): New.
8350 (vax_output_conditional_branch): Remove.
8351 * config/vax/vax.c (cond_name): New.
8352 (vax_output_conditional_branch): Remove.
8353 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8354 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8355 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8356 (bit<VAXint>): Wrap source with (compare).
8357 (b<code> and following unnamed pattern): Rename to *branch and
8358 *branch_reversed. Change macroization to match_operator.
8359 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8361 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8362 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8363 Change last argument to machine_mode.
8364 (xtensa_expand_scc): Add machine_mode argument.
8365 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8366 (gen_conditional_move, xtensa_expand_conditional_branch,
8367 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8368 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8369 Adjust operand numbers.
8370 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8372 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8373 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8374 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8376 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8378 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8379 causes spurious differences between trunk and cond-optab branch.
8381 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8384 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8386 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8388 * tree.c (iterative_hash_pointer): Delete.
8389 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8390 Hash UIDs and versions of SSA names. Don't special-case built-in
8391 function declarations.
8393 2009-05-11 Ian Lance Taylor <iant@google.com>
8396 * graphite.c: Force -Wc++-compat to only be a warning before
8397 #including "cloog/cloog.h".
8399 2009-05-11 Martin Jambor <mjambor@suse.cz>
8401 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8403 2009-05-11 Jan Hubicka <jh@suse.cz>
8405 * tree-ssa-loop-ivcanon.c: Include target.h
8406 (struct loop_size): new structure.
8407 (constant_after_peeling): New predicate.
8408 (tree_estimate_loop_size): New function.
8409 (estimated_unrolled_size): Rewrite for new estimates.
8410 (try_unroll_loop_completely): Use new estimates.
8411 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8413 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8415 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8416 libcpp interface change.
8417 (spu_macro_to_expand): Likewise.
8419 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8421 PR tree-optimization/40026
8422 * gimplify.c (gimplify_init_constructor): Change initial conditional
8423 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8424 optimize_compound_literals_in_ctor.
8426 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8428 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8430 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8432 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8434 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8435 HOST_WIDE_INT for gap.
8437 2009-05-11 Ira Rosen <irar@il.ibm.com>
8439 PR tree-optimization/40074
8440 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8441 account in group size and step comparison.
8443 2009-05-11 Richard Guenther <rguenther@suse.de>
8445 * passes.c (init_optimization_passes): Strip now incorrect comment.
8446 (execute_function_todo): Do not set PROP_alias.
8447 * tree-pass.h (PROP_alias): Remove.
8448 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8449 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8450 * tree-nrv.c (pass_return_slot): Likewise.
8451 * tree-object-size.c (pass_object_sizes): Likewise.
8452 * tree-ssa-dom.c (pass_dominator): Likewise.
8453 (pass_phi_only_cprop): Likewise.
8454 * tree-ssa-dse.c (pass_dse): Likewise.
8455 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8456 (pass_cselim): Likewise.
8457 * tree-ssa-pre.c (pass_pre): Likewise.
8458 (pass_fre): Likewise.
8459 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8460 * tree-ssa-sink.c (pass_sink_code): Likewise.
8461 * tree-stdarg.c (pass_stdarg): Likewise.
8462 * tree-tailcall.c (pass_tail_calls): Likewise.
8463 * tree-vrp.c (pass_vrp): Likewise.
8465 2009-05-10 Ian Lance Taylor <iant@google.com>
8467 * basic-block.h (enum profile_status): Break out of struct
8469 * cgraph.h (struct inline_summary): Break out of struct
8471 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8472 of struct cgraph_order_sort.
8473 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8474 * cse.c (struct branch_path): Break out of struct
8475 cse_basic_block_data.
8476 * except.h (enum eh_region_type): Break out of struct eh_region.
8477 * gcc.c (enum add_del): Break out of struct modify_target.
8478 * genrecog.c (enum decision_type): Break out of struct decision_test.
8479 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8481 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8482 * regmove.c (enum match_use): New enum, broken out of struct match.
8483 * sched-int.h (enum post_call_group): New enum, broken out of
8485 (struct deps_reg): Break out of struct deps.
8486 * target.h (struct asm_int_op): Break out of struct gcc_target.
8487 * tree-eh.c (struct goto_queue_node): Break out of struct
8489 * tree-inline.h (enum copy_body_cge_which): Break out of
8491 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8493 * c-decl.c (in_struct, struct_types): New static variables.
8494 (pushtag): Add loc parameter. Change all callers.
8495 (lookup_tag): Add ploc parameter. Change all callers.
8496 (check_compound_literal_type): New function.
8497 (parser_xref_tag): Add loc parameter. Change all callers. If
8498 -Wc++-compat, warn about struct/union/enum types defined within a
8500 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8501 and loc parameters. Change all callers. Change error calls to
8502 error_at, using loc. For a redefinition, if the location of the
8503 original definition is known, report it. Set in_struct and
8504 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8505 (finish_struct): Add new parameters enclosing_in_struct and
8506 enclosing_struct_types. Change all callers. Set
8507 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8508 in the struct. If in a struct, add this struct to struct_types.
8509 (start_enum): Add loc parameter. Change all callers. Use
8510 error_at for errors, using loc. For a redefinition, if the
8511 location of the original definition is known, report it. If in a
8512 struct, add this enum type to struct_types. If -Wc++-compat warn
8513 if in sizeof, typeof, or alignof.
8514 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8515 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8516 (c_parser_enum_specifier): Get enum location for start_enum.
8517 (c_parser_struct_or_union_specifier): Get struct location for
8518 start_struct. Save in_struct and struct_types status between
8519 start_struct and finish_struct.
8520 (c_parser_cast_expression): Get location of cast.
8521 (c_parser_alignof_expression): Get location of type.
8522 (c_parser_postfix_expression): Likewise.
8523 (c_parser_postfix_expression_after_paren_type): Add type_loc
8524 parameter. Change all callers. Call check_compound_literal_type.
8525 Use type_loc for error about variable size type.
8526 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8527 of an enum constant from an enum type defined in a struct or union.
8528 (c_cast_expr): Add loc parameter. Change all callers. If
8529 -Wc++-compat, warn about defining a type in a cast.
8530 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8531 (start_enum, start_struct, finish_struct): Update declarations.
8532 (parser_xref_tag, c_cast_expr): Update declarations.
8533 (check_compound_literal_type): Declare.
8535 2009-05-11 Ben Elliston <bje@au.ibm.com>
8537 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8538 for recent libcpp interface change.
8539 (rs6000_macro_to_expand): Likewise.
8541 2009-05-10 Michael Matz <matz@suse.de>
8544 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8545 not at entry of function.
8547 2009-05-10 Richard Guenther <rguenther@suse.de>
8549 PR tree-optimization/40081
8551 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8552 using the main variant of the element type. Do not fiddle with
8553 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8555 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8556 structs with volatile fields.
8558 2009-05-10 Jan Hubicka <jh@suse.cz>
8560 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8561 (estimate_move_cost): Assert that it does not get called for
8563 (estimate_num_insns): Skip VOID types in argument handling.
8564 (optimize_inline_calls): Delete unreachable blocks and verify that
8567 2009-05-10 Jan Hubicka <jh@suse.cz>
8569 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8570 * cgraph.c (cgraph_mark_address_taken_node): New function.
8571 (dump_cgraph_node): Dump new flag.
8572 * cgraph.h (struct cgraph_node): Add address_taken.
8573 (cgraph_mark_address_taken_node): New function.
8574 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8575 since new direct calls can be born.
8577 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8579 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8582 2009-05-10 Jan Hubicka <jh@suse.cz>
8585 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8587 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8588 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8589 * tree-inline.c (copy_bb): Set frequency correctly.
8590 (fold_marked_statements): Update call to
8591 cgraph_update_edges_for_call_stmt.
8593 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8595 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8596 identifiers in diagnostics.
8597 * config/arm/arm.c (arm_handle_fndecl_attribute,
8598 arm_handle_isr_attribute): Likewise.
8599 * config/avr/avr.c (avr_handle_progmem_attribute,
8600 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8601 * config/bfin/bfin.c (handle_int_attribute,
8602 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8603 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8604 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8606 * config/darwin.c (darwin_handle_kext_attribute,
8607 darwin_handle_weak_import_attribute): Likewise.
8608 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8609 h8300_handle_eightbit_data_attribute,
8610 h8300_handle_tiny_data_attribute): Likewise.
8611 * config/i386/i386.c (ix86_handle_cconv_attribute,
8612 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8613 * config/i386/winnt.c (ix86_handle_shared_attribute,
8614 ix86_handle_selectany_attribute): Likewise.
8615 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8616 * config/m32c/m32c.c (function_vector_handler): Likewise.
8617 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8618 m68hc11_handle_fntype_attribute): Likewise.
8619 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8620 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8621 * config/mips/mips.c (mips_insert_attributes,
8622 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8623 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8624 rs6000_handle_struct_attribute): Likewise.
8625 * config/sh/sh.c (sh_insert_attributes,
8626 sh_handle_resbank_handler_attribute,
8627 sh_handle_interrupt_handler_attribute,
8628 sh2a_handle_function_vector_handler_attribute,
8629 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8631 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8632 * config/spu/spu.c (spu_handle_fndecl_attribute,
8633 spu_handle_vector_attribute): Likewise.
8634 * config/stormy16/stormy16.c
8635 (xstormy16_handle_interrupt_attribute): Likewise.
8636 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8637 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8639 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8641 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8642 (pp_translate_identifiers): New.
8643 (pp_identifier): Only conditionally translate identifier to locale
8645 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8646 (pp_base_tree_identifier): Only conditionally translate identifier
8647 to locale character set.
8648 * c-pretty-print.c (M_): Define.
8649 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8650 fragments for conditional translation with M_.
8651 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8652 identifier translation.
8654 2009-05-10 Richard Guenther <rguenther@suse.de>
8656 PR tree-optimization/40081
8657 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8658 using the main variant of the element type. Do not fiddle with
8659 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8661 2009-05-09 Jan Hubicka <jh@suse.cz>
8664 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8665 indirect calls; verify cgraph afterwards.
8667 2009-05-09 Jan Hubicka <jh@suse.cz>
8670 * ipa.c (update_inlined_to_pointer): New function.
8671 (cgraph_remove_unreachable_nodes): Use it.
8673 2009-05-09 Jan Hubicka <jh@suse.cz>
8675 * tree-eh.c (struct leh_state): Remove prev_try.
8676 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8678 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8679 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8680 remove_eh_handler_and_replace, foreach_reachable_handler,
8681 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8682 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8683 (gen_eh_region_cleanup): Update prototype.
8685 2009-05-09 Jan Hubicka <jh@suse.cz>
8688 * except.c (copy_eh_region): Always set prev_try.
8689 (redirect_eh_edge_to_label): Find outer try.
8690 (foreach_reachable_handler): When looking for prev try
8691 handle case where previous try is not going to be taken.
8693 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8695 PR tree-optimization/40049
8696 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8697 only vector/vector shifts, convert the type of the constant to the
8698 appropriate type to avoid building incorrect trees, which
8699 eventually have problems with garbage collection.
8701 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8703 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8704 -1 for complex floating-point types if honoring signed zeros.
8706 2009-05-08 Jan Hubicka <jh@suse.cz>
8708 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8709 argument; handle correctly when profile is absent.
8710 (build_cgraph_edges): Update.
8711 (rebuild_cgraph_edges): Update.
8712 * cgraph.c: Do not include varray.h.
8713 (cgraph_set_call_stmt_including_clones): New function.
8714 (cgraph_create_edge_including_clones): Likewise
8715 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8716 (cgraph_update_edges_for_call_stmt): Handle clones.
8717 (cgraph_remove_node): Handle clone tree.
8718 (cgraph_remove_node_and_inline_clones): New function.
8719 (dump_cgraph_node): Dump clone tree.
8720 (cgraph_clone_node): Handle clone tree.
8721 (clone_function_name): Bring here from tree-inline.c.
8722 (cgraph_create_virtual_clone): New function.
8723 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8724 (cgraph_clone_info): New function.
8725 (strut cgraph_node): Add clone_info and new clone tree pointers.
8726 (cgraph_remove_node_and_inline_clones,
8727 cgraph_set_call_stmt_including_clones,
8728 cgraph_create_edge_including_clones,
8729 cgraph_create_virtual_clone): Declare.
8730 (cgraph_function_versioning): Use VEC argument.
8731 (compute_call_stmt_bb_frequency): Update prototype.
8732 (cgraph_materialize_all_clones): New function.
8733 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8734 (ipcp_create_replace_map): Update to VECtors.
8735 (ipcp_update_callgraph): Use virtual clones.
8736 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8737 (ipcp_update_profiling): Do not update local profiling.
8738 (ipcp_insert_stage): Use VECtors and virtual clones.
8739 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8740 (clone_of_p): New function.
8741 (cgraph_preserve_function_body_p): Use clone tree.
8742 (cgraph_optimize): Materialize clones.
8743 (cgraph_function_versioning): Update for VECtors.
8744 (save_inline_function_body): Use clone tree.
8745 (cgraph_materialize_clone): New function.
8746 (cgraph_materialize_all_clones): Likewise.
8747 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8748 * ipa.c: Include gimple.h.
8749 (cgraph_remove_unreachable_nodes): Use clone tree.
8750 * ipa-prop.c (ipa_note_param_call): Update call to
8751 compute_call_stmt_bb_frequencycall.
8752 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8753 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8754 (copy_bb): Handle updating of clone tree; add new edge when new call
8756 (expand_call_inline): Be strict about every call having edge.
8757 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8758 (delete_unreachable_blocks_update_callgraph): New function.
8759 (tree_function_versioning): Use VECtors; always remove unreachable
8760 blocks and fold conditionals.
8761 * tree-inline.h: Do not include varray.h.
8762 (tree_function_versioning): Remove.
8763 * Makefile.in (GTFILES): Remove tree-inline.c
8764 * passes.c (do_per_function): Do only functions having body.
8765 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8768 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8769 Andrew Morrow <acm@google.com>
8772 * c-common.c (c_common_attribute_table): Permit deprecated
8773 attribute to take an optional argument.
8774 (handle_deprecated_attribute): If the optional argument to
8775 __attribute__((deprecated)) is not a string ignore the attribute
8778 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8779 * c-typeck.c (build_component_ref): Likewise.
8780 (build_external_ref): Likewise.
8782 * toplev.c (warn_deprecated_use): Add an attribute argument.
8783 Emit the message associated with __attribute__((deprecated)).
8785 * toplev.h (warn_deprecated_use): Updated.
8787 * doc/extend.texi: Document new optional parameter to
8788 __attribute__((deprecated))
8790 2009-05-08 Michael Eager <eager@eagercon.com>
8792 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8793 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8795 2009-05-08 Richard Guenther <rguenther@suse.de>
8797 PR tree-optimization/40062
8798 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8799 Avoid exponential behavior.
8801 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8803 PR rtl-optimization/33928
8805 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8806 process_uses, build_single_def_use_links): New.
8807 (update_df): Update use_def_ref.
8808 (forward_propagate_into): Use get_def_for_use instead of use-def
8810 (fwprop_init): Call build_single_def_use_links and let it initialize
8812 (fwprop_done): Free use_def_ref.
8813 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8814 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8815 df_rd_simulate_one_insn): New.
8816 (df_rd_bb_local_compute_process_def): Update head comment.
8817 (df_chain_create_bb): Use the new RD simulation functions.
8818 * df.h (df_rd_simulate_artificial_defs_at_top,
8819 df_rd_simulate_one_insn): New.
8820 * opts.c (decode_options): Enable fwprop at -O1.
8821 * doc/invoke.texi (-fforward-propagate): Document this.
8823 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8826 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8827 and one complex operand specially.
8828 * tree-complex.c (some_nonzerop): Do not identify a real value as
8829 zero if flag_signed_zeros.
8831 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8833 PR rtl-optimization/33928
8834 * loop-invariant.c (record_use): Fix && vs. || mishap.
8836 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8838 PR rtl-optimization/33928
8839 * loop-invariant.c (struct use): Add addr_use_p.
8840 (struct def): Add n_addr_uses.
8841 (struct invariant): Add cheap_address.
8842 (create_new_invariant): Set cheap_address.
8843 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8844 (record_uses): Pass df_ref to record_use.
8845 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8848 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8850 * config/sh/sh.c: Do not include c-pragma.h.
8852 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8854 * config/spu/spu.c: Remove include of c-common.h.
8856 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8859 * c-common.h (mark_valid_location_for_stdc_pragma,
8860 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8861 clear_float_const_decimal64, float_const_decimal64_p): New.
8862 * c.opt (Wunsuffixed-float-constants): New.
8863 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8864 unsuffixed float constant, handle new warning.
8865 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8866 * c-decl.c (c_scope): New flag float_const_decimal64.
8867 (set_float_const_decimal64, clear_float_const_decimal64,
8868 float_const_decimal64_p): New.
8869 (push_scope): Set new flag.
8870 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8871 to use STDC pragmas.
8872 (c_parser_external_declaration): Ditto.
8873 (c_parser_compound_statement_nostart): Ditto.
8874 * c-pragma.c (valid_location_for_stdc_pragma,
8875 mark_valid_location_for_stdc_pragma,
8876 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8877 handle_pragma_float_const_decimal64): New.
8878 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8879 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8880 set_float_const_decimal64, clear_float_const_decimal64,
8881 float_const_decimal64_p): New dummy functions.
8882 * doc/extend.texi (Decimal Float): Remove statement that the
8883 pragma, and suffix for double constants, are not supported.
8884 * doc/invoke.texi (Warning Options): List new option.
8885 (-Wunsuffixed-float-constants): New.
8887 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8889 * config/i386/i386.c: Do not include c-common.h.
8891 2009-05-07 Mark Heffernan <meheff@google.com>
8893 * doc/invoke.texi (Debugging Options): Document change of debugging
8895 * opts.c (decode_options): Make dump_base_name relative to
8896 aux_base_name directory.
8898 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8900 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8901 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8903 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8905 * Makefile.in (install-plugin): Simplify a bit.
8907 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8909 * Makefile.in (OBJS-common): Add regcprop.o.
8911 * timevar.def (TV_CPROP_REGISTERS): New.
8912 * regrename.c (regrename_optimize): Return 0.
8913 (rest_of_handle_regrename): Delete.
8914 (pass_rename_registers): Point to regrename_optimize.
8915 (struct value_data_entry, struct value_data,
8916 kill_value_one_regno, kill_value_regno, kill_value,
8917 set_value_regno, init_value_data, kill_clobbered_value,
8918 kill_set_value, kill_autoinc_value, copy_value,
8919 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8920 replace_oldest_value_reg, replace_oldest_value_addr,
8921 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8922 debug_value_data, validate_value_data): Move...
8923 * regcprop.c: ... here.
8924 (rest_of_handle_cprop): Delete.
8925 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8927 2009-05-07 Jakub Jelinek <jakub@redhat.com>
8930 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
8931 GEN_INT for 1 << bitnum.
8932 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
8935 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
8937 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
8938 Remove wrong description of "nand" operation.
8940 2009-05-06 Richard Guenther <rguenther@suse.de>
8941 Adam Nemet <anemet@caviumnetworks.com>
8943 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
8944 comment. Add that if LHS is not a gimple register, then RHS1 has
8945 to be a single object (GIMPLE_SINGLE_RHS).
8947 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
8949 * expr.c (get_def_for_expr): Move it up in the file.
8950 (store_field): When expanding a bit-field store, look at the
8951 defining gimple stmt for the masking conversion.
8953 2009-05-06 Janis Johnson <janis187@us.ibm.com>
8956 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
8957 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
8958 32-bit memcpy into long.
8960 2009-05-06 Jakub Jelinek <jakub@redhat.com>
8962 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
8963 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
8965 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
8966 instead of appending DW_OP_deref*.
8968 2009-05-06 Michael Matz <matz@suse.de>
8971 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
8972 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
8974 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
8976 * Makefile.in (install-plugin): Fix srcdir handling.
8978 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
8980 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
8981 when processing for not_regs_needed bitmap.
8982 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
8983 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
8984 handling it for rhs.
8986 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8988 * config/i386/i386.md (unnamed inc/dec peephole): Use
8989 optimize_insn_for_size_p instead of optimize_size.
8990 * config/i386/predicates.md (incdec_operand): Likewise.
8991 (aligned_operand): Likewise.
8992 * config/i386/sse.md (divv8sf3): Likewise.
8993 (sqrtv8sf2): Likewise.
8995 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8997 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
8999 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
9001 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9003 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
9004 ssemodesuffixf2c with avxmodesuffixf2c.
9006 2009-05-06 Joseph Myers <joseph@codesourcery.com>
9009 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
9011 2009-05-05 Jakub Jelinek <jakub@redhat.com>
9013 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
9014 (struct tree_base): Adjust spacing for 8 bit boundaries.
9015 (struct tree_decl_common): Add decl_by_reference_flag bit.
9016 (DECL_BY_REFERENCE): Adjust.
9017 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
9018 print DECL_BY_REFERENCE bit.
9019 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
9020 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
9021 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
9022 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
9026 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
9027 range of the type, but default label is missing, add it with one
9028 of the existing labels instead of adding a new label for it.
9030 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9034 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9036 * Makefile.in (enable_plugin, plugin_includedir): New.
9037 (install): Depend on install-plugin.
9038 (PLUGIN_HEADERS): New.
9039 (install-plugin): New.
9040 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
9042 2009-05-05 Richard Guenther <rguenther@suse.de>
9044 PR tree-optimization/40022
9045 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
9047 (phivn_valid_p): Fix tuplification error, simplify.
9048 (phiprop_insert_phi): Add dumps.
9049 (propagate_with_phi): Simplify.
9051 2009-05-05 Richard Guenther <rguenther@suse.de>
9054 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9056 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9058 * tree.h (strip_float_extensions): Remove duplicate declaration.
9059 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9060 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9061 block_ultimate_origin): Rearrange the declarations line to match the
9062 comment that indicates the .c file which the functions are defined.
9063 (dwarf2out_*, set_decl_rtl): Add comment.
9064 (get_base_address): Adjust comment.
9065 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9066 declarations line and add comment.
9067 (is_builtin_name): Add blank after function name, for clarity.
9069 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9071 * attribs.c (decl_attributes): Use %qE for identifiers in
9073 * cgraphunit.c (verify_cgraph_node): Translate function names to
9074 locale character set in diagnostics.
9075 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9077 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9078 Document that functions are named in UTF-8.
9079 * expr.c (expand_expr_real_1): Translate function names to locale
9080 character set in diagnostics.
9081 * gimplify.c (omp_notice_variable, omp_is_private,
9082 gimplify_scan_omp_clauses): Use %qE for identifiers in
9084 * langhooks.c (lhd_print_error_function): Translate function names
9085 to locale character set.
9086 * langhooks.h (decl_printable_name): Document that return value is
9087 in internal character set.
9088 * stmt.c: Include pretty-print.h
9089 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9091 (resolve_operand_name_1): Translate named operand name to locale
9093 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9095 * toplev.c (announce_function): Translate function names to locale
9097 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9098 (default_tree_printer): Use pp_identifier or translate identifiers
9099 to locale character set. Mark "<anonymous>" for translation.
9100 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9101 for identifiers in diagnostics.
9102 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9104 * varasm.c (output_constructor): Use %qE for identifiers in
9107 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
9109 * configure.ac: use ` ` instead of $()
9110 * configure: Regenerate.
9112 2009-05-05 Ben Elliston <bje@au.ibm.com>
9114 * config/pa/linux-atomic.c: Eliminate conditional include of
9115 errno.h on non-LP64 systems to simplify build requirements.
9117 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9119 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
9121 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
9122 and pass value to identifier_to_locale.
9123 (warn_variable_length_array): Make name a tree.
9124 (grokdeclarator): Separate diagnostic texts for named and unnamed
9125 declarators. Use %qE for named declarators.
9126 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
9128 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
9129 identifiers in diagnostics.
9130 * c-typeck.c (push_member_name, start_init): Pass identifiers to
9131 identifier_to_locale. Mark "anonymous" strings for translation.
9133 2009-05-04 Michael Eager <eager@eagercon.com>
9135 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
9136 address for DImode/DFmode only if double-precision FP regs.
9138 2009-05-04 Michael Eager <eager@eagercon.com>
9140 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
9141 TARGET_SINGLE_FLOAT check.
9143 2009-05-04 Michael Eager <eager@eagercon.com>
9145 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
9147 2009-05-04 Michael Eager <eager@eagercon.com>
9149 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
9150 * config/rs6000/t-xilinx: New
9152 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
9154 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
9155 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
9156 * gcc/explow.c (memory_address): Use target hook.
9157 * gcc/targhooks.c (default_legitimize_address): New.
9158 * gcc/targhooks.h (default_legitimize_address): New.
9159 * gcc/target.h (legitimize_address): New.
9160 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
9161 (TARGET_INITIALIZER): Include it.
9162 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
9164 * config/bfin/bfin-protos.h (legitimize_address): Remove.
9165 * config/bfin/bfin.c (legitimize_address): Remove.
9166 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
9167 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
9169 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
9170 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
9172 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
9173 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
9174 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
9175 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
9176 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
9177 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
9178 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
9179 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
9180 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
9181 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
9182 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
9183 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
9184 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
9185 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
9186 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
9187 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
9188 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
9189 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
9190 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
9191 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
9192 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
9193 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
9194 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
9196 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
9197 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
9198 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
9199 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
9200 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
9201 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
9202 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
9203 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
9204 (thumb_legitimize_address): Delete.
9205 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
9206 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
9207 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
9208 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
9209 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
9210 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
9212 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
9215 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
9216 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
9217 * config/m32r/m32r.c (m32r_legitimize_address): New.
9218 * config/m68k/m68k.c (m68k_legitimize_address): New.
9219 * config/score/score.c (score_legitimize_address): Standardize.
9220 * config/score/score3.c (score3_legitimize_address): Standardize.
9221 * config/score/score3.h (score3_legitimize_address): Adjust.
9222 * config/score/score7.c (score7_legitimize_address): Standardize.
9223 * config/score/score7.h (score7_legitimize_address): Adjust.
9224 * config/sh/sh.c (sh_legitimize_address): New.
9225 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
9227 * gcc/config/s390/s390.c (legitimize_address): Rename to...
9228 (s390_legitimize_address): ... this.
9229 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
9230 (sparc_legitimize_address): ... this.
9231 * gcc/config/i386/i386.c (legitimize_address): Rename to...
9232 (ix86_legitimize_address): ... this.
9233 * gcc/config/avr/avr.c (legitimize_address): Rename to...
9234 (avr_legitimize_address): ... this.
9235 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
9236 (mn10300_legitimize_address): ... this.
9237 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
9238 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
9239 (alpha_expand_mov): Adjust call.
9241 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
9242 * config/spu/spu.c (spu_legitimize_address): Likewise.
9243 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
9244 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
9246 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9248 * intl.c (locale_encoding, locale_utf8): New.
9249 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
9250 * intl.h (locale_encoding, locale_utf8): Declare.
9251 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
9252 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
9254 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
9256 (pp_tree_identifier): Define to call pp_base_tree_identifier.
9257 (pp_base_tree_identifier): Declare as function.
9258 (identifier_to_locale): Declare.
9259 * Makefile.in (pretty-print.o): Update dependencies.
9260 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
9262 2009-05-04 Richard Guenther <rguenther@suse.de>
9265 * builtins.c (fold_builtin_memory_op): Do not decay to element
9266 type if the size matches the whole array.
9268 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9270 * expmed.c (synth_mult): When trying out a shift, pass the result
9273 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9275 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9276 (shiftsub1_cost): New.
9277 (init_expmed): Compute shiftsub1_cost.
9278 (synth_mult): Optimize multiplications by constants of the form
9279 -(2^^m-1) for some constant positive integer m.
9281 2009-05-03 Richard Guenther <rguenther@suse.de>
9284 * c-typeck.c (array_to_pointer_conversion): Do not built
9285 ADDR_EXPRs of arrays of pointer-to-element type.
9286 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9287 up wrong ADDR_EXPRs after-the-fact.
9288 * c-common.c (strict_aliasing_warning): Strip pointer
9289 conversions for obtaining the original type.
9290 * builtins.c (fold_builtin_memset): Handle array types.
9291 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9294 2009-05-03 Richard Guenther <rguenther@suse.de>
9297 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9298 Do not lose casts from array types with unknown extent to array
9299 types with known extent.
9300 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9301 alias set compatibility.
9303 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9305 * flags.h (extra_warnings): Delete.
9306 * toplev.c (process_options): Handle Wuninitialized here.
9307 * opts.c (extra_warnings): Delete.
9308 (set_Wextra): Delete.
9309 (common_handle_option): -Wextra can be handled automatically.
9310 * c-opts.c (c_common_handle_option): Delete obsolete code.
9311 (c_common_post_options): Simplify comment.
9312 * common.opt (W): Add Var.
9314 (Wuninitialized): Initialize to -1.
9316 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9317 Richard Guenther <rguenther@suse.de>
9319 * expr.c (get_def_for_expr): New function.
9320 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9321 SSA rather than trees.
9322 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9323 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9325 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9327 * c-common.c (reswords): Add _Imaginary.
9328 * c-common.c (enum rid): Add RID_IMAGINARY.
9330 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9332 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9333 Patch by Richard Guenther.
9335 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9337 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9338 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9339 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9340 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9341 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9342 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9343 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9344 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9345 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9346 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9347 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9348 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9349 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9350 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9351 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9352 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9353 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9354 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9356 2009-05-02 Richard Guenther <rguenther@suse.de>
9358 PR tree-optimization/39940
9359 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9362 2009-05-02 Richard Guenther <rguenther@suse.de>
9365 * tree-ssa.c (execute_update_addresses_taken): Properly check
9366 if we can mark a variable DECL_GIMPLE_REG_P.
9367 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9368 back to the end of the function.
9369 (is_gimple_reg_type): Remove complex type special casing.
9370 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9373 2009-05-02 Ben Elliston <bje@au.ibm.com>
9375 * doc/collect2.texi (Collect2): Document search path behaviour
9376 when configured with --with-ld.
9378 2009-05-02 Jan Hubicka <jh@suse.cz>
9380 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9381 parameter; update callers.
9382 (coalesce_cost_edge): EH edges are costier because they needs
9383 splitting even if not critical and even more costier when there are
9384 multiple EH predecestors.
9386 2009-05-02 Jan Hubicka <jh@suse.cz>
9388 * except.c (remove_eh_handler_and_replace): Handle updating after
9389 removing TRY blocks.
9391 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9393 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9395 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9397 * varasm.c: Do not include c-pragma.h.
9398 * attribs.c: Do not incude c-common.h.
9400 2009-05-01 Michael Matz <matz@suse.de>
9402 * calls.c (initialize_argument_information): Handle SSA names like
9403 decls with a non MEM_P DECL_RTL.
9405 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9407 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9408 * ipa-utils.c: Likewise.
9409 * ipa-type-escape.c: Likewise.
9410 * cgraphunit.c Do not include c-common.h.
9411 * ipa-pure-const.c: Likewise.
9412 * tree-if-conv.c: Likewise.
9413 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9414 * ipa-struct-reorg.c: Likewise.
9415 * tree-nomudflap.c: Likewise.
9416 * tree-ssa-structalias.c: Likewise.
9418 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9420 * store-motion.c: Many cleanups to make this pass a first-class
9421 citizen instead of an appendix to gcse load motion. Add TODO list
9422 to make this pass faster/cleaner/better.
9424 (struct ls_expr): Post gcse.c-split cleanups.
9425 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9426 "stores" field to "avail_stores".
9427 (pre_ldst_mems): Rename to store_motion_mems.
9428 (pre_ldst_table): Rename to store_motion_mems_table.
9429 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9430 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9431 (ldst_entry): Rename to st_expr_entry, update users.
9432 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9433 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9434 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9436 (first_ls_expr): Rename to first_st_expr, update users.
9437 (next_ls_expr): Rename to next_st_expr, update users.
9438 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9439 fields properly for store motion instead of names inherited from load
9441 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9442 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9445 (ae_kill): Rename to st_kill, update users.
9446 (ae_gen): Rename to st_avloc, update users.
9447 (transp): Rename to st_transp, update users.
9448 (pre_insert_map): Rename to st_insert_map, update users.
9449 (pre_delete_map): Rename to st_delete_map, update users.
9450 (insert_store, build_store_vectors, free_store_memory,
9451 one_store_motion_pass): Update for abovementioned changes.
9453 (gcse_subst_count, gcse_create_count): Remove.
9454 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9455 and "n_stores_created", local variables.
9457 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9460 (regvec, compute_store_table_current_insn): Remove.
9461 (reg_set_info, reg_clear_last_set): Remove.
9462 (compute_store_table): Use DF caches instead of local dataflow
9465 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9467 * c-objc-common.c (c_tree_printer): Print identifiers with
9468 pp_identifier, not pp_string. Mark "({anonymous})" for
9470 * c-pretty-print.c (pp_c_ws_string): New.
9471 (pp_c_cv_qualifier, pp_c_type_specifier,
9472 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9473 pp_c_storage_class_specifier, pp_c_function_specifier,
9474 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9475 pp_c_primary_expression, pp_c_postfix_expression,
9476 pp_c_unary_expression, pp_c_shift_expression,
9477 pp_c_relational_expression, pp_c_equality_expression,
9478 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9479 use pp_string and pp_c_ws_string in place of pp_identifier and
9480 pp_c_identifier for non-identifiers. Mark English strings for
9482 * c-pretty-print.h (pp_c_ws_string): Declare.
9484 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9485 Roland McGrath <roland@redhat.com>
9487 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9488 (ENABLE_LD_BUILDID): New configuration option.
9489 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9490 (LINK_BUILDID_SPEC): New macro.
9491 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9493 * doc/install.texi: Document --enable-linker-build-id option.
9494 * configure: Rebuild.
9495 * config.in: Rebuild.
9497 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9499 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9500 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9501 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9502 MIPS_GP_SAVE_AREA_SIZE.
9503 * config/mips/mips.c (struct mips_frame_info): Update comment
9504 before arg_pointer_offset and hard_frame_pointer_offset.
9505 (mips_compute_frame_info): Update diagram before function: to
9506 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9507 indicate the position of frame_pointer_rtx with -fstack-protector and
9508 to show args_size. Don't allocate cprestore area for leaf functions
9509 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9511 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9513 2009-04-30 Michael Matz <matz@suse.de>
9515 PR tree-optimization/39955
9516 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9518 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9520 * ira.c (setup_cover_and_important_classes): Use safe macro
9521 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9523 * genpreds.c (write_tm_preds_h): Output suitable definition of
9524 REG_CLASS_FOR_CONSTRAINT.
9526 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9528 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9530 * bitmap.c (bitmap_descriptor): Likewise.
9531 * ggc-common.c (loc_descriptor): Likewise.
9532 * varray.c (varray_descriptor): Likewise.
9533 * vec.c (vec_descriptor): Likewise.
9535 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9537 * Makefile.in (dce.o): Add $(EXCEPT_H).
9538 * dce.c: Include except.h and delete redundant vector definitions.
9539 (deletable_insn_p): Return false for non-call insns that can throw
9542 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9544 * gcse.c (ae_gen): Remove.
9545 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9546 and make non-static function to make it available in store-motion.c.
9547 Update call sites with search-and-replace.
9548 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9549 extract_mentioned_regs, extract_mentioned_regs_helper,
9550 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9551 store_killed_in_insn, store_killed_after, store_killed_before,
9552 build_store_vectors, insert_insn_start_basic_block, insert-store,
9553 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9554 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9555 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9556 * store-motion.c: ...new file. Also copy data structures from gcse.c
9557 and clean up to remove parts not used by store motion.
9558 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9559 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9561 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9564 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9565 when optimizing for size.
9567 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9569 * gcse.c (gcse_constant_p): Fix typo in last change.
9571 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9573 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9575 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9577 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9579 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9581 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9582 CONST_HIGH_PART result.
9584 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9586 * config/avr/avr.c (initial_elimination_offset): Rename to
9587 avr_initial_elimination_offset.
9588 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9589 change return type to bool.
9590 (avr_can_eliminate): New function.
9591 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9592 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9593 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9594 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9595 avr_initial_elimination_offset.
9596 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9597 (avr_initial_elimination_offset): Define.
9599 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9600 Steven Bosscher <steven@gcc.gnu.org>
9602 PR rtl-optimization/39938
9603 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9604 * cfgrtl.c: Include insn-attr.h.
9605 (rest_of_pass_free_cfg): New function.
9606 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9607 * resource.c (init_resource_info): Remove call to df_analyze.
9609 2009-04-29 Richard Guenther <rguenther@suse.de>
9612 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9613 allow conversion to signed integers.
9615 2009-04-29 Richard Guenther <rguenther@suse.de>
9617 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9618 shifts of floating point vectors if the shift amount is
9619 a constant multiple of the element size.
9621 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9622 Michael Matz <matz@suse.de>
9626 * tree-outof-ssa.c (emit_partition_copy): New function.
9627 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9628 insert_part_to_rtx_on_edge): Perform the partition base var
9629 copy using emit_partition_copy.
9630 (insert_value_copy_on_edge): Convert constants to the right mode.
9631 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9632 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9634 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9636 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9637 scan backwards to try to find a constant to initialize it.
9639 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9640 insn before the loop_end instruction, don't look past labels.
9642 2009-04-29 Richard Guenther <rguenther@suse.de>
9645 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9646 loose type conversions.
9647 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9648 stmts only if there are no uses of its definition.
9650 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9652 * config/bfin/bfin.h (splitting_loops): Declare.
9653 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9654 Reorder bit definitions to be ascending.
9655 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9656 * config/bfin/bfin.c (splitting_loops): New variable.
9657 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9658 (struct loop_info): Remove members INIT and LOOP_INIT.
9659 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9660 the LSETUP sequence. Allow LC to be loaded from any register, but
9661 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9662 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9664 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9665 of reload_completed.
9668 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9670 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9672 * Makefile.in (PLUGIN_VERSION_H): New.
9673 (OBJS-common): Remove plugin-version.o.
9674 (plugin.o): Depend on (PLUGIN_VERSION_H).
9675 (plugin-version.o): Remove.
9676 * configure: Regenerate
9677 * configure.ac: Create plugin-version.h.
9678 * gcc-plugin.h (plugin_gcc_version): Remove.
9679 (plugin_default_version_check): Change signature.
9680 * plugin-version.c: Remove.
9681 * plugin.c: Include plugin-version.h.
9682 (str_plugin_gcc_version_name): Remove.
9683 (try_init_one_plugin): Pass gcc version to plugin_init.
9684 (plugin_default_version_check): Both gcc and plugin versions are now
9687 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9689 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9690 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9691 Remove special case testing for last insn of inner loops. Don't fail
9692 if the loop ends with a jump, emit an extra nop instead.
9694 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9695 DREGS rather than comparing directly. Remove code that tries to
9696 account for latencies.
9698 2009-04-29 Richard Guenther <rguenther@suse.de>
9700 PR tree-optimization/39941
9701 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9702 eliminating an indirect call.
9704 2009-04-29 Richard Guenther <rguenther@suse.de>
9706 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9707 parameter. Allow invariants as base if !require_lvalue.
9708 (verify_gimple_assign_single): Adjust.
9710 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9712 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9713 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9714 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9715 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9716 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9718 * config/bfin/bfin.c (bfin_expand_builtin,
9719 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9721 2009-04-28 Richard Guenther <rguenther@suse.de>
9723 * tree-vect-loop.c (get_initial_def_for_induction): Use
9724 correct types for pointer increment.
9726 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9728 * toplev.c (print_version): Update GMP version string calculation.
9730 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9732 PR rtl-optimization/39938
9733 * resource.c (init_resource_info): Add call to df_analyze.
9735 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9737 * config/alpha/alpha.md (usegp): Cast the result of
9738 alpha_find_lo_sum_using_gp to enum attr_usegp.
9739 * config/alpha/alpha.c (override_options): Remove end-of-structure
9740 marker element from cpu_table. Use array size of cpu_table to handle
9741 -mcpu and -mtune options.
9742 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9744 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9746 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9747 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9748 tune_32 and tune_64.
9749 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9751 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9752 * config/rs6000/option-defaults.h: ... here. New file.
9753 (OPT_64, OPT_32): Define.
9754 (MASK_64BIT): Define to 0 if not already defined.
9755 (OPT_ARCH64, OPT_ARCH32): Define.
9756 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9759 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9761 * config/arm/arm.c (arm_override_options): Emit error on using
9764 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9766 PR rtl-optimization/39914
9767 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9768 registers for allocnos created from user-defined variables only
9769 when not optimizing.
9771 2009-04-28 Richard Guenther <rguenther@suse.de>
9774 * fold-const.c (fold_binary): Use distribute_real_division only
9777 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9779 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9780 add hpux-stdint.h to tm_file.
9781 (hppa[12]*-*-hpux11*): Ditto.
9782 (ia64*-*-hpux*): Ditto.
9783 * config/hpux-stdint.h: New.
9784 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9785 __STDC_EXT__ for all compiles.
9786 * config/pa/pa-hpux.h: Ditto.
9787 * config/pa/pa-hpux10.h: Ditto.
9788 * config/pa/pa-hpux11.h: Ditto.
9790 2009-04-28 Catherine Moore <clm@codesourcery.com>
9792 * debug.h (set_name): Add comment.
9794 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9797 * config/darwin.c (machopic_gen_offset): Check
9798 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9799 * config/arm/arm.c (require_pic_register): Likewise.
9801 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9803 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9804 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9805 m32c_promote_prototypes): Delete.
9807 2009-04-28 Michael Matz <matz@suse.de>
9810 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9813 2009-04-28 Richard Guenther <rguenther@suse.de>
9815 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9817 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9819 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9820 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9821 * config/arm/arm-tune.md: Regenerate.
9823 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9825 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9826 block if there are complex incoming edges.
9827 (sel_merge_blocks): Remove useless assert.
9828 (sel_redirect_edge_and_branch): Check that edge was redirected.
9829 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9830 (sel_find_rgns): Delete declaration.
9831 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9832 the region when it is not a preheader.
9834 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9837 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9839 2009-04-28 Richard Guenther <rguenther@suse.de>
9841 * tree.h (SSA_NAME_VALUE): Remove.
9842 (struct tree_ssa_name): Remove value_handle member.
9843 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9844 array for jump threading.
9845 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9847 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9848 * tree-flow.h (threadedge_initialize_values): Declare.
9849 (threadedge_finalize_values): Likewise.
9850 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9851 (SSA_NAME_VALUE): Define.
9852 (threadedge_initialize_values): New function.
9853 (threadedge_finalize_values): Likewise.
9854 * tree-ssa-dom.c (ssa_name_values): New global variable.
9855 (SSA_NAME_VALUE): Define.
9856 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9858 2009-04-28 Ira Rosen <irar@il.ibm.com>
9860 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9861 Use REPORT_VECTORIZED_LOCATIONS instead
9862 REPORT_VECTORIZED_LOOPS.
9863 * tree-vectorizer.c (vect_verbosity_level): Make static.
9864 (vect_loop_location): Rename to vect_location.
9865 (vect_set_verbosity_level): Update comment.
9866 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9868 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9869 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9870 instead REPORT_UNVECTORIZED_LOOPS.
9871 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9872 and vect_loop_def to vect_external_def and vect_internal_def.
9873 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9874 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9875 REPORT_UNVECTORIZED_LOCATIONS.
9876 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9877 and vect_used_in_loop and to vect_unused_in_scope and
9879 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9880 (vect_verbosity_level): Remove declaration.
9881 (vect_analyze_operations): Likewise.
9882 (vect_analyze_stmt): Declare.
9883 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9884 REPORT_UNVECTORIZED_LOCATIONS.
9885 (vect_get_loop_niters): Fix indentation.
9886 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9887 (vect_analyze_loop_operations): New function.
9888 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9889 vect_analyze_operations.
9890 (vect_is_simple_reduction): Use new names.
9891 (vectorizable_live_operation, vect_transform_loop): Likewise.
9892 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9893 to specify whether the data references can be a part of interleaving
9895 (vect_analyze_data_ref_dependence): Use new names.
9896 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9897 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9898 * tree-vect-patterns.c (widened_name_p): Use new names.
9899 (vect_recog_dot_prod_pattern): Likewise.
9900 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9901 (process_use, vect_mark_stmts_to_be_vectorized,
9902 vect_model_simple_cost, vect_model_store_cost,
9903 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9904 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9905 vectorizable_operation, vectorizable_type_demotion,
9906 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9907 vectorizable_condition): Likewise.
9908 (vect_analyze_operations): Split into vect_analyze_loop_operations
9910 (vect_analyze_stmt): ... new function.
9911 (new_stmt_vec_info): Use new names.
9912 (vect_is_simple_use): Use new names and fix comment.
9913 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9914 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9916 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9919 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9920 and integer modes for x87 operands. Do not ICE for unsupported size,
9921 generate error instead. Generate error for unsupported operand types.
9922 ['z']: Do not handle HImode memory operands specially. Warning
9923 for floating-point operands. Fallthru to 'Z' for unsupported operand
9924 types. Do not ICE for unsupported size, generate error instead.
9925 (output_387_binary_op): Use %Z to output operands.
9926 (output_fp_compare): Ditto.
9927 (output_387_reg_move): Ditto.
9929 2009-04-28 Ben Elliston <bje@au.ibm.com>
9934 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9936 * builtins.c (c_strlen): Do not warn here.
9937 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9938 * c-common.c (pointer_int_sum): Take an explicit location.
9939 Warn about offsets out of bounds.
9940 * c-common.h (pointer_int_sum): Adjust declaration.
9942 2009-04-27 Ian Lance Taylor <iant@google.com>
9944 * collect2.c (is_ctor_dtor): Change type of ret field in struct
9946 * dce.c (run_fast_df_dce): Change type of old_flags to int.
9947 * df-core.c (df_set_flags): Change return type to int. Change
9948 type of old_flags to int.
9949 (df_clear_flags): Likewise.
9950 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
9951 (df_get_conditional_uses): Likewise.
9952 * df.h (df_set_flags, df_clear_flags): Update declarations.
9953 * dwarf2out.c (struct indirect_string_node): Change type of form
9954 field to enum dwarf_form.
9955 (AT_string_form): Change return type to enum dwarf_form.
9956 * fixed-value.c (fixed_compare): Add cast to enum type.
9957 * fwprop.c (update_df): Change 0 to VOIDmode.
9958 * gensupport.c: Change 0 to UNKNOWN.
9959 * gimple.h (gimple_cond_code): Add cast to enum type.
9960 * haifa-sched.c (reemit_notes): Add cast to enum type.
9961 * hooks.c (hook_int_void_no_regs): Remove function.
9962 * hooks.h (hook_int_void_no_regs): Remove declaration.
9963 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
9964 * predict.c (combine_predictions_for_insn): Add casts to enum type.
9965 * real.c (real_arithmetic): Add cast to enum type.
9966 (real_compare): Likewise.
9967 * target.h (struct gcc_target): Change return type of
9968 branch_target_register_class to enum reg_class.
9969 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
9970 default_branch_target_register_class.
9971 * targhooks.c (default_branch_target_register_class): New function.
9972 * targhooks.h (default_branch_target_register_class): Declare.
9973 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
9974 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
9976 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
9978 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
9979 vect_uninitialized_def. Change 0 to ERROR_MARK.
9980 * tree-vect-stmts.c (supportable_widening_operation): Don't
9981 initialize icode1 and icode2.
9982 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
9983 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
9985 (cmn_err_flag_specs): Change 0 to STD_C89.
9986 (cmn_err_char_table): Likewise.
9987 * config/arm/arm.c (get_arm_condition_code): Change type of code
9988 to enum arm_cond_code.
9989 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
9990 (IWMMXT_BUILTIN2): Likewise.
9991 (neon_builtin_type_bits): Don't define typedef.
9992 (neon_builtin_datum): Change type of bits field to int.
9993 (arm_expand_neon_args): Add cast to enum type.
9994 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
9996 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
9998 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
10000 * config/mips/mips.md (jal_macro): Return enum constant.
10001 (single_insn): Likewise.
10002 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
10004 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10005 casts to enum type.
10006 * config/s390/s390.c (s390_tune_flags): Change type to int.
10007 (s390_arch_flags): Likewise.
10008 (s390_handle_arch_option): Change flags field of struct pta to int.
10009 * config/s390/s390.h (s390_tune_flags): Update declaration.
10010 (s390_arch_flags): Likewise.
10011 * config/sh/sh.c (prepare_move_operands): Compare
10012 tls_symbolic_operand result with enum constant.
10013 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
10014 (sh_expand_prologue): Add cast to enum type.
10015 (sh_expand_epilogue): Likewise.
10016 (tls_symbolic_operand): Change return type to enum tls_model.
10017 (fpscr_set_from_mem): Add cast to enum type.
10018 (legitimize_pic_address): Compare tls_symbolic_operand result with
10020 (sh_target_reg_class): Change return type to enum reg_class.
10021 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
10023 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
10024 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
10025 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
10026 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
10027 (delayed_branch, tls_call_delay): Likewise.
10028 (eligible_for_sibcall_delay): Likewise.
10029 (eligible_for_return_delay): Likewise.
10030 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10031 (spu_expand_builtin_1): Likewise.
10033 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10034 for all types of conversions.
10035 (output_init_element): Issue -Wc++-compat warning if needed when
10036 initializing a bitfield with enum type.
10037 * c-parser.c (c_parser_expression): Set original_type to
10038 original_type of right hand operand of comman operator.
10040 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10042 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
10044 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
10045 * doc/cpp.texi (Standard Predefined Macros)
10046 (Implementation-defined behavior): Likewise.
10047 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
10048 * doc/gimple.texi (GIMPLE Exception Handling)
10049 (@code{GIMPLE_ASSIGN}): Likewise.
10050 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10051 * doc/invoke.texi (Warning Options, Optimize Options)
10052 (AVR Options, Darwin Options): Likewise.
10053 (Optimize Options): Reformulate -fwhole-program description.
10054 * doc/loop.texi (Lambda): Likewise.
10055 * doc/md.texi (Output Template, Define Constraints)
10056 (Standard Names, Insn Splitting): Likewise.
10057 * doc/options.texi (Option properties): Likewise.
10058 * doc/passes.texi (Tree-SSA passes): Likewise.
10059 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10060 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10061 (File Names and DBX): Likewise.
10062 * doc/trouble.texi (Incompatibilities): Likewise.
10064 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10066 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10067 instruction is correct.
10069 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10071 Allow non-constant arguments to conversion intrinsics.
10072 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10073 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10074 * spu.c (print_operand): Handle 'v' and 'w'.
10075 (exp2_immediate_p, spu_gen_exp2): Define.
10076 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10077 spu_convtf_1): Update parameter descriptions.
10078 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10079 * constraints.md ('v', 'w'): New.
10080 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10082 (i2f, I2F): New define_mode_attr.
10083 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10084 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10085 fixuns_truncv4sfv4si2): Update to use mode attribute.
10086 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10087 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10088 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10089 patterns for combine.
10091 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10093 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10094 (cprop, hoist, pre, store_motion): New debug counters.
10095 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10096 is not an RTL pass anymore.
10097 (pass_profiling): Remove extern decl for pass removed in 2005.
10098 (pass_gcse, pass_jump_bypass): Remove.
10099 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10100 to 0 for clean state.
10101 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10102 * cse.c (gate_handle_cse_after_global_opts,
10103 rest_of_handle_cse_after_global_opts): New functions.
10104 (pass_cse_after_global_opts): New pass, does local CSE.
10105 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
10106 (TV_CPROP): New timevar.
10107 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
10108 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
10109 (gcse_main, recompute_all_luids): Remove.
10110 (compute_hash_table_work): Call max_reg_num instead of reading
10112 (cprop_jump): Don't set run_jump_opt_after_gcse.
10113 (constprop_register): Always allow to alter jumps.
10114 (cprop_insn): Likewise.
10115 (do_local_cprop): Likewise.
10116 (local_cprop_pass): Likewise. Return non-zero if something changed.
10117 (cprop): Remove function, fold interesting bits into one_cprop_pass.
10118 (find_implicit_sets): Add note about missed optimization opportunity.
10119 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
10120 pass_rtl_cprop execute function.
10121 Don't bother tracking the pass number, each pass gets its own dumpfile
10123 Always allow to alter jumpsand bypass jumps.
10124 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
10125 will just find no suitable set.
10126 (pre_edge_insert): Fix dumping, this function is for PRE only.
10127 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
10128 pass_rtl_pre execute function.
10129 (hoist_code): Return non-zero if something changed. Keep track of
10130 substitutions and insertions for statistics gathering similar to PRE.
10131 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
10132 called from the pass_rtl_hoist execute function. Show pass statistics.
10133 (compute_store_table): Use max_reg_num directly instead of using the
10134 formerly global max_gcse_regno.
10135 (build_store_vectors): Likewise.
10136 (replace_store_insn): Fix dumping.
10137 (store_motion): Rename to ...
10138 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
10139 pass, called from the pass_rtl_store_motion execute function. Keep
10140 track of substitutions and insertions for statistics gathering similar
10142 (bypass_jumps): Remove, fold interesting bits into ...
10143 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
10144 from the pass_rtl_cprop execute function.
10145 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10146 pass_jump_bypass): Remove.
10147 (gate_handle_gcse, rest_of_handle_gcse): Remove.
10148 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
10149 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
10150 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
10151 (gate_rtl_store_motion, execute_rtl_store_motion,
10152 pass_rtl_store_motion): New.
10153 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
10154 make it clear that -fcse-skip-blocks is a no-op for backward compat.
10155 * passes.c (init_optimization_passes): Remove pass_gcse and
10156 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
10157 and cse_after_global_opts in place of pass_gcse. Schedule cprop
10158 instead of pass_jump_bypass.
10160 2009-04-27 Richard Guenther <rguenther@suse.de>
10162 PR middle-end/39928
10163 * gimplify.c (gimplify_expr): If we are required to create
10164 a temporary make sure it ends up as register.
10166 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
10169 * config/i386/i386.c (construct_container): Don't call
10170 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
10171 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
10173 2009-04-27 Michael Matz <matz@suse.de>
10175 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
10176 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
10177 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
10178 (dump_replaceable_exprs): Take a bitmap.
10179 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
10181 (expand_gimple_basic_block): Likewise.
10182 * tree-ssa-ter.c (struct temp_expr_table_d): Make
10183 replaceable_expressions member a bitmap.
10184 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
10185 (mark_replaceable): Likewise.
10186 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
10187 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
10189 2009-04-27 Richard Guenther <rguenther@suse.de>
10191 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
10192 (verify_stmts): Dispatch to gimple/type verification code.
10193 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
10194 issue with call argument types.
10196 2009-04-27 Michael Matz <matz@suse.de>
10198 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
10199 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
10202 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
10203 Eric Botcazou <ebotcazou@adacore.com>
10205 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
10206 a label's basic block.
10207 (mark_target_live_regs): Tidy and rework obsolete comments.
10208 Change back DF problem to LIVE. If a label starts a basic block,
10209 assume that all registers that used to be live then still are.
10210 (init_resource_info): If a label starts a basic block, set its
10211 BLOCK_FOR_INSN accordingly.
10212 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
10214 2009-04-27 Richard Guenther <rguenther@suse.de>
10216 * tree-flow-inline.h (function_ann): Remove.
10217 (get_function_ann): Likewise.
10218 * tree-dfa.c (create_function_ann): Remove.
10219 * tree-flow.h (struct static_var_ann_d): Remove.
10220 (struct function_ann_d): Likewise.
10221 (union tree_ann_d): Remove fdecl member.
10222 (function_ann_t): Remove.
10223 (function_ann, get_function_ann, create_function_ann): Remove
10226 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
10228 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
10230 2009-04-27 Jan Hubicka <jh@suse.cz>
10232 * ipa-pure-const.c (struct funct_state_d): New fields
10233 state_previously_known, looping_previously_known; remove
10234 state_set_in_source.
10235 (analyze_function): Use new fields.
10236 (propagate): Avoid assumption that state_set_in_source imply
10239 * tree-ssa-loop-niter.c (finite_loop_p): New function.
10240 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
10241 * cfgloop.h (finite_loop_p): Declare.
10243 2009-04-26 Michael Matz <matz@suse.de>
10245 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
10247 2009-04-26 Michael Matz <matz@suse.de>
10249 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
10250 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
10251 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
10252 pass_mark_used_blocks): Remove.
10253 * tree-optimize.c (pass_free_datastructures,
10254 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
10255 * passes.c (init_optimization_passes): Don't call
10256 pass_mark_used_blocks, remove dead code.
10258 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
10260 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
10261 * tree-ssa-live.h (register_ssa_partition): Likewise.
10263 2009-04-26 Michael Matz <matz@suse.de>
10266 * builtins.c (fold_builtin_next_arg): Handle SSA names.
10267 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
10268 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
10270 (compare_pairs): Swap cost comparison.
10271 (coalesce_ssa_name): Don't use change_partition_var.
10272 * tree-nrv.c (struct nrv_data): Add modified member.
10273 (finalize_nrv_r): Set it.
10274 (tree_nrv): Use it to update statements.
10275 (pass_nrv): Require PROP_ssa.
10276 * tree-mudflap.c (mf_decl_cache_locals,
10277 mf_build_check_statement_for): Use make_rename_temp.
10278 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10279 * alias.c (find_base_decl): Handle SSA names.
10280 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10281 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10282 * rtl.h (set_reg_attrs_for_parm): Declare.
10283 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10284 to "optimized", remove unused locals at finish.
10285 (execute_free_datastructures): Make global, call
10286 delete_tree_cfg_annotations.
10287 (execute_free_cfg_annotations): Don't call
10288 delete_tree_cfg_annotations.
10290 * ssaexpand.h: New file.
10291 * expr.c (toplevel): Include ssaexpand.h.
10292 (expand_assignment): Handle SSA names the same as register variables.
10293 (expand_expr_real_1): Expand SSA names.
10294 * cfgexpand.c (toplevel): Include ssaexpand.h.
10295 (SA): New global variable.
10296 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10297 (SSAVAR): New macro.
10298 (set_rtl): New helper function.
10299 (add_stack_var): Deal with SSA names, use set_rtl.
10300 (expand_one_stack_var_at): Likewise.
10301 (expand_one_stack_var): Deal with SSA names.
10302 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10303 before unique numbers.
10304 (expand_stack_vars): Use set_rtl.
10305 (expand_one_var): Accept SSA names, add asserts for them, feed them
10306 to above subroutines.
10307 (expand_used_vars): Expand all partitions (without default defs),
10308 then only the local decls (ignoring those expanded already).
10309 (expand_gimple_cond): Remove edges when jumpif() expands an
10310 unconditional jump.
10311 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10312 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10314 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10315 members of SA; deal with PARM_DECL partitions here; expand
10316 all PHI nodes, free tree datastructures and SA. Commit instructions
10317 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10318 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10319 info and statements at start, collect garbage at finish.
10320 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10321 (VAR_ANN_PARTITION) Remove.
10322 (change_partition_var): Don't declare.
10323 (partition_to_var): Always return SSA names.
10324 (var_to_partition): Only accept SSA names.
10325 (register_ssa_partition): Only check argument.
10326 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10328 (delete_var_map): Don't free it.
10329 (var_union): Only accept SSA names, simplify.
10330 (partition_view_init): Mark only useful SSA names as used.
10331 (partition_view_fini): Only deal with SSA names.
10332 (change_partition_var): Remove.
10333 (dump_var_map): Use ssa_name instead of partition_to_var member.
10334 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10336 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10337 (struct _elim_graph): New member const_dests; nodes member vector of
10339 (set_location_for_edge): New static helper.
10340 (create_temp): Remove.
10341 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10342 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10343 (new_elim_graph): Allocate const_dests member.
10344 (clean_elim_graph): Truncate const_dests member.
10345 (delete_elim_graph): Free const_dests member.
10346 (elim_graph_size): Adapt to new type of nodes member.
10347 (elim_graph_add_node): Likewise.
10348 (eliminate_name): Likewise.
10349 (eliminate_build): Don't take basic block argument, deal only with
10350 partition numbers, not variables.
10351 (get_temp_reg): New static helper.
10352 (elim_create): Use it, deal with RTL temporaries instead of trees.
10353 (eliminate_phi): Adjust all calls to new signature.
10354 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10355 (rewrite_trees): Only do checking.
10356 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10357 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10358 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10359 contains_tree_r, MAX_STMTS_IN_LATCH,
10360 process_single_block_loop_latch, analyze_edges_for_bb,
10361 perform_edge_inserts): Remove.
10362 (expand_phi_nodes): New global function.
10363 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10364 functions, initialize new parameter, remember partitions having a
10366 (finish_out_of_ssa): New global function.
10367 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10368 don't reset in_ssa_p here, don't disable TER when mudflap.
10369 (pass_del_ssa): Remove.
10370 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10372 (execute_free_datastructures): Declare.
10373 * Makefile.in (SSAEXPAND_H): New variable.
10374 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10375 * basic-block.h (commit_one_edge_insertion): Declare.
10376 * passes.c (init_optimization_passes): Move pass_nrv and
10377 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10378 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10379 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10380 (redirect_branch_edge): Deal with super block when expanding, split
10381 out jump patching itself into ...
10382 (patch_jump_insn): ... here, new static helper.
10384 2009-04-26 Michael Matz <matz@suse.de>
10386 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10387 beyond num_ssa_names.
10388 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10389 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10391 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10393 PR inline-asm/39543
10394 * fwprop.c (forward_propagate_asm): New function.
10395 (forward_propagate_and_simplify): Propagate also into __asm, if it
10396 doesn't increase the number of referenced registers.
10399 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10401 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10403 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10404 note_nonlocal_vla_type for nonlocal VLAs.
10405 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10406 contains_remapped_vars, remap_vla_decls): New functions.
10407 (convert_nonlocal_reference_stmt): If not optimizing, call
10408 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10409 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10410 if it wasn't found in var_map.
10411 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10412 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10413 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10415 * gimplify.c (nonlocal_vlas): New variable.
10416 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10418 (gimplify_body): Create and destroy nonlocal_vlas.
10420 * dwarf2out.c (loc_descr_plus_const): New function.
10421 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10422 mem_loc_descriptor, loc_descriptor_from_tree_1,
10423 descr_info_loc, gen_variable_die): Use it.
10425 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10426 !TREE_STATIC VAR_DECLs.
10427 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10428 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10429 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10430 DECL_BY_REFERENCE is valid.
10431 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10432 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10433 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10434 Copy DECL_BY_REFERENCE.
10435 (struct nesting_copy_body_data): New type.
10436 (nesting_copy_decl): New function.
10437 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10438 if they have variable length.
10440 2009-04-26 Michael Matz <matz@suse.de>
10442 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10443 mark new temporaries for renaming.
10445 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10448 * c-decl.c (global_bindings_p): Return negative value.
10449 (c_variable_size): New. Based on variable_size from
10451 (grokdeclarator): Call c_variable_size not variable_size.
10453 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10455 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10457 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10459 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10460 Redefine it to just use mingw/include.
10461 (ASM_SPEC): Rules for -m32 and -m64.
10462 (LINK_SPEC): Use Likewise.
10463 (SPEC_32): New define.
10464 (SPEC_64): Likewise.
10465 (SUB_LINK_SPEC): Likewise.
10466 (MULTILIB_DEFAULTS): New define.
10467 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10468 Add multilib options.
10469 (MULTILIB_DIRNAMES): Likewise.
10470 (MULTILIB_OSDIRNAMES): Likewise.
10471 (LIBGCC): Likewise.
10472 (INSTALL_LIBGCC): Likewise.
10474 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10477 * c-tree.h (enum c_inline_static_type): New.
10478 (record_inline_static): Declare.
10479 * c-decl.c (struct c_inline_static, c_inline_statics,
10480 record_inline_static, check_inline_statics): New.
10481 (pop_file_scope): Call check_inline_statics.
10482 (start_decl): Call record_inline_static instead of pedwarning
10483 directly for static in inline function.
10484 * c-typeck.c (build_external_ref): Call record_inline_static
10485 instead of pedwarning directly for static referenced in inline
10488 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10490 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10491 not new but only being rescanned.
10492 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10493 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10494 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10495 record_set_info, compute_set, grealloc): Remove.
10496 (recompute_all_luids): New function.
10497 (gcse_main): Don't compute sets, and don't do related memory
10498 allocations/free-ing. If something changed before the end of the
10499 pass, update LUIDs using recompute_all_luids.
10500 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10501 (free_gcse_mem): Don't free it either.
10502 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10503 Use the df insn LUIDs.
10504 (load_killed_in_block): Likewise.
10505 (compute_hash_table_work): Don't compute reg_set_in_block.
10506 (compute_transp): Use DF_REG_DEF_CHAINs.
10507 (local_cprop_pass): Don't use compute_sets and related functions.
10508 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10509 Use get_max_uid() instead of max_cuid.
10510 (insert_insn_end_basic_block, pre_insert_copy_insn,
10511 update_ld_motion_stores): Don't try to
10512 keep reg_set tables up to date.
10513 (pre_insert_copies): Use df insn LUIDs.
10514 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10515 (reg_set_info): Don't use extra bitmap argument.
10516 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10517 information to compute regs_set_in_block.
10518 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10519 (bypass_jumps): Don't use compute_sets and friends.
10521 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10524 * opts.c (undocumented_msg): Do not leave blank even with
10527 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10529 * c-decl.c (build_enumerator): Allow values folding to integer
10530 constants but not integer constant expressions with a pedwarn if
10533 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10536 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10537 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10538 type is an integer constant.
10540 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10543 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10546 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10549 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10550 with variably modified return type and no storage class
10551 specifiers, except for the case of nested functions. Distinguish
10552 extern declarations of functions with variably modified return
10553 types from those of objects with variably modified types.
10555 2009-04-25 Jan Hubicka <jh@suse.cz>
10557 * tree.c (list_equal_p): New function.
10558 * tree.h (list_equal_p): Declare.
10559 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10560 basic_block_def, basic_block, const_basic_block): New.
10561 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10562 (redirect_eh_edge): New function.
10563 (make_eh_edge_update_phi): EH edges are not abnormal.
10564 * except.c: Include tree-flow.h.
10565 (list_match): New function.
10566 (eh_region_replaceable_by_p): New function.
10567 (replace_region): New function.
10568 (hash_type_list): New function.
10569 (hash_eh_region): New function.
10570 (eh_regions_equal_p): New function.
10571 (merge_peers): New function.
10572 (remove_unreachable_regions): Verify EH tree when checking;
10574 (copy_eh_region_1): New function.
10575 (copy_eh_region): New function.
10576 (push_reachable_handler): New function.
10577 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10578 regions without label but with live RESX.
10579 * except.h (redirect_eh_edge_to_label): New.
10580 * tree-flow.h (redirect_eh_edge): New.
10581 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10582 basic_block_def, basic_block, const_basic_block): Remove.
10583 * Makefile.in (except.o): Add dependency on tree-flow.h
10584 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10585 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10588 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10591 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10592 on the destination of memcpy.
10594 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10596 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10597 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10598 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10600 2009-04-25 Jan Hubicka <jh@suse.cz>
10602 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10603 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10604 to be reached by different label than left.
10605 (update_eh_edges): Update comment; remove edge_to_remove if possible
10606 and return true if suceeded.
10607 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10608 (cleanup_eh): Compute sharing map.
10609 * except.c (remove_eh_handler_and_replace): Add argument if we should
10611 (remove_unreachable_regions): Update for label sharing.
10612 (label_to_region_map): Likewise.
10613 (get_next_region_sharing_label): New function.
10614 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10616 (remove_eh_handler): Update.
10617 (remove_eh_region_and_replace_by_outer_of): New function.
10618 * except.h (struct eh_region): Add next_region_sharing_label.
10619 (remove_eh_region_and_replace_by_outer_of,
10620 get_next_region_sharing_label): Declare.
10621 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10623 2009-04-25 Jan Hubicka <jh@suse.cz>
10625 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10626 insert code even if they are not critical.
10628 2009-04-25 Jan Hubicka <jh@suse.cz>
10630 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10631 (gimple_can_remove_branch_p): EH edges won't remove branch by
10633 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10634 updating of non-abnormal EH edges.
10635 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10636 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10637 (split_critical_edges): Split also edges where emitting code on them
10638 will lead to splitting later.
10640 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10641 H.J. Lu <hongjiu.lu@intel.com>
10644 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10645 the configured assembler supports fildq and fistpq mnemonics.
10646 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10647 * configure: Regenerated.
10648 * config.in: Ditto.
10650 * config/i386/i386.c (print_operand): Handle 'Z'.
10651 ['z']: Remove handling of special fild/fist suffixes.
10652 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10653 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10654 suffix of fild insn.
10655 (*floatsi<mode>2_vector_mixed): Ditto.
10656 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10657 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10658 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10659 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10660 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10662 2009-04-25 Ben Elliston <bje@au.ibm.com>
10664 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10665 the source of a set operation.
10667 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10669 * target.h (struct gcc_target): Add case_values_threshold field.
10670 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10671 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10672 * targhooks.c (default_case_values_threshold): New function.
10673 * targhooks.h (default_case_values_threshold): Declare function.
10674 * stmt.c (expand_case): Use case_values_threshold target hook.
10675 * expr.h (case_values_threshold): Remove declartation.
10676 * expr.c (case_values_threshold): Remove function.
10677 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10679 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10680 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10681 (avr_case_values_threshold): Declare as static.
10682 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10684 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10685 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10686 (mn10300_case_values_threshold): New function.
10688 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10690 * ira.c (setup_cover_and_important_classes): Add enum cast.
10692 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10694 * genpreds.c (write_enum_constraint_num): Output definition of
10695 CONSTRAINT_NUM_DEFINED_P macro.
10696 * ira.c (setup_cover_and_important_classes): Use
10697 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10699 2009-04-24 DJ Delorie <dj@redhat.com>
10701 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10702 __SH2A_SINGLE_ONLY__ also.
10704 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10706 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10707 (movdf_internal): Ditto.
10708 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10709 SFmode and DFmode constants.
10710 (ia64_print_operand): Add 'G' format for printing
10711 floating point constants.
10713 2009-04-24 Richard Guenther <rguenther@suse.de>
10715 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10716 from unsigned additions.
10718 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10720 * c-typeck.c (set_init_index): Allow array designators that are
10721 not integer constant expressions with a pedwarn if pedantic.
10723 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10725 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10726 zero if no overlap in nonzero bits between the operands.
10728 2009-04-24 Ian Lance Taylor <iant@google.com>
10730 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10731 (record_dead_and_set_regs): Likewise.
10732 * df.h (struct df_mw_hardreg): Change flags field to int.
10733 (struct df_base_ref): Likewise.
10734 (struct df): Change changeable_flags field to int.
10735 * df-scan.c (df_defs_record): Change clobber_flags to int.
10736 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10737 constants rather than #define macros.
10738 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10739 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10740 (enum dwarf_calling_convention): Likewise.
10741 (enum dwarf_line_number_x_ops): Likewise.
10742 (enum dwarf_call_frame_info): Likewise.
10743 (enum dwarf_source_language): Likewise.
10744 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10745 (add_calling_convention_attribute): Likewise.
10746 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10747 (combine_comparisons): Change compcode to int. Add cast to enum type.
10748 * genrecog.c (maybe_both_true_2): Change c to int.
10749 (write_switch): Likewise. Add cast to enum type.
10750 * gimplify.c (gimplify_omp_for): Handle return values from
10751 gimplify_expr using MIN rather than bitwise or.
10752 (gimplify_expr): Add cast to enum type.
10753 * ipa-prop.c (update_jump_functions_after_inlining): Change
10754 IPA_BOTTOM to IPA_JF_UNKNOWN.
10755 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10756 Add casts to enum type.
10757 (setup_cover_and_important_classes): Change cl to int. Add casts
10759 (setup_class_translate): Change cl and mode to int.
10760 (ira_init_once): Change mode to int.
10761 (free_register_move_costs): Likewise.
10762 (setup_prohibited_mode_move_regs): Add casts to enum type.
10763 * langhooks.c (add_builtin_function_common): Rework assertion that
10764 value fits bitfield.
10765 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10766 * omega.c (omega_do_elimination): Avoid math on enum types.
10767 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10768 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10769 int local to handle integral_argment value.
10770 * regmove.c (try_auto_increment): Change PUT_MODE to
10772 * reload.c (push_secondary_reload): Add casts to enum type.
10773 (secondary_reload_class, find_valid_class): Likewise.
10774 * reload1.c (emit_input_reload_insns): Likewise.
10775 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10776 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10777 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10779 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10780 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10782 (expand_complex_libcall): Add casts to enum type.
10783 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10784 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10785 with ERROR_MARK, not NUM_TREE_CODES.
10786 (vect_create_epilog_for_reduction): Likewise.
10787 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10788 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10789 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10791 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10792 vect_unused_in_loop. Change 0 to loop_vect.
10793 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10794 * var-tracking.c (get_init_value): Change return type to enum
10796 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10797 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10799 (arm_override_options): Add casts to enum type.
10800 (arm_emit_tls_decoration): Likewise.
10801 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10803 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10804 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10805 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10807 * config/s390/s390.c (code_for_builtin_64): Change to array of
10809 (code_for_builtin_31): Likewise.
10810 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10812 * config/sparc/sparc.c (sparc_override_options): Change value
10813 field in struct code_model to enum cmodel. In initializer change
10814 0 to NULL and add cast to enum type.
10816 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10817 Change all callers. Issue a -Wc++-compat warning using
10818 lhs_origtype if necessary.
10819 (convert_for_assignment): Issue -Wc++-compat warnings about
10820 invalid conversions to enum type on assignment.
10821 * c-common.h (build_modify_expr): Update declaration.
10823 2009-04-24 Nick Clifton <nickc@redhat.com>
10825 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10826 (function_arg_advance): Likewise.
10827 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10830 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10832 * config/s390/constraints.md ('I', 'J'): Fix condition.
10834 2009-04-24 Diego Novillo <dnovillo@google.com>
10836 * gengtype-parse.c (parse_error): Add newline after message.
10838 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10840 * config/i386/sse.md (avxmodesuffixs): Removed.
10841 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10842 (*avx_pinsr<ssevecsize>): This.
10844 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10846 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10847 follow chains of regs with a single definition, and allow expressions
10848 that are function_invariant_p.
10849 (simple_rhs_p): Allow expressions that are function_invariant_p.
10851 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10853 PR middle-end/39867
10854 * fold-const.c (fold_cond_expr_with_comparison): When folding
10855 > and >= to MAX, make sure the MAX uses the same type as the
10856 comparison's operands.
10858 2009-04-24 Nick Clifton <nickc@redhat.com>
10860 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10861 addressing for DImode accesses.
10862 (frv_print_operand_address): Handle PLUS case.
10863 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10865 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10867 PR rtl-optimization/39794
10868 * alias.c (canon_true_dependence): Add x_addr argument.
10869 * rtl.h (canon_true_dependence): Adjust prototype.
10870 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10871 * cselib.c (cselib_invalidate_mem): Likewise.
10872 * gcse.c (compute_transp): Likewise.
10873 * dse.c (scan_reads_nospill): Likewise.
10874 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10875 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10876 canon_base_addr of the group, plus optional offset.
10877 (struct group_info): Rename canon_base_mem to
10879 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10880 canon_rtx of base_mem.
10882 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10884 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10885 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10887 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10889 * config/spu/spu-builtins.h: Delete file.
10891 * config/spu/spu.h (enum spu_builtin_type): Move here from
10893 (struct spu_builtin_description): Likewise. Add GTY marker.
10894 Do not use enum spu_function_code or enum insn_code.
10895 (spu_builtins): Add extern declaration.
10897 * config/spu/spu.c: Do not include "spu-builtins.h".
10898 (enum spu_function_code, enum spu_builtin_type_index,
10899 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10900 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10901 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10902 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10903 (spu_builtin_types): Make static. Add GTY marker.
10904 (spu_builtins): Add extern declaration with GTY marker.
10905 Include "gt-spu.h".
10907 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10908 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10909 Check programmatically whether all parameters are scalar.
10911 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10913 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10915 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10916 assignment from the constructor either if the target is volatile.
10918 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10920 * config/arm/arm.md (insv): Do not share operands[0].
10922 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10924 * config/vxlib-tls.c (active_tls_threads): Delete.
10925 (delete_hook_installed): New.
10926 (tls_delete_hook): Don't delete the delete hook.
10927 (tls_destructor): Delete it here.
10928 (__gthread_set_specific): Adjust installing the delete hook.
10929 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
10930 __gthread_leave_tsd_dtor_context.
10932 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
10934 * c-format.c (gcc_tdiag_char_table): Add support for %E.
10936 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
10938 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
10940 (alpha_rtx_costs): Ditto.
10941 (emit_unlikely_jump): Use add_reg_note.
10942 (emit_frame_store_1): Ditto.
10943 (alpha_expand_prologue): Ditto.
10944 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10945 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
10947 2009-04-23 Nick Clifton <nickc@redhat.com>
10949 * config/v850/v850.md (epilogue): Remove suppressed code.
10950 (return): Rename to return_simple and remove test of frame size.
10951 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
10952 to gen_return_simple.
10954 2009-04-22 Jing Yu <jingyu@google.com>
10957 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
10959 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10962 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
10963 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
10964 value is a VECTOR_CST, the element type is the element type of the
10967 2009-04-22 DJ Delorie <dj@redhat.com>
10969 * config/m32c/m32c.h: Update GTY annotations to new syntax.
10971 2009-04-22 Jakub Jelinek <jakub@redhat.com>
10973 * alias.c (find_base_term): Move around LO_SUM case, so that
10974 CONST falls through into PLUS/MINUS handling.
10977 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
10978 into 0, use omit_one_operand.
10980 2009-04-23 Ben Elliston <bje@au.ibm.com>
10982 * config/rs6000/linux-unwind.h (get_regs): Remove type
10983 puns. Change the type of `pc' to an array of unsigned ints and
10984 update all users. Constify frame24.
10986 2009-04-22 DJ Delorie <dj@redhat.com>
10988 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
10989 declarations before code.
10990 (current_function_special_page_vector): Likewise.
10991 (m32c_expand_insv): Silence a warning.
10993 2009-04-21 Taras Glek <tglek@mozilla.com>
10995 * alias.c: Update GTY annotations to new syntax.
10996 * basic-block.h: Likewise.
10997 * bitmap.h: Likewise.
10998 * c-common.h: Likewise.
10999 * c-decl.c: Likewise.
11000 * c-parser.c: Likewise.
11001 * c-pragma.c: Likewise.
11002 * c-tree.h: Likewise.
11003 * cfgloop.h: Likewise.
11004 * cgraph.h: Likewise.
11005 * config/alpha/alpha.c: Likewise.
11006 * config/arm/arm.h: Likewise.
11007 * config/avr/avr.h: Likewise.
11008 * config/bfin/bfin.c: Likewise.
11009 * config/cris/cris.c: Likewise.
11010 * config/darwin.c: Likewise.
11011 * config/frv/frv.c: Likewise.
11012 * config/i386/i386.c: Likewise.
11013 * config/i386/i386.h: Likewise.
11014 * config/i386/winnt.c: Likewise.
11015 * config/ia64/ia64.h: Likewise.
11016 * config/iq2000/iq2000.c: Likewise.
11017 * config/mips/mips.c: Likewise.
11018 * config/mmix/mmix.h: Likewise.
11019 * config/pa/pa.c: Likewise.
11020 * config/pa/pa.h: Likewise.
11021 * config/rs6000/rs6000.c: Likewise.
11022 * config/s390/s390.c: Likewise.
11023 * config/sparc/sparc.c: Likewise.
11024 * config/xtensa/xtensa.c: Likewise.
11025 * cselib.h: Likewise.
11026 * dbxout.c: Likewise.
11027 * dwarf2out.c: Likewise.
11028 * except.c: Likewise.
11029 * except.h: Likewise.
11030 * fixed-value.h: Likewise.
11031 * function.c: Likewise.
11032 * function.h: Likewise.
11033 * gimple.h: Likewise.
11034 * integrate.c: Likewise.
11035 * optabs.c: Likewise.
11036 * output.h: Likewise.
11037 * real.h: Likewise.
11039 * stringpool.c: Likewise.
11040 * tree-data-ref.c: Likewise.
11041 * tree-flow.h: Likewise.
11042 * tree-scalar-evolution.c: Likewise.
11043 * tree-ssa-address.c: Likewise.
11044 * tree-ssa-alias.h: Likewise.
11045 * tree-ssa-operands.h: Likewise.
11046 * tree.c: Likewise.
11047 * tree.h: Likewise.
11048 * varasm.c: Likewise.
11049 * varray.h: Likewise.
11051 * coretypes.h: Do not define GTY macro if it is already defined.
11052 * doc/gty.texi: Update GTY documentation to new syntax.
11053 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11054 annotations on structs.
11055 * gengtype-parse.c: Likewise.
11057 2009-04-22 Mark Heffernan <meheff@google.com>
11059 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11061 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11063 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11066 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11068 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11069 the same as a PLUS without a shift. Increase the cost of a
11072 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11074 * Makefile.in: Update dependencies.
11075 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11076 * errors.h: Remove bogus comment about compatibility.
11077 (warning): Update declaration.
11078 * genautomata.c: Update all calls to warning.
11079 * gimple.c: Do not include errors.h. Include toplev.h.
11080 * tree-ssa-structalias.c: Do not include errors.h.
11081 * omega.c: Likewise.
11082 * tree-ssa-reassoc.c: Likewise.
11083 * config/spu/spu-c.c: Likewise.
11084 * config/spu/t-spu-elf: Update dependencies.
11086 2009-04-22 Richard Guenther <rguenther@suse.de>
11088 PR tree-optimization/39824
11089 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11090 make sure the types are compatible.
11092 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11095 * c-common.c (c_parse_error): Take a token_flags parameter.
11096 Use token_type for the token type instead.
11097 Pass token_flags to cpp_type2name.
11098 * c-common.h (c_parse_error): Update declaration.
11099 * c-parser.c (c_parser_error): Pass 0 as token flags.
11101 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11103 PR rtl-optimization/39580
11104 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
11106 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11108 * function.c (expand_function_end): Do not emit a jump to the "naked"
11109 return label for fall-through returns.
11110 * except.c (sjlj_emit_function_exit): Always place the call to the
11111 unregister function at the location installed by expand_function_end.
11113 2009-04-22 Richard Guenther <rguenther@suse.de>
11115 PR tree-optimization/39845
11116 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
11117 (gen_inbound_check): Likewise.
11119 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
11121 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
11123 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
11124 * config/vxlib.c (__gthread_once): Add race guard for PPC.
11126 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11128 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
11129 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
11130 shift counts to avoid out-of-bounds array accesses.
11132 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11134 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
11135 (Pmode): Move above.
11137 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
11139 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
11140 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
11141 GET_CODE macro. Use IN_RANGE macro where appropriate.
11142 * config/alpha/alpha.h: Ditto.
11143 * config/alpha/alpha.md: Ditto.
11144 * config/alpha/constraints.md: Ditto.
11145 * config/alpha/predicates.md: Ditto.
11147 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11149 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
11150 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11151 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11152 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11153 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11154 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11155 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11156 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11157 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11158 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11159 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11160 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11161 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11162 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11163 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11164 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11165 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11166 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11167 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11168 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11169 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11170 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11171 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11172 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11173 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11174 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11175 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11177 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11179 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
11180 references from comments.
11181 * cfgbuild.c: (count_basic_blocks): Delete.
11182 (find_basic_blocks_1): Delete.
11183 (find_basic_blocks): Delete.
11184 * except.c (finish_eh_generation): Make static. Move comment from
11185 except.h here. Remove find_basic_blocks references from comments.
11186 * except.h (finish_eh_generation): Delete.
11187 * basic-block.h (find_basic_blocks): Delete.
11188 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
11190 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
11192 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
11193 (sdbout_parms): Likewise.
11195 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11197 * config/sh/sh.c (prepare_cbranch_operands): Use
11198 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
11199 (expand_cbranchdi4): Likewise.
11200 (from_compare): Add cast to enum type.
11201 (expand_cbranchsi4): Use add_reg_note.
11202 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
11203 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
11204 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
11205 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11206 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
11207 instead of CODE_FOR_nothing.
11208 (cbranchdi4): Likewise. Fix the order of arguments for
11210 (push_fpscr): Use add_reg_note.
11211 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
11212 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
11214 2009-04-21 Joseph Myers <joseph@codesourcery.com>
11216 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
11217 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11218 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11219 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
11220 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
11221 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
11222 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
11223 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
11224 config/alpha/x-vms, config/arc/t-arc,
11225 config/arm/README-interworking, config/arm/arm-c.c,
11226 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
11227 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
11228 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
11229 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
11230 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
11231 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
11232 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
11233 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
11234 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
11235 config/cris/t-elfmulti, config/crx/t-crx,
11236 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
11237 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
11238 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
11239 config/h8300/t-h8300, config/i386/athlon.md,
11240 config/i386/darwin-libgcc.10.4.ver,
11241 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
11242 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
11243 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
11244 config/i386/t-linux64, config/i386/t-nwld,
11245 config/i386/t-rtems-i386, config/i386/t-sol2-10,
11246 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
11247 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
11248 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
11249 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
11250 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
11251 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
11252 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
11253 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
11254 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
11255 config/m68k/t-uclinux, config/mcore/t-mcore,
11256 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
11257 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
11258 config/mips/crtn.asm, config/mips/irix-crti.asm,
11259 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
11260 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
11261 config/mips/mips-fixed.md, config/mips/sb1.md,
11262 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
11263 config/mips/t-iris6, config/mips/t-isa3264,
11264 config/mips/t-libgcc-mips16, config/mips/t-linux64,
11265 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
11266 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
11267 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
11268 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
11269 config/mn10300/t-linux, config/mn10300/t-mn10300,
11270 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
11271 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
11272 config/picochip/libgccExtras/clzsi2.asm,
11273 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11274 config/rs6000/darwin-libgcc.10.4.ver,
11275 config/rs6000/darwin-libgcc.10.5.ver,
11276 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11277 config/rs6000/t-aix43, config/rs6000/t-aix52,
11278 config/rs6000/t-darwin, config/rs6000/t-fprules,
11279 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11280 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11281 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11282 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11283 config/rs6000/t-rtems, config/rs6000/t-spe,
11284 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11285 config/score/t-score-elf, config/sh/divcost-analysis,
11286 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11287 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11288 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11289 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11290 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11291 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11292 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11293 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11294 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11295 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11296 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11297 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11298 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11299 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11300 * config/h8300/genmova.sh: Include copyright and license notices
11301 in generated output.
11302 * config/h8300/mova.md: Regenerate.
11303 * doc/install.texi2html: Include word "Copyright" in copyright
11304 notice and use name "Free Software Foundation, Inc.".
11305 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11306 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11307 ChangeLog-2007, ChangeLog-2008: Correct dates.
11309 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11311 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11312 NE_EXPR operations as well.
11313 * c-parser.c (c_parser_condition): Do not set location information on
11315 (c_parser_conditional_expression): Likewise.
11316 (c_parser_binary_expression): Set location information on operators.
11317 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11318 TRUTH_NOT_EXPR has been folded.
11319 * fold-const.c (fold_truth_not_expr): Copy location information from
11320 the incoming expression to the outgoing one.
11321 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11322 recursive calls on the LHS of the operator but pass that of the
11323 operator to recursive calls on the RHS of the operator. Set it
11325 (shortcut_cond_expr): Set the locus of the operator on the second
11326 COND_EXPR and that of the expression on the first in degenerate cases.
11327 Pass the locus of the expression to calls to shortcut_cond_r.
11328 Set the locus of the 'then' block on the associated jump, if any.
11329 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11330 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11331 expression to call to gimplify_boolean_expr.
11333 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11335 * config.gcc: Add additional configuration for
11336 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11337 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11338 (CPP_SPEC): Redefine for allowing -municode option.
11339 (STARTFILE_SPEC): Likewise.
11340 * config/i386/t-mingw-w64: New.
11341 * config/i386/mingw-w64.opt: New.
11342 (municode): Add new target option.
11343 * doc/invoke.texi (municode): Add documentation for new option.
11345 2009-04-21 Ian Lance Taylor <iant@google.com>
11347 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11348 Correct test for number of arguments.
11349 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11351 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11353 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11354 argument of emit_library_call.
11356 2009-04-21 Richard Guenther <rguenther@suse.de>
11358 PR middle-end/39829
11359 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11360 inside VIEW_CONVERT_EXPRs.
11362 2009-04-21 Martin Jambor <mjambor@suse.cz>
11364 * tree-switch-conversion.c (build_constructors): Split a long line.
11365 (constructor_contains_same_values_p): New function.
11366 (build_one_array): Create assigns of constants if possible, do not
11367 call mark_sym_for_renaming, call update_stmt.
11368 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11369 make_rename_temp. Do not call mark_symbols_for_renaming, call
11371 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11372 find_new_referenced_vars, call update_stmt.
11373 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11374 instead of calling make_rename_temp. Do not call
11375 find_new_referenced_vars or mark_symbols_for_renaming, call
11378 2009-04-21 Richard Guenther <rguenther@suse.de>
11380 PR tree-optimization/39827
11381 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11382 (tree_ssa_phiprop): Pass the correct array size.
11384 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11386 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11388 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11391 * c-typeck.c (lvalue_p): Move declaration ...
11392 * c-common.h (lvalue_p): ... to here.
11393 * c-common.c (candidate_equal_p): New.
11394 (add_tlist): Use it.
11395 (merge_tlist): Use it.
11396 (warn_for_collisions_1): Likewise.
11397 (warning_candidate_p): Accept more candidates.
11398 (verify_tree): A warning candidate can be an expression. Use
11401 2009-04-21 Ben Elliston <bje@au.ibm.com>
11404 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11405 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11406 options. Remove -mcall-solaris documentation.
11408 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11411 * doc/invoke.texi (-Wlong-long): Update description.
11412 * c-lex (interpret_integer): Only warn if there was no previous
11413 overflow and -Wlong-long is enabled.
11414 * c-decl.c (declspecs_add_type): Drop redundant flags.
11415 * c.opt (Wlong-long): Init to -1.
11416 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11417 and front-end warn_long_long. Wlong-long only depends on other
11418 flags if it is uninitialized.
11419 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11420 the same for CPP and FE.
11421 (restore_extension_diagnostics): Likewise.
11423 2009-04-20 Ian Lance Taylor <iant@google.com>
11425 Fix enum conversions which are invalid in C++:
11426 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11427 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11428 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11429 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11430 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11431 (dbxout_parms): Likewise.
11432 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11433 (df_clear_flags): Likewise.
11434 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11435 top_flag parameter to int.
11436 (df_chain_create_bb_process_use): Likewise.
11437 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11439 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11440 (df_ref_create_structure, df_def_record_1): Likewise.
11441 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11442 (df_notes_rescan): Change 0 to VOIDmode in function call.
11443 (df_get_call_refs, df_insn_refs_collect): Likewise.
11444 (df_bb_regs_collect): Likewise.
11445 (df_entry_block_defs_collect): Likewise.
11446 (df_exit_block_uses_collect): Likewise.
11447 * df.h: Update declarations.
11448 * double-int.c (double_int_divmod): Add cast to enum type.
11449 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11450 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11451 (based_loc_descr): Likewise.
11452 (loc_descriptor_from_tree_1): Change first_op and second_op to
11453 enum dwarf_location_atom. Add cast to enum type.
11454 * expmed.c (init_expmed): Change 0 to SET in function call.
11455 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11456 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11457 (do_store_flag): Likewise.
11458 * fixed-value.h (struct fixed_value): Change mode to enum
11460 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11461 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11463 (insert_insn_decl, insert_decl, insert_state): Likewise.
11464 (automata_list_finish): Likewise.
11465 * genrecog.c (process_define_predicate): Add cast to enum type.
11466 * gensupport.c (init_predicate_table): Add cast to enum type.
11467 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11469 (gimple_build_call_1, gimple_build_label): Likewise.
11470 (gimple_build_goto, gimple_build_asm_1): Likewise.
11471 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11472 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11473 (enum fallback): Rename from enum fallback_t.
11474 (fallback_t): Typedef as int.
11475 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11476 GSI_SAME_STMT in function call.
11477 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11479 (setup_reg_class_relations): Likewise.
11480 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11481 (setup_prohibited_class_mode_regs): Add cast to enum type.
11482 (setup_prohibited_mode_move_regs): Likewise.
11483 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11484 (record_address_regs): Change i to enum reg_class.
11485 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11486 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11487 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11488 (GET_MODE_2XWIDER_MODE): Likewise.
11489 (GET_CLASS_NARROWEST_MODE): Likewise.
11490 * omp-low.c (expand_omp_for): Add cast to enum type.
11491 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11492 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11493 * postreload.c (reload_cse_simplify_operands): Change rclass local
11495 * predict.c (combine_predictions_for_insn): Change best_predictor
11496 and predictor to enum br_predictor.
11497 (combine_predictions_for_bb): Likewise.
11498 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11499 use SET_PREDICT_EXPR_OUTCOME.
11500 * real.c (real_arithmetic): Change icode to code in function call.
11501 * reginfo.c (init_move_cost): Add casts to enum type.
11502 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11503 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11505 * reload.c (find_valid_class): Add casts to enum type.
11506 (push_reload): Change 0 to NO_REGS in function call.
11507 (find_reloads): Change this_alternative to array of enum
11508 reg_class. Remove some now-unnecessary casts.
11509 (make_memloc): Change 0 to VOIDmode in function call.
11510 * reload1.c (reload): Change 0 to VOIDmode in function call.
11511 (eliminate_regs_1, elimination_effects): Likewise.
11512 (eliminate_regs_in_insn): Likewise.
11513 (emit_input_reload_insns): Add cast to enum type.
11514 (delete_output_reload): Change 0 to VOIDmode in function call.
11515 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11516 to enum type in function call.
11517 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11518 (SET_PREDICT_EXPR_OUTCOME): Define.
11519 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11520 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11521 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11522 (dump_function): Likewise.
11523 * tree-dump.h: Update declarations.
11524 * tree-pass.h: Update declarations.
11525 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11526 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11528 (arm_rtx_costs_1): Correct parenthesization.
11529 (arm_rtx_costs): Add casts to enum type.
11530 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11531 (vfp_emit_fstmd): Use add_rg_note.
11532 (emit_multi_reg_push, emit_sfm): Likewise.
11533 (thumb_set_frame_pointer): Likewise.
11534 (arm_expand_prologue): Likewise.
11535 (arm_regno_class): Change return type to enum reg_class.
11536 (thumb1_expand_prologue): Use add_reg_note.
11537 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11538 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11540 * config/arm/gentune.sh: Add cast to enum type.
11541 * config/arm/arm-tune.md: Rebuild.
11542 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11543 (ix86_split_fp_branch, predict_jump): Likewise.
11544 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11545 insn_code to enum rtx_code.
11546 (ix86_builtin_vectorized_function): Add cast to enum type.
11547 * config/i386/i386.md (truncdfsf2): Change slot to enum
11549 (truncxf<mode>2, isinf<mode>2): Likewise.
11550 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11552 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11553 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11554 (insert_bundle_state): Change 1 to INSERT in function call.
11555 (ia64_add_bundle_selector_before): Likewise.
11556 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11557 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11558 (restore_stack_nonlocal): Likewise.
11559 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11561 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11563 (mips_rtx_costs): Likewise.
11564 (mips_override_options): Add casts to enum type.
11565 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11567 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11568 (store_reg, set_reg_plus_d): Likewise.
11569 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11570 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11572 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11574 (emit_unlikely_jump): Use add_reg_note.
11575 (rs6000_emit_allocate_stack): Likewise.
11576 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11577 (output_toc): Change 1 to INSERT in function call.
11578 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11579 (rs6000_initialize_trampoline): Likewise.
11580 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11582 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11583 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11584 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11585 (save_gprs): Use add_reg_note.
11586 (s390_emit_prologue): Likewise.
11587 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11588 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11589 (sparc_fold_builtin): Add cast to enum type.
11590 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11592 (spu_expand_prologue): Use add_reg_note.
11593 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11595 2009-04-20 Ian Lance Taylor <iant@google.com>
11597 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11598 (c_parser_postfix_expression_after_primary): Get VEC for list of
11599 arguments. Get original types of arguments. Call
11600 build_function_call_vec.
11601 (cached_expr_list_1, cached_expr_list_2): New static variables.
11602 (c_parser_expr_list): Change return type to VEC *. Add
11603 p_orig_types parameter. Change all callers.
11604 (c_parser_release_expr): New static function.
11605 (c_parser_vec_to_tree_list): New static function.
11606 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11607 call build_function_call_vec.
11608 (build_function_call_vec): New function, based on old
11609 build_function_call.
11610 (convert_arguments): Remove nargs and argarray parameters. Change
11611 values to a VEC. Add origtypes parameter.
11612 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11613 (convert_for_assignment): Add origtype parameter. Change all
11614 callers. If warn_cxx_compat, check for conversion to an enum
11615 type when calling a function.
11616 (store_init_value): Add origtype parameter. Change all callers.
11617 (digest_init): Likewise.
11618 (struct init_node): Add origtype field.
11619 (add_pending_init): Add origtype parameter. Change all callers.
11620 (output_init_element): Likewise.
11621 (output_pending_init_elements): Pass origtype from init_node to
11622 output_init_element.
11623 (process_init_element): Pass origtype from c_expr to
11624 output_init_element.
11625 (c_finish_return): Add origtype parameter. Change all callers.
11626 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11628 (sync_resolve_params): Likewise.
11629 (sync_resolve_return): Change params to first_param. Change caller.
11630 (resolve_overloaded_builtins): Change params to VEC *. Change
11631 callers. Save first parameter around call to build_function_call_vec.
11632 * c-decl.c (finish_decl): Add origtype parameter. Change all
11633 callers. Call build_function_call_vec rather than
11634 build_function_call for cleanup.
11635 * c-tree.h: Update declarations.
11636 * c-common.h: Update declarations.
11637 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11638 params to first_param.
11639 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11640 params parameter from tree to void *.
11641 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11642 Change arglist parameter to have type void *, and to be a pointer
11644 * config/rs6000/rs6000-protos.h
11645 (altivec_resolve_overloaded_builtin): Update declaration.
11646 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11647 fnargs parameter to have type void *, and to be a pointer to a
11648 VEC. Call build_function_call_vec instead of
11649 build_function_call.
11650 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11652 2009-04-20 Joey Ye <joey.ye@intel.com>
11653 Xuepeng Guo <xuepeng.guo@intel.com>
11654 H.J. Lu <hongjiu.lu@intel.com>
11656 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11658 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11659 (IX86_LEA_PRIORITY): Likewise.
11660 (distance_non_agu_define): New function.
11661 (distance_agu_use): Likewise.
11662 (ix86_lea_for_add_ok): Likewise.
11663 (ix86_dep_by_shift_count): Likewise.
11665 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11666 should split for LEA.
11668 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11670 (ix86_dep_by_shift_count): Likewise.
11672 2009-04-20 Richard Guenther <rguenther@suse.de>
11674 * expr.c (handled_component_p): Move ...
11675 * tree.h (handled_component_p): ... here.
11676 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11677 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11678 and REALPART_EXPR to be in one group.
11680 2009-04-20 Richard Guenther <rguenther@suse.de>
11682 * basic-block.h (get_all_dominated_blocks): Declare.
11683 * dominance.c (get_all_dominated_blocks): New function.
11684 * tree-cfg.c (get_all_dominated_blocks): Remove.
11685 (remove_edge_and_dominated_blocks): Adjust.
11686 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11687 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11688 instead of recursing.
11690 2009-04-20 Doug Kwan <dougkwan@google.com>
11692 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11693 (struct cgraph_node_set_def): New type.
11694 (cgraph_node_set) New type. Also declare vector functions.
11695 (struct cgraph_node_set_element_def): New type.
11696 (cgraph_node_set_element): Ditto.
11697 (cgraph_node_set_iterator): New iterator type.
11698 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11699 cgraph_node_set_remove, dump_cgraph_node_set,
11700 debug_cgraph_node_set): New prototypes.
11701 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11702 cgraph_node_set_size): New inlines.
11703 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11704 including cgraph.h.
11705 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11706 argument to function 'write_summary'.
11707 * ipa.c: Include ggc.h.
11708 (hash_cgraph_node_set_element,
11709 eq_cgraph_node_set_element, cgraph_node_set_new,
11710 cgraph_node_set_add, cgraph_node_set_remove,
11711 cgraph_node_set_find, dump_cgraph_node_set,
11712 debug_cgraph_node_set): New functions.
11713 * Makefile.in (ipa.o): Add dependency on GGC_H.
11715 2009-04-20 Ira Rosen <irar@il.ibm.com>
11717 PR tree-optimization/39675
11718 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11719 check of the return code of vect_schedule_slp. Check that
11720 stmt_vec_info still exists for the statement, before checking its
11721 vectorization type.
11723 2009-04-20 Michael Matz <matz@suse.de>
11725 * Makefile.in (generated_files): Take out $(simple_generated_c).
11727 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11729 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11730 (UINTPTR_TYPE): Likewise.
11732 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11735 * c-typeck.c (digest_init): Check for initializing an array with a
11738 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11741 * c-semantics.c (pop_stmt_list): Propagate
11742 STATEMENT_LIST_HAS_LABEL to parent statement list.
11744 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11746 * config/mips/mips.h (mips_tune_attr): New macro.
11747 * config/mips/mips.md (cpu): Use it.
11749 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11752 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11755 2009-04-19 Diego Novillo <dnovillo@google.com>
11757 * toplev.c (compile_file): Move call to coverage_finish ...
11758 * cgraphunit.c (ipa_passes): ... here.
11759 Call cgraph_process_new_functions.
11760 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11761 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11763 2009-04-19 Jan Hubicka <jh@suse.cz>
11765 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11767 (dump_cgraph_node): Dump can throw external flag.
11768 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11770 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11774 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11775 * common.opt (Wlogical-op): Move from here...
11776 * c.opt (Wlogical-op): ... to here.
11777 * c-typeck.c (parser_build_binary_op): Update call to
11778 warn_logical_operator.
11779 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11781 * c-common.c (warn_logical_op): Update.
11782 * c-common.h (warn_logical_op): Update declaration.
11784 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11786 * tree.c (protected_set_expr_location): Fix formatting.
11788 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11791 * c-typeck.c (readonly_warning): new.
11792 (build_unary_op, build_modify_expr): Use readonly_warning for
11793 storing into something readonly but not const-qualified.
11795 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11798 * c-typeck.c (build_unary_op): Check for taking address of
11799 expression of type void.
11801 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11804 * c-typeck.c (build_function_call): Check for calling a function
11805 with qualified void return types. Call require_complete_type when
11808 2009-04-18 Jan Hubicka <jh@suse.cz>
11810 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11812 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11813 can_throw_external flag.
11814 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11815 * ipa-pure-const.c (ignore_edge): New function.
11816 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11817 only over can_throw_external edges.
11818 (local_pure_const): Add nothrow flag.
11819 * ipa-utils.c (searchc): Add ignore_edge callback.
11820 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11821 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11822 (set_nothrow_function_flags): Update cgraph.
11823 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11825 2009-04-18 Richard Guenther <rguenther@suse.de>
11827 PR middle-end/39804
11828 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11829 (fold_stmt): ... this and ...
11830 (fold_stmt_inplace): ... this.
11831 (fold_stmt_1): Fold references in calls and asms.
11832 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11834 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11836 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11837 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11839 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11841 * tree.c (function_args_count): Remove.
11842 * tree.h: Remove the prototype for function_args_count.
11844 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11846 * tree-iterator.c (expr_only): Remove.
11847 * tree.h: Remove the prototype for expr_only.
11849 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11851 * reginfo.c (cannot_change_mode_set_regs): Remove.
11852 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11854 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11856 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11857 whether operands 0 and 1 overlaps.
11859 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11861 PR middle-end/36902
11862 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11863 pointer. Use warning_at instead of warning.
11864 (search_for_addr_array): Likewise.
11865 (check_array_bounds): Likewise.
11866 (check_all_array_refs): Check that the incoming edge is not in the
11867 list of edges to be removed.
11868 (check_all_array_refs): Avoid the temporal pointer.
11869 (vrp_visit_cond_stmt): Fix typo.
11870 (simplify_switch_using_ranges): Handle the case where the switch
11871 index is an integer constant.
11873 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11875 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11877 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11879 * doc/extend.texi, doc/invoke.texi: Fix typos.
11881 2009-04-17 Cary Coutant <ccoutant@google.com>
11883 * tree-flow-inline.h (get_lineno): Fix inverted test.
11885 2009-04-17 Diego Novillo <dnovillo@google.com>
11887 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11888 assertion for AVAIL_OUT.
11890 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11893 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11894 * config/sh/linux-atomic.asm: Likewise.
11896 2009-04-17 Diego Novillo <dnovillo@google.com>
11898 * except.c (debug_eh_tree): New.
11899 (struct eh_region, struct eh_status): Move ...
11900 * except.h: ... here.
11901 (add_type_for_runtime): Declare extern.
11902 (lookup_type_for_runtime): Likewise.
11903 (debug_eh_tree): Declare.
11904 * Makefile.in (GTFILES): List except.h before except.c
11906 2009-04-17 Diego Novillo <dnovillo@google.com>
11908 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11909 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11910 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11911 (find_vars_r): ... here.
11912 * tree-flow.h (find_referenced_vars_in): Declare.
11913 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11914 that AVAIL_OUT exists for BLOCK.
11915 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11916 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11917 (tree-parloops.o): Likewise.
11919 2009-04-17 Simon Baldwin <simonb@google.com>
11921 * toplev.c (default_tree_printer): Add handling for %E format.
11923 2009-04-17 Diego Novillo <dnovillo@google.com>
11925 * tree-pretty-print.c (dump_generic_node): Add break after
11926 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11927 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
11928 FUNCTION_TYPE together. Call print_struct_decl when printing
11929 structures and TDF_SLIM is not given.
11930 (print_struct_decl): Fix logic for detecting recursion.
11932 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11935 * gcc.c (create_at_file): New.
11936 (compile_input_file_p): New.
11937 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
11938 * main.c (main): Update call to toplev_main.
11939 * toplev.c (toplev_main): Change signature. Call expandargv.
11940 * toplev.h (toplev_main): Change signature.
11942 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11944 * dwarf2out.c (field_byte_offset): Use the type size as the field size
11945 if the latter is not constant.
11947 2009-04-17 David Edelsohn <edelsohn@gnu.org>
11949 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
11951 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11953 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
11954 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
11956 2009-04-17 Richard Guenther <rguenther@suse.de>
11958 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11959 Handle component references view-converting an invariant address.
11961 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
11963 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
11964 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
11965 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
11966 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
11967 Use @deftypevr rather than @deftypevar.
11969 2009-04-17 Richard Guenther <rguenther@suse.de>
11971 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
11972 (get_prop_source_stmt): Likewise.
11973 (can_propagate_from): Likewise.
11975 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
11977 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
11978 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
11979 (--with-multilib-list): Add default value.
11980 * configure: Regenerate.
11981 * Makefile.in (TM_ENDIAN_CONFIG): Define.
11982 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
11983 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
11984 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11985 Don't add default cpu to multilib list unnecessarily, but do enable
11986 the relevant compiler option..
11987 Add support for --with-multilib-list=<blank> and
11988 --with-multilib-list=!<somelib> to supress unwanted multilibs.
11989 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
11990 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
11991 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
11992 TM_MULTILIB_CONFIG.
11993 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
11994 (MULTILIB_OSDIRNAMES): New variable.
11995 * config/sh/t-1e: Delete file.
11996 * config/sh/t-mlib-sh1: Delete file.
11997 * config/sh/t-mlib-sh2: Delete file.
11998 * config/sh/t-mlib-sh2a: Delete file.
11999 * config/sh/t-mlib-sh2a-nofpu: Delete file.
12000 * config/sh/t-mlib-sh2a-single: Delete file.
12001 * config/sh/t-mlib-sh2a-single-only: Delete file.
12002 * config/sh/t-mlib-sh2e: Delete file.
12003 * config/sh/t-mlib-sh3e: Delete file.
12004 * config/sh/t-mlib-sh4: Delete file.
12005 * config/sh/t-mlib-sh4-nofpu: Delete file.
12006 * config/sh/t-mlib-sh4-single: Delete file.
12007 * config/sh/t-mlib-sh4-single-only: Delete file.
12008 * config/sh/t-mlib-sh4a: Delete file.
12009 * config/sh/t-mlib-sh4a-nofpu: Delete file.
12010 * config/sh/t-mlib-sh4a-single: Delete file.
12011 * config/sh/t-mlib-sh4a-single-only: Delete file.
12012 * config/sh/t-mlib-sh4al: Delete file.
12013 * config/sh/t-mlib-sh5-32media: Delete file.
12014 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
12015 * config/sh/t-mlib-sh5-64media: Delete file.
12016 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
12017 * config/sh/t-mlib-sh5-compact: Delete file.
12018 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
12019 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
12020 * doc/install.texi (Options specification): Add
12021 --with-multilib-list and --with-endian.
12023 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12025 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
12027 (OBJS-common): Add plugin-version.o.
12028 (plugin-version.o): New.
12029 * gcc-plugin.h (plugin_gcc_version): New.
12030 (plugin_default_version_check): New.
12031 (plugin_init_func, plugin_init): Add version argument.
12032 * plugin-version.c: New.
12033 * plugin.c (str_plugin_gcc_version_name): New.
12034 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12035 pass it to the init function.
12036 (plugin_default_version_check): New.
12038 2009-04-17 Richard Guenther <rguenther@suse.de>
12040 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
12041 for decl-vs-decl disambiguation.
12043 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
12045 * config/s390/s390.h (s390_tune_attr): New macro definition.
12046 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
12048 2009-04-17 Richard Guenther <rguenther@suse.de>
12050 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12051 (fold_stmt_r): Likewise.
12052 (maybe_fold_reference): New function.
12053 (fold_gimple_assign): Handle cases fold_stmt_r did.
12054 (fold_stmt): Do not use fold_stmt_r.
12055 (fold_stmt_inplace): Likewise.
12057 2009-04-17 Richard Guenther <rguenther@suse.de>
12059 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12060 (record_equivalences_from_stmt): Remove useless checks and
12062 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12063 the type is already suitable.
12065 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12067 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12069 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12071 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12072 (CMPtype): Define as __gcc_CMPtype.
12074 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12076 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12077 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12079 2009-04-17 Richard Guenther <rguenther@suse.de>
12081 PR tree-optimization/39746
12082 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12083 special-casing for builtins and static variable use/def.
12084 (call_may_clobber_ref_p_1): Likewise.
12086 2009-04-16 Ian Lance Taylor <iant@google.com>
12088 * df.h: Include "timevar.h".
12089 (struct df_problem): Change tv_id field to timevar_id_t.
12090 * tree-pass.h: Include "timevar.h".
12091 (struct opt_pass): Change tv_id field to timevar_id_t.
12092 * timevar.h (timevar_id_t): Define TV_NONE.
12093 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12094 TV_NONE rather than tv_id != 0.
12095 (execute_one_pass): Likewise.
12096 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12097 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12098 dependencies to $(TREE_PASS_H).
12099 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12101 (pass_branch_target_load_optimize2): Likewise.
12102 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12103 (pass_outof_cfg_layout_mode): Likewise.
12104 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12105 (pass_rebuild_cgraph_edges): Likewise.
12106 (pass_remove_cgraph_callee_edges): Likewise.
12107 * df-core.c (pass_df_initialize_opt): Likewise.
12108 (pass_df_initialize_no_opt): Likewise.
12109 (pass_df_finish): Likewise.
12110 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
12111 * except.c (pass_set_nothrow_function_flags): Likewise.
12112 (pass_convert_to_eh_region_ranges): Likewise.
12113 * final.c (pass_compute_alignments): Likewise.
12114 * function.c (pass_instantiate_virtual_regs): Likewise.
12115 (pass_init_function): Likewise.
12116 (pass_leaf_regs): Likewise.
12117 (pass_match_asm_constraints): Likewise.
12118 * gimple-low.c (pass_lower_cf): Likewise.
12119 (pass_mark_used_blocks): Likewise.
12120 * init-regs.c (pass_initialize_regs): Likewise.
12121 * integrate.c (pass_initial_value_sets): Likewise.
12122 * ira.c (pass_ira): Likewise.
12123 * jump.c (pass_cleanup_barriers): Likewise.
12124 * omp-low.c (pass_expand_omp): Likewise.
12125 (pass_lower_omp): Likewise.
12126 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
12127 * recog.c (pass_split_all_insns): Likewise.
12128 (pass_split_after_reload): Likewise.
12129 (pass_split_before_regstack): Likewise.
12130 (pass_split_before_sched2): Likewise.
12131 (pass_split_for_shorten_branches): Likewise.
12132 * reginfo.c (pass_reginfo_init): Likewise.
12133 (pass_subregs_of_mode_init): Likewise.
12134 (pass_subregs_of_mode_finish): Likewise.
12135 * passes.c (pass_postreload): Likewise.
12136 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
12137 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
12138 (pass_warn_function_return): Likewise.
12139 (pass_warn_function_noreturn): Likewise.
12140 * tree-complex.c (pass_lower_complex): Likewise.
12141 (pass_lower_complex_O0): Likewise.
12142 * tree-if-conv.c (pass_if_conversion): Likewise.
12143 * tree-into-ssa.c (pass_build_ssa): Likewise.
12144 * tree-mudflap.c (pass_mudflap_1): Likewise.
12145 (pass_mudflap_2): Likewise.
12146 * tree-nomudflap.c (pass_mudflap_1): Likewise.
12147 (pass_mudflap_2): Likewise.
12148 * tree-nrv.c (pass_return_slot): Likewise.
12149 * tree-object-size.c (pass_object_sizes): Likewise.
12150 * tree-optimize.c (pass_all_optimizations): Likewise.
12151 (pass_early_local_passes): Likewise.
12152 (pass_all_early_optimizations): Likewise.
12153 (pass_cleanup_cfg): Likewise.
12154 (pass_cleanup_cfg_post_optimizing): Likewise.
12155 (pass_free_datastructures): Likewise.
12156 (pass_free_cfg_annotations): Likewise.
12157 (pass_fixup_cfg): Likewise.
12158 (pass_init_datastructures): Likewise.
12159 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
12160 (pass_late_warn_uninitialized): Likewise.
12161 (pass_update_address_taken): Likewise.
12162 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
12163 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
12164 (pass_cse_sincos): Likewise.
12165 (pass_convert_to_rsqrt): Likewise.
12166 * tree-ssa-structalias.c (pass_build_alias): Likewise.
12167 * tree-stdarg.c (pass_stdarg): Likewise.
12168 * tree-tailcall.c (pass_tail_recursion): Likewise.
12169 (pass_tail_calls): Likewise.
12170 * tree-vect-generic.c (pass_lower_vector): Likewise.
12171 (pass_lower_vector_ssa): Likewise.
12172 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
12174 2009-04-16 Joseph Myers <joseph@codesourcery.com>
12176 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
12178 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
12180 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
12181 logical and signext.
12183 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
12186 * config/sh/predicates.md (arith_operand): Check if the operand
12187 of TRUNCATE is a REG.
12189 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12191 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12192 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12194 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12196 * tree-iterator.c (tsi_split_statement_list_after,
12197 tsi_split_statement_list_before): Remove.
12198 * tree-iterator.h: Remove the prototypes for
12199 tsi_split_statement_list_after and tsi_split_statement_list_before.
12201 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12203 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
12204 * tree-ssa-propagate.h: Remove the prototype for
12205 stmt_makes_single_load.
12207 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12209 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
12210 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
12212 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12214 * tree-iterator.c (EXPR_LAST_BODY): Remove.
12216 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12218 * except.c (eh_region_outer_p): Remove.
12219 * except.h: Remove the prototype for eh_region_outer_p.
12221 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12223 * function.c (current_function_assembler_name): Remove.
12224 * function.h: Remove the prototype for
12225 current_function_assembler_name.
12227 2009-04-16 Ian Lance Taylor <iant@google.com>
12229 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
12230 (add_reg_note): Call alloc_reg_note.
12231 * rtl.h (alloc_reg_note): Declare.
12232 * combine.c (try_combine): Use alloc_reg_note.
12233 (recog_for_combine, move_deaths): Likewise.
12234 (distribute_notes): Use alloc_reg_note and add_reg_note.
12235 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
12236 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
12237 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
12239 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
12241 PR rtl-optimization/39762
12242 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
12243 ira_may_move_out_cost): Add comments about way of their usage.
12244 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
12246 * ira-conflicts.c (process_regs_for_copy): Use function
12247 ira_get_register_move_cost instead of global
12248 ira_register_move_cost.
12250 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
12251 color_pass, move_spill_restore, update_curr_costs): Ditto.
12253 * ira-lives.c (process_single_reg_class_operands): Ditto.
12255 * ira-emit.c (emit_move_list): Ditto.
12257 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
12258 (record_reg_classes): Ditto. Use functions
12259 ira_get_register_move_cost and ira_get_may_move_cost instead of
12260 global vars ira_register_move_cost, ira_may_move_out_cost and
12261 ira_may_move_in_cost.
12262 (record_address_regs): Don't call ira_init_register_move_cost.
12263 Use function ira_get_may_move_cost instead of global
12264 ira_may_move_in_cost.
12265 (process_bb_node_for_hard_reg_moves): Use function
12266 ira_get_register_move_cost instead of global ira_register_move_cost.
12267 (ira_costs): Don't call ira_init_register_move_cost.
12269 2009-04-16 Richard Guenther <rguenther@suse.de>
12271 * tree-cfg.c (verify_gimple_assign_binary):
12272 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12273 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12274 (create_general_new_stmt): Note that this function is broken.
12276 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12278 * common.opt (fhelp): Add Var(help_flag).
12279 * gcc-plugin.h (plugin_info): Add help.
12280 * plugin.c (plugin_name_args): Add help.
12281 (register_plugin_info): Set plugin->help.
12282 (print_help_one_plugin): New.
12283 (print_plugins_help): New.
12284 * plugin.h (print_plugins_help): New.
12285 * toplev.c (toplev_main): Call print_plugins_help if needed.
12287 2009-04-16 Richard Guenther <rguenther@suse.de>
12289 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12290 (gimple_ior_addresses_taken_1): New function.
12291 (gimple_ior_addresses_taken): Likewise.
12292 * gimple.h (struct gimple_statement_with_ops_base): Remove
12293 addresses_taken member.
12294 (gimple_ior_addresses_taken): Declare.
12295 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12296 gimple_set_addresses_taken): Remove.
12297 * ipa-reference.c (mark_address): New function.
12298 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12299 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12300 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12301 (gimple_add_to_addresses_taken): Remove.
12302 (get_tmr_operands): Call mark_address_taken.
12303 (get_asm_expr_operands): Likewise.
12304 (get_expr_operands): Likewise.
12305 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12306 (free_stmt_operands): Do not free it.
12307 * tree-ssa.c (delete_tree_ssa): Likewise.
12308 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12310 2009-04-16 Richard Guenther <rguenther@suse.de>
12312 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12313 (walk_stmt_load_store_ops): Likewise.
12314 * gimple.c (get_base_loadstore): New function.
12315 (walk_stmt_load_store_addr_ops): Likewise.
12316 (walk_stmt_load_store_ops): Likewise.
12317 * ipa-pure-const.c (check_op): Simplify.
12318 (check_load, check_store): New functions.
12319 (check_stmt): Use walk_stmt_load_store_ops.
12320 * ipa-reference.c (mark_load): Adjust signature.
12321 (mark_store): Likewise.
12322 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12324 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12326 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12327 (plugin_info): New.
12328 * opts.c (common_handle_option): Don't call print_version.
12329 * plugin.c (plugin_name_args): Add version.
12330 (register_plugin_info): New.
12331 (register_callback): Handle PLUGIN_INFO.
12332 (try_init_one_plugin): New.
12333 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12335 (finalize_one_plugin): New.
12336 (finalize_plugins): New.
12337 (print_one_plugin): New.
12338 (print_plugins_versions): New.
12339 * plugin.h (print_plugins_versions): New.
12340 (finalize_plugins): New.
12341 * toplev.c (compile_file): Don't call initialize_plugins.
12342 (print_version): Call print_plugins_versions.
12343 (toplev_main): Call initialize_plugins. Print version if needed.
12344 Call finalize_plugins.
12346 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12348 * common.opt (fversion): New.
12349 * gcc.c (print_version): New.
12350 (process_command): Don't print the version. Just set print_version.
12351 (main): Print version. Call subprocesses if print_version and
12352 verbose_flag are set.
12353 * opts.c (common_handle_option): Handle OPT_fversion.
12355 2009-04-16 Richard Guenther <rguenther@suse.de>
12356 Ira Rosen <irar@il.ibm.com>
12358 PR tree-optimization/39698
12359 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12360 type of the reduction variable. Only generate the def if
12363 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12364 make sure to first convert to an integer of the same precision.
12365 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12366 the type of the evolution correctly in computing the new
12367 induction variable base.
12369 2009-04-16 Richard Guenther <rguenther@suse.de>
12371 PR middle-end/39625
12372 * tree-cfg.c (make_blocks): Split statements with to-be
12373 abnormal SSA names on the lhs.
12375 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12377 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12378 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12379 * c-typeck.c (really_start_incremental_init): Likewise.
12380 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12381 (TARGET_INITIALIZER): Remove it.
12382 * target.h (struct target): Remove vector_opaque_p.
12383 * tree.c (build_opaque_vector_type): New.
12384 * tree.h (TYPE_VECTOR_OPAQUE): New.
12385 (build_opaque_vector_type): Declare.
12386 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12387 * config/rs6000/rs6000.c (build_opaque_vector_type,
12388 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12389 (rs6000_init_builtins): Use build_opaque_vector_type for
12390 opaque_V4SI_type_node.
12392 2009-04-15 Catherine Moore <clm@codesourcery.com>
12394 * debug.h (set_name): Declare.
12395 * dwarf2out.c (dwarf2out_set_name): Declare.
12396 (dwarf2_debug_hooks): Add set_name.
12397 (find_AT_string): New.
12398 (add_AT_string): Call find_AT_string.
12399 (dwarf2out_set_name): New.
12400 * cp/decl.c (grokdeclarator): Call set_name.
12401 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12402 * debug.c (do_nothing_debug_hooks): Likewise.
12403 * dbxout.c (dbx_debug_hooks): Likewise.
12404 * sdbout.c (sdb_debug_hooks): Likewise.
12406 2009-04-15 Michael Eager <eager@eagercon.com>
12408 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12409 reg for single-precision FPU.
12410 * config/rs6000/rs6000.md (movsi_internal1): Only for
12411 !TARGET_SINGLE_FPU.
12412 (movsi_internal1_single): New. Add pattern to move SI values to/from
12413 single-precision FP regs.
12415 2009-04-15 Richard Guenther <rguenther@suse.de>
12417 * omp-low.c (lower_rec_input_clauses): Build correct address
12419 (expand_omp_for_generic): Fix multiplication type.
12420 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12421 (generate_memset_zero): Fix types.
12422 * tree-profile.c (prepare_instrumented_value): Correctly
12425 2009-04-15 Ian Lance Taylor <iant@google.com>
12427 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12428 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12429 for -Wall and for -Wc++-compat.
12430 (c_common_post_options): For C++, set warn_enum_compare if not
12432 * c-tree.h (struct c_expr): Add field original_type.
12433 (build_external_ref): Update declaration.
12434 * c-parser.c (c_parser_braced_init): Set original_type.
12435 (c_parser_initelt): Likewise.
12436 (c_parser_expr_no_commas): Likewise.
12437 (c_parser_conditional_expression): Likewise.
12438 (c_parser_cast_expression): Likewise.
12439 (c_parser_unary_expression): Likewise. Pull setting of
12440 original_code to top of function.
12441 (c_parser_sizeof_expression): Set original_type.
12442 (c_parser_alignof_expression): Likewise.
12443 (c_parser_postfix_expression): Likewise. Pull setting of
12444 original_code to top of function.
12445 (c_parser_postfix_expression_after_paren_type): Set original_type.
12446 (c_parser_postfix_expression_after_primary): Likewise.
12447 (c_parser_expression): Likewise.
12448 * c-typeck.c (build_external_ref): Add type parameter. Change all
12450 (c_expr_sizeof_expr): Set original_type field.
12451 (parser_build_unary_op): Likewise.
12452 (parser_build_binary_op): Likewise. Optionally warn about
12453 comparisons of enums of different types.
12454 (digest_init): Set original_type field.
12455 (really_start_incremental_init): Likewise.
12456 (push_init_level, pop_init_level): Likewise.
12457 * doc/invoke.texi (Warning Options): -Wenum-compare now
12460 2009-04-15 Richard Guenther <rguenther@suse.de>
12462 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12463 out a necessary conversion.
12464 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12465 names we didn't value number.
12466 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12468 2009-04-15 Richard Guenther <rguenther@suse.de>
12470 PR tree-optimization/39764
12471 * tree-ssa-ccp.c (get_value): Canonicalize value with
12472 canonicalize_float_value.
12474 2009-04-15 Jan Hubicka <jh@suse.cz>
12476 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12477 Wrong version of patch.
12479 2009-04-15 Jan Hubicka <jh@suse.cz>
12481 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12483 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12485 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12486 our distinct integral and vector types.
12488 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12490 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12491 * init.c (build_vtbl_address): Remove call to assemble_external.
12493 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12495 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12496 output for other floating point modes.
12498 2009-04-14 Diego Novillo <dnovillo@google.com>
12500 * diagnostic.c (diagnostic_report_diagnostic): Do not
12501 warn about loaded plugins for DK_ERROR and DK_WARNING.
12502 * c-decl.c (declspecs_add_type): Move call to
12503 invoke_plugin_callbacks ...
12504 * c-parser.c (c_parser_declspecs): ... here.
12505 * plugin.c (dump_active_plugins): Tidy output.
12507 2009-04-14 Diego Novillo <dnovillo@google.com>
12508 Le-Chun Wu <lcwu@google.com>
12510 * configure.ac: Add --enable-plugin support.
12511 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12512 * Makefile.in (PLUGIN_H): Define.
12513 Export ENABLE_PLUGIN and GMPINC to site.exp.
12514 Add PLUGINLIBS to link command.
12515 Add/modify dependencies for plugin.o and files including plugin.h.
12517 * config.in: Regenerate.
12519 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12522 2009-04-14 Le-Chun Wu <lcwu@google.com>
12524 * tree-pass.h (register_one_dump_file): Add a prototype for
12525 register_one_dump_file.
12526 * toplev.c (compile_file): Call initialize_plugins.
12527 (do_compile): Call invoke_plugin_callbacks.
12528 (toplev_main): Call invoke_plugin_callbacks.
12529 * common.opt: Add -fplugin= and -fplugin-arg-.
12530 * gcc-plugin.h: New public header file for plugins to include.
12531 * plugin.c: New source file.
12532 * plugin.h: New internal header file.
12533 * passes.c (register_one_dump_file): Make it external.
12535 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12537 2009-04-14 Diego Novillo <dnovillo@google.com>
12539 * doc/plugins.texi: New.
12540 * doc/gccint.texi: Add reference to Plugins chapter.
12541 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12542 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12543 loaded plugins, if any.
12544 * timevar.def (TV_PLUGIN_INIT): Define.
12545 (TV_PLUGIN_RUN): Define.
12546 * plugin.c: Include timevar.h
12547 (plugins_active_p): New.
12548 (dump_active_plugins): New.
12549 (debug_active_plugins): New.
12551 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12553 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12555 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12557 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12559 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12560 the same as a minus without a shift.
12562 2009-04-14 Nick Clifton <nickc@redhat.com>
12564 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12565 comparisons with small integers will always produce a short
12568 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12571 2008-12-19 Diego Novillo <dnovillo@google.com>
12573 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12575 2009-04-14 Richard Guenther <rguenther@suse.de>
12577 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12579 (verify_gimple_assign_binary): Likewise. Handle shifts and
12581 (verify_gimple_phi): Print the mismatched argument position.
12582 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12584 (vect_update_init_of_dr): Likewise.
12585 * matrix-reorg.c (transform_access_sites): Do what the
12587 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12589 2009-04-13 Michael Eager <eager@eagercon.com>
12591 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12592 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12593 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12594 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12595 remove duplicate config
12597 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12599 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12600 file_name:line_number type locator of the call site.
12602 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12604 * genautomata.c: Put blank after comma.
12605 (automaton_decls): New.
12606 (struct unit_usage): Add comments to member next.
12607 (store_alt_unit_usage): Keep the list ordered.
12608 (unit_present_on_list_p, equal_alternatives_p): New.
12609 (check_regexp_units_distribution): Check units distribution
12610 correctness correctly.
12611 (main): Don't write automata if error is found. Return correct
12614 * config/m68k/cf.md (cfv4_ds): Remove.
12615 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12616 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12618 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12619 power4-load-ext, power4-store, power4-store-update,
12620 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12621 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12622 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12623 power4-sqrt, power4-isync): Modify reservation to make correct
12624 unit distribution to automata.
12626 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12627 power5-store-update, power5-two, power5-three, power5-lmul,
12628 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12630 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12632 * except.c (pass_set_nothrow_function_flags): Set name and add
12634 (set_nothrow_function_flags): Mention in the dump file when
12635 changing a function to nothrow.
12637 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12640 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12641 instead of unsigned long.
12643 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12645 * config/arm/arm.c (return_used_this_function): Remove.
12646 (arm_output_function_prologue): Remove use of
12647 return_used_this_function.
12648 (output_return_instruction): Replace use of
12649 return_used_this_function
12650 by cfun->machine->return_used_this_function.
12651 (arm_output_epilogue): Likewise.
12652 (arm_output_function_epilogue): Likewise.
12653 (thumb_unexpanded_epilogue): Likewise.
12654 * config/arm/arm.h (struct machine_function):
12655 New member return_used_this_function.
12657 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12659 * doc/install.texi: Correct description of default directory for
12660 --with-gxx-include-dir.
12662 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12664 * fold-const.c (build_range_check): Properly deal with enumeral and
12665 boolean base types.
12667 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12669 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12670 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12671 * params.h (MAX_GCSE_PASSES): Remove.
12672 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12673 in sequence. Remove ability to run multiple passes.
12674 (bypass_jumps): Report run as third CPROP pass.
12676 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12678 PR middle-end/39651
12679 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12680 when deciding whether the whole SEQUENCE can throw.
12682 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12685 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12686 offseted label references.
12688 2009-04-11 Jan Hubicka <jh@suse.cz>
12690 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12692 2009-04-11 Richard Guenther <rguenther@suse.de>
12694 PR middle-end/39732
12695 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12696 return variables as TREE_ADDRESSABLE.
12698 2009-04-11 Richard Guenther <rguenther@suse.de>
12700 PR tree-optimization/39713
12701 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12702 reference trees have SSA_NAME operands.
12704 2009-04-11 Richard Guenther <rguenther@suse.de>
12707 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12708 address expressions.
12710 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12712 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12713 match changes in Cygwin 1.7
12714 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12715 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12717 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12719 PR tree-optimization/39701
12720 * doc/invoke.texi (Optimization Options): Document change in
12721 meaning and initialization of -fdelete-null-pointer-checks.
12723 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12725 PR middle-end/39701
12726 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12728 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12731 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12733 2009-04-10 Chao-ying Fu <fu@mips.com>
12735 * doc/tm.texi (Instruction Output): Document
12736 TARGET_ASM_FINAL_POSTSCAN_INSN.
12737 * target.h (final_postscan_insn): New field in asm_out.
12738 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12739 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12740 * final.c (final_scan_insn): Call
12741 targetm.asm_out.final_postscan_insn after outputting
12742 an asm macro and a normal instruction.
12744 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12745 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12746 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12747 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12748 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12750 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12752 PR middle-end/39701
12753 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12754 variables as non-NULL even with -fdelete-null-pointer-checks.
12756 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12758 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12760 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12763 * config/i386/i386.c (classify_argument): Handle SCmode with
12764 (bit_offset % 64) != 0.
12766 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12768 * doc/invoke.texi (Optimize Options): Add cross-reference to
12769 -Q --help=optimizers examples.
12771 2009-04-10 Ben Elliston <bje@au.ibm.com>
12774 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12775 regalign for the reg == fpr and TDmode case.
12777 2009-04-09 David Ayers <ayers@fsfe.org>
12780 * objc/objc-act.c (warn_with_method): Remove helper function.
12781 (check_duplicates): Call warning and inform directly.
12782 (really_start_method): Likewise.
12784 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12786 * expmed.c (expand_divmod): Always use a comparison for a division
12787 by a large unsigned integer.
12789 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12790 for things others than variables or functions as nonzero.
12792 2009-04-09 Nick Clifton <nickc@redhat.com>
12794 * unwind-compat.c: Change copyright header to refer to version
12795 3 of the GNU General Public License with version 3.1 of the
12796 GCC Runtime Library Exception and to point readers at the
12797 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12798 * config/alpha/crtfastmath.c: Likewise.
12799 * config/alpha/linux-unwind.h: Likewise.
12800 * config/alpha/qrnnd.asm: Likewise.
12801 * config/alpha/vms-crt0-64.c: Likewise.
12802 * config/alpha/vms-crt0.c: Likewise.
12803 * config/alpha/vms-dwarf2.asm: Likewise.
12804 * config/alpha/vms-dwarf2eh.asm: Likewise.
12805 * config/alpha/vms-psxcrt0-64.c: Likewise.
12806 * config/alpha/vms-psxcrt0.c: Likewise.
12807 * config/alpha/vms_tramp.asm: Likewise.
12808 * config/arc/initfini.c: Likewise.
12809 * config/arc/lib1funcs.asm: Likewise.
12810 * config/arm/bpabi-v6m.S: Likewise.
12811 * config/arm/bpabi.S: Likewise.
12812 * config/arm/bpabi.c: Likewise.
12813 * config/arm/crti.asm: Likewise.
12814 * config/arm/crtn.asm: Likewise.
12815 * config/arm/ieee754-df.S: Likewise.
12816 * config/arm/ieee754-sf.S: Likewise.
12817 * config/arm/lib1funcs.asm: Likewise.
12818 * config/arm/libunwind.S: Likewise.
12819 * config/arm/linux-atomic.c: Likewise.
12820 * config/arm/mmintrin.h: Likewise.
12821 * config/arm/pr-support.c: Likewise.
12822 * config/arm/unaligned-funcs.c: Likewise.
12823 * config/arm/unwind-arm.c: Likewise.
12824 * config/arm/unwind-arm.h: Likewise.
12825 * config/avr/libgcc.S: Likewise.
12826 * config/bfin/crti.s: Likewise.
12827 * config/bfin/crtlibid.s: Likewise.
12828 * config/bfin/crtn.s: Likewise.
12829 * config/bfin/lib1funcs.asm: Likewise.
12830 * config/bfin/linux-unwind.h: Likewise.
12831 * config/cris/arit.c: Likewise.
12832 * config/cris/cris_abi_symbol.c: Likewise.
12833 * config/darwin-64.c: Likewise.
12834 * config/darwin-crt2.c: Likewise.
12835 * config/darwin-crt3.c: Likewise.
12836 * config/darwin.h: Likewise.
12837 * config/dbxelf.h: Likewise.
12838 * config/dfp-bit.c: Likewise.
12839 * config/dfp-bit.h: Likewise.
12840 * config/elfos.h: Likewise.
12841 * config/fixed-bit.c: Likewise.
12842 * config/fixed-bit.h: Likewise.
12843 * config/fp-bit.c: Likewise.
12844 * config/fp-bit.h: Likewise.
12845 * config/fr30/crti.asm: Likewise.
12846 * config/fr30/crtn.asm: Likewise.
12847 * config/fr30/lib1funcs.asm: Likewise.
12848 * config/freebsd-spec.h: Likewise.
12849 * config/frv/cmovd.c: Likewise.
12850 * config/frv/cmovh.c: Likewise.
12851 * config/frv/cmovw.c: Likewise.
12852 * config/frv/frvbegin.c: Likewise.
12853 * config/frv/frvend.c: Likewise.
12854 * config/frv/lib1funcs.asm: Likewise.
12855 * config/glibc-stdint.h: Likewise.
12856 * config/h8300/clzhi2.c: Likewise.
12857 * config/h8300/crti.asm: Likewise.
12858 * config/h8300/crtn.asm: Likewise.
12859 * config/h8300/ctzhi2.c: Likewise.
12860 * config/h8300/fixunssfsi.c: Likewise.
12861 * config/h8300/lib1funcs.asm: Likewise.
12862 * config/h8300/parityhi2.c: Likewise.
12863 * config/h8300/popcounthi2.c: Likewise.
12864 * config/i386/ammintrin.h: Likewise.
12865 * config/i386/att.h: Likewise.
12866 * config/i386/avxintrin.h: Likewise.
12867 * config/i386/biarch64.h: Likewise.
12868 * config/i386/bmmintrin.h: Likewise.
12869 * config/i386/cpuid.h: Likewise.
12870 * config/i386/cross-stdarg.h: Likewise.
12871 * config/i386/crtfastmath.c: Likewise.
12872 * config/i386/crtprec.c: Likewise.
12873 * config/i386/cygming-crtbegin.c: Likewise.
12874 * config/i386/cygming-crtend.c: Likewise.
12875 * config/i386/cygwin.asm: Likewise.
12876 * config/i386/emmintrin.h: Likewise.
12877 * config/i386/gmm_malloc.h: Likewise.
12878 * config/i386/gthr-win32.c: Likewise.
12879 * config/i386/i386.h: Likewise.
12880 * config/i386/immintrin.h: Likewise.
12881 * config/i386/linux-unwind.h: Likewise.
12882 * config/i386/linux64.h: Likewise.
12883 * config/i386/mm3dnow.h: Likewise.
12884 * config/i386/mmintrin-common.h: Likewise.
12885 * config/i386/mmintrin.h: Likewise.
12886 * config/i386/nmmintrin.h: Likewise.
12887 * config/i386/pmm_malloc.h: Likewise.
12888 * config/i386/pmmintrin.h: Likewise.
12889 * config/i386/smmintrin.h: Likewise.
12890 * config/i386/sol2-c1.asm: Likewise.
12891 * config/i386/sol2-ci.asm: Likewise.
12892 * config/i386/sol2-cn.asm: Likewise.
12893 * config/i386/sol2-gc1.asm: Likewise.
12894 * config/i386/tmmintrin.h: Likewise.
12895 * config/i386/unix.h: Likewise.
12896 * config/i386/w32-unwind.h: Likewise.
12897 * config/i386/wmmintrin.h: Likewise.
12898 * config/i386/x86-64.h: Likewise.
12899 * config/i386/x86intrin.h: Likewise.
12900 * config/i386/xmmintrin.h: Likewise.
12901 * config/ia64/crtbegin.asm: Likewise.
12902 * config/ia64/crtend.asm: Likewise.
12903 * config/ia64/crtfastmath.c: Likewise.
12904 * config/ia64/crti.asm: Likewise.
12905 * config/ia64/crtn.asm: Likewise.
12906 * config/ia64/fde-glibc.c: Likewise.
12907 * config/ia64/lib1funcs.asm: Likewise.
12908 * config/ia64/linux-unwind.h: Likewise.
12909 * config/ia64/quadlib.c: Likewise.
12910 * config/ia64/unwind-ia64.c: Likewise.
12911 * config/linux.h: Likewise.
12912 * config/m32c/m32c-lib1.S: Likewise.
12913 * config/m32c/m32c-lib2-trapv.c: Likewise.
12914 * config/m32c/m32c-lib2.c: Likewise.
12915 * config/m32r/initfini.c: Likewise.
12916 * config/m68hc11/larith.asm: Likewise.
12917 * config/m68hc11/m68hc11-crt0.S: Likewise.
12918 * config/m68k/cf.md: Likewise.
12919 * config/m68k/crti.s: Likewise.
12920 * config/m68k/crtn.s: Likewise.
12921 * config/m68k/lb1sf68.asm: Likewise.
12922 * config/m68k/linux-unwind.h: Likewise.
12923 * config/mcore/crti.asm: Likewise.
12924 * config/mcore/crtn.asm: Likewise.
12925 * config/mcore/lib1.asm: Likewise.
12926 * config/mips/linux-unwind.h: Likewise.
12927 * config/mips/loongson.h: Likewise.
12928 * config/mips/mips16.S: Likewise.
12929 * config/mmix/crti.asm: Likewise.
12930 * config/mmix/crtn.asm: Likewise.
12931 * config/pa/fptr.c: Likewise.
12932 * config/pa/hpux-unwind.h: Likewise.
12933 * config/pa/lib2funcs.asm: Likewise.
12934 * config/pa/linux-atomic.c: Likewise.
12935 * config/pa/linux-unwind.h: Likewise.
12936 * config/pa/milli64.S: Likewise.
12937 * config/pa/quadlib.c: Likewise.
12938 * config/pa/stublib.c: Likewise.
12939 * config/picochip/libgccExtras/adddi3.asm: Likewise.
12940 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
12941 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
12942 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
12943 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
12944 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
12945 * config/picochip/libgccExtras/divmod15.asm: Likewise.
12946 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
12947 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
12948 * config/picochip/libgccExtras/longjmp.asm: Likewise.
12949 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
12950 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
12951 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
12952 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
12953 * config/picochip/libgccExtras/setjmp.asm: Likewise.
12954 * config/picochip/libgccExtras/subdi3.asm: Likewise.
12955 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
12956 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
12957 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
12958 * config/rs6000/750cl.h: Likewise.
12959 * config/rs6000/altivec.h: Likewise.
12960 * config/rs6000/biarch64.h: Likewise.
12961 * config/rs6000/crtresfpr.asm: Likewise.
12962 * config/rs6000/crtresgpr.asm: Likewise.
12963 * config/rs6000/crtresxfpr.asm: Likewise.
12964 * config/rs6000/crtresxgpr.asm: Likewise.
12965 * config/rs6000/crtsavfpr.asm: Likewise.
12966 * config/rs6000/crtsavgpr.asm: Likewise.
12967 * config/rs6000/darwin-asm.h: Likewise.
12968 * config/rs6000/darwin-fallback.c: Likewise.
12969 * config/rs6000/darwin-fpsave.asm: Likewise.
12970 * config/rs6000/darwin-ldouble.c: Likewise.
12971 * config/rs6000/darwin-tramp.asm: Likewise.
12972 * config/rs6000/darwin-unwind.h: Likewise.
12973 * config/rs6000/darwin-vecsave.asm: Likewise.
12974 * config/rs6000/darwin-world.asm: Likewise.
12975 * config/rs6000/e500crtres32gpr.asm: Likewise.
12976 * config/rs6000/e500crtres64gpr.asm: Likewise.
12977 * config/rs6000/e500crtres64gprctr.asm: Likewise.
12978 * config/rs6000/e500crtrest32gpr.asm: Likewise.
12979 * config/rs6000/e500crtrest64gpr.asm: Likewise.
12980 * config/rs6000/e500crtresx32gpr.asm: Likewise.
12981 * config/rs6000/e500crtresx64gpr.asm: Likewise.
12982 * config/rs6000/e500crtsav32gpr.asm: Likewise.
12983 * config/rs6000/e500crtsav64gpr.asm: Likewise.
12984 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
12985 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
12986 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
12987 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
12988 * config/rs6000/eabi-ci.asm: Likewise.
12989 * config/rs6000/eabi-cn.asm: Likewise.
12990 * config/rs6000/eabi.asm: Likewise.
12991 * config/rs6000/linux-unwind.h: Likewise.
12992 * config/rs6000/linux64.h: Likewise.
12993 * config/rs6000/paired.h: Likewise.
12994 * config/rs6000/paired.md: Likewise.
12995 * config/rs6000/ppc64-fp.c: Likewise.
12996 * config/rs6000/ppu_intrinsics.h: Likewise.
12997 * config/rs6000/rs6000.h: Likewise.
12998 * config/rs6000/si2vmx.h: Likewise.
12999 * config/rs6000/sol-ci.asm: Likewise.
13000 * config/rs6000/sol-cn.asm: Likewise.
13001 * config/rs6000/spe.h: Likewise.
13002 * config/rs6000/spu2vmx.h: Likewise.
13003 * config/rs6000/sysv4.h: Likewise.
13004 * config/rs6000/tramp.asm: Likewise.
13005 * config/rs6000/vec_types.h: Likewise.
13006 * config/s390/linux-unwind.h: Likewise.
13007 * config/s390/tpf-unwind.h: Likewise.
13008 * config/score/crti.asm: Likewise.
13009 * config/score/crtn.asm: Likewise.
13010 * config/sh/crt1.asm: Likewise.
13011 * config/sh/crti.asm: Likewise.
13012 * config/sh/crtn.asm: Likewise.
13013 * config/sh/divtab-sh4-300.c: Likewise.
13014 * config/sh/divtab-sh4.c: Likewise.
13015 * config/sh/divtab.c: Likewise.
13016 * config/sh/lib1funcs-4-300.asm: Likewise.
13017 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
13018 * config/sh/lib1funcs.asm: Likewise.
13019 * config/sh/lib1funcs.h: Likewise.
13020 * config/sh/linux-atomic.asm: Likewise.
13021 * config/sh/linux-unwind.h: Likewise.
13022 * config/sh/shmedia.h: Likewise.
13023 * config/sh/sshmedia.h: Likewise.
13024 * config/sh/ushmedia.h: Likewise.
13025 * config/sparc/crtfastmath.c: Likewise.
13026 * config/sparc/linux-unwind.h: Likewise.
13027 * config/sparc/sol2-c1.asm: Likewise.
13028 * config/sparc/sol2-ci.asm: Likewise.
13029 * config/sparc/sol2-cn.asm: Likewise.
13030 * config/spu/divmodti4.c: Likewise.
13031 * config/spu/divv2df3.c: Likewise.
13032 * config/spu/float_disf.c: Likewise.
13033 * config/spu/float_unsdidf.c: Likewise.
13034 * config/spu/float_unsdisf.c: Likewise.
13035 * config/spu/float_unssidf.c: Likewise.
13036 * config/spu/mfc_multi_tag_release.c: Likewise.
13037 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13038 * config/spu/mfc_tag_release.c: Likewise.
13039 * config/spu/mfc_tag_reserve.c: Likewise.
13040 * config/spu/mfc_tag_table.c: Likewise.
13041 * config/spu/multi3.c: Likewise.
13042 * config/spu/spu_internals.h: Likewise.
13043 * config/spu/spu_intrinsics.h: Likewise.
13044 * config/spu/spu_mfcio.h: Likewise.
13045 * config/spu/vec_types.h: Likewise.
13046 * config/spu/vmx2spu.h: Likewise.
13047 * config/stormy16/stormy16-lib2.c: Likewise.
13048 * config/svr4.h: Likewise.
13049 * config/sync.c: Likewise.
13050 * config/v850/lib1funcs.asm: Likewise.
13051 * config/vxlib-tls.c: Likewise.
13052 * config/vxlib.c: Likewise.
13053 * config/vxworks-dummy.h: Likewise.
13054 * config/xtensa/crti.asm: Likewise.
13055 * config/xtensa/crtn.asm: Likewise.
13056 * config/xtensa/ieee754-df.S: Likewise.
13057 * config/xtensa/ieee754-sf.S: Likewise.
13058 * config/xtensa/lib1funcs.asm: Likewise.
13059 * config/xtensa/lib2funcs.S: Likewise.
13060 * config/xtensa/linux-unwind.h: Likewise.
13061 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13062 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13063 * coretypes.h: Likewise.
13064 * crtstuff.c: Likewise.
13065 * defaults.h: Likewise.
13066 * dwarf2.h: Likewise.
13067 * emutls.c: Likewise.
13068 * gbl-ctors.h: Likewise.
13069 * gcov-io.h: Likewise.
13070 * ginclude/float.h: Likewise.
13071 * ginclude/iso646.h: Likewise.
13072 * ginclude/stdarg.h: Likewise.
13073 * ginclude/stdbool.h: Likewise.
13074 * ginclude/stddef.h: Likewise.
13075 * ginclude/stdfix.h: Likewise.
13076 * ginclude/stdint-gcc.h: Likewise.
13077 * ginclude/tgmath.h: Likewise.
13078 * gthr-aix.h: Likewise.
13079 * gthr-dce.h: Likewise.
13080 * gthr-gnat.c: Likewise.
13081 * gthr-gnat.h: Likewise.
13082 * gthr-lynx.h: Likewise.
13083 * gthr-mipssde.h: Likewise.
13084 * gthr-nks.h: Likewise.
13085 * gthr-posix.c: Likewise.
13086 * gthr-posix.h: Likewise.
13087 * gthr-posix95.h: Likewise.
13088 * gthr-rtems.h: Likewise.
13089 * gthr-single.h: Likewise.
13090 * gthr-solaris.h: Likewise.
13091 * gthr-tpf.h: Likewise.
13092 * gthr-vxworks.h: Likewise.
13093 * gthr-win32.h: Likewise.
13094 * gthr.h: Likewise.
13095 * libgcc2.c: Likewise.
13096 * libgcc2.h: Likewise.
13097 * libgcov.c: Likewise.
13098 * tsystem.h: Likewise.
13099 * typeclass.h: Likewise.
13100 * unwind-c.c: Likewise.
13101 * unwind-compat.h: Likewise.
13102 * unwind-dw2-fde-compat.c: Likewise.
13103 * unwind-dw2-fde-darwin.c: Likewise.
13104 * unwind-dw2-fde-glibc.c: Likewise.
13105 * unwind-dw2-fde.c: Likewise.
13106 * unwind-dw2-fde.h: Likewise.
13107 * unwind-dw2.c: Likewise.
13108 * unwind-dw2.h: Likewise.
13109 * unwind-generic.h: Likewise.
13110 * unwind-pe.h: Likewise.
13111 * unwind-sjlj.c: Likewise.
13112 * unwind.inc: Likewise.
13113 * config/arm/neon-gen.ml: Change generated copyright header to
13114 refer to version 3 of the GNU General Public License with
13115 version 3.1 of the GCC Runtime Library Exception and to point
13116 readers at the COPYING3 and COPYING3.RUNTIME files and the
13117 FSF's license web page.
13118 * config/arm/arm_neon.h: Regenerate.
13120 2009-04-09 Jakub Jelinek <jakub@redhat.com>
13122 * config/cris/cris.md: Change copyright header to refer to version
13123 3 of the GNU General Public License.
13124 * doc/install.texi2html: Change copyright header to refer to version
13125 3 of the GNU General Public License and to point readers at the
13126 COPYING3 file and the FSF's license web page.
13127 * config/vax/linux.h: Likewise.
13129 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13131 * config/i386/i386.md (cmpcc): New.
13132 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
13133 (sync_compare_and_swap_cc*): Delete.
13135 * config/s390/s390.c (s390_compare_emitted): Remove.
13136 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
13137 s390_compare_emitted used to be handled. Assert that modes match.
13138 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
13139 refer to sync_compare_and_swap_ccsi.
13140 * config/s390/s390.h (s390_compare_emitted): Remove.
13141 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
13142 instead of s390_compare_emitted.
13143 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
13144 instead of s390_compare_emitted.
13145 * config/s390/s390.md (cmpcc): New.
13146 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
13147 CC_REGNUM, do not pretend it's set.
13148 (sync_compare_and_swap_cc*): Delete.
13149 * config/s390/predicates.md (cc_reg_operand): New.
13151 * expr.c (sync_compare_and_swap_cc): Delete.
13152 * optabs.h (sync_compare_and_swap_cc): Delete.
13153 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
13154 is being used with can_compare_p.
13155 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
13156 (find_cc_set): New.
13157 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
13158 look for a MODE_CC set instead. Use emit_store_flag.
13159 (expand_compare_and_swap_loop): Likewise, with some additional
13160 complication to avoid a force_reg when useless. Use
13161 emit_cmp_and_jump_insns.
13162 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
13163 * doc/md.texi (sync_compare_and_swap_cc): Merge with
13164 sync_compare_and_swap documentation.
13166 2009-04-09 Jan Hubicka <jh@suse.cz>
13168 * except.c (find_prev_try): Break out from ....
13169 (duplicate_eh_regions): ... here; properly update prev_try pointers
13170 when duplication part of tree.
13171 (dump_eh_tree): Improve dumping.
13172 (verify_eh_region): New.
13173 (verify_eh_tree): Use it.
13175 2009-04-06 Richard Guenther <rguenther@suse.de>
13177 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
13178 &ARRAY addresses by adjusting their types and prepending
13180 * tree-cfg.c (verify_gimple_assign_single): Verify that
13181 addresses are correct.
13183 2009-04-09 Richard Guenther <rguenther@suse.de>
13185 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
13186 indices into an array reference if possible.
13187 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13188 Fold POINTER_PLUS_EXPR statements with invariant address.
13190 2009-04-09 Alan Modra <amodra@bigpond.net.au>
13193 * config.gcc (powerpc64-*-linux*): Always build biarch.
13195 2009-04-09 Joseph Myers <joseph@codesourcery.com>
13198 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
13199 it and pedwarn if this results in an INTEGER_CST.
13201 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13203 * doc/install.texi: Update minimum GMP version. Remove obsolete
13204 text in MPFR section.
13206 2009-04-08 Jakub Jelinek <jakub@redhat.com>
13208 * dwarf2out.c (class_scope_p): New static inline.
13209 (class_or_namespace_scope_p): Use it.
13210 (gen_variable_die): Use DW_TAG_member tag for static data member
13211 declarations instead of DW_TAG_variable.
13213 PR middle-end/39573
13214 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
13217 2009-04-08 Richard Guenther <rguenther@suse.de>
13219 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
13220 valueize random data.
13222 2009-04-08 David Edelsohn <edelsohn@gnu.org>
13224 * config.gcc (aix tm_file): Add aix-stdint.h.
13225 (aix tm clause use_gcc_stdint): Set to wrap.
13226 * config/rs6000/aix-stdint.h: New file.
13228 2009-04-08 Richard Guenther <rguenther@suse.de>
13230 PR middle-end/36291
13231 * tree-dfa.c (add_referenced_var): Do not recurse into
13232 global initializers.
13233 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
13235 (fold_const_aggregate_ref): Likewise.
13237 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13239 * recog.c (ordered_comparison_operator): New.
13240 * gensupport.c (std_preds): Add it.
13241 * doc/md.texi (Machine-Independent Predicates): Document it.
13243 2009-04-08 Jan Hubicka <jh@suse.cz>
13245 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
13246 * function.h (rtl_eh): Remove exception_handler_label_map.
13247 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
13248 remove_exception_handler_label, for_each_eh_label_1): Remove.
13249 (rtl_remove_unreachable_regions): Remove.
13250 (convert_from_eh_region_ranges): Do not remove unreachable regions.
13251 (find_exception_handler_labels): Don't build the hashtable.
13252 (maybe_remove_eh_handler): Remove.
13253 (for_each_eh_label): Rewrite to walk the tree.
13254 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
13255 * except.h (maybe_remove_eh_handler): Remove.
13256 * passes.c (init_optimization_passes): Schedule second EH cleanup
13258 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
13259 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
13261 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13263 * genoutput.c (validate_optab_operands): New.
13264 (gen_insn, gen_expand): Call it.
13266 * genflags.c (gen_insn): Detect misused iterators.
13267 (main): Pass line_no to gen_insn, exit with status 1 on error.
13269 * genextract.c (line_no): Make global.
13270 (VEC_safe_set_locstr): Change assertion to error message.
13271 (main): Exit with status 1 on error.
13273 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13277 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13278 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13279 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13280 * c-convert.c (convert): Do not call fold on results of conversion
13281 functions when the result is a C_MAYBE_CONST_EXPR.
13282 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13283 of __builtin_choose_expr.
13284 * c-typeck.c (remove_c_maybe_const_expr): New.
13285 (build_unary_op, build_conditional_expr, build_compound_expr,
13286 build_binary_op, c_objc_common_truthvalue_conversion): Call
13287 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13290 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13292 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13293 CODE to produce a new one. Add a prototype to use fold_convert_const
13295 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13298 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13299 mix declarations and code.
13301 2009-04-08 Ben Elliston <bje@au.ibm.com>
13303 * gcc.c: Replace `CC' with `GCC' throughout.
13305 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13307 * doc/invoke.texi: Document Atom support.
13309 2009-04-07 Jason Merrill <jason@redhat.com>
13312 * c-common.h, c-common.c: Add flag_pretty_templates.
13313 * c-opts.c (c_common_handle_option): Set it.
13314 * c.opt: Add -fno-pretty-templates.
13315 * doc/invoke.texi (C++ Dialect Options): Likewise.
13317 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13319 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13320 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13321 (ia64_expand_builtin): Likewise.
13323 2009-04-07 Martin Jambor <mjambor@suse.cz>
13325 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13326 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13327 ADDR_EXPRS are include too.
13329 2009-04-07 Richard Guenther <rguenther@suse.de>
13331 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13332 decls are only used if passes as parameters or if they are
13333 local statics and the call is not to a builtin.
13334 (call_may_clobber_ref_p_1): Likewise.
13336 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13338 * expr.c (do_store_flag): Remove last argument. Simplify code
13339 to avoid duplication of tests already done by can_compare_p.
13340 (expand_expr_real_1): Adjust caller.
13342 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13344 * optabs.c (can_compare_p): Test the predicate of a
13345 cbranch and cstore pattern.
13347 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13349 * expr.c (convert_move): Use emit_store_flag instead of
13352 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13354 * config/i386/i386.c (ix86_compare_emitted): Remove.
13355 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13356 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13357 * config/i386/i386.h (ix86_compare_emitted): Remove.
13358 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13359 instead of ix86_compare_emitted.
13360 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13362 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13364 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13365 Add t-sysroot-suffix to tmake_file.
13366 * config/print-sysroot-suffix.sh: New file.
13367 * config/t-sysroot-suffix: New file.
13369 2009-04-07 Ben Elliston <bje@au.ibm.com>
13371 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13372 as the latter produces a warning when the target does not support
13375 2009-04-07 Ben Elliston <bje@au.ibm.com>
13377 * dfp.c: Replace type punning assignments with memcpy throughout.
13378 * Makefile.in (dfp.o-warn): Remove.
13380 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13383 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13384 Include soft-fp/t-softfp after rs6000/t-linux64.
13386 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13388 * stor-layout.c (set_sizetype): Use the full precision of their
13389 machine mode for bitsize types.
13391 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13393 * config/i386/i386.md: Revert 2 accidental checkins.
13395 2009-04-06 Joey Ye <joey.ye@intel.com>
13396 Xuepeng Guo <xuepeng.guo@intel.com>
13397 H.J. Lu <hongjiu.lu@intel.com>
13399 Atom pipeline model, tuning and insn selection.
13400 * config.gcc (atom): Add atom config options and target.
13402 * config/i386/atom.md: New.
13404 * config/i386/i386.c (atom_cost): New cost.
13405 (m_ATOM): New macro flag.
13406 (initial_ix86_tune_features): Set m_ATOM.
13407 (x86_accumulate_outgoing_args): Likewise.
13408 (x86_arch_always_fancy_math_387): Likewise.
13409 (processor_target): Add Atom cost.
13410 (cpu_names): Add Atom cpu name.
13411 (override_options): Set Atom ISA.
13412 (ix86_issue_rate): New case PROCESSOR_ATOM.
13413 (ix86_adjust_cost): Likewise.
13415 * config/i386/i386.h (TARGET_ATOM): New target macro.
13416 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13417 (TARGET_OPT_AGU): New target option.
13418 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13419 (processor_type): Add PROCESSOR_ATOM.
13421 * config/i386/i386.md (cpu): Add new value "atom".
13422 (use_carry, movu): New attr.
13423 (atom.md): Include atom.md.
13424 (adddi3_carry_rex64): Set attr "use_carry".
13425 (addqi3_carry): Likewise.
13426 (addhi3_carry): Likewise.
13427 (addsi3_carry): Likewise.
13428 (*addsi3_carry_zext): Likewise.
13429 (subdi3_carry_rex64): Likewise.
13430 (subqi3_carry): Likewise.
13431 (subhi3_carry): Likewise.
13432 (subsi3_carry): Likewise.
13433 (x86_movdicc_0_m1_rex64): Likewise.
13434 (*x86_movdicc_0_m1_se): Likewise.
13435 (x86_movsicc_0_m1): Likewise.
13436 (*x86_movsicc_0_m1_se): Likewise.
13437 (*adddi_1_rex64): Emit add insn as much as possible.
13438 (*addsi_1): Likewise.
13439 (return_internal): Set atom_unit.
13440 (return_internal_long): Likewise.
13441 (return_pop_internal): Likewise.
13442 (*rcpsf2_sse): Set atom_sse_attr attr.
13443 (*qrt<mode>2_sse): Likewise.
13444 (*prefetch_sse): Likewise.
13446 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13448 (ix86_target_macros_internal): Likewise.
13450 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13451 (*prefetch_sse_rex): Likewise.
13452 (sse_rcpv4sf2): Likewise.
13453 (sse_vmrcpv4sf2): Likewise.
13454 (sse_sqrtv4sf2): Likewise.
13455 (<sse>_vmsqrt<mode>2): Likewise.
13456 (sse_ldmxcsr): Likewise.
13457 (sse_stmxcsr): Likewise.
13458 (*sse_sfence): Likewise.
13459 (sse2_clflush): Likewise.
13460 (*sse2_mfence): Likewise.
13461 (*sse2_lfence): Likewise.
13462 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13463 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13464 (avx_movdqu<avxmodesuffix>): Likewise.
13465 (avx_lddqu<avxmodesuffix>): Likewise.
13466 (sse2_movntv2di): Change attr "type" to "ssemov".
13467 (sse2_movntsi): Likewise.
13468 (rsqrtv8sf2): Change attr "type" to "sseadd".
13469 (sse3_addsubv2df3): Set attr "atom_unit".
13470 (sse3_h<plusminus_insn>v4sf3): Likewise.
13471 (*sse2_pmaddwd): Likewise.
13472 (*vec_extractv2di_1_rex64): Likewise.
13473 (*vec_extractv2di_1_avx): Likewise.
13474 (sse2_psadbw): Likewise.
13475 (ssse3_phaddwv8hi3): Likewise.
13476 (ssse3_phaddwv4hi3): Likewise.
13477 (ssse3_phadddv4si3): Likewise.
13478 (ssse3_phadddv2si3): Likewise.
13479 (ssse3_phaddswv8hi3): Likewise.
13480 (ssse3_phaddswv4hi3): Likewise.
13481 (ssse3_phsubwv8hi3): Likewise.
13482 (ssse3_phsubwv4hi3): Likewise.
13483 (ssse3_phsubdv4si3): Likewise.
13484 (ssse3_phsubdv2si3): Likewise.
13485 (ssse3_phsubswv8hi3): Likewise.
13486 (ssse3_phsubswv4hi3): Likewise.
13487 (ssse3_pmaddubsw128): Likewise.
13488 (sse3_pmaddubsw: Likewise.
13489 (ssse3_palignrti): Likewise.
13490 (ssse3_palignrdi): Likewise.
13492 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13494 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13496 2009-04-06 Richard Guenther <rguenther@suse.de>
13498 PR tree-optimization/28868
13499 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13500 of which PHI results we inserted.
13501 (insert_into_preds_of_block): Record inserted PHIs.
13502 (eliminate): Eliminate redundant PHI nodes.
13503 (init_pre): Init inserted_phi_names.
13505 2009-04-06 Richard Guenther <rguenther@suse.de>
13507 PR tree-optimization/39643
13508 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13509 IMAGPART_EXPRs of complex constants.
13510 (execute_fold_all_builtins): If we folded a call queue
13511 TODO_update_address_taken.
13513 2009-04-06 Jan Hubicka <jh@suse.cz>
13515 PR middle-end/39659
13516 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13519 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13521 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13523 (ic_invalidate_array): Likewise.
13525 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13527 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13528 alignment for library calls.
13530 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13532 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13533 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13534 * config/i386/mingw-stdint.h: New file.
13536 2009-04-05 Richard Guenther <rguenther@suse.de>
13538 PR tree-optimization/39648
13539 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13540 our &A vs. &A[0] IL deficiencies.
13542 2009-04-04 Jan Hubicka <jh@suse.cz>
13544 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13545 removed toplevel regions.
13546 (sjlj_mark_call_sites): Likewise.
13548 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13550 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13551 (cygwin tm clause use_gcc_stdint): Set to wrap.
13552 * config/i386/cygwin-stdint.h: New file.
13554 2009-04-04 Richard Guenther <rguenther@suse.de>
13556 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13557 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13558 single-argument PHIs if we are in loop-closed SSA form.
13559 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13560 for the pre-condition.
13561 (slpeel_tree_peel_loop_to_edge): Likewise.
13562 (vect_build_loop_niters): Take an optional sequence to append stmts.
13563 (vect_generate_tmps_on_preheader): Likewise.
13564 (vect_do_peeling_for_loop_bound): Take extra guards for the
13566 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13567 the cost model check.
13568 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13569 guards if we are going to peel. Do not apply versioning in that case.
13570 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13571 (vect_do_peeling_for_loop_bound): Likewise.
13572 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13573 loop bound only record extra pre-conditions, do not apply loop
13576 2009-04-04 Richard Guenther <rguenther@suse.de>
13578 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13581 2009-04-04 Jan Hubicka <jh@suse.cz>
13583 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13584 last_basic_block for size of bb->index indexed array.
13585 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13586 compute_out, link_btr_uses, build_btr_def_use_webs,
13587 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13589 2009-04-04 Jan Hubicka <jh@suse.cz>
13591 * except.c (remove_eh_handler_and_replace): Break out from ...
13592 (remove_eh_handler): ... here.
13593 (bring_to_root): New function.
13594 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13595 handled ones, bring others to root of tree.
13597 2009-04-04 Jan Hubicka <jh@suse.cz>
13599 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13600 (all_phis_safe_to_merge): New function.
13601 (update_info): New structure.
13602 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13603 (cleanup_empty_eh): Update SSA if possible.
13605 2009-04-04 Richard Guenther <rguenther@suse.de>
13607 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13608 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13609 (append_vuse): Likewise.
13611 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13613 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13614 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13615 instead of REG_UNSAVED for DW_CFA_undefined.
13616 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13617 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13620 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13623 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13624 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13625 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13627 2009-04-04 Richard Guenther <rguenther@suse.de>
13629 PR tree-optimization/8781
13630 PR tree-optimization/37892
13631 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13632 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13633 (valueize_refs): Call it for *& valueizations.
13634 (shared_reference_ops_from_ref): Rename to ...
13635 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13636 (shared_reference_ops_from_call): Rename to ...
13637 (valueize_shared_reference_ops_from_call): ... this and valueize.
13638 (vn_reference_lookup): Update.
13639 (visit_reference_op_call): Likewise.
13640 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13641 (eliminate): Value-replace the call address in call statements.
13643 2009-04-04 Richard Guenther <rguenther@suse.de>
13645 PR tree-optimization/39636
13646 * tree-ssa-forwprop.c
13647 (forward_propagate_addr_into_variable_array_index): Check for
13648 GIMPLE_ASSIGN before accessing the rhs code.
13650 2009-04-03 Jason Merrill <jason@redhat.com>
13652 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13654 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13656 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13657 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13658 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13659 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13660 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13661 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13662 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13663 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13664 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13665 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13666 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13667 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13668 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13669 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13670 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13671 Use fr_reg_or_fp01_operand instead of fr_register_operand
13673 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13674 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13675 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13677 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13679 PR rtl-optimization/39607
13680 PR rtl-optimization/39631
13684 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13685 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13686 instead of DF_LR_OUT.
13687 * ira-lives.c (process_bb_node_lives): Ditto.
13688 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13689 instead of DF_LR_{OUT,IN}.
13690 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13691 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13693 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13695 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13696 (execute_lower_omp): Always run but take the short way out if -fopenmp
13698 (gate_lower_omp): Remove, forcing the pass manager to always run the
13699 pass and always set PROP_gimple_lomp.
13700 (pass_lower_omp): Remove gate function.
13701 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13702 PROP_trees. Instead, require it.
13703 * ipa-cp.c (pass_ipa_cp): Likewise.
13704 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13705 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13706 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13707 and PROP_gimple_leh.
13709 2009-04-03 Richard Guenther <rguenther@suse.de>
13711 PR middle-end/13146
13712 PR tree-optimization/23940
13713 PR tree-optimization/33237
13714 PR middle-end/33974
13715 PR middle-end/34093
13716 PR tree-optimization/36201
13717 PR tree-optimization/36230
13718 PR tree-optimization/38049
13719 PR tree-optimization/38207
13720 PR tree-optimization/38230
13721 PR tree-optimization/38301
13722 PR tree-optimization/38585
13723 PR middle-end/38895
13724 PR tree-optimization/38985
13725 PR tree-optimization/39299
13726 * tree-ssa-structalias.h: Remove.
13727 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13728 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13729 (struct vuse_element_d): Remove.
13730 (struct vuse_vec_d): Likewise.
13731 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13732 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13733 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13734 VUSE_ELEMENT_VAR): Likewise.
13735 (struct voptype_d): Likewise.
13736 (NUM_VOP_FREE_BUCKETS): Likewise.
13737 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13738 (struct stmt_operands_d): Remove.
13739 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13740 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13741 VDEF_NUM, VDEF_VECT): Likewise.
13742 (copy_virtual_operands): Remove.
13743 (operand_build_cmp): Likewise.
13744 (create_ssa_artificial_load_stmt): Likewise.
13745 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13746 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13747 vuse_index and mayuse_index members. Pack and move done and iter_type
13748 members to the front.
13749 (SSA_OP_VMAYUSE): Remove.
13750 (SSA_OP_VIRTUAL_USES): Adjust.
13751 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13752 (unlink_stmt_vdef): Declare.
13753 (add_to_addressable_set): Remove.
13754 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13755 (vrp_visit_stmt): Likewise.
13756 * doc/tree-ssa.texi (Alias analysis): Update.
13757 * doc/invoke.texi (max-aliased-vops): Remove docs.
13758 (avg-aliased-vops): Likewise.
13759 * tree-into-ssa.c (syms_to_rename): Remove.
13760 (need_to_update_vops_p): Likewise.
13761 (need_to_initialize_update_ssa_p): Rename to ...
13762 (update_ssa_initialized_fn): ... this. Track function we are
13764 (symbol_marked_for_renaming): Simplify.
13765 (add_new_name_mapping): Do not set need_to_update_vops_p.
13766 (dump_currdefs): Use SYMS_TO_RENAME.
13767 (rewrite_update_stmt): Always walk all uses/defs.
13768 (dump_update_ssa): Adjust.
13769 (init_update_ssa): Take function argument. Track what we are
13771 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13772 (create_new_def_for): Initialize for cfun, assert we are initialized
13774 (mark_sym_for_renaming): Simplify.
13775 (mark_set_for_renaming): Do not initialize update-ssa.
13776 (need_ssa_update_p): Simplify. Take function argument.
13777 (name_mappings_registered_p): Assert we ask for the correct function.
13778 (name_registered_for_update_p): Likewise.
13779 (ssa_names_to_replace): Likewise.
13780 (release_ssa_name_after_update_ssa): Likewise.
13781 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13782 (dump_decl_set): Do not print a newline.
13783 (debug_decl_set): Do it here.
13784 (dump_update_ssa): And here.
13785 * tree-ssa-loop-im.c (move_computations): Adjust.
13786 (movement_possibility): Likewise.
13787 (determine_max_movement): Likewise.
13788 (gather_mem_refs_stmt): Likewise.
13789 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13790 or NAME_MEMORY_TAG.
13791 * tree-complex.c (update_all_vops): Remove.
13792 (expand_complex_move): Adjust.
13793 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13794 Simplify test for memory referencing statement. Exclude
13795 non-invariant ADDR_EXPRs.
13796 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13797 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13798 (rdg_flag_uses): Likewise.
13799 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13801 (tree_optimize_tail_calls_1): Also split the
13802 edge from the entry block if we have degenerate PHI nodes in
13803 the first basic block.
13804 * tree.c (init_ttree): Remove memory-tag related code.
13805 (tree_code_size): Likewise.
13806 (tree_node_structure): Likewise.
13807 (build7_stat): Re-write to be build6_stat.
13808 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13809 (SSA_VAR_P): Adjust.
13810 (struct tree_memory_tag): Remove.
13811 (struct tree_memory_partition_tag): Likewise.
13812 (union tree_node): Adjust.
13813 (build7): Re-write to be build6.
13814 * tree-pass.h (pass_reset_cc_flags): Remove.
13815 (TODO_update_address_taken): New flag.
13816 (pass_simple_dse): Remove.
13817 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13818 * params.h (MAX_ALIASED_VOPS): Remove.
13819 (AVG_ALIASED_VOPS): Likewise.
13820 * omp-low.c (expand_omp_taskreg): Update SSA form.
13821 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13822 aliases the lhs in a copy stmt.
13823 * tree-ssa-dse.c (struct address_walk_data): Remove.
13824 (memory_ssa_name_same): Likewise.
13825 (memory_address_same): Likewise.
13826 (get_kill_of_stmt_lhs): Likewise.
13827 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13828 unused stores. Look through PHI nodes into post-dominated regions.
13829 (dse_optimize_stmt): Simplify. Properly remove stores.
13830 (tree_ssa_dse): Compute dominators.
13831 (execute_simple_dse): Remove.
13832 (pass_simple_dse): Likewise.
13833 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13834 gimple_loaded_syms and gimple_stored_syms computation.
13835 * toplev.c (dump_memory_report): Dump alias and pta stats.
13836 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13837 (vn_reference_eq): Likewise.
13838 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13839 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13840 valueize_vuses): Remove.
13841 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13842 (get_def_ref_stmt_vuse): ... this.
13843 (vn_reference_lookup_2): New function.
13844 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13845 walking equivalent vuses. Simplify.
13846 (vn_reference_lookup): Likewise.
13847 (vn_reference_insert): Likewise.
13848 (vn_reference_insert_pieces): Likewise.
13849 (visit_reference_op_call): Simplify.
13850 (visit_reference_op_load): Likewise.
13851 (visit_reference_op_store): Likewise.
13852 (init_scc_vn): Remove shared_lookup_vuses initialization.
13853 (free_scc_vn): Remove shared_lookup_vuses freeing.
13854 (sort_vuses, sort_vuses_heap): Remove.
13855 (get_ref_from_reference_ops): Export.
13856 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13857 vector with single vuse pointer.
13858 (vn_reference_lookup_pieces, vn_reference_lookup,
13859 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13860 (shared_vuses_from_stmt): Remove.
13861 (get_ref_from_reference_ops): Declare.
13862 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13863 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13864 memory-tag related code.
13865 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13866 (likely_value): Add comment, skip static-chain of call statements.
13867 (surely_varying_stmt_p): Adjust.
13868 (gimplify_and_update_call_from_tree): Likewise.
13869 (execute_fold_all_builtins): Do not rebuild alias info.
13870 (gimplify_and_update_call_from_tree): Properly update VOPs.
13871 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13872 (copy_ref_info): Remove memory-tag related code.
13873 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13874 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13875 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13877 * tree-ssa-dom.c (gimple_p): Remove typedef.
13878 (eliminate_redundant_computations): Adjust.
13879 (record_equivalences_from_stmt): Likewise.
13880 (avail_expr_hash): Likewise.
13881 (avail_expr_eq): Likewise.
13882 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13883 (stmt_makes_single_load): Likewise.
13884 (stmt_makes_single_store): Likewise.
13885 * tree-ssa-alias.c: Rewrite completely.
13886 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13887 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13888 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13889 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13890 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13891 Remove public functions.
13892 (pass_reset_cc_flags): Remove.
13893 (pass_build_alias): Move ...
13894 * tree-ssa-structalias.c (pass_build_alias): ... here.
13895 * tree-ssa-alias.c (may_be_aliased): Move ...
13896 * tree-flow-inline.h (may_be_aliased): ... here.
13897 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13898 count_uses_and_derefs): Move ...
13899 * gimple.c: ... here.
13900 * gimple.h (count_uses_and_derefs): Declare.
13901 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13902 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13903 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13904 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13905 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13906 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13907 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13909 * tree-dfa.c (refs_may_alias_p): Move ...
13910 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13911 * tree-ssa-alias.h: New file.
13912 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13913 (statement_sink_location): Likewise.
13914 * opts.c (decode_options): Do not adjust max-aliased-vops or
13915 avg-aliased-vops values.
13916 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13917 (TV_CALL_CLOBBER): Likewise.
13918 (TV_FLOW_SENSITIVE): Likewise.
13919 (TV_FLOW_INSENSITIVE): Likewise.
13920 (TV_MEMORY_PARTITIONING): Likewise.
13921 (TV_ALIAS_STMT_WALK): New timevar.
13922 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13923 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13924 (get_address_description): Remove memory-tag related code.
13925 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13926 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13927 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
13928 and immediate uses in statements. Document.
13929 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
13930 (dump_symbols): Remove.
13931 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
13932 * alias.c (get_deref_alias_set): New function split out from ...
13933 (get_alias_set): ... here.
13934 * alias.h (get_deref_alias_set): Declare.
13935 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
13936 type parameter. Remove restrict pointer handling. Create a
13937 ref-all pointer in case type-based alias sets do not conflict.
13938 (vect_analyze_data_refs): Remove SMT related code.
13939 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
13940 (vectorizable_load): Likewise.
13941 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
13942 (DR_SYMBOL_TAG, DR_VOPS): Remove.
13943 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
13944 Ignore vops and SMTs.
13945 (dr_analyze_alias): Likewise..
13946 (free_data_ref): Likewise.
13947 (create_data_ref): Likewise.
13948 (analyze_all_data_dependences): Likewise.
13949 (get_references_in_stmt): Adjust.
13950 * tree-flow-inline.h (gimple_aliases_computed_p,
13951 gimple_addressable_vars, gimple_call_clobbered_vars,
13952 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
13953 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
13954 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
13955 gimple_mem_ref_stats): Remove.
13956 (gimple_vop): New function.
13957 (op_iter_next_use): Remove vuses and mayuses cases.
13958 (op_iter_next_def): Remove vdefs case.
13959 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
13960 (clear_and_done_ssa_iter): Do not set removed fields.
13961 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
13962 Assert we are not iterating over vuses or vdefs if not also
13963 iterating over uses or defs.
13964 (op_iter_init_use): Likewise.
13965 (op_iter_init_def): Likewise.
13966 (op_iter_next_vdef): Remove.
13967 (op_iter_next_mustdef): Likewise.
13968 (op_iter_init_vdef): Likewise.
13969 (compare_ssa_operands_equal): Likewise.
13970 (link_use_stmts_after): Handle vuse operand.
13971 (is_call_used): Use is_call_clobbered.
13972 (is_call_clobbered): Global variables are always call clobbered,
13973 query the call-clobbers bitmap.
13974 (mark_call_clobbered): Ignore global variables.
13975 (clear_call_clobbered): Likewise.
13976 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
13977 virtual operands sanity check.
13978 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
13980 (TARGET_MEM_REF): Remove TMR_TAG operand.
13981 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
13982 Remove call-clobber related code.
13983 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
13984 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
13985 partitions or escape reason.
13986 (get_single_def_stmt, get_single_def_stmt_from_phi,
13987 get_single_def_stmt_with_phi): Remove.
13988 (dump_referenced_vars): Tidy.
13989 (get_ref_base_and_extent): Allow bare decls.
13990 (collect_dfa_stats): Adjust.
13991 * graphite.c (rename_variables_in_stmt): Adjust.
13992 (graphite_copy_stmts_from_block): Likewise.
13993 (translate_clast): Likewise.
13994 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
13996 (translate_vuse_through_block): Use the oracle.
13997 (phi_translate_1): Adjust.
13998 (value_dies_in_block_x): Use the oracle. Cache the outcome
14000 (valid_in_sets): Check if the VUSE for
14001 a REFERENCE is available.
14002 (eliminate): Do not remove stmts during elimination,
14003 instead queue and remove them afterwards.
14004 (do_pre): Do not rebuild alias info.
14005 (pass_pre): Run TODO_rebuild_alias before PRE.
14006 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
14007 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
14008 (mark_all_v_defs_stmt): Remove.
14009 (mark_all_v_defs_seq): Adjust.
14010 (sra_replace): Likewise.
14011 (scalarize_use): Likewise.
14012 (scalarize_copy): Likewise.
14013 (scalarize_init): Likewise.
14014 (scalarize_ldst): Likewise.
14015 (todoflags): Remove.
14016 (tree_sra): Do not rebuild alias info.
14017 (tree_sra_early): Adjust.
14018 (pass_sra): Run TODO_update_address_taken before SRA.
14019 * tree-predcom.c (set_alias_info): Remove.
14020 (prepare_initializers_chain): Do not call it.
14021 (mark_virtual_ops_for_renaming): Adjust.
14022 (mark_virtual_ops_for_renaming_list): Remove.
14023 (initialize_root_vars): Adjust.
14024 (initialize_root_vars_lm): Likewise.
14025 (prepare_initializers_chain): Likewise.
14026 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
14027 (may_propagate_copy_into_stmt): Likewise.
14028 (merge_alias_info): Do nothing for now.
14029 (propagate_tree_value_into_stmt): Adjust.
14030 (stmt_may_generate_copy): Likewise.
14031 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14032 not mark symbols for renaming.
14033 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14034 with the same statement, make sure to update the new pointed-to one.
14035 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14036 call statements, do not mark symbols for renaming.
14037 (mark_operand_necessary): Dump something.
14038 (ref_may_be_aliased): New function.
14039 (mark_aliased_reaching_defs_necessary_1): New helper function.
14040 (mark_aliased_reaching_defs_necessary): Likewise.
14041 (mark_all_reaching_defs_necessary_1): Likewise.
14042 (mark_all_reaching_defs_necessary): Likewise.
14043 (propagate_necessity): Do not process virtual PHIs. For
14044 non-aliased loads mark all reaching definitions as necessary.
14045 For aliased loads and stores mark the immediate dominating
14046 aliased clobbers as necessary.
14047 (visited): New global static.
14048 (perform_tree_ssa_dce): Free visited bitmap after propagating
14050 (remove_dead_phis): Perform simple dead virtual PHI removal.
14051 (remove_dead_stmt): Properly unlink virtual operands when
14053 (eliminate_unnecessary_stmts): Schedule PHI removal after
14055 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14056 (process_replaceable): Likewise.
14057 (find_replaceable_in_bb): Likewise.
14058 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14059 based on the single gimple vop.
14060 (verify_flow_insensitive_alias_info): Remove.
14061 (verify_flow_sensitive_alias_info): Likewise.
14062 (verify_call_clobbering): Likewise.
14063 (verify_memory_partitions): Likewise.
14064 (verify_alias_info): Likewise.
14065 (verify_ssa): Adjust..
14066 (execute_update_addresses_taken): Export. Update SSA
14067 manually. Optimize only when optimizing. Use a local bitmap.
14068 (pass_update_address_taken): Remove TODO_update_ssa, add
14070 (pass_update_address_taken): Just use TODO_update_address_taken.
14071 (init_tree_ssa): Do not initialize addressable_vars.
14072 (verify_ssa): Verify new VUSE / VDEF properties.
14073 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14074 Do not call verify_alias_info.
14075 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14076 Do not free the loaded and stored syms bitmaps. Reset the escaped
14077 and callused solutions. Do not free addressable_vars.
14078 Remove memory-tag related code.
14079 (warn_uninitialized_var): Aliases are always available.
14080 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14081 * lambda-code.c (can_put_in_inner_loop): Adjust.
14082 (can_put_after_inner_loop): Likewise.
14083 (perfect_nestify): Likewise.
14084 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14085 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14086 (vectorizable_conversion): Do not mark symbols for renaming.
14087 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14088 (expand_call_inline): Unlink the calls virtual operands before
14090 (tree_function_versioning): Do not call update_ssa if we are not
14091 updating clones. Simplify.
14092 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14093 (propagate_with_phi): Likewise..
14094 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14095 clobber code. Assert we are not aliased or global.
14096 * tree-flow.h: Include tree-ssa-alias.h
14097 (enum escape_type): Remove.
14098 (struct mem_sym_stats_d): Likewise.
14099 (struct mem_ref_stats_d): Likewise.
14100 (struct gimple_df): Add vop member. Remove global_var,
14101 call_clobbered_vars, call_used_vars, addressable_vars,
14102 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14103 escaped and callused members.
14104 (struct ptr_info_def): Remove all members, add points-to solution
14106 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
14107 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
14108 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
14109 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
14110 (tree-ssa-alias.o): Likewise.
14111 (toplev.o): Add tree-ssa-alias.h
14112 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
14113 * gimple.c (gimple_set_bb): Fix off-by-one error.
14114 (is_gimple_reg): Do not handle memory tags.
14115 (gimple_copy): Also copy virtual operands.
14116 Delay updating the statement. Do not reset loaded and stored syms.
14117 (gimple_set_stored_syms): Remove.
14118 (gimple_set_loaded_syms): Likewise.
14119 (gimple_call_copy_skip_args): Copy the virtual operands
14120 and mark the new statement modified.
14121 * tree-ssa-structalias.c (may_alias_p): Remove.
14122 (set_uids_in_ptset): Take the alias set to prune with as
14123 parameter. Fold in the alias test of may_alias_p.
14124 (compute_points_to_sets): Compute whether a ptr is dereferenced
14125 in a local sbitmap.
14126 (process_constraint): Deal with &ANYTHING on the lhs, reject all
14127 other ADDRESSOF constraints on the lhs.
14128 (get_constraint_for_component_ref): Assert that we don't get
14129 ADDRESSOF constraints from the base of the reference.
14130 Properly generate UNKNOWN_OFFSET for DEREF if needed.
14131 (struct variable_info): Remove collapsed_to member.
14132 (get_varinfo_fc): Remove.
14133 (new_var_info): Do not set collapsed_to.
14134 (dump_constraint): Do not follow cycles.
14135 (dump_constraint_graph): Likewise.
14136 (build_pred_graph): Likewise.
14137 (build_succ_graph): Likewise.
14138 (rewrite_constraints): Likewise.
14139 (do_simple_structure_copy): Remove.
14140 (do_rhs_deref_structure_copy): Remove.
14141 (do_lhs_deref_structure_copy): Remove.
14142 (collapse_rest_of_var): Remove.
14143 (do_structure_copy): Re-implement.
14144 (pta_stats): New global variable.
14145 (dump_pta_stats): New function.
14146 (struct constraint_expr): Make offset signed.
14147 (UNKNOWN_OFFSET): Define special value.
14148 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
14149 (solution_set_expand): New helper function split out from ...
14150 (do_sd_constraint): ... here.
14151 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
14152 (do_ds_constraint): Likewise.
14153 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
14154 and CALLUSED = *CALLUSED.
14155 (set_union_with_increment): Make inc argument signed.
14156 (type_safe): Remove.
14157 (get_constraint_for_ptr_offset): Handle unknown and negative
14159 (first_vi_for_offset): Handle offsets before start. Bail
14160 out early for offsets beyond the variable extent.
14161 (first_or_preceding_vi_for_offset): New function.
14162 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
14163 Together with ESCAPED = *ESCAPED this properly computes reachability.
14164 (find_what_var_points_to): New function.
14165 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
14166 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
14167 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
14168 pt_solutions_intersect): New functions.
14169 (compute_call_used_vars): Remove.
14170 (compute_may_aliases): New main entry into PTA computation.
14171 * gimple.h (gimple_p): New typedef.
14172 (struct gimple_statement_base): Remove references_memory_p.
14173 (struct gimple_statement_with_memory_ops_base): Remove
14174 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
14176 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
14177 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
14178 gimple_set_references_memory): Remove.
14179 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
14180 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
14182 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
14183 (verify_expr): Allow RESULT_DECL.
14184 (gimple_duplicate_bb): Do not copy virtual operands.
14185 (gimple_duplicate_sese_region): Adjust.
14186 (gimple_duplicate_sese_tail): Likewise.
14187 (mark_virtual_ops_in_region): Remove.
14188 (move_sese_region_to_fn): Do not call it.
14189 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
14190 and pass_simple_dse.
14191 (execute_function_todo): Handle TODO_update_address_taken,
14192 call execute_update_addresses_taken for TODO_rebuild_alias.
14193 (execute_todo): Adjust.
14194 (execute_one_pass): Init dump files early.
14195 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
14197 (create_general_new_stmt): Clear vops.
14198 * tree-ssa-reassoc.c (get_rank): Adjust.
14199 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
14200 symbols for renaming.
14201 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
14202 (PARAM_AVG_ALIASED_VOPS): Likewise.
14203 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
14204 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
14205 * tree-ssa-operands.c: Simplify for new virtual operand representation.
14206 (operand_build_cmp, copy_virtual_operands,
14207 create_ssa_artificial_load_stmt, add_to_addressable_set,
14208 gimple_add_to_addresses_taken): Remove public functions.
14209 (unlink_stmt_vdef): New function.
14211 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14213 * config.gcc (powerpc-*-linux*): Merge variants.
14215 2009-04-02 Chao-ying Fu <fu@mips.com>
14216 James Grosbach <james.grosbach@microchip.com>
14218 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
14219 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
14221 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
14222 keep_interrupts_masked_p, use_debug_exception_return_p.
14223 (mips_attribute_table): Add interrupt, use_shadow_register_set,
14224 keep_interrupts_masked, use_debug_exception_return.
14225 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
14226 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
14228 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
14229 (mips_print_operand): Process COP0 registers to print $0 .. $31
14230 correctly for GAS to process.
14231 (mips_interrupt_extra_call_saved_reg_p): New function.
14232 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
14234 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
14235 (mips_compute_frame_info): Add supports for interrupt context that
14236 includes doubleword accumulators and COP0 registers.
14237 (mips_for_each_saved_acc): New function.
14238 (mips_for_each_saved_gpr_and_fpr): Change the function name from
14239 mips_for_each_saved_reg.
14240 (mips_save_reg): Save accumulators.
14241 (mips_kernel_reg_p): A new for_each_rtx callback.
14242 (mips_expand_prologue): Support interrupt handlers.
14243 (mips_restore_reg): Restore accumulators.
14244 (mips_expand_epilogue): Support interrupt handlers.
14245 (mips_can_use_return_insn): Return false for interrupt handlers.
14246 (mips_epilogue_uses): New function.
14247 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
14248 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
14249 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
14250 cop0_move): New instructions.
14251 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
14252 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
14254 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
14256 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
14257 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
14258 interrupt handlers, we use K0 as the temporary register.
14259 (EPILOGUE_USES): Change to a function call.
14260 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
14261 handlers, we use K0 as the temporary register.
14263 * doc/extend.texi (Function Attributes): Document interrupt,
14264 use_shadow_register_set, keep_interrupts_masked,
14265 use_debug_exception_return for MIPS attributes.
14267 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14269 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
14270 Remove a number of t-files from tmake_file.
14271 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
14272 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14273 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14274 target_prototype, not TARGET_PROTOTYPE.
14275 (LINK_OS_GNU_SPEC): Define.
14276 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14277 and darwin-ldoubdle.c.
14279 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14282 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14283 (cpp_options): Ditto.
14284 (default_compilers): Ditto.
14285 (display_help): Ditto.
14286 (process_command): Ditto.
14287 (do_spec_1): Ditto.
14288 (set_input): Use lbasename instead of duplicate code.
14289 (save_temps_prefix): New static for -save-temps=obj.
14290 (save_temps_length): Ditto.
14292 * doc/invoke.texi (-save-temps=obj): Document new variant to
14293 -save-temps switch.
14295 2009-04-02 Jeff Law <law@redhat.com>
14297 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14300 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14302 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14303 * configure: Regenerated.
14305 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14307 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14308 share the argument list.
14310 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14314 2009-02-12 Diego Novillo <dnovillo@google.com>
14316 * varpool.c (debug_varpool): New.
14317 * cgraph.h (debug_varpool): Declare.
14319 2009-04-02 Jan Hubicka <jh@suse.cz>
14321 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14324 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14326 * config/i386/i386.c (ix86_abi): Move initialization to ...
14327 (override_options): Here.
14329 2009-04-02 Christian Bruel <christian.bruel@st.com>
14331 * config/sh/sh.c (sh_dwarf_register_span): New function.
14332 (TARGET_DWARF_REGISTER_SPAN): Define.
14333 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14335 2009-04-02 Ira Rosen <irar@il.ibm.com>
14337 PR tree-optimization/39595
14338 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14339 interleaved loads group is not greater than the SLP group size.
14341 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14343 * builtins.c (is_builtin_name): New.
14344 (called_as_built_in): Use is_builtin_name.
14345 * tree.h (is_builtin_name): New.
14346 * varasm.c (incorporeal_function_p): Use is_builtin_name
14348 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14350 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14352 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14355 * c-decl.c (clone_underlying_type): Move this ...
14356 * c-common.c (set_underlying_type): ... here.
14357 Also, make sure the function properly sets TYPE_STUB_DECL() on
14358 the newly created typedef variant type.
14359 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14360 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14363 2009-04-02 Richard Guenther <rguenther@suse.de>
14365 PR tree-optimization/37221
14366 * tree-flow.h (degenerate_phi_result): Declare.
14367 * tree-ssa-dom.c (degenerate_phi_result): Export.
14368 * tree-scalar-evolution.c (analyze_initial_condition): If
14369 the initial condition is defined by a degenerate PHI node
14370 use the degenerate value.
14372 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14374 PR rtl-optimization/39588
14375 * combine.c (merge_outer_ops): Do not set the constant when this
14377 (simplify_shift_const_1): Do not modify it either in this case.
14379 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14381 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14382 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14384 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14387 * c-lex.c (interpret_float): Default (no suffix) is double.
14389 2009-04-1 Xinliang David Li <davidxl@google.com>
14391 * config/i386/i386.c (legitimate_constant_p): Recognize
14392 all one vector constant.
14394 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14396 * config/vax/vax.c: Add #includes to silence warnings.
14397 Change #include order to silence two warnings.
14399 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14401 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14402 (ASM_SPEC): Pass -k to the assembler for PIC code.
14404 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14406 * config.gcc: Add vax-*-linux* to the switch.
14407 * config/vax/linux.h: New file. (TARGET_VERSION,
14408 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14410 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14412 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14413 Use predicate macros instead of GET_CODE() == foo.
14414 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14415 ashlsi3, rotrsi3, <unnamed>): Likewise.
14417 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14419 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14420 jbbccihi, jbbccisi): Remova trailing whitespace.
14421 * config/vax/constraints.md: Likewise.
14422 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14423 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14424 * config/vax/predicates.md: Likewise.
14425 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14426 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14427 * config/vax/vax.h: Likewise.
14428 * config/vax/vax.md (nonlocal_goto): Likewise.
14430 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14432 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14433 (indirectable_address_p, adjacent_operands_p): Add spaces around
14435 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14437 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14439 * config/vax/vax.c (legitimate_constant_address_p,
14440 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14441 index_term_p, reg_plus_index_p, legitimate_address_p,
14442 vax_mode_dependent_address_p): Update comments to match functions
14443 modified by the recent int->bool conversion.
14445 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14447 * config/vax/builtins.md: Update copyright message.
14448 * config/vax/constraints.md: Likewise.
14449 * config/vax/netbsd-elf.h: Likewise.
14450 * config/vax/predicates.md: Likewise.
14451 * config/vax/vax-protos.h: Likewise.
14452 * config/vax/vax.c: Likewise.
14453 * config/vax/vax.h: Likewise.
14454 * config/vax/vax.md: Likewise.
14455 * config/vax/vax.opt: Likewise.
14457 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14459 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14460 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14461 * config/vax/constraints.md (B, R): Likewise.
14462 * config/vax/predicates.md (external_memory_operand,
14463 nonimmediate_addsub_di_operand): Likewise.
14464 * config/vax/vax.c (vax_output_int_add): Likewise.
14465 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14466 untyped_call): Likewise.
14468 2009-04-01 Matt Thomas <matt@3am-software.com>
14470 * config/vax/predicates.md: New file.
14471 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14472 external_const_operand, nonsymbolic_operand, external_memory_operand,
14473 indirect_memory_operand, indexed_memory_operand,
14474 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14475 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14477 * config/vax/constraints.md: New file.
14478 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14480 * config/vax/builtins.md: New file.
14481 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14482 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14484 * config/vax/vax.opt (mqmath): Add option.
14485 * config/vax/vax.md (isfx): Extend with DI.
14486 (VAXintQH, VAXintQHSD): Define.
14487 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14488 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14489 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14490 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14491 (movdi): Update constraints and use vax_output_int_move().
14492 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14493 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14494 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14495 nonlocal_goto): New.
14496 (mov<mode>): Extend accepted operand types.
14497 (subdi3_old): Rename from subdi3, change update constraints and use
14498 a new implementation.
14499 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14500 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14501 MOVE_RATIO, CLEAR_RATIO): Define.
14502 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14503 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14504 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14505 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14506 (split_quadword_operands): Make static and really allow variable
14508 (print_operand_address): Update for PIC generation.
14509 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14510 indexable_address_p, fixup_mathdi_operand,
14511 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14512 (vax_float_literal, legitimate_constant_p,
14513 indirectable_constant_address_p, index_term_p,
14514 reg_plus_index_p): Return bool instead of int.
14515 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14517 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14519 (vax_output_conditional_branch): Indent.
14520 (legitimate_constant_address_p, indirectable_constant_address_p,
14521 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14522 vax_mode_dependent_address_p): Return bool instead of int, update for
14524 * config/vax/vax-protos.h (legitimate_constant_address_p,
14525 legitimate_constant_p, legitimate_address_p,
14526 vax_mode_dependent_address_p): Change declaration to bool.
14527 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14528 vax_expand_addsub_di_operands, vax_output_int_subtract,
14529 vax_output_movmemsi): Declare.
14530 (split_quadword_operands, vax_float_literal): Delete declaration.
14531 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14532 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14533 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14534 ASM_OUTPUT_DWARF_PCREL): Define.
14535 (ASM_SPEC): Change definition to allow PIC generation.
14537 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14539 * doc/sourcebuild.texi: Update front-end requirements.
14541 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14544 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14545 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14546 (booldi3_internal3): Use boolean_or_operator instead of
14549 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14552 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14553 declarator whose size is not an integer constant expression but
14554 folds to an integer constant, then treat it as a constant
14557 2009-04-01 Richard Guenther <rguenther@suse.de>
14559 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14560 i * 4 + 2 to (i * 2 + 1) * 2.
14562 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14565 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14566 return if c_parser_asm_string_literal returned NULL.
14568 2009-04-01 Nick Clifton <nickc@redhat.com>
14570 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14572 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14573 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14574 other typedefs to avoid conflicts with libgcc2.c. Define labels
14575 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14577 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14578 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14581 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14583 * varasm.c (default_function_rodata_section): Declare DOT as
14586 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14587 Andrey Galkin <agalkin@hypercom.com>
14590 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14591 Make object_name unique for each process.
14593 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14596 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14597 addressable variables in the parallel that could go out of scope while
14598 running queued tasks.
14600 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14602 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14603 (CASE_VALUES_THRESHOLD): Redefine.
14604 * config/avr/avr.c (avr_override_options): Remove initialization of
14605 avr_case_values_threshold variable.
14606 (avr_case_values_threshold): Remove variable. Add new function.
14607 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14608 * config/avr/avr.opt (mno-tablejump): Remove option.
14609 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14611 2009-04-01 DJ Delorie <dj@redhat.com>
14613 * varasm.c (default_function_rodata_section): Don't assume
14614 anything about where the first '.' in the section name is.
14616 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14618 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14619 rs6000_emit_stack_tie.
14621 2009-03-31 Ian Lance Taylor <iant@google.com>
14623 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14624 gimple_code with GIMPLE_RESX, not RESX.
14626 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14628 * c-common.c (c_get_ident): New.
14629 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14631 2009-04-01 Ben Elliston <bje@au.ibm.com>
14633 * config/rs6000/sysv4.opt (msdata): Improve option description.
14635 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14637 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14638 (divdf3_internal_lat): Remove.
14639 (divxf3_internal_lat): Remove.
14640 (divxf3_internal_thr): Remove.
14641 (divxf): Use divxf3_internal.
14642 * config/ia64/div.md (divsf3_internal_lat): New.
14643 (divdf3_internal_lat): New.
14644 (divxf3_internal): New.
14646 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14649 * Makefile.in (USE_GCC_STDINT): Define.
14650 (stmp-int-hdrs): Install stdint.h if applicable.
14651 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14653 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14654 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14655 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14656 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14657 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14658 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14659 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14660 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14661 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14662 (c_common_nodes_and_builtins): Initialize
14663 underlying_wchar_type_node. Do not initialize
14664 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14665 nodes for new types.
14666 (c_stddef_cpp_builtins): Define macros for new types.
14667 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14669 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14670 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14671 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14672 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14673 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14674 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14675 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14676 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14677 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14678 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14679 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14680 int16_type_node, int32_type_node, int64_type_node,
14681 uint8_type_node, uint16_type_node, c_uint32_type_node,
14682 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14683 int_least32_type_node, int_least64_type_node,
14684 uint_least8_type_node, uint_least16_type_node,
14685 uint_least32_type_node, uint_least64_type_node,
14686 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14687 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14688 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14689 uintptr_type_node): Define.
14690 * c-cppbuiltin.c (builtin_define_constants,
14691 builtin_define_type_minmax): New.
14692 (builtin_define_stdint_macros): Define more macros.
14693 (c_cpp_builtins): Define more limit macros.
14694 (type_suffix): New.
14695 (builtin_define_type_max): Define in terms of
14696 builtin_define_type_minmax. Remove is_long parameter. All
14698 * config.gcc (use_gcc_stdint): Define.
14699 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14700 Add newlib-stdint.h for generic targets.
14701 * config/glibc-stdint.h, config/newlib-stdint.h,
14702 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14703 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14704 * config/score/score.h (UINTPTR_TYPE): Define.
14705 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14706 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14707 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14708 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14709 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14710 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14711 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14712 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14713 * config/spu/spu.h (STDINT_LONG32): Define.
14714 * configure.ac (use_gcc_stdint): Substitute.
14715 * configure: Regenerate.
14716 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14717 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14718 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14719 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14720 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14721 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14722 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14723 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14724 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14725 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14726 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14727 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14728 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14729 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14730 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14731 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14732 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14733 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14734 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14735 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14736 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14737 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14738 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14739 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14740 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14741 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14742 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14743 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14744 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14746 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14748 * loop-iv.c (suitable_set_for_replacement): Renamed from
14749 simplify_using_assignment; changed to return bool and to accept new
14750 args DEST and SRC. Return true iff we find a source/destination pair
14751 that can be used to make a replacement, and fill SRC and DEST if so.
14752 Remove arg ALTERED. Don't deal with altered regs here. All callers
14754 (simplify_using_initial_values): Deal with altered regs here and track
14755 more precisely the effect they have on the validity of our expression.
14757 * loop-iv.c (simplify_using_condition): A condition of the form
14758 (EQ REG CONST) can be used to simply make a substitution.
14759 (simplify_using_initial_values): Keep track of conditions we have seen
14760 and keep using them to simplify new expressions, while applying the
14761 same substitutions to them as to the expression.
14763 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14764 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14767 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14768 changed. Use this when trying to improve the upper bound.
14769 Generate the comparison by using simplify_gen_relational.
14771 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14773 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14775 (simplify_using_assignment, simplify_using_initial_values): Call
14776 replace_in_expr to make replacements. Call replace_single_def_regs
14777 once on the initial version of the expression.
14779 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14782 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14784 2009-03-31 Richard Guenther <rguenther@suse.de>
14786 PR middle-end/31029
14787 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14788 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14790 2009-03-31 Richard Guenther <rguenther@suse.de>
14792 * tree.h (div_if_zero_remainder): Declare.
14793 * fold-const.c (div_if_zero_remainder): Export.
14794 * tree-ssa-forwprop.c
14795 (forward_propagate_addr_into_variable_array_index): Handle
14796 constant array index addition outside of the variable index.
14798 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14801 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14802 define_splits, floatunssi<mode>2): Require x87 conversions from
14803 DImode to be permitted.
14805 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14807 PR preprocessor/15638
14808 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14810 2009-03-31 Richard Guenther <rguenther@suse.de>
14812 PR middle-end/23401
14813 PR middle-end/27810
14814 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14815 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14816 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14817 a separate statement.
14818 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14819 (lookup_tmp_var): Likewise.
14820 (is_gimple_formal_tmp_or_call_rhs): Remove.
14821 (is_gimple_reg_or_call_rhs): Rename to ...
14822 (is_gimple_reg_rhs_or_call): ... this.
14823 (is_gimple_mem_or_call_rhs): Rename to ...
14824 (is_gimple_mem_rhs_or_call): ... this.
14825 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14826 DECL_GIMPLE_REG_P only if is_formal is true.
14827 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14828 for non-proper post-modify expression gimplification.
14829 (gimplify_self_mod_expr): For post-modify expressions gimplify
14830 the lvalue to a minimal lvalue.
14831 (rhs_predicate_for): Remove formal temp case.
14832 (gimplify_modify_expr_rhs): Likewise.
14833 (gimplify_addr_expr): Use is_gimple_reg.
14834 (gimplify_expr): Remove formal temp cases.
14835 (gimple_regimplify_operands): Likewise.
14836 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14837 and FILTER_EXPR like constants.
14838 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14840 (is_gimple_formal_tmp_rhs): Remove.
14841 (is_gimple_reg_rhs): Remove special casing.
14842 (is_gimple_mem_rhs): Fix.
14843 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14844 (is_gimple_formal_tmp_var): Remove.
14845 (is_gimple_formal_tmp_reg): Likewise.
14846 (is_gimple_min_lval): Allow invariant component ref parts.
14847 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14848 is_gimple_formal_tmp_reg): Remove declarations.
14849 * tree-cfg.c (verify_expr): Verify that variables with address
14850 taken do not have DECL_GIMPLE_REG_P set.
14851 * tree-mudflap.c (mf_build_check_statement_for): Use
14852 force_gimple_operand instead of gimplify_expr.
14854 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14856 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14857 schedulable rows to compute_split_row.
14859 2009-03-31 Ben Elliston <bje@au.ibm.com>
14862 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14865 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14867 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14868 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14869 * configure: Regenerate.
14870 * config.in: Regenerate.
14871 * config/rs6000/rs6000.opt (mtls-markers): Add.
14872 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14873 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14874 (tls_ld_aix, tls_ld_sysv): Likewise.
14875 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14876 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14878 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14880 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14882 2009-03-30 Jan Hubicka <jh@suse.cz>
14884 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14886 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14887 detection and label handling.
14889 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14891 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14892 left_conflicts_size.
14893 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14894 ALLOCNO_LEFT_CONFLICTS_SIZE.
14896 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14897 remove_allocno_from_bucket_and_push,
14898 allocno_spill_priority_compare, push_allocnos_to_stack,
14899 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14900 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14901 (setup_allocno_left_conflicts_num): Ditto. Rename to
14902 setup_allocno_left_conflicts_size.
14903 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14904 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14905 setup_allocno_left_conflicts_size instead of
14906 setup_allocno_left_conflicts_num.
14908 * ira-build.c (ira_create_allocno): Use
14909 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14910 ALLOCNO_LEFT_CONFLICTS_NUM.
14912 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14914 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14915 instead of DF_LR_OUT.
14917 * ira-lives.c (process_bb_node_lives): Ditto.
14919 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14920 instead of DF_LR_{OUT,IN}.
14922 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14924 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14926 2009-03-30 Jan Hubicka <jh@suse.cz>
14928 * except.c (label_to_region_map): Fix thinko.
14930 2009-03-30 Steve Ellcey <sje@cup.hp.com>
14932 PR middle-end/38237
14933 * tree.h (tree_find_value): New declaration.
14934 * tree.c (tree_find_value): New function.
14935 * varasm.c (assemble_external): Avoid duplicate entries on lists.
14937 2009-03-30 Jakub Jelinek <jakub@redhat.com>
14940 * c-decl.c (struct c_binding): Add locus field.
14941 (bind): Add locus argument, set locus field from it.
14942 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
14943 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
14944 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
14945 implicitly_declare, undeclared_variable, lookup_label,
14946 declare_label, c_make_fname_decl, c_builtin_function,
14947 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
14950 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
14953 * config/i386/i386.c (classify_argument): Check total size of
14956 2009-03-30 Martin Jambor <mjambor@suse.cz>
14958 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
14959 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
14960 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
14963 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
14964 seen_variable_array_ref while also traversing a union.
14966 * tree-inline.c (optimize_inline_calls): Do not call
14967 cgraph_node_remove_callees.
14968 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
14969 (pass_remove_cgraph_callee_edges): New variable.
14970 * passes.c (init_optimization_passes): Add
14971 pass_remove_cgraph_callee_edges after early inlining and before all
14972 late intraprocedural passes.
14974 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
14976 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14978 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
14979 Fix typos in names.
14981 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14983 * combine.c (simplify_comparison): Use have_insn_for.
14984 * dojump.c (do_jump): Likewise.
14986 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14988 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
14989 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
14990 sparc_compare_op0 like sparc_compare_emitted used to be handled.
14991 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
14992 instead of sparc_compare_emitted.
14993 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
14994 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
14995 instead of sparc_compare_emitted.
14997 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14999 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
15000 enter/exit cfglayout mode.
15001 (pass_partition_block): Require it.
15002 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
15003 (combine_instructions): Track basic blocks instead of labels.
15004 (update_cfg_for_uncondjump): New.
15005 (try_combine): Use it. Update jumps after rescanning.
15006 (pass_combine): Require PROP_cfglayout.
15007 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
15009 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15011 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
15012 Provide/destroy PROP_cfglayout respectively.
15013 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
15014 * tree-pass.h (PROP_cfglayout): New.
15016 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15018 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
15019 fold_convert_const_fixed_from_fixed,
15020 fold_convert_const_fixed_from_int,
15021 fold_convert_const_fixed_from_real, fold_negate_const): Do not
15022 set TREE_CONSTANT_OVERFLOW.
15023 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
15024 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
15026 2009-03-30 Ira Rosen <irar@il.ibm.com>
15028 * tree-vect-loop-manip.c: New file.
15029 * tree-vectorizer.c: Update documentation and included files.
15030 (vect_loop_location): Make extern.
15031 (rename_use_op): Move to tree-vect-loop-manip.c
15032 (rename_variables_in_bb, rename_variables_in_loop,
15033 slpeel_update_phis_for_duplicate_loop,
15034 slpeel_update_phi_nodes_for_guard1,
15035 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15036 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15037 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15038 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
15039 find_loop_location): Likewise.
15040 (new_stmt_vec_info): Move to tree-vect-stmts.c.
15041 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
15042 get_vectype_for_scalar_type, vect_is_simple_use,
15043 supportable_widening_operation, supportable_narrowing_operation):
15045 (bb_in_loop_p): Move to tree-vect-loop.c.
15046 (new_loop_vec_info, destroy_loop_vec_info,
15047 reduction_code_for_scalar_code, report_vect_op,
15048 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15049 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15050 (vect_supportable_dr_alignment): Likewise.
15051 * tree-vectorizer.h (tree-data-ref.h): Include.
15052 (vect_loop_location): Declare.
15053 Reorganize function declarations according to the new file structure.
15054 * tree-vect-loop.c: New file.
15055 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15056 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15057 * tree-vect-data-refs.c: New file.
15058 * tree-vect-patterns.c (timevar.h): Don't include.
15059 * tree-vect-stmts.c: New file.
15060 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15061 tree-vect-slp.c, tree-vect-loop.c.
15062 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15063 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15064 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15065 (tree-vect-analyze.o): Remove.
15066 (tree-vect-transform.o): Likewise.
15067 (tree-vect-data-refs.o): Add rule.
15068 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15069 tree-vect-slp.o): Likewise.
15070 (tree-vect-patterns.o): Remove redundant dependencies.
15071 (tree-vectorizer.o): Likewise.
15072 * tree-vect-slp.c: New file.
15074 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15076 * optc-gen.awk: Warn if an option flag has multiple different
15079 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15081 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15082 -floop-block): Document dependences on PPL, CLooG and Graphite.
15084 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15086 PR rtl-optimization/323
15087 * c-common.c (c_fully_fold, convert_and_check,
15088 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15089 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15090 * c-common.def (EXCESS_PRECISION_EXPR): New.
15091 * c-cppbuiltin.c (builtin_define_float_constants): Define
15092 constants with enough digits for long double.
15093 * c-lex.c (interpret_float): Interpret constant with excess
15094 precision where appropriate.
15095 * c-opts.c (c_common_post_options): Set
15096 flag_excess_precision_cmdline. Give an error for
15097 -fexcess-precision=standard for C++ for processors where the
15098 option is significant.
15099 * c-parser.c (c_parser_conditional_expression): Handle excess
15100 precision in condition.
15101 * c-typeck.c (convert_arguments): Handle arguments with excess
15103 (build_unary_op): Move excess precision outside operation.
15104 (build_conditional_expr): Likewise.
15105 (build_compound_expr): Likewise.
15106 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
15107 (build_modify_expr): Handle excess precision in RHS.
15108 (convert_for_assignment): Handle excess precision in converted
15110 (digest_init, output_init_element, process_init_element): Handle
15111 excess precision in initializer.
15112 (c_finish_return): Handle excess precision in return value.
15113 (build_binary_op): Handle excess precision in operands and add
15114 excess precision as needed for operation.
15115 * common.opt (-fexcess-precision=): New option.
15116 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
15117 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
15118 For standard excess precision, output explicit conversion to and
15119 truncation from XFmode.
15120 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
15121 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
15122 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
15123 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
15124 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
15125 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
15126 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
15127 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
15128 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
15129 define_splits, sqrt<mode>2): Disable where appropriate for
15130 standard excess precision.
15131 * convert.c (convert_to_real): Do not shorten arithmetic to type
15132 for which excess precision would be used.
15133 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
15134 * doc/invoke.texi (-fexcess-precision=): Document option.
15135 (-mfpmath=): Correct index entry.
15136 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
15137 flag_excess_precision): New.
15138 * langhooks.c (lhd_post_options): Set
15139 flag_excess_precision_cmdline.
15140 * opts.c (common_handle_option): Handle -fexcess-precision=.
15141 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
15142 init_excess_precision): New.
15143 (lang_dependent_init_target): Call init_excess_precision.
15144 * tree.c (excess_precision_type): New.
15145 * tree.h (excess_precision_type): Declare.
15147 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15150 * c-typeck.c (build_component_ref): Do not copy qualifiers from
15151 non-lvalue to component.
15153 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15155 PR preprocessor/34695
15156 * Makefile.in (c-opts.o): Depend on c-tree.h.
15157 * c-common.c: Move down include of diagnostic.h.
15158 (done_lexing, c_cpp_error): New.
15159 * c-common.h (done_lexing): Declare.
15160 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
15162 * c-opts.c: Include c-tree.h.
15163 (c_common_init_options): Set preprocessor error callback.
15164 (c_common_handle_option): Do not set preprocessor
15165 inhibit_warnings, warnings_are_errors, warn_system_headers,
15166 pedantic_errors or inhibit_warnings flags.
15167 (c_common_post_options): Do not check cpp_errors (parse_in).
15168 (c_common_finish): Do not output dependencies if there were
15169 errors. Do not check return value of cpp_finish.
15170 * c-ppoutput.c (pp_file_change): Set input_location.
15171 * c-tree.h (c_cpp_error): Declare.
15172 * diagnostic.c (diagnostic_set_info_translated): Also initialize
15174 (diagnostic_build_prefix): Check override_column.
15175 * diagnostic.h (diagnostic_info): Add override_column field.
15176 (diagnostic_override_column): Define.
15178 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
15180 * c-common.c (c_expand_expr, c_staticp): Remove.
15181 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
15182 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
15183 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
15184 * c-gimplify.c (gimplify_compound_literal_expr,
15185 optimize_compound_literals_in_ctor): Remove.
15186 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
15187 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
15188 * c-semantics.c (emit_local_var): Remove.
15190 * langhooks-def.h (lhd_expand_expr): Remove.
15191 * langhooks.c (lhd_expand_expr): Remove.
15192 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
15194 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
15195 handling from c-semantics.c; don't call into langhook.
15196 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
15197 * gimplify.c (gimplify_compound_literal_expr,
15198 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
15199 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
15200 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
15201 as was done in c-gimplify.c.
15202 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
15203 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
15204 Move from c-common.h.
15205 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
15207 * tree.c (staticp): Do not call langhook.
15208 * langhooks.c (lhd_staticp): Delete.
15209 * langhooks-def.h (lhd_staticp): Delete prototype.
15210 (LANG_HOOKS_STATICP): Delete.
15211 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
15213 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
15214 instead of DECL_STMTs.
15216 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15224 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
15226 (fold_call_expr): Return a NOP_EXPR from folding rather than the
15227 contained expression.
15228 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
15229 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
15230 conditional expressions for C.
15231 (decl_constant_value_for_optimization): Move from
15232 decl_constant_value_for_broken_optimization in c-typeck.c. Check
15233 whether optimizing and that the expression is a VAR_DECL not of
15234 array type instead of doing such checks in the caller. Do not
15235 check pedantic. Call gcc_unreachable for C++.
15236 * c-common.def (C_MAYBE_CONST_EXPR): New.
15237 * c-common.h (c_fully_fold, c_save_expr,
15238 decl_constant_value_for_optimization): New prototypes.
15239 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15240 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15241 EXPR_INT_CONST_OPERANDS): Define.
15242 * c-convert.c (convert): Strip nops from expression.
15243 * c-decl.c (groktypename): Take extra parameters expr and
15244 expr_const_operands. Update call to grokdeclarator.
15245 (start_decl): Update call to grokdeclarator. Add statement for
15246 expressions used in type of decl.
15247 (grokparm): Update call to grokdeclarator.
15248 (push_parm_decl): Update call to grokdeclarator.
15249 (build_compound_literal): Add parameter non_const and build a
15250 C_MAYBE_COSNT_EXPR if applicable.
15251 (grokdeclarator): Take extra parameters expr and
15252 expr_const_operands. Track expressions used in declaration
15253 specifiers and declarators. Fold array sizes and track whether
15254 they are constant expressions and whether they are integer
15255 constant expressions.
15256 (parser_xref_tag): Set expr and expr_const_operands fields in
15258 (grokfield): Update call to grokdeclarator.
15259 (start_function): Update call to grokdeclarator.
15260 (build_null_declspecs): Set expr and expr_const_operands fields in
15262 (declspecs_add_type): Handle expressions in typeof specifiers.
15263 * c-parser.c (c_parser_declspecs): Set expr and
15264 expr_const_operands fields for declaration specifiers.
15265 (c_parser_enum_specifier): Likewise.
15266 (c_parser_struct_or_union_specifier): Likewise.
15267 (c_parser_typeof_specifier): Likewise. Update call to
15268 groktypename. Fold expression as needed. Return expressions with
15269 type instead of adding statements.
15270 (c_parser_attributes): Update calls to c_parser_expr_list.
15271 (c_parser_statement_after_labels): Fold expression before passing
15272 to objc_build_throw_stmt.
15273 (c_parser_condition): Fold expression.
15274 (c_parser_asm_operands): Fold expression.
15275 (c_parser_conditional_expression): Use c_save_expr. Update call
15276 to build_conditional_expr.
15277 (c_parser_alignof_expression): Update call to groktypename.
15278 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15279 original_code. Fold expression argument of va_arg. Create
15280 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15281 argument to va_arg. Update calls to groktypename. Fold array
15282 index for offsetof. Verify that first argument to
15283 __builtin_choose_expr has integer type.
15284 (c_parser_postfix_expression_after_paren_type): Update calls to
15285 groktypename and build_compound_literal. Handle expressions with
15286 side effects in type name.
15287 (c_parser_postfix_expression_after_primary): Update call to
15288 c_parser_expr_list. Set original_code for calls to
15289 __builtin_constant_p.
15290 (c_parser_expr_list): Take extra parameter fold_p. Fold
15291 expressions if requested.
15292 (c_parser_objc_type_name): Update call to groktypename.
15293 (c_parser_objc_synchronized_statement): Fold expression.
15294 (c_parser_objc_receiver): Fold expression.
15295 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15296 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15297 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15298 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15299 (struct c_typespec): Add elements expr and expr_const_operands.
15300 (struct c_declspecs): Add elements expr and expr_const_operands.
15301 (groktypename, build_conditional_expr, build_compound_literal):
15303 (in_late_binary_op): Declare.
15304 * c-typeck.c (note_integer_operands): New function.
15305 (in_late_binary_op): New variable.
15306 (decl_constant_value_for_broken_optimization): Move to c-common.c
15307 and rename to decl_constant_value_for_optimization.
15308 (default_function_array_conversion): Do not strip nops.
15309 (default_conversion): Do not call
15310 decl_constant_value_for_broken_optimization.
15311 (build_array_ref): Do not fold result.
15312 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15313 result when operand is a VLA.
15314 (c_expr_sizeof_type): Update call to groktypename. Handle
15315 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15316 result when operand names a VLA type.
15317 (build_function_call): Update call to build_compound_literal.
15318 Only fold result for calls to __builtin_* functions. Strip
15319 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15320 the function designator.
15321 (convert_arguments): Fold arguments. Update call to
15322 convert_for_assignment.
15323 (build_unary_op): Handle increment and decrement of
15324 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15325 decrement earlier. Fold operand of increment and decrement.
15326 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15327 built for integer operand. Wrap returns that are INTEGER_CSTs
15328 without being integer constant expressions or that have integer
15329 constant operands without being INTEGER_CSTs.
15330 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15331 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15332 result is an integer constant expression or can be used in
15333 unevaluated parts of one and avoid folding and wrap as
15334 appropriate. Fold operands before possibly doing -Wsign-compare
15336 (build_compound_expr): Wrap result for C99 if operands can be used
15337 in integer constant expressions.
15338 (build_c_cast): Update call to digest_init. Do not ignore
15339 overflow from casting floating-point constants to integers. Wrap
15340 results that could be confused with integer constant expressions,
15341 null pointer constants or floating-point constants.
15342 (c_cast_expr): Update call to groktypename. Handle expressions
15343 included in type name.
15344 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15345 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15346 Update calls to convert_for_assignment.
15347 (convert_for_assignment): Take new parameter
15348 null_pointer_constant. Do not strip nops or call
15349 decl_constant_value_for_broken_optimization. Set
15350 in_late_binary_op for conversions to boolean.
15351 (store_init_value): Update call to digest_init.
15352 (digest_init): Take new parameter null_pointer_constant. Do not
15353 call decl_constant_value_for_broken_optimization. pedwarn for
15354 initializers not constant expressions. Update calls to
15355 convert_for_assignment.
15356 (constructor_nonconst): New.
15357 (struct constructor_stack): Add nonconst element.
15358 (really_start_incremental_init, push_init_level, pop_init_level):
15359 Handle constructor_nonconst and nonconst element.
15360 (set_init_index): Call constant_expression_warning for array
15362 (output_init_element): Fold value. Set constructor_nonconst as
15363 applicable. pedwarn for initializers not constant expressions.
15364 Update call to digest_init. Call constant_expression_warning
15365 where constant initializers are required.
15366 (process_init_element): Use c_save_expr.
15367 (c_finish_goto_ptr): Fold expression.
15368 (c_finish_return): Fold return value. Update call to
15369 convert_for_assignment.
15370 (c_start_case): Fold switch expression.
15371 (c_process_expr_stmt): Fold expression.
15372 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15373 ensure statement expression is not evaluated in constant expression.
15374 (build_binary_op): Track whether results are integer constant
15375 expressions or may occur in such, disable folding and wrap results
15376 as applicable. Fold operands for -Wsign-compare warnings unless
15378 (c_objc_common_truthvalue_conversion): Handle results folded to
15379 integer constants that are not integer constant expressions.
15380 * doc/extend.texi: Document when typeof operands are evaluated,
15381 that condition of __builtin_choose_expr is an integer constant
15382 expression, and more about use of __builtin_constant_p in
15385 2009-03-29 Richard Guenther <rguenther@suse.de>
15387 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15388 propagate addresses of array references.
15390 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15392 * regmove.c (perhaps_ends_bb_p): Remove.
15393 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15394 from INSN and check that the main loop stays within that basic block.
15395 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15396 (regmove_forward_pass): Split out from regmove_optimize. Use
15397 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15398 (regmove_backward_pass): Split out from regmove_optimize. Use
15399 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15400 (regmove_optimize): Simplify.
15402 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15405 * config/i386/i386.c (classify_argument): Ignore flexible array
15406 member in struct and warn ABI change.
15408 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15410 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15412 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15413 (ix86_adjust_cost): Updated.
15415 2009-03-29 Jan Hubicka <jh@suse.cz>
15417 PR middle-end/28850
15418 * tree-pass.h (pass_cleanup_eh): New function.
15419 (remove_unreachable_regions): Break code handling RTL
15420 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15421 that can not be reached by runtime.
15422 (can_be_reached_by_runtime): New function.
15423 (label_to_region_map): New function.
15424 (num_eh_regions): New function.
15425 (rtl_remove_unreachable_regions): New function.
15426 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15427 (remove_eh_region): New function.
15428 * except.h: Include sbitmap and vecprim.
15429 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15430 num_eh_regions): Declare.
15431 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15432 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15433 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15434 (tree_empty_eh_handler_p): New function.
15435 (cleanup_empty_eh): New function.
15436 (cleanup_eh): New function.
15437 (pass_cleanup_eh): New function.
15439 2009-03-29 Jan Hubicka <jh@suse.cz>
15441 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15442 for removed regions.
15444 2009-03-29 Jan Hubicka <jh@suse.cz>
15446 * except.c (dump_eh_tree): Dump all datastructures.
15448 2009-03-29 Jan Hubicka <jh@suse.cz>
15450 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15451 (duplicate_eh_regions_1): Likewise.
15452 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15453 vector; call EH verification.
15454 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15455 Be ready for region being removed.
15457 2009-03-29 Jan Hubicka <jh@suse.cz>
15459 * bitmap.c (bitmap_last_set_bit): New function.
15460 * bitmap.h (bitmap_last_set_bit): Declare.
15462 2009-03-29 David Ayers <ayers@fsfe.org>
15465 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15466 by calling objc_compare_types and surpress warnings about
15467 incompatible C pointers that are compatible ObjC pointers.
15469 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15471 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15472 call initialize_inline_failed.
15473 (initialize_inline_failed): Move it from here ...
15474 * cgraph.c (initialize_inline_failed): ... to here.
15475 (cgraph_create_edge): Call initialize_inline_failed rather than
15476 setting inline_failed directly.
15478 2009-03-29 Ben Elliston <bje@au.ibm.com>
15481 * sysv4.opt (msdata): Improve comment.
15482 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15483 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15485 2009-03-29 Ben Elliston <bje@au.ibm.com>
15488 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15489 load and store attributes.
15491 2009-03-29 Ben Elliston <bje@au.ibm.com>
15493 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15494 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15495 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15496 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15497 __builtin_infq and __builtin_huge_valq.
15499 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15501 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15503 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15504 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15506 2009-03-28 Xinliang David Li <davidxl@google.com>
15508 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15509 (do_dbg_cnt): New function.
15511 2009-03-28 Jan Hubicka <jh@suse.cz>
15513 Merge from pretty-ipa:
15515 2009-03-27 Jan Hubicka <jh@suse.cz>
15517 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15518 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15519 * passes.c (function_called_by_processed_nodes_p): New.
15520 * ipa-pure-const.c (check_call): Fix handling of operands.
15521 (analyze_function): Dump debug output for skipped bodies.
15522 (local_pure_const): Use function_called_by_processed_nodes_p.
15523 * dwarf2out.c (reference_to_unused): Use output.
15524 * passes.c (do_per_function_toporder): Likewise.
15526 2008-11-12 Jan Hubicka <jh@suse.cz>
15528 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15529 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15530 state_set_in_source enum
15531 (check_decl): Ignore memory tags; do not set fake looping flags;
15533 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15534 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15535 (check_call, analyze_function): Rewrite.
15537 (add_new_function): Update call of analyze_function.
15538 (generate_summary): Add call of analyze_function.
15539 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15540 (local_pure_const): New function.
15541 (pass_local_pure_const): New pass.
15542 * ipa-inline.c (inline_transform): Set after_inlining.
15543 * tree-eh.c (stmt_can_throw_external): New.
15544 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15545 work with aliasing built.
15546 * tree-flow.h (stmt_can_throw_external): New.
15547 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15548 and local pure/const pass in early and late optimization queue.
15550 2009-03-28 Martin Jambor <mjambor@suse.cz>
15552 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15554 (fold_binary): Allow function decl aligment consideration is the
15555 second argument is integer constant one.
15556 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15557 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15558 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15560 2009-03-28 Jan Hubicka <jh@suse.cz>
15562 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15563 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15564 * function.h (rtl_data): Add nothrow flag.
15565 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15566 set DECL_NOTHROW for AVAILABLE functions.
15568 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15570 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15571 following vector keyword has expansion starting with pixel or bool
15572 keyword, expand vector to __vector and pixel or bool to __pixel or
15576 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15577 warn_if_disallowed_function_p): Removed.
15578 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15579 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15580 warning_if_disallowed_function_p.
15581 * flags.h (warn_if_disallowed_function_p,
15582 warn_disallowed_functions): Removed.
15583 * common.opt (Wdisallowed-function-list=): Removed.
15584 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15586 2009-03-28 Richard Guenther <rguenther@suse.de>
15588 PR tree-optimization/38723
15589 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15592 2009-03-28 Jan Hubicka <jh@suse.cz>
15594 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15595 test introduced by my previous patch.
15597 2009-03-28 Richard Guenther <rguenther@suse.de>
15599 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15600 the PHIs value undefined.
15602 2009-03-28 Jan Hubicka <jh@suse.cz>
15604 * tree-pass.h (pass_fixup_cfg): New pass.
15605 * ipa-inline.c (inline_transform): Set
15606 always_inline_functions_inlined/after_inlining.
15607 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15608 (pass_fixup_cfg): New pass.
15609 * passes.c (init_optimization_passes): Add fixup_cfg.
15611 2009-03-28 Richard Guenther <rguenther@suse.de>
15613 PR tree-optimization/38458
15614 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15615 argument use the arguments copy-of value.
15617 2009-03-28 Richard Guenther <rguenther@suse.de>
15619 PR tree-optimization/38180
15620 * tree-ssa-ccp.c (get_default_value): Simplify.
15621 (likely_value): Likewise.
15622 (surely_varying_stmt_p): Properly handle VOP case.
15623 (ccp_initialize): Likewise.
15624 (ccp_fold): Handle propagating through *&.
15625 (fold_const_aggregate_ref): Also handle decls.
15627 2009-03-28 Jan Hubicka <jh@suse.cz>
15629 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15630 * cgraph.h (cgraph_node): Likewise.
15631 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15632 (cgraph_reset_node): Use process flag.
15633 (cgraph_mark_functions_to_output): Likewise.
15634 (cgraph_expand_function): Likewise.
15635 (cgraph_expand_all_functions): Likewise.
15636 (cgraph_output_in_order): Likewise.
15637 * dwarf2out.c (reference_to_unused): Likewise.
15638 * passes.c do_per_function_toporder): Likewise.
15640 2009-03-28 Jan Hubicka <jh@suse.cz>
15642 Bring from lto-branch:
15644 2008-09-03 Doug Kwan <dougkwan@google.com>
15646 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15647 enums instead of reason strings.
15648 * cgraph.c (cgraph_create_edge): Same.
15649 (cgraph_inline_failed_string): New function.
15650 * cgraph.h (cgraph_inline_failed_t): New enum type.
15651 (cgraph_inline_failed_string): New prototype.
15652 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15653 char pointer to cgraph_inline_failed_t.
15654 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15655 (cgraph_default_inline_p): Ditto.
15656 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15657 to cgraph_inline_failed_t pointer.
15658 * cif-code.def: New file.
15659 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15661 (cgraph_check_inline_limits): Change type of REASON to pointer to
15662 cgraph_inline_failed_t. Replace reason strings with enums.
15663 (cgraph_default_inline_p): Ditto.
15664 (cgraph_recursive_inlining_p): Ditto.
15665 (update_caller_keys): Change type of FAILED_REASON to
15666 cgraph_inline_failed_t.
15667 (cgraph_set_inline_failed): Change type of REASON to pointer to
15668 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15669 convert enums to strings for text output.
15670 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15671 to be of type cgraph_inline_failed_t. Replace reason strings with
15672 enums. Call cgraph_inline_failed_string to covert enums
15673 to strings for text output.
15674 (cgraph_decide_inlining): Replace reason strings with enums.
15675 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15676 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15678 * tree-inline.c (expand_call_inline): Change type of REASON
15679 to cgraph_inline_failed_t. Replace reason strings with enums.
15680 Call cgraph_inline_failed_string for text output.
15681 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15684 2009-03-28 Jan Hubicka <jh@suse.cz>
15686 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15687 cgraph_clone_node): Remove master clone handling.
15688 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15689 * cgraph.h (master_clone): Remove.
15690 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15691 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15692 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15694 2009-03-28 Jan Hubicka <jh@suse.cz>
15696 * cgraph.c (cgraph_function_body_availability): Functions declared
15697 inline are always safe to assume that it is not going to be replaced.
15699 2009-03-28 Richard Guenther <rguenther@suse.de>
15701 PR tree-optimization/38513
15702 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15703 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15704 EXC_PTR_EXPR and FILTER_EXPR.
15705 (get_ref_from_reference_ops): Likewise.
15707 2009-03-28 Richard Guenther <rguenther@suse.de>
15709 PR tree-optimization/38968
15710 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15711 Use FLOOR_MOD_EXPR to compute misalignment.
15713 2009-03-28 Richard Guenther <rguenther@suse.de>
15715 PR tree-optimization/37795
15716 * tree.h (combine_comparisons): Declare.
15717 * fold-const.c (combine_comparisons): Export.
15718 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15720 (ifcombine_iforif): Use combine_comparisons.
15722 2009-03-28 Jan Hubicka <jh@suse.cz>
15724 * tree-eh.c (inlinable_call_p): New function.
15725 (make_eh_edges): Use it.
15726 (verify_eh_edges): Use it.
15727 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15728 * except.c (reachable_next_level): Add inlinable_function argument
15729 (sjlj_find_directly_reachable_regions): Update.
15730 (add_reachable_handler): Do not set saw_any_handlers.
15731 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15732 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15733 Add new inlinable call parameter.
15734 (can_throw_internal, can_throw_external): Update.
15735 * except.h (can_throw_internal_1, can_throw_external_1,
15736 foreach_reachable_handler): Update declaration.
15738 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15740 * config/arm/t-arm-coff, config/h8300/coff.h,
15741 config/i386/i386-aout.h, config/i386/i386-coff.h,
15742 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15743 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15744 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15745 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15746 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15747 sys-types.h: Remove.
15748 * Makefile.in: Remove protoize and fixproto support and references
15750 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15751 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15753 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15754 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15755 unprotoize$(exeext).
15756 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15757 (.PHONY): Don't depend on proto.
15758 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15759 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15760 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15761 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15762 build/gen-protos.o, build/scan.o, xsys-protos.h,
15763 build/fix-header$(build_exeext), build/fix-header.o,
15764 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15765 stmp-install-fixproto): Remove.
15766 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15767 SYSCALLS.c or fixproto files.
15768 (install-common): Don't install protoize.
15769 (install-headers-tar, install-headers-cpio, install-headers-cp):
15770 Don't depend on $(STMP_FIXPROTO).
15771 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15772 install fixproto files or write out fixproto settings.
15773 (uninstall): Don't uninstall protoize.
15774 * config.gcc (use_fixproto): Remove.
15775 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15776 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15777 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15778 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15779 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15780 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15781 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15782 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15783 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15784 * config/t-vxworks (STMP_FIXPROTO): Remove.
15785 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15786 STMP_FIXPROTO): Remove.
15787 * config.in, configure: Regenerate.
15788 * crtstuff.c (gid_t, uid_t): Don't undefine.
15789 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15790 (arm-*-coff, arm-*-aout: Remove target entries.
15791 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15792 Remove mention of AIX 4.1.
15793 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15794 * doc/invoke.texi (Running Protoize): Remove.
15795 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15796 (Protoize Caveats): Remove.
15797 * tsystem.h: Update comments on headers assumed to exist.
15799 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15801 * genautomata.c: Add a new year to the copyright. Add a new
15803 (struct insn_reserv_decl): Add comments for member bypass_list.
15804 (find_bypass): Remove.
15805 (insert_bypass): New.
15806 (process_decls): Use insert_bypass.
15807 (output_internal_insn_latency_func): Output all bypasses with the
15808 same input insn in one switch case.
15810 * rtl.def (define_bypass): Describe bypass choice.
15811 * doc/md.texi (define_bypass): Ditto.
15813 2009-03-27 Richard Guenther <rguenther@suse.de>
15815 * gimplify.c (mark_addressable): Export.
15816 * tree-flow.h (mark_addressable): Declare.
15817 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15818 * tree-ssa.c (verify_phi_args): Verify that address taken
15819 variables have TREE_ADDRESSABLE set.
15821 2009-03-27 Richard Guenther <rguenther@suse.de>
15823 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15824 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15825 Do not mark decls TREE_ADDRESSABLE.
15826 (build_fold_addr_expr): Adjust.
15827 (fold_addr_expr): Remove.
15828 (fold_unary): Use build_fold_addr_expr.
15829 (fold_comparison): Likewise.
15830 (split_address_to_core_and_offset): Likewise.
15831 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15833 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15834 (gimplify_modify_expr_to_memcpy): Mark source and destination
15836 * omp-low.c (create_omp_child_function): Mark the object decl
15838 (lower_rec_input_clauses): Mark the var we take the address of
15840 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15842 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15844 PR middle-end/39315
15845 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15846 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15848 2009-03-27 Richard Guenther <rguenther@suse.de>
15850 PR tree-optimization/39120
15851 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15853 (handle_lhs_call): Process return constraints. Add escape
15854 constraints if necessary.
15855 (handle_const_call): Fill out return constraints. Make nested
15856 case more precise. Avoid consttmp if possible.
15857 (handle_pure_call): Fill out return constraints. Avoid
15858 callused if possible.
15859 (find_func_aliases): Simplify call handling.
15861 2009-03-27 Richard Guenther <rguenther@suse.de>
15863 PR tree-optimization/39120
15864 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15865 as a representative.
15866 (solve_graph): Do propagate CALLUSED.
15867 (handle_pure_call): Use a scalar constraint from CALLUSED for
15869 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15872 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15875 * c-common.c (handle_aligned_attribute): Properly check alignment
15876 overflow. Use (1U << i) instead of (1 << i).
15878 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15880 * expr.h (get_mem_align_offset): Updated.
15882 * tree.h (tree_decl_common): Change align to "unsigned int" and
15883 move it before pointer_alias_set.
15885 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15886 Jakub Jelinek <jakub@redhat.com>
15889 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15890 gr_register_operand with gr_reg_or_0_operand.
15891 (cmpxchg_rel_di): Likewise.
15892 (sync_lock_test_and_set<mode>): Likewise.
15894 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15896 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15897 (true_regnum): Likewise.
15899 * rtlanal.c (subreg_info): Moved to ...
15900 * rtl.h (subreg_info): Here. New.
15901 (subreg_get_info): New.
15903 * rtlanal.c (subreg_get_info): Make it extern.
15905 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15908 * config/i386/i386.c (ix86_abi): New.
15909 (override_options): Handle -mabi=.
15910 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15911 (ix86_call_abi_override): Likewise.
15912 (init_cumulative_args): Likewise.
15913 (function_arg_advance): Likewise.
15914 (function_arg_64): Likewise.
15915 (function_arg): Likewise.
15916 (ix86_pass_by_reference): Likewise.
15917 (ix86_function_value_regno_p): Likewise.
15918 (ix86_build_builtin_va_list_abi): Likewise.
15919 (setup_incoming_varargs_64): Likewise.
15920 (is_va_list_char_pointer): Likewise.
15921 (ix86_init_machine_status): Likewise.
15922 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15923 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15924 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15925 (ix86_function_abi): Make it static and return enum calling_abi.
15926 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
15928 (ix86_fn_abi_va_list): Updated.
15930 * config/i386/i386.h (ix86_abi): New.
15931 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
15932 (CONDITIONAL_REGISTER_USAGE): Likewise.
15933 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
15934 (machine_function): Likewise.
15936 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
15938 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
15939 (STACK_BOUNDARY): Likewise.
15940 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
15942 * config/i386/i386.opt (mabi=): New.
15944 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
15945 return enum calling_abi.
15946 (ix86_function_type_abi): Likewise.
15947 (ix86_function_abi): Removed.
15949 * doc/invoke.texi: Document -mabi= option for x86.
15951 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15953 * builtins.c (real_dconstp): Delete.
15954 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
15956 2009-03-27 Dodji Seketeli <dodji@redhat.com>
15957 Jakub Jelinek <jakub@redhat.com>
15960 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
15961 (gen_subprogram_die): When a function is explicit, generate the
15962 DW_AT_explicit attribute.
15963 * langhooks.h (struct lang_hooks_for_decls): Add
15964 function_decl_explicit_p langhook.
15965 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
15966 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
15968 2009-03-27 Jakub Jelinek <jakub@redhat.com>
15970 * builtins.c (fold_builtin_memory_op): Optimize memmove
15971 into memcpy if we can prove source and destination don't overlap.
15973 * tree-inline.c: Include gt-tree-inline.h.
15974 (clone_fn_id_num): New variable.
15975 (clone_function_name): New function.
15976 (tree_function_versioning): Use it.
15977 * Makefile.in (GTFILES): Add tree-inline.c.
15979 2009-03-27 Mark Mitchell <mark@codesourcery.com>
15981 * BASE-VER: Change to 4.5.0.
15983 2009-03-27 Xinliang David Li <davidxl@google.com>
15985 PR tree-optimization/39557
15986 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
15988 2009-03-27 Xinliang David Li <davidxl@google.com>
15990 PR tree-optimization/39548
15991 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
15994 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15996 * c-common.c (pointer_int_sum): Use %wd on return from
15999 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16001 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
16002 on return from tree_low_cst.
16004 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
16007 * ginclude/stdarg.h (va_copy): Define also for
16008 __GXX_EXPERIMENTAL_CXX0X__.
16010 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16013 * builtins.h (c_strlen): Do not warn here.
16014 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16015 * c-common.c (pointer_int_sum): Take an explicit location.
16016 Warn about offsets out of bounds.
16017 * c-common.h (pointer_int_sum): Adjust declaration.
16019 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16021 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
16024 2009-03-26 Jakub Jelinek <jakub@redhat.com>
16027 * opts.c (warn_if_disallowed_function_p): Don't assume
16028 get_callee_fndecl must return non-NULL.
16030 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16032 PR rtl-optimization/39522
16033 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16034 when reg_reloaded_valid is set.
16036 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16038 * config/spu/divv2df3.c: New file.
16039 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
16040 (DPBIT_FUNCS): Filter out _div_df.
16042 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
16044 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
16045 a jump insn, count that jump in the distance to the loop start.
16047 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16050 * config/sh/sh.c (calc_live_regs): Fix condition for global
16051 registers except PIC_OFFSET_TABLE_REGNUM.
16053 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16056 * doc/invoke.texi (-mconsole): New.
16058 (-mno-cygwin): New.
16060 (-mnop-fun-dllimport): New.
16064 (sub section "i386 and x86-64 Windows Options"): New.
16066 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16068 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16069 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16071 2009-03-25 Richard Guenther <rguenther@suse.de>
16073 PR middle-end/39497
16074 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16077 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16079 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16080 neither of haifa/selective schedulers are working.
16082 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16084 * doc/invoke.texi (Debugging Options): Fix description of
16085 -fno-merge-debug-strings.
16087 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16089 * config/cris/libgcc.ver: New version-script.
16090 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16092 * configure.ac <GAS features, nop mnemonic>: Add pattern
16093 crisv32-*-* for "nop".
16094 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16095 * configure: Regenerate.
16097 2009-03-24 Ira Rosen <irar@il.ibm.com>
16099 PR tree-optimization/39529
16100 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16101 mark_sym_for_renaming for the tag copied to the new vector
16104 2009-03-24 Arthur Loiret <aloiret@debian.org>
16106 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
16107 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
16108 EXTRA_SPEC_FUNCTIONS.
16109 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
16110 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
16111 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
16112 -march and -mtune options.
16114 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
16116 * config/m68k/t-rtems: Add m5329 multilib.
16118 2009-03-24 Dodji Seketeli <dodji@redhat.com>
16119 Jakub Jelinek <jakub@redhat.com>
16122 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
16125 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16128 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
16129 instead of c_parser_expression_conv, if original_code isn't one of the
16130 4 allowed comparison codes, fail.
16132 2009-03-23 Richard Guenther <rguenther@suse.de>
16134 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
16135 * tree.h (struct tree_type): Likewise.
16136 * reload.h (struct insn_chain): Likewise.
16137 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
16138 * function.h (struct function): Likewise.
16139 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
16141 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16143 PR tree-optimization/39516
16144 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
16146 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
16148 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
16149 should be set true if BITS_PER_WORD of target is bigger than 32
16151 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
16153 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
16154 Translate -B-options to -rpath-link. Correct existing
16155 rpath-link and conditionalize on !nostdlib.
16157 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16159 * doc/extend.texi (Function Attributes, Variable Attributes):
16161 * doc/invoke.texi (Debugging Options, Optimize Options)
16162 (i386 and x86-64 Options, MCore Options): Likewise.
16164 2009-03-20 Jakub Jelinek <jakub@redhat.com>
16167 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
16168 it for block local namespace aliases.
16169 (gen_decl_die): Pass context_die to gen_namespace_die.
16171 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16174 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
16175 minimum or maximum value.
16177 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
16179 * reginfo.c (globalize_reg): Recompute derived reg sets.
16181 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
16184 * libgcc2.c (mprotect): Do not use signed arguments for
16185 VirtualProtect, use DWORD arguments. Also fix the 'may
16186 be used uninitialized' warning for the np variable.
16188 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16191 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
16192 functions using regparm calling conventions when not optimizing.
16193 (ix86_function_sseregparm): Similarly for sseregparm calling
16196 2009-03-19 Li Feng <nemokingdom@gmail.com>
16198 PR middle-end/39500
16199 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
16200 dependence if the first conflict is after niter iterations.
16202 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
16204 PR middle-end/38609
16205 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
16206 functions with dynamic stack-pointer adjustments.
16208 2009-03-19 Ben Elliston <bje@au.ibm.com>
16210 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
16211 option; change to -msdata=data.
16213 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16215 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
16218 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
16221 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
16223 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
16225 * doc/invoke.texi (Code Gen Options): Expand discussion of
16228 2009-03-18 Jakub Jelinek <jakub@redhat.com>
16230 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
16231 * matrix-reorg.c (struct matrix_info): Likewise.
16232 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
16233 * rtl.h (struct mem_attrs): Likewise.
16234 * df.h (struct df): Likewise.
16235 * tree-data-ref.h (struct data_dependence_relation): Likewise.
16236 * ira-int.h (struct ira_allocno): Likewise.
16237 * df-scan.c (struct df_collection_rec): Likewise.
16238 * ira.c (struct equivalence): Likewise.
16239 * function.c (struct temp_slot): Likewise.
16240 * cfgloop.h (struct loop): Likewise.
16243 * function.c (use_register_for_decl): When not optimizing, disregard
16244 register keyword for variables with types containing methods.
16246 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
16248 PR middle-end/39447
16249 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
16250 (is_simple_operand): Call contains_component_ref_p before calling data
16251 reference analysis that would fail on COMPONENT_REFs.
16253 * tree-vrp.c (search_for_addr_array): Fix formatting.
16255 2009-03-18 Richard Guenther <rguenther@suse.de>
16257 * tree-vect-transform.c (vect_loop_versioning): Fold the
16258 generated comparisons.
16259 * tree-vectorizer.c (set_prologue_iterations): Likewise.
16260 (slpeel_tree_peel_loop_to_edge): Likewise.
16262 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16264 PR middle-end/37805
16265 * opts.c (print_specific_help): In addition to `undocumented',
16266 accept `separate' and `joined' flags if passed alone. Describe
16267 output by the first matched one of those.
16268 (common_handle_option): Skip over empty strings.
16269 * gcc.c (display_help): Fix help string for `--help='.
16270 * doc/invoke.texi (Option Summary, Overall Options): With
16271 `--help=', classes and qualifiers can both be repeated, but
16272 only the latter can be negated. One should not pass only
16273 negated qualifiers. Fix markup and examples.
16276 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16277 PR middle-end/37805
16278 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16279 and -fhelp=separate.
16281 2009-03-17 Jing Yu <jingyu@google.com>
16283 PR middle-end/39378
16284 * function.h (struct rtl_data): Move is_thunk from here...
16285 (struct function): ...to here.
16286 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16287 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16289 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16291 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16292 (alpha_output_function_end_prologue): Likewise.
16293 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16294 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16295 (rs6000_output_function_epilogue): Likewise.
16296 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16298 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16301 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16302 from different units in a single alternative.
16303 (*truncdfsf_i387): Ditto.
16304 (*truncxfsf2_mixed): Ditto.
16305 (*truncxfdf2_mixed): Ditto.
16307 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16309 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16310 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16313 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16314 unused non-artificial variables when not optimizing.
16317 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16318 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16319 NAMESPACE_DECL in its DECL_INITIAL.
16321 PR middle-end/39443
16322 * optabs.c (set_user_assembler_libfunc): New function.
16323 * expr.h (set_user_assembler_libfunc): New prototype.
16324 * c-common.c: Include libfuncs.h.
16325 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16326 for memcmp, memset, memcpy, memmove and abort.
16327 * Makefile.in (c-common.o): Depend on libfuncs.h.
16330 * dwarf2out.c (gen_inlined_enumeration_type_die,
16331 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16332 gen_tagged_type_instantiation_die): Removed.
16333 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16336 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16339 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16341 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16342 (check-parallel-%): Ditto.
16343 (check-consistency): Ditto.
16345 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16347 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16348 local variable rhs by NULL_TREE.
16350 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16353 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16355 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16358 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16360 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16363 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16364 for ms->sysv ABI calls only in 64bit mode.
16366 * config/i386/i386.md (untyped_call): Support 32bit.
16368 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16370 * doc/extend.texi: Replace x86_65 with x86_64.
16372 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16374 PR tree-optimization/39455
16375 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16376 mismatches for POINTER_TYPE_P (type).
16377 (number_of_iterations_le): Likewise.
16379 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16381 * config/picochip/picochip.c: Removed profiling support.
16382 * config/picochip/picochip.md: Removed profiling instruction.
16383 * config/picochip/picochip.h: Removed profiling builtin.
16385 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16387 * doc/install.texi (--with-host-libstdcxx): Document.
16389 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16392 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16393 generate a warning if the function name does not begin with
16394 "__vector" and the function has either the 'signal' or 'interrupt'
16395 attribute, from here to ...
16396 (avr_declare_function_name): ...here. New function.
16397 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16398 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16400 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16403 * cse.c (fold_rtx): Don't modify original const_arg1 when
16404 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16405 separate variable instead.
16406 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16407 from out of range shift counts.
16408 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16410 2009-03-13 Catherine Moore <clm@codesourcery.com>
16412 * config/i386/x-mingw32 (host-mingw32.o): Replace
16413 diagnostic.h with $(DIAGNOSTIC_H).
16415 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16418 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16420 * config/i386/sync.md (sync_compare_and_swap<mode>,
16421 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16422 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16424 (sync_double_compare_and_swapdi_pic,
16425 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16426 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16428 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16431 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16433 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16436 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16437 (avx_addsubv4df3): Likewise.
16438 (*avx_addsubv4sf3): Likewise.
16439 (sse3_addsubv4sf3): Likewise.
16441 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16444 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16446 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16449 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16450 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16451 registers for allocnos created from user-defined variables.
16453 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16456 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16457 of non-integer mode as well.
16459 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16461 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16462 for functions for which the parameter types are unknown.
16464 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16467 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16468 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16469 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16470 * config/i386/i386.c (ix86_local_alignment): For
16471 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16472 long long variables on the stack to avoid dynamic realignment.
16473 Allow the first argument to be a decl rather than type.
16474 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16476 2009-03-11 Nick Clifton <nickc@redhat.com>
16479 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16481 Add description to mno-lsim option.
16482 * config/mcore/mcore.h: Remove comment about deprecated m4align
16484 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16485 * doc/invoke.texi: Add description of mno-lsim and
16486 mstack-increment options.
16488 * config/fr30/fr30.opt: Document the -mno-lsim option.
16489 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16490 and -mno-lsim options.
16492 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16494 * fold-const.c (fold_comparison): Only call fold_inf_compare
16495 if the mode supports infinities.
16497 2009-03-11 Jason Merrill <jason@redhat.com>
16500 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16501 end already did. Notice GIMPLE_CALL modifications of the result.
16502 Don't copy debug information from an ignored decl or a decl from
16505 2009-03-10 Richard Guenther <rguenther@suse.de>
16506 Nathan Froyd <froydnj@codesourcery.com>
16508 PR middle-end/37850
16509 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16510 (__divMODE3): Likewise.
16512 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16514 PR tree-optimization/39394
16515 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16516 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16518 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16520 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16521 inline asms for register asm ("") declarations.
16523 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16525 * fold-const.c (fold_unary): Fix comment.
16527 2009-03-07 Jan Hubicka <jh@suse.cz>
16530 * tree-inline.c (setup_one_parameter): Do replacement of const
16531 argument by constant in SSA form.
16533 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16535 PR middle-end/38028
16536 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16537 determine alignment passed to assign_stack_local.
16538 (assign_parms_unsplit_complex): Likewise.
16539 * except.c (sjlj_build_landing_pads): Likewise.
16541 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16543 PR middle-end/39360
16544 * tree-flow.h (add_referenced_var): Return bool instead of void.
16545 * tree-dfa.c (add_referenced_var): Return result of
16546 referenced_var_check_and_insert call.
16547 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16548 of referenced_var_check_and_insert.
16551 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16552 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16553 DIE, don't emit it if abstract origin already has it.
16554 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16555 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16557 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16559 * genpreds.c (needs_variable): Fix parentheses at variable name
16561 (write_tm_constrs_h): Indent generated code.
16563 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16565 * doc/extend.texi (Function Attributes): Add documentation
16566 for isr attributes.
16568 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16571 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16572 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16574 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16576 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16579 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16582 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16583 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16585 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16587 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16588 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16589 constants instead of magic numbers.
16590 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16592 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16593 (x86_64_ms_abi_int_parameter_registers): Ditto.
16594 (x86_64_int_return_registers): Ditto.
16595 (ix86_maybe_switch_abi): Ditto.
16596 (ix86_expand_call): Ditto for clobbered_registers array.
16597 (ix86_hard_regno_mode_ok): Ditto.
16598 (x86_extended_QIreg_mentioned_p): Ditto.
16600 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16602 PR tree-optimization/39349
16603 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16605 * combine.c (gen_lowpart_for_combine): Use omode when generating
16608 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16610 PR rtl-optimization/39235
16611 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16613 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16615 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16617 2009-03-04 Richard Guenther <rguenther@suse.de>
16619 PR tree-optimization/39362
16620 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16621 that occur in abnormal PHIs should be varying.
16623 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16625 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16627 (simple_iv): Take loop as an argument instead of statement.
16628 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16629 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16631 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16633 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16634 * matrix-reorg.c (analyze_transpose): Ditto.
16635 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16636 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16637 * tree-predcom.c (ref_at_iteration): Ditto.
16638 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16640 2009-03-04 Richard Guenther <rguenther@suse.de>
16642 PR tree-optimization/39358
16643 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16644 escaped_id and callused_id.
16645 (solve_graph): Likewise.
16647 2009-03-04 Richard Guenther <rguenther@suse.de>
16649 PR tree-optimization/39339
16650 * tree-sra.c (try_instantiate_multiple_fields): Make it
16651 no longer ICE on the above.
16653 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16655 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16656 that fits within Pmode.
16658 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16660 PR middle-end/10109
16661 * tm.texi (LIBCALL_VALUE): Update description.
16663 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16665 PR middle-end/34443
16666 * doc/extend.texi (section): Update description.
16668 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16670 PR middle-end/39345
16671 * tree-inline.c (remapped_type): New.
16672 (can_be_nonlocal): Call remapped_type instead of remap_type.
16674 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16677 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16678 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16680 2009-03-03 Richard Guenther <rguenther@suse.de>
16682 PR middle-end/39272
16683 * tree.c (tree_nonartificial_location): New function.
16684 * tree.h (tree_nonartificial_location): Declare.
16685 * builtins.c (expand_builtin_memory_chk): Provide location
16686 of the call location for artificial function pieces.
16687 (maybe_emit_chk_warning): Likewise.
16688 (maybe_emit_sprintf_chk_warning): Likewise.
16689 (maybe_emit_free_warning): Likewise.
16690 * expr.c (expand_expr_real_1): Likewise.
16692 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16694 PR tree-optimization/39343
16695 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16696 COMPONENT_REF t has ARRAY_TYPE.
16698 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16700 PR middle-end/39335
16701 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16702 when the type precision of the induction variable should be
16703 larger than the type precision of nit.
16704 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16705 * graphite.c (graphite_loop_normal_form): Same.
16706 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16708 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16710 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16711 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16712 numbers to describe clobbered registers.
16713 (*call_value_0_rex64_ms_sysv): Ditto.
16714 * config/i386/mmx.md (mmx_emms): Ditto.
16715 (mmx_femms): Ditto.
16717 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16719 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16722 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16724 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16725 (spu_section_type_flags): New function.
16727 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16729 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16730 reg_class_contents of FLOAT_REGS into a temporary.
16732 2009-03-02 Richard Guenther <rguenther@suse.de>
16733 Ira Rosen <irar@il.ibm.com>
16735 PR tree-optimization/39318
16736 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16737 information to the vectorized statement.
16739 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16741 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16742 variable. Use defined names instead of magic constants for REX SSE
16745 2009-03-01 Richard Guenther <rguenther@suse.de>
16747 PR tree-optimization/39331
16748 * omp-low.c (lower_send_shared_vars): Do not receive new
16749 values for the reference of DECL_BY_REFERENCE parms or results.
16751 2009-03-01 Jan Hubicka <jh@suse.cz>
16754 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16755 BLOCK_NONLOCALIZED_VAR): New macros.
16756 (tree_block): Add nonlocalized_vars.
16757 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16758 gen_decl_die): Add origin argument. Allow generation of die with
16759 origin at hand only.
16760 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16761 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16763 (gen_block_die): Fix checking for unused blocks.
16764 (process_scope_var): Break out from .... ; work with origins only.
16765 (decls_for_scope) ... here; process nonlocalized list.
16766 (dwarf2out_ignore_block): Look for nonlocalized vars.
16767 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16769 (dump_scope_block): Dump them.
16770 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16771 (remap_block): Likewise.
16772 (can_be_nonlocal): New predicate.
16773 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16775 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16777 * configure: Regenerate.
16779 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16781 * optc-gen.awk: No need to duplicate option flags twice.
16782 Reuse help texts for duplicate options which do not have any.
16784 * gcc.c (display_help): Document --version.
16786 * gcc.c (main): If print_help_list and verbose_flag, ensure
16787 driver output comes before subprocess output.
16789 * optc-gen.awk: Assign all remaining fields to help string,
16790 space-separated, for multi-line help in *.opt.
16792 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16793 -Wno-pedantic-ms-format is for MinGW targets only.
16795 * doc/options.texi (Option file format): Fix bad indentation,
16796 restoring dropped sentence.
16798 2009-02-28 Jan Hubicka <jh@suse.cz>
16800 * tree-inline.c (tree_function_versioning): Output debug info.
16802 2009-02-28 Jan Hubicka <jh@suse.cz>
16805 * tree-inline.c (setup_one_parameter): Do not copy propagate
16806 arguments when not optimizing.
16808 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16811 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16812 (avx_addsubv4df3): Likewise.
16813 (*avx_addsubv4sf3): Likewise.
16814 (sse3_addsubv4sf3): Likewise.
16815 (*avx_addsubv2df3): Likewise.
16816 (sse3_addsubv2df3): Likewise.
16817 (avx_unpckhps256): Correct item selectors.
16818 (avx_unpcklps256): Likewise.
16819 (avx_unpckhpd256): Likewise.
16820 (avx_unpcklpd256): Likewise.
16822 2009-02-28 Jan Hubicka <jh@suse.cz>
16824 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16826 (copy_arguments_for_versioning): If var is declared don't declare it.
16827 (tree_function_versioning): First setup substitutions and then copy
16830 2009-02-27 Jan Hubicka <jh@suse.cz>
16833 * cgraph.h (varpool_output_debug_info): Remove.
16834 * cgraphunit.c (varpool_output_debug_info): Remove.
16835 * dwarf2out.c (deferred_locations_struct): New struct
16836 (deferred_locations): New type.
16837 (deferred_locations_list): New static var.
16838 (deffer_location): New function.
16839 (gen_variable_die): Use it.
16840 (decls_for_scope): Output info on local static vars.
16841 (dwarf2out_finish): Process deferred locations.
16842 * varpool.c (varpool_output_debug_info): Remove.
16844 2009-02-27 Jan Hubicka <jh@suse.cz>
16847 * tree.h (TREE_PROTECTED): Fix comment.
16848 (BLOCK_HANDLER_BLOCK): Remove.
16849 (struct tree_block): Remove handler_block add body_block.
16850 (inlined_function_outer_scope_p): New.
16851 (is_body_block): Remove.
16852 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16853 * dwarf2out.c (is_inlined_entry_point): Remove.
16854 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16855 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16857 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16858 * gimplify.c (gimplify_expr): Gimplify body blocks.
16859 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16860 block with multiple subblocks.
16861 (dump_scope_block): Prettier output; dump more flags and info.
16862 (dump_scope_blocks): New.
16863 (remove_unused_locals): Use dump_scope_blocks.
16864 * tree-flow.h (dump_scope_blocks): Declare.
16865 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16866 * stmt.c (is_body_block): Remove.
16867 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16868 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16870 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16872 PR middle-end/39308
16873 * graphite.c (graphite_loop_normal_form): Do not call
16874 number_of_iterations_exit from a gcc_assert.
16876 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16878 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16879 jumps if COND is NULL.
16880 (find_cond_jump): New function.
16881 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16882 * config/s390/s390.md: Remove z10_cobra attribute value.
16884 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16886 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16887 force_const_mem returns NULL_RTX.
16889 2009-02-26 Jan Hubicka <jh@suse.cz>
16892 * cgraph.h (varpool_output_debug_info): Remove.
16893 * cgraphunit.c (varpool_output_debug_info): Remove.
16894 * dwarf2out.c (deferred_locations_struct): New struct
16895 (deferred_locations): New type.
16896 (deferred_locations_list): New static var.
16897 (deffer_location): New function.
16898 (gen_variable_die): Use it.
16899 (decls_for_scope): Output info on local static vars.
16900 (dwarf2out_finish): Process deferred locations.
16901 * varpool.c (varpool_output_debug_info): Remove.
16903 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16905 PR rtl-optimization/39241
16906 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16907 to subreg_offset_representable_p.
16909 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16911 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16912 execute function prototype. Get f and nregs from max_reg_num
16913 and get_insns. Remove the first backward pass as it's dead,
16914 guard the forward pass by flag_expensive_optimizations.
16915 (rest_of_handle_regmove): Delete.
16916 (pass_regmove): Replace it with regmove_optimize.
16918 2009-02-25 Martin Jambor <mjambor@suse.cz>
16920 PR tree-optimization/39259
16921 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16922 calls_alloca function flags.
16923 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16924 calls are detected.
16926 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16928 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
16929 flags_set_1_rtx, flags_set_1_set): Delete.
16930 (regmove_optimize): Do not call mark_flags_life_zones.
16932 2009-02-24 Julian Brown <julian@codesourcery.com>
16935 * config/arm/arm.c (require_pic_register): Only set
16936 cfun->machine->pic_reg once per function.
16938 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
16940 * doc/invoke.texi (Link Options): Document an easier way to pass
16941 options that take arguments to the GNU linker using -Xlinker and -Wl.
16943 2009-02-24 Steve Ellcey <sje@cup.hp.com>
16946 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
16948 2009-02-24 Richard Guenther <rguenther@suse.de>
16951 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
16953 2009-02-24 Richard Guenther <rguenther@suse.de>
16954 Zdenek Dvorak <ook@ucw.cz>
16956 PR tree-optimization/39233
16957 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
16958 from converting them to a generic type.
16960 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
16962 PR tree-optimization/39260
16963 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
16964 contains a condition with a real type.
16965 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
16967 2009-02-23 Jason Merrill <jason@redhat.com>
16970 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
16971 narrowing_initializer_constant_valid_p.
16972 (narrowing_initializer_constant_valid_p): Don't return
16973 null_pointer_node for adding a pointer to itself.
16975 2009-02-23 Jan Hubicka <jh@suse.cz>
16978 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
16981 2009-02-23 Jan Hubicka <jh@suse.cz>
16983 PR tree-optimization/37709
16984 * tree.c (block_ultimate_origin): Move here from dwarf2out.
16985 * tree.h (block_ultimate_origin): Declare.
16986 * dwarf2out.c (block_ultimate_origin): Move to tree.c
16987 * tree-ssa-live.c (remove_unused_scope_block_p):
16988 Eliminate blocks containig no instructions nor live variables nor
16990 (dump_scope_block): New function.
16991 (remove_unused_locals): Enable removal of dead blocks by default;
16992 enable dumping at TDF_DETAILS.
16994 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16996 * config/i386/i386.c (classify_argument): Don't allow COImode
16998 (function_arg_advance_32): Don't allow OImode.
16999 (function_arg_32): Likewise.
17000 (function_value_32): Likewise.
17001 (return_in_memory_32): Likewise.
17002 (function_arg_64): Remove OImode comment.
17004 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17007 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17008 ix86_expand_vector_set for V4DImode in 64bit mode only.
17009 (ix86_expand_vector_init_one_var): Likewise.
17011 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
17013 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
17015 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17018 * loop-iv.c: Revert last change.
17019 * emit-rtl.c: Likewise.
17021 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17024 * config/i386/i386.c (type_natural_mode): Remove an extra
17025 space in the warning message.
17026 (function_value_32): Handle 32-byte vector modes.
17027 (return_in_memory_32): Likewise.
17029 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17031 * loop-iv.c (truncate_value): New function.
17032 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17034 (lowpart_subreg): Move to...
17035 * emit-rtl.c: ...here.
17037 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
17039 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
17040 accidental and undocumented change at revision 140860.
17042 2009-02-21 Joseph Myers <joseph@codesourcery.com>
17044 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
17045 take gimple_seq * arguments.
17046 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
17047 types_compatible_p langhook.
17049 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17050 Joseph Myers <joseph@codesourcery.com>
17052 * config/arm/arm.c (arm_builtin_va_list): New function.
17053 (arm_expand_builtin_va_start): Likewise.
17054 (arm_gimplify_va_arg_expr): Likewise.
17055 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17056 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17057 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17058 (va_list_type): New variable.
17059 (arm_mangle_type): Mangle va_list_type appropriately.
17061 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17063 PR middle-end/39157
17064 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17065 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17066 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17067 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17068 parameter to 1000 for -O1 by default.
17069 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17071 * loop-invariant.c: Include params.h.
17072 (move_loop_invariants): Don't call move_single_loop_invariants on
17075 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17077 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17078 offset when calculating bounds for indexing stack_usage_map. Fixes
17079 a buffer overflow with certain target setups.
17081 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17084 * calls.c (expand_call): Clear try_tail_call if caller and callee
17085 disagree in promotion of function return value.
17087 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17090 * c-common.c (c_determine_visibility): If visibility changed and
17091 DECL_RTL has been already set, call make_decl_rtl to update symbol
17094 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17097 * varasm.c (assemble_variable): Don't check DECL_NAME when
17098 globalizing a variable.
17100 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17103 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17104 expression before any __builtin_trap call.
17105 * c-typeck.c (build_function_call): Convert and check function
17106 arguments before generating a call to a trap. Evaluate the
17107 function arguments before the trap.
17109 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
17112 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
17113 (UNSPEC_FXAM_MEM): New unspec.
17114 (fxam<mode>2_i387_with_temp): New insn and split pattern.
17115 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
17116 memory using fxam<mode>2_i387_with_temp to remove excess precision.
17118 2009-02-19 Richard Guenther <rguenther@suse.de>
17120 PR tree-optimization/39207
17121 PR tree-optimization/39074
17122 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
17123 storedanything_tree): New.
17124 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
17125 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
17126 (build_succ_graph): Add edges from STOREDANYTHING to all
17128 (init_base_vars): Initialize STOREDANYTHING.
17129 (compute_points_to_sets): Free substitution info after
17130 building the succ graph.
17131 (ipa_pta_execute): Likewise.
17133 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
17135 (do_ds_constraint): Do not add to special var or non-pointer
17137 (type_could_have_pointers): Split out from ...
17138 (could_have_pointers): ... here. For arrays use the element type.
17139 (create_variable_info_for): Initialize may_have_pointers.
17140 (new_var_info): Likewise.
17141 (handle_lhs_call): Make the HEAP variable unknown-sized.
17142 (intra_create_variable_infos): Use a type with pointers for
17143 PARM_NOALIAS, make it unknown-sized.
17145 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
17148 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
17150 2009-02-18 Jason Merrill <jason@redhat.com>
17153 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
17154 value if DECL_EXTERNAL.
17155 * tree-sra.c (sra_walk_gimple_assign): Likewise.
17156 * target.h (gcc_target::binds_local_p): Clarify "module".
17157 * tree.h (TREE_PUBLIC): Clarify "module".
17159 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
17162 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
17163 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
17165 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
17168 * c.opt (Wabi): Support C and ObjC.
17171 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
17173 * config/i386/i386.c (classify_argument): Warn once about the ABI
17174 change when passing union with long double.
17176 * doc/invoke.texi: Update -Wabi for warning psABI changes.
17178 2009-02-18 Joseph Myers <joseph@codesourcery.com>
17181 * c-parser.c (c_parser_compound_statement): Always enter and leave
17184 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17187 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
17189 2009-02-18 Jakub Jelinek <jakub@redhat.com>
17191 PR tree-optimization/36922
17192 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
17193 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
17196 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17198 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
17201 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17203 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
17205 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17207 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
17210 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
17211 Richard Sandiford <rdsandiford@googlemail.com>
17213 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
17214 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
17215 (loongson_biadd): ...this.
17217 2009-02-17 Richard Guenther <rguenther@suse.de>
17219 PR tree-optimization/39202
17220 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
17221 a var make sure to follow existing collapses.
17223 2009-02-17 Richard Guenther <rguenther@suse.de>
17225 PR middle-end/39214
17226 * langhooks.c (lhd_print_error_function): Check for NULL block.
17228 2009-02-17 Richard Guenther <rguenther@suse.de>
17230 PR tree-optimization/39204
17231 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
17234 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
17236 * config/soft-fp/double.h: Update from glibc CVS.
17238 2009-02-17 Richard Guenther <rguenther@suse.de>
17240 PR tree-optimization/39207
17241 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
17242 strict-aliasing warnings for pointers pointing to NULL.
17244 2009-02-16 Joseph Myers <joseph@codesourcery.com>
17247 * c-parser.c (c_parser_braced_init): Call pop_init_level when
17248 skipping until next close brace.
17250 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
17253 * config/i386/i386.c (ix86_expand_push): Set memory alignment
17254 to function argument boundary.
17256 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17258 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
17259 in the lea_add. Reload eventually constraints it properly.
17260 * config/picochip/constraints.md: Remove the target constraint
17261 "b", since it is not needed anymore.
17263 2009-02-16 Jakub Jelinek <jakub@redhat.com>
17265 * gthr-dce.h: Uglify function parameter and local variable names.
17266 * gthr-gnat.h: Likewise.
17267 * gthr-mipssde.h: Likewise.
17268 * gthr-nks.h: Likewise.
17269 * gthr-posix95.h: Likewise.
17270 * gthr-posix.h: Likewise.
17271 * gthr-rtems.h: Likewise.
17272 * gthr-single.h: Likewise.
17273 * gthr-solaris.h: Likewise.
17274 * gthr-tpf.h: Likewise.
17275 * gthr-vxworks.h: Likewise.
17276 * gthr-win32.h: Likewise.
17278 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17281 * config/i386/i386.md: Restrict the new peephole2 to move
17282 between MMX/SSE registers.
17284 2009-02-15 Richard Guenther <rguenther@suse.de>
17287 2009-02-13 Richard Guenther <rguenther@suse.de>
17289 * configure.ac: Enable LFS.
17290 * configure: Re-generate.
17291 * config.in: Likewise.
17293 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17295 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17296 spu_srqwbyte, spu_srqwbytebc): Define.
17297 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17298 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17299 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17300 "shrqby_<mode>"): New insn-and-split patterns.
17301 * config/spu/spu.c (expand_builtin_args): Determine and return
17302 number of operands using spu_builtin_description data.
17303 (spu_expand_builtin_1): Use it.
17305 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17308 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17311 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17314 * config/i386/i386.c (override_options): Correct warning
17315 messages for -malign-loops, -malign-jumps and -malign-functions.
17317 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17320 * config/i386/i386.md: Restrict the new peephole2 to move
17321 between the general purpose registers.
17323 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17326 * config/i386/i386.c (type_natural_mode): Add a new argument.
17327 Return the original mode and warn ABI change if vector size is 32byte.
17328 (function_arg_advance): Updated.
17329 (function_arg): Likewise.
17330 (ix86_function_value): Likewise.
17331 (ix86_return_in_memory): Likewise.
17332 (ix86_sol10_return_in_memory): Likewise.
17333 (ix86_gimplify_va_arg): Likewise.
17334 (function_arg_32): Don't warn ABX ABI change here.
17335 (function_arg_64): Likewise.
17337 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17339 * loop-iv.c (implies_p): In the final case, test that operands 0
17340 of the two comparisons match.
17342 * config/bfin/bfin.c (find_prev_insn_start): New function.
17343 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17344 (find_next_insn_start): Move.
17346 2009-02-13 Richard Guenther <rguenther@suse.de>
17348 * configure.ac: Enable LFS.
17349 * configure: Re-generate.
17350 * config.in: Likewise.
17352 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17355 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17356 sizes on syntax error after some arguments have been parsed.
17358 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17360 * doc/invoke.texi (-fira): Remove.
17362 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17364 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17365 * recog.c: Likewise.
17368 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17370 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17371 (umul_ppmm): Likewise.
17372 (count_leading_zeros): Likewise.
17373 (count_trailing_zeros): Likewise.
17374 (UMUL_TIME): Likewise.
17376 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17378 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17379 soft-fp/t-softfp to tmake_file.
17381 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17382 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17383 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17384 IA64_BUILTIN_INFQ]: New.
17385 (ia64_init_builtins): Initialize __builtin_infq,
17386 __builtin_fabsq and __builtin_copysignq if not HPUX.
17387 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17388 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17390 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17392 (__fixtfti): Likewise.
17393 (__fixunstfti): Likewise.
17394 (__floattitf): Likewise.
17396 * config/ia64/libgcc-glibc.ver: New.
17397 * config/ia64/t-fprules-softfp: Likewise.
17398 * config/ia64/sfp-machine.h: Likewise.
17400 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17401 (LIBGCC2_TF_CEXT): Likewise.
17402 (TF_SIZE): Likewise.
17403 (TARGET_INIT_LIBFUNCS): Likewise.
17405 * config/ia64/t-glibc (SHLINB_MAPFILES):
17406 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17408 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17410 * config/i386/i386.c (construct_container): Rewrite processing
17411 BLKmode with X86_64_SSE_CLASS.
17413 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17416 * config/i386/i386.md: Replace simplify_replace_rtx with
17417 replace_rtx in the new peephole2.
17419 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17421 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17422 loop unrolling do not happen at -O2.
17424 2009-02-12 Michael Matz <matz@suse.de>
17426 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17428 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17430 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17433 2009-02-12 Ben Elliston <bje@au.ibm.com>
17435 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17436 patterns when updating the back chain. Missed in the 2009-02-10
17439 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17441 * doc/extend.texi (Decimal Floating Types): Update identifier of
17442 draft TR and list of missing support.
17444 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17446 PR middle-end/39154
17447 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17448 bit to variable length decl's flags, add it also to its
17449 pointer replacement variable.
17451 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17452 Jakub Jelinek <jakub@redhat.com>
17455 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17456 (memory_blockage): New expander.
17457 (*memory_blockage): New insn pattern.
17458 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17459 instead of general blockage at the end of function prologue when
17460 frame pointer is used to access red zone area. Do not emit blockage
17461 when profiling, it is emitted in generic code.
17462 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17463 function epilogue when frame pointer is used to access red zone area.
17465 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17468 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17469 by arithmetic with memory operands.
17470 * config/i386/predicates.md (commutative_operator): New.
17472 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17474 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17477 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17479 * alias.h (record_alias_subset): Declare.
17480 * alias.c (record_alias_subset): Make global.
17482 2009-02-10 Nick Clifton <nickc@redhat.com>
17484 * tree-parloops.c: Change license to GPLv3.
17485 * ipa-struct-reorg.c: Change license to GPLv3.
17486 * ipa-struct-reorg.h: Change license to GPLv3.
17488 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17491 * c-decl.c (start_struct): Return NULL on error.
17493 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17495 PR middle-end/39124
17496 * cfgloopmanip.c (remove_path): Call remove_bbs after
17497 cancel_loop_tree, not before it.
17500 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17501 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17502 VAR_DECLs were seen.
17503 * tree-ssa-live.c (remove_unused_locals): Recompute
17504 cfun->has_local_explicit_reg_vars.
17505 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17506 copies or clearings if cfun->has_local_explicit_reg_vars.
17508 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17511 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17512 of function prologue when frame pointer is used to access
17515 2009-02-10 Richard Guenther <rguenther@suse.de>
17517 PR middle-end/39127
17518 * gimplify.c (gimple_regimplify_operands): Always look if
17519 we need to create a temporary.
17521 2009-02-10 Richard Guenther <rguenther@suse.de>
17523 PR tree-optimization/39132
17524 * tree-loop-distribution.c (todo): New global var.
17525 (generate_memset_zero): Trigger TODO_rebuild_alias.
17526 (tree_loop_distribution): Return todo.
17528 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17531 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17532 (x86_64_reg_class_name): Removed.
17533 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17534 first one isn't X86_64_SSE_CLASS or any other ones aren't
17535 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17536 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17537 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17538 and 3 X86_64_SSEUP_CLASS.
17539 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17540 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17542 2009-02-10 Ben Elliston <bje@au.ibm.com>
17544 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17545 form instruction to update the stack back chain word, even if the
17546 user has disabled the generation of update instructions.
17547 (movdi_<mode>_update_stack): New.
17548 (movsi_update_stack): Likewise.
17549 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17550 always use an update form instruction to update the stack back
17553 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17555 PR middle-end/38953
17556 * graphite.c (if_region_set_false_region): After moving a region in
17557 the false branch of a condition, remove the empty dummy basic block.
17558 (gloog): Remove wrong fix for PR38953.
17560 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17562 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17563 generation due to implicit sign extension.
17565 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17567 PR middle-end/38981
17568 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17569 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17571 2009-02-09 Richard Guenther <rguenther@suse.de>
17573 PR middle-end/35202
17574 * convert.c (convert_to_real): Disable (float)fn((double)x)
17575 to fnf(x) conversion if errno differences may occur and
17576 -fmath-errno is set.
17578 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17580 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17581 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17582 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17584 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17587 * c-common.c (handle_alias_attribute): Disallow attribute for
17588 anything not a FUNCTION_DECL or VAR_DECL.
17590 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17593 * real.c (do_compare): Special-case compare of zero against
17594 decimal float value.
17596 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17599 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17600 as indicating flexible array members unless the field itself is
17601 being declarared as the incomplete array.
17603 2009-02-06 Jan Hubicka <jh@suse.cz>
17605 PR tree-optimization/38844
17606 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17607 is already inlined.
17609 2009-02-06 Richard Guenther <rguenther@suse.de>
17611 PR middle-end/38977
17612 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17613 fork because we may expand it as __gcov_fork.
17615 2009-02-06 Nick Clifton <nickc@redhat.com>
17617 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17619 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17621 PR tree-optimization/35659
17622 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17623 vn_phi_eq): Shortcut if hashcode does not match.
17624 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17626 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17627 and avoid iterative_hash_expr.
17628 (FOR_EACH_VALUE_ID_IN_SET): New.
17629 (value_id_compare): Remove.
17630 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17631 sort expressions by value id.
17633 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17636 * config/sh/predicates.md (general_movsrc_operand): Don't check
17637 the subreg of system registers here.
17639 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17642 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17643 on the copied decl.
17645 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17647 PR rtl-optimization/39110
17648 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17649 addresses, not aligned ones.
17651 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17652 Richard Guenther <rguenther@suse.de>
17654 PR tree-optimization/39100
17655 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17656 comment says and add edges.
17658 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17661 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17662 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17664 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17666 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17667 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17668 register_bb_in_sese, new_sese, free_sese): Moved.
17669 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17670 outermost_loop_in_scop, build_scop_iteration_domain,
17671 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17672 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17673 Use loop_in_sese_p instead of loop_in_scop_p.
17674 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17675 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17676 (scopdet_basic_block_info): Fix bug in scop detection.
17677 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17678 eq_loop_to_cloog_loop): Remove.
17679 (nb_loops_around_loop_in_scop, nb_loop
17680 ref_nb_loops): Moved here...
17681 * graphite.h (ref_nb_loops): ... from here.
17682 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17683 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17684 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17685 * testsuite/gcc.dg/graphite/scop-19.c: New
17687 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17688 Hans-Peter Nilsson <hp@axis.com>
17690 PR rtl-optimization/37889
17691 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17692 Move offset handling from PLUS to before the switch. Use new
17693 arguments when considering SYMBOL_REFs too.
17694 (rtx_addr_can_trap_p): Pass dummy offset and size.
17695 (enum may_trap_p_flags): Remove.
17696 (may_trap_p_1): Pass size from MEM_SIZE.
17698 PR rtl-optimization/38921
17699 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17700 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17701 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17702 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17704 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17706 AVX Programming Reference (January, 2009)
17707 * config/i386/sse.md (*vpclmulqdq): New.
17709 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17711 PR tree-optimization/38977
17712 PR gcov-profile/38292
17713 * calls.c (special_function_p): Disregard __builtin_ prefix.
17715 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17717 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17718 non-indexable addresses even before reload.
17720 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17723 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17724 as having variable size. Do not give an error for unnamed
17725 parameters with [*] declarators. Give a warning for type names
17726 with [*] declarators and mark them as variable size.
17727 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17728 for sizeof applied to [*] type names.
17730 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17733 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17735 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17737 * gcc.c (process_command): Update copyright notice dates.
17738 * gcov.c (print_version): Likewise.
17739 * gcov-dump.c (print_version): Likewise.
17740 * mips-tfile.c (main): Likewise.
17741 * mips-tdump.c (main): Likewise.
17743 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17746 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17747 for composite type involving a zero-length array type.
17749 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17752 * function.c (match_asm_constraints_1): Skip over
17753 initial optional % in the constraint.
17755 PR inline-asm/39059
17756 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17757 supported, don't accept FIXED_CSTs.
17758 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17759 and _Sat is used without _Fract/_Accum. Set specs->type to
17760 integer_type_node for cts_fract/cts_accum if fixed point is not
17763 2009-02-02 Catherine Moore <clm@codesourcery.com>
17765 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17767 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17769 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17770 (ABI_HAS_64BIT_SYMBOLS): Use it.
17771 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17773 2009-02-02 Paul Brook <paul@codesourcery.com>
17775 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17777 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17779 PR inline-asm/39058
17780 * recog.h (asm_operand_ok): Add constraints argument.
17781 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17782 recurse on matching constraint.
17783 (check_asm_operands): Pass constraints as 3rd argument to
17784 asm_operand_ok. Don't look up matching constraint here.
17785 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17788 2009-02-02 Ben Elliston <bje@au.ibm.com>
17790 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17791 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17793 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17795 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17796 information. Remove some obsolete information. Reorganize.
17798 * config/pa/fptr.c: Revert license to GPL 2.
17799 * config/pa/milli64.S: Likewise.
17801 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17804 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17805 LIBRARY name in, instead of hard-coding it.
17806 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17807 extra target make frag to tmake_files according to EH model.
17808 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17809 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17810 frags that define makefile variable EH_MODEL appropriately.
17811 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17812 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17813 to "-sjlj" according to type of EH configured.
17814 (LIBGCC_SONAME): Concatenate it to shared library base name.
17815 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17816 to "_sjlj" according to type of EH configured.
17817 (LIBGCC_SONAME): Concatenate it to shared library base name.
17818 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17819 (SHLIB_LINK): Add missing semicolon to if-else construct.
17820 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17821 string value of "pe_dll" command-line option.
17822 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17823 (SHLIB_SONAME): Use it when overriding t-cygming default.
17824 (SHLIB_IMPLIB): Override t-cygming default.
17825 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17826 string value of "pe_dll" command-line option.
17828 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17831 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17832 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17834 2009-01-31 Richard Guenther <rguenther@suse.de>
17836 PR tree-optimization/38937
17837 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17838 computing the transitive closure.
17840 2009-01-30 Richard Guenther <rguenther@suse.de>
17842 PR tree-optimization/39041
17843 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17844 Propagate variable indices only if the types match for this stmt.
17846 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17849 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17850 inline but never defined.
17852 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17854 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17855 (*insv_h_di_reg_extimm): New insn.
17856 (*insv_l<mode>_reg_extimm): New insn.
17858 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17860 * config/picochip/picochip.c (flag_conserve_stack): set
17861 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17862 fconserve-stack. Reduce call-overhead used by inliner.
17864 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17867 * common.opt (flag_conserve_stack): Initialised to zero.
17869 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17872 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17873 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17876 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17878 * ira-color.c (allocno_reload_assign): Update comments.
17879 * regmove.c (regmove_optimize): Likewise.
17883 2009-01-29 Robert Millan <rmh@aybabtu.com>
17885 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17886 * config/i386/kopensolaris-gnu.h: New file. Undefine
17887 `MD_UNWIND_SUPPORT'.
17888 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17890 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17892 PR tree-optimization/39007
17893 * tree-loop-distribution.c (generate_builtin): Use
17894 recompute_dominator to compute the immediate dominator of the
17895 basic block just after the loop.
17897 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17899 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17900 (ASM_OUTPUT_DWARF_PCREL): Define.
17902 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17904 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17905 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17906 global. Modify entries about regmove and IRA.
17908 * ra-conflict.c: Remove the file.
17910 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17912 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17913 (pass_regclass_init): Rename to pass_reginfo_init.
17915 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17917 * toplev.h (flag_ira): Remove.
17919 * caller-save.c (setup_save_areas): Remove flag_ira.
17921 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17923 * global.c: Remove the file.
17925 * opts.c (decode_options): Remove flag_ira.
17927 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
17929 * regmove.c: Modify file description.
17930 (find_use_as_address, try_auto_increment): Define them only if
17931 AUTO_INC_DEC is defined.
17932 (replacement_quality, replace_in_call_usage, fixup_match_1,
17933 stable_and_no_regs_but_for_p): Remove.
17934 (reg_set_in_bb): Make it static.
17935 (regmove_optimize): Remove flag_ira and code which worked for
17938 * local-alloc.c: Remove the file.
17940 * common.opt (fira): Remove.
17942 * ira.c: Include except.h.
17943 (eliminable_regset): Move from global.c.
17944 (mark_elimination): Ditto. Remove flag_ira.
17945 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
17946 equiv_mem_modified, validate_equiv_mem_from_store,
17947 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
17948 contains_replace_regs, memref_referenced_p, memref_used_between_p,
17949 no_equiv, recorded_label_ref): Move from local-alloc.c.
17950 (update_equiv_regs): Ditto. Make it static.
17951 (print_insn_chain, print_insn_chains): Move it from global.c.
17952 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
17953 (build_insn_chain): Ditto. Make it static.
17954 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
17955 Rename to init_live_subregs.
17956 (gate_ira): Remove flag_ira.
17958 * regclass.c: Rename reginfo.c. Change file description.
17959 (FORBIDDEN_INC_DEC_CLASSES): Remove.
17960 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
17961 (init_reg_sets_1): Remove code for evaluation of
17962 reg_class_superclasses and losing_caller_save_reg_set.
17963 (init_regs): Remove init_reg_autoinc.
17964 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
17965 ok_for_base_p_nonstrict): Remove.
17966 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
17967 (pass_regclass_init): Rename to pass_reginfo_init. Modify
17968 corresponding entries.
17969 (dump_regclass, record_operand_costs, scan_one_insn,
17970 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
17971 record_address_regs, auto_inc_dec_reg_p): Remove.
17972 (gt-regclass.h): Rename to gt-reginfo.h.
17974 * rtl.h (dump_global_regs, retry_global_alloc,
17975 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
17977 * Makefile.in (RA_H): Remove.
17978 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
17979 Rename regclass.o to reginfo.o.
17980 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
17982 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
17983 (GTFILES): Rename regclass.c to reginfo.c.
17985 * passes.c (init_optimization_passes): Remove pass_local_alloc and
17986 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
17988 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17989 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
17991 (finish_spills): Ditto. Remove code for !flag_ira.
17993 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
17995 PR middle-end/35854
17996 * doc/invoke.texi (rtl debug options): Complete rewrite.
17997 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
17999 * mode-switching.c (pass_mode_switching): Rename pass from
18000 "mode-sw" to "mode_sw".
18001 * except.c (pass_convert_to_eh_ranges): Rename pass from
18002 "eh-ranges" to "eh_ranges".
18003 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
18007 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
18008 Alexander Monakov <amonakov@ispras.ru>
18010 PR middle-end/38857
18011 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
18013 (move_exprs_to_boundary): Change return type and pass through
18014 should_move from move_op. Relax assert. Update usage ...
18015 (schedule_expr_on_boundary): ... here. Use should_move instead of
18017 (move_op_orig_expr_found): Indicate that insn was disconnected from
18019 (code_motion_process_successors): Do not call after_merge_succs
18020 callback if original expression was not found when traversing any of
18022 (code_motion_path_driver): Change return type. Update prototype.
18023 (move_op): Update comment. Add a new parameter (should_move). Update
18024 prototype. Set *should_move based on indication provided by
18025 move_op_orig_expr_found.
18027 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
18029 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18030 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18031 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18032 * config/rs6000/rs6000.c (rs6000_override_options): Default
18033 avoid-indexed-addresses on for Power6, off for everything else.
18034 (avoiding_indexed_address_p): New function.
18035 (rs6000_legitimize_address): Use it.
18036 (rs6000_legitimate_address): Likewise.
18037 * config/rs6000/rs6000.md (movXX_updateX): Likewise
18039 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
18041 PR tree-optimization/38997
18042 * tree-loop-distribution.c (generate_memset_zero): Use
18043 POINTER_PLUS_EXPR for a pointer addition.
18045 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
18047 * config/s390/s390.md (bswap<mode>2): New pattern added.
18049 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18051 * config/s390/s390.md (*tls_load_31): Added type attribute.
18053 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18055 * config/s390/s390.md: Fix a few comments.
18057 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18059 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18060 (*tm<mode>_full): Fixed z10prop attribute.
18061 (*tst<mode>_extimm): Fixed z10prop attribute.
18062 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18063 (*tstqiCCT_cconly): Fixed z10prop attribute.
18064 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18065 (*movsi_larl): Fixed z10prop attribute.
18066 (*movsi_zarch): Fixed z10prop attribute.
18067 (*movsi_eas): Fixed z10prop attribute.
18068 (*movhi): Fixed z10prop attribute.
18069 (*movqi): Fixed z10prop attribute.
18070 (*movstrictqi): Fixed z10prop attribute.
18071 (*mov<mode>): Fixed z10prop attribute.
18072 (*movcc): Fixed z10prop attribute.
18073 (*sethighpartdi_64): Fixed z10prop attribute.
18074 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18075 (*negdi2_sign_cc): Fixed z10prop attribute.
18076 (*negdi2_sign): Fixed z10prop attribute.
18077 (*absdi2_sign_cc): Fixed z10prop attribute.
18078 (*absdi2_sign): Fixed z10prop attribute.
18079 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18080 (*negabsdi2_sign): Fixed z10prop attribute.
18081 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18082 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18083 (doloop_si64): Fixed z10prop attribute.
18084 (doloop_si31): Fixed z10prop attribute.
18085 (doloop_long): Fixed z10prop attribute.
18086 (indirect_jump): Fixed z10prop attribute.
18087 (nop): Fixed z10prop attribute.
18088 (main_base_64): Fixed z10prop attribute.
18089 (reload_base_64): Fixed z10prop attribute.
18091 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18093 PR rtl-optimization/38740
18094 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18096 * config/mips/mips.c (mips_reorg): Likewise.
18098 2009-01-28 Richard Guenther <rguenther@suse.de>
18100 PR tree-optimization/38926
18101 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18102 with the correct value id to a value.
18103 (do_regular_insertion): Use the value number of edoubleprime
18104 for the value number of the expr.
18107 2008-08-21 Richard Guenther <rguenther@suse.de>
18109 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
18110 a PHI ask VN if it is already available.
18111 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
18112 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
18114 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18116 PR middle-end/38934
18117 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
18118 set to varying whenever max has TREE_OVERFLOW set, similarly
18119 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
18121 2009-01-28 Richard Guenther <rguenther@suse.de>
18123 PR middle-end/38908
18124 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
18125 uninitialized aggregate uses in call arguments.
18127 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
18129 PR tree-optimization/38984
18130 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
18131 the nothing_id variable if -fno-delete-null-pointer-checks.
18133 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
18136 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
18137 (set_got_offset_rex64): Ditto.
18139 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
18142 * doc/extend.texi: Improve local variable with asm reg.
18144 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
18146 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
18147 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
18148 was not supplied then set warn_packed_bitfield_compat to the
18149 default value of 1.
18150 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
18153 2009-01-27 Richard Guenther <rguenther@suse.de>
18155 PR tree-optimization/38503
18156 * cfgexpand.c (expand_gimple_basic_block): Ignore
18157 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
18158 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
18159 variables that cannot have TBAA applied.
18160 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
18163 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
18165 PR middle-end/38969
18166 * calls.c (initialize_argument_information): Do not wrap complex
18167 arguments in SAVE_EXPR.
18169 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
18171 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
18172 (INSTALL_LIBGCC): Revert typo commit.
18174 2009-01-26 Richard Guenther <rguenther@suse.de>
18176 PR tree-optimization/38745
18177 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
18178 from special handling.
18180 2009-01-26 Richard Guenther <rguenther@suse.de>
18182 PR tree-optimization/38745
18183 * tree-ssa.c (execute_update_addresses_taken): Do not include
18184 variables that cannot possibly be a register in not_reg_needs.
18185 Do not clear TREE_ADDRESSABLE on vars that may not become
18187 * tree-ssa.c (update_alias_info_1): Include those in the set
18188 of addressable vars.
18190 2009-01-26 Richard Guenther <rguenther@suse.de>
18192 PR middle-end/38851
18193 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
18194 * tree-ssa-dse.c: Include langhooks.h
18195 (execute_simple_dse): Remove stores with zero size.
18197 2009-01-24 Jakub Jelinek <jakub@redhat.com>
18200 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
18203 2009-01-24 Julian Brown <julian@codesourcery.com>
18205 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
18206 config/arm/linux-atomic.c.
18207 * config/arm/linux-atomic.c: New.
18209 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
18211 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
18212 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
18213 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
18215 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
18218 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
18221 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
18223 PR tree-optimization/38953
18224 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
18225 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
18226 (gloog): Split the exit of the scop when the scop exit is a loop exit.
18227 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
18230 2009-01-24 Paul Brook <paul@codesourcery.com>
18232 * config/arm/neon.md (neon_type): Move to arm.md.
18233 (neon_mov<VSTRUCT>): Add neon_type attribute.
18234 * config/arm/arm.md (neon_type): Move to here.
18235 (conds): Add "unconditioal" and use as default for NEON insns.
18237 2009-01-24 Ben Elliston <bje@au.ibm.com>
18239 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
18240 void *' warning from -Wc++-compat.
18241 * Makefile.in (dominance.o-warn): Remove.
18243 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
18245 PR tree-optimization/38932
18246 * fold-const.c (fold_unary_ignore_overflow): New.
18247 * tree.h (fold_unary_ignore_overflow): Declare.
18248 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
18249 * tree-ssa-sccvn.c (visit_reference_op_load,
18250 simplify_unary_expression): Likewise.
18252 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
18254 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
18255 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
18256 regardless of their type.
18257 * c-common.c (handle_packed_attribute): Don't ignore packed on
18259 * c.opt (Wpacked-bitfield-compat): New warning option.
18260 * stor-layout.c (place_field): Warn if offset of a field changed.
18261 * doc/extend.texi (packed): Mention the ABI change.
18262 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
18263 (Warning Options): Add it to the list.
18265 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
18267 * c-opts.c (c_common_post_options): Fix a typo in comments.
18269 2009-01-22 Steve Ellcey <sje@cup.hp.com>
18271 PR middle-end/38615
18272 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18273 variables to static.
18274 * doc/invoke.texi (-fmerge-all-constants): Update description.
18276 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18279 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18280 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18282 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18284 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18286 (LOCAL_ALIGNMENT): Similarly.
18288 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18289 Joseph Myers <joseph@codesourcery.com>
18291 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18292 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18293 * config/arm/arm-tune.md: Regenerate.
18294 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18297 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18299 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18300 version number to five.
18302 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18305 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18306 * c-common.c (set_underlying_type): Likewise.
18307 (is_typedef_decl ): Likewise
18309 (set_underlying_type): Likewise.
18310 (is_typedef_type): Likewise.
18312 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18314 PR middle-end/38587
18315 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18318 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18321 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18322 (LIBGCC_SPEC): Don't define.
18323 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18325 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18327 PR rtl-optimization/38879
18328 * alias.c (base_alias_check): Unaligned access via AND address can
18329 alias all surrounding object types except those with sizes equal
18330 or wider than the size of unaligned access.
18332 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18335 * c-decl.c (clone_underlying_type): Move this ...
18336 * c-common.c (set_underlying_type): ... here.
18337 Also, make sure the function properly sets TYPE_STUB_DECL() on
18338 the newly created typedef variant type.
18339 (is_typedef_decl ): New entry point.
18340 * tree.h: Added a new member member_types_needing_access_check to
18341 struct tree_decl_non_common.
18342 (set_underlying_type): New entry point.
18343 (is_typedef_type): Likewise.
18345 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18347 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18348 Check whether two instructions have memory references that
18349 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18350 are helper functions for traversing.
18351 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18352 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18353 not to draw dependency edge for instructions with non-conflicting
18356 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18359 * longlong.h: Update copyright years. Use soft-fp license notice.
18360 Sync __clz_tab declaration with glibc.
18362 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18365 * doc/extend.texi (syscall_linkage): New.
18366 (version_id): Modify.
18368 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18369 Richard Guenther <rguenther@suse.de>
18371 PR tree-optimization/38747
18372 PR tree-optimization/38748
18373 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18374 conversion if the base address is an indirect reference and the
18375 aliasing sets could cause issues.
18377 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18379 * common.opt (fgraphite, fgraphite-identity): Add comment for
18380 explaining why these options are not documented.
18382 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18384 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18385 gimple_call_lhs is NULL.
18387 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18390 * emit-rtl.c (adjust_address_1): Make sure memref is never
18393 2009-01-20 Ben Elliston <bje@au.ibm.com>
18395 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18396 const qualifier from arg parameter. Remove unnecessary cast to char *.
18397 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18398 const qualifier from arg 2.
18400 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18402 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18404 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18407 * rtl.h (reinit_regs): New prototype.
18408 * regclass.c: Include ira.h.
18409 (reinit_regs): New.
18410 * Makefile.in (regclass.o): Add ira.h.
18411 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18413 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18416 * c-common.c (handle_aligned_attribute): Use
18417 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18418 default alignment value.
18420 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18422 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18423 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18425 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18426 __BIGGEST_ALIGNMENT__.
18428 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18430 2009-01-18 Richard Guenther <rguenther@suse.de>
18432 PR tree-optimization/38819
18433 * tree-flow.h (operation_could_trap_helper_p): Declare.
18434 * tree-eh.c (operation_could_trap_helper_p): Export.
18435 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18436 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18437 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18438 are about to insert a possibly trapping instruction and fail
18441 2009-01-18 Andreas Schwab <schwab@suse.de>
18443 * doc/install.texi (Configuration): Remove obsolete paragraph
18444 about use of --with-gnu-ld with --with-gnu-as.
18446 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18448 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18449 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18450 Follow spelling conventions.
18452 2009-01-18 Ben Elliston <bje@au.ibm.com>
18454 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18455 C++ warning about implicit conversion from void * to struct
18457 (bitmap_obstack_free): Likewise for bitmap_element *.
18458 * Makefile.in (bitmap.o-warn): Remove.
18460 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18462 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18464 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18465 Tobias Grosser <tobi.grosser@amd.com>
18467 * graphite.c (graphite_trans_scop_block): Do not block single
18470 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18472 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18473 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18474 test with assertion.
18476 2009-01-16 Richard Guenther <rguenther@suse.de>
18478 PR tree-optimization/38835
18479 PR middle-end/36227
18480 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18481 and INT + PTR -> (INT)(PTR p+ INT) folding.
18482 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18484 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18487 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18488 the subreg from a lowpart subreg if it is also casting the value.
18490 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18491 Tobias Grosser <tobi.grosser@amd.com>
18493 * graphite.c (compare_prefix_loops): New.
18494 (build_scop_canonical_schedules): Rewritten.
18495 (graphite_transform_loops): Move build_scop_canonical_schedules
18496 after build_scop_iteration_domain.
18498 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18499 Tobias Grosser <tobi.grosser@amd.com>
18501 * graphite.c (add_conditions_to_domain): Add the loops to
18502 the dimension of the iteration domain. Do copy the domain
18503 only when it exists.
18504 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18505 (add_conditions_to_constraints): New.
18506 (can_generate_code_stmt, can_generate_code): Removed.
18507 (gloog): Do not call can_generate_code.
18508 (graphite_transform_loops): Call add_conditions_to_constraints
18509 after building the iteration domain.
18511 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18513 PR tree-optimization/38789
18514 * tree-ssa-threadedge.c
18515 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18516 __builtin_constant_p.
18518 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18520 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18521 examined before deleting them.
18523 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18525 * function.c (aggregate_value_p): Correctly extract the function
18526 type from CALL_EXPR_FN lookup.
18528 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18530 * config/picochip/picochip.c (picochip_override_options): Revert
18531 CFI asm flag disable commited previously.
18533 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18534 Tobias Grosser <tobi.grosser@amd.com>
18535 Jan Sjodin <jan.sjodin@amd.com>
18537 * graphite.c (scan_tree_for_params): On substractions negate
18538 all the coefficients of the term.
18539 (clast_to_gcc_expression_red): New. Handle reduction expressions
18540 of more than two operands.
18541 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18542 (get_vdef_before_scop): Handle also the case of default definitions.
18544 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18546 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18547 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18548 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18550 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18551 Joey Ye <joey.ye@intel.com>
18553 PR middle-end/37843
18554 * cfgexpand.c (expand_stack_alignment): Don't update stack
18555 boundary nor check incoming stack boundary here.
18556 (gimple_expand_cfg): Update stack boundary and check incoming
18557 stack boundary here.
18559 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18561 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18563 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18565 PR rtl-optimization/38245
18566 * calls.c (expand_call): Add stack arguments to
18567 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18568 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18569 in regs and partially in memory or BLKmode arguments.
18570 (emit_library_call_value_1): Add stack arguments to
18571 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18572 ACCUMULATE_OUTGOING_ARGS).
18573 * dce.c: Include tm_p.h.
18574 (find_call_stack_args): New function.
18575 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18577 (mark_insn): Call find_call_stack_args for CALL_Ps.
18578 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18579 forwards. Allocate and free arg_stores bitmap if needed, pass it
18580 down to deletable_insn_p, don't mark stores set in arg_stores
18581 bitmap, clear the bitmap at the beginning of each bb.
18582 * Makefile.in (dce.o): Depend on $(TM_P_H).
18584 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18587 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18588 to make sure the insn is a conditional test (bug 22599). Reformat a
18591 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18593 PR middle-end/38431
18594 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18595 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18596 (gloog): Do not call cleanup_tree_cfg.
18597 (graphite_transform_loops): Call cleanup_tree_cfg after all
18598 scops have been code generated.
18600 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18601 * doc/gty.texi (Invoking the garbage collector): Added new node
18602 and section documenting ggc_collect.
18604 2009-01-14 Richard Guenther <rguenther@suse.de>
18606 PR tree-optimization/38826
18607 PR middle-end/38477
18608 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18609 initialization notes only if we actually emitted a warning.
18610 (intra_create_variable_infos): Add constraints for a result decl
18611 that is passed by hidden reference.
18612 (build_pred_graph): Mark all related variables non-direct on
18615 2009-01-14 Nick Clifton <nickc@redhat.com>
18617 * ira-conflicts.c: Include addresses.h for the definition of
18619 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18620 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18622 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18625 * Makefile.in (ira-lives.o): Add except.h.
18627 * ira-lives.c: Include except.h.
18628 (process_bb_node_lives): Process can_throw_internal.
18630 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18632 PR rtl-optimization/38774
18633 * combine.c (simplify_set): When undoing cc_use change, don't do
18634 PUT_CODE on the newly created comparison, but instead put back the
18637 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18639 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18640 values. Remove duplicate arm8 entry.
18642 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18644 PR tree-optimization/38786
18645 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18646 the SSA_NAME case of expand_scalar_variables_expr.
18647 Set the type of an expression to the type of its assign statement.
18648 (expand_scalar_variables_expr): Also gather the scalar computation
18649 used to index the memory access. Do not pass loop_p.
18650 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18651 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18652 the gimple_stmt_iterator where it inserts new code.
18653 Do not pass loop_p.
18654 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18655 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18657 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18659 * graphite.h (debug_value): Removed.
18660 * graphite.c (debug_value): Removed.
18662 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18664 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18665 ldrd/strd with two 32-bit instructions.
18667 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18669 * config/arm/arm.c (struct processors): Pass for speed down into
18670 cost helper functions.
18671 (const_ok_for_op): Handle COMPARE and inequality nodes.
18672 (arm_rtx_costs_1): Rewrite.
18673 (arm_size_rtx_costs): Update prototype.
18674 (arm_rtx_costs): Pass speed down to helper functions.
18675 (arm_slowmul_rtx_costs): Rework cost calculations.
18676 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18677 (arm_9e_rtx_costs): Likewise.
18679 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18681 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18682 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18683 (alpha_legitimize_address): Do not split local symbols wider than
18684 UNITS_PER_WORD into HIGH/LO_SUM parts.
18686 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18689 * gcc.c (process_command): Replace call to execvp with calls
18690 to pex_one and exit.
18692 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18695 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18696 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18697 variant for devices with 3-byte PC.
18698 (__tablejump_elpm__): New.
18700 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18703 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18704 offsetof member-designator, handle it as `[0].'.
18706 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18708 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18709 function when not using named sections on targets with named sections
18710 if branch distance is less than 262132.
18712 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18714 * combine.c (combine_instructions): Recompute
18715 optimize_this_for_speed_p for each BB in the main combine loop.
18717 2009-01-12 Tomas Bily <tbily@suse.cz>
18720 * tree-loop-distribution.c (prop_phis): New function.
18721 (generate_builtin): Call prop_phis.
18722 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18724 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18726 PR tree-optimization/38807
18727 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18728 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18730 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18732 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18733 subreg of op0 to the original op0.
18735 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18737 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18739 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18742 * mips-tfile.c (parse_def): Fix parsing of def strings
18743 starting with digits.
18745 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18748 * config/arm/arm.c (arm_is_long_call_p): Don't call
18749 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18751 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18753 * regrename.c (regrename_optimize): Fix dumping.
18754 (find_oldest_value_reg): Preserve REG_POINTER.
18755 (copy_hardreg_forward_1): Likewise.
18757 2009-01-09 Diego Novillo <dnovillo@google.com>
18759 * gimple.h (struct gimple_statement_base) <uid>: Document
18760 the restrictions on its use.
18761 (gimple_uid): Tidy.
18762 (gimple_set_uid): Tidy.
18764 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18766 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18767 zero guard even if align_bytes != 0 and count is smaller than
18770 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18772 PR rtl-optimization/38495
18773 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18774 (add_range_and_copies_from_move_list): Print all added ranges.
18775 Add ranges to memory optimized destination.
18777 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18781 * config/i386/i386.c (override_options): Reject
18782 -mstringop-strategy=rep_8byte with -m32.
18783 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18784 to 1. Do count comparison against epilogue_size_needed at compile
18785 time even when count_exp was constant forced into register. For
18786 size_needed don't jump to epilogue, instead just avoid aligning
18787 and invoke the body algorithm. If need_zero_guard, add zero guard
18788 even if count is non-zero, but smaller than size_needed + number of
18789 bytes that could be stored for alignment.
18790 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18791 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18792 but smaller than size_needed + number of bytes that could be stored
18793 for alignment. Compare size_needed with epilogue_size_needed instead
18794 of desired_align - align, don't adjust size_needed, pass
18795 epilogue_size_needed to the epilogue expanders.
18798 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18800 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18802 * pa.c (last_address): Change to unsigned.
18803 (update_total_code_bytes): Change argument to unsigned. Don't
18804 check if insn addresses are set.
18805 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18806 addresses are not set.
18807 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18809 2009-01-09 Nick Clifton <nickc@redhat.com>
18811 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18812 DECL_DECLARED_INLINE_P.
18814 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18816 PR middle-end/38347
18817 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18818 GET_MODE (op0) in operand_subword_force calls.
18820 PR middle-end/38771
18821 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18822 fold_convert arg0 operands to TREE_TYPE (op0) first.
18824 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18826 * params.def (ira-max-conflict-table-size): Decrease default value
18829 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18831 PR tree-optimization/37031
18832 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18834 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18835 allocate it using gc instead of heap, use VEC_quick_push instead of
18837 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18838 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18839 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18840 allocated vector from heap allocated.
18841 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18842 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18843 vector only after perfect_loop_nest_depth call.
18845 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18846 Jan Sjodin <jan.sjodin@amd.com>
18848 PR tree-optimization/38559
18849 * graphite.c (debug_value, copy_constraint,
18850 swap_constraint_variables, scale_constraint_variable, ): New.
18851 (get_lower_bound, get_upper_bound): Removed.
18852 (graphite_trans_bb_strip_mine): Clean up this code that works
18853 only for constant number of iterations. Fully copy upper and
18854 lower bound constraints, not only the constant part of them.
18855 * graphite.h (debug_value): Declared.
18857 2009-01-08 Ira Rosen <irar@il.ibm.com>
18859 PR tree-optimization/37194
18860 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18861 Don't add the cost of cost model guard in prologue to scalar
18862 outside cost in case of known number of iterations.
18864 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18865 Alan Modra <amodra@bigpond.net.au>
18867 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18868 non-word-aligned REG+CONST addressing.
18870 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18873 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18874 free_after_compilation when outputting a thunk.
18875 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18876 Do not call free_after_compilation here.
18878 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18880 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18881 (ix86_valid_target_attribute_inner_p): Ditto.
18883 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18885 PR tree-optimization/38492
18886 PR tree-optimization/38498
18887 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18888 * tree-chrec.h (scev_is_linear_expression): Declared.
18889 * graphite.c (graphite_cannot_represent_loop_niter): New.
18890 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18891 (graphite_loop_normal_form): Use gcc_assert.
18892 (scan_tree_for_params): Use CASE_CONVERT.
18893 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18894 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18895 Use gcc_assert. Discard scops that contain unhandled cases.
18896 (build_scop_conditions): Return a boolean status for unhandled cases.
18897 (strip_mine_profitable_p): Print the loop number, not its depth.
18898 (is_interchange_valid): Pass the depth of the loop nest, don't
18899 recompute it wrongly.
18900 (graphite_trans_bb_block): Same.
18901 (graphite_trans_bb_block): Print tentative of loop blocking.
18902 (graphite_trans_scop_block): Do not print that the loop has been
18904 (graphite_transform_loops): Do not handle scops that contain condition
18907 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18909 AVX Programming Reference (December, 2008)
18910 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18911 (_mm256_stream_pd): Likewise.
18912 (_mm256_stream_ps): Likewise.
18914 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18915 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18916 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18917 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18918 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18919 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18920 (ix86_expand_special_args_builtin): Likewise.
18922 * config/i386/sse.md (AVXMODEDI): New.
18923 (avx_movnt<mode>): Likewise.
18924 (avx_movnt<mode>): Likewise.
18925 (<sse>_movnt<mode>): Remove AVX support.
18926 (sse2_movntv2di): Likewise.
18928 2009-01-07 Richard Guenther <rguenther@suse.de>
18930 PR middle-end/38751
18931 * fold-const.c (extract_muldiv): Remove obsolete comment.
18932 (fold_plusminus_mult_expr): Undo MINUS_EXPR
18933 to PLUS_EXPR canonicalization for the canonicalization.
18935 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
18937 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
18938 hosted cross-compilers generating less efficient code.
18940 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18942 * function.h (rtl_data): Add a dbr_scheduled_p field.
18943 * reorg.c (dbr_schedule): Set it.
18944 (gate_handle_delay_slots): Check it.
18945 * config/mips/mips.c (mips_base_delayed_branch): Delete.
18946 (mips_reorg): Check flag_delayed_branch instead of
18947 mips_base_delayed_branch.
18948 (mips_override_options): Don't set mips_base_delayed_branch
18949 or flag_delayed_branch.
18951 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18953 PR rtl-optimization/38426.
18954 * ira.c (ira): Set current_function_is_leaf earlier.
18956 2009-01-06 Jakub Jelinek <jakub@redhat.com>
18958 PR rtl-optimization/38722
18959 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
18960 too early, only set a flag and modify after last possible
18963 2009-01-06 Janis Johnson <janis187@us.ibm.com>
18966 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
18967 * real.c (decimal_single_format): Correct values of emin and emax.
18968 (decimal_double_format): Ditto.
18969 (decimal_quad_format): Ditto.
18970 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
18971 computation of DECnn_MIN and DECnn_MAX for corrected values of
18972 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
18973 __DECnn_MIN__, and adjust its computation for the corrected value
18976 2009-01-06 Jan Hubicka <jh@suse.cz>
18979 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
18981 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
18983 * doc/contrib.texi (Contributors): Slightly adjust the end note.
18984 Add Robert Clark to the list of testers.
18986 2009-01-06 Jan Hubicka <jh@suse.cz>
18987 Kai Tietz <kai.tietz@onevision.com>
18989 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
18990 * config/i386/i386.c (ix86_expand_call): Add clobbers.
18992 2009-01-06 Jan Hubicka <jh@suse.cz>
18993 Kai Tietz <kai.tietz@onevision.com>
18995 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
18997 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
18998 (ix86_nsaved_regs): Count only general purpose regs.
18999 (ix86_nsaved_sseregs): New.
19000 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
19001 to 16 for w64; compute padding and size of sse reg save area.
19002 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
19003 general purpose regs.
19004 (ix86_emit_save_sse_regs_using_mov): New.
19005 (ix86_expand_prologue): Save SSE regs if needed.
19006 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
19007 (ix86_emit_restore_sse_regs_using_mov): New.
19008 (ix86_expand_epilogue): Save SSE regs if needed.
19010 2009-01-06 Jan Hubicka <jh@suse.cz>
19011 Kai Tietz <kai.tietz@onevision.com>
19013 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
19014 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
19015 functions when accumulate outgoing args is off.
19017 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19020 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
19021 before using pseudos_have_intersected_live_ranges_p.
19023 * ira-int.h (ira_assert): Always define.
19025 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19027 AVX Programming Reference (December, 2008)
19028 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
19029 (_mm256_permute2_pd): Likewise.
19030 (_mm_permute2_ps): Likewise.
19031 (_mm256_permute2_ps): Likewise.
19032 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19033 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19035 * config/i386/i386.c (ix86_builtins): Remove
19036 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19037 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19038 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
19039 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
19040 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
19041 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
19042 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
19043 __builtin_ia32_vpermil2ps256.
19044 (ix86_init_mmx_sse_builtins): Updated.
19045 (ix86_expand_args_builtin): Likewise.
19047 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19049 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19050 long absolute calls when generating PA 2.0 code.
19052 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19054 PR rtl-optimization/38583
19055 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19057 * params.def (ira-max-conflict-table-size): New.
19059 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19061 * ira.h (ira_conflicts_p): New external definition.
19063 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19064 table. Report this. Return result of building.
19065 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19066 building conflict table.
19068 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19069 (ira_color): Use ira_conflicts_p.
19071 * global.c: Include ira.h.
19072 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19075 * Makefile.in (global.o): Add ira.h.
19077 * ira-build.c (mark_all_loops_for_removal,
19078 propagate_some_info_from_allocno): New.
19079 (remove_unnecessary_allocnos): Call
19080 propagate_some_info_from_allocno.
19081 (remove_low_level_allocnos): New.
19082 (remove_unnecessary_regions): Add parameter. Call
19083 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19084 parameter to remove_unnecessary_regions.
19085 (ira_build): Remove all regions but root if the conflict table was
19086 not built. Update conflict hard regs for allocnos crossing calls.
19088 * ira.c (ira_conflicts_p): New global.
19089 (ira): Define and use ira_conflicts_p.
19091 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19092 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19093 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19095 2009-01-06 Ben Elliston <bje@au.ibm.com>
19097 * gengtype-lex.l (YY_NO_INPUT): Define.
19099 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19102 * c-common.c (handle_vector_size_attribute): Also reject
19103 BOOLEAN_TYPE types.
19105 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
19107 PR tree-optimization/38492
19108 * graphite.c (rename_map_elt, debug_rename_elt,
19109 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
19110 rename_map_elt_info, eq_rename_map_elts,
19111 get_new_name_from_old_name, bb_in_sese_p): Moved around.
19112 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
19113 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
19114 (sese_build_livein_liveouts): New.
19115 (new_sese, free_sese): New.
19116 (new_scop): Call new_sese.
19117 (free_scop): Call free_sese.
19118 (rename_variables_from_edge, rename_phis_end_scop): Removed.
19119 (register_old_new_names): Renamed register_old_and_new_names.
19120 (register_scop_liveout_renames, add_loop_exit_phis,
19121 insert_loop_close_phis, struct igp,
19122 default_liveout_before_guard, add_guard_exit_phis,
19123 insert_guard_phis, copy_renames): New.
19124 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
19125 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
19126 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
19127 (scop_adjust_phis_for_liveouts): New.
19128 (gloog): Call scop_adjust_phis_for_liveouts.
19130 * graphite.h (struct sese): Documented. Added fields liveout,
19131 num_ver and livein.
19132 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
19133 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
19134 (struct scop): Added field liveout_renames.
19135 (SCOP_LIVEOUT_RENAMES): New.
19137 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19139 PR tree-optimization/38510
19140 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
19141 (translate_clast): Call recompute_all_dominators before
19143 (gloog): Call recompute_all_dominators before graphite_verify.
19145 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19146 Jan Sjodin <jan.sjodin@amd.com>
19148 PR tree-optimization/38500
19149 * graphite.c (create_sese_edges): Call fix_loop_structure after
19152 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19154 * config.gcc: Add m32r*-*-rtems*.
19155 * config/m32r/rtems.h: New file.
19157 2009-01-05 Ben Elliston <bje@au.ibm.com>
19159 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
19160 (.po.pox): Likewise.
19161 (po/gcc.pot): Likewise.
19163 2009-01-04 David S. Miller <davem@davemloft.net>
19165 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
19166 (STARTING_FRAME_OFFSET): Always set to zero.
19168 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19170 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
19171 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
19172 fixed-point types, and vectors of the same.
19174 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19176 * config/mips/sync.md (*mb_barrier): Rename to...
19177 (*memory_barrier): ...this.
19179 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
19181 * doc/extend.texi (Function Attributes): Move @cindex after @item
19182 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
19183 and put in alphabetical order. Fix 'target' name and put in order.
19184 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
19187 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
19189 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
19190 (memory_barrier): Expand as unspec instead of unspec_volatile.
19191 Remove mem:BLK from insn operands. Use Pmode scratch register.
19192 (*memory_barrier): Define as unspec instead of unspec_volatile.
19193 Use (match_dup 0) as input operand.
19195 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
19196 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
19197 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
19198 scratch register. Remove operand 1.
19199 (*stbar): Define as unspec instead of unspec_volatile.
19200 Use (match_dup 0) as input operand, remove (const_int 8).
19201 (*membar): Define as unspec instead of unspec_volatile.
19202 Use (match_dup 0) as input operand, remove input operand 2.
19204 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
19205 (memory_barrier): Expand as unspec instead of unspec_volatile.
19206 Remove mem:BLK from insn operands. Use Pmode scratch register.
19207 (*memory_barrier): Define as unspec instead of unspec_volatile.
19208 Use (match_dup 0) as input operand.
19210 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
19211 Remove mem:BLK from insn operands. Use Pmode scratch register.
19212 Set volatile flag on operand 0.
19213 (*memory_barrier): New insn pattern.
19215 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
19217 (*memory_barrier): Use (match_dup 0) as input operand.
19219 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
19220 Remove mem:BLK from insn operands. Use Pmode scratch register.
19221 Set volatile flag on operand 0.
19222 (*mb_internal): New insn pattern.
19224 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
19226 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19228 PR middle-end/38586
19229 * function.c (struct temp_slot): Move to the section of the file
19230 that deals with temp slots. Remove field 'address'.
19231 (temp_slot_address_table): New hash table of address -> temp slot.
19232 (struct temp_slot_address_entry): New struct, items for the table.
19233 (temp_slot_address_compute_hash, temp_slot_address_hash,
19234 temp_slot_address_eq, insert_temp_slot_address): Support functions
19236 (find_temp_slot_from_address): Rewrite to use the new hash table.
19237 (remove_unused_temp_slot_addresses): Remove addresses of temp
19238 slots that have been made available.
19239 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
19240 worker function for remove_unused_temp_slot_addresses.
19241 (assign_stack_temp_for_type): Don't clear the temp slot address list.
19242 Add the temp slot address to the address -> temp slot map.
19243 (update_temp_slot_address): Update via insert_temp_slot_address.
19244 (free_temp_slots): Call remove_unused_temp_slot_addresses.
19245 (pop_temp_slots): Likewise.
19246 (init_temp_slots): Allocate the address -> temp slot map, or empty
19247 the map if it is already allocated.
19248 (prepare_function_start): Initialize temp slot processing.
19250 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19252 PR middle-end/38584
19253 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
19254 Calculate the size of all stack vars assuming no packing of stack
19255 vars will happen, replacing a quadratic algorithm with a linear one.
19257 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19260 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
19263 2009-01-03 Diego Novillo <dnovillo@google.com>
19265 * doc/contrib.texi: Update contributions.
19267 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19270 * builtins.c (fold_builtin_memory_op): Give up if either operand
19271 is volatile. Set srctype or desttype to non-qualified version
19275 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19276 and FUNCTION_DECLs.
19278 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19280 PR rtl-optimization/35805
19281 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19282 problem if fast dce is able to remove any instructions.
19283 * dce.c (dce_process_block): Fix dump message.
19285 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19288 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19290 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19292 PR middle-end/38690
19293 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19294 * tree-pretty-print.c (op_code_prio): New function.
19295 (op_prio): No longer static. Use op_code_prio.
19296 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19297 Use op_prio and op_code_prio to determine if () should be
19298 printed around operand(s) or not.
19300 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19301 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19302 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19303 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19304 pp_character instead of pp_string for single letter printing.
19306 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19308 * doc/extend.texi: Fix '#pragma GCC option' typo.
19310 2009-01-02 Richard Guenther <rguenther@suse.de>
19312 * doc/install.texi (--enable-checking): Mention different
19313 default for stage1.
19314 (--enable-stage1-checking): Document.
19316 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19318 PR middle-end/30142
19319 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19320 case to be an error.
19322 2009-01-02 Ben Elliston <bje@au.ibm.com>
19324 * config/fp-bit.h (pack_d): Constify argument.
19325 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19326 (isnan): Constify argument.
19328 (iszero): Likewise.
19329 (pack_d): Likewise.
19330 (_fpadd_parts): Constify return type.
19331 (_fpmul_parts): Likewise.
19332 (_fpdiv_parts): Likewise.
19334 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19337 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19338 warn about overwriting initializer with side-effects or
19339 -Woverride-init if !IMPLICIT.
19340 (output_init_element): Likewise. Pass IMPLICIT down to
19342 (process_init_element): Add IMPLICIT argument. Pass it down
19343 to output_init_element.
19344 (push_init_element, pop_init_level, set_designator): Adjust
19345 process_init_element callers.
19346 (set_nonincremental_init, set_nonincremental_init_from_string):
19347 Adjust add_pending_init callers.
19348 (output_pending_init_elements): Adjust output_init_element callers.
19349 * c-tree.h (process_init_element): Adjust prototype.
19350 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19351 process_init_element callers.
19354 Copyright (C) 2009 Free Software Foundation, Inc.
19356 Copying and distribution of this file, with or without modification,
19357 are permitted in any medium without royalty provided the copyright
19358 notice and this notice are preserved.