1 2009-07-26 Ira Rosen <irar@il.ibm.com>
3 PR tree-optimization/40801
4 * tree-vect-stmts.c (vectorizable_call): Get previous copy
5 of vector operand from the previous copy of vector statement.
6 Pass the correct definition type value to
7 vect_get_vec_def_for_stmt_copy().
9 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
12 const char ** conversion.
14 2009-07-25 David Daney <ddaney@caviumnetworks.com>
16 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
17 fancy_abort() if !ENABLE_ASSERT_CHECKING.
18 (gcc_unreachable): Invoke __builtin_unreachable() if
19 !ENABLE_ASSERT_CHECKING.
21 2009-07-25 David Daney <ddaney@caviumnetworks.com>
23 PR rtl-optimization/40445
24 * emit-rtl.c (next_nonnote_insn_bb): New function.
25 * rtl.h (next_nonnote_insn_bb): Declare new function.
26 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
27 with no successors that is the successor of the ENTRY_BLOCK.
28 Continue from the top after removing an empty fallthrough block.
29 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
32 2009-07-25 David Daney <ddaney@caviumnetworks.com>
34 * cfgcleanup.c (old_insns_match_p): Handle the case of empty
37 2009-07-25 Martin Jambor <mjambor@suse.cz>
39 * c-common.c (c_common_attribute_table): New element for noclone.
40 (handle_noclone_attribute): New function. Forward-declare.
41 * tree-inline.c (tree_versionable_function_p): Check for noclone
43 * doc/extend.texi (Labels as Values): Document need for noclone.
44 (Function Attributes): Document noclone attribute.
46 2009-07-25 Jakub Jelinek <jakub@redhat.com>
48 PR rtl-optimization/34999
49 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
50 and dw_fde_switched_cold_to_hot fields.
51 (output_cfi_p): New function.
52 (output_call_frame_info): If fde->dw_fde_switched_sections,
53 output 2 FDEs instead of one with corrupted header.
54 (dwarf2out_do_cfi_startproc): New function.
55 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
56 and fde->dw_fde_switched_cold_to_hot.
57 (dwarf2out_switch_text_section): Compute
58 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
59 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
60 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
61 Otherwise, compute fde->dw_fde_switch_cfi.
63 2009-07-24 Cary Coutant <ccoutant@google.com>
65 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
67 2009-07-24 Cary Coutant <ccoutant@google.com>
69 * cfghooks.c (split_block): Copy discriminator to new block.
70 * tree-cfg.c (assign_discriminator): Check location of last
71 instruction in block as well as first.
73 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
75 * config/i386/linux.c: Use fputs or putc instead of fprintf
77 * config/i386/gas.h: Ditto.
78 * config/i386/x86-64.h: Ditto.
79 * config/i386/att.h: Ditto.
81 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
83 * expmed.c (emit_store_flag): Use a recursive call to optimize the
86 2009-07-24 Martin Jambor <mjambor@suse.cz>
88 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
89 (ipa_push_func_to_list_1): Declare.
90 (ipa_push_func_to_list): New function.
92 * ipa-prop.c (ipa_push_func_to_list_1): New function.
93 (ipa_init_func_list): Call ipa_push_func_to_list_1.
94 (ipa_push_func_to_list): Removed.
95 (ipa_pop_func_from_list): Clear node_enqueued flag.
97 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
99 * config/s390/s390.c (override_options): Default
100 max-unrolled-insns to 100 for z10 tuning.
102 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
104 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
105 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
106 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
107 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
108 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
109 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
110 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
112 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
114 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
115 use default set in mingw32.h header.
116 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
117 64-bit /mingw/include path.
118 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
121 2009-07-23 Neil Vachharajani <nvachhar@google.com>
123 PR rtl-optimization/40209
124 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
126 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
128 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
129 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
130 with the rest of string where appropriate. Use fputs or putc
131 instead of fprintf where appropriate.
133 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
134 Pat Haugen <pthaugen@us.ibm.com>
135 Revital Eres <ERES@il.ibm.com>
137 * config/rs6000/vector.md: New file. Move most of the vector
138 expander support here from altivec.md to allow for the VSX vector
139 unit in the future. Add support for secondary_reload patterns.
140 Rewrite the patterns for vector comparison, and vector comparison
141 predicate instructions so that the RTL expresses the desired
142 behavior, instead of using unspec.
144 * config/rs6000/constraints.md ("f" constraint): Use
145 rs6000_constraints to hold the precalculated register class.
146 ("d" constraint): Ditto.
147 ("wd" constraint): New constraint for VSX.
148 ("wf" constraint): Ditto.
149 ("ws" constraint): Ditto.
150 ("wa" constraint): Ditto.
151 ("wZ" constraint): Ditto.
152 ("j" constraint): Ditto.
154 * config/rs6000/predicates.md (vsx_register_operand): New
156 (vfloat_operand): New predicate for vector.md.
157 (vint_operand): Ditto.
158 (vlogical_operand): Ditto.
159 (easy_fp_constant): If VSX, 0.0 is an easy constant.
160 (easy_vector_constant): Add VSX support.
161 (altivec_indexed_or_indirect_operand): New predicate for
162 recognizing Altivec style memory references with AND -16.
164 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
165 for vector secondary reload support.
166 (rs6000_vector_reg_class): Delete, replacing it with
168 (rs6000_vsx_reg_class): Ditto.
169 (rs6000_constraints): New array to hold the register classes of
170 each of the register constraints that can vary at runtime.
171 (builtin_mode_to_type): New static array for builtin function type
173 (builtin_hash_table): New static hash table for builtin function
175 (TARGET_SECONDARY_RELOAD): Define target hook.
176 (TARGET_IRA_COVER_CLASSES): Ditto.
177 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
178 registers are 128 bits if VSX memory reference instructions are used.
179 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
181 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
182 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
183 Print several of the scheduling related parameters.
184 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
185 rs6000_constraints instead of rs6000_vector_reg_class. Move
186 -mdebug=reg code to rs6000_debug_reg_global. Add support for
187 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
188 Altivec. Add VSX support. Setup for secondary reload support on
189 Altivec/VSX registers.
190 (rs6000_override_options): Make power7 set the scheduling groups
191 like the power5. Add support for new debug switches to override
192 the scheduling defaults. Temporarily disable -mcpu=power7 from
193 setting -mvsx. Add support for debug switches -malways-hint,
194 -msched-groups, and -malign-branch-targets.
195 (rs6000_buitlin_conversion): Add support for returning unsigned
196 vector conversion functions to fix regressions due to stricter
198 (rs6000_builtin_mul_widen_even): Ditto.
199 (rs6000_builtin_mul_widen_odd): Ditto.
200 (rs6000_builtin_vec_perm): Ditto.
201 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
202 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
204 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
206 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
207 VSX types for bit operations. Changes to accomidate vector.md.
210 (struct builtin_description_predicates): Rewrite predicate
211 handling so that RTL describes the operation, instead of passing
212 the instruction to be used as a string argument.
213 (bdesc_altivec_preds): Ditto.
214 (altivec_expand_predicate_builtin): Ditto.
215 (altivec_expand_builtin): Ditto.
216 (rs6000_expand_ternop_builtin): Use a switch instead of an if
217 statement for vsldoi support.
218 (altivec_expand_ld_builtin): Change to use new names from vector.md.
219 (altivec_expand_st_builtin): Ditto.
220 (paired_expand_builtin): Whitespace changes.
221 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
222 builtin_mode_to_type table for secondary reload. Call
223 builtin_function_type to build random builtin functions.
224 (altivec_init_builtins): Change to use builtin_function_type to
225 create builtin function types dynamically as we need them.
226 (builtin_hash_function): New support for hashing the tree types
227 for builtin function as we need it, rather than trying to build
228 all of the trees that we need. Add initial preliminary VSX support.
229 (builtin_function_type): Ditto.
230 (builtin_function_eq): Ditto.
231 (builtin_hash_struct): Ditto.
232 (rs6000_init_builtins): Ditto.
233 (rs6000_common_init_builtins): Ditto.
234 (altivec_init_builtins): Ditto.
235 (rs6000_common_init_builtins): Ditto.
236 (enum reload_reg_type): New enum for simplifing reg classes.
237 (rs6000_reload_register_type): Simplify register classes into GPR,
238 Vector, and other registers. Altivec and VSX addresses in reload.
239 (rs6000_secondary_reload_inner): Ditto.
240 (rs6000_ira_cover_classes): New target hook, that returns the
241 appropriate cover classes, based on -mvsx being used or not.
242 (rs6000_secondary_reload_class): Add VSX support.
243 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
244 (get_vsel_insn): Ditto.
245 (rs6000_emit_vector_compare): Rewrite vector conditional support
246 so that where we can, we use RTL operators, instead of blindly use
248 (rs6000_emit_vector_select): Ditto.
249 (rs6000_emit_vector_cond_expr): Ditto.
250 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
251 (create_TOC_reference): Add -mdebug=addr support.
252 (emit_frame_save): VSX loads/stores need register indexed addressing.
254 * config/rs6000/rs6000.md: Include vector.md.
256 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
258 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
259 support for V2DI, V2DF in logical, permute, select operations.
261 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
262 switch for vsx/power7.
263 (-mvsx-scalar-memory): Ditto.
264 (-mvsx-align-128): Ditto.
265 (-mallow-movmisalign): Ditto.
266 (-mallow-df-permute): Ditto.
267 (-msched-groups): Ditto.
268 (-malways-hint): Ditto.
269 (-malign-branch-targets): Ditto.
271 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
273 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
274 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
275 (rs6000_vector_reg_class): Delete.
276 (rs6000_vsx_reg_class): Ditto.
277 (enum rs6000_reg_class_enum): New enum for the constraints that
278 vary based on target switches.
279 (rs6000_constraints): New array to hold the register class for all
280 of the register constraints that vary based on the switches used.
281 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
282 (enum rs6000_builtins): Add unsigned varients for the builtin
283 declarations returned by target hooks for expanding multiplies,
284 select, and permute operations. Add VSX builtins.
285 (enum rs6000_builtin_type_index): Add entries for VSX.
286 (V2DI_type_node): Ditto.
287 (V2DF_type_node): Ditto.
288 (unsigned_V2DI_type_node): Ditto.
289 (bool_long_type_node): Ditto.
290 (intDI_type_internal_node): Ditto.
291 (uintDI_type_internal_node): Ditto.
292 (double_type_internal_node): Ditto.
294 * config/rs6000/altivec.md (whole file): Move all expanders to
295 vector.md from altivec.md. Rename insn matching functions to be
297 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
298 (altivec_vcmp*): Ditto.
299 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
300 (VM): New iterator for moves that includes the VSX types.
301 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
302 (altivec_vperm_<mode>_uns): New, for unsigned types.
303 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
304 (altivec_eq<mode>): Ditto.
305 (altivec_gt<mode>): Ditto.
306 (altivec_gtu<mode>): Ditto.
307 (altivec_eqv4sf): Ditto.
308 (altivec_gev4sf): Ditto.
309 (altivec_gtv4sf): Ditto.
310 (altivec_vcmpbfp_p): Ditto.
312 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
314 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
317 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
320 * config/i386/i386.c (output_387_ffreep): Rewrite to use
321 ASM_SHORT instead of .word.
322 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
323 instead of .word in asm template.
325 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
328 * ira-lives.c (bb_has_abnormal_call_pred): New function.
329 (process_bb_node_lives): Use it.
331 * ira.c (setup_cover_and_important_classes): Don't setup
332 ira_important_class_nums. Add cover classes to the end of
334 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
336 (find_reg_class_closure): Use reorder_important_classes.
338 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
340 * config/i386/i386.c (i386_ira_cover_classes): New function.
341 (TARGET_IRA_COVER_CLASSES): Redefine.
343 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
344 importance of order of cover classes in the array.
346 2009-07-22 Diego Novillo <dnovillo@google.com>
348 * tree-pass.h (TDF_EH): Define.
349 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
350 contains TDF_EH, print the EH region number holding GS.
351 * tree-dump.c (dump_options): Add "eh".
352 * doc/invoke.texi: Document it.
354 2009-07-22 Doug Kwan <dougkwan@google.com>
356 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
358 2009-07-22 Michael Matz <matz@suse.de>
360 PR tree-optimization/35229
361 PR tree-optimization/39300
363 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
364 (inhibit_phi_insertion): New function.
365 (insert_into_preds_of_block): Call it for REFERENCEs.
366 (init_pre): Initialize and finalize scalar evolutions.
367 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
369 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
371 * config/i386/predicates.md (zero_extended_scalar_load_operand):
372 Use CONST_VECTOR_NUNITS to determine number of elements.
374 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
376 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
377 (U, W): Constraints are now deprecated and will be removed if we
379 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
381 ("prefetch"): Add the stcmh instruction for prefetching.
382 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
384 (s390_short_displacement): Return always true if compiling for
385 machines not providing the long displacement facility.
386 (s390_mem_constraint): Support the new constraint letter Z.
387 (s390_check_qrst_address): New function.
389 2009-07-21 DJ Delorie <dj@redhat.com>
391 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
394 2009-07-21 Jason Merrill <jason@redhat.com>
396 * c-common.c (max_tinst_depth): Increase default to 1024.
398 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
400 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
401 (vec_unpacku_float_lo_v4si): Ditto.
403 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
406 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
407 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
408 (builtin_description): Add __builtin_ia32_cvtudq2ps.
409 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
411 2009-07-21 Jakub Jelinek <jakub@redhat.com>
413 PR tree-optimization/40813
414 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
417 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
419 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
420 with a NOP_EXPR if needed.
422 2009-07-21 Paul Brook <paul@codesourcery.com>
424 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
425 Terminate debug dump with newline.
427 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
429 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
430 Cast "1" to unsigned HOST_WIDE_INT.
431 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
432 deposit length to the maximum length - lsb. Extend length if
433 HOST_BITS_PER_WIDE_INT is 32.
435 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
437 * cgraph.h (constant_pool_htab): New function.
438 (constant_descriptor_tree): Move from varasm.c.
439 * varasm.c (constant_pool_htab): New function.
440 (constant_descriptor_tree): Move to cgraph.h.
442 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
444 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
446 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
448 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
451 2009-07-20 Xinliang David Li <davidxl@google.com>
453 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
455 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
457 * config/mips/mips.md (move_type): Add arith.
458 (type): Handle arith.
459 (zero_extendsidi2): Rename this into ...
460 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
461 (zero_extendsidi2): New expander.
462 (*zero_extendsidi2_dext): New pattern.
464 2009-07-20 Nick Clifton <nickc@redhat.com>
466 * config.gcc (mips64-*-*): Add definition of tm_defines in order
467 to set MIPS_ABI_DEFAULT.
468 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
470 2009-07-20 Jakub Jelinek <jakub@redhat.com>
472 * tree-object-size.c (addr_object_size): Handle unions with
473 array in it as last field of structs in __bos (, 1) as __bos (, 0).
475 PR tree-optimization/40792
476 * tree.c (build_function_type_skip_args): Remove bogus assert.
478 2009-07-20 Jan Hubicka <jh@suse.cz>
479 Martin Jambor <mjambor@suse.cz>
481 * cgraph.h (combined_args_to_skip): New field.
482 * cgraph.c (cgraph_create_virtual_clone): Properly handle
483 combined_args_to_skip and args_to_skip.
484 * tree-inline.c (update_clone_info): New function.
485 (tree_function_versioning): Call update_clone_info.
486 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
488 (cgraph_materialize_all_clones): More extensive dumping, working
489 with combined_args_to_skip rather than args_to_skip.
491 2009-07-20 Ira Rosen <irar@il.ibm.com>
493 * tree-vectorizer.h (vectorizable_condition): Add parameters.
494 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
495 (get_initial_def_for_reduction): Likewise.
496 (vectorizable_reduction): Skip the check of first operand in case
497 of COND_EXPR. Add check that it is outer loop vectorization if
498 nested cycle was detected. Call vectorizable_condition() for
499 COND_EXPR. If reduction epilogue cannot be created do not fail for
500 nested cycles (if it is not double reduction). Assert that there
501 is only one type in the loop in case of COND_EXPR. Call
502 vectorizable_condition() to vectorize COND_EXPR.
503 * tree-vect-stmts.c (vectorizable_condition): Update comment.
504 Add parameters. Allow nested cycles if called from
505 vectorizable_reduction(). Use reduction vector variable if provided.
506 (vect_analyze_stmt): Call vectorizable_reduction() before
507 vectorizable_condition().
508 (vect_transform_stmt): Update call to vectorizable_condition().
510 2009-07-20 Christian Bruel <christian.bruel@st.com>
512 * config/sh/sh.opt (-mfmovd): Resurrect and document.
513 * doc/invoke.texi (-mfmovd): Likewise.
514 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
516 2009-07-20 Jan Hubicka <jh@suse.cz>
518 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
519 when handling SSA name.
521 2009-07-19 Jan Hubicka <jh@suse.cz>
523 PR tree-optimization/40676
524 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
525 virtual PHIs in empty BBs.
527 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
529 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
530 re-expanded the compound use gen_lowpart instead to convert to the
533 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
535 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
536 OUTER_CONST arguments.
537 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
538 the new wider mode will be masked off.
539 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
541 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
543 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
544 high-order bits are zero.
546 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
548 * combine.c (simplify_shift_const_1): Split code to determine
550 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
551 new bits shifted in are identical to the old sign bit.
553 2009-07-18 Richard Guenther <rguenther@suse.de>
556 * gimplify.c (gimplify_call_expr): Reject code using results from
557 functions returning void.
559 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
561 * doc/md.texi: Document the new PowerPC "es" constraint.
562 Document that "m" can include automodified addresses on this target,
563 and explain how %U must be used. Extend the "Q" and "Z" documentation
564 to suggest "es" as well as "m".
565 * config/rs6000/constraints.md (es): New memory constraint.
566 (Q, Z): Update strings to match new documentation.
568 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
570 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
571 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
572 * config/rs6000/predicates.md (volatile_mem_operand): Use
573 offsettable_nonstrict_memref_p.
574 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
575 (*floatunssidf2_internal): Likewise.
576 (*fix_truncdfsi2_internal): Likewise.
577 (*fix_trunctfsi2_internal): Likewise.
579 2009-07-17 Anatoly Sokolov <aesok@post.ru>
581 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
583 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
585 2009-07-17 Richard Guenther <rguenther@suse.de>
588 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
589 (pass_warn_unused_result): Likewise.
590 (TODO_set_props): Remove.
591 * omp-low.c (diagnose_omp_structured_block_errors): Change to
593 (pass_diagnose_omp_blocks): Define.
594 * c-decl.c (pop_file_scope): Do not finalize the CU here.
595 (c_gimple_diagnostics_recursively): Remove.
596 (finish_function): Do not call it.
597 (c_write_global_declarations): Continue after errors.
598 Finalize the CU here.
599 * c-gimplify.c (c_genericize): Do not gimplify here.
600 * c-common.c (c_warn_unused_result): Move ...
601 * tree-cfg.c (do_warn_unused_result): ... here.
602 (run_warn_unused_result): New function.
603 (gate_warn_unused_result): New function.
604 (pass_warn_unused_result): New pass.
605 * c-common.h (c_warn_unused_result): Remove.
606 * flags.h (flag_warn_unused_result): Declare.
607 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
608 * opts.c (flag_warn_unused_result): Initialize to false.
609 * toplev.c (compile_file): Add comment.
610 * omp-low.c (create_omp_child_function): Do not register
611 the function with the frontend.
612 (diagnose_omp_structured_block_errors): Prepare to be
613 called as optimization pass.
614 (gate_diagnose_omp_blocks): New function.
615 (pass_diagnose_omp_blocks): New pass.
616 * cgraph.h (cgraph_optimize): Remove.
617 (cgraph_analyze_function): Likewise.
618 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
619 * cgraphunit.c (cgraph_lower_function): Lower nested functions
620 before their parents here.
621 (cgraph_finalize_function): Not here.
622 (cgraph_analyze_function): Gimplify functions here.
623 (cgraph_finalize_compilation_unit): Continue after errors.
624 Optimize the callgraph from here.
625 (cgraph_optimize): Make static.
626 * langhooks.c (write_global_declarations): Finalize the CU.
627 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
628 (gimplify_function_tree): Assert we gimplify only once.
629 Set PROP_gimple_any property.
630 * tree-nested.c (gimplify_all_functions): New function.
631 (lower_nested_functions): Gimplify all nested functions.
632 * gimple.h (diagnose_omp_structured_block_errors): Remove.
633 * passes.c (init_optimization_passes): Add pass_warn_unused_result
634 and pass_diagnose_omp_blocks after gimplification. Do not
635 set TODO_set_props on all_lowering_passes.
636 (execute_one_pass): Do not handle TODO_set_props.
637 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
638 (gimplify.o): Add tree-pass.h dependency.
639 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
640 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
641 (unsave_r): Likewise.
642 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
645 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
647 * doc/service.texi (Service): Restore previously removed link,
648 which isn't broken after all.
650 2009-07-17 Richard Guenther <rguenther@suse.de>
652 PR tree-optimization/40321
653 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
654 PHI nodes to the maximal set.
655 (make_values_for_phi): Add PHI arguments to the maximal set.
656 (execute_pre): Dump PHI_GEN and the maximal set.
658 2009-07-17 Jakub Jelinek <jakub@redhat.com>
661 * gimplify.c (gimplify_conversion): Don't change non-conversions into
664 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
666 * doc/extend.texi (Nested Functions): Replace broken link with
668 * doc/service.texi (Service): Remove broken link.
670 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
673 * builtins.c (expand_builtin_memcmp): Use loc instead of
675 (expand_builtin_strncmp): Likewise.
677 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
678 Manuel López-Ibáñez <manu@gcc.gnu.org>
681 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
682 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
683 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
684 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
685 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
686 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
687 tree-inline.c, c-common.c, c-common.h, gimple.c,
688 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
689 convert.c: Add location argument to fold_{unary,binary,ternary},
690 fold_build[123], build_call_expr, build_size_arg,
691 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
692 fold_build1_initializer, fold_build2_initializer,
693 fold_build3_initializer, fold_build_call_array,
694 fold_build_call_array_initializer, fold_single_bit_test,
695 omit_one_operand, omit_two_operands, invert_truthvalue,
696 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
697 combine_comparisons, fold_builtin_*, fold_call_expr,
698 build_range_check, maybe_fold_offset_to_address, round_up,
701 2009-07-16 Jason Merrill <jason@redhat.com>
704 * c-common.c (c_common_reswords): Add __is_standard_layout
706 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
707 * doc/implement-cxx.texi: New.
708 * doc/gcc.texi: Include it.
710 2009-07-16 DJ Delorie <dj@redhat.com>
712 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
713 compares that may be indirectly affected by previous instructions.
715 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
717 * builtins.c (do_mpc_arg2): New.
718 (fold_builtin_2): Fold builtin cpow.
719 * real.h (HAVE_mpc_pow): New.
721 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
723 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
724 comparison to skip unprofitable schedule
726 2009-07-16 Simon Baldwin <simonb@google.com>
728 * gcc.c (option_map): New flag -no-canonical-prefixes.
729 * (display_help): Print help text for new flag.
730 * (process_command): Move options translation and language specifics
731 and handle new flag early. Use it to set a function pointer to a
732 prefix builder. Replace make_relative_prefix calls with calls to
733 the function pointed to. Ignore new flag in regular options handling.
734 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
736 2009-07-15 DJ Delorie <dj@redhat.com>
738 * config/mep/mep.md (sibcall_internal): Change register to avoid
740 (sibcall_value_internal): Likewise.
742 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
744 PR rtl-optimization/40710
745 * resource.c (mark_target_live_regs): Reset DF problem to LR.
747 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
749 * config/mips/mips.md (*extenddi_truncate<mode>,
750 *extendsi_truncate<mode>): Change type attribute to move_type
751 with shift_shift. Split out code handling exts from here ...
752 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
754 (*extendhi_truncateqi): Change type attribute to move_type with
755 shift_shift. Split out code handling exts from here ...
756 (*extendhi_truncateqi_exts): ... to this new pattern.
758 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
760 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
761 instead of "and" with inverted sign bit mask value. Use
762 "nonimmediate_operand" for operand 1 and operand 2 predicate.
763 Allocate registers only for operand 4 and operand 5.
765 2009-07-15 Jakub Jelinek <jakub@redhat.com>
768 * fold-const.c (fold_cond_expr_with_comparison): When folding
769 < and <= to MIN, make sure the MIN uses the same type as the
770 comparison's operands.
772 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
774 * arm.md (ior_xor): New code iterator.
775 (split for ior/xor with shift and zero-extend): New split pattern.
776 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
778 2009-07-15 Richard Guenther <rguenther@suse.de>
780 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
783 2009-07-15 Richard Guenther <rguenther@suse.de>
786 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
788 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
790 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
791 handle 2.6.30 kernel.
793 2009-07-15 DJ Delorie <dj@redhat.com>
795 * config/mep/mep.md (sibcall_internal): Change register to allow
796 for 24-bit addresses.
797 (sibcall_value_internal): Likewise.
799 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
801 * doc/invoke.texi: Added descriptions of the scheduling heuristics
802 that are enabled/disabled by the flags introduced by a previous patch.
804 2009-07-14 DJ Delorie <dj@redhat.com>
806 * config/mep/mep.md (sibcall_internal): Include non-toggling
808 (sibcall_value_internal): Likewise.
810 2009-07-14 Taras Glek <tglek@mozilla.com>
811 Rafael Espindola <espindola@google.com>
813 * doc/sourcebuild.texi: Document install-plugin target.
814 * configure.ac: Added install-plugin target to language makefiles.
815 * configure: Regenerate.
816 * Makefile.in: (install-plugin): Install more headers,
817 depend on lang.install-plugin.
819 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
821 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
824 2009-07-14 DJ Delorie <dj@redhat.com>
826 * config/mep/mep.c (mep_vliw_jmp_match): New function.
827 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
828 * config/mep/mep.md (sibcall_internal): Change test from
829 mep_vliw_mode_match to mep_vliw_jmp_match.
830 (sibcall_value_internal): Likewise.
832 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
834 * config/i386/sse.md (copysign<mode>3): New expander.
835 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
836 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
837 Use ix86_build_const_vector.
838 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
839 IX86_BUILTIN_CPYSGNPD.
840 (builtin_description): Add __builtin_ia32_copysignps and
841 __builtin_ia32_copysignpd.
842 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
843 and BUILT_IN_COPYSIGNF.
845 2009-07-13 Jason Merrill <jason@redhat.com>
847 * builtins.c (can_trust_pointer_alignment): New fn.
848 (get_pointer_alignment): Factor it out from here.
849 * tree.h: Declare it.
851 2009-07-14 David Edelsohn <edelsohn@gnu.org>
853 * config/rs6000/predicates.md (offsettable_mem_operand): Test
856 2009-07-14 Dodji Seketeli <dodji@redhat.com>
860 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
862 2009-07-14 Richard Guenther <rguenther@suse.de>
863 Andrey Belevantsev <abel@ispras.ru>
866 * cfgexpand.c (partition_stack_vars): Do not bother to update
867 alias information when not optimizing.
869 2009-07-14 Richard Guenther <rguenther@suse.de>
870 Andrey Belevantsev <abel@ispras.ru>
872 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
873 (pt_solution_set): Likewise.
874 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
875 * tree-ssa-structalias.c (pt_solution_set): New function.
876 * final.c (rest_of_clean_state): Free SSA data structures.
877 * print-rtl.c (print_decl_name): Remove.
878 (print_mem_expr): Implement in terms of print_generic_expr.
879 * alias.c (ao_ref_from_mem): New function.
880 (rtx_refs_may_alias_p): Likewise.
881 (true_dependence): Query alias-export info.
882 (canon_true_dependence): Likewise.
883 (write_dependence_p): Likewise.
884 * tree-dfa.c (get_ref_base_and_extent): For void types leave
886 * emit-rtl.c (component_ref_for_mem_expr): Remove.
887 (mem_expr_equal_p): Use operand_equal_p.
888 (set_mem_attributes_minus_bitpos): Do not use
889 component_ref_for_mem_expr.
890 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
891 (update_alias_info_with_stack_vars): Likewise.
892 (partition_stack_vars): Call update_alias_info_with_stack_vars.
893 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
894 explicitly nor clear stmt operands.
895 Free the decl-to-pointer map.
896 * tree-optimize.c (execute_free_datastructures): Do not free
897 SSA data structures here.
898 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
899 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
900 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
902 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
904 2009-07-13 DJ Delorie <dj@redhat.com>
906 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
907 unrolling at the right iteration count.
909 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
912 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
914 * haifa-sched.c (rank_for_schedule): Introduced flags to
915 enable/disable individual scheduling heuristics.
916 * common.opt: Introduced flags to enable/disable individual
917 heuristics in the scheduler.
918 * doc/invoke.texi: Introduced flags to enable/disable individual
919 heuristics in the scheduler.
921 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
923 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
924 config/i386/mingw-tls.c.
925 * config/i386/mingw-tls.c: Removed.
927 2009-07-13 Ira Rosen <irar@il.ibm.com>
929 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
930 checks access only relevant statements.
931 (vectorizable_reduction): Likewise.
933 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
935 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
936 just for 32-bit case.
938 2009-07-12 Jan Hubicka <jh@suse.cz>
940 PR tree-optimization/40585
941 * except.c (expand_resx_expr): When there already is resume
942 instruction, produce linked list.
943 (build_post_landing_pads): Assert that resume is empty.
944 (connect_post_landing_pads): Handle resume lists.
945 (dump_eh_tree): Dump resume list.
947 2009-07-12 Ira Rosen <irar@il.ibm.com>
949 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
950 with additional argument.
951 * tree-vectorizer.h (enum vect_def_type): Add
952 vect_double_reduction_def.
953 (vect_is_simple_reduction): Add argument.
954 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
956 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
957 vect_is_simple_reduction with additional argument.
958 (vect_analyze_loop_operations): Handle exit phi nodes in case of
960 (reduction_code_for_scalar_code): Handle additional codes by
961 returning ERROR_MARK for them. Fix comment and indentation.
962 (vect_is_simple_reduction): Fix comment, add argument to specify
963 double reduction. Detect double reduction.
964 (get_initial_def_for_induction): Fix indentation.
965 (get_initial_def_for_reduction): Fix comment and indentation.
966 Handle double reduction. Create initial definitions that do not
967 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
968 (vect_create_epilog_for_reduction): Fix comment, add argument to
969 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
970 epilogue result extraction. Create double reduction phi node and
971 replace relevant uses.
972 (vectorizable_reduction): Call vect_is_simple_reduction with
973 additional argument. Fix indentation. Update epilogue code treatment
974 according to the changes in reduction_code_for_scalar_code. Check
975 for double reduction. Call vect_create_epilog_for_reduction with
977 * tree-vect-stmts.c (process_use): Handle double reduction, update
979 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
980 (vect_get_vec_def_for_operand): Likewise.
982 2009-07-12 Danny Smith <dansmister@gmail.com>
984 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
985 dllexport if !TREE_PUBLIC.
986 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
988 2009-07-11 Anatoly Sokolov <aesok@post.ru>
990 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
991 (avr_extra_arch_macro) Remove declatation.
992 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
993 (avr_extra_arch_macro) Declare as static.
994 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
996 2009-07-11 Jan Hubicka <jh@suse.cz>
999 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
1001 2009-07-11 Jakub Jelinek <jakub@redhat.com>
1004 * dwarf2out.c (dw_fde_struct): Add in_std_section and
1005 cold_in_std_section bits.
1006 (dwarf2out_begin_prologue): Initialize them.
1007 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
1008 if already covered by text_section or cold_text_section range.
1010 PR rtl-optimization/40667
1011 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
1012 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
1013 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
1014 * config/i386/i386.c (ix86_minimum_alignment): New function.
1015 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
1016 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
1017 * emit-rtl.c (gen_reg_rtx): Likewise.
1018 * function.c (assign_parms): Likewise. If nominal_type needs
1019 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
1020 rather than passed_type's alignment.
1023 * function.c (assign_parm_setup_stack): Adjust
1024 MEM_OFFSET (data->stack_parm) if promoted_mode is different
1025 from nominal_mode on big endian.
1027 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
1029 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
1031 2009-07-10 DJ Delorie <dj@redhat.com>
1033 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
1035 2009-07-10 Mark Mitchell <mark@codesourcery.com>
1037 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
1039 (thumb2_cbnz): Likewise.
1041 2009-07-10 David Daney <ddaney@caviumnetworks.com>
1044 * config.gcc (supported_defaults): Add synci.
1045 (with_synci): Add validation.
1046 (all_defaults): Add synci.
1047 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
1050 * config/mips/mips.opt (msynci): New option.
1051 * config/mips/mips.c (mips_override_options): Warn on use of
1052 -msynci for targets that do now support it.
1053 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
1055 * gcc/doc/invoke.texi (-msynci): Document the new option.
1056 * doc/install.texi (--with-synci): Document the new option.
1058 2009-07-10 Richard Guenther <rguenther@suse.de>
1060 PR tree-optimization/40496
1061 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
1062 the PHI result with a compatible type.
1064 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
1068 * c.opt (Wunused-result): New.
1069 * doc/invoke.texi: Document it.
1070 * c-common.c (c_warn_unused_result): Use it.
1072 2009-07-09 DJ Delorie <dj@redhat.com>
1074 * targhooks.c (default_target_can_inline_p): Rename from
1075 default_target_option_can_inline_p.
1076 * targhooks.h (default_target_can_inline_p): Likewise.
1077 * target-def.h (TARGET_CAN_INLINE_P): Rename from
1078 TARGET_OPTION_CAN_INLINE_P.
1079 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
1080 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
1081 (mep_target_can_inline_p): Rename from
1082 mep_target_option_can_inline_p.
1085 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
1086 registers used to pass vectors.
1088 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
1090 2009-07-09 Tom Tromey <tromey@redhat.com>
1092 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
1093 * config/mmix/mmix.c: Include dwarf2.h.
1094 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
1095 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
1096 * config/sh/sh.c: Include dwarf2.h.
1097 * config/i386/i386.c: Include dwarf2.h.
1098 * Makefile.in (DWARF2_H): Remove 'elf'.
1099 * except.c: Include dwarf2.h.
1100 * unwind-dw2.c: Include dwarf2.h.
1101 * dwarf2out.c: Include dwarf2.h.
1102 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1103 * unwind-dw2-fde.c: Include dwarf2.h.
1104 * dwarf2asm.c: Include dwarf2.h.
1106 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1108 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1109 (max_issue): Use it.
1110 * sched-int.h (struct sched_info: insn_finishes_block_p): New
1112 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
1113 (region_sched_info): Update.
1114 * sched-ebb.c (ebb_sched_info): Update.
1115 * modulo-sched.c (sms_sched_info): Update.
1116 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
1118 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1120 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1122 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1124 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1126 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1129 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1130 arg1 with arg01 if arg1 is already INTEGER_CST.
1132 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1134 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1135 Transform (and (truncate)) into (truncate (and)).
1137 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1139 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1140 creating LHS paradoxical subregs. Fix surrounding returns to
1141 use NULL_RTX rather than 0.
1143 2009-07-08 DJ Delorie <dj@redhat.com>
1145 * config/mep/mep.c: (mep_option_can_inline_p): New.
1146 (TARGET_OPTION_CAN_INLINE_P): Define.
1148 2009-07-08 Mark Wielaard <mjw@redhat.com>
1151 * dwarf2out.c (add_data_member_location_attribute): When we have
1152 only a constant offset don't emit a new location description using
1153 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1156 2009-07-08 Richard Henderson <rth@redhat.com>
1159 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1160 (enum reg_class): Add CLOBBERED_REGS.
1161 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1162 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1163 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1164 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1165 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1166 force 64-bit sibcalls into R11.
1167 * config/i386/constraints.md (U): New constraint.
1168 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1169 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1170 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1172 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1174 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1176 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1177 * ebitmap.h (dump_ebitmap): Ditto.
1178 * optabs.h (optab_libfunc): Ditto.
1179 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
1180 * tree-flow.h (vect_can_force_dr_alignment_p,
1181 get_vectype_for_scalar_type): Ditto.
1182 (vectorize_loops): Move prototype to ...
1183 * tree-vectorizer.h: ... here. Also, adjust comment.
1184 (vect_set_verbosity_level): Remove duplicate prototype.
1185 * tree-ssa-loop.c: Include tree-vectorizer.h.
1186 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
1188 2009-07-08 Nick Clifton <nickc@redhat.com>
1190 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
1193 2009-07-08 DJ Delorie <dj@redhat.com>
1195 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
1196 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
1197 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
1199 * config/mep/intrinsics.md: Regenerated.
1200 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
1201 registers when asm() or calls are detected.
1203 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1206 * gimplify.c (gimplify_expr): Propagate no_warning flag when
1208 * gimple (gimple_build_call_from_tree): Likewise.
1209 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
1210 no_warning flag before warning.
1212 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1214 * tree.c (set_expr_locus): Remove.
1215 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
1216 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
1218 * gimplify.c (internal_get_tmp_var): Likewise.
1219 (gimplify_call_expr): Likewise.
1220 (gimplify_one_sizepos): Likewise.
1222 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
1225 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
1226 to variables for debugging purposes.
1228 2009-06-23 Mark Loeser <mark@halcy0n.com>
1231 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
1233 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1235 * pretty-print.c (pp_base_format): Remove %J.
1236 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1237 gcc_cxxdiag_char_table): Likewise.
1238 (init_dynamic_diag_info): Likewise.
1240 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1242 * pretty-print.c (pp_base_format): Remove %H.
1243 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1244 gcc_cxxdiag_char_table): Likewise.
1245 (init_dynamic_diag_info): Likewise.
1246 * config/mep/mep.c (mep_select_section): Likewise.
1248 2009-07-07 Duncan Sands <baldrick@free.fr>
1250 * final.c (pass_clean_state): Give the pass a name.
1251 * passes.c (pass_rest_of_compilation): Likewise.
1252 * tree-optimize.c (pass_all_optimizations): Likewise.
1254 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
1256 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
1257 an extra 'decl' for error_at.
1259 2009-07-07 Jakub Jelinek <jakub@redhat.com>
1262 * tree-tailcall.c (adjust_return_value_with_ops,
1263 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
1264 if it has complex or vector type.
1266 2009-07-07 Olivier Hainque <hainque@adacore.com>
1268 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
1271 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
1273 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
1275 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1277 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
1278 * c-decl.c: Likewise.
1279 * function.c: Likewise.
1280 * varasm.c: Likewise.
1281 * tree-ssa.c: Likewise.
1282 * c-common.c: Likewise.
1283 * tree-cfg.c: Likewise.
1284 * config/spu/spu.c: Likewise.
1285 * config/ia64/ia64.c: Likewise.
1286 * config/v850/v850.c: Likewise.
1288 2009-07-06 DJ Delorie <dj@redhat.com>
1290 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
1291 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
1292 unspecified accesses to control registers.
1293 * config/mep/intrinsics.md: Regenerate.
1294 * config/mep/intrinsics.h: Regenerate.
1295 * config/mep/mep-intrin.h: Regenerate.
1297 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1299 * c-lex.c: Replace %H by an explicit location. Update all calls.
1300 * c-common.c: Likewise.
1301 * c-decl.c: Likewise.
1302 * c-typeck.c: Likewise.
1303 * fold-const.c: Likewise.
1304 * gimplify.c: Likewise.
1306 * tree-cfg.c: Likewise.
1307 * tree-ssa-loop-niter.c: Likewise.
1308 * tree-vrp.c: Likewise.
1309 * value-prof.c: Likewise.
1311 2009-07-06 Diego Novillo <dnovillo@google.com>
1313 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
1314 if it has one. Handle cases where VAR does not have an
1315 annotation or cfun is NULL.
1317 2009-07-06 Diego Novillo <dnovillo@google.com>
1319 * tree.c: Include debug.h.
1320 (initialize_tree_contains_struct): New.
1321 (init_ttree): Call it.
1322 (tree_node_structure_for_code): Factor out of ...
1323 (tree_node_structure): ... here.
1324 * treestruct.def (TS_PHI_NODE): Remove.
1325 (TS_GIMPLE_STATEMENT): Remove.
1327 2009-07-06 Diego Novillo <dnovillo@google.com>
1329 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
1330 (debug_tree_chain): Handle cycles.
1332 2009-07-06 Nick Clifton <nickc@redhat.com>
1333 DJ Delorie <dj@redhat.com>
1335 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1336 __FMOVD_ENABLED__ is defined.
1338 (TARGET_FMOVD): Provide a default definition.
1339 (MASK_FMOVD): Likewise.
1340 (TARGET_CPU_CPP_BUILTINS): Define
1341 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1342 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1343 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
1344 (split for DF load from memory into register): Also handle
1345 MEMs which consist of REG+DISP addressing.
1346 (split for DF store from register to memory): Likewise.
1347 (movsf_ie): Always use single fp_mode.
1348 * config/sh/sh.c (sh_override_options): Do not automatically
1349 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1350 that to the -mfmovd command line switch.
1351 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1352 (fldi_ok): Always allow.
1353 * config/sh/sh.opt (mfmovd): Remove this switch.
1354 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1356 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1357 Kaz Kojima <kkojima@gcc.gnu.org>
1359 PR rtl-optimization/30807
1360 * postreload.c (reload_combine): For every new use of REG_SUM,
1361 record the use of BASE.
1363 2009-07-06 Jan Hubicka <jh@suse.cz>
1365 * params.def: Revert my accidental commit at 2009-06-30.
1367 2009-07-04 Ian Lance Taylor <iant@google.com>
1370 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1372 (mingw_format_attribute_overrides): Likewise.
1374 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1377 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1378 don't check cfa.reg. Instead of cfa.indirect use
1379 fde && fde->drap_reg != INVALID_REGNUM test.
1381 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1383 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1385 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1388 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1390 2009-07-03 Richard Guenther <rguenther@suse.de>
1392 PR tree-optimization/40640
1393 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1396 2009-07-03 Jan Hubicka <jh@suse.cz>
1398 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1399 for size, reduce amount of inlining.
1401 2009-07-03 Richard Guenther <rguenther@suse.de>
1404 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1405 if t +- x is known to not overflow and the conversion widens the
1407 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1409 2009-07-03 Jan Hubicka <jh@suse.cz>
1411 * ipa-pure-const.c (analyze): Update loop optimizer init.
1412 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1413 try_remove_empty_loop, remove_empty_loops): Remove.
1414 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1415 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1416 to mark regular loops as neccesary.
1417 (degenerate_phi_p): New function.
1418 (propagate_necessity, remove_dead_phis): Use it.
1419 (forward_edge_to_pdom): Likewise.
1420 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1421 virtual PHI nodes that became unreachable.
1422 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1423 * tree-flow.h (remove_empty_loops): Remove.
1424 * passes.c (init_optimization_passes): Remove.
1426 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1428 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1429 can_create_pseudo_p.
1430 (*fix_trunc<mode>_i387_1): Ditto.
1431 (*floathi<mode>2_1): Ditto.
1432 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1433 (*fistdi2_1): Ditto.
1434 (*fist<mode>2_1): Ditto.
1435 (frndintxf2_floor): Ditto.
1436 (*fist<mode>2_floor_1): Ditto.
1437 (frndintxf2_ceil): Ditto.
1438 (*fist<mode>2_ceil_1): Ditto.
1439 (frndintxf2_trunc): Ditto.
1440 (frndintxf2_mask_pm): Ditto.
1441 (fxam<mode>2_i387_with_temp): Ditto.
1442 * config/i386/sse.md (mulv16qi3): Ditto.
1443 (*sse2_mulv4si3): Ditto.
1445 (sse4_2_pcmpestr): Ditto.
1446 (sse4_2_pcmpistr): Ditto.
1448 2009-07-03 Jan Hubicka <jh@suse.cz>
1450 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1451 (mark_stmt_necessary): Set it.
1452 (mark_operand_necessary): Set it.
1453 (mark_control_dependent_edges_necessary): Set it.
1454 (mark_virtual_phi_result_for_renaming): New function.
1455 (get_live_post_dom): New function.
1456 (forward_edge_to_pdom): New function.
1457 (remove_dead_stmt): Fix handling of control dependences.
1458 (tree_dce_init): Init new bitmap.
1459 (tree_dce_done): Free it.
1461 2009-07-02 Richard Guenther <rguenther@suse.de>
1464 * tree-ssa-structalias.c (new_var_info): Initialize
1467 2009-07-02 Jan Hubicka <jh@suse.cz>
1469 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1472 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1474 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1475 instead of recomputing it. Adjust calls.
1476 (emit_store_flag): Adjust recursive calls.
1478 2009-07-02 Richard Guenther <rguenther@suse.de>
1480 * tree-ssa-live.c (remove_unused_locals): Do not remove
1482 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1483 of DECL_EXTERNAL for HEAP variables.
1484 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1485 HEAP variables. Do not adjust RESTRICT vars.
1486 (find_what_var_points_to): Nobody cares if something
1489 2009-07-02 Ben Elliston <bje@au.ibm.com>
1491 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1492 pc_low and pc_high declarations to the top of the function.
1494 2009-07-01 DJ Delorie <dj@redhat.com>
1496 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1498 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1499 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1500 unspecified accesses to control registers.
1501 * config/mep/intrinsics.md: Regenerate.
1502 * config/mep/intrinsics.h: Regenerate.
1503 * config/mep/mep-intrin.h: Regenerate.
1505 2009-07-01 Anthony Green <green@moxielogic.com>
1507 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1508 instruction when possible.
1509 (moxie_expand_prologue): Ditto. Also, save an instruction and
1510 some complexity by popping off of $r12 instead of $sp.
1511 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1514 2009-07-01 Richard Henderson <rth@redhat.com>
1517 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1518 contained no insns, reposition note before last insn.
1520 2009-07-01 Richard Henderson <rth@redhat.com>
1523 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1524 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1526 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1529 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1530 darwin9 for printing reg addresses with %y.
1532 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1534 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1535 truncation from operands in binary operations.
1537 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1540 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1541 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1542 subreg of op0 to the original op0.
1544 * expmed.c (store_bit_field_1): Use a temporary as the destination
1545 instead of a paradoxical subreg when we need to truncate the result.
1547 2009-07-01 DJ Delorie <dj@redhat.com>
1549 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1550 names to VLIW variants.
1551 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1552 * config/mep/intrinsics.md: Regenerate.
1553 * config/mep/intrinsics.h: Regenerate.
1554 * config/mep/mep-intrin.h: Regenerate.
1556 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1559 * jump.c (returnjump_p): Revert last patch.
1560 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1562 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1565 * pa.md (casesi32p): Use jump table label to determine the offset
1567 (casesi64p): Likewise.
1569 * pa.c (forward_branch_p): Return bool type. Use instruction
1570 addresses when available. Assert that INSN has a jump label.
1571 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1574 2009-07-01 Richard Guenther <rguenther@suse.de>
1576 PR tree-optimization/19831
1577 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1578 that only act as barriers do not make any previous stores necessary.
1579 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1580 HEAP variables global, do not add a constraint from nonlocal.
1581 (find_func_aliases): Handle escapes through return statements.
1582 (compute_points_to_sets): Make escaped HEAP variables global.
1584 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1587 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1588 after reducing a DImode cstore to SImode.
1590 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1592 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1593 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1595 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1597 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1598 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1600 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1601 and umod_optab if TARGET_BSD_DIVMOD.
1602 * config/vax/lib1funcs.asm: New file.
1603 * config/vax/t-linux: New file.
1604 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1606 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1609 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1610 to type arguments that have void type.
1613 * dwarf2out.c (gen_formal_parameter_die): Call
1614 equate_decl_number_to_die if node is different from origin.
1616 2009-06-30 Anthony Green <green@moxielogic.com>
1618 Clean up moxie port for --enable-build-with-cxx.
1619 * config/moxie/moxie.c (moxie_function_value): First two
1620 parameters are const_tree, not tree.
1621 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1622 (REG_CLASS_NAMES): Ditto.
1623 (REGNO_REG_CLASS): Ditto.
1624 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1625 (moxie_function_value): Fix constyness of arguments.
1627 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1629 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1630 finalize_size_functions before further processing.
1631 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1632 (variable_size): Call self_referential_size on size expressions
1633 that contain a PLACEHOLDER_EXPR.
1634 (size_functions): New static variable.
1635 (copy_self_referential_tree_r): New static function.
1636 (self_referential_size): Likewise.
1637 (finalize_size_functions): New global function.
1638 * tree.c: Include tree-inline.h.
1639 (push_without_duplicates): New static function.
1640 (find_placeholder_in_expr): New global function.
1641 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1643 <tcc_expression>: Likewise.
1644 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1645 the call in the expression.
1646 * tree.h (finalize_size_functions): Declare.
1647 (find_placeholder_in_expr): Likewise.
1648 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1649 (substitute_placeholder_in_expr): Update comment.
1650 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1652 (copy_tree_body_r): Likewise.
1653 (copy_tree_body): New static function.
1654 (maybe_inline_call_in_expr): New global function.
1655 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1656 (maybe_inline_call_in_expr): Declare.
1657 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1658 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1661 2009-06-30 Richard Guenther <rguenther@suse.de>
1663 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1665 (propagate_necessity): Do not mark reaching defs of stores
1668 2009-06-30 Jan Hubicka <jh@suse.cz>
1670 * cfgloopanal.c (check_irred): Move into ...
1671 (mark_irreducible_loops): ... here; return true if ireducible
1673 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1674 (analyze_function): Try to prove loop finiteness.
1675 * cfgloop.h (mark_irreducible_loops): Update prototype.
1676 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1678 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1680 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1682 2009-06-30 Ira Rosen <irar@il.ibm.com>
1684 PR tree-optimization/40542
1685 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1688 2009-06-30 Martin Jambor <mjambor@suse.cz>
1690 PR tree-optimization/40582
1691 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1692 than useless_type_conversion_p.
1693 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1696 2009-06-30 Martin Jambor <mjambor@suse.cz>
1699 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1701 2009-06-30 Richard Guenther <rguenther@suse.de>
1703 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1704 use ao_ref references.
1705 (walk_aliased_vdefs): Likewise.
1706 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1707 * tree-ssa-dce.c (struct ref_data): Remove.
1708 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1709 (mark_aliased_reaching_defs_necessary): Adjust.
1710 (mark_all_reaching_defs_necessary_1): Likewise.
1712 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1715 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1716 (emit_store_flag_1): Extract from emit_store_flag, adjust
1717 calls to (what now is) emit_cstore.
1718 (emit_store_flag): Call emit_store_flag_1 and also use it
1719 for what used to be recursive calls.
1721 2009-06-30 Wei Guozhi <carrot@google.com>
1724 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1725 if the target bb post dominates from bb.
1726 * config/i386/i386.c (memory_address_length): Check existence of base
1727 register before using it.
1729 2009-06-30 Nick Clifton <nickc@redhat.com>
1730 DJ Delorie <dj@redhat.com>
1732 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1733 __FMOVD_ENABLED__ is defined.
1735 (TARGET_FMOVD): Provide a default definition.
1736 (MASK_FMOVD): Likewise.
1737 (TARGET_CPU_CPP_BUILTINS): Define
1738 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1739 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1740 two fmov instructions depending upon whether TARGET_FMOVD is
1742 (split for DF load from memory into register): Also handle
1743 MEMs which consist of REG+DISP addressing.
1744 (split for DF store from register to memory): Likewise.
1745 * config/sh/sh.opt (mfmovd): Remove this switch.
1746 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1747 * config/sh/sh.c (sh_override_options): Do not automatically
1748 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1749 that to the -mfmovd command line switch.
1751 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1753 (fldi_ok): Always allow.
1754 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1756 2009-06-29 DJ Delorie <dj@redhat.com>
1758 * doc/install.texi (mep-x-elf): Correct chip's full name.
1760 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1762 * doc/extend.texi: Fix typo.
1764 2009-06-29 Tom Tromey <tromey@redhat.com>
1767 * Makefile.in (DWARF2_H): New variable.
1769 (dwarf2out.o): Likewise.
1770 (dwarf2asm.o): Likewise.
1771 * config/i386/t-i386: Use DWARF2_H.
1772 * except.c: Include elf/dwarf2.h.
1773 * unwind-dw2.c: Include elf/dwarf2.h.
1774 * dwarf2out.c: Include elf/dwarf2.h.
1775 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1776 <dtprel>: New field.
1777 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1778 (size_of_loc_descr): Likewise.
1779 (output_loc_operands_raw): Likewise.
1780 (output_loc_operands): Handle new dtprel field.
1781 (loc_checksum): Update.
1782 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1783 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1784 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1785 * dwarf2asm.c: Include elf/dwarf2.h.
1786 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1787 * config/mmix/mmix.c: Include elf/dwarf2.h.
1788 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1789 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1790 * config/sh/sh.c: Include elf/dwarf2.h.
1791 * config/i386/i386.c: Include elf/dwarf2.h.
1793 2009-06-29 DJ Delorie <dj@redhat.com>
1795 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1797 * doc/extend.texi: Add MeP attributes and pragmas.
1798 * doc/invoke.text: Add MeP Options.
1799 * doc/contrib.texi: Add MeP contribution.
1800 * doc/md.texi: Add MeP constraints.
1801 * doc/install.texi: Add MeP target.
1803 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1805 * target.h (struct gcc_target): Add frame_pointer_required field.
1806 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1807 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1808 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1810 * reload1.c (update_eliminables): (Ditto.).
1811 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1812 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1813 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1815 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1817 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1818 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1819 (arm_frame_pointer_required): New function.
1821 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1822 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1823 (avr_frame_pointer_required_p): Declare as static.
1824 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1826 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1827 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1828 (bfin_frame_pointer_required): Make as static, change return type
1830 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1832 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1833 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1834 (cris_frame_pointer_required): New function.
1836 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1838 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1839 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1840 (fr30_frame_pointer_required): New function.
1842 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1843 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1844 (frv_frame_pointer_required): Make as static, change return type
1846 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1848 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1849 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1850 (ix86_frame_pointer_required): Make as static, change return type to
1852 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1854 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1855 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1857 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1859 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1861 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1863 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1864 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1865 (mips_frame_pointer_required): Make as static.
1866 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1868 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1869 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1870 (mmix_frame_pointer_required): Mew function.
1872 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1873 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1875 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1877 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1879 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1881 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1882 (CAN_ELIMINATE): Redefine.
1883 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1884 (sparc_frame_pointer_required): New function.
1885 (sparc_can_eliminate): New function.
1886 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1888 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1889 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1891 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1892 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1893 (xtensa_frame_pointer_required): Make as static, change return type
1895 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1898 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1900 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1901 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1902 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1903 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1904 (register_callback): Handle PLUGIN_START_UNIT.
1905 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1907 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1909 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1911 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1912 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1914 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1916 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1919 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1921 * doc/extend.texi (Additional Floating Types): __float128 is also
1922 supported on i386 targets.
1924 2009-06-29 Richard Guenther <rguenther@suse.de>
1927 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1929 (pt_solutions_same_restrict_base): Declare.
1930 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1932 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1933 (make_constraint_from, make_copy_constraint): Move earlier.
1934 (make_constraint_from_heapvar): New function.
1935 (make_constraint_from_restrict): Likewise.
1936 (handle_lhs_call): Use it.
1937 (find_func_aliases): Use it to track conversions to restrict
1939 (struct fieldoff): Add only_restrict_pointers flag.
1940 (push_fields_onto_fieldstack): Initialize it.
1941 (create_variable_info_for): Track global restrict qualified pointers.
1942 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1943 Track restrict qualified pointer arguments.
1944 (set_uids_in_ptset): Use varinfo is_global_var flag.
1945 (find_what_var_points_to): Set the vars_contains_restrict flag.
1946 Always create the points-to solution for sets including restrict tags.
1947 (pt_solutions_same_restrict_base): New function.
1948 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1949 qualified pointers use pt_solutions_same_restrict_base as
1950 additional source for disambiguation.
1952 2009-06-29 Richard Guenther <rguenther@suse.de>
1955 * alias.c (find_base_decl): Remove.
1956 (get_deref_alias_set_1): Remove restrict handling.
1957 * c-common.c (c_apply_type_quals_to_decl): Do not set
1958 DECL_POINTER_ALIAS_SET.
1959 * gimplify.c (find_single_pointer_decl_1): Remove.
1960 (find_single_pointer_decl): Likewise.
1961 (internal_get_tmp_var): Remove restrict handling.
1962 (gimple_regimplify_operands): Likewise.
1963 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1964 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1965 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1966 * tree.c (restrict_base_for_decl): Remove.
1967 (init_ttree): Do not allocate it.
1968 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1969 LABEL_DECL_UID for label decls.
1970 (copy_node_stat): Do not copy restrict information.
1971 (decl_restrict_base_lookup): Remove.
1972 (decl_restrict_base_insert): Likewise.
1973 (print_restrict_base_statistics): Likewise.
1974 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1975 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1976 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1977 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1978 (LABEL_DECL_UID): Adjust.
1979 (DECL_BASED_ON_RESTRICT_P): Remove.
1980 (DECL_GET_RESTRICT_BASE): Likewise.
1981 (SET_DECL_RESTRICT_BASE): Likewise.
1982 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1984 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1985 instead of DECL_POINTER_ALIAS_SET.
1986 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1987 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1988 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1990 2009-06-29 Richard Guenther <rguenther@suse.de>
1992 PR tree-optimization/40579
1993 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1994 the IL to simplify has constants that overflowed.
1996 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1998 PR tree-optimization/40550
1999 * tree-vect-generic.c (expand_vector_operations_1): Compute in
2000 vector_compute_type only when the size of vector_compute_type is
2001 less than the size of type.
2003 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
2005 * fold-const.c (contains_label_1): Fix comments.
2006 (contains_label_p): Do not walk trees multiple time.
2008 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2010 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
2011 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
2012 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
2013 ix86_fp_comparison_operator.
2014 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
2015 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
2016 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
2017 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
2018 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
2019 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
2020 (related splits): Change predicate to ix86_fp_comparison_operator.
2021 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
2022 instead of ix86_fp_comparison_codes.
2023 (ix86_trivial_fp_comparison_operator,
2024 ix86_fp_comparison_operator): New.
2025 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
2026 (ix86_expand_compare): Eliminate last two parameters.
2027 (ix86_fp_jump_nontrivial_p): Kill.
2028 * config/i386/i386.c (put_condition_code): Eliminate call to
2029 ix86_fp_comparison_codes and subsequent assertion.
2030 (ix86_fp_comparison_codes): Eliminate.
2031 (ix86_fp_swap_condition): New.
2032 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
2033 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
2034 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
2035 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
2036 and ix86_fp_swap_condition.
2037 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
2038 Use ix86_fp_comparison_strategy.
2039 (ix86_expand_compare): Likewise. Eliminate last two arguments.
2040 (ix86_fp_jump_nontrivial_p): Eliminate.
2041 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
2042 call to ix86_expand_compare.
2043 (ix86_split_fp_branch, ix86_expand_setcc,
2044 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
2045 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
2047 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2049 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
2050 related to jump_clobbers.
2051 * config/arm/arm.md (conds): Remove jump_clob case.
2052 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
2053 splits): Change comparison_operator to arm_comparison_operator.
2054 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
2057 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2059 * dojump.c (do_compare_rtx_and_jump): Try swapping the
2060 condition for floating point modes.
2061 * expmed.c (emit_store_flag_1): Move here a bigger part
2063 (emit_store_flag): Try swapping the condition for floating point
2065 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
2067 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2069 * expr.c (expand_expr_real_1): Just use do_store_flag.
2070 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
2071 emit_store_flag_force.
2072 * expmed.c (emit_store_flag_force): Copy here trick
2073 previously in expand_expr_real_1. Try reversing the comparison.
2074 (emit_store_flag_1): Work if target is NULL.
2075 (emit_store_flag): Work if target is NULL, using the result mode
2076 from the comparison. Use split_comparison, restructure final part
2077 to simplify conditionals.
2079 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2081 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
2082 * dojump.c (do_jump): Change handling of floating-point
2083 ops to use just do_compare_and_jump.
2084 (split_comparison): New.
2085 (do_compare_rtx_and_jump): Add here logic coming previously
2086 in do_jump, using split_comparison.
2088 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
2091 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2093 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2095 * tree-ssa-alias.c: Fix unintentional commit.
2097 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2099 * passes.c (execute_one_pass): Fix unintentional commit.
2101 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2103 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2104 (df_rd_local_compute, df_md_local_compute): Inline them.
2106 (df_md_scratch): New.
2107 (df_md_alloc, df_md_free): Allocate/free it.
2108 (df_md_local_compute): Only include live registers in init.
2109 (df_md_transfer_function): Prune the in-set computed by
2110 the confluence function, and the gen-set too.
2112 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2114 PR rtl-optimization/26854
2115 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
2116 * df-problems.c (df_rd_add_problem): Fix comment.
2117 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
2118 df_md_simulate_artificial_defs_at_top,
2119 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
2120 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2121 df_md_transfer_function, df_md_init, df_md_confluence_0,
2122 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2123 problem_MD, df_md_add_problem): New.
2124 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2125 df_md_get_bb_info): New.
2126 (DF_LAST_PROBLEM_PLUS1): Adjust.
2128 * Makefile.in (fwprop.o): Include domwalk.h.
2129 * fwprop.c: Include domwalk.h.
2130 (reg_defs, reg_defs_stack): New.
2131 (bitmap_only_bit_between): Remove.
2132 (process_defs): New.
2133 (process_uses): Use reg_defs and local_md instead of
2134 bitmap_only_bit_between and local_rd.
2135 (single_def_use_enter_block): New, from build_single_def_use_links.
2136 (single_def_use_leave_block): New.
2137 (build_single_def_use_links): Remove code moved to
2138 single_def_use_enter_block, invoke domwalk.
2139 (use_killed_between): Adjust comment.
2141 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2143 * bitmap.h (bitmap_ior_and_into): New.
2144 * bitmap.c (bitmap_ior_and_into): New.
2146 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2148 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2149 before_dom_children_before_stmts and after_dom_children_after_stmts.
2150 Rename the two remaining callbacks to just before_dom_children and
2151 after_dom_children. Remove other GIMPLE statement walking bits.
2152 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2153 * graphite.c: Do not include domwalk.h.
2154 * tree-into-ssa.c (interesting_blocks): New global.
2155 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2156 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2157 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2158 now that they're not domwalk callbacks.
2159 (rewrite_initialize_block): Rename to...
2160 (rewrite_enter_block): ... this, place after called functions. Test
2161 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2162 (rewrite_finalize_block): Rename to...
2163 (rewrite_leave_block): ... this, place after called functions.
2164 (rewrite_update_init_block): Rename to...
2165 (rewrite_update_enter_block): ... this, place after called functions.
2166 Test interesting_blocks, call rewrite_update_stmt and
2167 rewrite_update_phi_arguments.
2168 (rewrite_update_fini_block): Rename to...
2169 (rewrite_leave_block): ... this, place after called functions.
2170 (rewrite_blocks): Remove last argument, simplify initialization of
2172 (mark_def_sites_initialize_block): Rename to...
2173 (mark_def_sites_block): ... this, call mark_def_sites.
2174 (mark_def_sites_blocks): Remove argument, simplify initialization of
2176 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2177 (update_ssa): Likewise.
2178 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
2180 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
2181 (dom_opt_initialize_block): Rename to...
2182 (dom_opt_enter_block): ... this, place after called functions. Walk
2183 statements here, inline propagate_to_outgoing_edges.
2184 (dom_opt_finalize_block): Rename to...
2185 (dom_opt_leave_block): ... this, place after called functions.
2186 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
2188 (dse_enter_block, dse_record_phi): New.
2189 (dse_record_phis): Delete.
2190 (dse_finalize_block): Rename to...
2191 (dse_leave_block): ... this.
2192 (tree_ssa_dse): Simplify initialization of walk_data.
2193 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
2194 Adjust initialization of walk_data.
2195 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
2196 * tree-ssa-loop-phiopt.c (get_non_trapping):
2197 Adjust initialization of walk_data.
2198 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
2199 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
2200 it's not a domwalk callback.
2201 (uncprop_initialize_block): Rename to...
2202 (dse_enter_block): ... this, call uncprop_into_successor_phis.
2203 (dse_finalize_block): Rename to...
2204 (dse_leave_block): ... this.
2205 (tree_ssa_uncprop): Simplify initialization of walk_data.
2206 * Makefile.in: Adjust dependencies.
2208 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
2210 * arm.md (casesi): Fix test for Thumb1.
2211 (thumb1_casesi_internal_pic): Likewise.
2212 (thumb1_casesi_dispatch): Likewise.
2214 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
2216 * config/arm/arm-cores.def: Added core cortex-m0.
2217 * config/arm/arm-tune.md: Regenerated.
2218 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
2220 2009-06-26 DJ Delorie <dj@redhat.com>
2222 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
2224 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
2225 the scheduler doesn't tag jump insns.
2227 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
2229 * c-decl.c (merge_decls): Re-indent.
2231 2009-06-26 Janis Johnson <janis187@us.ibm.com>
2234 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
2235 Special-case decimal float constants.
2237 2009-06-26 Richard Henderson <rth@redhat.com>
2239 * function.h (struct function): Add cannot_be_copied_reason,
2240 and cannot_be_copied_set.
2241 * tree-inline.c (has_label_address_in_static_1): Rename from
2242 inline_forbidden_p_2; don't set inline_forbidden_reason here.
2243 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
2244 don't set inline_forbidden_reason.
2245 (copy_forbidden): New function, split out of inline_forbidden_p.
2246 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
2247 (inline_forbidden_p): Use copy_forbidden.
2248 (tree_versionable_function_p): Likewise.
2249 (inlinable_function_p): Merge into tree_inlinable_function_p.
2250 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
2251 * ipa-cp.c (ipcp_versionable_function_p): New function.
2252 (ipcp_cloning_candidate_p): Use it.
2253 (ipcp_node_modifiable_p): Likewise.
2255 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
2257 * builtins.c (expand_builtin_alloca): Handle builtin alloca
2258 that is marked not to be inlined. Remove flag_mudflap use.
2259 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
2260 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
2262 2009-06-26 Steve Ellcey <sje@cup.hp.com>
2265 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
2266 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
2268 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
2270 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
2272 (__mingwthr_remove_key_dtor): Likewise.
2274 2009-06-26 Richard Guenther <rguenther@suse.de>
2276 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
2278 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
2281 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
2282 try the non-cond_exec path also.
2284 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2287 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
2288 (output_cbranch): Use new functions.
2289 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
2292 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2293 Pat Haugen <pthaugen@us.ibm.com>
2294 Revital Eres <ERES@il.ibm.com>
2296 * config/rs6000/rs6000.c (print_operand): Correct lossage message
2297 for %c error. Add %x support to print VSX registers as a unified
2298 register set, instead of separate float and altivec registers.
2299 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
2300 %y case, and add support for VSX pre-modify addresses.
2301 (output_toc): Add assert for CONST containing an integer constant
2303 (rs6000_adjust_cost): Add POWER7 support.
2304 (insn_must_be_first_in_group): Ditto.
2305 (insn_must_be_last_in_group): Ditto.
2306 (rs6000_emit_popcount): Ditto.
2307 (rs6000_vector_mode_supported_p): Ditto.
2309 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
2310 Change some of the functions called by macros to being called
2311 through a pointer, so debug functions can be inserted if
2312 -mdebug=addr or -mdebug=cost.
2313 (rs6000_preferred_reload_class_ptr): Ditto.
2314 (rs6000_secondary_reload_class_ptr): Ditto.
2315 (rs6000_secondary_memory_needed_ptr): Ditto.
2316 (rs6000_cannot_change_mode_class_ptr): Ditto.
2317 (rs6000_secondary_reload_inner): Ditto.
2318 (rs6000_legitimize_reload_address): Ditto.
2319 (rs6000_legitimize_reload_address_ptr): Ditto.
2320 (rs6000_mode_dependent_address): Ditto.
2321 (rs6000_mode_dependent_address_ptr): Ditto.
2323 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
2324 function to return true if the mode allows reg + integer
2326 (virtual_stack_registers_memory_p): New function to return true if
2327 the address refers to a virtual stack register.
2328 (rs6000_legitimate_offset_address_p): Move code to say whether a
2329 mode supports reg+int addressing to reg_offset_addressing_ok_p and
2331 (rs6000_legitimate_address_p): Add checks for modes that only can
2332 do reg+reg addressing. Start adding VSX support.
2333 (rs6000_legitimize_reload_address): Ditto.
2334 (rs6000_legitimize_address): Ditto.
2335 (rs6000_debug_legitimate_address_p): New debug functions for
2336 -mdebug=addr and -mdebug=cost.
2337 (rs6000_debug_rtx_costs): Ditto.
2338 (rs6000_debug_address_costs): Ditto.
2339 (rs6000_debug_adjust_cost): Ditto.
2340 (rs6000_debug_legitimize_address): Ditto.
2341 (rs6000_legitimize_reload_address_ptr): Point to call normal
2342 function or debug function. Make functions called via pointer
2344 (rs6000_mode_dependent_address_ptr): Ditto.
2345 (rs6000_secondary_reload_class_ptr): Ditto.
2346 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2347 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2348 into a friendlier error.
2349 (rs6000_init_builtins): Add initial VSX support.
2350 (rs6000_adjust_cost): Fix some spacing issues.
2352 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2353 (REG_CLASS_NAMES): Ditto.
2354 (REG_CLASS_CONTENTS): Ditto.
2355 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2356 pointer, to add -mdebug=addr support.
2357 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2358 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2359 -mdebug=addr support.
2360 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2361 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2362 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2364 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2366 (bswapsi*): Set attribute types for load/store. Add combiner
2367 patterns to eliminate zero extend on 64-bit.
2368 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2369 stdbrx if the hardware supports those instructions.
2371 2009-06-25 Ian Lance Taylor <iant@google.com>
2373 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2374 (Link Options): Document -static-libstdc++.
2376 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2379 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2380 DATA_ALIGNMENT instead.
2382 2009-06-25 Richard Guenther <rguenther@suse.de>
2384 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2385 indirect references against the callused/escaped solutions.
2386 (call_may_clobber_ref_p_1): Likewise.
2388 2009-06-25 Martin Jambor <mjambor@suse.cz>
2390 PR tree-optimization/40493
2391 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2392 (enum unscalarized_data_handling): New type.
2393 (handle_unscalarized_data_in_subtree): Return what has been done.
2394 (load_assign_lhs_subreplacements): Handle left flushes differently.
2395 (sra_modify_assign): Use unscalarized_data_handling, simplified
2396 condition determining whether to remove the statement.
2398 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2400 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2401 excerpt - @ should be doubled for texinfo.
2403 2009-06-24 Ian Lance Taylor <iant@google.com>
2405 * config/arc/arc.c: Include "df.h".
2406 (arc_attribute_table): Make static. Move higher in file.
2407 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2408 (output_shift): Initialize n later to avoid warning.
2409 * config/arm/arm.c (arm_attribute_table): Make static. Move
2411 * config/avr/avr.c (avr_attribute_table): Make static. Move
2413 (reg_class_tab): Change array type from int to enum reg_class.
2414 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2416 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2417 (lshrhi3_out): Likewise.
2418 (class_likely_spilled_p): Change return type to bool.
2419 (avr_rtx_costs): Use local code variable with enum type.
2420 * config/avr/avr.md (movmemhi): Use add_reg_note.
2421 (andhi3, andsi3): Don't use AS2 with "and".
2422 (iorhi3, iorsi3): Don't use AS2 with "or".
2423 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2424 * config/crx/crx.c: Include "df.h".
2425 (crx_attribute_table): Make static.
2426 * config/m32r/m32r.c: Include "df.h".
2427 (m32r_attribute_table): Make static. Move higher in file.
2428 (pop): Use add_reg_note.
2429 (block_move_call): Change 0 to LCT_NORMAL in function call.
2430 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2431 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2432 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2433 declare, not just when TREE_CODE is defined.
2434 * config/m68hc11/m68hc11.c: Include "expr.h".
2435 (m68hc11_attribute_table): Make static. Move higher in file.
2436 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2438 (m68hc11_register_indirect_p): Likewise.
2439 (m68hc11_function_arg_padding): Change return type to enum
2441 (emit_move_after_reload): Use add_reg_note.
2442 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2443 (m68hc11_split_logical): Likewise.
2444 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2446 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2447 to VOIDmode in function call.
2448 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2450 (m68hc11_split_logical): Update declaration.
2451 (m68hc11_function_arg_padding): Update declaration.
2452 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2453 to array of enum reg_class.
2454 (mcore_attribute_table): Make static. Move higher in file.
2455 (mcore_rtx_costs): Add cast to enum type.
2456 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2457 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2458 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2460 * config/sh/predicates.md (trapping_target_operand): Rename and to
2462 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2464 * config/spu/spu.c (spu_attribute_table): Make static. Move
2466 * config/v850/v850.c (v850_attribute_table): Make static. Move
2468 (v850_rtx_costs): Use local code with enum type.
2469 (expand_epilogue): Add cast.
2470 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2472 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2475 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2476 -m2a-single-only and -m2a-nofpu.
2477 * config/sh/sh.opt: Document m2a generates FPU code.
2479 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2481 * defaults.h (CAN_ELIMINATE): Provide default.
2482 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2483 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2484 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2485 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2486 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2487 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2488 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2489 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2490 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2491 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2493 2009-06-24 DJ Delorie <dj@redhat.com>
2495 * mep-ext-cop.cpu: Fix copyright notice.
2496 * mep-default: Fix copyright notice.
2497 * mep-core: Fix copyright notice.
2498 * mep: Fix copyright notice.
2499 * mep-ivc2: Fix copyright notice.
2500 * mep-c5: Fix copyright notice.
2502 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2504 * doc/contrib.texi (Contributors):
2506 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2509 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2510 src and dst operands if necessary.
2512 2009-06-23 DJ Delorie <dj@redhat.com>
2515 * config.gcc: Add mep support.
2516 * recog.c: Resurrect validate_replace_rtx_subexp().
2517 * recog.h: Likewise.
2518 * config/mep/: Add new port:
2519 * config/mep/constraints.md: New file.
2520 * config/mep/default.h: New file.
2521 * config/mep/intrinsics.h: New file.
2522 * config/mep/intrinsics.md: New file.
2523 * config/mep/ivc2-template.h: New file.
2524 * config/mep/mep-c5.cpu: New file.
2525 * config/mep/mep-core.cpu: New file.
2526 * config/mep/mep-default.cpu: New file.
2527 * config/mep/mep-ext-cop.cpu: New file.
2528 * config/mep/mep-intrin.h: New file.
2529 * config/mep/mep-ivc2.cpu: New file.
2530 * config/mep/mep-lib1.asm: New file.
2531 * config/mep/mep-lib2.c: New file.
2532 * config/mep/mep-pragma.c: New file.
2533 * config/mep/mep-protos.h: New file.
2534 * config/mep/mep-tramp.c: New file.
2535 * config/mep/mep.c: New file.
2536 * config/mep/mep.cpu: New file.
2537 * config/mep/mep.h: New file.
2538 * config/mep/mep.md: New file.
2539 * config/mep/mep.opt: New file.
2540 * config/mep/predicates.md: New file.
2541 * config/mep/t-mep: New file.
2543 2009-06-23 Ian Lance Taylor <iant@google.com>
2545 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2546 from loose_warn into c_loose_warn and from strict_warn into
2547 c_strict_warn. Set and substitute warn_cxxflags. Check for
2548 --enable-build-with-cxx. Set and substitute
2549 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2550 * Makefile.in (CXXFLAGS): New variable.
2551 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2552 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2553 the default is the same as $(STRICT_WARN).
2554 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2555 (CXX): New variable.
2556 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2557 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2558 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2559 (HOST_LIBS): New variable.
2560 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2561 (ALL_CXXFLAGS): New variable.
2562 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2563 * doc/install.texi (Configuration): Document
2564 --enable-build-with-cxx, --with-stage1-ldflags,
2565 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2566 * configure: Rebuild.
2568 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2570 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2571 from previous commit.
2573 2009-06-23 Ian Lance Taylor <iant@google.com>
2575 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2577 2009-06-23 Ian Lance Taylor <iant@google.com>
2579 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2580 with ATTRIBUTE_UNUSED.
2582 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2583 Pat Haugen <pthaugen@us.ibm.com>
2584 Revital Eres <eres@il.ibm.com>
2586 * config.in (HAVE_AS_POPCNTD): Add default definition.
2587 (HAVE_AS_LWSYNC): Ditto.
2589 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2591 (gcc_cv_as_powerpc_cmpb): Ditto.
2592 (gcc_cv_as_powerpc_dfp): Ditto.
2593 (gcc_cv_as_powerpc_vsx): Ditto.
2594 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2595 supporting the popcntd/lwsync instructions.
2596 (gcc_cv_as_powerpc_lwsync): Ditto.
2597 * configure: Regenerate.
2599 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2600 -mcpu=native and -mcpu=power7.
2601 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2603 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2604 a variable instead of a mask to reduce the number of mask bits.
2605 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2606 (-mbit-word): Ditto.
2607 (-mregnames): Ditto.
2608 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2609 (-mfused-madd): Ditto.
2611 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2613 (-mvsx): New switch for VSX instructions.
2614 (-misel): Move from a variable to a mask to allow it to be set by
2617 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2618 function declaration to an array declaration.
2619 (rs6000_hard_regno_nregs): New external array declaration.
2621 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2622 files included by rs6000.md.
2624 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2625 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2627 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2629 (rs6000_debug_reg): New -mdebug= variables.
2630 (rs6000_debug_addr): Ditto.
2631 (rs6000_debug_cost): Ditto.
2632 (rs6000_pmode): New variable to hold Pmode.
2633 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2634 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2635 calculated at compiler start.
2636 (rs6000_hard_regno_nregs): Change function to an array which holds
2637 HARD_REGNO_NREGS calculated at compiler start.
2638 (rs6000_explicit_options): Delete isel field.
2639 (rs6000_vector_unit): New array to hold which vector unit
2640 supports arithmetic options for a given type.
2641 (rs6000_vector_mem): New array to hold which vector unit supports
2642 memory reference operations for a given type.
2643 (rs6000_vector_align): New array to given the alignment of each
2645 (power7_cost): New basic costs for power7.
2646 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2647 (rs6000_hard_regno_nregs_internal): New function, moved from
2648 HARD_REGNO_NREGS, to calculate the number of registers each hard
2649 register takes for each type.
2650 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2651 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2652 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2653 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2654 unit information here so it is calculated once at compiler startup
2656 (rs6000_override_options): Make -misel a target mask. Add more
2657 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2658 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2660 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2661 (rs6000_handle_option): Move -misel from variable to target mask.
2662 (rs6000_builtin_mask_for_load): Add VSX support.
2663 (rs6000_conditional_register_usage): Ditto.
2664 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2665 (function_arg_boundary): Ditto.
2666 (rs6000_expand_builtin): Ditto.
2667 (def_builtin): Make abort message a little friendlier.
2668 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2670 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2671 assembler support the popcntd instruction instead of a vsx
2672 instruction to enable power7 support.
2673 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2674 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2675 option to the assembler if -mcpu=native.
2676 (ASM_CPU_NATIVE_SPEC): Ditto.
2677 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2679 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2680 the lwsync instruction.
2681 (enum processor_type): Add PROCESSOR_POWER7.
2682 (rs6000_debug_reg): New -mdebug= options.
2683 (rs6000_debug_addr): Ditto.
2684 (rs6000_debug_cost): Ditto.
2685 (rs6000_isel): Delete.
2686 (enum rs6000_vector): New enum to say what vector unit we have.
2687 (VECTOR_UNIT_*): New macros to say which vector unit has
2688 arithmetic operations for a given type.
2689 (VECTOR_MEM_*): New macros to say which vector unit has memory
2690 operations for a given type.
2691 (TARGET_LDBRX): Whether the machine supports the ldbrx
2693 (TARGET_ISEL): Delete, -misel moved to be a mask.
2694 (TARGET_ISEL64): New macro for 64-bit isel support.
2695 (UNITS_PER_VSX_WORD): New macro.
2696 (POINTER_SIZE): Move to be an external variable, rather than
2697 calculating whether we are generating 32 ot 64-bit code.
2699 (STACK_BOUNDARY): Add VSX support.
2700 (LOCAL_ALIGNMENT): Ditto.
2701 (SLOW_UNALIGNED_ACCESS): Ditto.
2702 (VSX_REGNO_P): New macro for VSX support.
2703 (VFLOAT_REGNO_P): Ditto.
2704 (VINT_REGNO_P): Ditto.
2705 (VLOGICAL_REGNO_P): Ditto.
2706 (VSX_VECTOR_MODE): Ditto.
2707 (VSX_SCALAR_MODE): Ditto.
2709 (VSX_MOVE_MODE): Ditto.
2710 (VSX_REG_CLASS_P): Ditto.
2711 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2713 (UNITS_PER_SIMD_WORD): Add VSX support.
2714 (MODES_TIEABLE_P): Ditto.
2715 (STARTING_FRAME_OFFSET): Ditto.
2716 (STACK_DYNAMIC_OFFSET): Ditto.
2717 (EPILOGUE_USES): Ditto.
2718 (REGNO_REG_CLASS): Move to array lookup.
2719 (CLASS_MAX_NREGS): Ditto.
2720 (rs6000_vector_reg_class): Add declaration.
2721 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2722 overlap with the floating point and Altivec registers.
2724 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2726 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2727 give the appropriate asm switches if -mcpu=native.
2728 (host_detect_local_cpu): Add support for "asm".
2729 (host_detect_local_cpu): Follow GNU code guidelines for name.
2731 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2732 -mbit-word to a variable instead of being a target mask.
2734 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2735 emit the lwsync instruction instead of emitting the instruction as
2736 an integer constant.
2738 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2739 fixuns_trundfsi2, move expander into rs6000.md.
2741 * config/rs6000/rs6000.md (cpu): Add power7.
2742 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2743 (logical predicate patterns): Change the single instruction
2744 primitives that set CR0 to be fast_compare instead of compare.
2746 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2747 (popcntddi2): Ditto.
2748 (popcount<mode>): Ditto.
2749 (floating multiply/add insns): Name the floating point
2751 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2752 (isel_unsigned_<mode>): Ditto.
2753 (fixuns_trundfsi2): Move expander here from spe.md.
2754 (smindi3): Define if we have -misel on 64-bit systems.
2759 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2761 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2763 * config/avr/avr.c (avr_current_device): New variable.
2764 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2765 (avr_arch, mcu_type_s): Move to avr.h.
2766 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2767 default_data_section_start fields.
2768 (avr_arch): Moved from avr.c.
2769 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2770 library_name fields.
2771 (avr_current_device, avr_mcu_types, avr_arch_types,
2772 avr_device_to_arch, avr_device_to_data_start,
2773 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2774 (EXTRA_SPEC_FUNCTIONS): Define.
2775 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2776 options mapping. Use device_to_arch and device_to_data_start insted.
2777 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2778 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2779 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2780 * config/avr/driver-avr.c: New file.
2781 * config/avr/avr-devices.c: New file.
2783 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2785 * var-tracking.c (unshare_variable): Force initialized to
2786 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2787 (set_variable_part): Likewise.
2788 (struct variable_union_info): Remove pos_src field.
2789 (vui_vec, vui_allocated): New variables.
2790 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2791 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2792 == 1 use a simpler sorting algorithm. Compute pos field right
2793 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2794 Avoid quadratic comparison if !flag_var_tracking_uninit.
2795 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2796 unshare_variable unconditionally.
2797 (dataflow_set_different_2): Removed.
2798 (dataflow_set_different): Don't traverse second hash table.
2799 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2800 unconditionally to var_reg_set or var_mem_set.
2801 (emit_notes_in_bb): Likewise.
2802 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2804 (emit_note_insn_var_location): Don't set initialized to
2805 VAR_INIT_STATUS_INITIALIZED early.
2806 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2808 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2810 * tree-object-size.c (addr_object_size): Instead of checking
2811 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2812 are no FIELD_DECLs following it.
2814 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2816 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2817 order to match bswaps with signed source operands.
2819 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2821 * sdbout.c (sdbout_one_type): Fix braces in switch.
2823 2009-06-23 Richard Guenther <rguenther@suse.de>
2825 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2827 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2828 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2829 var_callused, callused_tree, var_storedanything, storedanything_tree,
2830 var_integer, integer_tree): Remove global variables.
2831 (new_var_info): Do not pass new id, append the new var to the
2832 global variable vector.
2833 (do_ds_constraint): Use is_global_var member of the variable-info.
2834 (new_scalar_tmp_constraint_exp): Adjust.
2835 (create_function_info_for): Likewise.
2836 (create_variable_info_for): Likewise.
2837 (find_what_var_points_to): Remove dead code.
2838 (init_base_vars): Simplify.
2839 (compute_points_to_sets): Adjust.
2841 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2843 * combine.c (try_combine): Dump information about the insns we're
2846 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2848 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2849 check when calling force_to_mode on TRUNCATE's operand.
2851 2009-06-22 Ian Lance Taylor <iant@google.com>
2853 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2855 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2857 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2859 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2861 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2862 override library linkage flags such as -static-libgcc or
2865 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2867 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2869 2009-06-22 Ian Lance Taylor <iant@google.com>
2871 * config/linux.opt: Put mglibc ahead of muclibc.
2873 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2874 for duplicate decls.
2876 2009-06-22 Matthias Klose <doko@ubuntu.com>
2878 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2880 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2883 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2884 instead of NULL if a parser error occurs.
2886 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2888 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2889 non-DWARF2_DEBUGGING_INFO version.
2891 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2893 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2894 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2896 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2897 (LIBGCC2_TF_CEXT): Define.
2900 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2903 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2905 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2907 * config/arm/arm.c (arm_override_options): Disable
2908 -mcaller-super-interworking and -mcallee-super-interworking.
2909 * doc/invoke.texi (ARM Options): Document this.
2911 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2913 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2914 * config/arm/constraints.md (j): New constraint for movw operands.
2915 (N): Remove thumb2 meaning.
2916 * config/arm/arm.md (*arm_movw): Delete.
2917 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2918 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2919 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2921 2009-06-22 Martin Jambor <mjambor@suse.cz>
2923 PR tree-optimization/40492
2924 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2925 build_ref_for_offset.
2927 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2929 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2930 JUMP_TABLE_DATA_P predicates where applicable.
2931 * auto-inc-dec.c: Ditto.
2932 * builtins.c: Ditto.
2933 * caller-save.c: Ditto.
2935 * cfgcleanup.c: Ditto.
2936 * cfglayout.c: Ditto.
2939 * combine-stack-adj.c: Ditto.
2945 * dwarf2asm.c: Ditto.
2946 * dwarf2out.c: Ditto.
2947 * emit-rtl.c: Ditto.
2953 * function.c: Ditto.
2956 * genpreds.c: Ditto.
2957 * genrecog.c: Ditto.
2959 * ira-costs.c: Ditto.
2960 * ira-lives.c: Ditto.
2963 * lower-subreg.c: Ditto.
2964 * modulo-sched.c: Ditto.
2966 * postreload.c: Ditto.
2967 * print-rtl.c: Ditto.
2976 * sched-vis.c: Ditto.
2978 * sel-sched-ir.c: Ditto.
2979 * simplify-rtx.c: Ditto.
2980 * targhooks.c: Ditto.
2981 * var-tracking.c: Ditto.
2982 * vmsdbgout.c: Ditto.
2984 2009-06-22 Matthias Klose <doko@ubuntu.com>
2986 * Makefile.in (install-plugin): Always use DESTDIR.
2988 2009-06-22 Olivier Hainque <hainque@adacore.com>
2990 * config/pa/pa.c (output_call): Don't optimize post call jumps
2991 into return address adjustments if the call may throw.
2993 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2995 * arm.c (thumb1_output_casesi): New function.
2996 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2997 optimizing for size or PIC.
2998 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2999 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
3000 (casesi): Handle Thumb-1 when optimizing for size or PIC.
3001 (thumb1_casesi_internal_pic): New expand rule.
3002 (thumb1_casesi_dispatch): New pattern.
3003 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
3005 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
3006 in the text seciton when PIC or optimizing for size.
3007 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
3008 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
3009 preservation properties of code.
3010 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
3011 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
3012 (__gnu_thumb1_case_si): New function.
3013 * t-arm (LIB1ASMSRC): Define here.
3014 (LIB1ASMFUNCS): Add some common functions.
3015 * t-arm-elf (LIB1ASMSRC): Delete.
3016 (LIB1ASMFUNCS): Append to existing set.
3017 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3018 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3019 * t-symbian (LIB1ASMFUNCS): Likewise.
3020 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3021 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3023 2009-06-21 Richard Guenther <rguenther@suse.de>
3025 PR tree-optimization/38729
3026 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
3027 to loops with a single exit if -fno-expensive-optimizations.
3029 2009-06-21 Jakub Jelinek <jakub@redhat.com>
3031 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
3032 (dataflow_set): Change vars type from htab_t to shared_hash.
3033 (shared_hash_pool, empty_shared_hash): New variables.
3034 (vars_clear): Removed.
3035 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
3036 shared_hash_find_slot_unshare, shared_hash_find_slot,
3037 shared_hash_find_slot_noinsert, shared_hash_find): New
3039 (shared_hash_unshare, shared_hash_destroy): New functions.
3040 (unshare_variable): Unshare set->vars if shared, use
3042 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
3043 (get_init_value, find_src_set_src, dump_dataflow_set,
3044 clobber_variable_part, emit_notes_for_differences): Use
3046 (dataflow_set_init): Remove second argument, set vars to
3047 empty_shared_hash instead of creating a new htab.
3048 (dataflow_set_clear): Call shared_hash_destroy and set vars
3049 to empty_shared_hash instead of calling vars_clear.
3050 (dataflow_set_copy): Don't call vars_copy, instead just share
3051 the src htab with dst.
3052 (variable_union): Use shared_hash_*, use initially NO_INSERT
3053 lookup if set->vars is shared. Don't keep slot cleared before
3054 calling unshare_variable. Unshare set->vars if needed.
3055 Even ->refcount == 1 vars must be unshared if set->vars is shared
3056 and var needs to be modified.
3057 (variable_canonicalize): New function.
3058 (dataflow_set_union): If dst->vars is empty, just share src->vars
3059 with dst->vars and traverse with variable_canonicalize to canonicalize
3060 and unshare what is needed.
3061 (dataflow_set_different): If old_set and new_set use the same shared
3062 htab, they aren't different. If number of htab elements is different,
3063 htabs are different. Use shared_hash_*.
3064 (dataflow_set_destroy): Call shared_hash_destroy instead of
3066 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
3067 second argument to dataflow_set_init.
3068 (vt_initialize): Likewise. Initialize shared_hash_pool and
3069 empty_shared_hash, move bb in/out initialization afterwards.
3070 Use variable_htab_free instead of NULL as changed_variables del hook.
3071 (variable_was_changed): Change type of second argument to pointer to
3072 dataflow_set. When inserting var into changed_variables, bump
3073 refcount. Unshare set->vars if set is shared htab and slot needs to
3075 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
3076 lookup if set->vars is shared. Unshare set->vars if needed.
3077 Even ->refcount == 1 vars must be unshared if set->vars is shared
3078 and var needs to be modified. Adjust variable_was_changed caller.
3079 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
3080 vars must be unshared if set->vars is shared and var needs to be
3081 modified. Adjust variable_was_changed caller.
3082 (emit_note_insn_var_location): Don't pool_free var.
3083 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
3085 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
3086 free_alloc_pool on shared_hash_pool.
3088 2009-06-20 Anthony Green <green@moxielogic.com>
3090 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
3091 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
3093 2009-06-20 Richard Guenther <rguenther@suse.de>
3095 * tree-ssa-structalias.c (find_func_aliases): For memset use
3096 a constraint from NULL if we memset to zero.
3097 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
3098 we explicitly handle that do not read from memory.
3099 (call_may_clobber_ref_p_1): Properly handle builtins that may
3102 2009-06-20 Richard Guenther <rguenther@suse.de>
3104 PR tree-optimization/40495
3105 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3106 (new_scalar_tmp_constraint_exp): New function.
3107 (process_constraint): Do not create temporary decls.
3108 (process_all_all_constraints): Likewise.
3109 (handle_const_call): Likewise.
3110 (create_function_info_for): Do not set decl.
3112 2009-06-19 Ian Lance Taylor <iant@google.com>
3114 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
3115 (rs6000_attribute_table): Make static; move before use.
3117 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
3119 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
3120 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3121 Propagate the TREE_READONLY flag without overwriting it.
3122 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3123 Propagate the TREE_READONLY flag onto the result.
3124 (process_call_operands): Move around. Use correct constant value.
3126 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3129 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3130 * config/arm/arm.md: Likewise.
3132 2009-06-19 Ian Lance Taylor <iant@google.com>
3134 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3135 to GIMPLE_ERROR_MARK.
3137 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3138 op2_original_type parameters. Warn about using different enum types.
3139 * c-parser.c (c_parser_conditional_expression): Pass original
3140 types to build_conditional_expr.
3141 * c-tree.h (build_conditional_expr): Update declaration.
3143 2009-06-19 Ian Lance Taylor <iant@google.com>
3145 * config/i386/i386.c (ix86_function_specific_save): Test that
3146 fields match values, rather than testing the values are in a
3149 2009-06-19 Richard Guenther <rguenther@suse.de>
3151 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3153 (ptr_derefs_may_alias_p): Likewise.
3154 (ptr_deref_may_alias_ref_p_1): New function.
3155 (ptr_deref_may_alias_ref_p): Likewise.
3156 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3157 covered by looking at the ESCAPED solution.
3158 (call_may_clobber_ref_p_1): Likewise.
3159 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3160 Handle NULL_TREE offset. Do not produce redundant constraints.
3161 (process_all_all_constraints): New helper function.
3162 (do_structure_copy): Use it.
3163 (handle_lhs_call): Likewise.
3164 (find_func_aliases): Handle some builtins with pointer arguments
3165 and/or return values explicitly.
3167 2009-06-19 Ian Lance Taylor <iant@google.com>
3169 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3171 2009-06-19 Ian Lance Taylor <iant@google.com>
3173 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3175 2009-06-19 Ian Lance Taylor <iant@google.com>
3177 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
3178 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
3181 * c-decl.c (finish_decl): If -Wc++-compat, warn about
3182 uninitialized const.
3184 2009-06-19 Ian Lance Taylor <iant@google.com>
3186 * dse.c (struct store_info): Rename bitmap field to bmap. Change
3189 * c-decl.c (in_struct, struct_types): Remove.
3190 (struct c_binding): Add in_struct field.
3191 (c_binding_ptr): Define type, along with VEC.
3192 (struct c_struct_parse_info): Define.
3193 (struct_parse_info): New static variable.
3194 (bind): Initialize in_struct field.
3195 (start_struct): Remove enclosing_in_struct and
3196 enclosing_struct_types parameters. Add
3197 enclosing_struct_parse_info parameter. Change all callers. Set
3198 struct_parse_info rather than in_struct and struct_types.
3199 (grokfield): If -Wc++-compat and there is a symbol binding for the
3200 field name, set the in_struct flag and push it on the
3201 struct_parse_info->fields vector.
3202 (warn_cxx_compat_finish_struct): New static function.
3203 (finish_struct): Remove enclosing_in_struct and
3204 enclosing_struct_types parameters. Add
3205 enclosing_struct_parse_info parameter. Change all callers. Don't
3206 set C_TYPE_DEFINED_IN_STRUCT here. Call
3207 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
3208 parameter. Only push on struct_types if warn_cxx_compat.
3209 (finish_enum): Only push on struct_types if warn_cxx_compat.
3210 (declspecs_add_type): Add loc parameter. Change all callers.
3211 Change all error calls to error_at. Pass loc, not input_location,
3212 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
3213 defined in a struct. If -Wc++-compat and parsing a struct, record
3214 that a typedef name was used.
3215 * c-parser.c (c_parser_declspecs): Get location to pass to
3217 (c_parser_struct_or_union_specifier): Update calls to start_struct
3219 * c-tree.h (struct c_struct_parse_info): Declare.
3220 (finish_struct, start_struct): Update declarations.
3221 (declspecs_add_type): Update declaration.
3223 2009-06-19 Ian Lance Taylor <iant@google.com>
3225 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
3226 variable with an anonymous type.
3228 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3230 * see.c: Remove for real.
3232 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3234 * optabs.h (enum optab_index): Add new OTI_significand.
3235 (significand_optab): Define corresponding macro.
3236 * optabs.c (init_optabs): Initialize significand_optab.
3237 * genopinit.c (optabs): Implement significand_optab using
3238 significand?f2 patterns.
3239 * builtins.c (expand_builtin_mathfn): Handle
3240 BUILT_IN_SIGNIFICAND{,F,L}.
3241 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
3242 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
3244 * config/i386/i386.md (significandxf2, significand<mode>2): New
3245 expanders to implement significandf, significand and significandl
3246 built-ins as inline x87 intrinsics.
3248 2009-06-18 Anatoly Sokolov <aesok@post.ru>
3250 * config/avr/avr.c (avr_override_options): Remove setting value of
3251 PARAM_INLINE_CALL_COST.
3253 2009-06-18 Richard Henderson <rth@redhat.com>
3256 * tree-pass.h (TDF_ASMNAME): New.
3257 * tree-dump.c (dump_options): Add asmname.
3258 * doc/invoke.texi: Document it.
3260 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
3261 (dump_decl_name): ...here.
3262 (dump_function_name): New flags arg; mind TDF_ASMNAME.
3263 (dump_generic_node): Update dump_function_name calls.
3264 (print_call_name): New flags arg; update all dump calls.
3265 * diagnostic.h (print_call_name): Update.
3266 * gimple-pretty-print.c (dump_gimple_call): Update.
3268 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
3271 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
3273 2009-06-18 Diego Novillo <dnovillo@google.com>
3275 * doc/plugins.texi: Document plugin_is_GPL_compatible.
3276 * plugin.c (str_license): Declare.
3277 (try_init_one_plugin): Assert that the symbol
3278 'plugin_is_GPL_compatible' exists.
3280 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
3283 * Makefile.in (OBJS-common): Remove see.o.
3285 * common.opt (fsee): Mark as preserved for backward compatibility.
3286 * opts.c (common_handle_option): Add OPT_fsee to the backward
3287 compatibility section.
3288 * passes.c (init_optimization_passes, pass_see): Remove pass.
3289 * timevar.def (TV_SEE): Remove.
3290 * tree-pass.h (pass_see): Remove declaration.
3291 * doc/invoke.texi (-fsee): Remove documentation.
3293 2009-06-18 Martin Jambor <mjambor@suse.cz>
3295 * tree-sra.c: Include statistics.h
3296 (sra_stats): New variable.
3297 (sra_initialize): Clear sra_stats.
3298 (create_access_replacement): Increment sra_stats.replacements.
3299 (get_access_replacement): Do not return twice.
3300 (analyze_all_variable_accesses): Increment statistics counter by the
3301 number of scalarized aggregates.
3302 (generate_subtree_copies): Increment sra_stats.subtree_copies.
3303 (sra_modify_expr): Increment sra_stats.exprs.
3304 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
3305 (sra_modify_assign): Increment sra_stats.exprs,
3306 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
3307 (perform_intra_sra): Update statistics counters.
3308 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
3310 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3312 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
3313 (arm_scalar_mode_supported_p): New function.
3315 2009-06-18 Paul Brook <paul@codesourcery.com>
3316 Sandra Loosemore <sandra@codesourcery.com>
3318 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
3319 (__extendhfsf2, __truncsfhf2): Define.
3320 * config/arm/fp16.c: New file.
3321 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3322 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3324 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3326 * doc/extend.texi (Half-Precision): New section.
3327 * doc/invoke.texi (Option Summary): List -mfp16-format.
3328 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
3329 * config/arm/arm.opt (mfp16-format=): New.
3330 * config/arm/arm.c: Include intl.h.
3331 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
3332 (TARGET_INVALID_RETURN_TYPE): Redefine.
3333 (TARGET_PROMOTED_TYPE): Redefine.
3334 (TARGET_CONVERT_TO_TYPE): Redefine.
3335 (arm_fp16_format): Define.
3336 (all_fpus): Add entry for neon-fp16.
3337 (fp_model_for_fpu): Likewise.
3338 (struct fp16_format): Declare.
3339 (all_fp16_formats): Define.
3340 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
3342 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
3344 (arm_legitimate_index_p): Treat HFmode like HImode.
3345 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3346 (coproc_secondary_reload_class): Special-case HFmode.
3347 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3348 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3349 (arm_init_fp16_builtins): New.
3350 (arm_init_builtins): Call it.
3351 (arm_invalid_parameter_type): New.
3352 (arm_invalid_return_type): New.
3353 (arm_promoted_type): New.
3354 (arm_convert_to_type).
3355 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3357 (arm_emit_fp16_const): New function.
3358 (arm_mangle_type): Mangle __fp16 as "Dh".
3359 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3361 (TARGET_NEON_FP16): New.
3362 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3363 (enum fputype): Add FPUTYPE_NEON_FP16.
3364 (enum arm_fp16_format_type): Declare.
3365 (arm_fp16_format): Declare.
3366 (LARGEST_EXPONENT_IS_NORMAL): Define.
3367 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3368 * config/arm/arm-modes.def (HFmode): Define.
3369 * config/arm/vfp.md: (*movhf_vfp): New.
3372 * config/arm/arm.md: (fpu): Add neon_fp16.
3373 (floatsihf2, floatdihf2): New.
3374 (fix_trunchfsi2, fix_trunchfdi2): New.
3378 (*arm32_movhf): New.
3379 (*thumb1_movhf): New.
3380 (consttable_2): Add check for HFmode constants.
3381 (consttable_4): Handle HFmode constants.
3383 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3385 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3387 2009-06-17 Olivier Hainque <hainque@adacore.com>
3389 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3390 const char ** conversion in AIX specific section.
3392 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3394 * config/i386/i386.c (ix86_special_builtin_type): Remove
3395 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3396 (bdesc_special_args): Updated.
3397 (ix86_init_mmx_sse_builtins): Likewise.
3398 (ix86_expand_special_args_builtin): Likewise.
3400 2009-06-17 Richard Henderson <rth@redhat.com>
3402 * tree-pretty-print.c (maybe_dump_asm_name): New.
3403 (dump_decl_name): Use it.
3404 (PRINT_FUNCTION_NAME): Merge into...
3405 (dump_function_name): ... here. Use maybe_dump_asm_name.
3407 2009-06-17 Cary Coutant <ccoutant@google.com>
3409 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3411 * debug.c (struct gcc_debug_hooks): Change placeholder for
3413 (debug_nothing_int_charstar_int): Replaced by...
3414 (debug_nothing_int_charstar_int_bool): ...this.
3415 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3416 source_line prototype.
3417 (debug_nothing_int_charstar_int): Replaced by...
3418 (debug_nothing_int_charstar_int_bool): ...this.
3419 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3420 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3421 Output is_stmt operand when necessary.
3422 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3423 (notice_source_line): Add is_stmt parameter.
3424 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3425 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3427 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3428 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3430 2009-06-17 Ian Lance Taylor <iant@google.com>
3432 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3434 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3437 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3439 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3440 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3441 tree_strip_sign_nop_conversions and
3442 tree_ssa_strip_useless_type_conversions rather than stripping
3443 the operations here.
3444 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3446 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3447 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3448 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3449 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3452 2009-06-17 Michael Eager <eager@eagercon.com>
3454 * config/rs6000/constraints.md (register_constraint "d"): New.
3455 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3456 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3457 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3458 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3459 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3460 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3461 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3462 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3463 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3464 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3466 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3467 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3468 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3469 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3470 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3471 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3472 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3473 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3474 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3475 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3476 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3477 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3478 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3479 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3481 2009-06-16 Ian Lance Taylor <iant@google.com>
3483 * profile.c (total_num_never_executed): Don't define.
3484 (compute_branch_probabilities): Don't count or print
3486 (init_branch_prob): Don't set total_num_never_executed.
3487 (end_branch_prob): Don't print total_num_never_executed.
3489 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3491 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3493 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3495 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3496 (nabstd2_fpr): Same.
3498 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3500 * expr.c (expand_assignment): Change complex type check.
3502 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3504 * doc/plugins.texi (Building GCC plugins): Added new section.
3506 2009-06-17 Ian Lance Taylor <iant@google.com>
3508 * c-pch.c (get_ident): Don't set size of templ array.
3509 (pch_init): Don't set size of partial_pch array.
3511 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3512 string constant to intialize an array whose size is the length of
3515 2009-06-17 Richard Guenther <rguenther@suse.de>
3517 PR tree-optimization/40389
3518 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3519 to addressable types.
3520 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3522 2009-06-17 Richard Guenther <rguenther@suse.de>
3525 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3526 if there is no evolution of left in the loop bail out.
3527 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3528 chrec_fold_multiply.
3530 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3531 Janis Johnson <janis187@us.ibm.com>
3534 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3535 for the symbol ref of a constant that is the source of a move
3536 - nor for any other not-obvious-label-ref constants.
3538 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3540 * plugin.c (position_pass): Skip newly inserted pass during list
3541 traversal to avoid repeated insertion.
3543 2009-06-16 Ian Lance Taylor <iant@google.com>
3545 * vec.h (VEC_stack_alloc): Define different version if
3546 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3547 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3548 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3549 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3551 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3553 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3555 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3556 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3557 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3558 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3559 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3560 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3561 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3562 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3563 __builtin_ia32_rdtscp.
3564 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3565 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3566 and __builtin_ia32_rorhi.
3567 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3568 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3569 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3570 (ix86_expand_args_builtin): Likewise.
3571 (ix86_expand_special_args_builtin): Likewise.
3573 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3574 (UNSPECV_RDTSC): Likewise.
3575 (UNSPECV_RDPMC): Likewise.
3576 (*bsr): Renamed to ...
3578 (*bsr_rex64): Renamed to ...
3582 (*rdpmc_rex64): Likewise.
3585 (*rdtsc_rex64): Likewise.
3587 (*rdtscp): Likewise.
3588 (*rdtscp_rex64): Likewise.
3590 * config/i386/ia32intrin.h: New.
3592 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3594 2009-06-16 Ian Lance Taylor <iant@google.com>
3596 * ira-build.c (copy_info_to_removed_store_destinations):
3597 Initialize parent_a.
3599 2009-06-16 Ian Lance Taylor <iant@google.com>
3601 * c-decl.c (grokdeclarator): Change size_varies to bool.
3603 2009-06-16 Ian Lance Taylor <iant@google.com>
3605 * sel-sched.c: Make forward declarations of move_op_hooks and
3606 fur_hooks explicitly extern.
3608 2009-06-16 Ian Lance Taylor <iant@google.com>
3610 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3611 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3613 2009-06-16 Ian Lance Taylor <iant@google.com>
3615 * resource.c (mark_referenced_resources): Change
3616 include_delayed_effects parameter to bool. Change all callers.
3617 (mark_end_of_function_resources): Likewise.
3618 * reorg.c (insn_references_resource_p): Likewise.
3619 (insn_sets_resource_p): Likewise.
3620 * resource.h (mark_referenced_resources): Update declaration.
3621 (mark_end_of_function_resources): Update declaration.
3623 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3625 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3627 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3629 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3630 GCC can bootstrap on AIX with GNU Binutils 2.20.
3632 2009-06-16 Ian Lance Taylor <iant@google.com>
3634 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3636 2009-06-16 Ian Lance Taylor <iant@google.com>
3638 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3639 inline, not extern inline.
3640 (exact_log2): Likewise.
3641 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3643 (exact_log2): Likewise, but don't test CTZ_HWI.
3645 2009-06-16 Ian Lance Taylor <iant@google.com>
3647 * bitmap.c (bitmap_clear): Don't declare as inline.
3648 * gimple.c (gimplify_assign): Likewise.
3649 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3650 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3651 (sched_scan_info): Remove duplicate definition.
3653 2009-06-16 Ian Lance Taylor <iant@google.com>
3655 * c-common.c (skip_evaluation): Don't define.
3656 (c_inhibit_evaluation_warnings): Define global variable.
3657 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3658 than skip_evaluation.
3659 (convert_and_check, warn_for_div_by_zero): Likewise.
3660 * c-common.h (skip_evaluation): Don't declare.
3661 (c_inhibit_evaluation_warnings): Declare.
3662 * c-parser.c (c_parser_typeof_specifier): Set
3663 c_inhibit_evaluation_warnings rather than skip_evaluation.
3664 (c_parser_conditional_expression): Likewise.
3665 (c_parser_binary_expression): Likewise.
3666 (c_parser_sizeof_expression): Likewise.
3667 (c_parser_alignof_expression): Likewise.
3668 * c-typeck.c (build_indirect_ref): Check
3669 c_inhibit_evaluation_warnings rather than skip_evaluation.
3670 (build_conditional_expr, build_binary_op): Likewise.
3672 2009-06-16 Richard Guenther <rguenther@suse.de>
3674 * tree-ssa-alias.c (is_escape_site): Remove.
3675 * tree-ssa-alias.h (enum escape_type): Remove.
3676 (is_escape_site): Likewise.
3677 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3678 via casts and asms without deferring to is_escape_site.
3680 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3683 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3684 use gen_lowpart if op0 has complex mode.
3686 2009-06-16 Richard Guenther <rguenther@suse.de>
3688 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3689 variables add them to ESCAPED.
3690 (find_func_aliases): Do not make all indirectly stored values escaped.
3692 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3694 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3697 2009-06-16 Martin Jambor <mjambor@suse.cz>
3699 PR tree-optimization/40432
3700 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3701 check whether we need to force gimple register operand.
3703 2009-06-16 Martin Jambor <mjambor@suse.cz>
3705 PR tree-optimization/40413
3706 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3707 build_ref_for_offset.
3708 (propagate_subacesses_accross_link): Fix a typo in a comment.
3710 2009-06-16 Ira Rosen <irar@il.ibm.com>
3712 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3713 with additional parameter.
3714 * tree-vectorizer.h (enum vect_def_type): Add new value
3716 (enum vect_relevant): Add comments.
3717 (vect_is_simple_reduction): Add new argument.
3718 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3719 Detect nested cycles.
3720 (vect_is_simple_reduction): Update documentation, add an argument to
3721 distinguish inner-loop reduction from nested cycle, detect nested
3722 cycles, fix printings and indentation, don't swap operands in case
3724 (get_initial_def_for_reduction): Handle subtraction.
3725 (vect_create_epilog_for_reduction): Add new argument to specify
3727 (vect_finalize_reduction): Handle subtraction, fix comments.
3728 (vectorizable_reduction): Handle nested cycles. In case of nested
3729 cycle keep track of the reduction variable position. Call
3730 vect_is_simple_reduction with additional parameter. Use original
3731 statement code in reduction epilogue for nested cycle. Call
3732 vect_create_epilog_for_reduction with additional parameter.
3733 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3734 inner-loop vectorization.
3735 (vect_recog_widen_sum_pattern): Likewise.
3736 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3738 (vect_mark_stmts_to_be_vectorized): Likewise.
3739 (vect_get_vec_def_for_operand): Handle nested cycles.
3741 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3743 * doc/invoke.texi (Debugging Options): Fix option index entries
3744 for -fdump-statistics, -frandom-seed add entries for
3745 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3746 (FRV Options): Fix entries for -mTLS, -mtls.
3747 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3748 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3749 (M68hc1x Options): Fix @itemx for -mnominmax.
3750 (MCore Options): Fix entry for -mno-lsim.
3751 (MMIX Options): Fix entry for -mabi=mmixware.
3752 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3754 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3756 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3757 Mention the plugin mode of gengtype.
3758 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3759 * gengtype.c: Updated copyright.
3760 (plugin_files, nb_plugin_files) Added new static variables.
3761 (measure_input_list) Care about plugin_files.
3762 (write_rtx_next): Added early return in plugin mode.
3763 (create_file): Updated copyright year in generated file. Added
3765 (oprintf): Added early return if NULL outf.
3766 (get_output_file_with_visibility): Care of plugin_files.
3767 (get_output_file_name): May return null.
3768 (write_local): Added early return.
3769 (put_mangled_filename): Ditto.
3770 (finish_root_table): Added check for base_files.
3771 (write_roots): Care about null when plugins.
3772 (main): Added plugin mode.
3774 2009-06-15 Ian Lance Taylor <iant@google.com>
3776 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3777 * gcov.c (read_count_file): Add braces around variables declared
3780 * c.opt (Wjump-misses-init): New warning.
3781 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3782 -Wall and -Wc++-compat if not already set.
3783 (c_common_post_options): Clear warn_jump_misses_init if it was not
3785 * c-decl.c (struct c_binding): Change type field to a union with
3786 new label field. Make it the first field in the struct. Update
3787 references to type to use u.type instead.
3788 (struct c_spot_bindings): Define.
3789 (struct c_goto_bindings): Define.
3790 (c_goto_bindings_p): Define, along with VECs.
3791 (struct c_label_vars): Define.
3792 (struct c_scope): Add has_label_bindings field.
3793 (bind_label, set_spot_bindings): New static functions.
3794 (decl_jump_unsafe, update_spot_bindings): New static functions.
3795 (update_label_decls): New static function.
3796 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3797 Update binding u.label field to shadowed field.
3798 (c_binding_start_stmt_expr): New function.
3799 (c_binding_end_stmt_expr): New function.
3800 (pushdecl): Don't call c_begin_vm_scope.
3801 (make_label): Add defining and p_label_vars parameters. Change
3803 (lookup_label): Correct test for whether a label has not yet been
3804 defined. Call bind_label rather than bind.
3805 (warn_about_goto): New static function.
3806 (lookup_label_for_goto): New function.
3807 (declare_label): Call bind_label rather than bind.
3808 (check_earlier_gotos): New static function.
3809 (define_label): Don't give errors about jumping into statement
3810 expressions or scopes of variably modified types. Call
3811 set_spot_bindings and check_earlier_gotos. Call bind_label
3812 instead of bind. Don't set label_context_stack_se or
3813 label_context_stack_vm.
3814 (c_get_switch_bindings): New function.
3815 (c_release_switch_bindings): New function.
3816 (c_check_switch_jump_warnings): New function.
3817 (start_function): Don't set label_context_stack_se or
3818 label_context_stack_vm.
3819 (finish_function): Likewise.
3820 * c-typeck.c (label_context_stack_se): Don't define.
3821 (label_context_stack_vm): Don't define.
3822 (c_finish_goto_label): Call lookup_label_for_goto rather than
3823 lookup_label. Don't give errors about jumping into a statement
3824 expression or the scope of a variably modified type. Don't set
3825 label_context_stack_se or label_context_stack_vm.
3826 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3827 fields. Add bindings field.
3828 (c_start_case): Don't set deleted fields. Set bindings field.
3829 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3830 or blocked_vm. Call c_check_switch_jump_warnings.
3831 (c_finish_case): Don't test blocked_stmt_expr field. Call
3832 c_release_switch_bindings.
3833 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3834 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3835 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3836 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3837 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3838 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3839 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3840 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3841 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3842 (C_DECL_UNJUMPABLE_VM): Don't define.
3843 (C_DECL_UNDEFINABLE_VM): Don't define.
3844 (struct c_label_list): Don't define.
3845 (struct c_label_context_se): Don't define.
3846 (struct c_label_context_vm): Don't define.
3847 (struct c_spot_bindings): Declare.
3848 (c_bindings_start_stmt_expr): Declare.
3849 (c_bindings_end_stmt_expr): Declare.
3850 (lookup_label_for_goto): Declare.
3851 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3852 (c_check_switch_jump_warnings): Declare.
3853 (label_context_stack_se, label_context_stack_vm): Don't declare.
3854 (c_finish_goto_label): Update declaration.
3855 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3856 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3857 (Warning Options): Document -Wjump-misses-init.
3859 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3861 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3864 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3866 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3868 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3870 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3872 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3874 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3876 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3878 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3879 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3880 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3881 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3882 * dwarf2asm.c (dw2_force_const_mem): Update call to
3884 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3885 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3886 * langhooks.c (lhd_comdat_group): Remove.
3887 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3888 * tree.h (DECL_COMDAT_GROUP): New.
3889 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3890 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3891 (make_decl_one_only): Change signature.
3892 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3894 (make_decl_one_only): Change signature.
3895 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3897 2009-06-15 Richard Guenther <rguenther@suse.de>
3900 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3902 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3904 * tree-ssa-math-opts.c: Remove extra divide.
3906 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3908 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3910 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3912 * passes.c: Add bswap pass.
3913 * tree-pass.h: Add pass_optimize_bswap declaration.
3914 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3915 Include rtl.h, expr.h and optabs.h for optab_handler check.
3916 (struct symbolic_number, pass_optimize_bswap): New definition.
3917 (do_shift_rotate, verify_symbolic_number_p): New functions.
3918 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3919 (gate_optimize_bswap): New function.
3920 * tree.c (widest_int_cst_value): New function.
3921 * tree.h (widest_int_cst_value): Prototype added.
3923 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3925 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3926 REG_EQUAL/REG_EQUIV notes.
3928 2009-06-14 Richard Guenther <rguenther@suse.de>
3931 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3932 has its address taken if NRV was applied and it is addressable.
3933 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3934 function split out from ...
3935 (get_constraint_for_1): ... here.
3936 (handle_rhs_call): Use it to mark the return slot escaped if
3937 it is addressable and NRV was applied.
3939 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3941 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3942 Change first argument type to location_t.
3943 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3944 Do not set input_location.
3945 Use loc instead of input_location throughout.
3947 2009-06-13 Richard Guenther <rguenther@suse.de>
3949 PR tree-optimization/40421
3950 * tree-predcom.c (should_unroll_loop_p): Remove.
3951 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3953 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3955 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3956 Add location argument.
3958 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3960 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3962 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3963 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3964 * config/spu/spu-protos.h: Add location to
3965 spu_resolve_overloaded_builtin.
3966 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3967 spu_build_builtin_va_list.
3968 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3969 argument. Pass location to build_function_call_vec.
3970 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3972 (emit_fpu_switch): Same.
3973 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3974 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3975 to build_decl and create_artificial_label.
3976 (xtensa_gimplify_va_arg_expr): Same.
3977 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3978 (xstormy16_gimplify_va_arg_expr): Same.
3979 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3980 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3981 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3982 (mips16_build_function_stub): Same.
3983 (mips16_build_call_stub): Same.
3985 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3988 * arm/constraints.md (Pa, Pb): New constraints.
3989 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3990 split pattern to deal with them.
3992 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3994 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3995 fix index entry for -Xpreprocessor.
3997 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3999 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4000 Add location argument to build_decl call.
4001 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
4002 (rs6000_init_builtins): Same.
4003 (spe_init_builtins): Same.
4004 (rs6000_gimplify_va_arg): Add location argument to
4005 create_artificial_label call.
4007 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
4009 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
4010 * combine-stack-adj.c (pass_stack_adjustments): Use it.
4011 * Makefile.in: Fix GGC dependency for gcse.o.
4013 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4015 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
4016 * gimple-pretty-print.c (dump_gimple_stmt): Same.
4017 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
4019 * c-parser.c (c_parser_binary_expression): Use current column while
4020 building binary operations.
4021 * common.opt (fshow-column): Enable by default.
4022 * tree-vrp.c (check_array_ref): Use warning_at.
4023 (check_array_bounds): Use location from call back if expr has no
4025 * tree.h: Add location argument to maybe_fold_*.
4026 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
4027 (maybe_fold_offset_to_array_ref): Add location argument and use it.
4028 (maybe_fold_offset_to_component_ref): Same.
4029 (maybe_fold_offset_to_reference): Same.
4030 (maybe_fold_offset_to_address): Same.
4031 (maybe_fold_stmt_indirect): Same.
4032 (maybe_fold_stmt_addition): Same.
4033 (fold_stmt_r): Pass location to maybe_fold_*.
4034 (fold_gimple_assign): Same.
4035 * c-tree.h: Add location argument to finish_decl,
4036 default_function_array_conversion, store_init_value.
4037 * c-decl.c (define_label): Use error_at.
4038 (c_make_fname_decl): Pass location to finish_decl.
4039 (finish_decl): New location argument.
4040 (build_compound_literal): Pass location to store_init_value.
4041 (grokdeclarator): Pass location to finish_decl.
4043 * c-typeck.c (array_to_pointer_conversion): New location argument.
4044 (function_to_pointer_conversion): Same.
4045 (default_function_array_conversion): Same.
4046 (parser_build_unary_op): Pass location to overflow_warning.
4047 (parser_build_binary_op): Same. Use warning_at.
4048 (build_unary_op): Pass location to array_to_pointer_conversion.
4049 (build_c_cast): Pass location to digest_init.
4050 (build_modify_expr): New location argument.
4051 (convert_for_assignment): Same.
4052 (store_init_value): Same.
4053 (digest_init): Same.
4054 (output_init_element): Pass location to digest_init and
4055 array_to_pointer_conversion.
4056 (c_finish_return): Pass location to convert_for_assignment.
4057 * gimplify.c (gimplify_conversion): Pass location to
4058 maybe_fold_offset_to_address.
4059 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
4060 to maybe_fold_stmt_addition.
4061 * c-omp.c (c_finish_omp_atomic): Pass new location to
4063 (c_finish_omp_for): Same.
4064 * c-common.c (overflow_warning): New argument.
4065 * c-common.h: New argument to build_modify_expr, overflow_warning.
4066 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
4068 (c_parser_initializer): Pass location to
4069 default_function_array_conversion.
4070 (c_parser_initelt): Same.
4071 (c_parser_initval): Same.
4072 (c_parser_asm_operands): Same.
4073 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
4074 (c_parser_conditional_expression): Same.
4075 (c_parser_binary_expression): Add location info to stack. Use it.
4076 (c_parser_unary_expression): Pass location to
4077 default_function_array_conversion, parser_build_unary_op,
4078 build_indirect_ref, c_parser_postfix_expression_after_primary.
4079 (c_parser_postfix_expression_after_primary): New location argument.
4081 (c_parser_expression_conv): Pass location to
4082 default_function_array_conversion.
4083 (c_parser_expr_list): Same.
4084 (c_parser_omp_atomic): Same.
4085 (c_parser_omp_for_loop): Same.
4086 * c-tree.h: (struct c_declarator): Add comment to id_loc.
4087 (build_array_declarator): New argument.
4088 * c-decl.c (build_array_declarator): Add location argument.
4089 (grokdeclarator): Set id_loc for cdk_array.
4090 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
4091 build_array_declarator.
4092 * tree.c (build_omp_clause): Add location argument.
4093 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
4094 (OMP_CLAUSE_LOCATION): New macro.
4095 (struct tree_omp_clause): Add location field.
4096 (build_omp_clause): Add argument.
4097 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
4098 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
4100 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
4101 (cp_parser_omp_clause_collapse): Same.
4102 (cp_parser_omp_clause_default): Same.
4103 (cp_parser_omp_clause_if): Same.
4104 (cp_parser_omp_clause_nowait): Same.
4105 (cp_parser_omp_clause_num_threads): Same.
4106 (cp_parser_omp_clause_ordered): Same.
4107 (cp_parser_omp_clause_schedule): Same.
4108 (cp_parser_omp_clause_untied): Same.
4109 (cp_parser_omp_for_loop): Same.
4110 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4111 * c-tree.h (c_start_case): Add location argument.
4112 (c_process_expr_stmt): Same.
4113 (c_finish_goto_*): Same.
4114 * tree-parloops.c (initialize_reductions): Pass location to
4116 (create_parallel_loop): Same.
4117 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
4118 (gfc_trans_omp_reduction_list): Same.
4119 (gfc_trans_omp_clauses): Same.
4120 (gfc_trans_omp_do): Same.
4121 * c-typeck.c (c_finish_goto_label): Same.
4122 (c_finish_goto_ptr): New location argument.
4123 (c_start_case): Same.
4124 (emit_side_effect_warnings): Same.
4125 (c_process_expr_stmt): Same.
4126 (c_finish_stmt_expr): Same.
4127 (c_finish_omp_clauses): Use error_at instead of error.
4128 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4130 * c-omp.c (c_split_parallel_clauses): New location argument.
4131 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4132 to build_omp_clause.
4133 (convert_local_reference_stmt): Same.
4134 (convert_gimple_call): Same.
4135 * c-common.h (c_split_parallel_clauses): New argument.
4136 * c-parser.c (c_parser_statement_after_labels): Pass location to
4137 c_finish_goto_label.
4138 (c_parser_switch_statement): Pass location to c_start_case.
4139 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4140 and c_process_expr_stmt.
4141 (c_parser_omp_variable_list): Add location argument.
4142 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4143 (c_parser_omp_clause_default): Same.
4144 (c_parser_omp_clause_if): Same.
4145 (c_parser_omp_clause_num_threads): Same.
4146 (-c_parser_omp_clause_ordered): Same.
4147 (c_parser_omp_clause_reduction): Pass location to
4148 c_parser_omp_variable_list.
4149 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4150 (c_parser_omp_clause_untied): Same.
4151 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4152 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4154 * c-tree.h (check_for_loop_decls, undeclared_variable,
4155 build_component_ref, build_array_ref, build_external_ref,
4156 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4157 build_conditional_expr, build_compound_expr, c_cast_expr,
4158 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4159 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4161 * c-semantics.c (build_stmt): Same.
4162 (build_case_label): Same.
4163 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4164 (undeclared_variable): New argument.
4166 (lookup_label): Pass location on down.
4167 (define_label): Same.
4168 (finish_decl): Same.
4169 (build_compound_literal): Same.
4170 (finish_struct): Same.
4171 (finish_function): Do not set location here.
4172 (check_for_loop_decls): New argument.
4173 * tree.c (save_expr): Set location.
4174 (build_empty_stmt): New argument.
4175 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4176 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4177 * builtins.c (gimplify_va_arg_expr): Use locations.
4178 (expand_builtin_sync_operation): Same.
4179 * c-typeck.c (build_component_ref): New argument.
4180 (build_array_ref): Same.
4181 (build_external_ref): Same.
4182 (c_expr_sizeof_expr): Same.
4183 (c_expr_sizeof_type): Same.
4184 (parser_build_unary_op): Same.
4185 (build_conditional_expr): Same.
4186 (build_compound_expr): Pass location on down.
4187 (build_compound_expr): New argument.
4188 (build_c_cast): Same.
4189 (c_cast_expr): Same.
4190 (build_asm_expr): Same.
4191 (c_finish_return): Same.
4192 (c_process_expr_stmt): Pass location on down.
4193 (c_finish_stmt_expr): New argument.
4194 (push_clenaup): Same.
4195 (c_finish_omp_parallel): Same.
4196 (c_finish_omp_task): Same.
4197 * gimplify.c (gimplify_call_expr): Pass location on down.
4198 * c-omp.c (c_finish_omp_master): New argument.
4199 (c_finish_omp_critical): Same.
4200 (c_finish_omp_ordered): Same.
4201 (c_finish_omp_barrier): Same.
4202 (-c_finish_omp_taskwait): Same.
4203 (c_finish_omp_atomic): Same.
4204 (c_finish_omp_flush): Same.
4205 * tree-inline.c (copy_tree_body_r): Pass location on down.
4206 (inline_forbidden_p): Remove use of input_location.
4207 * c-gimplify.c (c_build_bind_expr): New argument.
4208 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
4209 (c_sizeof_or_alignof_type): New argument.
4210 (c_alignof_expr): Same.
4211 (build_va_arg): Same.
4212 (c_add_case_label): Same.
4213 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
4214 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
4215 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
4216 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
4217 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
4218 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
4220 * stub-objc.c (objc_build_selector_expr): Same.
4221 (objc_build_throw_stmt): Same.
4222 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
4223 (c_parser_initelt): Same.
4224 (c_parser_compound_statement): Same.
4225 (c_parser_compound_statement_nostart): Same.
4226 (c_parser_label): Same.
4227 (c_parser_statement_after_labels): Same.
4228 (c_parser_if_body): Same.
4229 (c_parser_else_body): Same.
4230 (c_parser_if_statement): Same.
4231 (c_parser_switch_statement): Same.
4232 (c_parser_while_statement): Same.
4233 (c_parser_do_statement): Same.
4234 (c_parser_for_statement): Same.
4235 (c_parser_asm_statement): Same.
4236 (c_parser_conditional_expression): Same.
4237 (c_parser_binary_expression): Same.
4238 (c_parser_cast_expression): Same.
4239 (c_parser_unary_expression): Same.
4240 (c_parser_sizeof_expression): Same.
4241 (c_parser_alignof_expression): Same.
4242 (c_parser_postfix_expression): Same.
4243 (c_parser_expression): Same.
4244 (c_parser_objc_receiver): Same.
4245 (c_parser_omp_variable_list): Same.
4246 (c_parser_omp_structured_block): Same.
4247 (c_parser_omp_atomic): New argument.
4248 (c_parser_omp_barrier): Same.
4249 (c_parser_omp_critical): Same.
4250 (c_parser_omp_flush): Pass location on down.
4251 (c_parser_omp_for_loop): New argument.
4252 (c_parser_omp_for): Same.
4253 (c_parser_omp_master): Same.
4254 (c_parser_omp_ordered): Same.
4255 (c_parser_omp_sections_scope): Same.
4256 (c_parser_omp_sections): Same.
4257 (c_parser_omp_parallel): Same.
4258 (c_parser_omp_single): Same.
4259 (c_parser_omp_task): Same.
4260 (c_parser_omp_taskwait): Pass location on down.
4261 (c_parser_omp_construct): Same.
4262 (c_parser_omp_threadprivate): Same.
4263 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
4264 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
4265 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
4266 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
4267 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
4268 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
4269 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
4270 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
4271 config/i386/i386.c, stmt.c:
4272 Add location argument to the following function definitions and/or
4273 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
4274 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
4275 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
4276 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
4277 do_case, c_finish_bc_stmt, build_compound_literal,
4278 build_function_call.
4279 * c-decl.c (build_compound_literal): Add location argument.
4280 Make all diagnostic calls use location.
4281 (start_struct): Same.
4282 (finish_struct): Same.
4284 (build_enumerator): Same.
4285 (start_function): Same.
4286 (grokdeclarator): Make all diagnostic calls use location.
4287 (store_parm_decls_oldstyle): Same.
4288 * c-typeck.c (build_function_call): Add location argument.
4289 Make all diagnostic calls use location.
4291 (c_finish_bc_stmt): Same.
4292 * tree-nested.c (get_trampoline_type): Add argument.
4293 Pass location to build_decl.
4294 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
4295 * rtl.h (RTL_LOCATION): New.
4296 * c-common.c (c_add_case_label): Add location argument.
4297 Make all diagnostic calls use location.
4298 * c-common.h: Add location argument to make_fname_decl, do_case,
4299 c_add_case_label, build_function_call, resolve_overloaded_builtin.
4300 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
4301 Set it appropriately for every case. Pass enum_loc to start_enum
4302 call. Pass value_loc first to build_enumerator. Pass enum_loc to
4304 (c_parser_struct_or_union_specifier): Save location. Use it for
4305 start_struct, finish_struct, and parser_xref_tag.
4307 2009-06-12 Ian Lance Taylor <iant@google.com>
4309 * fold-const.c (fold_unary): Rename local variable and to and_expr.
4311 * c-opts.c (c_common_handle_option): For -Wc++-compat set
4312 cpp_opts->warn_cxx_operator_names.
4314 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4317 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
4318 is returns NULL and OP is a VCE, look through the VCE.
4320 2009-06-12 Ian Lance Taylor <iant@google.com>
4323 * collect2.c (main): Use CONST_CAST2 in code inside #if
4324 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
4326 2009-06-12 Joey Ye <joey.ye@intel.com>
4329 * cfgexpand.c (get_decl_align_unit): Update
4330 max_used_stack_slot_alignment with align instead of
4331 stack_alignment_needed.
4333 * function.c (assign_stack_local_1): Update
4334 max_used_stack_slot_alignment with alignment_in_bits instead
4335 of stack_alignment_needed.
4336 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
4339 2009-06-12 Jakub Jelinek <jakub@redhat.com>
4341 * dwarf2out.c (last_var_location_insn): New variable.
4342 (dwarf2out_end_epilogue): Clear last_var_location_insn.
4343 (dwarf2out_var_location): Don't record anything after last real
4344 insn. Only change labels if there were any real instructions
4345 in between last note and this one, or if changed sections.
4347 2009-06-11 Richard Henderson <rth@redhat.com>
4349 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4350 note when storing the frame pointer in a register.
4351 (FRP): Don't redefine to nothing for epilogue.
4352 (alpha_expand_epilogue): Mark register and sp restores.
4353 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4355 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4356 when gen_lowpart is needed.
4358 2009-06-11 Richard Henderson <rth@redhat.com>
4360 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4362 * dwarf2out.c (need_data_align_sf_opcode): New.
4363 (div_data_align): Move earlier.
4364 (def_cfa_1, reg_save): Use it.
4366 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4368 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4369 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4370 (ix86_handle_option): Handle OPT_mcrc32.
4371 (ix86_target_string): Add -mcrc32.
4372 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4374 * config/i386/i386.h (TARGET_CRC32): New.
4376 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4377 (sse4_2_crc32di): Likewise.
4379 * config/i386/i386.opt (mcrc32): New.
4381 * doc/invoke.texi: Document -mcrc32.
4383 2009-06-11 Richard Henderson <rth@redhat.com>
4385 * common.opt (gdwarf-): Accept a version number.
4386 * doc/invoke.texi (gdwarf-): Update docs.
4387 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4388 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4389 version level, and record it.
4391 * dwarf2.h (DW_CIE_VERSION): Remove.
4392 * dwarf2out.c (DWARF_VERSION): Remove.
4393 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4394 (output_call_frame_info): Use CIE version 3 for dwarf3,
4395 or if the return register column is out of range for version 1.
4396 (dwarf_stack_op_name): Add all dwarf3 values.
4397 (DEBUG_PUBTYPES_SECTION): New.
4398 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4399 encoding change for dwarf3.
4400 (output_die) [dw_val_class_die_ref]: Likewise.
4401 (output_compilation_unit_header): Emit correct version for dwarf3.
4402 (output_line_info): Likewise.
4403 (output_pubnames): Update for DWARF_VERSION removal.
4404 (output_aranges): Likewise.
4405 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4406 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4407 (dwarf2out_finish): Likewise.
4409 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4411 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4414 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4417 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4418 * builtins.c (expand_builtin_unreachable): New function.
4419 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4420 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4421 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4423 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4424 searching for missing barriers.
4426 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4428 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4429 when -fprofile-generate* was passed.
4430 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4432 2009-06-11 Anthony Green <green@moxielogic.com>
4434 * config/moxie/moxie.md: Define length attribute for all instructions.
4436 (*b<cond:code>): Support limited branch ranges for new PC-relative
4437 branch instructions.
4438 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4440 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4442 * config/i386/i386.c (min_insn_size): Use get_attr_length
4443 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4446 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4447 instead of emit_insn_before.
4449 2009-06-10 Ian Lance Taylor <iant@google.com>
4452 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4455 2009-06-10 Revital Eres <eres@il.ibm.com>
4457 * passes.c (init_optimization_passes): Reschedule
4458 predictive-commoning pass before complete unroll pass.
4460 2009-06-10 Martin Jambor <mjambor@suse.cz>
4462 * cgraph.c (cgraph_node_can_be_local_p): New function.
4463 (cgraph_make_node_local): New function.
4464 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4465 (cgraph_make_node_local): Declare.
4467 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4469 * tree.h (tree_base): Add packed_flag and user_align fields.
4470 Decrease size of spare field.
4471 (TYPE_USER_ALIGN): Use user_align from tree_base.
4472 (DECL_USER_ALIGN): Likewise.
4473 (TYPE_PACKED): Use packed_flag from tree_base.
4474 (DECL_PACKED): Likewise.
4475 (tree_type): Delete packed_flag and user_align fields. Widen
4476 precision field. Widen mode field and shuffle fields to align
4477 mode on an 8-bit boundary.
4478 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4479 Renumber decl_flag_* fields. Fix comments. Widen
4480 decl_common_unused field.
4481 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4482 (DECL_EXTERNAL): Likewise.
4483 (DECL_BIT_FIELD): Likewise.
4484 (DECL_NONADDRESSABLE_P): Likewise.
4485 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4486 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4488 2009-06-10 Ian Lance Taylor <iant@google.com>
4490 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4491 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4492 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4493 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4494 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4495 DEF_VEC_ALLOC_FUNC_P.
4496 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4497 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4498 DEF_VEC_ALLOC_FUNC_O.
4499 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4500 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4501 DEF_VEC_ALLOC_FUNC_I.
4502 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4503 (vec_stack_p_reserve_exact_1): Declare.
4504 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4505 (vec_stack_free): Declare.
4506 (VEC_stack_alloc): Define.
4507 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4508 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4509 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4510 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4512 (stack_vecs): New static variable.
4513 (vec_stack_p_reserve_exact_1): New function.
4514 (vec_stack_o_reserve_1): New static function.
4515 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4516 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4517 (vec_stack_free): New function.
4518 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4519 (VEC_df_ref_stack_alloc): Define.
4520 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4521 DEF_VEC_ALLOC_P_STACK.
4522 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4523 (struct df_collection_rec): Change _vec fields to VEC. Remove
4525 (df_free_collection_rec): Adjust for new fields.
4526 (df_insn_rescan): Use new df_collection_rec fields.
4527 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4528 (df_ref_create_structure, df_ref_record): Likewise.
4529 (df_get_conditional_uses, df_get_call_refs): Likewise.
4530 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4531 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4532 (df_record_exit_block_uses, df_bb_verify): Likewise.
4533 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4534 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4535 Remove count parameter. Change return type to void. Change all
4537 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4538 Remove count parameter. Change return type to void. Change all
4540 (df_install_refs): Change old_vec parameter to VEC. Remove count
4541 parameter. Change all callers.
4542 (df_install_mws): Change old_vec parameter to VEC. Remove count
4543 parameter. Change all callers.
4544 (df_refs_verify): Change new_rec parameter to VEC. Change call
4546 (df_mws_verify): Likewise.
4548 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4550 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4552 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4554 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4556 2009-06-10 Anthony Green <green@moxielogic.com>
4558 * config/moxie/crti.asm: New file.
4559 * config/moxie/crtn.asm: New file.
4560 * config/moxie/moxie.c: New file.
4561 * config/moxie/moxie.h: New file.
4562 * config/moxie/sfp-machine.h: New file.
4563 * config/moxie/moxie-protos.h: New file.
4564 * config/moxie/t-moxie: Created.
4565 * config/moxie/t-moxie-softfp: Created.
4566 * config/moxie/moxie.md: Created.
4567 * config/moxie/constraints.md: Created.
4568 * config.gcc: Add moxie support.
4569 * doc/md.texi (Machine Constraints): Add moxie constraints.
4570 * doc/contrib.texi (Contributors): Mention moxie port.
4571 * doc/install.texi (Specific): Mention the moxie port.
4573 2009-06-09 Ian Lance Taylor <iant@google.com>
4575 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4577 * optabs.c (optab_table): Only use designated initializers if
4578 HAVE_DESIGNATED_INITIALIZERS is defined.
4579 (convert_optab_table): Likewise.
4580 (init_optabs): Always call init_insn_codes if
4581 HAVE_DESIGNATED_INITIALIZERS is not defined.
4583 2009-06-09 Ian Lance Taylor <iant@google.com>
4585 * targhooks.c (default_builtin_vectorized_function): Change fn
4586 parameter to unsigned int.
4587 (default_builtin_vectorized_conversion): Change code parameter to
4589 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4590 * targhooks.h: Update declarations.
4591 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4592 parameter to unsigned int.
4594 * c-typeck.c (comptypes_check_enum_int): New static function.
4595 (comptypes_internal): Add enum_and_int_p parameter. Change all
4597 (comp_target_types): Add location parameter. Change all callers.
4598 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4600 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4601 (build_conditional_expr): Add colon_loc parameter. Change all
4603 (convert_for_assignment): Add location parameter. Change all callers.
4604 * c-parser.c (c_parser_conditional_expression): Pass location of
4605 colon to build_conditional_expr.
4606 * c-tree.h (build_conditional_expr): Update declaration.
4608 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4610 * graphite.c: Revert previous patch.
4612 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4615 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4617 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4619 * tree-ssa-loop-prefetch.c
4620 (loop_prefetch_arrays): Fixed a portability problem in printf format
4623 2009-06-09 Martin Jambor <mjambor@suse.cz>
4625 PR tree-optimization/40351
4626 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4627 refrence to a potential artifical subaccess can be constructed.
4629 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4631 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4632 (sh_override_options): Likewise.
4633 * config/sh/sh.c: Include params.h.
4634 (sh_optimization_options): New.
4635 (sh_override_options): Likewise.
4636 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4637 (OVERRIDE_OPTIONS): Use sh_override_options.
4639 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4641 * dwarf2out.c (emit_cfa_remember): New variable.
4642 (add_fde_cfi): If emit_cfa_remember, recurse to add
4643 DW_CFA_remember_state first.
4644 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4645 instead just set emit_cfa_remember.
4647 2009-06-08 Jan Hubicka <jh@suse.cz>
4650 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4652 2009-06-08 Jan Hubicka <jh@suse.cz>
4655 * cgraphunit.c (save_inline_function_body): Do not copy transform
4656 hooks for saved inline bodies.
4657 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4660 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4662 * jump.c (returnjump_p): Handle delayed branches. Add missing
4665 2009-06-08 Jan Hubicka <jh@suse.cz>
4668 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4669 original node might've been modified.
4670 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4672 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4674 * tree-object-size.c (addr_object_size): Add OSI argument.
4675 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4676 (compute_builtin_object_size, expr_object_size): Adjust callers.
4677 (plus_stmt_object_size): Call addr_object_size instead of
4678 compute_builtin_object_size.
4680 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4681 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4683 * tree-ssa-loop-prefetch.c
4684 (gather_memory_references): Introduced a counter for the number of
4686 (anything_to_prefetch_p): Introduced a counter for the number of
4688 (is_loop_prefetching_profitable): New function with a cost model
4690 (loop_prefetch_arrays): Use the new cost model to determine if
4691 prefetching is profitable.
4692 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4693 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4694 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4695 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4696 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4697 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4699 2009-06-08 Michael Matz <matz@suse.de>
4702 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4703 partitions use the same.
4704 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4705 for basevars of SSA_NAMEs.
4706 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4707 to not expand them twice.
4708 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4711 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4713 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4714 (fdump-final-insns=, gtoggle): New.
4715 * doc/invoke.texi: Document them.
4716 * final.c (rest_of_clean_state): Dump final insn stream.
4717 * gcc.c (invoke_as): Hook in -fcompare-debug.
4718 (static_spec_functions): Add compare-debug-dump-opt,
4719 compare-debug-self-opt and compare-debug-auxbase-opt.
4720 (compare_debug, compare_debug_second, compare_debug_opt): New.
4721 (switches_debug_check, n_switches_debug_check): New.
4722 (debug_auxbase_opt, debug_check_temp_file): New.
4723 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4725 (do_self_spec): Handle arguments after switches.
4726 (do_spec_1): Add .gk extension to temp file basenames for compare.
4727 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4728 (cc1_options): Use it instead of normal auxbase computation for
4729 the second compare-debug compilation.
4730 (compare_files): New.
4731 (main): Set up and implement compare debug mode.
4732 (compare_debug_dump_opt_spec_function): New.
4733 (compare_debug_self_opt_spec_function): New.
4734 (compare_debug_auxbase_opt_spec_function): New.
4735 * toplev.c (process_options): Handle flag_gtoggle,
4736 flag_dump_final_insns.
4737 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4738 during -fcompare-debug-second compilation.
4740 2009-06-07 Ian Lance Taylor <iant@google.com>
4742 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4743 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4745 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4746 with no default node. Change warning with %H to warning_at.
4747 Don't clear warn_switch around case checking.
4748 * doc/invoke.texi (Warning Options): Clarify distinction between
4749 -Wswitch and -Wswitch-enum.
4751 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4753 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4755 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4757 * gbl-ctors.h: Add header guard.
4759 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4761 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4762 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4763 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4764 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4765 prototypes for removed functions.
4766 (expressions_equal_p): Move to ...
4767 * tree-ssa-sccvn.h: ... here and ...
4768 * matrix-reorg.c: ... adjust includes.
4770 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4772 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4774 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4776 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4777 (finish_function): Remove erroneous whitespace.
4779 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4781 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4782 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4784 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4786 * errors.c (internal_error): Commentary typo fix.
4787 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4788 * tree-ssa-pre.c: Ditto.
4790 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4792 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4793 them is supposed to hold actual statements.
4795 2009-06-06 Ian Lance Taylor <iant@google.com>
4797 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4798 empty statements can now have attributes.
4800 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4802 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4803 * config/mips/mips.md: Ditto.
4805 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4807 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4809 (__eabi_uconvert): Likewise.
4811 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4813 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4814 CFI_* definitions with IN_GCC.
4816 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4818 * xcoffout.h (xcoffout_source_line): Update prototype.
4820 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4822 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4823 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4825 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4828 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4829 inlined_function_outer_scope_p blocks for artificial inlines
4831 * tree.c (tree_nonartificial_location): Rewrite using
4832 block_nonartificial_location.
4834 2009-06-05 Revital Eres <eres@il.ibm.com>
4835 Leehod Baruch <leehod@il.ibm.com>
4837 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4838 (expand_expr_real_1): Remove comment.
4839 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4840 Vectorize misaligned access when the target supports it.
4841 (vect_supportable_dr_alignment): Check for unaligned access support.
4842 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4845 2009-06-05 Julian Brown <julian@codesourcery.com>
4847 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4848 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4850 2009-06-05 Richard Guenther <rguenther@suse.de>
4853 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4856 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4858 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4859 (save_gprs): Don't tell unwinder when a global register is saved.
4860 (s390_emit_epilogue): Emit needed epilogue unwind info.
4862 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4864 * dwarf2out.c (deferred_asm_name): New.
4865 (add_name_and_src_coords_attributes): Defer creation of
4866 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4868 (move_linkage_attr): New.
4869 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4872 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4874 * tree-nested.c (finalize_nesting_tree_1): Declare the
4875 frame_decl in the binding tree.
4877 2009-06-04 Cary Coutant <ccoutant@google.com>
4879 * basic-block.h (struct basic_block_def): Add discriminator field.
4880 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4882 * debug.c (do_nothing_debug_hooks): Add additional entry.
4883 (debug_nothing_int_charstar_int): New function.
4884 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4885 (debug_nothing_int_charstar_int): New declaration.
4886 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4887 discriminator value in .loc directive.
4888 * final.c (last_discriminator): New variable.
4889 (discriminator): New variable.
4890 (final_start_function): Initialize above variables, pass current
4891 discriminator to debug hook.
4892 (notice_source_line): Check for discriminator change.
4893 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4894 * sdbout.c (sdbout_source_line): New parameter.
4895 * tree-cfg.c (struct locus_discrim_map): New structure type.
4896 (discriminator_per_locus): New hash table.
4897 (build_gimple_cfg): Allocate and free discriminator hash table.
4898 (make_edges): Call assign_discriminator.
4899 (locus_map_hash): New function.
4900 (locus_map_eq): New function.
4901 (next_discriminator_for_locus): New function.
4902 (same_line_p): New function.
4903 (assign_discriminator): New function.
4904 (make_cond_expr_edges): Call assign_discriminator.
4905 (make_gimple_switch_edges): Likewise.
4906 (first_non_label_stmt): New function.
4907 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4909 * xcoffout.c (xcoffout_source_line): Add new parameter.
4911 * configure.ac (gcc_cv_as_discriminator): New configury check for
4912 gas support for discriminator.
4913 * configure: Regenerate.
4914 * config.in: Regenerate.
4916 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4918 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4919 val after checking for integers.
4921 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4923 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4925 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4926 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4927 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4928 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4929 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4930 X64_SSE_REGPARM_MAX.
4931 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4932 X64_SSE_REGPARM_MAX.
4934 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4936 * gcc.c (report_times_to_file): New.
4937 (execute): Implement it.
4938 (process_command): Support -time=.
4939 * doc/invoke.texi: Document it.
4941 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4943 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4944 that have value exprs.
4946 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4948 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4949 declarations for constants until...
4950 (dw2_output_indirect_constant_1): ... this point.
4952 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4955 * arm.md (arm_addsi3): Don't try to split an add with an
4956 eliminable register until after reload has completed.
4958 2009-06-03 Ian Lance Taylor <iant@google.com>
4960 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4961 * genattrtab.c (write_length_unit_log): Likewise.
4962 * genchecksum.c (dosum): Likewise.
4963 * gengtype.c (write_rtx_next): Likewise.
4964 (finish_root_table, write_roots): Likewise.
4965 * gimple.c (gimple_ops_offset_): Likewise.
4966 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4967 * config/arc/arc.c (arc_attribute_table): Likewise.
4968 * config/arm/arm.c (arm_attribute_table): Likewise.
4969 * config/avr/avr.c (avr_attribute_table): Likewise.
4970 * config/crx/crx.c (crx_attribute_table): Likewise.
4971 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4972 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4973 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4974 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4975 * config/sh/sh.c (sh_attribute_table): Likewise.
4976 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4977 * config/spu/spu.c (spu_attribute_table): Likewise.
4978 * config/v850/v850.c (v850_attribute_table): Likewise.
4980 * config/alpha/alpha.c (vms_attribute_table): Make static.
4981 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4982 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4983 * config/mips/mips.c (mips_attribute_table): Likewise.
4985 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4987 (cc1-checksum.o): Likewise.
4989 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4991 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4993 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4995 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4996 insn if it is changing sp. Use gen_add3_insn instead of
4997 conditionally gen_addsi3 and gen_adddi3.
4998 (offset_below_red_zone_p): New static inline function.
4999 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
5000 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
5001 * config/rs6000/ppc-asm.h: Include auto-host.h.
5002 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
5003 CFI_RESTORE): Define.
5004 * config/rs6000/crtresxgpr.asm: Add unwind info.
5005 * config/rs6000/crtresxfpr.asm: Likewise.
5006 * config/rs6000/crtresgpr.asm: Likewise.
5007 * config/rs6000/crtresfpr.asm: Likewise.
5008 * config/rs6000/crtsavgpr.asm: Likewise.
5009 * config/rs6000/crtsavfpr.asm: Likewise.
5011 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
5012 argument of DWARF2_FRAME_REG_OUT macros.
5014 2009-06-03 Julian Brown <julian@codesourcery.com>
5016 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
5017 words or less (including TImode) in core registers.
5019 2009-06-03 Richard Guenther <rguenther@suse.de>
5022 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
5024 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
5026 * statistics.c (statistics_counter_event): Do not record event
5027 in pass dump if its number == -1.
5028 (curr_statistics_hash): Add assert that we never get passes
5029 with static number == -1.
5031 2009-06-03 Richard Guenther <rguenther@suse.de>
5032 Andrey Belevantsev <abel@ispras.ru>
5034 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
5035 non-BLKmode arrays addressable.
5037 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
5039 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
5040 * config/m68k/m68k.h: ... here.
5041 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
5044 2009-06-03 Martin Jambor <mjambor@suse.cz>
5046 PR tree-optimization/40323
5047 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
5050 2009-06-03 Richard Guenther <rguenther@suse.de>
5052 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5055 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
5057 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5058 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
5059 JUMP_TABLE_DATA_P where applicable.
5060 * config/sh/sh.c: Ditto.
5061 * config/sh/sh.h: Ditto.
5062 * config/sh/sh.md: Ditto.
5063 * config/sh/symbian.c: Ditto.
5065 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
5067 * config/i386/driver-i386.c (describe_cache): Optimize
5068 concatenation of strings. Use snprintf instead of sprintf.
5069 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
5070 target when not compiling with GCC.
5072 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
5074 * config/sh/sh.c: Revert last change.
5075 (sh_expand_epilogue): Emit a blockage insn before the frame
5076 pointer adjustment unconditionally.
5078 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5080 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
5081 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
5082 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
5083 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
5084 to COLLECT_GCC_OPTIONS.
5086 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5088 * collect2.c (target_system_root): New variable.
5089 (main): Handle --sysroot=.
5090 (ignore_library): Strip the sysroot from the library path.
5092 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5094 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
5095 (collect2.o): Depend on collect2-aix.h.
5096 (collect2-aix.o): New rule.
5097 * collect2-aix.h: New file.
5098 * collect2-aix.c: Likewise.
5099 * collect2.c: Include collect2-aix.h. Don't undefine
5100 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
5101 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5102 Use TARGET_AIX_VERSION instead of _AIX51.
5103 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5104 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5105 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5106 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5107 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5109 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5111 * collect2.c (ignore_library): Avoid premature post-increment
5114 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5116 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
5117 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
5118 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
5119 CROSS_DIRECTORY_STRUCTURE too.
5120 (LINK_LIBG_SPEC): Likewise.
5121 (LIB_SPEC): Add %R to sysroot paths.
5122 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5123 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5124 * config/rs6000/aix51.h: As for aix43.h.
5125 * config/rs6000/aix52.h: Likewise.
5126 * config/rs6000/aix53.h: Likewise.
5127 * config/rs6000/aix61.h: Likewise.
5128 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5129 to the beginning of sysroot paths.
5131 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5133 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5134 INSN_LISTs that are out of the REG_NOTE range.
5136 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5138 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5139 (struct var_to_expand): Likewise.
5140 (struct opt_info): Add head and tail for linked lists of the above.
5141 (analyze_insn_to_expand_var): Initialize next.
5142 (analyze_iv_to_split_insn): Likewise.
5143 (analyze_insns_in_loop): Create linked lists.
5144 (allocate_basic_variable): Simplify for use without hash table.
5145 (insert_var_expansion_initialization): Likewise, make it type-safer.
5146 (combine_var_copies_in_loop_exit): Likewise.
5147 (apply_opt_in_copies): Walk lists rather than hash tables.
5148 (release_var_copies): Simplified and inlined by hand into...
5149 (free_opt_info): ... this function.
5151 2009-06-02 Richard Guenther <rguenther@suse.de>
5153 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5156 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5158 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5159 only for builtins that are not overridden.
5161 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5163 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5166 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5168 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5170 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5172 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5174 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5176 * common.opt (fdump-unnumbered-links): New.
5177 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
5178 * print-rtl.c (flag_dump_unnumbered_links): New.
5179 (print_rtx): Test it.
5181 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
5183 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
5184 push/pop multiple to 8-byte alignment.
5186 2009-06-01 Jakub Jelinek <jakub@redhat.com>
5188 * config/i386/i386.c (queued_cfa_restores): New static variable.
5189 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
5191 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
5192 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
5193 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
5194 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
5195 note unconditionally.
5196 (ix86_emit_restore_regs_using_mov): Likewise.
5197 (ix86_emit_restore_sse_regs_using_mov): Likewise.
5198 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
5199 it through to ix86_emit_restore_reg_using_pop.
5200 (ix86_emit_leave): Add RED_OFFSET argument. Call
5201 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
5202 instead of adding REG_CFA_OFFSET note unconditionally.
5203 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
5204 the above functions. Call ix86_add_queued_cfa_restore_notes when
5207 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
5208 force output of the label even for dwarf2out_do_cfi_asm.
5209 (add_fde_cfi): If -g2 and above and cfi might change CFA,
5210 force creation of CFI label and chain DW_CFA_set_loc jumping to it
5211 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
5213 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5214 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
5215 dwarf2out_cfi_label callers.
5216 * tree.h (dwarf2out_cfi_label): Adjust prototype.
5217 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
5218 Adjust dwarf2out_cfi_label callers.
5219 * config/vax/vax.c (vax_output_function_prologue): Likewise.
5221 * config/i386/i386.h (struct machine_cfa_state,
5222 struct machine_function): Guard with ifndef USED_FOR_TARGET
5223 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
5226 * emutls.c (__emutls_get_address): Change arr->size to mean number
5227 of allocated arr->data entries instead of # of slots + 1.
5230 * recog.c (peep2_reinit_state): New function.
5231 (peephole2_init_state): Use it at the end of a basic block and also
5232 when seeing a RTX_FRAME_RELATED_P insn.
5234 2009-06-01 Steve Ellcey <sje@cup.hp.com>
5236 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
5237 fixuns_truncrfdi2): New.
5238 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
5239 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
5240 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
5241 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
5242 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
5243 *recip_approx): Remove.
5244 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
5245 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
5246 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
5248 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
5251 2009-06-01 Ian Lance Taylor <iant@google.com>
5253 * attribs.c (register_attribute): Use CONST_CAST.
5254 * collect2.c (main): Use CONST_CAST2.
5255 (scan_prog_file): Likewise.
5256 * gcc.c (process_command, main): Likewise.
5257 * toplev.c (toplev_main): Likewise.
5259 * c-typeck.c (handle_warn_cast_qual): New static function,
5260 partially broken out of build_c_cast.
5261 (build_c_cast): Call handle_warn_cast_qual.
5262 * doc/invoke.texi (Warning Options): Document new effect of
5265 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
5267 * diagnostic.c (diagnostic_build_prefix): Always print columns.
5268 (diagnostic_report_current_module): Print columns.
5269 * common.opt (flag_show_column): Enable by default.
5271 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
5273 * alias.c (find_base_term): Check for NULL term before returning.
5275 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5277 Revert due to PR40320:
5278 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5279 * calls.c (emit_library_call_value_1): Don't force_operand for move
5282 2009-06-01 Olivier Hainque <hainque@adacore.com>
5283 Eric Botcazou <ebotcazou@adacore.com>
5285 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
5286 to be processed as a bitfield for constructor output purposes.
5287 * output.h (initializer_constant_valid_for_bitfield_p): Declare
5289 * varasm.c (oc_local_state): New type, output_constructor
5290 local state to support communication with helpers.
5291 (oc_outer_state): New type, output_constructor outer state of
5292 relevance in recursive calls.
5293 (output_constructor_array_range): New output_constructor helper,
5294 extracted code for an array range element.
5295 (output_constructor_regular_field): New output_constructor helper,
5296 extracted code for an element that is not a bitfield.
5297 (output_constructor_bitfield): New output_constructor helper,
5298 extracted code for a bitfield element. Accept an OUTER state
5299 argument for recursive processing. Recurse on record or array
5300 CONSTRUCTOR values, possibly past noop conversions.
5301 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
5302 VALUE is a valid constant-valued expression for use in a static
5303 bit-field initializer.
5304 (output_constructor): Rework to use helpers. Accept and honor an
5305 OUTER state argument for recursive calls. Return total size. Be
5306 prepared for nested constructors initializing bitfields.
5307 (output_constant): Feed OUTER in calls to output_constructor.
5309 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5311 * calls.c (emit_library_call_value_1): Don't force_operand for move
5314 2009-06-01 Nick Clifton <nickc@redhat.com>
5316 * doc/invoke.texi (IA-64 Options): Fix typo.
5318 2009-06-01 Ira Rosen <irar@il.ibm.com>
5320 PR tree-optimization/39129
5321 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
5323 (vect_do_peeling_for_loop_bound): Use
5324 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5325 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5326 (vect_loop_versioning): Likewise.
5327 (vect_create_cond_for_alias_checks): Fix indentation.
5328 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
5330 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
5331 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
5332 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
5333 "control flow in loop".
5334 (vect_estimate_min_profitable_iters): Use
5335 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5336 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5337 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5338 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
5339 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
5340 statement belongs to a group of strided accesses with the exact code
5342 (vectorizable_load): Likewise.
5343 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
5344 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5346 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5348 * config/freebsd-stdint.h: New file.
5349 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5350 Add freebsd-stdint.h to tm_file.
5352 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5354 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5355 (thumb2_extendhidi2): Likewise.
5357 2009-05-31 Ian Lance Taylor <iant@google.com>
5359 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5361 2009-05-31 Ian Lance Taylor <iant@google.com>
5363 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5364 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5365 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5367 2009-05-31 Jason Merrill <jason@redhat.com>
5369 * tree-pretty-print.c (print_call_name): Take the callee, not the
5370 call itself. Make non-static. Use dump_function_name for functions.
5371 (dump_generic_node): Adjust.
5372 * diagnostic.h: Declare print_call_name.
5373 * gimple-pretty-print.c (dump_gimple_call): Use it.
5375 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5377 * config/sh/sh.md (ashldi3_std): New define_expand.
5380 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5383 * config/sh/sh.c: Include debug.h.
5384 (sh_expand_epilogue): Emit a blockage insn before the frame
5385 pointer adjustment also when dwarf2out_do_frame returns true.
5387 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5389 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5390 (thumb2_extendqidi2): New pattern.
5392 2009-05-31 Ira Rosen <irar@il.ibm.com>
5394 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5395 mark phis for renaming.
5396 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5397 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5398 Call mark_sym_for_renaming.
5399 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5400 * tree-vect-loop.c (vect_transform_loop): Remove
5401 vect_memsyms_to_rename initialization and a call to
5402 mark_set_for_renaming.
5404 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5407 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5408 frame related even if !set_cfa && style < 0.
5410 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5412 * config/i386/mingw-tls.c: New file.
5413 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5414 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5415 defining _WIN32 but not __CYGWIN__.
5417 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5419 * configure.ac: Add MPC support.
5421 * config.in, configure: Regenerate.
5423 2009-05-29 Richard Henderson <rth@redhat.com>
5425 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5426 NOTE_INSN_BASIC_BLOCK.
5427 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5428 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5429 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5431 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5433 (add_cfi): Disable check redefining cfa away from drap.
5434 (lookup_cfa_1): Add remember argument; handle remember/restore.
5435 (lookup_cfa): Pass remember argument.
5436 (cfa_remember): New.
5437 (compute_barrier_args_size_1): Remove sibcall check.
5438 (dwarf2out_frame_debug_def_cfa): New.
5439 (dwarf2out_frame_debug_adjust_cfa): New.
5440 (dwarf2out_frame_debug_cfa_offset): New.
5441 (dwarf2out_frame_debug_cfa_register): New.
5442 (dwarf2out_frame_debug_cfa_restore): New.
5443 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5444 (dwarf2out_begin_epilogue): New.
5445 (dwarf2out_frame_debug_restore_state): New.
5446 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5447 DW_CFA_restore_state.
5448 (output_cfi_directive): Likewise.
5449 (convert_cfa_to_fb_loc_list): Likewise.
5450 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5451 * dwarf2out.h: Update.
5452 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5453 (copy_insn_1): Early out for null.
5454 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5455 and dwarf2out_frame_debug_restore_state.
5456 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5457 (prologue_insn_hash, epilogue_insn_hash): New.
5458 (free_after_compilation): Adjust freeing accordingly.
5459 (record_insns): Create hash table if needed; push insns into
5460 hash instead of array.
5461 (maybe_copy_epilogue_insn): New.
5462 (contains): Search hash table instead of array.
5463 (sibcall_epilogue_contains): Remove.
5464 (thread_prologue_and_epilogue_insns): Split eh_return insns
5465 and mark them as epilogues.
5466 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5467 scanning in terms of basic blocks.
5468 * insn-notes.def (CFA_RESTORE_STATE): New.
5469 * jump.c (returnjump_p_1): Accept EH_RETURN.
5470 (eh_returnjump_p_1, eh_returnjump_p): New.
5471 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5472 CFA_REGISTER, CFA_RESTORE): New.
5473 * rtl.def (EH_RETURN): New.
5474 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5476 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5477 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5479 * config/i386/i386.c (gen_push): Update cfa state.
5480 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5481 add a CFA_ADJUST_CFA note.
5482 (ix86_dwarf_handle_frame_unspec): Remove.
5483 (ix86_expand_prologue): Update cfa state.
5484 (ix86_emit_restore_reg_using_pop): New.
5485 (ix86_emit_restore_regs_using_pop): New.
5486 (ix86_emit_leave): New.
5487 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5488 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5489 * config/i386/i386.h (struct machine_cfa_state): New.
5490 (ix86_cfa_state): New.
5491 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5492 (eh_return_internal): Merge from eh_return_<mode>,
5493 use eh_return rtx, split w/ epilogue.
5495 2009-05-29 Ian Lance Taylor <iant@google.com>
5497 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5499 * calls.c (emit_library_call_value_1): Likewise.
5501 * c-typeck.c (c_build_va_arg): New function.
5502 * c-tree.h (c_build_va_arg): Declare.
5503 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5504 instead of build_va_arg.
5506 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5508 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5509 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5510 (ptr_difference_cost): Use affine combinations to compute it.
5511 (difference_cost): Likewise.
5512 (get_computation_cost_at): Compute more accurate cost for addresses
5513 if the ratio is a multiplier allowed in addresses.
5514 For non-addresses, consider that an additional offset or symbol is
5517 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5519 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5520 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5522 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5523 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5524 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5526 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5527 to 1 for TYPE_SSE{IADD1,CVT1}.
5528 (prefix_vex_imm8): Removed.
5529 (length_vex): Only pass 1 as second argument to
5530 ix86_attr_length_vex_default if prefix_extra is 0.
5531 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5532 (length): For prefix vex computation use length_immediate
5533 attribute instead of prefix_vex_imm8.
5534 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5535 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5536 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5537 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5538 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5539 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5540 a space in between the operands.
5541 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5542 if one operand is 0xff and the other one si, di, bp or sp.
5543 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5544 other one si, di, bp or sp.
5545 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5546 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5547 type and mode attributes.
5548 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5549 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5550 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5551 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5552 prefix_data16 attribute iff MODE_DF.
5553 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5554 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5555 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5556 constm128_operand in length_immediate computation.
5557 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5558 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5559 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5560 length_immediate attribute to 1.
5561 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5562 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5563 for certain alternatives.
5564 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5565 prefix_data16 attribute if MODE_V1DF.
5566 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5567 length_immediate to 1.
5568 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5569 length_address to 4, set mode attribute to MODE_DI.
5570 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5571 (fxam<mode>2_i387): Set length attribute to 4.
5572 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5573 *prefetch_3dnow_rex): Override length_address attribute.
5574 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5576 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5577 (constm128_operand): Removed.
5578 * config/i386/i386.c (memory_address_length): For
5579 disp && !index && !base in 64-bit mode account for SIB byte if
5580 print_operand_address can't optimize disp32 into disp32(%rip)
5581 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5582 for fs: or gs: segment.
5583 (ix86_attr_length_immediate_default): When checking if shortform
5584 is possible, truncate immediate to the length of the non-shortened
5586 (ix86_attr_length_address_default): Ignore MEM_P operands
5588 (ix86_attr_length_vex_default): Only check for DImode on
5589 GENERAL_REG_P operands.
5590 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5591 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5592 (sse_cvttps2pi): Clear prefix_rep attribute.
5593 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5595 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5596 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5597 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5598 iff operand 2 is const_int_operand.
5599 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5600 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5601 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5603 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5605 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5606 prefix_data16 attribute for movlpd and movhpd instructions.
5607 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5608 length_immediate for shufpd instruction.
5609 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5610 (avx_cmpp<avxmodesuffixf2c><mode>3,
5611 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5612 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5613 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5614 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5615 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5616 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5617 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5618 prefix_data16 attribute for the first alternative to 1.
5619 (*avx_loadlps): Override length_immediate for the first alternative.
5620 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5621 attributes for second alternative.
5622 (*vec_concatv2sf_sse4_1): Override length_immediate and
5623 prefix_data16 attributes for second alternative.
5624 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5625 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5626 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5627 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5628 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5629 prefix_data16 and length_immediate to 1.
5630 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5632 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5633 prefix_extra attribute for variants that don't have 0f prefix alone.
5634 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5635 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5636 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5637 *sse4_1_pextrd): Set length_immediate to 1.
5638 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5639 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5641 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5642 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5643 length_immediate to 1 for second alternative.
5644 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5645 prefix_extra and length_immediate attributes for the first
5647 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5649 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5650 to 1 for the first and third alternative.
5651 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5653 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5655 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5657 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5658 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5659 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5660 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5661 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5662 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5663 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5664 ssse3_psign<mode>3): Override prefix_rex attribute.
5665 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5666 (ssse3_palignrti): Override length_immediate to 1.
5667 (ssse3_palignrdi): Override length_immediate to 1, override
5668 prefix_rex attribute.
5669 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5670 (sse4a_extrqi): Override length_immediate to 2.
5671 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5672 (sse4a_insertq): Override prefix_data16 to 0.
5673 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5674 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5675 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5676 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5677 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5678 and length_immediate to 1.
5679 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5680 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5681 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5682 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5683 and length_immediate to 1.
5684 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5685 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5686 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5687 avx_ptest256): Override prefix_extra to 1.
5688 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5689 Override prefix_data16 and length_immediate to 1.
5690 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5691 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5692 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5693 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5694 prefix_data16 to 0 and prefix_extra to 2.
5695 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5696 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5698 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5699 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5700 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5701 and prefix_extra to 2.
5702 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5703 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5704 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5705 avx_vpermilvar<mode>3,
5706 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5707 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5708 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5709 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5710 Override prefix_extra to 1.
5711 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5712 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5713 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5714 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5715 prefix_extra and length_immediate to 1.
5716 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5718 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5719 to 1 for the first alternative.
5720 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5721 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5723 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5724 *movv2sf_internal_avx, *movv2sf_internal): Override
5725 prefix_rep attribute for certain alternatives.
5726 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5727 attributes for certain alternatives.
5728 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5729 attributes for certain alternatives.
5730 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5731 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5732 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5733 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5734 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5735 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5736 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5737 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5738 length_immediate to 1 if operand 2 is const_int_operand.
5739 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5740 *vec_extractv2si_1): Set length_immediate attribute to 1.
5741 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5742 using old 3DNOW insn rather than SSE/3DNOW_A.
5743 (mmx_emms, mmx_femms): Clear modrm attribute.
5745 2009-05-29 Martin Jambor <mjambor@suse.cz>
5747 * tree-sra.c: New implementation of SRA.
5749 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5750 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5751 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5752 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5753 (SRA_MAX_STRUCTURE_COUNT): Removed.
5754 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5755 * doc/invoke.texi (sra-max-structure-size): Removed.
5756 (sra-field-structure-ratio): Removed.
5758 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5761 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5764 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5766 PR rtl-optimization/40101
5767 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5768 seqno. Adjust comment.
5769 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5770 inserting bookkeeping before a jump, the jump is not scheduled.
5771 When no positive seqno found, provide a value. Add comment.
5773 2009-05-29 Richard Guenther <rguenther@suse.de>
5775 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5776 short-cutting on the first component.
5778 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5781 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5782 for trees other than decls/types.
5784 2009-05-29 Richard Guenther <rguenther@suse.de>
5786 * tree-ssa-operands.c (get_expr_operands): Do not handle
5787 INDIRECT_REFs in the handled-component case. Remove
5788 unused get_ref_base_and_extent case.
5789 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5790 tree_low_cst and host_integerp where possible.
5791 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5792 codes for equivalence.
5793 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5795 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5797 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5798 to tmake_file for i[34567]86-*-cygwin*.
5800 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5803 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5804 (altivec_categorize_keyword, init_vector_keywords,
5805 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5808 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5810 * tree.c (handle_dll_attribute): Check if node is
5811 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5813 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5815 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5817 (thumb2_zero_extendqidi2): Likewise.
5819 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5821 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5822 instead of gen_movrt.
5823 * config/sh/sh.md (movrt): Remove.
5825 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5827 * doc/invoke.texi (IA-64 Options):
5828 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5829 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5830 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5831 -msched-prefer-non-control-spec-insns,
5832 -msched-stop-bits-after-every-cycle,
5833 -msched-count-spec-in-critical-path,
5834 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5835 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5836 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5837 and -msched-spec-verbose.
5839 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5841 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5842 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5844 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5846 2009-05-28 Richard Guenther <rguenther@suse.de>
5848 * tree-ssa-alias.c (ao_ref_init): New function.
5849 (ao_ref_base): Likewise.
5850 (ao_ref_base_alias_set): Likewise.
5851 (ao_ref_alias_set): Likewise.
5852 (refs_may_alias_p_1): Change signature.
5853 (refs_may_alias_p): Adjust.
5854 (refs_anti_dependent_p): Likewise.
5855 (refs_output_dependent_p): Likewise.
5856 (call_may_clobber_ref_p_1): Change signature.
5857 (call_may_clobber_ref_p): Adjust.
5858 (stmt_may_clobber_ref_p_1): New function split out from ...
5859 (stmt_may_clobber_ref_p): ... here.
5860 (maybe_skip_until): Adjust signature.
5861 (get_continuation_for_phi): Likewise.
5862 (walk_non_aliased_vuses): Likewise.
5863 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5864 (ao_ref_init): Declare.
5865 (ao_ref_base): Likewise.
5866 (ao_ref_alias_set): Likewise.
5867 (stmt_may_clobber_ref_p_1): Likewise.
5868 (walk_non_aliased_vuses): Adjust.
5869 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5870 (get_ref_from_reference_ops): remove.
5871 (vn_reference_lookup_2): Adjust signature.
5872 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5873 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5874 (vn_reference_lookup): Adjust.
5875 (vn_reference_insert): Likewise.
5876 (vn_reference_insert_pieces): Adjust signature.
5877 (visit_reference_op_call): Adjust.
5878 * tree-ssa-pre.c (get_expr_type): Simplify.
5879 (phi_translate_1): Adjust.
5880 (compute_avail): Likewise.
5881 (translate_vuse_through_block): Do not re-build trees.
5882 (value_dies_in_block_x): Likewise.
5883 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5885 (vn_reference_lookup_pieces): Adjust declaration.
5886 (vn_reference_insert_pieces): Likewise.
5888 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5890 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5891 with checking disabled.
5893 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5897 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5898 macro definition for support of three-operand format aligned
5899 .comm directive in assembler on cygwin/pe/mingw target OS.
5900 * configure: Regenerate.
5901 * config.h: Regenerate.
5903 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5904 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5905 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5907 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5908 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5910 2009-05-28 Ira Rosen <irar@il.ibm.com>
5912 PR tree-optimization/40254
5913 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5914 in analysis of basic blocks.
5916 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5919 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5920 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5921 (TARGET_INITIALIZER): Use it.
5922 * cse.c (CHEAPER): Move it up to the other macros.
5923 (insert): Rename this ...
5924 (insert_with_costs): ... to this. Add cost parameters. Update
5926 (insert): New function. Call insert_with_costs.
5927 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5928 find_reg_offset_for_const, try_const_anchors): New functions.
5929 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5930 when using a const-anchor. Call insert_const_anchors.
5931 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5932 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5934 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5936 * tree-inline.c (remap_decls): Enable nonlocalized variables
5937 when not optimizing.
5939 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5941 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5942 Simplify other tests involving optimize.
5944 2009-05-27 Tom Tromey <tromey@redhat.com>
5946 * unwind-dw2.c (_Unwind_DebugHook): New function.
5947 (uw_install_context): Call _Unwind_DebugHook.
5949 2009-05-27 Tom Tromey <tromey@redhat.com>
5951 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5953 2009-05-27 Ian Lance Taylor <iant@google.com>
5955 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5956 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5957 (ALL_LINKERFLAGS): Define.
5958 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5959 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5960 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5961 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5962 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5963 $(LINKER_FOR_BUILD).
5964 (build/gcov-iov$(build_exeext)): Likewise.
5966 2009-05-27 Julian Brown <julian@codesourcery.com>
5968 * gcse.c (target.h): Include.
5969 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5970 copy of argument to a pseudo register.
5972 2009-05-27 Diego Novillo <dnovillo@google.com>
5974 * tree-ssa-live.c (dump_scope_block): Document arguments.
5975 (dump_scope_blocks): Document.
5976 (debug_scope_blocks): New.
5977 * tree-flow.h (debug_scope_blocks): Declare.
5979 2009-05-21 Denis Chertykov <denisc@overta.ru>
5981 * doc/contrib.texi (Contributors): Add myself to the list.
5983 2009-05-27 Olivier Hainque <hainque@adacore.com>
5985 * expr.c (target_align): New function. Alignment the TARGET of an
5986 assignment may be assume to have.
5987 (highest_pow2_factor_for_target): Use it instead of relying on
5988 immediate tree attributes of TARGET, not necessarily honored when
5989 intermediate bitfields are involved.
5991 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5994 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5995 AVX, SSE4, AES, PCLMUL and POPCNT.
5997 2009-05-27 Diego Novillo <dnovillo@google.com>
5999 * tree-pretty-print.c (dump_location): New.
6000 (dump_generic_node): Call it.
6001 Factor code to handle BLOCK nodes ...
6002 (dump_block_node): ... here.
6004 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
6006 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
6008 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
6010 * gcc-plugin.h: Include config.h and system.h.
6011 (IN_GCC): Define if not defined.
6013 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
6016 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
6019 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
6021 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
6023 * config/m32r/m32r.h: Ditto.
6024 * config/m32r/m32r.md: Ditto.
6025 * config/m32r/predicates.md: Ditto.
6027 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
6029 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
6031 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
6034 (Loading plugins): typo.
6035 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
6036 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6037 (Interacting with the GCC Garbage Collector): Added new section.
6038 (Giving information about a plugin): Added new section for
6040 * ggc.h (ggc_register_root_tab): Added declaration.
6041 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
6042 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
6043 (register_callback): Improved comment in declaration.
6044 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
6045 (extra_root_vec) Added static variable for dynamic roots registration.
6046 (ggc_register_root_tab) Added new routine.
6047 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
6048 PLUGIN_GGC_MARKING event.
6049 * ggc-zone.c: Include plugin.h.
6050 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6051 * ggc-page.c: Include plugin.h.
6052 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6053 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
6054 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
6055 (register_callback): check lack of callbacks for
6056 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
6057 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
6058 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
6059 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6060 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
6061 dependency on plugin.h.
6062 (plugin.o): Added dependency on ggc.h...
6064 2009-05-26 Richard Guenther <rguenther@suse.de>
6068 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6069 with mismatched comparison modes.
6071 * expr.c (expand_expr_real_1): Expand the operand of a
6072 VIEW_CONVERT_EXPR in its natural mode.
6074 2009-05-26 Ian Lance Taylor <iant@google.com>
6076 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
6077 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
6078 (ALL_COMPILERFLAGS): Define.
6079 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
6080 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6081 (collect2$(exeext), collect2.o): Likewise.
6082 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
6083 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
6084 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
6085 (libbackend.o, intl.o, cppdefault.o): Likewise.
6086 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6087 (build/%.o): Use $(COMPILER_FOR_BUILD).
6088 (build/gen%$(build_exeext)): Likewise.
6089 (build/gcov-iov$(build_exeext)): LIkewise.
6090 * config/t-darwin (darwin.o): Use $(COMPILER).
6091 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
6092 * config/t-sol2 (sol2-c.o): Likewise.
6094 * config/t-vxworks (vxworks.o): Likewise.
6095 * config/x-darwin (host-darwin.o): Likewise.
6096 * config/x-hpux (host-hpux.o): Likewise.
6097 * config/x-linux (host-linux.o): Likewise.
6098 * config/x-solaris (host-solaris.o): Likewise.
6099 * config/alpha/x-alpha (driver-alpha.o): Likewise.
6100 * config/arm/t-arm (arm-c.o): Likewise.
6101 * config/arm/t-pe (pe.o): Likewise.
6102 * config/arm/t-wince-pe (pe.o): Likewise.
6103 * config/i386/t-cygming (winnt.o): Likewise.
6104 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6105 * config/i386/t-cygwin (cygwin1.o): Likewise.
6106 (cygwin2.o): Likewise.
6107 * config/i386/t-i386 (i386-c.o): Likewise.
6108 * config/i386/t-interix (winnt.o): Likewise.
6109 * config/i386/t-netware (netware.o): Likewise.
6110 * config/i386/t-nwld (nwld.o): Likewise.
6111 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
6112 * config/i386/x-i386 (driver-i386.o): Likewise.
6113 * config/i386/x-cygwin (host-cygwin.o): Likewise.
6114 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
6115 * config/ia64/t-ia64 (ia64-c.o): Likewise.
6116 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
6117 * config/mips/x-native (driver-native.o): Likewise.
6118 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
6119 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
6120 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6121 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6122 * config/score/t-score-elf (score7.o): Likewise.
6123 (score3.o): Likewise.
6124 * config/sh/t-sh (sh-c.o): Likewise.
6125 * config/sh/t-symbian (sh-c.o): Likewise.
6126 (symbian.o): Likewise.
6127 * config/spu/t-spu-elf (spu-c.o): Likewise.
6128 * config/v850/t-v850 (v850-c.o): Likewise.
6129 * config/v850/t-v850e (v850-c.o): Likewise.
6131 2009-05-26 Richard Guenther <rguenther@suse.de>
6133 PR tree-optimization/40122
6134 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6135 VECTOR_CSTs if possible.
6136 (fold_gimple_assign): Likewise.
6138 2009-05-26 Richard Guenther <rguenther@suse.de>
6141 * fold-const.c (fold_binary): Use the correct types for building
6144 2009-05-26 Richard Guenther <rguenther@suse.de>
6146 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6147 redundant calls to merge_alias_info.
6148 (bump_vector_ptr): Likewise.
6149 * tree-ssa-copy.c (merge_alias_info): Remove.
6150 (replace_exp_1): Remove call to merge_alias_info.
6151 (propagate_tree_value): Likewise.
6152 (fini_copy_prop): Propagate points-to info.
6153 * tree-flow.h (merge_alias_info): Remove.
6155 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6157 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6159 2009-05-25 Jan Hubicka <jh@suse.cz>
6161 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6162 * cgraph.h (struct inline_summary): New filed self_wize,
6163 size_inlining_benefit, self_time and time_inlining_benefit.
6164 (struct cgraph_global_info): Replace insns by time ans size fields.
6165 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6166 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6167 (ipcp_update_callgraph): Do not touch function bodies.
6168 * ipa-inline.c: Include except.h
6169 (MAX_TIME): New constant.
6170 (overall_insns): Remove.
6172 (overall_size, max_benefit): New static variables.
6173 (cgraph_estimate_time_after_inlining): New function.
6174 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6175 (cgraph_clone_inlined_nodes): Update size.
6176 (cgraph_mark_inline_edge): Update size.
6177 (cgraph_estimate_growth): Use size info.
6178 (cgraph_check_inline_limits): Check size.
6179 (cgraph_default_inline_p): Likewise.
6180 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6181 (cgraph_decide_recursive_inlining): Check size.
6182 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6184 (cgraph_decide_inlining): Likewise.
6185 (cgraph_decide_inlining_incrementally): Likewise; honor
6186 PARAM_EARLY_INLINING_INSNS.
6187 (likely_eliminated_by_inlining_p): New predicate.
6188 (estimate_function_body_sizes): New function.
6189 (compute_inline_parameters): Use it.
6190 * except.c (must_not_throw_labels): New function.
6191 * except.h (must_not_throw_labels): Declare.
6192 * tree-inline.c (init_inline_once): Kill inlining_weigths
6193 * tree-ssa-structalias.c: Avoid uninitialized warning.
6194 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6195 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6196 (PARAM_INLINE_CALL_COST): Remove.
6197 (PARAM_EARLY_INLINING_INSNS): New.
6199 2009-05-25 Richard Guenther <rguenther@suse.de>
6201 PR tree-optimization/36327
6202 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
6203 callback for reference translation or lookup at the point of may-defs.
6204 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
6205 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
6206 for union COMPONENT_REFs.
6207 (vn_reference_lookup_3): New callback. Lookup from memset
6208 and CONSTRUCTOR assignment, translate through struct copies.
6209 (vn_reference_lookup_pieces): Make sure to not free the
6210 passed operands array. Adjust walk_non_aliased_vuses call.
6211 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
6212 make sure we do not leak memory.
6214 2009-05-25 Richard Guenther <rguenther@suse.de>
6216 * tree-ssa-alias.h (dump_points_to_solution): Declare.
6217 * tree-inline.c (expand_call_inline): Reset the escaped and
6219 * tree-ssa-structalias.c (pass_build_ealias): New.
6220 * tree-pass.h (pass_build_ealias): Declare.
6221 * passes.c (init_optimization_passes): Add PTA during
6222 early optimizations.
6223 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
6224 and CALLUSED solutions.
6225 (dump_points_to_solution): New function, split out from ...
6226 (dump_points_to_info_for): ... here.
6227 * tree-parloops.c (parallelize_loops): Reset the escaped and
6230 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6233 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
6234 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
6236 2009-05-25 Ira Rosen <irar@il.ibm.com>
6238 PR tree-optimization/40238
6239 * tree-vect-stmts.c (vect_init_vector): Insert initialization
6240 statements after basic block's labels.
6241 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
6242 to free the allocated memory.
6244 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
6246 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
6247 return address with a USE.
6249 2009-05-24 Richard Guenther <rguenther@suse.de>
6252 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
6253 array type from the main variant of the inner type.
6255 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6257 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
6258 definition to bool (from int) to un-break build.
6259 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
6261 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
6263 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
6264 discard_stmt_changes): Delete.
6265 * tree-ssa-operands.c (scb_stack): Delete.
6266 (init_ssa_operands): Do not initialize it.
6267 (fini_ssa_operands): Do not free it.
6268 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
6270 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
6271 update_stmt, remove the others. Fix comments.
6272 * tree-dfa.c (optimize_stack_restore): Likewise.
6273 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
6274 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
6275 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6276 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
6278 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
6279 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6280 (dom_opt_finalize_block): Likewise, adjusting access to
6282 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
6283 (stmts_to_rescan): Change item type to gimple.
6284 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
6286 2009-05-24 Ira Rosen <irar@il.ibm.com>
6288 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
6289 * tree-pass.h (pass_slp_vectorize): New pass.
6290 * params.h (SLP_MAX_INSNS_IN_BB): Define.
6291 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
6292 * tree-vectorizer.c (timevar.h): Include.
6293 (user_vect_verbosity_level): Declare.
6294 (vect_location): Fix comment.
6295 (vect_set_verbosity_level): Update user_vect_verbosity_level
6296 instead of vect_verbosity_level.
6297 (vect_set_dump_settings): Add an argument. Ignore user defined
6298 verbosity if dump flags require higher level of verbosity. Print to
6299 stderr only for loop vectorization.
6300 (vectorize_loops): Update call to vect_set_dump_settings.
6301 (execute_vect_slp): New function.
6302 (gate_vect_slp): Likewise.
6303 (struct gimple_opt_pass pass_slp_vectorize): New.
6304 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
6306 (vec_info_for_bb): New function.
6307 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
6308 (VECTORIZATION_ENABLED): New macro.
6309 (SLP_ENABLED, SLP_DISABLED): Likewise.
6310 (vect_is_simple_use): Add bb_vec_info argument.
6311 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
6312 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
6313 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
6314 vect_schedule_slp, vect_analyze_slp): Likewise.
6315 (vect_analyze_stmt): Add slp_tree argument.
6316 (find_bb_location): Declare.
6317 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6318 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
6319 (vect_analyze_loop_operations, vect_analyze_loop,
6320 get_initial_def_for_induction, vect_create_epilog_for_reduction,
6321 vect_finalize_reduction, vectorizable_reduction,
6322 vectorizable_live_operation, vect_transform_loop): Likewise.
6323 * tree-data-ref.c (dr_analyze_innermost): Update comment,
6324 skip evolution analysis if analyzing a basic block.
6325 (dr_analyze_indices): Likewise.
6326 (initialize_data_dependence_relation): Skip the test whether the
6327 object is invariant for basic blocks.
6328 (compute_all_dependences): Skip dependence analysis for data
6329 references in basic blocks.
6330 (find_data_references_in_stmt): Don't fail in case of invariant
6331 access in basic block.
6332 (find_data_references_in_bb): New function.
6333 (find_data_references_in_loop): Move code to
6334 find_data_references_in_bb and add a call to it.
6335 (compute_data_dependences_for_bb): New function.
6336 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
6337 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
6339 (vect_analyze_data_ref_dependence): Check for interleaving in case of
6340 unknown dependence in basic block and fail in case of dependence in
6342 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
6343 dependence instances from either loop or basic block vectorization
6345 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6346 before calling nested_in_vect_loop_p.
6347 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6348 dependence instances from either loop or basic block vectorization
6350 (vect_verify_datarefs_alignment): Likewise.
6351 (vect_enhance_data_refs_alignment): Adjust function calls.
6352 (vect_analyze_data_refs_alignment): Likewise.
6353 (vect_analyze_group_access): Fix printing. Skip different checks if
6354 DR_STEP is 0. Keep strided stores either in loop or basic block
6355 vectorization data structure. Fix indentation.
6356 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6358 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6359 dependence instances from either loop or basic block vectorization
6361 (vect_analyze_data_refs): Update comment. Call
6362 compute_data_dependences_for_bb to analyze basic blocks.
6363 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6364 case of loop vectorization. In case of basic block vectorization use
6365 data-ref itself as a base.
6366 (vect_create_data_ref_ptr): In case of basic block vectorization:
6367 don't advance the pointer, add new statements before the current
6368 statement. Adjust function calls.
6369 (vect_supportable_dr_alignment): Support only aligned accesses in
6370 basic block vectorization.
6371 * common.opt (ftree-slp-vectorize): New flag.
6372 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6373 (vect_pattern_recog_1): Likewise.
6374 * tree-vect-stmts.c (process_use): Likewise.
6375 (vect_init_vector): Add new statements in the beginning of the basic
6376 block in case of basic block SLP.
6377 (vect_get_vec_def_for_operand): Adjust function calls.
6378 (vect_finish_stmt_generation): Likewise.
6379 (vectorizable_call): Add assert that it is loop vectorization, adjust
6381 (vectorizable_conversion, vectorizable_assignment): Likewise.
6382 (vectorizable_operation): In case of basic block SLP, take
6383 vectorization factor from statement's type and skip the relevance
6384 check. Adjust function calls.
6385 (vectorizable_type_demotion): Add assert that it is loop
6386 vectorization, adjust function calls.
6387 (vectorizable_type_promotion): Likewise.
6388 (vectorizable_store): Check for outer loop only in case of loop
6389 vectorization. Adjust function calls. For basic blocks, skip the
6390 relevance check and don't advance pointers.
6391 (vectorizable_load): Likewise.
6392 (vectorizable_condition): Add assert that it is loop vectorization,
6393 adjust function calls.
6394 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6395 that it is not reduction, get vector type, call only supported
6396 functions, skip loop specific parts.
6397 (vect_transform_stmt): Check for outer loop only in case of loop
6399 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6400 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6401 for external definition.
6402 * passes.c (pass_slp_vectorize): New pass.
6403 * tree-vect-slp.c (find_bb_location): New function.
6404 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6405 check for patterns only in loops.
6406 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6407 case of multiple types in basic block SLP.
6408 (vect_mark_slp_stmts_relevant): New function.
6409 (vect_supported_load_permutation_p): Fix comment.
6410 (vect_analyze_slp_instance): Add argument. In case of basic block
6411 SLP, take vectorization factor from statement's type, check that
6412 unrolling factor is 1. Adjust function call. Save SLP instance in
6413 either loop or basic block vectorization structure. Return FALSE,
6415 (vect_analyze_slp): Add argument. Get strided stores groups from
6416 either loop or basic block vectorization structure. Return FALSE
6417 if basic block SLP failed.
6418 (new_bb_vec_info): New function.
6419 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6420 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6421 (vect_schedule_slp): Add argument. Get SLP instances from either
6422 loop or basic block vectorization structure. Set vectorization factor
6423 to be 1 for basic block SLP.
6424 (vect_slp_transform_bb): New function.
6425 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6427 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6429 * final.c (shorten_branches): Do not align labels for jump tables.
6430 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6432 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6434 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6435 Remove outdated reference to flow.c and fix nits.
6436 * doc/gccint.texi: Tweak RTL description.
6437 * doc/rtl.texi: Likewise.
6439 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6441 * config/avr/avr.c: Change my email address.
6442 * config/avr/avr.h: Likewise.
6443 * config/avr/avr.md: Likewise.
6444 * config/avr/avr-protos.h: Likewise.
6445 * config/avr/libgcc.S: Likewise.
6447 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6449 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6450 (spu_split_load, spu_split_store): Change return type to int.
6451 (spu_split_convert): Declare.
6452 * config/spu/predicates.md (spu_mem_operand): Remove.
6453 (spu_mov_operand): Update.
6454 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6455 * config/spu/spu.c (regno_aligned_for_load): Remove.
6456 (reg_aligned_for_addr, spu_expand_load): Define.
6457 (spu_expand_extv): Reimplement and handle MEM.
6458 (spu_expand_insv): Handle MEM.
6459 (spu_sched_reorder): Handle insn's with length 0.
6460 (spu_legitimate_address_p): Reimplement.
6461 (store_with_one_insn_p): Return TRUE for any mode with size
6462 larger than 16 bytes.
6463 (address_needs_split): Define.
6464 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6466 (spu_convert_move): Define.
6467 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6468 (spu_split_store): Change all MEM's to TImode.
6469 (spu_init_expanders): Preallocate registers that correspond to
6470 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6472 (spu_split_convert): Define.
6473 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6474 (_move<mode>, _movdi, _movti): Update predicate and condition.
6475 (load, store): Change to define_split.
6476 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6478 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6479 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6480 define_insn_and_split of lshr<mode>3.
6481 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6482 (<v>ashr<mode>3_imm): Define.
6483 (extv, extzv, insv): Allow MEM operands.
6484 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6485 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6486 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6487 (_spu_convert2): Change to define_insn_and_split and remove the
6488 corresponding define_peephole2.
6489 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6490 Change predicates to memory_operand.
6492 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6494 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6496 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6498 PR tree-optimization/40219
6499 * tree.c (iterative_hash_expr): Make sure the builtin function is
6500 a normal builtin function and not a front end or back end builtin
6501 before indexing into the built_in_decls array.
6503 2009-05-22 Richard Guenther <rguenther@suse.de>
6506 * alias.c (write_dependence_p): Do not use TBAA for answering
6507 anti-dependence or output-dependence.
6508 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6509 (emit_pointer_definition): Remove.
6510 (emit_alias_warning): Likewise.
6511 (find_what_var_points_to): Remove TBAA pruning code.
6512 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6514 (compute_points_to_sets): Remove code computing the set of
6515 dereferenced pointers.
6516 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6517 oracle for querying anti and output dependencies.
6518 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6519 if TBAA may be applied.
6520 (refs_anti_dependent_p): New function.
6521 (refs_output_dependent_p): Likewise.
6522 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6523 (refs_output_dependent_p): Likewise.
6524 * doc/tree-ssa.texi (Memory model): New section.
6525 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6526 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6527 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6528 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6529 * expr.c (expand_expr_real_1): Likewise.
6530 * gimple-low.c (lower_stmt): Likewise.
6531 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6532 (dump_gimple_cdt): Remove.
6533 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6534 (gimple_size): Likewise.
6535 (walk_gimple_op): Likewise.
6536 (is_gimple_stmt): Likewise.
6537 (walk_stmt_load_store_addr_ops): Likewise.
6538 (gimple_build_cdt): Remove.
6539 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6540 * gimple.h (gimple_cdt_new_type): Remove.
6541 (gimple_cdt_new_type_ptr): Likewise.
6542 (gimple_cdt_set_new_type): Likewise.
6543 (gimple_cdt_location): Likewise.
6544 (gimple_cdt_location_ptr): Likewise.
6545 (gimple_cdt_set_location): Likewise.
6546 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6547 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6548 GIMPLE_CHANGE_DYNAMIC_TYPE.
6549 (verify_types_in_gimple_stmt): Likewise.
6550 * tree-inline.c (estimate_num_insns): Likewise.
6551 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6552 (copy_decl_to_var): Likewise.
6553 (copy_result_decl_to_var): Likewise.
6554 * tree-pretty-print.c (dump_generic_node): Do not handle
6555 CHANGE_DYNAMIC_TYPE_EXPR.
6556 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6557 * tree-ssa-operands.c (get_expr_operands): Likewise.
6558 * tree-ssa-structalias.c (struct variable_info): Remove
6559 no_tbaa_pruning member.
6560 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6561 (unify_nodes): Do not copy it.
6562 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6563 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6564 (set_uids_in_ptset): Do not check it.
6565 (find_what_var_points_to): Likewise.
6566 (compute_tbaa_pruning): Remove.
6567 (compute_points_to_sets): Do not call it.
6568 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6569 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6570 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6571 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6572 (DECL_NO_TBAA_P): Likewise.
6573 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6574 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6575 (expand_omp_atomic_pipeline): Do not set it.
6576 * print-tree.c (print_node): Do not dump it.
6577 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6580 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6583 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6586 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6588 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6591 2009-05-22 Ben Elliston <bje@au.ibm.com>
6593 * Makefile.in (bversion.h, s-bversion): New targets.
6594 (TOPLEV_H): Add bversion.h.
6595 * toplev.h: Include "bversion.h".
6596 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6597 the __format__ attribute only if compiling with the same version
6598 of GCC as the sources (the "build version").
6600 2009-05-22 Ben Elliston <bje@au.ibm.com>
6602 * c-format.c (handle_format_attribute): Fix comment typo.
6604 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6607 * config/ia64/ia64.opt (mfused-madd): New.
6608 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6609 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6610 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6611 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6612 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6613 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6614 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6615 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6616 instruction if !TARGET_FUSED_MADD.
6617 (fpma, fpms): Remove colon from name.
6619 2009-05-22 Richard Guenther <rguenther@suse.de>
6621 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6622 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6623 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6625 (create_expression_by_pieces): Only convert if necessary.
6626 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6627 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6629 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6631 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6632 regular pattern from a template and rename it ...
6633 (*extzv_truncsi_exts): ... to this.
6635 2009-05-21 Richard Guenther <rguenther@suse.de>
6637 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6638 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6639 (cgraph_default_inline_p): Likewise.
6640 (cgraph_decide_inlining_incrementally): Likewise.
6642 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6643 Uros Bizjak <ubizjak@gmail.com>
6645 * config/i386/cpuid.h (bit_MOVBE): New.
6647 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6649 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6650 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6651 (ix86_handle_option): Handle OPT_mmovbe.
6652 (ix86_target_string): Add -mmovbe.
6653 (pta_flags): Add PTA_MOVBE.
6654 (processor_alias_table): Add PTA_MOVBE to "atom".
6655 (override_options): Handle PTA_MOVBE.
6657 * config/i386/i386.h (TARGET_MOVBE): New.
6659 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6660 (*bswapsi_movbe): New.
6661 (*bswapdi_movbe): Likewise.
6662 (bswapdi2): Renamed to ...
6664 (bswapdi2): New expander.
6666 * config/i386/i386.opt (mmovbe): New.
6668 * doc/invoke.texi: Document -mmovbe.
6670 2009-05-21 Taras Glek <tglek@mozilla.com>
6672 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6673 * gcc-plugin.h (plugin_init): Updated signature.
6674 * gcc-plugin.h (plugin_name_args): Moved to this header.
6675 * doc/plugins.texi (plugin_init): Updated documention to reflect
6677 * doc/plugins.texi (plugin_name_args): Added to documention.
6679 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6681 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6682 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6684 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6686 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6687 JUMP_TABLE_DATA_P predicates where applicable.
6688 * config/i386/predicates.md: Ditto.
6689 * config/i386/sse.md: Ditto.
6691 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6693 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6694 operand2 -128 override length_immediate attribute to 1.
6695 * config/i386/predicates.md (constm128_operand): New predicate.
6697 * config/i386/i386.c (memory_address_length): Handle %r12
6698 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6700 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6701 mode look through optional ZERO_EXTEND and SUBREG.
6702 * config/i386/i386.md (R12_REG): New define_constant.
6703 (prefix_data16): For sse unit set also for MODE_TI insns.
6704 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6705 insns set if operand 1 is ext_QIreg_operand.
6706 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6707 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6709 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6710 mode from MODE_DI to MODE_SI.
6711 (movdi_1_rex64): Override modrm and length_immediate attributes
6712 only for movabs (TYPE_IMOV, alternative 2).
6713 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6714 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6715 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6716 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6717 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6718 prefix_rex attribute if DImode.
6719 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6720 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6721 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6722 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6723 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6724 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6725 Likewise. For TYPE_IMOV clear length_immediate attribute.
6726 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6727 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6728 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6729 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6730 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6731 or one operand TYPE_ISHIFT.
6732 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6733 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6734 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6735 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6736 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6737 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6738 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6739 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6740 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6741 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6742 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6743 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6744 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6745 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6746 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6747 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6748 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6749 set mode attribute, don't override length attribute.
6750 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6752 (return_internal_long): Set length attribute to 2 instead of 1.
6753 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6754 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6755 prefix_rex attribute.
6756 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6758 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6760 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6762 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6764 2009-05-20 Ian Lance Taylor <iant@google.com>
6766 * tree.c (build_tree_list_vec_stat): New function.
6767 (ctor_to_vec): New function.
6768 (build_nt_call_vec): New function.
6769 (build_call_array): Change args to be a const pointer.
6770 (build_call_vec): New function.
6771 * tree.h (build_nt_call_vec): Declare.
6772 (build_tree_list_vec_stat): Declare.
6773 (build_tree_list_vec): Define.
6774 (build_call_array): Update declaration.
6775 (build_call_vec): Declare.
6776 (ctor_to_vec): Declare.
6777 * c-common.c (tree_vector_cache): New static variable.
6778 (make_tree_vector): New function.
6779 (release_tree_vector): New function.
6780 (make_tree_vector_single): New function.
6781 (make_tree_vector_copy): New function.
6782 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6783 (make_tree_vector_single, make_tree_vector_copy): Declare.
6784 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6785 (c_parser_expr_list): Don't manage cache here, instead call
6787 (c_parser_release_expr_list): Remove static function.
6788 (c_parser_vec_to_tree_list): Remove static function.
6789 (c_parser_attributes): Call build_tree_list_vec instead of
6790 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6791 c_parser_release_expr_list.
6792 (c_parser_postfix_expression_after_primary): Likewise.
6793 (c_parser_objc_keywordexpr): Likewise.
6795 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6797 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6798 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6799 TARGET_CONVERT_TO_TYPE.
6800 * hooks.c (hook_tree_const_tree_null): Define.
6801 * hooks.h (hook_tree_const_tree_null): Declare.
6802 * target.h (struct gcc_target): Add invalid_parameter_type,
6803 invalid_return_type, promoted_type, and convert_to_type fields.
6804 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6805 (TARGET_INVALID_RETURN_TYPE): Define.
6806 (TARGET_PROMOTED_TYPE): Define.
6807 (TARGET_CONVERT_TO_TYPE): Define.
6808 (TARGET_INITIALIZER): Update for new fields.
6809 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6810 (grokparms): Check targetm.invalid_parameter_type.
6811 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6812 * c-convert.c (convert): Check targetm.convert_to_type.
6814 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6816 * config/mips/mips.md (*extenddi_truncate<mode>,
6817 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6819 (*extendhi_truncateqi): New define_insn_and_sptit.
6821 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6824 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6825 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6827 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6829 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6830 the operand of VIEW_CONVERT_EXPR.
6832 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6834 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6835 extended family and model for Intel processors. Support Intel Atom.
6837 2009-05-20 Olivier Hainque <hainque@adacore.com>
6839 * gstab.h (stab_code_type): Define, to be used instead of the
6840 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6842 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6843 occurrences by stab_code_type.
6844 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6846 2009-05-20 Martin Jambor <mjambor@suse.cz>
6848 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6849 (sra_insert_before): Likewise.
6850 (sra_insert_after): Likewise.
6851 (sra_init_cache): Likewise.
6852 (sra_type_can_be_decomposed_p): Likewise.
6853 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6854 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6855 (sra_insert_before): Likewise.
6856 (sra_insert_after): Likewise.
6857 (sra_init_cache): Likewise.
6858 (insert_edge_copies_seq): Made static and moved upwards.
6860 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6863 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6865 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6866 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6869 2009-05-20 Richard Guenther <rguenther@suse.de>
6871 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6872 with mismatched comparison modes.
6874 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6876 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6877 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6878 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6879 with shifts for Thumb2.
6880 (orsi_notsi): New for orn.
6881 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6882 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6883 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6884 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6885 Don't invert remainder for IOR.
6887 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6889 PR tree-optimization/40087
6890 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6891 number_of_iterations_ne): Rename never_infinite argument.
6892 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6893 number_of_iterations_le): Handle pointer-type ivs when
6894 exit_must_be_taken is false.
6895 (number_of_iterations_cond): Do not always assume that
6896 exit_must_be_taken if the control variable is a pointer.
6898 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6900 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6901 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6903 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6905 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6906 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6908 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6911 * c.opt (Wlogical-op): Disabled by default.
6912 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6914 * doc/invoke.texi (Wlogical-op): Likewise.
6916 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6918 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6920 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6921 Propagate the type of the first operand.
6922 <ASSERT_EXPR>: Simplify.
6923 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6924 Rewrite using the RHS code as discriminant.
6925 <NOP_EXPR>: Turn into CASE_CONVERT.
6926 <PLUS_EXPR>: Propagate the type of the first operand.
6928 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6930 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6931 (ia64_dconst_0_375): New.
6932 * config/ia64/ia64.c (ia64_override_options): Remove
6933 -minline-sqrt-min-latency warning.
6934 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6935 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6936 * config/ia64/ia64.md (*sqrt_approx): Remove.
6937 (sqrtsf2): Remove #if 0.
6938 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6939 (sqrtdf): Remove assert.
6940 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6941 (sqrtxf2): Remove #if 0.
6942 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6943 * div.md (sqrt_approx_rf): New.
6944 (sqrtsf2_internal_thr): New implementation.
6945 (sqrtsf2_internal_lat): New.
6946 (sqrtdf2_internal_thr: New implementation.
6947 (sqrtxf2_internal): New implementation.
6949 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6950 Hans-Peter Nilsson <hp@axis.com>
6952 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6953 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6954 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6955 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6956 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6957 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6958 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6959 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6960 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6961 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6962 * c-common.c: ...from here.
6964 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6966 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6968 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6970 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6972 2009-05-19 Ben Elliston <bje@au.ibm.com>
6974 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6975 assignments with memcpy calls.
6976 (add_fdes): Likewise.
6977 (binary_search_unencoded_fdes): Likewise.
6978 (linear_search_fdes): Eliminate type puns.
6980 2009-05-19 Richard Guenther <rguenther@suse.de>
6982 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6983 not falsely claim to have propagated into all uses.
6985 2009-05-19 Ben Elliston <bje@au.ibm.com>
6987 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6990 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6992 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6993 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6994 (TARGET_LEGITIMATE_ADDRESS_P): New.
6995 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6996 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6998 2009-05-18 Dodji Seketeli <dodji@redhat.com>
7001 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
7002 child of the containing namespace's DIE.
7004 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
7006 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
7007 *zero_extendhi_truncqi): Move after the zero_extend patterns.
7008 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
7011 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
7014 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
7015 gen_align with gen_pad.
7016 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
7017 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
7019 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
7020 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
7022 * config/i386/i386.md (align): Renamed to ...
7023 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
7024 ASM_OUTPUT_MAX_SKIP_PAD.
7026 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
7028 * config.gcc: Fix variable syntax.
7031 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
7032 before calling exact_log2.
7033 (output_iorsi3): Likewise.
7034 (output_xorsi3): Likewise.
7036 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7038 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
7039 for the none zero constant operand except for EQ and NE
7040 comprisons even when the first operand is R0.
7042 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
7044 * config/s390/2064.md: Remove trailing whitespaces.
7045 * config/s390/2084.md: Likewise.
7046 * config/s390/constraints.md: Likewise.
7047 * config/s390/fixdfdi.h: Likewise.
7048 * config/s390/libgcc-glibc.ver: Likewise.
7049 * config/s390/s390-modes.def: Likewise.
7050 * config/s390/s390-protos.h: Likewise.
7051 * config/s390/s390.c: Likewise.
7052 * config/s390/s390.h: Likewise.
7053 * config/s390/s390.md: Likewise.
7054 * config/s390/tpf-unwind.h: Likewise.
7056 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7058 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
7060 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7063 * configure.ac (m68k-*-*): Check if binutils support TLS.
7064 * configure: Regenerate.
7065 * config/m68k/predicates.md (symbolic_operand): Extend comment.
7066 * config/m68k/constraints.md (Cu): New constraint.
7067 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
7068 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
7069 (movsi): Handle TLS symbols.
7070 (addsi3_5200): Handle XTLS symbols, indent.
7071 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
7072 (m68k_tls_reference_p): Declare.
7073 (m68k_legitimize_address): Declare.
7074 (m68k_unwrap_symbol): Declare.
7075 * config/m68k/m68k.opt (mxtls): New option.
7076 * config/m68k/m68k.c (ggc.h): Include.
7077 (m68k_output_dwarf_dtprel): Implement hook.
7078 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7079 (m68k_expand_prologue): Load GOT pointer when function needs it.
7080 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
7081 (m68k_legitimate_constant_address_p): Same.
7082 (m68k_decompose_address): Handle TLS references.
7083 (m68k_get_gp): New static function.
7084 (enum m68k_reloc): New contants.
7085 (TLS_RELOC_P): New macro.
7086 (m68k_wrap_symbol): New static function.
7087 (m68k_unwrap_symbol): New function.
7088 (m68k_final_prescan_insn_1): New static function.
7089 (m68k_final_prescan_insn): New function.
7090 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
7092 (legitimize_pic_address): Handle TLS references..
7093 (m68k_tls_get_addr, m68k_get_tls_get_addr)
7094 (m68k_libcall_value_in_a0_p)
7095 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
7096 (m68k_call_m68k_read_tp): Helper variables and functions for ...
7097 (m68k_legitimize_tls_address): Handle TLS references.
7098 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
7100 (m68k_legitimize_address): Handle TLS symbols.
7101 (m68k_get_reloc_decoration): New static function.
7102 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7104 (m68k_output_dwarf_dtprel): Implement hook.
7105 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7106 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7107 m68k_call_* routines.
7108 (sched_attr_op_type): Handle TLS symbols.
7109 (gt-m68k.h): Include.
7110 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
7111 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
7113 2009-05-18 Martin Jambor <mjambor@suse.cz>
7115 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
7116 (visit_store_addr_for_mod_analysis): New function.
7117 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
7118 (determine_cst_member_ptr): Use gimple_assign_single_p.
7119 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
7120 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7121 operands. Don't check number of operands of a NOP_EXPR.
7123 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7125 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7127 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7130 * c-common.c (warn_logical_operator): Don't warn if one of
7131 expression isn't always true or false.
7133 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7135 * config/i386/biarch32.h: New file.
7136 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7138 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7140 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7141 *zero_extend<mode>_truncqi): Merge these into ...
7142 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7143 Name the pattern following this as *zero_extendhi_truncqi.
7145 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7148 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7149 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7150 (output_info): Make field HOST_WIDEST_INT.
7151 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7152 (dump_bitmat_statistics): Same.
7154 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7156 * config.gcc (use_gcc_stdint): Set to wrap.
7157 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7158 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7159 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7160 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7161 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7162 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7163 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7164 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7166 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7168 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7170 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7171 Move definitions earlier.
7172 (OPT_ARCH64, OPT_ARCH32): Define.
7173 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7176 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7179 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
7182 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7184 * arm.md (movdi2): Copy non-reg values to DImode registers.
7186 2009-05-16 Jakub Jelinek <jakub@redhat.com>
7189 * final.c (label_to_max_skip): New function.
7190 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
7191 CODE_LABEL_NUMBER <= max_labelno.
7192 * output.h (label_to_max_skip): New prototype.
7193 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
7194 (ix86_avoid_jump_mispredicts): ... this. Don't define if
7195 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
7196 Handle CODE_LABELs with >= 16 byte alignment or with
7197 max_skip == (1 << align) - 1.
7198 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
7199 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
7202 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
7203 .p2align 3 if MAX_SKIP is smaller than 7.
7204 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7206 2009-05-15 Ian Lance Taylor <iant@google.com>
7208 * alias.c (struct alias_set_entry_d): Rename from struct
7209 alias_set_entry. Change all uses.
7210 * except.c (struct call_site_record_d): Rename from struct
7211 call_site_record. Change all uses.
7212 * except.h (struct eh_region_d): Rename from struct eh_region.
7214 * gcse.c (struct hash_table_d): Rename from struct hash_table.
7216 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
7217 ivtype_map_elt. Change all uses.
7218 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
7220 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
7221 * graphite.h (struct name_tree_d): Rename from struct name_tree.
7223 (struct sese_d): Rename from struct sese. Change all uses.
7224 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
7225 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
7226 * optabs.h (struct optab_d): Rename from struct optab. Change all
7228 (struct convert_optab_d): Rename from struct convert_optab.
7230 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
7231 ipa_opt_pass. Change all uses.
7232 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
7235 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
7236 defined as a typedef.
7237 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
7240 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7243 * fold-const.c (make_range,build_range_check,merge_ranges): Move
7245 (merge_ranges): Returns bool.
7246 * tree.h (make_range): .. to here.
7247 (build_range_check): Likewise.
7248 (merge_ranges): Likewise. Renamed from merge_ranges.
7249 * c-typeck.c (parser_build_binary_op): Update calls to
7250 warn_logical_operator.
7251 * c-common.c (warn_logical_operator): Add new warning.
7252 * c-common.h (warn_logical_operator): Update declaration.
7254 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7256 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
7258 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7260 * doc/install.texi: Document MPC requirements, flags etc.
7262 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
7263 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
7264 Evaluate constant arguments.
7265 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
7266 (fold_builtin_1): Likewise, also evaluate constant arguments.
7267 Remove superfluous break.
7268 (do_mpc_ckconv): New.
7269 * real.h: Include mpc.h.
7270 * toplev.c (print_version): Output MPC version info if available.
7272 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7274 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
7276 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
7278 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
7281 2009-05-15 Jan Hubicka <jh@suse.cz>
7283 * doc/invoke.texi (max-early-inliner-iterations): New flag.
7284 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
7285 (try_inline): Fix return value.
7286 (cgraph_decide_inlining_incrementally): Honor new value.
7287 (cgraph_early_inlining): Handle indirect inlining.
7288 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
7290 2009-05-15 Jan Hubicka <jh@suse.cz>
7292 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
7293 * cgraphunit.c (cgraph_finalize_function): Set it.
7294 (cgraph_expand_function): Use it.
7296 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7298 * real.c (encode_ieee_half): Define.
7299 (decode_ieee_half): Define.
7300 (ieee_half_format): Define.
7301 (arm_half_format): Define.
7302 * real.h (ieee_half_format): Declare.
7303 (arm_half_format): Declare.
7305 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7307 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
7308 swapped, and reversed optabs exist before trying to use them.
7310 2009-05-15 Paul Brook <paul@codesourcery.com>
7311 Sandra Loosemore <sandra@codesourcery.com>
7313 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
7314 loads. Allow PRE_DEC.
7315 (output_move_neon): Handle PRE_DEC.
7316 (arm_print_operand): Add 'A' for neon structure loads.
7317 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
7318 * config/arm/neon.md (neon_mov): Update comment.
7319 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
7321 (Um): New constraint.
7323 2009-05-15 Jan Hubicka <jh@suse.cz>
7325 Revert the following patch until testsuite fallout is fixed:
7326 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7327 * cgraph.h (struct inline_summary): New filed self_wize,
7328 size_inlining_benefit, self_time and time_inlining_benefit.
7329 (struct cgraph_global_info): Replace insns by time ans size fields.
7330 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7331 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7332 (ipcp_update_callgraph): Do not touch function bodies.
7333 * ipa-inline.c: Include except.h
7334 (MAX_TIME): New constant.
7335 (overall_insns): Remove
7336 (overall_size, max_benefit): New static variables.
7337 (cgraph_estimate_time_after_inlining): New function.
7338 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7339 (cgraph_clone_inlined_nodes): Update size.
7340 (cgraph_mark_inline_edge): Update size.
7341 (cgraph_estimate_growth): Use size info.
7342 (cgraph_check_inline_limits): Check size.
7343 (cgraph_default_inline_p): Likewise.
7344 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7345 (cgraph_decide_recursive_inlining): Check size.
7346 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7348 (cgraph_decide_inlining): Likewise.
7349 (cgraph_decide_inlining_incrementally): Likewise; honor
7350 PARAM_EARLY_INLINING_INSNS.
7351 (likely_eliminated_by_inlining_p): New predicate.
7352 (estimate_function_body_sizes): New function.
7353 (compute_inline_parameters): Use it.
7354 * except.c (must_not_throw_labels): New function.
7355 * except.h (must_not_throw_labels): Declare.
7356 * tree-inline.c (init_inline_once): Kill inlining_weigths
7357 * tree-ssa-structalias.c: Avoid uninitialized warning.
7358 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7359 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7360 (PARAM_INLINE_CALL_COST): Remove.
7361 (PARAM_EARLY_INLINING_INSNS): New.
7363 2009-05-15 Richard Guenther <rguenther@suse.de>
7365 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7366 not TODO_update_ssa.
7368 2009-05-15 Richard Guenther <rguenther@suse.de>
7370 PR tree-optimization/39999
7371 * gimple.h (gimple_expr_type): Use the expression type looking
7372 through useless conversions.
7373 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7374 (vn_nary_op_insert_stmt): Likewise.
7375 (simplify_binary_expression): Likewise.
7377 2009-05-15 Richard Guenther <rguenther@suse.de>
7379 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7380 New options, enabled by default.
7381 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7383 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7384 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7385 * tree-ssa-structalias.c (gate_tree_pta): New function.
7386 (pass_build_alias): Use it.
7388 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7390 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7391 recurse on an invariant address if a conversion from a pointer
7392 type to a wider integer type is involved.
7394 2009-05-15 Jan Hubicka <jh@suse.cz>
7396 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7397 * cgraph.h (struct inline_summary): New filed self_wize,
7398 size_inlining_benefit, self_time and time_inlining_benefit.
7399 (struct cgraph_global_info): Replace insns by time ans size fields.
7400 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7401 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7402 (ipcp_update_callgraph): Do not touch function bodies.
7403 * ipa-inline.c: Include except.h
7404 (MAX_TIME): New constant.
7405 (overall_insns): Remove
7406 (overall_size, max_benefit): New static variables.
7407 (cgraph_estimate_time_after_inlining): New function.
7408 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7409 (cgraph_clone_inlined_nodes): Update size.
7410 (cgraph_mark_inline_edge): Update size.
7411 (cgraph_estimate_growth): Use size info.
7412 (cgraph_check_inline_limits): Check size.
7413 (cgraph_default_inline_p): Likewise.
7414 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7415 (cgraph_decide_recursive_inlining): Check size.
7416 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7418 (cgraph_decide_inlining): Likewise.
7419 (cgraph_decide_inlining_incrementally): Likewise; honor
7420 PARAM_EARLY_INLINING_INSNS.
7421 (likely_eliminated_by_inlining_p): New predicate.
7422 (estimate_function_body_sizes): New function.
7423 (compute_inline_parameters): Use it.
7424 * except.c (must_not_throw_labels): New function.
7425 * except.h (must_not_throw_labels): Declare.
7426 * tree-inline.c (init_inline_once): Kill inlining_weigths
7427 * tree-ssa-structalias.c: Avoid uninitialized warning.
7428 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7429 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7430 (PARAM_INLINE_CALL_COST): Remove.
7431 (PARAM_EARLY_INLINING_INSNS): New.
7432 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7433 (inline-call-cost): Remove.
7434 (early-inlining-insns): New.
7436 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7438 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7440 (print_int_cst_bounds_in_octal_p): Likewise.
7441 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7443 * dwarf2out.c (base_type_die): Likewise.
7444 (is_subrange_type): Delete.
7445 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7446 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7447 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7448 if the destination type is boolean.
7449 (build_range_check): Do not special-case subtypes.
7450 (fold_sign_changed_comparison): Likewise.
7451 (fold_unary): Likewise.
7452 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7453 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7454 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7455 * tree.c (subrange_type_for_debug_p): New predicate based on the
7456 former is_subrange_type.
7457 * tree.h (subrange_type_for_debug_p): Declare.
7458 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7459 (convert_affine_scev): Remove call to above function.
7460 (chrec_convert_aggressive): Likewise.
7461 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7462 false for conversions involving subtypes.
7463 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7464 (vrp_val_min): Likewise.
7465 (needs_overflow_infinity): Likewise.
7466 (extract_range_from_unary_expr): Likewise.
7468 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7470 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7471 * config/frv/frv.c: Likewise.
7472 * config/s390/s390.c: Likewise.
7473 * config/sparc/sparc.h: Likewise.
7474 * config/i386/i386.h: Likewise.
7475 * config/i386/i386.c: Likewise.
7476 * config/crx/crx.c: Likewise.
7477 * config/m68hc11/m68hc11.h: Likewise.
7478 * config/iq2000/iq2000.c: Likewise.
7479 * config/mn10300/mn10300.h: Likewise.
7480 * config/mn10300/mn10300.c: Likewise.
7481 * config/m68k/m68k.c: Likewise.
7482 * config/rs6000/rs6000.c: Likewise.
7483 * config/rs6000/xcoff.h: Likewise.
7484 * config/rs6000/linux64.h: Likewise.
7485 * config/rs6000/sysv4.h: Likewise.
7486 * config/score/score3.c: Likewise.
7487 * config/score/score7.c: Likewise.
7488 * config/score/score.c: Likewise.
7489 * config/arm/arm.md: Likewise.
7490 * config/mips/mips.c: Likewise.
7491 * config/mips/mips.md: Likewise.
7492 * config/bfin/bfin.h: Likewise.
7493 * config/pa/pa.c: Likewise.
7494 * config/pa/constraints.md: Likewise.
7496 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7497 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7498 * config/pdp11/pdp11.h: Use memory_address_p instead.
7500 2009-05-14 Ian Lance Taylor <iant@google.com>
7502 * passes.c (finish_optimization_passes): Change i to int.
7503 * plugin.c (plugins_active_p): Change event to int.
7504 (dump_active_plugins): Likewise.
7505 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7507 * tree.c (tree_range_check_failed): Change c to unsigned int.
7508 (omp_clause_range_check_failed): Likewise.
7509 (build_common_builtin_nodes): Change mode to int. Add cast.
7510 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7511 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7513 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7514 ++ or -- with a variable of enum type.
7516 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7519 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7521 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7523 * store-motion.c: Do not include params.h
7524 * Makefile.in: Fix dependencies for various files.
7526 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7528 * auto-inc-dec.c: Fix pass description, remove apparent
7529 accidental duplication.
7531 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7534 * ipa-utils.h (memory_identifier_string): Moved to ...
7535 * tree.h (memory_identifier_string): Here. Add GTY(()).
7537 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7539 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7540 in the former documentation of...
7541 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7542 * ira-conflicts.c (get_dup_num): Use address_operand.
7543 * targhooks.c (default_legitimate_address_p): New.
7544 * targhooks.h (default_legitimate_address_p): New.
7545 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7547 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7548 * target.h (struct target): Add legitimate_address_p.
7549 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7550 (TARGET_INITIALIZER): Include it.
7552 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7553 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7554 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7555 (TARGET_LEGITIMATE_ADDRESS_P): New.
7557 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7558 (REG_OK_STRICT_P): Delete.
7559 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7560 (frv_legitimate_address_p_1): ... this.
7561 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7562 (frv_legitimate_address_p_1): ... the renamed old
7563 frv_legitimate_address_p.
7564 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7565 (TARGET_LEGITIMATE_ADDRESS_P): New.
7567 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7568 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7569 * config/s390/s390.c (legitimate_address_p): Rename to...
7570 (s390_legitimate_address_p): ... this, make static.
7571 (legitimize_address): Adjust call.
7572 (TARGET_LEGITIMATE_ADDRESS_P): New.
7573 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7575 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7576 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7577 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7578 (TARGET_LEGITIMATE_ADDRESS_P): New.
7580 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7581 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7582 * config/spu/spu.c (spu_legitimate_address): Rename to...
7583 (spu_legitimate_address_p): ... this, make static.
7584 (TARGET_LEGITIMATE_ADDRESS_P): New.
7586 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7587 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7588 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7589 (sparc_legitimate_address_p): ... this, make static and return bool.
7590 (legitimize_address): Adjust call.
7591 (TARGET_LEGITIMATE_ADDRESS_P): New.
7593 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7594 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7595 * config/i386/i386.c (legitimate_address_p): Rename to...
7596 (ix86_legitimate_address_p): ... this, make static.
7597 (constant_address_p): Move after it, adjust call.
7598 (TARGET_LEGITIMATE_ADDRESS_P): New.
7600 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7601 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7602 * config/avr/avr.c (legitimate_address_p): Rename to...
7603 (avr_legitimate_address_p): ... this, make static.
7604 (legitimize_address): Adjust call.
7605 (TARGET_LEGITIMATE_ADDRESS_P): New.
7607 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7608 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7609 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7610 (TARGET_LEGITIMATE_ADDRESS_P): New.
7612 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7613 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7614 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7615 (TARGET_LEGITIMATE_ADDRESS_P): New.
7617 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7618 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7620 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7622 (TARGET_LEGITIMATE_ADDRESS_P): New.
7624 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7625 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7627 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7629 (m68hc11_legitimate_address_p): ... this, make static.
7630 (go_if_legitimate_address_internal): Rename to...
7631 (m68hc11_legitimate_address_p_1): ... this.
7632 (legitimize_address): Adjust call.
7633 (TARGET_LEGITIMATE_ADDRESS_P): New.
7635 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7636 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7637 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7638 (TARGET_LEGITIMATE_ADDRESS_P): New.
7640 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7641 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7642 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7643 (mn10300_legitimate_address_p): ... this, make static.
7644 (TARGET_LEGITIMATE_ADDRESS_P): New.
7646 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7647 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7648 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7649 (TARGET_LEGITIMATE_ADDRESS_P): New.
7651 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7652 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7653 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7654 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7655 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7656 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7657 (rs6000_legitimate_address_p): ... this, make static.
7658 (TARGET_LEGITIMATE_ADDRESS_P): New.
7659 (REG_MODE_OK_FOR_BASE_P): Delete.
7660 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7662 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7663 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7665 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7666 static, adjust types.
7667 (TARGET_LEGITIMATE_ADDRESS_P): New.
7669 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7670 * config/score/score.c (score_address_p): Rename to...
7671 (score_legitimate_address_p): ... this.
7672 (TARGET_LEGITIMATE_ADDRESS_P): New.
7673 * config/score/score3.c (score3_address_p): Rename to...
7674 (score3_legitimate_address_p): ... this.
7675 * config/score/score7.c (score7_address_p): Rename to...
7676 (score7_legitimate_address_p): ... this.
7678 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7679 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7680 GO_IF_LEGITIMATE_ADDRESS): Delete.
7681 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7682 thumb2_legitimate_address_p): Delete.
7683 (arm_legitimate_address_p): Rename to...
7684 (arm_legitimate_address_outer_p): ... this.
7685 * config/arm/constraints.md ("Uq"): Adjust call.
7686 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7687 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7689 (arm_legitimate_address_outer_p): ... this.
7690 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7692 (TARGET_LEGITIMATE_ADDRESS_P): New.
7694 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7695 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7696 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7697 (TARGET_LEGITIMATE_ADDRESS_P): New.
7699 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7700 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7701 * config/vax/vax.c (legitimate_address_p): Rename to...
7702 (vax_legitimate_address_p): ... this, make static.
7703 (TARGET_LEGITIMATE_ADDRESS_P): New.
7705 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7706 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7707 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7708 (TARGET_LEGITIMATE_ADDRESS_P): New.
7710 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7711 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7712 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7713 (mmix_legitimate_address_p): ... this, make static.
7714 (TARGET_LEGITIMATE_ADDRESS_P): New.
7716 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7717 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7718 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7719 (TARGET_LEGITIMATE_ADDRESS_P): New.
7721 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7723 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7724 of MODE_COMPLEX_INT.
7726 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7728 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7729 LCT_NORMAL in function call.
7730 * mips-tdump.c (print_file_desc): Add cast to enum type.
7731 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7732 (mark_stabs): Add casts to enum types.
7733 (parse_stabs_common): Add casts to enum types.
7735 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7737 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7738 Check for invalid values of LETTER.
7740 2009-05-13 Taras Glek <tglek@mozilla.com>
7742 * attribs.c (register_attribute): moved out attribute registration
7743 into register_attribute.
7744 * doc/plugins.texi: Documented register_attribute and
7746 * gcc-plugin.h: Added forward decl for register_attribute.
7747 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7748 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7749 PLUGIN_ATTRIBUTES boilerplate.
7751 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7753 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7754 values even in sentinel and empty entries.
7755 (ms_printf_flag_specs): Likewise.
7756 (ms_scanf_flag_specs): Likewise.
7757 (ms_strftime_flag_specs): Likewise.
7758 (ms_print_char_table): Likewise.
7759 (ms_scan_char_table): Likewise.
7760 (ms_time_char_table): Likewise.
7762 2009-05-13 Doug Kwan <dougkwan@google.com>
7764 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7766 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7768 * config/mips/mips.md (store): Add attributes for QI and HI.
7770 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7771 (truncdi<mode>2): ... this new pattern.
7773 2009-05-13 Brad Hards <bradh@kde.org>
7775 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7777 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7778 Ben Elliston <bje@au.ibm.com>
7781 * dse.c (check_mem_read_rtx): Guard against width == -1.
7783 2009-05-13 Michael Matz <matz@suse.de>
7786 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7787 (trivially_conflicts_p): New function.
7788 (insert_backedge_copies): Use it.
7790 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7792 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7793 (handle_stdc_pragma): Use new enum constant names.
7794 (handle_pragma_float_const_decimal64): Ditto.
7796 2009-05-13 Ian Lance Taylor <iant@google.com>
7798 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7801 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7803 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7804 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7806 * config/m68k/m68k.h (FL_UCLINUX): Define.
7808 2009-05-13 Jan Hubicka <jh@suse.cz>
7810 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7812 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7814 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7815 unless -fschedule-insns is specified.
7817 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7820 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7821 TARGET_EXPAND_CBRANCHDI4.
7822 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7823 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7824 (cmpeqdi): Fix comment.
7826 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7828 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7829 (sh_legitimate_address_p): Likewise.
7830 * config/sh/sh.c (sh_legitimate_index_p): New.
7831 (sh_legitimate_address_p): Likewise.
7832 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7833 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7834 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7835 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7836 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7837 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7838 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7839 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7840 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7842 2009-05-12 Jan Hubicka <jh@suse.cz>
7844 * tree-inline.c (estimate_operator_cost): Add operands;
7845 when division happens by constant, it is cheap.
7846 (estimate_num_insns): Loads and stores are not having cost of 0;
7847 EH magic stuff is cheap; when computing runtime cost of switch,
7848 use log2 base of amount of its cases; builtin_expect has cost of 0;
7849 compute cost for moving return value of call.
7850 (init_inline_once): Initialize time_based flags.
7851 * tree-inline.h (eni_weights_d): Add time_based flag.
7853 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7855 * df-core.c: Update head documentation.
7857 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7860 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7861 shadowing exisiting variable op1.
7863 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7866 * config/i386/driver-i386.c (processor_signatures): New enum.
7867 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7868 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7869 processor signature to detect geode processor.
7871 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7875 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7877 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7878 causes spurious differences between trunk and cond-optab branch.
7880 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7882 * dojump.c (compare_from_rtx): Delete.
7883 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7884 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7885 if the comparison does not satisfy the predicate; test predicates for
7886 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7887 further if one existing pattern fails.
7888 * expr.h (compare_from_rtx): Delete.
7889 (prepare_operand): Declare it.
7890 * optabs.c: Change "lib call" to "libcall" throughout.
7891 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7892 HAVE_conditional_trap, emit_cmp_insn): Delete.
7893 (can_compare_p): Delete cmp_optab case.
7894 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7895 Accept other parameters by value.
7896 (prepare_operand): Make non-static.
7897 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7898 other parameters by value. Try to widen operands here based on
7899 an optab_methods argument and looking at cbranch_optab.
7900 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7901 loop. Use cbranch_optab directly.
7902 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7903 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7905 (emit_conditional_move, emit_conditional_add): Inline what's needed
7906 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7907 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7908 with COMPARE. Move cmov_optab and cstore_optab above
7909 with cbranch_optab, move cmp_optab down with ucmp_optab,
7910 remove tst_otpab. Do not initialize trap_rtx.
7911 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7912 for trap code. Do not check HAVE_conditional_trap. Use
7913 prepare_cmp_insn. Accept no predicate for operand 3.
7914 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7915 (OTI_ctrap, ctrap_optab): New.
7916 (tst_optab): Delete.
7917 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7918 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7919 with lookup of ctrap_optab.
7920 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7924 * combine.c (combine_simplify_rtx, simplify_set): Do not
7925 special case comparing against zero for cc0 machines.
7926 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7927 COMPARE on cc0 machines.
7928 (simplify_relational_operation): Return a new expression when
7929 a COMPARE could be removed.
7930 * final.c (final_scan_insn): Compare cc_status values
7931 against LHS of a (compare FOO (const_int 0)) cc0 source.
7932 Also check if cc_status.value is the full compare.
7934 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7935 (cstoreMM4): Document.
7936 (conditional_trap): Document ctrapMM4 instead.
7937 (sync_compare_and_swapMM): Refer to cbranchcc4.
7938 (Dependent Patterns): Eliminate obsolete information referring to
7939 the old jump optimization phase.
7940 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7941 of compares with 0 on cc0 machines.
7942 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7943 avoiding references to cc0. Remove text about storing operands
7945 * doc/tm.texi (Condition Codes): Include blurb on different
7946 condition code representations, separate into subsections for
7947 CC0, MODE_CC and conditional execution.
7949 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7950 alpha_emit_setcc): Accept operands and a machine mode.
7951 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7952 Get code/op0/op1 from operands, use machine mode argument
7953 instead of alpha_compare.fp_p. Emit the branch here.
7954 (alpha_emit_setcc): Likewise, and return boolean.
7955 (alpha_emit_conditional_move): Likewise. Assert that
7956 cmp_op_mode == cmp_mode, and simplify accordingly.
7957 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7958 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7959 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7961 (stack probe test): Use cbranchdi4.
7962 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7964 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7965 * config/arc/arc.h (movsicc, movsfcc): Use it.
7966 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7967 (cbranchsi4, cstoresi4): New.
7968 (cmpsi, bCC and sCC expanders): Remove.
7970 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7971 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7972 * config/arm/predicates.md (arm_comparison_operator): Only include
7973 floating-point operators if there is a hardware floating-point unit.
7974 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7975 deferring to cbranch_cc and cstore_cc respectively.
7976 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7977 cbranch_cc, cstore_cc): New.
7978 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7980 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7982 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7983 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7985 (adjust_insn_length): Adjust calls.
7986 (avr_reorg): Handle (compare (foo) (const_int 0)).
7987 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7988 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7989 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7990 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7992 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7993 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7995 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7996 (cbranchsi4, cstorebi4, cstoresi4): New.
7997 (movbisi): This insn is duplicate, split it to zero_extend.
7998 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7999 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
8000 (bfin_optimize_loop): Use cbranch expander.
8001 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
8002 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
8003 (bfin_bimode_comparison_operator): ... this.
8004 (bfin_direct_comparison_operator): New.
8006 * config/cris/cris.c (cris_normal_notice_update_cc): Look
8007 inside (compare FOO (const_int 0)).
8008 (cris_rtx_costs): Handle ZERO_EXTRACT.
8009 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
8010 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
8011 (*tstdi_v32): Delete.
8012 (*cmpdi_non_v32): Add M alternative for operand 1.
8013 (cmpsi, cmp<mode>): Make private.
8014 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
8016 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
8018 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
8019 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
8020 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
8021 (cc_reg_operand): New.
8023 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
8024 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
8025 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
8026 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
8027 crx_expand_scond): Delete.
8029 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
8031 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
8032 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
8034 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
8035 cstoresi4, cstoresf4, cstoredf4): New.
8036 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
8037 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8038 Receive the entire operands array.
8039 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
8040 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
8041 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8042 Get test/op0/op1 from the operands array.
8043 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
8045 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
8046 (h8300_expand_store): New.
8047 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
8049 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
8050 (h8300_expand_store): New.
8051 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
8052 or do not try to produce (set (cc0) REG).
8053 (peepholes): Wrap arguments with COMPARE. Add a peephole to
8054 change a compare into a move to a scratch register. Disable some
8055 peepholes when comparing with zero.
8056 (tstsi, tsthi, tstsi, cmpqi): Make private.
8059 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
8062 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
8063 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
8064 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
8065 (ix86_emit_i387_log1p): Use cbranchxf2.
8066 (ix86_expand_setcc): Return void.
8067 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
8068 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
8069 cmp<MODEF>, cmpcc): Remove.
8070 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
8071 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
8072 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
8073 (sCC and bCC expanders): Remove.
8074 (stack_protect_test): Use cbranchcc4.
8076 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
8078 (ia64_expand_compare): Accept three rtx by reference and return void.
8079 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
8080 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
8081 from *expr. Update *expr with the BImode comparison to do.
8082 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
8083 cmptf, bCC, sCC, conditional_trap): Delete.
8084 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
8085 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
8086 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
8087 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
8088 * config/ia64/predicates.md (ia64_cbranch_operator): New.
8090 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
8091 type of last argument.
8092 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
8093 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
8094 use machine mode argument instead of branch_type. Remove dead
8095 code for floating-point comparisons.
8096 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
8097 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
8099 (cbranchsi4, cstoresi4): New.
8100 * config/iq2000/predicates.md (reg_or_const_operand): New.
8102 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8103 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8104 (b<code>_op): Rewrite to...
8105 (bcc_op): ... this, using match_operator.
8106 (s<code>_op): Rewrite to...
8107 (scc_op): ... this, using match_operator.
8108 (s<code>_24_op): Rewrite to...
8109 (scc_op_24): ... this, using match_operator.
8110 (s<code>_<mode>): Rewrite to...
8111 (cstore<mode>4): ... this, using match_operator.
8112 (s<code>_<mode>_24): Rewrite to...
8113 (cstore<mode>4_24): ... this, using match_operator.
8114 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
8115 m32c_unpend_compare, m32c_expand_scc): Delete.
8116 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
8117 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
8118 (m32c_expand_movcc): Change NE to EQ if necessary.
8119 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8121 * config/m32r/m32r-protos.h (gen_cond_store): New.
8122 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8123 (gen_cond_store): New, from sCC patterns.
8124 (m32r_expand_block_move): Use cbranchsi4.
8125 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8126 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8127 (cbranchsi4, cstoresi4): New.
8129 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8131 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8132 (m68hc11_notice_update_cc): Look into a compare with 0.
8133 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8135 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8136 cmphi, cmpqi, bCC): Delete.
8137 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8138 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8139 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8142 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8143 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8144 * config/m68k/constraints.md (H): New.
8145 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8146 the define_insn below.
8147 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8148 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8149 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8150 patterns): Wrap RHS with COMPARE.
8151 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8152 (*cmpdi_internal): Name this pattern.
8153 (cmpdi): Change to define_insn.
8154 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8155 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8156 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8158 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8159 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8160 (conditional_trap): Change to...
8161 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8162 (*conditional_trap): Use the ordered_comparison_operator and
8163 const1_operand predicates.
8164 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8165 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8166 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8167 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8169 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8170 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8171 (mcore_gen_compare): New.
8172 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8173 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8174 (mcore_gen_compare): ... this.
8175 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8176 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8177 (stack probe pattern): Use cbranchsi4.
8179 * config/mips/predicates.md (mips_cstore_operator): New.
8180 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
8181 * config/mips/mips.md (any_cond): Delete.
8182 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
8184 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
8185 fixuns_truncsfdi2): Use cbranch patterns.
8186 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
8187 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
8188 Adjust call to mips_expand_conditional_branch.
8189 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
8191 * config/mips/mips-protos.h (mips_expand_conditional_branch,
8192 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
8193 * config/mips/mips.c (cmp_operands): Delete.
8194 (mips_emit_compare): Get comparison operands from *op0/*op1.
8195 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
8196 that it succeeds. Use op0/op1 instead of cmp_operands.
8197 (mips_expand_conditional_branch, mips_expand_conditional_move,
8198 mips_expand_conditional_trap): Likewise.
8199 (mips_block_move_loop): Use cbranch patterns.
8200 * config/mips/mips.h (cmp_operands): Delete.
8202 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
8203 (mmix_gen_compare_reg): Just return a register in the right CC mode.
8204 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
8205 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
8206 (*cmpcc_folded): Rename to...
8207 (*cmpdi_folded): this.
8208 (*cmpcc): Rename to...
8210 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
8213 (cbranchdf4): New. Handle invalid comparisons here.
8214 * config/mmix/predicates.md (float_comparison_operator): New.
8216 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
8217 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
8218 * config/mn10300/mn10300.md (tst): Delete.
8219 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
8220 Name these patterns and wrap RHS in a compare.
8221 (*cmpsi): Make this pattern private. Include tst.
8222 (*cmpsf): Make this pattern private.
8223 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
8224 (compare with zero peepholes): Likewise.
8226 (cbranchsi4, cbranchsf4): New.
8227 (casesi): Use cbranchsi4.
8229 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
8230 hppa_branch_type): Delete.
8231 (return_addr_rtx): Use cbranchsi4.
8232 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
8233 Emit CCFPmode comparison here.
8234 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
8235 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
8236 hppa_branch_type): Delete.
8237 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
8238 (movsicc, movdicc): Remove references to hppa_compare_op0,
8239 hppa_compare_op1 and compare_from_rtx.
8240 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
8241 (casesi): Use cbranchsi4.
8243 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
8244 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
8245 * config/pdp11/pdp11.md (register_or_const0_operand): New.
8246 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
8247 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
8249 (cbranchdf4, cbranchhi4, cbranchqi4): New.
8250 (*branch, *branch_inverted): New.
8252 * config/picochip/picochip.md (cbranchhi4): Use
8253 ordered_comparison_operator.
8254 (cmphi, bCC): Remove.
8256 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
8257 (trap_comparison_operator): Delete.
8258 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
8259 rs6000_emit_cbranch): Accept mode and operands.
8260 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
8261 rs6000_compare_fp_p): Delete.
8262 (rs6000_generate_compare): Accept mode and comparison. Extract code
8263 and op0/op1 from there. Replace references to rs6000_compare_op0
8264 and rs6000_compare_op1.
8265 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
8266 extract result from passed operands.
8267 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
8268 extract loc from passed operands.
8269 (rs6000_emit_cmove): Likewise.
8270 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
8271 rs6000_compare_fp_p): Delete.
8272 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
8273 (cbranch<GPR>4, cbranch<FP>4): New.
8274 (cstore<mode>4): New. Consolidate here all choices about when to use
8275 portable or specialized sCC sequences.
8276 (stack_protect_test): Use cbranchsi4.
8277 (conditional_trap): Replace with ctrap<GPR>4.
8278 (conditional trap insn): Replace trap_comparison_operator with
8279 ordered_comparison_operator.
8281 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
8282 (s390_emit_prologue): Use ctrap.
8283 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
8284 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
8285 New predicates replacing...
8286 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
8287 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
8288 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
8289 (add<mode>cc): Do not use s390_compare_op0/op1.
8290 (s<code>): Change to...
8291 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
8293 (cstorecc4): ... this. Handle EQ or NE equally.
8294 (*sne): Un-privatize for use in cstorecc4.
8295 (b<code>): Change to...
8296 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
8297 (conditional_trap): Replace with...
8298 (ctrap<GPR>4, ctrap<FP>4): ... these.
8299 (stack_protect): Use cbranchcc4.
8301 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
8302 * config/score/score-protos.h (score_gen_cmp): Delete.
8303 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
8304 (score_block_move-loop): Use cbranchsi4.
8305 * config/score/score.md (cbranchsi4): New.
8306 (cmpsi, bCC): Delete.
8307 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
8308 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8309 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
8310 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8311 * config/score/score3.h (score3_gen_cmp): Delete.
8312 * config/score/score7.h (score7_gen_cmp): Delete.
8314 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
8315 (sh_emit_scc_to_t): ... this. Return void.
8316 (from_compare): Rename to...
8317 (sh_emit_compare_and_branch): ... this.
8318 (sh_emit_compare_and_set): New.
8319 (sh_expand_t_scc): Accept operands.
8320 * config/sh/predicates.md (sh_float_comparison_operator): New.
8321 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
8322 (prepare_scc_operands): Rename to...
8323 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
8325 (sh_emit_cheap_store_flag): New.
8326 (sh_emit_set_t_insn): New.
8327 (from_compare): Rename to...
8328 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
8329 handling of TARGET_SH2E floating point to avoid recursive call.
8330 Generate branch here.
8331 (sh_emit_compare_and_set): New.
8332 (sh_expand_t_scc): Get op0/op1 from arguments.
8333 (sh_emit_cheap_store_flag): New.
8334 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
8336 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
8337 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
8338 (movsicc, movdicc): Do nothing when it recreated operands from
8339 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
8340 prepare_scc_operands (now sh_emit_scc_to_t).
8341 (udivdi3): Use cstoresi4.
8342 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
8343 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
8344 (cbranchint4_media, cbranchfp4_media): New.
8345 (casesi): Use cbranchdi4.
8346 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8348 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8349 (movnegt): Remove second operand.
8350 (cbranchsf4, cbranchdf4): New.
8351 (stack_protect): Use cbranchdi4/cbranchsi4.
8353 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8354 (gen_compare_reg): Accept comparison, extract part of it to...
8355 (gen_compare_reg_1): ... this.
8356 (gen_compare_operator): Delete.
8357 (gen_v9_scc): Accept separate destination, comparison code and arms.
8358 Do not use sparc_compare_op0/sparc_compare_op1.
8359 (emit_scc_insn, emit_conditional_branch_insn): New.
8360 (emit_v9_brxx): Make static. Remove useless assertion.
8361 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8363 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8364 * config/sparc/sparc-protos.h (gen_compare_reg,
8365 sparc_emit_float_lib_cmp): Adjust prototype.
8366 (emit_scc_insn, emit_conditional_branch_insn): New.
8367 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8368 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8369 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8370 iterators to the top.
8371 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8372 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8373 snedi_special_trunc): Delete.
8374 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8375 and snedi_special_trunc.
8376 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8377 cbranchdi4, cbranch<F:mode>4): New.
8378 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8379 here. Use gen_compare_reg instead of gen_compare_operator.
8380 (conditional_trap): Replace with...
8381 (ctrapsi4, ctrapdi4): ... this.
8382 (stack_protect_test): Use cbranchcc4.
8384 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8386 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8387 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8388 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8389 from operands[0] or operands[3] depending on is_set.
8390 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8391 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8392 cmpdf, bCC), sCC: Remove.
8393 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8394 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8396 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8397 spu_emit_branch_or_set.
8399 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8401 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8402 xstormy16_compare_op1): Delete.
8403 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8404 xstormy16_compare_op1): Delete.
8405 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8407 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8408 (cmphi, cmpsi, bCC): Remove.
8410 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8411 (*cmpsi): ... this one.
8412 (cbranchsi4, cstoresi4): New.
8413 (bCC expanders): Delete.
8414 (sCC insns): Fold into...
8415 (*setcc): ... this one.
8416 (casesi): Do not use gen_cmpsi and gen_bgtu.
8417 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8418 (movsicc): Simplify.
8419 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8421 * config/vax/vax-protos.h (cond_name): New.
8422 (vax_output_conditional_branch): Remove.
8423 * config/vax/vax.c (cond_name): New.
8424 (vax_output_conditional_branch): Remove.
8425 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8426 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8427 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8428 (bit<VAXint>): Wrap source with (compare).
8429 (b<code> and following unnamed pattern): Rename to *branch and
8430 *branch_reversed. Change macroization to match_operator.
8431 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8433 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8434 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8435 Change last argument to machine_mode.
8436 (xtensa_expand_scc): Add machine_mode argument.
8437 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8438 (gen_conditional_move, xtensa_expand_conditional_branch,
8439 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8440 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8441 Adjust operand numbers.
8442 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8444 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8445 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8446 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8448 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8450 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8451 causes spurious differences between trunk and cond-optab branch.
8453 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8456 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8458 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8460 * tree.c (iterative_hash_pointer): Delete.
8461 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8462 Hash UIDs and versions of SSA names. Don't special-case built-in
8463 function declarations.
8465 2009-05-11 Ian Lance Taylor <iant@google.com>
8468 * graphite.c: Force -Wc++-compat to only be a warning before
8469 #including "cloog/cloog.h".
8471 2009-05-11 Martin Jambor <mjambor@suse.cz>
8473 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8475 2009-05-11 Jan Hubicka <jh@suse.cz>
8477 * tree-ssa-loop-ivcanon.c: Include target.h
8478 (struct loop_size): new structure.
8479 (constant_after_peeling): New predicate.
8480 (tree_estimate_loop_size): New function.
8481 (estimated_unrolled_size): Rewrite for new estimates.
8482 (try_unroll_loop_completely): Use new estimates.
8483 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8485 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8487 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8488 libcpp interface change.
8489 (spu_macro_to_expand): Likewise.
8491 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8493 PR tree-optimization/40026
8494 * gimplify.c (gimplify_init_constructor): Change initial conditional
8495 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8496 optimize_compound_literals_in_ctor.
8498 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8500 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8502 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8504 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8506 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8507 HOST_WIDE_INT for gap.
8509 2009-05-11 Ira Rosen <irar@il.ibm.com>
8511 PR tree-optimization/40074
8512 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8513 account in group size and step comparison.
8515 2009-05-11 Richard Guenther <rguenther@suse.de>
8517 * passes.c (init_optimization_passes): Strip now incorrect comment.
8518 (execute_function_todo): Do not set PROP_alias.
8519 * tree-pass.h (PROP_alias): Remove.
8520 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8521 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8522 * tree-nrv.c (pass_return_slot): Likewise.
8523 * tree-object-size.c (pass_object_sizes): Likewise.
8524 * tree-ssa-dom.c (pass_dominator): Likewise.
8525 (pass_phi_only_cprop): Likewise.
8526 * tree-ssa-dse.c (pass_dse): Likewise.
8527 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8528 (pass_cselim): Likewise.
8529 * tree-ssa-pre.c (pass_pre): Likewise.
8530 (pass_fre): Likewise.
8531 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8532 * tree-ssa-sink.c (pass_sink_code): Likewise.
8533 * tree-stdarg.c (pass_stdarg): Likewise.
8534 * tree-tailcall.c (pass_tail_calls): Likewise.
8535 * tree-vrp.c (pass_vrp): Likewise.
8537 2009-05-10 Ian Lance Taylor <iant@google.com>
8539 * basic-block.h (enum profile_status): Break out of struct
8541 * cgraph.h (struct inline_summary): Break out of struct
8543 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8544 of struct cgraph_order_sort.
8545 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8546 * cse.c (struct branch_path): Break out of struct
8547 cse_basic_block_data.
8548 * except.h (enum eh_region_type): Break out of struct eh_region.
8549 * gcc.c (enum add_del): Break out of struct modify_target.
8550 * genrecog.c (enum decision_type): Break out of struct decision_test.
8551 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8553 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8554 * regmove.c (enum match_use): New enum, broken out of struct match.
8555 * sched-int.h (enum post_call_group): New enum, broken out of
8557 (struct deps_reg): Break out of struct deps.
8558 * target.h (struct asm_int_op): Break out of struct gcc_target.
8559 * tree-eh.c (struct goto_queue_node): Break out of struct
8561 * tree-inline.h (enum copy_body_cge_which): Break out of
8563 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8565 * c-decl.c (in_struct, struct_types): New static variables.
8566 (pushtag): Add loc parameter. Change all callers.
8567 (lookup_tag): Add ploc parameter. Change all callers.
8568 (check_compound_literal_type): New function.
8569 (parser_xref_tag): Add loc parameter. Change all callers. If
8570 -Wc++-compat, warn about struct/union/enum types defined within a
8572 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8573 and loc parameters. Change all callers. Change error calls to
8574 error_at, using loc. For a redefinition, if the location of the
8575 original definition is known, report it. Set in_struct and
8576 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8577 (finish_struct): Add new parameters enclosing_in_struct and
8578 enclosing_struct_types. Change all callers. Set
8579 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8580 in the struct. If in a struct, add this struct to struct_types.
8581 (start_enum): Add loc parameter. Change all callers. Use
8582 error_at for errors, using loc. For a redefinition, if the
8583 location of the original definition is known, report it. If in a
8584 struct, add this enum type to struct_types. If -Wc++-compat warn
8585 if in sizeof, typeof, or alignof.
8586 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8587 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8588 (c_parser_enum_specifier): Get enum location for start_enum.
8589 (c_parser_struct_or_union_specifier): Get struct location for
8590 start_struct. Save in_struct and struct_types status between
8591 start_struct and finish_struct.
8592 (c_parser_cast_expression): Get location of cast.
8593 (c_parser_alignof_expression): Get location of type.
8594 (c_parser_postfix_expression): Likewise.
8595 (c_parser_postfix_expression_after_paren_type): Add type_loc
8596 parameter. Change all callers. Call check_compound_literal_type.
8597 Use type_loc for error about variable size type.
8598 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8599 of an enum constant from an enum type defined in a struct or union.
8600 (c_cast_expr): Add loc parameter. Change all callers. If
8601 -Wc++-compat, warn about defining a type in a cast.
8602 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8603 (start_enum, start_struct, finish_struct): Update declarations.
8604 (parser_xref_tag, c_cast_expr): Update declarations.
8605 (check_compound_literal_type): Declare.
8607 2009-05-11 Ben Elliston <bje@au.ibm.com>
8609 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8610 for recent libcpp interface change.
8611 (rs6000_macro_to_expand): Likewise.
8613 2009-05-10 Michael Matz <matz@suse.de>
8616 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8617 not at entry of function.
8619 2009-05-10 Richard Guenther <rguenther@suse.de>
8621 PR tree-optimization/40081
8623 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8624 using the main variant of the element type. Do not fiddle with
8625 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8627 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8628 structs with volatile fields.
8630 2009-05-10 Jan Hubicka <jh@suse.cz>
8632 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8633 (estimate_move_cost): Assert that it does not get called for
8635 (estimate_num_insns): Skip VOID types in argument handling.
8636 (optimize_inline_calls): Delete unreachable blocks and verify that
8639 2009-05-10 Jan Hubicka <jh@suse.cz>
8641 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8642 * cgraph.c (cgraph_mark_address_taken_node): New function.
8643 (dump_cgraph_node): Dump new flag.
8644 * cgraph.h (struct cgraph_node): Add address_taken.
8645 (cgraph_mark_address_taken_node): New function.
8646 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8647 since new direct calls can be born.
8649 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8651 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8654 2009-05-10 Jan Hubicka <jh@suse.cz>
8657 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8659 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8660 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8661 * tree-inline.c (copy_bb): Set frequency correctly.
8662 (fold_marked_statements): Update call to
8663 cgraph_update_edges_for_call_stmt.
8665 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8667 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8668 identifiers in diagnostics.
8669 * config/arm/arm.c (arm_handle_fndecl_attribute,
8670 arm_handle_isr_attribute): Likewise.
8671 * config/avr/avr.c (avr_handle_progmem_attribute,
8672 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8673 * config/bfin/bfin.c (handle_int_attribute,
8674 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8675 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8676 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8678 * config/darwin.c (darwin_handle_kext_attribute,
8679 darwin_handle_weak_import_attribute): Likewise.
8680 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8681 h8300_handle_eightbit_data_attribute,
8682 h8300_handle_tiny_data_attribute): Likewise.
8683 * config/i386/i386.c (ix86_handle_cconv_attribute,
8684 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8685 * config/i386/winnt.c (ix86_handle_shared_attribute,
8686 ix86_handle_selectany_attribute): Likewise.
8687 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8688 * config/m32c/m32c.c (function_vector_handler): Likewise.
8689 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8690 m68hc11_handle_fntype_attribute): Likewise.
8691 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8692 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8693 * config/mips/mips.c (mips_insert_attributes,
8694 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8695 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8696 rs6000_handle_struct_attribute): Likewise.
8697 * config/sh/sh.c (sh_insert_attributes,
8698 sh_handle_resbank_handler_attribute,
8699 sh_handle_interrupt_handler_attribute,
8700 sh2a_handle_function_vector_handler_attribute,
8701 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8703 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8704 * config/spu/spu.c (spu_handle_fndecl_attribute,
8705 spu_handle_vector_attribute): Likewise.
8706 * config/stormy16/stormy16.c
8707 (xstormy16_handle_interrupt_attribute): Likewise.
8708 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8709 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8711 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8713 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8714 (pp_translate_identifiers): New.
8715 (pp_identifier): Only conditionally translate identifier to locale
8717 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8718 (pp_base_tree_identifier): Only conditionally translate identifier
8719 to locale character set.
8720 * c-pretty-print.c (M_): Define.
8721 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8722 fragments for conditional translation with M_.
8723 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8724 identifier translation.
8726 2009-05-10 Richard Guenther <rguenther@suse.de>
8728 PR tree-optimization/40081
8729 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8730 using the main variant of the element type. Do not fiddle with
8731 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8733 2009-05-09 Jan Hubicka <jh@suse.cz>
8736 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8737 indirect calls; verify cgraph afterwards.
8739 2009-05-09 Jan Hubicka <jh@suse.cz>
8742 * ipa.c (update_inlined_to_pointer): New function.
8743 (cgraph_remove_unreachable_nodes): Use it.
8745 2009-05-09 Jan Hubicka <jh@suse.cz>
8747 * tree-eh.c (struct leh_state): Remove prev_try.
8748 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8750 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8751 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8752 remove_eh_handler_and_replace, foreach_reachable_handler,
8753 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8754 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8755 (gen_eh_region_cleanup): Update prototype.
8757 2009-05-09 Jan Hubicka <jh@suse.cz>
8760 * except.c (copy_eh_region): Always set prev_try.
8761 (redirect_eh_edge_to_label): Find outer try.
8762 (foreach_reachable_handler): When looking for prev try
8763 handle case where previous try is not going to be taken.
8765 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8767 PR tree-optimization/40049
8768 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8769 only vector/vector shifts, convert the type of the constant to the
8770 appropriate type to avoid building incorrect trees, which
8771 eventually have problems with garbage collection.
8773 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8775 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8776 -1 for complex floating-point types if honoring signed zeros.
8778 2009-05-08 Jan Hubicka <jh@suse.cz>
8780 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8781 argument; handle correctly when profile is absent.
8782 (build_cgraph_edges): Update.
8783 (rebuild_cgraph_edges): Update.
8784 * cgraph.c: Do not include varray.h.
8785 (cgraph_set_call_stmt_including_clones): New function.
8786 (cgraph_create_edge_including_clones): Likewise
8787 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8788 (cgraph_update_edges_for_call_stmt): Handle clones.
8789 (cgraph_remove_node): Handle clone tree.
8790 (cgraph_remove_node_and_inline_clones): New function.
8791 (dump_cgraph_node): Dump clone tree.
8792 (cgraph_clone_node): Handle clone tree.
8793 (clone_function_name): Bring here from tree-inline.c.
8794 (cgraph_create_virtual_clone): New function.
8795 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8796 (cgraph_clone_info): New function.
8797 (strut cgraph_node): Add clone_info and new clone tree pointers.
8798 (cgraph_remove_node_and_inline_clones,
8799 cgraph_set_call_stmt_including_clones,
8800 cgraph_create_edge_including_clones,
8801 cgraph_create_virtual_clone): Declare.
8802 (cgraph_function_versioning): Use VEC argument.
8803 (compute_call_stmt_bb_frequency): Update prototype.
8804 (cgraph_materialize_all_clones): New function.
8805 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8806 (ipcp_create_replace_map): Update to VECtors.
8807 (ipcp_update_callgraph): Use virtual clones.
8808 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8809 (ipcp_update_profiling): Do not update local profiling.
8810 (ipcp_insert_stage): Use VECtors and virtual clones.
8811 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8812 (clone_of_p): New function.
8813 (cgraph_preserve_function_body_p): Use clone tree.
8814 (cgraph_optimize): Materialize clones.
8815 (cgraph_function_versioning): Update for VECtors.
8816 (save_inline_function_body): Use clone tree.
8817 (cgraph_materialize_clone): New function.
8818 (cgraph_materialize_all_clones): Likewise.
8819 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8820 * ipa.c: Include gimple.h.
8821 (cgraph_remove_unreachable_nodes): Use clone tree.
8822 * ipa-prop.c (ipa_note_param_call): Update call to
8823 compute_call_stmt_bb_frequencycall.
8824 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8825 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8826 (copy_bb): Handle updating of clone tree; add new edge when new call
8828 (expand_call_inline): Be strict about every call having edge.
8829 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8830 (delete_unreachable_blocks_update_callgraph): New function.
8831 (tree_function_versioning): Use VECtors; always remove unreachable
8832 blocks and fold conditionals.
8833 * tree-inline.h: Do not include varray.h.
8834 (tree_function_versioning): Remove.
8835 * Makefile.in (GTFILES): Remove tree-inline.c
8836 * passes.c (do_per_function): Do only functions having body.
8837 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8840 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8841 Andrew Morrow <acm@google.com>
8844 * c-common.c (c_common_attribute_table): Permit deprecated
8845 attribute to take an optional argument.
8846 (handle_deprecated_attribute): If the optional argument to
8847 __attribute__((deprecated)) is not a string ignore the attribute
8850 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8851 * c-typeck.c (build_component_ref): Likewise.
8852 (build_external_ref): Likewise.
8854 * toplev.c (warn_deprecated_use): Add an attribute argument.
8855 Emit the message associated with __attribute__((deprecated)).
8857 * toplev.h (warn_deprecated_use): Updated.
8859 * doc/extend.texi: Document new optional parameter to
8860 __attribute__((deprecated))
8862 2009-05-08 Michael Eager <eager@eagercon.com>
8864 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8865 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8867 2009-05-08 Richard Guenther <rguenther@suse.de>
8869 PR tree-optimization/40062
8870 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8871 Avoid exponential behavior.
8873 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8875 PR rtl-optimization/33928
8877 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8878 process_uses, build_single_def_use_links): New.
8879 (update_df): Update use_def_ref.
8880 (forward_propagate_into): Use get_def_for_use instead of use-def
8882 (fwprop_init): Call build_single_def_use_links and let it initialize
8884 (fwprop_done): Free use_def_ref.
8885 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8886 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8887 df_rd_simulate_one_insn): New.
8888 (df_rd_bb_local_compute_process_def): Update head comment.
8889 (df_chain_create_bb): Use the new RD simulation functions.
8890 * df.h (df_rd_simulate_artificial_defs_at_top,
8891 df_rd_simulate_one_insn): New.
8892 * opts.c (decode_options): Enable fwprop at -O1.
8893 * doc/invoke.texi (-fforward-propagate): Document this.
8895 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8898 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8899 and one complex operand specially.
8900 * tree-complex.c (some_nonzerop): Do not identify a real value as
8901 zero if flag_signed_zeros.
8903 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8905 PR rtl-optimization/33928
8906 * loop-invariant.c (record_use): Fix && vs. || mishap.
8908 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8910 PR rtl-optimization/33928
8911 * loop-invariant.c (struct use): Add addr_use_p.
8912 (struct def): Add n_addr_uses.
8913 (struct invariant): Add cheap_address.
8914 (create_new_invariant): Set cheap_address.
8915 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8916 (record_uses): Pass df_ref to record_use.
8917 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8920 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8922 * config/sh/sh.c: Do not include c-pragma.h.
8924 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8926 * config/spu/spu.c: Remove include of c-common.h.
8928 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8931 * c-common.h (mark_valid_location_for_stdc_pragma,
8932 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8933 clear_float_const_decimal64, float_const_decimal64_p): New.
8934 * c.opt (Wunsuffixed-float-constants): New.
8935 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8936 unsuffixed float constant, handle new warning.
8937 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8938 * c-decl.c (c_scope): New flag float_const_decimal64.
8939 (set_float_const_decimal64, clear_float_const_decimal64,
8940 float_const_decimal64_p): New.
8941 (push_scope): Set new flag.
8942 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8943 to use STDC pragmas.
8944 (c_parser_external_declaration): Ditto.
8945 (c_parser_compound_statement_nostart): Ditto.
8946 * c-pragma.c (valid_location_for_stdc_pragma,
8947 mark_valid_location_for_stdc_pragma,
8948 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8949 handle_pragma_float_const_decimal64): New.
8950 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8951 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8952 set_float_const_decimal64, clear_float_const_decimal64,
8953 float_const_decimal64_p): New dummy functions.
8954 * doc/extend.texi (Decimal Float): Remove statement that the
8955 pragma, and suffix for double constants, are not supported.
8956 * doc/invoke.texi (Warning Options): List new option.
8957 (-Wunsuffixed-float-constants): New.
8959 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8961 * config/i386/i386.c: Do not include c-common.h.
8963 2009-05-07 Mark Heffernan <meheff@google.com>
8965 * doc/invoke.texi (Debugging Options): Document change of debugging
8967 * opts.c (decode_options): Make dump_base_name relative to
8968 aux_base_name directory.
8970 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8972 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8973 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8975 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8977 * Makefile.in (install-plugin): Simplify a bit.
8979 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8981 * Makefile.in (OBJS-common): Add regcprop.o.
8983 * timevar.def (TV_CPROP_REGISTERS): New.
8984 * regrename.c (regrename_optimize): Return 0.
8985 (rest_of_handle_regrename): Delete.
8986 (pass_rename_registers): Point to regrename_optimize.
8987 (struct value_data_entry, struct value_data,
8988 kill_value_one_regno, kill_value_regno, kill_value,
8989 set_value_regno, init_value_data, kill_clobbered_value,
8990 kill_set_value, kill_autoinc_value, copy_value,
8991 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8992 replace_oldest_value_reg, replace_oldest_value_addr,
8993 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8994 debug_value_data, validate_value_data): Move...
8995 * regcprop.c: ... here.
8996 (rest_of_handle_cprop): Delete.
8997 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8999 2009-05-07 Jakub Jelinek <jakub@redhat.com>
9002 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
9003 GEN_INT for 1 << bitnum.
9004 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
9007 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
9009 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
9010 Remove wrong description of "nand" operation.
9012 2009-05-06 Richard Guenther <rguenther@suse.de>
9013 Adam Nemet <anemet@caviumnetworks.com>
9015 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
9016 comment. Add that if LHS is not a gimple register, then RHS1 has
9017 to be a single object (GIMPLE_SINGLE_RHS).
9019 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
9021 * expr.c (get_def_for_expr): Move it up in the file.
9022 (store_field): When expanding a bit-field store, look at the
9023 defining gimple stmt for the masking conversion.
9025 2009-05-06 Janis Johnson <janis187@us.ibm.com>
9028 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
9029 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
9030 32-bit memcpy into long.
9032 2009-05-06 Jakub Jelinek <jakub@redhat.com>
9034 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
9035 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
9037 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
9038 instead of appending DW_OP_deref*.
9040 2009-05-06 Michael Matz <matz@suse.de>
9043 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
9044 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
9046 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
9048 * Makefile.in (install-plugin): Fix srcdir handling.
9050 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
9052 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
9053 when processing for not_regs_needed bitmap.
9054 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
9055 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
9056 handling it for rhs.
9058 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9060 * config/i386/i386.md (unnamed inc/dec peephole): Use
9061 optimize_insn_for_size_p instead of optimize_size.
9062 * config/i386/predicates.md (incdec_operand): Likewise.
9063 (aligned_operand): Likewise.
9064 * config/i386/sse.md (divv8sf3): Likewise.
9065 (sqrtv8sf2): Likewise.
9067 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9069 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
9071 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
9073 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9075 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
9076 ssemodesuffixf2c with avxmodesuffixf2c.
9078 2009-05-06 Joseph Myers <joseph@codesourcery.com>
9081 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
9083 2009-05-05 Jakub Jelinek <jakub@redhat.com>
9085 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
9086 (struct tree_base): Adjust spacing for 8 bit boundaries.
9087 (struct tree_decl_common): Add decl_by_reference_flag bit.
9088 (DECL_BY_REFERENCE): Adjust.
9089 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
9090 print DECL_BY_REFERENCE bit.
9091 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
9092 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
9093 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
9094 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
9098 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
9099 range of the type, but default label is missing, add it with one
9100 of the existing labels instead of adding a new label for it.
9102 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9106 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9108 * Makefile.in (enable_plugin, plugin_includedir): New.
9109 (install): Depend on install-plugin.
9110 (PLUGIN_HEADERS): New.
9111 (install-plugin): New.
9112 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
9114 2009-05-05 Richard Guenther <rguenther@suse.de>
9116 PR tree-optimization/40022
9117 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
9119 (phivn_valid_p): Fix tuplification error, simplify.
9120 (phiprop_insert_phi): Add dumps.
9121 (propagate_with_phi): Simplify.
9123 2009-05-05 Richard Guenther <rguenther@suse.de>
9126 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9128 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9130 * tree.h (strip_float_extensions): Remove duplicate declaration.
9131 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9132 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9133 block_ultimate_origin): Rearrange the declarations line to match the
9134 comment that indicates the .c file which the functions are defined.
9135 (dwarf2out_*, set_decl_rtl): Add comment.
9136 (get_base_address): Adjust comment.
9137 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9138 declarations line and add comment.
9139 (is_builtin_name): Add blank after function name, for clarity.
9141 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9143 * attribs.c (decl_attributes): Use %qE for identifiers in
9145 * cgraphunit.c (verify_cgraph_node): Translate function names to
9146 locale character set in diagnostics.
9147 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9149 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9150 Document that functions are named in UTF-8.
9151 * expr.c (expand_expr_real_1): Translate function names to locale
9152 character set in diagnostics.
9153 * gimplify.c (omp_notice_variable, omp_is_private,
9154 gimplify_scan_omp_clauses): Use %qE for identifiers in
9156 * langhooks.c (lhd_print_error_function): Translate function names
9157 to locale character set.
9158 * langhooks.h (decl_printable_name): Document that return value is
9159 in internal character set.
9160 * stmt.c: Include pretty-print.h
9161 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9163 (resolve_operand_name_1): Translate named operand name to locale
9165 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9167 * toplev.c (announce_function): Translate function names to locale
9169 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9170 (default_tree_printer): Use pp_identifier or translate identifiers
9171 to locale character set. Mark "<anonymous>" for translation.
9172 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9173 for identifiers in diagnostics.
9174 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9176 * varasm.c (output_constructor): Use %qE for identifiers in
9179 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
9181 * configure.ac: use ` ` instead of $()
9182 * configure: Regenerate.
9184 2009-05-05 Ben Elliston <bje@au.ibm.com>
9186 * config/pa/linux-atomic.c: Eliminate conditional include of
9187 errno.h on non-LP64 systems to simplify build requirements.
9189 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9191 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
9193 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
9194 and pass value to identifier_to_locale.
9195 (warn_variable_length_array): Make name a tree.
9196 (grokdeclarator): Separate diagnostic texts for named and unnamed
9197 declarators. Use %qE for named declarators.
9198 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
9200 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
9201 identifiers in diagnostics.
9202 * c-typeck.c (push_member_name, start_init): Pass identifiers to
9203 identifier_to_locale. Mark "anonymous" strings for translation.
9205 2009-05-04 Michael Eager <eager@eagercon.com>
9207 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
9208 address for DImode/DFmode only if double-precision FP regs.
9210 2009-05-04 Michael Eager <eager@eagercon.com>
9212 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
9213 TARGET_SINGLE_FLOAT check.
9215 2009-05-04 Michael Eager <eager@eagercon.com>
9217 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
9219 2009-05-04 Michael Eager <eager@eagercon.com>
9221 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
9222 * config/rs6000/t-xilinx: New
9224 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
9226 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
9227 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
9228 * gcc/explow.c (memory_address): Use target hook.
9229 * gcc/targhooks.c (default_legitimize_address): New.
9230 * gcc/targhooks.h (default_legitimize_address): New.
9231 * gcc/target.h (legitimize_address): New.
9232 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
9233 (TARGET_INITIALIZER): Include it.
9234 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
9236 * config/bfin/bfin-protos.h (legitimize_address): Remove.
9237 * config/bfin/bfin.c (legitimize_address): Remove.
9238 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
9239 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
9241 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
9242 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
9244 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
9245 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
9246 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
9247 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
9248 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
9249 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
9250 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
9251 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
9252 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
9253 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
9254 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
9255 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
9256 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
9257 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
9258 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
9259 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
9260 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
9261 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
9262 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
9263 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
9264 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
9265 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
9266 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
9268 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
9269 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
9270 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
9271 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
9272 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
9273 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
9274 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
9275 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
9276 (thumb_legitimize_address): Delete.
9277 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
9278 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
9279 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
9280 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
9281 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
9282 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
9284 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
9287 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
9288 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
9289 * config/m32r/m32r.c (m32r_legitimize_address): New.
9290 * config/m68k/m68k.c (m68k_legitimize_address): New.
9291 * config/score/score.c (score_legitimize_address): Standardize.
9292 * config/score/score3.c (score3_legitimize_address): Standardize.
9293 * config/score/score3.h (score3_legitimize_address): Adjust.
9294 * config/score/score7.c (score7_legitimize_address): Standardize.
9295 * config/score/score7.h (score7_legitimize_address): Adjust.
9296 * config/sh/sh.c (sh_legitimize_address): New.
9297 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
9299 * gcc/config/s390/s390.c (legitimize_address): Rename to...
9300 (s390_legitimize_address): ... this.
9301 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
9302 (sparc_legitimize_address): ... this.
9303 * gcc/config/i386/i386.c (legitimize_address): Rename to...
9304 (ix86_legitimize_address): ... this.
9305 * gcc/config/avr/avr.c (legitimize_address): Rename to...
9306 (avr_legitimize_address): ... this.
9307 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
9308 (mn10300_legitimize_address): ... this.
9309 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
9310 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
9311 (alpha_expand_mov): Adjust call.
9313 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
9314 * config/spu/spu.c (spu_legitimize_address): Likewise.
9315 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
9316 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
9318 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9320 * intl.c (locale_encoding, locale_utf8): New.
9321 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
9322 * intl.h (locale_encoding, locale_utf8): Declare.
9323 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
9324 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
9326 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
9328 (pp_tree_identifier): Define to call pp_base_tree_identifier.
9329 (pp_base_tree_identifier): Declare as function.
9330 (identifier_to_locale): Declare.
9331 * Makefile.in (pretty-print.o): Update dependencies.
9332 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
9334 2009-05-04 Richard Guenther <rguenther@suse.de>
9337 * builtins.c (fold_builtin_memory_op): Do not decay to element
9338 type if the size matches the whole array.
9340 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9342 * expmed.c (synth_mult): When trying out a shift, pass the result
9345 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9347 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9348 (shiftsub1_cost): New.
9349 (init_expmed): Compute shiftsub1_cost.
9350 (synth_mult): Optimize multiplications by constants of the form
9351 -(2^^m-1) for some constant positive integer m.
9353 2009-05-03 Richard Guenther <rguenther@suse.de>
9356 * c-typeck.c (array_to_pointer_conversion): Do not built
9357 ADDR_EXPRs of arrays of pointer-to-element type.
9358 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9359 up wrong ADDR_EXPRs after-the-fact.
9360 * c-common.c (strict_aliasing_warning): Strip pointer
9361 conversions for obtaining the original type.
9362 * builtins.c (fold_builtin_memset): Handle array types.
9363 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9366 2009-05-03 Richard Guenther <rguenther@suse.de>
9369 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9370 Do not lose casts from array types with unknown extent to array
9371 types with known extent.
9372 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9373 alias set compatibility.
9375 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9377 * flags.h (extra_warnings): Delete.
9378 * toplev.c (process_options): Handle Wuninitialized here.
9379 * opts.c (extra_warnings): Delete.
9380 (set_Wextra): Delete.
9381 (common_handle_option): -Wextra can be handled automatically.
9382 * c-opts.c (c_common_handle_option): Delete obsolete code.
9383 (c_common_post_options): Simplify comment.
9384 * common.opt (W): Add Var.
9386 (Wuninitialized): Initialize to -1.
9388 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9389 Richard Guenther <rguenther@suse.de>
9391 * expr.c (get_def_for_expr): New function.
9392 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9393 SSA rather than trees.
9394 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9395 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9397 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9399 * c-common.c (reswords): Add _Imaginary.
9400 * c-common.c (enum rid): Add RID_IMAGINARY.
9402 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9404 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9405 Patch by Richard Guenther.
9407 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9409 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9410 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9411 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9412 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9413 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9414 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9415 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9416 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9417 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9418 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9419 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9420 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9421 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9422 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9423 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9424 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9425 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9426 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9428 2009-05-02 Richard Guenther <rguenther@suse.de>
9430 PR tree-optimization/39940
9431 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9434 2009-05-02 Richard Guenther <rguenther@suse.de>
9437 * tree-ssa.c (execute_update_addresses_taken): Properly check
9438 if we can mark a variable DECL_GIMPLE_REG_P.
9439 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9440 back to the end of the function.
9441 (is_gimple_reg_type): Remove complex type special casing.
9442 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9445 2009-05-02 Ben Elliston <bje@au.ibm.com>
9447 * doc/collect2.texi (Collect2): Document search path behaviour
9448 when configured with --with-ld.
9450 2009-05-02 Jan Hubicka <jh@suse.cz>
9452 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9453 parameter; update callers.
9454 (coalesce_cost_edge): EH edges are costier because they needs
9455 splitting even if not critical and even more costier when there are
9456 multiple EH predecestors.
9458 2009-05-02 Jan Hubicka <jh@suse.cz>
9460 * except.c (remove_eh_handler_and_replace): Handle updating after
9461 removing TRY blocks.
9463 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9465 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9467 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9469 * varasm.c: Do not include c-pragma.h.
9470 * attribs.c: Do not incude c-common.h.
9472 2009-05-01 Michael Matz <matz@suse.de>
9474 * calls.c (initialize_argument_information): Handle SSA names like
9475 decls with a non MEM_P DECL_RTL.
9477 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9479 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9480 * ipa-utils.c: Likewise.
9481 * ipa-type-escape.c: Likewise.
9482 * cgraphunit.c Do not include c-common.h.
9483 * ipa-pure-const.c: Likewise.
9484 * tree-if-conv.c: Likewise.
9485 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9486 * ipa-struct-reorg.c: Likewise.
9487 * tree-nomudflap.c: Likewise.
9488 * tree-ssa-structalias.c: Likewise.
9490 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9492 * store-motion.c: Many cleanups to make this pass a first-class
9493 citizen instead of an appendix to gcse load motion. Add TODO list
9494 to make this pass faster/cleaner/better.
9496 (struct ls_expr): Post gcse.c-split cleanups.
9497 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9498 "stores" field to "avail_stores".
9499 (pre_ldst_mems): Rename to store_motion_mems.
9500 (pre_ldst_table): Rename to store_motion_mems_table.
9501 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9502 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9503 (ldst_entry): Rename to st_expr_entry, update users.
9504 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9505 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9506 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9508 (first_ls_expr): Rename to first_st_expr, update users.
9509 (next_ls_expr): Rename to next_st_expr, update users.
9510 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9511 fields properly for store motion instead of names inherited from load
9513 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9514 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9517 (ae_kill): Rename to st_kill, update users.
9518 (ae_gen): Rename to st_avloc, update users.
9519 (transp): Rename to st_transp, update users.
9520 (pre_insert_map): Rename to st_insert_map, update users.
9521 (pre_delete_map): Rename to st_delete_map, update users.
9522 (insert_store, build_store_vectors, free_store_memory,
9523 one_store_motion_pass): Update for abovementioned changes.
9525 (gcse_subst_count, gcse_create_count): Remove.
9526 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9527 and "n_stores_created", local variables.
9529 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9532 (regvec, compute_store_table_current_insn): Remove.
9533 (reg_set_info, reg_clear_last_set): Remove.
9534 (compute_store_table): Use DF caches instead of local dataflow
9537 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9539 * c-objc-common.c (c_tree_printer): Print identifiers with
9540 pp_identifier, not pp_string. Mark "({anonymous})" for
9542 * c-pretty-print.c (pp_c_ws_string): New.
9543 (pp_c_cv_qualifier, pp_c_type_specifier,
9544 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9545 pp_c_storage_class_specifier, pp_c_function_specifier,
9546 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9547 pp_c_primary_expression, pp_c_postfix_expression,
9548 pp_c_unary_expression, pp_c_shift_expression,
9549 pp_c_relational_expression, pp_c_equality_expression,
9550 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9551 use pp_string and pp_c_ws_string in place of pp_identifier and
9552 pp_c_identifier for non-identifiers. Mark English strings for
9554 * c-pretty-print.h (pp_c_ws_string): Declare.
9556 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9557 Roland McGrath <roland@redhat.com>
9559 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9560 (ENABLE_LD_BUILDID): New configuration option.
9561 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9562 (LINK_BUILDID_SPEC): New macro.
9563 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9565 * doc/install.texi: Document --enable-linker-build-id option.
9566 * configure: Rebuild.
9567 * config.in: Rebuild.
9569 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9571 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9572 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9573 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9574 MIPS_GP_SAVE_AREA_SIZE.
9575 * config/mips/mips.c (struct mips_frame_info): Update comment
9576 before arg_pointer_offset and hard_frame_pointer_offset.
9577 (mips_compute_frame_info): Update diagram before function: to
9578 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9579 indicate the position of frame_pointer_rtx with -fstack-protector and
9580 to show args_size. Don't allocate cprestore area for leaf functions
9581 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9583 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9585 2009-04-30 Michael Matz <matz@suse.de>
9587 PR tree-optimization/39955
9588 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9590 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9592 * ira.c (setup_cover_and_important_classes): Use safe macro
9593 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9595 * genpreds.c (write_tm_preds_h): Output suitable definition of
9596 REG_CLASS_FOR_CONSTRAINT.
9598 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9600 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9602 * bitmap.c (bitmap_descriptor): Likewise.
9603 * ggc-common.c (loc_descriptor): Likewise.
9604 * varray.c (varray_descriptor): Likewise.
9605 * vec.c (vec_descriptor): Likewise.
9607 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9609 * Makefile.in (dce.o): Add $(EXCEPT_H).
9610 * dce.c: Include except.h and delete redundant vector definitions.
9611 (deletable_insn_p): Return false for non-call insns that can throw
9614 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9616 * gcse.c (ae_gen): Remove.
9617 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9618 and make non-static function to make it available in store-motion.c.
9619 Update call sites with search-and-replace.
9620 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9621 extract_mentioned_regs, extract_mentioned_regs_helper,
9622 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9623 store_killed_in_insn, store_killed_after, store_killed_before,
9624 build_store_vectors, insert_insn_start_basic_block, insert-store,
9625 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9626 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9627 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9628 * store-motion.c: ...new file. Also copy data structures from gcse.c
9629 and clean up to remove parts not used by store motion.
9630 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9631 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9633 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9636 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9637 when optimizing for size.
9639 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9641 * gcse.c (gcse_constant_p): Fix typo in last change.
9643 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9645 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9647 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9649 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9651 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9653 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9654 CONST_HIGH_PART result.
9656 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9658 * config/avr/avr.c (initial_elimination_offset): Rename to
9659 avr_initial_elimination_offset.
9660 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9661 change return type to bool.
9662 (avr_can_eliminate): New function.
9663 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9664 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9665 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9666 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9667 avr_initial_elimination_offset.
9668 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9669 (avr_initial_elimination_offset): Define.
9671 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9672 Steven Bosscher <steven@gcc.gnu.org>
9674 PR rtl-optimization/39938
9675 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9676 * cfgrtl.c: Include insn-attr.h.
9677 (rest_of_pass_free_cfg): New function.
9678 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9679 * resource.c (init_resource_info): Remove call to df_analyze.
9681 2009-04-29 Richard Guenther <rguenther@suse.de>
9684 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9685 allow conversion to signed integers.
9687 2009-04-29 Richard Guenther <rguenther@suse.de>
9689 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9690 shifts of floating point vectors if the shift amount is
9691 a constant multiple of the element size.
9693 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9694 Michael Matz <matz@suse.de>
9698 * tree-outof-ssa.c (emit_partition_copy): New function.
9699 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9700 insert_part_to_rtx_on_edge): Perform the partition base var
9701 copy using emit_partition_copy.
9702 (insert_value_copy_on_edge): Convert constants to the right mode.
9703 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9704 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9706 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9708 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9709 scan backwards to try to find a constant to initialize it.
9711 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9712 insn before the loop_end instruction, don't look past labels.
9714 2009-04-29 Richard Guenther <rguenther@suse.de>
9717 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9718 loose type conversions.
9719 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9720 stmts only if there are no uses of its definition.
9722 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9724 * config/bfin/bfin.h (splitting_loops): Declare.
9725 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9726 Reorder bit definitions to be ascending.
9727 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9728 * config/bfin/bfin.c (splitting_loops): New variable.
9729 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9730 (struct loop_info): Remove members INIT and LOOP_INIT.
9731 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9732 the LSETUP sequence. Allow LC to be loaded from any register, but
9733 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9734 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9736 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9737 of reload_completed.
9740 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9742 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9744 * Makefile.in (PLUGIN_VERSION_H): New.
9745 (OBJS-common): Remove plugin-version.o.
9746 (plugin.o): Depend on (PLUGIN_VERSION_H).
9747 (plugin-version.o): Remove.
9748 * configure: Regenerate
9749 * configure.ac: Create plugin-version.h.
9750 * gcc-plugin.h (plugin_gcc_version): Remove.
9751 (plugin_default_version_check): Change signature.
9752 * plugin-version.c: Remove.
9753 * plugin.c: Include plugin-version.h.
9754 (str_plugin_gcc_version_name): Remove.
9755 (try_init_one_plugin): Pass gcc version to plugin_init.
9756 (plugin_default_version_check): Both gcc and plugin versions are now
9759 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9761 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9762 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9763 Remove special case testing for last insn of inner loops. Don't fail
9764 if the loop ends with a jump, emit an extra nop instead.
9766 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9767 DREGS rather than comparing directly. Remove code that tries to
9768 account for latencies.
9770 2009-04-29 Richard Guenther <rguenther@suse.de>
9772 PR tree-optimization/39941
9773 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9774 eliminating an indirect call.
9776 2009-04-29 Richard Guenther <rguenther@suse.de>
9778 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9779 parameter. Allow invariants as base if !require_lvalue.
9780 (verify_gimple_assign_single): Adjust.
9782 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9784 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9785 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9786 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9787 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9788 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9790 * config/bfin/bfin.c (bfin_expand_builtin,
9791 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9793 2009-04-28 Richard Guenther <rguenther@suse.de>
9795 * tree-vect-loop.c (get_initial_def_for_induction): Use
9796 correct types for pointer increment.
9798 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9800 * toplev.c (print_version): Update GMP version string calculation.
9802 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9804 PR rtl-optimization/39938
9805 * resource.c (init_resource_info): Add call to df_analyze.
9807 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9809 * config/alpha/alpha.md (usegp): Cast the result of
9810 alpha_find_lo_sum_using_gp to enum attr_usegp.
9811 * config/alpha/alpha.c (override_options): Remove end-of-structure
9812 marker element from cpu_table. Use array size of cpu_table to handle
9813 -mcpu and -mtune options.
9814 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9816 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9818 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9819 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9820 tune_32 and tune_64.
9821 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9823 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9824 * config/rs6000/option-defaults.h: ... here. New file.
9825 (OPT_64, OPT_32): Define.
9826 (MASK_64BIT): Define to 0 if not already defined.
9827 (OPT_ARCH64, OPT_ARCH32): Define.
9828 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9831 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9833 * config/arm/arm.c (arm_override_options): Emit error on using
9836 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9838 PR rtl-optimization/39914
9839 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9840 registers for allocnos created from user-defined variables only
9841 when not optimizing.
9843 2009-04-28 Richard Guenther <rguenther@suse.de>
9846 * fold-const.c (fold_binary): Use distribute_real_division only
9849 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9851 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9852 add hpux-stdint.h to tm_file.
9853 (hppa[12]*-*-hpux11*): Ditto.
9854 (ia64*-*-hpux*): Ditto.
9855 * config/hpux-stdint.h: New.
9856 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9857 __STDC_EXT__ for all compiles.
9858 * config/pa/pa-hpux.h: Ditto.
9859 * config/pa/pa-hpux10.h: Ditto.
9860 * config/pa/pa-hpux11.h: Ditto.
9862 2009-04-28 Catherine Moore <clm@codesourcery.com>
9864 * debug.h (set_name): Add comment.
9866 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9869 * config/darwin.c (machopic_gen_offset): Check
9870 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9871 * config/arm/arm.c (require_pic_register): Likewise.
9873 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9875 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9876 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9877 m32c_promote_prototypes): Delete.
9879 2009-04-28 Michael Matz <matz@suse.de>
9882 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9885 2009-04-28 Richard Guenther <rguenther@suse.de>
9887 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9889 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9891 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9892 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9893 * config/arm/arm-tune.md: Regenerate.
9895 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9897 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9898 block if there are complex incoming edges.
9899 (sel_merge_blocks): Remove useless assert.
9900 (sel_redirect_edge_and_branch): Check that edge was redirected.
9901 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9902 (sel_find_rgns): Delete declaration.
9903 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9904 the region when it is not a preheader.
9906 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9909 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9911 2009-04-28 Richard Guenther <rguenther@suse.de>
9913 * tree.h (SSA_NAME_VALUE): Remove.
9914 (struct tree_ssa_name): Remove value_handle member.
9915 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9916 array for jump threading.
9917 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9919 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9920 * tree-flow.h (threadedge_initialize_values): Declare.
9921 (threadedge_finalize_values): Likewise.
9922 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9923 (SSA_NAME_VALUE): Define.
9924 (threadedge_initialize_values): New function.
9925 (threadedge_finalize_values): Likewise.
9926 * tree-ssa-dom.c (ssa_name_values): New global variable.
9927 (SSA_NAME_VALUE): Define.
9928 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9930 2009-04-28 Ira Rosen <irar@il.ibm.com>
9932 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9933 Use REPORT_VECTORIZED_LOCATIONS instead
9934 REPORT_VECTORIZED_LOOPS.
9935 * tree-vectorizer.c (vect_verbosity_level): Make static.
9936 (vect_loop_location): Rename to vect_location.
9937 (vect_set_verbosity_level): Update comment.
9938 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9940 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9941 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9942 instead REPORT_UNVECTORIZED_LOOPS.
9943 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9944 and vect_loop_def to vect_external_def and vect_internal_def.
9945 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9946 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9947 REPORT_UNVECTORIZED_LOCATIONS.
9948 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9949 and vect_used_in_loop and to vect_unused_in_scope and
9951 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9952 (vect_verbosity_level): Remove declaration.
9953 (vect_analyze_operations): Likewise.
9954 (vect_analyze_stmt): Declare.
9955 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9956 REPORT_UNVECTORIZED_LOCATIONS.
9957 (vect_get_loop_niters): Fix indentation.
9958 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9959 (vect_analyze_loop_operations): New function.
9960 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9961 vect_analyze_operations.
9962 (vect_is_simple_reduction): Use new names.
9963 (vectorizable_live_operation, vect_transform_loop): Likewise.
9964 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9965 to specify whether the data references can be a part of interleaving
9967 (vect_analyze_data_ref_dependence): Use new names.
9968 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9969 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9970 * tree-vect-patterns.c (widened_name_p): Use new names.
9971 (vect_recog_dot_prod_pattern): Likewise.
9972 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9973 (process_use, vect_mark_stmts_to_be_vectorized,
9974 vect_model_simple_cost, vect_model_store_cost,
9975 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9976 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9977 vectorizable_operation, vectorizable_type_demotion,
9978 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9979 vectorizable_condition): Likewise.
9980 (vect_analyze_operations): Split into vect_analyze_loop_operations
9982 (vect_analyze_stmt): ... new function.
9983 (new_stmt_vec_info): Use new names.
9984 (vect_is_simple_use): Use new names and fix comment.
9985 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9986 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9988 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9991 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9992 and integer modes for x87 operands. Do not ICE for unsupported size,
9993 generate error instead. Generate error for unsupported operand types.
9994 ['z']: Do not handle HImode memory operands specially. Warning
9995 for floating-point operands. Fallthru to 'Z' for unsupported operand
9996 types. Do not ICE for unsupported size, generate error instead.
9997 (output_387_binary_op): Use %Z to output operands.
9998 (output_fp_compare): Ditto.
9999 (output_387_reg_move): Ditto.
10001 2009-04-28 Ben Elliston <bje@au.ibm.com>
10006 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10008 * builtins.c (c_strlen): Do not warn here.
10009 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10010 * c-common.c (pointer_int_sum): Take an explicit location.
10011 Warn about offsets out of bounds.
10012 * c-common.h (pointer_int_sum): Adjust declaration.
10014 2009-04-27 Ian Lance Taylor <iant@google.com>
10016 * collect2.c (is_ctor_dtor): Change type of ret field in struct
10018 * dce.c (run_fast_df_dce): Change type of old_flags to int.
10019 * df-core.c (df_set_flags): Change return type to int. Change
10020 type of old_flags to int.
10021 (df_clear_flags): Likewise.
10022 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
10023 (df_get_conditional_uses): Likewise.
10024 * df.h (df_set_flags, df_clear_flags): Update declarations.
10025 * dwarf2out.c (struct indirect_string_node): Change type of form
10026 field to enum dwarf_form.
10027 (AT_string_form): Change return type to enum dwarf_form.
10028 * fixed-value.c (fixed_compare): Add cast to enum type.
10029 * fwprop.c (update_df): Change 0 to VOIDmode.
10030 * gensupport.c: Change 0 to UNKNOWN.
10031 * gimple.h (gimple_cond_code): Add cast to enum type.
10032 * haifa-sched.c (reemit_notes): Add cast to enum type.
10033 * hooks.c (hook_int_void_no_regs): Remove function.
10034 * hooks.h (hook_int_void_no_regs): Remove declaration.
10035 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
10036 * predict.c (combine_predictions_for_insn): Add casts to enum type.
10037 * real.c (real_arithmetic): Add cast to enum type.
10038 (real_compare): Likewise.
10039 * target.h (struct gcc_target): Change return type of
10040 branch_target_register_class to enum reg_class.
10041 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
10042 default_branch_target_register_class.
10043 * targhooks.c (default_branch_target_register_class): New function.
10044 * targhooks.h (default_branch_target_register_class): Declare.
10045 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
10046 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
10048 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
10050 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
10051 vect_uninitialized_def. Change 0 to ERROR_MARK.
10052 * tree-vect-stmts.c (supportable_widening_operation): Don't
10053 initialize icode1 and icode2.
10054 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
10055 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
10057 (cmn_err_flag_specs): Change 0 to STD_C89.
10058 (cmn_err_char_table): Likewise.
10059 * config/arm/arm.c (get_arm_condition_code): Change type of code
10060 to enum arm_cond_code.
10061 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
10062 (IWMMXT_BUILTIN2): Likewise.
10063 (neon_builtin_type_bits): Don't define typedef.
10064 (neon_builtin_datum): Change type of bits field to int.
10065 (arm_expand_neon_args): Add cast to enum type.
10066 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
10068 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
10069 casts to enum type.
10070 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
10072 * config/mips/mips.md (jal_macro): Return enum constant.
10073 (single_insn): Likewise.
10074 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
10076 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10077 casts to enum type.
10078 * config/s390/s390.c (s390_tune_flags): Change type to int.
10079 (s390_arch_flags): Likewise.
10080 (s390_handle_arch_option): Change flags field of struct pta to int.
10081 * config/s390/s390.h (s390_tune_flags): Update declaration.
10082 (s390_arch_flags): Likewise.
10083 * config/sh/sh.c (prepare_move_operands): Compare
10084 tls_symbolic_operand result with enum constant.
10085 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
10086 (sh_expand_prologue): Add cast to enum type.
10087 (sh_expand_epilogue): Likewise.
10088 (tls_symbolic_operand): Change return type to enum tls_model.
10089 (fpscr_set_from_mem): Add cast to enum type.
10090 (legitimize_pic_address): Compare tls_symbolic_operand result with
10092 (sh_target_reg_class): Change return type to enum reg_class.
10093 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
10095 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
10096 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
10097 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
10098 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
10099 (delayed_branch, tls_call_delay): Likewise.
10100 (eligible_for_sibcall_delay): Likewise.
10101 (eligible_for_return_delay): Likewise.
10102 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10103 (spu_expand_builtin_1): Likewise.
10105 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10106 for all types of conversions.
10107 (output_init_element): Issue -Wc++-compat warning if needed when
10108 initializing a bitfield with enum type.
10109 * c-parser.c (c_parser_expression): Set original_type to
10110 original_type of right hand operand of comman operator.
10112 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10114 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
10116 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
10117 * doc/cpp.texi (Standard Predefined Macros)
10118 (Implementation-defined behavior): Likewise.
10119 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
10120 * doc/gimple.texi (GIMPLE Exception Handling)
10121 (@code{GIMPLE_ASSIGN}): Likewise.
10122 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10123 * doc/invoke.texi (Warning Options, Optimize Options)
10124 (AVR Options, Darwin Options): Likewise.
10125 (Optimize Options): Reformulate -fwhole-program description.
10126 * doc/loop.texi (Lambda): Likewise.
10127 * doc/md.texi (Output Template, Define Constraints)
10128 (Standard Names, Insn Splitting): Likewise.
10129 * doc/options.texi (Option properties): Likewise.
10130 * doc/passes.texi (Tree-SSA passes): Likewise.
10131 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10132 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10133 (File Names and DBX): Likewise.
10134 * doc/trouble.texi (Incompatibilities): Likewise.
10136 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10138 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10139 instruction is correct.
10141 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10143 Allow non-constant arguments to conversion intrinsics.
10144 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10145 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10146 * spu.c (print_operand): Handle 'v' and 'w'.
10147 (exp2_immediate_p, spu_gen_exp2): Define.
10148 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10149 spu_convtf_1): Update parameter descriptions.
10150 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10151 * constraints.md ('v', 'w'): New.
10152 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10154 (i2f, I2F): New define_mode_attr.
10155 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10156 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10157 fixuns_truncv4sfv4si2): Update to use mode attribute.
10158 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10159 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10160 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10161 patterns for combine.
10163 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10165 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10166 (cprop, hoist, pre, store_motion): New debug counters.
10167 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10168 is not an RTL pass anymore.
10169 (pass_profiling): Remove extern decl for pass removed in 2005.
10170 (pass_gcse, pass_jump_bypass): Remove.
10171 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10172 to 0 for clean state.
10173 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10174 * cse.c (gate_handle_cse_after_global_opts,
10175 rest_of_handle_cse_after_global_opts): New functions.
10176 (pass_cse_after_global_opts): New pass, does local CSE.
10177 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
10178 (TV_CPROP): New timevar.
10179 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
10180 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
10181 (gcse_main, recompute_all_luids): Remove.
10182 (compute_hash_table_work): Call max_reg_num instead of reading
10184 (cprop_jump): Don't set run_jump_opt_after_gcse.
10185 (constprop_register): Always allow to alter jumps.
10186 (cprop_insn): Likewise.
10187 (do_local_cprop): Likewise.
10188 (local_cprop_pass): Likewise. Return non-zero if something changed.
10189 (cprop): Remove function, fold interesting bits into one_cprop_pass.
10190 (find_implicit_sets): Add note about missed optimization opportunity.
10191 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
10192 pass_rtl_cprop execute function.
10193 Don't bother tracking the pass number, each pass gets its own dumpfile
10195 Always allow to alter jumpsand bypass jumps.
10196 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
10197 will just find no suitable set.
10198 (pre_edge_insert): Fix dumping, this function is for PRE only.
10199 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
10200 pass_rtl_pre execute function.
10201 (hoist_code): Return non-zero if something changed. Keep track of
10202 substitutions and insertions for statistics gathering similar to PRE.
10203 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
10204 called from the pass_rtl_hoist execute function. Show pass statistics.
10205 (compute_store_table): Use max_reg_num directly instead of using the
10206 formerly global max_gcse_regno.
10207 (build_store_vectors): Likewise.
10208 (replace_store_insn): Fix dumping.
10209 (store_motion): Rename to ...
10210 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
10211 pass, called from the pass_rtl_store_motion execute function. Keep
10212 track of substitutions and insertions for statistics gathering similar
10214 (bypass_jumps): Remove, fold interesting bits into ...
10215 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
10216 from the pass_rtl_cprop execute function.
10217 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10218 pass_jump_bypass): Remove.
10219 (gate_handle_gcse, rest_of_handle_gcse): Remove.
10220 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
10221 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
10222 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
10223 (gate_rtl_store_motion, execute_rtl_store_motion,
10224 pass_rtl_store_motion): New.
10225 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
10226 make it clear that -fcse-skip-blocks is a no-op for backward compat.
10227 * passes.c (init_optimization_passes): Remove pass_gcse and
10228 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
10229 and cse_after_global_opts in place of pass_gcse. Schedule cprop
10230 instead of pass_jump_bypass.
10232 2009-04-27 Richard Guenther <rguenther@suse.de>
10234 PR middle-end/39928
10235 * gimplify.c (gimplify_expr): If we are required to create
10236 a temporary make sure it ends up as register.
10238 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
10241 * config/i386/i386.c (construct_container): Don't call
10242 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
10243 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
10245 2009-04-27 Michael Matz <matz@suse.de>
10247 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
10248 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
10249 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
10250 (dump_replaceable_exprs): Take a bitmap.
10251 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
10253 (expand_gimple_basic_block): Likewise.
10254 * tree-ssa-ter.c (struct temp_expr_table_d): Make
10255 replaceable_expressions member a bitmap.
10256 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
10257 (mark_replaceable): Likewise.
10258 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
10259 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
10261 2009-04-27 Richard Guenther <rguenther@suse.de>
10263 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
10264 (verify_stmts): Dispatch to gimple/type verification code.
10265 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
10266 issue with call argument types.
10268 2009-04-27 Michael Matz <matz@suse.de>
10270 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
10271 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
10274 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
10275 Eric Botcazou <ebotcazou@adacore.com>
10277 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
10278 a label's basic block.
10279 (mark_target_live_regs): Tidy and rework obsolete comments.
10280 Change back DF problem to LIVE. If a label starts a basic block,
10281 assume that all registers that used to be live then still are.
10282 (init_resource_info): If a label starts a basic block, set its
10283 BLOCK_FOR_INSN accordingly.
10284 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
10286 2009-04-27 Richard Guenther <rguenther@suse.de>
10288 * tree-flow-inline.h (function_ann): Remove.
10289 (get_function_ann): Likewise.
10290 * tree-dfa.c (create_function_ann): Remove.
10291 * tree-flow.h (struct static_var_ann_d): Remove.
10292 (struct function_ann_d): Likewise.
10293 (union tree_ann_d): Remove fdecl member.
10294 (function_ann_t): Remove.
10295 (function_ann, get_function_ann, create_function_ann): Remove
10298 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
10300 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
10302 2009-04-27 Jan Hubicka <jh@suse.cz>
10304 * ipa-pure-const.c (struct funct_state_d): New fields
10305 state_previously_known, looping_previously_known; remove
10306 state_set_in_source.
10307 (analyze_function): Use new fields.
10308 (propagate): Avoid assumption that state_set_in_source imply
10311 * tree-ssa-loop-niter.c (finite_loop_p): New function.
10312 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
10313 * cfgloop.h (finite_loop_p): Declare.
10315 2009-04-26 Michael Matz <matz@suse.de>
10317 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
10319 2009-04-26 Michael Matz <matz@suse.de>
10321 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
10322 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
10323 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
10324 pass_mark_used_blocks): Remove.
10325 * tree-optimize.c (pass_free_datastructures,
10326 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
10327 * passes.c (init_optimization_passes): Don't call
10328 pass_mark_used_blocks, remove dead code.
10330 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
10332 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
10333 * tree-ssa-live.h (register_ssa_partition): Likewise.
10335 2009-04-26 Michael Matz <matz@suse.de>
10338 * builtins.c (fold_builtin_next_arg): Handle SSA names.
10339 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
10340 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
10342 (compare_pairs): Swap cost comparison.
10343 (coalesce_ssa_name): Don't use change_partition_var.
10344 * tree-nrv.c (struct nrv_data): Add modified member.
10345 (finalize_nrv_r): Set it.
10346 (tree_nrv): Use it to update statements.
10347 (pass_nrv): Require PROP_ssa.
10348 * tree-mudflap.c (mf_decl_cache_locals,
10349 mf_build_check_statement_for): Use make_rename_temp.
10350 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10351 * alias.c (find_base_decl): Handle SSA names.
10352 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10353 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10354 * rtl.h (set_reg_attrs_for_parm): Declare.
10355 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10356 to "optimized", remove unused locals at finish.
10357 (execute_free_datastructures): Make global, call
10358 delete_tree_cfg_annotations.
10359 (execute_free_cfg_annotations): Don't call
10360 delete_tree_cfg_annotations.
10362 * ssaexpand.h: New file.
10363 * expr.c (toplevel): Include ssaexpand.h.
10364 (expand_assignment): Handle SSA names the same as register variables.
10365 (expand_expr_real_1): Expand SSA names.
10366 * cfgexpand.c (toplevel): Include ssaexpand.h.
10367 (SA): New global variable.
10368 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10369 (SSAVAR): New macro.
10370 (set_rtl): New helper function.
10371 (add_stack_var): Deal with SSA names, use set_rtl.
10372 (expand_one_stack_var_at): Likewise.
10373 (expand_one_stack_var): Deal with SSA names.
10374 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10375 before unique numbers.
10376 (expand_stack_vars): Use set_rtl.
10377 (expand_one_var): Accept SSA names, add asserts for them, feed them
10378 to above subroutines.
10379 (expand_used_vars): Expand all partitions (without default defs),
10380 then only the local decls (ignoring those expanded already).
10381 (expand_gimple_cond): Remove edges when jumpif() expands an
10382 unconditional jump.
10383 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10384 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10386 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10387 members of SA; deal with PARM_DECL partitions here; expand
10388 all PHI nodes, free tree datastructures and SA. Commit instructions
10389 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10390 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10391 info and statements at start, collect garbage at finish.
10392 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10393 (VAR_ANN_PARTITION) Remove.
10394 (change_partition_var): Don't declare.
10395 (partition_to_var): Always return SSA names.
10396 (var_to_partition): Only accept SSA names.
10397 (register_ssa_partition): Only check argument.
10398 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10400 (delete_var_map): Don't free it.
10401 (var_union): Only accept SSA names, simplify.
10402 (partition_view_init): Mark only useful SSA names as used.
10403 (partition_view_fini): Only deal with SSA names.
10404 (change_partition_var): Remove.
10405 (dump_var_map): Use ssa_name instead of partition_to_var member.
10406 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10408 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10409 (struct _elim_graph): New member const_dests; nodes member vector of
10411 (set_location_for_edge): New static helper.
10412 (create_temp): Remove.
10413 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10414 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10415 (new_elim_graph): Allocate const_dests member.
10416 (clean_elim_graph): Truncate const_dests member.
10417 (delete_elim_graph): Free const_dests member.
10418 (elim_graph_size): Adapt to new type of nodes member.
10419 (elim_graph_add_node): Likewise.
10420 (eliminate_name): Likewise.
10421 (eliminate_build): Don't take basic block argument, deal only with
10422 partition numbers, not variables.
10423 (get_temp_reg): New static helper.
10424 (elim_create): Use it, deal with RTL temporaries instead of trees.
10425 (eliminate_phi): Adjust all calls to new signature.
10426 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10427 (rewrite_trees): Only do checking.
10428 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10429 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10430 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10431 contains_tree_r, MAX_STMTS_IN_LATCH,
10432 process_single_block_loop_latch, analyze_edges_for_bb,
10433 perform_edge_inserts): Remove.
10434 (expand_phi_nodes): New global function.
10435 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10436 functions, initialize new parameter, remember partitions having a
10438 (finish_out_of_ssa): New global function.
10439 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10440 don't reset in_ssa_p here, don't disable TER when mudflap.
10441 (pass_del_ssa): Remove.
10442 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10444 (execute_free_datastructures): Declare.
10445 * Makefile.in (SSAEXPAND_H): New variable.
10446 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10447 * basic-block.h (commit_one_edge_insertion): Declare.
10448 * passes.c (init_optimization_passes): Move pass_nrv and
10449 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10450 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10451 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10452 (redirect_branch_edge): Deal with super block when expanding, split
10453 out jump patching itself into ...
10454 (patch_jump_insn): ... here, new static helper.
10456 2009-04-26 Michael Matz <matz@suse.de>
10458 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10459 beyond num_ssa_names.
10460 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10461 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10463 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10465 PR inline-asm/39543
10466 * fwprop.c (forward_propagate_asm): New function.
10467 (forward_propagate_and_simplify): Propagate also into __asm, if it
10468 doesn't increase the number of referenced registers.
10471 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10473 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10475 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10476 note_nonlocal_vla_type for nonlocal VLAs.
10477 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10478 contains_remapped_vars, remap_vla_decls): New functions.
10479 (convert_nonlocal_reference_stmt): If not optimizing, call
10480 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10481 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10482 if it wasn't found in var_map.
10483 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10484 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10485 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10487 * gimplify.c (nonlocal_vlas): New variable.
10488 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10490 (gimplify_body): Create and destroy nonlocal_vlas.
10492 * dwarf2out.c (loc_descr_plus_const): New function.
10493 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10494 mem_loc_descriptor, loc_descriptor_from_tree_1,
10495 descr_info_loc, gen_variable_die): Use it.
10497 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10498 !TREE_STATIC VAR_DECLs.
10499 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10500 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10501 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10502 DECL_BY_REFERENCE is valid.
10503 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10504 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10505 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10506 Copy DECL_BY_REFERENCE.
10507 (struct nesting_copy_body_data): New type.
10508 (nesting_copy_decl): New function.
10509 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10510 if they have variable length.
10512 2009-04-26 Michael Matz <matz@suse.de>
10514 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10515 mark new temporaries for renaming.
10517 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10520 * c-decl.c (global_bindings_p): Return negative value.
10521 (c_variable_size): New. Based on variable_size from
10523 (grokdeclarator): Call c_variable_size not variable_size.
10525 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10527 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10529 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10531 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10532 Redefine it to just use mingw/include.
10533 (ASM_SPEC): Rules for -m32 and -m64.
10534 (LINK_SPEC): Use Likewise.
10535 (SPEC_32): New define.
10536 (SPEC_64): Likewise.
10537 (SUB_LINK_SPEC): Likewise.
10538 (MULTILIB_DEFAULTS): New define.
10539 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10540 Add multilib options.
10541 (MULTILIB_DIRNAMES): Likewise.
10542 (MULTILIB_OSDIRNAMES): Likewise.
10543 (LIBGCC): Likewise.
10544 (INSTALL_LIBGCC): Likewise.
10546 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10549 * c-tree.h (enum c_inline_static_type): New.
10550 (record_inline_static): Declare.
10551 * c-decl.c (struct c_inline_static, c_inline_statics,
10552 record_inline_static, check_inline_statics): New.
10553 (pop_file_scope): Call check_inline_statics.
10554 (start_decl): Call record_inline_static instead of pedwarning
10555 directly for static in inline function.
10556 * c-typeck.c (build_external_ref): Call record_inline_static
10557 instead of pedwarning directly for static referenced in inline
10560 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10562 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10563 not new but only being rescanned.
10564 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10565 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10566 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10567 record_set_info, compute_set, grealloc): Remove.
10568 (recompute_all_luids): New function.
10569 (gcse_main): Don't compute sets, and don't do related memory
10570 allocations/free-ing. If something changed before the end of the
10571 pass, update LUIDs using recompute_all_luids.
10572 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10573 (free_gcse_mem): Don't free it either.
10574 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10575 Use the df insn LUIDs.
10576 (load_killed_in_block): Likewise.
10577 (compute_hash_table_work): Don't compute reg_set_in_block.
10578 (compute_transp): Use DF_REG_DEF_CHAINs.
10579 (local_cprop_pass): Don't use compute_sets and related functions.
10580 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10581 Use get_max_uid() instead of max_cuid.
10582 (insert_insn_end_basic_block, pre_insert_copy_insn,
10583 update_ld_motion_stores): Don't try to
10584 keep reg_set tables up to date.
10585 (pre_insert_copies): Use df insn LUIDs.
10586 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10587 (reg_set_info): Don't use extra bitmap argument.
10588 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10589 information to compute regs_set_in_block.
10590 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10591 (bypass_jumps): Don't use compute_sets and friends.
10593 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10596 * opts.c (undocumented_msg): Do not leave blank even with
10599 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10601 * c-decl.c (build_enumerator): Allow values folding to integer
10602 constants but not integer constant expressions with a pedwarn if
10605 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10608 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10609 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10610 type is an integer constant.
10612 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10615 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10618 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10621 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10622 with variably modified return type and no storage class
10623 specifiers, except for the case of nested functions. Distinguish
10624 extern declarations of functions with variably modified return
10625 types from those of objects with variably modified types.
10627 2009-04-25 Jan Hubicka <jh@suse.cz>
10629 * tree.c (list_equal_p): New function.
10630 * tree.h (list_equal_p): Declare.
10631 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10632 basic_block_def, basic_block, const_basic_block): New.
10633 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10634 (redirect_eh_edge): New function.
10635 (make_eh_edge_update_phi): EH edges are not abnormal.
10636 * except.c: Include tree-flow.h.
10637 (list_match): New function.
10638 (eh_region_replaceable_by_p): New function.
10639 (replace_region): New function.
10640 (hash_type_list): New function.
10641 (hash_eh_region): New function.
10642 (eh_regions_equal_p): New function.
10643 (merge_peers): New function.
10644 (remove_unreachable_regions): Verify EH tree when checking;
10646 (copy_eh_region_1): New function.
10647 (copy_eh_region): New function.
10648 (push_reachable_handler): New function.
10649 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10650 regions without label but with live RESX.
10651 * except.h (redirect_eh_edge_to_label): New.
10652 * tree-flow.h (redirect_eh_edge): New.
10653 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10654 basic_block_def, basic_block, const_basic_block): Remove.
10655 * Makefile.in (except.o): Add dependency on tree-flow.h
10656 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10657 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10660 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10663 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10664 on the destination of memcpy.
10666 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10668 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10669 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10670 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10672 2009-04-25 Jan Hubicka <jh@suse.cz>
10674 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10675 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10676 to be reached by different label than left.
10677 (update_eh_edges): Update comment; remove edge_to_remove if possible
10678 and return true if suceeded.
10679 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10680 (cleanup_eh): Compute sharing map.
10681 * except.c (remove_eh_handler_and_replace): Add argument if we should
10683 (remove_unreachable_regions): Update for label sharing.
10684 (label_to_region_map): Likewise.
10685 (get_next_region_sharing_label): New function.
10686 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10688 (remove_eh_handler): Update.
10689 (remove_eh_region_and_replace_by_outer_of): New function.
10690 * except.h (struct eh_region): Add next_region_sharing_label.
10691 (remove_eh_region_and_replace_by_outer_of,
10692 get_next_region_sharing_label): Declare.
10693 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10695 2009-04-25 Jan Hubicka <jh@suse.cz>
10697 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10698 insert code even if they are not critical.
10700 2009-04-25 Jan Hubicka <jh@suse.cz>
10702 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10703 (gimple_can_remove_branch_p): EH edges won't remove branch by
10705 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10706 updating of non-abnormal EH edges.
10707 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10708 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10709 (split_critical_edges): Split also edges where emitting code on them
10710 will lead to splitting later.
10712 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10713 H.J. Lu <hongjiu.lu@intel.com>
10716 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10717 the configured assembler supports fildq and fistpq mnemonics.
10718 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10719 * configure: Regenerated.
10720 * config.in: Ditto.
10722 * config/i386/i386.c (print_operand): Handle 'Z'.
10723 ['z']: Remove handling of special fild/fist suffixes.
10724 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10725 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10726 suffix of fild insn.
10727 (*floatsi<mode>2_vector_mixed): Ditto.
10728 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10729 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10730 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10731 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10732 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10734 2009-04-25 Ben Elliston <bje@au.ibm.com>
10736 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10737 the source of a set operation.
10739 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10741 * target.h (struct gcc_target): Add case_values_threshold field.
10742 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10743 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10744 * targhooks.c (default_case_values_threshold): New function.
10745 * targhooks.h (default_case_values_threshold): Declare function.
10746 * stmt.c (expand_case): Use case_values_threshold target hook.
10747 * expr.h (case_values_threshold): Remove declartation.
10748 * expr.c (case_values_threshold): Remove function.
10749 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10751 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10752 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10753 (avr_case_values_threshold): Declare as static.
10754 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10756 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10757 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10758 (mn10300_case_values_threshold): New function.
10760 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10762 * ira.c (setup_cover_and_important_classes): Add enum cast.
10764 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10766 * genpreds.c (write_enum_constraint_num): Output definition of
10767 CONSTRAINT_NUM_DEFINED_P macro.
10768 * ira.c (setup_cover_and_important_classes): Use
10769 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10771 2009-04-24 DJ Delorie <dj@redhat.com>
10773 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10774 __SH2A_SINGLE_ONLY__ also.
10776 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10778 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10779 (movdf_internal): Ditto.
10780 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10781 SFmode and DFmode constants.
10782 (ia64_print_operand): Add 'G' format for printing
10783 floating point constants.
10785 2009-04-24 Richard Guenther <rguenther@suse.de>
10787 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10788 from unsigned additions.
10790 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10792 * c-typeck.c (set_init_index): Allow array designators that are
10793 not integer constant expressions with a pedwarn if pedantic.
10795 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10797 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10798 zero if no overlap in nonzero bits between the operands.
10800 2009-04-24 Ian Lance Taylor <iant@google.com>
10802 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10803 (record_dead_and_set_regs): Likewise.
10804 * df.h (struct df_mw_hardreg): Change flags field to int.
10805 (struct df_base_ref): Likewise.
10806 (struct df): Change changeable_flags field to int.
10807 * df-scan.c (df_defs_record): Change clobber_flags to int.
10808 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10809 constants rather than #define macros.
10810 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10811 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10812 (enum dwarf_calling_convention): Likewise.
10813 (enum dwarf_line_number_x_ops): Likewise.
10814 (enum dwarf_call_frame_info): Likewise.
10815 (enum dwarf_source_language): Likewise.
10816 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10817 (add_calling_convention_attribute): Likewise.
10818 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10819 (combine_comparisons): Change compcode to int. Add cast to enum type.
10820 * genrecog.c (maybe_both_true_2): Change c to int.
10821 (write_switch): Likewise. Add cast to enum type.
10822 * gimplify.c (gimplify_omp_for): Handle return values from
10823 gimplify_expr using MIN rather than bitwise or.
10824 (gimplify_expr): Add cast to enum type.
10825 * ipa-prop.c (update_jump_functions_after_inlining): Change
10826 IPA_BOTTOM to IPA_JF_UNKNOWN.
10827 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10828 Add casts to enum type.
10829 (setup_cover_and_important_classes): Change cl to int. Add casts
10831 (setup_class_translate): Change cl and mode to int.
10832 (ira_init_once): Change mode to int.
10833 (free_register_move_costs): Likewise.
10834 (setup_prohibited_mode_move_regs): Add casts to enum type.
10835 * langhooks.c (add_builtin_function_common): Rework assertion that
10836 value fits bitfield.
10837 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10838 * omega.c (omega_do_elimination): Avoid math on enum types.
10839 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10840 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10841 int local to handle integral_argment value.
10842 * regmove.c (try_auto_increment): Change PUT_MODE to
10844 * reload.c (push_secondary_reload): Add casts to enum type.
10845 (secondary_reload_class, find_valid_class): Likewise.
10846 * reload1.c (emit_input_reload_insns): Likewise.
10847 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10848 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10849 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10851 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10852 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10854 (expand_complex_libcall): Add casts to enum type.
10855 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10856 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10857 with ERROR_MARK, not NUM_TREE_CODES.
10858 (vect_create_epilog_for_reduction): Likewise.
10859 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10860 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10861 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10863 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10864 vect_unused_in_loop. Change 0 to loop_vect.
10865 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10866 * var-tracking.c (get_init_value): Change return type to enum
10868 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10869 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10871 (arm_override_options): Add casts to enum type.
10872 (arm_emit_tls_decoration): Likewise.
10873 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10875 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10876 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10877 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10879 * config/s390/s390.c (code_for_builtin_64): Change to array of
10881 (code_for_builtin_31): Likewise.
10882 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10884 * config/sparc/sparc.c (sparc_override_options): Change value
10885 field in struct code_model to enum cmodel. In initializer change
10886 0 to NULL and add cast to enum type.
10888 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10889 Change all callers. Issue a -Wc++-compat warning using
10890 lhs_origtype if necessary.
10891 (convert_for_assignment): Issue -Wc++-compat warnings about
10892 invalid conversions to enum type on assignment.
10893 * c-common.h (build_modify_expr): Update declaration.
10895 2009-04-24 Nick Clifton <nickc@redhat.com>
10897 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10898 (function_arg_advance): Likewise.
10899 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10902 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10904 * config/s390/constraints.md ('I', 'J'): Fix condition.
10906 2009-04-24 Diego Novillo <dnovillo@google.com>
10908 * gengtype-parse.c (parse_error): Add newline after message.
10910 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10912 * config/i386/sse.md (avxmodesuffixs): Removed.
10913 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10914 (*avx_pinsr<ssevecsize>): This.
10916 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10918 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10919 follow chains of regs with a single definition, and allow expressions
10920 that are function_invariant_p.
10921 (simple_rhs_p): Allow expressions that are function_invariant_p.
10923 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10925 PR middle-end/39867
10926 * fold-const.c (fold_cond_expr_with_comparison): When folding
10927 > and >= to MAX, make sure the MAX uses the same type as the
10928 comparison's operands.
10930 2009-04-24 Nick Clifton <nickc@redhat.com>
10932 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10933 addressing for DImode accesses.
10934 (frv_print_operand_address): Handle PLUS case.
10935 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10937 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10939 PR rtl-optimization/39794
10940 * alias.c (canon_true_dependence): Add x_addr argument.
10941 * rtl.h (canon_true_dependence): Adjust prototype.
10942 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10943 * cselib.c (cselib_invalidate_mem): Likewise.
10944 * gcse.c (compute_transp): Likewise.
10945 * dse.c (scan_reads_nospill): Likewise.
10946 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10947 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10948 canon_base_addr of the group, plus optional offset.
10949 (struct group_info): Rename canon_base_mem to
10951 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10952 canon_rtx of base_mem.
10954 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10956 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10957 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10959 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10961 * config/spu/spu-builtins.h: Delete file.
10963 * config/spu/spu.h (enum spu_builtin_type): Move here from
10965 (struct spu_builtin_description): Likewise. Add GTY marker.
10966 Do not use enum spu_function_code or enum insn_code.
10967 (spu_builtins): Add extern declaration.
10969 * config/spu/spu.c: Do not include "spu-builtins.h".
10970 (enum spu_function_code, enum spu_builtin_type_index,
10971 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10972 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10973 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10974 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10975 (spu_builtin_types): Make static. Add GTY marker.
10976 (spu_builtins): Add extern declaration with GTY marker.
10977 Include "gt-spu.h".
10979 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10980 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10981 Check programmatically whether all parameters are scalar.
10983 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10985 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10987 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10988 assignment from the constructor either if the target is volatile.
10990 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10992 * config/arm/arm.md (insv): Do not share operands[0].
10994 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10996 * config/vxlib-tls.c (active_tls_threads): Delete.
10997 (delete_hook_installed): New.
10998 (tls_delete_hook): Don't delete the delete hook.
10999 (tls_destructor): Delete it here.
11000 (__gthread_set_specific): Adjust installing the delete hook.
11001 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
11002 __gthread_leave_tsd_dtor_context.
11004 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
11006 * c-format.c (gcc_tdiag_char_table): Add support for %E.
11008 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
11010 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
11012 (alpha_rtx_costs): Ditto.
11013 (emit_unlikely_jump): Use add_reg_note.
11014 (emit_frame_store_1): Ditto.
11015 (alpha_expand_prologue): Ditto.
11016 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11017 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
11019 2009-04-23 Nick Clifton <nickc@redhat.com>
11021 * config/v850/v850.md (epilogue): Remove suppressed code.
11022 (return): Rename to return_simple and remove test of frame size.
11023 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
11024 to gen_return_simple.
11026 2009-04-22 Jing Yu <jingyu@google.com>
11029 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
11031 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11034 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
11035 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
11036 value is a VECTOR_CST, the element type is the element type of the
11039 2009-04-22 DJ Delorie <dj@redhat.com>
11041 * config/m32c/m32c.h: Update GTY annotations to new syntax.
11043 2009-04-22 Jakub Jelinek <jakub@redhat.com>
11045 * alias.c (find_base_term): Move around LO_SUM case, so that
11046 CONST falls through into PLUS/MINUS handling.
11049 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
11050 into 0, use omit_one_operand.
11052 2009-04-23 Ben Elliston <bje@au.ibm.com>
11054 * config/rs6000/linux-unwind.h (get_regs): Remove type
11055 puns. Change the type of `pc' to an array of unsigned ints and
11056 update all users. Constify frame24.
11058 2009-04-22 DJ Delorie <dj@redhat.com>
11060 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
11061 declarations before code.
11062 (current_function_special_page_vector): Likewise.
11063 (m32c_expand_insv): Silence a warning.
11065 2009-04-21 Taras Glek <tglek@mozilla.com>
11067 * alias.c: Update GTY annotations to new syntax.
11068 * basic-block.h: Likewise.
11069 * bitmap.h: Likewise.
11070 * c-common.h: Likewise.
11071 * c-decl.c: Likewise.
11072 * c-parser.c: Likewise.
11073 * c-pragma.c: Likewise.
11074 * c-tree.h: Likewise.
11075 * cfgloop.h: Likewise.
11076 * cgraph.h: Likewise.
11077 * config/alpha/alpha.c: Likewise.
11078 * config/arm/arm.h: Likewise.
11079 * config/avr/avr.h: Likewise.
11080 * config/bfin/bfin.c: Likewise.
11081 * config/cris/cris.c: Likewise.
11082 * config/darwin.c: Likewise.
11083 * config/frv/frv.c: Likewise.
11084 * config/i386/i386.c: Likewise.
11085 * config/i386/i386.h: Likewise.
11086 * config/i386/winnt.c: Likewise.
11087 * config/ia64/ia64.h: Likewise.
11088 * config/iq2000/iq2000.c: Likewise.
11089 * config/mips/mips.c: Likewise.
11090 * config/mmix/mmix.h: Likewise.
11091 * config/pa/pa.c: Likewise.
11092 * config/pa/pa.h: Likewise.
11093 * config/rs6000/rs6000.c: Likewise.
11094 * config/s390/s390.c: Likewise.
11095 * config/sparc/sparc.c: Likewise.
11096 * config/xtensa/xtensa.c: Likewise.
11097 * cselib.h: Likewise.
11098 * dbxout.c: Likewise.
11099 * dwarf2out.c: Likewise.
11100 * except.c: Likewise.
11101 * except.h: Likewise.
11102 * fixed-value.h: Likewise.
11103 * function.c: Likewise.
11104 * function.h: Likewise.
11105 * gimple.h: Likewise.
11106 * integrate.c: Likewise.
11107 * optabs.c: Likewise.
11108 * output.h: Likewise.
11109 * real.h: Likewise.
11111 * stringpool.c: Likewise.
11112 * tree-data-ref.c: Likewise.
11113 * tree-flow.h: Likewise.
11114 * tree-scalar-evolution.c: Likewise.
11115 * tree-ssa-address.c: Likewise.
11116 * tree-ssa-alias.h: Likewise.
11117 * tree-ssa-operands.h: Likewise.
11118 * tree.c: Likewise.
11119 * tree.h: Likewise.
11120 * varasm.c: Likewise.
11121 * varray.h: Likewise.
11123 * coretypes.h: Do not define GTY macro if it is already defined.
11124 * doc/gty.texi: Update GTY documentation to new syntax.
11125 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11126 annotations on structs.
11127 * gengtype-parse.c: Likewise.
11129 2009-04-22 Mark Heffernan <meheff@google.com>
11131 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11133 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11135 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11138 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11140 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11141 the same as a PLUS without a shift. Increase the cost of a
11144 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11146 * Makefile.in: Update dependencies.
11147 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11148 * errors.h: Remove bogus comment about compatibility.
11149 (warning): Update declaration.
11150 * genautomata.c: Update all calls to warning.
11151 * gimple.c: Do not include errors.h. Include toplev.h.
11152 * tree-ssa-structalias.c: Do not include errors.h.
11153 * omega.c: Likewise.
11154 * tree-ssa-reassoc.c: Likewise.
11155 * config/spu/spu-c.c: Likewise.
11156 * config/spu/t-spu-elf: Update dependencies.
11158 2009-04-22 Richard Guenther <rguenther@suse.de>
11160 PR tree-optimization/39824
11161 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11162 make sure the types are compatible.
11164 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11167 * c-common.c (c_parse_error): Take a token_flags parameter.
11168 Use token_type for the token type instead.
11169 Pass token_flags to cpp_type2name.
11170 * c-common.h (c_parse_error): Update declaration.
11171 * c-parser.c (c_parser_error): Pass 0 as token flags.
11173 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11175 PR rtl-optimization/39580
11176 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
11178 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11180 * function.c (expand_function_end): Do not emit a jump to the "naked"
11181 return label for fall-through returns.
11182 * except.c (sjlj_emit_function_exit): Always place the call to the
11183 unregister function at the location installed by expand_function_end.
11185 2009-04-22 Richard Guenther <rguenther@suse.de>
11187 PR tree-optimization/39845
11188 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
11189 (gen_inbound_check): Likewise.
11191 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
11193 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
11195 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
11196 * config/vxlib.c (__gthread_once): Add race guard for PPC.
11198 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11200 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
11201 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
11202 shift counts to avoid out-of-bounds array accesses.
11204 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11206 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
11207 (Pmode): Move above.
11209 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
11211 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
11212 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
11213 GET_CODE macro. Use IN_RANGE macro where appropriate.
11214 * config/alpha/alpha.h: Ditto.
11215 * config/alpha/alpha.md: Ditto.
11216 * config/alpha/constraints.md: Ditto.
11217 * config/alpha/predicates.md: Ditto.
11219 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11221 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
11222 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11223 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11224 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11225 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11226 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11227 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11228 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11229 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11230 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11231 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11232 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11233 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11234 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11235 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11236 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11237 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11238 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11239 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11240 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11241 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11242 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11243 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11244 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11245 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11246 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11247 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11249 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11251 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
11252 references from comments.
11253 * cfgbuild.c: (count_basic_blocks): Delete.
11254 (find_basic_blocks_1): Delete.
11255 (find_basic_blocks): Delete.
11256 * except.c (finish_eh_generation): Make static. Move comment from
11257 except.h here. Remove find_basic_blocks references from comments.
11258 * except.h (finish_eh_generation): Delete.
11259 * basic-block.h (find_basic_blocks): Delete.
11260 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
11262 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
11264 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
11265 (sdbout_parms): Likewise.
11267 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11269 * config/sh/sh.c (prepare_cbranch_operands): Use
11270 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
11271 (expand_cbranchdi4): Likewise.
11272 (from_compare): Add cast to enum type.
11273 (expand_cbranchsi4): Use add_reg_note.
11274 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
11275 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
11276 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
11277 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11278 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
11279 instead of CODE_FOR_nothing.
11280 (cbranchdi4): Likewise. Fix the order of arguments for
11282 (push_fpscr): Use add_reg_note.
11283 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
11284 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
11286 2009-04-21 Joseph Myers <joseph@codesourcery.com>
11288 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
11289 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11290 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11291 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
11292 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
11293 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
11294 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
11295 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
11296 config/alpha/x-vms, config/arc/t-arc,
11297 config/arm/README-interworking, config/arm/arm-c.c,
11298 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
11299 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
11300 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
11301 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
11302 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
11303 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
11304 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
11305 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
11306 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
11307 config/cris/t-elfmulti, config/crx/t-crx,
11308 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
11309 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
11310 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
11311 config/h8300/t-h8300, config/i386/athlon.md,
11312 config/i386/darwin-libgcc.10.4.ver,
11313 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
11314 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
11315 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
11316 config/i386/t-linux64, config/i386/t-nwld,
11317 config/i386/t-rtems-i386, config/i386/t-sol2-10,
11318 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
11319 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
11320 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
11321 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
11322 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
11323 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
11324 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
11325 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
11326 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
11327 config/m68k/t-uclinux, config/mcore/t-mcore,
11328 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
11329 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
11330 config/mips/crtn.asm, config/mips/irix-crti.asm,
11331 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
11332 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
11333 config/mips/mips-fixed.md, config/mips/sb1.md,
11334 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
11335 config/mips/t-iris6, config/mips/t-isa3264,
11336 config/mips/t-libgcc-mips16, config/mips/t-linux64,
11337 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
11338 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
11339 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
11340 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
11341 config/mn10300/t-linux, config/mn10300/t-mn10300,
11342 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
11343 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
11344 config/picochip/libgccExtras/clzsi2.asm,
11345 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11346 config/rs6000/darwin-libgcc.10.4.ver,
11347 config/rs6000/darwin-libgcc.10.5.ver,
11348 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11349 config/rs6000/t-aix43, config/rs6000/t-aix52,
11350 config/rs6000/t-darwin, config/rs6000/t-fprules,
11351 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11352 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11353 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11354 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11355 config/rs6000/t-rtems, config/rs6000/t-spe,
11356 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11357 config/score/t-score-elf, config/sh/divcost-analysis,
11358 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11359 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11360 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11361 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11362 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11363 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11364 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11365 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11366 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11367 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11368 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11369 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11370 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11371 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11372 * config/h8300/genmova.sh: Include copyright and license notices
11373 in generated output.
11374 * config/h8300/mova.md: Regenerate.
11375 * doc/install.texi2html: Include word "Copyright" in copyright
11376 notice and use name "Free Software Foundation, Inc.".
11377 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11378 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11379 ChangeLog-2007, ChangeLog-2008: Correct dates.
11381 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11383 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11384 NE_EXPR operations as well.
11385 * c-parser.c (c_parser_condition): Do not set location information on
11387 (c_parser_conditional_expression): Likewise.
11388 (c_parser_binary_expression): Set location information on operators.
11389 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11390 TRUTH_NOT_EXPR has been folded.
11391 * fold-const.c (fold_truth_not_expr): Copy location information from
11392 the incoming expression to the outgoing one.
11393 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11394 recursive calls on the LHS of the operator but pass that of the
11395 operator to recursive calls on the RHS of the operator. Set it
11397 (shortcut_cond_expr): Set the locus of the operator on the second
11398 COND_EXPR and that of the expression on the first in degenerate cases.
11399 Pass the locus of the expression to calls to shortcut_cond_r.
11400 Set the locus of the 'then' block on the associated jump, if any.
11401 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11402 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11403 expression to call to gimplify_boolean_expr.
11405 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11407 * config.gcc: Add additional configuration for
11408 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11409 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11410 (CPP_SPEC): Redefine for allowing -municode option.
11411 (STARTFILE_SPEC): Likewise.
11412 * config/i386/t-mingw-w64: New.
11413 * config/i386/mingw-w64.opt: New.
11414 (municode): Add new target option.
11415 * doc/invoke.texi (municode): Add documentation for new option.
11417 2009-04-21 Ian Lance Taylor <iant@google.com>
11419 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11420 Correct test for number of arguments.
11421 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11423 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11425 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11426 argument of emit_library_call.
11428 2009-04-21 Richard Guenther <rguenther@suse.de>
11430 PR middle-end/39829
11431 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11432 inside VIEW_CONVERT_EXPRs.
11434 2009-04-21 Martin Jambor <mjambor@suse.cz>
11436 * tree-switch-conversion.c (build_constructors): Split a long line.
11437 (constructor_contains_same_values_p): New function.
11438 (build_one_array): Create assigns of constants if possible, do not
11439 call mark_sym_for_renaming, call update_stmt.
11440 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11441 make_rename_temp. Do not call mark_symbols_for_renaming, call
11443 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11444 find_new_referenced_vars, call update_stmt.
11445 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11446 instead of calling make_rename_temp. Do not call
11447 find_new_referenced_vars or mark_symbols_for_renaming, call
11450 2009-04-21 Richard Guenther <rguenther@suse.de>
11452 PR tree-optimization/39827
11453 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11454 (tree_ssa_phiprop): Pass the correct array size.
11456 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11458 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11460 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11463 * c-typeck.c (lvalue_p): Move declaration ...
11464 * c-common.h (lvalue_p): ... to here.
11465 * c-common.c (candidate_equal_p): New.
11466 (add_tlist): Use it.
11467 (merge_tlist): Use it.
11468 (warn_for_collisions_1): Likewise.
11469 (warning_candidate_p): Accept more candidates.
11470 (verify_tree): A warning candidate can be an expression. Use
11473 2009-04-21 Ben Elliston <bje@au.ibm.com>
11476 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11477 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11478 options. Remove -mcall-solaris documentation.
11480 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11483 * doc/invoke.texi (-Wlong-long): Update description.
11484 * c-lex (interpret_integer): Only warn if there was no previous
11485 overflow and -Wlong-long is enabled.
11486 * c-decl.c (declspecs_add_type): Drop redundant flags.
11487 * c.opt (Wlong-long): Init to -1.
11488 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11489 and front-end warn_long_long. Wlong-long only depends on other
11490 flags if it is uninitialized.
11491 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11492 the same for CPP and FE.
11493 (restore_extension_diagnostics): Likewise.
11495 2009-04-20 Ian Lance Taylor <iant@google.com>
11497 Fix enum conversions which are invalid in C++:
11498 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11499 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11500 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11501 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11502 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11503 (dbxout_parms): Likewise.
11504 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11505 (df_clear_flags): Likewise.
11506 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11507 top_flag parameter to int.
11508 (df_chain_create_bb_process_use): Likewise.
11509 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11511 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11512 (df_ref_create_structure, df_def_record_1): Likewise.
11513 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11514 (df_notes_rescan): Change 0 to VOIDmode in function call.
11515 (df_get_call_refs, df_insn_refs_collect): Likewise.
11516 (df_bb_regs_collect): Likewise.
11517 (df_entry_block_defs_collect): Likewise.
11518 (df_exit_block_uses_collect): Likewise.
11519 * df.h: Update declarations.
11520 * double-int.c (double_int_divmod): Add cast to enum type.
11521 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11522 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11523 (based_loc_descr): Likewise.
11524 (loc_descriptor_from_tree_1): Change first_op and second_op to
11525 enum dwarf_location_atom. Add cast to enum type.
11526 * expmed.c (init_expmed): Change 0 to SET in function call.
11527 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11528 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11529 (do_store_flag): Likewise.
11530 * fixed-value.h (struct fixed_value): Change mode to enum
11532 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11533 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11535 (insert_insn_decl, insert_decl, insert_state): Likewise.
11536 (automata_list_finish): Likewise.
11537 * genrecog.c (process_define_predicate): Add cast to enum type.
11538 * gensupport.c (init_predicate_table): Add cast to enum type.
11539 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11541 (gimple_build_call_1, gimple_build_label): Likewise.
11542 (gimple_build_goto, gimple_build_asm_1): Likewise.
11543 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11544 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11545 (enum fallback): Rename from enum fallback_t.
11546 (fallback_t): Typedef as int.
11547 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11548 GSI_SAME_STMT in function call.
11549 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11551 (setup_reg_class_relations): Likewise.
11552 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11553 (setup_prohibited_class_mode_regs): Add cast to enum type.
11554 (setup_prohibited_mode_move_regs): Likewise.
11555 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11556 (record_address_regs): Change i to enum reg_class.
11557 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11558 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11559 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11560 (GET_MODE_2XWIDER_MODE): Likewise.
11561 (GET_CLASS_NARROWEST_MODE): Likewise.
11562 * omp-low.c (expand_omp_for): Add cast to enum type.
11563 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11564 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11565 * postreload.c (reload_cse_simplify_operands): Change rclass local
11567 * predict.c (combine_predictions_for_insn): Change best_predictor
11568 and predictor to enum br_predictor.
11569 (combine_predictions_for_bb): Likewise.
11570 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11571 use SET_PREDICT_EXPR_OUTCOME.
11572 * real.c (real_arithmetic): Change icode to code in function call.
11573 * reginfo.c (init_move_cost): Add casts to enum type.
11574 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11575 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11577 * reload.c (find_valid_class): Add casts to enum type.
11578 (push_reload): Change 0 to NO_REGS in function call.
11579 (find_reloads): Change this_alternative to array of enum
11580 reg_class. Remove some now-unnecessary casts.
11581 (make_memloc): Change 0 to VOIDmode in function call.
11582 * reload1.c (reload): Change 0 to VOIDmode in function call.
11583 (eliminate_regs_1, elimination_effects): Likewise.
11584 (eliminate_regs_in_insn): Likewise.
11585 (emit_input_reload_insns): Add cast to enum type.
11586 (delete_output_reload): Change 0 to VOIDmode in function call.
11587 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11588 to enum type in function call.
11589 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11590 (SET_PREDICT_EXPR_OUTCOME): Define.
11591 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11592 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11593 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11594 (dump_function): Likewise.
11595 * tree-dump.h: Update declarations.
11596 * tree-pass.h: Update declarations.
11597 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11598 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11600 (arm_rtx_costs_1): Correct parenthesization.
11601 (arm_rtx_costs): Add casts to enum type.
11602 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11603 (vfp_emit_fstmd): Use add_rg_note.
11604 (emit_multi_reg_push, emit_sfm): Likewise.
11605 (thumb_set_frame_pointer): Likewise.
11606 (arm_expand_prologue): Likewise.
11607 (arm_regno_class): Change return type to enum reg_class.
11608 (thumb1_expand_prologue): Use add_reg_note.
11609 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11610 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11612 * config/arm/gentune.sh: Add cast to enum type.
11613 * config/arm/arm-tune.md: Rebuild.
11614 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11615 (ix86_split_fp_branch, predict_jump): Likewise.
11616 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11617 insn_code to enum rtx_code.
11618 (ix86_builtin_vectorized_function): Add cast to enum type.
11619 * config/i386/i386.md (truncdfsf2): Change slot to enum
11621 (truncxf<mode>2, isinf<mode>2): Likewise.
11622 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11624 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11625 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11626 (insert_bundle_state): Change 1 to INSERT in function call.
11627 (ia64_add_bundle_selector_before): Likewise.
11628 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11629 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11630 (restore_stack_nonlocal): Likewise.
11631 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11633 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11635 (mips_rtx_costs): Likewise.
11636 (mips_override_options): Add casts to enum type.
11637 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11639 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11640 (store_reg, set_reg_plus_d): Likewise.
11641 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11642 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11644 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11646 (emit_unlikely_jump): Use add_reg_note.
11647 (rs6000_emit_allocate_stack): Likewise.
11648 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11649 (output_toc): Change 1 to INSERT in function call.
11650 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11651 (rs6000_initialize_trampoline): Likewise.
11652 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11654 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11655 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11656 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11657 (save_gprs): Use add_reg_note.
11658 (s390_emit_prologue): Likewise.
11659 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11660 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11661 (sparc_fold_builtin): Add cast to enum type.
11662 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11664 (spu_expand_prologue): Use add_reg_note.
11665 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11667 2009-04-20 Ian Lance Taylor <iant@google.com>
11669 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11670 (c_parser_postfix_expression_after_primary): Get VEC for list of
11671 arguments. Get original types of arguments. Call
11672 build_function_call_vec.
11673 (cached_expr_list_1, cached_expr_list_2): New static variables.
11674 (c_parser_expr_list): Change return type to VEC *. Add
11675 p_orig_types parameter. Change all callers.
11676 (c_parser_release_expr): New static function.
11677 (c_parser_vec_to_tree_list): New static function.
11678 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11679 call build_function_call_vec.
11680 (build_function_call_vec): New function, based on old
11681 build_function_call.
11682 (convert_arguments): Remove nargs and argarray parameters. Change
11683 values to a VEC. Add origtypes parameter.
11684 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11685 (convert_for_assignment): Add origtype parameter. Change all
11686 callers. If warn_cxx_compat, check for conversion to an enum
11687 type when calling a function.
11688 (store_init_value): Add origtype parameter. Change all callers.
11689 (digest_init): Likewise.
11690 (struct init_node): Add origtype field.
11691 (add_pending_init): Add origtype parameter. Change all callers.
11692 (output_init_element): Likewise.
11693 (output_pending_init_elements): Pass origtype from init_node to
11694 output_init_element.
11695 (process_init_element): Pass origtype from c_expr to
11696 output_init_element.
11697 (c_finish_return): Add origtype parameter. Change all callers.
11698 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11700 (sync_resolve_params): Likewise.
11701 (sync_resolve_return): Change params to first_param. Change caller.
11702 (resolve_overloaded_builtins): Change params to VEC *. Change
11703 callers. Save first parameter around call to build_function_call_vec.
11704 * c-decl.c (finish_decl): Add origtype parameter. Change all
11705 callers. Call build_function_call_vec rather than
11706 build_function_call for cleanup.
11707 * c-tree.h: Update declarations.
11708 * c-common.h: Update declarations.
11709 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11710 params to first_param.
11711 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11712 params parameter from tree to void *.
11713 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11714 Change arglist parameter to have type void *, and to be a pointer
11716 * config/rs6000/rs6000-protos.h
11717 (altivec_resolve_overloaded_builtin): Update declaration.
11718 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11719 fnargs parameter to have type void *, and to be a pointer to a
11720 VEC. Call build_function_call_vec instead of
11721 build_function_call.
11722 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11724 2009-04-20 Joey Ye <joey.ye@intel.com>
11725 Xuepeng Guo <xuepeng.guo@intel.com>
11726 H.J. Lu <hongjiu.lu@intel.com>
11728 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11730 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11731 (IX86_LEA_PRIORITY): Likewise.
11732 (distance_non_agu_define): New function.
11733 (distance_agu_use): Likewise.
11734 (ix86_lea_for_add_ok): Likewise.
11735 (ix86_dep_by_shift_count): Likewise.
11737 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11738 should split for LEA.
11740 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11742 (ix86_dep_by_shift_count): Likewise.
11744 2009-04-20 Richard Guenther <rguenther@suse.de>
11746 * expr.c (handled_component_p): Move ...
11747 * tree.h (handled_component_p): ... here.
11748 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11749 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11750 and REALPART_EXPR to be in one group.
11752 2009-04-20 Richard Guenther <rguenther@suse.de>
11754 * basic-block.h (get_all_dominated_blocks): Declare.
11755 * dominance.c (get_all_dominated_blocks): New function.
11756 * tree-cfg.c (get_all_dominated_blocks): Remove.
11757 (remove_edge_and_dominated_blocks): Adjust.
11758 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11759 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11760 instead of recursing.
11762 2009-04-20 Doug Kwan <dougkwan@google.com>
11764 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11765 (struct cgraph_node_set_def): New type.
11766 (cgraph_node_set) New type. Also declare vector functions.
11767 (struct cgraph_node_set_element_def): New type.
11768 (cgraph_node_set_element): Ditto.
11769 (cgraph_node_set_iterator): New iterator type.
11770 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11771 cgraph_node_set_remove, dump_cgraph_node_set,
11772 debug_cgraph_node_set): New prototypes.
11773 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11774 cgraph_node_set_size): New inlines.
11775 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11776 including cgraph.h.
11777 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11778 argument to function 'write_summary'.
11779 * ipa.c: Include ggc.h.
11780 (hash_cgraph_node_set_element,
11781 eq_cgraph_node_set_element, cgraph_node_set_new,
11782 cgraph_node_set_add, cgraph_node_set_remove,
11783 cgraph_node_set_find, dump_cgraph_node_set,
11784 debug_cgraph_node_set): New functions.
11785 * Makefile.in (ipa.o): Add dependency on GGC_H.
11787 2009-04-20 Ira Rosen <irar@il.ibm.com>
11789 PR tree-optimization/39675
11790 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11791 check of the return code of vect_schedule_slp. Check that
11792 stmt_vec_info still exists for the statement, before checking its
11793 vectorization type.
11795 2009-04-20 Michael Matz <matz@suse.de>
11797 * Makefile.in (generated_files): Take out $(simple_generated_c).
11799 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11801 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11802 (UINTPTR_TYPE): Likewise.
11804 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11807 * c-typeck.c (digest_init): Check for initializing an array with a
11810 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11813 * c-semantics.c (pop_stmt_list): Propagate
11814 STATEMENT_LIST_HAS_LABEL to parent statement list.
11816 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11818 * config/mips/mips.h (mips_tune_attr): New macro.
11819 * config/mips/mips.md (cpu): Use it.
11821 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11824 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11827 2009-04-19 Diego Novillo <dnovillo@google.com>
11829 * toplev.c (compile_file): Move call to coverage_finish ...
11830 * cgraphunit.c (ipa_passes): ... here.
11831 Call cgraph_process_new_functions.
11832 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11833 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11835 2009-04-19 Jan Hubicka <jh@suse.cz>
11837 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11839 (dump_cgraph_node): Dump can throw external flag.
11840 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11842 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11846 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11847 * common.opt (Wlogical-op): Move from here...
11848 * c.opt (Wlogical-op): ... to here.
11849 * c-typeck.c (parser_build_binary_op): Update call to
11850 warn_logical_operator.
11851 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11853 * c-common.c (warn_logical_op): Update.
11854 * c-common.h (warn_logical_op): Update declaration.
11856 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11858 * tree.c (protected_set_expr_location): Fix formatting.
11860 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11863 * c-typeck.c (readonly_warning): new.
11864 (build_unary_op, build_modify_expr): Use readonly_warning for
11865 storing into something readonly but not const-qualified.
11867 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11870 * c-typeck.c (build_unary_op): Check for taking address of
11871 expression of type void.
11873 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11876 * c-typeck.c (build_function_call): Check for calling a function
11877 with qualified void return types. Call require_complete_type when
11880 2009-04-18 Jan Hubicka <jh@suse.cz>
11882 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11884 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11885 can_throw_external flag.
11886 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11887 * ipa-pure-const.c (ignore_edge): New function.
11888 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11889 only over can_throw_external edges.
11890 (local_pure_const): Add nothrow flag.
11891 * ipa-utils.c (searchc): Add ignore_edge callback.
11892 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11893 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11894 (set_nothrow_function_flags): Update cgraph.
11895 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11897 2009-04-18 Richard Guenther <rguenther@suse.de>
11899 PR middle-end/39804
11900 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11901 (fold_stmt): ... this and ...
11902 (fold_stmt_inplace): ... this.
11903 (fold_stmt_1): Fold references in calls and asms.
11904 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11906 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11908 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11909 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11911 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11913 * tree.c (function_args_count): Remove.
11914 * tree.h: Remove the prototype for function_args_count.
11916 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11918 * tree-iterator.c (expr_only): Remove.
11919 * tree.h: Remove the prototype for expr_only.
11921 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11923 * reginfo.c (cannot_change_mode_set_regs): Remove.
11924 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11926 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11928 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11929 whether operands 0 and 1 overlaps.
11931 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11933 PR middle-end/36902
11934 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11935 pointer. Use warning_at instead of warning.
11936 (search_for_addr_array): Likewise.
11937 (check_array_bounds): Likewise.
11938 (check_all_array_refs): Check that the incoming edge is not in the
11939 list of edges to be removed.
11940 (check_all_array_refs): Avoid the temporal pointer.
11941 (vrp_visit_cond_stmt): Fix typo.
11942 (simplify_switch_using_ranges): Handle the case where the switch
11943 index is an integer constant.
11945 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11947 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11949 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11951 * doc/extend.texi, doc/invoke.texi: Fix typos.
11953 2009-04-17 Cary Coutant <ccoutant@google.com>
11955 * tree-flow-inline.h (get_lineno): Fix inverted test.
11957 2009-04-17 Diego Novillo <dnovillo@google.com>
11959 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11960 assertion for AVAIL_OUT.
11962 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11965 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11966 * config/sh/linux-atomic.asm: Likewise.
11968 2009-04-17 Diego Novillo <dnovillo@google.com>
11970 * except.c (debug_eh_tree): New.
11971 (struct eh_region, struct eh_status): Move ...
11972 * except.h: ... here.
11973 (add_type_for_runtime): Declare extern.
11974 (lookup_type_for_runtime): Likewise.
11975 (debug_eh_tree): Declare.
11976 * Makefile.in (GTFILES): List except.h before except.c
11978 2009-04-17 Diego Novillo <dnovillo@google.com>
11980 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11981 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11982 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11983 (find_vars_r): ... here.
11984 * tree-flow.h (find_referenced_vars_in): Declare.
11985 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11986 that AVAIL_OUT exists for BLOCK.
11987 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11988 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11989 (tree-parloops.o): Likewise.
11991 2009-04-17 Simon Baldwin <simonb@google.com>
11993 * toplev.c (default_tree_printer): Add handling for %E format.
11995 2009-04-17 Diego Novillo <dnovillo@google.com>
11997 * tree-pretty-print.c (dump_generic_node): Add break after
11998 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11999 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
12000 FUNCTION_TYPE together. Call print_struct_decl when printing
12001 structures and TDF_SLIM is not given.
12002 (print_struct_decl): Fix logic for detecting recursion.
12004 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12007 * gcc.c (create_at_file): New.
12008 (compile_input_file_p): New.
12009 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
12010 * main.c (main): Update call to toplev_main.
12011 * toplev.c (toplev_main): Change signature. Call expandargv.
12012 * toplev.h (toplev_main): Change signature.
12014 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12016 * dwarf2out.c (field_byte_offset): Use the type size as the field size
12017 if the latter is not constant.
12019 2009-04-17 David Edelsohn <edelsohn@gnu.org>
12021 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
12023 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12025 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
12026 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
12028 2009-04-17 Richard Guenther <rguenther@suse.de>
12030 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12031 Handle component references view-converting an invariant address.
12033 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
12035 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
12036 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
12037 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
12038 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
12039 Use @deftypevr rather than @deftypevar.
12041 2009-04-17 Richard Guenther <rguenther@suse.de>
12043 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
12044 (get_prop_source_stmt): Likewise.
12045 (can_propagate_from): Likewise.
12047 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
12049 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
12050 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
12051 (--with-multilib-list): Add default value.
12052 * configure: Regenerate.
12053 * Makefile.in (TM_ENDIAN_CONFIG): Define.
12054 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
12055 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
12056 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
12057 Don't add default cpu to multilib list unnecessarily, but do enable
12058 the relevant compiler option..
12059 Add support for --with-multilib-list=<blank> and
12060 --with-multilib-list=!<somelib> to supress unwanted multilibs.
12061 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
12062 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
12063 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
12064 TM_MULTILIB_CONFIG.
12065 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
12066 (MULTILIB_OSDIRNAMES): New variable.
12067 * config/sh/t-1e: Delete file.
12068 * config/sh/t-mlib-sh1: Delete file.
12069 * config/sh/t-mlib-sh2: Delete file.
12070 * config/sh/t-mlib-sh2a: Delete file.
12071 * config/sh/t-mlib-sh2a-nofpu: Delete file.
12072 * config/sh/t-mlib-sh2a-single: Delete file.
12073 * config/sh/t-mlib-sh2a-single-only: Delete file.
12074 * config/sh/t-mlib-sh2e: Delete file.
12075 * config/sh/t-mlib-sh3e: Delete file.
12076 * config/sh/t-mlib-sh4: Delete file.
12077 * config/sh/t-mlib-sh4-nofpu: Delete file.
12078 * config/sh/t-mlib-sh4-single: Delete file.
12079 * config/sh/t-mlib-sh4-single-only: Delete file.
12080 * config/sh/t-mlib-sh4a: Delete file.
12081 * config/sh/t-mlib-sh4a-nofpu: Delete file.
12082 * config/sh/t-mlib-sh4a-single: Delete file.
12083 * config/sh/t-mlib-sh4a-single-only: Delete file.
12084 * config/sh/t-mlib-sh4al: Delete file.
12085 * config/sh/t-mlib-sh5-32media: Delete file.
12086 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
12087 * config/sh/t-mlib-sh5-64media: Delete file.
12088 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
12089 * config/sh/t-mlib-sh5-compact: Delete file.
12090 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
12091 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
12092 * doc/install.texi (Options specification): Add
12093 --with-multilib-list and --with-endian.
12095 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12097 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
12099 (OBJS-common): Add plugin-version.o.
12100 (plugin-version.o): New.
12101 * gcc-plugin.h (plugin_gcc_version): New.
12102 (plugin_default_version_check): New.
12103 (plugin_init_func, plugin_init): Add version argument.
12104 * plugin-version.c: New.
12105 * plugin.c (str_plugin_gcc_version_name): New.
12106 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12107 pass it to the init function.
12108 (plugin_default_version_check): New.
12110 2009-04-17 Richard Guenther <rguenther@suse.de>
12112 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
12113 for decl-vs-decl disambiguation.
12115 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
12117 * config/s390/s390.h (s390_tune_attr): New macro definition.
12118 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
12120 2009-04-17 Richard Guenther <rguenther@suse.de>
12122 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12123 (fold_stmt_r): Likewise.
12124 (maybe_fold_reference): New function.
12125 (fold_gimple_assign): Handle cases fold_stmt_r did.
12126 (fold_stmt): Do not use fold_stmt_r.
12127 (fold_stmt_inplace): Likewise.
12129 2009-04-17 Richard Guenther <rguenther@suse.de>
12131 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12132 (record_equivalences_from_stmt): Remove useless checks and
12134 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12135 the type is already suitable.
12137 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12139 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12141 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12143 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12144 (CMPtype): Define as __gcc_CMPtype.
12146 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12148 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12149 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12151 2009-04-17 Richard Guenther <rguenther@suse.de>
12153 PR tree-optimization/39746
12154 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12155 special-casing for builtins and static variable use/def.
12156 (call_may_clobber_ref_p_1): Likewise.
12158 2009-04-16 Ian Lance Taylor <iant@google.com>
12160 * df.h: Include "timevar.h".
12161 (struct df_problem): Change tv_id field to timevar_id_t.
12162 * tree-pass.h: Include "timevar.h".
12163 (struct opt_pass): Change tv_id field to timevar_id_t.
12164 * timevar.h (timevar_id_t): Define TV_NONE.
12165 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12166 TV_NONE rather than tv_id != 0.
12167 (execute_one_pass): Likewise.
12168 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12169 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12170 dependencies to $(TREE_PASS_H).
12171 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12173 (pass_branch_target_load_optimize2): Likewise.
12174 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12175 (pass_outof_cfg_layout_mode): Likewise.
12176 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12177 (pass_rebuild_cgraph_edges): Likewise.
12178 (pass_remove_cgraph_callee_edges): Likewise.
12179 * df-core.c (pass_df_initialize_opt): Likewise.
12180 (pass_df_initialize_no_opt): Likewise.
12181 (pass_df_finish): Likewise.
12182 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
12183 * except.c (pass_set_nothrow_function_flags): Likewise.
12184 (pass_convert_to_eh_region_ranges): Likewise.
12185 * final.c (pass_compute_alignments): Likewise.
12186 * function.c (pass_instantiate_virtual_regs): Likewise.
12187 (pass_init_function): Likewise.
12188 (pass_leaf_regs): Likewise.
12189 (pass_match_asm_constraints): Likewise.
12190 * gimple-low.c (pass_lower_cf): Likewise.
12191 (pass_mark_used_blocks): Likewise.
12192 * init-regs.c (pass_initialize_regs): Likewise.
12193 * integrate.c (pass_initial_value_sets): Likewise.
12194 * ira.c (pass_ira): Likewise.
12195 * jump.c (pass_cleanup_barriers): Likewise.
12196 * omp-low.c (pass_expand_omp): Likewise.
12197 (pass_lower_omp): Likewise.
12198 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
12199 * recog.c (pass_split_all_insns): Likewise.
12200 (pass_split_after_reload): Likewise.
12201 (pass_split_before_regstack): Likewise.
12202 (pass_split_before_sched2): Likewise.
12203 (pass_split_for_shorten_branches): Likewise.
12204 * reginfo.c (pass_reginfo_init): Likewise.
12205 (pass_subregs_of_mode_init): Likewise.
12206 (pass_subregs_of_mode_finish): Likewise.
12207 * passes.c (pass_postreload): Likewise.
12208 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
12209 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
12210 (pass_warn_function_return): Likewise.
12211 (pass_warn_function_noreturn): Likewise.
12212 * tree-complex.c (pass_lower_complex): Likewise.
12213 (pass_lower_complex_O0): Likewise.
12214 * tree-if-conv.c (pass_if_conversion): Likewise.
12215 * tree-into-ssa.c (pass_build_ssa): Likewise.
12216 * tree-mudflap.c (pass_mudflap_1): Likewise.
12217 (pass_mudflap_2): Likewise.
12218 * tree-nomudflap.c (pass_mudflap_1): Likewise.
12219 (pass_mudflap_2): Likewise.
12220 * tree-nrv.c (pass_return_slot): Likewise.
12221 * tree-object-size.c (pass_object_sizes): Likewise.
12222 * tree-optimize.c (pass_all_optimizations): Likewise.
12223 (pass_early_local_passes): Likewise.
12224 (pass_all_early_optimizations): Likewise.
12225 (pass_cleanup_cfg): Likewise.
12226 (pass_cleanup_cfg_post_optimizing): Likewise.
12227 (pass_free_datastructures): Likewise.
12228 (pass_free_cfg_annotations): Likewise.
12229 (pass_fixup_cfg): Likewise.
12230 (pass_init_datastructures): Likewise.
12231 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
12232 (pass_late_warn_uninitialized): Likewise.
12233 (pass_update_address_taken): Likewise.
12234 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
12235 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
12236 (pass_cse_sincos): Likewise.
12237 (pass_convert_to_rsqrt): Likewise.
12238 * tree-ssa-structalias.c (pass_build_alias): Likewise.
12239 * tree-stdarg.c (pass_stdarg): Likewise.
12240 * tree-tailcall.c (pass_tail_recursion): Likewise.
12241 (pass_tail_calls): Likewise.
12242 * tree-vect-generic.c (pass_lower_vector): Likewise.
12243 (pass_lower_vector_ssa): Likewise.
12244 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
12246 2009-04-16 Joseph Myers <joseph@codesourcery.com>
12248 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
12250 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
12252 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
12253 logical and signext.
12255 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
12258 * config/sh/predicates.md (arith_operand): Check if the operand
12259 of TRUNCATE is a REG.
12261 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12263 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12264 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12266 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12268 * tree-iterator.c (tsi_split_statement_list_after,
12269 tsi_split_statement_list_before): Remove.
12270 * tree-iterator.h: Remove the prototypes for
12271 tsi_split_statement_list_after and tsi_split_statement_list_before.
12273 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12275 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
12276 * tree-ssa-propagate.h: Remove the prototype for
12277 stmt_makes_single_load.
12279 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12281 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
12282 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
12284 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12286 * tree-iterator.c (EXPR_LAST_BODY): Remove.
12288 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12290 * except.c (eh_region_outer_p): Remove.
12291 * except.h: Remove the prototype for eh_region_outer_p.
12293 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12295 * function.c (current_function_assembler_name): Remove.
12296 * function.h: Remove the prototype for
12297 current_function_assembler_name.
12299 2009-04-16 Ian Lance Taylor <iant@google.com>
12301 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
12302 (add_reg_note): Call alloc_reg_note.
12303 * rtl.h (alloc_reg_note): Declare.
12304 * combine.c (try_combine): Use alloc_reg_note.
12305 (recog_for_combine, move_deaths): Likewise.
12306 (distribute_notes): Use alloc_reg_note and add_reg_note.
12307 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
12308 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
12309 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
12311 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
12313 PR rtl-optimization/39762
12314 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
12315 ira_may_move_out_cost): Add comments about way of their usage.
12316 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
12318 * ira-conflicts.c (process_regs_for_copy): Use function
12319 ira_get_register_move_cost instead of global
12320 ira_register_move_cost.
12322 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
12323 color_pass, move_spill_restore, update_curr_costs): Ditto.
12325 * ira-lives.c (process_single_reg_class_operands): Ditto.
12327 * ira-emit.c (emit_move_list): Ditto.
12329 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
12330 (record_reg_classes): Ditto. Use functions
12331 ira_get_register_move_cost and ira_get_may_move_cost instead of
12332 global vars ira_register_move_cost, ira_may_move_out_cost and
12333 ira_may_move_in_cost.
12334 (record_address_regs): Don't call ira_init_register_move_cost.
12335 Use function ira_get_may_move_cost instead of global
12336 ira_may_move_in_cost.
12337 (process_bb_node_for_hard_reg_moves): Use function
12338 ira_get_register_move_cost instead of global ira_register_move_cost.
12339 (ira_costs): Don't call ira_init_register_move_cost.
12341 2009-04-16 Richard Guenther <rguenther@suse.de>
12343 * tree-cfg.c (verify_gimple_assign_binary):
12344 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12345 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12346 (create_general_new_stmt): Note that this function is broken.
12348 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12350 * common.opt (fhelp): Add Var(help_flag).
12351 * gcc-plugin.h (plugin_info): Add help.
12352 * plugin.c (plugin_name_args): Add help.
12353 (register_plugin_info): Set plugin->help.
12354 (print_help_one_plugin): New.
12355 (print_plugins_help): New.
12356 * plugin.h (print_plugins_help): New.
12357 * toplev.c (toplev_main): Call print_plugins_help if needed.
12359 2009-04-16 Richard Guenther <rguenther@suse.de>
12361 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12362 (gimple_ior_addresses_taken_1): New function.
12363 (gimple_ior_addresses_taken): Likewise.
12364 * gimple.h (struct gimple_statement_with_ops_base): Remove
12365 addresses_taken member.
12366 (gimple_ior_addresses_taken): Declare.
12367 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12368 gimple_set_addresses_taken): Remove.
12369 * ipa-reference.c (mark_address): New function.
12370 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12371 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12372 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12373 (gimple_add_to_addresses_taken): Remove.
12374 (get_tmr_operands): Call mark_address_taken.
12375 (get_asm_expr_operands): Likewise.
12376 (get_expr_operands): Likewise.
12377 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12378 (free_stmt_operands): Do not free it.
12379 * tree-ssa.c (delete_tree_ssa): Likewise.
12380 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12382 2009-04-16 Richard Guenther <rguenther@suse.de>
12384 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12385 (walk_stmt_load_store_ops): Likewise.
12386 * gimple.c (get_base_loadstore): New function.
12387 (walk_stmt_load_store_addr_ops): Likewise.
12388 (walk_stmt_load_store_ops): Likewise.
12389 * ipa-pure-const.c (check_op): Simplify.
12390 (check_load, check_store): New functions.
12391 (check_stmt): Use walk_stmt_load_store_ops.
12392 * ipa-reference.c (mark_load): Adjust signature.
12393 (mark_store): Likewise.
12394 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12396 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12398 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12399 (plugin_info): New.
12400 * opts.c (common_handle_option): Don't call print_version.
12401 * plugin.c (plugin_name_args): Add version.
12402 (register_plugin_info): New.
12403 (register_callback): Handle PLUGIN_INFO.
12404 (try_init_one_plugin): New.
12405 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12407 (finalize_one_plugin): New.
12408 (finalize_plugins): New.
12409 (print_one_plugin): New.
12410 (print_plugins_versions): New.
12411 * plugin.h (print_plugins_versions): New.
12412 (finalize_plugins): New.
12413 * toplev.c (compile_file): Don't call initialize_plugins.
12414 (print_version): Call print_plugins_versions.
12415 (toplev_main): Call initialize_plugins. Print version if needed.
12416 Call finalize_plugins.
12418 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12420 * common.opt (fversion): New.
12421 * gcc.c (print_version): New.
12422 (process_command): Don't print the version. Just set print_version.
12423 (main): Print version. Call subprocesses if print_version and
12424 verbose_flag are set.
12425 * opts.c (common_handle_option): Handle OPT_fversion.
12427 2009-04-16 Richard Guenther <rguenther@suse.de>
12428 Ira Rosen <irar@il.ibm.com>
12430 PR tree-optimization/39698
12431 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12432 type of the reduction variable. Only generate the def if
12435 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12436 make sure to first convert to an integer of the same precision.
12437 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12438 the type of the evolution correctly in computing the new
12439 induction variable base.
12441 2009-04-16 Richard Guenther <rguenther@suse.de>
12443 PR middle-end/39625
12444 * tree-cfg.c (make_blocks): Split statements with to-be
12445 abnormal SSA names on the lhs.
12447 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12449 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12450 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12451 * c-typeck.c (really_start_incremental_init): Likewise.
12452 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12453 (TARGET_INITIALIZER): Remove it.
12454 * target.h (struct target): Remove vector_opaque_p.
12455 * tree.c (build_opaque_vector_type): New.
12456 * tree.h (TYPE_VECTOR_OPAQUE): New.
12457 (build_opaque_vector_type): Declare.
12458 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12459 * config/rs6000/rs6000.c (build_opaque_vector_type,
12460 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12461 (rs6000_init_builtins): Use build_opaque_vector_type for
12462 opaque_V4SI_type_node.
12464 2009-04-15 Catherine Moore <clm@codesourcery.com>
12466 * debug.h (set_name): Declare.
12467 * dwarf2out.c (dwarf2out_set_name): Declare.
12468 (dwarf2_debug_hooks): Add set_name.
12469 (find_AT_string): New.
12470 (add_AT_string): Call find_AT_string.
12471 (dwarf2out_set_name): New.
12472 * cp/decl.c (grokdeclarator): Call set_name.
12473 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12474 * debug.c (do_nothing_debug_hooks): Likewise.
12475 * dbxout.c (dbx_debug_hooks): Likewise.
12476 * sdbout.c (sdb_debug_hooks): Likewise.
12478 2009-04-15 Michael Eager <eager@eagercon.com>
12480 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12481 reg for single-precision FPU.
12482 * config/rs6000/rs6000.md (movsi_internal1): Only for
12483 !TARGET_SINGLE_FPU.
12484 (movsi_internal1_single): New. Add pattern to move SI values to/from
12485 single-precision FP regs.
12487 2009-04-15 Richard Guenther <rguenther@suse.de>
12489 * omp-low.c (lower_rec_input_clauses): Build correct address
12491 (expand_omp_for_generic): Fix multiplication type.
12492 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12493 (generate_memset_zero): Fix types.
12494 * tree-profile.c (prepare_instrumented_value): Correctly
12497 2009-04-15 Ian Lance Taylor <iant@google.com>
12499 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12500 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12501 for -Wall and for -Wc++-compat.
12502 (c_common_post_options): For C++, set warn_enum_compare if not
12504 * c-tree.h (struct c_expr): Add field original_type.
12505 (build_external_ref): Update declaration.
12506 * c-parser.c (c_parser_braced_init): Set original_type.
12507 (c_parser_initelt): Likewise.
12508 (c_parser_expr_no_commas): Likewise.
12509 (c_parser_conditional_expression): Likewise.
12510 (c_parser_cast_expression): Likewise.
12511 (c_parser_unary_expression): Likewise. Pull setting of
12512 original_code to top of function.
12513 (c_parser_sizeof_expression): Set original_type.
12514 (c_parser_alignof_expression): Likewise.
12515 (c_parser_postfix_expression): Likewise. Pull setting of
12516 original_code to top of function.
12517 (c_parser_postfix_expression_after_paren_type): Set original_type.
12518 (c_parser_postfix_expression_after_primary): Likewise.
12519 (c_parser_expression): Likewise.
12520 * c-typeck.c (build_external_ref): Add type parameter. Change all
12522 (c_expr_sizeof_expr): Set original_type field.
12523 (parser_build_unary_op): Likewise.
12524 (parser_build_binary_op): Likewise. Optionally warn about
12525 comparisons of enums of different types.
12526 (digest_init): Set original_type field.
12527 (really_start_incremental_init): Likewise.
12528 (push_init_level, pop_init_level): Likewise.
12529 * doc/invoke.texi (Warning Options): -Wenum-compare now
12532 2009-04-15 Richard Guenther <rguenther@suse.de>
12534 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12535 out a necessary conversion.
12536 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12537 names we didn't value number.
12538 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12540 2009-04-15 Richard Guenther <rguenther@suse.de>
12542 PR tree-optimization/39764
12543 * tree-ssa-ccp.c (get_value): Canonicalize value with
12544 canonicalize_float_value.
12546 2009-04-15 Jan Hubicka <jh@suse.cz>
12548 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12549 Wrong version of patch.
12551 2009-04-15 Jan Hubicka <jh@suse.cz>
12553 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12555 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12557 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12558 our distinct integral and vector types.
12560 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12562 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12563 * init.c (build_vtbl_address): Remove call to assemble_external.
12565 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12567 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12568 output for other floating point modes.
12570 2009-04-14 Diego Novillo <dnovillo@google.com>
12572 * diagnostic.c (diagnostic_report_diagnostic): Do not
12573 warn about loaded plugins for DK_ERROR and DK_WARNING.
12574 * c-decl.c (declspecs_add_type): Move call to
12575 invoke_plugin_callbacks ...
12576 * c-parser.c (c_parser_declspecs): ... here.
12577 * plugin.c (dump_active_plugins): Tidy output.
12579 2009-04-14 Diego Novillo <dnovillo@google.com>
12580 Le-Chun Wu <lcwu@google.com>
12582 * configure.ac: Add --enable-plugin support.
12583 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12584 * Makefile.in (PLUGIN_H): Define.
12585 Export ENABLE_PLUGIN and GMPINC to site.exp.
12586 Add PLUGINLIBS to link command.
12587 Add/modify dependencies for plugin.o and files including plugin.h.
12589 * config.in: Regenerate.
12591 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12594 2009-04-14 Le-Chun Wu <lcwu@google.com>
12596 * tree-pass.h (register_one_dump_file): Add a prototype for
12597 register_one_dump_file.
12598 * toplev.c (compile_file): Call initialize_plugins.
12599 (do_compile): Call invoke_plugin_callbacks.
12600 (toplev_main): Call invoke_plugin_callbacks.
12601 * common.opt: Add -fplugin= and -fplugin-arg-.
12602 * gcc-plugin.h: New public header file for plugins to include.
12603 * plugin.c: New source file.
12604 * plugin.h: New internal header file.
12605 * passes.c (register_one_dump_file): Make it external.
12607 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12609 2009-04-14 Diego Novillo <dnovillo@google.com>
12611 * doc/plugins.texi: New.
12612 * doc/gccint.texi: Add reference to Plugins chapter.
12613 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12614 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12615 loaded plugins, if any.
12616 * timevar.def (TV_PLUGIN_INIT): Define.
12617 (TV_PLUGIN_RUN): Define.
12618 * plugin.c: Include timevar.h
12619 (plugins_active_p): New.
12620 (dump_active_plugins): New.
12621 (debug_active_plugins): New.
12623 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12625 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12627 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12629 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12631 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12632 the same as a minus without a shift.
12634 2009-04-14 Nick Clifton <nickc@redhat.com>
12636 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12637 comparisons with small integers will always produce a short
12640 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12643 2008-12-19 Diego Novillo <dnovillo@google.com>
12645 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12647 2009-04-14 Richard Guenther <rguenther@suse.de>
12649 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12651 (verify_gimple_assign_binary): Likewise. Handle shifts and
12653 (verify_gimple_phi): Print the mismatched argument position.
12654 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12656 (vect_update_init_of_dr): Likewise.
12657 * matrix-reorg.c (transform_access_sites): Do what the
12659 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12661 2009-04-13 Michael Eager <eager@eagercon.com>
12663 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12664 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12665 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12666 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12667 remove duplicate config
12669 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12671 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12672 file_name:line_number type locator of the call site.
12674 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12676 * genautomata.c: Put blank after comma.
12677 (automaton_decls): New.
12678 (struct unit_usage): Add comments to member next.
12679 (store_alt_unit_usage): Keep the list ordered.
12680 (unit_present_on_list_p, equal_alternatives_p): New.
12681 (check_regexp_units_distribution): Check units distribution
12682 correctness correctly.
12683 (main): Don't write automata if error is found. Return correct
12686 * config/m68k/cf.md (cfv4_ds): Remove.
12687 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12688 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12690 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12691 power4-load-ext, power4-store, power4-store-update,
12692 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12693 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12694 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12695 power4-sqrt, power4-isync): Modify reservation to make correct
12696 unit distribution to automata.
12698 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12699 power5-store-update, power5-two, power5-three, power5-lmul,
12700 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12702 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12704 * except.c (pass_set_nothrow_function_flags): Set name and add
12706 (set_nothrow_function_flags): Mention in the dump file when
12707 changing a function to nothrow.
12709 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12712 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12713 instead of unsigned long.
12715 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12717 * config/arm/arm.c (return_used_this_function): Remove.
12718 (arm_output_function_prologue): Remove use of
12719 return_used_this_function.
12720 (output_return_instruction): Replace use of
12721 return_used_this_function
12722 by cfun->machine->return_used_this_function.
12723 (arm_output_epilogue): Likewise.
12724 (arm_output_function_epilogue): Likewise.
12725 (thumb_unexpanded_epilogue): Likewise.
12726 * config/arm/arm.h (struct machine_function):
12727 New member return_used_this_function.
12729 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12731 * doc/install.texi: Correct description of default directory for
12732 --with-gxx-include-dir.
12734 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12736 * fold-const.c (build_range_check): Properly deal with enumeral and
12737 boolean base types.
12739 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12741 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12742 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12743 * params.h (MAX_GCSE_PASSES): Remove.
12744 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12745 in sequence. Remove ability to run multiple passes.
12746 (bypass_jumps): Report run as third CPROP pass.
12748 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12750 PR middle-end/39651
12751 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12752 when deciding whether the whole SEQUENCE can throw.
12754 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12757 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12758 offseted label references.
12760 2009-04-11 Jan Hubicka <jh@suse.cz>
12762 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12764 2009-04-11 Richard Guenther <rguenther@suse.de>
12766 PR middle-end/39732
12767 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12768 return variables as TREE_ADDRESSABLE.
12770 2009-04-11 Richard Guenther <rguenther@suse.de>
12772 PR tree-optimization/39713
12773 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12774 reference trees have SSA_NAME operands.
12776 2009-04-11 Richard Guenther <rguenther@suse.de>
12779 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12780 address expressions.
12782 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12784 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12785 match changes in Cygwin 1.7
12786 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12787 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12789 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12791 PR tree-optimization/39701
12792 * doc/invoke.texi (Optimization Options): Document change in
12793 meaning and initialization of -fdelete-null-pointer-checks.
12795 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12797 PR middle-end/39701
12798 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12800 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12803 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12805 2009-04-10 Chao-ying Fu <fu@mips.com>
12807 * doc/tm.texi (Instruction Output): Document
12808 TARGET_ASM_FINAL_POSTSCAN_INSN.
12809 * target.h (final_postscan_insn): New field in asm_out.
12810 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12811 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12812 * final.c (final_scan_insn): Call
12813 targetm.asm_out.final_postscan_insn after outputting
12814 an asm macro and a normal instruction.
12816 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12817 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12818 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12819 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12820 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12822 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12824 PR middle-end/39701
12825 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12826 variables as non-NULL even with -fdelete-null-pointer-checks.
12828 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12830 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12832 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12835 * config/i386/i386.c (classify_argument): Handle SCmode with
12836 (bit_offset % 64) != 0.
12838 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12840 * doc/invoke.texi (Optimize Options): Add cross-reference to
12841 -Q --help=optimizers examples.
12843 2009-04-10 Ben Elliston <bje@au.ibm.com>
12846 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12847 regalign for the reg == fpr and TDmode case.
12849 2009-04-09 David Ayers <ayers@fsfe.org>
12852 * objc/objc-act.c (warn_with_method): Remove helper function.
12853 (check_duplicates): Call warning and inform directly.
12854 (really_start_method): Likewise.
12856 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12858 * expmed.c (expand_divmod): Always use a comparison for a division
12859 by a large unsigned integer.
12861 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12862 for things others than variables or functions as nonzero.
12864 2009-04-09 Nick Clifton <nickc@redhat.com>
12866 * unwind-compat.c: Change copyright header to refer to version
12867 3 of the GNU General Public License with version 3.1 of the
12868 GCC Runtime Library Exception and to point readers at the
12869 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12870 * config/alpha/crtfastmath.c: Likewise.
12871 * config/alpha/linux-unwind.h: Likewise.
12872 * config/alpha/qrnnd.asm: Likewise.
12873 * config/alpha/vms-crt0-64.c: Likewise.
12874 * config/alpha/vms-crt0.c: Likewise.
12875 * config/alpha/vms-dwarf2.asm: Likewise.
12876 * config/alpha/vms-dwarf2eh.asm: Likewise.
12877 * config/alpha/vms-psxcrt0-64.c: Likewise.
12878 * config/alpha/vms-psxcrt0.c: Likewise.
12879 * config/alpha/vms_tramp.asm: Likewise.
12880 * config/arc/initfini.c: Likewise.
12881 * config/arc/lib1funcs.asm: Likewise.
12882 * config/arm/bpabi-v6m.S: Likewise.
12883 * config/arm/bpabi.S: Likewise.
12884 * config/arm/bpabi.c: Likewise.
12885 * config/arm/crti.asm: Likewise.
12886 * config/arm/crtn.asm: Likewise.
12887 * config/arm/ieee754-df.S: Likewise.
12888 * config/arm/ieee754-sf.S: Likewise.
12889 * config/arm/lib1funcs.asm: Likewise.
12890 * config/arm/libunwind.S: Likewise.
12891 * config/arm/linux-atomic.c: Likewise.
12892 * config/arm/mmintrin.h: Likewise.
12893 * config/arm/pr-support.c: Likewise.
12894 * config/arm/unaligned-funcs.c: Likewise.
12895 * config/arm/unwind-arm.c: Likewise.
12896 * config/arm/unwind-arm.h: Likewise.
12897 * config/avr/libgcc.S: Likewise.
12898 * config/bfin/crti.s: Likewise.
12899 * config/bfin/crtlibid.s: Likewise.
12900 * config/bfin/crtn.s: Likewise.
12901 * config/bfin/lib1funcs.asm: Likewise.
12902 * config/bfin/linux-unwind.h: Likewise.
12903 * config/cris/arit.c: Likewise.
12904 * config/cris/cris_abi_symbol.c: Likewise.
12905 * config/darwin-64.c: Likewise.
12906 * config/darwin-crt2.c: Likewise.
12907 * config/darwin-crt3.c: Likewise.
12908 * config/darwin.h: Likewise.
12909 * config/dbxelf.h: Likewise.
12910 * config/dfp-bit.c: Likewise.
12911 * config/dfp-bit.h: Likewise.
12912 * config/elfos.h: Likewise.
12913 * config/fixed-bit.c: Likewise.
12914 * config/fixed-bit.h: Likewise.
12915 * config/fp-bit.c: Likewise.
12916 * config/fp-bit.h: Likewise.
12917 * config/fr30/crti.asm: Likewise.
12918 * config/fr30/crtn.asm: Likewise.
12919 * config/fr30/lib1funcs.asm: Likewise.
12920 * config/freebsd-spec.h: Likewise.
12921 * config/frv/cmovd.c: Likewise.
12922 * config/frv/cmovh.c: Likewise.
12923 * config/frv/cmovw.c: Likewise.
12924 * config/frv/frvbegin.c: Likewise.
12925 * config/frv/frvend.c: Likewise.
12926 * config/frv/lib1funcs.asm: Likewise.
12927 * config/glibc-stdint.h: Likewise.
12928 * config/h8300/clzhi2.c: Likewise.
12929 * config/h8300/crti.asm: Likewise.
12930 * config/h8300/crtn.asm: Likewise.
12931 * config/h8300/ctzhi2.c: Likewise.
12932 * config/h8300/fixunssfsi.c: Likewise.
12933 * config/h8300/lib1funcs.asm: Likewise.
12934 * config/h8300/parityhi2.c: Likewise.
12935 * config/h8300/popcounthi2.c: Likewise.
12936 * config/i386/ammintrin.h: Likewise.
12937 * config/i386/att.h: Likewise.
12938 * config/i386/avxintrin.h: Likewise.
12939 * config/i386/biarch64.h: Likewise.
12940 * config/i386/bmmintrin.h: Likewise.
12941 * config/i386/cpuid.h: Likewise.
12942 * config/i386/cross-stdarg.h: Likewise.
12943 * config/i386/crtfastmath.c: Likewise.
12944 * config/i386/crtprec.c: Likewise.
12945 * config/i386/cygming-crtbegin.c: Likewise.
12946 * config/i386/cygming-crtend.c: Likewise.
12947 * config/i386/cygwin.asm: Likewise.
12948 * config/i386/emmintrin.h: Likewise.
12949 * config/i386/gmm_malloc.h: Likewise.
12950 * config/i386/gthr-win32.c: Likewise.
12951 * config/i386/i386.h: Likewise.
12952 * config/i386/immintrin.h: Likewise.
12953 * config/i386/linux-unwind.h: Likewise.
12954 * config/i386/linux64.h: Likewise.
12955 * config/i386/mm3dnow.h: Likewise.
12956 * config/i386/mmintrin-common.h: Likewise.
12957 * config/i386/mmintrin.h: Likewise.
12958 * config/i386/nmmintrin.h: Likewise.
12959 * config/i386/pmm_malloc.h: Likewise.
12960 * config/i386/pmmintrin.h: Likewise.
12961 * config/i386/smmintrin.h: Likewise.
12962 * config/i386/sol2-c1.asm: Likewise.
12963 * config/i386/sol2-ci.asm: Likewise.
12964 * config/i386/sol2-cn.asm: Likewise.
12965 * config/i386/sol2-gc1.asm: Likewise.
12966 * config/i386/tmmintrin.h: Likewise.
12967 * config/i386/unix.h: Likewise.
12968 * config/i386/w32-unwind.h: Likewise.
12969 * config/i386/wmmintrin.h: Likewise.
12970 * config/i386/x86-64.h: Likewise.
12971 * config/i386/x86intrin.h: Likewise.
12972 * config/i386/xmmintrin.h: Likewise.
12973 * config/ia64/crtbegin.asm: Likewise.
12974 * config/ia64/crtend.asm: Likewise.
12975 * config/ia64/crtfastmath.c: Likewise.
12976 * config/ia64/crti.asm: Likewise.
12977 * config/ia64/crtn.asm: Likewise.
12978 * config/ia64/fde-glibc.c: Likewise.
12979 * config/ia64/lib1funcs.asm: Likewise.
12980 * config/ia64/linux-unwind.h: Likewise.
12981 * config/ia64/quadlib.c: Likewise.
12982 * config/ia64/unwind-ia64.c: Likewise.
12983 * config/linux.h: Likewise.
12984 * config/m32c/m32c-lib1.S: Likewise.
12985 * config/m32c/m32c-lib2-trapv.c: Likewise.
12986 * config/m32c/m32c-lib2.c: Likewise.
12987 * config/m32r/initfini.c: Likewise.
12988 * config/m68hc11/larith.asm: Likewise.
12989 * config/m68hc11/m68hc11-crt0.S: Likewise.
12990 * config/m68k/cf.md: Likewise.
12991 * config/m68k/crti.s: Likewise.
12992 * config/m68k/crtn.s: Likewise.
12993 * config/m68k/lb1sf68.asm: Likewise.
12994 * config/m68k/linux-unwind.h: Likewise.
12995 * config/mcore/crti.asm: Likewise.
12996 * config/mcore/crtn.asm: Likewise.
12997 * config/mcore/lib1.asm: Likewise.
12998 * config/mips/linux-unwind.h: Likewise.
12999 * config/mips/loongson.h: Likewise.
13000 * config/mips/mips16.S: Likewise.
13001 * config/mmix/crti.asm: Likewise.
13002 * config/mmix/crtn.asm: Likewise.
13003 * config/pa/fptr.c: Likewise.
13004 * config/pa/hpux-unwind.h: Likewise.
13005 * config/pa/lib2funcs.asm: Likewise.
13006 * config/pa/linux-atomic.c: Likewise.
13007 * config/pa/linux-unwind.h: Likewise.
13008 * config/pa/milli64.S: Likewise.
13009 * config/pa/quadlib.c: Likewise.
13010 * config/pa/stublib.c: Likewise.
13011 * config/picochip/libgccExtras/adddi3.asm: Likewise.
13012 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
13013 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
13014 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
13015 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
13016 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
13017 * config/picochip/libgccExtras/divmod15.asm: Likewise.
13018 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
13019 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
13020 * config/picochip/libgccExtras/longjmp.asm: Likewise.
13021 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
13022 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
13023 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
13024 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
13025 * config/picochip/libgccExtras/setjmp.asm: Likewise.
13026 * config/picochip/libgccExtras/subdi3.asm: Likewise.
13027 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
13028 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
13029 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
13030 * config/rs6000/750cl.h: Likewise.
13031 * config/rs6000/altivec.h: Likewise.
13032 * config/rs6000/biarch64.h: Likewise.
13033 * config/rs6000/crtresfpr.asm: Likewise.
13034 * config/rs6000/crtresgpr.asm: Likewise.
13035 * config/rs6000/crtresxfpr.asm: Likewise.
13036 * config/rs6000/crtresxgpr.asm: Likewise.
13037 * config/rs6000/crtsavfpr.asm: Likewise.
13038 * config/rs6000/crtsavgpr.asm: Likewise.
13039 * config/rs6000/darwin-asm.h: Likewise.
13040 * config/rs6000/darwin-fallback.c: Likewise.
13041 * config/rs6000/darwin-fpsave.asm: Likewise.
13042 * config/rs6000/darwin-ldouble.c: Likewise.
13043 * config/rs6000/darwin-tramp.asm: Likewise.
13044 * config/rs6000/darwin-unwind.h: Likewise.
13045 * config/rs6000/darwin-vecsave.asm: Likewise.
13046 * config/rs6000/darwin-world.asm: Likewise.
13047 * config/rs6000/e500crtres32gpr.asm: Likewise.
13048 * config/rs6000/e500crtres64gpr.asm: Likewise.
13049 * config/rs6000/e500crtres64gprctr.asm: Likewise.
13050 * config/rs6000/e500crtrest32gpr.asm: Likewise.
13051 * config/rs6000/e500crtrest64gpr.asm: Likewise.
13052 * config/rs6000/e500crtresx32gpr.asm: Likewise.
13053 * config/rs6000/e500crtresx64gpr.asm: Likewise.
13054 * config/rs6000/e500crtsav32gpr.asm: Likewise.
13055 * config/rs6000/e500crtsav64gpr.asm: Likewise.
13056 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
13057 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
13058 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
13059 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
13060 * config/rs6000/eabi-ci.asm: Likewise.
13061 * config/rs6000/eabi-cn.asm: Likewise.
13062 * config/rs6000/eabi.asm: Likewise.
13063 * config/rs6000/linux-unwind.h: Likewise.
13064 * config/rs6000/linux64.h: Likewise.
13065 * config/rs6000/paired.h: Likewise.
13066 * config/rs6000/paired.md: Likewise.
13067 * config/rs6000/ppc64-fp.c: Likewise.
13068 * config/rs6000/ppu_intrinsics.h: Likewise.
13069 * config/rs6000/rs6000.h: Likewise.
13070 * config/rs6000/si2vmx.h: Likewise.
13071 * config/rs6000/sol-ci.asm: Likewise.
13072 * config/rs6000/sol-cn.asm: Likewise.
13073 * config/rs6000/spe.h: Likewise.
13074 * config/rs6000/spu2vmx.h: Likewise.
13075 * config/rs6000/sysv4.h: Likewise.
13076 * config/rs6000/tramp.asm: Likewise.
13077 * config/rs6000/vec_types.h: Likewise.
13078 * config/s390/linux-unwind.h: Likewise.
13079 * config/s390/tpf-unwind.h: Likewise.
13080 * config/score/crti.asm: Likewise.
13081 * config/score/crtn.asm: Likewise.
13082 * config/sh/crt1.asm: Likewise.
13083 * config/sh/crti.asm: Likewise.
13084 * config/sh/crtn.asm: Likewise.
13085 * config/sh/divtab-sh4-300.c: Likewise.
13086 * config/sh/divtab-sh4.c: Likewise.
13087 * config/sh/divtab.c: Likewise.
13088 * config/sh/lib1funcs-4-300.asm: Likewise.
13089 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
13090 * config/sh/lib1funcs.asm: Likewise.
13091 * config/sh/lib1funcs.h: Likewise.
13092 * config/sh/linux-atomic.asm: Likewise.
13093 * config/sh/linux-unwind.h: Likewise.
13094 * config/sh/shmedia.h: Likewise.
13095 * config/sh/sshmedia.h: Likewise.
13096 * config/sh/ushmedia.h: Likewise.
13097 * config/sparc/crtfastmath.c: Likewise.
13098 * config/sparc/linux-unwind.h: Likewise.
13099 * config/sparc/sol2-c1.asm: Likewise.
13100 * config/sparc/sol2-ci.asm: Likewise.
13101 * config/sparc/sol2-cn.asm: Likewise.
13102 * config/spu/divmodti4.c: Likewise.
13103 * config/spu/divv2df3.c: Likewise.
13104 * config/spu/float_disf.c: Likewise.
13105 * config/spu/float_unsdidf.c: Likewise.
13106 * config/spu/float_unsdisf.c: Likewise.
13107 * config/spu/float_unssidf.c: Likewise.
13108 * config/spu/mfc_multi_tag_release.c: Likewise.
13109 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13110 * config/spu/mfc_tag_release.c: Likewise.
13111 * config/spu/mfc_tag_reserve.c: Likewise.
13112 * config/spu/mfc_tag_table.c: Likewise.
13113 * config/spu/multi3.c: Likewise.
13114 * config/spu/spu_internals.h: Likewise.
13115 * config/spu/spu_intrinsics.h: Likewise.
13116 * config/spu/spu_mfcio.h: Likewise.
13117 * config/spu/vec_types.h: Likewise.
13118 * config/spu/vmx2spu.h: Likewise.
13119 * config/stormy16/stormy16-lib2.c: Likewise.
13120 * config/svr4.h: Likewise.
13121 * config/sync.c: Likewise.
13122 * config/v850/lib1funcs.asm: Likewise.
13123 * config/vxlib-tls.c: Likewise.
13124 * config/vxlib.c: Likewise.
13125 * config/vxworks-dummy.h: Likewise.
13126 * config/xtensa/crti.asm: Likewise.
13127 * config/xtensa/crtn.asm: Likewise.
13128 * config/xtensa/ieee754-df.S: Likewise.
13129 * config/xtensa/ieee754-sf.S: Likewise.
13130 * config/xtensa/lib1funcs.asm: Likewise.
13131 * config/xtensa/lib2funcs.S: Likewise.
13132 * config/xtensa/linux-unwind.h: Likewise.
13133 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13134 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13135 * coretypes.h: Likewise.
13136 * crtstuff.c: Likewise.
13137 * defaults.h: Likewise.
13138 * dwarf2.h: Likewise.
13139 * emutls.c: Likewise.
13140 * gbl-ctors.h: Likewise.
13141 * gcov-io.h: Likewise.
13142 * ginclude/float.h: Likewise.
13143 * ginclude/iso646.h: Likewise.
13144 * ginclude/stdarg.h: Likewise.
13145 * ginclude/stdbool.h: Likewise.
13146 * ginclude/stddef.h: Likewise.
13147 * ginclude/stdfix.h: Likewise.
13148 * ginclude/stdint-gcc.h: Likewise.
13149 * ginclude/tgmath.h: Likewise.
13150 * gthr-aix.h: Likewise.
13151 * gthr-dce.h: Likewise.
13152 * gthr-gnat.c: Likewise.
13153 * gthr-gnat.h: Likewise.
13154 * gthr-lynx.h: Likewise.
13155 * gthr-mipssde.h: Likewise.
13156 * gthr-nks.h: Likewise.
13157 * gthr-posix.c: Likewise.
13158 * gthr-posix.h: Likewise.
13159 * gthr-posix95.h: Likewise.
13160 * gthr-rtems.h: Likewise.
13161 * gthr-single.h: Likewise.
13162 * gthr-solaris.h: Likewise.
13163 * gthr-tpf.h: Likewise.
13164 * gthr-vxworks.h: Likewise.
13165 * gthr-win32.h: Likewise.
13166 * gthr.h: Likewise.
13167 * libgcc2.c: Likewise.
13168 * libgcc2.h: Likewise.
13169 * libgcov.c: Likewise.
13170 * tsystem.h: Likewise.
13171 * typeclass.h: Likewise.
13172 * unwind-c.c: Likewise.
13173 * unwind-compat.h: Likewise.
13174 * unwind-dw2-fde-compat.c: Likewise.
13175 * unwind-dw2-fde-darwin.c: Likewise.
13176 * unwind-dw2-fde-glibc.c: Likewise.
13177 * unwind-dw2-fde.c: Likewise.
13178 * unwind-dw2-fde.h: Likewise.
13179 * unwind-dw2.c: Likewise.
13180 * unwind-dw2.h: Likewise.
13181 * unwind-generic.h: Likewise.
13182 * unwind-pe.h: Likewise.
13183 * unwind-sjlj.c: Likewise.
13184 * unwind.inc: Likewise.
13185 * config/arm/neon-gen.ml: Change generated copyright header to
13186 refer to version 3 of the GNU General Public License with
13187 version 3.1 of the GCC Runtime Library Exception and to point
13188 readers at the COPYING3 and COPYING3.RUNTIME files and the
13189 FSF's license web page.
13190 * config/arm/arm_neon.h: Regenerate.
13192 2009-04-09 Jakub Jelinek <jakub@redhat.com>
13194 * config/cris/cris.md: Change copyright header to refer to version
13195 3 of the GNU General Public License.
13196 * doc/install.texi2html: Change copyright header to refer to version
13197 3 of the GNU General Public License and to point readers at the
13198 COPYING3 file and the FSF's license web page.
13199 * config/vax/linux.h: Likewise.
13201 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13203 * config/i386/i386.md (cmpcc): New.
13204 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
13205 (sync_compare_and_swap_cc*): Delete.
13207 * config/s390/s390.c (s390_compare_emitted): Remove.
13208 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
13209 s390_compare_emitted used to be handled. Assert that modes match.
13210 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
13211 refer to sync_compare_and_swap_ccsi.
13212 * config/s390/s390.h (s390_compare_emitted): Remove.
13213 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
13214 instead of s390_compare_emitted.
13215 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
13216 instead of s390_compare_emitted.
13217 * config/s390/s390.md (cmpcc): New.
13218 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
13219 CC_REGNUM, do not pretend it's set.
13220 (sync_compare_and_swap_cc*): Delete.
13221 * config/s390/predicates.md (cc_reg_operand): New.
13223 * expr.c (sync_compare_and_swap_cc): Delete.
13224 * optabs.h (sync_compare_and_swap_cc): Delete.
13225 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
13226 is being used with can_compare_p.
13227 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
13228 (find_cc_set): New.
13229 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
13230 look for a MODE_CC set instead. Use emit_store_flag.
13231 (expand_compare_and_swap_loop): Likewise, with some additional
13232 complication to avoid a force_reg when useless. Use
13233 emit_cmp_and_jump_insns.
13234 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
13235 * doc/md.texi (sync_compare_and_swap_cc): Merge with
13236 sync_compare_and_swap documentation.
13238 2009-04-09 Jan Hubicka <jh@suse.cz>
13240 * except.c (find_prev_try): Break out from ....
13241 (duplicate_eh_regions): ... here; properly update prev_try pointers
13242 when duplication part of tree.
13243 (dump_eh_tree): Improve dumping.
13244 (verify_eh_region): New.
13245 (verify_eh_tree): Use it.
13247 2009-04-06 Richard Guenther <rguenther@suse.de>
13249 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
13250 &ARRAY addresses by adjusting their types and prepending
13252 * tree-cfg.c (verify_gimple_assign_single): Verify that
13253 addresses are correct.
13255 2009-04-09 Richard Guenther <rguenther@suse.de>
13257 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
13258 indices into an array reference if possible.
13259 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13260 Fold POINTER_PLUS_EXPR statements with invariant address.
13262 2009-04-09 Alan Modra <amodra@bigpond.net.au>
13265 * config.gcc (powerpc64-*-linux*): Always build biarch.
13267 2009-04-09 Joseph Myers <joseph@codesourcery.com>
13270 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
13271 it and pedwarn if this results in an INTEGER_CST.
13273 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13275 * doc/install.texi: Update minimum GMP version. Remove obsolete
13276 text in MPFR section.
13278 2009-04-08 Jakub Jelinek <jakub@redhat.com>
13280 * dwarf2out.c (class_scope_p): New static inline.
13281 (class_or_namespace_scope_p): Use it.
13282 (gen_variable_die): Use DW_TAG_member tag for static data member
13283 declarations instead of DW_TAG_variable.
13285 PR middle-end/39573
13286 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
13289 2009-04-08 Richard Guenther <rguenther@suse.de>
13291 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
13292 valueize random data.
13294 2009-04-08 David Edelsohn <edelsohn@gnu.org>
13296 * config.gcc (aix tm_file): Add aix-stdint.h.
13297 (aix tm clause use_gcc_stdint): Set to wrap.
13298 * config/rs6000/aix-stdint.h: New file.
13300 2009-04-08 Richard Guenther <rguenther@suse.de>
13302 PR middle-end/36291
13303 * tree-dfa.c (add_referenced_var): Do not recurse into
13304 global initializers.
13305 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
13307 (fold_const_aggregate_ref): Likewise.
13309 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13311 * recog.c (ordered_comparison_operator): New.
13312 * gensupport.c (std_preds): Add it.
13313 * doc/md.texi (Machine-Independent Predicates): Document it.
13315 2009-04-08 Jan Hubicka <jh@suse.cz>
13317 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
13318 * function.h (rtl_eh): Remove exception_handler_label_map.
13319 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
13320 remove_exception_handler_label, for_each_eh_label_1): Remove.
13321 (rtl_remove_unreachable_regions): Remove.
13322 (convert_from_eh_region_ranges): Do not remove unreachable regions.
13323 (find_exception_handler_labels): Don't build the hashtable.
13324 (maybe_remove_eh_handler): Remove.
13325 (for_each_eh_label): Rewrite to walk the tree.
13326 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
13327 * except.h (maybe_remove_eh_handler): Remove.
13328 * passes.c (init_optimization_passes): Schedule second EH cleanup
13330 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
13331 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
13333 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13335 * genoutput.c (validate_optab_operands): New.
13336 (gen_insn, gen_expand): Call it.
13338 * genflags.c (gen_insn): Detect misused iterators.
13339 (main): Pass line_no to gen_insn, exit with status 1 on error.
13341 * genextract.c (line_no): Make global.
13342 (VEC_safe_set_locstr): Change assertion to error message.
13343 (main): Exit with status 1 on error.
13345 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13349 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13350 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13351 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13352 * c-convert.c (convert): Do not call fold on results of conversion
13353 functions when the result is a C_MAYBE_CONST_EXPR.
13354 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13355 of __builtin_choose_expr.
13356 * c-typeck.c (remove_c_maybe_const_expr): New.
13357 (build_unary_op, build_conditional_expr, build_compound_expr,
13358 build_binary_op, c_objc_common_truthvalue_conversion): Call
13359 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13362 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13364 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13365 CODE to produce a new one. Add a prototype to use fold_convert_const
13367 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13370 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13371 mix declarations and code.
13373 2009-04-08 Ben Elliston <bje@au.ibm.com>
13375 * gcc.c: Replace `CC' with `GCC' throughout.
13377 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13379 * doc/invoke.texi: Document Atom support.
13381 2009-04-07 Jason Merrill <jason@redhat.com>
13384 * c-common.h, c-common.c: Add flag_pretty_templates.
13385 * c-opts.c (c_common_handle_option): Set it.
13386 * c.opt: Add -fno-pretty-templates.
13387 * doc/invoke.texi (C++ Dialect Options): Likewise.
13389 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13391 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13392 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13393 (ia64_expand_builtin): Likewise.
13395 2009-04-07 Martin Jambor <mjambor@suse.cz>
13397 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13398 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13399 ADDR_EXPRS are include too.
13401 2009-04-07 Richard Guenther <rguenther@suse.de>
13403 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13404 decls are only used if passes as parameters or if they are
13405 local statics and the call is not to a builtin.
13406 (call_may_clobber_ref_p_1): Likewise.
13408 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13410 * expr.c (do_store_flag): Remove last argument. Simplify code
13411 to avoid duplication of tests already done by can_compare_p.
13412 (expand_expr_real_1): Adjust caller.
13414 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13416 * optabs.c (can_compare_p): Test the predicate of a
13417 cbranch and cstore pattern.
13419 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13421 * expr.c (convert_move): Use emit_store_flag instead of
13424 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13426 * config/i386/i386.c (ix86_compare_emitted): Remove.
13427 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13428 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13429 * config/i386/i386.h (ix86_compare_emitted): Remove.
13430 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13431 instead of ix86_compare_emitted.
13432 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13434 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13436 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13437 Add t-sysroot-suffix to tmake_file.
13438 * config/print-sysroot-suffix.sh: New file.
13439 * config/t-sysroot-suffix: New file.
13441 2009-04-07 Ben Elliston <bje@au.ibm.com>
13443 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13444 as the latter produces a warning when the target does not support
13447 2009-04-07 Ben Elliston <bje@au.ibm.com>
13449 * dfp.c: Replace type punning assignments with memcpy throughout.
13450 * Makefile.in (dfp.o-warn): Remove.
13452 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13455 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13456 Include soft-fp/t-softfp after rs6000/t-linux64.
13458 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13460 * stor-layout.c (set_sizetype): Use the full precision of their
13461 machine mode for bitsize types.
13463 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13465 * config/i386/i386.md: Revert 2 accidental checkins.
13467 2009-04-06 Joey Ye <joey.ye@intel.com>
13468 Xuepeng Guo <xuepeng.guo@intel.com>
13469 H.J. Lu <hongjiu.lu@intel.com>
13471 Atom pipeline model, tuning and insn selection.
13472 * config.gcc (atom): Add atom config options and target.
13474 * config/i386/atom.md: New.
13476 * config/i386/i386.c (atom_cost): New cost.
13477 (m_ATOM): New macro flag.
13478 (initial_ix86_tune_features): Set m_ATOM.
13479 (x86_accumulate_outgoing_args): Likewise.
13480 (x86_arch_always_fancy_math_387): Likewise.
13481 (processor_target): Add Atom cost.
13482 (cpu_names): Add Atom cpu name.
13483 (override_options): Set Atom ISA.
13484 (ix86_issue_rate): New case PROCESSOR_ATOM.
13485 (ix86_adjust_cost): Likewise.
13487 * config/i386/i386.h (TARGET_ATOM): New target macro.
13488 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13489 (TARGET_OPT_AGU): New target option.
13490 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13491 (processor_type): Add PROCESSOR_ATOM.
13493 * config/i386/i386.md (cpu): Add new value "atom".
13494 (use_carry, movu): New attr.
13495 (atom.md): Include atom.md.
13496 (adddi3_carry_rex64): Set attr "use_carry".
13497 (addqi3_carry): Likewise.
13498 (addhi3_carry): Likewise.
13499 (addsi3_carry): Likewise.
13500 (*addsi3_carry_zext): Likewise.
13501 (subdi3_carry_rex64): Likewise.
13502 (subqi3_carry): Likewise.
13503 (subhi3_carry): Likewise.
13504 (subsi3_carry): Likewise.
13505 (x86_movdicc_0_m1_rex64): Likewise.
13506 (*x86_movdicc_0_m1_se): Likewise.
13507 (x86_movsicc_0_m1): Likewise.
13508 (*x86_movsicc_0_m1_se): Likewise.
13509 (*adddi_1_rex64): Emit add insn as much as possible.
13510 (*addsi_1): Likewise.
13511 (return_internal): Set atom_unit.
13512 (return_internal_long): Likewise.
13513 (return_pop_internal): Likewise.
13514 (*rcpsf2_sse): Set atom_sse_attr attr.
13515 (*qrt<mode>2_sse): Likewise.
13516 (*prefetch_sse): Likewise.
13518 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13520 (ix86_target_macros_internal): Likewise.
13522 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13523 (*prefetch_sse_rex): Likewise.
13524 (sse_rcpv4sf2): Likewise.
13525 (sse_vmrcpv4sf2): Likewise.
13526 (sse_sqrtv4sf2): Likewise.
13527 (<sse>_vmsqrt<mode>2): Likewise.
13528 (sse_ldmxcsr): Likewise.
13529 (sse_stmxcsr): Likewise.
13530 (*sse_sfence): Likewise.
13531 (sse2_clflush): Likewise.
13532 (*sse2_mfence): Likewise.
13533 (*sse2_lfence): Likewise.
13534 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13535 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13536 (avx_movdqu<avxmodesuffix>): Likewise.
13537 (avx_lddqu<avxmodesuffix>): Likewise.
13538 (sse2_movntv2di): Change attr "type" to "ssemov".
13539 (sse2_movntsi): Likewise.
13540 (rsqrtv8sf2): Change attr "type" to "sseadd".
13541 (sse3_addsubv2df3): Set attr "atom_unit".
13542 (sse3_h<plusminus_insn>v4sf3): Likewise.
13543 (*sse2_pmaddwd): Likewise.
13544 (*vec_extractv2di_1_rex64): Likewise.
13545 (*vec_extractv2di_1_avx): Likewise.
13546 (sse2_psadbw): Likewise.
13547 (ssse3_phaddwv8hi3): Likewise.
13548 (ssse3_phaddwv4hi3): Likewise.
13549 (ssse3_phadddv4si3): Likewise.
13550 (ssse3_phadddv2si3): Likewise.
13551 (ssse3_phaddswv8hi3): Likewise.
13552 (ssse3_phaddswv4hi3): Likewise.
13553 (ssse3_phsubwv8hi3): Likewise.
13554 (ssse3_phsubwv4hi3): Likewise.
13555 (ssse3_phsubdv4si3): Likewise.
13556 (ssse3_phsubdv2si3): Likewise.
13557 (ssse3_phsubswv8hi3): Likewise.
13558 (ssse3_phsubswv4hi3): Likewise.
13559 (ssse3_pmaddubsw128): Likewise.
13560 (sse3_pmaddubsw: Likewise.
13561 (ssse3_palignrti): Likewise.
13562 (ssse3_palignrdi): Likewise.
13564 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13566 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13568 2009-04-06 Richard Guenther <rguenther@suse.de>
13570 PR tree-optimization/28868
13571 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13572 of which PHI results we inserted.
13573 (insert_into_preds_of_block): Record inserted PHIs.
13574 (eliminate): Eliminate redundant PHI nodes.
13575 (init_pre): Init inserted_phi_names.
13577 2009-04-06 Richard Guenther <rguenther@suse.de>
13579 PR tree-optimization/39643
13580 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13581 IMAGPART_EXPRs of complex constants.
13582 (execute_fold_all_builtins): If we folded a call queue
13583 TODO_update_address_taken.
13585 2009-04-06 Jan Hubicka <jh@suse.cz>
13587 PR middle-end/39659
13588 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13591 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13593 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13595 (ic_invalidate_array): Likewise.
13597 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13599 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13600 alignment for library calls.
13602 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13604 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13605 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13606 * config/i386/mingw-stdint.h: New file.
13608 2009-04-05 Richard Guenther <rguenther@suse.de>
13610 PR tree-optimization/39648
13611 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13612 our &A vs. &A[0] IL deficiencies.
13614 2009-04-04 Jan Hubicka <jh@suse.cz>
13616 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13617 removed toplevel regions.
13618 (sjlj_mark_call_sites): Likewise.
13620 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13622 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13623 (cygwin tm clause use_gcc_stdint): Set to wrap.
13624 * config/i386/cygwin-stdint.h: New file.
13626 2009-04-04 Richard Guenther <rguenther@suse.de>
13628 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13629 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13630 single-argument PHIs if we are in loop-closed SSA form.
13631 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13632 for the pre-condition.
13633 (slpeel_tree_peel_loop_to_edge): Likewise.
13634 (vect_build_loop_niters): Take an optional sequence to append stmts.
13635 (vect_generate_tmps_on_preheader): Likewise.
13636 (vect_do_peeling_for_loop_bound): Take extra guards for the
13638 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13639 the cost model check.
13640 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13641 guards if we are going to peel. Do not apply versioning in that case.
13642 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13643 (vect_do_peeling_for_loop_bound): Likewise.
13644 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13645 loop bound only record extra pre-conditions, do not apply loop
13648 2009-04-04 Richard Guenther <rguenther@suse.de>
13650 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13653 2009-04-04 Jan Hubicka <jh@suse.cz>
13655 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13656 last_basic_block for size of bb->index indexed array.
13657 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13658 compute_out, link_btr_uses, build_btr_def_use_webs,
13659 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13661 2009-04-04 Jan Hubicka <jh@suse.cz>
13663 * except.c (remove_eh_handler_and_replace): Break out from ...
13664 (remove_eh_handler): ... here.
13665 (bring_to_root): New function.
13666 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13667 handled ones, bring others to root of tree.
13669 2009-04-04 Jan Hubicka <jh@suse.cz>
13671 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13672 (all_phis_safe_to_merge): New function.
13673 (update_info): New structure.
13674 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13675 (cleanup_empty_eh): Update SSA if possible.
13677 2009-04-04 Richard Guenther <rguenther@suse.de>
13679 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13680 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13681 (append_vuse): Likewise.
13683 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13685 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13686 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13687 instead of REG_UNSAVED for DW_CFA_undefined.
13688 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13689 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13692 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13695 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13696 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13697 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13699 2009-04-04 Richard Guenther <rguenther@suse.de>
13701 PR tree-optimization/8781
13702 PR tree-optimization/37892
13703 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13704 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13705 (valueize_refs): Call it for *& valueizations.
13706 (shared_reference_ops_from_ref): Rename to ...
13707 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13708 (shared_reference_ops_from_call): Rename to ...
13709 (valueize_shared_reference_ops_from_call): ... this and valueize.
13710 (vn_reference_lookup): Update.
13711 (visit_reference_op_call): Likewise.
13712 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13713 (eliminate): Value-replace the call address in call statements.
13715 2009-04-04 Richard Guenther <rguenther@suse.de>
13717 PR tree-optimization/39636
13718 * tree-ssa-forwprop.c
13719 (forward_propagate_addr_into_variable_array_index): Check for
13720 GIMPLE_ASSIGN before accessing the rhs code.
13722 2009-04-03 Jason Merrill <jason@redhat.com>
13724 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13726 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13728 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13729 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13730 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13731 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13732 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13733 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13734 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13735 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13736 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13737 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13738 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13739 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13740 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13741 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13742 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13743 Use fr_reg_or_fp01_operand instead of fr_register_operand
13745 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13746 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13747 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13749 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13751 PR rtl-optimization/39607
13752 PR rtl-optimization/39631
13756 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13757 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13758 instead of DF_LR_OUT.
13759 * ira-lives.c (process_bb_node_lives): Ditto.
13760 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13761 instead of DF_LR_{OUT,IN}.
13762 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13763 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13765 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13767 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13768 (execute_lower_omp): Always run but take the short way out if -fopenmp
13770 (gate_lower_omp): Remove, forcing the pass manager to always run the
13771 pass and always set PROP_gimple_lomp.
13772 (pass_lower_omp): Remove gate function.
13773 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13774 PROP_trees. Instead, require it.
13775 * ipa-cp.c (pass_ipa_cp): Likewise.
13776 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13777 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13778 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13779 and PROP_gimple_leh.
13781 2009-04-03 Richard Guenther <rguenther@suse.de>
13783 PR middle-end/13146
13784 PR tree-optimization/23940
13785 PR tree-optimization/33237
13786 PR middle-end/33974
13787 PR middle-end/34093
13788 PR tree-optimization/36201
13789 PR tree-optimization/36230
13790 PR tree-optimization/38049
13791 PR tree-optimization/38207
13792 PR tree-optimization/38230
13793 PR tree-optimization/38301
13794 PR tree-optimization/38585
13795 PR middle-end/38895
13796 PR tree-optimization/38985
13797 PR tree-optimization/39299
13798 * tree-ssa-structalias.h: Remove.
13799 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13800 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13801 (struct vuse_element_d): Remove.
13802 (struct vuse_vec_d): Likewise.
13803 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13804 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13805 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13806 VUSE_ELEMENT_VAR): Likewise.
13807 (struct voptype_d): Likewise.
13808 (NUM_VOP_FREE_BUCKETS): Likewise.
13809 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13810 (struct stmt_operands_d): Remove.
13811 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13812 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13813 VDEF_NUM, VDEF_VECT): Likewise.
13814 (copy_virtual_operands): Remove.
13815 (operand_build_cmp): Likewise.
13816 (create_ssa_artificial_load_stmt): Likewise.
13817 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13818 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13819 vuse_index and mayuse_index members. Pack and move done and iter_type
13820 members to the front.
13821 (SSA_OP_VMAYUSE): Remove.
13822 (SSA_OP_VIRTUAL_USES): Adjust.
13823 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13824 (unlink_stmt_vdef): Declare.
13825 (add_to_addressable_set): Remove.
13826 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13827 (vrp_visit_stmt): Likewise.
13828 * doc/tree-ssa.texi (Alias analysis): Update.
13829 * doc/invoke.texi (max-aliased-vops): Remove docs.
13830 (avg-aliased-vops): Likewise.
13831 * tree-into-ssa.c (syms_to_rename): Remove.
13832 (need_to_update_vops_p): Likewise.
13833 (need_to_initialize_update_ssa_p): Rename to ...
13834 (update_ssa_initialized_fn): ... this. Track function we are
13836 (symbol_marked_for_renaming): Simplify.
13837 (add_new_name_mapping): Do not set need_to_update_vops_p.
13838 (dump_currdefs): Use SYMS_TO_RENAME.
13839 (rewrite_update_stmt): Always walk all uses/defs.
13840 (dump_update_ssa): Adjust.
13841 (init_update_ssa): Take function argument. Track what we are
13843 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13844 (create_new_def_for): Initialize for cfun, assert we are initialized
13846 (mark_sym_for_renaming): Simplify.
13847 (mark_set_for_renaming): Do not initialize update-ssa.
13848 (need_ssa_update_p): Simplify. Take function argument.
13849 (name_mappings_registered_p): Assert we ask for the correct function.
13850 (name_registered_for_update_p): Likewise.
13851 (ssa_names_to_replace): Likewise.
13852 (release_ssa_name_after_update_ssa): Likewise.
13853 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13854 (dump_decl_set): Do not print a newline.
13855 (debug_decl_set): Do it here.
13856 (dump_update_ssa): And here.
13857 * tree-ssa-loop-im.c (move_computations): Adjust.
13858 (movement_possibility): Likewise.
13859 (determine_max_movement): Likewise.
13860 (gather_mem_refs_stmt): Likewise.
13861 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13862 or NAME_MEMORY_TAG.
13863 * tree-complex.c (update_all_vops): Remove.
13864 (expand_complex_move): Adjust.
13865 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13866 Simplify test for memory referencing statement. Exclude
13867 non-invariant ADDR_EXPRs.
13868 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13869 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13870 (rdg_flag_uses): Likewise.
13871 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13873 (tree_optimize_tail_calls_1): Also split the
13874 edge from the entry block if we have degenerate PHI nodes in
13875 the first basic block.
13876 * tree.c (init_ttree): Remove memory-tag related code.
13877 (tree_code_size): Likewise.
13878 (tree_node_structure): Likewise.
13879 (build7_stat): Re-write to be build6_stat.
13880 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13881 (SSA_VAR_P): Adjust.
13882 (struct tree_memory_tag): Remove.
13883 (struct tree_memory_partition_tag): Likewise.
13884 (union tree_node): Adjust.
13885 (build7): Re-write to be build6.
13886 * tree-pass.h (pass_reset_cc_flags): Remove.
13887 (TODO_update_address_taken): New flag.
13888 (pass_simple_dse): Remove.
13889 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13890 * params.h (MAX_ALIASED_VOPS): Remove.
13891 (AVG_ALIASED_VOPS): Likewise.
13892 * omp-low.c (expand_omp_taskreg): Update SSA form.
13893 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13894 aliases the lhs in a copy stmt.
13895 * tree-ssa-dse.c (struct address_walk_data): Remove.
13896 (memory_ssa_name_same): Likewise.
13897 (memory_address_same): Likewise.
13898 (get_kill_of_stmt_lhs): Likewise.
13899 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13900 unused stores. Look through PHI nodes into post-dominated regions.
13901 (dse_optimize_stmt): Simplify. Properly remove stores.
13902 (tree_ssa_dse): Compute dominators.
13903 (execute_simple_dse): Remove.
13904 (pass_simple_dse): Likewise.
13905 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13906 gimple_loaded_syms and gimple_stored_syms computation.
13907 * toplev.c (dump_memory_report): Dump alias and pta stats.
13908 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13909 (vn_reference_eq): Likewise.
13910 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13911 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13912 valueize_vuses): Remove.
13913 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13914 (get_def_ref_stmt_vuse): ... this.
13915 (vn_reference_lookup_2): New function.
13916 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13917 walking equivalent vuses. Simplify.
13918 (vn_reference_lookup): Likewise.
13919 (vn_reference_insert): Likewise.
13920 (vn_reference_insert_pieces): Likewise.
13921 (visit_reference_op_call): Simplify.
13922 (visit_reference_op_load): Likewise.
13923 (visit_reference_op_store): Likewise.
13924 (init_scc_vn): Remove shared_lookup_vuses initialization.
13925 (free_scc_vn): Remove shared_lookup_vuses freeing.
13926 (sort_vuses, sort_vuses_heap): Remove.
13927 (get_ref_from_reference_ops): Export.
13928 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13929 vector with single vuse pointer.
13930 (vn_reference_lookup_pieces, vn_reference_lookup,
13931 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13932 (shared_vuses_from_stmt): Remove.
13933 (get_ref_from_reference_ops): Declare.
13934 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13935 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13936 memory-tag related code.
13937 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13938 (likely_value): Add comment, skip static-chain of call statements.
13939 (surely_varying_stmt_p): Adjust.
13940 (gimplify_and_update_call_from_tree): Likewise.
13941 (execute_fold_all_builtins): Do not rebuild alias info.
13942 (gimplify_and_update_call_from_tree): Properly update VOPs.
13943 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13944 (copy_ref_info): Remove memory-tag related code.
13945 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13946 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13947 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13949 * tree-ssa-dom.c (gimple_p): Remove typedef.
13950 (eliminate_redundant_computations): Adjust.
13951 (record_equivalences_from_stmt): Likewise.
13952 (avail_expr_hash): Likewise.
13953 (avail_expr_eq): Likewise.
13954 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13955 (stmt_makes_single_load): Likewise.
13956 (stmt_makes_single_store): Likewise.
13957 * tree-ssa-alias.c: Rewrite completely.
13958 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13959 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13960 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13961 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13962 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13963 Remove public functions.
13964 (pass_reset_cc_flags): Remove.
13965 (pass_build_alias): Move ...
13966 * tree-ssa-structalias.c (pass_build_alias): ... here.
13967 * tree-ssa-alias.c (may_be_aliased): Move ...
13968 * tree-flow-inline.h (may_be_aliased): ... here.
13969 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13970 count_uses_and_derefs): Move ...
13971 * gimple.c: ... here.
13972 * gimple.h (count_uses_and_derefs): Declare.
13973 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13974 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13975 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13976 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13977 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13978 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13979 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13981 * tree-dfa.c (refs_may_alias_p): Move ...
13982 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13983 * tree-ssa-alias.h: New file.
13984 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13985 (statement_sink_location): Likewise.
13986 * opts.c (decode_options): Do not adjust max-aliased-vops or
13987 avg-aliased-vops values.
13988 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13989 (TV_CALL_CLOBBER): Likewise.
13990 (TV_FLOW_SENSITIVE): Likewise.
13991 (TV_FLOW_INSENSITIVE): Likewise.
13992 (TV_MEMORY_PARTITIONING): Likewise.
13993 (TV_ALIAS_STMT_WALK): New timevar.
13994 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13995 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13996 (get_address_description): Remove memory-tag related code.
13997 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13998 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13999 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
14000 and immediate uses in statements. Document.
14001 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
14002 (dump_symbols): Remove.
14003 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
14004 * alias.c (get_deref_alias_set): New function split out from ...
14005 (get_alias_set): ... here.
14006 * alias.h (get_deref_alias_set): Declare.
14007 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
14008 type parameter. Remove restrict pointer handling. Create a
14009 ref-all pointer in case type-based alias sets do not conflict.
14010 (vect_analyze_data_refs): Remove SMT related code.
14011 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
14012 (vectorizable_load): Likewise.
14013 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
14014 (DR_SYMBOL_TAG, DR_VOPS): Remove.
14015 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
14016 Ignore vops and SMTs.
14017 (dr_analyze_alias): Likewise..
14018 (free_data_ref): Likewise.
14019 (create_data_ref): Likewise.
14020 (analyze_all_data_dependences): Likewise.
14021 (get_references_in_stmt): Adjust.
14022 * tree-flow-inline.h (gimple_aliases_computed_p,
14023 gimple_addressable_vars, gimple_call_clobbered_vars,
14024 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
14025 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
14026 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
14027 gimple_mem_ref_stats): Remove.
14028 (gimple_vop): New function.
14029 (op_iter_next_use): Remove vuses and mayuses cases.
14030 (op_iter_next_def): Remove vdefs case.
14031 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
14032 (clear_and_done_ssa_iter): Do not set removed fields.
14033 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
14034 Assert we are not iterating over vuses or vdefs if not also
14035 iterating over uses or defs.
14036 (op_iter_init_use): Likewise.
14037 (op_iter_init_def): Likewise.
14038 (op_iter_next_vdef): Remove.
14039 (op_iter_next_mustdef): Likewise.
14040 (op_iter_init_vdef): Likewise.
14041 (compare_ssa_operands_equal): Likewise.
14042 (link_use_stmts_after): Handle vuse operand.
14043 (is_call_used): Use is_call_clobbered.
14044 (is_call_clobbered): Global variables are always call clobbered,
14045 query the call-clobbers bitmap.
14046 (mark_call_clobbered): Ignore global variables.
14047 (clear_call_clobbered): Likewise.
14048 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
14049 virtual operands sanity check.
14050 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
14052 (TARGET_MEM_REF): Remove TMR_TAG operand.
14053 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
14054 Remove call-clobber related code.
14055 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
14056 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
14057 partitions or escape reason.
14058 (get_single_def_stmt, get_single_def_stmt_from_phi,
14059 get_single_def_stmt_with_phi): Remove.
14060 (dump_referenced_vars): Tidy.
14061 (get_ref_base_and_extent): Allow bare decls.
14062 (collect_dfa_stats): Adjust.
14063 * graphite.c (rename_variables_in_stmt): Adjust.
14064 (graphite_copy_stmts_from_block): Likewise.
14065 (translate_clast): Likewise.
14066 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
14068 (translate_vuse_through_block): Use the oracle.
14069 (phi_translate_1): Adjust.
14070 (value_dies_in_block_x): Use the oracle. Cache the outcome
14072 (valid_in_sets): Check if the VUSE for
14073 a REFERENCE is available.
14074 (eliminate): Do not remove stmts during elimination,
14075 instead queue and remove them afterwards.
14076 (do_pre): Do not rebuild alias info.
14077 (pass_pre): Run TODO_rebuild_alias before PRE.
14078 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
14079 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
14080 (mark_all_v_defs_stmt): Remove.
14081 (mark_all_v_defs_seq): Adjust.
14082 (sra_replace): Likewise.
14083 (scalarize_use): Likewise.
14084 (scalarize_copy): Likewise.
14085 (scalarize_init): Likewise.
14086 (scalarize_ldst): Likewise.
14087 (todoflags): Remove.
14088 (tree_sra): Do not rebuild alias info.
14089 (tree_sra_early): Adjust.
14090 (pass_sra): Run TODO_update_address_taken before SRA.
14091 * tree-predcom.c (set_alias_info): Remove.
14092 (prepare_initializers_chain): Do not call it.
14093 (mark_virtual_ops_for_renaming): Adjust.
14094 (mark_virtual_ops_for_renaming_list): Remove.
14095 (initialize_root_vars): Adjust.
14096 (initialize_root_vars_lm): Likewise.
14097 (prepare_initializers_chain): Likewise.
14098 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
14099 (may_propagate_copy_into_stmt): Likewise.
14100 (merge_alias_info): Do nothing for now.
14101 (propagate_tree_value_into_stmt): Adjust.
14102 (stmt_may_generate_copy): Likewise.
14103 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14104 not mark symbols for renaming.
14105 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14106 with the same statement, make sure to update the new pointed-to one.
14107 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14108 call statements, do not mark symbols for renaming.
14109 (mark_operand_necessary): Dump something.
14110 (ref_may_be_aliased): New function.
14111 (mark_aliased_reaching_defs_necessary_1): New helper function.
14112 (mark_aliased_reaching_defs_necessary): Likewise.
14113 (mark_all_reaching_defs_necessary_1): Likewise.
14114 (mark_all_reaching_defs_necessary): Likewise.
14115 (propagate_necessity): Do not process virtual PHIs. For
14116 non-aliased loads mark all reaching definitions as necessary.
14117 For aliased loads and stores mark the immediate dominating
14118 aliased clobbers as necessary.
14119 (visited): New global static.
14120 (perform_tree_ssa_dce): Free visited bitmap after propagating
14122 (remove_dead_phis): Perform simple dead virtual PHI removal.
14123 (remove_dead_stmt): Properly unlink virtual operands when
14125 (eliminate_unnecessary_stmts): Schedule PHI removal after
14127 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14128 (process_replaceable): Likewise.
14129 (find_replaceable_in_bb): Likewise.
14130 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14131 based on the single gimple vop.
14132 (verify_flow_insensitive_alias_info): Remove.
14133 (verify_flow_sensitive_alias_info): Likewise.
14134 (verify_call_clobbering): Likewise.
14135 (verify_memory_partitions): Likewise.
14136 (verify_alias_info): Likewise.
14137 (verify_ssa): Adjust..
14138 (execute_update_addresses_taken): Export. Update SSA
14139 manually. Optimize only when optimizing. Use a local bitmap.
14140 (pass_update_address_taken): Remove TODO_update_ssa, add
14142 (pass_update_address_taken): Just use TODO_update_address_taken.
14143 (init_tree_ssa): Do not initialize addressable_vars.
14144 (verify_ssa): Verify new VUSE / VDEF properties.
14145 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14146 Do not call verify_alias_info.
14147 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14148 Do not free the loaded and stored syms bitmaps. Reset the escaped
14149 and callused solutions. Do not free addressable_vars.
14150 Remove memory-tag related code.
14151 (warn_uninitialized_var): Aliases are always available.
14152 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14153 * lambda-code.c (can_put_in_inner_loop): Adjust.
14154 (can_put_after_inner_loop): Likewise.
14155 (perfect_nestify): Likewise.
14156 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14157 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14158 (vectorizable_conversion): Do not mark symbols for renaming.
14159 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14160 (expand_call_inline): Unlink the calls virtual operands before
14162 (tree_function_versioning): Do not call update_ssa if we are not
14163 updating clones. Simplify.
14164 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14165 (propagate_with_phi): Likewise..
14166 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14167 clobber code. Assert we are not aliased or global.
14168 * tree-flow.h: Include tree-ssa-alias.h
14169 (enum escape_type): Remove.
14170 (struct mem_sym_stats_d): Likewise.
14171 (struct mem_ref_stats_d): Likewise.
14172 (struct gimple_df): Add vop member. Remove global_var,
14173 call_clobbered_vars, call_used_vars, addressable_vars,
14174 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14175 escaped and callused members.
14176 (struct ptr_info_def): Remove all members, add points-to solution
14178 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
14179 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
14180 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
14181 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
14182 (tree-ssa-alias.o): Likewise.
14183 (toplev.o): Add tree-ssa-alias.h
14184 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
14185 * gimple.c (gimple_set_bb): Fix off-by-one error.
14186 (is_gimple_reg): Do not handle memory tags.
14187 (gimple_copy): Also copy virtual operands.
14188 Delay updating the statement. Do not reset loaded and stored syms.
14189 (gimple_set_stored_syms): Remove.
14190 (gimple_set_loaded_syms): Likewise.
14191 (gimple_call_copy_skip_args): Copy the virtual operands
14192 and mark the new statement modified.
14193 * tree-ssa-structalias.c (may_alias_p): Remove.
14194 (set_uids_in_ptset): Take the alias set to prune with as
14195 parameter. Fold in the alias test of may_alias_p.
14196 (compute_points_to_sets): Compute whether a ptr is dereferenced
14197 in a local sbitmap.
14198 (process_constraint): Deal with &ANYTHING on the lhs, reject all
14199 other ADDRESSOF constraints on the lhs.
14200 (get_constraint_for_component_ref): Assert that we don't get
14201 ADDRESSOF constraints from the base of the reference.
14202 Properly generate UNKNOWN_OFFSET for DEREF if needed.
14203 (struct variable_info): Remove collapsed_to member.
14204 (get_varinfo_fc): Remove.
14205 (new_var_info): Do not set collapsed_to.
14206 (dump_constraint): Do not follow cycles.
14207 (dump_constraint_graph): Likewise.
14208 (build_pred_graph): Likewise.
14209 (build_succ_graph): Likewise.
14210 (rewrite_constraints): Likewise.
14211 (do_simple_structure_copy): Remove.
14212 (do_rhs_deref_structure_copy): Remove.
14213 (do_lhs_deref_structure_copy): Remove.
14214 (collapse_rest_of_var): Remove.
14215 (do_structure_copy): Re-implement.
14216 (pta_stats): New global variable.
14217 (dump_pta_stats): New function.
14218 (struct constraint_expr): Make offset signed.
14219 (UNKNOWN_OFFSET): Define special value.
14220 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
14221 (solution_set_expand): New helper function split out from ...
14222 (do_sd_constraint): ... here.
14223 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
14224 (do_ds_constraint): Likewise.
14225 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
14226 and CALLUSED = *CALLUSED.
14227 (set_union_with_increment): Make inc argument signed.
14228 (type_safe): Remove.
14229 (get_constraint_for_ptr_offset): Handle unknown and negative
14231 (first_vi_for_offset): Handle offsets before start. Bail
14232 out early for offsets beyond the variable extent.
14233 (first_or_preceding_vi_for_offset): New function.
14234 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
14235 Together with ESCAPED = *ESCAPED this properly computes reachability.
14236 (find_what_var_points_to): New function.
14237 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
14238 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
14239 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
14240 pt_solutions_intersect): New functions.
14241 (compute_call_used_vars): Remove.
14242 (compute_may_aliases): New main entry into PTA computation.
14243 * gimple.h (gimple_p): New typedef.
14244 (struct gimple_statement_base): Remove references_memory_p.
14245 (struct gimple_statement_with_memory_ops_base): Remove
14246 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
14248 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
14249 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
14250 gimple_set_references_memory): Remove.
14251 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
14252 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
14254 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
14255 (verify_expr): Allow RESULT_DECL.
14256 (gimple_duplicate_bb): Do not copy virtual operands.
14257 (gimple_duplicate_sese_region): Adjust.
14258 (gimple_duplicate_sese_tail): Likewise.
14259 (mark_virtual_ops_in_region): Remove.
14260 (move_sese_region_to_fn): Do not call it.
14261 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
14262 and pass_simple_dse.
14263 (execute_function_todo): Handle TODO_update_address_taken,
14264 call execute_update_addresses_taken for TODO_rebuild_alias.
14265 (execute_todo): Adjust.
14266 (execute_one_pass): Init dump files early.
14267 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
14269 (create_general_new_stmt): Clear vops.
14270 * tree-ssa-reassoc.c (get_rank): Adjust.
14271 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
14272 symbols for renaming.
14273 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
14274 (PARAM_AVG_ALIASED_VOPS): Likewise.
14275 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
14276 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
14277 * tree-ssa-operands.c: Simplify for new virtual operand representation.
14278 (operand_build_cmp, copy_virtual_operands,
14279 create_ssa_artificial_load_stmt, add_to_addressable_set,
14280 gimple_add_to_addresses_taken): Remove public functions.
14281 (unlink_stmt_vdef): New function.
14283 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14285 * config.gcc (powerpc-*-linux*): Merge variants.
14287 2009-04-02 Chao-ying Fu <fu@mips.com>
14288 James Grosbach <james.grosbach@microchip.com>
14290 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
14291 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
14293 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
14294 keep_interrupts_masked_p, use_debug_exception_return_p.
14295 (mips_attribute_table): Add interrupt, use_shadow_register_set,
14296 keep_interrupts_masked, use_debug_exception_return.
14297 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
14298 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
14300 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
14301 (mips_print_operand): Process COP0 registers to print $0 .. $31
14302 correctly for GAS to process.
14303 (mips_interrupt_extra_call_saved_reg_p): New function.
14304 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
14306 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
14307 (mips_compute_frame_info): Add supports for interrupt context that
14308 includes doubleword accumulators and COP0 registers.
14309 (mips_for_each_saved_acc): New function.
14310 (mips_for_each_saved_gpr_and_fpr): Change the function name from
14311 mips_for_each_saved_reg.
14312 (mips_save_reg): Save accumulators.
14313 (mips_kernel_reg_p): A new for_each_rtx callback.
14314 (mips_expand_prologue): Support interrupt handlers.
14315 (mips_restore_reg): Restore accumulators.
14316 (mips_expand_epilogue): Support interrupt handlers.
14317 (mips_can_use_return_insn): Return false for interrupt handlers.
14318 (mips_epilogue_uses): New function.
14319 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
14320 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
14321 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
14322 cop0_move): New instructions.
14323 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
14324 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
14326 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
14328 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
14329 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
14330 interrupt handlers, we use K0 as the temporary register.
14331 (EPILOGUE_USES): Change to a function call.
14332 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
14333 handlers, we use K0 as the temporary register.
14335 * doc/extend.texi (Function Attributes): Document interrupt,
14336 use_shadow_register_set, keep_interrupts_masked,
14337 use_debug_exception_return for MIPS attributes.
14339 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14341 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
14342 Remove a number of t-files from tmake_file.
14343 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
14344 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14345 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14346 target_prototype, not TARGET_PROTOTYPE.
14347 (LINK_OS_GNU_SPEC): Define.
14348 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14349 and darwin-ldoubdle.c.
14351 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14354 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14355 (cpp_options): Ditto.
14356 (default_compilers): Ditto.
14357 (display_help): Ditto.
14358 (process_command): Ditto.
14359 (do_spec_1): Ditto.
14360 (set_input): Use lbasename instead of duplicate code.
14361 (save_temps_prefix): New static for -save-temps=obj.
14362 (save_temps_length): Ditto.
14364 * doc/invoke.texi (-save-temps=obj): Document new variant to
14365 -save-temps switch.
14367 2009-04-02 Jeff Law <law@redhat.com>
14369 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14372 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14374 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14375 * configure: Regenerated.
14377 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14379 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14380 share the argument list.
14382 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14386 2009-02-12 Diego Novillo <dnovillo@google.com>
14388 * varpool.c (debug_varpool): New.
14389 * cgraph.h (debug_varpool): Declare.
14391 2009-04-02 Jan Hubicka <jh@suse.cz>
14393 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14396 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14398 * config/i386/i386.c (ix86_abi): Move initialization to ...
14399 (override_options): Here.
14401 2009-04-02 Christian Bruel <christian.bruel@st.com>
14403 * config/sh/sh.c (sh_dwarf_register_span): New function.
14404 (TARGET_DWARF_REGISTER_SPAN): Define.
14405 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14407 2009-04-02 Ira Rosen <irar@il.ibm.com>
14409 PR tree-optimization/39595
14410 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14411 interleaved loads group is not greater than the SLP group size.
14413 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14415 * builtins.c (is_builtin_name): New.
14416 (called_as_built_in): Use is_builtin_name.
14417 * tree.h (is_builtin_name): New.
14418 * varasm.c (incorporeal_function_p): Use is_builtin_name
14420 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14422 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14424 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14427 * c-decl.c (clone_underlying_type): Move this ...
14428 * c-common.c (set_underlying_type): ... here.
14429 Also, make sure the function properly sets TYPE_STUB_DECL() on
14430 the newly created typedef variant type.
14431 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14432 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14435 2009-04-02 Richard Guenther <rguenther@suse.de>
14437 PR tree-optimization/37221
14438 * tree-flow.h (degenerate_phi_result): Declare.
14439 * tree-ssa-dom.c (degenerate_phi_result): Export.
14440 * tree-scalar-evolution.c (analyze_initial_condition): If
14441 the initial condition is defined by a degenerate PHI node
14442 use the degenerate value.
14444 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14446 PR rtl-optimization/39588
14447 * combine.c (merge_outer_ops): Do not set the constant when this
14449 (simplify_shift_const_1): Do not modify it either in this case.
14451 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14453 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14454 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14456 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14459 * c-lex.c (interpret_float): Default (no suffix) is double.
14461 2009-04-1 Xinliang David Li <davidxl@google.com>
14463 * config/i386/i386.c (legitimate_constant_p): Recognize
14464 all one vector constant.
14466 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14468 * config/vax/vax.c: Add #includes to silence warnings.
14469 Change #include order to silence two warnings.
14471 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14473 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14474 (ASM_SPEC): Pass -k to the assembler for PIC code.
14476 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14478 * config.gcc: Add vax-*-linux* to the switch.
14479 * config/vax/linux.h: New file. (TARGET_VERSION,
14480 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14482 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14484 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14485 Use predicate macros instead of GET_CODE() == foo.
14486 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14487 ashlsi3, rotrsi3, <unnamed>): Likewise.
14489 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14491 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14492 jbbccihi, jbbccisi): Remova trailing whitespace.
14493 * config/vax/constraints.md: Likewise.
14494 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14495 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14496 * config/vax/predicates.md: Likewise.
14497 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14498 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14499 * config/vax/vax.h: Likewise.
14500 * config/vax/vax.md (nonlocal_goto): Likewise.
14502 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14504 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14505 (indirectable_address_p, adjacent_operands_p): Add spaces around
14507 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14509 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14511 * config/vax/vax.c (legitimate_constant_address_p,
14512 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14513 index_term_p, reg_plus_index_p, legitimate_address_p,
14514 vax_mode_dependent_address_p): Update comments to match functions
14515 modified by the recent int->bool conversion.
14517 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14519 * config/vax/builtins.md: Update copyright message.
14520 * config/vax/constraints.md: Likewise.
14521 * config/vax/netbsd-elf.h: Likewise.
14522 * config/vax/predicates.md: Likewise.
14523 * config/vax/vax-protos.h: Likewise.
14524 * config/vax/vax.c: Likewise.
14525 * config/vax/vax.h: Likewise.
14526 * config/vax/vax.md: Likewise.
14527 * config/vax/vax.opt: Likewise.
14529 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14531 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14532 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14533 * config/vax/constraints.md (B, R): Likewise.
14534 * config/vax/predicates.md (external_memory_operand,
14535 nonimmediate_addsub_di_operand): Likewise.
14536 * config/vax/vax.c (vax_output_int_add): Likewise.
14537 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14538 untyped_call): Likewise.
14540 2009-04-01 Matt Thomas <matt@3am-software.com>
14542 * config/vax/predicates.md: New file.
14543 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14544 external_const_operand, nonsymbolic_operand, external_memory_operand,
14545 indirect_memory_operand, indexed_memory_operand,
14546 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14547 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14549 * config/vax/constraints.md: New file.
14550 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14552 * config/vax/builtins.md: New file.
14553 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14554 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14556 * config/vax/vax.opt (mqmath): Add option.
14557 * config/vax/vax.md (isfx): Extend with DI.
14558 (VAXintQH, VAXintQHSD): Define.
14559 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14560 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14561 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14562 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14563 (movdi): Update constraints and use vax_output_int_move().
14564 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14565 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14566 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14567 nonlocal_goto): New.
14568 (mov<mode>): Extend accepted operand types.
14569 (subdi3_old): Rename from subdi3, change update constraints and use
14570 a new implementation.
14571 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14572 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14573 MOVE_RATIO, CLEAR_RATIO): Define.
14574 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14575 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14576 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14577 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14578 (split_quadword_operands): Make static and really allow variable
14580 (print_operand_address): Update for PIC generation.
14581 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14582 indexable_address_p, fixup_mathdi_operand,
14583 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14584 (vax_float_literal, legitimate_constant_p,
14585 indirectable_constant_address_p, index_term_p,
14586 reg_plus_index_p): Return bool instead of int.
14587 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14589 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14591 (vax_output_conditional_branch): Indent.
14592 (legitimate_constant_address_p, indirectable_constant_address_p,
14593 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14594 vax_mode_dependent_address_p): Return bool instead of int, update for
14596 * config/vax/vax-protos.h (legitimate_constant_address_p,
14597 legitimate_constant_p, legitimate_address_p,
14598 vax_mode_dependent_address_p): Change declaration to bool.
14599 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14600 vax_expand_addsub_di_operands, vax_output_int_subtract,
14601 vax_output_movmemsi): Declare.
14602 (split_quadword_operands, vax_float_literal): Delete declaration.
14603 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14604 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14605 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14606 ASM_OUTPUT_DWARF_PCREL): Define.
14607 (ASM_SPEC): Change definition to allow PIC generation.
14609 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14611 * doc/sourcebuild.texi: Update front-end requirements.
14613 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14616 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14617 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14618 (booldi3_internal3): Use boolean_or_operator instead of
14621 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14624 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14625 declarator whose size is not an integer constant expression but
14626 folds to an integer constant, then treat it as a constant
14629 2009-04-01 Richard Guenther <rguenther@suse.de>
14631 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14632 i * 4 + 2 to (i * 2 + 1) * 2.
14634 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14637 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14638 return if c_parser_asm_string_literal returned NULL.
14640 2009-04-01 Nick Clifton <nickc@redhat.com>
14642 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14644 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14645 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14646 other typedefs to avoid conflicts with libgcc2.c. Define labels
14647 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14649 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14650 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14653 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14655 * varasm.c (default_function_rodata_section): Declare DOT as
14658 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14659 Andrey Galkin <agalkin@hypercom.com>
14662 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14663 Make object_name unique for each process.
14665 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14668 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14669 addressable variables in the parallel that could go out of scope while
14670 running queued tasks.
14672 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14674 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14675 (CASE_VALUES_THRESHOLD): Redefine.
14676 * config/avr/avr.c (avr_override_options): Remove initialization of
14677 avr_case_values_threshold variable.
14678 (avr_case_values_threshold): Remove variable. Add new function.
14679 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14680 * config/avr/avr.opt (mno-tablejump): Remove option.
14681 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14683 2009-04-01 DJ Delorie <dj@redhat.com>
14685 * varasm.c (default_function_rodata_section): Don't assume
14686 anything about where the first '.' in the section name is.
14688 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14690 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14691 rs6000_emit_stack_tie.
14693 2009-03-31 Ian Lance Taylor <iant@google.com>
14695 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14696 gimple_code with GIMPLE_RESX, not RESX.
14698 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14700 * c-common.c (c_get_ident): New.
14701 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14703 2009-04-01 Ben Elliston <bje@au.ibm.com>
14705 * config/rs6000/sysv4.opt (msdata): Improve option description.
14707 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14709 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14710 (divdf3_internal_lat): Remove.
14711 (divxf3_internal_lat): Remove.
14712 (divxf3_internal_thr): Remove.
14713 (divxf): Use divxf3_internal.
14714 * config/ia64/div.md (divsf3_internal_lat): New.
14715 (divdf3_internal_lat): New.
14716 (divxf3_internal): New.
14718 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14721 * Makefile.in (USE_GCC_STDINT): Define.
14722 (stmp-int-hdrs): Install stdint.h if applicable.
14723 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14725 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14726 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14727 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14728 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14729 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14730 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14731 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14732 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14733 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14734 (c_common_nodes_and_builtins): Initialize
14735 underlying_wchar_type_node. Do not initialize
14736 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14737 nodes for new types.
14738 (c_stddef_cpp_builtins): Define macros for new types.
14739 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14741 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14742 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14743 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14744 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14745 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14746 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14747 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14748 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14749 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14750 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14751 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14752 int16_type_node, int32_type_node, int64_type_node,
14753 uint8_type_node, uint16_type_node, c_uint32_type_node,
14754 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14755 int_least32_type_node, int_least64_type_node,
14756 uint_least8_type_node, uint_least16_type_node,
14757 uint_least32_type_node, uint_least64_type_node,
14758 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14759 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14760 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14761 uintptr_type_node): Define.
14762 * c-cppbuiltin.c (builtin_define_constants,
14763 builtin_define_type_minmax): New.
14764 (builtin_define_stdint_macros): Define more macros.
14765 (c_cpp_builtins): Define more limit macros.
14766 (type_suffix): New.
14767 (builtin_define_type_max): Define in terms of
14768 builtin_define_type_minmax. Remove is_long parameter. All
14770 * config.gcc (use_gcc_stdint): Define.
14771 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14772 Add newlib-stdint.h for generic targets.
14773 * config/glibc-stdint.h, config/newlib-stdint.h,
14774 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14775 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14776 * config/score/score.h (UINTPTR_TYPE): Define.
14777 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14778 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14779 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14780 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14781 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14782 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14783 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14784 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14785 * config/spu/spu.h (STDINT_LONG32): Define.
14786 * configure.ac (use_gcc_stdint): Substitute.
14787 * configure: Regenerate.
14788 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14789 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14790 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14791 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14792 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14793 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14794 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14795 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14796 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14797 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14798 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14799 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14800 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14801 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14802 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14803 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14804 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14805 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14806 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14807 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14808 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14809 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14810 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14811 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14812 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14813 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14814 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14815 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14816 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14818 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14820 * loop-iv.c (suitable_set_for_replacement): Renamed from
14821 simplify_using_assignment; changed to return bool and to accept new
14822 args DEST and SRC. Return true iff we find a source/destination pair
14823 that can be used to make a replacement, and fill SRC and DEST if so.
14824 Remove arg ALTERED. Don't deal with altered regs here. All callers
14826 (simplify_using_initial_values): Deal with altered regs here and track
14827 more precisely the effect they have on the validity of our expression.
14829 * loop-iv.c (simplify_using_condition): A condition of the form
14830 (EQ REG CONST) can be used to simply make a substitution.
14831 (simplify_using_initial_values): Keep track of conditions we have seen
14832 and keep using them to simplify new expressions, while applying the
14833 same substitutions to them as to the expression.
14835 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14836 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14839 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14840 changed. Use this when trying to improve the upper bound.
14841 Generate the comparison by using simplify_gen_relational.
14843 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14845 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14847 (simplify_using_assignment, simplify_using_initial_values): Call
14848 replace_in_expr to make replacements. Call replace_single_def_regs
14849 once on the initial version of the expression.
14851 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14854 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14856 2009-03-31 Richard Guenther <rguenther@suse.de>
14858 PR middle-end/31029
14859 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14860 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14862 2009-03-31 Richard Guenther <rguenther@suse.de>
14864 * tree.h (div_if_zero_remainder): Declare.
14865 * fold-const.c (div_if_zero_remainder): Export.
14866 * tree-ssa-forwprop.c
14867 (forward_propagate_addr_into_variable_array_index): Handle
14868 constant array index addition outside of the variable index.
14870 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14873 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14874 define_splits, floatunssi<mode>2): Require x87 conversions from
14875 DImode to be permitted.
14877 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14879 PR preprocessor/15638
14880 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14882 2009-03-31 Richard Guenther <rguenther@suse.de>
14884 PR middle-end/23401
14885 PR middle-end/27810
14886 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14887 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14888 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14889 a separate statement.
14890 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14891 (lookup_tmp_var): Likewise.
14892 (is_gimple_formal_tmp_or_call_rhs): Remove.
14893 (is_gimple_reg_or_call_rhs): Rename to ...
14894 (is_gimple_reg_rhs_or_call): ... this.
14895 (is_gimple_mem_or_call_rhs): Rename to ...
14896 (is_gimple_mem_rhs_or_call): ... this.
14897 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14898 DECL_GIMPLE_REG_P only if is_formal is true.
14899 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14900 for non-proper post-modify expression gimplification.
14901 (gimplify_self_mod_expr): For post-modify expressions gimplify
14902 the lvalue to a minimal lvalue.
14903 (rhs_predicate_for): Remove formal temp case.
14904 (gimplify_modify_expr_rhs): Likewise.
14905 (gimplify_addr_expr): Use is_gimple_reg.
14906 (gimplify_expr): Remove formal temp cases.
14907 (gimple_regimplify_operands): Likewise.
14908 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14909 and FILTER_EXPR like constants.
14910 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14912 (is_gimple_formal_tmp_rhs): Remove.
14913 (is_gimple_reg_rhs): Remove special casing.
14914 (is_gimple_mem_rhs): Fix.
14915 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14916 (is_gimple_formal_tmp_var): Remove.
14917 (is_gimple_formal_tmp_reg): Likewise.
14918 (is_gimple_min_lval): Allow invariant component ref parts.
14919 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14920 is_gimple_formal_tmp_reg): Remove declarations.
14921 * tree-cfg.c (verify_expr): Verify that variables with address
14922 taken do not have DECL_GIMPLE_REG_P set.
14923 * tree-mudflap.c (mf_build_check_statement_for): Use
14924 force_gimple_operand instead of gimplify_expr.
14926 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14928 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14929 schedulable rows to compute_split_row.
14931 2009-03-31 Ben Elliston <bje@au.ibm.com>
14934 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14937 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14939 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14940 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14941 * configure: Regenerate.
14942 * config.in: Regenerate.
14943 * config/rs6000/rs6000.opt (mtls-markers): Add.
14944 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14945 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14946 (tls_ld_aix, tls_ld_sysv): Likewise.
14947 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14948 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14950 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14952 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14954 2009-03-30 Jan Hubicka <jh@suse.cz>
14956 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14958 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14959 detection and label handling.
14961 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14963 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14964 left_conflicts_size.
14965 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14966 ALLOCNO_LEFT_CONFLICTS_SIZE.
14968 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14969 remove_allocno_from_bucket_and_push,
14970 allocno_spill_priority_compare, push_allocnos_to_stack,
14971 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14972 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14973 (setup_allocno_left_conflicts_num): Ditto. Rename to
14974 setup_allocno_left_conflicts_size.
14975 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14976 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14977 setup_allocno_left_conflicts_size instead of
14978 setup_allocno_left_conflicts_num.
14980 * ira-build.c (ira_create_allocno): Use
14981 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14982 ALLOCNO_LEFT_CONFLICTS_NUM.
14984 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14986 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14987 instead of DF_LR_OUT.
14989 * ira-lives.c (process_bb_node_lives): Ditto.
14991 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14992 instead of DF_LR_{OUT,IN}.
14994 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14996 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14998 2009-03-30 Jan Hubicka <jh@suse.cz>
15000 * except.c (label_to_region_map): Fix thinko.
15002 2009-03-30 Steve Ellcey <sje@cup.hp.com>
15004 PR middle-end/38237
15005 * tree.h (tree_find_value): New declaration.
15006 * tree.c (tree_find_value): New function.
15007 * varasm.c (assemble_external): Avoid duplicate entries on lists.
15009 2009-03-30 Jakub Jelinek <jakub@redhat.com>
15012 * c-decl.c (struct c_binding): Add locus field.
15013 (bind): Add locus argument, set locus field from it.
15014 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
15015 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
15016 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
15017 implicitly_declare, undeclared_variable, lookup_label,
15018 declare_label, c_make_fname_decl, c_builtin_function,
15019 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
15022 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
15025 * config/i386/i386.c (classify_argument): Check total size of
15028 2009-03-30 Martin Jambor <mjambor@suse.cz>
15030 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
15031 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
15032 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
15035 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
15036 seen_variable_array_ref while also traversing a union.
15038 * tree-inline.c (optimize_inline_calls): Do not call
15039 cgraph_node_remove_callees.
15040 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
15041 (pass_remove_cgraph_callee_edges): New variable.
15042 * passes.c (init_optimization_passes): Add
15043 pass_remove_cgraph_callee_edges after early inlining and before all
15044 late intraprocedural passes.
15046 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
15048 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15050 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
15051 Fix typos in names.
15053 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15055 * combine.c (simplify_comparison): Use have_insn_for.
15056 * dojump.c (do_jump): Likewise.
15058 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15060 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
15061 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
15062 sparc_compare_op0 like sparc_compare_emitted used to be handled.
15063 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
15064 instead of sparc_compare_emitted.
15065 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
15066 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
15067 instead of sparc_compare_emitted.
15069 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15071 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
15072 enter/exit cfglayout mode.
15073 (pass_partition_block): Require it.
15074 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
15075 (combine_instructions): Track basic blocks instead of labels.
15076 (update_cfg_for_uncondjump): New.
15077 (try_combine): Use it. Update jumps after rescanning.
15078 (pass_combine): Require PROP_cfglayout.
15079 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
15081 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15083 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
15084 Provide/destroy PROP_cfglayout respectively.
15085 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
15086 * tree-pass.h (PROP_cfglayout): New.
15088 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15090 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
15091 fold_convert_const_fixed_from_fixed,
15092 fold_convert_const_fixed_from_int,
15093 fold_convert_const_fixed_from_real, fold_negate_const): Do not
15094 set TREE_CONSTANT_OVERFLOW.
15095 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
15096 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
15098 2009-03-30 Ira Rosen <irar@il.ibm.com>
15100 * tree-vect-loop-manip.c: New file.
15101 * tree-vectorizer.c: Update documentation and included files.
15102 (vect_loop_location): Make extern.
15103 (rename_use_op): Move to tree-vect-loop-manip.c
15104 (rename_variables_in_bb, rename_variables_in_loop,
15105 slpeel_update_phis_for_duplicate_loop,
15106 slpeel_update_phi_nodes_for_guard1,
15107 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15108 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15109 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15110 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
15111 find_loop_location): Likewise.
15112 (new_stmt_vec_info): Move to tree-vect-stmts.c.
15113 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
15114 get_vectype_for_scalar_type, vect_is_simple_use,
15115 supportable_widening_operation, supportable_narrowing_operation):
15117 (bb_in_loop_p): Move to tree-vect-loop.c.
15118 (new_loop_vec_info, destroy_loop_vec_info,
15119 reduction_code_for_scalar_code, report_vect_op,
15120 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15121 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15122 (vect_supportable_dr_alignment): Likewise.
15123 * tree-vectorizer.h (tree-data-ref.h): Include.
15124 (vect_loop_location): Declare.
15125 Reorganize function declarations according to the new file structure.
15126 * tree-vect-loop.c: New file.
15127 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15128 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15129 * tree-vect-data-refs.c: New file.
15130 * tree-vect-patterns.c (timevar.h): Don't include.
15131 * tree-vect-stmts.c: New file.
15132 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15133 tree-vect-slp.c, tree-vect-loop.c.
15134 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15135 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15136 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15137 (tree-vect-analyze.o): Remove.
15138 (tree-vect-transform.o): Likewise.
15139 (tree-vect-data-refs.o): Add rule.
15140 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15141 tree-vect-slp.o): Likewise.
15142 (tree-vect-patterns.o): Remove redundant dependencies.
15143 (tree-vectorizer.o): Likewise.
15144 * tree-vect-slp.c: New file.
15146 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15148 * optc-gen.awk: Warn if an option flag has multiple different
15151 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15153 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15154 -floop-block): Document dependences on PPL, CLooG and Graphite.
15156 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15158 PR rtl-optimization/323
15159 * c-common.c (c_fully_fold, convert_and_check,
15160 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15161 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15162 * c-common.def (EXCESS_PRECISION_EXPR): New.
15163 * c-cppbuiltin.c (builtin_define_float_constants): Define
15164 constants with enough digits for long double.
15165 * c-lex.c (interpret_float): Interpret constant with excess
15166 precision where appropriate.
15167 * c-opts.c (c_common_post_options): Set
15168 flag_excess_precision_cmdline. Give an error for
15169 -fexcess-precision=standard for C++ for processors where the
15170 option is significant.
15171 * c-parser.c (c_parser_conditional_expression): Handle excess
15172 precision in condition.
15173 * c-typeck.c (convert_arguments): Handle arguments with excess
15175 (build_unary_op): Move excess precision outside operation.
15176 (build_conditional_expr): Likewise.
15177 (build_compound_expr): Likewise.
15178 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
15179 (build_modify_expr): Handle excess precision in RHS.
15180 (convert_for_assignment): Handle excess precision in converted
15182 (digest_init, output_init_element, process_init_element): Handle
15183 excess precision in initializer.
15184 (c_finish_return): Handle excess precision in return value.
15185 (build_binary_op): Handle excess precision in operands and add
15186 excess precision as needed for operation.
15187 * common.opt (-fexcess-precision=): New option.
15188 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
15189 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
15190 For standard excess precision, output explicit conversion to and
15191 truncation from XFmode.
15192 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
15193 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
15194 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
15195 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
15196 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
15197 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
15198 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
15199 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
15200 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
15201 define_splits, sqrt<mode>2): Disable where appropriate for
15202 standard excess precision.
15203 * convert.c (convert_to_real): Do not shorten arithmetic to type
15204 for which excess precision would be used.
15205 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
15206 * doc/invoke.texi (-fexcess-precision=): Document option.
15207 (-mfpmath=): Correct index entry.
15208 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
15209 flag_excess_precision): New.
15210 * langhooks.c (lhd_post_options): Set
15211 flag_excess_precision_cmdline.
15212 * opts.c (common_handle_option): Handle -fexcess-precision=.
15213 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
15214 init_excess_precision): New.
15215 (lang_dependent_init_target): Call init_excess_precision.
15216 * tree.c (excess_precision_type): New.
15217 * tree.h (excess_precision_type): Declare.
15219 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15222 * c-typeck.c (build_component_ref): Do not copy qualifiers from
15223 non-lvalue to component.
15225 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15227 PR preprocessor/34695
15228 * Makefile.in (c-opts.o): Depend on c-tree.h.
15229 * c-common.c: Move down include of diagnostic.h.
15230 (done_lexing, c_cpp_error): New.
15231 * c-common.h (done_lexing): Declare.
15232 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
15234 * c-opts.c: Include c-tree.h.
15235 (c_common_init_options): Set preprocessor error callback.
15236 (c_common_handle_option): Do not set preprocessor
15237 inhibit_warnings, warnings_are_errors, warn_system_headers,
15238 pedantic_errors or inhibit_warnings flags.
15239 (c_common_post_options): Do not check cpp_errors (parse_in).
15240 (c_common_finish): Do not output dependencies if there were
15241 errors. Do not check return value of cpp_finish.
15242 * c-ppoutput.c (pp_file_change): Set input_location.
15243 * c-tree.h (c_cpp_error): Declare.
15244 * diagnostic.c (diagnostic_set_info_translated): Also initialize
15246 (diagnostic_build_prefix): Check override_column.
15247 * diagnostic.h (diagnostic_info): Add override_column field.
15248 (diagnostic_override_column): Define.
15250 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
15252 * c-common.c (c_expand_expr, c_staticp): Remove.
15253 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
15254 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
15255 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
15256 * c-gimplify.c (gimplify_compound_literal_expr,
15257 optimize_compound_literals_in_ctor): Remove.
15258 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
15259 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
15260 * c-semantics.c (emit_local_var): Remove.
15262 * langhooks-def.h (lhd_expand_expr): Remove.
15263 * langhooks.c (lhd_expand_expr): Remove.
15264 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
15266 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
15267 handling from c-semantics.c; don't call into langhook.
15268 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
15269 * gimplify.c (gimplify_compound_literal_expr,
15270 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
15271 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
15272 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
15273 as was done in c-gimplify.c.
15274 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
15275 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
15276 Move from c-common.h.
15277 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
15279 * tree.c (staticp): Do not call langhook.
15280 * langhooks.c (lhd_staticp): Delete.
15281 * langhooks-def.h (lhd_staticp): Delete prototype.
15282 (LANG_HOOKS_STATICP): Delete.
15283 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
15285 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
15286 instead of DECL_STMTs.
15288 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15296 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
15298 (fold_call_expr): Return a NOP_EXPR from folding rather than the
15299 contained expression.
15300 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
15301 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
15302 conditional expressions for C.
15303 (decl_constant_value_for_optimization): Move from
15304 decl_constant_value_for_broken_optimization in c-typeck.c. Check
15305 whether optimizing and that the expression is a VAR_DECL not of
15306 array type instead of doing such checks in the caller. Do not
15307 check pedantic. Call gcc_unreachable for C++.
15308 * c-common.def (C_MAYBE_CONST_EXPR): New.
15309 * c-common.h (c_fully_fold, c_save_expr,
15310 decl_constant_value_for_optimization): New prototypes.
15311 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15312 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15313 EXPR_INT_CONST_OPERANDS): Define.
15314 * c-convert.c (convert): Strip nops from expression.
15315 * c-decl.c (groktypename): Take extra parameters expr and
15316 expr_const_operands. Update call to grokdeclarator.
15317 (start_decl): Update call to grokdeclarator. Add statement for
15318 expressions used in type of decl.
15319 (grokparm): Update call to grokdeclarator.
15320 (push_parm_decl): Update call to grokdeclarator.
15321 (build_compound_literal): Add parameter non_const and build a
15322 C_MAYBE_COSNT_EXPR if applicable.
15323 (grokdeclarator): Take extra parameters expr and
15324 expr_const_operands. Track expressions used in declaration
15325 specifiers and declarators. Fold array sizes and track whether
15326 they are constant expressions and whether they are integer
15327 constant expressions.
15328 (parser_xref_tag): Set expr and expr_const_operands fields in
15330 (grokfield): Update call to grokdeclarator.
15331 (start_function): Update call to grokdeclarator.
15332 (build_null_declspecs): Set expr and expr_const_operands fields in
15334 (declspecs_add_type): Handle expressions in typeof specifiers.
15335 * c-parser.c (c_parser_declspecs): Set expr and
15336 expr_const_operands fields for declaration specifiers.
15337 (c_parser_enum_specifier): Likewise.
15338 (c_parser_struct_or_union_specifier): Likewise.
15339 (c_parser_typeof_specifier): Likewise. Update call to
15340 groktypename. Fold expression as needed. Return expressions with
15341 type instead of adding statements.
15342 (c_parser_attributes): Update calls to c_parser_expr_list.
15343 (c_parser_statement_after_labels): Fold expression before passing
15344 to objc_build_throw_stmt.
15345 (c_parser_condition): Fold expression.
15346 (c_parser_asm_operands): Fold expression.
15347 (c_parser_conditional_expression): Use c_save_expr. Update call
15348 to build_conditional_expr.
15349 (c_parser_alignof_expression): Update call to groktypename.
15350 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15351 original_code. Fold expression argument of va_arg. Create
15352 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15353 argument to va_arg. Update calls to groktypename. Fold array
15354 index for offsetof. Verify that first argument to
15355 __builtin_choose_expr has integer type.
15356 (c_parser_postfix_expression_after_paren_type): Update calls to
15357 groktypename and build_compound_literal. Handle expressions with
15358 side effects in type name.
15359 (c_parser_postfix_expression_after_primary): Update call to
15360 c_parser_expr_list. Set original_code for calls to
15361 __builtin_constant_p.
15362 (c_parser_expr_list): Take extra parameter fold_p. Fold
15363 expressions if requested.
15364 (c_parser_objc_type_name): Update call to groktypename.
15365 (c_parser_objc_synchronized_statement): Fold expression.
15366 (c_parser_objc_receiver): Fold expression.
15367 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15368 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15369 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15370 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15371 (struct c_typespec): Add elements expr and expr_const_operands.
15372 (struct c_declspecs): Add elements expr and expr_const_operands.
15373 (groktypename, build_conditional_expr, build_compound_literal):
15375 (in_late_binary_op): Declare.
15376 * c-typeck.c (note_integer_operands): New function.
15377 (in_late_binary_op): New variable.
15378 (decl_constant_value_for_broken_optimization): Move to c-common.c
15379 and rename to decl_constant_value_for_optimization.
15380 (default_function_array_conversion): Do not strip nops.
15381 (default_conversion): Do not call
15382 decl_constant_value_for_broken_optimization.
15383 (build_array_ref): Do not fold result.
15384 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15385 result when operand is a VLA.
15386 (c_expr_sizeof_type): Update call to groktypename. Handle
15387 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15388 result when operand names a VLA type.
15389 (build_function_call): Update call to build_compound_literal.
15390 Only fold result for calls to __builtin_* functions. Strip
15391 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15392 the function designator.
15393 (convert_arguments): Fold arguments. Update call to
15394 convert_for_assignment.
15395 (build_unary_op): Handle increment and decrement of
15396 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15397 decrement earlier. Fold operand of increment and decrement.
15398 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15399 built for integer operand. Wrap returns that are INTEGER_CSTs
15400 without being integer constant expressions or that have integer
15401 constant operands without being INTEGER_CSTs.
15402 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15403 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15404 result is an integer constant expression or can be used in
15405 unevaluated parts of one and avoid folding and wrap as
15406 appropriate. Fold operands before possibly doing -Wsign-compare
15408 (build_compound_expr): Wrap result for C99 if operands can be used
15409 in integer constant expressions.
15410 (build_c_cast): Update call to digest_init. Do not ignore
15411 overflow from casting floating-point constants to integers. Wrap
15412 results that could be confused with integer constant expressions,
15413 null pointer constants or floating-point constants.
15414 (c_cast_expr): Update call to groktypename. Handle expressions
15415 included in type name.
15416 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15417 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15418 Update calls to convert_for_assignment.
15419 (convert_for_assignment): Take new parameter
15420 null_pointer_constant. Do not strip nops or call
15421 decl_constant_value_for_broken_optimization. Set
15422 in_late_binary_op for conversions to boolean.
15423 (store_init_value): Update call to digest_init.
15424 (digest_init): Take new parameter null_pointer_constant. Do not
15425 call decl_constant_value_for_broken_optimization. pedwarn for
15426 initializers not constant expressions. Update calls to
15427 convert_for_assignment.
15428 (constructor_nonconst): New.
15429 (struct constructor_stack): Add nonconst element.
15430 (really_start_incremental_init, push_init_level, pop_init_level):
15431 Handle constructor_nonconst and nonconst element.
15432 (set_init_index): Call constant_expression_warning for array
15434 (output_init_element): Fold value. Set constructor_nonconst as
15435 applicable. pedwarn for initializers not constant expressions.
15436 Update call to digest_init. Call constant_expression_warning
15437 where constant initializers are required.
15438 (process_init_element): Use c_save_expr.
15439 (c_finish_goto_ptr): Fold expression.
15440 (c_finish_return): Fold return value. Update call to
15441 convert_for_assignment.
15442 (c_start_case): Fold switch expression.
15443 (c_process_expr_stmt): Fold expression.
15444 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15445 ensure statement expression is not evaluated in constant expression.
15446 (build_binary_op): Track whether results are integer constant
15447 expressions or may occur in such, disable folding and wrap results
15448 as applicable. Fold operands for -Wsign-compare warnings unless
15450 (c_objc_common_truthvalue_conversion): Handle results folded to
15451 integer constants that are not integer constant expressions.
15452 * doc/extend.texi: Document when typeof operands are evaluated,
15453 that condition of __builtin_choose_expr is an integer constant
15454 expression, and more about use of __builtin_constant_p in
15457 2009-03-29 Richard Guenther <rguenther@suse.de>
15459 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15460 propagate addresses of array references.
15462 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15464 * regmove.c (perhaps_ends_bb_p): Remove.
15465 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15466 from INSN and check that the main loop stays within that basic block.
15467 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15468 (regmove_forward_pass): Split out from regmove_optimize. Use
15469 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15470 (regmove_backward_pass): Split out from regmove_optimize. Use
15471 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15472 (regmove_optimize): Simplify.
15474 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15477 * config/i386/i386.c (classify_argument): Ignore flexible array
15478 member in struct and warn ABI change.
15480 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15482 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15484 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15485 (ix86_adjust_cost): Updated.
15487 2009-03-29 Jan Hubicka <jh@suse.cz>
15489 PR middle-end/28850
15490 * tree-pass.h (pass_cleanup_eh): New function.
15491 (remove_unreachable_regions): Break code handling RTL
15492 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15493 that can not be reached by runtime.
15494 (can_be_reached_by_runtime): New function.
15495 (label_to_region_map): New function.
15496 (num_eh_regions): New function.
15497 (rtl_remove_unreachable_regions): New function.
15498 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15499 (remove_eh_region): New function.
15500 * except.h: Include sbitmap and vecprim.
15501 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15502 num_eh_regions): Declare.
15503 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15504 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15505 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15506 (tree_empty_eh_handler_p): New function.
15507 (cleanup_empty_eh): New function.
15508 (cleanup_eh): New function.
15509 (pass_cleanup_eh): New function.
15511 2009-03-29 Jan Hubicka <jh@suse.cz>
15513 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15514 for removed regions.
15516 2009-03-29 Jan Hubicka <jh@suse.cz>
15518 * except.c (dump_eh_tree): Dump all datastructures.
15520 2009-03-29 Jan Hubicka <jh@suse.cz>
15522 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15523 (duplicate_eh_regions_1): Likewise.
15524 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15525 vector; call EH verification.
15526 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15527 Be ready for region being removed.
15529 2009-03-29 Jan Hubicka <jh@suse.cz>
15531 * bitmap.c (bitmap_last_set_bit): New function.
15532 * bitmap.h (bitmap_last_set_bit): Declare.
15534 2009-03-29 David Ayers <ayers@fsfe.org>
15537 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15538 by calling objc_compare_types and surpress warnings about
15539 incompatible C pointers that are compatible ObjC pointers.
15541 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15543 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15544 call initialize_inline_failed.
15545 (initialize_inline_failed): Move it from here ...
15546 * cgraph.c (initialize_inline_failed): ... to here.
15547 (cgraph_create_edge): Call initialize_inline_failed rather than
15548 setting inline_failed directly.
15550 2009-03-29 Ben Elliston <bje@au.ibm.com>
15553 * sysv4.opt (msdata): Improve comment.
15554 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15555 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15557 2009-03-29 Ben Elliston <bje@au.ibm.com>
15560 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15561 load and store attributes.
15563 2009-03-29 Ben Elliston <bje@au.ibm.com>
15565 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15566 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15567 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15568 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15569 __builtin_infq and __builtin_huge_valq.
15571 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15573 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15575 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15576 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15578 2009-03-28 Xinliang David Li <davidxl@google.com>
15580 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15581 (do_dbg_cnt): New function.
15583 2009-03-28 Jan Hubicka <jh@suse.cz>
15585 Merge from pretty-ipa:
15587 2009-03-27 Jan Hubicka <jh@suse.cz>
15589 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15590 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15591 * passes.c (function_called_by_processed_nodes_p): New.
15592 * ipa-pure-const.c (check_call): Fix handling of operands.
15593 (analyze_function): Dump debug output for skipped bodies.
15594 (local_pure_const): Use function_called_by_processed_nodes_p.
15595 * dwarf2out.c (reference_to_unused): Use output.
15596 * passes.c (do_per_function_toporder): Likewise.
15598 2008-11-12 Jan Hubicka <jh@suse.cz>
15600 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15601 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15602 state_set_in_source enum
15603 (check_decl): Ignore memory tags; do not set fake looping flags;
15605 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15606 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15607 (check_call, analyze_function): Rewrite.
15609 (add_new_function): Update call of analyze_function.
15610 (generate_summary): Add call of analyze_function.
15611 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15612 (local_pure_const): New function.
15613 (pass_local_pure_const): New pass.
15614 * ipa-inline.c (inline_transform): Set after_inlining.
15615 * tree-eh.c (stmt_can_throw_external): New.
15616 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15617 work with aliasing built.
15618 * tree-flow.h (stmt_can_throw_external): New.
15619 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15620 and local pure/const pass in early and late optimization queue.
15622 2009-03-28 Martin Jambor <mjambor@suse.cz>
15624 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15626 (fold_binary): Allow function decl aligment consideration is the
15627 second argument is integer constant one.
15628 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15629 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15630 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15632 2009-03-28 Jan Hubicka <jh@suse.cz>
15634 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15635 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15636 * function.h (rtl_data): Add nothrow flag.
15637 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15638 set DECL_NOTHROW for AVAILABLE functions.
15640 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15642 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15643 following vector keyword has expansion starting with pixel or bool
15644 keyword, expand vector to __vector and pixel or bool to __pixel or
15648 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15649 warn_if_disallowed_function_p): Removed.
15650 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15651 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15652 warning_if_disallowed_function_p.
15653 * flags.h (warn_if_disallowed_function_p,
15654 warn_disallowed_functions): Removed.
15655 * common.opt (Wdisallowed-function-list=): Removed.
15656 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15658 2009-03-28 Richard Guenther <rguenther@suse.de>
15660 PR tree-optimization/38723
15661 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15664 2009-03-28 Jan Hubicka <jh@suse.cz>
15666 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15667 test introduced by my previous patch.
15669 2009-03-28 Richard Guenther <rguenther@suse.de>
15671 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15672 the PHIs value undefined.
15674 2009-03-28 Jan Hubicka <jh@suse.cz>
15676 * tree-pass.h (pass_fixup_cfg): New pass.
15677 * ipa-inline.c (inline_transform): Set
15678 always_inline_functions_inlined/after_inlining.
15679 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15680 (pass_fixup_cfg): New pass.
15681 * passes.c (init_optimization_passes): Add fixup_cfg.
15683 2009-03-28 Richard Guenther <rguenther@suse.de>
15685 PR tree-optimization/38458
15686 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15687 argument use the arguments copy-of value.
15689 2009-03-28 Richard Guenther <rguenther@suse.de>
15691 PR tree-optimization/38180
15692 * tree-ssa-ccp.c (get_default_value): Simplify.
15693 (likely_value): Likewise.
15694 (surely_varying_stmt_p): Properly handle VOP case.
15695 (ccp_initialize): Likewise.
15696 (ccp_fold): Handle propagating through *&.
15697 (fold_const_aggregate_ref): Also handle decls.
15699 2009-03-28 Jan Hubicka <jh@suse.cz>
15701 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15702 * cgraph.h (cgraph_node): Likewise.
15703 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15704 (cgraph_reset_node): Use process flag.
15705 (cgraph_mark_functions_to_output): Likewise.
15706 (cgraph_expand_function): Likewise.
15707 (cgraph_expand_all_functions): Likewise.
15708 (cgraph_output_in_order): Likewise.
15709 * dwarf2out.c (reference_to_unused): Likewise.
15710 * passes.c do_per_function_toporder): Likewise.
15712 2009-03-28 Jan Hubicka <jh@suse.cz>
15714 Bring from lto-branch:
15716 2008-09-03 Doug Kwan <dougkwan@google.com>
15718 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15719 enums instead of reason strings.
15720 * cgraph.c (cgraph_create_edge): Same.
15721 (cgraph_inline_failed_string): New function.
15722 * cgraph.h (cgraph_inline_failed_t): New enum type.
15723 (cgraph_inline_failed_string): New prototype.
15724 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15725 char pointer to cgraph_inline_failed_t.
15726 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15727 (cgraph_default_inline_p): Ditto.
15728 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15729 to cgraph_inline_failed_t pointer.
15730 * cif-code.def: New file.
15731 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15733 (cgraph_check_inline_limits): Change type of REASON to pointer to
15734 cgraph_inline_failed_t. Replace reason strings with enums.
15735 (cgraph_default_inline_p): Ditto.
15736 (cgraph_recursive_inlining_p): Ditto.
15737 (update_caller_keys): Change type of FAILED_REASON to
15738 cgraph_inline_failed_t.
15739 (cgraph_set_inline_failed): Change type of REASON to pointer to
15740 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15741 convert enums to strings for text output.
15742 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15743 to be of type cgraph_inline_failed_t. Replace reason strings with
15744 enums. Call cgraph_inline_failed_string to covert enums
15745 to strings for text output.
15746 (cgraph_decide_inlining): Replace reason strings with enums.
15747 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15748 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15750 * tree-inline.c (expand_call_inline): Change type of REASON
15751 to cgraph_inline_failed_t. Replace reason strings with enums.
15752 Call cgraph_inline_failed_string for text output.
15753 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15756 2009-03-28 Jan Hubicka <jh@suse.cz>
15758 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15759 cgraph_clone_node): Remove master clone handling.
15760 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15761 * cgraph.h (master_clone): Remove.
15762 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15763 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15764 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15766 2009-03-28 Jan Hubicka <jh@suse.cz>
15768 * cgraph.c (cgraph_function_body_availability): Functions declared
15769 inline are always safe to assume that it is not going to be replaced.
15771 2009-03-28 Richard Guenther <rguenther@suse.de>
15773 PR tree-optimization/38513
15774 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15775 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15776 EXC_PTR_EXPR and FILTER_EXPR.
15777 (get_ref_from_reference_ops): Likewise.
15779 2009-03-28 Richard Guenther <rguenther@suse.de>
15781 PR tree-optimization/38968
15782 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15783 Use FLOOR_MOD_EXPR to compute misalignment.
15785 2009-03-28 Richard Guenther <rguenther@suse.de>
15787 PR tree-optimization/37795
15788 * tree.h (combine_comparisons): Declare.
15789 * fold-const.c (combine_comparisons): Export.
15790 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15792 (ifcombine_iforif): Use combine_comparisons.
15794 2009-03-28 Jan Hubicka <jh@suse.cz>
15796 * tree-eh.c (inlinable_call_p): New function.
15797 (make_eh_edges): Use it.
15798 (verify_eh_edges): Use it.
15799 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15800 * except.c (reachable_next_level): Add inlinable_function argument
15801 (sjlj_find_directly_reachable_regions): Update.
15802 (add_reachable_handler): Do not set saw_any_handlers.
15803 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15804 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15805 Add new inlinable call parameter.
15806 (can_throw_internal, can_throw_external): Update.
15807 * except.h (can_throw_internal_1, can_throw_external_1,
15808 foreach_reachable_handler): Update declaration.
15810 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15812 * config/arm/t-arm-coff, config/h8300/coff.h,
15813 config/i386/i386-aout.h, config/i386/i386-coff.h,
15814 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15815 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15816 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15817 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15818 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15819 sys-types.h: Remove.
15820 * Makefile.in: Remove protoize and fixproto support and references
15822 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15823 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15825 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15826 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15827 unprotoize$(exeext).
15828 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15829 (.PHONY): Don't depend on proto.
15830 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15831 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15832 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15833 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15834 build/gen-protos.o, build/scan.o, xsys-protos.h,
15835 build/fix-header$(build_exeext), build/fix-header.o,
15836 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15837 stmp-install-fixproto): Remove.
15838 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15839 SYSCALLS.c or fixproto files.
15840 (install-common): Don't install protoize.
15841 (install-headers-tar, install-headers-cpio, install-headers-cp):
15842 Don't depend on $(STMP_FIXPROTO).
15843 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15844 install fixproto files or write out fixproto settings.
15845 (uninstall): Don't uninstall protoize.
15846 * config.gcc (use_fixproto): Remove.
15847 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15848 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15849 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15850 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15851 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15852 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15853 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15854 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15855 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15856 * config/t-vxworks (STMP_FIXPROTO): Remove.
15857 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15858 STMP_FIXPROTO): Remove.
15859 * config.in, configure: Regenerate.
15860 * crtstuff.c (gid_t, uid_t): Don't undefine.
15861 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15862 (arm-*-coff, arm-*-aout: Remove target entries.
15863 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15864 Remove mention of AIX 4.1.
15865 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15866 * doc/invoke.texi (Running Protoize): Remove.
15867 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15868 (Protoize Caveats): Remove.
15869 * tsystem.h: Update comments on headers assumed to exist.
15871 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15873 * genautomata.c: Add a new year to the copyright. Add a new
15875 (struct insn_reserv_decl): Add comments for member bypass_list.
15876 (find_bypass): Remove.
15877 (insert_bypass): New.
15878 (process_decls): Use insert_bypass.
15879 (output_internal_insn_latency_func): Output all bypasses with the
15880 same input insn in one switch case.
15882 * rtl.def (define_bypass): Describe bypass choice.
15883 * doc/md.texi (define_bypass): Ditto.
15885 2009-03-27 Richard Guenther <rguenther@suse.de>
15887 * gimplify.c (mark_addressable): Export.
15888 * tree-flow.h (mark_addressable): Declare.
15889 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15890 * tree-ssa.c (verify_phi_args): Verify that address taken
15891 variables have TREE_ADDRESSABLE set.
15893 2009-03-27 Richard Guenther <rguenther@suse.de>
15895 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15896 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15897 Do not mark decls TREE_ADDRESSABLE.
15898 (build_fold_addr_expr): Adjust.
15899 (fold_addr_expr): Remove.
15900 (fold_unary): Use build_fold_addr_expr.
15901 (fold_comparison): Likewise.
15902 (split_address_to_core_and_offset): Likewise.
15903 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15905 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15906 (gimplify_modify_expr_to_memcpy): Mark source and destination
15908 * omp-low.c (create_omp_child_function): Mark the object decl
15910 (lower_rec_input_clauses): Mark the var we take the address of
15912 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15914 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15916 PR middle-end/39315
15917 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15918 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15920 2009-03-27 Richard Guenther <rguenther@suse.de>
15922 PR tree-optimization/39120
15923 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15925 (handle_lhs_call): Process return constraints. Add escape
15926 constraints if necessary.
15927 (handle_const_call): Fill out return constraints. Make nested
15928 case more precise. Avoid consttmp if possible.
15929 (handle_pure_call): Fill out return constraints. Avoid
15930 callused if possible.
15931 (find_func_aliases): Simplify call handling.
15933 2009-03-27 Richard Guenther <rguenther@suse.de>
15935 PR tree-optimization/39120
15936 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15937 as a representative.
15938 (solve_graph): Do propagate CALLUSED.
15939 (handle_pure_call): Use a scalar constraint from CALLUSED for
15941 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15944 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15947 * c-common.c (handle_aligned_attribute): Properly check alignment
15948 overflow. Use (1U << i) instead of (1 << i).
15950 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15952 * expr.h (get_mem_align_offset): Updated.
15954 * tree.h (tree_decl_common): Change align to "unsigned int" and
15955 move it before pointer_alias_set.
15957 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15958 Jakub Jelinek <jakub@redhat.com>
15961 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15962 gr_register_operand with gr_reg_or_0_operand.
15963 (cmpxchg_rel_di): Likewise.
15964 (sync_lock_test_and_set<mode>): Likewise.
15966 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15968 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15969 (true_regnum): Likewise.
15971 * rtlanal.c (subreg_info): Moved to ...
15972 * rtl.h (subreg_info): Here. New.
15973 (subreg_get_info): New.
15975 * rtlanal.c (subreg_get_info): Make it extern.
15977 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15980 * config/i386/i386.c (ix86_abi): New.
15981 (override_options): Handle -mabi=.
15982 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15983 (ix86_call_abi_override): Likewise.
15984 (init_cumulative_args): Likewise.
15985 (function_arg_advance): Likewise.
15986 (function_arg_64): Likewise.
15987 (function_arg): Likewise.
15988 (ix86_pass_by_reference): Likewise.
15989 (ix86_function_value_regno_p): Likewise.
15990 (ix86_build_builtin_va_list_abi): Likewise.
15991 (setup_incoming_varargs_64): Likewise.
15992 (is_va_list_char_pointer): Likewise.
15993 (ix86_init_machine_status): Likewise.
15994 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15995 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15996 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15997 (ix86_function_abi): Make it static and return enum calling_abi.
15998 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
16000 (ix86_fn_abi_va_list): Updated.
16002 * config/i386/i386.h (ix86_abi): New.
16003 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
16004 (CONDITIONAL_REGISTER_USAGE): Likewise.
16005 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
16006 (machine_function): Likewise.
16008 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
16010 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
16011 (STACK_BOUNDARY): Likewise.
16012 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
16014 * config/i386/i386.opt (mabi=): New.
16016 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
16017 return enum calling_abi.
16018 (ix86_function_type_abi): Likewise.
16019 (ix86_function_abi): Removed.
16021 * doc/invoke.texi: Document -mabi= option for x86.
16023 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16025 * builtins.c (real_dconstp): Delete.
16026 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
16028 2009-03-27 Dodji Seketeli <dodji@redhat.com>
16029 Jakub Jelinek <jakub@redhat.com>
16032 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
16033 (gen_subprogram_die): When a function is explicit, generate the
16034 DW_AT_explicit attribute.
16035 * langhooks.h (struct lang_hooks_for_decls): Add
16036 function_decl_explicit_p langhook.
16037 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
16038 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
16040 2009-03-27 Jakub Jelinek <jakub@redhat.com>
16042 * builtins.c (fold_builtin_memory_op): Optimize memmove
16043 into memcpy if we can prove source and destination don't overlap.
16045 * tree-inline.c: Include gt-tree-inline.h.
16046 (clone_fn_id_num): New variable.
16047 (clone_function_name): New function.
16048 (tree_function_versioning): Use it.
16049 * Makefile.in (GTFILES): Add tree-inline.c.
16051 2009-03-27 Mark Mitchell <mark@codesourcery.com>
16053 * BASE-VER: Change to 4.5.0.
16055 2009-03-27 Xinliang David Li <davidxl@google.com>
16057 PR tree-optimization/39557
16058 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
16060 2009-03-27 Xinliang David Li <davidxl@google.com>
16062 PR tree-optimization/39548
16063 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
16066 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16068 * c-common.c (pointer_int_sum): Use %wd on return from
16071 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16073 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
16074 on return from tree_low_cst.
16076 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
16079 * ginclude/stdarg.h (va_copy): Define also for
16080 __GXX_EXPERIMENTAL_CXX0X__.
16082 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16085 * builtins.h (c_strlen): Do not warn here.
16086 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16087 * c-common.c (pointer_int_sum): Take an explicit location.
16088 Warn about offsets out of bounds.
16089 * c-common.h (pointer_int_sum): Adjust declaration.
16091 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16093 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
16096 2009-03-26 Jakub Jelinek <jakub@redhat.com>
16099 * opts.c (warn_if_disallowed_function_p): Don't assume
16100 get_callee_fndecl must return non-NULL.
16102 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16104 PR rtl-optimization/39522
16105 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16106 when reg_reloaded_valid is set.
16108 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16110 * config/spu/divv2df3.c: New file.
16111 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
16112 (DPBIT_FUNCS): Filter out _div_df.
16114 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
16116 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
16117 a jump insn, count that jump in the distance to the loop start.
16119 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16122 * config/sh/sh.c (calc_live_regs): Fix condition for global
16123 registers except PIC_OFFSET_TABLE_REGNUM.
16125 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16128 * doc/invoke.texi (-mconsole): New.
16130 (-mno-cygwin): New.
16132 (-mnop-fun-dllimport): New.
16136 (sub section "i386 and x86-64 Windows Options"): New.
16138 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16140 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16141 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16143 2009-03-25 Richard Guenther <rguenther@suse.de>
16145 PR middle-end/39497
16146 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16149 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16151 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16152 neither of haifa/selective schedulers are working.
16154 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16156 * doc/invoke.texi (Debugging Options): Fix description of
16157 -fno-merge-debug-strings.
16159 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16161 * config/cris/libgcc.ver: New version-script.
16162 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16164 * configure.ac <GAS features, nop mnemonic>: Add pattern
16165 crisv32-*-* for "nop".
16166 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16167 * configure: Regenerate.
16169 2009-03-24 Ira Rosen <irar@il.ibm.com>
16171 PR tree-optimization/39529
16172 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16173 mark_sym_for_renaming for the tag copied to the new vector
16176 2009-03-24 Arthur Loiret <aloiret@debian.org>
16178 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
16179 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
16180 EXTRA_SPEC_FUNCTIONS.
16181 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
16182 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
16183 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
16184 -march and -mtune options.
16186 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
16188 * config/m68k/t-rtems: Add m5329 multilib.
16190 2009-03-24 Dodji Seketeli <dodji@redhat.com>
16191 Jakub Jelinek <jakub@redhat.com>
16194 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
16197 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16200 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
16201 instead of c_parser_expression_conv, if original_code isn't one of the
16202 4 allowed comparison codes, fail.
16204 2009-03-23 Richard Guenther <rguenther@suse.de>
16206 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
16207 * tree.h (struct tree_type): Likewise.
16208 * reload.h (struct insn_chain): Likewise.
16209 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
16210 * function.h (struct function): Likewise.
16211 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
16213 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16215 PR tree-optimization/39516
16216 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
16218 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
16220 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
16221 should be set true if BITS_PER_WORD of target is bigger than 32
16223 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
16225 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
16226 Translate -B-options to -rpath-link. Correct existing
16227 rpath-link and conditionalize on !nostdlib.
16229 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16231 * doc/extend.texi (Function Attributes, Variable Attributes):
16233 * doc/invoke.texi (Debugging Options, Optimize Options)
16234 (i386 and x86-64 Options, MCore Options): Likewise.
16236 2009-03-20 Jakub Jelinek <jakub@redhat.com>
16239 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
16240 it for block local namespace aliases.
16241 (gen_decl_die): Pass context_die to gen_namespace_die.
16243 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16246 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
16247 minimum or maximum value.
16249 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
16251 * reginfo.c (globalize_reg): Recompute derived reg sets.
16253 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
16256 * libgcc2.c (mprotect): Do not use signed arguments for
16257 VirtualProtect, use DWORD arguments. Also fix the 'may
16258 be used uninitialized' warning for the np variable.
16260 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16263 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
16264 functions using regparm calling conventions when not optimizing.
16265 (ix86_function_sseregparm): Similarly for sseregparm calling
16268 2009-03-19 Li Feng <nemokingdom@gmail.com>
16270 PR middle-end/39500
16271 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
16272 dependence if the first conflict is after niter iterations.
16274 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
16276 PR middle-end/38609
16277 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
16278 functions with dynamic stack-pointer adjustments.
16280 2009-03-19 Ben Elliston <bje@au.ibm.com>
16282 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
16283 option; change to -msdata=data.
16285 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16287 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
16290 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
16293 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
16295 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
16297 * doc/invoke.texi (Code Gen Options): Expand discussion of
16300 2009-03-18 Jakub Jelinek <jakub@redhat.com>
16302 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
16303 * matrix-reorg.c (struct matrix_info): Likewise.
16304 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
16305 * rtl.h (struct mem_attrs): Likewise.
16306 * df.h (struct df): Likewise.
16307 * tree-data-ref.h (struct data_dependence_relation): Likewise.
16308 * ira-int.h (struct ira_allocno): Likewise.
16309 * df-scan.c (struct df_collection_rec): Likewise.
16310 * ira.c (struct equivalence): Likewise.
16311 * function.c (struct temp_slot): Likewise.
16312 * cfgloop.h (struct loop): Likewise.
16315 * function.c (use_register_for_decl): When not optimizing, disregard
16316 register keyword for variables with types containing methods.
16318 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
16320 PR middle-end/39447
16321 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
16322 (is_simple_operand): Call contains_component_ref_p before calling data
16323 reference analysis that would fail on COMPONENT_REFs.
16325 * tree-vrp.c (search_for_addr_array): Fix formatting.
16327 2009-03-18 Richard Guenther <rguenther@suse.de>
16329 * tree-vect-transform.c (vect_loop_versioning): Fold the
16330 generated comparisons.
16331 * tree-vectorizer.c (set_prologue_iterations): Likewise.
16332 (slpeel_tree_peel_loop_to_edge): Likewise.
16334 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16336 PR middle-end/37805
16337 * opts.c (print_specific_help): In addition to `undocumented',
16338 accept `separate' and `joined' flags if passed alone. Describe
16339 output by the first matched one of those.
16340 (common_handle_option): Skip over empty strings.
16341 * gcc.c (display_help): Fix help string for `--help='.
16342 * doc/invoke.texi (Option Summary, Overall Options): With
16343 `--help=', classes and qualifiers can both be repeated, but
16344 only the latter can be negated. One should not pass only
16345 negated qualifiers. Fix markup and examples.
16348 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16349 PR middle-end/37805
16350 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16351 and -fhelp=separate.
16353 2009-03-17 Jing Yu <jingyu@google.com>
16355 PR middle-end/39378
16356 * function.h (struct rtl_data): Move is_thunk from here...
16357 (struct function): ...to here.
16358 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16359 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16361 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16363 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16364 (alpha_output_function_end_prologue): Likewise.
16365 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16366 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16367 (rs6000_output_function_epilogue): Likewise.
16368 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16370 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16373 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16374 from different units in a single alternative.
16375 (*truncdfsf_i387): Ditto.
16376 (*truncxfsf2_mixed): Ditto.
16377 (*truncxfdf2_mixed): Ditto.
16379 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16381 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16382 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16385 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16386 unused non-artificial variables when not optimizing.
16389 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16390 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16391 NAMESPACE_DECL in its DECL_INITIAL.
16393 PR middle-end/39443
16394 * optabs.c (set_user_assembler_libfunc): New function.
16395 * expr.h (set_user_assembler_libfunc): New prototype.
16396 * c-common.c: Include libfuncs.h.
16397 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16398 for memcmp, memset, memcpy, memmove and abort.
16399 * Makefile.in (c-common.o): Depend on libfuncs.h.
16402 * dwarf2out.c (gen_inlined_enumeration_type_die,
16403 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16404 gen_tagged_type_instantiation_die): Removed.
16405 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16408 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16411 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16413 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16414 (check-parallel-%): Ditto.
16415 (check-consistency): Ditto.
16417 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16419 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16420 local variable rhs by NULL_TREE.
16422 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16425 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16427 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16430 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16432 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16435 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16436 for ms->sysv ABI calls only in 64bit mode.
16438 * config/i386/i386.md (untyped_call): Support 32bit.
16440 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16442 * doc/extend.texi: Replace x86_65 with x86_64.
16444 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16446 PR tree-optimization/39455
16447 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16448 mismatches for POINTER_TYPE_P (type).
16449 (number_of_iterations_le): Likewise.
16451 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16453 * config/picochip/picochip.c: Removed profiling support.
16454 * config/picochip/picochip.md: Removed profiling instruction.
16455 * config/picochip/picochip.h: Removed profiling builtin.
16457 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16459 * doc/install.texi (--with-host-libstdcxx): Document.
16461 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16464 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16465 generate a warning if the function name does not begin with
16466 "__vector" and the function has either the 'signal' or 'interrupt'
16467 attribute, from here to ...
16468 (avr_declare_function_name): ...here. New function.
16469 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16470 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16472 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16475 * cse.c (fold_rtx): Don't modify original const_arg1 when
16476 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16477 separate variable instead.
16478 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16479 from out of range shift counts.
16480 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16482 2009-03-13 Catherine Moore <clm@codesourcery.com>
16484 * config/i386/x-mingw32 (host-mingw32.o): Replace
16485 diagnostic.h with $(DIAGNOSTIC_H).
16487 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16490 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16492 * config/i386/sync.md (sync_compare_and_swap<mode>,
16493 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16494 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16496 (sync_double_compare_and_swapdi_pic,
16497 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16498 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16500 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16503 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16505 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16508 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16509 (avx_addsubv4df3): Likewise.
16510 (*avx_addsubv4sf3): Likewise.
16511 (sse3_addsubv4sf3): Likewise.
16513 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16516 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16518 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16521 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16522 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16523 registers for allocnos created from user-defined variables.
16525 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16528 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16529 of non-integer mode as well.
16531 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16533 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16534 for functions for which the parameter types are unknown.
16536 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16539 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16540 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16541 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16542 * config/i386/i386.c (ix86_local_alignment): For
16543 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16544 long long variables on the stack to avoid dynamic realignment.
16545 Allow the first argument to be a decl rather than type.
16546 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16548 2009-03-11 Nick Clifton <nickc@redhat.com>
16551 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16553 Add description to mno-lsim option.
16554 * config/mcore/mcore.h: Remove comment about deprecated m4align
16556 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16557 * doc/invoke.texi: Add description of mno-lsim and
16558 mstack-increment options.
16560 * config/fr30/fr30.opt: Document the -mno-lsim option.
16561 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16562 and -mno-lsim options.
16564 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16566 * fold-const.c (fold_comparison): Only call fold_inf_compare
16567 if the mode supports infinities.
16569 2009-03-11 Jason Merrill <jason@redhat.com>
16572 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16573 end already did. Notice GIMPLE_CALL modifications of the result.
16574 Don't copy debug information from an ignored decl or a decl from
16577 2009-03-10 Richard Guenther <rguenther@suse.de>
16578 Nathan Froyd <froydnj@codesourcery.com>
16580 PR middle-end/37850
16581 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16582 (__divMODE3): Likewise.
16584 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16586 PR tree-optimization/39394
16587 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16588 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16590 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16592 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16593 inline asms for register asm ("") declarations.
16595 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16597 * fold-const.c (fold_unary): Fix comment.
16599 2009-03-07 Jan Hubicka <jh@suse.cz>
16602 * tree-inline.c (setup_one_parameter): Do replacement of const
16603 argument by constant in SSA form.
16605 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16607 PR middle-end/38028
16608 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16609 determine alignment passed to assign_stack_local.
16610 (assign_parms_unsplit_complex): Likewise.
16611 * except.c (sjlj_build_landing_pads): Likewise.
16613 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16615 PR middle-end/39360
16616 * tree-flow.h (add_referenced_var): Return bool instead of void.
16617 * tree-dfa.c (add_referenced_var): Return result of
16618 referenced_var_check_and_insert call.
16619 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16620 of referenced_var_check_and_insert.
16623 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16624 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16625 DIE, don't emit it if abstract origin already has it.
16626 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16627 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16629 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16631 * genpreds.c (needs_variable): Fix parentheses at variable name
16633 (write_tm_constrs_h): Indent generated code.
16635 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16637 * doc/extend.texi (Function Attributes): Add documentation
16638 for isr attributes.
16640 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16643 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16644 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16646 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16648 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16651 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16654 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16655 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16657 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16659 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16660 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16661 constants instead of magic numbers.
16662 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16664 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16665 (x86_64_ms_abi_int_parameter_registers): Ditto.
16666 (x86_64_int_return_registers): Ditto.
16667 (ix86_maybe_switch_abi): Ditto.
16668 (ix86_expand_call): Ditto for clobbered_registers array.
16669 (ix86_hard_regno_mode_ok): Ditto.
16670 (x86_extended_QIreg_mentioned_p): Ditto.
16672 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16674 PR tree-optimization/39349
16675 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16677 * combine.c (gen_lowpart_for_combine): Use omode when generating
16680 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16682 PR rtl-optimization/39235
16683 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16685 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16687 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16689 2009-03-04 Richard Guenther <rguenther@suse.de>
16691 PR tree-optimization/39362
16692 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16693 that occur in abnormal PHIs should be varying.
16695 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16697 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16699 (simple_iv): Take loop as an argument instead of statement.
16700 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16701 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16703 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16705 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16706 * matrix-reorg.c (analyze_transpose): Ditto.
16707 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16708 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16709 * tree-predcom.c (ref_at_iteration): Ditto.
16710 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16712 2009-03-04 Richard Guenther <rguenther@suse.de>
16714 PR tree-optimization/39358
16715 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16716 escaped_id and callused_id.
16717 (solve_graph): Likewise.
16719 2009-03-04 Richard Guenther <rguenther@suse.de>
16721 PR tree-optimization/39339
16722 * tree-sra.c (try_instantiate_multiple_fields): Make it
16723 no longer ICE on the above.
16725 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16727 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16728 that fits within Pmode.
16730 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16732 PR middle-end/10109
16733 * tm.texi (LIBCALL_VALUE): Update description.
16735 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16737 PR middle-end/34443
16738 * doc/extend.texi (section): Update description.
16740 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16742 PR middle-end/39345
16743 * tree-inline.c (remapped_type): New.
16744 (can_be_nonlocal): Call remapped_type instead of remap_type.
16746 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16749 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16750 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16752 2009-03-03 Richard Guenther <rguenther@suse.de>
16754 PR middle-end/39272
16755 * tree.c (tree_nonartificial_location): New function.
16756 * tree.h (tree_nonartificial_location): Declare.
16757 * builtins.c (expand_builtin_memory_chk): Provide location
16758 of the call location for artificial function pieces.
16759 (maybe_emit_chk_warning): Likewise.
16760 (maybe_emit_sprintf_chk_warning): Likewise.
16761 (maybe_emit_free_warning): Likewise.
16762 * expr.c (expand_expr_real_1): Likewise.
16764 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16766 PR tree-optimization/39343
16767 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16768 COMPONENT_REF t has ARRAY_TYPE.
16770 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16772 PR middle-end/39335
16773 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16774 when the type precision of the induction variable should be
16775 larger than the type precision of nit.
16776 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16777 * graphite.c (graphite_loop_normal_form): Same.
16778 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16780 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16782 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16783 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16784 numbers to describe clobbered registers.
16785 (*call_value_0_rex64_ms_sysv): Ditto.
16786 * config/i386/mmx.md (mmx_emms): Ditto.
16787 (mmx_femms): Ditto.
16789 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16791 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16794 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16796 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16797 (spu_section_type_flags): New function.
16799 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16801 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16802 reg_class_contents of FLOAT_REGS into a temporary.
16804 2009-03-02 Richard Guenther <rguenther@suse.de>
16805 Ira Rosen <irar@il.ibm.com>
16807 PR tree-optimization/39318
16808 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16809 information to the vectorized statement.
16811 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16813 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16814 variable. Use defined names instead of magic constants for REX SSE
16817 2009-03-01 Richard Guenther <rguenther@suse.de>
16819 PR tree-optimization/39331
16820 * omp-low.c (lower_send_shared_vars): Do not receive new
16821 values for the reference of DECL_BY_REFERENCE parms or results.
16823 2009-03-01 Jan Hubicka <jh@suse.cz>
16826 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16827 BLOCK_NONLOCALIZED_VAR): New macros.
16828 (tree_block): Add nonlocalized_vars.
16829 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16830 gen_decl_die): Add origin argument. Allow generation of die with
16831 origin at hand only.
16832 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16833 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16835 (gen_block_die): Fix checking for unused blocks.
16836 (process_scope_var): Break out from .... ; work with origins only.
16837 (decls_for_scope) ... here; process nonlocalized list.
16838 (dwarf2out_ignore_block): Look for nonlocalized vars.
16839 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16841 (dump_scope_block): Dump them.
16842 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16843 (remap_block): Likewise.
16844 (can_be_nonlocal): New predicate.
16845 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16847 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16849 * configure: Regenerate.
16851 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16853 * optc-gen.awk: No need to duplicate option flags twice.
16854 Reuse help texts for duplicate options which do not have any.
16856 * gcc.c (display_help): Document --version.
16858 * gcc.c (main): If print_help_list and verbose_flag, ensure
16859 driver output comes before subprocess output.
16861 * optc-gen.awk: Assign all remaining fields to help string,
16862 space-separated, for multi-line help in *.opt.
16864 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16865 -Wno-pedantic-ms-format is for MinGW targets only.
16867 * doc/options.texi (Option file format): Fix bad indentation,
16868 restoring dropped sentence.
16870 2009-02-28 Jan Hubicka <jh@suse.cz>
16872 * tree-inline.c (tree_function_versioning): Output debug info.
16874 2009-02-28 Jan Hubicka <jh@suse.cz>
16877 * tree-inline.c (setup_one_parameter): Do not copy propagate
16878 arguments when not optimizing.
16880 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16883 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16884 (avx_addsubv4df3): Likewise.
16885 (*avx_addsubv4sf3): Likewise.
16886 (sse3_addsubv4sf3): Likewise.
16887 (*avx_addsubv2df3): Likewise.
16888 (sse3_addsubv2df3): Likewise.
16889 (avx_unpckhps256): Correct item selectors.
16890 (avx_unpcklps256): Likewise.
16891 (avx_unpckhpd256): Likewise.
16892 (avx_unpcklpd256): Likewise.
16894 2009-02-28 Jan Hubicka <jh@suse.cz>
16896 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16898 (copy_arguments_for_versioning): If var is declared don't declare it.
16899 (tree_function_versioning): First setup substitutions and then copy
16902 2009-02-27 Jan Hubicka <jh@suse.cz>
16905 * cgraph.h (varpool_output_debug_info): Remove.
16906 * cgraphunit.c (varpool_output_debug_info): Remove.
16907 * dwarf2out.c (deferred_locations_struct): New struct
16908 (deferred_locations): New type.
16909 (deferred_locations_list): New static var.
16910 (deffer_location): New function.
16911 (gen_variable_die): Use it.
16912 (decls_for_scope): Output info on local static vars.
16913 (dwarf2out_finish): Process deferred locations.
16914 * varpool.c (varpool_output_debug_info): Remove.
16916 2009-02-27 Jan Hubicka <jh@suse.cz>
16919 * tree.h (TREE_PROTECTED): Fix comment.
16920 (BLOCK_HANDLER_BLOCK): Remove.
16921 (struct tree_block): Remove handler_block add body_block.
16922 (inlined_function_outer_scope_p): New.
16923 (is_body_block): Remove.
16924 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16925 * dwarf2out.c (is_inlined_entry_point): Remove.
16926 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16927 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16929 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16930 * gimplify.c (gimplify_expr): Gimplify body blocks.
16931 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16932 block with multiple subblocks.
16933 (dump_scope_block): Prettier output; dump more flags and info.
16934 (dump_scope_blocks): New.
16935 (remove_unused_locals): Use dump_scope_blocks.
16936 * tree-flow.h (dump_scope_blocks): Declare.
16937 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16938 * stmt.c (is_body_block): Remove.
16939 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16940 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16942 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16944 PR middle-end/39308
16945 * graphite.c (graphite_loop_normal_form): Do not call
16946 number_of_iterations_exit from a gcc_assert.
16948 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16950 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16951 jumps if COND is NULL.
16952 (find_cond_jump): New function.
16953 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16954 * config/s390/s390.md: Remove z10_cobra attribute value.
16956 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16958 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16959 force_const_mem returns NULL_RTX.
16961 2009-02-26 Jan Hubicka <jh@suse.cz>
16964 * cgraph.h (varpool_output_debug_info): Remove.
16965 * cgraphunit.c (varpool_output_debug_info): Remove.
16966 * dwarf2out.c (deferred_locations_struct): New struct
16967 (deferred_locations): New type.
16968 (deferred_locations_list): New static var.
16969 (deffer_location): New function.
16970 (gen_variable_die): Use it.
16971 (decls_for_scope): Output info on local static vars.
16972 (dwarf2out_finish): Process deferred locations.
16973 * varpool.c (varpool_output_debug_info): Remove.
16975 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16977 PR rtl-optimization/39241
16978 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16979 to subreg_offset_representable_p.
16981 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16983 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16984 execute function prototype. Get f and nregs from max_reg_num
16985 and get_insns. Remove the first backward pass as it's dead,
16986 guard the forward pass by flag_expensive_optimizations.
16987 (rest_of_handle_regmove): Delete.
16988 (pass_regmove): Replace it with regmove_optimize.
16990 2009-02-25 Martin Jambor <mjambor@suse.cz>
16992 PR tree-optimization/39259
16993 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16994 calls_alloca function flags.
16995 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16996 calls are detected.
16998 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17000 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
17001 flags_set_1_rtx, flags_set_1_set): Delete.
17002 (regmove_optimize): Do not call mark_flags_life_zones.
17004 2009-02-24 Julian Brown <julian@codesourcery.com>
17007 * config/arm/arm.c (require_pic_register): Only set
17008 cfun->machine->pic_reg once per function.
17010 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
17012 * doc/invoke.texi (Link Options): Document an easier way to pass
17013 options that take arguments to the GNU linker using -Xlinker and -Wl.
17015 2009-02-24 Steve Ellcey <sje@cup.hp.com>
17018 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
17020 2009-02-24 Richard Guenther <rguenther@suse.de>
17023 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
17025 2009-02-24 Richard Guenther <rguenther@suse.de>
17026 Zdenek Dvorak <ook@ucw.cz>
17028 PR tree-optimization/39233
17029 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
17030 from converting them to a generic type.
17032 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
17034 PR tree-optimization/39260
17035 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
17036 contains a condition with a real type.
17037 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
17039 2009-02-23 Jason Merrill <jason@redhat.com>
17042 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
17043 narrowing_initializer_constant_valid_p.
17044 (narrowing_initializer_constant_valid_p): Don't return
17045 null_pointer_node for adding a pointer to itself.
17047 2009-02-23 Jan Hubicka <jh@suse.cz>
17050 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
17053 2009-02-23 Jan Hubicka <jh@suse.cz>
17055 PR tree-optimization/37709
17056 * tree.c (block_ultimate_origin): Move here from dwarf2out.
17057 * tree.h (block_ultimate_origin): Declare.
17058 * dwarf2out.c (block_ultimate_origin): Move to tree.c
17059 * tree-ssa-live.c (remove_unused_scope_block_p):
17060 Eliminate blocks containig no instructions nor live variables nor
17062 (dump_scope_block): New function.
17063 (remove_unused_locals): Enable removal of dead blocks by default;
17064 enable dumping at TDF_DETAILS.
17066 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17068 * config/i386/i386.c (classify_argument): Don't allow COImode
17070 (function_arg_advance_32): Don't allow OImode.
17071 (function_arg_32): Likewise.
17072 (function_value_32): Likewise.
17073 (return_in_memory_32): Likewise.
17074 (function_arg_64): Remove OImode comment.
17076 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17079 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17080 ix86_expand_vector_set for V4DImode in 64bit mode only.
17081 (ix86_expand_vector_init_one_var): Likewise.
17083 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
17085 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
17087 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17090 * loop-iv.c: Revert last change.
17091 * emit-rtl.c: Likewise.
17093 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17096 * config/i386/i386.c (type_natural_mode): Remove an extra
17097 space in the warning message.
17098 (function_value_32): Handle 32-byte vector modes.
17099 (return_in_memory_32): Likewise.
17101 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17103 * loop-iv.c (truncate_value): New function.
17104 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17106 (lowpart_subreg): Move to...
17107 * emit-rtl.c: ...here.
17109 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
17111 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
17112 accidental and undocumented change at revision 140860.
17114 2009-02-21 Joseph Myers <joseph@codesourcery.com>
17116 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
17117 take gimple_seq * arguments.
17118 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
17119 types_compatible_p langhook.
17121 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17122 Joseph Myers <joseph@codesourcery.com>
17124 * config/arm/arm.c (arm_builtin_va_list): New function.
17125 (arm_expand_builtin_va_start): Likewise.
17126 (arm_gimplify_va_arg_expr): Likewise.
17127 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17128 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17129 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17130 (va_list_type): New variable.
17131 (arm_mangle_type): Mangle va_list_type appropriately.
17133 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17135 PR middle-end/39157
17136 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17137 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17138 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17139 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17140 parameter to 1000 for -O1 by default.
17141 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17143 * loop-invariant.c: Include params.h.
17144 (move_loop_invariants): Don't call move_single_loop_invariants on
17147 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17149 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17150 offset when calculating bounds for indexing stack_usage_map. Fixes
17151 a buffer overflow with certain target setups.
17153 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17156 * calls.c (expand_call): Clear try_tail_call if caller and callee
17157 disagree in promotion of function return value.
17159 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17162 * c-common.c (c_determine_visibility): If visibility changed and
17163 DECL_RTL has been already set, call make_decl_rtl to update symbol
17166 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17169 * varasm.c (assemble_variable): Don't check DECL_NAME when
17170 globalizing a variable.
17172 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17175 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17176 expression before any __builtin_trap call.
17177 * c-typeck.c (build_function_call): Convert and check function
17178 arguments before generating a call to a trap. Evaluate the
17179 function arguments before the trap.
17181 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
17184 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
17185 (UNSPEC_FXAM_MEM): New unspec.
17186 (fxam<mode>2_i387_with_temp): New insn and split pattern.
17187 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
17188 memory using fxam<mode>2_i387_with_temp to remove excess precision.
17190 2009-02-19 Richard Guenther <rguenther@suse.de>
17192 PR tree-optimization/39207
17193 PR tree-optimization/39074
17194 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
17195 storedanything_tree): New.
17196 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
17197 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
17198 (build_succ_graph): Add edges from STOREDANYTHING to all
17200 (init_base_vars): Initialize STOREDANYTHING.
17201 (compute_points_to_sets): Free substitution info after
17202 building the succ graph.
17203 (ipa_pta_execute): Likewise.
17205 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
17207 (do_ds_constraint): Do not add to special var or non-pointer
17209 (type_could_have_pointers): Split out from ...
17210 (could_have_pointers): ... here. For arrays use the element type.
17211 (create_variable_info_for): Initialize may_have_pointers.
17212 (new_var_info): Likewise.
17213 (handle_lhs_call): Make the HEAP variable unknown-sized.
17214 (intra_create_variable_infos): Use a type with pointers for
17215 PARM_NOALIAS, make it unknown-sized.
17217 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
17220 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
17222 2009-02-18 Jason Merrill <jason@redhat.com>
17225 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
17226 value if DECL_EXTERNAL.
17227 * tree-sra.c (sra_walk_gimple_assign): Likewise.
17228 * target.h (gcc_target::binds_local_p): Clarify "module".
17229 * tree.h (TREE_PUBLIC): Clarify "module".
17231 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
17234 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
17235 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
17237 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
17240 * c.opt (Wabi): Support C and ObjC.
17243 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
17245 * config/i386/i386.c (classify_argument): Warn once about the ABI
17246 change when passing union with long double.
17248 * doc/invoke.texi: Update -Wabi for warning psABI changes.
17250 2009-02-18 Joseph Myers <joseph@codesourcery.com>
17253 * c-parser.c (c_parser_compound_statement): Always enter and leave
17256 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17259 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
17261 2009-02-18 Jakub Jelinek <jakub@redhat.com>
17263 PR tree-optimization/36922
17264 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
17265 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
17268 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17270 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
17273 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17275 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
17277 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17279 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
17282 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
17283 Richard Sandiford <rdsandiford@googlemail.com>
17285 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
17286 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
17287 (loongson_biadd): ...this.
17289 2009-02-17 Richard Guenther <rguenther@suse.de>
17291 PR tree-optimization/39202
17292 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
17293 a var make sure to follow existing collapses.
17295 2009-02-17 Richard Guenther <rguenther@suse.de>
17297 PR middle-end/39214
17298 * langhooks.c (lhd_print_error_function): Check for NULL block.
17300 2009-02-17 Richard Guenther <rguenther@suse.de>
17302 PR tree-optimization/39204
17303 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
17306 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
17308 * config/soft-fp/double.h: Update from glibc CVS.
17310 2009-02-17 Richard Guenther <rguenther@suse.de>
17312 PR tree-optimization/39207
17313 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
17314 strict-aliasing warnings for pointers pointing to NULL.
17316 2009-02-16 Joseph Myers <joseph@codesourcery.com>
17319 * c-parser.c (c_parser_braced_init): Call pop_init_level when
17320 skipping until next close brace.
17322 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
17325 * config/i386/i386.c (ix86_expand_push): Set memory alignment
17326 to function argument boundary.
17328 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17330 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
17331 in the lea_add. Reload eventually constraints it properly.
17332 * config/picochip/constraints.md: Remove the target constraint
17333 "b", since it is not needed anymore.
17335 2009-02-16 Jakub Jelinek <jakub@redhat.com>
17337 * gthr-dce.h: Uglify function parameter and local variable names.
17338 * gthr-gnat.h: Likewise.
17339 * gthr-mipssde.h: Likewise.
17340 * gthr-nks.h: Likewise.
17341 * gthr-posix95.h: Likewise.
17342 * gthr-posix.h: Likewise.
17343 * gthr-rtems.h: Likewise.
17344 * gthr-single.h: Likewise.
17345 * gthr-solaris.h: Likewise.
17346 * gthr-tpf.h: Likewise.
17347 * gthr-vxworks.h: Likewise.
17348 * gthr-win32.h: Likewise.
17350 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17353 * config/i386/i386.md: Restrict the new peephole2 to move
17354 between MMX/SSE registers.
17356 2009-02-15 Richard Guenther <rguenther@suse.de>
17359 2009-02-13 Richard Guenther <rguenther@suse.de>
17361 * configure.ac: Enable LFS.
17362 * configure: Re-generate.
17363 * config.in: Likewise.
17365 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17367 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17368 spu_srqwbyte, spu_srqwbytebc): Define.
17369 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17370 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17371 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17372 "shrqby_<mode>"): New insn-and-split patterns.
17373 * config/spu/spu.c (expand_builtin_args): Determine and return
17374 number of operands using spu_builtin_description data.
17375 (spu_expand_builtin_1): Use it.
17377 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17380 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17383 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17386 * config/i386/i386.c (override_options): Correct warning
17387 messages for -malign-loops, -malign-jumps and -malign-functions.
17389 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17392 * config/i386/i386.md: Restrict the new peephole2 to move
17393 between the general purpose registers.
17395 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17398 * config/i386/i386.c (type_natural_mode): Add a new argument.
17399 Return the original mode and warn ABI change if vector size is 32byte.
17400 (function_arg_advance): Updated.
17401 (function_arg): Likewise.
17402 (ix86_function_value): Likewise.
17403 (ix86_return_in_memory): Likewise.
17404 (ix86_sol10_return_in_memory): Likewise.
17405 (ix86_gimplify_va_arg): Likewise.
17406 (function_arg_32): Don't warn ABX ABI change here.
17407 (function_arg_64): Likewise.
17409 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17411 * loop-iv.c (implies_p): In the final case, test that operands 0
17412 of the two comparisons match.
17414 * config/bfin/bfin.c (find_prev_insn_start): New function.
17415 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17416 (find_next_insn_start): Move.
17418 2009-02-13 Richard Guenther <rguenther@suse.de>
17420 * configure.ac: Enable LFS.
17421 * configure: Re-generate.
17422 * config.in: Likewise.
17424 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17427 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17428 sizes on syntax error after some arguments have been parsed.
17430 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17432 * doc/invoke.texi (-fira): Remove.
17434 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17436 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17437 * recog.c: Likewise.
17440 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17442 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17443 (umul_ppmm): Likewise.
17444 (count_leading_zeros): Likewise.
17445 (count_trailing_zeros): Likewise.
17446 (UMUL_TIME): Likewise.
17448 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17450 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17451 soft-fp/t-softfp to tmake_file.
17453 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17454 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17455 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17456 IA64_BUILTIN_INFQ]: New.
17457 (ia64_init_builtins): Initialize __builtin_infq,
17458 __builtin_fabsq and __builtin_copysignq if not HPUX.
17459 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17460 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17462 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17464 (__fixtfti): Likewise.
17465 (__fixunstfti): Likewise.
17466 (__floattitf): Likewise.
17468 * config/ia64/libgcc-glibc.ver: New.
17469 * config/ia64/t-fprules-softfp: Likewise.
17470 * config/ia64/sfp-machine.h: Likewise.
17472 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17473 (LIBGCC2_TF_CEXT): Likewise.
17474 (TF_SIZE): Likewise.
17475 (TARGET_INIT_LIBFUNCS): Likewise.
17477 * config/ia64/t-glibc (SHLINB_MAPFILES):
17478 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17480 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17482 * config/i386/i386.c (construct_container): Rewrite processing
17483 BLKmode with X86_64_SSE_CLASS.
17485 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17488 * config/i386/i386.md: Replace simplify_replace_rtx with
17489 replace_rtx in the new peephole2.
17491 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17493 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17494 loop unrolling do not happen at -O2.
17496 2009-02-12 Michael Matz <matz@suse.de>
17498 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17500 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17502 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17505 2009-02-12 Ben Elliston <bje@au.ibm.com>
17507 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17508 patterns when updating the back chain. Missed in the 2009-02-10
17511 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17513 * doc/extend.texi (Decimal Floating Types): Update identifier of
17514 draft TR and list of missing support.
17516 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17518 PR middle-end/39154
17519 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17520 bit to variable length decl's flags, add it also to its
17521 pointer replacement variable.
17523 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17524 Jakub Jelinek <jakub@redhat.com>
17527 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17528 (memory_blockage): New expander.
17529 (*memory_blockage): New insn pattern.
17530 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17531 instead of general blockage at the end of function prologue when
17532 frame pointer is used to access red zone area. Do not emit blockage
17533 when profiling, it is emitted in generic code.
17534 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17535 function epilogue when frame pointer is used to access red zone area.
17537 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17540 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17541 by arithmetic with memory operands.
17542 * config/i386/predicates.md (commutative_operator): New.
17544 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17546 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17549 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17551 * alias.h (record_alias_subset): Declare.
17552 * alias.c (record_alias_subset): Make global.
17554 2009-02-10 Nick Clifton <nickc@redhat.com>
17556 * tree-parloops.c: Change license to GPLv3.
17557 * ipa-struct-reorg.c: Change license to GPLv3.
17558 * ipa-struct-reorg.h: Change license to GPLv3.
17560 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17563 * c-decl.c (start_struct): Return NULL on error.
17565 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17567 PR middle-end/39124
17568 * cfgloopmanip.c (remove_path): Call remove_bbs after
17569 cancel_loop_tree, not before it.
17572 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17573 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17574 VAR_DECLs were seen.
17575 * tree-ssa-live.c (remove_unused_locals): Recompute
17576 cfun->has_local_explicit_reg_vars.
17577 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17578 copies or clearings if cfun->has_local_explicit_reg_vars.
17580 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17583 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17584 of function prologue when frame pointer is used to access
17587 2009-02-10 Richard Guenther <rguenther@suse.de>
17589 PR middle-end/39127
17590 * gimplify.c (gimple_regimplify_operands): Always look if
17591 we need to create a temporary.
17593 2009-02-10 Richard Guenther <rguenther@suse.de>
17595 PR tree-optimization/39132
17596 * tree-loop-distribution.c (todo): New global var.
17597 (generate_memset_zero): Trigger TODO_rebuild_alias.
17598 (tree_loop_distribution): Return todo.
17600 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17603 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17604 (x86_64_reg_class_name): Removed.
17605 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17606 first one isn't X86_64_SSE_CLASS or any other ones aren't
17607 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17608 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17609 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17610 and 3 X86_64_SSEUP_CLASS.
17611 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17612 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17614 2009-02-10 Ben Elliston <bje@au.ibm.com>
17616 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17617 form instruction to update the stack back chain word, even if the
17618 user has disabled the generation of update instructions.
17619 (movdi_<mode>_update_stack): New.
17620 (movsi_update_stack): Likewise.
17621 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17622 always use an update form instruction to update the stack back
17625 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17627 PR middle-end/38953
17628 * graphite.c (if_region_set_false_region): After moving a region in
17629 the false branch of a condition, remove the empty dummy basic block.
17630 (gloog): Remove wrong fix for PR38953.
17632 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17634 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17635 generation due to implicit sign extension.
17637 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17639 PR middle-end/38981
17640 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17641 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17643 2009-02-09 Richard Guenther <rguenther@suse.de>
17645 PR middle-end/35202
17646 * convert.c (convert_to_real): Disable (float)fn((double)x)
17647 to fnf(x) conversion if errno differences may occur and
17648 -fmath-errno is set.
17650 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17652 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17653 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17654 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17656 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17659 * c-common.c (handle_alias_attribute): Disallow attribute for
17660 anything not a FUNCTION_DECL or VAR_DECL.
17662 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17665 * real.c (do_compare): Special-case compare of zero against
17666 decimal float value.
17668 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17671 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17672 as indicating flexible array members unless the field itself is
17673 being declarared as the incomplete array.
17675 2009-02-06 Jan Hubicka <jh@suse.cz>
17677 PR tree-optimization/38844
17678 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17679 is already inlined.
17681 2009-02-06 Richard Guenther <rguenther@suse.de>
17683 PR middle-end/38977
17684 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17685 fork because we may expand it as __gcov_fork.
17687 2009-02-06 Nick Clifton <nickc@redhat.com>
17689 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17691 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17693 PR tree-optimization/35659
17694 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17695 vn_phi_eq): Shortcut if hashcode does not match.
17696 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17698 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17699 and avoid iterative_hash_expr.
17700 (FOR_EACH_VALUE_ID_IN_SET): New.
17701 (value_id_compare): Remove.
17702 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17703 sort expressions by value id.
17705 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17708 * config/sh/predicates.md (general_movsrc_operand): Don't check
17709 the subreg of system registers here.
17711 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17714 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17715 on the copied decl.
17717 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17719 PR rtl-optimization/39110
17720 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17721 addresses, not aligned ones.
17723 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17724 Richard Guenther <rguenther@suse.de>
17726 PR tree-optimization/39100
17727 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17728 comment says and add edges.
17730 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17733 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17734 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17736 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17738 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17739 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17740 register_bb_in_sese, new_sese, free_sese): Moved.
17741 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17742 outermost_loop_in_scop, build_scop_iteration_domain,
17743 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17744 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17745 Use loop_in_sese_p instead of loop_in_scop_p.
17746 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17747 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17748 (scopdet_basic_block_info): Fix bug in scop detection.
17749 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17750 eq_loop_to_cloog_loop): Remove.
17751 (nb_loops_around_loop_in_scop, nb_loop
17752 ref_nb_loops): Moved here...
17753 * graphite.h (ref_nb_loops): ... from here.
17754 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17755 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17756 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17757 * testsuite/gcc.dg/graphite/scop-19.c: New
17759 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17760 Hans-Peter Nilsson <hp@axis.com>
17762 PR rtl-optimization/37889
17763 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17764 Move offset handling from PLUS to before the switch. Use new
17765 arguments when considering SYMBOL_REFs too.
17766 (rtx_addr_can_trap_p): Pass dummy offset and size.
17767 (enum may_trap_p_flags): Remove.
17768 (may_trap_p_1): Pass size from MEM_SIZE.
17770 PR rtl-optimization/38921
17771 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17772 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17773 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17774 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17776 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17778 AVX Programming Reference (January, 2009)
17779 * config/i386/sse.md (*vpclmulqdq): New.
17781 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17783 PR tree-optimization/38977
17784 PR gcov-profile/38292
17785 * calls.c (special_function_p): Disregard __builtin_ prefix.
17787 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17789 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17790 non-indexable addresses even before reload.
17792 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17795 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17796 as having variable size. Do not give an error for unnamed
17797 parameters with [*] declarators. Give a warning for type names
17798 with [*] declarators and mark them as variable size.
17799 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17800 for sizeof applied to [*] type names.
17802 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17805 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17807 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17809 * gcc.c (process_command): Update copyright notice dates.
17810 * gcov.c (print_version): Likewise.
17811 * gcov-dump.c (print_version): Likewise.
17812 * mips-tfile.c (main): Likewise.
17813 * mips-tdump.c (main): Likewise.
17815 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17818 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17819 for composite type involving a zero-length array type.
17821 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17824 * function.c (match_asm_constraints_1): Skip over
17825 initial optional % in the constraint.
17827 PR inline-asm/39059
17828 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17829 supported, don't accept FIXED_CSTs.
17830 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17831 and _Sat is used without _Fract/_Accum. Set specs->type to
17832 integer_type_node for cts_fract/cts_accum if fixed point is not
17835 2009-02-02 Catherine Moore <clm@codesourcery.com>
17837 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17839 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17841 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17842 (ABI_HAS_64BIT_SYMBOLS): Use it.
17843 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17845 2009-02-02 Paul Brook <paul@codesourcery.com>
17847 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17849 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17851 PR inline-asm/39058
17852 * recog.h (asm_operand_ok): Add constraints argument.
17853 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17854 recurse on matching constraint.
17855 (check_asm_operands): Pass constraints as 3rd argument to
17856 asm_operand_ok. Don't look up matching constraint here.
17857 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17860 2009-02-02 Ben Elliston <bje@au.ibm.com>
17862 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17863 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17865 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17867 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17868 information. Remove some obsolete information. Reorganize.
17870 * config/pa/fptr.c: Revert license to GPL 2.
17871 * config/pa/milli64.S: Likewise.
17873 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17876 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17877 LIBRARY name in, instead of hard-coding it.
17878 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17879 extra target make frag to tmake_files according to EH model.
17880 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17881 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17882 frags that define makefile variable EH_MODEL appropriately.
17883 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17884 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17885 to "-sjlj" according to type of EH configured.
17886 (LIBGCC_SONAME): Concatenate it to shared library base name.
17887 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17888 to "_sjlj" according to type of EH configured.
17889 (LIBGCC_SONAME): Concatenate it to shared library base name.
17890 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17891 (SHLIB_LINK): Add missing semicolon to if-else construct.
17892 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17893 string value of "pe_dll" command-line option.
17894 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17895 (SHLIB_SONAME): Use it when overriding t-cygming default.
17896 (SHLIB_IMPLIB): Override t-cygming default.
17897 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17898 string value of "pe_dll" command-line option.
17900 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17903 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17904 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17906 2009-01-31 Richard Guenther <rguenther@suse.de>
17908 PR tree-optimization/38937
17909 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17910 computing the transitive closure.
17912 2009-01-30 Richard Guenther <rguenther@suse.de>
17914 PR tree-optimization/39041
17915 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17916 Propagate variable indices only if the types match for this stmt.
17918 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17921 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17922 inline but never defined.
17924 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17926 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17927 (*insv_h_di_reg_extimm): New insn.
17928 (*insv_l<mode>_reg_extimm): New insn.
17930 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17932 * config/picochip/picochip.c (flag_conserve_stack): set
17933 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17934 fconserve-stack. Reduce call-overhead used by inliner.
17936 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17939 * common.opt (flag_conserve_stack): Initialised to zero.
17941 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17944 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17945 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17948 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17950 * ira-color.c (allocno_reload_assign): Update comments.
17951 * regmove.c (regmove_optimize): Likewise.
17955 2009-01-29 Robert Millan <rmh@aybabtu.com>
17957 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17958 * config/i386/kopensolaris-gnu.h: New file. Undefine
17959 `MD_UNWIND_SUPPORT'.
17960 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17962 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17964 PR tree-optimization/39007
17965 * tree-loop-distribution.c (generate_builtin): Use
17966 recompute_dominator to compute the immediate dominator of the
17967 basic block just after the loop.
17969 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17971 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17972 (ASM_OUTPUT_DWARF_PCREL): Define.
17974 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17976 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17977 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17978 global. Modify entries about regmove and IRA.
17980 * ra-conflict.c: Remove the file.
17982 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17984 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17985 (pass_regclass_init): Rename to pass_reginfo_init.
17987 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17989 * toplev.h (flag_ira): Remove.
17991 * caller-save.c (setup_save_areas): Remove flag_ira.
17993 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17995 * global.c: Remove the file.
17997 * opts.c (decode_options): Remove flag_ira.
17999 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
18001 * regmove.c: Modify file description.
18002 (find_use_as_address, try_auto_increment): Define them only if
18003 AUTO_INC_DEC is defined.
18004 (replacement_quality, replace_in_call_usage, fixup_match_1,
18005 stable_and_no_regs_but_for_p): Remove.
18006 (reg_set_in_bb): Make it static.
18007 (regmove_optimize): Remove flag_ira and code which worked for
18010 * local-alloc.c: Remove the file.
18012 * common.opt (fira): Remove.
18014 * ira.c: Include except.h.
18015 (eliminable_regset): Move from global.c.
18016 (mark_elimination): Ditto. Remove flag_ira.
18017 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
18018 equiv_mem_modified, validate_equiv_mem_from_store,
18019 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
18020 contains_replace_regs, memref_referenced_p, memref_used_between_p,
18021 no_equiv, recorded_label_ref): Move from local-alloc.c.
18022 (update_equiv_regs): Ditto. Make it static.
18023 (print_insn_chain, print_insn_chains): Move it from global.c.
18024 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
18025 (build_insn_chain): Ditto. Make it static.
18026 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
18027 Rename to init_live_subregs.
18028 (gate_ira): Remove flag_ira.
18030 * regclass.c: Rename reginfo.c. Change file description.
18031 (FORBIDDEN_INC_DEC_CLASSES): Remove.
18032 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
18033 (init_reg_sets_1): Remove code for evaluation of
18034 reg_class_superclasses and losing_caller_save_reg_set.
18035 (init_regs): Remove init_reg_autoinc.
18036 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
18037 ok_for_base_p_nonstrict): Remove.
18038 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
18039 (pass_regclass_init): Rename to pass_reginfo_init. Modify
18040 corresponding entries.
18041 (dump_regclass, record_operand_costs, scan_one_insn,
18042 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
18043 record_address_regs, auto_inc_dec_reg_p): Remove.
18044 (gt-regclass.h): Rename to gt-reginfo.h.
18046 * rtl.h (dump_global_regs, retry_global_alloc,
18047 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
18049 * Makefile.in (RA_H): Remove.
18050 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
18051 Rename regclass.o to reginfo.o.
18052 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
18054 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
18055 (GTFILES): Rename regclass.c to reginfo.c.
18057 * passes.c (init_optimization_passes): Remove pass_local_alloc and
18058 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
18060 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18061 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
18063 (finish_spills): Ditto. Remove code for !flag_ira.
18065 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
18067 PR middle-end/35854
18068 * doc/invoke.texi (rtl debug options): Complete rewrite.
18069 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
18071 * mode-switching.c (pass_mode_switching): Rename pass from
18072 "mode-sw" to "mode_sw".
18073 * except.c (pass_convert_to_eh_ranges): Rename pass from
18074 "eh-ranges" to "eh_ranges".
18075 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
18079 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
18080 Alexander Monakov <amonakov@ispras.ru>
18082 PR middle-end/38857
18083 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
18085 (move_exprs_to_boundary): Change return type and pass through
18086 should_move from move_op. Relax assert. Update usage ...
18087 (schedule_expr_on_boundary): ... here. Use should_move instead of
18089 (move_op_orig_expr_found): Indicate that insn was disconnected from
18091 (code_motion_process_successors): Do not call after_merge_succs
18092 callback if original expression was not found when traversing any of
18094 (code_motion_path_driver): Change return type. Update prototype.
18095 (move_op): Update comment. Add a new parameter (should_move). Update
18096 prototype. Set *should_move based on indication provided by
18097 move_op_orig_expr_found.
18099 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
18101 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18102 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18103 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18104 * config/rs6000/rs6000.c (rs6000_override_options): Default
18105 avoid-indexed-addresses on for Power6, off for everything else.
18106 (avoiding_indexed_address_p): New function.
18107 (rs6000_legitimize_address): Use it.
18108 (rs6000_legitimate_address): Likewise.
18109 * config/rs6000/rs6000.md (movXX_updateX): Likewise
18111 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
18113 PR tree-optimization/38997
18114 * tree-loop-distribution.c (generate_memset_zero): Use
18115 POINTER_PLUS_EXPR for a pointer addition.
18117 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
18119 * config/s390/s390.md (bswap<mode>2): New pattern added.
18121 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18123 * config/s390/s390.md (*tls_load_31): Added type attribute.
18125 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18127 * config/s390/s390.md: Fix a few comments.
18129 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18131 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18132 (*tm<mode>_full): Fixed z10prop attribute.
18133 (*tst<mode>_extimm): Fixed z10prop attribute.
18134 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18135 (*tstqiCCT_cconly): Fixed z10prop attribute.
18136 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18137 (*movsi_larl): Fixed z10prop attribute.
18138 (*movsi_zarch): Fixed z10prop attribute.
18139 (*movsi_eas): Fixed z10prop attribute.
18140 (*movhi): Fixed z10prop attribute.
18141 (*movqi): Fixed z10prop attribute.
18142 (*movstrictqi): Fixed z10prop attribute.
18143 (*mov<mode>): Fixed z10prop attribute.
18144 (*movcc): Fixed z10prop attribute.
18145 (*sethighpartdi_64): Fixed z10prop attribute.
18146 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18147 (*negdi2_sign_cc): Fixed z10prop attribute.
18148 (*negdi2_sign): Fixed z10prop attribute.
18149 (*absdi2_sign_cc): Fixed z10prop attribute.
18150 (*absdi2_sign): Fixed z10prop attribute.
18151 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18152 (*negabsdi2_sign): Fixed z10prop attribute.
18153 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18154 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18155 (doloop_si64): Fixed z10prop attribute.
18156 (doloop_si31): Fixed z10prop attribute.
18157 (doloop_long): Fixed z10prop attribute.
18158 (indirect_jump): Fixed z10prop attribute.
18159 (nop): Fixed z10prop attribute.
18160 (main_base_64): Fixed z10prop attribute.
18161 (reload_base_64): Fixed z10prop attribute.
18163 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18165 PR rtl-optimization/38740
18166 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18168 * config/mips/mips.c (mips_reorg): Likewise.
18170 2009-01-28 Richard Guenther <rguenther@suse.de>
18172 PR tree-optimization/38926
18173 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18174 with the correct value id to a value.
18175 (do_regular_insertion): Use the value number of edoubleprime
18176 for the value number of the expr.
18179 2008-08-21 Richard Guenther <rguenther@suse.de>
18181 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
18182 a PHI ask VN if it is already available.
18183 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
18184 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
18186 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18188 PR middle-end/38934
18189 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
18190 set to varying whenever max has TREE_OVERFLOW set, similarly
18191 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
18193 2009-01-28 Richard Guenther <rguenther@suse.de>
18195 PR middle-end/38908
18196 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
18197 uninitialized aggregate uses in call arguments.
18199 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
18201 PR tree-optimization/38984
18202 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
18203 the nothing_id variable if -fno-delete-null-pointer-checks.
18205 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
18208 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
18209 (set_got_offset_rex64): Ditto.
18211 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
18214 * doc/extend.texi: Improve local variable with asm reg.
18216 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
18218 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
18219 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
18220 was not supplied then set warn_packed_bitfield_compat to the
18221 default value of 1.
18222 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
18225 2009-01-27 Richard Guenther <rguenther@suse.de>
18227 PR tree-optimization/38503
18228 * cfgexpand.c (expand_gimple_basic_block): Ignore
18229 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
18230 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
18231 variables that cannot have TBAA applied.
18232 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
18235 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
18237 PR middle-end/38969
18238 * calls.c (initialize_argument_information): Do not wrap complex
18239 arguments in SAVE_EXPR.
18241 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
18243 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
18244 (INSTALL_LIBGCC): Revert typo commit.
18246 2009-01-26 Richard Guenther <rguenther@suse.de>
18248 PR tree-optimization/38745
18249 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
18250 from special handling.
18252 2009-01-26 Richard Guenther <rguenther@suse.de>
18254 PR tree-optimization/38745
18255 * tree-ssa.c (execute_update_addresses_taken): Do not include
18256 variables that cannot possibly be a register in not_reg_needs.
18257 Do not clear TREE_ADDRESSABLE on vars that may not become
18259 * tree-ssa.c (update_alias_info_1): Include those in the set
18260 of addressable vars.
18262 2009-01-26 Richard Guenther <rguenther@suse.de>
18264 PR middle-end/38851
18265 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
18266 * tree-ssa-dse.c: Include langhooks.h
18267 (execute_simple_dse): Remove stores with zero size.
18269 2009-01-24 Jakub Jelinek <jakub@redhat.com>
18272 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
18275 2009-01-24 Julian Brown <julian@codesourcery.com>
18277 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
18278 config/arm/linux-atomic.c.
18279 * config/arm/linux-atomic.c: New.
18281 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
18283 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
18284 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
18285 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
18287 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
18290 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
18293 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
18295 PR tree-optimization/38953
18296 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
18297 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
18298 (gloog): Split the exit of the scop when the scop exit is a loop exit.
18299 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
18302 2009-01-24 Paul Brook <paul@codesourcery.com>
18304 * config/arm/neon.md (neon_type): Move to arm.md.
18305 (neon_mov<VSTRUCT>): Add neon_type attribute.
18306 * config/arm/arm.md (neon_type): Move to here.
18307 (conds): Add "unconditioal" and use as default for NEON insns.
18309 2009-01-24 Ben Elliston <bje@au.ibm.com>
18311 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
18312 void *' warning from -Wc++-compat.
18313 * Makefile.in (dominance.o-warn): Remove.
18315 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
18317 PR tree-optimization/38932
18318 * fold-const.c (fold_unary_ignore_overflow): New.
18319 * tree.h (fold_unary_ignore_overflow): Declare.
18320 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
18321 * tree-ssa-sccvn.c (visit_reference_op_load,
18322 simplify_unary_expression): Likewise.
18324 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
18326 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
18327 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
18328 regardless of their type.
18329 * c-common.c (handle_packed_attribute): Don't ignore packed on
18331 * c.opt (Wpacked-bitfield-compat): New warning option.
18332 * stor-layout.c (place_field): Warn if offset of a field changed.
18333 * doc/extend.texi (packed): Mention the ABI change.
18334 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
18335 (Warning Options): Add it to the list.
18337 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
18339 * c-opts.c (c_common_post_options): Fix a typo in comments.
18341 2009-01-22 Steve Ellcey <sje@cup.hp.com>
18343 PR middle-end/38615
18344 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18345 variables to static.
18346 * doc/invoke.texi (-fmerge-all-constants): Update description.
18348 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18351 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18352 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18354 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18356 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18358 (LOCAL_ALIGNMENT): Similarly.
18360 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18361 Joseph Myers <joseph@codesourcery.com>
18363 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18364 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18365 * config/arm/arm-tune.md: Regenerate.
18366 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18369 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18371 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18372 version number to five.
18374 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18377 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18378 * c-common.c (set_underlying_type): Likewise.
18379 (is_typedef_decl ): Likewise
18381 (set_underlying_type): Likewise.
18382 (is_typedef_type): Likewise.
18384 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18386 PR middle-end/38587
18387 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18390 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18393 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18394 (LIBGCC_SPEC): Don't define.
18395 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18397 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18399 PR rtl-optimization/38879
18400 * alias.c (base_alias_check): Unaligned access via AND address can
18401 alias all surrounding object types except those with sizes equal
18402 or wider than the size of unaligned access.
18404 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18407 * c-decl.c (clone_underlying_type): Move this ...
18408 * c-common.c (set_underlying_type): ... here.
18409 Also, make sure the function properly sets TYPE_STUB_DECL() on
18410 the newly created typedef variant type.
18411 (is_typedef_decl ): New entry point.
18412 * tree.h: Added a new member member_types_needing_access_check to
18413 struct tree_decl_non_common.
18414 (set_underlying_type): New entry point.
18415 (is_typedef_type): Likewise.
18417 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18419 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18420 Check whether two instructions have memory references that
18421 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18422 are helper functions for traversing.
18423 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18424 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18425 not to draw dependency edge for instructions with non-conflicting
18428 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18431 * longlong.h: Update copyright years. Use soft-fp license notice.
18432 Sync __clz_tab declaration with glibc.
18434 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18437 * doc/extend.texi (syscall_linkage): New.
18438 (version_id): Modify.
18440 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18441 Richard Guenther <rguenther@suse.de>
18443 PR tree-optimization/38747
18444 PR tree-optimization/38748
18445 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18446 conversion if the base address is an indirect reference and the
18447 aliasing sets could cause issues.
18449 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18451 * common.opt (fgraphite, fgraphite-identity): Add comment for
18452 explaining why these options are not documented.
18454 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18456 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18457 gimple_call_lhs is NULL.
18459 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18462 * emit-rtl.c (adjust_address_1): Make sure memref is never
18465 2009-01-20 Ben Elliston <bje@au.ibm.com>
18467 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18468 const qualifier from arg parameter. Remove unnecessary cast to char *.
18469 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18470 const qualifier from arg 2.
18472 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18474 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18476 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18479 * rtl.h (reinit_regs): New prototype.
18480 * regclass.c: Include ira.h.
18481 (reinit_regs): New.
18482 * Makefile.in (regclass.o): Add ira.h.
18483 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18485 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18488 * c-common.c (handle_aligned_attribute): Use
18489 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18490 default alignment value.
18492 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18494 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18495 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18497 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18498 __BIGGEST_ALIGNMENT__.
18500 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18502 2009-01-18 Richard Guenther <rguenther@suse.de>
18504 PR tree-optimization/38819
18505 * tree-flow.h (operation_could_trap_helper_p): Declare.
18506 * tree-eh.c (operation_could_trap_helper_p): Export.
18507 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18508 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18509 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18510 are about to insert a possibly trapping instruction and fail
18513 2009-01-18 Andreas Schwab <schwab@suse.de>
18515 * doc/install.texi (Configuration): Remove obsolete paragraph
18516 about use of --with-gnu-ld with --with-gnu-as.
18518 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18520 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18521 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18522 Follow spelling conventions.
18524 2009-01-18 Ben Elliston <bje@au.ibm.com>
18526 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18527 C++ warning about implicit conversion from void * to struct
18529 (bitmap_obstack_free): Likewise for bitmap_element *.
18530 * Makefile.in (bitmap.o-warn): Remove.
18532 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18534 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18536 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18537 Tobias Grosser <tobi.grosser@amd.com>
18539 * graphite.c (graphite_trans_scop_block): Do not block single
18542 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18544 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18545 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18546 test with assertion.
18548 2009-01-16 Richard Guenther <rguenther@suse.de>
18550 PR tree-optimization/38835
18551 PR middle-end/36227
18552 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18553 and INT + PTR -> (INT)(PTR p+ INT) folding.
18554 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18556 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18559 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18560 the subreg from a lowpart subreg if it is also casting the value.
18562 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18563 Tobias Grosser <tobi.grosser@amd.com>
18565 * graphite.c (compare_prefix_loops): New.
18566 (build_scop_canonical_schedules): Rewritten.
18567 (graphite_transform_loops): Move build_scop_canonical_schedules
18568 after build_scop_iteration_domain.
18570 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18571 Tobias Grosser <tobi.grosser@amd.com>
18573 * graphite.c (add_conditions_to_domain): Add the loops to
18574 the dimension of the iteration domain. Do copy the domain
18575 only when it exists.
18576 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18577 (add_conditions_to_constraints): New.
18578 (can_generate_code_stmt, can_generate_code): Removed.
18579 (gloog): Do not call can_generate_code.
18580 (graphite_transform_loops): Call add_conditions_to_constraints
18581 after building the iteration domain.
18583 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18585 PR tree-optimization/38789
18586 * tree-ssa-threadedge.c
18587 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18588 __builtin_constant_p.
18590 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18592 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18593 examined before deleting them.
18595 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18597 * function.c (aggregate_value_p): Correctly extract the function
18598 type from CALL_EXPR_FN lookup.
18600 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18602 * config/picochip/picochip.c (picochip_override_options): Revert
18603 CFI asm flag disable commited previously.
18605 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18606 Tobias Grosser <tobi.grosser@amd.com>
18607 Jan Sjodin <jan.sjodin@amd.com>
18609 * graphite.c (scan_tree_for_params): On substractions negate
18610 all the coefficients of the term.
18611 (clast_to_gcc_expression_red): New. Handle reduction expressions
18612 of more than two operands.
18613 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18614 (get_vdef_before_scop): Handle also the case of default definitions.
18616 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18618 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18619 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18620 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18622 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18623 Joey Ye <joey.ye@intel.com>
18625 PR middle-end/37843
18626 * cfgexpand.c (expand_stack_alignment): Don't update stack
18627 boundary nor check incoming stack boundary here.
18628 (gimple_expand_cfg): Update stack boundary and check incoming
18629 stack boundary here.
18631 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18633 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18635 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18637 PR rtl-optimization/38245
18638 * calls.c (expand_call): Add stack arguments to
18639 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18640 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18641 in regs and partially in memory or BLKmode arguments.
18642 (emit_library_call_value_1): Add stack arguments to
18643 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18644 ACCUMULATE_OUTGOING_ARGS).
18645 * dce.c: Include tm_p.h.
18646 (find_call_stack_args): New function.
18647 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18649 (mark_insn): Call find_call_stack_args for CALL_Ps.
18650 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18651 forwards. Allocate and free arg_stores bitmap if needed, pass it
18652 down to deletable_insn_p, don't mark stores set in arg_stores
18653 bitmap, clear the bitmap at the beginning of each bb.
18654 * Makefile.in (dce.o): Depend on $(TM_P_H).
18656 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18659 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18660 to make sure the insn is a conditional test (bug 22599). Reformat a
18663 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18665 PR middle-end/38431
18666 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18667 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18668 (gloog): Do not call cleanup_tree_cfg.
18669 (graphite_transform_loops): Call cleanup_tree_cfg after all
18670 scops have been code generated.
18672 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18673 * doc/gty.texi (Invoking the garbage collector): Added new node
18674 and section documenting ggc_collect.
18676 2009-01-14 Richard Guenther <rguenther@suse.de>
18678 PR tree-optimization/38826
18679 PR middle-end/38477
18680 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18681 initialization notes only if we actually emitted a warning.
18682 (intra_create_variable_infos): Add constraints for a result decl
18683 that is passed by hidden reference.
18684 (build_pred_graph): Mark all related variables non-direct on
18687 2009-01-14 Nick Clifton <nickc@redhat.com>
18689 * ira-conflicts.c: Include addresses.h for the definition of
18691 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18692 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18694 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18697 * Makefile.in (ira-lives.o): Add except.h.
18699 * ira-lives.c: Include except.h.
18700 (process_bb_node_lives): Process can_throw_internal.
18702 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18704 PR rtl-optimization/38774
18705 * combine.c (simplify_set): When undoing cc_use change, don't do
18706 PUT_CODE on the newly created comparison, but instead put back the
18709 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18711 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18712 values. Remove duplicate arm8 entry.
18714 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18716 PR tree-optimization/38786
18717 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18718 the SSA_NAME case of expand_scalar_variables_expr.
18719 Set the type of an expression to the type of its assign statement.
18720 (expand_scalar_variables_expr): Also gather the scalar computation
18721 used to index the memory access. Do not pass loop_p.
18722 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18723 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18724 the gimple_stmt_iterator where it inserts new code.
18725 Do not pass loop_p.
18726 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18727 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18729 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18731 * graphite.h (debug_value): Removed.
18732 * graphite.c (debug_value): Removed.
18734 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18736 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18737 ldrd/strd with two 32-bit instructions.
18739 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18741 * config/arm/arm.c (struct processors): Pass for speed down into
18742 cost helper functions.
18743 (const_ok_for_op): Handle COMPARE and inequality nodes.
18744 (arm_rtx_costs_1): Rewrite.
18745 (arm_size_rtx_costs): Update prototype.
18746 (arm_rtx_costs): Pass speed down to helper functions.
18747 (arm_slowmul_rtx_costs): Rework cost calculations.
18748 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18749 (arm_9e_rtx_costs): Likewise.
18751 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18753 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18754 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18755 (alpha_legitimize_address): Do not split local symbols wider than
18756 UNITS_PER_WORD into HIGH/LO_SUM parts.
18758 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18761 * gcc.c (process_command): Replace call to execvp with calls
18762 to pex_one and exit.
18764 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18767 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18768 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18769 variant for devices with 3-byte PC.
18770 (__tablejump_elpm__): New.
18772 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18775 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18776 offsetof member-designator, handle it as `[0].'.
18778 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18780 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18781 function when not using named sections on targets with named sections
18782 if branch distance is less than 262132.
18784 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18786 * combine.c (combine_instructions): Recompute
18787 optimize_this_for_speed_p for each BB in the main combine loop.
18789 2009-01-12 Tomas Bily <tbily@suse.cz>
18792 * tree-loop-distribution.c (prop_phis): New function.
18793 (generate_builtin): Call prop_phis.
18794 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18796 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18798 PR tree-optimization/38807
18799 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18800 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18802 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18804 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18805 subreg of op0 to the original op0.
18807 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18809 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18811 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18814 * mips-tfile.c (parse_def): Fix parsing of def strings
18815 starting with digits.
18817 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18820 * config/arm/arm.c (arm_is_long_call_p): Don't call
18821 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18823 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18825 * regrename.c (regrename_optimize): Fix dumping.
18826 (find_oldest_value_reg): Preserve REG_POINTER.
18827 (copy_hardreg_forward_1): Likewise.
18829 2009-01-09 Diego Novillo <dnovillo@google.com>
18831 * gimple.h (struct gimple_statement_base) <uid>: Document
18832 the restrictions on its use.
18833 (gimple_uid): Tidy.
18834 (gimple_set_uid): Tidy.
18836 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18838 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18839 zero guard even if align_bytes != 0 and count is smaller than
18842 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18844 PR rtl-optimization/38495
18845 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18846 (add_range_and_copies_from_move_list): Print all added ranges.
18847 Add ranges to memory optimized destination.
18849 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18853 * config/i386/i386.c (override_options): Reject
18854 -mstringop-strategy=rep_8byte with -m32.
18855 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18856 to 1. Do count comparison against epilogue_size_needed at compile
18857 time even when count_exp was constant forced into register. For
18858 size_needed don't jump to epilogue, instead just avoid aligning
18859 and invoke the body algorithm. If need_zero_guard, add zero guard
18860 even if count is non-zero, but smaller than size_needed + number of
18861 bytes that could be stored for alignment.
18862 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18863 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18864 but smaller than size_needed + number of bytes that could be stored
18865 for alignment. Compare size_needed with epilogue_size_needed instead
18866 of desired_align - align, don't adjust size_needed, pass
18867 epilogue_size_needed to the epilogue expanders.
18870 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18872 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18874 * pa.c (last_address): Change to unsigned.
18875 (update_total_code_bytes): Change argument to unsigned. Don't
18876 check if insn addresses are set.
18877 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18878 addresses are not set.
18879 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18881 2009-01-09 Nick Clifton <nickc@redhat.com>
18883 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18884 DECL_DECLARED_INLINE_P.
18886 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18888 PR middle-end/38347
18889 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18890 GET_MODE (op0) in operand_subword_force calls.
18892 PR middle-end/38771
18893 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18894 fold_convert arg0 operands to TREE_TYPE (op0) first.
18896 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18898 * params.def (ira-max-conflict-table-size): Decrease default value
18901 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18903 PR tree-optimization/37031
18904 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18906 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18907 allocate it using gc instead of heap, use VEC_quick_push instead of
18909 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18910 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18911 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18912 allocated vector from heap allocated.
18913 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18914 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18915 vector only after perfect_loop_nest_depth call.
18917 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18918 Jan Sjodin <jan.sjodin@amd.com>
18920 PR tree-optimization/38559
18921 * graphite.c (debug_value, copy_constraint,
18922 swap_constraint_variables, scale_constraint_variable, ): New.
18923 (get_lower_bound, get_upper_bound): Removed.
18924 (graphite_trans_bb_strip_mine): Clean up this code that works
18925 only for constant number of iterations. Fully copy upper and
18926 lower bound constraints, not only the constant part of them.
18927 * graphite.h (debug_value): Declared.
18929 2009-01-08 Ira Rosen <irar@il.ibm.com>
18931 PR tree-optimization/37194
18932 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18933 Don't add the cost of cost model guard in prologue to scalar
18934 outside cost in case of known number of iterations.
18936 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18937 Alan Modra <amodra@bigpond.net.au>
18939 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18940 non-word-aligned REG+CONST addressing.
18942 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18945 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18946 free_after_compilation when outputting a thunk.
18947 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18948 Do not call free_after_compilation here.
18950 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18952 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18953 (ix86_valid_target_attribute_inner_p): Ditto.
18955 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18957 PR tree-optimization/38492
18958 PR tree-optimization/38498
18959 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18960 * tree-chrec.h (scev_is_linear_expression): Declared.
18961 * graphite.c (graphite_cannot_represent_loop_niter): New.
18962 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18963 (graphite_loop_normal_form): Use gcc_assert.
18964 (scan_tree_for_params): Use CASE_CONVERT.
18965 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18966 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18967 Use gcc_assert. Discard scops that contain unhandled cases.
18968 (build_scop_conditions): Return a boolean status for unhandled cases.
18969 (strip_mine_profitable_p): Print the loop number, not its depth.
18970 (is_interchange_valid): Pass the depth of the loop nest, don't
18971 recompute it wrongly.
18972 (graphite_trans_bb_block): Same.
18973 (graphite_trans_bb_block): Print tentative of loop blocking.
18974 (graphite_trans_scop_block): Do not print that the loop has been
18976 (graphite_transform_loops): Do not handle scops that contain condition
18979 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18981 AVX Programming Reference (December, 2008)
18982 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18983 (_mm256_stream_pd): Likewise.
18984 (_mm256_stream_ps): Likewise.
18986 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18987 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18988 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18989 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18990 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18991 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18992 (ix86_expand_special_args_builtin): Likewise.
18994 * config/i386/sse.md (AVXMODEDI): New.
18995 (avx_movnt<mode>): Likewise.
18996 (avx_movnt<mode>): Likewise.
18997 (<sse>_movnt<mode>): Remove AVX support.
18998 (sse2_movntv2di): Likewise.
19000 2009-01-07 Richard Guenther <rguenther@suse.de>
19002 PR middle-end/38751
19003 * fold-const.c (extract_muldiv): Remove obsolete comment.
19004 (fold_plusminus_mult_expr): Undo MINUS_EXPR
19005 to PLUS_EXPR canonicalization for the canonicalization.
19007 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
19009 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
19010 hosted cross-compilers generating less efficient code.
19012 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19014 * function.h (rtl_data): Add a dbr_scheduled_p field.
19015 * reorg.c (dbr_schedule): Set it.
19016 (gate_handle_delay_slots): Check it.
19017 * config/mips/mips.c (mips_base_delayed_branch): Delete.
19018 (mips_reorg): Check flag_delayed_branch instead of
19019 mips_base_delayed_branch.
19020 (mips_override_options): Don't set mips_base_delayed_branch
19021 or flag_delayed_branch.
19023 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19025 PR rtl-optimization/38426.
19026 * ira.c (ira): Set current_function_is_leaf earlier.
19028 2009-01-06 Jakub Jelinek <jakub@redhat.com>
19030 PR rtl-optimization/38722
19031 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
19032 too early, only set a flag and modify after last possible
19035 2009-01-06 Janis Johnson <janis187@us.ibm.com>
19038 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
19039 * real.c (decimal_single_format): Correct values of emin and emax.
19040 (decimal_double_format): Ditto.
19041 (decimal_quad_format): Ditto.
19042 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
19043 computation of DECnn_MIN and DECnn_MAX for corrected values of
19044 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
19045 __DECnn_MIN__, and adjust its computation for the corrected value
19048 2009-01-06 Jan Hubicka <jh@suse.cz>
19051 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
19053 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
19055 * doc/contrib.texi (Contributors): Slightly adjust the end note.
19056 Add Robert Clark to the list of testers.
19058 2009-01-06 Jan Hubicka <jh@suse.cz>
19059 Kai Tietz <kai.tietz@onevision.com>
19061 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
19062 * config/i386/i386.c (ix86_expand_call): Add clobbers.
19064 2009-01-06 Jan Hubicka <jh@suse.cz>
19065 Kai Tietz <kai.tietz@onevision.com>
19067 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
19069 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
19070 (ix86_nsaved_regs): Count only general purpose regs.
19071 (ix86_nsaved_sseregs): New.
19072 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
19073 to 16 for w64; compute padding and size of sse reg save area.
19074 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
19075 general purpose regs.
19076 (ix86_emit_save_sse_regs_using_mov): New.
19077 (ix86_expand_prologue): Save SSE regs if needed.
19078 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
19079 (ix86_emit_restore_sse_regs_using_mov): New.
19080 (ix86_expand_epilogue): Save SSE regs if needed.
19082 2009-01-06 Jan Hubicka <jh@suse.cz>
19083 Kai Tietz <kai.tietz@onevision.com>
19085 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
19086 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
19087 functions when accumulate outgoing args is off.
19089 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19092 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
19093 before using pseudos_have_intersected_live_ranges_p.
19095 * ira-int.h (ira_assert): Always define.
19097 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19099 AVX Programming Reference (December, 2008)
19100 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
19101 (_mm256_permute2_pd): Likewise.
19102 (_mm_permute2_ps): Likewise.
19103 (_mm256_permute2_ps): Likewise.
19104 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19105 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19107 * config/i386/i386.c (ix86_builtins): Remove
19108 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19109 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19110 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
19111 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
19112 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
19113 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
19114 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
19115 __builtin_ia32_vpermil2ps256.
19116 (ix86_init_mmx_sse_builtins): Updated.
19117 (ix86_expand_args_builtin): Likewise.
19119 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19121 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19122 long absolute calls when generating PA 2.0 code.
19124 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19126 PR rtl-optimization/38583
19127 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19129 * params.def (ira-max-conflict-table-size): New.
19131 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19133 * ira.h (ira_conflicts_p): New external definition.
19135 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19136 table. Report this. Return result of building.
19137 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19138 building conflict table.
19140 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19141 (ira_color): Use ira_conflicts_p.
19143 * global.c: Include ira.h.
19144 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19147 * Makefile.in (global.o): Add ira.h.
19149 * ira-build.c (mark_all_loops_for_removal,
19150 propagate_some_info_from_allocno): New.
19151 (remove_unnecessary_allocnos): Call
19152 propagate_some_info_from_allocno.
19153 (remove_low_level_allocnos): New.
19154 (remove_unnecessary_regions): Add parameter. Call
19155 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19156 parameter to remove_unnecessary_regions.
19157 (ira_build): Remove all regions but root if the conflict table was
19158 not built. Update conflict hard regs for allocnos crossing calls.
19160 * ira.c (ira_conflicts_p): New global.
19161 (ira): Define and use ira_conflicts_p.
19163 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19164 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19165 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19167 2009-01-06 Ben Elliston <bje@au.ibm.com>
19169 * gengtype-lex.l (YY_NO_INPUT): Define.
19171 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19174 * c-common.c (handle_vector_size_attribute): Also reject
19175 BOOLEAN_TYPE types.
19177 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
19179 PR tree-optimization/38492
19180 * graphite.c (rename_map_elt, debug_rename_elt,
19181 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
19182 rename_map_elt_info, eq_rename_map_elts,
19183 get_new_name_from_old_name, bb_in_sese_p): Moved around.
19184 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
19185 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
19186 (sese_build_livein_liveouts): New.
19187 (new_sese, free_sese): New.
19188 (new_scop): Call new_sese.
19189 (free_scop): Call free_sese.
19190 (rename_variables_from_edge, rename_phis_end_scop): Removed.
19191 (register_old_new_names): Renamed register_old_and_new_names.
19192 (register_scop_liveout_renames, add_loop_exit_phis,
19193 insert_loop_close_phis, struct igp,
19194 default_liveout_before_guard, add_guard_exit_phis,
19195 insert_guard_phis, copy_renames): New.
19196 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
19197 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
19198 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
19199 (scop_adjust_phis_for_liveouts): New.
19200 (gloog): Call scop_adjust_phis_for_liveouts.
19202 * graphite.h (struct sese): Documented. Added fields liveout,
19203 num_ver and livein.
19204 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
19205 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
19206 (struct scop): Added field liveout_renames.
19207 (SCOP_LIVEOUT_RENAMES): New.
19209 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19211 PR tree-optimization/38510
19212 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
19213 (translate_clast): Call recompute_all_dominators before
19215 (gloog): Call recompute_all_dominators before graphite_verify.
19217 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19218 Jan Sjodin <jan.sjodin@amd.com>
19220 PR tree-optimization/38500
19221 * graphite.c (create_sese_edges): Call fix_loop_structure after
19224 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19226 * config.gcc: Add m32r*-*-rtems*.
19227 * config/m32r/rtems.h: New file.
19229 2009-01-05 Ben Elliston <bje@au.ibm.com>
19231 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
19232 (.po.pox): Likewise.
19233 (po/gcc.pot): Likewise.
19235 2009-01-04 David S. Miller <davem@davemloft.net>
19237 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
19238 (STARTING_FRAME_OFFSET): Always set to zero.
19240 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19242 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
19243 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
19244 fixed-point types, and vectors of the same.
19246 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19248 * config/mips/sync.md (*mb_barrier): Rename to...
19249 (*memory_barrier): ...this.
19251 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
19253 * doc/extend.texi (Function Attributes): Move @cindex after @item
19254 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
19255 and put in alphabetical order. Fix 'target' name and put in order.
19256 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
19259 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
19261 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
19262 (memory_barrier): Expand as unspec instead of unspec_volatile.
19263 Remove mem:BLK from insn operands. Use Pmode scratch register.
19264 (*memory_barrier): Define as unspec instead of unspec_volatile.
19265 Use (match_dup 0) as input operand.
19267 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
19268 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
19269 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
19270 scratch register. Remove operand 1.
19271 (*stbar): Define as unspec instead of unspec_volatile.
19272 Use (match_dup 0) as input operand, remove (const_int 8).
19273 (*membar): Define as unspec instead of unspec_volatile.
19274 Use (match_dup 0) as input operand, remove input operand 2.
19276 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
19277 (memory_barrier): Expand as unspec instead of unspec_volatile.
19278 Remove mem:BLK from insn operands. Use Pmode scratch register.
19279 (*memory_barrier): Define as unspec instead of unspec_volatile.
19280 Use (match_dup 0) as input operand.
19282 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
19283 Remove mem:BLK from insn operands. Use Pmode scratch register.
19284 Set volatile flag on operand 0.
19285 (*memory_barrier): New insn pattern.
19287 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
19289 (*memory_barrier): Use (match_dup 0) as input operand.
19291 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
19292 Remove mem:BLK from insn operands. Use Pmode scratch register.
19293 Set volatile flag on operand 0.
19294 (*mb_internal): New insn pattern.
19296 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
19298 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19300 PR middle-end/38586
19301 * function.c (struct temp_slot): Move to the section of the file
19302 that deals with temp slots. Remove field 'address'.
19303 (temp_slot_address_table): New hash table of address -> temp slot.
19304 (struct temp_slot_address_entry): New struct, items for the table.
19305 (temp_slot_address_compute_hash, temp_slot_address_hash,
19306 temp_slot_address_eq, insert_temp_slot_address): Support functions
19308 (find_temp_slot_from_address): Rewrite to use the new hash table.
19309 (remove_unused_temp_slot_addresses): Remove addresses of temp
19310 slots that have been made available.
19311 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
19312 worker function for remove_unused_temp_slot_addresses.
19313 (assign_stack_temp_for_type): Don't clear the temp slot address list.
19314 Add the temp slot address to the address -> temp slot map.
19315 (update_temp_slot_address): Update via insert_temp_slot_address.
19316 (free_temp_slots): Call remove_unused_temp_slot_addresses.
19317 (pop_temp_slots): Likewise.
19318 (init_temp_slots): Allocate the address -> temp slot map, or empty
19319 the map if it is already allocated.
19320 (prepare_function_start): Initialize temp slot processing.
19322 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19324 PR middle-end/38584
19325 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
19326 Calculate the size of all stack vars assuming no packing of stack
19327 vars will happen, replacing a quadratic algorithm with a linear one.
19329 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19332 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
19335 2009-01-03 Diego Novillo <dnovillo@google.com>
19337 * doc/contrib.texi: Update contributions.
19339 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19342 * builtins.c (fold_builtin_memory_op): Give up if either operand
19343 is volatile. Set srctype or desttype to non-qualified version
19347 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19348 and FUNCTION_DECLs.
19350 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19352 PR rtl-optimization/35805
19353 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19354 problem if fast dce is able to remove any instructions.
19355 * dce.c (dce_process_block): Fix dump message.
19357 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19360 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19362 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19364 PR middle-end/38690
19365 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19366 * tree-pretty-print.c (op_code_prio): New function.
19367 (op_prio): No longer static. Use op_code_prio.
19368 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19369 Use op_prio and op_code_prio to determine if () should be
19370 printed around operand(s) or not.
19372 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19373 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19374 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19375 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19376 pp_character instead of pp_string for single letter printing.
19378 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19380 * doc/extend.texi: Fix '#pragma GCC option' typo.
19382 2009-01-02 Richard Guenther <rguenther@suse.de>
19384 * doc/install.texi (--enable-checking): Mention different
19385 default for stage1.
19386 (--enable-stage1-checking): Document.
19388 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19390 PR middle-end/30142
19391 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19392 case to be an error.
19394 2009-01-02 Ben Elliston <bje@au.ibm.com>
19396 * config/fp-bit.h (pack_d): Constify argument.
19397 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19398 (isnan): Constify argument.
19400 (iszero): Likewise.
19401 (pack_d): Likewise.
19402 (_fpadd_parts): Constify return type.
19403 (_fpmul_parts): Likewise.
19404 (_fpdiv_parts): Likewise.
19406 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19409 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19410 warn about overwriting initializer with side-effects or
19411 -Woverride-init if !IMPLICIT.
19412 (output_init_element): Likewise. Pass IMPLICIT down to
19414 (process_init_element): Add IMPLICIT argument. Pass it down
19415 to output_init_element.
19416 (push_init_element, pop_init_level, set_designator): Adjust
19417 process_init_element callers.
19418 (set_nonincremental_init, set_nonincremental_init_from_string):
19419 Adjust add_pending_init callers.
19420 (output_pending_init_elements): Adjust output_init_element callers.
19421 * c-tree.h (process_init_element): Adjust prototype.
19422 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19423 process_init_element callers.
19426 Copyright (C) 2009 Free Software Foundation, Inc.
19428 Copying and distribution of this file, with or without modification,
19429 are permitted in any medium without royalty provided the copyright
19430 notice and this notice are preserved.