1 2009-07-28 DJ Delorie <dj@redhat.com>
3 * config/mep/mep.c (vtext_section): New.
6 (mep_select_section): Add support for functions.
7 (mep_unique_section): Likewise.
8 (mep_asm_init_sections): Likewise.
9 (mep_encode_section_info): Remove it from here.
11 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
13 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
15 * tree.h (TREE_DEPRECATED): Document it is used for types too.
16 (TYPE_VECTOR_OPAQUE): Use default_def_flag
18 2009-07-28 Douglas B Rupp <rupp@gnat.com>
20 * dwarf2out.c (output_file_names): Test new macro
21 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
22 (add_comp_dir_attribute): Likewise.
24 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
26 * config/i386/mingw-w64.h (LINK_SPEC): Add
27 separating space between commands.
29 2009-07-28 Jan Hubicka <jh@suse.cz>
31 PR tree-optimization/40759
32 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
35 2009-07-27 DJ Delorie <dj@redhat.com>
37 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
38 types are dword-aligned.
39 (mep_expand_va_start): Likewise.
41 2009-07-27 Olivier Hainque <hainque@adacore.com>
42 Douglas B Rupp <rupp@gnat.com>
44 * convert.c (convert_to_pointer): Don't assume the target
45 pointer type is POINTER_SIZE long. Fetch its precision instead.
47 2009-07-27 Douglas B Rupp <rupp@gnat.com>
49 * system.h (fopen): Undefine if macro.
51 2009-07-27 Jakub Jelinek <jakub@redhat.com>
53 * dwarf2out.c (output_cfi_p): Removed.
54 (output_cfis): New function.
55 (output_fde): New function, split from output_call_frame_info.
56 (output_call_frame_info): Use it.
57 (dwarf2out_switch_text_section): Use output_cfis.
59 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
61 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
62 TARGET_BI_ARCH is specified without enabling SJLJ.
63 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
64 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
66 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
68 * arm.md (negdi2): Use DImode if forcing a value into a register.
70 2009-07-26 Ira Rosen <irar@il.ibm.com>
72 PR tree-optimization/40801
73 * tree-vect-stmts.c (vectorizable_call): Get previous copy
74 of vector operand from the previous copy of vector statement.
75 Pass the correct definition type value to
76 vect_get_vec_def_for_stmt_copy().
78 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
80 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
81 const char ** conversion.
83 2009-07-25 David Daney <ddaney@caviumnetworks.com>
85 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
86 fancy_abort() if !ENABLE_ASSERT_CHECKING.
87 (gcc_unreachable): Invoke __builtin_unreachable() if
88 !ENABLE_ASSERT_CHECKING.
90 2009-07-25 David Daney <ddaney@caviumnetworks.com>
92 PR rtl-optimization/40445
93 * emit-rtl.c (next_nonnote_insn_bb): New function.
94 * rtl.h (next_nonnote_insn_bb): Declare new function.
95 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
96 with no successors that is the successor of the ENTRY_BLOCK.
97 Continue from the top after removing an empty fallthrough block.
98 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
101 2009-07-25 David Daney <ddaney@caviumnetworks.com>
103 * cfgcleanup.c (old_insns_match_p): Handle the case of empty
106 2009-07-25 Martin Jambor <mjambor@suse.cz>
108 * c-common.c (c_common_attribute_table): New element for noclone.
109 (handle_noclone_attribute): New function. Forward-declare.
110 * tree-inline.c (tree_versionable_function_p): Check for noclone
112 * doc/extend.texi (Labels as Values): Document need for noclone.
113 (Function Attributes): Document noclone attribute.
115 2009-07-25 Jakub Jelinek <jakub@redhat.com>
117 PR rtl-optimization/34999
118 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
119 and dw_fde_switched_cold_to_hot fields.
120 (output_cfi_p): New function.
121 (output_call_frame_info): If fde->dw_fde_switched_sections,
122 output 2 FDEs instead of one with corrupted header.
123 (dwarf2out_do_cfi_startproc): New function.
124 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
125 and fde->dw_fde_switched_cold_to_hot.
126 (dwarf2out_switch_text_section): Compute
127 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
128 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
129 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
130 Otherwise, compute fde->dw_fde_switch_cfi.
132 2009-07-24 Cary Coutant <ccoutant@google.com>
134 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
136 2009-07-24 Cary Coutant <ccoutant@google.com>
138 * cfghooks.c (split_block): Copy discriminator to new block.
139 * tree-cfg.c (assign_discriminator): Check location of last
140 instruction in block as well as first.
142 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
144 * config/i386/linux.c: Use fputs or putc instead of fprintf
146 * config/i386/gas.h: Ditto.
147 * config/i386/x86-64.h: Ditto.
148 * config/i386/att.h: Ditto.
150 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
152 * expmed.c (emit_store_flag): Use a recursive call to optimize the
155 2009-07-24 Martin Jambor <mjambor@suse.cz>
157 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
158 (ipa_push_func_to_list_1): Declare.
159 (ipa_push_func_to_list): New function.
161 * ipa-prop.c (ipa_push_func_to_list_1): New function.
162 (ipa_init_func_list): Call ipa_push_func_to_list_1.
163 (ipa_push_func_to_list): Removed.
164 (ipa_pop_func_from_list): Clear node_enqueued flag.
166 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
168 * config/s390/s390.c (override_options): Default
169 max-unrolled-insns to 100 for z10 tuning.
171 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
173 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
174 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
175 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
176 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
177 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
178 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
179 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
181 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
183 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
184 use default set in mingw32.h header.
185 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
186 64-bit /mingw/include path.
187 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
190 2009-07-23 Neil Vachharajani <nvachhar@google.com>
192 PR rtl-optimization/40209
193 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
195 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
197 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
198 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
199 with the rest of string where appropriate. Use fputs or putc
200 instead of fprintf where appropriate.
202 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
203 Pat Haugen <pthaugen@us.ibm.com>
204 Revital Eres <ERES@il.ibm.com>
206 * config/rs6000/vector.md: New file. Move most of the vector
207 expander support here from altivec.md to allow for the VSX vector
208 unit in the future. Add support for secondary_reload patterns.
209 Rewrite the patterns for vector comparison, and vector comparison
210 predicate instructions so that the RTL expresses the desired
211 behavior, instead of using unspec.
213 * config/rs6000/constraints.md ("f" constraint): Use
214 rs6000_constraints to hold the precalculated register class.
215 ("d" constraint): Ditto.
216 ("wd" constraint): New constraint for VSX.
217 ("wf" constraint): Ditto.
218 ("ws" constraint): Ditto.
219 ("wa" constraint): Ditto.
220 ("wZ" constraint): Ditto.
221 ("j" constraint): Ditto.
223 * config/rs6000/predicates.md (vsx_register_operand): New
225 (vfloat_operand): New predicate for vector.md.
226 (vint_operand): Ditto.
227 (vlogical_operand): Ditto.
228 (easy_fp_constant): If VSX, 0.0 is an easy constant.
229 (easy_vector_constant): Add VSX support.
230 (altivec_indexed_or_indirect_operand): New predicate for
231 recognizing Altivec style memory references with AND -16.
233 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
234 for vector secondary reload support.
235 (rs6000_vector_reg_class): Delete, replacing it with
237 (rs6000_vsx_reg_class): Ditto.
238 (rs6000_constraints): New array to hold the register classes of
239 each of the register constraints that can vary at runtime.
240 (builtin_mode_to_type): New static array for builtin function type
242 (builtin_hash_table): New static hash table for builtin function
244 (TARGET_SECONDARY_RELOAD): Define target hook.
245 (TARGET_IRA_COVER_CLASSES): Ditto.
246 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
247 registers are 128 bits if VSX memory reference instructions are used.
248 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
250 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
251 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
252 Print several of the scheduling related parameters.
253 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
254 rs6000_constraints instead of rs6000_vector_reg_class. Move
255 -mdebug=reg code to rs6000_debug_reg_global. Add support for
256 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
257 Altivec. Add VSX support. Setup for secondary reload support on
258 Altivec/VSX registers.
259 (rs6000_override_options): Make power7 set the scheduling groups
260 like the power5. Add support for new debug switches to override
261 the scheduling defaults. Temporarily disable -mcpu=power7 from
262 setting -mvsx. Add support for debug switches -malways-hint,
263 -msched-groups, and -malign-branch-targets.
264 (rs6000_buitlin_conversion): Add support for returning unsigned
265 vector conversion functions to fix regressions due to stricter
267 (rs6000_builtin_mul_widen_even): Ditto.
268 (rs6000_builtin_mul_widen_odd): Ditto.
269 (rs6000_builtin_vec_perm): Ditto.
270 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
271 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
273 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
275 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
276 VSX types for bit operations. Changes to accomidate vector.md.
279 (struct builtin_description_predicates): Rewrite predicate
280 handling so that RTL describes the operation, instead of passing
281 the instruction to be used as a string argument.
282 (bdesc_altivec_preds): Ditto.
283 (altivec_expand_predicate_builtin): Ditto.
284 (altivec_expand_builtin): Ditto.
285 (rs6000_expand_ternop_builtin): Use a switch instead of an if
286 statement for vsldoi support.
287 (altivec_expand_ld_builtin): Change to use new names from vector.md.
288 (altivec_expand_st_builtin): Ditto.
289 (paired_expand_builtin): Whitespace changes.
290 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
291 builtin_mode_to_type table for secondary reload. Call
292 builtin_function_type to build random builtin functions.
293 (altivec_init_builtins): Change to use builtin_function_type to
294 create builtin function types dynamically as we need them.
295 (builtin_hash_function): New support for hashing the tree types
296 for builtin function as we need it, rather than trying to build
297 all of the trees that we need. Add initial preliminary VSX support.
298 (builtin_function_type): Ditto.
299 (builtin_function_eq): Ditto.
300 (builtin_hash_struct): Ditto.
301 (rs6000_init_builtins): Ditto.
302 (rs6000_common_init_builtins): Ditto.
303 (altivec_init_builtins): Ditto.
304 (rs6000_common_init_builtins): Ditto.
305 (enum reload_reg_type): New enum for simplifing reg classes.
306 (rs6000_reload_register_type): Simplify register classes into GPR,
307 Vector, and other registers. Altivec and VSX addresses in reload.
308 (rs6000_secondary_reload_inner): Ditto.
309 (rs6000_ira_cover_classes): New target hook, that returns the
310 appropriate cover classes, based on -mvsx being used or not.
311 (rs6000_secondary_reload_class): Add VSX support.
312 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
313 (get_vsel_insn): Ditto.
314 (rs6000_emit_vector_compare): Rewrite vector conditional support
315 so that where we can, we use RTL operators, instead of blindly use
317 (rs6000_emit_vector_select): Ditto.
318 (rs6000_emit_vector_cond_expr): Ditto.
319 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
320 (create_TOC_reference): Add -mdebug=addr support.
321 (emit_frame_save): VSX loads/stores need register indexed addressing.
323 * config/rs6000/rs6000.md: Include vector.md.
325 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
327 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
328 support for V2DI, V2DF in logical, permute, select operations.
330 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
331 switch for vsx/power7.
332 (-mvsx-scalar-memory): Ditto.
333 (-mvsx-align-128): Ditto.
334 (-mallow-movmisalign): Ditto.
335 (-mallow-df-permute): Ditto.
336 (-msched-groups): Ditto.
337 (-malways-hint): Ditto.
338 (-malign-branch-targets): Ditto.
340 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
342 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
343 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
344 (rs6000_vector_reg_class): Delete.
345 (rs6000_vsx_reg_class): Ditto.
346 (enum rs6000_reg_class_enum): New enum for the constraints that
347 vary based on target switches.
348 (rs6000_constraints): New array to hold the register class for all
349 of the register constraints that vary based on the switches used.
350 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
351 (enum rs6000_builtins): Add unsigned varients for the builtin
352 declarations returned by target hooks for expanding multiplies,
353 select, and permute operations. Add VSX builtins.
354 (enum rs6000_builtin_type_index): Add entries for VSX.
355 (V2DI_type_node): Ditto.
356 (V2DF_type_node): Ditto.
357 (unsigned_V2DI_type_node): Ditto.
358 (bool_long_type_node): Ditto.
359 (intDI_type_internal_node): Ditto.
360 (uintDI_type_internal_node): Ditto.
361 (double_type_internal_node): Ditto.
363 * config/rs6000/altivec.md (whole file): Move all expanders to
364 vector.md from altivec.md. Rename insn matching functions to be
366 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
367 (altivec_vcmp*): Ditto.
368 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
369 (VM): New iterator for moves that includes the VSX types.
370 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
371 (altivec_vperm_<mode>_uns): New, for unsigned types.
372 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
373 (altivec_eq<mode>): Ditto.
374 (altivec_gt<mode>): Ditto.
375 (altivec_gtu<mode>): Ditto.
376 (altivec_eqv4sf): Ditto.
377 (altivec_gev4sf): Ditto.
378 (altivec_gtv4sf): Ditto.
379 (altivec_vcmpbfp_p): Ditto.
381 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
383 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
386 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
389 * config/i386/i386.c (output_387_ffreep): Rewrite to use
390 ASM_SHORT instead of .word.
391 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
392 instead of .word in asm template.
394 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
397 * ira-lives.c (bb_has_abnormal_call_pred): New function.
398 (process_bb_node_lives): Use it.
400 * ira.c (setup_cover_and_important_classes): Don't setup
401 ira_important_class_nums. Add cover classes to the end of
403 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
405 (find_reg_class_closure): Use reorder_important_classes.
407 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
409 * config/i386/i386.c (i386_ira_cover_classes): New function.
410 (TARGET_IRA_COVER_CLASSES): Redefine.
412 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
413 importance of order of cover classes in the array.
415 2009-07-22 Diego Novillo <dnovillo@google.com>
417 * tree-pass.h (TDF_EH): Define.
418 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
419 contains TDF_EH, print the EH region number holding GS.
420 * tree-dump.c (dump_options): Add "eh".
421 * doc/invoke.texi: Document it.
423 2009-07-22 Doug Kwan <dougkwan@google.com>
425 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
427 2009-07-22 Michael Matz <matz@suse.de>
429 PR tree-optimization/35229
430 PR tree-optimization/39300
432 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
433 (inhibit_phi_insertion): New function.
434 (insert_into_preds_of_block): Call it for REFERENCEs.
435 (init_pre): Initialize and finalize scalar evolutions.
436 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
438 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
440 * config/i386/predicates.md (zero_extended_scalar_load_operand):
441 Use CONST_VECTOR_NUNITS to determine number of elements.
443 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
445 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
446 (U, W): Constraints are now deprecated and will be removed if we
448 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
450 ("prefetch"): Add the stcmh instruction for prefetching.
451 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
453 (s390_short_displacement): Return always true if compiling for
454 machines not providing the long displacement facility.
455 (s390_mem_constraint): Support the new constraint letter Z.
456 (s390_check_qrst_address): New function.
458 2009-07-21 DJ Delorie <dj@redhat.com>
460 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
463 2009-07-21 Jason Merrill <jason@redhat.com>
465 * c-common.c (max_tinst_depth): Increase default to 1024.
467 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
469 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
470 (vec_unpacku_float_lo_v4si): Ditto.
472 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
475 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
476 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
477 (builtin_description): Add __builtin_ia32_cvtudq2ps.
478 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
480 2009-07-21 Jakub Jelinek <jakub@redhat.com>
482 PR tree-optimization/40813
483 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
486 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
488 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
489 with a NOP_EXPR if needed.
491 2009-07-21 Paul Brook <paul@codesourcery.com>
493 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
494 Terminate debug dump with newline.
496 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
498 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
499 Cast "1" to unsigned HOST_WIDE_INT.
500 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
501 deposit length to the maximum length - lsb. Extend length if
502 HOST_BITS_PER_WIDE_INT is 32.
504 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
506 * cgraph.h (constant_pool_htab): New function.
507 (constant_descriptor_tree): Move from varasm.c.
508 * varasm.c (constant_pool_htab): New function.
509 (constant_descriptor_tree): Move to cgraph.h.
511 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
513 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
515 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
517 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
520 2009-07-20 Xinliang David Li <davidxl@google.com>
522 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
524 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
526 * config/mips/mips.md (move_type): Add arith.
527 (type): Handle arith.
528 (zero_extendsidi2): Rename this into ...
529 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
530 (zero_extendsidi2): New expander.
531 (*zero_extendsidi2_dext): New pattern.
533 2009-07-20 Nick Clifton <nickc@redhat.com>
535 * config.gcc (mips64-*-*): Add definition of tm_defines in order
536 to set MIPS_ABI_DEFAULT.
537 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
539 2009-07-20 Jakub Jelinek <jakub@redhat.com>
541 * tree-object-size.c (addr_object_size): Handle unions with
542 array in it as last field of structs in __bos (, 1) as __bos (, 0).
544 PR tree-optimization/40792
545 * tree.c (build_function_type_skip_args): Remove bogus assert.
547 2009-07-20 Jan Hubicka <jh@suse.cz>
548 Martin Jambor <mjambor@suse.cz>
550 * cgraph.h (combined_args_to_skip): New field.
551 * cgraph.c (cgraph_create_virtual_clone): Properly handle
552 combined_args_to_skip and args_to_skip.
553 * tree-inline.c (update_clone_info): New function.
554 (tree_function_versioning): Call update_clone_info.
555 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
557 (cgraph_materialize_all_clones): More extensive dumping, working
558 with combined_args_to_skip rather than args_to_skip.
560 2009-07-20 Ira Rosen <irar@il.ibm.com>
562 * tree-vectorizer.h (vectorizable_condition): Add parameters.
563 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
564 (get_initial_def_for_reduction): Likewise.
565 (vectorizable_reduction): Skip the check of first operand in case
566 of COND_EXPR. Add check that it is outer loop vectorization if
567 nested cycle was detected. Call vectorizable_condition() for
568 COND_EXPR. If reduction epilogue cannot be created do not fail for
569 nested cycles (if it is not double reduction). Assert that there
570 is only one type in the loop in case of COND_EXPR. Call
571 vectorizable_condition() to vectorize COND_EXPR.
572 * tree-vect-stmts.c (vectorizable_condition): Update comment.
573 Add parameters. Allow nested cycles if called from
574 vectorizable_reduction(). Use reduction vector variable if provided.
575 (vect_analyze_stmt): Call vectorizable_reduction() before
576 vectorizable_condition().
577 (vect_transform_stmt): Update call to vectorizable_condition().
579 2009-07-20 Christian Bruel <christian.bruel@st.com>
581 * config/sh/sh.opt (-mfmovd): Resurrect and document.
582 * doc/invoke.texi (-mfmovd): Likewise.
583 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
585 2009-07-20 Jan Hubicka <jh@suse.cz>
587 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
588 when handling SSA name.
590 2009-07-19 Jan Hubicka <jh@suse.cz>
592 PR tree-optimization/40676
593 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
594 virtual PHIs in empty BBs.
596 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
598 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
599 re-expanded the compound use gen_lowpart instead to convert to the
602 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
604 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
605 OUTER_CONST arguments.
606 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
607 the new wider mode will be masked off.
608 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
610 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
612 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
613 high-order bits are zero.
615 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
617 * combine.c (simplify_shift_const_1): Split code to determine
619 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
620 new bits shifted in are identical to the old sign bit.
622 2009-07-18 Richard Guenther <rguenther@suse.de>
625 * gimplify.c (gimplify_call_expr): Reject code using results from
626 functions returning void.
628 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
630 * doc/md.texi: Document the new PowerPC "es" constraint.
631 Document that "m" can include automodified addresses on this target,
632 and explain how %U must be used. Extend the "Q" and "Z" documentation
633 to suggest "es" as well as "m".
634 * config/rs6000/constraints.md (es): New memory constraint.
635 (Q, Z): Update strings to match new documentation.
637 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
639 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
640 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
641 * config/rs6000/predicates.md (volatile_mem_operand): Use
642 offsettable_nonstrict_memref_p.
643 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
644 (*floatunssidf2_internal): Likewise.
645 (*fix_truncdfsi2_internal): Likewise.
646 (*fix_trunctfsi2_internal): Likewise.
648 2009-07-17 Anatoly Sokolov <aesok@post.ru>
650 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
652 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
654 2009-07-17 Richard Guenther <rguenther@suse.de>
657 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
658 (pass_warn_unused_result): Likewise.
659 (TODO_set_props): Remove.
660 * omp-low.c (diagnose_omp_structured_block_errors): Change to
662 (pass_diagnose_omp_blocks): Define.
663 * c-decl.c (pop_file_scope): Do not finalize the CU here.
664 (c_gimple_diagnostics_recursively): Remove.
665 (finish_function): Do not call it.
666 (c_write_global_declarations): Continue after errors.
667 Finalize the CU here.
668 * c-gimplify.c (c_genericize): Do not gimplify here.
669 * c-common.c (c_warn_unused_result): Move ...
670 * tree-cfg.c (do_warn_unused_result): ... here.
671 (run_warn_unused_result): New function.
672 (gate_warn_unused_result): New function.
673 (pass_warn_unused_result): New pass.
674 * c-common.h (c_warn_unused_result): Remove.
675 * flags.h (flag_warn_unused_result): Declare.
676 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
677 * opts.c (flag_warn_unused_result): Initialize to false.
678 * toplev.c (compile_file): Add comment.
679 * omp-low.c (create_omp_child_function): Do not register
680 the function with the frontend.
681 (diagnose_omp_structured_block_errors): Prepare to be
682 called as optimization pass.
683 (gate_diagnose_omp_blocks): New function.
684 (pass_diagnose_omp_blocks): New pass.
685 * cgraph.h (cgraph_optimize): Remove.
686 (cgraph_analyze_function): Likewise.
687 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
688 * cgraphunit.c (cgraph_lower_function): Lower nested functions
689 before their parents here.
690 (cgraph_finalize_function): Not here.
691 (cgraph_analyze_function): Gimplify functions here.
692 (cgraph_finalize_compilation_unit): Continue after errors.
693 Optimize the callgraph from here.
694 (cgraph_optimize): Make static.
695 * langhooks.c (write_global_declarations): Finalize the CU.
696 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
697 (gimplify_function_tree): Assert we gimplify only once.
698 Set PROP_gimple_any property.
699 * tree-nested.c (gimplify_all_functions): New function.
700 (lower_nested_functions): Gimplify all nested functions.
701 * gimple.h (diagnose_omp_structured_block_errors): Remove.
702 * passes.c (init_optimization_passes): Add pass_warn_unused_result
703 and pass_diagnose_omp_blocks after gimplification. Do not
704 set TODO_set_props on all_lowering_passes.
705 (execute_one_pass): Do not handle TODO_set_props.
706 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
707 (gimplify.o): Add tree-pass.h dependency.
708 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
709 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
710 (unsave_r): Likewise.
711 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
714 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
716 * doc/service.texi (Service): Restore previously removed link,
717 which isn't broken after all.
719 2009-07-17 Richard Guenther <rguenther@suse.de>
721 PR tree-optimization/40321
722 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
723 PHI nodes to the maximal set.
724 (make_values_for_phi): Add PHI arguments to the maximal set.
725 (execute_pre): Dump PHI_GEN and the maximal set.
727 2009-07-17 Jakub Jelinek <jakub@redhat.com>
730 * gimplify.c (gimplify_conversion): Don't change non-conversions into
733 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
735 * doc/extend.texi (Nested Functions): Replace broken link with
737 * doc/service.texi (Service): Remove broken link.
739 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
742 * builtins.c (expand_builtin_memcmp): Use loc instead of
744 (expand_builtin_strncmp): Likewise.
746 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
747 Manuel López-Ibáñez <manu@gcc.gnu.org>
750 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
751 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
752 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
753 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
754 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
755 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
756 tree-inline.c, c-common.c, c-common.h, gimple.c,
757 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
758 convert.c: Add location argument to fold_{unary,binary,ternary},
759 fold_build[123], build_call_expr, build_size_arg,
760 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
761 fold_build1_initializer, fold_build2_initializer,
762 fold_build3_initializer, fold_build_call_array,
763 fold_build_call_array_initializer, fold_single_bit_test,
764 omit_one_operand, omit_two_operands, invert_truthvalue,
765 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
766 combine_comparisons, fold_builtin_*, fold_call_expr,
767 build_range_check, maybe_fold_offset_to_address, round_up,
770 2009-07-16 Jason Merrill <jason@redhat.com>
773 * c-common.c (c_common_reswords): Add __is_standard_layout
775 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
776 * doc/implement-cxx.texi: New.
777 * doc/gcc.texi: Include it.
779 2009-07-16 DJ Delorie <dj@redhat.com>
781 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
782 compares that may be indirectly affected by previous instructions.
784 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
786 * builtins.c (do_mpc_arg2): New.
787 (fold_builtin_2): Fold builtin cpow.
788 * real.h (HAVE_mpc_pow): New.
790 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
792 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
793 comparison to skip unprofitable schedule
795 2009-07-16 Simon Baldwin <simonb@google.com>
797 * gcc.c (option_map): New flag -no-canonical-prefixes.
798 * (display_help): Print help text for new flag.
799 * (process_command): Move options translation and language specifics
800 and handle new flag early. Use it to set a function pointer to a
801 prefix builder. Replace make_relative_prefix calls with calls to
802 the function pointed to. Ignore new flag in regular options handling.
803 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
805 2009-07-15 DJ Delorie <dj@redhat.com>
807 * config/mep/mep.md (sibcall_internal): Change register to avoid
809 (sibcall_value_internal): Likewise.
811 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
813 PR rtl-optimization/40710
814 * resource.c (mark_target_live_regs): Reset DF problem to LR.
816 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
818 * config/mips/mips.md (*extenddi_truncate<mode>,
819 *extendsi_truncate<mode>): Change type attribute to move_type
820 with shift_shift. Split out code handling exts from here ...
821 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
823 (*extendhi_truncateqi): Change type attribute to move_type with
824 shift_shift. Split out code handling exts from here ...
825 (*extendhi_truncateqi_exts): ... to this new pattern.
827 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
829 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
830 instead of "and" with inverted sign bit mask value. Use
831 "nonimmediate_operand" for operand 1 and operand 2 predicate.
832 Allocate registers only for operand 4 and operand 5.
834 2009-07-15 Jakub Jelinek <jakub@redhat.com>
837 * fold-const.c (fold_cond_expr_with_comparison): When folding
838 < and <= to MIN, make sure the MIN uses the same type as the
839 comparison's operands.
841 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
843 * arm.md (ior_xor): New code iterator.
844 (split for ior/xor with shift and zero-extend): New split pattern.
845 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
847 2009-07-15 Richard Guenther <rguenther@suse.de>
849 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
852 2009-07-15 Richard Guenther <rguenther@suse.de>
855 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
857 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
859 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
860 handle 2.6.30 kernel.
862 2009-07-15 DJ Delorie <dj@redhat.com>
864 * config/mep/mep.md (sibcall_internal): Change register to allow
865 for 24-bit addresses.
866 (sibcall_value_internal): Likewise.
868 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
870 * doc/invoke.texi: Added descriptions of the scheduling heuristics
871 that are enabled/disabled by the flags introduced by a previous patch.
873 2009-07-14 DJ Delorie <dj@redhat.com>
875 * config/mep/mep.md (sibcall_internal): Include non-toggling
877 (sibcall_value_internal): Likewise.
879 2009-07-14 Taras Glek <tglek@mozilla.com>
880 Rafael Espindola <espindola@google.com>
882 * doc/sourcebuild.texi: Document install-plugin target.
883 * configure.ac: Added install-plugin target to language makefiles.
884 * configure: Regenerate.
885 * Makefile.in: (install-plugin): Install more headers,
886 depend on lang.install-plugin.
888 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
890 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
893 2009-07-14 DJ Delorie <dj@redhat.com>
895 * config/mep/mep.c (mep_vliw_jmp_match): New function.
896 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
897 * config/mep/mep.md (sibcall_internal): Change test from
898 mep_vliw_mode_match to mep_vliw_jmp_match.
899 (sibcall_value_internal): Likewise.
901 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
903 * config/i386/sse.md (copysign<mode>3): New expander.
904 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
905 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
906 Use ix86_build_const_vector.
907 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
908 IX86_BUILTIN_CPYSGNPD.
909 (builtin_description): Add __builtin_ia32_copysignps and
910 __builtin_ia32_copysignpd.
911 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
912 and BUILT_IN_COPYSIGNF.
914 2009-07-13 Jason Merrill <jason@redhat.com>
916 * builtins.c (can_trust_pointer_alignment): New fn.
917 (get_pointer_alignment): Factor it out from here.
918 * tree.h: Declare it.
920 2009-07-14 David Edelsohn <edelsohn@gnu.org>
922 * config/rs6000/predicates.md (offsettable_mem_operand): Test
925 2009-07-14 Dodji Seketeli <dodji@redhat.com>
929 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
931 2009-07-14 Richard Guenther <rguenther@suse.de>
932 Andrey Belevantsev <abel@ispras.ru>
935 * cfgexpand.c (partition_stack_vars): Do not bother to update
936 alias information when not optimizing.
938 2009-07-14 Richard Guenther <rguenther@suse.de>
939 Andrey Belevantsev <abel@ispras.ru>
941 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
942 (pt_solution_set): Likewise.
943 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
944 * tree-ssa-structalias.c (pt_solution_set): New function.
945 * final.c (rest_of_clean_state): Free SSA data structures.
946 * print-rtl.c (print_decl_name): Remove.
947 (print_mem_expr): Implement in terms of print_generic_expr.
948 * alias.c (ao_ref_from_mem): New function.
949 (rtx_refs_may_alias_p): Likewise.
950 (true_dependence): Query alias-export info.
951 (canon_true_dependence): Likewise.
952 (write_dependence_p): Likewise.
953 * tree-dfa.c (get_ref_base_and_extent): For void types leave
955 * emit-rtl.c (component_ref_for_mem_expr): Remove.
956 (mem_expr_equal_p): Use operand_equal_p.
957 (set_mem_attributes_minus_bitpos): Do not use
958 component_ref_for_mem_expr.
959 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
960 (update_alias_info_with_stack_vars): Likewise.
961 (partition_stack_vars): Call update_alias_info_with_stack_vars.
962 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
963 explicitly nor clear stmt operands.
964 Free the decl-to-pointer map.
965 * tree-optimize.c (execute_free_datastructures): Do not free
966 SSA data structures here.
967 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
968 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
969 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
971 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
973 2009-07-13 DJ Delorie <dj@redhat.com>
975 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
976 unrolling at the right iteration count.
978 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
981 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
983 * haifa-sched.c (rank_for_schedule): Introduced flags to
984 enable/disable individual scheduling heuristics.
985 * common.opt: Introduced flags to enable/disable individual
986 heuristics in the scheduler.
987 * doc/invoke.texi: Introduced flags to enable/disable individual
988 heuristics in the scheduler.
990 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
992 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
993 config/i386/mingw-tls.c.
994 * config/i386/mingw-tls.c: Removed.
996 2009-07-13 Ira Rosen <irar@il.ibm.com>
998 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
999 checks access only relevant statements.
1000 (vectorizable_reduction): Likewise.
1002 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
1004 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
1005 just for 32-bit case.
1007 2009-07-12 Jan Hubicka <jh@suse.cz>
1009 PR tree-optimization/40585
1010 * except.c (expand_resx_expr): When there already is resume
1011 instruction, produce linked list.
1012 (build_post_landing_pads): Assert that resume is empty.
1013 (connect_post_landing_pads): Handle resume lists.
1014 (dump_eh_tree): Dump resume list.
1016 2009-07-12 Ira Rosen <irar@il.ibm.com>
1018 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
1019 with additional argument.
1020 * tree-vectorizer.h (enum vect_def_type): Add
1021 vect_double_reduction_def.
1022 (vect_is_simple_reduction): Add argument.
1023 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
1025 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
1026 vect_is_simple_reduction with additional argument.
1027 (vect_analyze_loop_operations): Handle exit phi nodes in case of
1029 (reduction_code_for_scalar_code): Handle additional codes by
1030 returning ERROR_MARK for them. Fix comment and indentation.
1031 (vect_is_simple_reduction): Fix comment, add argument to specify
1032 double reduction. Detect double reduction.
1033 (get_initial_def_for_induction): Fix indentation.
1034 (get_initial_def_for_reduction): Fix comment and indentation.
1035 Handle double reduction. Create initial definitions that do not
1036 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
1037 (vect_create_epilog_for_reduction): Fix comment, add argument to
1038 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
1039 epilogue result extraction. Create double reduction phi node and
1040 replace relevant uses.
1041 (vectorizable_reduction): Call vect_is_simple_reduction with
1042 additional argument. Fix indentation. Update epilogue code treatment
1043 according to the changes in reduction_code_for_scalar_code. Check
1044 for double reduction. Call vect_create_epilog_for_reduction with
1045 additional argument.
1046 * tree-vect-stmts.c (process_use): Handle double reduction, update
1048 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
1049 (vect_get_vec_def_for_operand): Likewise.
1051 2009-07-12 Danny Smith <dansmister@gmail.com>
1053 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
1054 dllexport if !TREE_PUBLIC.
1055 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
1057 2009-07-11 Anatoly Sokolov <aesok@post.ru>
1059 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
1060 (avr_extra_arch_macro) Remove declatation.
1061 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
1062 (avr_extra_arch_macro) Declare as static.
1063 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
1065 2009-07-11 Jan Hubicka <jh@suse.cz>
1068 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
1070 2009-07-11 Jakub Jelinek <jakub@redhat.com>
1073 * dwarf2out.c (dw_fde_struct): Add in_std_section and
1074 cold_in_std_section bits.
1075 (dwarf2out_begin_prologue): Initialize them.
1076 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
1077 if already covered by text_section or cold_text_section range.
1079 PR rtl-optimization/40667
1080 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
1081 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
1082 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
1083 * config/i386/i386.c (ix86_minimum_alignment): New function.
1084 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
1085 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
1086 * emit-rtl.c (gen_reg_rtx): Likewise.
1087 * function.c (assign_parms): Likewise. If nominal_type needs
1088 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
1089 rather than passed_type's alignment.
1092 * function.c (assign_parm_setup_stack): Adjust
1093 MEM_OFFSET (data->stack_parm) if promoted_mode is different
1094 from nominal_mode on big endian.
1096 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
1098 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
1100 2009-07-10 DJ Delorie <dj@redhat.com>
1102 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
1104 2009-07-10 Mark Mitchell <mark@codesourcery.com>
1106 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
1108 (thumb2_cbnz): Likewise.
1110 2009-07-10 David Daney <ddaney@caviumnetworks.com>
1113 * config.gcc (supported_defaults): Add synci.
1114 (with_synci): Add validation.
1115 (all_defaults): Add synci.
1116 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
1119 * config/mips/mips.opt (msynci): New option.
1120 * config/mips/mips.c (mips_override_options): Warn on use of
1121 -msynci for targets that do now support it.
1122 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
1124 * gcc/doc/invoke.texi (-msynci): Document the new option.
1125 * doc/install.texi (--with-synci): Document the new option.
1127 2009-07-10 Richard Guenther <rguenther@suse.de>
1129 PR tree-optimization/40496
1130 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
1131 the PHI result with a compatible type.
1133 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
1137 * c.opt (Wunused-result): New.
1138 * doc/invoke.texi: Document it.
1139 * c-common.c (c_warn_unused_result): Use it.
1141 2009-07-09 DJ Delorie <dj@redhat.com>
1143 * targhooks.c (default_target_can_inline_p): Rename from
1144 default_target_option_can_inline_p.
1145 * targhooks.h (default_target_can_inline_p): Likewise.
1146 * target-def.h (TARGET_CAN_INLINE_P): Rename from
1147 TARGET_OPTION_CAN_INLINE_P.
1148 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
1149 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
1150 (mep_target_can_inline_p): Rename from
1151 mep_target_option_can_inline_p.
1154 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
1155 registers used to pass vectors.
1157 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
1159 2009-07-09 Tom Tromey <tromey@redhat.com>
1161 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
1162 * config/mmix/mmix.c: Include dwarf2.h.
1163 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
1164 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
1165 * config/sh/sh.c: Include dwarf2.h.
1166 * config/i386/i386.c: Include dwarf2.h.
1167 * Makefile.in (DWARF2_H): Remove 'elf'.
1168 * except.c: Include dwarf2.h.
1169 * unwind-dw2.c: Include dwarf2.h.
1170 * dwarf2out.c: Include dwarf2.h.
1171 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1172 * unwind-dw2-fde.c: Include dwarf2.h.
1173 * dwarf2asm.c: Include dwarf2.h.
1175 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1177 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1178 (max_issue): Use it.
1179 * sched-int.h (struct sched_info: insn_finishes_block_p): New
1181 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
1182 (region_sched_info): Update.
1183 * sched-ebb.c (ebb_sched_info): Update.
1184 * modulo-sched.c (sms_sched_info): Update.
1185 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
1187 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1189 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1191 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1193 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1195 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1198 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1199 arg1 with arg01 if arg1 is already INTEGER_CST.
1201 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1203 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1204 Transform (and (truncate)) into (truncate (and)).
1206 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1208 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1209 creating LHS paradoxical subregs. Fix surrounding returns to
1210 use NULL_RTX rather than 0.
1212 2009-07-08 DJ Delorie <dj@redhat.com>
1214 * config/mep/mep.c: (mep_option_can_inline_p): New.
1215 (TARGET_OPTION_CAN_INLINE_P): Define.
1217 2009-07-08 Mark Wielaard <mjw@redhat.com>
1220 * dwarf2out.c (add_data_member_location_attribute): When we have
1221 only a constant offset don't emit a new location description using
1222 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1225 2009-07-08 Richard Henderson <rth@redhat.com>
1228 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1229 (enum reg_class): Add CLOBBERED_REGS.
1230 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1231 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1232 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1233 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1234 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1235 force 64-bit sibcalls into R11.
1236 * config/i386/constraints.md (U): New constraint.
1237 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1238 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1239 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1241 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1243 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1245 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1246 * ebitmap.h (dump_ebitmap): Ditto.
1247 * optabs.h (optab_libfunc): Ditto.
1248 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
1249 * tree-flow.h (vect_can_force_dr_alignment_p,
1250 get_vectype_for_scalar_type): Ditto.
1251 (vectorize_loops): Move prototype to ...
1252 * tree-vectorizer.h: ... here. Also, adjust comment.
1253 (vect_set_verbosity_level): Remove duplicate prototype.
1254 * tree-ssa-loop.c: Include tree-vectorizer.h.
1255 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
1257 2009-07-08 Nick Clifton <nickc@redhat.com>
1259 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
1262 2009-07-08 DJ Delorie <dj@redhat.com>
1264 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
1265 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
1266 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
1268 * config/mep/intrinsics.md: Regenerated.
1269 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
1270 registers when asm() or calls are detected.
1272 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1275 * gimplify.c (gimplify_expr): Propagate no_warning flag when
1277 * gimple (gimple_build_call_from_tree): Likewise.
1278 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
1279 no_warning flag before warning.
1281 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1283 * tree.c (set_expr_locus): Remove.
1284 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
1285 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
1287 * gimplify.c (internal_get_tmp_var): Likewise.
1288 (gimplify_call_expr): Likewise.
1289 (gimplify_one_sizepos): Likewise.
1291 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
1294 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
1295 to variables for debugging purposes.
1297 2009-06-23 Mark Loeser <mark@halcy0n.com>
1300 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
1302 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1304 * pretty-print.c (pp_base_format): Remove %J.
1305 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1306 gcc_cxxdiag_char_table): Likewise.
1307 (init_dynamic_diag_info): Likewise.
1309 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1311 * pretty-print.c (pp_base_format): Remove %H.
1312 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1313 gcc_cxxdiag_char_table): Likewise.
1314 (init_dynamic_diag_info): Likewise.
1315 * config/mep/mep.c (mep_select_section): Likewise.
1317 2009-07-07 Duncan Sands <baldrick@free.fr>
1319 * final.c (pass_clean_state): Give the pass a name.
1320 * passes.c (pass_rest_of_compilation): Likewise.
1321 * tree-optimize.c (pass_all_optimizations): Likewise.
1323 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
1325 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
1326 an extra 'decl' for error_at.
1328 2009-07-07 Jakub Jelinek <jakub@redhat.com>
1331 * tree-tailcall.c (adjust_return_value_with_ops,
1332 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
1333 if it has complex or vector type.
1335 2009-07-07 Olivier Hainque <hainque@adacore.com>
1337 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
1340 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
1342 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
1344 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1346 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
1347 * c-decl.c: Likewise.
1348 * function.c: Likewise.
1349 * varasm.c: Likewise.
1350 * tree-ssa.c: Likewise.
1351 * c-common.c: Likewise.
1352 * tree-cfg.c: Likewise.
1353 * config/spu/spu.c: Likewise.
1354 * config/ia64/ia64.c: Likewise.
1355 * config/v850/v850.c: Likewise.
1357 2009-07-06 DJ Delorie <dj@redhat.com>
1359 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
1360 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
1361 unspecified accesses to control registers.
1362 * config/mep/intrinsics.md: Regenerate.
1363 * config/mep/intrinsics.h: Regenerate.
1364 * config/mep/mep-intrin.h: Regenerate.
1366 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1368 * c-lex.c: Replace %H by an explicit location. Update all calls.
1369 * c-common.c: Likewise.
1370 * c-decl.c: Likewise.
1371 * c-typeck.c: Likewise.
1372 * fold-const.c: Likewise.
1373 * gimplify.c: Likewise.
1375 * tree-cfg.c: Likewise.
1376 * tree-ssa-loop-niter.c: Likewise.
1377 * tree-vrp.c: Likewise.
1378 * value-prof.c: Likewise.
1380 2009-07-06 Diego Novillo <dnovillo@google.com>
1382 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
1383 if it has one. Handle cases where VAR does not have an
1384 annotation or cfun is NULL.
1386 2009-07-06 Diego Novillo <dnovillo@google.com>
1388 * tree.c: Include debug.h.
1389 (initialize_tree_contains_struct): New.
1390 (init_ttree): Call it.
1391 (tree_node_structure_for_code): Factor out of ...
1392 (tree_node_structure): ... here.
1393 * treestruct.def (TS_PHI_NODE): Remove.
1394 (TS_GIMPLE_STATEMENT): Remove.
1396 2009-07-06 Diego Novillo <dnovillo@google.com>
1398 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
1399 (debug_tree_chain): Handle cycles.
1401 2009-07-06 Nick Clifton <nickc@redhat.com>
1402 DJ Delorie <dj@redhat.com>
1404 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1405 __FMOVD_ENABLED__ is defined.
1407 (TARGET_FMOVD): Provide a default definition.
1408 (MASK_FMOVD): Likewise.
1409 (TARGET_CPU_CPP_BUILTINS): Define
1410 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1411 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1412 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
1413 (split for DF load from memory into register): Also handle
1414 MEMs which consist of REG+DISP addressing.
1415 (split for DF store from register to memory): Likewise.
1416 (movsf_ie): Always use single fp_mode.
1417 * config/sh/sh.c (sh_override_options): Do not automatically
1418 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1419 that to the -mfmovd command line switch.
1420 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1421 (fldi_ok): Always allow.
1422 * config/sh/sh.opt (mfmovd): Remove this switch.
1423 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1425 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1426 Kaz Kojima <kkojima@gcc.gnu.org>
1428 PR rtl-optimization/30807
1429 * postreload.c (reload_combine): For every new use of REG_SUM,
1430 record the use of BASE.
1432 2009-07-06 Jan Hubicka <jh@suse.cz>
1434 * params.def: Revert my accidental commit at 2009-06-30.
1436 2009-07-04 Ian Lance Taylor <iant@google.com>
1439 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1441 (mingw_format_attribute_overrides): Likewise.
1443 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1446 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1447 don't check cfa.reg. Instead of cfa.indirect use
1448 fde && fde->drap_reg != INVALID_REGNUM test.
1450 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1452 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1454 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1457 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1459 2009-07-03 Richard Guenther <rguenther@suse.de>
1461 PR tree-optimization/40640
1462 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1465 2009-07-03 Jan Hubicka <jh@suse.cz>
1467 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1468 for size, reduce amount of inlining.
1470 2009-07-03 Richard Guenther <rguenther@suse.de>
1473 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1474 if t +- x is known to not overflow and the conversion widens the
1476 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1478 2009-07-03 Jan Hubicka <jh@suse.cz>
1480 * ipa-pure-const.c (analyze): Update loop optimizer init.
1481 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1482 try_remove_empty_loop, remove_empty_loops): Remove.
1483 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1484 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1485 to mark regular loops as neccesary.
1486 (degenerate_phi_p): New function.
1487 (propagate_necessity, remove_dead_phis): Use it.
1488 (forward_edge_to_pdom): Likewise.
1489 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1490 virtual PHI nodes that became unreachable.
1491 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1492 * tree-flow.h (remove_empty_loops): Remove.
1493 * passes.c (init_optimization_passes): Remove.
1495 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1497 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1498 can_create_pseudo_p.
1499 (*fix_trunc<mode>_i387_1): Ditto.
1500 (*floathi<mode>2_1): Ditto.
1501 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1502 (*fistdi2_1): Ditto.
1503 (*fist<mode>2_1): Ditto.
1504 (frndintxf2_floor): Ditto.
1505 (*fist<mode>2_floor_1): Ditto.
1506 (frndintxf2_ceil): Ditto.
1507 (*fist<mode>2_ceil_1): Ditto.
1508 (frndintxf2_trunc): Ditto.
1509 (frndintxf2_mask_pm): Ditto.
1510 (fxam<mode>2_i387_with_temp): Ditto.
1511 * config/i386/sse.md (mulv16qi3): Ditto.
1512 (*sse2_mulv4si3): Ditto.
1514 (sse4_2_pcmpestr): Ditto.
1515 (sse4_2_pcmpistr): Ditto.
1517 2009-07-03 Jan Hubicka <jh@suse.cz>
1519 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1520 (mark_stmt_necessary): Set it.
1521 (mark_operand_necessary): Set it.
1522 (mark_control_dependent_edges_necessary): Set it.
1523 (mark_virtual_phi_result_for_renaming): New function.
1524 (get_live_post_dom): New function.
1525 (forward_edge_to_pdom): New function.
1526 (remove_dead_stmt): Fix handling of control dependences.
1527 (tree_dce_init): Init new bitmap.
1528 (tree_dce_done): Free it.
1530 2009-07-02 Richard Guenther <rguenther@suse.de>
1533 * tree-ssa-structalias.c (new_var_info): Initialize
1536 2009-07-02 Jan Hubicka <jh@suse.cz>
1538 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1541 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1543 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1544 instead of recomputing it. Adjust calls.
1545 (emit_store_flag): Adjust recursive calls.
1547 2009-07-02 Richard Guenther <rguenther@suse.de>
1549 * tree-ssa-live.c (remove_unused_locals): Do not remove
1551 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1552 of DECL_EXTERNAL for HEAP variables.
1553 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1554 HEAP variables. Do not adjust RESTRICT vars.
1555 (find_what_var_points_to): Nobody cares if something
1558 2009-07-02 Ben Elliston <bje@au.ibm.com>
1560 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1561 pc_low and pc_high declarations to the top of the function.
1563 2009-07-01 DJ Delorie <dj@redhat.com>
1565 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1567 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1568 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1569 unspecified accesses to control registers.
1570 * config/mep/intrinsics.md: Regenerate.
1571 * config/mep/intrinsics.h: Regenerate.
1572 * config/mep/mep-intrin.h: Regenerate.
1574 2009-07-01 Anthony Green <green@moxielogic.com>
1576 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1577 instruction when possible.
1578 (moxie_expand_prologue): Ditto. Also, save an instruction and
1579 some complexity by popping off of $r12 instead of $sp.
1580 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1583 2009-07-01 Richard Henderson <rth@redhat.com>
1586 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1587 contained no insns, reposition note before last insn.
1589 2009-07-01 Richard Henderson <rth@redhat.com>
1592 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1593 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1595 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1598 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1599 darwin9 for printing reg addresses with %y.
1601 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1603 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1604 truncation from operands in binary operations.
1606 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1609 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1610 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1611 subreg of op0 to the original op0.
1613 * expmed.c (store_bit_field_1): Use a temporary as the destination
1614 instead of a paradoxical subreg when we need to truncate the result.
1616 2009-07-01 DJ Delorie <dj@redhat.com>
1618 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1619 names to VLIW variants.
1620 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1621 * config/mep/intrinsics.md: Regenerate.
1622 * config/mep/intrinsics.h: Regenerate.
1623 * config/mep/mep-intrin.h: Regenerate.
1625 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1628 * jump.c (returnjump_p): Revert last patch.
1629 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1631 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1634 * pa.md (casesi32p): Use jump table label to determine the offset
1636 (casesi64p): Likewise.
1638 * pa.c (forward_branch_p): Return bool type. Use instruction
1639 addresses when available. Assert that INSN has a jump label.
1640 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1643 2009-07-01 Richard Guenther <rguenther@suse.de>
1645 PR tree-optimization/19831
1646 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1647 that only act as barriers do not make any previous stores necessary.
1648 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1649 HEAP variables global, do not add a constraint from nonlocal.
1650 (find_func_aliases): Handle escapes through return statements.
1651 (compute_points_to_sets): Make escaped HEAP variables global.
1653 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1656 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1657 after reducing a DImode cstore to SImode.
1659 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1661 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1662 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1664 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1666 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1667 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1669 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1670 and umod_optab if TARGET_BSD_DIVMOD.
1671 * config/vax/lib1funcs.asm: New file.
1672 * config/vax/t-linux: New file.
1673 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1675 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1678 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1679 to type arguments that have void type.
1682 * dwarf2out.c (gen_formal_parameter_die): Call
1683 equate_decl_number_to_die if node is different from origin.
1685 2009-06-30 Anthony Green <green@moxielogic.com>
1687 Clean up moxie port for --enable-build-with-cxx.
1688 * config/moxie/moxie.c (moxie_function_value): First two
1689 parameters are const_tree, not tree.
1690 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1691 (REG_CLASS_NAMES): Ditto.
1692 (REGNO_REG_CLASS): Ditto.
1693 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1694 (moxie_function_value): Fix constyness of arguments.
1696 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1698 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1699 finalize_size_functions before further processing.
1700 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1701 (variable_size): Call self_referential_size on size expressions
1702 that contain a PLACEHOLDER_EXPR.
1703 (size_functions): New static variable.
1704 (copy_self_referential_tree_r): New static function.
1705 (self_referential_size): Likewise.
1706 (finalize_size_functions): New global function.
1707 * tree.c: Include tree-inline.h.
1708 (push_without_duplicates): New static function.
1709 (find_placeholder_in_expr): New global function.
1710 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1712 <tcc_expression>: Likewise.
1713 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1714 the call in the expression.
1715 * tree.h (finalize_size_functions): Declare.
1716 (find_placeholder_in_expr): Likewise.
1717 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1718 (substitute_placeholder_in_expr): Update comment.
1719 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1721 (copy_tree_body_r): Likewise.
1722 (copy_tree_body): New static function.
1723 (maybe_inline_call_in_expr): New global function.
1724 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1725 (maybe_inline_call_in_expr): Declare.
1726 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1727 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1730 2009-06-30 Richard Guenther <rguenther@suse.de>
1732 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1734 (propagate_necessity): Do not mark reaching defs of stores
1737 2009-06-30 Jan Hubicka <jh@suse.cz>
1739 * cfgloopanal.c (check_irred): Move into ...
1740 (mark_irreducible_loops): ... here; return true if ireducible
1742 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1743 (analyze_function): Try to prove loop finiteness.
1744 * cfgloop.h (mark_irreducible_loops): Update prototype.
1745 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1747 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1749 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1751 2009-06-30 Ira Rosen <irar@il.ibm.com>
1753 PR tree-optimization/40542
1754 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1757 2009-06-30 Martin Jambor <mjambor@suse.cz>
1759 PR tree-optimization/40582
1760 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1761 than useless_type_conversion_p.
1762 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1765 2009-06-30 Martin Jambor <mjambor@suse.cz>
1768 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1770 2009-06-30 Richard Guenther <rguenther@suse.de>
1772 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1773 use ao_ref references.
1774 (walk_aliased_vdefs): Likewise.
1775 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1776 * tree-ssa-dce.c (struct ref_data): Remove.
1777 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1778 (mark_aliased_reaching_defs_necessary): Adjust.
1779 (mark_all_reaching_defs_necessary_1): Likewise.
1781 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1784 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1785 (emit_store_flag_1): Extract from emit_store_flag, adjust
1786 calls to (what now is) emit_cstore.
1787 (emit_store_flag): Call emit_store_flag_1 and also use it
1788 for what used to be recursive calls.
1790 2009-06-30 Wei Guozhi <carrot@google.com>
1793 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1794 if the target bb post dominates from bb.
1795 * config/i386/i386.c (memory_address_length): Check existence of base
1796 register before using it.
1798 2009-06-30 Nick Clifton <nickc@redhat.com>
1799 DJ Delorie <dj@redhat.com>
1801 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1802 __FMOVD_ENABLED__ is defined.
1804 (TARGET_FMOVD): Provide a default definition.
1805 (MASK_FMOVD): Likewise.
1806 (TARGET_CPU_CPP_BUILTINS): Define
1807 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1808 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1809 two fmov instructions depending upon whether TARGET_FMOVD is
1811 (split for DF load from memory into register): Also handle
1812 MEMs which consist of REG+DISP addressing.
1813 (split for DF store from register to memory): Likewise.
1814 * config/sh/sh.opt (mfmovd): Remove this switch.
1815 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1816 * config/sh/sh.c (sh_override_options): Do not automatically
1817 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1818 that to the -mfmovd command line switch.
1820 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1822 (fldi_ok): Always allow.
1823 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1825 2009-06-29 DJ Delorie <dj@redhat.com>
1827 * doc/install.texi (mep-x-elf): Correct chip's full name.
1829 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1831 * doc/extend.texi: Fix typo.
1833 2009-06-29 Tom Tromey <tromey@redhat.com>
1836 * Makefile.in (DWARF2_H): New variable.
1838 (dwarf2out.o): Likewise.
1839 (dwarf2asm.o): Likewise.
1840 * config/i386/t-i386: Use DWARF2_H.
1841 * except.c: Include elf/dwarf2.h.
1842 * unwind-dw2.c: Include elf/dwarf2.h.
1843 * dwarf2out.c: Include elf/dwarf2.h.
1844 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1845 <dtprel>: New field.
1846 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1847 (size_of_loc_descr): Likewise.
1848 (output_loc_operands_raw): Likewise.
1849 (output_loc_operands): Handle new dtprel field.
1850 (loc_checksum): Update.
1851 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1852 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1853 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1854 * dwarf2asm.c: Include elf/dwarf2.h.
1855 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1856 * config/mmix/mmix.c: Include elf/dwarf2.h.
1857 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1858 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1859 * config/sh/sh.c: Include elf/dwarf2.h.
1860 * config/i386/i386.c: Include elf/dwarf2.h.
1862 2009-06-29 DJ Delorie <dj@redhat.com>
1864 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1866 * doc/extend.texi: Add MeP attributes and pragmas.
1867 * doc/invoke.text: Add MeP Options.
1868 * doc/contrib.texi: Add MeP contribution.
1869 * doc/md.texi: Add MeP constraints.
1870 * doc/install.texi: Add MeP target.
1872 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1874 * target.h (struct gcc_target): Add frame_pointer_required field.
1875 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1876 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1877 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1879 * reload1.c (update_eliminables): (Ditto.).
1880 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1881 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1882 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1884 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1886 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1887 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1888 (arm_frame_pointer_required): New function.
1890 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1891 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1892 (avr_frame_pointer_required_p): Declare as static.
1893 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1895 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1896 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1897 (bfin_frame_pointer_required): Make as static, change return type
1899 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1901 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1902 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1903 (cris_frame_pointer_required): New function.
1905 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1907 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1908 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1909 (fr30_frame_pointer_required): New function.
1911 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1912 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1913 (frv_frame_pointer_required): Make as static, change return type
1915 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1917 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1918 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1919 (ix86_frame_pointer_required): Make as static, change return type to
1921 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1923 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1924 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1926 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1928 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1930 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1932 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1933 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1934 (mips_frame_pointer_required): Make as static.
1935 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1937 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1938 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1939 (mmix_frame_pointer_required): Mew function.
1941 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1942 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1944 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1946 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1948 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1950 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1951 (CAN_ELIMINATE): Redefine.
1952 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1953 (sparc_frame_pointer_required): New function.
1954 (sparc_can_eliminate): New function.
1955 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1957 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1958 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1960 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1961 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1962 (xtensa_frame_pointer_required): Make as static, change return type
1964 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1967 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1969 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1970 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1971 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1972 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1973 (register_callback): Handle PLUGIN_START_UNIT.
1974 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1976 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1978 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1980 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1981 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1983 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1985 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1988 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1990 * doc/extend.texi (Additional Floating Types): __float128 is also
1991 supported on i386 targets.
1993 2009-06-29 Richard Guenther <rguenther@suse.de>
1996 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1998 (pt_solutions_same_restrict_base): Declare.
1999 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
2001 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
2002 (make_constraint_from, make_copy_constraint): Move earlier.
2003 (make_constraint_from_heapvar): New function.
2004 (make_constraint_from_restrict): Likewise.
2005 (handle_lhs_call): Use it.
2006 (find_func_aliases): Use it to track conversions to restrict
2008 (struct fieldoff): Add only_restrict_pointers flag.
2009 (push_fields_onto_fieldstack): Initialize it.
2010 (create_variable_info_for): Track global restrict qualified pointers.
2011 (intra_create_variable_infos): Use make_constraint_from_heapvar.
2012 Track restrict qualified pointer arguments.
2013 (set_uids_in_ptset): Use varinfo is_global_var flag.
2014 (find_what_var_points_to): Set the vars_contains_restrict flag.
2015 Always create the points-to solution for sets including restrict tags.
2016 (pt_solutions_same_restrict_base): New function.
2017 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
2018 qualified pointers use pt_solutions_same_restrict_base as
2019 additional source for disambiguation.
2021 2009-06-29 Richard Guenther <rguenther@suse.de>
2024 * alias.c (find_base_decl): Remove.
2025 (get_deref_alias_set_1): Remove restrict handling.
2026 * c-common.c (c_apply_type_quals_to_decl): Do not set
2027 DECL_POINTER_ALIAS_SET.
2028 * gimplify.c (find_single_pointer_decl_1): Remove.
2029 (find_single_pointer_decl): Likewise.
2030 (internal_get_tmp_var): Remove restrict handling.
2031 (gimple_regimplify_operands): Likewise.
2032 * omp-low.c (expand_omp_atomic_pipeline): Do not set
2033 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
2034 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
2035 * tree.c (restrict_base_for_decl): Remove.
2036 (init_ttree): Do not allocate it.
2037 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
2038 LABEL_DECL_UID for label decls.
2039 (copy_node_stat): Do not copy restrict information.
2040 (decl_restrict_base_lookup): Remove.
2041 (decl_restrict_base_insert): Likewise.
2042 (print_restrict_base_statistics): Likewise.
2043 (dump_tree_statistics): Do not call print_restrict_base_statistics.
2044 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
2045 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
2046 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
2047 (LABEL_DECL_UID): Adjust.
2048 (DECL_BASED_ON_RESTRICT_P): Remove.
2049 (DECL_GET_RESTRICT_BASE): Likewise.
2050 (SET_DECL_RESTRICT_BASE): Likewise.
2051 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
2053 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
2054 instead of DECL_POINTER_ALIAS_SET.
2055 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2056 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
2057 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
2059 2009-06-29 Richard Guenther <rguenther@suse.de>
2061 PR tree-optimization/40579
2062 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
2063 the IL to simplify has constants that overflowed.
2065 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
2067 PR tree-optimization/40550
2068 * tree-vect-generic.c (expand_vector_operations_1): Compute in
2069 vector_compute_type only when the size of vector_compute_type is
2070 less than the size of type.
2072 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
2074 * fold-const.c (contains_label_1): Fix comments.
2075 (contains_label_p): Do not walk trees multiple time.
2077 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2079 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
2080 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
2081 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
2082 ix86_fp_comparison_operator.
2083 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
2084 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
2085 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
2086 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
2087 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
2088 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
2089 (related splits): Change predicate to ix86_fp_comparison_operator.
2090 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
2091 instead of ix86_fp_comparison_codes.
2092 (ix86_trivial_fp_comparison_operator,
2093 ix86_fp_comparison_operator): New.
2094 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
2095 (ix86_expand_compare): Eliminate last two parameters.
2096 (ix86_fp_jump_nontrivial_p): Kill.
2097 * config/i386/i386.c (put_condition_code): Eliminate call to
2098 ix86_fp_comparison_codes and subsequent assertion.
2099 (ix86_fp_comparison_codes): Eliminate.
2100 (ix86_fp_swap_condition): New.
2101 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
2102 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
2103 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
2104 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
2105 and ix86_fp_swap_condition.
2106 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
2107 Use ix86_fp_comparison_strategy.
2108 (ix86_expand_compare): Likewise. Eliminate last two arguments.
2109 (ix86_fp_jump_nontrivial_p): Eliminate.
2110 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
2111 call to ix86_expand_compare.
2112 (ix86_split_fp_branch, ix86_expand_setcc,
2113 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
2114 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
2116 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2118 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
2119 related to jump_clobbers.
2120 * config/arm/arm.md (conds): Remove jump_clob case.
2121 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
2122 splits): Change comparison_operator to arm_comparison_operator.
2123 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
2126 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2128 * dojump.c (do_compare_rtx_and_jump): Try swapping the
2129 condition for floating point modes.
2130 * expmed.c (emit_store_flag_1): Move here a bigger part
2132 (emit_store_flag): Try swapping the condition for floating point
2134 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
2136 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2138 * expr.c (expand_expr_real_1): Just use do_store_flag.
2139 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
2140 emit_store_flag_force.
2141 * expmed.c (emit_store_flag_force): Copy here trick
2142 previously in expand_expr_real_1. Try reversing the comparison.
2143 (emit_store_flag_1): Work if target is NULL.
2144 (emit_store_flag): Work if target is NULL, using the result mode
2145 from the comparison. Use split_comparison, restructure final part
2146 to simplify conditionals.
2148 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2150 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
2151 * dojump.c (do_jump): Change handling of floating-point
2152 ops to use just do_compare_and_jump.
2153 (split_comparison): New.
2154 (do_compare_rtx_and_jump): Add here logic coming previously
2155 in do_jump, using split_comparison.
2157 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
2160 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2162 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2164 * tree-ssa-alias.c: Fix unintentional commit.
2166 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2168 * passes.c (execute_one_pass): Fix unintentional commit.
2170 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2172 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2173 (df_rd_local_compute, df_md_local_compute): Inline them.
2175 (df_md_scratch): New.
2176 (df_md_alloc, df_md_free): Allocate/free it.
2177 (df_md_local_compute): Only include live registers in init.
2178 (df_md_transfer_function): Prune the in-set computed by
2179 the confluence function, and the gen-set too.
2181 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2183 PR rtl-optimization/26854
2184 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
2185 * df-problems.c (df_rd_add_problem): Fix comment.
2186 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
2187 df_md_simulate_artificial_defs_at_top,
2188 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
2189 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2190 df_md_transfer_function, df_md_init, df_md_confluence_0,
2191 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2192 problem_MD, df_md_add_problem): New.
2193 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2194 df_md_get_bb_info): New.
2195 (DF_LAST_PROBLEM_PLUS1): Adjust.
2197 * Makefile.in (fwprop.o): Include domwalk.h.
2198 * fwprop.c: Include domwalk.h.
2199 (reg_defs, reg_defs_stack): New.
2200 (bitmap_only_bit_between): Remove.
2201 (process_defs): New.
2202 (process_uses): Use reg_defs and local_md instead of
2203 bitmap_only_bit_between and local_rd.
2204 (single_def_use_enter_block): New, from build_single_def_use_links.
2205 (single_def_use_leave_block): New.
2206 (build_single_def_use_links): Remove code moved to
2207 single_def_use_enter_block, invoke domwalk.
2208 (use_killed_between): Adjust comment.
2210 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2212 * bitmap.h (bitmap_ior_and_into): New.
2213 * bitmap.c (bitmap_ior_and_into): New.
2215 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2217 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2218 before_dom_children_before_stmts and after_dom_children_after_stmts.
2219 Rename the two remaining callbacks to just before_dom_children and
2220 after_dom_children. Remove other GIMPLE statement walking bits.
2221 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2222 * graphite.c: Do not include domwalk.h.
2223 * tree-into-ssa.c (interesting_blocks): New global.
2224 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2225 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2226 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2227 now that they're not domwalk callbacks.
2228 (rewrite_initialize_block): Rename to...
2229 (rewrite_enter_block): ... this, place after called functions. Test
2230 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2231 (rewrite_finalize_block): Rename to...
2232 (rewrite_leave_block): ... this, place after called functions.
2233 (rewrite_update_init_block): Rename to...
2234 (rewrite_update_enter_block): ... this, place after called functions.
2235 Test interesting_blocks, call rewrite_update_stmt and
2236 rewrite_update_phi_arguments.
2237 (rewrite_update_fini_block): Rename to...
2238 (rewrite_leave_block): ... this, place after called functions.
2239 (rewrite_blocks): Remove last argument, simplify initialization of
2241 (mark_def_sites_initialize_block): Rename to...
2242 (mark_def_sites_block): ... this, call mark_def_sites.
2243 (mark_def_sites_blocks): Remove argument, simplify initialization of
2245 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2246 (update_ssa): Likewise.
2247 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
2249 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
2250 (dom_opt_initialize_block): Rename to...
2251 (dom_opt_enter_block): ... this, place after called functions. Walk
2252 statements here, inline propagate_to_outgoing_edges.
2253 (dom_opt_finalize_block): Rename to...
2254 (dom_opt_leave_block): ... this, place after called functions.
2255 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
2257 (dse_enter_block, dse_record_phi): New.
2258 (dse_record_phis): Delete.
2259 (dse_finalize_block): Rename to...
2260 (dse_leave_block): ... this.
2261 (tree_ssa_dse): Simplify initialization of walk_data.
2262 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
2263 Adjust initialization of walk_data.
2264 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
2265 * tree-ssa-loop-phiopt.c (get_non_trapping):
2266 Adjust initialization of walk_data.
2267 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
2268 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
2269 it's not a domwalk callback.
2270 (uncprop_initialize_block): Rename to...
2271 (dse_enter_block): ... this, call uncprop_into_successor_phis.
2272 (dse_finalize_block): Rename to...
2273 (dse_leave_block): ... this.
2274 (tree_ssa_uncprop): Simplify initialization of walk_data.
2275 * Makefile.in: Adjust dependencies.
2277 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
2279 * arm.md (casesi): Fix test for Thumb1.
2280 (thumb1_casesi_internal_pic): Likewise.
2281 (thumb1_casesi_dispatch): Likewise.
2283 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
2285 * config/arm/arm-cores.def: Added core cortex-m0.
2286 * config/arm/arm-tune.md: Regenerated.
2287 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
2289 2009-06-26 DJ Delorie <dj@redhat.com>
2291 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
2293 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
2294 the scheduler doesn't tag jump insns.
2296 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
2298 * c-decl.c (merge_decls): Re-indent.
2300 2009-06-26 Janis Johnson <janis187@us.ibm.com>
2303 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
2304 Special-case decimal float constants.
2306 2009-06-26 Richard Henderson <rth@redhat.com>
2308 * function.h (struct function): Add cannot_be_copied_reason,
2309 and cannot_be_copied_set.
2310 * tree-inline.c (has_label_address_in_static_1): Rename from
2311 inline_forbidden_p_2; don't set inline_forbidden_reason here.
2312 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
2313 don't set inline_forbidden_reason.
2314 (copy_forbidden): New function, split out of inline_forbidden_p.
2315 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
2316 (inline_forbidden_p): Use copy_forbidden.
2317 (tree_versionable_function_p): Likewise.
2318 (inlinable_function_p): Merge into tree_inlinable_function_p.
2319 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
2320 * ipa-cp.c (ipcp_versionable_function_p): New function.
2321 (ipcp_cloning_candidate_p): Use it.
2322 (ipcp_node_modifiable_p): Likewise.
2324 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
2326 * builtins.c (expand_builtin_alloca): Handle builtin alloca
2327 that is marked not to be inlined. Remove flag_mudflap use.
2328 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
2329 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
2331 2009-06-26 Steve Ellcey <sje@cup.hp.com>
2334 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
2335 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
2337 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
2339 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
2341 (__mingwthr_remove_key_dtor): Likewise.
2343 2009-06-26 Richard Guenther <rguenther@suse.de>
2345 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
2347 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
2350 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
2351 try the non-cond_exec path also.
2353 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2356 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
2357 (output_cbranch): Use new functions.
2358 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
2361 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2362 Pat Haugen <pthaugen@us.ibm.com>
2363 Revital Eres <ERES@il.ibm.com>
2365 * config/rs6000/rs6000.c (print_operand): Correct lossage message
2366 for %c error. Add %x support to print VSX registers as a unified
2367 register set, instead of separate float and altivec registers.
2368 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
2369 %y case, and add support for VSX pre-modify addresses.
2370 (output_toc): Add assert for CONST containing an integer constant
2372 (rs6000_adjust_cost): Add POWER7 support.
2373 (insn_must_be_first_in_group): Ditto.
2374 (insn_must_be_last_in_group): Ditto.
2375 (rs6000_emit_popcount): Ditto.
2376 (rs6000_vector_mode_supported_p): Ditto.
2378 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
2379 Change some of the functions called by macros to being called
2380 through a pointer, so debug functions can be inserted if
2381 -mdebug=addr or -mdebug=cost.
2382 (rs6000_preferred_reload_class_ptr): Ditto.
2383 (rs6000_secondary_reload_class_ptr): Ditto.
2384 (rs6000_secondary_memory_needed_ptr): Ditto.
2385 (rs6000_cannot_change_mode_class_ptr): Ditto.
2386 (rs6000_secondary_reload_inner): Ditto.
2387 (rs6000_legitimize_reload_address): Ditto.
2388 (rs6000_legitimize_reload_address_ptr): Ditto.
2389 (rs6000_mode_dependent_address): Ditto.
2390 (rs6000_mode_dependent_address_ptr): Ditto.
2392 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
2393 function to return true if the mode allows reg + integer
2395 (virtual_stack_registers_memory_p): New function to return true if
2396 the address refers to a virtual stack register.
2397 (rs6000_legitimate_offset_address_p): Move code to say whether a
2398 mode supports reg+int addressing to reg_offset_addressing_ok_p and
2400 (rs6000_legitimate_address_p): Add checks for modes that only can
2401 do reg+reg addressing. Start adding VSX support.
2402 (rs6000_legitimize_reload_address): Ditto.
2403 (rs6000_legitimize_address): Ditto.
2404 (rs6000_debug_legitimate_address_p): New debug functions for
2405 -mdebug=addr and -mdebug=cost.
2406 (rs6000_debug_rtx_costs): Ditto.
2407 (rs6000_debug_address_costs): Ditto.
2408 (rs6000_debug_adjust_cost): Ditto.
2409 (rs6000_debug_legitimize_address): Ditto.
2410 (rs6000_legitimize_reload_address_ptr): Point to call normal
2411 function or debug function. Make functions called via pointer
2413 (rs6000_mode_dependent_address_ptr): Ditto.
2414 (rs6000_secondary_reload_class_ptr): Ditto.
2415 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2416 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2417 into a friendlier error.
2418 (rs6000_init_builtins): Add initial VSX support.
2419 (rs6000_adjust_cost): Fix some spacing issues.
2421 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2422 (REG_CLASS_NAMES): Ditto.
2423 (REG_CLASS_CONTENTS): Ditto.
2424 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2425 pointer, to add -mdebug=addr support.
2426 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2427 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2428 -mdebug=addr support.
2429 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2430 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2431 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2433 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2435 (bswapsi*): Set attribute types for load/store. Add combiner
2436 patterns to eliminate zero extend on 64-bit.
2437 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2438 stdbrx if the hardware supports those instructions.
2440 2009-06-25 Ian Lance Taylor <iant@google.com>
2442 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2443 (Link Options): Document -static-libstdc++.
2445 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2448 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2449 DATA_ALIGNMENT instead.
2451 2009-06-25 Richard Guenther <rguenther@suse.de>
2453 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2454 indirect references against the callused/escaped solutions.
2455 (call_may_clobber_ref_p_1): Likewise.
2457 2009-06-25 Martin Jambor <mjambor@suse.cz>
2459 PR tree-optimization/40493
2460 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2461 (enum unscalarized_data_handling): New type.
2462 (handle_unscalarized_data_in_subtree): Return what has been done.
2463 (load_assign_lhs_subreplacements): Handle left flushes differently.
2464 (sra_modify_assign): Use unscalarized_data_handling, simplified
2465 condition determining whether to remove the statement.
2467 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2469 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2470 excerpt - @ should be doubled for texinfo.
2472 2009-06-24 Ian Lance Taylor <iant@google.com>
2474 * config/arc/arc.c: Include "df.h".
2475 (arc_attribute_table): Make static. Move higher in file.
2476 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2477 (output_shift): Initialize n later to avoid warning.
2478 * config/arm/arm.c (arm_attribute_table): Make static. Move
2480 * config/avr/avr.c (avr_attribute_table): Make static. Move
2482 (reg_class_tab): Change array type from int to enum reg_class.
2483 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2485 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2486 (lshrhi3_out): Likewise.
2487 (class_likely_spilled_p): Change return type to bool.
2488 (avr_rtx_costs): Use local code variable with enum type.
2489 * config/avr/avr.md (movmemhi): Use add_reg_note.
2490 (andhi3, andsi3): Don't use AS2 with "and".
2491 (iorhi3, iorsi3): Don't use AS2 with "or".
2492 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2493 * config/crx/crx.c: Include "df.h".
2494 (crx_attribute_table): Make static.
2495 * config/m32r/m32r.c: Include "df.h".
2496 (m32r_attribute_table): Make static. Move higher in file.
2497 (pop): Use add_reg_note.
2498 (block_move_call): Change 0 to LCT_NORMAL in function call.
2499 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2500 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2501 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2502 declare, not just when TREE_CODE is defined.
2503 * config/m68hc11/m68hc11.c: Include "expr.h".
2504 (m68hc11_attribute_table): Make static. Move higher in file.
2505 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2507 (m68hc11_register_indirect_p): Likewise.
2508 (m68hc11_function_arg_padding): Change return type to enum
2510 (emit_move_after_reload): Use add_reg_note.
2511 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2512 (m68hc11_split_logical): Likewise.
2513 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2515 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2516 to VOIDmode in function call.
2517 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2519 (m68hc11_split_logical): Update declaration.
2520 (m68hc11_function_arg_padding): Update declaration.
2521 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2522 to array of enum reg_class.
2523 (mcore_attribute_table): Make static. Move higher in file.
2524 (mcore_rtx_costs): Add cast to enum type.
2525 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2526 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2527 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2529 * config/sh/predicates.md (trapping_target_operand): Rename and to
2531 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2533 * config/spu/spu.c (spu_attribute_table): Make static. Move
2535 * config/v850/v850.c (v850_attribute_table): Make static. Move
2537 (v850_rtx_costs): Use local code with enum type.
2538 (expand_epilogue): Add cast.
2539 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2541 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2544 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2545 -m2a-single-only and -m2a-nofpu.
2546 * config/sh/sh.opt: Document m2a generates FPU code.
2548 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2550 * defaults.h (CAN_ELIMINATE): Provide default.
2551 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2552 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2553 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2554 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2555 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2556 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2557 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2558 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2559 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2560 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2562 2009-06-24 DJ Delorie <dj@redhat.com>
2564 * mep-ext-cop.cpu: Fix copyright notice.
2565 * mep-default: Fix copyright notice.
2566 * mep-core: Fix copyright notice.
2567 * mep: Fix copyright notice.
2568 * mep-ivc2: Fix copyright notice.
2569 * mep-c5: Fix copyright notice.
2571 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2573 * doc/contrib.texi (Contributors):
2575 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2578 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2579 src and dst operands if necessary.
2581 2009-06-23 DJ Delorie <dj@redhat.com>
2584 * config.gcc: Add mep support.
2585 * recog.c: Resurrect validate_replace_rtx_subexp().
2586 * recog.h: Likewise.
2587 * config/mep/: Add new port:
2588 * config/mep/constraints.md: New file.
2589 * config/mep/default.h: New file.
2590 * config/mep/intrinsics.h: New file.
2591 * config/mep/intrinsics.md: New file.
2592 * config/mep/ivc2-template.h: New file.
2593 * config/mep/mep-c5.cpu: New file.
2594 * config/mep/mep-core.cpu: New file.
2595 * config/mep/mep-default.cpu: New file.
2596 * config/mep/mep-ext-cop.cpu: New file.
2597 * config/mep/mep-intrin.h: New file.
2598 * config/mep/mep-ivc2.cpu: New file.
2599 * config/mep/mep-lib1.asm: New file.
2600 * config/mep/mep-lib2.c: New file.
2601 * config/mep/mep-pragma.c: New file.
2602 * config/mep/mep-protos.h: New file.
2603 * config/mep/mep-tramp.c: New file.
2604 * config/mep/mep.c: New file.
2605 * config/mep/mep.cpu: New file.
2606 * config/mep/mep.h: New file.
2607 * config/mep/mep.md: New file.
2608 * config/mep/mep.opt: New file.
2609 * config/mep/predicates.md: New file.
2610 * config/mep/t-mep: New file.
2612 2009-06-23 Ian Lance Taylor <iant@google.com>
2614 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2615 from loose_warn into c_loose_warn and from strict_warn into
2616 c_strict_warn. Set and substitute warn_cxxflags. Check for
2617 --enable-build-with-cxx. Set and substitute
2618 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2619 * Makefile.in (CXXFLAGS): New variable.
2620 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2621 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2622 the default is the same as $(STRICT_WARN).
2623 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2624 (CXX): New variable.
2625 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2626 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2627 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2628 (HOST_LIBS): New variable.
2629 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2630 (ALL_CXXFLAGS): New variable.
2631 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2632 * doc/install.texi (Configuration): Document
2633 --enable-build-with-cxx, --with-stage1-ldflags,
2634 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2635 * configure: Rebuild.
2637 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2639 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2640 from previous commit.
2642 2009-06-23 Ian Lance Taylor <iant@google.com>
2644 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2646 2009-06-23 Ian Lance Taylor <iant@google.com>
2648 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2649 with ATTRIBUTE_UNUSED.
2651 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2652 Pat Haugen <pthaugen@us.ibm.com>
2653 Revital Eres <eres@il.ibm.com>
2655 * config.in (HAVE_AS_POPCNTD): Add default definition.
2656 (HAVE_AS_LWSYNC): Ditto.
2658 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2660 (gcc_cv_as_powerpc_cmpb): Ditto.
2661 (gcc_cv_as_powerpc_dfp): Ditto.
2662 (gcc_cv_as_powerpc_vsx): Ditto.
2663 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2664 supporting the popcntd/lwsync instructions.
2665 (gcc_cv_as_powerpc_lwsync): Ditto.
2666 * configure: Regenerate.
2668 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2669 -mcpu=native and -mcpu=power7.
2670 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2672 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2673 a variable instead of a mask to reduce the number of mask bits.
2674 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2675 (-mbit-word): Ditto.
2676 (-mregnames): Ditto.
2677 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2678 (-mfused-madd): Ditto.
2680 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2682 (-mvsx): New switch for VSX instructions.
2683 (-misel): Move from a variable to a mask to allow it to be set by
2686 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2687 function declaration to an array declaration.
2688 (rs6000_hard_regno_nregs): New external array declaration.
2690 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2691 files included by rs6000.md.
2693 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2694 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2696 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2698 (rs6000_debug_reg): New -mdebug= variables.
2699 (rs6000_debug_addr): Ditto.
2700 (rs6000_debug_cost): Ditto.
2701 (rs6000_pmode): New variable to hold Pmode.
2702 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2703 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2704 calculated at compiler start.
2705 (rs6000_hard_regno_nregs): Change function to an array which holds
2706 HARD_REGNO_NREGS calculated at compiler start.
2707 (rs6000_explicit_options): Delete isel field.
2708 (rs6000_vector_unit): New array to hold which vector unit
2709 supports arithmetic options for a given type.
2710 (rs6000_vector_mem): New array to hold which vector unit supports
2711 memory reference operations for a given type.
2712 (rs6000_vector_align): New array to given the alignment of each
2714 (power7_cost): New basic costs for power7.
2715 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2716 (rs6000_hard_regno_nregs_internal): New function, moved from
2717 HARD_REGNO_NREGS, to calculate the number of registers each hard
2718 register takes for each type.
2719 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2720 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2721 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2722 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2723 unit information here so it is calculated once at compiler startup
2725 (rs6000_override_options): Make -misel a target mask. Add more
2726 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2727 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2729 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2730 (rs6000_handle_option): Move -misel from variable to target mask.
2731 (rs6000_builtin_mask_for_load): Add VSX support.
2732 (rs6000_conditional_register_usage): Ditto.
2733 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2734 (function_arg_boundary): Ditto.
2735 (rs6000_expand_builtin): Ditto.
2736 (def_builtin): Make abort message a little friendlier.
2737 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2739 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2740 assembler support the popcntd instruction instead of a vsx
2741 instruction to enable power7 support.
2742 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2743 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2744 option to the assembler if -mcpu=native.
2745 (ASM_CPU_NATIVE_SPEC): Ditto.
2746 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2748 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2749 the lwsync instruction.
2750 (enum processor_type): Add PROCESSOR_POWER7.
2751 (rs6000_debug_reg): New -mdebug= options.
2752 (rs6000_debug_addr): Ditto.
2753 (rs6000_debug_cost): Ditto.
2754 (rs6000_isel): Delete.
2755 (enum rs6000_vector): New enum to say what vector unit we have.
2756 (VECTOR_UNIT_*): New macros to say which vector unit has
2757 arithmetic operations for a given type.
2758 (VECTOR_MEM_*): New macros to say which vector unit has memory
2759 operations for a given type.
2760 (TARGET_LDBRX): Whether the machine supports the ldbrx
2762 (TARGET_ISEL): Delete, -misel moved to be a mask.
2763 (TARGET_ISEL64): New macro for 64-bit isel support.
2764 (UNITS_PER_VSX_WORD): New macro.
2765 (POINTER_SIZE): Move to be an external variable, rather than
2766 calculating whether we are generating 32 ot 64-bit code.
2768 (STACK_BOUNDARY): Add VSX support.
2769 (LOCAL_ALIGNMENT): Ditto.
2770 (SLOW_UNALIGNED_ACCESS): Ditto.
2771 (VSX_REGNO_P): New macro for VSX support.
2772 (VFLOAT_REGNO_P): Ditto.
2773 (VINT_REGNO_P): Ditto.
2774 (VLOGICAL_REGNO_P): Ditto.
2775 (VSX_VECTOR_MODE): Ditto.
2776 (VSX_SCALAR_MODE): Ditto.
2778 (VSX_MOVE_MODE): Ditto.
2779 (VSX_REG_CLASS_P): Ditto.
2780 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2782 (UNITS_PER_SIMD_WORD): Add VSX support.
2783 (MODES_TIEABLE_P): Ditto.
2784 (STARTING_FRAME_OFFSET): Ditto.
2785 (STACK_DYNAMIC_OFFSET): Ditto.
2786 (EPILOGUE_USES): Ditto.
2787 (REGNO_REG_CLASS): Move to array lookup.
2788 (CLASS_MAX_NREGS): Ditto.
2789 (rs6000_vector_reg_class): Add declaration.
2790 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2791 overlap with the floating point and Altivec registers.
2793 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2795 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2796 give the appropriate asm switches if -mcpu=native.
2797 (host_detect_local_cpu): Add support for "asm".
2798 (host_detect_local_cpu): Follow GNU code guidelines for name.
2800 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2801 -mbit-word to a variable instead of being a target mask.
2803 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2804 emit the lwsync instruction instead of emitting the instruction as
2805 an integer constant.
2807 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2808 fixuns_trundfsi2, move expander into rs6000.md.
2810 * config/rs6000/rs6000.md (cpu): Add power7.
2811 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2812 (logical predicate patterns): Change the single instruction
2813 primitives that set CR0 to be fast_compare instead of compare.
2815 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2816 (popcntddi2): Ditto.
2817 (popcount<mode>): Ditto.
2818 (floating multiply/add insns): Name the floating point
2820 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2821 (isel_unsigned_<mode>): Ditto.
2822 (fixuns_trundfsi2): Move expander here from spe.md.
2823 (smindi3): Define if we have -misel on 64-bit systems.
2828 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2830 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2832 * config/avr/avr.c (avr_current_device): New variable.
2833 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2834 (avr_arch, mcu_type_s): Move to avr.h.
2835 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2836 default_data_section_start fields.
2837 (avr_arch): Moved from avr.c.
2838 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2839 library_name fields.
2840 (avr_current_device, avr_mcu_types, avr_arch_types,
2841 avr_device_to_arch, avr_device_to_data_start,
2842 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2843 (EXTRA_SPEC_FUNCTIONS): Define.
2844 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2845 options mapping. Use device_to_arch and device_to_data_start insted.
2846 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2847 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2848 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2849 * config/avr/driver-avr.c: New file.
2850 * config/avr/avr-devices.c: New file.
2852 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2854 * var-tracking.c (unshare_variable): Force initialized to
2855 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2856 (set_variable_part): Likewise.
2857 (struct variable_union_info): Remove pos_src field.
2858 (vui_vec, vui_allocated): New variables.
2859 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2860 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2861 == 1 use a simpler sorting algorithm. Compute pos field right
2862 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2863 Avoid quadratic comparison if !flag_var_tracking_uninit.
2864 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2865 unshare_variable unconditionally.
2866 (dataflow_set_different_2): Removed.
2867 (dataflow_set_different): Don't traverse second hash table.
2868 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2869 unconditionally to var_reg_set or var_mem_set.
2870 (emit_notes_in_bb): Likewise.
2871 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2873 (emit_note_insn_var_location): Don't set initialized to
2874 VAR_INIT_STATUS_INITIALIZED early.
2875 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2877 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2879 * tree-object-size.c (addr_object_size): Instead of checking
2880 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2881 are no FIELD_DECLs following it.
2883 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2885 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2886 order to match bswaps with signed source operands.
2888 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2890 * sdbout.c (sdbout_one_type): Fix braces in switch.
2892 2009-06-23 Richard Guenther <rguenther@suse.de>
2894 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2896 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2897 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2898 var_callused, callused_tree, var_storedanything, storedanything_tree,
2899 var_integer, integer_tree): Remove global variables.
2900 (new_var_info): Do not pass new id, append the new var to the
2901 global variable vector.
2902 (do_ds_constraint): Use is_global_var member of the variable-info.
2903 (new_scalar_tmp_constraint_exp): Adjust.
2904 (create_function_info_for): Likewise.
2905 (create_variable_info_for): Likewise.
2906 (find_what_var_points_to): Remove dead code.
2907 (init_base_vars): Simplify.
2908 (compute_points_to_sets): Adjust.
2910 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2912 * combine.c (try_combine): Dump information about the insns we're
2915 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2917 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2918 check when calling force_to_mode on TRUNCATE's operand.
2920 2009-06-22 Ian Lance Taylor <iant@google.com>
2922 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2924 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2926 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2928 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2930 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2931 override library linkage flags such as -static-libgcc or
2934 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2936 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2938 2009-06-22 Ian Lance Taylor <iant@google.com>
2940 * config/linux.opt: Put mglibc ahead of muclibc.
2942 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2943 for duplicate decls.
2945 2009-06-22 Matthias Klose <doko@ubuntu.com>
2947 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2949 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2952 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2953 instead of NULL if a parser error occurs.
2955 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2957 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2958 non-DWARF2_DEBUGGING_INFO version.
2960 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2962 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2963 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2965 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2966 (LIBGCC2_TF_CEXT): Define.
2969 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2972 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2974 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2976 * config/arm/arm.c (arm_override_options): Disable
2977 -mcaller-super-interworking and -mcallee-super-interworking.
2978 * doc/invoke.texi (ARM Options): Document this.
2980 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2982 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2983 * config/arm/constraints.md (j): New constraint for movw operands.
2984 (N): Remove thumb2 meaning.
2985 * config/arm/arm.md (*arm_movw): Delete.
2986 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2987 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2988 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2990 2009-06-22 Martin Jambor <mjambor@suse.cz>
2992 PR tree-optimization/40492
2993 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2994 build_ref_for_offset.
2996 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2998 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2999 JUMP_TABLE_DATA_P predicates where applicable.
3000 * auto-inc-dec.c: Ditto.
3001 * builtins.c: Ditto.
3002 * caller-save.c: Ditto.
3004 * cfgcleanup.c: Ditto.
3005 * cfglayout.c: Ditto.
3008 * combine-stack-adj.c: Ditto.
3014 * dwarf2asm.c: Ditto.
3015 * dwarf2out.c: Ditto.
3016 * emit-rtl.c: Ditto.
3022 * function.c: Ditto.
3025 * genpreds.c: Ditto.
3026 * genrecog.c: Ditto.
3028 * ira-costs.c: Ditto.
3029 * ira-lives.c: Ditto.
3032 * lower-subreg.c: Ditto.
3033 * modulo-sched.c: Ditto.
3035 * postreload.c: Ditto.
3036 * print-rtl.c: Ditto.
3045 * sched-vis.c: Ditto.
3047 * sel-sched-ir.c: Ditto.
3048 * simplify-rtx.c: Ditto.
3049 * targhooks.c: Ditto.
3050 * var-tracking.c: Ditto.
3051 * vmsdbgout.c: Ditto.
3053 2009-06-22 Matthias Klose <doko@ubuntu.com>
3055 * Makefile.in (install-plugin): Always use DESTDIR.
3057 2009-06-22 Olivier Hainque <hainque@adacore.com>
3059 * config/pa/pa.c (output_call): Don't optimize post call jumps
3060 into return address adjustments if the call may throw.
3062 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
3064 * arm.c (thumb1_output_casesi): New function.
3065 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
3066 optimizing for size or PIC.
3067 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
3068 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
3069 (casesi): Handle Thumb-1 when optimizing for size or PIC.
3070 (thumb1_casesi_internal_pic): New expand rule.
3071 (thumb1_casesi_dispatch): New pattern.
3072 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
3074 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
3075 in the text seciton when PIC or optimizing for size.
3076 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
3077 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
3078 preservation properties of code.
3079 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
3080 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
3081 (__gnu_thumb1_case_si): New function.
3082 * t-arm (LIB1ASMSRC): Define here.
3083 (LIB1ASMFUNCS): Add some common functions.
3084 * t-arm-elf (LIB1ASMSRC): Delete.
3085 (LIB1ASMFUNCS): Append to existing set.
3086 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3087 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3088 * t-symbian (LIB1ASMFUNCS): Likewise.
3089 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3090 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3092 2009-06-21 Richard Guenther <rguenther@suse.de>
3094 PR tree-optimization/38729
3095 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
3096 to loops with a single exit if -fno-expensive-optimizations.
3098 2009-06-21 Jakub Jelinek <jakub@redhat.com>
3100 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
3101 (dataflow_set): Change vars type from htab_t to shared_hash.
3102 (shared_hash_pool, empty_shared_hash): New variables.
3103 (vars_clear): Removed.
3104 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
3105 shared_hash_find_slot_unshare, shared_hash_find_slot,
3106 shared_hash_find_slot_noinsert, shared_hash_find): New
3108 (shared_hash_unshare, shared_hash_destroy): New functions.
3109 (unshare_variable): Unshare set->vars if shared, use
3111 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
3112 (get_init_value, find_src_set_src, dump_dataflow_set,
3113 clobber_variable_part, emit_notes_for_differences): Use
3115 (dataflow_set_init): Remove second argument, set vars to
3116 empty_shared_hash instead of creating a new htab.
3117 (dataflow_set_clear): Call shared_hash_destroy and set vars
3118 to empty_shared_hash instead of calling vars_clear.
3119 (dataflow_set_copy): Don't call vars_copy, instead just share
3120 the src htab with dst.
3121 (variable_union): Use shared_hash_*, use initially NO_INSERT
3122 lookup if set->vars is shared. Don't keep slot cleared before
3123 calling unshare_variable. Unshare set->vars if needed.
3124 Even ->refcount == 1 vars must be unshared if set->vars is shared
3125 and var needs to be modified.
3126 (variable_canonicalize): New function.
3127 (dataflow_set_union): If dst->vars is empty, just share src->vars
3128 with dst->vars and traverse with variable_canonicalize to canonicalize
3129 and unshare what is needed.
3130 (dataflow_set_different): If old_set and new_set use the same shared
3131 htab, they aren't different. If number of htab elements is different,
3132 htabs are different. Use shared_hash_*.
3133 (dataflow_set_destroy): Call shared_hash_destroy instead of
3135 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
3136 second argument to dataflow_set_init.
3137 (vt_initialize): Likewise. Initialize shared_hash_pool and
3138 empty_shared_hash, move bb in/out initialization afterwards.
3139 Use variable_htab_free instead of NULL as changed_variables del hook.
3140 (variable_was_changed): Change type of second argument to pointer to
3141 dataflow_set. When inserting var into changed_variables, bump
3142 refcount. Unshare set->vars if set is shared htab and slot needs to
3144 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
3145 lookup if set->vars is shared. Unshare set->vars if needed.
3146 Even ->refcount == 1 vars must be unshared if set->vars is shared
3147 and var needs to be modified. Adjust variable_was_changed caller.
3148 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
3149 vars must be unshared if set->vars is shared and var needs to be
3150 modified. Adjust variable_was_changed caller.
3151 (emit_note_insn_var_location): Don't pool_free var.
3152 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
3154 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
3155 free_alloc_pool on shared_hash_pool.
3157 2009-06-20 Anthony Green <green@moxielogic.com>
3159 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
3160 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
3162 2009-06-20 Richard Guenther <rguenther@suse.de>
3164 * tree-ssa-structalias.c (find_func_aliases): For memset use
3165 a constraint from NULL if we memset to zero.
3166 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
3167 we explicitly handle that do not read from memory.
3168 (call_may_clobber_ref_p_1): Properly handle builtins that may
3171 2009-06-20 Richard Guenther <rguenther@suse.de>
3173 PR tree-optimization/40495
3174 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3175 (new_scalar_tmp_constraint_exp): New function.
3176 (process_constraint): Do not create temporary decls.
3177 (process_all_all_constraints): Likewise.
3178 (handle_const_call): Likewise.
3179 (create_function_info_for): Do not set decl.
3181 2009-06-19 Ian Lance Taylor <iant@google.com>
3183 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
3184 (rs6000_attribute_table): Make static; move before use.
3186 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
3188 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
3189 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3190 Propagate the TREE_READONLY flag without overwriting it.
3191 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3192 Propagate the TREE_READONLY flag onto the result.
3193 (process_call_operands): Move around. Use correct constant value.
3195 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3198 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3199 * config/arm/arm.md: Likewise.
3201 2009-06-19 Ian Lance Taylor <iant@google.com>
3203 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3204 to GIMPLE_ERROR_MARK.
3206 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3207 op2_original_type parameters. Warn about using different enum types.
3208 * c-parser.c (c_parser_conditional_expression): Pass original
3209 types to build_conditional_expr.
3210 * c-tree.h (build_conditional_expr): Update declaration.
3212 2009-06-19 Ian Lance Taylor <iant@google.com>
3214 * config/i386/i386.c (ix86_function_specific_save): Test that
3215 fields match values, rather than testing the values are in a
3218 2009-06-19 Richard Guenther <rguenther@suse.de>
3220 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3222 (ptr_derefs_may_alias_p): Likewise.
3223 (ptr_deref_may_alias_ref_p_1): New function.
3224 (ptr_deref_may_alias_ref_p): Likewise.
3225 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3226 covered by looking at the ESCAPED solution.
3227 (call_may_clobber_ref_p_1): Likewise.
3228 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3229 Handle NULL_TREE offset. Do not produce redundant constraints.
3230 (process_all_all_constraints): New helper function.
3231 (do_structure_copy): Use it.
3232 (handle_lhs_call): Likewise.
3233 (find_func_aliases): Handle some builtins with pointer arguments
3234 and/or return values explicitly.
3236 2009-06-19 Ian Lance Taylor <iant@google.com>
3238 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3240 2009-06-19 Ian Lance Taylor <iant@google.com>
3242 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3244 2009-06-19 Ian Lance Taylor <iant@google.com>
3246 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
3247 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
3250 * c-decl.c (finish_decl): If -Wc++-compat, warn about
3251 uninitialized const.
3253 2009-06-19 Ian Lance Taylor <iant@google.com>
3255 * dse.c (struct store_info): Rename bitmap field to bmap. Change
3258 * c-decl.c (in_struct, struct_types): Remove.
3259 (struct c_binding): Add in_struct field.
3260 (c_binding_ptr): Define type, along with VEC.
3261 (struct c_struct_parse_info): Define.
3262 (struct_parse_info): New static variable.
3263 (bind): Initialize in_struct field.
3264 (start_struct): Remove enclosing_in_struct and
3265 enclosing_struct_types parameters. Add
3266 enclosing_struct_parse_info parameter. Change all callers. Set
3267 struct_parse_info rather than in_struct and struct_types.
3268 (grokfield): If -Wc++-compat and there is a symbol binding for the
3269 field name, set the in_struct flag and push it on the
3270 struct_parse_info->fields vector.
3271 (warn_cxx_compat_finish_struct): New static function.
3272 (finish_struct): Remove enclosing_in_struct and
3273 enclosing_struct_types parameters. Add
3274 enclosing_struct_parse_info parameter. Change all callers. Don't
3275 set C_TYPE_DEFINED_IN_STRUCT here. Call
3276 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
3277 parameter. Only push on struct_types if warn_cxx_compat.
3278 (finish_enum): Only push on struct_types if warn_cxx_compat.
3279 (declspecs_add_type): Add loc parameter. Change all callers.
3280 Change all error calls to error_at. Pass loc, not input_location,
3281 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
3282 defined in a struct. If -Wc++-compat and parsing a struct, record
3283 that a typedef name was used.
3284 * c-parser.c (c_parser_declspecs): Get location to pass to
3286 (c_parser_struct_or_union_specifier): Update calls to start_struct
3288 * c-tree.h (struct c_struct_parse_info): Declare.
3289 (finish_struct, start_struct): Update declarations.
3290 (declspecs_add_type): Update declaration.
3292 2009-06-19 Ian Lance Taylor <iant@google.com>
3294 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
3295 variable with an anonymous type.
3297 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3299 * see.c: Remove for real.
3301 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3303 * optabs.h (enum optab_index): Add new OTI_significand.
3304 (significand_optab): Define corresponding macro.
3305 * optabs.c (init_optabs): Initialize significand_optab.
3306 * genopinit.c (optabs): Implement significand_optab using
3307 significand?f2 patterns.
3308 * builtins.c (expand_builtin_mathfn): Handle
3309 BUILT_IN_SIGNIFICAND{,F,L}.
3310 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
3311 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
3313 * config/i386/i386.md (significandxf2, significand<mode>2): New
3314 expanders to implement significandf, significand and significandl
3315 built-ins as inline x87 intrinsics.
3317 2009-06-18 Anatoly Sokolov <aesok@post.ru>
3319 * config/avr/avr.c (avr_override_options): Remove setting value of
3320 PARAM_INLINE_CALL_COST.
3322 2009-06-18 Richard Henderson <rth@redhat.com>
3325 * tree-pass.h (TDF_ASMNAME): New.
3326 * tree-dump.c (dump_options): Add asmname.
3327 * doc/invoke.texi: Document it.
3329 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
3330 (dump_decl_name): ...here.
3331 (dump_function_name): New flags arg; mind TDF_ASMNAME.
3332 (dump_generic_node): Update dump_function_name calls.
3333 (print_call_name): New flags arg; update all dump calls.
3334 * diagnostic.h (print_call_name): Update.
3335 * gimple-pretty-print.c (dump_gimple_call): Update.
3337 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
3340 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
3342 2009-06-18 Diego Novillo <dnovillo@google.com>
3344 * doc/plugins.texi: Document plugin_is_GPL_compatible.
3345 * plugin.c (str_license): Declare.
3346 (try_init_one_plugin): Assert that the symbol
3347 'plugin_is_GPL_compatible' exists.
3349 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
3352 * Makefile.in (OBJS-common): Remove see.o.
3354 * common.opt (fsee): Mark as preserved for backward compatibility.
3355 * opts.c (common_handle_option): Add OPT_fsee to the backward
3356 compatibility section.
3357 * passes.c (init_optimization_passes, pass_see): Remove pass.
3358 * timevar.def (TV_SEE): Remove.
3359 * tree-pass.h (pass_see): Remove declaration.
3360 * doc/invoke.texi (-fsee): Remove documentation.
3362 2009-06-18 Martin Jambor <mjambor@suse.cz>
3364 * tree-sra.c: Include statistics.h
3365 (sra_stats): New variable.
3366 (sra_initialize): Clear sra_stats.
3367 (create_access_replacement): Increment sra_stats.replacements.
3368 (get_access_replacement): Do not return twice.
3369 (analyze_all_variable_accesses): Increment statistics counter by the
3370 number of scalarized aggregates.
3371 (generate_subtree_copies): Increment sra_stats.subtree_copies.
3372 (sra_modify_expr): Increment sra_stats.exprs.
3373 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
3374 (sra_modify_assign): Increment sra_stats.exprs,
3375 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
3376 (perform_intra_sra): Update statistics counters.
3377 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
3379 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3381 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
3382 (arm_scalar_mode_supported_p): New function.
3384 2009-06-18 Paul Brook <paul@codesourcery.com>
3385 Sandra Loosemore <sandra@codesourcery.com>
3387 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
3388 (__extendhfsf2, __truncsfhf2): Define.
3389 * config/arm/fp16.c: New file.
3390 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3391 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3393 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3395 * doc/extend.texi (Half-Precision): New section.
3396 * doc/invoke.texi (Option Summary): List -mfp16-format.
3397 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
3398 * config/arm/arm.opt (mfp16-format=): New.
3399 * config/arm/arm.c: Include intl.h.
3400 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
3401 (TARGET_INVALID_RETURN_TYPE): Redefine.
3402 (TARGET_PROMOTED_TYPE): Redefine.
3403 (TARGET_CONVERT_TO_TYPE): Redefine.
3404 (arm_fp16_format): Define.
3405 (all_fpus): Add entry for neon-fp16.
3406 (fp_model_for_fpu): Likewise.
3407 (struct fp16_format): Declare.
3408 (all_fp16_formats): Define.
3409 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
3411 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
3413 (arm_legitimate_index_p): Treat HFmode like HImode.
3414 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3415 (coproc_secondary_reload_class): Special-case HFmode.
3416 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3417 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3418 (arm_init_fp16_builtins): New.
3419 (arm_init_builtins): Call it.
3420 (arm_invalid_parameter_type): New.
3421 (arm_invalid_return_type): New.
3422 (arm_promoted_type): New.
3423 (arm_convert_to_type).
3424 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3426 (arm_emit_fp16_const): New function.
3427 (arm_mangle_type): Mangle __fp16 as "Dh".
3428 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3430 (TARGET_NEON_FP16): New.
3431 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3432 (enum fputype): Add FPUTYPE_NEON_FP16.
3433 (enum arm_fp16_format_type): Declare.
3434 (arm_fp16_format): Declare.
3435 (LARGEST_EXPONENT_IS_NORMAL): Define.
3436 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3437 * config/arm/arm-modes.def (HFmode): Define.
3438 * config/arm/vfp.md: (*movhf_vfp): New.
3441 * config/arm/arm.md: (fpu): Add neon_fp16.
3442 (floatsihf2, floatdihf2): New.
3443 (fix_trunchfsi2, fix_trunchfdi2): New.
3447 (*arm32_movhf): New.
3448 (*thumb1_movhf): New.
3449 (consttable_2): Add check for HFmode constants.
3450 (consttable_4): Handle HFmode constants.
3452 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3454 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3456 2009-06-17 Olivier Hainque <hainque@adacore.com>
3458 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3459 const char ** conversion in AIX specific section.
3461 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3463 * config/i386/i386.c (ix86_special_builtin_type): Remove
3464 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3465 (bdesc_special_args): Updated.
3466 (ix86_init_mmx_sse_builtins): Likewise.
3467 (ix86_expand_special_args_builtin): Likewise.
3469 2009-06-17 Richard Henderson <rth@redhat.com>
3471 * tree-pretty-print.c (maybe_dump_asm_name): New.
3472 (dump_decl_name): Use it.
3473 (PRINT_FUNCTION_NAME): Merge into...
3474 (dump_function_name): ... here. Use maybe_dump_asm_name.
3476 2009-06-17 Cary Coutant <ccoutant@google.com>
3478 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3480 * debug.c (struct gcc_debug_hooks): Change placeholder for
3482 (debug_nothing_int_charstar_int): Replaced by...
3483 (debug_nothing_int_charstar_int_bool): ...this.
3484 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3485 source_line prototype.
3486 (debug_nothing_int_charstar_int): Replaced by...
3487 (debug_nothing_int_charstar_int_bool): ...this.
3488 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3489 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3490 Output is_stmt operand when necessary.
3491 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3492 (notice_source_line): Add is_stmt parameter.
3493 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3494 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3496 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3497 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3499 2009-06-17 Ian Lance Taylor <iant@google.com>
3501 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3503 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3506 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3508 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3509 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3510 tree_strip_sign_nop_conversions and
3511 tree_ssa_strip_useless_type_conversions rather than stripping
3512 the operations here.
3513 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3515 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3516 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3517 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3518 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3521 2009-06-17 Michael Eager <eager@eagercon.com>
3523 * config/rs6000/constraints.md (register_constraint "d"): New.
3524 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3525 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3526 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3527 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3528 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3529 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3530 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3531 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3532 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3533 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3535 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3536 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3537 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3538 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3539 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3540 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3541 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3542 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3543 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3544 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3545 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3546 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3547 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3548 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3550 2009-06-16 Ian Lance Taylor <iant@google.com>
3552 * profile.c (total_num_never_executed): Don't define.
3553 (compute_branch_probabilities): Don't count or print
3555 (init_branch_prob): Don't set total_num_never_executed.
3556 (end_branch_prob): Don't print total_num_never_executed.
3558 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3560 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3562 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3564 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3565 (nabstd2_fpr): Same.
3567 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3569 * expr.c (expand_assignment): Change complex type check.
3571 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3573 * doc/plugins.texi (Building GCC plugins): Added new section.
3575 2009-06-17 Ian Lance Taylor <iant@google.com>
3577 * c-pch.c (get_ident): Don't set size of templ array.
3578 (pch_init): Don't set size of partial_pch array.
3580 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3581 string constant to intialize an array whose size is the length of
3584 2009-06-17 Richard Guenther <rguenther@suse.de>
3586 PR tree-optimization/40389
3587 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3588 to addressable types.
3589 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3591 2009-06-17 Richard Guenther <rguenther@suse.de>
3594 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3595 if there is no evolution of left in the loop bail out.
3596 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3597 chrec_fold_multiply.
3599 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3600 Janis Johnson <janis187@us.ibm.com>
3603 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3604 for the symbol ref of a constant that is the source of a move
3605 - nor for any other not-obvious-label-ref constants.
3607 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3609 * plugin.c (position_pass): Skip newly inserted pass during list
3610 traversal to avoid repeated insertion.
3612 2009-06-16 Ian Lance Taylor <iant@google.com>
3614 * vec.h (VEC_stack_alloc): Define different version if
3615 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3616 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3617 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3618 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3620 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3622 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3624 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3625 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3626 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3627 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3628 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3629 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3630 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3631 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3632 __builtin_ia32_rdtscp.
3633 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3634 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3635 and __builtin_ia32_rorhi.
3636 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3637 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3638 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3639 (ix86_expand_args_builtin): Likewise.
3640 (ix86_expand_special_args_builtin): Likewise.
3642 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3643 (UNSPECV_RDTSC): Likewise.
3644 (UNSPECV_RDPMC): Likewise.
3645 (*bsr): Renamed to ...
3647 (*bsr_rex64): Renamed to ...
3651 (*rdpmc_rex64): Likewise.
3654 (*rdtsc_rex64): Likewise.
3656 (*rdtscp): Likewise.
3657 (*rdtscp_rex64): Likewise.
3659 * config/i386/ia32intrin.h: New.
3661 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3663 2009-06-16 Ian Lance Taylor <iant@google.com>
3665 * ira-build.c (copy_info_to_removed_store_destinations):
3666 Initialize parent_a.
3668 2009-06-16 Ian Lance Taylor <iant@google.com>
3670 * c-decl.c (grokdeclarator): Change size_varies to bool.
3672 2009-06-16 Ian Lance Taylor <iant@google.com>
3674 * sel-sched.c: Make forward declarations of move_op_hooks and
3675 fur_hooks explicitly extern.
3677 2009-06-16 Ian Lance Taylor <iant@google.com>
3679 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3680 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3682 2009-06-16 Ian Lance Taylor <iant@google.com>
3684 * resource.c (mark_referenced_resources): Change
3685 include_delayed_effects parameter to bool. Change all callers.
3686 (mark_end_of_function_resources): Likewise.
3687 * reorg.c (insn_references_resource_p): Likewise.
3688 (insn_sets_resource_p): Likewise.
3689 * resource.h (mark_referenced_resources): Update declaration.
3690 (mark_end_of_function_resources): Update declaration.
3692 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3694 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3696 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3698 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3699 GCC can bootstrap on AIX with GNU Binutils 2.20.
3701 2009-06-16 Ian Lance Taylor <iant@google.com>
3703 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3705 2009-06-16 Ian Lance Taylor <iant@google.com>
3707 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3708 inline, not extern inline.
3709 (exact_log2): Likewise.
3710 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3712 (exact_log2): Likewise, but don't test CTZ_HWI.
3714 2009-06-16 Ian Lance Taylor <iant@google.com>
3716 * bitmap.c (bitmap_clear): Don't declare as inline.
3717 * gimple.c (gimplify_assign): Likewise.
3718 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3719 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3720 (sched_scan_info): Remove duplicate definition.
3722 2009-06-16 Ian Lance Taylor <iant@google.com>
3724 * c-common.c (skip_evaluation): Don't define.
3725 (c_inhibit_evaluation_warnings): Define global variable.
3726 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3727 than skip_evaluation.
3728 (convert_and_check, warn_for_div_by_zero): Likewise.
3729 * c-common.h (skip_evaluation): Don't declare.
3730 (c_inhibit_evaluation_warnings): Declare.
3731 * c-parser.c (c_parser_typeof_specifier): Set
3732 c_inhibit_evaluation_warnings rather than skip_evaluation.
3733 (c_parser_conditional_expression): Likewise.
3734 (c_parser_binary_expression): Likewise.
3735 (c_parser_sizeof_expression): Likewise.
3736 (c_parser_alignof_expression): Likewise.
3737 * c-typeck.c (build_indirect_ref): Check
3738 c_inhibit_evaluation_warnings rather than skip_evaluation.
3739 (build_conditional_expr, build_binary_op): Likewise.
3741 2009-06-16 Richard Guenther <rguenther@suse.de>
3743 * tree-ssa-alias.c (is_escape_site): Remove.
3744 * tree-ssa-alias.h (enum escape_type): Remove.
3745 (is_escape_site): Likewise.
3746 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3747 via casts and asms without deferring to is_escape_site.
3749 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3752 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3753 use gen_lowpart if op0 has complex mode.
3755 2009-06-16 Richard Guenther <rguenther@suse.de>
3757 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3758 variables add them to ESCAPED.
3759 (find_func_aliases): Do not make all indirectly stored values escaped.
3761 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3763 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3766 2009-06-16 Martin Jambor <mjambor@suse.cz>
3768 PR tree-optimization/40432
3769 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3770 check whether we need to force gimple register operand.
3772 2009-06-16 Martin Jambor <mjambor@suse.cz>
3774 PR tree-optimization/40413
3775 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3776 build_ref_for_offset.
3777 (propagate_subacesses_accross_link): Fix a typo in a comment.
3779 2009-06-16 Ira Rosen <irar@il.ibm.com>
3781 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3782 with additional parameter.
3783 * tree-vectorizer.h (enum vect_def_type): Add new value
3785 (enum vect_relevant): Add comments.
3786 (vect_is_simple_reduction): Add new argument.
3787 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3788 Detect nested cycles.
3789 (vect_is_simple_reduction): Update documentation, add an argument to
3790 distinguish inner-loop reduction from nested cycle, detect nested
3791 cycles, fix printings and indentation, don't swap operands in case
3793 (get_initial_def_for_reduction): Handle subtraction.
3794 (vect_create_epilog_for_reduction): Add new argument to specify
3796 (vect_finalize_reduction): Handle subtraction, fix comments.
3797 (vectorizable_reduction): Handle nested cycles. In case of nested
3798 cycle keep track of the reduction variable position. Call
3799 vect_is_simple_reduction with additional parameter. Use original
3800 statement code in reduction epilogue for nested cycle. Call
3801 vect_create_epilog_for_reduction with additional parameter.
3802 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3803 inner-loop vectorization.
3804 (vect_recog_widen_sum_pattern): Likewise.
3805 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3807 (vect_mark_stmts_to_be_vectorized): Likewise.
3808 (vect_get_vec_def_for_operand): Handle nested cycles.
3810 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3812 * doc/invoke.texi (Debugging Options): Fix option index entries
3813 for -fdump-statistics, -frandom-seed add entries for
3814 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3815 (FRV Options): Fix entries for -mTLS, -mtls.
3816 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3817 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3818 (M68hc1x Options): Fix @itemx for -mnominmax.
3819 (MCore Options): Fix entry for -mno-lsim.
3820 (MMIX Options): Fix entry for -mabi=mmixware.
3821 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3823 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3825 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3826 Mention the plugin mode of gengtype.
3827 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3828 * gengtype.c: Updated copyright.
3829 (plugin_files, nb_plugin_files) Added new static variables.
3830 (measure_input_list) Care about plugin_files.
3831 (write_rtx_next): Added early return in plugin mode.
3832 (create_file): Updated copyright year in generated file. Added
3834 (oprintf): Added early return if NULL outf.
3835 (get_output_file_with_visibility): Care of plugin_files.
3836 (get_output_file_name): May return null.
3837 (write_local): Added early return.
3838 (put_mangled_filename): Ditto.
3839 (finish_root_table): Added check for base_files.
3840 (write_roots): Care about null when plugins.
3841 (main): Added plugin mode.
3843 2009-06-15 Ian Lance Taylor <iant@google.com>
3845 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3846 * gcov.c (read_count_file): Add braces around variables declared
3849 * c.opt (Wjump-misses-init): New warning.
3850 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3851 -Wall and -Wc++-compat if not already set.
3852 (c_common_post_options): Clear warn_jump_misses_init if it was not
3854 * c-decl.c (struct c_binding): Change type field to a union with
3855 new label field. Make it the first field in the struct. Update
3856 references to type to use u.type instead.
3857 (struct c_spot_bindings): Define.
3858 (struct c_goto_bindings): Define.
3859 (c_goto_bindings_p): Define, along with VECs.
3860 (struct c_label_vars): Define.
3861 (struct c_scope): Add has_label_bindings field.
3862 (bind_label, set_spot_bindings): New static functions.
3863 (decl_jump_unsafe, update_spot_bindings): New static functions.
3864 (update_label_decls): New static function.
3865 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3866 Update binding u.label field to shadowed field.
3867 (c_binding_start_stmt_expr): New function.
3868 (c_binding_end_stmt_expr): New function.
3869 (pushdecl): Don't call c_begin_vm_scope.
3870 (make_label): Add defining and p_label_vars parameters. Change
3872 (lookup_label): Correct test for whether a label has not yet been
3873 defined. Call bind_label rather than bind.
3874 (warn_about_goto): New static function.
3875 (lookup_label_for_goto): New function.
3876 (declare_label): Call bind_label rather than bind.
3877 (check_earlier_gotos): New static function.
3878 (define_label): Don't give errors about jumping into statement
3879 expressions or scopes of variably modified types. Call
3880 set_spot_bindings and check_earlier_gotos. Call bind_label
3881 instead of bind. Don't set label_context_stack_se or
3882 label_context_stack_vm.
3883 (c_get_switch_bindings): New function.
3884 (c_release_switch_bindings): New function.
3885 (c_check_switch_jump_warnings): New function.
3886 (start_function): Don't set label_context_stack_se or
3887 label_context_stack_vm.
3888 (finish_function): Likewise.
3889 * c-typeck.c (label_context_stack_se): Don't define.
3890 (label_context_stack_vm): Don't define.
3891 (c_finish_goto_label): Call lookup_label_for_goto rather than
3892 lookup_label. Don't give errors about jumping into a statement
3893 expression or the scope of a variably modified type. Don't set
3894 label_context_stack_se or label_context_stack_vm.
3895 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3896 fields. Add bindings field.
3897 (c_start_case): Don't set deleted fields. Set bindings field.
3898 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3899 or blocked_vm. Call c_check_switch_jump_warnings.
3900 (c_finish_case): Don't test blocked_stmt_expr field. Call
3901 c_release_switch_bindings.
3902 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3903 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3904 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3905 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3906 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3907 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3908 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3909 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3910 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3911 (C_DECL_UNJUMPABLE_VM): Don't define.
3912 (C_DECL_UNDEFINABLE_VM): Don't define.
3913 (struct c_label_list): Don't define.
3914 (struct c_label_context_se): Don't define.
3915 (struct c_label_context_vm): Don't define.
3916 (struct c_spot_bindings): Declare.
3917 (c_bindings_start_stmt_expr): Declare.
3918 (c_bindings_end_stmt_expr): Declare.
3919 (lookup_label_for_goto): Declare.
3920 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3921 (c_check_switch_jump_warnings): Declare.
3922 (label_context_stack_se, label_context_stack_vm): Don't declare.
3923 (c_finish_goto_label): Update declaration.
3924 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3925 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3926 (Warning Options): Document -Wjump-misses-init.
3928 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3930 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3933 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3935 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3937 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3939 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3941 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3943 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3945 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3947 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3948 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3949 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3950 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3951 * dwarf2asm.c (dw2_force_const_mem): Update call to
3953 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3954 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3955 * langhooks.c (lhd_comdat_group): Remove.
3956 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3957 * tree.h (DECL_COMDAT_GROUP): New.
3958 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3959 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3960 (make_decl_one_only): Change signature.
3961 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3963 (make_decl_one_only): Change signature.
3964 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3966 2009-06-15 Richard Guenther <rguenther@suse.de>
3969 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3971 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3973 * tree-ssa-math-opts.c: Remove extra divide.
3975 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3977 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3979 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3981 * passes.c: Add bswap pass.
3982 * tree-pass.h: Add pass_optimize_bswap declaration.
3983 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3984 Include rtl.h, expr.h and optabs.h for optab_handler check.
3985 (struct symbolic_number, pass_optimize_bswap): New definition.
3986 (do_shift_rotate, verify_symbolic_number_p): New functions.
3987 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3988 (gate_optimize_bswap): New function.
3989 * tree.c (widest_int_cst_value): New function.
3990 * tree.h (widest_int_cst_value): Prototype added.
3992 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3994 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3995 REG_EQUAL/REG_EQUIV notes.
3997 2009-06-14 Richard Guenther <rguenther@suse.de>
4000 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
4001 has its address taken if NRV was applied and it is addressable.
4002 * tree-ssa-structalias.c (get_constraint_for_address_of): New
4003 function split out from ...
4004 (get_constraint_for_1): ... here.
4005 (handle_rhs_call): Use it to mark the return slot escaped if
4006 it is addressable and NRV was applied.
4008 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4010 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
4011 Change first argument type to location_t.
4012 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
4013 Do not set input_location.
4014 Use loc instead of input_location throughout.
4016 2009-06-13 Richard Guenther <rguenther@suse.de>
4018 PR tree-optimization/40421
4019 * tree-predcom.c (should_unroll_loop_p): Remove.
4020 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
4022 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4024 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4025 Add location argument.
4027 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4029 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
4031 * config/s390/s390.c (s390_build_builtin_va_list): Same.
4032 (s390_gimplify_va_arg): Pass location to create_artificial_label.
4033 * config/spu/spu-protos.h: Add location to
4034 spu_resolve_overloaded_builtin.
4035 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
4036 spu_build_builtin_va_list.
4037 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
4038 argument. Pass location to build_function_call_vec.
4039 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
4041 (emit_fpu_switch): Same.
4042 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
4043 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
4044 to build_decl and create_artificial_label.
4045 (xtensa_gimplify_va_arg_expr): Same.
4046 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
4047 (xstormy16_gimplify_va_arg_expr): Same.
4048 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
4049 * config/arm/arm.c (arm_build_builtin_va_list): Same.
4050 * config/mips/mips.c (mips_build_builtin_va_list): Same.
4051 (mips16_build_function_stub): Same.
4052 (mips16_build_call_stub): Same.
4054 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
4057 * arm/constraints.md (Pa, Pb): New constraints.
4058 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
4059 split pattern to deal with them.
4061 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
4063 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
4064 fix index entry for -Xpreprocessor.
4066 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4068 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4069 Add location argument to build_decl call.
4070 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
4071 (rs6000_init_builtins): Same.
4072 (spe_init_builtins): Same.
4073 (rs6000_gimplify_va_arg): Add location argument to
4074 create_artificial_label call.
4076 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
4078 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
4079 * combine-stack-adj.c (pass_stack_adjustments): Use it.
4080 * Makefile.in: Fix GGC dependency for gcse.o.
4082 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4084 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
4085 * gimple-pretty-print.c (dump_gimple_stmt): Same.
4086 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
4088 * c-parser.c (c_parser_binary_expression): Use current column while
4089 building binary operations.
4090 * common.opt (fshow-column): Enable by default.
4091 * tree-vrp.c (check_array_ref): Use warning_at.
4092 (check_array_bounds): Use location from call back if expr has no
4094 * tree.h: Add location argument to maybe_fold_*.
4095 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
4096 (maybe_fold_offset_to_array_ref): Add location argument and use it.
4097 (maybe_fold_offset_to_component_ref): Same.
4098 (maybe_fold_offset_to_reference): Same.
4099 (maybe_fold_offset_to_address): Same.
4100 (maybe_fold_stmt_indirect): Same.
4101 (maybe_fold_stmt_addition): Same.
4102 (fold_stmt_r): Pass location to maybe_fold_*.
4103 (fold_gimple_assign): Same.
4104 * c-tree.h: Add location argument to finish_decl,
4105 default_function_array_conversion, store_init_value.
4106 * c-decl.c (define_label): Use error_at.
4107 (c_make_fname_decl): Pass location to finish_decl.
4108 (finish_decl): New location argument.
4109 (build_compound_literal): Pass location to store_init_value.
4110 (grokdeclarator): Pass location to finish_decl.
4112 * c-typeck.c (array_to_pointer_conversion): New location argument.
4113 (function_to_pointer_conversion): Same.
4114 (default_function_array_conversion): Same.
4115 (parser_build_unary_op): Pass location to overflow_warning.
4116 (parser_build_binary_op): Same. Use warning_at.
4117 (build_unary_op): Pass location to array_to_pointer_conversion.
4118 (build_c_cast): Pass location to digest_init.
4119 (build_modify_expr): New location argument.
4120 (convert_for_assignment): Same.
4121 (store_init_value): Same.
4122 (digest_init): Same.
4123 (output_init_element): Pass location to digest_init and
4124 array_to_pointer_conversion.
4125 (c_finish_return): Pass location to convert_for_assignment.
4126 * gimplify.c (gimplify_conversion): Pass location to
4127 maybe_fold_offset_to_address.
4128 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
4129 to maybe_fold_stmt_addition.
4130 * c-omp.c (c_finish_omp_atomic): Pass new location to
4132 (c_finish_omp_for): Same.
4133 * c-common.c (overflow_warning): New argument.
4134 * c-common.h: New argument to build_modify_expr, overflow_warning.
4135 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
4137 (c_parser_initializer): Pass location to
4138 default_function_array_conversion.
4139 (c_parser_initelt): Same.
4140 (c_parser_initval): Same.
4141 (c_parser_asm_operands): Same.
4142 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
4143 (c_parser_conditional_expression): Same.
4144 (c_parser_binary_expression): Add location info to stack. Use it.
4145 (c_parser_unary_expression): Pass location to
4146 default_function_array_conversion, parser_build_unary_op,
4147 build_indirect_ref, c_parser_postfix_expression_after_primary.
4148 (c_parser_postfix_expression_after_primary): New location argument.
4150 (c_parser_expression_conv): Pass location to
4151 default_function_array_conversion.
4152 (c_parser_expr_list): Same.
4153 (c_parser_omp_atomic): Same.
4154 (c_parser_omp_for_loop): Same.
4155 * c-tree.h: (struct c_declarator): Add comment to id_loc.
4156 (build_array_declarator): New argument.
4157 * c-decl.c (build_array_declarator): Add location argument.
4158 (grokdeclarator): Set id_loc for cdk_array.
4159 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
4160 build_array_declarator.
4161 * tree.c (build_omp_clause): Add location argument.
4162 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
4163 (OMP_CLAUSE_LOCATION): New macro.
4164 (struct tree_omp_clause): Add location field.
4165 (build_omp_clause): Add argument.
4166 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
4167 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
4169 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
4170 (cp_parser_omp_clause_collapse): Same.
4171 (cp_parser_omp_clause_default): Same.
4172 (cp_parser_omp_clause_if): Same.
4173 (cp_parser_omp_clause_nowait): Same.
4174 (cp_parser_omp_clause_num_threads): Same.
4175 (cp_parser_omp_clause_ordered): Same.
4176 (cp_parser_omp_clause_schedule): Same.
4177 (cp_parser_omp_clause_untied): Same.
4178 (cp_parser_omp_for_loop): Same.
4179 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4180 * c-tree.h (c_start_case): Add location argument.
4181 (c_process_expr_stmt): Same.
4182 (c_finish_goto_*): Same.
4183 * tree-parloops.c (initialize_reductions): Pass location to
4185 (create_parallel_loop): Same.
4186 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
4187 (gfc_trans_omp_reduction_list): Same.
4188 (gfc_trans_omp_clauses): Same.
4189 (gfc_trans_omp_do): Same.
4190 * c-typeck.c (c_finish_goto_label): Same.
4191 (c_finish_goto_ptr): New location argument.
4192 (c_start_case): Same.
4193 (emit_side_effect_warnings): Same.
4194 (c_process_expr_stmt): Same.
4195 (c_finish_stmt_expr): Same.
4196 (c_finish_omp_clauses): Use error_at instead of error.
4197 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4199 * c-omp.c (c_split_parallel_clauses): New location argument.
4200 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4201 to build_omp_clause.
4202 (convert_local_reference_stmt): Same.
4203 (convert_gimple_call): Same.
4204 * c-common.h (c_split_parallel_clauses): New argument.
4205 * c-parser.c (c_parser_statement_after_labels): Pass location to
4206 c_finish_goto_label.
4207 (c_parser_switch_statement): Pass location to c_start_case.
4208 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4209 and c_process_expr_stmt.
4210 (c_parser_omp_variable_list): Add location argument.
4211 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4212 (c_parser_omp_clause_default): Same.
4213 (c_parser_omp_clause_if): Same.
4214 (c_parser_omp_clause_num_threads): Same.
4215 (-c_parser_omp_clause_ordered): Same.
4216 (c_parser_omp_clause_reduction): Pass location to
4217 c_parser_omp_variable_list.
4218 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4219 (c_parser_omp_clause_untied): Same.
4220 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4221 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4223 * c-tree.h (check_for_loop_decls, undeclared_variable,
4224 build_component_ref, build_array_ref, build_external_ref,
4225 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4226 build_conditional_expr, build_compound_expr, c_cast_expr,
4227 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4228 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4230 * c-semantics.c (build_stmt): Same.
4231 (build_case_label): Same.
4232 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4233 (undeclared_variable): New argument.
4235 (lookup_label): Pass location on down.
4236 (define_label): Same.
4237 (finish_decl): Same.
4238 (build_compound_literal): Same.
4239 (finish_struct): Same.
4240 (finish_function): Do not set location here.
4241 (check_for_loop_decls): New argument.
4242 * tree.c (save_expr): Set location.
4243 (build_empty_stmt): New argument.
4244 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4245 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4246 * builtins.c (gimplify_va_arg_expr): Use locations.
4247 (expand_builtin_sync_operation): Same.
4248 * c-typeck.c (build_component_ref): New argument.
4249 (build_array_ref): Same.
4250 (build_external_ref): Same.
4251 (c_expr_sizeof_expr): Same.
4252 (c_expr_sizeof_type): Same.
4253 (parser_build_unary_op): Same.
4254 (build_conditional_expr): Same.
4255 (build_compound_expr): Pass location on down.
4256 (build_compound_expr): New argument.
4257 (build_c_cast): Same.
4258 (c_cast_expr): Same.
4259 (build_asm_expr): Same.
4260 (c_finish_return): Same.
4261 (c_process_expr_stmt): Pass location on down.
4262 (c_finish_stmt_expr): New argument.
4263 (push_clenaup): Same.
4264 (c_finish_omp_parallel): Same.
4265 (c_finish_omp_task): Same.
4266 * gimplify.c (gimplify_call_expr): Pass location on down.
4267 * c-omp.c (c_finish_omp_master): New argument.
4268 (c_finish_omp_critical): Same.
4269 (c_finish_omp_ordered): Same.
4270 (c_finish_omp_barrier): Same.
4271 (-c_finish_omp_taskwait): Same.
4272 (c_finish_omp_atomic): Same.
4273 (c_finish_omp_flush): Same.
4274 * tree-inline.c (copy_tree_body_r): Pass location on down.
4275 (inline_forbidden_p): Remove use of input_location.
4276 * c-gimplify.c (c_build_bind_expr): New argument.
4277 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
4278 (c_sizeof_or_alignof_type): New argument.
4279 (c_alignof_expr): Same.
4280 (build_va_arg): Same.
4281 (c_add_case_label): Same.
4282 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
4283 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
4284 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
4285 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
4286 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
4287 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
4289 * stub-objc.c (objc_build_selector_expr): Same.
4290 (objc_build_throw_stmt): Same.
4291 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
4292 (c_parser_initelt): Same.
4293 (c_parser_compound_statement): Same.
4294 (c_parser_compound_statement_nostart): Same.
4295 (c_parser_label): Same.
4296 (c_parser_statement_after_labels): Same.
4297 (c_parser_if_body): Same.
4298 (c_parser_else_body): Same.
4299 (c_parser_if_statement): Same.
4300 (c_parser_switch_statement): Same.
4301 (c_parser_while_statement): Same.
4302 (c_parser_do_statement): Same.
4303 (c_parser_for_statement): Same.
4304 (c_parser_asm_statement): Same.
4305 (c_parser_conditional_expression): Same.
4306 (c_parser_binary_expression): Same.
4307 (c_parser_cast_expression): Same.
4308 (c_parser_unary_expression): Same.
4309 (c_parser_sizeof_expression): Same.
4310 (c_parser_alignof_expression): Same.
4311 (c_parser_postfix_expression): Same.
4312 (c_parser_expression): Same.
4313 (c_parser_objc_receiver): Same.
4314 (c_parser_omp_variable_list): Same.
4315 (c_parser_omp_structured_block): Same.
4316 (c_parser_omp_atomic): New argument.
4317 (c_parser_omp_barrier): Same.
4318 (c_parser_omp_critical): Same.
4319 (c_parser_omp_flush): Pass location on down.
4320 (c_parser_omp_for_loop): New argument.
4321 (c_parser_omp_for): Same.
4322 (c_parser_omp_master): Same.
4323 (c_parser_omp_ordered): Same.
4324 (c_parser_omp_sections_scope): Same.
4325 (c_parser_omp_sections): Same.
4326 (c_parser_omp_parallel): Same.
4327 (c_parser_omp_single): Same.
4328 (c_parser_omp_task): Same.
4329 (c_parser_omp_taskwait): Pass location on down.
4330 (c_parser_omp_construct): Same.
4331 (c_parser_omp_threadprivate): Same.
4332 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
4333 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
4334 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
4335 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
4336 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
4337 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
4338 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
4339 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
4340 config/i386/i386.c, stmt.c:
4341 Add location argument to the following function definitions and/or
4342 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
4343 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
4344 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
4345 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
4346 do_case, c_finish_bc_stmt, build_compound_literal,
4347 build_function_call.
4348 * c-decl.c (build_compound_literal): Add location argument.
4349 Make all diagnostic calls use location.
4350 (start_struct): Same.
4351 (finish_struct): Same.
4353 (build_enumerator): Same.
4354 (start_function): Same.
4355 (grokdeclarator): Make all diagnostic calls use location.
4356 (store_parm_decls_oldstyle): Same.
4357 * c-typeck.c (build_function_call): Add location argument.
4358 Make all diagnostic calls use location.
4360 (c_finish_bc_stmt): Same.
4361 * tree-nested.c (get_trampoline_type): Add argument.
4362 Pass location to build_decl.
4363 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
4364 * rtl.h (RTL_LOCATION): New.
4365 * c-common.c (c_add_case_label): Add location argument.
4366 Make all diagnostic calls use location.
4367 * c-common.h: Add location argument to make_fname_decl, do_case,
4368 c_add_case_label, build_function_call, resolve_overloaded_builtin.
4369 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
4370 Set it appropriately for every case. Pass enum_loc to start_enum
4371 call. Pass value_loc first to build_enumerator. Pass enum_loc to
4373 (c_parser_struct_or_union_specifier): Save location. Use it for
4374 start_struct, finish_struct, and parser_xref_tag.
4376 2009-06-12 Ian Lance Taylor <iant@google.com>
4378 * fold-const.c (fold_unary): Rename local variable and to and_expr.
4380 * c-opts.c (c_common_handle_option): For -Wc++-compat set
4381 cpp_opts->warn_cxx_operator_names.
4383 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4386 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
4387 is returns NULL and OP is a VCE, look through the VCE.
4389 2009-06-12 Ian Lance Taylor <iant@google.com>
4392 * collect2.c (main): Use CONST_CAST2 in code inside #if
4393 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
4395 2009-06-12 Joey Ye <joey.ye@intel.com>
4398 * cfgexpand.c (get_decl_align_unit): Update
4399 max_used_stack_slot_alignment with align instead of
4400 stack_alignment_needed.
4402 * function.c (assign_stack_local_1): Update
4403 max_used_stack_slot_alignment with alignment_in_bits instead
4404 of stack_alignment_needed.
4405 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
4408 2009-06-12 Jakub Jelinek <jakub@redhat.com>
4410 * dwarf2out.c (last_var_location_insn): New variable.
4411 (dwarf2out_end_epilogue): Clear last_var_location_insn.
4412 (dwarf2out_var_location): Don't record anything after last real
4413 insn. Only change labels if there were any real instructions
4414 in between last note and this one, or if changed sections.
4416 2009-06-11 Richard Henderson <rth@redhat.com>
4418 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4419 note when storing the frame pointer in a register.
4420 (FRP): Don't redefine to nothing for epilogue.
4421 (alpha_expand_epilogue): Mark register and sp restores.
4422 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4424 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4425 when gen_lowpart is needed.
4427 2009-06-11 Richard Henderson <rth@redhat.com>
4429 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4431 * dwarf2out.c (need_data_align_sf_opcode): New.
4432 (div_data_align): Move earlier.
4433 (def_cfa_1, reg_save): Use it.
4435 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4437 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4438 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4439 (ix86_handle_option): Handle OPT_mcrc32.
4440 (ix86_target_string): Add -mcrc32.
4441 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4443 * config/i386/i386.h (TARGET_CRC32): New.
4445 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4446 (sse4_2_crc32di): Likewise.
4448 * config/i386/i386.opt (mcrc32): New.
4450 * doc/invoke.texi: Document -mcrc32.
4452 2009-06-11 Richard Henderson <rth@redhat.com>
4454 * common.opt (gdwarf-): Accept a version number.
4455 * doc/invoke.texi (gdwarf-): Update docs.
4456 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4457 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4458 version level, and record it.
4460 * dwarf2.h (DW_CIE_VERSION): Remove.
4461 * dwarf2out.c (DWARF_VERSION): Remove.
4462 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4463 (output_call_frame_info): Use CIE version 3 for dwarf3,
4464 or if the return register column is out of range for version 1.
4465 (dwarf_stack_op_name): Add all dwarf3 values.
4466 (DEBUG_PUBTYPES_SECTION): New.
4467 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4468 encoding change for dwarf3.
4469 (output_die) [dw_val_class_die_ref]: Likewise.
4470 (output_compilation_unit_header): Emit correct version for dwarf3.
4471 (output_line_info): Likewise.
4472 (output_pubnames): Update for DWARF_VERSION removal.
4473 (output_aranges): Likewise.
4474 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4475 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4476 (dwarf2out_finish): Likewise.
4478 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4480 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4483 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4486 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4487 * builtins.c (expand_builtin_unreachable): New function.
4488 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4489 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4490 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4492 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4493 searching for missing barriers.
4495 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4497 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4498 when -fprofile-generate* was passed.
4499 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4501 2009-06-11 Anthony Green <green@moxielogic.com>
4503 * config/moxie/moxie.md: Define length attribute for all instructions.
4505 (*b<cond:code>): Support limited branch ranges for new PC-relative
4506 branch instructions.
4507 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4509 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4511 * config/i386/i386.c (min_insn_size): Use get_attr_length
4512 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4515 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4516 instead of emit_insn_before.
4518 2009-06-10 Ian Lance Taylor <iant@google.com>
4521 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4524 2009-06-10 Revital Eres <eres@il.ibm.com>
4526 * passes.c (init_optimization_passes): Reschedule
4527 predictive-commoning pass before complete unroll pass.
4529 2009-06-10 Martin Jambor <mjambor@suse.cz>
4531 * cgraph.c (cgraph_node_can_be_local_p): New function.
4532 (cgraph_make_node_local): New function.
4533 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4534 (cgraph_make_node_local): Declare.
4536 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4538 * tree.h (tree_base): Add packed_flag and user_align fields.
4539 Decrease size of spare field.
4540 (TYPE_USER_ALIGN): Use user_align from tree_base.
4541 (DECL_USER_ALIGN): Likewise.
4542 (TYPE_PACKED): Use packed_flag from tree_base.
4543 (DECL_PACKED): Likewise.
4544 (tree_type): Delete packed_flag and user_align fields. Widen
4545 precision field. Widen mode field and shuffle fields to align
4546 mode on an 8-bit boundary.
4547 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4548 Renumber decl_flag_* fields. Fix comments. Widen
4549 decl_common_unused field.
4550 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4551 (DECL_EXTERNAL): Likewise.
4552 (DECL_BIT_FIELD): Likewise.
4553 (DECL_NONADDRESSABLE_P): Likewise.
4554 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4555 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4557 2009-06-10 Ian Lance Taylor <iant@google.com>
4559 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4560 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4561 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4562 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4563 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4564 DEF_VEC_ALLOC_FUNC_P.
4565 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4566 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4567 DEF_VEC_ALLOC_FUNC_O.
4568 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4569 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4570 DEF_VEC_ALLOC_FUNC_I.
4571 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4572 (vec_stack_p_reserve_exact_1): Declare.
4573 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4574 (vec_stack_free): Declare.
4575 (VEC_stack_alloc): Define.
4576 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4577 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4578 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4579 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4581 (stack_vecs): New static variable.
4582 (vec_stack_p_reserve_exact_1): New function.
4583 (vec_stack_o_reserve_1): New static function.
4584 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4585 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4586 (vec_stack_free): New function.
4587 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4588 (VEC_df_ref_stack_alloc): Define.
4589 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4590 DEF_VEC_ALLOC_P_STACK.
4591 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4592 (struct df_collection_rec): Change _vec fields to VEC. Remove
4594 (df_free_collection_rec): Adjust for new fields.
4595 (df_insn_rescan): Use new df_collection_rec fields.
4596 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4597 (df_ref_create_structure, df_ref_record): Likewise.
4598 (df_get_conditional_uses, df_get_call_refs): Likewise.
4599 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4600 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4601 (df_record_exit_block_uses, df_bb_verify): Likewise.
4602 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4603 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4604 Remove count parameter. Change return type to void. Change all
4606 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4607 Remove count parameter. Change return type to void. Change all
4609 (df_install_refs): Change old_vec parameter to VEC. Remove count
4610 parameter. Change all callers.
4611 (df_install_mws): Change old_vec parameter to VEC. Remove count
4612 parameter. Change all callers.
4613 (df_refs_verify): Change new_rec parameter to VEC. Change call
4615 (df_mws_verify): Likewise.
4617 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4619 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4621 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4623 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4625 2009-06-10 Anthony Green <green@moxielogic.com>
4627 * config/moxie/crti.asm: New file.
4628 * config/moxie/crtn.asm: New file.
4629 * config/moxie/moxie.c: New file.
4630 * config/moxie/moxie.h: New file.
4631 * config/moxie/sfp-machine.h: New file.
4632 * config/moxie/moxie-protos.h: New file.
4633 * config/moxie/t-moxie: Created.
4634 * config/moxie/t-moxie-softfp: Created.
4635 * config/moxie/moxie.md: Created.
4636 * config/moxie/constraints.md: Created.
4637 * config.gcc: Add moxie support.
4638 * doc/md.texi (Machine Constraints): Add moxie constraints.
4639 * doc/contrib.texi (Contributors): Mention moxie port.
4640 * doc/install.texi (Specific): Mention the moxie port.
4642 2009-06-09 Ian Lance Taylor <iant@google.com>
4644 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4646 * optabs.c (optab_table): Only use designated initializers if
4647 HAVE_DESIGNATED_INITIALIZERS is defined.
4648 (convert_optab_table): Likewise.
4649 (init_optabs): Always call init_insn_codes if
4650 HAVE_DESIGNATED_INITIALIZERS is not defined.
4652 2009-06-09 Ian Lance Taylor <iant@google.com>
4654 * targhooks.c (default_builtin_vectorized_function): Change fn
4655 parameter to unsigned int.
4656 (default_builtin_vectorized_conversion): Change code parameter to
4658 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4659 * targhooks.h: Update declarations.
4660 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4661 parameter to unsigned int.
4663 * c-typeck.c (comptypes_check_enum_int): New static function.
4664 (comptypes_internal): Add enum_and_int_p parameter. Change all
4666 (comp_target_types): Add location parameter. Change all callers.
4667 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4669 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4670 (build_conditional_expr): Add colon_loc parameter. Change all
4672 (convert_for_assignment): Add location parameter. Change all callers.
4673 * c-parser.c (c_parser_conditional_expression): Pass location of
4674 colon to build_conditional_expr.
4675 * c-tree.h (build_conditional_expr): Update declaration.
4677 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4679 * graphite.c: Revert previous patch.
4681 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4684 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4686 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4688 * tree-ssa-loop-prefetch.c
4689 (loop_prefetch_arrays): Fixed a portability problem in printf format
4692 2009-06-09 Martin Jambor <mjambor@suse.cz>
4694 PR tree-optimization/40351
4695 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4696 refrence to a potential artifical subaccess can be constructed.
4698 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4700 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4701 (sh_override_options): Likewise.
4702 * config/sh/sh.c: Include params.h.
4703 (sh_optimization_options): New.
4704 (sh_override_options): Likewise.
4705 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4706 (OVERRIDE_OPTIONS): Use sh_override_options.
4708 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4710 * dwarf2out.c (emit_cfa_remember): New variable.
4711 (add_fde_cfi): If emit_cfa_remember, recurse to add
4712 DW_CFA_remember_state first.
4713 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4714 instead just set emit_cfa_remember.
4716 2009-06-08 Jan Hubicka <jh@suse.cz>
4719 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4721 2009-06-08 Jan Hubicka <jh@suse.cz>
4724 * cgraphunit.c (save_inline_function_body): Do not copy transform
4725 hooks for saved inline bodies.
4726 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4729 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4731 * jump.c (returnjump_p): Handle delayed branches. Add missing
4734 2009-06-08 Jan Hubicka <jh@suse.cz>
4737 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4738 original node might've been modified.
4739 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4741 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4743 * tree-object-size.c (addr_object_size): Add OSI argument.
4744 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4745 (compute_builtin_object_size, expr_object_size): Adjust callers.
4746 (plus_stmt_object_size): Call addr_object_size instead of
4747 compute_builtin_object_size.
4749 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4750 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4752 * tree-ssa-loop-prefetch.c
4753 (gather_memory_references): Introduced a counter for the number of
4755 (anything_to_prefetch_p): Introduced a counter for the number of
4757 (is_loop_prefetching_profitable): New function with a cost model
4759 (loop_prefetch_arrays): Use the new cost model to determine if
4760 prefetching is profitable.
4761 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4762 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4763 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4764 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4765 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4766 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4768 2009-06-08 Michael Matz <matz@suse.de>
4771 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4772 partitions use the same.
4773 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4774 for basevars of SSA_NAMEs.
4775 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4776 to not expand them twice.
4777 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4780 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4782 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4783 (fdump-final-insns=, gtoggle): New.
4784 * doc/invoke.texi: Document them.
4785 * final.c (rest_of_clean_state): Dump final insn stream.
4786 * gcc.c (invoke_as): Hook in -fcompare-debug.
4787 (static_spec_functions): Add compare-debug-dump-opt,
4788 compare-debug-self-opt and compare-debug-auxbase-opt.
4789 (compare_debug, compare_debug_second, compare_debug_opt): New.
4790 (switches_debug_check, n_switches_debug_check): New.
4791 (debug_auxbase_opt, debug_check_temp_file): New.
4792 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4794 (do_self_spec): Handle arguments after switches.
4795 (do_spec_1): Add .gk extension to temp file basenames for compare.
4796 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4797 (cc1_options): Use it instead of normal auxbase computation for
4798 the second compare-debug compilation.
4799 (compare_files): New.
4800 (main): Set up and implement compare debug mode.
4801 (compare_debug_dump_opt_spec_function): New.
4802 (compare_debug_self_opt_spec_function): New.
4803 (compare_debug_auxbase_opt_spec_function): New.
4804 * toplev.c (process_options): Handle flag_gtoggle,
4805 flag_dump_final_insns.
4806 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4807 during -fcompare-debug-second compilation.
4809 2009-06-07 Ian Lance Taylor <iant@google.com>
4811 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4812 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4814 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4815 with no default node. Change warning with %H to warning_at.
4816 Don't clear warn_switch around case checking.
4817 * doc/invoke.texi (Warning Options): Clarify distinction between
4818 -Wswitch and -Wswitch-enum.
4820 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4822 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4824 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4826 * gbl-ctors.h: Add header guard.
4828 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4830 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4831 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4832 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4833 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4834 prototypes for removed functions.
4835 (expressions_equal_p): Move to ...
4836 * tree-ssa-sccvn.h: ... here and ...
4837 * matrix-reorg.c: ... adjust includes.
4839 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4841 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4843 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4845 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4846 (finish_function): Remove erroneous whitespace.
4848 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4850 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4851 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4853 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4855 * errors.c (internal_error): Commentary typo fix.
4856 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4857 * tree-ssa-pre.c: Ditto.
4859 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4861 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4862 them is supposed to hold actual statements.
4864 2009-06-06 Ian Lance Taylor <iant@google.com>
4866 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4867 empty statements can now have attributes.
4869 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4871 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4872 * config/mips/mips.md: Ditto.
4874 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4876 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4878 (__eabi_uconvert): Likewise.
4880 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4882 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4883 CFI_* definitions with IN_GCC.
4885 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4887 * xcoffout.h (xcoffout_source_line): Update prototype.
4889 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4891 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4892 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4894 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4897 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4898 inlined_function_outer_scope_p blocks for artificial inlines
4900 * tree.c (tree_nonartificial_location): Rewrite using
4901 block_nonartificial_location.
4903 2009-06-05 Revital Eres <eres@il.ibm.com>
4904 Leehod Baruch <leehod@il.ibm.com>
4906 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4907 (expand_expr_real_1): Remove comment.
4908 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4909 Vectorize misaligned access when the target supports it.
4910 (vect_supportable_dr_alignment): Check for unaligned access support.
4911 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4914 2009-06-05 Julian Brown <julian@codesourcery.com>
4916 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4917 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4919 2009-06-05 Richard Guenther <rguenther@suse.de>
4922 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4925 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4927 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4928 (save_gprs): Don't tell unwinder when a global register is saved.
4929 (s390_emit_epilogue): Emit needed epilogue unwind info.
4931 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4933 * dwarf2out.c (deferred_asm_name): New.
4934 (add_name_and_src_coords_attributes): Defer creation of
4935 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4937 (move_linkage_attr): New.
4938 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4941 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4943 * tree-nested.c (finalize_nesting_tree_1): Declare the
4944 frame_decl in the binding tree.
4946 2009-06-04 Cary Coutant <ccoutant@google.com>
4948 * basic-block.h (struct basic_block_def): Add discriminator field.
4949 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4951 * debug.c (do_nothing_debug_hooks): Add additional entry.
4952 (debug_nothing_int_charstar_int): New function.
4953 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4954 (debug_nothing_int_charstar_int): New declaration.
4955 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4956 discriminator value in .loc directive.
4957 * final.c (last_discriminator): New variable.
4958 (discriminator): New variable.
4959 (final_start_function): Initialize above variables, pass current
4960 discriminator to debug hook.
4961 (notice_source_line): Check for discriminator change.
4962 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4963 * sdbout.c (sdbout_source_line): New parameter.
4964 * tree-cfg.c (struct locus_discrim_map): New structure type.
4965 (discriminator_per_locus): New hash table.
4966 (build_gimple_cfg): Allocate and free discriminator hash table.
4967 (make_edges): Call assign_discriminator.
4968 (locus_map_hash): New function.
4969 (locus_map_eq): New function.
4970 (next_discriminator_for_locus): New function.
4971 (same_line_p): New function.
4972 (assign_discriminator): New function.
4973 (make_cond_expr_edges): Call assign_discriminator.
4974 (make_gimple_switch_edges): Likewise.
4975 (first_non_label_stmt): New function.
4976 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4978 * xcoffout.c (xcoffout_source_line): Add new parameter.
4980 * configure.ac (gcc_cv_as_discriminator): New configury check for
4981 gas support for discriminator.
4982 * configure: Regenerate.
4983 * config.in: Regenerate.
4985 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4987 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4988 val after checking for integers.
4990 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4992 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4994 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4995 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4996 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4997 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4998 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4999 X64_SSE_REGPARM_MAX.
5000 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
5001 X64_SSE_REGPARM_MAX.
5003 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5005 * gcc.c (report_times_to_file): New.
5006 (execute): Implement it.
5007 (process_command): Support -time=.
5008 * doc/invoke.texi: Document it.
5010 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5012 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
5013 that have value exprs.
5015 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5017 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
5018 declarations for constants until...
5019 (dw2_output_indirect_constant_1): ... this point.
5021 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
5024 * arm.md (arm_addsi3): Don't try to split an add with an
5025 eliminable register until after reload has completed.
5027 2009-06-03 Ian Lance Taylor <iant@google.com>
5029 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
5030 * genattrtab.c (write_length_unit_log): Likewise.
5031 * genchecksum.c (dosum): Likewise.
5032 * gengtype.c (write_rtx_next): Likewise.
5033 (finish_root_table, write_roots): Likewise.
5034 * gimple.c (gimple_ops_offset_): Likewise.
5035 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
5036 * config/arc/arc.c (arc_attribute_table): Likewise.
5037 * config/arm/arm.c (arm_attribute_table): Likewise.
5038 * config/avr/avr.c (avr_attribute_table): Likewise.
5039 * config/crx/crx.c (crx_attribute_table): Likewise.
5040 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
5041 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
5042 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
5043 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
5044 * config/sh/sh.c (sh_attribute_table): Likewise.
5045 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
5046 * config/spu/spu.c (spu_attribute_table): Likewise.
5047 * config/v850/v850.c (v850_attribute_table): Likewise.
5049 * config/alpha/alpha.c (vms_attribute_table): Make static.
5050 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
5051 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
5052 * config/mips/mips.c (mips_attribute_table): Likewise.
5054 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
5056 (cc1-checksum.o): Likewise.
5058 2009-06-03 Steve Ellcey <sje@cup.hp.com>
5060 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
5062 2009-06-03 Jakub Jelinek <jakub@redhat.com>
5064 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
5065 insn if it is changing sp. Use gen_add3_insn instead of
5066 conditionally gen_addsi3 and gen_adddi3.
5067 (offset_below_red_zone_p): New static inline function.
5068 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
5069 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
5070 * config/rs6000/ppc-asm.h: Include auto-host.h.
5071 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
5072 CFI_RESTORE): Define.
5073 * config/rs6000/crtresxgpr.asm: Add unwind info.
5074 * config/rs6000/crtresxfpr.asm: Likewise.
5075 * config/rs6000/crtresgpr.asm: Likewise.
5076 * config/rs6000/crtresfpr.asm: Likewise.
5077 * config/rs6000/crtsavgpr.asm: Likewise.
5078 * config/rs6000/crtsavfpr.asm: Likewise.
5080 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
5081 argument of DWARF2_FRAME_REG_OUT macros.
5083 2009-06-03 Julian Brown <julian@codesourcery.com>
5085 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
5086 words or less (including TImode) in core registers.
5088 2009-06-03 Richard Guenther <rguenther@suse.de>
5091 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
5093 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
5095 * statistics.c (statistics_counter_event): Do not record event
5096 in pass dump if its number == -1.
5097 (curr_statistics_hash): Add assert that we never get passes
5098 with static number == -1.
5100 2009-06-03 Richard Guenther <rguenther@suse.de>
5101 Andrey Belevantsev <abel@ispras.ru>
5103 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
5104 non-BLKmode arrays addressable.
5106 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
5108 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
5109 * config/m68k/m68k.h: ... here.
5110 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
5113 2009-06-03 Martin Jambor <mjambor@suse.cz>
5115 PR tree-optimization/40323
5116 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
5119 2009-06-03 Richard Guenther <rguenther@suse.de>
5121 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5124 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
5126 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5127 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
5128 JUMP_TABLE_DATA_P where applicable.
5129 * config/sh/sh.c: Ditto.
5130 * config/sh/sh.h: Ditto.
5131 * config/sh/sh.md: Ditto.
5132 * config/sh/symbian.c: Ditto.
5134 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
5136 * config/i386/driver-i386.c (describe_cache): Optimize
5137 concatenation of strings. Use snprintf instead of sprintf.
5138 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
5139 target when not compiling with GCC.
5141 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
5143 * config/sh/sh.c: Revert last change.
5144 (sh_expand_epilogue): Emit a blockage insn before the frame
5145 pointer adjustment unconditionally.
5147 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5149 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
5150 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
5151 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
5152 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
5153 to COLLECT_GCC_OPTIONS.
5155 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5157 * collect2.c (target_system_root): New variable.
5158 (main): Handle --sysroot=.
5159 (ignore_library): Strip the sysroot from the library path.
5161 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5163 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
5164 (collect2.o): Depend on collect2-aix.h.
5165 (collect2-aix.o): New rule.
5166 * collect2-aix.h: New file.
5167 * collect2-aix.c: Likewise.
5168 * collect2.c: Include collect2-aix.h. Don't undefine
5169 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
5170 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5171 Use TARGET_AIX_VERSION instead of _AIX51.
5172 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5173 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5174 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5175 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5176 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5178 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5180 * collect2.c (ignore_library): Avoid premature post-increment
5183 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5185 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
5186 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
5187 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
5188 CROSS_DIRECTORY_STRUCTURE too.
5189 (LINK_LIBG_SPEC): Likewise.
5190 (LIB_SPEC): Add %R to sysroot paths.
5191 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5192 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5193 * config/rs6000/aix51.h: As for aix43.h.
5194 * config/rs6000/aix52.h: Likewise.
5195 * config/rs6000/aix53.h: Likewise.
5196 * config/rs6000/aix61.h: Likewise.
5197 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5198 to the beginning of sysroot paths.
5200 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5202 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5203 INSN_LISTs that are out of the REG_NOTE range.
5205 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5207 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5208 (struct var_to_expand): Likewise.
5209 (struct opt_info): Add head and tail for linked lists of the above.
5210 (analyze_insn_to_expand_var): Initialize next.
5211 (analyze_iv_to_split_insn): Likewise.
5212 (analyze_insns_in_loop): Create linked lists.
5213 (allocate_basic_variable): Simplify for use without hash table.
5214 (insert_var_expansion_initialization): Likewise, make it type-safer.
5215 (combine_var_copies_in_loop_exit): Likewise.
5216 (apply_opt_in_copies): Walk lists rather than hash tables.
5217 (release_var_copies): Simplified and inlined by hand into...
5218 (free_opt_info): ... this function.
5220 2009-06-02 Richard Guenther <rguenther@suse.de>
5222 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5225 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5227 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5228 only for builtins that are not overridden.
5230 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5232 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5235 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5237 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5239 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5241 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5243 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5245 * common.opt (fdump-unnumbered-links): New.
5246 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
5247 * print-rtl.c (flag_dump_unnumbered_links): New.
5248 (print_rtx): Test it.
5250 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
5252 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
5253 push/pop multiple to 8-byte alignment.
5255 2009-06-01 Jakub Jelinek <jakub@redhat.com>
5257 * config/i386/i386.c (queued_cfa_restores): New static variable.
5258 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
5260 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
5261 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
5262 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
5263 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
5264 note unconditionally.
5265 (ix86_emit_restore_regs_using_mov): Likewise.
5266 (ix86_emit_restore_sse_regs_using_mov): Likewise.
5267 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
5268 it through to ix86_emit_restore_reg_using_pop.
5269 (ix86_emit_leave): Add RED_OFFSET argument. Call
5270 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
5271 instead of adding REG_CFA_OFFSET note unconditionally.
5272 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
5273 the above functions. Call ix86_add_queued_cfa_restore_notes when
5276 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
5277 force output of the label even for dwarf2out_do_cfi_asm.
5278 (add_fde_cfi): If -g2 and above and cfi might change CFA,
5279 force creation of CFI label and chain DW_CFA_set_loc jumping to it
5280 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
5282 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5283 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
5284 dwarf2out_cfi_label callers.
5285 * tree.h (dwarf2out_cfi_label): Adjust prototype.
5286 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
5287 Adjust dwarf2out_cfi_label callers.
5288 * config/vax/vax.c (vax_output_function_prologue): Likewise.
5290 * config/i386/i386.h (struct machine_cfa_state,
5291 struct machine_function): Guard with ifndef USED_FOR_TARGET
5292 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
5295 * emutls.c (__emutls_get_address): Change arr->size to mean number
5296 of allocated arr->data entries instead of # of slots + 1.
5299 * recog.c (peep2_reinit_state): New function.
5300 (peephole2_init_state): Use it at the end of a basic block and also
5301 when seeing a RTX_FRAME_RELATED_P insn.
5303 2009-06-01 Steve Ellcey <sje@cup.hp.com>
5305 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
5306 fixuns_truncrfdi2): New.
5307 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
5308 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
5309 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
5310 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
5311 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
5312 *recip_approx): Remove.
5313 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
5314 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
5315 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
5317 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
5320 2009-06-01 Ian Lance Taylor <iant@google.com>
5322 * attribs.c (register_attribute): Use CONST_CAST.
5323 * collect2.c (main): Use CONST_CAST2.
5324 (scan_prog_file): Likewise.
5325 * gcc.c (process_command, main): Likewise.
5326 * toplev.c (toplev_main): Likewise.
5328 * c-typeck.c (handle_warn_cast_qual): New static function,
5329 partially broken out of build_c_cast.
5330 (build_c_cast): Call handle_warn_cast_qual.
5331 * doc/invoke.texi (Warning Options): Document new effect of
5334 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
5336 * diagnostic.c (diagnostic_build_prefix): Always print columns.
5337 (diagnostic_report_current_module): Print columns.
5338 * common.opt (flag_show_column): Enable by default.
5340 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
5342 * alias.c (find_base_term): Check for NULL term before returning.
5344 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5346 Revert due to PR40320:
5347 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5348 * calls.c (emit_library_call_value_1): Don't force_operand for move
5351 2009-06-01 Olivier Hainque <hainque@adacore.com>
5352 Eric Botcazou <ebotcazou@adacore.com>
5354 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
5355 to be processed as a bitfield for constructor output purposes.
5356 * output.h (initializer_constant_valid_for_bitfield_p): Declare
5358 * varasm.c (oc_local_state): New type, output_constructor
5359 local state to support communication with helpers.
5360 (oc_outer_state): New type, output_constructor outer state of
5361 relevance in recursive calls.
5362 (output_constructor_array_range): New output_constructor helper,
5363 extracted code for an array range element.
5364 (output_constructor_regular_field): New output_constructor helper,
5365 extracted code for an element that is not a bitfield.
5366 (output_constructor_bitfield): New output_constructor helper,
5367 extracted code for a bitfield element. Accept an OUTER state
5368 argument for recursive processing. Recurse on record or array
5369 CONSTRUCTOR values, possibly past noop conversions.
5370 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
5371 VALUE is a valid constant-valued expression for use in a static
5372 bit-field initializer.
5373 (output_constructor): Rework to use helpers. Accept and honor an
5374 OUTER state argument for recursive calls. Return total size. Be
5375 prepared for nested constructors initializing bitfields.
5376 (output_constant): Feed OUTER in calls to output_constructor.
5378 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5380 * calls.c (emit_library_call_value_1): Don't force_operand for move
5383 2009-06-01 Nick Clifton <nickc@redhat.com>
5385 * doc/invoke.texi (IA-64 Options): Fix typo.
5387 2009-06-01 Ira Rosen <irar@il.ibm.com>
5389 PR tree-optimization/39129
5390 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
5392 (vect_do_peeling_for_loop_bound): Use
5393 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5394 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5395 (vect_loop_versioning): Likewise.
5396 (vect_create_cond_for_alias_checks): Fix indentation.
5397 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
5399 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
5400 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
5401 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
5402 "control flow in loop".
5403 (vect_estimate_min_profitable_iters): Use
5404 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5405 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5406 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5407 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
5408 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
5409 statement belongs to a group of strided accesses with the exact code
5411 (vectorizable_load): Likewise.
5412 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
5413 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5415 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5417 * config/freebsd-stdint.h: New file.
5418 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5419 Add freebsd-stdint.h to tm_file.
5421 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5423 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5424 (thumb2_extendhidi2): Likewise.
5426 2009-05-31 Ian Lance Taylor <iant@google.com>
5428 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5430 2009-05-31 Ian Lance Taylor <iant@google.com>
5432 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5433 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5434 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5436 2009-05-31 Jason Merrill <jason@redhat.com>
5438 * tree-pretty-print.c (print_call_name): Take the callee, not the
5439 call itself. Make non-static. Use dump_function_name for functions.
5440 (dump_generic_node): Adjust.
5441 * diagnostic.h: Declare print_call_name.
5442 * gimple-pretty-print.c (dump_gimple_call): Use it.
5444 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5446 * config/sh/sh.md (ashldi3_std): New define_expand.
5449 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5452 * config/sh/sh.c: Include debug.h.
5453 (sh_expand_epilogue): Emit a blockage insn before the frame
5454 pointer adjustment also when dwarf2out_do_frame returns true.
5456 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5458 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5459 (thumb2_extendqidi2): New pattern.
5461 2009-05-31 Ira Rosen <irar@il.ibm.com>
5463 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5464 mark phis for renaming.
5465 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5466 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5467 Call mark_sym_for_renaming.
5468 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5469 * tree-vect-loop.c (vect_transform_loop): Remove
5470 vect_memsyms_to_rename initialization and a call to
5471 mark_set_for_renaming.
5473 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5476 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5477 frame related even if !set_cfa && style < 0.
5479 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5481 * config/i386/mingw-tls.c: New file.
5482 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5483 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5484 defining _WIN32 but not __CYGWIN__.
5486 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5488 * configure.ac: Add MPC support.
5490 * config.in, configure: Regenerate.
5492 2009-05-29 Richard Henderson <rth@redhat.com>
5494 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5495 NOTE_INSN_BASIC_BLOCK.
5496 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5497 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5498 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5500 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5502 (add_cfi): Disable check redefining cfa away from drap.
5503 (lookup_cfa_1): Add remember argument; handle remember/restore.
5504 (lookup_cfa): Pass remember argument.
5505 (cfa_remember): New.
5506 (compute_barrier_args_size_1): Remove sibcall check.
5507 (dwarf2out_frame_debug_def_cfa): New.
5508 (dwarf2out_frame_debug_adjust_cfa): New.
5509 (dwarf2out_frame_debug_cfa_offset): New.
5510 (dwarf2out_frame_debug_cfa_register): New.
5511 (dwarf2out_frame_debug_cfa_restore): New.
5512 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5513 (dwarf2out_begin_epilogue): New.
5514 (dwarf2out_frame_debug_restore_state): New.
5515 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5516 DW_CFA_restore_state.
5517 (output_cfi_directive): Likewise.
5518 (convert_cfa_to_fb_loc_list): Likewise.
5519 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5520 * dwarf2out.h: Update.
5521 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5522 (copy_insn_1): Early out for null.
5523 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5524 and dwarf2out_frame_debug_restore_state.
5525 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5526 (prologue_insn_hash, epilogue_insn_hash): New.
5527 (free_after_compilation): Adjust freeing accordingly.
5528 (record_insns): Create hash table if needed; push insns into
5529 hash instead of array.
5530 (maybe_copy_epilogue_insn): New.
5531 (contains): Search hash table instead of array.
5532 (sibcall_epilogue_contains): Remove.
5533 (thread_prologue_and_epilogue_insns): Split eh_return insns
5534 and mark them as epilogues.
5535 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5536 scanning in terms of basic blocks.
5537 * insn-notes.def (CFA_RESTORE_STATE): New.
5538 * jump.c (returnjump_p_1): Accept EH_RETURN.
5539 (eh_returnjump_p_1, eh_returnjump_p): New.
5540 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5541 CFA_REGISTER, CFA_RESTORE): New.
5542 * rtl.def (EH_RETURN): New.
5543 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5545 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5546 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5548 * config/i386/i386.c (gen_push): Update cfa state.
5549 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5550 add a CFA_ADJUST_CFA note.
5551 (ix86_dwarf_handle_frame_unspec): Remove.
5552 (ix86_expand_prologue): Update cfa state.
5553 (ix86_emit_restore_reg_using_pop): New.
5554 (ix86_emit_restore_regs_using_pop): New.
5555 (ix86_emit_leave): New.
5556 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5557 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5558 * config/i386/i386.h (struct machine_cfa_state): New.
5559 (ix86_cfa_state): New.
5560 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5561 (eh_return_internal): Merge from eh_return_<mode>,
5562 use eh_return rtx, split w/ epilogue.
5564 2009-05-29 Ian Lance Taylor <iant@google.com>
5566 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5568 * calls.c (emit_library_call_value_1): Likewise.
5570 * c-typeck.c (c_build_va_arg): New function.
5571 * c-tree.h (c_build_va_arg): Declare.
5572 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5573 instead of build_va_arg.
5575 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5577 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5578 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5579 (ptr_difference_cost): Use affine combinations to compute it.
5580 (difference_cost): Likewise.
5581 (get_computation_cost_at): Compute more accurate cost for addresses
5582 if the ratio is a multiplier allowed in addresses.
5583 For non-addresses, consider that an additional offset or symbol is
5586 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5588 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5589 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5591 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5592 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5593 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5595 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5596 to 1 for TYPE_SSE{IADD1,CVT1}.
5597 (prefix_vex_imm8): Removed.
5598 (length_vex): Only pass 1 as second argument to
5599 ix86_attr_length_vex_default if prefix_extra is 0.
5600 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5601 (length): For prefix vex computation use length_immediate
5602 attribute instead of prefix_vex_imm8.
5603 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5604 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5605 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5606 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5607 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5608 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5609 a space in between the operands.
5610 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5611 if one operand is 0xff and the other one si, di, bp or sp.
5612 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5613 other one si, di, bp or sp.
5614 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5615 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5616 type and mode attributes.
5617 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5618 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5619 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5620 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5621 prefix_data16 attribute iff MODE_DF.
5622 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5623 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5624 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5625 constm128_operand in length_immediate computation.
5626 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5627 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5628 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5629 length_immediate attribute to 1.
5630 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5631 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5632 for certain alternatives.
5633 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5634 prefix_data16 attribute if MODE_V1DF.
5635 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5636 length_immediate to 1.
5637 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5638 length_address to 4, set mode attribute to MODE_DI.
5639 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5640 (fxam<mode>2_i387): Set length attribute to 4.
5641 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5642 *prefetch_3dnow_rex): Override length_address attribute.
5643 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5645 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5646 (constm128_operand): Removed.
5647 * config/i386/i386.c (memory_address_length): For
5648 disp && !index && !base in 64-bit mode account for SIB byte if
5649 print_operand_address can't optimize disp32 into disp32(%rip)
5650 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5651 for fs: or gs: segment.
5652 (ix86_attr_length_immediate_default): When checking if shortform
5653 is possible, truncate immediate to the length of the non-shortened
5655 (ix86_attr_length_address_default): Ignore MEM_P operands
5657 (ix86_attr_length_vex_default): Only check for DImode on
5658 GENERAL_REG_P operands.
5659 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5660 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5661 (sse_cvttps2pi): Clear prefix_rep attribute.
5662 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5664 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5665 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5666 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5667 iff operand 2 is const_int_operand.
5668 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5669 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5670 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5672 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5674 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5675 prefix_data16 attribute for movlpd and movhpd instructions.
5676 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5677 length_immediate for shufpd instruction.
5678 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5679 (avx_cmpp<avxmodesuffixf2c><mode>3,
5680 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5681 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5682 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5683 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5684 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5685 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5686 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5687 prefix_data16 attribute for the first alternative to 1.
5688 (*avx_loadlps): Override length_immediate for the first alternative.
5689 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5690 attributes for second alternative.
5691 (*vec_concatv2sf_sse4_1): Override length_immediate and
5692 prefix_data16 attributes for second alternative.
5693 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5694 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5695 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5696 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5697 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5698 prefix_data16 and length_immediate to 1.
5699 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5701 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5702 prefix_extra attribute for variants that don't have 0f prefix alone.
5703 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5704 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5705 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5706 *sse4_1_pextrd): Set length_immediate to 1.
5707 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5708 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5710 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5711 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5712 length_immediate to 1 for second alternative.
5713 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5714 prefix_extra and length_immediate attributes for the first
5716 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5718 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5719 to 1 for the first and third alternative.
5720 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5722 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5724 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5726 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5727 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5728 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5729 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5730 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5731 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5732 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5733 ssse3_psign<mode>3): Override prefix_rex attribute.
5734 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5735 (ssse3_palignrti): Override length_immediate to 1.
5736 (ssse3_palignrdi): Override length_immediate to 1, override
5737 prefix_rex attribute.
5738 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5739 (sse4a_extrqi): Override length_immediate to 2.
5740 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5741 (sse4a_insertq): Override prefix_data16 to 0.
5742 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5743 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5744 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5745 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5746 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5747 and length_immediate to 1.
5748 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5749 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5750 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5751 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5752 and length_immediate to 1.
5753 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5754 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5755 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5756 avx_ptest256): Override prefix_extra to 1.
5757 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5758 Override prefix_data16 and length_immediate to 1.
5759 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5760 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5761 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5762 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5763 prefix_data16 to 0 and prefix_extra to 2.
5764 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5765 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5767 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5768 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5769 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5770 and prefix_extra to 2.
5771 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5772 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5773 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5774 avx_vpermilvar<mode>3,
5775 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5776 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5777 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5778 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5779 Override prefix_extra to 1.
5780 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5781 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5782 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5783 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5784 prefix_extra and length_immediate to 1.
5785 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5787 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5788 to 1 for the first alternative.
5789 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5790 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5792 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5793 *movv2sf_internal_avx, *movv2sf_internal): Override
5794 prefix_rep attribute for certain alternatives.
5795 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5796 attributes for certain alternatives.
5797 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5798 attributes for certain alternatives.
5799 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5800 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5801 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5802 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5803 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5804 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5805 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5806 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5807 length_immediate to 1 if operand 2 is const_int_operand.
5808 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5809 *vec_extractv2si_1): Set length_immediate attribute to 1.
5810 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5811 using old 3DNOW insn rather than SSE/3DNOW_A.
5812 (mmx_emms, mmx_femms): Clear modrm attribute.
5814 2009-05-29 Martin Jambor <mjambor@suse.cz>
5816 * tree-sra.c: New implementation of SRA.
5818 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5819 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5820 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5821 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5822 (SRA_MAX_STRUCTURE_COUNT): Removed.
5823 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5824 * doc/invoke.texi (sra-max-structure-size): Removed.
5825 (sra-field-structure-ratio): Removed.
5827 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5830 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5833 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5835 PR rtl-optimization/40101
5836 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5837 seqno. Adjust comment.
5838 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5839 inserting bookkeeping before a jump, the jump is not scheduled.
5840 When no positive seqno found, provide a value. Add comment.
5842 2009-05-29 Richard Guenther <rguenther@suse.de>
5844 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5845 short-cutting on the first component.
5847 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5850 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5851 for trees other than decls/types.
5853 2009-05-29 Richard Guenther <rguenther@suse.de>
5855 * tree-ssa-operands.c (get_expr_operands): Do not handle
5856 INDIRECT_REFs in the handled-component case. Remove
5857 unused get_ref_base_and_extent case.
5858 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5859 tree_low_cst and host_integerp where possible.
5860 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5861 codes for equivalence.
5862 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5864 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5866 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5867 to tmake_file for i[34567]86-*-cygwin*.
5869 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5872 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5873 (altivec_categorize_keyword, init_vector_keywords,
5874 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5877 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5879 * tree.c (handle_dll_attribute): Check if node is
5880 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5882 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5884 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5886 (thumb2_zero_extendqidi2): Likewise.
5888 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5890 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5891 instead of gen_movrt.
5892 * config/sh/sh.md (movrt): Remove.
5894 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5896 * doc/invoke.texi (IA-64 Options):
5897 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5898 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5899 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5900 -msched-prefer-non-control-spec-insns,
5901 -msched-stop-bits-after-every-cycle,
5902 -msched-count-spec-in-critical-path,
5903 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5904 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5905 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5906 and -msched-spec-verbose.
5908 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5910 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5911 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5913 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5915 2009-05-28 Richard Guenther <rguenther@suse.de>
5917 * tree-ssa-alias.c (ao_ref_init): New function.
5918 (ao_ref_base): Likewise.
5919 (ao_ref_base_alias_set): Likewise.
5920 (ao_ref_alias_set): Likewise.
5921 (refs_may_alias_p_1): Change signature.
5922 (refs_may_alias_p): Adjust.
5923 (refs_anti_dependent_p): Likewise.
5924 (refs_output_dependent_p): Likewise.
5925 (call_may_clobber_ref_p_1): Change signature.
5926 (call_may_clobber_ref_p): Adjust.
5927 (stmt_may_clobber_ref_p_1): New function split out from ...
5928 (stmt_may_clobber_ref_p): ... here.
5929 (maybe_skip_until): Adjust signature.
5930 (get_continuation_for_phi): Likewise.
5931 (walk_non_aliased_vuses): Likewise.
5932 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5933 (ao_ref_init): Declare.
5934 (ao_ref_base): Likewise.
5935 (ao_ref_alias_set): Likewise.
5936 (stmt_may_clobber_ref_p_1): Likewise.
5937 (walk_non_aliased_vuses): Adjust.
5938 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5939 (get_ref_from_reference_ops): remove.
5940 (vn_reference_lookup_2): Adjust signature.
5941 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5942 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5943 (vn_reference_lookup): Adjust.
5944 (vn_reference_insert): Likewise.
5945 (vn_reference_insert_pieces): Adjust signature.
5946 (visit_reference_op_call): Adjust.
5947 * tree-ssa-pre.c (get_expr_type): Simplify.
5948 (phi_translate_1): Adjust.
5949 (compute_avail): Likewise.
5950 (translate_vuse_through_block): Do not re-build trees.
5951 (value_dies_in_block_x): Likewise.
5952 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5954 (vn_reference_lookup_pieces): Adjust declaration.
5955 (vn_reference_insert_pieces): Likewise.
5957 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5959 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5960 with checking disabled.
5962 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5966 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5967 macro definition for support of three-operand format aligned
5968 .comm directive in assembler on cygwin/pe/mingw target OS.
5969 * configure: Regenerate.
5970 * config.h: Regenerate.
5972 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5973 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5974 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5976 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5977 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5979 2009-05-28 Ira Rosen <irar@il.ibm.com>
5981 PR tree-optimization/40254
5982 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5983 in analysis of basic blocks.
5985 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5988 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5989 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5990 (TARGET_INITIALIZER): Use it.
5991 * cse.c (CHEAPER): Move it up to the other macros.
5992 (insert): Rename this ...
5993 (insert_with_costs): ... to this. Add cost parameters. Update
5995 (insert): New function. Call insert_with_costs.
5996 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5997 find_reg_offset_for_const, try_const_anchors): New functions.
5998 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5999 when using a const-anchor. Call insert_const_anchors.
6000 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
6001 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
6003 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6005 * tree-inline.c (remap_decls): Enable nonlocalized variables
6006 when not optimizing.
6008 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6010 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
6011 Simplify other tests involving optimize.
6013 2009-05-27 Tom Tromey <tromey@redhat.com>
6015 * unwind-dw2.c (_Unwind_DebugHook): New function.
6016 (uw_install_context): Call _Unwind_DebugHook.
6018 2009-05-27 Tom Tromey <tromey@redhat.com>
6020 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
6022 2009-05-27 Ian Lance Taylor <iant@google.com>
6024 * Makefile.in (LINKER, LINKER_FLAGS): Define.
6025 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
6026 (ALL_LINKERFLAGS): Define.
6027 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
6028 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6029 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
6030 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6031 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
6032 $(LINKER_FOR_BUILD).
6033 (build/gcov-iov$(build_exeext)): Likewise.
6035 2009-05-27 Julian Brown <julian@codesourcery.com>
6037 * gcse.c (target.h): Include.
6038 (can_assign_to_reg_without_clobbers_p): Check that the target allows
6039 copy of argument to a pseudo register.
6041 2009-05-27 Diego Novillo <dnovillo@google.com>
6043 * tree-ssa-live.c (dump_scope_block): Document arguments.
6044 (dump_scope_blocks): Document.
6045 (debug_scope_blocks): New.
6046 * tree-flow.h (debug_scope_blocks): Declare.
6048 2009-05-21 Denis Chertykov <denisc@overta.ru>
6050 * doc/contrib.texi (Contributors): Add myself to the list.
6052 2009-05-27 Olivier Hainque <hainque@adacore.com>
6054 * expr.c (target_align): New function. Alignment the TARGET of an
6055 assignment may be assume to have.
6056 (highest_pow2_factor_for_target): Use it instead of relying on
6057 immediate tree attributes of TARGET, not necessarily honored when
6058 intermediate bitfields are involved.
6060 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
6063 * config/i386/driver-i386.c (host_detect_local_cpu): Support
6064 AVX, SSE4, AES, PCLMUL and POPCNT.
6066 2009-05-27 Diego Novillo <dnovillo@google.com>
6068 * tree-pretty-print.c (dump_location): New.
6069 (dump_generic_node): Call it.
6070 Factor code to handle BLOCK nodes ...
6071 (dump_block_node): ... here.
6073 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
6075 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
6077 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
6079 * gcc-plugin.h: Include config.h and system.h.
6080 (IN_GCC): Define if not defined.
6082 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
6085 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
6088 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
6090 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
6092 * config/m32r/m32r.h: Ditto.
6093 * config/m32r/m32r.md: Ditto.
6094 * config/m32r/predicates.md: Ditto.
6096 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
6098 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
6100 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
6103 (Loading plugins): typo.
6104 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
6105 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6106 (Interacting with the GCC Garbage Collector): Added new section.
6107 (Giving information about a plugin): Added new section for
6109 * ggc.h (ggc_register_root_tab): Added declaration.
6110 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
6111 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
6112 (register_callback): Improved comment in declaration.
6113 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
6114 (extra_root_vec) Added static variable for dynamic roots registration.
6115 (ggc_register_root_tab) Added new routine.
6116 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
6117 PLUGIN_GGC_MARKING event.
6118 * ggc-zone.c: Include plugin.h.
6119 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6120 * ggc-page.c: Include plugin.h.
6121 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6122 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
6123 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
6124 (register_callback): check lack of callbacks for
6125 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
6126 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
6127 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
6128 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6129 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
6130 dependency on plugin.h.
6131 (plugin.o): Added dependency on ggc.h...
6133 2009-05-26 Richard Guenther <rguenther@suse.de>
6137 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6138 with mismatched comparison modes.
6140 * expr.c (expand_expr_real_1): Expand the operand of a
6141 VIEW_CONVERT_EXPR in its natural mode.
6143 2009-05-26 Ian Lance Taylor <iant@google.com>
6145 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
6146 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
6147 (ALL_COMPILERFLAGS): Define.
6148 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
6149 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6150 (collect2$(exeext), collect2.o): Likewise.
6151 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
6152 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
6153 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
6154 (libbackend.o, intl.o, cppdefault.o): Likewise.
6155 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6156 (build/%.o): Use $(COMPILER_FOR_BUILD).
6157 (build/gen%$(build_exeext)): Likewise.
6158 (build/gcov-iov$(build_exeext)): LIkewise.
6159 * config/t-darwin (darwin.o): Use $(COMPILER).
6160 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
6161 * config/t-sol2 (sol2-c.o): Likewise.
6163 * config/t-vxworks (vxworks.o): Likewise.
6164 * config/x-darwin (host-darwin.o): Likewise.
6165 * config/x-hpux (host-hpux.o): Likewise.
6166 * config/x-linux (host-linux.o): Likewise.
6167 * config/x-solaris (host-solaris.o): Likewise.
6168 * config/alpha/x-alpha (driver-alpha.o): Likewise.
6169 * config/arm/t-arm (arm-c.o): Likewise.
6170 * config/arm/t-pe (pe.o): Likewise.
6171 * config/arm/t-wince-pe (pe.o): Likewise.
6172 * config/i386/t-cygming (winnt.o): Likewise.
6173 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6174 * config/i386/t-cygwin (cygwin1.o): Likewise.
6175 (cygwin2.o): Likewise.
6176 * config/i386/t-i386 (i386-c.o): Likewise.
6177 * config/i386/t-interix (winnt.o): Likewise.
6178 * config/i386/t-netware (netware.o): Likewise.
6179 * config/i386/t-nwld (nwld.o): Likewise.
6180 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
6181 * config/i386/x-i386 (driver-i386.o): Likewise.
6182 * config/i386/x-cygwin (host-cygwin.o): Likewise.
6183 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
6184 * config/ia64/t-ia64 (ia64-c.o): Likewise.
6185 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
6186 * config/mips/x-native (driver-native.o): Likewise.
6187 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
6188 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
6189 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6190 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6191 * config/score/t-score-elf (score7.o): Likewise.
6192 (score3.o): Likewise.
6193 * config/sh/t-sh (sh-c.o): Likewise.
6194 * config/sh/t-symbian (sh-c.o): Likewise.
6195 (symbian.o): Likewise.
6196 * config/spu/t-spu-elf (spu-c.o): Likewise.
6197 * config/v850/t-v850 (v850-c.o): Likewise.
6198 * config/v850/t-v850e (v850-c.o): Likewise.
6200 2009-05-26 Richard Guenther <rguenther@suse.de>
6202 PR tree-optimization/40122
6203 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6204 VECTOR_CSTs if possible.
6205 (fold_gimple_assign): Likewise.
6207 2009-05-26 Richard Guenther <rguenther@suse.de>
6210 * fold-const.c (fold_binary): Use the correct types for building
6213 2009-05-26 Richard Guenther <rguenther@suse.de>
6215 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6216 redundant calls to merge_alias_info.
6217 (bump_vector_ptr): Likewise.
6218 * tree-ssa-copy.c (merge_alias_info): Remove.
6219 (replace_exp_1): Remove call to merge_alias_info.
6220 (propagate_tree_value): Likewise.
6221 (fini_copy_prop): Propagate points-to info.
6222 * tree-flow.h (merge_alias_info): Remove.
6224 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6226 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6228 2009-05-25 Jan Hubicka <jh@suse.cz>
6230 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6231 * cgraph.h (struct inline_summary): New filed self_wize,
6232 size_inlining_benefit, self_time and time_inlining_benefit.
6233 (struct cgraph_global_info): Replace insns by time ans size fields.
6234 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6235 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6236 (ipcp_update_callgraph): Do not touch function bodies.
6237 * ipa-inline.c: Include except.h
6238 (MAX_TIME): New constant.
6239 (overall_insns): Remove.
6241 (overall_size, max_benefit): New static variables.
6242 (cgraph_estimate_time_after_inlining): New function.
6243 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6244 (cgraph_clone_inlined_nodes): Update size.
6245 (cgraph_mark_inline_edge): Update size.
6246 (cgraph_estimate_growth): Use size info.
6247 (cgraph_check_inline_limits): Check size.
6248 (cgraph_default_inline_p): Likewise.
6249 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6250 (cgraph_decide_recursive_inlining): Check size.
6251 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6253 (cgraph_decide_inlining): Likewise.
6254 (cgraph_decide_inlining_incrementally): Likewise; honor
6255 PARAM_EARLY_INLINING_INSNS.
6256 (likely_eliminated_by_inlining_p): New predicate.
6257 (estimate_function_body_sizes): New function.
6258 (compute_inline_parameters): Use it.
6259 * except.c (must_not_throw_labels): New function.
6260 * except.h (must_not_throw_labels): Declare.
6261 * tree-inline.c (init_inline_once): Kill inlining_weigths
6262 * tree-ssa-structalias.c: Avoid uninitialized warning.
6263 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6264 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6265 (PARAM_INLINE_CALL_COST): Remove.
6266 (PARAM_EARLY_INLINING_INSNS): New.
6268 2009-05-25 Richard Guenther <rguenther@suse.de>
6270 PR tree-optimization/36327
6271 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
6272 callback for reference translation or lookup at the point of may-defs.
6273 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
6274 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
6275 for union COMPONENT_REFs.
6276 (vn_reference_lookup_3): New callback. Lookup from memset
6277 and CONSTRUCTOR assignment, translate through struct copies.
6278 (vn_reference_lookup_pieces): Make sure to not free the
6279 passed operands array. Adjust walk_non_aliased_vuses call.
6280 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
6281 make sure we do not leak memory.
6283 2009-05-25 Richard Guenther <rguenther@suse.de>
6285 * tree-ssa-alias.h (dump_points_to_solution): Declare.
6286 * tree-inline.c (expand_call_inline): Reset the escaped and
6288 * tree-ssa-structalias.c (pass_build_ealias): New.
6289 * tree-pass.h (pass_build_ealias): Declare.
6290 * passes.c (init_optimization_passes): Add PTA during
6291 early optimizations.
6292 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
6293 and CALLUSED solutions.
6294 (dump_points_to_solution): New function, split out from ...
6295 (dump_points_to_info_for): ... here.
6296 * tree-parloops.c (parallelize_loops): Reset the escaped and
6299 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6302 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
6303 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
6305 2009-05-25 Ira Rosen <irar@il.ibm.com>
6307 PR tree-optimization/40238
6308 * tree-vect-stmts.c (vect_init_vector): Insert initialization
6309 statements after basic block's labels.
6310 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
6311 to free the allocated memory.
6313 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
6315 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
6316 return address with a USE.
6318 2009-05-24 Richard Guenther <rguenther@suse.de>
6321 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
6322 array type from the main variant of the inner type.
6324 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6326 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
6327 definition to bool (from int) to un-break build.
6328 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
6330 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
6332 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
6333 discard_stmt_changes): Delete.
6334 * tree-ssa-operands.c (scb_stack): Delete.
6335 (init_ssa_operands): Do not initialize it.
6336 (fini_ssa_operands): Do not free it.
6337 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
6339 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
6340 update_stmt, remove the others. Fix comments.
6341 * tree-dfa.c (optimize_stack_restore): Likewise.
6342 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
6343 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
6344 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6345 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
6347 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
6348 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6349 (dom_opt_finalize_block): Likewise, adjusting access to
6351 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
6352 (stmts_to_rescan): Change item type to gimple.
6353 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
6355 2009-05-24 Ira Rosen <irar@il.ibm.com>
6357 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
6358 * tree-pass.h (pass_slp_vectorize): New pass.
6359 * params.h (SLP_MAX_INSNS_IN_BB): Define.
6360 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
6361 * tree-vectorizer.c (timevar.h): Include.
6362 (user_vect_verbosity_level): Declare.
6363 (vect_location): Fix comment.
6364 (vect_set_verbosity_level): Update user_vect_verbosity_level
6365 instead of vect_verbosity_level.
6366 (vect_set_dump_settings): Add an argument. Ignore user defined
6367 verbosity if dump flags require higher level of verbosity. Print to
6368 stderr only for loop vectorization.
6369 (vectorize_loops): Update call to vect_set_dump_settings.
6370 (execute_vect_slp): New function.
6371 (gate_vect_slp): Likewise.
6372 (struct gimple_opt_pass pass_slp_vectorize): New.
6373 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
6375 (vec_info_for_bb): New function.
6376 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
6377 (VECTORIZATION_ENABLED): New macro.
6378 (SLP_ENABLED, SLP_DISABLED): Likewise.
6379 (vect_is_simple_use): Add bb_vec_info argument.
6380 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
6381 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
6382 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
6383 vect_schedule_slp, vect_analyze_slp): Likewise.
6384 (vect_analyze_stmt): Add slp_tree argument.
6385 (find_bb_location): Declare.
6386 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6387 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
6388 (vect_analyze_loop_operations, vect_analyze_loop,
6389 get_initial_def_for_induction, vect_create_epilog_for_reduction,
6390 vect_finalize_reduction, vectorizable_reduction,
6391 vectorizable_live_operation, vect_transform_loop): Likewise.
6392 * tree-data-ref.c (dr_analyze_innermost): Update comment,
6393 skip evolution analysis if analyzing a basic block.
6394 (dr_analyze_indices): Likewise.
6395 (initialize_data_dependence_relation): Skip the test whether the
6396 object is invariant for basic blocks.
6397 (compute_all_dependences): Skip dependence analysis for data
6398 references in basic blocks.
6399 (find_data_references_in_stmt): Don't fail in case of invariant
6400 access in basic block.
6401 (find_data_references_in_bb): New function.
6402 (find_data_references_in_loop): Move code to
6403 find_data_references_in_bb and add a call to it.
6404 (compute_data_dependences_for_bb): New function.
6405 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
6406 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
6408 (vect_analyze_data_ref_dependence): Check for interleaving in case of
6409 unknown dependence in basic block and fail in case of dependence in
6411 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
6412 dependence instances from either loop or basic block vectorization
6414 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6415 before calling nested_in_vect_loop_p.
6416 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6417 dependence instances from either loop or basic block vectorization
6419 (vect_verify_datarefs_alignment): Likewise.
6420 (vect_enhance_data_refs_alignment): Adjust function calls.
6421 (vect_analyze_data_refs_alignment): Likewise.
6422 (vect_analyze_group_access): Fix printing. Skip different checks if
6423 DR_STEP is 0. Keep strided stores either in loop or basic block
6424 vectorization data structure. Fix indentation.
6425 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6427 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6428 dependence instances from either loop or basic block vectorization
6430 (vect_analyze_data_refs): Update comment. Call
6431 compute_data_dependences_for_bb to analyze basic blocks.
6432 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6433 case of loop vectorization. In case of basic block vectorization use
6434 data-ref itself as a base.
6435 (vect_create_data_ref_ptr): In case of basic block vectorization:
6436 don't advance the pointer, add new statements before the current
6437 statement. Adjust function calls.
6438 (vect_supportable_dr_alignment): Support only aligned accesses in
6439 basic block vectorization.
6440 * common.opt (ftree-slp-vectorize): New flag.
6441 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6442 (vect_pattern_recog_1): Likewise.
6443 * tree-vect-stmts.c (process_use): Likewise.
6444 (vect_init_vector): Add new statements in the beginning of the basic
6445 block in case of basic block SLP.
6446 (vect_get_vec_def_for_operand): Adjust function calls.
6447 (vect_finish_stmt_generation): Likewise.
6448 (vectorizable_call): Add assert that it is loop vectorization, adjust
6450 (vectorizable_conversion, vectorizable_assignment): Likewise.
6451 (vectorizable_operation): In case of basic block SLP, take
6452 vectorization factor from statement's type and skip the relevance
6453 check. Adjust function calls.
6454 (vectorizable_type_demotion): Add assert that it is loop
6455 vectorization, adjust function calls.
6456 (vectorizable_type_promotion): Likewise.
6457 (vectorizable_store): Check for outer loop only in case of loop
6458 vectorization. Adjust function calls. For basic blocks, skip the
6459 relevance check and don't advance pointers.
6460 (vectorizable_load): Likewise.
6461 (vectorizable_condition): Add assert that it is loop vectorization,
6462 adjust function calls.
6463 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6464 that it is not reduction, get vector type, call only supported
6465 functions, skip loop specific parts.
6466 (vect_transform_stmt): Check for outer loop only in case of loop
6468 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6469 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6470 for external definition.
6471 * passes.c (pass_slp_vectorize): New pass.
6472 * tree-vect-slp.c (find_bb_location): New function.
6473 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6474 check for patterns only in loops.
6475 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6476 case of multiple types in basic block SLP.
6477 (vect_mark_slp_stmts_relevant): New function.
6478 (vect_supported_load_permutation_p): Fix comment.
6479 (vect_analyze_slp_instance): Add argument. In case of basic block
6480 SLP, take vectorization factor from statement's type, check that
6481 unrolling factor is 1. Adjust function call. Save SLP instance in
6482 either loop or basic block vectorization structure. Return FALSE,
6484 (vect_analyze_slp): Add argument. Get strided stores groups from
6485 either loop or basic block vectorization structure. Return FALSE
6486 if basic block SLP failed.
6487 (new_bb_vec_info): New function.
6488 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6489 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6490 (vect_schedule_slp): Add argument. Get SLP instances from either
6491 loop or basic block vectorization structure. Set vectorization factor
6492 to be 1 for basic block SLP.
6493 (vect_slp_transform_bb): New function.
6494 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6496 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6498 * final.c (shorten_branches): Do not align labels for jump tables.
6499 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6501 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6503 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6504 Remove outdated reference to flow.c and fix nits.
6505 * doc/gccint.texi: Tweak RTL description.
6506 * doc/rtl.texi: Likewise.
6508 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6510 * config/avr/avr.c: Change my email address.
6511 * config/avr/avr.h: Likewise.
6512 * config/avr/avr.md: Likewise.
6513 * config/avr/avr-protos.h: Likewise.
6514 * config/avr/libgcc.S: Likewise.
6516 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6518 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6519 (spu_split_load, spu_split_store): Change return type to int.
6520 (spu_split_convert): Declare.
6521 * config/spu/predicates.md (spu_mem_operand): Remove.
6522 (spu_mov_operand): Update.
6523 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6524 * config/spu/spu.c (regno_aligned_for_load): Remove.
6525 (reg_aligned_for_addr, spu_expand_load): Define.
6526 (spu_expand_extv): Reimplement and handle MEM.
6527 (spu_expand_insv): Handle MEM.
6528 (spu_sched_reorder): Handle insn's with length 0.
6529 (spu_legitimate_address_p): Reimplement.
6530 (store_with_one_insn_p): Return TRUE for any mode with size
6531 larger than 16 bytes.
6532 (address_needs_split): Define.
6533 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6535 (spu_convert_move): Define.
6536 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6537 (spu_split_store): Change all MEM's to TImode.
6538 (spu_init_expanders): Preallocate registers that correspond to
6539 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6541 (spu_split_convert): Define.
6542 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6543 (_move<mode>, _movdi, _movti): Update predicate and condition.
6544 (load, store): Change to define_split.
6545 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6547 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6548 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6549 define_insn_and_split of lshr<mode>3.
6550 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6551 (<v>ashr<mode>3_imm): Define.
6552 (extv, extzv, insv): Allow MEM operands.
6553 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6554 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6555 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6556 (_spu_convert2): Change to define_insn_and_split and remove the
6557 corresponding define_peephole2.
6558 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6559 Change predicates to memory_operand.
6561 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6563 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6565 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6567 PR tree-optimization/40219
6568 * tree.c (iterative_hash_expr): Make sure the builtin function is
6569 a normal builtin function and not a front end or back end builtin
6570 before indexing into the built_in_decls array.
6572 2009-05-22 Richard Guenther <rguenther@suse.de>
6575 * alias.c (write_dependence_p): Do not use TBAA for answering
6576 anti-dependence or output-dependence.
6577 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6578 (emit_pointer_definition): Remove.
6579 (emit_alias_warning): Likewise.
6580 (find_what_var_points_to): Remove TBAA pruning code.
6581 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6583 (compute_points_to_sets): Remove code computing the set of
6584 dereferenced pointers.
6585 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6586 oracle for querying anti and output dependencies.
6587 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6588 if TBAA may be applied.
6589 (refs_anti_dependent_p): New function.
6590 (refs_output_dependent_p): Likewise.
6591 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6592 (refs_output_dependent_p): Likewise.
6593 * doc/tree-ssa.texi (Memory model): New section.
6594 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6595 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6596 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6597 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6598 * expr.c (expand_expr_real_1): Likewise.
6599 * gimple-low.c (lower_stmt): Likewise.
6600 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6601 (dump_gimple_cdt): Remove.
6602 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6603 (gimple_size): Likewise.
6604 (walk_gimple_op): Likewise.
6605 (is_gimple_stmt): Likewise.
6606 (walk_stmt_load_store_addr_ops): Likewise.
6607 (gimple_build_cdt): Remove.
6608 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6609 * gimple.h (gimple_cdt_new_type): Remove.
6610 (gimple_cdt_new_type_ptr): Likewise.
6611 (gimple_cdt_set_new_type): Likewise.
6612 (gimple_cdt_location): Likewise.
6613 (gimple_cdt_location_ptr): Likewise.
6614 (gimple_cdt_set_location): Likewise.
6615 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6616 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6617 GIMPLE_CHANGE_DYNAMIC_TYPE.
6618 (verify_types_in_gimple_stmt): Likewise.
6619 * tree-inline.c (estimate_num_insns): Likewise.
6620 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6621 (copy_decl_to_var): Likewise.
6622 (copy_result_decl_to_var): Likewise.
6623 * tree-pretty-print.c (dump_generic_node): Do not handle
6624 CHANGE_DYNAMIC_TYPE_EXPR.
6625 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6626 * tree-ssa-operands.c (get_expr_operands): Likewise.
6627 * tree-ssa-structalias.c (struct variable_info): Remove
6628 no_tbaa_pruning member.
6629 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6630 (unify_nodes): Do not copy it.
6631 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6632 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6633 (set_uids_in_ptset): Do not check it.
6634 (find_what_var_points_to): Likewise.
6635 (compute_tbaa_pruning): Remove.
6636 (compute_points_to_sets): Do not call it.
6637 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6638 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6639 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6640 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6641 (DECL_NO_TBAA_P): Likewise.
6642 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6643 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6644 (expand_omp_atomic_pipeline): Do not set it.
6645 * print-tree.c (print_node): Do not dump it.
6646 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6649 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6652 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6655 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6657 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6660 2009-05-22 Ben Elliston <bje@au.ibm.com>
6662 * Makefile.in (bversion.h, s-bversion): New targets.
6663 (TOPLEV_H): Add bversion.h.
6664 * toplev.h: Include "bversion.h".
6665 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6666 the __format__ attribute only if compiling with the same version
6667 of GCC as the sources (the "build version").
6669 2009-05-22 Ben Elliston <bje@au.ibm.com>
6671 * c-format.c (handle_format_attribute): Fix comment typo.
6673 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6676 * config/ia64/ia64.opt (mfused-madd): New.
6677 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6678 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6679 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6680 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6681 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6682 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6683 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6684 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6685 instruction if !TARGET_FUSED_MADD.
6686 (fpma, fpms): Remove colon from name.
6688 2009-05-22 Richard Guenther <rguenther@suse.de>
6690 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6691 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6692 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6694 (create_expression_by_pieces): Only convert if necessary.
6695 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6696 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6698 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6700 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6701 regular pattern from a template and rename it ...
6702 (*extzv_truncsi_exts): ... to this.
6704 2009-05-21 Richard Guenther <rguenther@suse.de>
6706 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6707 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6708 (cgraph_default_inline_p): Likewise.
6709 (cgraph_decide_inlining_incrementally): Likewise.
6711 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6712 Uros Bizjak <ubizjak@gmail.com>
6714 * config/i386/cpuid.h (bit_MOVBE): New.
6716 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6718 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6719 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6720 (ix86_handle_option): Handle OPT_mmovbe.
6721 (ix86_target_string): Add -mmovbe.
6722 (pta_flags): Add PTA_MOVBE.
6723 (processor_alias_table): Add PTA_MOVBE to "atom".
6724 (override_options): Handle PTA_MOVBE.
6726 * config/i386/i386.h (TARGET_MOVBE): New.
6728 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6729 (*bswapsi_movbe): New.
6730 (*bswapdi_movbe): Likewise.
6731 (bswapdi2): Renamed to ...
6733 (bswapdi2): New expander.
6735 * config/i386/i386.opt (mmovbe): New.
6737 * doc/invoke.texi: Document -mmovbe.
6739 2009-05-21 Taras Glek <tglek@mozilla.com>
6741 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6742 * gcc-plugin.h (plugin_init): Updated signature.
6743 * gcc-plugin.h (plugin_name_args): Moved to this header.
6744 * doc/plugins.texi (plugin_init): Updated documention to reflect
6746 * doc/plugins.texi (plugin_name_args): Added to documention.
6748 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6750 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6751 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6753 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6755 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6756 JUMP_TABLE_DATA_P predicates where applicable.
6757 * config/i386/predicates.md: Ditto.
6758 * config/i386/sse.md: Ditto.
6760 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6762 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6763 operand2 -128 override length_immediate attribute to 1.
6764 * config/i386/predicates.md (constm128_operand): New predicate.
6766 * config/i386/i386.c (memory_address_length): Handle %r12
6767 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6769 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6770 mode look through optional ZERO_EXTEND and SUBREG.
6771 * config/i386/i386.md (R12_REG): New define_constant.
6772 (prefix_data16): For sse unit set also for MODE_TI insns.
6773 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6774 insns set if operand 1 is ext_QIreg_operand.
6775 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6776 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6778 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6779 mode from MODE_DI to MODE_SI.
6780 (movdi_1_rex64): Override modrm and length_immediate attributes
6781 only for movabs (TYPE_IMOV, alternative 2).
6782 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6783 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6784 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6785 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6786 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6787 prefix_rex attribute if DImode.
6788 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6789 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6790 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6791 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6792 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6793 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6794 Likewise. For TYPE_IMOV clear length_immediate attribute.
6795 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6796 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6797 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6798 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6799 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6800 or one operand TYPE_ISHIFT.
6801 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6802 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6803 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6804 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6805 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6806 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6807 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6808 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6809 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6810 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6811 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6812 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6813 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6814 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6815 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6816 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6817 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6818 set mode attribute, don't override length attribute.
6819 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6821 (return_internal_long): Set length attribute to 2 instead of 1.
6822 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6823 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6824 prefix_rex attribute.
6825 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6827 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6829 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6831 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6833 2009-05-20 Ian Lance Taylor <iant@google.com>
6835 * tree.c (build_tree_list_vec_stat): New function.
6836 (ctor_to_vec): New function.
6837 (build_nt_call_vec): New function.
6838 (build_call_array): Change args to be a const pointer.
6839 (build_call_vec): New function.
6840 * tree.h (build_nt_call_vec): Declare.
6841 (build_tree_list_vec_stat): Declare.
6842 (build_tree_list_vec): Define.
6843 (build_call_array): Update declaration.
6844 (build_call_vec): Declare.
6845 (ctor_to_vec): Declare.
6846 * c-common.c (tree_vector_cache): New static variable.
6847 (make_tree_vector): New function.
6848 (release_tree_vector): New function.
6849 (make_tree_vector_single): New function.
6850 (make_tree_vector_copy): New function.
6851 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6852 (make_tree_vector_single, make_tree_vector_copy): Declare.
6853 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6854 (c_parser_expr_list): Don't manage cache here, instead call
6856 (c_parser_release_expr_list): Remove static function.
6857 (c_parser_vec_to_tree_list): Remove static function.
6858 (c_parser_attributes): Call build_tree_list_vec instead of
6859 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6860 c_parser_release_expr_list.
6861 (c_parser_postfix_expression_after_primary): Likewise.
6862 (c_parser_objc_keywordexpr): Likewise.
6864 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6866 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6867 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6868 TARGET_CONVERT_TO_TYPE.
6869 * hooks.c (hook_tree_const_tree_null): Define.
6870 * hooks.h (hook_tree_const_tree_null): Declare.
6871 * target.h (struct gcc_target): Add invalid_parameter_type,
6872 invalid_return_type, promoted_type, and convert_to_type fields.
6873 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6874 (TARGET_INVALID_RETURN_TYPE): Define.
6875 (TARGET_PROMOTED_TYPE): Define.
6876 (TARGET_CONVERT_TO_TYPE): Define.
6877 (TARGET_INITIALIZER): Update for new fields.
6878 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6879 (grokparms): Check targetm.invalid_parameter_type.
6880 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6881 * c-convert.c (convert): Check targetm.convert_to_type.
6883 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6885 * config/mips/mips.md (*extenddi_truncate<mode>,
6886 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6888 (*extendhi_truncateqi): New define_insn_and_sptit.
6890 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6893 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6894 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6896 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6898 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6899 the operand of VIEW_CONVERT_EXPR.
6901 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6903 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6904 extended family and model for Intel processors. Support Intel Atom.
6906 2009-05-20 Olivier Hainque <hainque@adacore.com>
6908 * gstab.h (stab_code_type): Define, to be used instead of the
6909 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6911 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6912 occurrences by stab_code_type.
6913 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6915 2009-05-20 Martin Jambor <mjambor@suse.cz>
6917 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6918 (sra_insert_before): Likewise.
6919 (sra_insert_after): Likewise.
6920 (sra_init_cache): Likewise.
6921 (sra_type_can_be_decomposed_p): Likewise.
6922 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6923 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6924 (sra_insert_before): Likewise.
6925 (sra_insert_after): Likewise.
6926 (sra_init_cache): Likewise.
6927 (insert_edge_copies_seq): Made static and moved upwards.
6929 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6932 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6934 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6935 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6938 2009-05-20 Richard Guenther <rguenther@suse.de>
6940 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6941 with mismatched comparison modes.
6943 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6945 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6946 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6947 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6948 with shifts for Thumb2.
6949 (orsi_notsi): New for orn.
6950 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6951 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6952 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6953 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6954 Don't invert remainder for IOR.
6956 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6958 PR tree-optimization/40087
6959 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6960 number_of_iterations_ne): Rename never_infinite argument.
6961 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6962 number_of_iterations_le): Handle pointer-type ivs when
6963 exit_must_be_taken is false.
6964 (number_of_iterations_cond): Do not always assume that
6965 exit_must_be_taken if the control variable is a pointer.
6967 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6969 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6970 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6972 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6974 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6975 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6977 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6980 * c.opt (Wlogical-op): Disabled by default.
6981 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6983 * doc/invoke.texi (Wlogical-op): Likewise.
6985 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6987 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6989 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6990 Propagate the type of the first operand.
6991 <ASSERT_EXPR>: Simplify.
6992 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6993 Rewrite using the RHS code as discriminant.
6994 <NOP_EXPR>: Turn into CASE_CONVERT.
6995 <PLUS_EXPR>: Propagate the type of the first operand.
6997 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6999 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
7000 (ia64_dconst_0_375): New.
7001 * config/ia64/ia64.c (ia64_override_options): Remove
7002 -minline-sqrt-min-latency warning.
7003 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
7004 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
7005 * config/ia64/ia64.md (*sqrt_approx): Remove.
7006 (sqrtsf2): Remove #if 0.
7007 (sqrtsf2_internal_thr): Rewrite and move to div.md.
7008 (sqrtdf): Remove assert.
7009 (sqrtdf2_internal_thr): Rewrite and move to div.md.
7010 (sqrtxf2): Remove #if 0.
7011 (sqrtxf2_internal_thr): Rewrite and move to div.md.
7012 * div.md (sqrt_approx_rf): New.
7013 (sqrtsf2_internal_thr): New implementation.
7014 (sqrtsf2_internal_lat): New.
7015 (sqrtdf2_internal_thr: New implementation.
7016 (sqrtxf2_internal): New implementation.
7018 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
7019 Hans-Peter Nilsson <hp@axis.com>
7021 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
7022 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
7023 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
7024 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
7025 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
7026 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
7027 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
7028 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
7029 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
7030 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
7031 * c-common.c: ...from here.
7033 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7035 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
7037 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7039 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
7041 2009-05-19 Ben Elliston <bje@au.ibm.com>
7043 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
7044 assignments with memcpy calls.
7045 (add_fdes): Likewise.
7046 (binary_search_unencoded_fdes): Likewise.
7047 (linear_search_fdes): Eliminate type puns.
7049 2009-05-19 Richard Guenther <rguenther@suse.de>
7051 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
7052 not falsely claim to have propagated into all uses.
7054 2009-05-19 Ben Elliston <bje@au.ibm.com>
7056 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
7059 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7061 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
7062 * config/sh/sh.c (sh_legitimate_address_p): Make static.
7063 (TARGET_LEGITIMATE_ADDRESS_P): New.
7064 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7065 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7067 2009-05-18 Dodji Seketeli <dodji@redhat.com>
7070 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
7071 child of the containing namespace's DIE.
7073 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
7075 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
7076 *zero_extendhi_truncqi): Move after the zero_extend patterns.
7077 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
7080 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
7083 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
7084 gen_align with gen_pad.
7085 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
7086 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
7088 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
7089 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
7091 * config/i386/i386.md (align): Renamed to ...
7092 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
7093 ASM_OUTPUT_MAX_SKIP_PAD.
7095 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
7097 * config.gcc: Fix variable syntax.
7100 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
7101 before calling exact_log2.
7102 (output_iorsi3): Likewise.
7103 (output_xorsi3): Likewise.
7105 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7107 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
7108 for the none zero constant operand except for EQ and NE
7109 comprisons even when the first operand is R0.
7111 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
7113 * config/s390/2064.md: Remove trailing whitespaces.
7114 * config/s390/2084.md: Likewise.
7115 * config/s390/constraints.md: Likewise.
7116 * config/s390/fixdfdi.h: Likewise.
7117 * config/s390/libgcc-glibc.ver: Likewise.
7118 * config/s390/s390-modes.def: Likewise.
7119 * config/s390/s390-protos.h: Likewise.
7120 * config/s390/s390.c: Likewise.
7121 * config/s390/s390.h: Likewise.
7122 * config/s390/s390.md: Likewise.
7123 * config/s390/tpf-unwind.h: Likewise.
7125 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7127 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
7129 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7132 * configure.ac (m68k-*-*): Check if binutils support TLS.
7133 * configure: Regenerate.
7134 * config/m68k/predicates.md (symbolic_operand): Extend comment.
7135 * config/m68k/constraints.md (Cu): New constraint.
7136 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
7137 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
7138 (movsi): Handle TLS symbols.
7139 (addsi3_5200): Handle XTLS symbols, indent.
7140 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
7141 (m68k_tls_reference_p): Declare.
7142 (m68k_legitimize_address): Declare.
7143 (m68k_unwrap_symbol): Declare.
7144 * config/m68k/m68k.opt (mxtls): New option.
7145 * config/m68k/m68k.c (ggc.h): Include.
7146 (m68k_output_dwarf_dtprel): Implement hook.
7147 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7148 (m68k_expand_prologue): Load GOT pointer when function needs it.
7149 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
7150 (m68k_legitimate_constant_address_p): Same.
7151 (m68k_decompose_address): Handle TLS references.
7152 (m68k_get_gp): New static function.
7153 (enum m68k_reloc): New contants.
7154 (TLS_RELOC_P): New macro.
7155 (m68k_wrap_symbol): New static function.
7156 (m68k_unwrap_symbol): New function.
7157 (m68k_final_prescan_insn_1): New static function.
7158 (m68k_final_prescan_insn): New function.
7159 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
7161 (legitimize_pic_address): Handle TLS references..
7162 (m68k_tls_get_addr, m68k_get_tls_get_addr)
7163 (m68k_libcall_value_in_a0_p)
7164 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
7165 (m68k_call_m68k_read_tp): Helper variables and functions for ...
7166 (m68k_legitimize_tls_address): Handle TLS references.
7167 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
7169 (m68k_legitimize_address): Handle TLS symbols.
7170 (m68k_get_reloc_decoration): New static function.
7171 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7173 (m68k_output_dwarf_dtprel): Implement hook.
7174 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7175 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7176 m68k_call_* routines.
7177 (sched_attr_op_type): Handle TLS symbols.
7178 (gt-m68k.h): Include.
7179 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
7180 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
7182 2009-05-18 Martin Jambor <mjambor@suse.cz>
7184 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
7185 (visit_store_addr_for_mod_analysis): New function.
7186 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
7187 (determine_cst_member_ptr): Use gimple_assign_single_p.
7188 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
7189 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7190 operands. Don't check number of operands of a NOP_EXPR.
7192 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7194 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7196 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7199 * c-common.c (warn_logical_operator): Don't warn if one of
7200 expression isn't always true or false.
7202 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7204 * config/i386/biarch32.h: New file.
7205 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7207 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7209 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7210 *zero_extend<mode>_truncqi): Merge these into ...
7211 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7212 Name the pattern following this as *zero_extendhi_truncqi.
7214 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7217 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7218 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7219 (output_info): Make field HOST_WIDEST_INT.
7220 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7221 (dump_bitmat_statistics): Same.
7223 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7225 * config.gcc (use_gcc_stdint): Set to wrap.
7226 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7227 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7228 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7229 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7230 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7231 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7232 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7233 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7235 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7237 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7239 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7240 Move definitions earlier.
7241 (OPT_ARCH64, OPT_ARCH32): Define.
7242 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7245 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7248 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
7251 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7253 * arm.md (movdi2): Copy non-reg values to DImode registers.
7255 2009-05-16 Jakub Jelinek <jakub@redhat.com>
7258 * final.c (label_to_max_skip): New function.
7259 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
7260 CODE_LABEL_NUMBER <= max_labelno.
7261 * output.h (label_to_max_skip): New prototype.
7262 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
7263 (ix86_avoid_jump_mispredicts): ... this. Don't define if
7264 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
7265 Handle CODE_LABELs with >= 16 byte alignment or with
7266 max_skip == (1 << align) - 1.
7267 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
7268 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
7271 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
7272 .p2align 3 if MAX_SKIP is smaller than 7.
7273 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7275 2009-05-15 Ian Lance Taylor <iant@google.com>
7277 * alias.c (struct alias_set_entry_d): Rename from struct
7278 alias_set_entry. Change all uses.
7279 * except.c (struct call_site_record_d): Rename from struct
7280 call_site_record. Change all uses.
7281 * except.h (struct eh_region_d): Rename from struct eh_region.
7283 * gcse.c (struct hash_table_d): Rename from struct hash_table.
7285 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
7286 ivtype_map_elt. Change all uses.
7287 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
7289 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
7290 * graphite.h (struct name_tree_d): Rename from struct name_tree.
7292 (struct sese_d): Rename from struct sese. Change all uses.
7293 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
7294 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
7295 * optabs.h (struct optab_d): Rename from struct optab. Change all
7297 (struct convert_optab_d): Rename from struct convert_optab.
7299 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
7300 ipa_opt_pass. Change all uses.
7301 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
7304 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
7305 defined as a typedef.
7306 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
7309 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7312 * fold-const.c (make_range,build_range_check,merge_ranges): Move
7314 (merge_ranges): Returns bool.
7315 * tree.h (make_range): .. to here.
7316 (build_range_check): Likewise.
7317 (merge_ranges): Likewise. Renamed from merge_ranges.
7318 * c-typeck.c (parser_build_binary_op): Update calls to
7319 warn_logical_operator.
7320 * c-common.c (warn_logical_operator): Add new warning.
7321 * c-common.h (warn_logical_operator): Update declaration.
7323 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7325 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
7327 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7329 * doc/install.texi: Document MPC requirements, flags etc.
7331 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
7332 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
7333 Evaluate constant arguments.
7334 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
7335 (fold_builtin_1): Likewise, also evaluate constant arguments.
7336 Remove superfluous break.
7337 (do_mpc_ckconv): New.
7338 * real.h: Include mpc.h.
7339 * toplev.c (print_version): Output MPC version info if available.
7341 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7343 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
7345 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
7347 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
7350 2009-05-15 Jan Hubicka <jh@suse.cz>
7352 * doc/invoke.texi (max-early-inliner-iterations): New flag.
7353 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
7354 (try_inline): Fix return value.
7355 (cgraph_decide_inlining_incrementally): Honor new value.
7356 (cgraph_early_inlining): Handle indirect inlining.
7357 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
7359 2009-05-15 Jan Hubicka <jh@suse.cz>
7361 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
7362 * cgraphunit.c (cgraph_finalize_function): Set it.
7363 (cgraph_expand_function): Use it.
7365 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7367 * real.c (encode_ieee_half): Define.
7368 (decode_ieee_half): Define.
7369 (ieee_half_format): Define.
7370 (arm_half_format): Define.
7371 * real.h (ieee_half_format): Declare.
7372 (arm_half_format): Declare.
7374 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7376 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
7377 swapped, and reversed optabs exist before trying to use them.
7379 2009-05-15 Paul Brook <paul@codesourcery.com>
7380 Sandra Loosemore <sandra@codesourcery.com>
7382 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
7383 loads. Allow PRE_DEC.
7384 (output_move_neon): Handle PRE_DEC.
7385 (arm_print_operand): Add 'A' for neon structure loads.
7386 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
7387 * config/arm/neon.md (neon_mov): Update comment.
7388 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
7390 (Um): New constraint.
7392 2009-05-15 Jan Hubicka <jh@suse.cz>
7394 Revert the following patch until testsuite fallout is fixed:
7395 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7396 * cgraph.h (struct inline_summary): New filed self_wize,
7397 size_inlining_benefit, self_time and time_inlining_benefit.
7398 (struct cgraph_global_info): Replace insns by time ans size fields.
7399 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7400 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7401 (ipcp_update_callgraph): Do not touch function bodies.
7402 * ipa-inline.c: Include except.h
7403 (MAX_TIME): New constant.
7404 (overall_insns): Remove
7405 (overall_size, max_benefit): New static variables.
7406 (cgraph_estimate_time_after_inlining): New function.
7407 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7408 (cgraph_clone_inlined_nodes): Update size.
7409 (cgraph_mark_inline_edge): Update size.
7410 (cgraph_estimate_growth): Use size info.
7411 (cgraph_check_inline_limits): Check size.
7412 (cgraph_default_inline_p): Likewise.
7413 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7414 (cgraph_decide_recursive_inlining): Check size.
7415 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7417 (cgraph_decide_inlining): Likewise.
7418 (cgraph_decide_inlining_incrementally): Likewise; honor
7419 PARAM_EARLY_INLINING_INSNS.
7420 (likely_eliminated_by_inlining_p): New predicate.
7421 (estimate_function_body_sizes): New function.
7422 (compute_inline_parameters): Use it.
7423 * except.c (must_not_throw_labels): New function.
7424 * except.h (must_not_throw_labels): Declare.
7425 * tree-inline.c (init_inline_once): Kill inlining_weigths
7426 * tree-ssa-structalias.c: Avoid uninitialized warning.
7427 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7428 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7429 (PARAM_INLINE_CALL_COST): Remove.
7430 (PARAM_EARLY_INLINING_INSNS): New.
7432 2009-05-15 Richard Guenther <rguenther@suse.de>
7434 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7435 not TODO_update_ssa.
7437 2009-05-15 Richard Guenther <rguenther@suse.de>
7439 PR tree-optimization/39999
7440 * gimple.h (gimple_expr_type): Use the expression type looking
7441 through useless conversions.
7442 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7443 (vn_nary_op_insert_stmt): Likewise.
7444 (simplify_binary_expression): Likewise.
7446 2009-05-15 Richard Guenther <rguenther@suse.de>
7448 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7449 New options, enabled by default.
7450 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7452 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7453 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7454 * tree-ssa-structalias.c (gate_tree_pta): New function.
7455 (pass_build_alias): Use it.
7457 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7459 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7460 recurse on an invariant address if a conversion from a pointer
7461 type to a wider integer type is involved.
7463 2009-05-15 Jan Hubicka <jh@suse.cz>
7465 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7466 * cgraph.h (struct inline_summary): New filed self_wize,
7467 size_inlining_benefit, self_time and time_inlining_benefit.
7468 (struct cgraph_global_info): Replace insns by time ans size fields.
7469 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7470 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7471 (ipcp_update_callgraph): Do not touch function bodies.
7472 * ipa-inline.c: Include except.h
7473 (MAX_TIME): New constant.
7474 (overall_insns): Remove
7475 (overall_size, max_benefit): New static variables.
7476 (cgraph_estimate_time_after_inlining): New function.
7477 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7478 (cgraph_clone_inlined_nodes): Update size.
7479 (cgraph_mark_inline_edge): Update size.
7480 (cgraph_estimate_growth): Use size info.
7481 (cgraph_check_inline_limits): Check size.
7482 (cgraph_default_inline_p): Likewise.
7483 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7484 (cgraph_decide_recursive_inlining): Check size.
7485 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7487 (cgraph_decide_inlining): Likewise.
7488 (cgraph_decide_inlining_incrementally): Likewise; honor
7489 PARAM_EARLY_INLINING_INSNS.
7490 (likely_eliminated_by_inlining_p): New predicate.
7491 (estimate_function_body_sizes): New function.
7492 (compute_inline_parameters): Use it.
7493 * except.c (must_not_throw_labels): New function.
7494 * except.h (must_not_throw_labels): Declare.
7495 * tree-inline.c (init_inline_once): Kill inlining_weigths
7496 * tree-ssa-structalias.c: Avoid uninitialized warning.
7497 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7498 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7499 (PARAM_INLINE_CALL_COST): Remove.
7500 (PARAM_EARLY_INLINING_INSNS): New.
7501 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7502 (inline-call-cost): Remove.
7503 (early-inlining-insns): New.
7505 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7507 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7509 (print_int_cst_bounds_in_octal_p): Likewise.
7510 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7512 * dwarf2out.c (base_type_die): Likewise.
7513 (is_subrange_type): Delete.
7514 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7515 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7516 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7517 if the destination type is boolean.
7518 (build_range_check): Do not special-case subtypes.
7519 (fold_sign_changed_comparison): Likewise.
7520 (fold_unary): Likewise.
7521 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7522 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7523 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7524 * tree.c (subrange_type_for_debug_p): New predicate based on the
7525 former is_subrange_type.
7526 * tree.h (subrange_type_for_debug_p): Declare.
7527 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7528 (convert_affine_scev): Remove call to above function.
7529 (chrec_convert_aggressive): Likewise.
7530 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7531 false for conversions involving subtypes.
7532 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7533 (vrp_val_min): Likewise.
7534 (needs_overflow_infinity): Likewise.
7535 (extract_range_from_unary_expr): Likewise.
7537 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7539 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7540 * config/frv/frv.c: Likewise.
7541 * config/s390/s390.c: Likewise.
7542 * config/sparc/sparc.h: Likewise.
7543 * config/i386/i386.h: Likewise.
7544 * config/i386/i386.c: Likewise.
7545 * config/crx/crx.c: Likewise.
7546 * config/m68hc11/m68hc11.h: Likewise.
7547 * config/iq2000/iq2000.c: Likewise.
7548 * config/mn10300/mn10300.h: Likewise.
7549 * config/mn10300/mn10300.c: Likewise.
7550 * config/m68k/m68k.c: Likewise.
7551 * config/rs6000/rs6000.c: Likewise.
7552 * config/rs6000/xcoff.h: Likewise.
7553 * config/rs6000/linux64.h: Likewise.
7554 * config/rs6000/sysv4.h: Likewise.
7555 * config/score/score3.c: Likewise.
7556 * config/score/score7.c: Likewise.
7557 * config/score/score.c: Likewise.
7558 * config/arm/arm.md: Likewise.
7559 * config/mips/mips.c: Likewise.
7560 * config/mips/mips.md: Likewise.
7561 * config/bfin/bfin.h: Likewise.
7562 * config/pa/pa.c: Likewise.
7563 * config/pa/constraints.md: Likewise.
7565 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7566 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7567 * config/pdp11/pdp11.h: Use memory_address_p instead.
7569 2009-05-14 Ian Lance Taylor <iant@google.com>
7571 * passes.c (finish_optimization_passes): Change i to int.
7572 * plugin.c (plugins_active_p): Change event to int.
7573 (dump_active_plugins): Likewise.
7574 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7576 * tree.c (tree_range_check_failed): Change c to unsigned int.
7577 (omp_clause_range_check_failed): Likewise.
7578 (build_common_builtin_nodes): Change mode to int. Add cast.
7579 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7580 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7582 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7583 ++ or -- with a variable of enum type.
7585 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7588 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7590 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7592 * store-motion.c: Do not include params.h
7593 * Makefile.in: Fix dependencies for various files.
7595 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7597 * auto-inc-dec.c: Fix pass description, remove apparent
7598 accidental duplication.
7600 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7603 * ipa-utils.h (memory_identifier_string): Moved to ...
7604 * tree.h (memory_identifier_string): Here. Add GTY(()).
7606 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7608 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7609 in the former documentation of...
7610 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7611 * ira-conflicts.c (get_dup_num): Use address_operand.
7612 * targhooks.c (default_legitimate_address_p): New.
7613 * targhooks.h (default_legitimate_address_p): New.
7614 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7616 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7617 * target.h (struct target): Add legitimate_address_p.
7618 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7619 (TARGET_INITIALIZER): Include it.
7621 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7622 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7623 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7624 (TARGET_LEGITIMATE_ADDRESS_P): New.
7626 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7627 (REG_OK_STRICT_P): Delete.
7628 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7629 (frv_legitimate_address_p_1): ... this.
7630 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7631 (frv_legitimate_address_p_1): ... the renamed old
7632 frv_legitimate_address_p.
7633 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7634 (TARGET_LEGITIMATE_ADDRESS_P): New.
7636 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7637 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7638 * config/s390/s390.c (legitimate_address_p): Rename to...
7639 (s390_legitimate_address_p): ... this, make static.
7640 (legitimize_address): Adjust call.
7641 (TARGET_LEGITIMATE_ADDRESS_P): New.
7642 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7644 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7645 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7646 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7647 (TARGET_LEGITIMATE_ADDRESS_P): New.
7649 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7650 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7651 * config/spu/spu.c (spu_legitimate_address): Rename to...
7652 (spu_legitimate_address_p): ... this, make static.
7653 (TARGET_LEGITIMATE_ADDRESS_P): New.
7655 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7656 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7657 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7658 (sparc_legitimate_address_p): ... this, make static and return bool.
7659 (legitimize_address): Adjust call.
7660 (TARGET_LEGITIMATE_ADDRESS_P): New.
7662 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7663 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7664 * config/i386/i386.c (legitimate_address_p): Rename to...
7665 (ix86_legitimate_address_p): ... this, make static.
7666 (constant_address_p): Move after it, adjust call.
7667 (TARGET_LEGITIMATE_ADDRESS_P): New.
7669 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7670 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7671 * config/avr/avr.c (legitimate_address_p): Rename to...
7672 (avr_legitimate_address_p): ... this, make static.
7673 (legitimize_address): Adjust call.
7674 (TARGET_LEGITIMATE_ADDRESS_P): New.
7676 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7677 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7678 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7679 (TARGET_LEGITIMATE_ADDRESS_P): New.
7681 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7682 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7683 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7684 (TARGET_LEGITIMATE_ADDRESS_P): New.
7686 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7687 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7689 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7691 (TARGET_LEGITIMATE_ADDRESS_P): New.
7693 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7694 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7696 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7698 (m68hc11_legitimate_address_p): ... this, make static.
7699 (go_if_legitimate_address_internal): Rename to...
7700 (m68hc11_legitimate_address_p_1): ... this.
7701 (legitimize_address): Adjust call.
7702 (TARGET_LEGITIMATE_ADDRESS_P): New.
7704 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7705 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7706 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7707 (TARGET_LEGITIMATE_ADDRESS_P): New.
7709 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7710 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7711 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7712 (mn10300_legitimate_address_p): ... this, make static.
7713 (TARGET_LEGITIMATE_ADDRESS_P): New.
7715 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7716 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7717 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7718 (TARGET_LEGITIMATE_ADDRESS_P): New.
7720 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7721 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7722 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7723 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7724 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7725 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7726 (rs6000_legitimate_address_p): ... this, make static.
7727 (TARGET_LEGITIMATE_ADDRESS_P): New.
7728 (REG_MODE_OK_FOR_BASE_P): Delete.
7729 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7731 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7732 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7734 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7735 static, adjust types.
7736 (TARGET_LEGITIMATE_ADDRESS_P): New.
7738 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7739 * config/score/score.c (score_address_p): Rename to...
7740 (score_legitimate_address_p): ... this.
7741 (TARGET_LEGITIMATE_ADDRESS_P): New.
7742 * config/score/score3.c (score3_address_p): Rename to...
7743 (score3_legitimate_address_p): ... this.
7744 * config/score/score7.c (score7_address_p): Rename to...
7745 (score7_legitimate_address_p): ... this.
7747 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7748 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7749 GO_IF_LEGITIMATE_ADDRESS): Delete.
7750 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7751 thumb2_legitimate_address_p): Delete.
7752 (arm_legitimate_address_p): Rename to...
7753 (arm_legitimate_address_outer_p): ... this.
7754 * config/arm/constraints.md ("Uq"): Adjust call.
7755 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7756 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7758 (arm_legitimate_address_outer_p): ... this.
7759 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7761 (TARGET_LEGITIMATE_ADDRESS_P): New.
7763 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7764 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7765 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7766 (TARGET_LEGITIMATE_ADDRESS_P): New.
7768 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7769 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7770 * config/vax/vax.c (legitimate_address_p): Rename to...
7771 (vax_legitimate_address_p): ... this, make static.
7772 (TARGET_LEGITIMATE_ADDRESS_P): New.
7774 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7775 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7776 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7777 (TARGET_LEGITIMATE_ADDRESS_P): New.
7779 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7780 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7781 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7782 (mmix_legitimate_address_p): ... this, make static.
7783 (TARGET_LEGITIMATE_ADDRESS_P): New.
7785 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7786 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7787 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7788 (TARGET_LEGITIMATE_ADDRESS_P): New.
7790 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7792 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7793 of MODE_COMPLEX_INT.
7795 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7797 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7798 LCT_NORMAL in function call.
7799 * mips-tdump.c (print_file_desc): Add cast to enum type.
7800 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7801 (mark_stabs): Add casts to enum types.
7802 (parse_stabs_common): Add casts to enum types.
7804 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7806 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7807 Check for invalid values of LETTER.
7809 2009-05-13 Taras Glek <tglek@mozilla.com>
7811 * attribs.c (register_attribute): moved out attribute registration
7812 into register_attribute.
7813 * doc/plugins.texi: Documented register_attribute and
7815 * gcc-plugin.h: Added forward decl for register_attribute.
7816 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7817 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7818 PLUGIN_ATTRIBUTES boilerplate.
7820 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7822 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7823 values even in sentinel and empty entries.
7824 (ms_printf_flag_specs): Likewise.
7825 (ms_scanf_flag_specs): Likewise.
7826 (ms_strftime_flag_specs): Likewise.
7827 (ms_print_char_table): Likewise.
7828 (ms_scan_char_table): Likewise.
7829 (ms_time_char_table): Likewise.
7831 2009-05-13 Doug Kwan <dougkwan@google.com>
7833 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7835 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7837 * config/mips/mips.md (store): Add attributes for QI and HI.
7839 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7840 (truncdi<mode>2): ... this new pattern.
7842 2009-05-13 Brad Hards <bradh@kde.org>
7844 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7846 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7847 Ben Elliston <bje@au.ibm.com>
7850 * dse.c (check_mem_read_rtx): Guard against width == -1.
7852 2009-05-13 Michael Matz <matz@suse.de>
7855 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7856 (trivially_conflicts_p): New function.
7857 (insert_backedge_copies): Use it.
7859 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7861 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7862 (handle_stdc_pragma): Use new enum constant names.
7863 (handle_pragma_float_const_decimal64): Ditto.
7865 2009-05-13 Ian Lance Taylor <iant@google.com>
7867 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7870 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7872 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7873 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7875 * config/m68k/m68k.h (FL_UCLINUX): Define.
7877 2009-05-13 Jan Hubicka <jh@suse.cz>
7879 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7881 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7883 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7884 unless -fschedule-insns is specified.
7886 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7889 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7890 TARGET_EXPAND_CBRANCHDI4.
7891 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7892 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7893 (cmpeqdi): Fix comment.
7895 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7897 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7898 (sh_legitimate_address_p): Likewise.
7899 * config/sh/sh.c (sh_legitimate_index_p): New.
7900 (sh_legitimate_address_p): Likewise.
7901 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7902 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7903 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7904 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7905 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7906 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7907 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7908 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7909 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7911 2009-05-12 Jan Hubicka <jh@suse.cz>
7913 * tree-inline.c (estimate_operator_cost): Add operands;
7914 when division happens by constant, it is cheap.
7915 (estimate_num_insns): Loads and stores are not having cost of 0;
7916 EH magic stuff is cheap; when computing runtime cost of switch,
7917 use log2 base of amount of its cases; builtin_expect has cost of 0;
7918 compute cost for moving return value of call.
7919 (init_inline_once): Initialize time_based flags.
7920 * tree-inline.h (eni_weights_d): Add time_based flag.
7922 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7924 * df-core.c: Update head documentation.
7926 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7929 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7930 shadowing exisiting variable op1.
7932 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7935 * config/i386/driver-i386.c (processor_signatures): New enum.
7936 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7937 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7938 processor signature to detect geode processor.
7940 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7944 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7946 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7947 causes spurious differences between trunk and cond-optab branch.
7949 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7951 * dojump.c (compare_from_rtx): Delete.
7952 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7953 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7954 if the comparison does not satisfy the predicate; test predicates for
7955 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7956 further if one existing pattern fails.
7957 * expr.h (compare_from_rtx): Delete.
7958 (prepare_operand): Declare it.
7959 * optabs.c: Change "lib call" to "libcall" throughout.
7960 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7961 HAVE_conditional_trap, emit_cmp_insn): Delete.
7962 (can_compare_p): Delete cmp_optab case.
7963 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7964 Accept other parameters by value.
7965 (prepare_operand): Make non-static.
7966 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7967 other parameters by value. Try to widen operands here based on
7968 an optab_methods argument and looking at cbranch_optab.
7969 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7970 loop. Use cbranch_optab directly.
7971 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7972 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7974 (emit_conditional_move, emit_conditional_add): Inline what's needed
7975 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7976 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7977 with COMPARE. Move cmov_optab and cstore_optab above
7978 with cbranch_optab, move cmp_optab down with ucmp_optab,
7979 remove tst_otpab. Do not initialize trap_rtx.
7980 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7981 for trap code. Do not check HAVE_conditional_trap. Use
7982 prepare_cmp_insn. Accept no predicate for operand 3.
7983 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7984 (OTI_ctrap, ctrap_optab): New.
7985 (tst_optab): Delete.
7986 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7987 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7988 with lookup of ctrap_optab.
7989 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7993 * combine.c (combine_simplify_rtx, simplify_set): Do not
7994 special case comparing against zero for cc0 machines.
7995 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7996 COMPARE on cc0 machines.
7997 (simplify_relational_operation): Return a new expression when
7998 a COMPARE could be removed.
7999 * final.c (final_scan_insn): Compare cc_status values
8000 against LHS of a (compare FOO (const_int 0)) cc0 source.
8001 Also check if cc_status.value is the full compare.
8003 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
8004 (cstoreMM4): Document.
8005 (conditional_trap): Document ctrapMM4 instead.
8006 (sync_compare_and_swapMM): Refer to cbranchcc4.
8007 (Dependent Patterns): Eliminate obsolete information referring to
8008 the old jump optimization phase.
8009 (Canonicalization): Include cbranchcc4 case, omit canonicalization
8010 of compares with 0 on cc0 machines.
8011 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
8012 avoiding references to cc0. Remove text about storing operands
8014 * doc/tm.texi (Condition Codes): Include blurb on different
8015 condition code representations, separate into subsections for
8016 CC0, MODE_CC and conditional execution.
8018 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
8019 alpha_emit_setcc): Accept operands and a machine mode.
8020 * config/alpha/alpha.c (alpha_emit_conditional_branch):
8021 Get code/op0/op1 from operands, use machine mode argument
8022 instead of alpha_compare.fp_p. Emit the branch here.
8023 (alpha_emit_setcc): Likewise, and return boolean.
8024 (alpha_emit_conditional_move): Likewise. Assert that
8025 cmp_op_mode == cmp_mode, and simplify accordingly.
8026 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
8027 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
8028 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
8030 (stack probe test): Use cbranchdi4.
8031 * config/alpha/predicates.md (alpha_cbranch_operator): New.
8033 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
8034 * config/arc/arc.h (movsicc, movsfcc): Use it.
8035 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
8036 (cbranchsi4, cstoresi4): New.
8037 (cmpsi, bCC and sCC expanders): Remove.
8039 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
8040 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
8041 * config/arm/predicates.md (arm_comparison_operator): Only include
8042 floating-point operators if there is a hardware floating-point unit.
8043 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
8044 deferring to cbranch_cc and cstore_cc respectively.
8045 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
8046 cbranch_cc, cstore_cc): New.
8047 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
8049 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
8051 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
8052 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
8054 (adjust_insn_length): Adjust calls.
8055 (avr_reorg): Handle (compare (foo) (const_int 0)).
8056 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
8057 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
8058 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
8059 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
8061 (cbranchqi4, cbranchhi4, cbranchsi4): New.
8062 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
8064 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
8065 (cbranchsi4, cstorebi4, cstoresi4): New.
8066 (movbisi): This insn is duplicate, split it to zero_extend.
8067 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
8068 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
8069 (bfin_optimize_loop): Use cbranch expander.
8070 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
8071 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
8072 (bfin_bimode_comparison_operator): ... this.
8073 (bfin_direct_comparison_operator): New.
8075 * config/cris/cris.c (cris_normal_notice_update_cc): Look
8076 inside (compare FOO (const_int 0)).
8077 (cris_rtx_costs): Handle ZERO_EXTRACT.
8078 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
8079 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
8080 (*tstdi_v32): Delete.
8081 (*cmpdi_non_v32): Add M alternative for operand 1.
8082 (cmpsi, cmp<mode>): Make private.
8083 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
8085 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
8087 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
8088 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
8089 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
8090 (cc_reg_operand): New.
8092 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
8093 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
8094 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
8095 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
8096 crx_expand_scond): Delete.
8098 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
8100 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
8101 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
8103 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
8104 cstoresi4, cstoresf4, cstoredf4): New.
8105 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
8106 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8107 Receive the entire operands array.
8108 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
8109 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
8110 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8111 Get test/op0/op1 from the operands array.
8112 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
8114 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
8115 (h8300_expand_store): New.
8116 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
8118 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
8119 (h8300_expand_store): New.
8120 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
8121 or do not try to produce (set (cc0) REG).
8122 (peepholes): Wrap arguments with COMPARE. Add a peephole to
8123 change a compare into a move to a scratch register. Disable some
8124 peepholes when comparing with zero.
8125 (tstsi, tsthi, tstsi, cmpqi): Make private.
8128 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
8131 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
8132 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
8133 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
8134 (ix86_emit_i387_log1p): Use cbranchxf2.
8135 (ix86_expand_setcc): Return void.
8136 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
8137 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
8138 cmp<MODEF>, cmpcc): Remove.
8139 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
8140 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
8141 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
8142 (sCC and bCC expanders): Remove.
8143 (stack_protect_test): Use cbranchcc4.
8145 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
8147 (ia64_expand_compare): Accept three rtx by reference and return void.
8148 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
8149 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
8150 from *expr. Update *expr with the BImode comparison to do.
8151 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
8152 cmptf, bCC, sCC, conditional_trap): Delete.
8153 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
8154 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
8155 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
8156 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
8157 * config/ia64/predicates.md (ia64_cbranch_operator): New.
8159 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
8160 type of last argument.
8161 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
8162 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
8163 use machine mode argument instead of branch_type. Remove dead
8164 code for floating-point comparisons.
8165 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
8166 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
8168 (cbranchsi4, cstoresi4): New.
8169 * config/iq2000/predicates.md (reg_or_const_operand): New.
8171 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8172 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8173 (b<code>_op): Rewrite to...
8174 (bcc_op): ... this, using match_operator.
8175 (s<code>_op): Rewrite to...
8176 (scc_op): ... this, using match_operator.
8177 (s<code>_24_op): Rewrite to...
8178 (scc_op_24): ... this, using match_operator.
8179 (s<code>_<mode>): Rewrite to...
8180 (cstore<mode>4): ... this, using match_operator.
8181 (s<code>_<mode>_24): Rewrite to...
8182 (cstore<mode>4_24): ... this, using match_operator.
8183 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
8184 m32c_unpend_compare, m32c_expand_scc): Delete.
8185 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
8186 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
8187 (m32c_expand_movcc): Change NE to EQ if necessary.
8188 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8190 * config/m32r/m32r-protos.h (gen_cond_store): New.
8191 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8192 (gen_cond_store): New, from sCC patterns.
8193 (m32r_expand_block_move): Use cbranchsi4.
8194 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8195 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8196 (cbranchsi4, cstoresi4): New.
8198 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8200 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8201 (m68hc11_notice_update_cc): Look into a compare with 0.
8202 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8204 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8205 cmphi, cmpqi, bCC): Delete.
8206 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8207 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8208 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8211 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8212 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8213 * config/m68k/constraints.md (H): New.
8214 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8215 the define_insn below.
8216 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8217 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8218 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8219 patterns): Wrap RHS with COMPARE.
8220 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8221 (*cmpdi_internal): Name this pattern.
8222 (cmpdi): Change to define_insn.
8223 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8224 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8225 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8227 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8228 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8229 (conditional_trap): Change to...
8230 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8231 (*conditional_trap): Use the ordered_comparison_operator and
8232 const1_operand predicates.
8233 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8234 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8235 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8236 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8238 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8239 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8240 (mcore_gen_compare): New.
8241 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8242 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8243 (mcore_gen_compare): ... this.
8244 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8245 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8246 (stack probe pattern): Use cbranchsi4.
8248 * config/mips/predicates.md (mips_cstore_operator): New.
8249 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
8250 * config/mips/mips.md (any_cond): Delete.
8251 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
8253 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
8254 fixuns_truncsfdi2): Use cbranch patterns.
8255 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
8256 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
8257 Adjust call to mips_expand_conditional_branch.
8258 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
8260 * config/mips/mips-protos.h (mips_expand_conditional_branch,
8261 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
8262 * config/mips/mips.c (cmp_operands): Delete.
8263 (mips_emit_compare): Get comparison operands from *op0/*op1.
8264 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
8265 that it succeeds. Use op0/op1 instead of cmp_operands.
8266 (mips_expand_conditional_branch, mips_expand_conditional_move,
8267 mips_expand_conditional_trap): Likewise.
8268 (mips_block_move_loop): Use cbranch patterns.
8269 * config/mips/mips.h (cmp_operands): Delete.
8271 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
8272 (mmix_gen_compare_reg): Just return a register in the right CC mode.
8273 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
8274 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
8275 (*cmpcc_folded): Rename to...
8276 (*cmpdi_folded): this.
8277 (*cmpcc): Rename to...
8279 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
8282 (cbranchdf4): New. Handle invalid comparisons here.
8283 * config/mmix/predicates.md (float_comparison_operator): New.
8285 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
8286 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
8287 * config/mn10300/mn10300.md (tst): Delete.
8288 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
8289 Name these patterns and wrap RHS in a compare.
8290 (*cmpsi): Make this pattern private. Include tst.
8291 (*cmpsf): Make this pattern private.
8292 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
8293 (compare with zero peepholes): Likewise.
8295 (cbranchsi4, cbranchsf4): New.
8296 (casesi): Use cbranchsi4.
8298 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
8299 hppa_branch_type): Delete.
8300 (return_addr_rtx): Use cbranchsi4.
8301 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
8302 Emit CCFPmode comparison here.
8303 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
8304 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
8305 hppa_branch_type): Delete.
8306 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
8307 (movsicc, movdicc): Remove references to hppa_compare_op0,
8308 hppa_compare_op1 and compare_from_rtx.
8309 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
8310 (casesi): Use cbranchsi4.
8312 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
8313 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
8314 * config/pdp11/pdp11.md (register_or_const0_operand): New.
8315 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
8316 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
8318 (cbranchdf4, cbranchhi4, cbranchqi4): New.
8319 (*branch, *branch_inverted): New.
8321 * config/picochip/picochip.md (cbranchhi4): Use
8322 ordered_comparison_operator.
8323 (cmphi, bCC): Remove.
8325 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
8326 (trap_comparison_operator): Delete.
8327 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
8328 rs6000_emit_cbranch): Accept mode and operands.
8329 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
8330 rs6000_compare_fp_p): Delete.
8331 (rs6000_generate_compare): Accept mode and comparison. Extract code
8332 and op0/op1 from there. Replace references to rs6000_compare_op0
8333 and rs6000_compare_op1.
8334 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
8335 extract result from passed operands.
8336 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
8337 extract loc from passed operands.
8338 (rs6000_emit_cmove): Likewise.
8339 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
8340 rs6000_compare_fp_p): Delete.
8341 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
8342 (cbranch<GPR>4, cbranch<FP>4): New.
8343 (cstore<mode>4): New. Consolidate here all choices about when to use
8344 portable or specialized sCC sequences.
8345 (stack_protect_test): Use cbranchsi4.
8346 (conditional_trap): Replace with ctrap<GPR>4.
8347 (conditional trap insn): Replace trap_comparison_operator with
8348 ordered_comparison_operator.
8350 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
8351 (s390_emit_prologue): Use ctrap.
8352 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
8353 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
8354 New predicates replacing...
8355 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
8356 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
8357 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
8358 (add<mode>cc): Do not use s390_compare_op0/op1.
8359 (s<code>): Change to...
8360 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
8362 (cstorecc4): ... this. Handle EQ or NE equally.
8363 (*sne): Un-privatize for use in cstorecc4.
8364 (b<code>): Change to...
8365 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
8366 (conditional_trap): Replace with...
8367 (ctrap<GPR>4, ctrap<FP>4): ... these.
8368 (stack_protect): Use cbranchcc4.
8370 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
8371 * config/score/score-protos.h (score_gen_cmp): Delete.
8372 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
8373 (score_block_move-loop): Use cbranchsi4.
8374 * config/score/score.md (cbranchsi4): New.
8375 (cmpsi, bCC): Delete.
8376 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
8377 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8378 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
8379 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8380 * config/score/score3.h (score3_gen_cmp): Delete.
8381 * config/score/score7.h (score7_gen_cmp): Delete.
8383 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
8384 (sh_emit_scc_to_t): ... this. Return void.
8385 (from_compare): Rename to...
8386 (sh_emit_compare_and_branch): ... this.
8387 (sh_emit_compare_and_set): New.
8388 (sh_expand_t_scc): Accept operands.
8389 * config/sh/predicates.md (sh_float_comparison_operator): New.
8390 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
8391 (prepare_scc_operands): Rename to...
8392 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
8394 (sh_emit_cheap_store_flag): New.
8395 (sh_emit_set_t_insn): New.
8396 (from_compare): Rename to...
8397 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
8398 handling of TARGET_SH2E floating point to avoid recursive call.
8399 Generate branch here.
8400 (sh_emit_compare_and_set): New.
8401 (sh_expand_t_scc): Get op0/op1 from arguments.
8402 (sh_emit_cheap_store_flag): New.
8403 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
8405 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
8406 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
8407 (movsicc, movdicc): Do nothing when it recreated operands from
8408 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
8409 prepare_scc_operands (now sh_emit_scc_to_t).
8410 (udivdi3): Use cstoresi4.
8411 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
8412 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
8413 (cbranchint4_media, cbranchfp4_media): New.
8414 (casesi): Use cbranchdi4.
8415 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8417 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8418 (movnegt): Remove second operand.
8419 (cbranchsf4, cbranchdf4): New.
8420 (stack_protect): Use cbranchdi4/cbranchsi4.
8422 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8423 (gen_compare_reg): Accept comparison, extract part of it to...
8424 (gen_compare_reg_1): ... this.
8425 (gen_compare_operator): Delete.
8426 (gen_v9_scc): Accept separate destination, comparison code and arms.
8427 Do not use sparc_compare_op0/sparc_compare_op1.
8428 (emit_scc_insn, emit_conditional_branch_insn): New.
8429 (emit_v9_brxx): Make static. Remove useless assertion.
8430 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8432 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8433 * config/sparc/sparc-protos.h (gen_compare_reg,
8434 sparc_emit_float_lib_cmp): Adjust prototype.
8435 (emit_scc_insn, emit_conditional_branch_insn): New.
8436 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8437 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8438 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8439 iterators to the top.
8440 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8441 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8442 snedi_special_trunc): Delete.
8443 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8444 and snedi_special_trunc.
8445 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8446 cbranchdi4, cbranch<F:mode>4): New.
8447 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8448 here. Use gen_compare_reg instead of gen_compare_operator.
8449 (conditional_trap): Replace with...
8450 (ctrapsi4, ctrapdi4): ... this.
8451 (stack_protect_test): Use cbranchcc4.
8453 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8455 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8456 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8457 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8458 from operands[0] or operands[3] depending on is_set.
8459 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8460 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8461 cmpdf, bCC), sCC: Remove.
8462 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8463 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8465 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8466 spu_emit_branch_or_set.
8468 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8470 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8471 xstormy16_compare_op1): Delete.
8472 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8473 xstormy16_compare_op1): Delete.
8474 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8476 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8477 (cmphi, cmpsi, bCC): Remove.
8479 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8480 (*cmpsi): ... this one.
8481 (cbranchsi4, cstoresi4): New.
8482 (bCC expanders): Delete.
8483 (sCC insns): Fold into...
8484 (*setcc): ... this one.
8485 (casesi): Do not use gen_cmpsi and gen_bgtu.
8486 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8487 (movsicc): Simplify.
8488 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8490 * config/vax/vax-protos.h (cond_name): New.
8491 (vax_output_conditional_branch): Remove.
8492 * config/vax/vax.c (cond_name): New.
8493 (vax_output_conditional_branch): Remove.
8494 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8495 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8496 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8497 (bit<VAXint>): Wrap source with (compare).
8498 (b<code> and following unnamed pattern): Rename to *branch and
8499 *branch_reversed. Change macroization to match_operator.
8500 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8502 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8503 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8504 Change last argument to machine_mode.
8505 (xtensa_expand_scc): Add machine_mode argument.
8506 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8507 (gen_conditional_move, xtensa_expand_conditional_branch,
8508 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8509 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8510 Adjust operand numbers.
8511 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8513 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8514 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8515 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8517 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8519 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8520 causes spurious differences between trunk and cond-optab branch.
8522 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8525 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8527 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8529 * tree.c (iterative_hash_pointer): Delete.
8530 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8531 Hash UIDs and versions of SSA names. Don't special-case built-in
8532 function declarations.
8534 2009-05-11 Ian Lance Taylor <iant@google.com>
8537 * graphite.c: Force -Wc++-compat to only be a warning before
8538 #including "cloog/cloog.h".
8540 2009-05-11 Martin Jambor <mjambor@suse.cz>
8542 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8544 2009-05-11 Jan Hubicka <jh@suse.cz>
8546 * tree-ssa-loop-ivcanon.c: Include target.h
8547 (struct loop_size): new structure.
8548 (constant_after_peeling): New predicate.
8549 (tree_estimate_loop_size): New function.
8550 (estimated_unrolled_size): Rewrite for new estimates.
8551 (try_unroll_loop_completely): Use new estimates.
8552 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8554 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8556 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8557 libcpp interface change.
8558 (spu_macro_to_expand): Likewise.
8560 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8562 PR tree-optimization/40026
8563 * gimplify.c (gimplify_init_constructor): Change initial conditional
8564 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8565 optimize_compound_literals_in_ctor.
8567 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8569 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8571 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8573 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8575 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8576 HOST_WIDE_INT for gap.
8578 2009-05-11 Ira Rosen <irar@il.ibm.com>
8580 PR tree-optimization/40074
8581 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8582 account in group size and step comparison.
8584 2009-05-11 Richard Guenther <rguenther@suse.de>
8586 * passes.c (init_optimization_passes): Strip now incorrect comment.
8587 (execute_function_todo): Do not set PROP_alias.
8588 * tree-pass.h (PROP_alias): Remove.
8589 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8590 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8591 * tree-nrv.c (pass_return_slot): Likewise.
8592 * tree-object-size.c (pass_object_sizes): Likewise.
8593 * tree-ssa-dom.c (pass_dominator): Likewise.
8594 (pass_phi_only_cprop): Likewise.
8595 * tree-ssa-dse.c (pass_dse): Likewise.
8596 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8597 (pass_cselim): Likewise.
8598 * tree-ssa-pre.c (pass_pre): Likewise.
8599 (pass_fre): Likewise.
8600 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8601 * tree-ssa-sink.c (pass_sink_code): Likewise.
8602 * tree-stdarg.c (pass_stdarg): Likewise.
8603 * tree-tailcall.c (pass_tail_calls): Likewise.
8604 * tree-vrp.c (pass_vrp): Likewise.
8606 2009-05-10 Ian Lance Taylor <iant@google.com>
8608 * basic-block.h (enum profile_status): Break out of struct
8610 * cgraph.h (struct inline_summary): Break out of struct
8612 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8613 of struct cgraph_order_sort.
8614 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8615 * cse.c (struct branch_path): Break out of struct
8616 cse_basic_block_data.
8617 * except.h (enum eh_region_type): Break out of struct eh_region.
8618 * gcc.c (enum add_del): Break out of struct modify_target.
8619 * genrecog.c (enum decision_type): Break out of struct decision_test.
8620 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8622 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8623 * regmove.c (enum match_use): New enum, broken out of struct match.
8624 * sched-int.h (enum post_call_group): New enum, broken out of
8626 (struct deps_reg): Break out of struct deps.
8627 * target.h (struct asm_int_op): Break out of struct gcc_target.
8628 * tree-eh.c (struct goto_queue_node): Break out of struct
8630 * tree-inline.h (enum copy_body_cge_which): Break out of
8632 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8634 * c-decl.c (in_struct, struct_types): New static variables.
8635 (pushtag): Add loc parameter. Change all callers.
8636 (lookup_tag): Add ploc parameter. Change all callers.
8637 (check_compound_literal_type): New function.
8638 (parser_xref_tag): Add loc parameter. Change all callers. If
8639 -Wc++-compat, warn about struct/union/enum types defined within a
8641 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8642 and loc parameters. Change all callers. Change error calls to
8643 error_at, using loc. For a redefinition, if the location of the
8644 original definition is known, report it. Set in_struct and
8645 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8646 (finish_struct): Add new parameters enclosing_in_struct and
8647 enclosing_struct_types. Change all callers. Set
8648 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8649 in the struct. If in a struct, add this struct to struct_types.
8650 (start_enum): Add loc parameter. Change all callers. Use
8651 error_at for errors, using loc. For a redefinition, if the
8652 location of the original definition is known, report it. If in a
8653 struct, add this enum type to struct_types. If -Wc++-compat warn
8654 if in sizeof, typeof, or alignof.
8655 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8656 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8657 (c_parser_enum_specifier): Get enum location for start_enum.
8658 (c_parser_struct_or_union_specifier): Get struct location for
8659 start_struct. Save in_struct and struct_types status between
8660 start_struct and finish_struct.
8661 (c_parser_cast_expression): Get location of cast.
8662 (c_parser_alignof_expression): Get location of type.
8663 (c_parser_postfix_expression): Likewise.
8664 (c_parser_postfix_expression_after_paren_type): Add type_loc
8665 parameter. Change all callers. Call check_compound_literal_type.
8666 Use type_loc for error about variable size type.
8667 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8668 of an enum constant from an enum type defined in a struct or union.
8669 (c_cast_expr): Add loc parameter. Change all callers. If
8670 -Wc++-compat, warn about defining a type in a cast.
8671 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8672 (start_enum, start_struct, finish_struct): Update declarations.
8673 (parser_xref_tag, c_cast_expr): Update declarations.
8674 (check_compound_literal_type): Declare.
8676 2009-05-11 Ben Elliston <bje@au.ibm.com>
8678 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8679 for recent libcpp interface change.
8680 (rs6000_macro_to_expand): Likewise.
8682 2009-05-10 Michael Matz <matz@suse.de>
8685 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8686 not at entry of function.
8688 2009-05-10 Richard Guenther <rguenther@suse.de>
8690 PR tree-optimization/40081
8692 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8693 using the main variant of the element type. Do not fiddle with
8694 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8696 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8697 structs with volatile fields.
8699 2009-05-10 Jan Hubicka <jh@suse.cz>
8701 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8702 (estimate_move_cost): Assert that it does not get called for
8704 (estimate_num_insns): Skip VOID types in argument handling.
8705 (optimize_inline_calls): Delete unreachable blocks and verify that
8708 2009-05-10 Jan Hubicka <jh@suse.cz>
8710 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8711 * cgraph.c (cgraph_mark_address_taken_node): New function.
8712 (dump_cgraph_node): Dump new flag.
8713 * cgraph.h (struct cgraph_node): Add address_taken.
8714 (cgraph_mark_address_taken_node): New function.
8715 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8716 since new direct calls can be born.
8718 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8720 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8723 2009-05-10 Jan Hubicka <jh@suse.cz>
8726 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8728 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8729 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8730 * tree-inline.c (copy_bb): Set frequency correctly.
8731 (fold_marked_statements): Update call to
8732 cgraph_update_edges_for_call_stmt.
8734 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8736 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8737 identifiers in diagnostics.
8738 * config/arm/arm.c (arm_handle_fndecl_attribute,
8739 arm_handle_isr_attribute): Likewise.
8740 * config/avr/avr.c (avr_handle_progmem_attribute,
8741 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8742 * config/bfin/bfin.c (handle_int_attribute,
8743 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8744 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8745 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8747 * config/darwin.c (darwin_handle_kext_attribute,
8748 darwin_handle_weak_import_attribute): Likewise.
8749 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8750 h8300_handle_eightbit_data_attribute,
8751 h8300_handle_tiny_data_attribute): Likewise.
8752 * config/i386/i386.c (ix86_handle_cconv_attribute,
8753 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8754 * config/i386/winnt.c (ix86_handle_shared_attribute,
8755 ix86_handle_selectany_attribute): Likewise.
8756 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8757 * config/m32c/m32c.c (function_vector_handler): Likewise.
8758 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8759 m68hc11_handle_fntype_attribute): Likewise.
8760 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8761 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8762 * config/mips/mips.c (mips_insert_attributes,
8763 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8764 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8765 rs6000_handle_struct_attribute): Likewise.
8766 * config/sh/sh.c (sh_insert_attributes,
8767 sh_handle_resbank_handler_attribute,
8768 sh_handle_interrupt_handler_attribute,
8769 sh2a_handle_function_vector_handler_attribute,
8770 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8772 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8773 * config/spu/spu.c (spu_handle_fndecl_attribute,
8774 spu_handle_vector_attribute): Likewise.
8775 * config/stormy16/stormy16.c
8776 (xstormy16_handle_interrupt_attribute): Likewise.
8777 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8778 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8780 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8782 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8783 (pp_translate_identifiers): New.
8784 (pp_identifier): Only conditionally translate identifier to locale
8786 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8787 (pp_base_tree_identifier): Only conditionally translate identifier
8788 to locale character set.
8789 * c-pretty-print.c (M_): Define.
8790 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8791 fragments for conditional translation with M_.
8792 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8793 identifier translation.
8795 2009-05-10 Richard Guenther <rguenther@suse.de>
8797 PR tree-optimization/40081
8798 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8799 using the main variant of the element type. Do not fiddle with
8800 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8802 2009-05-09 Jan Hubicka <jh@suse.cz>
8805 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8806 indirect calls; verify cgraph afterwards.
8808 2009-05-09 Jan Hubicka <jh@suse.cz>
8811 * ipa.c (update_inlined_to_pointer): New function.
8812 (cgraph_remove_unreachable_nodes): Use it.
8814 2009-05-09 Jan Hubicka <jh@suse.cz>
8816 * tree-eh.c (struct leh_state): Remove prev_try.
8817 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8819 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8820 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8821 remove_eh_handler_and_replace, foreach_reachable_handler,
8822 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8823 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8824 (gen_eh_region_cleanup): Update prototype.
8826 2009-05-09 Jan Hubicka <jh@suse.cz>
8829 * except.c (copy_eh_region): Always set prev_try.
8830 (redirect_eh_edge_to_label): Find outer try.
8831 (foreach_reachable_handler): When looking for prev try
8832 handle case where previous try is not going to be taken.
8834 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8836 PR tree-optimization/40049
8837 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8838 only vector/vector shifts, convert the type of the constant to the
8839 appropriate type to avoid building incorrect trees, which
8840 eventually have problems with garbage collection.
8842 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8844 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8845 -1 for complex floating-point types if honoring signed zeros.
8847 2009-05-08 Jan Hubicka <jh@suse.cz>
8849 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8850 argument; handle correctly when profile is absent.
8851 (build_cgraph_edges): Update.
8852 (rebuild_cgraph_edges): Update.
8853 * cgraph.c: Do not include varray.h.
8854 (cgraph_set_call_stmt_including_clones): New function.
8855 (cgraph_create_edge_including_clones): Likewise
8856 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8857 (cgraph_update_edges_for_call_stmt): Handle clones.
8858 (cgraph_remove_node): Handle clone tree.
8859 (cgraph_remove_node_and_inline_clones): New function.
8860 (dump_cgraph_node): Dump clone tree.
8861 (cgraph_clone_node): Handle clone tree.
8862 (clone_function_name): Bring here from tree-inline.c.
8863 (cgraph_create_virtual_clone): New function.
8864 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8865 (cgraph_clone_info): New function.
8866 (strut cgraph_node): Add clone_info and new clone tree pointers.
8867 (cgraph_remove_node_and_inline_clones,
8868 cgraph_set_call_stmt_including_clones,
8869 cgraph_create_edge_including_clones,
8870 cgraph_create_virtual_clone): Declare.
8871 (cgraph_function_versioning): Use VEC argument.
8872 (compute_call_stmt_bb_frequency): Update prototype.
8873 (cgraph_materialize_all_clones): New function.
8874 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8875 (ipcp_create_replace_map): Update to VECtors.
8876 (ipcp_update_callgraph): Use virtual clones.
8877 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8878 (ipcp_update_profiling): Do not update local profiling.
8879 (ipcp_insert_stage): Use VECtors and virtual clones.
8880 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8881 (clone_of_p): New function.
8882 (cgraph_preserve_function_body_p): Use clone tree.
8883 (cgraph_optimize): Materialize clones.
8884 (cgraph_function_versioning): Update for VECtors.
8885 (save_inline_function_body): Use clone tree.
8886 (cgraph_materialize_clone): New function.
8887 (cgraph_materialize_all_clones): Likewise.
8888 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8889 * ipa.c: Include gimple.h.
8890 (cgraph_remove_unreachable_nodes): Use clone tree.
8891 * ipa-prop.c (ipa_note_param_call): Update call to
8892 compute_call_stmt_bb_frequencycall.
8893 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8894 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8895 (copy_bb): Handle updating of clone tree; add new edge when new call
8897 (expand_call_inline): Be strict about every call having edge.
8898 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8899 (delete_unreachable_blocks_update_callgraph): New function.
8900 (tree_function_versioning): Use VECtors; always remove unreachable
8901 blocks and fold conditionals.
8902 * tree-inline.h: Do not include varray.h.
8903 (tree_function_versioning): Remove.
8904 * Makefile.in (GTFILES): Remove tree-inline.c
8905 * passes.c (do_per_function): Do only functions having body.
8906 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8909 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8910 Andrew Morrow <acm@google.com>
8913 * c-common.c (c_common_attribute_table): Permit deprecated
8914 attribute to take an optional argument.
8915 (handle_deprecated_attribute): If the optional argument to
8916 __attribute__((deprecated)) is not a string ignore the attribute
8919 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8920 * c-typeck.c (build_component_ref): Likewise.
8921 (build_external_ref): Likewise.
8923 * toplev.c (warn_deprecated_use): Add an attribute argument.
8924 Emit the message associated with __attribute__((deprecated)).
8926 * toplev.h (warn_deprecated_use): Updated.
8928 * doc/extend.texi: Document new optional parameter to
8929 __attribute__((deprecated))
8931 2009-05-08 Michael Eager <eager@eagercon.com>
8933 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8934 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8936 2009-05-08 Richard Guenther <rguenther@suse.de>
8938 PR tree-optimization/40062
8939 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8940 Avoid exponential behavior.
8942 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8944 PR rtl-optimization/33928
8946 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8947 process_uses, build_single_def_use_links): New.
8948 (update_df): Update use_def_ref.
8949 (forward_propagate_into): Use get_def_for_use instead of use-def
8951 (fwprop_init): Call build_single_def_use_links and let it initialize
8953 (fwprop_done): Free use_def_ref.
8954 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8955 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8956 df_rd_simulate_one_insn): New.
8957 (df_rd_bb_local_compute_process_def): Update head comment.
8958 (df_chain_create_bb): Use the new RD simulation functions.
8959 * df.h (df_rd_simulate_artificial_defs_at_top,
8960 df_rd_simulate_one_insn): New.
8961 * opts.c (decode_options): Enable fwprop at -O1.
8962 * doc/invoke.texi (-fforward-propagate): Document this.
8964 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8967 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8968 and one complex operand specially.
8969 * tree-complex.c (some_nonzerop): Do not identify a real value as
8970 zero if flag_signed_zeros.
8972 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8974 PR rtl-optimization/33928
8975 * loop-invariant.c (record_use): Fix && vs. || mishap.
8977 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8979 PR rtl-optimization/33928
8980 * loop-invariant.c (struct use): Add addr_use_p.
8981 (struct def): Add n_addr_uses.
8982 (struct invariant): Add cheap_address.
8983 (create_new_invariant): Set cheap_address.
8984 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8985 (record_uses): Pass df_ref to record_use.
8986 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8989 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8991 * config/sh/sh.c: Do not include c-pragma.h.
8993 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8995 * config/spu/spu.c: Remove include of c-common.h.
8997 2009-05-07 Janis Johnson <janis187@us.ibm.com>
9000 * c-common.h (mark_valid_location_for_stdc_pragma,
9001 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
9002 clear_float_const_decimal64, float_const_decimal64_p): New.
9003 * c.opt (Wunsuffixed-float-constants): New.
9004 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
9005 unsuffixed float constant, handle new warning.
9006 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
9007 * c-decl.c (c_scope): New flag float_const_decimal64.
9008 (set_float_const_decimal64, clear_float_const_decimal64,
9009 float_const_decimal64_p): New.
9010 (push_scope): Set new flag.
9011 * c-parser.c (c_parser_translation_unit): Mark when it's valid
9012 to use STDC pragmas.
9013 (c_parser_external_declaration): Ditto.
9014 (c_parser_compound_statement_nostart): Ditto.
9015 * c-pragma.c (valid_location_for_stdc_pragma,
9016 mark_valid_location_for_stdc_pragma,
9017 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
9018 handle_pragma_float_const_decimal64): New.
9019 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
9020 * cp/semantics.c (valid_location_for_stdc_pragma_p,
9021 set_float_const_decimal64, clear_float_const_decimal64,
9022 float_const_decimal64_p): New dummy functions.
9023 * doc/extend.texi (Decimal Float): Remove statement that the
9024 pragma, and suffix for double constants, are not supported.
9025 * doc/invoke.texi (Warning Options): List new option.
9026 (-Wunsuffixed-float-constants): New.
9028 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
9030 * config/i386/i386.c: Do not include c-common.h.
9032 2009-05-07 Mark Heffernan <meheff@google.com>
9034 * doc/invoke.texi (Debugging Options): Document change of debugging
9036 * opts.c (decode_options): Make dump_base_name relative to
9037 aux_base_name directory.
9039 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
9041 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
9042 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
9044 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
9046 * Makefile.in (install-plugin): Simplify a bit.
9048 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
9050 * Makefile.in (OBJS-common): Add regcprop.o.
9052 * timevar.def (TV_CPROP_REGISTERS): New.
9053 * regrename.c (regrename_optimize): Return 0.
9054 (rest_of_handle_regrename): Delete.
9055 (pass_rename_registers): Point to regrename_optimize.
9056 (struct value_data_entry, struct value_data,
9057 kill_value_one_regno, kill_value_regno, kill_value,
9058 set_value_regno, init_value_data, kill_clobbered_value,
9059 kill_set_value, kill_autoinc_value, copy_value,
9060 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
9061 replace_oldest_value_reg, replace_oldest_value_addr,
9062 replace_oldest_value_mem, copyprop_hardreg_forward_1,
9063 debug_value_data, validate_value_data): Move...
9064 * regcprop.c: ... here.
9065 (rest_of_handle_cprop): Delete.
9066 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
9068 2009-05-07 Jakub Jelinek <jakub@redhat.com>
9071 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
9072 GEN_INT for 1 << bitnum.
9073 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
9076 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
9078 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
9079 Remove wrong description of "nand" operation.
9081 2009-05-06 Richard Guenther <rguenther@suse.de>
9082 Adam Nemet <anemet@caviumnetworks.com>
9084 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
9085 comment. Add that if LHS is not a gimple register, then RHS1 has
9086 to be a single object (GIMPLE_SINGLE_RHS).
9088 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
9090 * expr.c (get_def_for_expr): Move it up in the file.
9091 (store_field): When expanding a bit-field store, look at the
9092 defining gimple stmt for the masking conversion.
9094 2009-05-06 Janis Johnson <janis187@us.ibm.com>
9097 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
9098 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
9099 32-bit memcpy into long.
9101 2009-05-06 Jakub Jelinek <jakub@redhat.com>
9103 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
9104 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
9106 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
9107 instead of appending DW_OP_deref*.
9109 2009-05-06 Michael Matz <matz@suse.de>
9112 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
9113 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
9115 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
9117 * Makefile.in (install-plugin): Fix srcdir handling.
9119 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
9121 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
9122 when processing for not_regs_needed bitmap.
9123 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
9124 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
9125 handling it for rhs.
9127 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9129 * config/i386/i386.md (unnamed inc/dec peephole): Use
9130 optimize_insn_for_size_p instead of optimize_size.
9131 * config/i386/predicates.md (incdec_operand): Likewise.
9132 (aligned_operand): Likewise.
9133 * config/i386/sse.md (divv8sf3): Likewise.
9134 (sqrtv8sf2): Likewise.
9136 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9138 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
9140 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
9142 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9144 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
9145 ssemodesuffixf2c with avxmodesuffixf2c.
9147 2009-05-06 Joseph Myers <joseph@codesourcery.com>
9150 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
9152 2009-05-05 Jakub Jelinek <jakub@redhat.com>
9154 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
9155 (struct tree_base): Adjust spacing for 8 bit boundaries.
9156 (struct tree_decl_common): Add decl_by_reference_flag bit.
9157 (DECL_BY_REFERENCE): Adjust.
9158 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
9159 print DECL_BY_REFERENCE bit.
9160 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
9161 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
9162 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
9163 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
9167 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
9168 range of the type, but default label is missing, add it with one
9169 of the existing labels instead of adding a new label for it.
9171 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9175 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9177 * Makefile.in (enable_plugin, plugin_includedir): New.
9178 (install): Depend on install-plugin.
9179 (PLUGIN_HEADERS): New.
9180 (install-plugin): New.
9181 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
9183 2009-05-05 Richard Guenther <rguenther@suse.de>
9185 PR tree-optimization/40022
9186 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
9188 (phivn_valid_p): Fix tuplification error, simplify.
9189 (phiprop_insert_phi): Add dumps.
9190 (propagate_with_phi): Simplify.
9192 2009-05-05 Richard Guenther <rguenther@suse.de>
9195 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9197 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9199 * tree.h (strip_float_extensions): Remove duplicate declaration.
9200 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9201 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9202 block_ultimate_origin): Rearrange the declarations line to match the
9203 comment that indicates the .c file which the functions are defined.
9204 (dwarf2out_*, set_decl_rtl): Add comment.
9205 (get_base_address): Adjust comment.
9206 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9207 declarations line and add comment.
9208 (is_builtin_name): Add blank after function name, for clarity.
9210 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9212 * attribs.c (decl_attributes): Use %qE for identifiers in
9214 * cgraphunit.c (verify_cgraph_node): Translate function names to
9215 locale character set in diagnostics.
9216 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9218 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9219 Document that functions are named in UTF-8.
9220 * expr.c (expand_expr_real_1): Translate function names to locale
9221 character set in diagnostics.
9222 * gimplify.c (omp_notice_variable, omp_is_private,
9223 gimplify_scan_omp_clauses): Use %qE for identifiers in
9225 * langhooks.c (lhd_print_error_function): Translate function names
9226 to locale character set.
9227 * langhooks.h (decl_printable_name): Document that return value is
9228 in internal character set.
9229 * stmt.c: Include pretty-print.h
9230 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9232 (resolve_operand_name_1): Translate named operand name to locale
9234 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9236 * toplev.c (announce_function): Translate function names to locale
9238 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9239 (default_tree_printer): Use pp_identifier or translate identifiers
9240 to locale character set. Mark "<anonymous>" for translation.
9241 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9242 for identifiers in diagnostics.
9243 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9245 * varasm.c (output_constructor): Use %qE for identifiers in
9248 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
9250 * configure.ac: use ` ` instead of $()
9251 * configure: Regenerate.
9253 2009-05-05 Ben Elliston <bje@au.ibm.com>
9255 * config/pa/linux-atomic.c: Eliminate conditional include of
9256 errno.h on non-LP64 systems to simplify build requirements.
9258 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9260 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
9262 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
9263 and pass value to identifier_to_locale.
9264 (warn_variable_length_array): Make name a tree.
9265 (grokdeclarator): Separate diagnostic texts for named and unnamed
9266 declarators. Use %qE for named declarators.
9267 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
9269 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
9270 identifiers in diagnostics.
9271 * c-typeck.c (push_member_name, start_init): Pass identifiers to
9272 identifier_to_locale. Mark "anonymous" strings for translation.
9274 2009-05-04 Michael Eager <eager@eagercon.com>
9276 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
9277 address for DImode/DFmode only if double-precision FP regs.
9279 2009-05-04 Michael Eager <eager@eagercon.com>
9281 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
9282 TARGET_SINGLE_FLOAT check.
9284 2009-05-04 Michael Eager <eager@eagercon.com>
9286 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
9288 2009-05-04 Michael Eager <eager@eagercon.com>
9290 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
9291 * config/rs6000/t-xilinx: New
9293 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
9295 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
9296 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
9297 * gcc/explow.c (memory_address): Use target hook.
9298 * gcc/targhooks.c (default_legitimize_address): New.
9299 * gcc/targhooks.h (default_legitimize_address): New.
9300 * gcc/target.h (legitimize_address): New.
9301 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
9302 (TARGET_INITIALIZER): Include it.
9303 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
9305 * config/bfin/bfin-protos.h (legitimize_address): Remove.
9306 * config/bfin/bfin.c (legitimize_address): Remove.
9307 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
9308 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
9310 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
9311 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
9313 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
9314 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
9315 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
9316 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
9317 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
9318 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
9319 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
9320 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
9321 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
9322 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
9323 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
9324 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
9325 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
9326 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
9327 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
9328 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
9329 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
9330 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
9331 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
9332 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
9333 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
9334 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
9335 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
9337 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
9338 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
9339 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
9340 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
9341 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
9342 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
9343 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
9344 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
9345 (thumb_legitimize_address): Delete.
9346 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
9347 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
9348 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
9349 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
9350 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
9351 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
9353 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
9356 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
9357 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
9358 * config/m32r/m32r.c (m32r_legitimize_address): New.
9359 * config/m68k/m68k.c (m68k_legitimize_address): New.
9360 * config/score/score.c (score_legitimize_address): Standardize.
9361 * config/score/score3.c (score3_legitimize_address): Standardize.
9362 * config/score/score3.h (score3_legitimize_address): Adjust.
9363 * config/score/score7.c (score7_legitimize_address): Standardize.
9364 * config/score/score7.h (score7_legitimize_address): Adjust.
9365 * config/sh/sh.c (sh_legitimize_address): New.
9366 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
9368 * gcc/config/s390/s390.c (legitimize_address): Rename to...
9369 (s390_legitimize_address): ... this.
9370 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
9371 (sparc_legitimize_address): ... this.
9372 * gcc/config/i386/i386.c (legitimize_address): Rename to...
9373 (ix86_legitimize_address): ... this.
9374 * gcc/config/avr/avr.c (legitimize_address): Rename to...
9375 (avr_legitimize_address): ... this.
9376 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
9377 (mn10300_legitimize_address): ... this.
9378 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
9379 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
9380 (alpha_expand_mov): Adjust call.
9382 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
9383 * config/spu/spu.c (spu_legitimize_address): Likewise.
9384 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
9385 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
9387 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9389 * intl.c (locale_encoding, locale_utf8): New.
9390 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
9391 * intl.h (locale_encoding, locale_utf8): Declare.
9392 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
9393 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
9395 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
9397 (pp_tree_identifier): Define to call pp_base_tree_identifier.
9398 (pp_base_tree_identifier): Declare as function.
9399 (identifier_to_locale): Declare.
9400 * Makefile.in (pretty-print.o): Update dependencies.
9401 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
9403 2009-05-04 Richard Guenther <rguenther@suse.de>
9406 * builtins.c (fold_builtin_memory_op): Do not decay to element
9407 type if the size matches the whole array.
9409 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9411 * expmed.c (synth_mult): When trying out a shift, pass the result
9414 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9416 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9417 (shiftsub1_cost): New.
9418 (init_expmed): Compute shiftsub1_cost.
9419 (synth_mult): Optimize multiplications by constants of the form
9420 -(2^^m-1) for some constant positive integer m.
9422 2009-05-03 Richard Guenther <rguenther@suse.de>
9425 * c-typeck.c (array_to_pointer_conversion): Do not built
9426 ADDR_EXPRs of arrays of pointer-to-element type.
9427 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9428 up wrong ADDR_EXPRs after-the-fact.
9429 * c-common.c (strict_aliasing_warning): Strip pointer
9430 conversions for obtaining the original type.
9431 * builtins.c (fold_builtin_memset): Handle array types.
9432 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9435 2009-05-03 Richard Guenther <rguenther@suse.de>
9438 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9439 Do not lose casts from array types with unknown extent to array
9440 types with known extent.
9441 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9442 alias set compatibility.
9444 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9446 * flags.h (extra_warnings): Delete.
9447 * toplev.c (process_options): Handle Wuninitialized here.
9448 * opts.c (extra_warnings): Delete.
9449 (set_Wextra): Delete.
9450 (common_handle_option): -Wextra can be handled automatically.
9451 * c-opts.c (c_common_handle_option): Delete obsolete code.
9452 (c_common_post_options): Simplify comment.
9453 * common.opt (W): Add Var.
9455 (Wuninitialized): Initialize to -1.
9457 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9458 Richard Guenther <rguenther@suse.de>
9460 * expr.c (get_def_for_expr): New function.
9461 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9462 SSA rather than trees.
9463 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9464 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9466 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9468 * c-common.c (reswords): Add _Imaginary.
9469 * c-common.c (enum rid): Add RID_IMAGINARY.
9471 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9473 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9474 Patch by Richard Guenther.
9476 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9478 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9479 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9480 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9481 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9482 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9483 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9484 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9485 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9486 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9487 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9488 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9489 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9490 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9491 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9492 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9493 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9494 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9495 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9497 2009-05-02 Richard Guenther <rguenther@suse.de>
9499 PR tree-optimization/39940
9500 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9503 2009-05-02 Richard Guenther <rguenther@suse.de>
9506 * tree-ssa.c (execute_update_addresses_taken): Properly check
9507 if we can mark a variable DECL_GIMPLE_REG_P.
9508 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9509 back to the end of the function.
9510 (is_gimple_reg_type): Remove complex type special casing.
9511 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9514 2009-05-02 Ben Elliston <bje@au.ibm.com>
9516 * doc/collect2.texi (Collect2): Document search path behaviour
9517 when configured with --with-ld.
9519 2009-05-02 Jan Hubicka <jh@suse.cz>
9521 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9522 parameter; update callers.
9523 (coalesce_cost_edge): EH edges are costier because they needs
9524 splitting even if not critical and even more costier when there are
9525 multiple EH predecestors.
9527 2009-05-02 Jan Hubicka <jh@suse.cz>
9529 * except.c (remove_eh_handler_and_replace): Handle updating after
9530 removing TRY blocks.
9532 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9534 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9536 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9538 * varasm.c: Do not include c-pragma.h.
9539 * attribs.c: Do not incude c-common.h.
9541 2009-05-01 Michael Matz <matz@suse.de>
9543 * calls.c (initialize_argument_information): Handle SSA names like
9544 decls with a non MEM_P DECL_RTL.
9546 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9548 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9549 * ipa-utils.c: Likewise.
9550 * ipa-type-escape.c: Likewise.
9551 * cgraphunit.c Do not include c-common.h.
9552 * ipa-pure-const.c: Likewise.
9553 * tree-if-conv.c: Likewise.
9554 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9555 * ipa-struct-reorg.c: Likewise.
9556 * tree-nomudflap.c: Likewise.
9557 * tree-ssa-structalias.c: Likewise.
9559 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9561 * store-motion.c: Many cleanups to make this pass a first-class
9562 citizen instead of an appendix to gcse load motion. Add TODO list
9563 to make this pass faster/cleaner/better.
9565 (struct ls_expr): Post gcse.c-split cleanups.
9566 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9567 "stores" field to "avail_stores".
9568 (pre_ldst_mems): Rename to store_motion_mems.
9569 (pre_ldst_table): Rename to store_motion_mems_table.
9570 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9571 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9572 (ldst_entry): Rename to st_expr_entry, update users.
9573 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9574 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9575 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9577 (first_ls_expr): Rename to first_st_expr, update users.
9578 (next_ls_expr): Rename to next_st_expr, update users.
9579 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9580 fields properly for store motion instead of names inherited from load
9582 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9583 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9586 (ae_kill): Rename to st_kill, update users.
9587 (ae_gen): Rename to st_avloc, update users.
9588 (transp): Rename to st_transp, update users.
9589 (pre_insert_map): Rename to st_insert_map, update users.
9590 (pre_delete_map): Rename to st_delete_map, update users.
9591 (insert_store, build_store_vectors, free_store_memory,
9592 one_store_motion_pass): Update for abovementioned changes.
9594 (gcse_subst_count, gcse_create_count): Remove.
9595 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9596 and "n_stores_created", local variables.
9598 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9601 (regvec, compute_store_table_current_insn): Remove.
9602 (reg_set_info, reg_clear_last_set): Remove.
9603 (compute_store_table): Use DF caches instead of local dataflow
9606 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9608 * c-objc-common.c (c_tree_printer): Print identifiers with
9609 pp_identifier, not pp_string. Mark "({anonymous})" for
9611 * c-pretty-print.c (pp_c_ws_string): New.
9612 (pp_c_cv_qualifier, pp_c_type_specifier,
9613 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9614 pp_c_storage_class_specifier, pp_c_function_specifier,
9615 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9616 pp_c_primary_expression, pp_c_postfix_expression,
9617 pp_c_unary_expression, pp_c_shift_expression,
9618 pp_c_relational_expression, pp_c_equality_expression,
9619 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9620 use pp_string and pp_c_ws_string in place of pp_identifier and
9621 pp_c_identifier for non-identifiers. Mark English strings for
9623 * c-pretty-print.h (pp_c_ws_string): Declare.
9625 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9626 Roland McGrath <roland@redhat.com>
9628 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9629 (ENABLE_LD_BUILDID): New configuration option.
9630 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9631 (LINK_BUILDID_SPEC): New macro.
9632 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9634 * doc/install.texi: Document --enable-linker-build-id option.
9635 * configure: Rebuild.
9636 * config.in: Rebuild.
9638 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9640 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9641 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9642 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9643 MIPS_GP_SAVE_AREA_SIZE.
9644 * config/mips/mips.c (struct mips_frame_info): Update comment
9645 before arg_pointer_offset and hard_frame_pointer_offset.
9646 (mips_compute_frame_info): Update diagram before function: to
9647 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9648 indicate the position of frame_pointer_rtx with -fstack-protector and
9649 to show args_size. Don't allocate cprestore area for leaf functions
9650 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9652 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9654 2009-04-30 Michael Matz <matz@suse.de>
9656 PR tree-optimization/39955
9657 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9659 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9661 * ira.c (setup_cover_and_important_classes): Use safe macro
9662 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9664 * genpreds.c (write_tm_preds_h): Output suitable definition of
9665 REG_CLASS_FOR_CONSTRAINT.
9667 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9669 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9671 * bitmap.c (bitmap_descriptor): Likewise.
9672 * ggc-common.c (loc_descriptor): Likewise.
9673 * varray.c (varray_descriptor): Likewise.
9674 * vec.c (vec_descriptor): Likewise.
9676 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9678 * Makefile.in (dce.o): Add $(EXCEPT_H).
9679 * dce.c: Include except.h and delete redundant vector definitions.
9680 (deletable_insn_p): Return false for non-call insns that can throw
9683 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9685 * gcse.c (ae_gen): Remove.
9686 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9687 and make non-static function to make it available in store-motion.c.
9688 Update call sites with search-and-replace.
9689 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9690 extract_mentioned_regs, extract_mentioned_regs_helper,
9691 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9692 store_killed_in_insn, store_killed_after, store_killed_before,
9693 build_store_vectors, insert_insn_start_basic_block, insert-store,
9694 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9695 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9696 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9697 * store-motion.c: ...new file. Also copy data structures from gcse.c
9698 and clean up to remove parts not used by store motion.
9699 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9700 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9702 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9705 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9706 when optimizing for size.
9708 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9710 * gcse.c (gcse_constant_p): Fix typo in last change.
9712 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9714 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9716 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9718 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9720 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9722 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9723 CONST_HIGH_PART result.
9725 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9727 * config/avr/avr.c (initial_elimination_offset): Rename to
9728 avr_initial_elimination_offset.
9729 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9730 change return type to bool.
9731 (avr_can_eliminate): New function.
9732 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9733 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9734 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9735 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9736 avr_initial_elimination_offset.
9737 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9738 (avr_initial_elimination_offset): Define.
9740 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9741 Steven Bosscher <steven@gcc.gnu.org>
9743 PR rtl-optimization/39938
9744 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9745 * cfgrtl.c: Include insn-attr.h.
9746 (rest_of_pass_free_cfg): New function.
9747 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9748 * resource.c (init_resource_info): Remove call to df_analyze.
9750 2009-04-29 Richard Guenther <rguenther@suse.de>
9753 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9754 allow conversion to signed integers.
9756 2009-04-29 Richard Guenther <rguenther@suse.de>
9758 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9759 shifts of floating point vectors if the shift amount is
9760 a constant multiple of the element size.
9762 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9763 Michael Matz <matz@suse.de>
9767 * tree-outof-ssa.c (emit_partition_copy): New function.
9768 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9769 insert_part_to_rtx_on_edge): Perform the partition base var
9770 copy using emit_partition_copy.
9771 (insert_value_copy_on_edge): Convert constants to the right mode.
9772 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9773 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9775 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9777 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9778 scan backwards to try to find a constant to initialize it.
9780 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9781 insn before the loop_end instruction, don't look past labels.
9783 2009-04-29 Richard Guenther <rguenther@suse.de>
9786 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9787 loose type conversions.
9788 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9789 stmts only if there are no uses of its definition.
9791 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9793 * config/bfin/bfin.h (splitting_loops): Declare.
9794 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9795 Reorder bit definitions to be ascending.
9796 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9797 * config/bfin/bfin.c (splitting_loops): New variable.
9798 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9799 (struct loop_info): Remove members INIT and LOOP_INIT.
9800 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9801 the LSETUP sequence. Allow LC to be loaded from any register, but
9802 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9803 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9805 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9806 of reload_completed.
9809 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9811 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9813 * Makefile.in (PLUGIN_VERSION_H): New.
9814 (OBJS-common): Remove plugin-version.o.
9815 (plugin.o): Depend on (PLUGIN_VERSION_H).
9816 (plugin-version.o): Remove.
9817 * configure: Regenerate
9818 * configure.ac: Create plugin-version.h.
9819 * gcc-plugin.h (plugin_gcc_version): Remove.
9820 (plugin_default_version_check): Change signature.
9821 * plugin-version.c: Remove.
9822 * plugin.c: Include plugin-version.h.
9823 (str_plugin_gcc_version_name): Remove.
9824 (try_init_one_plugin): Pass gcc version to plugin_init.
9825 (plugin_default_version_check): Both gcc and plugin versions are now
9828 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9830 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9831 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9832 Remove special case testing for last insn of inner loops. Don't fail
9833 if the loop ends with a jump, emit an extra nop instead.
9835 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9836 DREGS rather than comparing directly. Remove code that tries to
9837 account for latencies.
9839 2009-04-29 Richard Guenther <rguenther@suse.de>
9841 PR tree-optimization/39941
9842 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9843 eliminating an indirect call.
9845 2009-04-29 Richard Guenther <rguenther@suse.de>
9847 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9848 parameter. Allow invariants as base if !require_lvalue.
9849 (verify_gimple_assign_single): Adjust.
9851 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9853 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9854 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9855 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9856 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9857 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9859 * config/bfin/bfin.c (bfin_expand_builtin,
9860 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9862 2009-04-28 Richard Guenther <rguenther@suse.de>
9864 * tree-vect-loop.c (get_initial_def_for_induction): Use
9865 correct types for pointer increment.
9867 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9869 * toplev.c (print_version): Update GMP version string calculation.
9871 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9873 PR rtl-optimization/39938
9874 * resource.c (init_resource_info): Add call to df_analyze.
9876 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9878 * config/alpha/alpha.md (usegp): Cast the result of
9879 alpha_find_lo_sum_using_gp to enum attr_usegp.
9880 * config/alpha/alpha.c (override_options): Remove end-of-structure
9881 marker element from cpu_table. Use array size of cpu_table to handle
9882 -mcpu and -mtune options.
9883 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9885 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9887 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9888 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9889 tune_32 and tune_64.
9890 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9892 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9893 * config/rs6000/option-defaults.h: ... here. New file.
9894 (OPT_64, OPT_32): Define.
9895 (MASK_64BIT): Define to 0 if not already defined.
9896 (OPT_ARCH64, OPT_ARCH32): Define.
9897 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9900 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9902 * config/arm/arm.c (arm_override_options): Emit error on using
9905 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9907 PR rtl-optimization/39914
9908 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9909 registers for allocnos created from user-defined variables only
9910 when not optimizing.
9912 2009-04-28 Richard Guenther <rguenther@suse.de>
9915 * fold-const.c (fold_binary): Use distribute_real_division only
9918 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9920 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9921 add hpux-stdint.h to tm_file.
9922 (hppa[12]*-*-hpux11*): Ditto.
9923 (ia64*-*-hpux*): Ditto.
9924 * config/hpux-stdint.h: New.
9925 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9926 __STDC_EXT__ for all compiles.
9927 * config/pa/pa-hpux.h: Ditto.
9928 * config/pa/pa-hpux10.h: Ditto.
9929 * config/pa/pa-hpux11.h: Ditto.
9931 2009-04-28 Catherine Moore <clm@codesourcery.com>
9933 * debug.h (set_name): Add comment.
9935 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9938 * config/darwin.c (machopic_gen_offset): Check
9939 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9940 * config/arm/arm.c (require_pic_register): Likewise.
9942 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9944 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9945 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9946 m32c_promote_prototypes): Delete.
9948 2009-04-28 Michael Matz <matz@suse.de>
9951 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9954 2009-04-28 Richard Guenther <rguenther@suse.de>
9956 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9958 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9960 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9961 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9962 * config/arm/arm-tune.md: Regenerate.
9964 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9966 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9967 block if there are complex incoming edges.
9968 (sel_merge_blocks): Remove useless assert.
9969 (sel_redirect_edge_and_branch): Check that edge was redirected.
9970 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9971 (sel_find_rgns): Delete declaration.
9972 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9973 the region when it is not a preheader.
9975 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9978 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9980 2009-04-28 Richard Guenther <rguenther@suse.de>
9982 * tree.h (SSA_NAME_VALUE): Remove.
9983 (struct tree_ssa_name): Remove value_handle member.
9984 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9985 array for jump threading.
9986 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9988 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9989 * tree-flow.h (threadedge_initialize_values): Declare.
9990 (threadedge_finalize_values): Likewise.
9991 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9992 (SSA_NAME_VALUE): Define.
9993 (threadedge_initialize_values): New function.
9994 (threadedge_finalize_values): Likewise.
9995 * tree-ssa-dom.c (ssa_name_values): New global variable.
9996 (SSA_NAME_VALUE): Define.
9997 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9999 2009-04-28 Ira Rosen <irar@il.ibm.com>
10001 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
10002 Use REPORT_VECTORIZED_LOCATIONS instead
10003 REPORT_VECTORIZED_LOOPS.
10004 * tree-vectorizer.c (vect_verbosity_level): Make static.
10005 (vect_loop_location): Rename to vect_location.
10006 (vect_set_verbosity_level): Update comment.
10007 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
10009 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
10010 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
10011 instead REPORT_UNVECTORIZED_LOOPS.
10012 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
10013 and vect_loop_def to vect_external_def and vect_internal_def.
10014 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
10015 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
10016 REPORT_UNVECTORIZED_LOCATIONS.
10017 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
10018 and vect_used_in_loop and to vect_unused_in_scope and
10019 vect_used_in_scope.
10020 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
10021 (vect_verbosity_level): Remove declaration.
10022 (vect_analyze_operations): Likewise.
10023 (vect_analyze_stmt): Declare.
10024 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
10025 REPORT_UNVECTORIZED_LOCATIONS.
10026 (vect_get_loop_niters): Fix indentation.
10027 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
10028 (vect_analyze_loop_operations): New function.
10029 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
10030 vect_analyze_operations.
10031 (vect_is_simple_reduction): Use new names.
10032 (vectorizable_live_operation, vect_transform_loop): Likewise.
10033 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
10034 to specify whether the data references can be a part of interleaving
10036 (vect_analyze_data_ref_dependence): Use new names.
10037 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
10038 (vect_create_addr_base_for_vector_ref): Remove redundant code.
10039 * tree-vect-patterns.c (widened_name_p): Use new names.
10040 (vect_recog_dot_prod_pattern): Likewise.
10041 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
10042 (process_use, vect_mark_stmts_to_be_vectorized,
10043 vect_model_simple_cost, vect_model_store_cost,
10044 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
10045 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
10046 vectorizable_operation, vectorizable_type_demotion,
10047 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
10048 vectorizable_condition): Likewise.
10049 (vect_analyze_operations): Split into vect_analyze_loop_operations
10051 (vect_analyze_stmt): ... new function.
10052 (new_stmt_vec_info): Use new names.
10053 (vect_is_simple_use): Use new names and fix comment.
10054 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
10055 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
10057 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10060 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
10061 and integer modes for x87 operands. Do not ICE for unsupported size,
10062 generate error instead. Generate error for unsupported operand types.
10063 ['z']: Do not handle HImode memory operands specially. Warning
10064 for floating-point operands. Fallthru to 'Z' for unsupported operand
10065 types. Do not ICE for unsupported size, generate error instead.
10066 (output_387_binary_op): Use %Z to output operands.
10067 (output_fp_compare): Ditto.
10068 (output_387_reg_move): Ditto.
10070 2009-04-28 Ben Elliston <bje@au.ibm.com>
10075 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10077 * builtins.c (c_strlen): Do not warn here.
10078 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10079 * c-common.c (pointer_int_sum): Take an explicit location.
10080 Warn about offsets out of bounds.
10081 * c-common.h (pointer_int_sum): Adjust declaration.
10083 2009-04-27 Ian Lance Taylor <iant@google.com>
10085 * collect2.c (is_ctor_dtor): Change type of ret field in struct
10087 * dce.c (run_fast_df_dce): Change type of old_flags to int.
10088 * df-core.c (df_set_flags): Change return type to int. Change
10089 type of old_flags to int.
10090 (df_clear_flags): Likewise.
10091 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
10092 (df_get_conditional_uses): Likewise.
10093 * df.h (df_set_flags, df_clear_flags): Update declarations.
10094 * dwarf2out.c (struct indirect_string_node): Change type of form
10095 field to enum dwarf_form.
10096 (AT_string_form): Change return type to enum dwarf_form.
10097 * fixed-value.c (fixed_compare): Add cast to enum type.
10098 * fwprop.c (update_df): Change 0 to VOIDmode.
10099 * gensupport.c: Change 0 to UNKNOWN.
10100 * gimple.h (gimple_cond_code): Add cast to enum type.
10101 * haifa-sched.c (reemit_notes): Add cast to enum type.
10102 * hooks.c (hook_int_void_no_regs): Remove function.
10103 * hooks.h (hook_int_void_no_regs): Remove declaration.
10104 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
10105 * predict.c (combine_predictions_for_insn): Add casts to enum type.
10106 * real.c (real_arithmetic): Add cast to enum type.
10107 (real_compare): Likewise.
10108 * target.h (struct gcc_target): Change return type of
10109 branch_target_register_class to enum reg_class.
10110 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
10111 default_branch_target_register_class.
10112 * targhooks.c (default_branch_target_register_class): New function.
10113 * targhooks.h (default_branch_target_register_class): Declare.
10114 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
10115 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
10117 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
10119 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
10120 vect_uninitialized_def. Change 0 to ERROR_MARK.
10121 * tree-vect-stmts.c (supportable_widening_operation): Don't
10122 initialize icode1 and icode2.
10123 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
10124 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
10126 (cmn_err_flag_specs): Change 0 to STD_C89.
10127 (cmn_err_char_table): Likewise.
10128 * config/arm/arm.c (get_arm_condition_code): Change type of code
10129 to enum arm_cond_code.
10130 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
10131 (IWMMXT_BUILTIN2): Likewise.
10132 (neon_builtin_type_bits): Don't define typedef.
10133 (neon_builtin_datum): Change type of bits field to int.
10134 (arm_expand_neon_args): Add cast to enum type.
10135 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
10137 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
10138 casts to enum type.
10139 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
10141 * config/mips/mips.md (jal_macro): Return enum constant.
10142 (single_insn): Likewise.
10143 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
10145 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10146 casts to enum type.
10147 * config/s390/s390.c (s390_tune_flags): Change type to int.
10148 (s390_arch_flags): Likewise.
10149 (s390_handle_arch_option): Change flags field of struct pta to int.
10150 * config/s390/s390.h (s390_tune_flags): Update declaration.
10151 (s390_arch_flags): Likewise.
10152 * config/sh/sh.c (prepare_move_operands): Compare
10153 tls_symbolic_operand result with enum constant.
10154 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
10155 (sh_expand_prologue): Add cast to enum type.
10156 (sh_expand_epilogue): Likewise.
10157 (tls_symbolic_operand): Change return type to enum tls_model.
10158 (fpscr_set_from_mem): Add cast to enum type.
10159 (legitimize_pic_address): Compare tls_symbolic_operand result with
10161 (sh_target_reg_class): Change return type to enum reg_class.
10162 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
10164 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
10165 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
10166 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
10167 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
10168 (delayed_branch, tls_call_delay): Likewise.
10169 (eligible_for_sibcall_delay): Likewise.
10170 (eligible_for_return_delay): Likewise.
10171 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10172 (spu_expand_builtin_1): Likewise.
10174 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10175 for all types of conversions.
10176 (output_init_element): Issue -Wc++-compat warning if needed when
10177 initializing a bitfield with enum type.
10178 * c-parser.c (c_parser_expression): Set original_type to
10179 original_type of right hand operand of comman operator.
10181 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10183 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
10185 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
10186 * doc/cpp.texi (Standard Predefined Macros)
10187 (Implementation-defined behavior): Likewise.
10188 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
10189 * doc/gimple.texi (GIMPLE Exception Handling)
10190 (@code{GIMPLE_ASSIGN}): Likewise.
10191 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10192 * doc/invoke.texi (Warning Options, Optimize Options)
10193 (AVR Options, Darwin Options): Likewise.
10194 (Optimize Options): Reformulate -fwhole-program description.
10195 * doc/loop.texi (Lambda): Likewise.
10196 * doc/md.texi (Output Template, Define Constraints)
10197 (Standard Names, Insn Splitting): Likewise.
10198 * doc/options.texi (Option properties): Likewise.
10199 * doc/passes.texi (Tree-SSA passes): Likewise.
10200 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10201 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10202 (File Names and DBX): Likewise.
10203 * doc/trouble.texi (Incompatibilities): Likewise.
10205 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10207 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10208 instruction is correct.
10210 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10212 Allow non-constant arguments to conversion intrinsics.
10213 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10214 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10215 * spu.c (print_operand): Handle 'v' and 'w'.
10216 (exp2_immediate_p, spu_gen_exp2): Define.
10217 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10218 spu_convtf_1): Update parameter descriptions.
10219 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10220 * constraints.md ('v', 'w'): New.
10221 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10223 (i2f, I2F): New define_mode_attr.
10224 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10225 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10226 fixuns_truncv4sfv4si2): Update to use mode attribute.
10227 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10228 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10229 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10230 patterns for combine.
10232 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10234 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10235 (cprop, hoist, pre, store_motion): New debug counters.
10236 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10237 is not an RTL pass anymore.
10238 (pass_profiling): Remove extern decl for pass removed in 2005.
10239 (pass_gcse, pass_jump_bypass): Remove.
10240 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10241 to 0 for clean state.
10242 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10243 * cse.c (gate_handle_cse_after_global_opts,
10244 rest_of_handle_cse_after_global_opts): New functions.
10245 (pass_cse_after_global_opts): New pass, does local CSE.
10246 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
10247 (TV_CPROP): New timevar.
10248 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
10249 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
10250 (gcse_main, recompute_all_luids): Remove.
10251 (compute_hash_table_work): Call max_reg_num instead of reading
10253 (cprop_jump): Don't set run_jump_opt_after_gcse.
10254 (constprop_register): Always allow to alter jumps.
10255 (cprop_insn): Likewise.
10256 (do_local_cprop): Likewise.
10257 (local_cprop_pass): Likewise. Return non-zero if something changed.
10258 (cprop): Remove function, fold interesting bits into one_cprop_pass.
10259 (find_implicit_sets): Add note about missed optimization opportunity.
10260 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
10261 pass_rtl_cprop execute function.
10262 Don't bother tracking the pass number, each pass gets its own dumpfile
10264 Always allow to alter jumpsand bypass jumps.
10265 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
10266 will just find no suitable set.
10267 (pre_edge_insert): Fix dumping, this function is for PRE only.
10268 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
10269 pass_rtl_pre execute function.
10270 (hoist_code): Return non-zero if something changed. Keep track of
10271 substitutions and insertions for statistics gathering similar to PRE.
10272 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
10273 called from the pass_rtl_hoist execute function. Show pass statistics.
10274 (compute_store_table): Use max_reg_num directly instead of using the
10275 formerly global max_gcse_regno.
10276 (build_store_vectors): Likewise.
10277 (replace_store_insn): Fix dumping.
10278 (store_motion): Rename to ...
10279 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
10280 pass, called from the pass_rtl_store_motion execute function. Keep
10281 track of substitutions and insertions for statistics gathering similar
10283 (bypass_jumps): Remove, fold interesting bits into ...
10284 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
10285 from the pass_rtl_cprop execute function.
10286 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10287 pass_jump_bypass): Remove.
10288 (gate_handle_gcse, rest_of_handle_gcse): Remove.
10289 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
10290 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
10291 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
10292 (gate_rtl_store_motion, execute_rtl_store_motion,
10293 pass_rtl_store_motion): New.
10294 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
10295 make it clear that -fcse-skip-blocks is a no-op for backward compat.
10296 * passes.c (init_optimization_passes): Remove pass_gcse and
10297 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
10298 and cse_after_global_opts in place of pass_gcse. Schedule cprop
10299 instead of pass_jump_bypass.
10301 2009-04-27 Richard Guenther <rguenther@suse.de>
10303 PR middle-end/39928
10304 * gimplify.c (gimplify_expr): If we are required to create
10305 a temporary make sure it ends up as register.
10307 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
10310 * config/i386/i386.c (construct_container): Don't call
10311 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
10312 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
10314 2009-04-27 Michael Matz <matz@suse.de>
10316 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
10317 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
10318 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
10319 (dump_replaceable_exprs): Take a bitmap.
10320 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
10322 (expand_gimple_basic_block): Likewise.
10323 * tree-ssa-ter.c (struct temp_expr_table_d): Make
10324 replaceable_expressions member a bitmap.
10325 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
10326 (mark_replaceable): Likewise.
10327 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
10328 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
10330 2009-04-27 Richard Guenther <rguenther@suse.de>
10332 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
10333 (verify_stmts): Dispatch to gimple/type verification code.
10334 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
10335 issue with call argument types.
10337 2009-04-27 Michael Matz <matz@suse.de>
10339 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
10340 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
10343 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
10344 Eric Botcazou <ebotcazou@adacore.com>
10346 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
10347 a label's basic block.
10348 (mark_target_live_regs): Tidy and rework obsolete comments.
10349 Change back DF problem to LIVE. If a label starts a basic block,
10350 assume that all registers that used to be live then still are.
10351 (init_resource_info): If a label starts a basic block, set its
10352 BLOCK_FOR_INSN accordingly.
10353 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
10355 2009-04-27 Richard Guenther <rguenther@suse.de>
10357 * tree-flow-inline.h (function_ann): Remove.
10358 (get_function_ann): Likewise.
10359 * tree-dfa.c (create_function_ann): Remove.
10360 * tree-flow.h (struct static_var_ann_d): Remove.
10361 (struct function_ann_d): Likewise.
10362 (union tree_ann_d): Remove fdecl member.
10363 (function_ann_t): Remove.
10364 (function_ann, get_function_ann, create_function_ann): Remove
10367 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
10369 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
10371 2009-04-27 Jan Hubicka <jh@suse.cz>
10373 * ipa-pure-const.c (struct funct_state_d): New fields
10374 state_previously_known, looping_previously_known; remove
10375 state_set_in_source.
10376 (analyze_function): Use new fields.
10377 (propagate): Avoid assumption that state_set_in_source imply
10380 * tree-ssa-loop-niter.c (finite_loop_p): New function.
10381 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
10382 * cfgloop.h (finite_loop_p): Declare.
10384 2009-04-26 Michael Matz <matz@suse.de>
10386 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
10388 2009-04-26 Michael Matz <matz@suse.de>
10390 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
10391 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
10392 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
10393 pass_mark_used_blocks): Remove.
10394 * tree-optimize.c (pass_free_datastructures,
10395 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
10396 * passes.c (init_optimization_passes): Don't call
10397 pass_mark_used_blocks, remove dead code.
10399 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
10401 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
10402 * tree-ssa-live.h (register_ssa_partition): Likewise.
10404 2009-04-26 Michael Matz <matz@suse.de>
10407 * builtins.c (fold_builtin_next_arg): Handle SSA names.
10408 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
10409 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
10411 (compare_pairs): Swap cost comparison.
10412 (coalesce_ssa_name): Don't use change_partition_var.
10413 * tree-nrv.c (struct nrv_data): Add modified member.
10414 (finalize_nrv_r): Set it.
10415 (tree_nrv): Use it to update statements.
10416 (pass_nrv): Require PROP_ssa.
10417 * tree-mudflap.c (mf_decl_cache_locals,
10418 mf_build_check_statement_for): Use make_rename_temp.
10419 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10420 * alias.c (find_base_decl): Handle SSA names.
10421 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10422 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10423 * rtl.h (set_reg_attrs_for_parm): Declare.
10424 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10425 to "optimized", remove unused locals at finish.
10426 (execute_free_datastructures): Make global, call
10427 delete_tree_cfg_annotations.
10428 (execute_free_cfg_annotations): Don't call
10429 delete_tree_cfg_annotations.
10431 * ssaexpand.h: New file.
10432 * expr.c (toplevel): Include ssaexpand.h.
10433 (expand_assignment): Handle SSA names the same as register variables.
10434 (expand_expr_real_1): Expand SSA names.
10435 * cfgexpand.c (toplevel): Include ssaexpand.h.
10436 (SA): New global variable.
10437 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10438 (SSAVAR): New macro.
10439 (set_rtl): New helper function.
10440 (add_stack_var): Deal with SSA names, use set_rtl.
10441 (expand_one_stack_var_at): Likewise.
10442 (expand_one_stack_var): Deal with SSA names.
10443 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10444 before unique numbers.
10445 (expand_stack_vars): Use set_rtl.
10446 (expand_one_var): Accept SSA names, add asserts for them, feed them
10447 to above subroutines.
10448 (expand_used_vars): Expand all partitions (without default defs),
10449 then only the local decls (ignoring those expanded already).
10450 (expand_gimple_cond): Remove edges when jumpif() expands an
10451 unconditional jump.
10452 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10453 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10455 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10456 members of SA; deal with PARM_DECL partitions here; expand
10457 all PHI nodes, free tree datastructures and SA. Commit instructions
10458 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10459 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10460 info and statements at start, collect garbage at finish.
10461 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10462 (VAR_ANN_PARTITION) Remove.
10463 (change_partition_var): Don't declare.
10464 (partition_to_var): Always return SSA names.
10465 (var_to_partition): Only accept SSA names.
10466 (register_ssa_partition): Only check argument.
10467 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10469 (delete_var_map): Don't free it.
10470 (var_union): Only accept SSA names, simplify.
10471 (partition_view_init): Mark only useful SSA names as used.
10472 (partition_view_fini): Only deal with SSA names.
10473 (change_partition_var): Remove.
10474 (dump_var_map): Use ssa_name instead of partition_to_var member.
10475 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10477 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10478 (struct _elim_graph): New member const_dests; nodes member vector of
10480 (set_location_for_edge): New static helper.
10481 (create_temp): Remove.
10482 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10483 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10484 (new_elim_graph): Allocate const_dests member.
10485 (clean_elim_graph): Truncate const_dests member.
10486 (delete_elim_graph): Free const_dests member.
10487 (elim_graph_size): Adapt to new type of nodes member.
10488 (elim_graph_add_node): Likewise.
10489 (eliminate_name): Likewise.
10490 (eliminate_build): Don't take basic block argument, deal only with
10491 partition numbers, not variables.
10492 (get_temp_reg): New static helper.
10493 (elim_create): Use it, deal with RTL temporaries instead of trees.
10494 (eliminate_phi): Adjust all calls to new signature.
10495 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10496 (rewrite_trees): Only do checking.
10497 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10498 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10499 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10500 contains_tree_r, MAX_STMTS_IN_LATCH,
10501 process_single_block_loop_latch, analyze_edges_for_bb,
10502 perform_edge_inserts): Remove.
10503 (expand_phi_nodes): New global function.
10504 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10505 functions, initialize new parameter, remember partitions having a
10507 (finish_out_of_ssa): New global function.
10508 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10509 don't reset in_ssa_p here, don't disable TER when mudflap.
10510 (pass_del_ssa): Remove.
10511 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10513 (execute_free_datastructures): Declare.
10514 * Makefile.in (SSAEXPAND_H): New variable.
10515 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10516 * basic-block.h (commit_one_edge_insertion): Declare.
10517 * passes.c (init_optimization_passes): Move pass_nrv and
10518 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10519 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10520 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10521 (redirect_branch_edge): Deal with super block when expanding, split
10522 out jump patching itself into ...
10523 (patch_jump_insn): ... here, new static helper.
10525 2009-04-26 Michael Matz <matz@suse.de>
10527 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10528 beyond num_ssa_names.
10529 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10530 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10532 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10534 PR inline-asm/39543
10535 * fwprop.c (forward_propagate_asm): New function.
10536 (forward_propagate_and_simplify): Propagate also into __asm, if it
10537 doesn't increase the number of referenced registers.
10540 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10542 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10544 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10545 note_nonlocal_vla_type for nonlocal VLAs.
10546 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10547 contains_remapped_vars, remap_vla_decls): New functions.
10548 (convert_nonlocal_reference_stmt): If not optimizing, call
10549 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10550 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10551 if it wasn't found in var_map.
10552 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10553 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10554 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10556 * gimplify.c (nonlocal_vlas): New variable.
10557 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10559 (gimplify_body): Create and destroy nonlocal_vlas.
10561 * dwarf2out.c (loc_descr_plus_const): New function.
10562 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10563 mem_loc_descriptor, loc_descriptor_from_tree_1,
10564 descr_info_loc, gen_variable_die): Use it.
10566 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10567 !TREE_STATIC VAR_DECLs.
10568 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10569 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10570 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10571 DECL_BY_REFERENCE is valid.
10572 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10573 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10574 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10575 Copy DECL_BY_REFERENCE.
10576 (struct nesting_copy_body_data): New type.
10577 (nesting_copy_decl): New function.
10578 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10579 if they have variable length.
10581 2009-04-26 Michael Matz <matz@suse.de>
10583 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10584 mark new temporaries for renaming.
10586 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10589 * c-decl.c (global_bindings_p): Return negative value.
10590 (c_variable_size): New. Based on variable_size from
10592 (grokdeclarator): Call c_variable_size not variable_size.
10594 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10596 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10598 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10600 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10601 Redefine it to just use mingw/include.
10602 (ASM_SPEC): Rules for -m32 and -m64.
10603 (LINK_SPEC): Use Likewise.
10604 (SPEC_32): New define.
10605 (SPEC_64): Likewise.
10606 (SUB_LINK_SPEC): Likewise.
10607 (MULTILIB_DEFAULTS): New define.
10608 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10609 Add multilib options.
10610 (MULTILIB_DIRNAMES): Likewise.
10611 (MULTILIB_OSDIRNAMES): Likewise.
10612 (LIBGCC): Likewise.
10613 (INSTALL_LIBGCC): Likewise.
10615 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10618 * c-tree.h (enum c_inline_static_type): New.
10619 (record_inline_static): Declare.
10620 * c-decl.c (struct c_inline_static, c_inline_statics,
10621 record_inline_static, check_inline_statics): New.
10622 (pop_file_scope): Call check_inline_statics.
10623 (start_decl): Call record_inline_static instead of pedwarning
10624 directly for static in inline function.
10625 * c-typeck.c (build_external_ref): Call record_inline_static
10626 instead of pedwarning directly for static referenced in inline
10629 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10631 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10632 not new but only being rescanned.
10633 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10634 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10635 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10636 record_set_info, compute_set, grealloc): Remove.
10637 (recompute_all_luids): New function.
10638 (gcse_main): Don't compute sets, and don't do related memory
10639 allocations/free-ing. If something changed before the end of the
10640 pass, update LUIDs using recompute_all_luids.
10641 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10642 (free_gcse_mem): Don't free it either.
10643 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10644 Use the df insn LUIDs.
10645 (load_killed_in_block): Likewise.
10646 (compute_hash_table_work): Don't compute reg_set_in_block.
10647 (compute_transp): Use DF_REG_DEF_CHAINs.
10648 (local_cprop_pass): Don't use compute_sets and related functions.
10649 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10650 Use get_max_uid() instead of max_cuid.
10651 (insert_insn_end_basic_block, pre_insert_copy_insn,
10652 update_ld_motion_stores): Don't try to
10653 keep reg_set tables up to date.
10654 (pre_insert_copies): Use df insn LUIDs.
10655 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10656 (reg_set_info): Don't use extra bitmap argument.
10657 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10658 information to compute regs_set_in_block.
10659 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10660 (bypass_jumps): Don't use compute_sets and friends.
10662 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10665 * opts.c (undocumented_msg): Do not leave blank even with
10668 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10670 * c-decl.c (build_enumerator): Allow values folding to integer
10671 constants but not integer constant expressions with a pedwarn if
10674 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10677 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10678 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10679 type is an integer constant.
10681 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10684 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10687 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10690 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10691 with variably modified return type and no storage class
10692 specifiers, except for the case of nested functions. Distinguish
10693 extern declarations of functions with variably modified return
10694 types from those of objects with variably modified types.
10696 2009-04-25 Jan Hubicka <jh@suse.cz>
10698 * tree.c (list_equal_p): New function.
10699 * tree.h (list_equal_p): Declare.
10700 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10701 basic_block_def, basic_block, const_basic_block): New.
10702 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10703 (redirect_eh_edge): New function.
10704 (make_eh_edge_update_phi): EH edges are not abnormal.
10705 * except.c: Include tree-flow.h.
10706 (list_match): New function.
10707 (eh_region_replaceable_by_p): New function.
10708 (replace_region): New function.
10709 (hash_type_list): New function.
10710 (hash_eh_region): New function.
10711 (eh_regions_equal_p): New function.
10712 (merge_peers): New function.
10713 (remove_unreachable_regions): Verify EH tree when checking;
10715 (copy_eh_region_1): New function.
10716 (copy_eh_region): New function.
10717 (push_reachable_handler): New function.
10718 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10719 regions without label but with live RESX.
10720 * except.h (redirect_eh_edge_to_label): New.
10721 * tree-flow.h (redirect_eh_edge): New.
10722 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10723 basic_block_def, basic_block, const_basic_block): Remove.
10724 * Makefile.in (except.o): Add dependency on tree-flow.h
10725 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10726 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10729 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10732 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10733 on the destination of memcpy.
10735 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10737 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10738 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10739 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10741 2009-04-25 Jan Hubicka <jh@suse.cz>
10743 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10744 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10745 to be reached by different label than left.
10746 (update_eh_edges): Update comment; remove edge_to_remove if possible
10747 and return true if suceeded.
10748 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10749 (cleanup_eh): Compute sharing map.
10750 * except.c (remove_eh_handler_and_replace): Add argument if we should
10752 (remove_unreachable_regions): Update for label sharing.
10753 (label_to_region_map): Likewise.
10754 (get_next_region_sharing_label): New function.
10755 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10757 (remove_eh_handler): Update.
10758 (remove_eh_region_and_replace_by_outer_of): New function.
10759 * except.h (struct eh_region): Add next_region_sharing_label.
10760 (remove_eh_region_and_replace_by_outer_of,
10761 get_next_region_sharing_label): Declare.
10762 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10764 2009-04-25 Jan Hubicka <jh@suse.cz>
10766 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10767 insert code even if they are not critical.
10769 2009-04-25 Jan Hubicka <jh@suse.cz>
10771 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10772 (gimple_can_remove_branch_p): EH edges won't remove branch by
10774 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10775 updating of non-abnormal EH edges.
10776 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10777 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10778 (split_critical_edges): Split also edges where emitting code on them
10779 will lead to splitting later.
10781 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10782 H.J. Lu <hongjiu.lu@intel.com>
10785 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10786 the configured assembler supports fildq and fistpq mnemonics.
10787 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10788 * configure: Regenerated.
10789 * config.in: Ditto.
10791 * config/i386/i386.c (print_operand): Handle 'Z'.
10792 ['z']: Remove handling of special fild/fist suffixes.
10793 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10794 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10795 suffix of fild insn.
10796 (*floatsi<mode>2_vector_mixed): Ditto.
10797 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10798 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10799 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10800 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10801 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10803 2009-04-25 Ben Elliston <bje@au.ibm.com>
10805 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10806 the source of a set operation.
10808 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10810 * target.h (struct gcc_target): Add case_values_threshold field.
10811 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10812 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10813 * targhooks.c (default_case_values_threshold): New function.
10814 * targhooks.h (default_case_values_threshold): Declare function.
10815 * stmt.c (expand_case): Use case_values_threshold target hook.
10816 * expr.h (case_values_threshold): Remove declartation.
10817 * expr.c (case_values_threshold): Remove function.
10818 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10820 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10821 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10822 (avr_case_values_threshold): Declare as static.
10823 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10825 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10826 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10827 (mn10300_case_values_threshold): New function.
10829 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10831 * ira.c (setup_cover_and_important_classes): Add enum cast.
10833 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10835 * genpreds.c (write_enum_constraint_num): Output definition of
10836 CONSTRAINT_NUM_DEFINED_P macro.
10837 * ira.c (setup_cover_and_important_classes): Use
10838 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10840 2009-04-24 DJ Delorie <dj@redhat.com>
10842 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10843 __SH2A_SINGLE_ONLY__ also.
10845 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10847 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10848 (movdf_internal): Ditto.
10849 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10850 SFmode and DFmode constants.
10851 (ia64_print_operand): Add 'G' format for printing
10852 floating point constants.
10854 2009-04-24 Richard Guenther <rguenther@suse.de>
10856 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10857 from unsigned additions.
10859 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10861 * c-typeck.c (set_init_index): Allow array designators that are
10862 not integer constant expressions with a pedwarn if pedantic.
10864 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10866 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10867 zero if no overlap in nonzero bits between the operands.
10869 2009-04-24 Ian Lance Taylor <iant@google.com>
10871 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10872 (record_dead_and_set_regs): Likewise.
10873 * df.h (struct df_mw_hardreg): Change flags field to int.
10874 (struct df_base_ref): Likewise.
10875 (struct df): Change changeable_flags field to int.
10876 * df-scan.c (df_defs_record): Change clobber_flags to int.
10877 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10878 constants rather than #define macros.
10879 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10880 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10881 (enum dwarf_calling_convention): Likewise.
10882 (enum dwarf_line_number_x_ops): Likewise.
10883 (enum dwarf_call_frame_info): Likewise.
10884 (enum dwarf_source_language): Likewise.
10885 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10886 (add_calling_convention_attribute): Likewise.
10887 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10888 (combine_comparisons): Change compcode to int. Add cast to enum type.
10889 * genrecog.c (maybe_both_true_2): Change c to int.
10890 (write_switch): Likewise. Add cast to enum type.
10891 * gimplify.c (gimplify_omp_for): Handle return values from
10892 gimplify_expr using MIN rather than bitwise or.
10893 (gimplify_expr): Add cast to enum type.
10894 * ipa-prop.c (update_jump_functions_after_inlining): Change
10895 IPA_BOTTOM to IPA_JF_UNKNOWN.
10896 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10897 Add casts to enum type.
10898 (setup_cover_and_important_classes): Change cl to int. Add casts
10900 (setup_class_translate): Change cl and mode to int.
10901 (ira_init_once): Change mode to int.
10902 (free_register_move_costs): Likewise.
10903 (setup_prohibited_mode_move_regs): Add casts to enum type.
10904 * langhooks.c (add_builtin_function_common): Rework assertion that
10905 value fits bitfield.
10906 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10907 * omega.c (omega_do_elimination): Avoid math on enum types.
10908 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10909 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10910 int local to handle integral_argment value.
10911 * regmove.c (try_auto_increment): Change PUT_MODE to
10913 * reload.c (push_secondary_reload): Add casts to enum type.
10914 (secondary_reload_class, find_valid_class): Likewise.
10915 * reload1.c (emit_input_reload_insns): Likewise.
10916 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10917 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10918 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10920 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10921 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10923 (expand_complex_libcall): Add casts to enum type.
10924 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10925 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10926 with ERROR_MARK, not NUM_TREE_CODES.
10927 (vect_create_epilog_for_reduction): Likewise.
10928 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10929 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10930 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10932 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10933 vect_unused_in_loop. Change 0 to loop_vect.
10934 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10935 * var-tracking.c (get_init_value): Change return type to enum
10937 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10938 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10940 (arm_override_options): Add casts to enum type.
10941 (arm_emit_tls_decoration): Likewise.
10942 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10944 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10945 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10946 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10948 * config/s390/s390.c (code_for_builtin_64): Change to array of
10950 (code_for_builtin_31): Likewise.
10951 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10953 * config/sparc/sparc.c (sparc_override_options): Change value
10954 field in struct code_model to enum cmodel. In initializer change
10955 0 to NULL and add cast to enum type.
10957 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10958 Change all callers. Issue a -Wc++-compat warning using
10959 lhs_origtype if necessary.
10960 (convert_for_assignment): Issue -Wc++-compat warnings about
10961 invalid conversions to enum type on assignment.
10962 * c-common.h (build_modify_expr): Update declaration.
10964 2009-04-24 Nick Clifton <nickc@redhat.com>
10966 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10967 (function_arg_advance): Likewise.
10968 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10971 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10973 * config/s390/constraints.md ('I', 'J'): Fix condition.
10975 2009-04-24 Diego Novillo <dnovillo@google.com>
10977 * gengtype-parse.c (parse_error): Add newline after message.
10979 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10981 * config/i386/sse.md (avxmodesuffixs): Removed.
10982 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10983 (*avx_pinsr<ssevecsize>): This.
10985 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10987 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10988 follow chains of regs with a single definition, and allow expressions
10989 that are function_invariant_p.
10990 (simple_rhs_p): Allow expressions that are function_invariant_p.
10992 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10994 PR middle-end/39867
10995 * fold-const.c (fold_cond_expr_with_comparison): When folding
10996 > and >= to MAX, make sure the MAX uses the same type as the
10997 comparison's operands.
10999 2009-04-24 Nick Clifton <nickc@redhat.com>
11001 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
11002 addressing for DImode accesses.
11003 (frv_print_operand_address): Handle PLUS case.
11004 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
11006 2009-04-24 Jakub Jelinek <jakub@redhat.com>
11008 PR rtl-optimization/39794
11009 * alias.c (canon_true_dependence): Add x_addr argument.
11010 * rtl.h (canon_true_dependence): Adjust prototype.
11011 * cse.c (check_dependence): Adjust canon_true_dependence callers.
11012 * cselib.c (cselib_invalidate_mem): Likewise.
11013 * gcse.c (compute_transp): Likewise.
11014 * dse.c (scan_reads_nospill): Likewise.
11015 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
11016 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
11017 canon_base_addr of the group, plus optional offset.
11018 (struct group_info): Rename canon_base_mem to
11020 (get_group_info): Set canon_base_addr to canon_rtx of base, not
11021 canon_rtx of base_mem.
11023 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
11025 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
11026 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
11028 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11030 * config/spu/spu-builtins.h: Delete file.
11032 * config/spu/spu.h (enum spu_builtin_type): Move here from
11034 (struct spu_builtin_description): Likewise. Add GTY marker.
11035 Do not use enum spu_function_code or enum insn_code.
11036 (spu_builtins): Add extern declaration.
11038 * config/spu/spu.c: Do not include "spu-builtins.h".
11039 (enum spu_function_code, enum spu_builtin_type_index,
11040 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
11041 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
11042 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
11043 unsigned_V2DI_type_node): Move here from spu-builtins.h.
11044 (spu_builtin_types): Make static. Add GTY marker.
11045 (spu_builtins): Add extern declaration with GTY marker.
11046 Include "gt-spu.h".
11048 * config/spu/spu-c.c: Do not include "spu-builtins.h".
11049 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
11050 Check programmatically whether all parameters are scalar.
11052 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
11054 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
11056 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
11057 assignment from the constructor either if the target is volatile.
11059 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
11061 * config/arm/arm.md (insv): Do not share operands[0].
11063 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
11065 * config/vxlib-tls.c (active_tls_threads): Delete.
11066 (delete_hook_installed): New.
11067 (tls_delete_hook): Don't delete the delete hook.
11068 (tls_destructor): Delete it here.
11069 (__gthread_set_specific): Adjust installing the delete hook.
11070 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
11071 __gthread_leave_tsd_dtor_context.
11073 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
11075 * c-format.c (gcc_tdiag_char_table): Add support for %E.
11077 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
11079 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
11081 (alpha_rtx_costs): Ditto.
11082 (emit_unlikely_jump): Use add_reg_note.
11083 (emit_frame_store_1): Ditto.
11084 (alpha_expand_prologue): Ditto.
11085 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11086 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
11088 2009-04-23 Nick Clifton <nickc@redhat.com>
11090 * config/v850/v850.md (epilogue): Remove suppressed code.
11091 (return): Rename to return_simple and remove test of frame size.
11092 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
11093 to gen_return_simple.
11095 2009-04-22 Jing Yu <jingyu@google.com>
11098 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
11100 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11103 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
11104 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
11105 value is a VECTOR_CST, the element type is the element type of the
11108 2009-04-22 DJ Delorie <dj@redhat.com>
11110 * config/m32c/m32c.h: Update GTY annotations to new syntax.
11112 2009-04-22 Jakub Jelinek <jakub@redhat.com>
11114 * alias.c (find_base_term): Move around LO_SUM case, so that
11115 CONST falls through into PLUS/MINUS handling.
11118 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
11119 into 0, use omit_one_operand.
11121 2009-04-23 Ben Elliston <bje@au.ibm.com>
11123 * config/rs6000/linux-unwind.h (get_regs): Remove type
11124 puns. Change the type of `pc' to an array of unsigned ints and
11125 update all users. Constify frame24.
11127 2009-04-22 DJ Delorie <dj@redhat.com>
11129 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
11130 declarations before code.
11131 (current_function_special_page_vector): Likewise.
11132 (m32c_expand_insv): Silence a warning.
11134 2009-04-21 Taras Glek <tglek@mozilla.com>
11136 * alias.c: Update GTY annotations to new syntax.
11137 * basic-block.h: Likewise.
11138 * bitmap.h: Likewise.
11139 * c-common.h: Likewise.
11140 * c-decl.c: Likewise.
11141 * c-parser.c: Likewise.
11142 * c-pragma.c: Likewise.
11143 * c-tree.h: Likewise.
11144 * cfgloop.h: Likewise.
11145 * cgraph.h: Likewise.
11146 * config/alpha/alpha.c: Likewise.
11147 * config/arm/arm.h: Likewise.
11148 * config/avr/avr.h: Likewise.
11149 * config/bfin/bfin.c: Likewise.
11150 * config/cris/cris.c: Likewise.
11151 * config/darwin.c: Likewise.
11152 * config/frv/frv.c: Likewise.
11153 * config/i386/i386.c: Likewise.
11154 * config/i386/i386.h: Likewise.
11155 * config/i386/winnt.c: Likewise.
11156 * config/ia64/ia64.h: Likewise.
11157 * config/iq2000/iq2000.c: Likewise.
11158 * config/mips/mips.c: Likewise.
11159 * config/mmix/mmix.h: Likewise.
11160 * config/pa/pa.c: Likewise.
11161 * config/pa/pa.h: Likewise.
11162 * config/rs6000/rs6000.c: Likewise.
11163 * config/s390/s390.c: Likewise.
11164 * config/sparc/sparc.c: Likewise.
11165 * config/xtensa/xtensa.c: Likewise.
11166 * cselib.h: Likewise.
11167 * dbxout.c: Likewise.
11168 * dwarf2out.c: Likewise.
11169 * except.c: Likewise.
11170 * except.h: Likewise.
11171 * fixed-value.h: Likewise.
11172 * function.c: Likewise.
11173 * function.h: Likewise.
11174 * gimple.h: Likewise.
11175 * integrate.c: Likewise.
11176 * optabs.c: Likewise.
11177 * output.h: Likewise.
11178 * real.h: Likewise.
11180 * stringpool.c: Likewise.
11181 * tree-data-ref.c: Likewise.
11182 * tree-flow.h: Likewise.
11183 * tree-scalar-evolution.c: Likewise.
11184 * tree-ssa-address.c: Likewise.
11185 * tree-ssa-alias.h: Likewise.
11186 * tree-ssa-operands.h: Likewise.
11187 * tree.c: Likewise.
11188 * tree.h: Likewise.
11189 * varasm.c: Likewise.
11190 * varray.h: Likewise.
11192 * coretypes.h: Do not define GTY macro if it is already defined.
11193 * doc/gty.texi: Update GTY documentation to new syntax.
11194 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11195 annotations on structs.
11196 * gengtype-parse.c: Likewise.
11198 2009-04-22 Mark Heffernan <meheff@google.com>
11200 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11202 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11204 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11207 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11209 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11210 the same as a PLUS without a shift. Increase the cost of a
11213 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11215 * Makefile.in: Update dependencies.
11216 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11217 * errors.h: Remove bogus comment about compatibility.
11218 (warning): Update declaration.
11219 * genautomata.c: Update all calls to warning.
11220 * gimple.c: Do not include errors.h. Include toplev.h.
11221 * tree-ssa-structalias.c: Do not include errors.h.
11222 * omega.c: Likewise.
11223 * tree-ssa-reassoc.c: Likewise.
11224 * config/spu/spu-c.c: Likewise.
11225 * config/spu/t-spu-elf: Update dependencies.
11227 2009-04-22 Richard Guenther <rguenther@suse.de>
11229 PR tree-optimization/39824
11230 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11231 make sure the types are compatible.
11233 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11236 * c-common.c (c_parse_error): Take a token_flags parameter.
11237 Use token_type for the token type instead.
11238 Pass token_flags to cpp_type2name.
11239 * c-common.h (c_parse_error): Update declaration.
11240 * c-parser.c (c_parser_error): Pass 0 as token flags.
11242 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11244 PR rtl-optimization/39580
11245 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
11247 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11249 * function.c (expand_function_end): Do not emit a jump to the "naked"
11250 return label for fall-through returns.
11251 * except.c (sjlj_emit_function_exit): Always place the call to the
11252 unregister function at the location installed by expand_function_end.
11254 2009-04-22 Richard Guenther <rguenther@suse.de>
11256 PR tree-optimization/39845
11257 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
11258 (gen_inbound_check): Likewise.
11260 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
11262 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
11264 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
11265 * config/vxlib.c (__gthread_once): Add race guard for PPC.
11267 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11269 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
11270 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
11271 shift counts to avoid out-of-bounds array accesses.
11273 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11275 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
11276 (Pmode): Move above.
11278 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
11280 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
11281 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
11282 GET_CODE macro. Use IN_RANGE macro where appropriate.
11283 * config/alpha/alpha.h: Ditto.
11284 * config/alpha/alpha.md: Ditto.
11285 * config/alpha/constraints.md: Ditto.
11286 * config/alpha/predicates.md: Ditto.
11288 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11290 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
11291 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11292 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11293 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11294 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11295 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11296 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11297 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11298 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11299 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11300 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11301 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11302 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11303 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11304 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11305 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11306 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11307 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11308 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11309 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11310 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11311 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11312 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11313 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11314 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11315 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11316 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11318 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11320 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
11321 references from comments.
11322 * cfgbuild.c: (count_basic_blocks): Delete.
11323 (find_basic_blocks_1): Delete.
11324 (find_basic_blocks): Delete.
11325 * except.c (finish_eh_generation): Make static. Move comment from
11326 except.h here. Remove find_basic_blocks references from comments.
11327 * except.h (finish_eh_generation): Delete.
11328 * basic-block.h (find_basic_blocks): Delete.
11329 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
11331 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
11333 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
11334 (sdbout_parms): Likewise.
11336 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11338 * config/sh/sh.c (prepare_cbranch_operands): Use
11339 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
11340 (expand_cbranchdi4): Likewise.
11341 (from_compare): Add cast to enum type.
11342 (expand_cbranchsi4): Use add_reg_note.
11343 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
11344 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
11345 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
11346 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11347 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
11348 instead of CODE_FOR_nothing.
11349 (cbranchdi4): Likewise. Fix the order of arguments for
11351 (push_fpscr): Use add_reg_note.
11352 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
11353 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
11355 2009-04-21 Joseph Myers <joseph@codesourcery.com>
11357 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
11358 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11359 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11360 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
11361 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
11362 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
11363 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
11364 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
11365 config/alpha/x-vms, config/arc/t-arc,
11366 config/arm/README-interworking, config/arm/arm-c.c,
11367 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
11368 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
11369 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
11370 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
11371 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
11372 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
11373 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
11374 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
11375 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
11376 config/cris/t-elfmulti, config/crx/t-crx,
11377 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
11378 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
11379 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
11380 config/h8300/t-h8300, config/i386/athlon.md,
11381 config/i386/darwin-libgcc.10.4.ver,
11382 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
11383 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
11384 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
11385 config/i386/t-linux64, config/i386/t-nwld,
11386 config/i386/t-rtems-i386, config/i386/t-sol2-10,
11387 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
11388 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
11389 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
11390 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
11391 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
11392 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
11393 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
11394 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
11395 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
11396 config/m68k/t-uclinux, config/mcore/t-mcore,
11397 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
11398 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
11399 config/mips/crtn.asm, config/mips/irix-crti.asm,
11400 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
11401 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
11402 config/mips/mips-fixed.md, config/mips/sb1.md,
11403 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
11404 config/mips/t-iris6, config/mips/t-isa3264,
11405 config/mips/t-libgcc-mips16, config/mips/t-linux64,
11406 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
11407 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
11408 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
11409 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
11410 config/mn10300/t-linux, config/mn10300/t-mn10300,
11411 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
11412 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
11413 config/picochip/libgccExtras/clzsi2.asm,
11414 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11415 config/rs6000/darwin-libgcc.10.4.ver,
11416 config/rs6000/darwin-libgcc.10.5.ver,
11417 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11418 config/rs6000/t-aix43, config/rs6000/t-aix52,
11419 config/rs6000/t-darwin, config/rs6000/t-fprules,
11420 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11421 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11422 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11423 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11424 config/rs6000/t-rtems, config/rs6000/t-spe,
11425 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11426 config/score/t-score-elf, config/sh/divcost-analysis,
11427 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11428 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11429 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11430 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11431 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11432 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11433 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11434 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11435 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11436 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11437 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11438 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11439 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11440 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11441 * config/h8300/genmova.sh: Include copyright and license notices
11442 in generated output.
11443 * config/h8300/mova.md: Regenerate.
11444 * doc/install.texi2html: Include word "Copyright" in copyright
11445 notice and use name "Free Software Foundation, Inc.".
11446 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11447 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11448 ChangeLog-2007, ChangeLog-2008: Correct dates.
11450 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11452 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11453 NE_EXPR operations as well.
11454 * c-parser.c (c_parser_condition): Do not set location information on
11456 (c_parser_conditional_expression): Likewise.
11457 (c_parser_binary_expression): Set location information on operators.
11458 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11459 TRUTH_NOT_EXPR has been folded.
11460 * fold-const.c (fold_truth_not_expr): Copy location information from
11461 the incoming expression to the outgoing one.
11462 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11463 recursive calls on the LHS of the operator but pass that of the
11464 operator to recursive calls on the RHS of the operator. Set it
11466 (shortcut_cond_expr): Set the locus of the operator on the second
11467 COND_EXPR and that of the expression on the first in degenerate cases.
11468 Pass the locus of the expression to calls to shortcut_cond_r.
11469 Set the locus of the 'then' block on the associated jump, if any.
11470 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11471 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11472 expression to call to gimplify_boolean_expr.
11474 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11476 * config.gcc: Add additional configuration for
11477 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11478 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11479 (CPP_SPEC): Redefine for allowing -municode option.
11480 (STARTFILE_SPEC): Likewise.
11481 * config/i386/t-mingw-w64: New.
11482 * config/i386/mingw-w64.opt: New.
11483 (municode): Add new target option.
11484 * doc/invoke.texi (municode): Add documentation for new option.
11486 2009-04-21 Ian Lance Taylor <iant@google.com>
11488 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11489 Correct test for number of arguments.
11490 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11492 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11494 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11495 argument of emit_library_call.
11497 2009-04-21 Richard Guenther <rguenther@suse.de>
11499 PR middle-end/39829
11500 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11501 inside VIEW_CONVERT_EXPRs.
11503 2009-04-21 Martin Jambor <mjambor@suse.cz>
11505 * tree-switch-conversion.c (build_constructors): Split a long line.
11506 (constructor_contains_same_values_p): New function.
11507 (build_one_array): Create assigns of constants if possible, do not
11508 call mark_sym_for_renaming, call update_stmt.
11509 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11510 make_rename_temp. Do not call mark_symbols_for_renaming, call
11512 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11513 find_new_referenced_vars, call update_stmt.
11514 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11515 instead of calling make_rename_temp. Do not call
11516 find_new_referenced_vars or mark_symbols_for_renaming, call
11519 2009-04-21 Richard Guenther <rguenther@suse.de>
11521 PR tree-optimization/39827
11522 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11523 (tree_ssa_phiprop): Pass the correct array size.
11525 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11527 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11529 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11532 * c-typeck.c (lvalue_p): Move declaration ...
11533 * c-common.h (lvalue_p): ... to here.
11534 * c-common.c (candidate_equal_p): New.
11535 (add_tlist): Use it.
11536 (merge_tlist): Use it.
11537 (warn_for_collisions_1): Likewise.
11538 (warning_candidate_p): Accept more candidates.
11539 (verify_tree): A warning candidate can be an expression. Use
11542 2009-04-21 Ben Elliston <bje@au.ibm.com>
11545 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11546 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11547 options. Remove -mcall-solaris documentation.
11549 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11552 * doc/invoke.texi (-Wlong-long): Update description.
11553 * c-lex (interpret_integer): Only warn if there was no previous
11554 overflow and -Wlong-long is enabled.
11555 * c-decl.c (declspecs_add_type): Drop redundant flags.
11556 * c.opt (Wlong-long): Init to -1.
11557 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11558 and front-end warn_long_long. Wlong-long only depends on other
11559 flags if it is uninitialized.
11560 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11561 the same for CPP and FE.
11562 (restore_extension_diagnostics): Likewise.
11564 2009-04-20 Ian Lance Taylor <iant@google.com>
11566 Fix enum conversions which are invalid in C++:
11567 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11568 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11569 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11570 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11571 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11572 (dbxout_parms): Likewise.
11573 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11574 (df_clear_flags): Likewise.
11575 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11576 top_flag parameter to int.
11577 (df_chain_create_bb_process_use): Likewise.
11578 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11580 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11581 (df_ref_create_structure, df_def_record_1): Likewise.
11582 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11583 (df_notes_rescan): Change 0 to VOIDmode in function call.
11584 (df_get_call_refs, df_insn_refs_collect): Likewise.
11585 (df_bb_regs_collect): Likewise.
11586 (df_entry_block_defs_collect): Likewise.
11587 (df_exit_block_uses_collect): Likewise.
11588 * df.h: Update declarations.
11589 * double-int.c (double_int_divmod): Add cast to enum type.
11590 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11591 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11592 (based_loc_descr): Likewise.
11593 (loc_descriptor_from_tree_1): Change first_op and second_op to
11594 enum dwarf_location_atom. Add cast to enum type.
11595 * expmed.c (init_expmed): Change 0 to SET in function call.
11596 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11597 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11598 (do_store_flag): Likewise.
11599 * fixed-value.h (struct fixed_value): Change mode to enum
11601 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11602 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11604 (insert_insn_decl, insert_decl, insert_state): Likewise.
11605 (automata_list_finish): Likewise.
11606 * genrecog.c (process_define_predicate): Add cast to enum type.
11607 * gensupport.c (init_predicate_table): Add cast to enum type.
11608 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11610 (gimple_build_call_1, gimple_build_label): Likewise.
11611 (gimple_build_goto, gimple_build_asm_1): Likewise.
11612 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11613 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11614 (enum fallback): Rename from enum fallback_t.
11615 (fallback_t): Typedef as int.
11616 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11617 GSI_SAME_STMT in function call.
11618 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11620 (setup_reg_class_relations): Likewise.
11621 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11622 (setup_prohibited_class_mode_regs): Add cast to enum type.
11623 (setup_prohibited_mode_move_regs): Likewise.
11624 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11625 (record_address_regs): Change i to enum reg_class.
11626 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11627 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11628 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11629 (GET_MODE_2XWIDER_MODE): Likewise.
11630 (GET_CLASS_NARROWEST_MODE): Likewise.
11631 * omp-low.c (expand_omp_for): Add cast to enum type.
11632 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11633 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11634 * postreload.c (reload_cse_simplify_operands): Change rclass local
11636 * predict.c (combine_predictions_for_insn): Change best_predictor
11637 and predictor to enum br_predictor.
11638 (combine_predictions_for_bb): Likewise.
11639 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11640 use SET_PREDICT_EXPR_OUTCOME.
11641 * real.c (real_arithmetic): Change icode to code in function call.
11642 * reginfo.c (init_move_cost): Add casts to enum type.
11643 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11644 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11646 * reload.c (find_valid_class): Add casts to enum type.
11647 (push_reload): Change 0 to NO_REGS in function call.
11648 (find_reloads): Change this_alternative to array of enum
11649 reg_class. Remove some now-unnecessary casts.
11650 (make_memloc): Change 0 to VOIDmode in function call.
11651 * reload1.c (reload): Change 0 to VOIDmode in function call.
11652 (eliminate_regs_1, elimination_effects): Likewise.
11653 (eliminate_regs_in_insn): Likewise.
11654 (emit_input_reload_insns): Add cast to enum type.
11655 (delete_output_reload): Change 0 to VOIDmode in function call.
11656 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11657 to enum type in function call.
11658 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11659 (SET_PREDICT_EXPR_OUTCOME): Define.
11660 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11661 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11662 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11663 (dump_function): Likewise.
11664 * tree-dump.h: Update declarations.
11665 * tree-pass.h: Update declarations.
11666 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11667 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11669 (arm_rtx_costs_1): Correct parenthesization.
11670 (arm_rtx_costs): Add casts to enum type.
11671 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11672 (vfp_emit_fstmd): Use add_rg_note.
11673 (emit_multi_reg_push, emit_sfm): Likewise.
11674 (thumb_set_frame_pointer): Likewise.
11675 (arm_expand_prologue): Likewise.
11676 (arm_regno_class): Change return type to enum reg_class.
11677 (thumb1_expand_prologue): Use add_reg_note.
11678 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11679 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11681 * config/arm/gentune.sh: Add cast to enum type.
11682 * config/arm/arm-tune.md: Rebuild.
11683 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11684 (ix86_split_fp_branch, predict_jump): Likewise.
11685 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11686 insn_code to enum rtx_code.
11687 (ix86_builtin_vectorized_function): Add cast to enum type.
11688 * config/i386/i386.md (truncdfsf2): Change slot to enum
11690 (truncxf<mode>2, isinf<mode>2): Likewise.
11691 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11693 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11694 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11695 (insert_bundle_state): Change 1 to INSERT in function call.
11696 (ia64_add_bundle_selector_before): Likewise.
11697 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11698 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11699 (restore_stack_nonlocal): Likewise.
11700 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11702 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11704 (mips_rtx_costs): Likewise.
11705 (mips_override_options): Add casts to enum type.
11706 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11708 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11709 (store_reg, set_reg_plus_d): Likewise.
11710 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11711 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11713 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11715 (emit_unlikely_jump): Use add_reg_note.
11716 (rs6000_emit_allocate_stack): Likewise.
11717 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11718 (output_toc): Change 1 to INSERT in function call.
11719 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11720 (rs6000_initialize_trampoline): Likewise.
11721 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11723 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11724 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11725 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11726 (save_gprs): Use add_reg_note.
11727 (s390_emit_prologue): Likewise.
11728 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11729 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11730 (sparc_fold_builtin): Add cast to enum type.
11731 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11733 (spu_expand_prologue): Use add_reg_note.
11734 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11736 2009-04-20 Ian Lance Taylor <iant@google.com>
11738 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11739 (c_parser_postfix_expression_after_primary): Get VEC for list of
11740 arguments. Get original types of arguments. Call
11741 build_function_call_vec.
11742 (cached_expr_list_1, cached_expr_list_2): New static variables.
11743 (c_parser_expr_list): Change return type to VEC *. Add
11744 p_orig_types parameter. Change all callers.
11745 (c_parser_release_expr): New static function.
11746 (c_parser_vec_to_tree_list): New static function.
11747 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11748 call build_function_call_vec.
11749 (build_function_call_vec): New function, based on old
11750 build_function_call.
11751 (convert_arguments): Remove nargs and argarray parameters. Change
11752 values to a VEC. Add origtypes parameter.
11753 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11754 (convert_for_assignment): Add origtype parameter. Change all
11755 callers. If warn_cxx_compat, check for conversion to an enum
11756 type when calling a function.
11757 (store_init_value): Add origtype parameter. Change all callers.
11758 (digest_init): Likewise.
11759 (struct init_node): Add origtype field.
11760 (add_pending_init): Add origtype parameter. Change all callers.
11761 (output_init_element): Likewise.
11762 (output_pending_init_elements): Pass origtype from init_node to
11763 output_init_element.
11764 (process_init_element): Pass origtype from c_expr to
11765 output_init_element.
11766 (c_finish_return): Add origtype parameter. Change all callers.
11767 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11769 (sync_resolve_params): Likewise.
11770 (sync_resolve_return): Change params to first_param. Change caller.
11771 (resolve_overloaded_builtins): Change params to VEC *. Change
11772 callers. Save first parameter around call to build_function_call_vec.
11773 * c-decl.c (finish_decl): Add origtype parameter. Change all
11774 callers. Call build_function_call_vec rather than
11775 build_function_call for cleanup.
11776 * c-tree.h: Update declarations.
11777 * c-common.h: Update declarations.
11778 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11779 params to first_param.
11780 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11781 params parameter from tree to void *.
11782 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11783 Change arglist parameter to have type void *, and to be a pointer
11785 * config/rs6000/rs6000-protos.h
11786 (altivec_resolve_overloaded_builtin): Update declaration.
11787 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11788 fnargs parameter to have type void *, and to be a pointer to a
11789 VEC. Call build_function_call_vec instead of
11790 build_function_call.
11791 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11793 2009-04-20 Joey Ye <joey.ye@intel.com>
11794 Xuepeng Guo <xuepeng.guo@intel.com>
11795 H.J. Lu <hongjiu.lu@intel.com>
11797 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11799 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11800 (IX86_LEA_PRIORITY): Likewise.
11801 (distance_non_agu_define): New function.
11802 (distance_agu_use): Likewise.
11803 (ix86_lea_for_add_ok): Likewise.
11804 (ix86_dep_by_shift_count): Likewise.
11806 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11807 should split for LEA.
11809 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11811 (ix86_dep_by_shift_count): Likewise.
11813 2009-04-20 Richard Guenther <rguenther@suse.de>
11815 * expr.c (handled_component_p): Move ...
11816 * tree.h (handled_component_p): ... here.
11817 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11818 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11819 and REALPART_EXPR to be in one group.
11821 2009-04-20 Richard Guenther <rguenther@suse.de>
11823 * basic-block.h (get_all_dominated_blocks): Declare.
11824 * dominance.c (get_all_dominated_blocks): New function.
11825 * tree-cfg.c (get_all_dominated_blocks): Remove.
11826 (remove_edge_and_dominated_blocks): Adjust.
11827 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11828 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11829 instead of recursing.
11831 2009-04-20 Doug Kwan <dougkwan@google.com>
11833 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11834 (struct cgraph_node_set_def): New type.
11835 (cgraph_node_set) New type. Also declare vector functions.
11836 (struct cgraph_node_set_element_def): New type.
11837 (cgraph_node_set_element): Ditto.
11838 (cgraph_node_set_iterator): New iterator type.
11839 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11840 cgraph_node_set_remove, dump_cgraph_node_set,
11841 debug_cgraph_node_set): New prototypes.
11842 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11843 cgraph_node_set_size): New inlines.
11844 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11845 including cgraph.h.
11846 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11847 argument to function 'write_summary'.
11848 * ipa.c: Include ggc.h.
11849 (hash_cgraph_node_set_element,
11850 eq_cgraph_node_set_element, cgraph_node_set_new,
11851 cgraph_node_set_add, cgraph_node_set_remove,
11852 cgraph_node_set_find, dump_cgraph_node_set,
11853 debug_cgraph_node_set): New functions.
11854 * Makefile.in (ipa.o): Add dependency on GGC_H.
11856 2009-04-20 Ira Rosen <irar@il.ibm.com>
11858 PR tree-optimization/39675
11859 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11860 check of the return code of vect_schedule_slp. Check that
11861 stmt_vec_info still exists for the statement, before checking its
11862 vectorization type.
11864 2009-04-20 Michael Matz <matz@suse.de>
11866 * Makefile.in (generated_files): Take out $(simple_generated_c).
11868 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11870 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11871 (UINTPTR_TYPE): Likewise.
11873 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11876 * c-typeck.c (digest_init): Check for initializing an array with a
11879 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11882 * c-semantics.c (pop_stmt_list): Propagate
11883 STATEMENT_LIST_HAS_LABEL to parent statement list.
11885 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11887 * config/mips/mips.h (mips_tune_attr): New macro.
11888 * config/mips/mips.md (cpu): Use it.
11890 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11893 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11896 2009-04-19 Diego Novillo <dnovillo@google.com>
11898 * toplev.c (compile_file): Move call to coverage_finish ...
11899 * cgraphunit.c (ipa_passes): ... here.
11900 Call cgraph_process_new_functions.
11901 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11902 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11904 2009-04-19 Jan Hubicka <jh@suse.cz>
11906 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11908 (dump_cgraph_node): Dump can throw external flag.
11909 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11911 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11915 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11916 * common.opt (Wlogical-op): Move from here...
11917 * c.opt (Wlogical-op): ... to here.
11918 * c-typeck.c (parser_build_binary_op): Update call to
11919 warn_logical_operator.
11920 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11922 * c-common.c (warn_logical_op): Update.
11923 * c-common.h (warn_logical_op): Update declaration.
11925 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11927 * tree.c (protected_set_expr_location): Fix formatting.
11929 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11932 * c-typeck.c (readonly_warning): new.
11933 (build_unary_op, build_modify_expr): Use readonly_warning for
11934 storing into something readonly but not const-qualified.
11936 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11939 * c-typeck.c (build_unary_op): Check for taking address of
11940 expression of type void.
11942 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11945 * c-typeck.c (build_function_call): Check for calling a function
11946 with qualified void return types. Call require_complete_type when
11949 2009-04-18 Jan Hubicka <jh@suse.cz>
11951 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11953 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11954 can_throw_external flag.
11955 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11956 * ipa-pure-const.c (ignore_edge): New function.
11957 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11958 only over can_throw_external edges.
11959 (local_pure_const): Add nothrow flag.
11960 * ipa-utils.c (searchc): Add ignore_edge callback.
11961 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11962 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11963 (set_nothrow_function_flags): Update cgraph.
11964 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11966 2009-04-18 Richard Guenther <rguenther@suse.de>
11968 PR middle-end/39804
11969 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11970 (fold_stmt): ... this and ...
11971 (fold_stmt_inplace): ... this.
11972 (fold_stmt_1): Fold references in calls and asms.
11973 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11975 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11977 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11978 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11980 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11982 * tree.c (function_args_count): Remove.
11983 * tree.h: Remove the prototype for function_args_count.
11985 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11987 * tree-iterator.c (expr_only): Remove.
11988 * tree.h: Remove the prototype for expr_only.
11990 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11992 * reginfo.c (cannot_change_mode_set_regs): Remove.
11993 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11995 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11997 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11998 whether operands 0 and 1 overlaps.
12000 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
12002 PR middle-end/36902
12003 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
12004 pointer. Use warning_at instead of warning.
12005 (search_for_addr_array): Likewise.
12006 (check_array_bounds): Likewise.
12007 (check_all_array_refs): Check that the incoming edge is not in the
12008 list of edges to be removed.
12009 (check_all_array_refs): Avoid the temporal pointer.
12010 (vrp_visit_cond_stmt): Fix typo.
12011 (simplify_switch_using_ranges): Handle the case where the switch
12012 index is an integer constant.
12014 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
12016 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
12018 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12020 * doc/extend.texi, doc/invoke.texi: Fix typos.
12022 2009-04-17 Cary Coutant <ccoutant@google.com>
12024 * tree-flow-inline.h (get_lineno): Fix inverted test.
12026 2009-04-17 Diego Novillo <dnovillo@google.com>
12028 * tree-ssa-pre.c (create_expression_by_pieces): Remove
12029 assertion for AVAIL_OUT.
12031 2009-04-17 Mike Frysinger <vapier@gentoo.org>
12034 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
12035 * config/sh/linux-atomic.asm: Likewise.
12037 2009-04-17 Diego Novillo <dnovillo@google.com>
12039 * except.c (debug_eh_tree): New.
12040 (struct eh_region, struct eh_status): Move ...
12041 * except.h: ... here.
12042 (add_type_for_runtime): Declare extern.
12043 (lookup_type_for_runtime): Likewise.
12044 (debug_eh_tree): Declare.
12045 * Makefile.in (GTFILES): List except.h before except.c
12047 2009-04-17 Diego Novillo <dnovillo@google.com>
12049 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
12050 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
12051 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
12052 (find_vars_r): ... here.
12053 * tree-flow.h (find_referenced_vars_in): Declare.
12054 * tree-ssa-pre.c (create_expression_by_pieces): Assert
12055 that AVAIL_OUT exists for BLOCK.
12056 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
12057 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
12058 (tree-parloops.o): Likewise.
12060 2009-04-17 Simon Baldwin <simonb@google.com>
12062 * toplev.c (default_tree_printer): Add handling for %E format.
12064 2009-04-17 Diego Novillo <dnovillo@google.com>
12066 * tree-pretty-print.c (dump_generic_node): Add break after
12067 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
12068 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
12069 FUNCTION_TYPE together. Call print_struct_decl when printing
12070 structures and TDF_SLIM is not given.
12071 (print_struct_decl): Fix logic for detecting recursion.
12073 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12076 * gcc.c (create_at_file): New.
12077 (compile_input_file_p): New.
12078 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
12079 * main.c (main): Update call to toplev_main.
12080 * toplev.c (toplev_main): Change signature. Call expandargv.
12081 * toplev.h (toplev_main): Change signature.
12083 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12085 * dwarf2out.c (field_byte_offset): Use the type size as the field size
12086 if the latter is not constant.
12088 2009-04-17 David Edelsohn <edelsohn@gnu.org>
12090 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
12092 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12094 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
12095 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
12097 2009-04-17 Richard Guenther <rguenther@suse.de>
12099 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12100 Handle component references view-converting an invariant address.
12102 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
12104 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
12105 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
12106 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
12107 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
12108 Use @deftypevr rather than @deftypevar.
12110 2009-04-17 Richard Guenther <rguenther@suse.de>
12112 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
12113 (get_prop_source_stmt): Likewise.
12114 (can_propagate_from): Likewise.
12116 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
12118 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
12119 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
12120 (--with-multilib-list): Add default value.
12121 * configure: Regenerate.
12122 * Makefile.in (TM_ENDIAN_CONFIG): Define.
12123 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
12124 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
12125 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
12126 Don't add default cpu to multilib list unnecessarily, but do enable
12127 the relevant compiler option..
12128 Add support for --with-multilib-list=<blank> and
12129 --with-multilib-list=!<somelib> to supress unwanted multilibs.
12130 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
12131 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
12132 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
12133 TM_MULTILIB_CONFIG.
12134 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
12135 (MULTILIB_OSDIRNAMES): New variable.
12136 * config/sh/t-1e: Delete file.
12137 * config/sh/t-mlib-sh1: Delete file.
12138 * config/sh/t-mlib-sh2: Delete file.
12139 * config/sh/t-mlib-sh2a: Delete file.
12140 * config/sh/t-mlib-sh2a-nofpu: Delete file.
12141 * config/sh/t-mlib-sh2a-single: Delete file.
12142 * config/sh/t-mlib-sh2a-single-only: Delete file.
12143 * config/sh/t-mlib-sh2e: Delete file.
12144 * config/sh/t-mlib-sh3e: Delete file.
12145 * config/sh/t-mlib-sh4: Delete file.
12146 * config/sh/t-mlib-sh4-nofpu: Delete file.
12147 * config/sh/t-mlib-sh4-single: Delete file.
12148 * config/sh/t-mlib-sh4-single-only: Delete file.
12149 * config/sh/t-mlib-sh4a: Delete file.
12150 * config/sh/t-mlib-sh4a-nofpu: Delete file.
12151 * config/sh/t-mlib-sh4a-single: Delete file.
12152 * config/sh/t-mlib-sh4a-single-only: Delete file.
12153 * config/sh/t-mlib-sh4al: Delete file.
12154 * config/sh/t-mlib-sh5-32media: Delete file.
12155 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
12156 * config/sh/t-mlib-sh5-64media: Delete file.
12157 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
12158 * config/sh/t-mlib-sh5-compact: Delete file.
12159 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
12160 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
12161 * doc/install.texi (Options specification): Add
12162 --with-multilib-list and --with-endian.
12164 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12166 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
12168 (OBJS-common): Add plugin-version.o.
12169 (plugin-version.o): New.
12170 * gcc-plugin.h (plugin_gcc_version): New.
12171 (plugin_default_version_check): New.
12172 (plugin_init_func, plugin_init): Add version argument.
12173 * plugin-version.c: New.
12174 * plugin.c (str_plugin_gcc_version_name): New.
12175 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12176 pass it to the init function.
12177 (plugin_default_version_check): New.
12179 2009-04-17 Richard Guenther <rguenther@suse.de>
12181 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
12182 for decl-vs-decl disambiguation.
12184 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
12186 * config/s390/s390.h (s390_tune_attr): New macro definition.
12187 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
12189 2009-04-17 Richard Guenther <rguenther@suse.de>
12191 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12192 (fold_stmt_r): Likewise.
12193 (maybe_fold_reference): New function.
12194 (fold_gimple_assign): Handle cases fold_stmt_r did.
12195 (fold_stmt): Do not use fold_stmt_r.
12196 (fold_stmt_inplace): Likewise.
12198 2009-04-17 Richard Guenther <rguenther@suse.de>
12200 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12201 (record_equivalences_from_stmt): Remove useless checks and
12203 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12204 the type is already suitable.
12206 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12208 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12210 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12212 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12213 (CMPtype): Define as __gcc_CMPtype.
12215 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12217 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12218 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12220 2009-04-17 Richard Guenther <rguenther@suse.de>
12222 PR tree-optimization/39746
12223 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12224 special-casing for builtins and static variable use/def.
12225 (call_may_clobber_ref_p_1): Likewise.
12227 2009-04-16 Ian Lance Taylor <iant@google.com>
12229 * df.h: Include "timevar.h".
12230 (struct df_problem): Change tv_id field to timevar_id_t.
12231 * tree-pass.h: Include "timevar.h".
12232 (struct opt_pass): Change tv_id field to timevar_id_t.
12233 * timevar.h (timevar_id_t): Define TV_NONE.
12234 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12235 TV_NONE rather than tv_id != 0.
12236 (execute_one_pass): Likewise.
12237 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12238 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12239 dependencies to $(TREE_PASS_H).
12240 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12242 (pass_branch_target_load_optimize2): Likewise.
12243 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12244 (pass_outof_cfg_layout_mode): Likewise.
12245 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12246 (pass_rebuild_cgraph_edges): Likewise.
12247 (pass_remove_cgraph_callee_edges): Likewise.
12248 * df-core.c (pass_df_initialize_opt): Likewise.
12249 (pass_df_initialize_no_opt): Likewise.
12250 (pass_df_finish): Likewise.
12251 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
12252 * except.c (pass_set_nothrow_function_flags): Likewise.
12253 (pass_convert_to_eh_region_ranges): Likewise.
12254 * final.c (pass_compute_alignments): Likewise.
12255 * function.c (pass_instantiate_virtual_regs): Likewise.
12256 (pass_init_function): Likewise.
12257 (pass_leaf_regs): Likewise.
12258 (pass_match_asm_constraints): Likewise.
12259 * gimple-low.c (pass_lower_cf): Likewise.
12260 (pass_mark_used_blocks): Likewise.
12261 * init-regs.c (pass_initialize_regs): Likewise.
12262 * integrate.c (pass_initial_value_sets): Likewise.
12263 * ira.c (pass_ira): Likewise.
12264 * jump.c (pass_cleanup_barriers): Likewise.
12265 * omp-low.c (pass_expand_omp): Likewise.
12266 (pass_lower_omp): Likewise.
12267 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
12268 * recog.c (pass_split_all_insns): Likewise.
12269 (pass_split_after_reload): Likewise.
12270 (pass_split_before_regstack): Likewise.
12271 (pass_split_before_sched2): Likewise.
12272 (pass_split_for_shorten_branches): Likewise.
12273 * reginfo.c (pass_reginfo_init): Likewise.
12274 (pass_subregs_of_mode_init): Likewise.
12275 (pass_subregs_of_mode_finish): Likewise.
12276 * passes.c (pass_postreload): Likewise.
12277 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
12278 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
12279 (pass_warn_function_return): Likewise.
12280 (pass_warn_function_noreturn): Likewise.
12281 * tree-complex.c (pass_lower_complex): Likewise.
12282 (pass_lower_complex_O0): Likewise.
12283 * tree-if-conv.c (pass_if_conversion): Likewise.
12284 * tree-into-ssa.c (pass_build_ssa): Likewise.
12285 * tree-mudflap.c (pass_mudflap_1): Likewise.
12286 (pass_mudflap_2): Likewise.
12287 * tree-nomudflap.c (pass_mudflap_1): Likewise.
12288 (pass_mudflap_2): Likewise.
12289 * tree-nrv.c (pass_return_slot): Likewise.
12290 * tree-object-size.c (pass_object_sizes): Likewise.
12291 * tree-optimize.c (pass_all_optimizations): Likewise.
12292 (pass_early_local_passes): Likewise.
12293 (pass_all_early_optimizations): Likewise.
12294 (pass_cleanup_cfg): Likewise.
12295 (pass_cleanup_cfg_post_optimizing): Likewise.
12296 (pass_free_datastructures): Likewise.
12297 (pass_free_cfg_annotations): Likewise.
12298 (pass_fixup_cfg): Likewise.
12299 (pass_init_datastructures): Likewise.
12300 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
12301 (pass_late_warn_uninitialized): Likewise.
12302 (pass_update_address_taken): Likewise.
12303 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
12304 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
12305 (pass_cse_sincos): Likewise.
12306 (pass_convert_to_rsqrt): Likewise.
12307 * tree-ssa-structalias.c (pass_build_alias): Likewise.
12308 * tree-stdarg.c (pass_stdarg): Likewise.
12309 * tree-tailcall.c (pass_tail_recursion): Likewise.
12310 (pass_tail_calls): Likewise.
12311 * tree-vect-generic.c (pass_lower_vector): Likewise.
12312 (pass_lower_vector_ssa): Likewise.
12313 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
12315 2009-04-16 Joseph Myers <joseph@codesourcery.com>
12317 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
12319 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
12321 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
12322 logical and signext.
12324 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
12327 * config/sh/predicates.md (arith_operand): Check if the operand
12328 of TRUNCATE is a REG.
12330 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12332 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12333 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12335 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12337 * tree-iterator.c (tsi_split_statement_list_after,
12338 tsi_split_statement_list_before): Remove.
12339 * tree-iterator.h: Remove the prototypes for
12340 tsi_split_statement_list_after and tsi_split_statement_list_before.
12342 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12344 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
12345 * tree-ssa-propagate.h: Remove the prototype for
12346 stmt_makes_single_load.
12348 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12350 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
12351 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
12353 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12355 * tree-iterator.c (EXPR_LAST_BODY): Remove.
12357 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12359 * except.c (eh_region_outer_p): Remove.
12360 * except.h: Remove the prototype for eh_region_outer_p.
12362 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12364 * function.c (current_function_assembler_name): Remove.
12365 * function.h: Remove the prototype for
12366 current_function_assembler_name.
12368 2009-04-16 Ian Lance Taylor <iant@google.com>
12370 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
12371 (add_reg_note): Call alloc_reg_note.
12372 * rtl.h (alloc_reg_note): Declare.
12373 * combine.c (try_combine): Use alloc_reg_note.
12374 (recog_for_combine, move_deaths): Likewise.
12375 (distribute_notes): Use alloc_reg_note and add_reg_note.
12376 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
12377 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
12378 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
12380 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
12382 PR rtl-optimization/39762
12383 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
12384 ira_may_move_out_cost): Add comments about way of their usage.
12385 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
12387 * ira-conflicts.c (process_regs_for_copy): Use function
12388 ira_get_register_move_cost instead of global
12389 ira_register_move_cost.
12391 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
12392 color_pass, move_spill_restore, update_curr_costs): Ditto.
12394 * ira-lives.c (process_single_reg_class_operands): Ditto.
12396 * ira-emit.c (emit_move_list): Ditto.
12398 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
12399 (record_reg_classes): Ditto. Use functions
12400 ira_get_register_move_cost and ira_get_may_move_cost instead of
12401 global vars ira_register_move_cost, ira_may_move_out_cost and
12402 ira_may_move_in_cost.
12403 (record_address_regs): Don't call ira_init_register_move_cost.
12404 Use function ira_get_may_move_cost instead of global
12405 ira_may_move_in_cost.
12406 (process_bb_node_for_hard_reg_moves): Use function
12407 ira_get_register_move_cost instead of global ira_register_move_cost.
12408 (ira_costs): Don't call ira_init_register_move_cost.
12410 2009-04-16 Richard Guenther <rguenther@suse.de>
12412 * tree-cfg.c (verify_gimple_assign_binary):
12413 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12414 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12415 (create_general_new_stmt): Note that this function is broken.
12417 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12419 * common.opt (fhelp): Add Var(help_flag).
12420 * gcc-plugin.h (plugin_info): Add help.
12421 * plugin.c (plugin_name_args): Add help.
12422 (register_plugin_info): Set plugin->help.
12423 (print_help_one_plugin): New.
12424 (print_plugins_help): New.
12425 * plugin.h (print_plugins_help): New.
12426 * toplev.c (toplev_main): Call print_plugins_help if needed.
12428 2009-04-16 Richard Guenther <rguenther@suse.de>
12430 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12431 (gimple_ior_addresses_taken_1): New function.
12432 (gimple_ior_addresses_taken): Likewise.
12433 * gimple.h (struct gimple_statement_with_ops_base): Remove
12434 addresses_taken member.
12435 (gimple_ior_addresses_taken): Declare.
12436 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12437 gimple_set_addresses_taken): Remove.
12438 * ipa-reference.c (mark_address): New function.
12439 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12440 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12441 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12442 (gimple_add_to_addresses_taken): Remove.
12443 (get_tmr_operands): Call mark_address_taken.
12444 (get_asm_expr_operands): Likewise.
12445 (get_expr_operands): Likewise.
12446 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12447 (free_stmt_operands): Do not free it.
12448 * tree-ssa.c (delete_tree_ssa): Likewise.
12449 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12451 2009-04-16 Richard Guenther <rguenther@suse.de>
12453 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12454 (walk_stmt_load_store_ops): Likewise.
12455 * gimple.c (get_base_loadstore): New function.
12456 (walk_stmt_load_store_addr_ops): Likewise.
12457 (walk_stmt_load_store_ops): Likewise.
12458 * ipa-pure-const.c (check_op): Simplify.
12459 (check_load, check_store): New functions.
12460 (check_stmt): Use walk_stmt_load_store_ops.
12461 * ipa-reference.c (mark_load): Adjust signature.
12462 (mark_store): Likewise.
12463 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12465 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12467 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12468 (plugin_info): New.
12469 * opts.c (common_handle_option): Don't call print_version.
12470 * plugin.c (plugin_name_args): Add version.
12471 (register_plugin_info): New.
12472 (register_callback): Handle PLUGIN_INFO.
12473 (try_init_one_plugin): New.
12474 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12476 (finalize_one_plugin): New.
12477 (finalize_plugins): New.
12478 (print_one_plugin): New.
12479 (print_plugins_versions): New.
12480 * plugin.h (print_plugins_versions): New.
12481 (finalize_plugins): New.
12482 * toplev.c (compile_file): Don't call initialize_plugins.
12483 (print_version): Call print_plugins_versions.
12484 (toplev_main): Call initialize_plugins. Print version if needed.
12485 Call finalize_plugins.
12487 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12489 * common.opt (fversion): New.
12490 * gcc.c (print_version): New.
12491 (process_command): Don't print the version. Just set print_version.
12492 (main): Print version. Call subprocesses if print_version and
12493 verbose_flag are set.
12494 * opts.c (common_handle_option): Handle OPT_fversion.
12496 2009-04-16 Richard Guenther <rguenther@suse.de>
12497 Ira Rosen <irar@il.ibm.com>
12499 PR tree-optimization/39698
12500 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12501 type of the reduction variable. Only generate the def if
12504 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12505 make sure to first convert to an integer of the same precision.
12506 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12507 the type of the evolution correctly in computing the new
12508 induction variable base.
12510 2009-04-16 Richard Guenther <rguenther@suse.de>
12512 PR middle-end/39625
12513 * tree-cfg.c (make_blocks): Split statements with to-be
12514 abnormal SSA names on the lhs.
12516 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12518 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12519 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12520 * c-typeck.c (really_start_incremental_init): Likewise.
12521 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12522 (TARGET_INITIALIZER): Remove it.
12523 * target.h (struct target): Remove vector_opaque_p.
12524 * tree.c (build_opaque_vector_type): New.
12525 * tree.h (TYPE_VECTOR_OPAQUE): New.
12526 (build_opaque_vector_type): Declare.
12527 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12528 * config/rs6000/rs6000.c (build_opaque_vector_type,
12529 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12530 (rs6000_init_builtins): Use build_opaque_vector_type for
12531 opaque_V4SI_type_node.
12533 2009-04-15 Catherine Moore <clm@codesourcery.com>
12535 * debug.h (set_name): Declare.
12536 * dwarf2out.c (dwarf2out_set_name): Declare.
12537 (dwarf2_debug_hooks): Add set_name.
12538 (find_AT_string): New.
12539 (add_AT_string): Call find_AT_string.
12540 (dwarf2out_set_name): New.
12541 * cp/decl.c (grokdeclarator): Call set_name.
12542 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12543 * debug.c (do_nothing_debug_hooks): Likewise.
12544 * dbxout.c (dbx_debug_hooks): Likewise.
12545 * sdbout.c (sdb_debug_hooks): Likewise.
12547 2009-04-15 Michael Eager <eager@eagercon.com>
12549 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12550 reg for single-precision FPU.
12551 * config/rs6000/rs6000.md (movsi_internal1): Only for
12552 !TARGET_SINGLE_FPU.
12553 (movsi_internal1_single): New. Add pattern to move SI values to/from
12554 single-precision FP regs.
12556 2009-04-15 Richard Guenther <rguenther@suse.de>
12558 * omp-low.c (lower_rec_input_clauses): Build correct address
12560 (expand_omp_for_generic): Fix multiplication type.
12561 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12562 (generate_memset_zero): Fix types.
12563 * tree-profile.c (prepare_instrumented_value): Correctly
12566 2009-04-15 Ian Lance Taylor <iant@google.com>
12568 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12569 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12570 for -Wall and for -Wc++-compat.
12571 (c_common_post_options): For C++, set warn_enum_compare if not
12573 * c-tree.h (struct c_expr): Add field original_type.
12574 (build_external_ref): Update declaration.
12575 * c-parser.c (c_parser_braced_init): Set original_type.
12576 (c_parser_initelt): Likewise.
12577 (c_parser_expr_no_commas): Likewise.
12578 (c_parser_conditional_expression): Likewise.
12579 (c_parser_cast_expression): Likewise.
12580 (c_parser_unary_expression): Likewise. Pull setting of
12581 original_code to top of function.
12582 (c_parser_sizeof_expression): Set original_type.
12583 (c_parser_alignof_expression): Likewise.
12584 (c_parser_postfix_expression): Likewise. Pull setting of
12585 original_code to top of function.
12586 (c_parser_postfix_expression_after_paren_type): Set original_type.
12587 (c_parser_postfix_expression_after_primary): Likewise.
12588 (c_parser_expression): Likewise.
12589 * c-typeck.c (build_external_ref): Add type parameter. Change all
12591 (c_expr_sizeof_expr): Set original_type field.
12592 (parser_build_unary_op): Likewise.
12593 (parser_build_binary_op): Likewise. Optionally warn about
12594 comparisons of enums of different types.
12595 (digest_init): Set original_type field.
12596 (really_start_incremental_init): Likewise.
12597 (push_init_level, pop_init_level): Likewise.
12598 * doc/invoke.texi (Warning Options): -Wenum-compare now
12601 2009-04-15 Richard Guenther <rguenther@suse.de>
12603 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12604 out a necessary conversion.
12605 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12606 names we didn't value number.
12607 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12609 2009-04-15 Richard Guenther <rguenther@suse.de>
12611 PR tree-optimization/39764
12612 * tree-ssa-ccp.c (get_value): Canonicalize value with
12613 canonicalize_float_value.
12615 2009-04-15 Jan Hubicka <jh@suse.cz>
12617 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12618 Wrong version of patch.
12620 2009-04-15 Jan Hubicka <jh@suse.cz>
12622 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12624 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12626 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12627 our distinct integral and vector types.
12629 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12631 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12632 * init.c (build_vtbl_address): Remove call to assemble_external.
12634 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12636 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12637 output for other floating point modes.
12639 2009-04-14 Diego Novillo <dnovillo@google.com>
12641 * diagnostic.c (diagnostic_report_diagnostic): Do not
12642 warn about loaded plugins for DK_ERROR and DK_WARNING.
12643 * c-decl.c (declspecs_add_type): Move call to
12644 invoke_plugin_callbacks ...
12645 * c-parser.c (c_parser_declspecs): ... here.
12646 * plugin.c (dump_active_plugins): Tidy output.
12648 2009-04-14 Diego Novillo <dnovillo@google.com>
12649 Le-Chun Wu <lcwu@google.com>
12651 * configure.ac: Add --enable-plugin support.
12652 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12653 * Makefile.in (PLUGIN_H): Define.
12654 Export ENABLE_PLUGIN and GMPINC to site.exp.
12655 Add PLUGINLIBS to link command.
12656 Add/modify dependencies for plugin.o and files including plugin.h.
12658 * config.in: Regenerate.
12660 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12663 2009-04-14 Le-Chun Wu <lcwu@google.com>
12665 * tree-pass.h (register_one_dump_file): Add a prototype for
12666 register_one_dump_file.
12667 * toplev.c (compile_file): Call initialize_plugins.
12668 (do_compile): Call invoke_plugin_callbacks.
12669 (toplev_main): Call invoke_plugin_callbacks.
12670 * common.opt: Add -fplugin= and -fplugin-arg-.
12671 * gcc-plugin.h: New public header file for plugins to include.
12672 * plugin.c: New source file.
12673 * plugin.h: New internal header file.
12674 * passes.c (register_one_dump_file): Make it external.
12676 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12678 2009-04-14 Diego Novillo <dnovillo@google.com>
12680 * doc/plugins.texi: New.
12681 * doc/gccint.texi: Add reference to Plugins chapter.
12682 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12683 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12684 loaded plugins, if any.
12685 * timevar.def (TV_PLUGIN_INIT): Define.
12686 (TV_PLUGIN_RUN): Define.
12687 * plugin.c: Include timevar.h
12688 (plugins_active_p): New.
12689 (dump_active_plugins): New.
12690 (debug_active_plugins): New.
12692 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12694 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12696 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12698 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12700 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12701 the same as a minus without a shift.
12703 2009-04-14 Nick Clifton <nickc@redhat.com>
12705 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12706 comparisons with small integers will always produce a short
12709 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12712 2008-12-19 Diego Novillo <dnovillo@google.com>
12714 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12716 2009-04-14 Richard Guenther <rguenther@suse.de>
12718 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12720 (verify_gimple_assign_binary): Likewise. Handle shifts and
12722 (verify_gimple_phi): Print the mismatched argument position.
12723 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12725 (vect_update_init_of_dr): Likewise.
12726 * matrix-reorg.c (transform_access_sites): Do what the
12728 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12730 2009-04-13 Michael Eager <eager@eagercon.com>
12732 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12733 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12734 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12735 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12736 remove duplicate config
12738 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12740 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12741 file_name:line_number type locator of the call site.
12743 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12745 * genautomata.c: Put blank after comma.
12746 (automaton_decls): New.
12747 (struct unit_usage): Add comments to member next.
12748 (store_alt_unit_usage): Keep the list ordered.
12749 (unit_present_on_list_p, equal_alternatives_p): New.
12750 (check_regexp_units_distribution): Check units distribution
12751 correctness correctly.
12752 (main): Don't write automata if error is found. Return correct
12755 * config/m68k/cf.md (cfv4_ds): Remove.
12756 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12757 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12759 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12760 power4-load-ext, power4-store, power4-store-update,
12761 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12762 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12763 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12764 power4-sqrt, power4-isync): Modify reservation to make correct
12765 unit distribution to automata.
12767 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12768 power5-store-update, power5-two, power5-three, power5-lmul,
12769 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12771 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12773 * except.c (pass_set_nothrow_function_flags): Set name and add
12775 (set_nothrow_function_flags): Mention in the dump file when
12776 changing a function to nothrow.
12778 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12781 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12782 instead of unsigned long.
12784 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12786 * config/arm/arm.c (return_used_this_function): Remove.
12787 (arm_output_function_prologue): Remove use of
12788 return_used_this_function.
12789 (output_return_instruction): Replace use of
12790 return_used_this_function
12791 by cfun->machine->return_used_this_function.
12792 (arm_output_epilogue): Likewise.
12793 (arm_output_function_epilogue): Likewise.
12794 (thumb_unexpanded_epilogue): Likewise.
12795 * config/arm/arm.h (struct machine_function):
12796 New member return_used_this_function.
12798 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12800 * doc/install.texi: Correct description of default directory for
12801 --with-gxx-include-dir.
12803 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12805 * fold-const.c (build_range_check): Properly deal with enumeral and
12806 boolean base types.
12808 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12810 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12811 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12812 * params.h (MAX_GCSE_PASSES): Remove.
12813 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12814 in sequence. Remove ability to run multiple passes.
12815 (bypass_jumps): Report run as third CPROP pass.
12817 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12819 PR middle-end/39651
12820 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12821 when deciding whether the whole SEQUENCE can throw.
12823 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12826 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12827 offseted label references.
12829 2009-04-11 Jan Hubicka <jh@suse.cz>
12831 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12833 2009-04-11 Richard Guenther <rguenther@suse.de>
12835 PR middle-end/39732
12836 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12837 return variables as TREE_ADDRESSABLE.
12839 2009-04-11 Richard Guenther <rguenther@suse.de>
12841 PR tree-optimization/39713
12842 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12843 reference trees have SSA_NAME operands.
12845 2009-04-11 Richard Guenther <rguenther@suse.de>
12848 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12849 address expressions.
12851 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12853 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12854 match changes in Cygwin 1.7
12855 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12856 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12858 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12860 PR tree-optimization/39701
12861 * doc/invoke.texi (Optimization Options): Document change in
12862 meaning and initialization of -fdelete-null-pointer-checks.
12864 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12866 PR middle-end/39701
12867 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12869 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12872 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12874 2009-04-10 Chao-ying Fu <fu@mips.com>
12876 * doc/tm.texi (Instruction Output): Document
12877 TARGET_ASM_FINAL_POSTSCAN_INSN.
12878 * target.h (final_postscan_insn): New field in asm_out.
12879 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12880 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12881 * final.c (final_scan_insn): Call
12882 targetm.asm_out.final_postscan_insn after outputting
12883 an asm macro and a normal instruction.
12885 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12886 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12887 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12888 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12889 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12891 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12893 PR middle-end/39701
12894 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12895 variables as non-NULL even with -fdelete-null-pointer-checks.
12897 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12899 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12901 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12904 * config/i386/i386.c (classify_argument): Handle SCmode with
12905 (bit_offset % 64) != 0.
12907 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12909 * doc/invoke.texi (Optimize Options): Add cross-reference to
12910 -Q --help=optimizers examples.
12912 2009-04-10 Ben Elliston <bje@au.ibm.com>
12915 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12916 regalign for the reg == fpr and TDmode case.
12918 2009-04-09 David Ayers <ayers@fsfe.org>
12921 * objc/objc-act.c (warn_with_method): Remove helper function.
12922 (check_duplicates): Call warning and inform directly.
12923 (really_start_method): Likewise.
12925 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12927 * expmed.c (expand_divmod): Always use a comparison for a division
12928 by a large unsigned integer.
12930 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12931 for things others than variables or functions as nonzero.
12933 2009-04-09 Nick Clifton <nickc@redhat.com>
12935 * unwind-compat.c: Change copyright header to refer to version
12936 3 of the GNU General Public License with version 3.1 of the
12937 GCC Runtime Library Exception and to point readers at the
12938 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12939 * config/alpha/crtfastmath.c: Likewise.
12940 * config/alpha/linux-unwind.h: Likewise.
12941 * config/alpha/qrnnd.asm: Likewise.
12942 * config/alpha/vms-crt0-64.c: Likewise.
12943 * config/alpha/vms-crt0.c: Likewise.
12944 * config/alpha/vms-dwarf2.asm: Likewise.
12945 * config/alpha/vms-dwarf2eh.asm: Likewise.
12946 * config/alpha/vms-psxcrt0-64.c: Likewise.
12947 * config/alpha/vms-psxcrt0.c: Likewise.
12948 * config/alpha/vms_tramp.asm: Likewise.
12949 * config/arc/initfini.c: Likewise.
12950 * config/arc/lib1funcs.asm: Likewise.
12951 * config/arm/bpabi-v6m.S: Likewise.
12952 * config/arm/bpabi.S: Likewise.
12953 * config/arm/bpabi.c: Likewise.
12954 * config/arm/crti.asm: Likewise.
12955 * config/arm/crtn.asm: Likewise.
12956 * config/arm/ieee754-df.S: Likewise.
12957 * config/arm/ieee754-sf.S: Likewise.
12958 * config/arm/lib1funcs.asm: Likewise.
12959 * config/arm/libunwind.S: Likewise.
12960 * config/arm/linux-atomic.c: Likewise.
12961 * config/arm/mmintrin.h: Likewise.
12962 * config/arm/pr-support.c: Likewise.
12963 * config/arm/unaligned-funcs.c: Likewise.
12964 * config/arm/unwind-arm.c: Likewise.
12965 * config/arm/unwind-arm.h: Likewise.
12966 * config/avr/libgcc.S: Likewise.
12967 * config/bfin/crti.s: Likewise.
12968 * config/bfin/crtlibid.s: Likewise.
12969 * config/bfin/crtn.s: Likewise.
12970 * config/bfin/lib1funcs.asm: Likewise.
12971 * config/bfin/linux-unwind.h: Likewise.
12972 * config/cris/arit.c: Likewise.
12973 * config/cris/cris_abi_symbol.c: Likewise.
12974 * config/darwin-64.c: Likewise.
12975 * config/darwin-crt2.c: Likewise.
12976 * config/darwin-crt3.c: Likewise.
12977 * config/darwin.h: Likewise.
12978 * config/dbxelf.h: Likewise.
12979 * config/dfp-bit.c: Likewise.
12980 * config/dfp-bit.h: Likewise.
12981 * config/elfos.h: Likewise.
12982 * config/fixed-bit.c: Likewise.
12983 * config/fixed-bit.h: Likewise.
12984 * config/fp-bit.c: Likewise.
12985 * config/fp-bit.h: Likewise.
12986 * config/fr30/crti.asm: Likewise.
12987 * config/fr30/crtn.asm: Likewise.
12988 * config/fr30/lib1funcs.asm: Likewise.
12989 * config/freebsd-spec.h: Likewise.
12990 * config/frv/cmovd.c: Likewise.
12991 * config/frv/cmovh.c: Likewise.
12992 * config/frv/cmovw.c: Likewise.
12993 * config/frv/frvbegin.c: Likewise.
12994 * config/frv/frvend.c: Likewise.
12995 * config/frv/lib1funcs.asm: Likewise.
12996 * config/glibc-stdint.h: Likewise.
12997 * config/h8300/clzhi2.c: Likewise.
12998 * config/h8300/crti.asm: Likewise.
12999 * config/h8300/crtn.asm: Likewise.
13000 * config/h8300/ctzhi2.c: Likewise.
13001 * config/h8300/fixunssfsi.c: Likewise.
13002 * config/h8300/lib1funcs.asm: Likewise.
13003 * config/h8300/parityhi2.c: Likewise.
13004 * config/h8300/popcounthi2.c: Likewise.
13005 * config/i386/ammintrin.h: Likewise.
13006 * config/i386/att.h: Likewise.
13007 * config/i386/avxintrin.h: Likewise.
13008 * config/i386/biarch64.h: Likewise.
13009 * config/i386/bmmintrin.h: Likewise.
13010 * config/i386/cpuid.h: Likewise.
13011 * config/i386/cross-stdarg.h: Likewise.
13012 * config/i386/crtfastmath.c: Likewise.
13013 * config/i386/crtprec.c: Likewise.
13014 * config/i386/cygming-crtbegin.c: Likewise.
13015 * config/i386/cygming-crtend.c: Likewise.
13016 * config/i386/cygwin.asm: Likewise.
13017 * config/i386/emmintrin.h: Likewise.
13018 * config/i386/gmm_malloc.h: Likewise.
13019 * config/i386/gthr-win32.c: Likewise.
13020 * config/i386/i386.h: Likewise.
13021 * config/i386/immintrin.h: Likewise.
13022 * config/i386/linux-unwind.h: Likewise.
13023 * config/i386/linux64.h: Likewise.
13024 * config/i386/mm3dnow.h: Likewise.
13025 * config/i386/mmintrin-common.h: Likewise.
13026 * config/i386/mmintrin.h: Likewise.
13027 * config/i386/nmmintrin.h: Likewise.
13028 * config/i386/pmm_malloc.h: Likewise.
13029 * config/i386/pmmintrin.h: Likewise.
13030 * config/i386/smmintrin.h: Likewise.
13031 * config/i386/sol2-c1.asm: Likewise.
13032 * config/i386/sol2-ci.asm: Likewise.
13033 * config/i386/sol2-cn.asm: Likewise.
13034 * config/i386/sol2-gc1.asm: Likewise.
13035 * config/i386/tmmintrin.h: Likewise.
13036 * config/i386/unix.h: Likewise.
13037 * config/i386/w32-unwind.h: Likewise.
13038 * config/i386/wmmintrin.h: Likewise.
13039 * config/i386/x86-64.h: Likewise.
13040 * config/i386/x86intrin.h: Likewise.
13041 * config/i386/xmmintrin.h: Likewise.
13042 * config/ia64/crtbegin.asm: Likewise.
13043 * config/ia64/crtend.asm: Likewise.
13044 * config/ia64/crtfastmath.c: Likewise.
13045 * config/ia64/crti.asm: Likewise.
13046 * config/ia64/crtn.asm: Likewise.
13047 * config/ia64/fde-glibc.c: Likewise.
13048 * config/ia64/lib1funcs.asm: Likewise.
13049 * config/ia64/linux-unwind.h: Likewise.
13050 * config/ia64/quadlib.c: Likewise.
13051 * config/ia64/unwind-ia64.c: Likewise.
13052 * config/linux.h: Likewise.
13053 * config/m32c/m32c-lib1.S: Likewise.
13054 * config/m32c/m32c-lib2-trapv.c: Likewise.
13055 * config/m32c/m32c-lib2.c: Likewise.
13056 * config/m32r/initfini.c: Likewise.
13057 * config/m68hc11/larith.asm: Likewise.
13058 * config/m68hc11/m68hc11-crt0.S: Likewise.
13059 * config/m68k/cf.md: Likewise.
13060 * config/m68k/crti.s: Likewise.
13061 * config/m68k/crtn.s: Likewise.
13062 * config/m68k/lb1sf68.asm: Likewise.
13063 * config/m68k/linux-unwind.h: Likewise.
13064 * config/mcore/crti.asm: Likewise.
13065 * config/mcore/crtn.asm: Likewise.
13066 * config/mcore/lib1.asm: Likewise.
13067 * config/mips/linux-unwind.h: Likewise.
13068 * config/mips/loongson.h: Likewise.
13069 * config/mips/mips16.S: Likewise.
13070 * config/mmix/crti.asm: Likewise.
13071 * config/mmix/crtn.asm: Likewise.
13072 * config/pa/fptr.c: Likewise.
13073 * config/pa/hpux-unwind.h: Likewise.
13074 * config/pa/lib2funcs.asm: Likewise.
13075 * config/pa/linux-atomic.c: Likewise.
13076 * config/pa/linux-unwind.h: Likewise.
13077 * config/pa/milli64.S: Likewise.
13078 * config/pa/quadlib.c: Likewise.
13079 * config/pa/stublib.c: Likewise.
13080 * config/picochip/libgccExtras/adddi3.asm: Likewise.
13081 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
13082 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
13083 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
13084 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
13085 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
13086 * config/picochip/libgccExtras/divmod15.asm: Likewise.
13087 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
13088 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
13089 * config/picochip/libgccExtras/longjmp.asm: Likewise.
13090 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
13091 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
13092 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
13093 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
13094 * config/picochip/libgccExtras/setjmp.asm: Likewise.
13095 * config/picochip/libgccExtras/subdi3.asm: Likewise.
13096 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
13097 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
13098 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
13099 * config/rs6000/750cl.h: Likewise.
13100 * config/rs6000/altivec.h: Likewise.
13101 * config/rs6000/biarch64.h: Likewise.
13102 * config/rs6000/crtresfpr.asm: Likewise.
13103 * config/rs6000/crtresgpr.asm: Likewise.
13104 * config/rs6000/crtresxfpr.asm: Likewise.
13105 * config/rs6000/crtresxgpr.asm: Likewise.
13106 * config/rs6000/crtsavfpr.asm: Likewise.
13107 * config/rs6000/crtsavgpr.asm: Likewise.
13108 * config/rs6000/darwin-asm.h: Likewise.
13109 * config/rs6000/darwin-fallback.c: Likewise.
13110 * config/rs6000/darwin-fpsave.asm: Likewise.
13111 * config/rs6000/darwin-ldouble.c: Likewise.
13112 * config/rs6000/darwin-tramp.asm: Likewise.
13113 * config/rs6000/darwin-unwind.h: Likewise.
13114 * config/rs6000/darwin-vecsave.asm: Likewise.
13115 * config/rs6000/darwin-world.asm: Likewise.
13116 * config/rs6000/e500crtres32gpr.asm: Likewise.
13117 * config/rs6000/e500crtres64gpr.asm: Likewise.
13118 * config/rs6000/e500crtres64gprctr.asm: Likewise.
13119 * config/rs6000/e500crtrest32gpr.asm: Likewise.
13120 * config/rs6000/e500crtrest64gpr.asm: Likewise.
13121 * config/rs6000/e500crtresx32gpr.asm: Likewise.
13122 * config/rs6000/e500crtresx64gpr.asm: Likewise.
13123 * config/rs6000/e500crtsav32gpr.asm: Likewise.
13124 * config/rs6000/e500crtsav64gpr.asm: Likewise.
13125 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
13126 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
13127 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
13128 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
13129 * config/rs6000/eabi-ci.asm: Likewise.
13130 * config/rs6000/eabi-cn.asm: Likewise.
13131 * config/rs6000/eabi.asm: Likewise.
13132 * config/rs6000/linux-unwind.h: Likewise.
13133 * config/rs6000/linux64.h: Likewise.
13134 * config/rs6000/paired.h: Likewise.
13135 * config/rs6000/paired.md: Likewise.
13136 * config/rs6000/ppc64-fp.c: Likewise.
13137 * config/rs6000/ppu_intrinsics.h: Likewise.
13138 * config/rs6000/rs6000.h: Likewise.
13139 * config/rs6000/si2vmx.h: Likewise.
13140 * config/rs6000/sol-ci.asm: Likewise.
13141 * config/rs6000/sol-cn.asm: Likewise.
13142 * config/rs6000/spe.h: Likewise.
13143 * config/rs6000/spu2vmx.h: Likewise.
13144 * config/rs6000/sysv4.h: Likewise.
13145 * config/rs6000/tramp.asm: Likewise.
13146 * config/rs6000/vec_types.h: Likewise.
13147 * config/s390/linux-unwind.h: Likewise.
13148 * config/s390/tpf-unwind.h: Likewise.
13149 * config/score/crti.asm: Likewise.
13150 * config/score/crtn.asm: Likewise.
13151 * config/sh/crt1.asm: Likewise.
13152 * config/sh/crti.asm: Likewise.
13153 * config/sh/crtn.asm: Likewise.
13154 * config/sh/divtab-sh4-300.c: Likewise.
13155 * config/sh/divtab-sh4.c: Likewise.
13156 * config/sh/divtab.c: Likewise.
13157 * config/sh/lib1funcs-4-300.asm: Likewise.
13158 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
13159 * config/sh/lib1funcs.asm: Likewise.
13160 * config/sh/lib1funcs.h: Likewise.
13161 * config/sh/linux-atomic.asm: Likewise.
13162 * config/sh/linux-unwind.h: Likewise.
13163 * config/sh/shmedia.h: Likewise.
13164 * config/sh/sshmedia.h: Likewise.
13165 * config/sh/ushmedia.h: Likewise.
13166 * config/sparc/crtfastmath.c: Likewise.
13167 * config/sparc/linux-unwind.h: Likewise.
13168 * config/sparc/sol2-c1.asm: Likewise.
13169 * config/sparc/sol2-ci.asm: Likewise.
13170 * config/sparc/sol2-cn.asm: Likewise.
13171 * config/spu/divmodti4.c: Likewise.
13172 * config/spu/divv2df3.c: Likewise.
13173 * config/spu/float_disf.c: Likewise.
13174 * config/spu/float_unsdidf.c: Likewise.
13175 * config/spu/float_unsdisf.c: Likewise.
13176 * config/spu/float_unssidf.c: Likewise.
13177 * config/spu/mfc_multi_tag_release.c: Likewise.
13178 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13179 * config/spu/mfc_tag_release.c: Likewise.
13180 * config/spu/mfc_tag_reserve.c: Likewise.
13181 * config/spu/mfc_tag_table.c: Likewise.
13182 * config/spu/multi3.c: Likewise.
13183 * config/spu/spu_internals.h: Likewise.
13184 * config/spu/spu_intrinsics.h: Likewise.
13185 * config/spu/spu_mfcio.h: Likewise.
13186 * config/spu/vec_types.h: Likewise.
13187 * config/spu/vmx2spu.h: Likewise.
13188 * config/stormy16/stormy16-lib2.c: Likewise.
13189 * config/svr4.h: Likewise.
13190 * config/sync.c: Likewise.
13191 * config/v850/lib1funcs.asm: Likewise.
13192 * config/vxlib-tls.c: Likewise.
13193 * config/vxlib.c: Likewise.
13194 * config/vxworks-dummy.h: Likewise.
13195 * config/xtensa/crti.asm: Likewise.
13196 * config/xtensa/crtn.asm: Likewise.
13197 * config/xtensa/ieee754-df.S: Likewise.
13198 * config/xtensa/ieee754-sf.S: Likewise.
13199 * config/xtensa/lib1funcs.asm: Likewise.
13200 * config/xtensa/lib2funcs.S: Likewise.
13201 * config/xtensa/linux-unwind.h: Likewise.
13202 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13203 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13204 * coretypes.h: Likewise.
13205 * crtstuff.c: Likewise.
13206 * defaults.h: Likewise.
13207 * dwarf2.h: Likewise.
13208 * emutls.c: Likewise.
13209 * gbl-ctors.h: Likewise.
13210 * gcov-io.h: Likewise.
13211 * ginclude/float.h: Likewise.
13212 * ginclude/iso646.h: Likewise.
13213 * ginclude/stdarg.h: Likewise.
13214 * ginclude/stdbool.h: Likewise.
13215 * ginclude/stddef.h: Likewise.
13216 * ginclude/stdfix.h: Likewise.
13217 * ginclude/stdint-gcc.h: Likewise.
13218 * ginclude/tgmath.h: Likewise.
13219 * gthr-aix.h: Likewise.
13220 * gthr-dce.h: Likewise.
13221 * gthr-gnat.c: Likewise.
13222 * gthr-gnat.h: Likewise.
13223 * gthr-lynx.h: Likewise.
13224 * gthr-mipssde.h: Likewise.
13225 * gthr-nks.h: Likewise.
13226 * gthr-posix.c: Likewise.
13227 * gthr-posix.h: Likewise.
13228 * gthr-posix95.h: Likewise.
13229 * gthr-rtems.h: Likewise.
13230 * gthr-single.h: Likewise.
13231 * gthr-solaris.h: Likewise.
13232 * gthr-tpf.h: Likewise.
13233 * gthr-vxworks.h: Likewise.
13234 * gthr-win32.h: Likewise.
13235 * gthr.h: Likewise.
13236 * libgcc2.c: Likewise.
13237 * libgcc2.h: Likewise.
13238 * libgcov.c: Likewise.
13239 * tsystem.h: Likewise.
13240 * typeclass.h: Likewise.
13241 * unwind-c.c: Likewise.
13242 * unwind-compat.h: Likewise.
13243 * unwind-dw2-fde-compat.c: Likewise.
13244 * unwind-dw2-fde-darwin.c: Likewise.
13245 * unwind-dw2-fde-glibc.c: Likewise.
13246 * unwind-dw2-fde.c: Likewise.
13247 * unwind-dw2-fde.h: Likewise.
13248 * unwind-dw2.c: Likewise.
13249 * unwind-dw2.h: Likewise.
13250 * unwind-generic.h: Likewise.
13251 * unwind-pe.h: Likewise.
13252 * unwind-sjlj.c: Likewise.
13253 * unwind.inc: Likewise.
13254 * config/arm/neon-gen.ml: Change generated copyright header to
13255 refer to version 3 of the GNU General Public License with
13256 version 3.1 of the GCC Runtime Library Exception and to point
13257 readers at the COPYING3 and COPYING3.RUNTIME files and the
13258 FSF's license web page.
13259 * config/arm/arm_neon.h: Regenerate.
13261 2009-04-09 Jakub Jelinek <jakub@redhat.com>
13263 * config/cris/cris.md: Change copyright header to refer to version
13264 3 of the GNU General Public License.
13265 * doc/install.texi2html: Change copyright header to refer to version
13266 3 of the GNU General Public License and to point readers at the
13267 COPYING3 file and the FSF's license web page.
13268 * config/vax/linux.h: Likewise.
13270 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13272 * config/i386/i386.md (cmpcc): New.
13273 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
13274 (sync_compare_and_swap_cc*): Delete.
13276 * config/s390/s390.c (s390_compare_emitted): Remove.
13277 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
13278 s390_compare_emitted used to be handled. Assert that modes match.
13279 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
13280 refer to sync_compare_and_swap_ccsi.
13281 * config/s390/s390.h (s390_compare_emitted): Remove.
13282 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
13283 instead of s390_compare_emitted.
13284 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
13285 instead of s390_compare_emitted.
13286 * config/s390/s390.md (cmpcc): New.
13287 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
13288 CC_REGNUM, do not pretend it's set.
13289 (sync_compare_and_swap_cc*): Delete.
13290 * config/s390/predicates.md (cc_reg_operand): New.
13292 * expr.c (sync_compare_and_swap_cc): Delete.
13293 * optabs.h (sync_compare_and_swap_cc): Delete.
13294 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
13295 is being used with can_compare_p.
13296 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
13297 (find_cc_set): New.
13298 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
13299 look for a MODE_CC set instead. Use emit_store_flag.
13300 (expand_compare_and_swap_loop): Likewise, with some additional
13301 complication to avoid a force_reg when useless. Use
13302 emit_cmp_and_jump_insns.
13303 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
13304 * doc/md.texi (sync_compare_and_swap_cc): Merge with
13305 sync_compare_and_swap documentation.
13307 2009-04-09 Jan Hubicka <jh@suse.cz>
13309 * except.c (find_prev_try): Break out from ....
13310 (duplicate_eh_regions): ... here; properly update prev_try pointers
13311 when duplication part of tree.
13312 (dump_eh_tree): Improve dumping.
13313 (verify_eh_region): New.
13314 (verify_eh_tree): Use it.
13316 2009-04-06 Richard Guenther <rguenther@suse.de>
13318 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
13319 &ARRAY addresses by adjusting their types and prepending
13321 * tree-cfg.c (verify_gimple_assign_single): Verify that
13322 addresses are correct.
13324 2009-04-09 Richard Guenther <rguenther@suse.de>
13326 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
13327 indices into an array reference if possible.
13328 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13329 Fold POINTER_PLUS_EXPR statements with invariant address.
13331 2009-04-09 Alan Modra <amodra@bigpond.net.au>
13334 * config.gcc (powerpc64-*-linux*): Always build biarch.
13336 2009-04-09 Joseph Myers <joseph@codesourcery.com>
13339 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
13340 it and pedwarn if this results in an INTEGER_CST.
13342 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13344 * doc/install.texi: Update minimum GMP version. Remove obsolete
13345 text in MPFR section.
13347 2009-04-08 Jakub Jelinek <jakub@redhat.com>
13349 * dwarf2out.c (class_scope_p): New static inline.
13350 (class_or_namespace_scope_p): Use it.
13351 (gen_variable_die): Use DW_TAG_member tag for static data member
13352 declarations instead of DW_TAG_variable.
13354 PR middle-end/39573
13355 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
13358 2009-04-08 Richard Guenther <rguenther@suse.de>
13360 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
13361 valueize random data.
13363 2009-04-08 David Edelsohn <edelsohn@gnu.org>
13365 * config.gcc (aix tm_file): Add aix-stdint.h.
13366 (aix tm clause use_gcc_stdint): Set to wrap.
13367 * config/rs6000/aix-stdint.h: New file.
13369 2009-04-08 Richard Guenther <rguenther@suse.de>
13371 PR middle-end/36291
13372 * tree-dfa.c (add_referenced_var): Do not recurse into
13373 global initializers.
13374 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
13376 (fold_const_aggregate_ref): Likewise.
13378 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13380 * recog.c (ordered_comparison_operator): New.
13381 * gensupport.c (std_preds): Add it.
13382 * doc/md.texi (Machine-Independent Predicates): Document it.
13384 2009-04-08 Jan Hubicka <jh@suse.cz>
13386 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
13387 * function.h (rtl_eh): Remove exception_handler_label_map.
13388 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
13389 remove_exception_handler_label, for_each_eh_label_1): Remove.
13390 (rtl_remove_unreachable_regions): Remove.
13391 (convert_from_eh_region_ranges): Do not remove unreachable regions.
13392 (find_exception_handler_labels): Don't build the hashtable.
13393 (maybe_remove_eh_handler): Remove.
13394 (for_each_eh_label): Rewrite to walk the tree.
13395 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
13396 * except.h (maybe_remove_eh_handler): Remove.
13397 * passes.c (init_optimization_passes): Schedule second EH cleanup
13399 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
13400 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
13402 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13404 * genoutput.c (validate_optab_operands): New.
13405 (gen_insn, gen_expand): Call it.
13407 * genflags.c (gen_insn): Detect misused iterators.
13408 (main): Pass line_no to gen_insn, exit with status 1 on error.
13410 * genextract.c (line_no): Make global.
13411 (VEC_safe_set_locstr): Change assertion to error message.
13412 (main): Exit with status 1 on error.
13414 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13418 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13419 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13420 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13421 * c-convert.c (convert): Do not call fold on results of conversion
13422 functions when the result is a C_MAYBE_CONST_EXPR.
13423 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13424 of __builtin_choose_expr.
13425 * c-typeck.c (remove_c_maybe_const_expr): New.
13426 (build_unary_op, build_conditional_expr, build_compound_expr,
13427 build_binary_op, c_objc_common_truthvalue_conversion): Call
13428 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13431 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13433 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13434 CODE to produce a new one. Add a prototype to use fold_convert_const
13436 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13439 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13440 mix declarations and code.
13442 2009-04-08 Ben Elliston <bje@au.ibm.com>
13444 * gcc.c: Replace `CC' with `GCC' throughout.
13446 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13448 * doc/invoke.texi: Document Atom support.
13450 2009-04-07 Jason Merrill <jason@redhat.com>
13453 * c-common.h, c-common.c: Add flag_pretty_templates.
13454 * c-opts.c (c_common_handle_option): Set it.
13455 * c.opt: Add -fno-pretty-templates.
13456 * doc/invoke.texi (C++ Dialect Options): Likewise.
13458 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13460 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13461 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13462 (ia64_expand_builtin): Likewise.
13464 2009-04-07 Martin Jambor <mjambor@suse.cz>
13466 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13467 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13468 ADDR_EXPRS are include too.
13470 2009-04-07 Richard Guenther <rguenther@suse.de>
13472 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13473 decls are only used if passes as parameters or if they are
13474 local statics and the call is not to a builtin.
13475 (call_may_clobber_ref_p_1): Likewise.
13477 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13479 * expr.c (do_store_flag): Remove last argument. Simplify code
13480 to avoid duplication of tests already done by can_compare_p.
13481 (expand_expr_real_1): Adjust caller.
13483 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13485 * optabs.c (can_compare_p): Test the predicate of a
13486 cbranch and cstore pattern.
13488 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13490 * expr.c (convert_move): Use emit_store_flag instead of
13493 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13495 * config/i386/i386.c (ix86_compare_emitted): Remove.
13496 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13497 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13498 * config/i386/i386.h (ix86_compare_emitted): Remove.
13499 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13500 instead of ix86_compare_emitted.
13501 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13503 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13505 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13506 Add t-sysroot-suffix to tmake_file.
13507 * config/print-sysroot-suffix.sh: New file.
13508 * config/t-sysroot-suffix: New file.
13510 2009-04-07 Ben Elliston <bje@au.ibm.com>
13512 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13513 as the latter produces a warning when the target does not support
13516 2009-04-07 Ben Elliston <bje@au.ibm.com>
13518 * dfp.c: Replace type punning assignments with memcpy throughout.
13519 * Makefile.in (dfp.o-warn): Remove.
13521 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13524 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13525 Include soft-fp/t-softfp after rs6000/t-linux64.
13527 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13529 * stor-layout.c (set_sizetype): Use the full precision of their
13530 machine mode for bitsize types.
13532 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13534 * config/i386/i386.md: Revert 2 accidental checkins.
13536 2009-04-06 Joey Ye <joey.ye@intel.com>
13537 Xuepeng Guo <xuepeng.guo@intel.com>
13538 H.J. Lu <hongjiu.lu@intel.com>
13540 Atom pipeline model, tuning and insn selection.
13541 * config.gcc (atom): Add atom config options and target.
13543 * config/i386/atom.md: New.
13545 * config/i386/i386.c (atom_cost): New cost.
13546 (m_ATOM): New macro flag.
13547 (initial_ix86_tune_features): Set m_ATOM.
13548 (x86_accumulate_outgoing_args): Likewise.
13549 (x86_arch_always_fancy_math_387): Likewise.
13550 (processor_target): Add Atom cost.
13551 (cpu_names): Add Atom cpu name.
13552 (override_options): Set Atom ISA.
13553 (ix86_issue_rate): New case PROCESSOR_ATOM.
13554 (ix86_adjust_cost): Likewise.
13556 * config/i386/i386.h (TARGET_ATOM): New target macro.
13557 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13558 (TARGET_OPT_AGU): New target option.
13559 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13560 (processor_type): Add PROCESSOR_ATOM.
13562 * config/i386/i386.md (cpu): Add new value "atom".
13563 (use_carry, movu): New attr.
13564 (atom.md): Include atom.md.
13565 (adddi3_carry_rex64): Set attr "use_carry".
13566 (addqi3_carry): Likewise.
13567 (addhi3_carry): Likewise.
13568 (addsi3_carry): Likewise.
13569 (*addsi3_carry_zext): Likewise.
13570 (subdi3_carry_rex64): Likewise.
13571 (subqi3_carry): Likewise.
13572 (subhi3_carry): Likewise.
13573 (subsi3_carry): Likewise.
13574 (x86_movdicc_0_m1_rex64): Likewise.
13575 (*x86_movdicc_0_m1_se): Likewise.
13576 (x86_movsicc_0_m1): Likewise.
13577 (*x86_movsicc_0_m1_se): Likewise.
13578 (*adddi_1_rex64): Emit add insn as much as possible.
13579 (*addsi_1): Likewise.
13580 (return_internal): Set atom_unit.
13581 (return_internal_long): Likewise.
13582 (return_pop_internal): Likewise.
13583 (*rcpsf2_sse): Set atom_sse_attr attr.
13584 (*qrt<mode>2_sse): Likewise.
13585 (*prefetch_sse): Likewise.
13587 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13589 (ix86_target_macros_internal): Likewise.
13591 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13592 (*prefetch_sse_rex): Likewise.
13593 (sse_rcpv4sf2): Likewise.
13594 (sse_vmrcpv4sf2): Likewise.
13595 (sse_sqrtv4sf2): Likewise.
13596 (<sse>_vmsqrt<mode>2): Likewise.
13597 (sse_ldmxcsr): Likewise.
13598 (sse_stmxcsr): Likewise.
13599 (*sse_sfence): Likewise.
13600 (sse2_clflush): Likewise.
13601 (*sse2_mfence): Likewise.
13602 (*sse2_lfence): Likewise.
13603 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13604 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13605 (avx_movdqu<avxmodesuffix>): Likewise.
13606 (avx_lddqu<avxmodesuffix>): Likewise.
13607 (sse2_movntv2di): Change attr "type" to "ssemov".
13608 (sse2_movntsi): Likewise.
13609 (rsqrtv8sf2): Change attr "type" to "sseadd".
13610 (sse3_addsubv2df3): Set attr "atom_unit".
13611 (sse3_h<plusminus_insn>v4sf3): Likewise.
13612 (*sse2_pmaddwd): Likewise.
13613 (*vec_extractv2di_1_rex64): Likewise.
13614 (*vec_extractv2di_1_avx): Likewise.
13615 (sse2_psadbw): Likewise.
13616 (ssse3_phaddwv8hi3): Likewise.
13617 (ssse3_phaddwv4hi3): Likewise.
13618 (ssse3_phadddv4si3): Likewise.
13619 (ssse3_phadddv2si3): Likewise.
13620 (ssse3_phaddswv8hi3): Likewise.
13621 (ssse3_phaddswv4hi3): Likewise.
13622 (ssse3_phsubwv8hi3): Likewise.
13623 (ssse3_phsubwv4hi3): Likewise.
13624 (ssse3_phsubdv4si3): Likewise.
13625 (ssse3_phsubdv2si3): Likewise.
13626 (ssse3_phsubswv8hi3): Likewise.
13627 (ssse3_phsubswv4hi3): Likewise.
13628 (ssse3_pmaddubsw128): Likewise.
13629 (sse3_pmaddubsw: Likewise.
13630 (ssse3_palignrti): Likewise.
13631 (ssse3_palignrdi): Likewise.
13633 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13635 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13637 2009-04-06 Richard Guenther <rguenther@suse.de>
13639 PR tree-optimization/28868
13640 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13641 of which PHI results we inserted.
13642 (insert_into_preds_of_block): Record inserted PHIs.
13643 (eliminate): Eliminate redundant PHI nodes.
13644 (init_pre): Init inserted_phi_names.
13646 2009-04-06 Richard Guenther <rguenther@suse.de>
13648 PR tree-optimization/39643
13649 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13650 IMAGPART_EXPRs of complex constants.
13651 (execute_fold_all_builtins): If we folded a call queue
13652 TODO_update_address_taken.
13654 2009-04-06 Jan Hubicka <jh@suse.cz>
13656 PR middle-end/39659
13657 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13660 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13662 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13664 (ic_invalidate_array): Likewise.
13666 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13668 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13669 alignment for library calls.
13671 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13673 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13674 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13675 * config/i386/mingw-stdint.h: New file.
13677 2009-04-05 Richard Guenther <rguenther@suse.de>
13679 PR tree-optimization/39648
13680 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13681 our &A vs. &A[0] IL deficiencies.
13683 2009-04-04 Jan Hubicka <jh@suse.cz>
13685 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13686 removed toplevel regions.
13687 (sjlj_mark_call_sites): Likewise.
13689 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13691 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13692 (cygwin tm clause use_gcc_stdint): Set to wrap.
13693 * config/i386/cygwin-stdint.h: New file.
13695 2009-04-04 Richard Guenther <rguenther@suse.de>
13697 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13698 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13699 single-argument PHIs if we are in loop-closed SSA form.
13700 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13701 for the pre-condition.
13702 (slpeel_tree_peel_loop_to_edge): Likewise.
13703 (vect_build_loop_niters): Take an optional sequence to append stmts.
13704 (vect_generate_tmps_on_preheader): Likewise.
13705 (vect_do_peeling_for_loop_bound): Take extra guards for the
13707 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13708 the cost model check.
13709 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13710 guards if we are going to peel. Do not apply versioning in that case.
13711 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13712 (vect_do_peeling_for_loop_bound): Likewise.
13713 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13714 loop bound only record extra pre-conditions, do not apply loop
13717 2009-04-04 Richard Guenther <rguenther@suse.de>
13719 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13722 2009-04-04 Jan Hubicka <jh@suse.cz>
13724 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13725 last_basic_block for size of bb->index indexed array.
13726 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13727 compute_out, link_btr_uses, build_btr_def_use_webs,
13728 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13730 2009-04-04 Jan Hubicka <jh@suse.cz>
13732 * except.c (remove_eh_handler_and_replace): Break out from ...
13733 (remove_eh_handler): ... here.
13734 (bring_to_root): New function.
13735 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13736 handled ones, bring others to root of tree.
13738 2009-04-04 Jan Hubicka <jh@suse.cz>
13740 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13741 (all_phis_safe_to_merge): New function.
13742 (update_info): New structure.
13743 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13744 (cleanup_empty_eh): Update SSA if possible.
13746 2009-04-04 Richard Guenther <rguenther@suse.de>
13748 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13749 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13750 (append_vuse): Likewise.
13752 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13754 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13755 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13756 instead of REG_UNSAVED for DW_CFA_undefined.
13757 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13758 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13761 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13764 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13765 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13766 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13768 2009-04-04 Richard Guenther <rguenther@suse.de>
13770 PR tree-optimization/8781
13771 PR tree-optimization/37892
13772 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13773 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13774 (valueize_refs): Call it for *& valueizations.
13775 (shared_reference_ops_from_ref): Rename to ...
13776 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13777 (shared_reference_ops_from_call): Rename to ...
13778 (valueize_shared_reference_ops_from_call): ... this and valueize.
13779 (vn_reference_lookup): Update.
13780 (visit_reference_op_call): Likewise.
13781 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13782 (eliminate): Value-replace the call address in call statements.
13784 2009-04-04 Richard Guenther <rguenther@suse.de>
13786 PR tree-optimization/39636
13787 * tree-ssa-forwprop.c
13788 (forward_propagate_addr_into_variable_array_index): Check for
13789 GIMPLE_ASSIGN before accessing the rhs code.
13791 2009-04-03 Jason Merrill <jason@redhat.com>
13793 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13795 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13797 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13798 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13799 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13800 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13801 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13802 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13803 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13804 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13805 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13806 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13807 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13808 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13809 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13810 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13811 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13812 Use fr_reg_or_fp01_operand instead of fr_register_operand
13814 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13815 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13816 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13818 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13820 PR rtl-optimization/39607
13821 PR rtl-optimization/39631
13825 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13826 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13827 instead of DF_LR_OUT.
13828 * ira-lives.c (process_bb_node_lives): Ditto.
13829 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13830 instead of DF_LR_{OUT,IN}.
13831 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13832 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13834 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13836 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13837 (execute_lower_omp): Always run but take the short way out if -fopenmp
13839 (gate_lower_omp): Remove, forcing the pass manager to always run the
13840 pass and always set PROP_gimple_lomp.
13841 (pass_lower_omp): Remove gate function.
13842 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13843 PROP_trees. Instead, require it.
13844 * ipa-cp.c (pass_ipa_cp): Likewise.
13845 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13846 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13847 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13848 and PROP_gimple_leh.
13850 2009-04-03 Richard Guenther <rguenther@suse.de>
13852 PR middle-end/13146
13853 PR tree-optimization/23940
13854 PR tree-optimization/33237
13855 PR middle-end/33974
13856 PR middle-end/34093
13857 PR tree-optimization/36201
13858 PR tree-optimization/36230
13859 PR tree-optimization/38049
13860 PR tree-optimization/38207
13861 PR tree-optimization/38230
13862 PR tree-optimization/38301
13863 PR tree-optimization/38585
13864 PR middle-end/38895
13865 PR tree-optimization/38985
13866 PR tree-optimization/39299
13867 * tree-ssa-structalias.h: Remove.
13868 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13869 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13870 (struct vuse_element_d): Remove.
13871 (struct vuse_vec_d): Likewise.
13872 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13873 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13874 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13875 VUSE_ELEMENT_VAR): Likewise.
13876 (struct voptype_d): Likewise.
13877 (NUM_VOP_FREE_BUCKETS): Likewise.
13878 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13879 (struct stmt_operands_d): Remove.
13880 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13881 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13882 VDEF_NUM, VDEF_VECT): Likewise.
13883 (copy_virtual_operands): Remove.
13884 (operand_build_cmp): Likewise.
13885 (create_ssa_artificial_load_stmt): Likewise.
13886 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13887 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13888 vuse_index and mayuse_index members. Pack and move done and iter_type
13889 members to the front.
13890 (SSA_OP_VMAYUSE): Remove.
13891 (SSA_OP_VIRTUAL_USES): Adjust.
13892 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13893 (unlink_stmt_vdef): Declare.
13894 (add_to_addressable_set): Remove.
13895 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13896 (vrp_visit_stmt): Likewise.
13897 * doc/tree-ssa.texi (Alias analysis): Update.
13898 * doc/invoke.texi (max-aliased-vops): Remove docs.
13899 (avg-aliased-vops): Likewise.
13900 * tree-into-ssa.c (syms_to_rename): Remove.
13901 (need_to_update_vops_p): Likewise.
13902 (need_to_initialize_update_ssa_p): Rename to ...
13903 (update_ssa_initialized_fn): ... this. Track function we are
13905 (symbol_marked_for_renaming): Simplify.
13906 (add_new_name_mapping): Do not set need_to_update_vops_p.
13907 (dump_currdefs): Use SYMS_TO_RENAME.
13908 (rewrite_update_stmt): Always walk all uses/defs.
13909 (dump_update_ssa): Adjust.
13910 (init_update_ssa): Take function argument. Track what we are
13912 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13913 (create_new_def_for): Initialize for cfun, assert we are initialized
13915 (mark_sym_for_renaming): Simplify.
13916 (mark_set_for_renaming): Do not initialize update-ssa.
13917 (need_ssa_update_p): Simplify. Take function argument.
13918 (name_mappings_registered_p): Assert we ask for the correct function.
13919 (name_registered_for_update_p): Likewise.
13920 (ssa_names_to_replace): Likewise.
13921 (release_ssa_name_after_update_ssa): Likewise.
13922 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13923 (dump_decl_set): Do not print a newline.
13924 (debug_decl_set): Do it here.
13925 (dump_update_ssa): And here.
13926 * tree-ssa-loop-im.c (move_computations): Adjust.
13927 (movement_possibility): Likewise.
13928 (determine_max_movement): Likewise.
13929 (gather_mem_refs_stmt): Likewise.
13930 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13931 or NAME_MEMORY_TAG.
13932 * tree-complex.c (update_all_vops): Remove.
13933 (expand_complex_move): Adjust.
13934 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13935 Simplify test for memory referencing statement. Exclude
13936 non-invariant ADDR_EXPRs.
13937 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13938 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13939 (rdg_flag_uses): Likewise.
13940 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13942 (tree_optimize_tail_calls_1): Also split the
13943 edge from the entry block if we have degenerate PHI nodes in
13944 the first basic block.
13945 * tree.c (init_ttree): Remove memory-tag related code.
13946 (tree_code_size): Likewise.
13947 (tree_node_structure): Likewise.
13948 (build7_stat): Re-write to be build6_stat.
13949 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13950 (SSA_VAR_P): Adjust.
13951 (struct tree_memory_tag): Remove.
13952 (struct tree_memory_partition_tag): Likewise.
13953 (union tree_node): Adjust.
13954 (build7): Re-write to be build6.
13955 * tree-pass.h (pass_reset_cc_flags): Remove.
13956 (TODO_update_address_taken): New flag.
13957 (pass_simple_dse): Remove.
13958 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13959 * params.h (MAX_ALIASED_VOPS): Remove.
13960 (AVG_ALIASED_VOPS): Likewise.
13961 * omp-low.c (expand_omp_taskreg): Update SSA form.
13962 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13963 aliases the lhs in a copy stmt.
13964 * tree-ssa-dse.c (struct address_walk_data): Remove.
13965 (memory_ssa_name_same): Likewise.
13966 (memory_address_same): Likewise.
13967 (get_kill_of_stmt_lhs): Likewise.
13968 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13969 unused stores. Look through PHI nodes into post-dominated regions.
13970 (dse_optimize_stmt): Simplify. Properly remove stores.
13971 (tree_ssa_dse): Compute dominators.
13972 (execute_simple_dse): Remove.
13973 (pass_simple_dse): Likewise.
13974 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13975 gimple_loaded_syms and gimple_stored_syms computation.
13976 * toplev.c (dump_memory_report): Dump alias and pta stats.
13977 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13978 (vn_reference_eq): Likewise.
13979 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13980 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13981 valueize_vuses): Remove.
13982 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13983 (get_def_ref_stmt_vuse): ... this.
13984 (vn_reference_lookup_2): New function.
13985 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13986 walking equivalent vuses. Simplify.
13987 (vn_reference_lookup): Likewise.
13988 (vn_reference_insert): Likewise.
13989 (vn_reference_insert_pieces): Likewise.
13990 (visit_reference_op_call): Simplify.
13991 (visit_reference_op_load): Likewise.
13992 (visit_reference_op_store): Likewise.
13993 (init_scc_vn): Remove shared_lookup_vuses initialization.
13994 (free_scc_vn): Remove shared_lookup_vuses freeing.
13995 (sort_vuses, sort_vuses_heap): Remove.
13996 (get_ref_from_reference_ops): Export.
13997 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13998 vector with single vuse pointer.
13999 (vn_reference_lookup_pieces, vn_reference_lookup,
14000 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
14001 (shared_vuses_from_stmt): Remove.
14002 (get_ref_from_reference_ops): Declare.
14003 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
14004 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14005 memory-tag related code.
14006 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
14007 (likely_value): Add comment, skip static-chain of call statements.
14008 (surely_varying_stmt_p): Adjust.
14009 (gimplify_and_update_call_from_tree): Likewise.
14010 (execute_fold_all_builtins): Do not rebuild alias info.
14011 (gimplify_and_update_call_from_tree): Properly update VOPs.
14012 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
14013 (copy_ref_info): Remove memory-tag related code.
14014 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
14015 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
14016 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
14018 * tree-ssa-dom.c (gimple_p): Remove typedef.
14019 (eliminate_redundant_computations): Adjust.
14020 (record_equivalences_from_stmt): Likewise.
14021 (avail_expr_hash): Likewise.
14022 (avail_expr_eq): Likewise.
14023 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
14024 (stmt_makes_single_load): Likewise.
14025 (stmt_makes_single_store): Likewise.
14026 * tree-ssa-alias.c: Rewrite completely.
14027 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
14028 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
14029 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
14030 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
14031 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
14032 Remove public functions.
14033 (pass_reset_cc_flags): Remove.
14034 (pass_build_alias): Move ...
14035 * tree-ssa-structalias.c (pass_build_alias): ... here.
14036 * tree-ssa-alias.c (may_be_aliased): Move ...
14037 * tree-flow-inline.h (may_be_aliased): ... here.
14038 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
14039 count_uses_and_derefs): Move ...
14040 * gimple.c: ... here.
14041 * gimple.h (count_uses_and_derefs): Declare.
14042 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
14043 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
14044 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
14045 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
14046 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
14047 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
14048 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
14050 * tree-dfa.c (refs_may_alias_p): Move ...
14051 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
14052 * tree-ssa-alias.h: New file.
14053 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
14054 (statement_sink_location): Likewise.
14055 * opts.c (decode_options): Do not adjust max-aliased-vops or
14056 avg-aliased-vops values.
14057 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
14058 (TV_CALL_CLOBBER): Likewise.
14059 (TV_FLOW_SENSITIVE): Likewise.
14060 (TV_FLOW_INSENSITIVE): Likewise.
14061 (TV_MEMORY_PARTITIONING): Likewise.
14062 (TV_ALIAS_STMT_WALK): New timevar.
14063 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
14064 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
14065 (get_address_description): Remove memory-tag related code.
14066 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
14067 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
14068 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
14069 and immediate uses in statements. Document.
14070 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
14071 (dump_symbols): Remove.
14072 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
14073 * alias.c (get_deref_alias_set): New function split out from ...
14074 (get_alias_set): ... here.
14075 * alias.h (get_deref_alias_set): Declare.
14076 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
14077 type parameter. Remove restrict pointer handling. Create a
14078 ref-all pointer in case type-based alias sets do not conflict.
14079 (vect_analyze_data_refs): Remove SMT related code.
14080 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
14081 (vectorizable_load): Likewise.
14082 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
14083 (DR_SYMBOL_TAG, DR_VOPS): Remove.
14084 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
14085 Ignore vops and SMTs.
14086 (dr_analyze_alias): Likewise..
14087 (free_data_ref): Likewise.
14088 (create_data_ref): Likewise.
14089 (analyze_all_data_dependences): Likewise.
14090 (get_references_in_stmt): Adjust.
14091 * tree-flow-inline.h (gimple_aliases_computed_p,
14092 gimple_addressable_vars, gimple_call_clobbered_vars,
14093 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
14094 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
14095 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
14096 gimple_mem_ref_stats): Remove.
14097 (gimple_vop): New function.
14098 (op_iter_next_use): Remove vuses and mayuses cases.
14099 (op_iter_next_def): Remove vdefs case.
14100 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
14101 (clear_and_done_ssa_iter): Do not set removed fields.
14102 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
14103 Assert we are not iterating over vuses or vdefs if not also
14104 iterating over uses or defs.
14105 (op_iter_init_use): Likewise.
14106 (op_iter_init_def): Likewise.
14107 (op_iter_next_vdef): Remove.
14108 (op_iter_next_mustdef): Likewise.
14109 (op_iter_init_vdef): Likewise.
14110 (compare_ssa_operands_equal): Likewise.
14111 (link_use_stmts_after): Handle vuse operand.
14112 (is_call_used): Use is_call_clobbered.
14113 (is_call_clobbered): Global variables are always call clobbered,
14114 query the call-clobbers bitmap.
14115 (mark_call_clobbered): Ignore global variables.
14116 (clear_call_clobbered): Likewise.
14117 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
14118 virtual operands sanity check.
14119 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
14121 (TARGET_MEM_REF): Remove TMR_TAG operand.
14122 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
14123 Remove call-clobber related code.
14124 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
14125 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
14126 partitions or escape reason.
14127 (get_single_def_stmt, get_single_def_stmt_from_phi,
14128 get_single_def_stmt_with_phi): Remove.
14129 (dump_referenced_vars): Tidy.
14130 (get_ref_base_and_extent): Allow bare decls.
14131 (collect_dfa_stats): Adjust.
14132 * graphite.c (rename_variables_in_stmt): Adjust.
14133 (graphite_copy_stmts_from_block): Likewise.
14134 (translate_clast): Likewise.
14135 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
14137 (translate_vuse_through_block): Use the oracle.
14138 (phi_translate_1): Adjust.
14139 (value_dies_in_block_x): Use the oracle. Cache the outcome
14141 (valid_in_sets): Check if the VUSE for
14142 a REFERENCE is available.
14143 (eliminate): Do not remove stmts during elimination,
14144 instead queue and remove them afterwards.
14145 (do_pre): Do not rebuild alias info.
14146 (pass_pre): Run TODO_rebuild_alias before PRE.
14147 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
14148 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
14149 (mark_all_v_defs_stmt): Remove.
14150 (mark_all_v_defs_seq): Adjust.
14151 (sra_replace): Likewise.
14152 (scalarize_use): Likewise.
14153 (scalarize_copy): Likewise.
14154 (scalarize_init): Likewise.
14155 (scalarize_ldst): Likewise.
14156 (todoflags): Remove.
14157 (tree_sra): Do not rebuild alias info.
14158 (tree_sra_early): Adjust.
14159 (pass_sra): Run TODO_update_address_taken before SRA.
14160 * tree-predcom.c (set_alias_info): Remove.
14161 (prepare_initializers_chain): Do not call it.
14162 (mark_virtual_ops_for_renaming): Adjust.
14163 (mark_virtual_ops_for_renaming_list): Remove.
14164 (initialize_root_vars): Adjust.
14165 (initialize_root_vars_lm): Likewise.
14166 (prepare_initializers_chain): Likewise.
14167 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
14168 (may_propagate_copy_into_stmt): Likewise.
14169 (merge_alias_info): Do nothing for now.
14170 (propagate_tree_value_into_stmt): Adjust.
14171 (stmt_may_generate_copy): Likewise.
14172 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14173 not mark symbols for renaming.
14174 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14175 with the same statement, make sure to update the new pointed-to one.
14176 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14177 call statements, do not mark symbols for renaming.
14178 (mark_operand_necessary): Dump something.
14179 (ref_may_be_aliased): New function.
14180 (mark_aliased_reaching_defs_necessary_1): New helper function.
14181 (mark_aliased_reaching_defs_necessary): Likewise.
14182 (mark_all_reaching_defs_necessary_1): Likewise.
14183 (mark_all_reaching_defs_necessary): Likewise.
14184 (propagate_necessity): Do not process virtual PHIs. For
14185 non-aliased loads mark all reaching definitions as necessary.
14186 For aliased loads and stores mark the immediate dominating
14187 aliased clobbers as necessary.
14188 (visited): New global static.
14189 (perform_tree_ssa_dce): Free visited bitmap after propagating
14191 (remove_dead_phis): Perform simple dead virtual PHI removal.
14192 (remove_dead_stmt): Properly unlink virtual operands when
14194 (eliminate_unnecessary_stmts): Schedule PHI removal after
14196 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14197 (process_replaceable): Likewise.
14198 (find_replaceable_in_bb): Likewise.
14199 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14200 based on the single gimple vop.
14201 (verify_flow_insensitive_alias_info): Remove.
14202 (verify_flow_sensitive_alias_info): Likewise.
14203 (verify_call_clobbering): Likewise.
14204 (verify_memory_partitions): Likewise.
14205 (verify_alias_info): Likewise.
14206 (verify_ssa): Adjust..
14207 (execute_update_addresses_taken): Export. Update SSA
14208 manually. Optimize only when optimizing. Use a local bitmap.
14209 (pass_update_address_taken): Remove TODO_update_ssa, add
14211 (pass_update_address_taken): Just use TODO_update_address_taken.
14212 (init_tree_ssa): Do not initialize addressable_vars.
14213 (verify_ssa): Verify new VUSE / VDEF properties.
14214 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14215 Do not call verify_alias_info.
14216 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14217 Do not free the loaded and stored syms bitmaps. Reset the escaped
14218 and callused solutions. Do not free addressable_vars.
14219 Remove memory-tag related code.
14220 (warn_uninitialized_var): Aliases are always available.
14221 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14222 * lambda-code.c (can_put_in_inner_loop): Adjust.
14223 (can_put_after_inner_loop): Likewise.
14224 (perfect_nestify): Likewise.
14225 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14226 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14227 (vectorizable_conversion): Do not mark symbols for renaming.
14228 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14229 (expand_call_inline): Unlink the calls virtual operands before
14231 (tree_function_versioning): Do not call update_ssa if we are not
14232 updating clones. Simplify.
14233 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14234 (propagate_with_phi): Likewise..
14235 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14236 clobber code. Assert we are not aliased or global.
14237 * tree-flow.h: Include tree-ssa-alias.h
14238 (enum escape_type): Remove.
14239 (struct mem_sym_stats_d): Likewise.
14240 (struct mem_ref_stats_d): Likewise.
14241 (struct gimple_df): Add vop member. Remove global_var,
14242 call_clobbered_vars, call_used_vars, addressable_vars,
14243 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14244 escaped and callused members.
14245 (struct ptr_info_def): Remove all members, add points-to solution
14247 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
14248 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
14249 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
14250 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
14251 (tree-ssa-alias.o): Likewise.
14252 (toplev.o): Add tree-ssa-alias.h
14253 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
14254 * gimple.c (gimple_set_bb): Fix off-by-one error.
14255 (is_gimple_reg): Do not handle memory tags.
14256 (gimple_copy): Also copy virtual operands.
14257 Delay updating the statement. Do not reset loaded and stored syms.
14258 (gimple_set_stored_syms): Remove.
14259 (gimple_set_loaded_syms): Likewise.
14260 (gimple_call_copy_skip_args): Copy the virtual operands
14261 and mark the new statement modified.
14262 * tree-ssa-structalias.c (may_alias_p): Remove.
14263 (set_uids_in_ptset): Take the alias set to prune with as
14264 parameter. Fold in the alias test of may_alias_p.
14265 (compute_points_to_sets): Compute whether a ptr is dereferenced
14266 in a local sbitmap.
14267 (process_constraint): Deal with &ANYTHING on the lhs, reject all
14268 other ADDRESSOF constraints on the lhs.
14269 (get_constraint_for_component_ref): Assert that we don't get
14270 ADDRESSOF constraints from the base of the reference.
14271 Properly generate UNKNOWN_OFFSET for DEREF if needed.
14272 (struct variable_info): Remove collapsed_to member.
14273 (get_varinfo_fc): Remove.
14274 (new_var_info): Do not set collapsed_to.
14275 (dump_constraint): Do not follow cycles.
14276 (dump_constraint_graph): Likewise.
14277 (build_pred_graph): Likewise.
14278 (build_succ_graph): Likewise.
14279 (rewrite_constraints): Likewise.
14280 (do_simple_structure_copy): Remove.
14281 (do_rhs_deref_structure_copy): Remove.
14282 (do_lhs_deref_structure_copy): Remove.
14283 (collapse_rest_of_var): Remove.
14284 (do_structure_copy): Re-implement.
14285 (pta_stats): New global variable.
14286 (dump_pta_stats): New function.
14287 (struct constraint_expr): Make offset signed.
14288 (UNKNOWN_OFFSET): Define special value.
14289 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
14290 (solution_set_expand): New helper function split out from ...
14291 (do_sd_constraint): ... here.
14292 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
14293 (do_ds_constraint): Likewise.
14294 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
14295 and CALLUSED = *CALLUSED.
14296 (set_union_with_increment): Make inc argument signed.
14297 (type_safe): Remove.
14298 (get_constraint_for_ptr_offset): Handle unknown and negative
14300 (first_vi_for_offset): Handle offsets before start. Bail
14301 out early for offsets beyond the variable extent.
14302 (first_or_preceding_vi_for_offset): New function.
14303 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
14304 Together with ESCAPED = *ESCAPED this properly computes reachability.
14305 (find_what_var_points_to): New function.
14306 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
14307 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
14308 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
14309 pt_solutions_intersect): New functions.
14310 (compute_call_used_vars): Remove.
14311 (compute_may_aliases): New main entry into PTA computation.
14312 * gimple.h (gimple_p): New typedef.
14313 (struct gimple_statement_base): Remove references_memory_p.
14314 (struct gimple_statement_with_memory_ops_base): Remove
14315 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
14317 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
14318 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
14319 gimple_set_references_memory): Remove.
14320 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
14321 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
14323 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
14324 (verify_expr): Allow RESULT_DECL.
14325 (gimple_duplicate_bb): Do not copy virtual operands.
14326 (gimple_duplicate_sese_region): Adjust.
14327 (gimple_duplicate_sese_tail): Likewise.
14328 (mark_virtual_ops_in_region): Remove.
14329 (move_sese_region_to_fn): Do not call it.
14330 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
14331 and pass_simple_dse.
14332 (execute_function_todo): Handle TODO_update_address_taken,
14333 call execute_update_addresses_taken for TODO_rebuild_alias.
14334 (execute_todo): Adjust.
14335 (execute_one_pass): Init dump files early.
14336 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
14338 (create_general_new_stmt): Clear vops.
14339 * tree-ssa-reassoc.c (get_rank): Adjust.
14340 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
14341 symbols for renaming.
14342 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
14343 (PARAM_AVG_ALIASED_VOPS): Likewise.
14344 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
14345 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
14346 * tree-ssa-operands.c: Simplify for new virtual operand representation.
14347 (operand_build_cmp, copy_virtual_operands,
14348 create_ssa_artificial_load_stmt, add_to_addressable_set,
14349 gimple_add_to_addresses_taken): Remove public functions.
14350 (unlink_stmt_vdef): New function.
14352 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14354 * config.gcc (powerpc-*-linux*): Merge variants.
14356 2009-04-02 Chao-ying Fu <fu@mips.com>
14357 James Grosbach <james.grosbach@microchip.com>
14359 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
14360 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
14362 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
14363 keep_interrupts_masked_p, use_debug_exception_return_p.
14364 (mips_attribute_table): Add interrupt, use_shadow_register_set,
14365 keep_interrupts_masked, use_debug_exception_return.
14366 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
14367 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
14369 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
14370 (mips_print_operand): Process COP0 registers to print $0 .. $31
14371 correctly for GAS to process.
14372 (mips_interrupt_extra_call_saved_reg_p): New function.
14373 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
14375 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
14376 (mips_compute_frame_info): Add supports for interrupt context that
14377 includes doubleword accumulators and COP0 registers.
14378 (mips_for_each_saved_acc): New function.
14379 (mips_for_each_saved_gpr_and_fpr): Change the function name from
14380 mips_for_each_saved_reg.
14381 (mips_save_reg): Save accumulators.
14382 (mips_kernel_reg_p): A new for_each_rtx callback.
14383 (mips_expand_prologue): Support interrupt handlers.
14384 (mips_restore_reg): Restore accumulators.
14385 (mips_expand_epilogue): Support interrupt handlers.
14386 (mips_can_use_return_insn): Return false for interrupt handlers.
14387 (mips_epilogue_uses): New function.
14388 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
14389 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
14390 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
14391 cop0_move): New instructions.
14392 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
14393 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
14395 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
14397 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
14398 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
14399 interrupt handlers, we use K0 as the temporary register.
14400 (EPILOGUE_USES): Change to a function call.
14401 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
14402 handlers, we use K0 as the temporary register.
14404 * doc/extend.texi (Function Attributes): Document interrupt,
14405 use_shadow_register_set, keep_interrupts_masked,
14406 use_debug_exception_return for MIPS attributes.
14408 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14410 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
14411 Remove a number of t-files from tmake_file.
14412 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
14413 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14414 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14415 target_prototype, not TARGET_PROTOTYPE.
14416 (LINK_OS_GNU_SPEC): Define.
14417 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14418 and darwin-ldoubdle.c.
14420 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14423 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14424 (cpp_options): Ditto.
14425 (default_compilers): Ditto.
14426 (display_help): Ditto.
14427 (process_command): Ditto.
14428 (do_spec_1): Ditto.
14429 (set_input): Use lbasename instead of duplicate code.
14430 (save_temps_prefix): New static for -save-temps=obj.
14431 (save_temps_length): Ditto.
14433 * doc/invoke.texi (-save-temps=obj): Document new variant to
14434 -save-temps switch.
14436 2009-04-02 Jeff Law <law@redhat.com>
14438 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14441 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14443 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14444 * configure: Regenerated.
14446 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14448 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14449 share the argument list.
14451 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14455 2009-02-12 Diego Novillo <dnovillo@google.com>
14457 * varpool.c (debug_varpool): New.
14458 * cgraph.h (debug_varpool): Declare.
14460 2009-04-02 Jan Hubicka <jh@suse.cz>
14462 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14465 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14467 * config/i386/i386.c (ix86_abi): Move initialization to ...
14468 (override_options): Here.
14470 2009-04-02 Christian Bruel <christian.bruel@st.com>
14472 * config/sh/sh.c (sh_dwarf_register_span): New function.
14473 (TARGET_DWARF_REGISTER_SPAN): Define.
14474 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14476 2009-04-02 Ira Rosen <irar@il.ibm.com>
14478 PR tree-optimization/39595
14479 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14480 interleaved loads group is not greater than the SLP group size.
14482 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14484 * builtins.c (is_builtin_name): New.
14485 (called_as_built_in): Use is_builtin_name.
14486 * tree.h (is_builtin_name): New.
14487 * varasm.c (incorporeal_function_p): Use is_builtin_name
14489 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14491 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14493 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14496 * c-decl.c (clone_underlying_type): Move this ...
14497 * c-common.c (set_underlying_type): ... here.
14498 Also, make sure the function properly sets TYPE_STUB_DECL() on
14499 the newly created typedef variant type.
14500 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14501 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14504 2009-04-02 Richard Guenther <rguenther@suse.de>
14506 PR tree-optimization/37221
14507 * tree-flow.h (degenerate_phi_result): Declare.
14508 * tree-ssa-dom.c (degenerate_phi_result): Export.
14509 * tree-scalar-evolution.c (analyze_initial_condition): If
14510 the initial condition is defined by a degenerate PHI node
14511 use the degenerate value.
14513 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14515 PR rtl-optimization/39588
14516 * combine.c (merge_outer_ops): Do not set the constant when this
14518 (simplify_shift_const_1): Do not modify it either in this case.
14520 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14522 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14523 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14525 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14528 * c-lex.c (interpret_float): Default (no suffix) is double.
14530 2009-04-1 Xinliang David Li <davidxl@google.com>
14532 * config/i386/i386.c (legitimate_constant_p): Recognize
14533 all one vector constant.
14535 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14537 * config/vax/vax.c: Add #includes to silence warnings.
14538 Change #include order to silence two warnings.
14540 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14542 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14543 (ASM_SPEC): Pass -k to the assembler for PIC code.
14545 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14547 * config.gcc: Add vax-*-linux* to the switch.
14548 * config/vax/linux.h: New file. (TARGET_VERSION,
14549 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14551 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14553 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14554 Use predicate macros instead of GET_CODE() == foo.
14555 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14556 ashlsi3, rotrsi3, <unnamed>): Likewise.
14558 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14560 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14561 jbbccihi, jbbccisi): Remova trailing whitespace.
14562 * config/vax/constraints.md: Likewise.
14563 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14564 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14565 * config/vax/predicates.md: Likewise.
14566 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14567 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14568 * config/vax/vax.h: Likewise.
14569 * config/vax/vax.md (nonlocal_goto): Likewise.
14571 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14573 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14574 (indirectable_address_p, adjacent_operands_p): Add spaces around
14576 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14578 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14580 * config/vax/vax.c (legitimate_constant_address_p,
14581 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14582 index_term_p, reg_plus_index_p, legitimate_address_p,
14583 vax_mode_dependent_address_p): Update comments to match functions
14584 modified by the recent int->bool conversion.
14586 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14588 * config/vax/builtins.md: Update copyright message.
14589 * config/vax/constraints.md: Likewise.
14590 * config/vax/netbsd-elf.h: Likewise.
14591 * config/vax/predicates.md: Likewise.
14592 * config/vax/vax-protos.h: Likewise.
14593 * config/vax/vax.c: Likewise.
14594 * config/vax/vax.h: Likewise.
14595 * config/vax/vax.md: Likewise.
14596 * config/vax/vax.opt: Likewise.
14598 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14600 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14601 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14602 * config/vax/constraints.md (B, R): Likewise.
14603 * config/vax/predicates.md (external_memory_operand,
14604 nonimmediate_addsub_di_operand): Likewise.
14605 * config/vax/vax.c (vax_output_int_add): Likewise.
14606 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14607 untyped_call): Likewise.
14609 2009-04-01 Matt Thomas <matt@3am-software.com>
14611 * config/vax/predicates.md: New file.
14612 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14613 external_const_operand, nonsymbolic_operand, external_memory_operand,
14614 indirect_memory_operand, indexed_memory_operand,
14615 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14616 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14618 * config/vax/constraints.md: New file.
14619 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14621 * config/vax/builtins.md: New file.
14622 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14623 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14625 * config/vax/vax.opt (mqmath): Add option.
14626 * config/vax/vax.md (isfx): Extend with DI.
14627 (VAXintQH, VAXintQHSD): Define.
14628 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14629 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14630 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14631 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14632 (movdi): Update constraints and use vax_output_int_move().
14633 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14634 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14635 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14636 nonlocal_goto): New.
14637 (mov<mode>): Extend accepted operand types.
14638 (subdi3_old): Rename from subdi3, change update constraints and use
14639 a new implementation.
14640 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14641 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14642 MOVE_RATIO, CLEAR_RATIO): Define.
14643 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14644 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14645 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14646 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14647 (split_quadword_operands): Make static and really allow variable
14649 (print_operand_address): Update for PIC generation.
14650 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14651 indexable_address_p, fixup_mathdi_operand,
14652 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14653 (vax_float_literal, legitimate_constant_p,
14654 indirectable_constant_address_p, index_term_p,
14655 reg_plus_index_p): Return bool instead of int.
14656 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14658 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14660 (vax_output_conditional_branch): Indent.
14661 (legitimate_constant_address_p, indirectable_constant_address_p,
14662 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14663 vax_mode_dependent_address_p): Return bool instead of int, update for
14665 * config/vax/vax-protos.h (legitimate_constant_address_p,
14666 legitimate_constant_p, legitimate_address_p,
14667 vax_mode_dependent_address_p): Change declaration to bool.
14668 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14669 vax_expand_addsub_di_operands, vax_output_int_subtract,
14670 vax_output_movmemsi): Declare.
14671 (split_quadword_operands, vax_float_literal): Delete declaration.
14672 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14673 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14674 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14675 ASM_OUTPUT_DWARF_PCREL): Define.
14676 (ASM_SPEC): Change definition to allow PIC generation.
14678 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14680 * doc/sourcebuild.texi: Update front-end requirements.
14682 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14685 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14686 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14687 (booldi3_internal3): Use boolean_or_operator instead of
14690 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14693 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14694 declarator whose size is not an integer constant expression but
14695 folds to an integer constant, then treat it as a constant
14698 2009-04-01 Richard Guenther <rguenther@suse.de>
14700 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14701 i * 4 + 2 to (i * 2 + 1) * 2.
14703 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14706 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14707 return if c_parser_asm_string_literal returned NULL.
14709 2009-04-01 Nick Clifton <nickc@redhat.com>
14711 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14713 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14714 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14715 other typedefs to avoid conflicts with libgcc2.c. Define labels
14716 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14718 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14719 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14722 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14724 * varasm.c (default_function_rodata_section): Declare DOT as
14727 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14728 Andrey Galkin <agalkin@hypercom.com>
14731 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14732 Make object_name unique for each process.
14734 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14737 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14738 addressable variables in the parallel that could go out of scope while
14739 running queued tasks.
14741 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14743 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14744 (CASE_VALUES_THRESHOLD): Redefine.
14745 * config/avr/avr.c (avr_override_options): Remove initialization of
14746 avr_case_values_threshold variable.
14747 (avr_case_values_threshold): Remove variable. Add new function.
14748 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14749 * config/avr/avr.opt (mno-tablejump): Remove option.
14750 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14752 2009-04-01 DJ Delorie <dj@redhat.com>
14754 * varasm.c (default_function_rodata_section): Don't assume
14755 anything about where the first '.' in the section name is.
14757 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14759 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14760 rs6000_emit_stack_tie.
14762 2009-03-31 Ian Lance Taylor <iant@google.com>
14764 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14765 gimple_code with GIMPLE_RESX, not RESX.
14767 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14769 * c-common.c (c_get_ident): New.
14770 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14772 2009-04-01 Ben Elliston <bje@au.ibm.com>
14774 * config/rs6000/sysv4.opt (msdata): Improve option description.
14776 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14778 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14779 (divdf3_internal_lat): Remove.
14780 (divxf3_internal_lat): Remove.
14781 (divxf3_internal_thr): Remove.
14782 (divxf): Use divxf3_internal.
14783 * config/ia64/div.md (divsf3_internal_lat): New.
14784 (divdf3_internal_lat): New.
14785 (divxf3_internal): New.
14787 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14790 * Makefile.in (USE_GCC_STDINT): Define.
14791 (stmp-int-hdrs): Install stdint.h if applicable.
14792 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14794 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14795 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14796 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14797 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14798 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14799 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14800 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14801 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14802 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14803 (c_common_nodes_and_builtins): Initialize
14804 underlying_wchar_type_node. Do not initialize
14805 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14806 nodes for new types.
14807 (c_stddef_cpp_builtins): Define macros for new types.
14808 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14810 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14811 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14812 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14813 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14814 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14815 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14816 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14817 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14818 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14819 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14820 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14821 int16_type_node, int32_type_node, int64_type_node,
14822 uint8_type_node, uint16_type_node, c_uint32_type_node,
14823 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14824 int_least32_type_node, int_least64_type_node,
14825 uint_least8_type_node, uint_least16_type_node,
14826 uint_least32_type_node, uint_least64_type_node,
14827 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14828 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14829 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14830 uintptr_type_node): Define.
14831 * c-cppbuiltin.c (builtin_define_constants,
14832 builtin_define_type_minmax): New.
14833 (builtin_define_stdint_macros): Define more macros.
14834 (c_cpp_builtins): Define more limit macros.
14835 (type_suffix): New.
14836 (builtin_define_type_max): Define in terms of
14837 builtin_define_type_minmax. Remove is_long parameter. All
14839 * config.gcc (use_gcc_stdint): Define.
14840 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14841 Add newlib-stdint.h for generic targets.
14842 * config/glibc-stdint.h, config/newlib-stdint.h,
14843 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14844 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14845 * config/score/score.h (UINTPTR_TYPE): Define.
14846 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14847 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14848 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14849 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14850 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14851 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14852 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14853 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14854 * config/spu/spu.h (STDINT_LONG32): Define.
14855 * configure.ac (use_gcc_stdint): Substitute.
14856 * configure: Regenerate.
14857 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14858 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14859 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14860 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14861 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14862 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14863 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14864 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14865 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14866 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14867 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14868 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14869 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14870 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14871 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14872 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14873 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14874 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14875 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14876 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14877 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14878 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14879 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14880 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14881 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14882 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14883 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14884 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14885 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14887 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14889 * loop-iv.c (suitable_set_for_replacement): Renamed from
14890 simplify_using_assignment; changed to return bool and to accept new
14891 args DEST and SRC. Return true iff we find a source/destination pair
14892 that can be used to make a replacement, and fill SRC and DEST if so.
14893 Remove arg ALTERED. Don't deal with altered regs here. All callers
14895 (simplify_using_initial_values): Deal with altered regs here and track
14896 more precisely the effect they have on the validity of our expression.
14898 * loop-iv.c (simplify_using_condition): A condition of the form
14899 (EQ REG CONST) can be used to simply make a substitution.
14900 (simplify_using_initial_values): Keep track of conditions we have seen
14901 and keep using them to simplify new expressions, while applying the
14902 same substitutions to them as to the expression.
14904 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14905 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14908 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14909 changed. Use this when trying to improve the upper bound.
14910 Generate the comparison by using simplify_gen_relational.
14912 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14914 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14916 (simplify_using_assignment, simplify_using_initial_values): Call
14917 replace_in_expr to make replacements. Call replace_single_def_regs
14918 once on the initial version of the expression.
14920 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14923 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14925 2009-03-31 Richard Guenther <rguenther@suse.de>
14927 PR middle-end/31029
14928 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14929 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14931 2009-03-31 Richard Guenther <rguenther@suse.de>
14933 * tree.h (div_if_zero_remainder): Declare.
14934 * fold-const.c (div_if_zero_remainder): Export.
14935 * tree-ssa-forwprop.c
14936 (forward_propagate_addr_into_variable_array_index): Handle
14937 constant array index addition outside of the variable index.
14939 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14942 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14943 define_splits, floatunssi<mode>2): Require x87 conversions from
14944 DImode to be permitted.
14946 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14948 PR preprocessor/15638
14949 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14951 2009-03-31 Richard Guenther <rguenther@suse.de>
14953 PR middle-end/23401
14954 PR middle-end/27810
14955 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14956 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14957 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14958 a separate statement.
14959 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14960 (lookup_tmp_var): Likewise.
14961 (is_gimple_formal_tmp_or_call_rhs): Remove.
14962 (is_gimple_reg_or_call_rhs): Rename to ...
14963 (is_gimple_reg_rhs_or_call): ... this.
14964 (is_gimple_mem_or_call_rhs): Rename to ...
14965 (is_gimple_mem_rhs_or_call): ... this.
14966 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14967 DECL_GIMPLE_REG_P only if is_formal is true.
14968 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14969 for non-proper post-modify expression gimplification.
14970 (gimplify_self_mod_expr): For post-modify expressions gimplify
14971 the lvalue to a minimal lvalue.
14972 (rhs_predicate_for): Remove formal temp case.
14973 (gimplify_modify_expr_rhs): Likewise.
14974 (gimplify_addr_expr): Use is_gimple_reg.
14975 (gimplify_expr): Remove formal temp cases.
14976 (gimple_regimplify_operands): Likewise.
14977 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14978 and FILTER_EXPR like constants.
14979 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14981 (is_gimple_formal_tmp_rhs): Remove.
14982 (is_gimple_reg_rhs): Remove special casing.
14983 (is_gimple_mem_rhs): Fix.
14984 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14985 (is_gimple_formal_tmp_var): Remove.
14986 (is_gimple_formal_tmp_reg): Likewise.
14987 (is_gimple_min_lval): Allow invariant component ref parts.
14988 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14989 is_gimple_formal_tmp_reg): Remove declarations.
14990 * tree-cfg.c (verify_expr): Verify that variables with address
14991 taken do not have DECL_GIMPLE_REG_P set.
14992 * tree-mudflap.c (mf_build_check_statement_for): Use
14993 force_gimple_operand instead of gimplify_expr.
14995 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14997 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14998 schedulable rows to compute_split_row.
15000 2009-03-31 Ben Elliston <bje@au.ibm.com>
15003 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
15006 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15008 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
15009 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
15010 * configure: Regenerate.
15011 * config.in: Regenerate.
15012 * config/rs6000/rs6000.opt (mtls-markers): Add.
15013 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
15014 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
15015 (tls_ld_aix, tls_ld_sysv): Likewise.
15016 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
15017 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
15019 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15021 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
15023 2009-03-30 Jan Hubicka <jh@suse.cz>
15025 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
15027 (tree_remove_unreachable_handlers): Cleanup EH predecestor
15028 detection and label handling.
15030 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15032 * ira-int.h (ira_allocno): Rename left_conflicts_num to
15033 left_conflicts_size.
15034 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
15035 ALLOCNO_LEFT_CONFLICTS_SIZE.
15037 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
15038 remove_allocno_from_bucket_and_push,
15039 allocno_spill_priority_compare, push_allocnos_to_stack,
15040 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15041 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
15042 (setup_allocno_left_conflicts_num): Ditto. Rename to
15043 setup_allocno_left_conflicts_size.
15044 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15045 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
15046 setup_allocno_left_conflicts_size instead of
15047 setup_allocno_left_conflicts_num.
15049 * ira-build.c (ira_create_allocno): Use
15050 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
15051 ALLOCNO_LEFT_CONFLICTS_NUM.
15053 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15055 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15056 instead of DF_LR_OUT.
15058 * ira-lives.c (process_bb_node_lives): Ditto.
15060 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15061 instead of DF_LR_{OUT,IN}.
15063 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15065 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15067 2009-03-30 Jan Hubicka <jh@suse.cz>
15069 * except.c (label_to_region_map): Fix thinko.
15071 2009-03-30 Steve Ellcey <sje@cup.hp.com>
15073 PR middle-end/38237
15074 * tree.h (tree_find_value): New declaration.
15075 * tree.c (tree_find_value): New function.
15076 * varasm.c (assemble_external): Avoid duplicate entries on lists.
15078 2009-03-30 Jakub Jelinek <jakub@redhat.com>
15081 * c-decl.c (struct c_binding): Add locus field.
15082 (bind): Add locus argument, set locus field from it.
15083 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
15084 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
15085 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
15086 implicitly_declare, undeclared_variable, lookup_label,
15087 declare_label, c_make_fname_decl, c_builtin_function,
15088 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
15091 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
15094 * config/i386/i386.c (classify_argument): Check total size of
15097 2009-03-30 Martin Jambor <mjambor@suse.cz>
15099 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
15100 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
15101 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
15104 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
15105 seen_variable_array_ref while also traversing a union.
15107 * tree-inline.c (optimize_inline_calls): Do not call
15108 cgraph_node_remove_callees.
15109 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
15110 (pass_remove_cgraph_callee_edges): New variable.
15111 * passes.c (init_optimization_passes): Add
15112 pass_remove_cgraph_callee_edges after early inlining and before all
15113 late intraprocedural passes.
15115 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
15117 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15119 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
15120 Fix typos in names.
15122 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15124 * combine.c (simplify_comparison): Use have_insn_for.
15125 * dojump.c (do_jump): Likewise.
15127 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15129 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
15130 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
15131 sparc_compare_op0 like sparc_compare_emitted used to be handled.
15132 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
15133 instead of sparc_compare_emitted.
15134 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
15135 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
15136 instead of sparc_compare_emitted.
15138 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15140 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
15141 enter/exit cfglayout mode.
15142 (pass_partition_block): Require it.
15143 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
15144 (combine_instructions): Track basic blocks instead of labels.
15145 (update_cfg_for_uncondjump): New.
15146 (try_combine): Use it. Update jumps after rescanning.
15147 (pass_combine): Require PROP_cfglayout.
15148 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
15150 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15152 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
15153 Provide/destroy PROP_cfglayout respectively.
15154 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
15155 * tree-pass.h (PROP_cfglayout): New.
15157 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15159 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
15160 fold_convert_const_fixed_from_fixed,
15161 fold_convert_const_fixed_from_int,
15162 fold_convert_const_fixed_from_real, fold_negate_const): Do not
15163 set TREE_CONSTANT_OVERFLOW.
15164 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
15165 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
15167 2009-03-30 Ira Rosen <irar@il.ibm.com>
15169 * tree-vect-loop-manip.c: New file.
15170 * tree-vectorizer.c: Update documentation and included files.
15171 (vect_loop_location): Make extern.
15172 (rename_use_op): Move to tree-vect-loop-manip.c
15173 (rename_variables_in_bb, rename_variables_in_loop,
15174 slpeel_update_phis_for_duplicate_loop,
15175 slpeel_update_phi_nodes_for_guard1,
15176 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15177 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15178 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15179 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
15180 find_loop_location): Likewise.
15181 (new_stmt_vec_info): Move to tree-vect-stmts.c.
15182 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
15183 get_vectype_for_scalar_type, vect_is_simple_use,
15184 supportable_widening_operation, supportable_narrowing_operation):
15186 (bb_in_loop_p): Move to tree-vect-loop.c.
15187 (new_loop_vec_info, destroy_loop_vec_info,
15188 reduction_code_for_scalar_code, report_vect_op,
15189 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15190 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15191 (vect_supportable_dr_alignment): Likewise.
15192 * tree-vectorizer.h (tree-data-ref.h): Include.
15193 (vect_loop_location): Declare.
15194 Reorganize function declarations according to the new file structure.
15195 * tree-vect-loop.c: New file.
15196 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15197 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15198 * tree-vect-data-refs.c: New file.
15199 * tree-vect-patterns.c (timevar.h): Don't include.
15200 * tree-vect-stmts.c: New file.
15201 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15202 tree-vect-slp.c, tree-vect-loop.c.
15203 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15204 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15205 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15206 (tree-vect-analyze.o): Remove.
15207 (tree-vect-transform.o): Likewise.
15208 (tree-vect-data-refs.o): Add rule.
15209 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15210 tree-vect-slp.o): Likewise.
15211 (tree-vect-patterns.o): Remove redundant dependencies.
15212 (tree-vectorizer.o): Likewise.
15213 * tree-vect-slp.c: New file.
15215 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15217 * optc-gen.awk: Warn if an option flag has multiple different
15220 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15222 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15223 -floop-block): Document dependences on PPL, CLooG and Graphite.
15225 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15227 PR rtl-optimization/323
15228 * c-common.c (c_fully_fold, convert_and_check,
15229 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15230 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15231 * c-common.def (EXCESS_PRECISION_EXPR): New.
15232 * c-cppbuiltin.c (builtin_define_float_constants): Define
15233 constants with enough digits for long double.
15234 * c-lex.c (interpret_float): Interpret constant with excess
15235 precision where appropriate.
15236 * c-opts.c (c_common_post_options): Set
15237 flag_excess_precision_cmdline. Give an error for
15238 -fexcess-precision=standard for C++ for processors where the
15239 option is significant.
15240 * c-parser.c (c_parser_conditional_expression): Handle excess
15241 precision in condition.
15242 * c-typeck.c (convert_arguments): Handle arguments with excess
15244 (build_unary_op): Move excess precision outside operation.
15245 (build_conditional_expr): Likewise.
15246 (build_compound_expr): Likewise.
15247 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
15248 (build_modify_expr): Handle excess precision in RHS.
15249 (convert_for_assignment): Handle excess precision in converted
15251 (digest_init, output_init_element, process_init_element): Handle
15252 excess precision in initializer.
15253 (c_finish_return): Handle excess precision in return value.
15254 (build_binary_op): Handle excess precision in operands and add
15255 excess precision as needed for operation.
15256 * common.opt (-fexcess-precision=): New option.
15257 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
15258 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
15259 For standard excess precision, output explicit conversion to and
15260 truncation from XFmode.
15261 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
15262 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
15263 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
15264 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
15265 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
15266 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
15267 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
15268 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
15269 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
15270 define_splits, sqrt<mode>2): Disable where appropriate for
15271 standard excess precision.
15272 * convert.c (convert_to_real): Do not shorten arithmetic to type
15273 for which excess precision would be used.
15274 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
15275 * doc/invoke.texi (-fexcess-precision=): Document option.
15276 (-mfpmath=): Correct index entry.
15277 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
15278 flag_excess_precision): New.
15279 * langhooks.c (lhd_post_options): Set
15280 flag_excess_precision_cmdline.
15281 * opts.c (common_handle_option): Handle -fexcess-precision=.
15282 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
15283 init_excess_precision): New.
15284 (lang_dependent_init_target): Call init_excess_precision.
15285 * tree.c (excess_precision_type): New.
15286 * tree.h (excess_precision_type): Declare.
15288 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15291 * c-typeck.c (build_component_ref): Do not copy qualifiers from
15292 non-lvalue to component.
15294 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15296 PR preprocessor/34695
15297 * Makefile.in (c-opts.o): Depend on c-tree.h.
15298 * c-common.c: Move down include of diagnostic.h.
15299 (done_lexing, c_cpp_error): New.
15300 * c-common.h (done_lexing): Declare.
15301 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
15303 * c-opts.c: Include c-tree.h.
15304 (c_common_init_options): Set preprocessor error callback.
15305 (c_common_handle_option): Do not set preprocessor
15306 inhibit_warnings, warnings_are_errors, warn_system_headers,
15307 pedantic_errors or inhibit_warnings flags.
15308 (c_common_post_options): Do not check cpp_errors (parse_in).
15309 (c_common_finish): Do not output dependencies if there were
15310 errors. Do not check return value of cpp_finish.
15311 * c-ppoutput.c (pp_file_change): Set input_location.
15312 * c-tree.h (c_cpp_error): Declare.
15313 * diagnostic.c (diagnostic_set_info_translated): Also initialize
15315 (diagnostic_build_prefix): Check override_column.
15316 * diagnostic.h (diagnostic_info): Add override_column field.
15317 (diagnostic_override_column): Define.
15319 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
15321 * c-common.c (c_expand_expr, c_staticp): Remove.
15322 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
15323 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
15324 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
15325 * c-gimplify.c (gimplify_compound_literal_expr,
15326 optimize_compound_literals_in_ctor): Remove.
15327 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
15328 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
15329 * c-semantics.c (emit_local_var): Remove.
15331 * langhooks-def.h (lhd_expand_expr): Remove.
15332 * langhooks.c (lhd_expand_expr): Remove.
15333 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
15335 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
15336 handling from c-semantics.c; don't call into langhook.
15337 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
15338 * gimplify.c (gimplify_compound_literal_expr,
15339 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
15340 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
15341 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
15342 as was done in c-gimplify.c.
15343 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
15344 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
15345 Move from c-common.h.
15346 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
15348 * tree.c (staticp): Do not call langhook.
15349 * langhooks.c (lhd_staticp): Delete.
15350 * langhooks-def.h (lhd_staticp): Delete prototype.
15351 (LANG_HOOKS_STATICP): Delete.
15352 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
15354 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
15355 instead of DECL_STMTs.
15357 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15365 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
15367 (fold_call_expr): Return a NOP_EXPR from folding rather than the
15368 contained expression.
15369 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
15370 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
15371 conditional expressions for C.
15372 (decl_constant_value_for_optimization): Move from
15373 decl_constant_value_for_broken_optimization in c-typeck.c. Check
15374 whether optimizing and that the expression is a VAR_DECL not of
15375 array type instead of doing such checks in the caller. Do not
15376 check pedantic. Call gcc_unreachable for C++.
15377 * c-common.def (C_MAYBE_CONST_EXPR): New.
15378 * c-common.h (c_fully_fold, c_save_expr,
15379 decl_constant_value_for_optimization): New prototypes.
15380 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15381 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15382 EXPR_INT_CONST_OPERANDS): Define.
15383 * c-convert.c (convert): Strip nops from expression.
15384 * c-decl.c (groktypename): Take extra parameters expr and
15385 expr_const_operands. Update call to grokdeclarator.
15386 (start_decl): Update call to grokdeclarator. Add statement for
15387 expressions used in type of decl.
15388 (grokparm): Update call to grokdeclarator.
15389 (push_parm_decl): Update call to grokdeclarator.
15390 (build_compound_literal): Add parameter non_const and build a
15391 C_MAYBE_COSNT_EXPR if applicable.
15392 (grokdeclarator): Take extra parameters expr and
15393 expr_const_operands. Track expressions used in declaration
15394 specifiers and declarators. Fold array sizes and track whether
15395 they are constant expressions and whether they are integer
15396 constant expressions.
15397 (parser_xref_tag): Set expr and expr_const_operands fields in
15399 (grokfield): Update call to grokdeclarator.
15400 (start_function): Update call to grokdeclarator.
15401 (build_null_declspecs): Set expr and expr_const_operands fields in
15403 (declspecs_add_type): Handle expressions in typeof specifiers.
15404 * c-parser.c (c_parser_declspecs): Set expr and
15405 expr_const_operands fields for declaration specifiers.
15406 (c_parser_enum_specifier): Likewise.
15407 (c_parser_struct_or_union_specifier): Likewise.
15408 (c_parser_typeof_specifier): Likewise. Update call to
15409 groktypename. Fold expression as needed. Return expressions with
15410 type instead of adding statements.
15411 (c_parser_attributes): Update calls to c_parser_expr_list.
15412 (c_parser_statement_after_labels): Fold expression before passing
15413 to objc_build_throw_stmt.
15414 (c_parser_condition): Fold expression.
15415 (c_parser_asm_operands): Fold expression.
15416 (c_parser_conditional_expression): Use c_save_expr. Update call
15417 to build_conditional_expr.
15418 (c_parser_alignof_expression): Update call to groktypename.
15419 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15420 original_code. Fold expression argument of va_arg. Create
15421 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15422 argument to va_arg. Update calls to groktypename. Fold array
15423 index for offsetof. Verify that first argument to
15424 __builtin_choose_expr has integer type.
15425 (c_parser_postfix_expression_after_paren_type): Update calls to
15426 groktypename and build_compound_literal. Handle expressions with
15427 side effects in type name.
15428 (c_parser_postfix_expression_after_primary): Update call to
15429 c_parser_expr_list. Set original_code for calls to
15430 __builtin_constant_p.
15431 (c_parser_expr_list): Take extra parameter fold_p. Fold
15432 expressions if requested.
15433 (c_parser_objc_type_name): Update call to groktypename.
15434 (c_parser_objc_synchronized_statement): Fold expression.
15435 (c_parser_objc_receiver): Fold expression.
15436 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15437 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15438 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15439 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15440 (struct c_typespec): Add elements expr and expr_const_operands.
15441 (struct c_declspecs): Add elements expr and expr_const_operands.
15442 (groktypename, build_conditional_expr, build_compound_literal):
15444 (in_late_binary_op): Declare.
15445 * c-typeck.c (note_integer_operands): New function.
15446 (in_late_binary_op): New variable.
15447 (decl_constant_value_for_broken_optimization): Move to c-common.c
15448 and rename to decl_constant_value_for_optimization.
15449 (default_function_array_conversion): Do not strip nops.
15450 (default_conversion): Do not call
15451 decl_constant_value_for_broken_optimization.
15452 (build_array_ref): Do not fold result.
15453 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15454 result when operand is a VLA.
15455 (c_expr_sizeof_type): Update call to groktypename. Handle
15456 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15457 result when operand names a VLA type.
15458 (build_function_call): Update call to build_compound_literal.
15459 Only fold result for calls to __builtin_* functions. Strip
15460 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15461 the function designator.
15462 (convert_arguments): Fold arguments. Update call to
15463 convert_for_assignment.
15464 (build_unary_op): Handle increment and decrement of
15465 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15466 decrement earlier. Fold operand of increment and decrement.
15467 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15468 built for integer operand. Wrap returns that are INTEGER_CSTs
15469 without being integer constant expressions or that have integer
15470 constant operands without being INTEGER_CSTs.
15471 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15472 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15473 result is an integer constant expression or can be used in
15474 unevaluated parts of one and avoid folding and wrap as
15475 appropriate. Fold operands before possibly doing -Wsign-compare
15477 (build_compound_expr): Wrap result for C99 if operands can be used
15478 in integer constant expressions.
15479 (build_c_cast): Update call to digest_init. Do not ignore
15480 overflow from casting floating-point constants to integers. Wrap
15481 results that could be confused with integer constant expressions,
15482 null pointer constants or floating-point constants.
15483 (c_cast_expr): Update call to groktypename. Handle expressions
15484 included in type name.
15485 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15486 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15487 Update calls to convert_for_assignment.
15488 (convert_for_assignment): Take new parameter
15489 null_pointer_constant. Do not strip nops or call
15490 decl_constant_value_for_broken_optimization. Set
15491 in_late_binary_op for conversions to boolean.
15492 (store_init_value): Update call to digest_init.
15493 (digest_init): Take new parameter null_pointer_constant. Do not
15494 call decl_constant_value_for_broken_optimization. pedwarn for
15495 initializers not constant expressions. Update calls to
15496 convert_for_assignment.
15497 (constructor_nonconst): New.
15498 (struct constructor_stack): Add nonconst element.
15499 (really_start_incremental_init, push_init_level, pop_init_level):
15500 Handle constructor_nonconst and nonconst element.
15501 (set_init_index): Call constant_expression_warning for array
15503 (output_init_element): Fold value. Set constructor_nonconst as
15504 applicable. pedwarn for initializers not constant expressions.
15505 Update call to digest_init. Call constant_expression_warning
15506 where constant initializers are required.
15507 (process_init_element): Use c_save_expr.
15508 (c_finish_goto_ptr): Fold expression.
15509 (c_finish_return): Fold return value. Update call to
15510 convert_for_assignment.
15511 (c_start_case): Fold switch expression.
15512 (c_process_expr_stmt): Fold expression.
15513 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15514 ensure statement expression is not evaluated in constant expression.
15515 (build_binary_op): Track whether results are integer constant
15516 expressions or may occur in such, disable folding and wrap results
15517 as applicable. Fold operands for -Wsign-compare warnings unless
15519 (c_objc_common_truthvalue_conversion): Handle results folded to
15520 integer constants that are not integer constant expressions.
15521 * doc/extend.texi: Document when typeof operands are evaluated,
15522 that condition of __builtin_choose_expr is an integer constant
15523 expression, and more about use of __builtin_constant_p in
15526 2009-03-29 Richard Guenther <rguenther@suse.de>
15528 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15529 propagate addresses of array references.
15531 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15533 * regmove.c (perhaps_ends_bb_p): Remove.
15534 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15535 from INSN and check that the main loop stays within that basic block.
15536 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15537 (regmove_forward_pass): Split out from regmove_optimize. Use
15538 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15539 (regmove_backward_pass): Split out from regmove_optimize. Use
15540 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15541 (regmove_optimize): Simplify.
15543 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15546 * config/i386/i386.c (classify_argument): Ignore flexible array
15547 member in struct and warn ABI change.
15549 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15551 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15553 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15554 (ix86_adjust_cost): Updated.
15556 2009-03-29 Jan Hubicka <jh@suse.cz>
15558 PR middle-end/28850
15559 * tree-pass.h (pass_cleanup_eh): New function.
15560 (remove_unreachable_regions): Break code handling RTL
15561 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15562 that can not be reached by runtime.
15563 (can_be_reached_by_runtime): New function.
15564 (label_to_region_map): New function.
15565 (num_eh_regions): New function.
15566 (rtl_remove_unreachable_regions): New function.
15567 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15568 (remove_eh_region): New function.
15569 * except.h: Include sbitmap and vecprim.
15570 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15571 num_eh_regions): Declare.
15572 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15573 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15574 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15575 (tree_empty_eh_handler_p): New function.
15576 (cleanup_empty_eh): New function.
15577 (cleanup_eh): New function.
15578 (pass_cleanup_eh): New function.
15580 2009-03-29 Jan Hubicka <jh@suse.cz>
15582 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15583 for removed regions.
15585 2009-03-29 Jan Hubicka <jh@suse.cz>
15587 * except.c (dump_eh_tree): Dump all datastructures.
15589 2009-03-29 Jan Hubicka <jh@suse.cz>
15591 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15592 (duplicate_eh_regions_1): Likewise.
15593 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15594 vector; call EH verification.
15595 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15596 Be ready for region being removed.
15598 2009-03-29 Jan Hubicka <jh@suse.cz>
15600 * bitmap.c (bitmap_last_set_bit): New function.
15601 * bitmap.h (bitmap_last_set_bit): Declare.
15603 2009-03-29 David Ayers <ayers@fsfe.org>
15606 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15607 by calling objc_compare_types and surpress warnings about
15608 incompatible C pointers that are compatible ObjC pointers.
15610 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15612 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15613 call initialize_inline_failed.
15614 (initialize_inline_failed): Move it from here ...
15615 * cgraph.c (initialize_inline_failed): ... to here.
15616 (cgraph_create_edge): Call initialize_inline_failed rather than
15617 setting inline_failed directly.
15619 2009-03-29 Ben Elliston <bje@au.ibm.com>
15622 * sysv4.opt (msdata): Improve comment.
15623 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15624 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15626 2009-03-29 Ben Elliston <bje@au.ibm.com>
15629 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15630 load and store attributes.
15632 2009-03-29 Ben Elliston <bje@au.ibm.com>
15634 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15635 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15636 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15637 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15638 __builtin_infq and __builtin_huge_valq.
15640 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15642 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15644 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15645 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15647 2009-03-28 Xinliang David Li <davidxl@google.com>
15649 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15650 (do_dbg_cnt): New function.
15652 2009-03-28 Jan Hubicka <jh@suse.cz>
15654 Merge from pretty-ipa:
15656 2009-03-27 Jan Hubicka <jh@suse.cz>
15658 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15659 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15660 * passes.c (function_called_by_processed_nodes_p): New.
15661 * ipa-pure-const.c (check_call): Fix handling of operands.
15662 (analyze_function): Dump debug output for skipped bodies.
15663 (local_pure_const): Use function_called_by_processed_nodes_p.
15664 * dwarf2out.c (reference_to_unused): Use output.
15665 * passes.c (do_per_function_toporder): Likewise.
15667 2008-11-12 Jan Hubicka <jh@suse.cz>
15669 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15670 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15671 state_set_in_source enum
15672 (check_decl): Ignore memory tags; do not set fake looping flags;
15674 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15675 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15676 (check_call, analyze_function): Rewrite.
15678 (add_new_function): Update call of analyze_function.
15679 (generate_summary): Add call of analyze_function.
15680 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15681 (local_pure_const): New function.
15682 (pass_local_pure_const): New pass.
15683 * ipa-inline.c (inline_transform): Set after_inlining.
15684 * tree-eh.c (stmt_can_throw_external): New.
15685 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15686 work with aliasing built.
15687 * tree-flow.h (stmt_can_throw_external): New.
15688 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15689 and local pure/const pass in early and late optimization queue.
15691 2009-03-28 Martin Jambor <mjambor@suse.cz>
15693 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15695 (fold_binary): Allow function decl aligment consideration is the
15696 second argument is integer constant one.
15697 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15698 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15699 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15701 2009-03-28 Jan Hubicka <jh@suse.cz>
15703 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15704 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15705 * function.h (rtl_data): Add nothrow flag.
15706 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15707 set DECL_NOTHROW for AVAILABLE functions.
15709 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15711 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15712 following vector keyword has expansion starting with pixel or bool
15713 keyword, expand vector to __vector and pixel or bool to __pixel or
15717 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15718 warn_if_disallowed_function_p): Removed.
15719 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15720 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15721 warning_if_disallowed_function_p.
15722 * flags.h (warn_if_disallowed_function_p,
15723 warn_disallowed_functions): Removed.
15724 * common.opt (Wdisallowed-function-list=): Removed.
15725 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15727 2009-03-28 Richard Guenther <rguenther@suse.de>
15729 PR tree-optimization/38723
15730 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15733 2009-03-28 Jan Hubicka <jh@suse.cz>
15735 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15736 test introduced by my previous patch.
15738 2009-03-28 Richard Guenther <rguenther@suse.de>
15740 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15741 the PHIs value undefined.
15743 2009-03-28 Jan Hubicka <jh@suse.cz>
15745 * tree-pass.h (pass_fixup_cfg): New pass.
15746 * ipa-inline.c (inline_transform): Set
15747 always_inline_functions_inlined/after_inlining.
15748 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15749 (pass_fixup_cfg): New pass.
15750 * passes.c (init_optimization_passes): Add fixup_cfg.
15752 2009-03-28 Richard Guenther <rguenther@suse.de>
15754 PR tree-optimization/38458
15755 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15756 argument use the arguments copy-of value.
15758 2009-03-28 Richard Guenther <rguenther@suse.de>
15760 PR tree-optimization/38180
15761 * tree-ssa-ccp.c (get_default_value): Simplify.
15762 (likely_value): Likewise.
15763 (surely_varying_stmt_p): Properly handle VOP case.
15764 (ccp_initialize): Likewise.
15765 (ccp_fold): Handle propagating through *&.
15766 (fold_const_aggregate_ref): Also handle decls.
15768 2009-03-28 Jan Hubicka <jh@suse.cz>
15770 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15771 * cgraph.h (cgraph_node): Likewise.
15772 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15773 (cgraph_reset_node): Use process flag.
15774 (cgraph_mark_functions_to_output): Likewise.
15775 (cgraph_expand_function): Likewise.
15776 (cgraph_expand_all_functions): Likewise.
15777 (cgraph_output_in_order): Likewise.
15778 * dwarf2out.c (reference_to_unused): Likewise.
15779 * passes.c do_per_function_toporder): Likewise.
15781 2009-03-28 Jan Hubicka <jh@suse.cz>
15783 Bring from lto-branch:
15785 2008-09-03 Doug Kwan <dougkwan@google.com>
15787 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15788 enums instead of reason strings.
15789 * cgraph.c (cgraph_create_edge): Same.
15790 (cgraph_inline_failed_string): New function.
15791 * cgraph.h (cgraph_inline_failed_t): New enum type.
15792 (cgraph_inline_failed_string): New prototype.
15793 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15794 char pointer to cgraph_inline_failed_t.
15795 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15796 (cgraph_default_inline_p): Ditto.
15797 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15798 to cgraph_inline_failed_t pointer.
15799 * cif-code.def: New file.
15800 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15802 (cgraph_check_inline_limits): Change type of REASON to pointer to
15803 cgraph_inline_failed_t. Replace reason strings with enums.
15804 (cgraph_default_inline_p): Ditto.
15805 (cgraph_recursive_inlining_p): Ditto.
15806 (update_caller_keys): Change type of FAILED_REASON to
15807 cgraph_inline_failed_t.
15808 (cgraph_set_inline_failed): Change type of REASON to pointer to
15809 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15810 convert enums to strings for text output.
15811 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15812 to be of type cgraph_inline_failed_t. Replace reason strings with
15813 enums. Call cgraph_inline_failed_string to covert enums
15814 to strings for text output.
15815 (cgraph_decide_inlining): Replace reason strings with enums.
15816 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15817 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15819 * tree-inline.c (expand_call_inline): Change type of REASON
15820 to cgraph_inline_failed_t. Replace reason strings with enums.
15821 Call cgraph_inline_failed_string for text output.
15822 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15825 2009-03-28 Jan Hubicka <jh@suse.cz>
15827 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15828 cgraph_clone_node): Remove master clone handling.
15829 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15830 * cgraph.h (master_clone): Remove.
15831 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15832 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15833 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15835 2009-03-28 Jan Hubicka <jh@suse.cz>
15837 * cgraph.c (cgraph_function_body_availability): Functions declared
15838 inline are always safe to assume that it is not going to be replaced.
15840 2009-03-28 Richard Guenther <rguenther@suse.de>
15842 PR tree-optimization/38513
15843 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15844 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15845 EXC_PTR_EXPR and FILTER_EXPR.
15846 (get_ref_from_reference_ops): Likewise.
15848 2009-03-28 Richard Guenther <rguenther@suse.de>
15850 PR tree-optimization/38968
15851 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15852 Use FLOOR_MOD_EXPR to compute misalignment.
15854 2009-03-28 Richard Guenther <rguenther@suse.de>
15856 PR tree-optimization/37795
15857 * tree.h (combine_comparisons): Declare.
15858 * fold-const.c (combine_comparisons): Export.
15859 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15861 (ifcombine_iforif): Use combine_comparisons.
15863 2009-03-28 Jan Hubicka <jh@suse.cz>
15865 * tree-eh.c (inlinable_call_p): New function.
15866 (make_eh_edges): Use it.
15867 (verify_eh_edges): Use it.
15868 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15869 * except.c (reachable_next_level): Add inlinable_function argument
15870 (sjlj_find_directly_reachable_regions): Update.
15871 (add_reachable_handler): Do not set saw_any_handlers.
15872 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15873 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15874 Add new inlinable call parameter.
15875 (can_throw_internal, can_throw_external): Update.
15876 * except.h (can_throw_internal_1, can_throw_external_1,
15877 foreach_reachable_handler): Update declaration.
15879 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15881 * config/arm/t-arm-coff, config/h8300/coff.h,
15882 config/i386/i386-aout.h, config/i386/i386-coff.h,
15883 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15884 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15885 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15886 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15887 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15888 sys-types.h: Remove.
15889 * Makefile.in: Remove protoize and fixproto support and references
15891 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15892 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15894 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15895 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15896 unprotoize$(exeext).
15897 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15898 (.PHONY): Don't depend on proto.
15899 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15900 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15901 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15902 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15903 build/gen-protos.o, build/scan.o, xsys-protos.h,
15904 build/fix-header$(build_exeext), build/fix-header.o,
15905 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15906 stmp-install-fixproto): Remove.
15907 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15908 SYSCALLS.c or fixproto files.
15909 (install-common): Don't install protoize.
15910 (install-headers-tar, install-headers-cpio, install-headers-cp):
15911 Don't depend on $(STMP_FIXPROTO).
15912 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15913 install fixproto files or write out fixproto settings.
15914 (uninstall): Don't uninstall protoize.
15915 * config.gcc (use_fixproto): Remove.
15916 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15917 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15918 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15919 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15920 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15921 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15922 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15923 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15924 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15925 * config/t-vxworks (STMP_FIXPROTO): Remove.
15926 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15927 STMP_FIXPROTO): Remove.
15928 * config.in, configure: Regenerate.
15929 * crtstuff.c (gid_t, uid_t): Don't undefine.
15930 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15931 (arm-*-coff, arm-*-aout: Remove target entries.
15932 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15933 Remove mention of AIX 4.1.
15934 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15935 * doc/invoke.texi (Running Protoize): Remove.
15936 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15937 (Protoize Caveats): Remove.
15938 * tsystem.h: Update comments on headers assumed to exist.
15940 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15942 * genautomata.c: Add a new year to the copyright. Add a new
15944 (struct insn_reserv_decl): Add comments for member bypass_list.
15945 (find_bypass): Remove.
15946 (insert_bypass): New.
15947 (process_decls): Use insert_bypass.
15948 (output_internal_insn_latency_func): Output all bypasses with the
15949 same input insn in one switch case.
15951 * rtl.def (define_bypass): Describe bypass choice.
15952 * doc/md.texi (define_bypass): Ditto.
15954 2009-03-27 Richard Guenther <rguenther@suse.de>
15956 * gimplify.c (mark_addressable): Export.
15957 * tree-flow.h (mark_addressable): Declare.
15958 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15959 * tree-ssa.c (verify_phi_args): Verify that address taken
15960 variables have TREE_ADDRESSABLE set.
15962 2009-03-27 Richard Guenther <rguenther@suse.de>
15964 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15965 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15966 Do not mark decls TREE_ADDRESSABLE.
15967 (build_fold_addr_expr): Adjust.
15968 (fold_addr_expr): Remove.
15969 (fold_unary): Use build_fold_addr_expr.
15970 (fold_comparison): Likewise.
15971 (split_address_to_core_and_offset): Likewise.
15972 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15974 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15975 (gimplify_modify_expr_to_memcpy): Mark source and destination
15977 * omp-low.c (create_omp_child_function): Mark the object decl
15979 (lower_rec_input_clauses): Mark the var we take the address of
15981 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15983 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15985 PR middle-end/39315
15986 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15987 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15989 2009-03-27 Richard Guenther <rguenther@suse.de>
15991 PR tree-optimization/39120
15992 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15994 (handle_lhs_call): Process return constraints. Add escape
15995 constraints if necessary.
15996 (handle_const_call): Fill out return constraints. Make nested
15997 case more precise. Avoid consttmp if possible.
15998 (handle_pure_call): Fill out return constraints. Avoid
15999 callused if possible.
16000 (find_func_aliases): Simplify call handling.
16002 2009-03-27 Richard Guenther <rguenther@suse.de>
16004 PR tree-optimization/39120
16005 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
16006 as a representative.
16007 (solve_graph): Do propagate CALLUSED.
16008 (handle_pure_call): Use a scalar constraint from CALLUSED for
16010 (find_what_p_points_to): CALLUSED shall not appear in poins-to
16013 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16016 * c-common.c (handle_aligned_attribute): Properly check alignment
16017 overflow. Use (1U << i) instead of (1 << i).
16019 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
16021 * expr.h (get_mem_align_offset): Updated.
16023 * tree.h (tree_decl_common): Change align to "unsigned int" and
16024 move it before pointer_alias_set.
16026 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16027 Jakub Jelinek <jakub@redhat.com>
16030 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
16031 gr_register_operand with gr_reg_or_0_operand.
16032 (cmpxchg_rel_di): Likewise.
16033 (sync_lock_test_and_set<mode>): Likewise.
16035 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16037 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
16038 (true_regnum): Likewise.
16040 * rtlanal.c (subreg_info): Moved to ...
16041 * rtl.h (subreg_info): Here. New.
16042 (subreg_get_info): New.
16044 * rtlanal.c (subreg_get_info): Make it extern.
16046 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16049 * config/i386/i386.c (ix86_abi): New.
16050 (override_options): Handle -mabi=.
16051 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
16052 (ix86_call_abi_override): Likewise.
16053 (init_cumulative_args): Likewise.
16054 (function_arg_advance): Likewise.
16055 (function_arg_64): Likewise.
16056 (function_arg): Likewise.
16057 (ix86_pass_by_reference): Likewise.
16058 (ix86_function_value_regno_p): Likewise.
16059 (ix86_build_builtin_va_list_abi): Likewise.
16060 (setup_incoming_varargs_64): Likewise.
16061 (is_va_list_char_pointer): Likewise.
16062 (ix86_init_machine_status): Likewise.
16063 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
16064 (ix86_function_type_abi): Return enum calling_abi. Rewrite
16065 for 64bit. Replace DEFAULT_ABI with ix86_abi.
16066 (ix86_function_abi): Make it static and return enum calling_abi.
16067 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
16069 (ix86_fn_abi_va_list): Updated.
16071 * config/i386/i386.h (ix86_abi): New.
16072 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
16073 (CONDITIONAL_REGISTER_USAGE): Likewise.
16074 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
16075 (machine_function): Likewise.
16077 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
16079 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
16080 (STACK_BOUNDARY): Likewise.
16081 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
16083 * config/i386/i386.opt (mabi=): New.
16085 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
16086 return enum calling_abi.
16087 (ix86_function_type_abi): Likewise.
16088 (ix86_function_abi): Removed.
16090 * doc/invoke.texi: Document -mabi= option for x86.
16092 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16094 * builtins.c (real_dconstp): Delete.
16095 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
16097 2009-03-27 Dodji Seketeli <dodji@redhat.com>
16098 Jakub Jelinek <jakub@redhat.com>
16101 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
16102 (gen_subprogram_die): When a function is explicit, generate the
16103 DW_AT_explicit attribute.
16104 * langhooks.h (struct lang_hooks_for_decls): Add
16105 function_decl_explicit_p langhook.
16106 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
16107 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
16109 2009-03-27 Jakub Jelinek <jakub@redhat.com>
16111 * builtins.c (fold_builtin_memory_op): Optimize memmove
16112 into memcpy if we can prove source and destination don't overlap.
16114 * tree-inline.c: Include gt-tree-inline.h.
16115 (clone_fn_id_num): New variable.
16116 (clone_function_name): New function.
16117 (tree_function_versioning): Use it.
16118 * Makefile.in (GTFILES): Add tree-inline.c.
16120 2009-03-27 Mark Mitchell <mark@codesourcery.com>
16122 * BASE-VER: Change to 4.5.0.
16124 2009-03-27 Xinliang David Li <davidxl@google.com>
16126 PR tree-optimization/39557
16127 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
16129 2009-03-27 Xinliang David Li <davidxl@google.com>
16131 PR tree-optimization/39548
16132 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
16135 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16137 * c-common.c (pointer_int_sum): Use %wd on return from
16140 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16142 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
16143 on return from tree_low_cst.
16145 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
16148 * ginclude/stdarg.h (va_copy): Define also for
16149 __GXX_EXPERIMENTAL_CXX0X__.
16151 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16154 * builtins.h (c_strlen): Do not warn here.
16155 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16156 * c-common.c (pointer_int_sum): Take an explicit location.
16157 Warn about offsets out of bounds.
16158 * c-common.h (pointer_int_sum): Adjust declaration.
16160 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16162 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
16165 2009-03-26 Jakub Jelinek <jakub@redhat.com>
16168 * opts.c (warn_if_disallowed_function_p): Don't assume
16169 get_callee_fndecl must return non-NULL.
16171 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16173 PR rtl-optimization/39522
16174 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16175 when reg_reloaded_valid is set.
16177 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16179 * config/spu/divv2df3.c: New file.
16180 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
16181 (DPBIT_FUNCS): Filter out _div_df.
16183 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
16185 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
16186 a jump insn, count that jump in the distance to the loop start.
16188 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16191 * config/sh/sh.c (calc_live_regs): Fix condition for global
16192 registers except PIC_OFFSET_TABLE_REGNUM.
16194 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16197 * doc/invoke.texi (-mconsole): New.
16199 (-mno-cygwin): New.
16201 (-mnop-fun-dllimport): New.
16205 (sub section "i386 and x86-64 Windows Options"): New.
16207 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16209 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16210 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16212 2009-03-25 Richard Guenther <rguenther@suse.de>
16214 PR middle-end/39497
16215 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16218 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16220 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16221 neither of haifa/selective schedulers are working.
16223 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16225 * doc/invoke.texi (Debugging Options): Fix description of
16226 -fno-merge-debug-strings.
16228 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16230 * config/cris/libgcc.ver: New version-script.
16231 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16233 * configure.ac <GAS features, nop mnemonic>: Add pattern
16234 crisv32-*-* for "nop".
16235 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16236 * configure: Regenerate.
16238 2009-03-24 Ira Rosen <irar@il.ibm.com>
16240 PR tree-optimization/39529
16241 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16242 mark_sym_for_renaming for the tag copied to the new vector
16245 2009-03-24 Arthur Loiret <aloiret@debian.org>
16247 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
16248 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
16249 EXTRA_SPEC_FUNCTIONS.
16250 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
16251 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
16252 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
16253 -march and -mtune options.
16255 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
16257 * config/m68k/t-rtems: Add m5329 multilib.
16259 2009-03-24 Dodji Seketeli <dodji@redhat.com>
16260 Jakub Jelinek <jakub@redhat.com>
16263 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
16266 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16269 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
16270 instead of c_parser_expression_conv, if original_code isn't one of the
16271 4 allowed comparison codes, fail.
16273 2009-03-23 Richard Guenther <rguenther@suse.de>
16275 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
16276 * tree.h (struct tree_type): Likewise.
16277 * reload.h (struct insn_chain): Likewise.
16278 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
16279 * function.h (struct function): Likewise.
16280 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
16282 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16284 PR tree-optimization/39516
16285 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
16287 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
16289 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
16290 should be set true if BITS_PER_WORD of target is bigger than 32
16292 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
16294 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
16295 Translate -B-options to -rpath-link. Correct existing
16296 rpath-link and conditionalize on !nostdlib.
16298 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16300 * doc/extend.texi (Function Attributes, Variable Attributes):
16302 * doc/invoke.texi (Debugging Options, Optimize Options)
16303 (i386 and x86-64 Options, MCore Options): Likewise.
16305 2009-03-20 Jakub Jelinek <jakub@redhat.com>
16308 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
16309 it for block local namespace aliases.
16310 (gen_decl_die): Pass context_die to gen_namespace_die.
16312 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16315 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
16316 minimum or maximum value.
16318 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
16320 * reginfo.c (globalize_reg): Recompute derived reg sets.
16322 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
16325 * libgcc2.c (mprotect): Do not use signed arguments for
16326 VirtualProtect, use DWORD arguments. Also fix the 'may
16327 be used uninitialized' warning for the np variable.
16329 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16332 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
16333 functions using regparm calling conventions when not optimizing.
16334 (ix86_function_sseregparm): Similarly for sseregparm calling
16337 2009-03-19 Li Feng <nemokingdom@gmail.com>
16339 PR middle-end/39500
16340 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
16341 dependence if the first conflict is after niter iterations.
16343 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
16345 PR middle-end/38609
16346 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
16347 functions with dynamic stack-pointer adjustments.
16349 2009-03-19 Ben Elliston <bje@au.ibm.com>
16351 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
16352 option; change to -msdata=data.
16354 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16356 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
16359 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
16362 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
16364 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
16366 * doc/invoke.texi (Code Gen Options): Expand discussion of
16369 2009-03-18 Jakub Jelinek <jakub@redhat.com>
16371 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
16372 * matrix-reorg.c (struct matrix_info): Likewise.
16373 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
16374 * rtl.h (struct mem_attrs): Likewise.
16375 * df.h (struct df): Likewise.
16376 * tree-data-ref.h (struct data_dependence_relation): Likewise.
16377 * ira-int.h (struct ira_allocno): Likewise.
16378 * df-scan.c (struct df_collection_rec): Likewise.
16379 * ira.c (struct equivalence): Likewise.
16380 * function.c (struct temp_slot): Likewise.
16381 * cfgloop.h (struct loop): Likewise.
16384 * function.c (use_register_for_decl): When not optimizing, disregard
16385 register keyword for variables with types containing methods.
16387 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
16389 PR middle-end/39447
16390 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
16391 (is_simple_operand): Call contains_component_ref_p before calling data
16392 reference analysis that would fail on COMPONENT_REFs.
16394 * tree-vrp.c (search_for_addr_array): Fix formatting.
16396 2009-03-18 Richard Guenther <rguenther@suse.de>
16398 * tree-vect-transform.c (vect_loop_versioning): Fold the
16399 generated comparisons.
16400 * tree-vectorizer.c (set_prologue_iterations): Likewise.
16401 (slpeel_tree_peel_loop_to_edge): Likewise.
16403 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16405 PR middle-end/37805
16406 * opts.c (print_specific_help): In addition to `undocumented',
16407 accept `separate' and `joined' flags if passed alone. Describe
16408 output by the first matched one of those.
16409 (common_handle_option): Skip over empty strings.
16410 * gcc.c (display_help): Fix help string for `--help='.
16411 * doc/invoke.texi (Option Summary, Overall Options): With
16412 `--help=', classes and qualifiers can both be repeated, but
16413 only the latter can be negated. One should not pass only
16414 negated qualifiers. Fix markup and examples.
16417 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16418 PR middle-end/37805
16419 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16420 and -fhelp=separate.
16422 2009-03-17 Jing Yu <jingyu@google.com>
16424 PR middle-end/39378
16425 * function.h (struct rtl_data): Move is_thunk from here...
16426 (struct function): ...to here.
16427 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16428 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16430 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16432 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16433 (alpha_output_function_end_prologue): Likewise.
16434 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16435 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16436 (rs6000_output_function_epilogue): Likewise.
16437 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16439 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16442 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16443 from different units in a single alternative.
16444 (*truncdfsf_i387): Ditto.
16445 (*truncxfsf2_mixed): Ditto.
16446 (*truncxfdf2_mixed): Ditto.
16448 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16450 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16451 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16454 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16455 unused non-artificial variables when not optimizing.
16458 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16459 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16460 NAMESPACE_DECL in its DECL_INITIAL.
16462 PR middle-end/39443
16463 * optabs.c (set_user_assembler_libfunc): New function.
16464 * expr.h (set_user_assembler_libfunc): New prototype.
16465 * c-common.c: Include libfuncs.h.
16466 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16467 for memcmp, memset, memcpy, memmove and abort.
16468 * Makefile.in (c-common.o): Depend on libfuncs.h.
16471 * dwarf2out.c (gen_inlined_enumeration_type_die,
16472 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16473 gen_tagged_type_instantiation_die): Removed.
16474 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16477 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16480 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16482 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16483 (check-parallel-%): Ditto.
16484 (check-consistency): Ditto.
16486 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16488 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16489 local variable rhs by NULL_TREE.
16491 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16494 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16496 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16499 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16501 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16504 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16505 for ms->sysv ABI calls only in 64bit mode.
16507 * config/i386/i386.md (untyped_call): Support 32bit.
16509 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16511 * doc/extend.texi: Replace x86_65 with x86_64.
16513 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16515 PR tree-optimization/39455
16516 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16517 mismatches for POINTER_TYPE_P (type).
16518 (number_of_iterations_le): Likewise.
16520 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16522 * config/picochip/picochip.c: Removed profiling support.
16523 * config/picochip/picochip.md: Removed profiling instruction.
16524 * config/picochip/picochip.h: Removed profiling builtin.
16526 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16528 * doc/install.texi (--with-host-libstdcxx): Document.
16530 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16533 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16534 generate a warning if the function name does not begin with
16535 "__vector" and the function has either the 'signal' or 'interrupt'
16536 attribute, from here to ...
16537 (avr_declare_function_name): ...here. New function.
16538 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16539 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16541 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16544 * cse.c (fold_rtx): Don't modify original const_arg1 when
16545 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16546 separate variable instead.
16547 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16548 from out of range shift counts.
16549 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16551 2009-03-13 Catherine Moore <clm@codesourcery.com>
16553 * config/i386/x-mingw32 (host-mingw32.o): Replace
16554 diagnostic.h with $(DIAGNOSTIC_H).
16556 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16559 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16561 * config/i386/sync.md (sync_compare_and_swap<mode>,
16562 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16563 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16565 (sync_double_compare_and_swapdi_pic,
16566 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16567 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16569 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16572 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16574 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16577 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16578 (avx_addsubv4df3): Likewise.
16579 (*avx_addsubv4sf3): Likewise.
16580 (sse3_addsubv4sf3): Likewise.
16582 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16585 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16587 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16590 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16591 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16592 registers for allocnos created from user-defined variables.
16594 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16597 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16598 of non-integer mode as well.
16600 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16602 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16603 for functions for which the parameter types are unknown.
16605 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16608 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16609 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16610 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16611 * config/i386/i386.c (ix86_local_alignment): For
16612 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16613 long long variables on the stack to avoid dynamic realignment.
16614 Allow the first argument to be a decl rather than type.
16615 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16617 2009-03-11 Nick Clifton <nickc@redhat.com>
16620 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16622 Add description to mno-lsim option.
16623 * config/mcore/mcore.h: Remove comment about deprecated m4align
16625 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16626 * doc/invoke.texi: Add description of mno-lsim and
16627 mstack-increment options.
16629 * config/fr30/fr30.opt: Document the -mno-lsim option.
16630 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16631 and -mno-lsim options.
16633 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16635 * fold-const.c (fold_comparison): Only call fold_inf_compare
16636 if the mode supports infinities.
16638 2009-03-11 Jason Merrill <jason@redhat.com>
16641 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16642 end already did. Notice GIMPLE_CALL modifications of the result.
16643 Don't copy debug information from an ignored decl or a decl from
16646 2009-03-10 Richard Guenther <rguenther@suse.de>
16647 Nathan Froyd <froydnj@codesourcery.com>
16649 PR middle-end/37850
16650 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16651 (__divMODE3): Likewise.
16653 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16655 PR tree-optimization/39394
16656 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16657 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16659 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16661 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16662 inline asms for register asm ("") declarations.
16664 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16666 * fold-const.c (fold_unary): Fix comment.
16668 2009-03-07 Jan Hubicka <jh@suse.cz>
16671 * tree-inline.c (setup_one_parameter): Do replacement of const
16672 argument by constant in SSA form.
16674 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16676 PR middle-end/38028
16677 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16678 determine alignment passed to assign_stack_local.
16679 (assign_parms_unsplit_complex): Likewise.
16680 * except.c (sjlj_build_landing_pads): Likewise.
16682 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16684 PR middle-end/39360
16685 * tree-flow.h (add_referenced_var): Return bool instead of void.
16686 * tree-dfa.c (add_referenced_var): Return result of
16687 referenced_var_check_and_insert call.
16688 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16689 of referenced_var_check_and_insert.
16692 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16693 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16694 DIE, don't emit it if abstract origin already has it.
16695 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16696 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16698 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16700 * genpreds.c (needs_variable): Fix parentheses at variable name
16702 (write_tm_constrs_h): Indent generated code.
16704 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16706 * doc/extend.texi (Function Attributes): Add documentation
16707 for isr attributes.
16709 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16712 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16713 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16715 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16717 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16720 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16723 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16724 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16726 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16728 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16729 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16730 constants instead of magic numbers.
16731 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16733 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16734 (x86_64_ms_abi_int_parameter_registers): Ditto.
16735 (x86_64_int_return_registers): Ditto.
16736 (ix86_maybe_switch_abi): Ditto.
16737 (ix86_expand_call): Ditto for clobbered_registers array.
16738 (ix86_hard_regno_mode_ok): Ditto.
16739 (x86_extended_QIreg_mentioned_p): Ditto.
16741 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16743 PR tree-optimization/39349
16744 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16746 * combine.c (gen_lowpart_for_combine): Use omode when generating
16749 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16751 PR rtl-optimization/39235
16752 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16754 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16756 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16758 2009-03-04 Richard Guenther <rguenther@suse.de>
16760 PR tree-optimization/39362
16761 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16762 that occur in abnormal PHIs should be varying.
16764 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16766 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16768 (simple_iv): Take loop as an argument instead of statement.
16769 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16770 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16772 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16774 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16775 * matrix-reorg.c (analyze_transpose): Ditto.
16776 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16777 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16778 * tree-predcom.c (ref_at_iteration): Ditto.
16779 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16781 2009-03-04 Richard Guenther <rguenther@suse.de>
16783 PR tree-optimization/39358
16784 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16785 escaped_id and callused_id.
16786 (solve_graph): Likewise.
16788 2009-03-04 Richard Guenther <rguenther@suse.de>
16790 PR tree-optimization/39339
16791 * tree-sra.c (try_instantiate_multiple_fields): Make it
16792 no longer ICE on the above.
16794 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16796 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16797 that fits within Pmode.
16799 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16801 PR middle-end/10109
16802 * tm.texi (LIBCALL_VALUE): Update description.
16804 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16806 PR middle-end/34443
16807 * doc/extend.texi (section): Update description.
16809 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16811 PR middle-end/39345
16812 * tree-inline.c (remapped_type): New.
16813 (can_be_nonlocal): Call remapped_type instead of remap_type.
16815 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16818 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16819 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16821 2009-03-03 Richard Guenther <rguenther@suse.de>
16823 PR middle-end/39272
16824 * tree.c (tree_nonartificial_location): New function.
16825 * tree.h (tree_nonartificial_location): Declare.
16826 * builtins.c (expand_builtin_memory_chk): Provide location
16827 of the call location for artificial function pieces.
16828 (maybe_emit_chk_warning): Likewise.
16829 (maybe_emit_sprintf_chk_warning): Likewise.
16830 (maybe_emit_free_warning): Likewise.
16831 * expr.c (expand_expr_real_1): Likewise.
16833 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16835 PR tree-optimization/39343
16836 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16837 COMPONENT_REF t has ARRAY_TYPE.
16839 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16841 PR middle-end/39335
16842 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16843 when the type precision of the induction variable should be
16844 larger than the type precision of nit.
16845 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16846 * graphite.c (graphite_loop_normal_form): Same.
16847 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16849 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16851 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16852 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16853 numbers to describe clobbered registers.
16854 (*call_value_0_rex64_ms_sysv): Ditto.
16855 * config/i386/mmx.md (mmx_emms): Ditto.
16856 (mmx_femms): Ditto.
16858 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16860 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16863 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16865 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16866 (spu_section_type_flags): New function.
16868 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16870 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16871 reg_class_contents of FLOAT_REGS into a temporary.
16873 2009-03-02 Richard Guenther <rguenther@suse.de>
16874 Ira Rosen <irar@il.ibm.com>
16876 PR tree-optimization/39318
16877 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16878 information to the vectorized statement.
16880 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16882 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16883 variable. Use defined names instead of magic constants for REX SSE
16886 2009-03-01 Richard Guenther <rguenther@suse.de>
16888 PR tree-optimization/39331
16889 * omp-low.c (lower_send_shared_vars): Do not receive new
16890 values for the reference of DECL_BY_REFERENCE parms or results.
16892 2009-03-01 Jan Hubicka <jh@suse.cz>
16895 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16896 BLOCK_NONLOCALIZED_VAR): New macros.
16897 (tree_block): Add nonlocalized_vars.
16898 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16899 gen_decl_die): Add origin argument. Allow generation of die with
16900 origin at hand only.
16901 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16902 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16904 (gen_block_die): Fix checking for unused blocks.
16905 (process_scope_var): Break out from .... ; work with origins only.
16906 (decls_for_scope) ... here; process nonlocalized list.
16907 (dwarf2out_ignore_block): Look for nonlocalized vars.
16908 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16910 (dump_scope_block): Dump them.
16911 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16912 (remap_block): Likewise.
16913 (can_be_nonlocal): New predicate.
16914 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16916 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16918 * configure: Regenerate.
16920 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16922 * optc-gen.awk: No need to duplicate option flags twice.
16923 Reuse help texts for duplicate options which do not have any.
16925 * gcc.c (display_help): Document --version.
16927 * gcc.c (main): If print_help_list and verbose_flag, ensure
16928 driver output comes before subprocess output.
16930 * optc-gen.awk: Assign all remaining fields to help string,
16931 space-separated, for multi-line help in *.opt.
16933 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16934 -Wno-pedantic-ms-format is for MinGW targets only.
16936 * doc/options.texi (Option file format): Fix bad indentation,
16937 restoring dropped sentence.
16939 2009-02-28 Jan Hubicka <jh@suse.cz>
16941 * tree-inline.c (tree_function_versioning): Output debug info.
16943 2009-02-28 Jan Hubicka <jh@suse.cz>
16946 * tree-inline.c (setup_one_parameter): Do not copy propagate
16947 arguments when not optimizing.
16949 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16952 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16953 (avx_addsubv4df3): Likewise.
16954 (*avx_addsubv4sf3): Likewise.
16955 (sse3_addsubv4sf3): Likewise.
16956 (*avx_addsubv2df3): Likewise.
16957 (sse3_addsubv2df3): Likewise.
16958 (avx_unpckhps256): Correct item selectors.
16959 (avx_unpcklps256): Likewise.
16960 (avx_unpckhpd256): Likewise.
16961 (avx_unpcklpd256): Likewise.
16963 2009-02-28 Jan Hubicka <jh@suse.cz>
16965 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16967 (copy_arguments_for_versioning): If var is declared don't declare it.
16968 (tree_function_versioning): First setup substitutions and then copy
16971 2009-02-27 Jan Hubicka <jh@suse.cz>
16974 * cgraph.h (varpool_output_debug_info): Remove.
16975 * cgraphunit.c (varpool_output_debug_info): Remove.
16976 * dwarf2out.c (deferred_locations_struct): New struct
16977 (deferred_locations): New type.
16978 (deferred_locations_list): New static var.
16979 (deffer_location): New function.
16980 (gen_variable_die): Use it.
16981 (decls_for_scope): Output info on local static vars.
16982 (dwarf2out_finish): Process deferred locations.
16983 * varpool.c (varpool_output_debug_info): Remove.
16985 2009-02-27 Jan Hubicka <jh@suse.cz>
16988 * tree.h (TREE_PROTECTED): Fix comment.
16989 (BLOCK_HANDLER_BLOCK): Remove.
16990 (struct tree_block): Remove handler_block add body_block.
16991 (inlined_function_outer_scope_p): New.
16992 (is_body_block): Remove.
16993 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16994 * dwarf2out.c (is_inlined_entry_point): Remove.
16995 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16996 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16998 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16999 * gimplify.c (gimplify_expr): Gimplify body blocks.
17000 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
17001 block with multiple subblocks.
17002 (dump_scope_block): Prettier output; dump more flags and info.
17003 (dump_scope_blocks): New.
17004 (remove_unused_locals): Use dump_scope_blocks.
17005 * tree-flow.h (dump_scope_blocks): Declare.
17006 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
17007 * stmt.c (is_body_block): Remove.
17008 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
17009 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
17011 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
17013 PR middle-end/39308
17014 * graphite.c (graphite_loop_normal_form): Do not call
17015 number_of_iterations_exit from a gcc_assert.
17017 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17019 * config/s390/s390.c (s390_swap_cmp): Look for conditional
17020 jumps if COND is NULL.
17021 (find_cond_jump): New function.
17022 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
17023 * config/s390/s390.md: Remove z10_cobra attribute value.
17025 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
17027 * config/alpha/alpha.h (alpha_expand_mov): Return false if
17028 force_const_mem returns NULL_RTX.
17030 2009-02-26 Jan Hubicka <jh@suse.cz>
17033 * cgraph.h (varpool_output_debug_info): Remove.
17034 * cgraphunit.c (varpool_output_debug_info): Remove.
17035 * dwarf2out.c (deferred_locations_struct): New struct
17036 (deferred_locations): New type.
17037 (deferred_locations_list): New static var.
17038 (deffer_location): New function.
17039 (gen_variable_die): Use it.
17040 (decls_for_scope): Output info on local static vars.
17041 (dwarf2out_finish): Process deferred locations.
17042 * varpool.c (varpool_output_debug_info): Remove.
17044 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
17046 PR rtl-optimization/39241
17047 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
17048 to subreg_offset_representable_p.
17050 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17052 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
17053 execute function prototype. Get f and nregs from max_reg_num
17054 and get_insns. Remove the first backward pass as it's dead,
17055 guard the forward pass by flag_expensive_optimizations.
17056 (rest_of_handle_regmove): Delete.
17057 (pass_regmove): Replace it with regmove_optimize.
17059 2009-02-25 Martin Jambor <mjambor@suse.cz>
17061 PR tree-optimization/39259
17062 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
17063 calls_alloca function flags.
17064 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
17065 calls are detected.
17067 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17069 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
17070 flags_set_1_rtx, flags_set_1_set): Delete.
17071 (regmove_optimize): Do not call mark_flags_life_zones.
17073 2009-02-24 Julian Brown <julian@codesourcery.com>
17076 * config/arm/arm.c (require_pic_register): Only set
17077 cfun->machine->pic_reg once per function.
17079 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
17081 * doc/invoke.texi (Link Options): Document an easier way to pass
17082 options that take arguments to the GNU linker using -Xlinker and -Wl.
17084 2009-02-24 Steve Ellcey <sje@cup.hp.com>
17087 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
17089 2009-02-24 Richard Guenther <rguenther@suse.de>
17092 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
17094 2009-02-24 Richard Guenther <rguenther@suse.de>
17095 Zdenek Dvorak <ook@ucw.cz>
17097 PR tree-optimization/39233
17098 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
17099 from converting them to a generic type.
17101 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
17103 PR tree-optimization/39260
17104 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
17105 contains a condition with a real type.
17106 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
17108 2009-02-23 Jason Merrill <jason@redhat.com>
17111 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
17112 narrowing_initializer_constant_valid_p.
17113 (narrowing_initializer_constant_valid_p): Don't return
17114 null_pointer_node for adding a pointer to itself.
17116 2009-02-23 Jan Hubicka <jh@suse.cz>
17119 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
17122 2009-02-23 Jan Hubicka <jh@suse.cz>
17124 PR tree-optimization/37709
17125 * tree.c (block_ultimate_origin): Move here from dwarf2out.
17126 * tree.h (block_ultimate_origin): Declare.
17127 * dwarf2out.c (block_ultimate_origin): Move to tree.c
17128 * tree-ssa-live.c (remove_unused_scope_block_p):
17129 Eliminate blocks containig no instructions nor live variables nor
17131 (dump_scope_block): New function.
17132 (remove_unused_locals): Enable removal of dead blocks by default;
17133 enable dumping at TDF_DETAILS.
17135 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17137 * config/i386/i386.c (classify_argument): Don't allow COImode
17139 (function_arg_advance_32): Don't allow OImode.
17140 (function_arg_32): Likewise.
17141 (function_value_32): Likewise.
17142 (return_in_memory_32): Likewise.
17143 (function_arg_64): Remove OImode comment.
17145 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17148 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17149 ix86_expand_vector_set for V4DImode in 64bit mode only.
17150 (ix86_expand_vector_init_one_var): Likewise.
17152 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
17154 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
17156 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17159 * loop-iv.c: Revert last change.
17160 * emit-rtl.c: Likewise.
17162 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17165 * config/i386/i386.c (type_natural_mode): Remove an extra
17166 space in the warning message.
17167 (function_value_32): Handle 32-byte vector modes.
17168 (return_in_memory_32): Likewise.
17170 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17172 * loop-iv.c (truncate_value): New function.
17173 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17175 (lowpart_subreg): Move to...
17176 * emit-rtl.c: ...here.
17178 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
17180 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
17181 accidental and undocumented change at revision 140860.
17183 2009-02-21 Joseph Myers <joseph@codesourcery.com>
17185 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
17186 take gimple_seq * arguments.
17187 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
17188 types_compatible_p langhook.
17190 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17191 Joseph Myers <joseph@codesourcery.com>
17193 * config/arm/arm.c (arm_builtin_va_list): New function.
17194 (arm_expand_builtin_va_start): Likewise.
17195 (arm_gimplify_va_arg_expr): Likewise.
17196 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17197 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17198 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17199 (va_list_type): New variable.
17200 (arm_mangle_type): Mangle va_list_type appropriately.
17202 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17204 PR middle-end/39157
17205 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17206 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17207 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17208 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17209 parameter to 1000 for -O1 by default.
17210 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17212 * loop-invariant.c: Include params.h.
17213 (move_loop_invariants): Don't call move_single_loop_invariants on
17216 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17218 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17219 offset when calculating bounds for indexing stack_usage_map. Fixes
17220 a buffer overflow with certain target setups.
17222 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17225 * calls.c (expand_call): Clear try_tail_call if caller and callee
17226 disagree in promotion of function return value.
17228 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17231 * c-common.c (c_determine_visibility): If visibility changed and
17232 DECL_RTL has been already set, call make_decl_rtl to update symbol
17235 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17238 * varasm.c (assemble_variable): Don't check DECL_NAME when
17239 globalizing a variable.
17241 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17244 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17245 expression before any __builtin_trap call.
17246 * c-typeck.c (build_function_call): Convert and check function
17247 arguments before generating a call to a trap. Evaluate the
17248 function arguments before the trap.
17250 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
17253 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
17254 (UNSPEC_FXAM_MEM): New unspec.
17255 (fxam<mode>2_i387_with_temp): New insn and split pattern.
17256 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
17257 memory using fxam<mode>2_i387_with_temp to remove excess precision.
17259 2009-02-19 Richard Guenther <rguenther@suse.de>
17261 PR tree-optimization/39207
17262 PR tree-optimization/39074
17263 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
17264 storedanything_tree): New.
17265 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
17266 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
17267 (build_succ_graph): Add edges from STOREDANYTHING to all
17269 (init_base_vars): Initialize STOREDANYTHING.
17270 (compute_points_to_sets): Free substitution info after
17271 building the succ graph.
17272 (ipa_pta_execute): Likewise.
17274 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
17276 (do_ds_constraint): Do not add to special var or non-pointer
17278 (type_could_have_pointers): Split out from ...
17279 (could_have_pointers): ... here. For arrays use the element type.
17280 (create_variable_info_for): Initialize may_have_pointers.
17281 (new_var_info): Likewise.
17282 (handle_lhs_call): Make the HEAP variable unknown-sized.
17283 (intra_create_variable_infos): Use a type with pointers for
17284 PARM_NOALIAS, make it unknown-sized.
17286 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
17289 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
17291 2009-02-18 Jason Merrill <jason@redhat.com>
17294 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
17295 value if DECL_EXTERNAL.
17296 * tree-sra.c (sra_walk_gimple_assign): Likewise.
17297 * target.h (gcc_target::binds_local_p): Clarify "module".
17298 * tree.h (TREE_PUBLIC): Clarify "module".
17300 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
17303 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
17304 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
17306 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
17309 * c.opt (Wabi): Support C and ObjC.
17312 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
17314 * config/i386/i386.c (classify_argument): Warn once about the ABI
17315 change when passing union with long double.
17317 * doc/invoke.texi: Update -Wabi for warning psABI changes.
17319 2009-02-18 Joseph Myers <joseph@codesourcery.com>
17322 * c-parser.c (c_parser_compound_statement): Always enter and leave
17325 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17328 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
17330 2009-02-18 Jakub Jelinek <jakub@redhat.com>
17332 PR tree-optimization/36922
17333 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
17334 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
17337 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17339 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
17342 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17344 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
17346 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17348 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
17351 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
17352 Richard Sandiford <rdsandiford@googlemail.com>
17354 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
17355 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
17356 (loongson_biadd): ...this.
17358 2009-02-17 Richard Guenther <rguenther@suse.de>
17360 PR tree-optimization/39202
17361 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
17362 a var make sure to follow existing collapses.
17364 2009-02-17 Richard Guenther <rguenther@suse.de>
17366 PR middle-end/39214
17367 * langhooks.c (lhd_print_error_function): Check for NULL block.
17369 2009-02-17 Richard Guenther <rguenther@suse.de>
17371 PR tree-optimization/39204
17372 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
17375 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
17377 * config/soft-fp/double.h: Update from glibc CVS.
17379 2009-02-17 Richard Guenther <rguenther@suse.de>
17381 PR tree-optimization/39207
17382 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
17383 strict-aliasing warnings for pointers pointing to NULL.
17385 2009-02-16 Joseph Myers <joseph@codesourcery.com>
17388 * c-parser.c (c_parser_braced_init): Call pop_init_level when
17389 skipping until next close brace.
17391 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
17394 * config/i386/i386.c (ix86_expand_push): Set memory alignment
17395 to function argument boundary.
17397 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17399 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
17400 in the lea_add. Reload eventually constraints it properly.
17401 * config/picochip/constraints.md: Remove the target constraint
17402 "b", since it is not needed anymore.
17404 2009-02-16 Jakub Jelinek <jakub@redhat.com>
17406 * gthr-dce.h: Uglify function parameter and local variable names.
17407 * gthr-gnat.h: Likewise.
17408 * gthr-mipssde.h: Likewise.
17409 * gthr-nks.h: Likewise.
17410 * gthr-posix95.h: Likewise.
17411 * gthr-posix.h: Likewise.
17412 * gthr-rtems.h: Likewise.
17413 * gthr-single.h: Likewise.
17414 * gthr-solaris.h: Likewise.
17415 * gthr-tpf.h: Likewise.
17416 * gthr-vxworks.h: Likewise.
17417 * gthr-win32.h: Likewise.
17419 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17422 * config/i386/i386.md: Restrict the new peephole2 to move
17423 between MMX/SSE registers.
17425 2009-02-15 Richard Guenther <rguenther@suse.de>
17428 2009-02-13 Richard Guenther <rguenther@suse.de>
17430 * configure.ac: Enable LFS.
17431 * configure: Re-generate.
17432 * config.in: Likewise.
17434 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17436 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17437 spu_srqwbyte, spu_srqwbytebc): Define.
17438 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17439 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17440 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17441 "shrqby_<mode>"): New insn-and-split patterns.
17442 * config/spu/spu.c (expand_builtin_args): Determine and return
17443 number of operands using spu_builtin_description data.
17444 (spu_expand_builtin_1): Use it.
17446 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17449 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17452 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17455 * config/i386/i386.c (override_options): Correct warning
17456 messages for -malign-loops, -malign-jumps and -malign-functions.
17458 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17461 * config/i386/i386.md: Restrict the new peephole2 to move
17462 between the general purpose registers.
17464 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17467 * config/i386/i386.c (type_natural_mode): Add a new argument.
17468 Return the original mode and warn ABI change if vector size is 32byte.
17469 (function_arg_advance): Updated.
17470 (function_arg): Likewise.
17471 (ix86_function_value): Likewise.
17472 (ix86_return_in_memory): Likewise.
17473 (ix86_sol10_return_in_memory): Likewise.
17474 (ix86_gimplify_va_arg): Likewise.
17475 (function_arg_32): Don't warn ABX ABI change here.
17476 (function_arg_64): Likewise.
17478 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17480 * loop-iv.c (implies_p): In the final case, test that operands 0
17481 of the two comparisons match.
17483 * config/bfin/bfin.c (find_prev_insn_start): New function.
17484 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17485 (find_next_insn_start): Move.
17487 2009-02-13 Richard Guenther <rguenther@suse.de>
17489 * configure.ac: Enable LFS.
17490 * configure: Re-generate.
17491 * config.in: Likewise.
17493 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17496 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17497 sizes on syntax error after some arguments have been parsed.
17499 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17501 * doc/invoke.texi (-fira): Remove.
17503 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17505 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17506 * recog.c: Likewise.
17509 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17511 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17512 (umul_ppmm): Likewise.
17513 (count_leading_zeros): Likewise.
17514 (count_trailing_zeros): Likewise.
17515 (UMUL_TIME): Likewise.
17517 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17519 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17520 soft-fp/t-softfp to tmake_file.
17522 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17523 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17524 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17525 IA64_BUILTIN_INFQ]: New.
17526 (ia64_init_builtins): Initialize __builtin_infq,
17527 __builtin_fabsq and __builtin_copysignq if not HPUX.
17528 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17529 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17531 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17533 (__fixtfti): Likewise.
17534 (__fixunstfti): Likewise.
17535 (__floattitf): Likewise.
17537 * config/ia64/libgcc-glibc.ver: New.
17538 * config/ia64/t-fprules-softfp: Likewise.
17539 * config/ia64/sfp-machine.h: Likewise.
17541 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17542 (LIBGCC2_TF_CEXT): Likewise.
17543 (TF_SIZE): Likewise.
17544 (TARGET_INIT_LIBFUNCS): Likewise.
17546 * config/ia64/t-glibc (SHLINB_MAPFILES):
17547 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17549 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17551 * config/i386/i386.c (construct_container): Rewrite processing
17552 BLKmode with X86_64_SSE_CLASS.
17554 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17557 * config/i386/i386.md: Replace simplify_replace_rtx with
17558 replace_rtx in the new peephole2.
17560 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17562 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17563 loop unrolling do not happen at -O2.
17565 2009-02-12 Michael Matz <matz@suse.de>
17567 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17569 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17571 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17574 2009-02-12 Ben Elliston <bje@au.ibm.com>
17576 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17577 patterns when updating the back chain. Missed in the 2009-02-10
17580 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17582 * doc/extend.texi (Decimal Floating Types): Update identifier of
17583 draft TR and list of missing support.
17585 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17587 PR middle-end/39154
17588 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17589 bit to variable length decl's flags, add it also to its
17590 pointer replacement variable.
17592 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17593 Jakub Jelinek <jakub@redhat.com>
17596 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17597 (memory_blockage): New expander.
17598 (*memory_blockage): New insn pattern.
17599 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17600 instead of general blockage at the end of function prologue when
17601 frame pointer is used to access red zone area. Do not emit blockage
17602 when profiling, it is emitted in generic code.
17603 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17604 function epilogue when frame pointer is used to access red zone area.
17606 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17609 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17610 by arithmetic with memory operands.
17611 * config/i386/predicates.md (commutative_operator): New.
17613 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17615 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17618 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17620 * alias.h (record_alias_subset): Declare.
17621 * alias.c (record_alias_subset): Make global.
17623 2009-02-10 Nick Clifton <nickc@redhat.com>
17625 * tree-parloops.c: Change license to GPLv3.
17626 * ipa-struct-reorg.c: Change license to GPLv3.
17627 * ipa-struct-reorg.h: Change license to GPLv3.
17629 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17632 * c-decl.c (start_struct): Return NULL on error.
17634 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17636 PR middle-end/39124
17637 * cfgloopmanip.c (remove_path): Call remove_bbs after
17638 cancel_loop_tree, not before it.
17641 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17642 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17643 VAR_DECLs were seen.
17644 * tree-ssa-live.c (remove_unused_locals): Recompute
17645 cfun->has_local_explicit_reg_vars.
17646 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17647 copies or clearings if cfun->has_local_explicit_reg_vars.
17649 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17652 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17653 of function prologue when frame pointer is used to access
17656 2009-02-10 Richard Guenther <rguenther@suse.de>
17658 PR middle-end/39127
17659 * gimplify.c (gimple_regimplify_operands): Always look if
17660 we need to create a temporary.
17662 2009-02-10 Richard Guenther <rguenther@suse.de>
17664 PR tree-optimization/39132
17665 * tree-loop-distribution.c (todo): New global var.
17666 (generate_memset_zero): Trigger TODO_rebuild_alias.
17667 (tree_loop_distribution): Return todo.
17669 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17672 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17673 (x86_64_reg_class_name): Removed.
17674 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17675 first one isn't X86_64_SSE_CLASS or any other ones aren't
17676 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17677 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17678 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17679 and 3 X86_64_SSEUP_CLASS.
17680 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17681 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17683 2009-02-10 Ben Elliston <bje@au.ibm.com>
17685 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17686 form instruction to update the stack back chain word, even if the
17687 user has disabled the generation of update instructions.
17688 (movdi_<mode>_update_stack): New.
17689 (movsi_update_stack): Likewise.
17690 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17691 always use an update form instruction to update the stack back
17694 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17696 PR middle-end/38953
17697 * graphite.c (if_region_set_false_region): After moving a region in
17698 the false branch of a condition, remove the empty dummy basic block.
17699 (gloog): Remove wrong fix for PR38953.
17701 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17703 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17704 generation due to implicit sign extension.
17706 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17708 PR middle-end/38981
17709 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17710 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17712 2009-02-09 Richard Guenther <rguenther@suse.de>
17714 PR middle-end/35202
17715 * convert.c (convert_to_real): Disable (float)fn((double)x)
17716 to fnf(x) conversion if errno differences may occur and
17717 -fmath-errno is set.
17719 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17721 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17722 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17723 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17725 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17728 * c-common.c (handle_alias_attribute): Disallow attribute for
17729 anything not a FUNCTION_DECL or VAR_DECL.
17731 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17734 * real.c (do_compare): Special-case compare of zero against
17735 decimal float value.
17737 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17740 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17741 as indicating flexible array members unless the field itself is
17742 being declarared as the incomplete array.
17744 2009-02-06 Jan Hubicka <jh@suse.cz>
17746 PR tree-optimization/38844
17747 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17748 is already inlined.
17750 2009-02-06 Richard Guenther <rguenther@suse.de>
17752 PR middle-end/38977
17753 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17754 fork because we may expand it as __gcov_fork.
17756 2009-02-06 Nick Clifton <nickc@redhat.com>
17758 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17760 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17762 PR tree-optimization/35659
17763 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17764 vn_phi_eq): Shortcut if hashcode does not match.
17765 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17767 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17768 and avoid iterative_hash_expr.
17769 (FOR_EACH_VALUE_ID_IN_SET): New.
17770 (value_id_compare): Remove.
17771 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17772 sort expressions by value id.
17774 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17777 * config/sh/predicates.md (general_movsrc_operand): Don't check
17778 the subreg of system registers here.
17780 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17783 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17784 on the copied decl.
17786 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17788 PR rtl-optimization/39110
17789 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17790 addresses, not aligned ones.
17792 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17793 Richard Guenther <rguenther@suse.de>
17795 PR tree-optimization/39100
17796 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17797 comment says and add edges.
17799 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17802 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17803 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17805 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17807 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17808 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17809 register_bb_in_sese, new_sese, free_sese): Moved.
17810 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17811 outermost_loop_in_scop, build_scop_iteration_domain,
17812 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17813 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17814 Use loop_in_sese_p instead of loop_in_scop_p.
17815 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17816 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17817 (scopdet_basic_block_info): Fix bug in scop detection.
17818 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17819 eq_loop_to_cloog_loop): Remove.
17820 (nb_loops_around_loop_in_scop, nb_loop
17821 ref_nb_loops): Moved here...
17822 * graphite.h (ref_nb_loops): ... from here.
17823 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17824 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17825 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17826 * testsuite/gcc.dg/graphite/scop-19.c: New
17828 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17829 Hans-Peter Nilsson <hp@axis.com>
17831 PR rtl-optimization/37889
17832 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17833 Move offset handling from PLUS to before the switch. Use new
17834 arguments when considering SYMBOL_REFs too.
17835 (rtx_addr_can_trap_p): Pass dummy offset and size.
17836 (enum may_trap_p_flags): Remove.
17837 (may_trap_p_1): Pass size from MEM_SIZE.
17839 PR rtl-optimization/38921
17840 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17841 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17842 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17843 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17845 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17847 AVX Programming Reference (January, 2009)
17848 * config/i386/sse.md (*vpclmulqdq): New.
17850 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17852 PR tree-optimization/38977
17853 PR gcov-profile/38292
17854 * calls.c (special_function_p): Disregard __builtin_ prefix.
17856 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17858 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17859 non-indexable addresses even before reload.
17861 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17864 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17865 as having variable size. Do not give an error for unnamed
17866 parameters with [*] declarators. Give a warning for type names
17867 with [*] declarators and mark them as variable size.
17868 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17869 for sizeof applied to [*] type names.
17871 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17874 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17876 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17878 * gcc.c (process_command): Update copyright notice dates.
17879 * gcov.c (print_version): Likewise.
17880 * gcov-dump.c (print_version): Likewise.
17881 * mips-tfile.c (main): Likewise.
17882 * mips-tdump.c (main): Likewise.
17884 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17887 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17888 for composite type involving a zero-length array type.
17890 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17893 * function.c (match_asm_constraints_1): Skip over
17894 initial optional % in the constraint.
17896 PR inline-asm/39059
17897 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17898 supported, don't accept FIXED_CSTs.
17899 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17900 and _Sat is used without _Fract/_Accum. Set specs->type to
17901 integer_type_node for cts_fract/cts_accum if fixed point is not
17904 2009-02-02 Catherine Moore <clm@codesourcery.com>
17906 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17908 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17910 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17911 (ABI_HAS_64BIT_SYMBOLS): Use it.
17912 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17914 2009-02-02 Paul Brook <paul@codesourcery.com>
17916 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17918 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17920 PR inline-asm/39058
17921 * recog.h (asm_operand_ok): Add constraints argument.
17922 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17923 recurse on matching constraint.
17924 (check_asm_operands): Pass constraints as 3rd argument to
17925 asm_operand_ok. Don't look up matching constraint here.
17926 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17929 2009-02-02 Ben Elliston <bje@au.ibm.com>
17931 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17932 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17934 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17936 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17937 information. Remove some obsolete information. Reorganize.
17939 * config/pa/fptr.c: Revert license to GPL 2.
17940 * config/pa/milli64.S: Likewise.
17942 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17945 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17946 LIBRARY name in, instead of hard-coding it.
17947 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17948 extra target make frag to tmake_files according to EH model.
17949 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17950 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17951 frags that define makefile variable EH_MODEL appropriately.
17952 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17953 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17954 to "-sjlj" according to type of EH configured.
17955 (LIBGCC_SONAME): Concatenate it to shared library base name.
17956 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17957 to "_sjlj" according to type of EH configured.
17958 (LIBGCC_SONAME): Concatenate it to shared library base name.
17959 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17960 (SHLIB_LINK): Add missing semicolon to if-else construct.
17961 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17962 string value of "pe_dll" command-line option.
17963 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17964 (SHLIB_SONAME): Use it when overriding t-cygming default.
17965 (SHLIB_IMPLIB): Override t-cygming default.
17966 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17967 string value of "pe_dll" command-line option.
17969 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17972 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17973 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17975 2009-01-31 Richard Guenther <rguenther@suse.de>
17977 PR tree-optimization/38937
17978 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17979 computing the transitive closure.
17981 2009-01-30 Richard Guenther <rguenther@suse.de>
17983 PR tree-optimization/39041
17984 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17985 Propagate variable indices only if the types match for this stmt.
17987 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17990 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17991 inline but never defined.
17993 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17995 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17996 (*insv_h_di_reg_extimm): New insn.
17997 (*insv_l<mode>_reg_extimm): New insn.
17999 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18001 * config/picochip/picochip.c (flag_conserve_stack): set
18002 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
18003 fconserve-stack. Reduce call-overhead used by inliner.
18005 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18008 * common.opt (flag_conserve_stack): Initialised to zero.
18010 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
18013 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
18014 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
18017 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
18019 * ira-color.c (allocno_reload_assign): Update comments.
18020 * regmove.c (regmove_optimize): Likewise.
18024 2009-01-29 Robert Millan <rmh@aybabtu.com>
18026 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
18027 * config/i386/kopensolaris-gnu.h: New file. Undefine
18028 `MD_UNWIND_SUPPORT'.
18029 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
18031 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
18033 PR tree-optimization/39007
18034 * tree-loop-distribution.c (generate_builtin): Use
18035 recompute_dominator to compute the immediate dominator of the
18036 basic block just after the loop.
18038 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18040 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
18041 (ASM_OUTPUT_DWARF_PCREL): Define.
18043 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
18045 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
18046 * doc/passes.texi: Remove entries about regclass, local-alloc, and
18047 global. Modify entries about regmove and IRA.
18049 * ra-conflict.c: Remove the file.
18051 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
18053 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
18054 (pass_regclass_init): Rename to pass_reginfo_init.
18056 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
18058 * toplev.h (flag_ira): Remove.
18060 * caller-save.c (setup_save_areas): Remove flag_ira.
18062 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
18064 * global.c: Remove the file.
18066 * opts.c (decode_options): Remove flag_ira.
18068 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
18070 * regmove.c: Modify file description.
18071 (find_use_as_address, try_auto_increment): Define them only if
18072 AUTO_INC_DEC is defined.
18073 (replacement_quality, replace_in_call_usage, fixup_match_1,
18074 stable_and_no_regs_but_for_p): Remove.
18075 (reg_set_in_bb): Make it static.
18076 (regmove_optimize): Remove flag_ira and code which worked for
18079 * local-alloc.c: Remove the file.
18081 * common.opt (fira): Remove.
18083 * ira.c: Include except.h.
18084 (eliminable_regset): Move from global.c.
18085 (mark_elimination): Ditto. Remove flag_ira.
18086 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
18087 equiv_mem_modified, validate_equiv_mem_from_store,
18088 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
18089 contains_replace_regs, memref_referenced_p, memref_used_between_p,
18090 no_equiv, recorded_label_ref): Move from local-alloc.c.
18091 (update_equiv_regs): Ditto. Make it static.
18092 (print_insn_chain, print_insn_chains): Move it from global.c.
18093 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
18094 (build_insn_chain): Ditto. Make it static.
18095 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
18096 Rename to init_live_subregs.
18097 (gate_ira): Remove flag_ira.
18099 * regclass.c: Rename reginfo.c. Change file description.
18100 (FORBIDDEN_INC_DEC_CLASSES): Remove.
18101 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
18102 (init_reg_sets_1): Remove code for evaluation of
18103 reg_class_superclasses and losing_caller_save_reg_set.
18104 (init_regs): Remove init_reg_autoinc.
18105 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
18106 ok_for_base_p_nonstrict): Remove.
18107 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
18108 (pass_regclass_init): Rename to pass_reginfo_init. Modify
18109 corresponding entries.
18110 (dump_regclass, record_operand_costs, scan_one_insn,
18111 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
18112 record_address_regs, auto_inc_dec_reg_p): Remove.
18113 (gt-regclass.h): Rename to gt-reginfo.h.
18115 * rtl.h (dump_global_regs, retry_global_alloc,
18116 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
18118 * Makefile.in (RA_H): Remove.
18119 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
18120 Rename regclass.o to reginfo.o.
18121 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
18123 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
18124 (GTFILES): Rename regclass.c to reginfo.c.
18126 * passes.c (init_optimization_passes): Remove pass_local_alloc and
18127 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
18129 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18130 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
18132 (finish_spills): Ditto. Remove code for !flag_ira.
18134 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
18136 PR middle-end/35854
18137 * doc/invoke.texi (rtl debug options): Complete rewrite.
18138 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
18140 * mode-switching.c (pass_mode_switching): Rename pass from
18141 "mode-sw" to "mode_sw".
18142 * except.c (pass_convert_to_eh_ranges): Rename pass from
18143 "eh-ranges" to "eh_ranges".
18144 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
18148 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
18149 Alexander Monakov <amonakov@ispras.ru>
18151 PR middle-end/38857
18152 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
18154 (move_exprs_to_boundary): Change return type and pass through
18155 should_move from move_op. Relax assert. Update usage ...
18156 (schedule_expr_on_boundary): ... here. Use should_move instead of
18158 (move_op_orig_expr_found): Indicate that insn was disconnected from
18160 (code_motion_process_successors): Do not call after_merge_succs
18161 callback if original expression was not found when traversing any of
18163 (code_motion_path_driver): Change return type. Update prototype.
18164 (move_op): Update comment. Add a new parameter (should_move). Update
18165 prototype. Set *should_move based on indication provided by
18166 move_op_orig_expr_found.
18168 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
18170 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18171 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18172 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18173 * config/rs6000/rs6000.c (rs6000_override_options): Default
18174 avoid-indexed-addresses on for Power6, off for everything else.
18175 (avoiding_indexed_address_p): New function.
18176 (rs6000_legitimize_address): Use it.
18177 (rs6000_legitimate_address): Likewise.
18178 * config/rs6000/rs6000.md (movXX_updateX): Likewise
18180 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
18182 PR tree-optimization/38997
18183 * tree-loop-distribution.c (generate_memset_zero): Use
18184 POINTER_PLUS_EXPR for a pointer addition.
18186 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
18188 * config/s390/s390.md (bswap<mode>2): New pattern added.
18190 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18192 * config/s390/s390.md (*tls_load_31): Added type attribute.
18194 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18196 * config/s390/s390.md: Fix a few comments.
18198 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18200 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18201 (*tm<mode>_full): Fixed z10prop attribute.
18202 (*tst<mode>_extimm): Fixed z10prop attribute.
18203 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18204 (*tstqiCCT_cconly): Fixed z10prop attribute.
18205 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18206 (*movsi_larl): Fixed z10prop attribute.
18207 (*movsi_zarch): Fixed z10prop attribute.
18208 (*movsi_eas): Fixed z10prop attribute.
18209 (*movhi): Fixed z10prop attribute.
18210 (*movqi): Fixed z10prop attribute.
18211 (*movstrictqi): Fixed z10prop attribute.
18212 (*mov<mode>): Fixed z10prop attribute.
18213 (*movcc): Fixed z10prop attribute.
18214 (*sethighpartdi_64): Fixed z10prop attribute.
18215 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18216 (*negdi2_sign_cc): Fixed z10prop attribute.
18217 (*negdi2_sign): Fixed z10prop attribute.
18218 (*absdi2_sign_cc): Fixed z10prop attribute.
18219 (*absdi2_sign): Fixed z10prop attribute.
18220 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18221 (*negabsdi2_sign): Fixed z10prop attribute.
18222 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18223 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18224 (doloop_si64): Fixed z10prop attribute.
18225 (doloop_si31): Fixed z10prop attribute.
18226 (doloop_long): Fixed z10prop attribute.
18227 (indirect_jump): Fixed z10prop attribute.
18228 (nop): Fixed z10prop attribute.
18229 (main_base_64): Fixed z10prop attribute.
18230 (reload_base_64): Fixed z10prop attribute.
18232 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18234 PR rtl-optimization/38740
18235 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18237 * config/mips/mips.c (mips_reorg): Likewise.
18239 2009-01-28 Richard Guenther <rguenther@suse.de>
18241 PR tree-optimization/38926
18242 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18243 with the correct value id to a value.
18244 (do_regular_insertion): Use the value number of edoubleprime
18245 for the value number of the expr.
18248 2008-08-21 Richard Guenther <rguenther@suse.de>
18250 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
18251 a PHI ask VN if it is already available.
18252 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
18253 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
18255 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18257 PR middle-end/38934
18258 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
18259 set to varying whenever max has TREE_OVERFLOW set, similarly
18260 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
18262 2009-01-28 Richard Guenther <rguenther@suse.de>
18264 PR middle-end/38908
18265 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
18266 uninitialized aggregate uses in call arguments.
18268 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
18270 PR tree-optimization/38984
18271 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
18272 the nothing_id variable if -fno-delete-null-pointer-checks.
18274 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
18277 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
18278 (set_got_offset_rex64): Ditto.
18280 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
18283 * doc/extend.texi: Improve local variable with asm reg.
18285 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
18287 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
18288 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
18289 was not supplied then set warn_packed_bitfield_compat to the
18290 default value of 1.
18291 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
18294 2009-01-27 Richard Guenther <rguenther@suse.de>
18296 PR tree-optimization/38503
18297 * cfgexpand.c (expand_gimple_basic_block): Ignore
18298 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
18299 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
18300 variables that cannot have TBAA applied.
18301 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
18304 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
18306 PR middle-end/38969
18307 * calls.c (initialize_argument_information): Do not wrap complex
18308 arguments in SAVE_EXPR.
18310 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
18312 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
18313 (INSTALL_LIBGCC): Revert typo commit.
18315 2009-01-26 Richard Guenther <rguenther@suse.de>
18317 PR tree-optimization/38745
18318 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
18319 from special handling.
18321 2009-01-26 Richard Guenther <rguenther@suse.de>
18323 PR tree-optimization/38745
18324 * tree-ssa.c (execute_update_addresses_taken): Do not include
18325 variables that cannot possibly be a register in not_reg_needs.
18326 Do not clear TREE_ADDRESSABLE on vars that may not become
18328 * tree-ssa.c (update_alias_info_1): Include those in the set
18329 of addressable vars.
18331 2009-01-26 Richard Guenther <rguenther@suse.de>
18333 PR middle-end/38851
18334 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
18335 * tree-ssa-dse.c: Include langhooks.h
18336 (execute_simple_dse): Remove stores with zero size.
18338 2009-01-24 Jakub Jelinek <jakub@redhat.com>
18341 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
18344 2009-01-24 Julian Brown <julian@codesourcery.com>
18346 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
18347 config/arm/linux-atomic.c.
18348 * config/arm/linux-atomic.c: New.
18350 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
18352 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
18353 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
18354 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
18356 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
18359 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
18362 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
18364 PR tree-optimization/38953
18365 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
18366 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
18367 (gloog): Split the exit of the scop when the scop exit is a loop exit.
18368 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
18371 2009-01-24 Paul Brook <paul@codesourcery.com>
18373 * config/arm/neon.md (neon_type): Move to arm.md.
18374 (neon_mov<VSTRUCT>): Add neon_type attribute.
18375 * config/arm/arm.md (neon_type): Move to here.
18376 (conds): Add "unconditioal" and use as default for NEON insns.
18378 2009-01-24 Ben Elliston <bje@au.ibm.com>
18380 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
18381 void *' warning from -Wc++-compat.
18382 * Makefile.in (dominance.o-warn): Remove.
18384 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
18386 PR tree-optimization/38932
18387 * fold-const.c (fold_unary_ignore_overflow): New.
18388 * tree.h (fold_unary_ignore_overflow): Declare.
18389 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
18390 * tree-ssa-sccvn.c (visit_reference_op_load,
18391 simplify_unary_expression): Likewise.
18393 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
18395 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
18396 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
18397 regardless of their type.
18398 * c-common.c (handle_packed_attribute): Don't ignore packed on
18400 * c.opt (Wpacked-bitfield-compat): New warning option.
18401 * stor-layout.c (place_field): Warn if offset of a field changed.
18402 * doc/extend.texi (packed): Mention the ABI change.
18403 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
18404 (Warning Options): Add it to the list.
18406 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
18408 * c-opts.c (c_common_post_options): Fix a typo in comments.
18410 2009-01-22 Steve Ellcey <sje@cup.hp.com>
18412 PR middle-end/38615
18413 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18414 variables to static.
18415 * doc/invoke.texi (-fmerge-all-constants): Update description.
18417 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18420 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18421 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18423 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18425 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18427 (LOCAL_ALIGNMENT): Similarly.
18429 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18430 Joseph Myers <joseph@codesourcery.com>
18432 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18433 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18434 * config/arm/arm-tune.md: Regenerate.
18435 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18438 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18440 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18441 version number to five.
18443 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18446 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18447 * c-common.c (set_underlying_type): Likewise.
18448 (is_typedef_decl ): Likewise
18450 (set_underlying_type): Likewise.
18451 (is_typedef_type): Likewise.
18453 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18455 PR middle-end/38587
18456 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18459 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18462 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18463 (LIBGCC_SPEC): Don't define.
18464 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18466 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18468 PR rtl-optimization/38879
18469 * alias.c (base_alias_check): Unaligned access via AND address can
18470 alias all surrounding object types except those with sizes equal
18471 or wider than the size of unaligned access.
18473 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18476 * c-decl.c (clone_underlying_type): Move this ...
18477 * c-common.c (set_underlying_type): ... here.
18478 Also, make sure the function properly sets TYPE_STUB_DECL() on
18479 the newly created typedef variant type.
18480 (is_typedef_decl ): New entry point.
18481 * tree.h: Added a new member member_types_needing_access_check to
18482 struct tree_decl_non_common.
18483 (set_underlying_type): New entry point.
18484 (is_typedef_type): Likewise.
18486 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18488 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18489 Check whether two instructions have memory references that
18490 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18491 are helper functions for traversing.
18492 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18493 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18494 not to draw dependency edge for instructions with non-conflicting
18497 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18500 * longlong.h: Update copyright years. Use soft-fp license notice.
18501 Sync __clz_tab declaration with glibc.
18503 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18506 * doc/extend.texi (syscall_linkage): New.
18507 (version_id): Modify.
18509 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18510 Richard Guenther <rguenther@suse.de>
18512 PR tree-optimization/38747
18513 PR tree-optimization/38748
18514 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18515 conversion if the base address is an indirect reference and the
18516 aliasing sets could cause issues.
18518 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18520 * common.opt (fgraphite, fgraphite-identity): Add comment for
18521 explaining why these options are not documented.
18523 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18525 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18526 gimple_call_lhs is NULL.
18528 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18531 * emit-rtl.c (adjust_address_1): Make sure memref is never
18534 2009-01-20 Ben Elliston <bje@au.ibm.com>
18536 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18537 const qualifier from arg parameter. Remove unnecessary cast to char *.
18538 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18539 const qualifier from arg 2.
18541 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18543 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18545 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18548 * rtl.h (reinit_regs): New prototype.
18549 * regclass.c: Include ira.h.
18550 (reinit_regs): New.
18551 * Makefile.in (regclass.o): Add ira.h.
18552 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18554 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18557 * c-common.c (handle_aligned_attribute): Use
18558 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18559 default alignment value.
18561 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18563 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18564 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18566 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18567 __BIGGEST_ALIGNMENT__.
18569 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18571 2009-01-18 Richard Guenther <rguenther@suse.de>
18573 PR tree-optimization/38819
18574 * tree-flow.h (operation_could_trap_helper_p): Declare.
18575 * tree-eh.c (operation_could_trap_helper_p): Export.
18576 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18577 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18578 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18579 are about to insert a possibly trapping instruction and fail
18582 2009-01-18 Andreas Schwab <schwab@suse.de>
18584 * doc/install.texi (Configuration): Remove obsolete paragraph
18585 about use of --with-gnu-ld with --with-gnu-as.
18587 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18589 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18590 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18591 Follow spelling conventions.
18593 2009-01-18 Ben Elliston <bje@au.ibm.com>
18595 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18596 C++ warning about implicit conversion from void * to struct
18598 (bitmap_obstack_free): Likewise for bitmap_element *.
18599 * Makefile.in (bitmap.o-warn): Remove.
18601 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18603 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18605 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18606 Tobias Grosser <tobi.grosser@amd.com>
18608 * graphite.c (graphite_trans_scop_block): Do not block single
18611 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18613 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18614 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18615 test with assertion.
18617 2009-01-16 Richard Guenther <rguenther@suse.de>
18619 PR tree-optimization/38835
18620 PR middle-end/36227
18621 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18622 and INT + PTR -> (INT)(PTR p+ INT) folding.
18623 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18625 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18628 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18629 the subreg from a lowpart subreg if it is also casting the value.
18631 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18632 Tobias Grosser <tobi.grosser@amd.com>
18634 * graphite.c (compare_prefix_loops): New.
18635 (build_scop_canonical_schedules): Rewritten.
18636 (graphite_transform_loops): Move build_scop_canonical_schedules
18637 after build_scop_iteration_domain.
18639 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18640 Tobias Grosser <tobi.grosser@amd.com>
18642 * graphite.c (add_conditions_to_domain): Add the loops to
18643 the dimension of the iteration domain. Do copy the domain
18644 only when it exists.
18645 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18646 (add_conditions_to_constraints): New.
18647 (can_generate_code_stmt, can_generate_code): Removed.
18648 (gloog): Do not call can_generate_code.
18649 (graphite_transform_loops): Call add_conditions_to_constraints
18650 after building the iteration domain.
18652 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18654 PR tree-optimization/38789
18655 * tree-ssa-threadedge.c
18656 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18657 __builtin_constant_p.
18659 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18661 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18662 examined before deleting them.
18664 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18666 * function.c (aggregate_value_p): Correctly extract the function
18667 type from CALL_EXPR_FN lookup.
18669 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18671 * config/picochip/picochip.c (picochip_override_options): Revert
18672 CFI asm flag disable commited previously.
18674 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18675 Tobias Grosser <tobi.grosser@amd.com>
18676 Jan Sjodin <jan.sjodin@amd.com>
18678 * graphite.c (scan_tree_for_params): On substractions negate
18679 all the coefficients of the term.
18680 (clast_to_gcc_expression_red): New. Handle reduction expressions
18681 of more than two operands.
18682 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18683 (get_vdef_before_scop): Handle also the case of default definitions.
18685 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18687 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18688 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18689 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18691 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18692 Joey Ye <joey.ye@intel.com>
18694 PR middle-end/37843
18695 * cfgexpand.c (expand_stack_alignment): Don't update stack
18696 boundary nor check incoming stack boundary here.
18697 (gimple_expand_cfg): Update stack boundary and check incoming
18698 stack boundary here.
18700 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18702 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18704 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18706 PR rtl-optimization/38245
18707 * calls.c (expand_call): Add stack arguments to
18708 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18709 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18710 in regs and partially in memory or BLKmode arguments.
18711 (emit_library_call_value_1): Add stack arguments to
18712 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18713 ACCUMULATE_OUTGOING_ARGS).
18714 * dce.c: Include tm_p.h.
18715 (find_call_stack_args): New function.
18716 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18718 (mark_insn): Call find_call_stack_args for CALL_Ps.
18719 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18720 forwards. Allocate and free arg_stores bitmap if needed, pass it
18721 down to deletable_insn_p, don't mark stores set in arg_stores
18722 bitmap, clear the bitmap at the beginning of each bb.
18723 * Makefile.in (dce.o): Depend on $(TM_P_H).
18725 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18728 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18729 to make sure the insn is a conditional test (bug 22599). Reformat a
18732 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18734 PR middle-end/38431
18735 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18736 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18737 (gloog): Do not call cleanup_tree_cfg.
18738 (graphite_transform_loops): Call cleanup_tree_cfg after all
18739 scops have been code generated.
18741 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18742 * doc/gty.texi (Invoking the garbage collector): Added new node
18743 and section documenting ggc_collect.
18745 2009-01-14 Richard Guenther <rguenther@suse.de>
18747 PR tree-optimization/38826
18748 PR middle-end/38477
18749 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18750 initialization notes only if we actually emitted a warning.
18751 (intra_create_variable_infos): Add constraints for a result decl
18752 that is passed by hidden reference.
18753 (build_pred_graph): Mark all related variables non-direct on
18756 2009-01-14 Nick Clifton <nickc@redhat.com>
18758 * ira-conflicts.c: Include addresses.h for the definition of
18760 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18761 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18763 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18766 * Makefile.in (ira-lives.o): Add except.h.
18768 * ira-lives.c: Include except.h.
18769 (process_bb_node_lives): Process can_throw_internal.
18771 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18773 PR rtl-optimization/38774
18774 * combine.c (simplify_set): When undoing cc_use change, don't do
18775 PUT_CODE on the newly created comparison, but instead put back the
18778 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18780 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18781 values. Remove duplicate arm8 entry.
18783 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18785 PR tree-optimization/38786
18786 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18787 the SSA_NAME case of expand_scalar_variables_expr.
18788 Set the type of an expression to the type of its assign statement.
18789 (expand_scalar_variables_expr): Also gather the scalar computation
18790 used to index the memory access. Do not pass loop_p.
18791 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18792 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18793 the gimple_stmt_iterator where it inserts new code.
18794 Do not pass loop_p.
18795 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18796 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18798 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18800 * graphite.h (debug_value): Removed.
18801 * graphite.c (debug_value): Removed.
18803 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18805 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18806 ldrd/strd with two 32-bit instructions.
18808 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18810 * config/arm/arm.c (struct processors): Pass for speed down into
18811 cost helper functions.
18812 (const_ok_for_op): Handle COMPARE and inequality nodes.
18813 (arm_rtx_costs_1): Rewrite.
18814 (arm_size_rtx_costs): Update prototype.
18815 (arm_rtx_costs): Pass speed down to helper functions.
18816 (arm_slowmul_rtx_costs): Rework cost calculations.
18817 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18818 (arm_9e_rtx_costs): Likewise.
18820 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18822 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18823 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18824 (alpha_legitimize_address): Do not split local symbols wider than
18825 UNITS_PER_WORD into HIGH/LO_SUM parts.
18827 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18830 * gcc.c (process_command): Replace call to execvp with calls
18831 to pex_one and exit.
18833 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18836 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18837 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18838 variant for devices with 3-byte PC.
18839 (__tablejump_elpm__): New.
18841 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18844 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18845 offsetof member-designator, handle it as `[0].'.
18847 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18849 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18850 function when not using named sections on targets with named sections
18851 if branch distance is less than 262132.
18853 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18855 * combine.c (combine_instructions): Recompute
18856 optimize_this_for_speed_p for each BB in the main combine loop.
18858 2009-01-12 Tomas Bily <tbily@suse.cz>
18861 * tree-loop-distribution.c (prop_phis): New function.
18862 (generate_builtin): Call prop_phis.
18863 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18865 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18867 PR tree-optimization/38807
18868 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18869 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18871 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18873 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18874 subreg of op0 to the original op0.
18876 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18878 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18880 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18883 * mips-tfile.c (parse_def): Fix parsing of def strings
18884 starting with digits.
18886 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18889 * config/arm/arm.c (arm_is_long_call_p): Don't call
18890 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18892 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18894 * regrename.c (regrename_optimize): Fix dumping.
18895 (find_oldest_value_reg): Preserve REG_POINTER.
18896 (copy_hardreg_forward_1): Likewise.
18898 2009-01-09 Diego Novillo <dnovillo@google.com>
18900 * gimple.h (struct gimple_statement_base) <uid>: Document
18901 the restrictions on its use.
18902 (gimple_uid): Tidy.
18903 (gimple_set_uid): Tidy.
18905 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18907 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18908 zero guard even if align_bytes != 0 and count is smaller than
18911 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18913 PR rtl-optimization/38495
18914 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18915 (add_range_and_copies_from_move_list): Print all added ranges.
18916 Add ranges to memory optimized destination.
18918 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18922 * config/i386/i386.c (override_options): Reject
18923 -mstringop-strategy=rep_8byte with -m32.
18924 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18925 to 1. Do count comparison against epilogue_size_needed at compile
18926 time even when count_exp was constant forced into register. For
18927 size_needed don't jump to epilogue, instead just avoid aligning
18928 and invoke the body algorithm. If need_zero_guard, add zero guard
18929 even if count is non-zero, but smaller than size_needed + number of
18930 bytes that could be stored for alignment.
18931 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18932 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18933 but smaller than size_needed + number of bytes that could be stored
18934 for alignment. Compare size_needed with epilogue_size_needed instead
18935 of desired_align - align, don't adjust size_needed, pass
18936 epilogue_size_needed to the epilogue expanders.
18939 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18941 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18943 * pa.c (last_address): Change to unsigned.
18944 (update_total_code_bytes): Change argument to unsigned. Don't
18945 check if insn addresses are set.
18946 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18947 addresses are not set.
18948 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18950 2009-01-09 Nick Clifton <nickc@redhat.com>
18952 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18953 DECL_DECLARED_INLINE_P.
18955 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18957 PR middle-end/38347
18958 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18959 GET_MODE (op0) in operand_subword_force calls.
18961 PR middle-end/38771
18962 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18963 fold_convert arg0 operands to TREE_TYPE (op0) first.
18965 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18967 * params.def (ira-max-conflict-table-size): Decrease default value
18970 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18972 PR tree-optimization/37031
18973 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18975 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18976 allocate it using gc instead of heap, use VEC_quick_push instead of
18978 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18979 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18980 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18981 allocated vector from heap allocated.
18982 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18983 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18984 vector only after perfect_loop_nest_depth call.
18986 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18987 Jan Sjodin <jan.sjodin@amd.com>
18989 PR tree-optimization/38559
18990 * graphite.c (debug_value, copy_constraint,
18991 swap_constraint_variables, scale_constraint_variable, ): New.
18992 (get_lower_bound, get_upper_bound): Removed.
18993 (graphite_trans_bb_strip_mine): Clean up this code that works
18994 only for constant number of iterations. Fully copy upper and
18995 lower bound constraints, not only the constant part of them.
18996 * graphite.h (debug_value): Declared.
18998 2009-01-08 Ira Rosen <irar@il.ibm.com>
19000 PR tree-optimization/37194
19001 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
19002 Don't add the cost of cost model guard in prologue to scalar
19003 outside cost in case of known number of iterations.
19005 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
19006 Alan Modra <amodra@bigpond.net.au>
19008 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
19009 non-word-aligned REG+CONST addressing.
19011 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19014 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
19015 free_after_compilation when outputting a thunk.
19016 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
19017 Do not call free_after_compilation here.
19019 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19021 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
19022 (ix86_valid_target_attribute_inner_p): Ditto.
19024 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
19026 PR tree-optimization/38492
19027 PR tree-optimization/38498
19028 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
19029 * tree-chrec.h (scev_is_linear_expression): Declared.
19030 * graphite.c (graphite_cannot_represent_loop_niter): New.
19031 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
19032 (graphite_loop_normal_form): Use gcc_assert.
19033 (scan_tree_for_params): Use CASE_CONVERT.
19034 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
19035 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
19036 Use gcc_assert. Discard scops that contain unhandled cases.
19037 (build_scop_conditions): Return a boolean status for unhandled cases.
19038 (strip_mine_profitable_p): Print the loop number, not its depth.
19039 (is_interchange_valid): Pass the depth of the loop nest, don't
19040 recompute it wrongly.
19041 (graphite_trans_bb_block): Same.
19042 (graphite_trans_bb_block): Print tentative of loop blocking.
19043 (graphite_trans_scop_block): Do not print that the loop has been
19045 (graphite_transform_loops): Do not handle scops that contain condition
19048 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
19050 AVX Programming Reference (December, 2008)
19051 * config/i386/avxintrin.h (_mm256_stream_si256): New.
19052 (_mm256_stream_pd): Likewise.
19053 (_mm256_stream_ps): Likewise.
19055 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
19056 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
19057 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
19058 (bdesc_special_args): Add __builtin_ia32_movntdq256,
19059 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
19060 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
19061 (ix86_expand_special_args_builtin): Likewise.
19063 * config/i386/sse.md (AVXMODEDI): New.
19064 (avx_movnt<mode>): Likewise.
19065 (avx_movnt<mode>): Likewise.
19066 (<sse>_movnt<mode>): Remove AVX support.
19067 (sse2_movntv2di): Likewise.
19069 2009-01-07 Richard Guenther <rguenther@suse.de>
19071 PR middle-end/38751
19072 * fold-const.c (extract_muldiv): Remove obsolete comment.
19073 (fold_plusminus_mult_expr): Undo MINUS_EXPR
19074 to PLUS_EXPR canonicalization for the canonicalization.
19076 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
19078 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
19079 hosted cross-compilers generating less efficient code.
19081 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19083 * function.h (rtl_data): Add a dbr_scheduled_p field.
19084 * reorg.c (dbr_schedule): Set it.
19085 (gate_handle_delay_slots): Check it.
19086 * config/mips/mips.c (mips_base_delayed_branch): Delete.
19087 (mips_reorg): Check flag_delayed_branch instead of
19088 mips_base_delayed_branch.
19089 (mips_override_options): Don't set mips_base_delayed_branch
19090 or flag_delayed_branch.
19092 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19094 PR rtl-optimization/38426.
19095 * ira.c (ira): Set current_function_is_leaf earlier.
19097 2009-01-06 Jakub Jelinek <jakub@redhat.com>
19099 PR rtl-optimization/38722
19100 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
19101 too early, only set a flag and modify after last possible
19104 2009-01-06 Janis Johnson <janis187@us.ibm.com>
19107 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
19108 * real.c (decimal_single_format): Correct values of emin and emax.
19109 (decimal_double_format): Ditto.
19110 (decimal_quad_format): Ditto.
19111 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
19112 computation of DECnn_MIN and DECnn_MAX for corrected values of
19113 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
19114 __DECnn_MIN__, and adjust its computation for the corrected value
19117 2009-01-06 Jan Hubicka <jh@suse.cz>
19120 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
19122 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
19124 * doc/contrib.texi (Contributors): Slightly adjust the end note.
19125 Add Robert Clark to the list of testers.
19127 2009-01-06 Jan Hubicka <jh@suse.cz>
19128 Kai Tietz <kai.tietz@onevision.com>
19130 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
19131 * config/i386/i386.c (ix86_expand_call): Add clobbers.
19133 2009-01-06 Jan Hubicka <jh@suse.cz>
19134 Kai Tietz <kai.tietz@onevision.com>
19136 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
19138 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
19139 (ix86_nsaved_regs): Count only general purpose regs.
19140 (ix86_nsaved_sseregs): New.
19141 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
19142 to 16 for w64; compute padding and size of sse reg save area.
19143 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
19144 general purpose regs.
19145 (ix86_emit_save_sse_regs_using_mov): New.
19146 (ix86_expand_prologue): Save SSE regs if needed.
19147 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
19148 (ix86_emit_restore_sse_regs_using_mov): New.
19149 (ix86_expand_epilogue): Save SSE regs if needed.
19151 2009-01-06 Jan Hubicka <jh@suse.cz>
19152 Kai Tietz <kai.tietz@onevision.com>
19154 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
19155 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
19156 functions when accumulate outgoing args is off.
19158 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19161 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
19162 before using pseudos_have_intersected_live_ranges_p.
19164 * ira-int.h (ira_assert): Always define.
19166 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19168 AVX Programming Reference (December, 2008)
19169 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
19170 (_mm256_permute2_pd): Likewise.
19171 (_mm_permute2_ps): Likewise.
19172 (_mm256_permute2_ps): Likewise.
19173 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19174 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19176 * config/i386/i386.c (ix86_builtins): Remove
19177 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19178 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19179 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
19180 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
19181 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
19182 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
19183 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
19184 __builtin_ia32_vpermil2ps256.
19185 (ix86_init_mmx_sse_builtins): Updated.
19186 (ix86_expand_args_builtin): Likewise.
19188 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19190 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19191 long absolute calls when generating PA 2.0 code.
19193 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19195 PR rtl-optimization/38583
19196 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19198 * params.def (ira-max-conflict-table-size): New.
19200 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19202 * ira.h (ira_conflicts_p): New external definition.
19204 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19205 table. Report this. Return result of building.
19206 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19207 building conflict table.
19209 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19210 (ira_color): Use ira_conflicts_p.
19212 * global.c: Include ira.h.
19213 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19216 * Makefile.in (global.o): Add ira.h.
19218 * ira-build.c (mark_all_loops_for_removal,
19219 propagate_some_info_from_allocno): New.
19220 (remove_unnecessary_allocnos): Call
19221 propagate_some_info_from_allocno.
19222 (remove_low_level_allocnos): New.
19223 (remove_unnecessary_regions): Add parameter. Call
19224 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19225 parameter to remove_unnecessary_regions.
19226 (ira_build): Remove all regions but root if the conflict table was
19227 not built. Update conflict hard regs for allocnos crossing calls.
19229 * ira.c (ira_conflicts_p): New global.
19230 (ira): Define and use ira_conflicts_p.
19232 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19233 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19234 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19236 2009-01-06 Ben Elliston <bje@au.ibm.com>
19238 * gengtype-lex.l (YY_NO_INPUT): Define.
19240 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19243 * c-common.c (handle_vector_size_attribute): Also reject
19244 BOOLEAN_TYPE types.
19246 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
19248 PR tree-optimization/38492
19249 * graphite.c (rename_map_elt, debug_rename_elt,
19250 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
19251 rename_map_elt_info, eq_rename_map_elts,
19252 get_new_name_from_old_name, bb_in_sese_p): Moved around.
19253 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
19254 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
19255 (sese_build_livein_liveouts): New.
19256 (new_sese, free_sese): New.
19257 (new_scop): Call new_sese.
19258 (free_scop): Call free_sese.
19259 (rename_variables_from_edge, rename_phis_end_scop): Removed.
19260 (register_old_new_names): Renamed register_old_and_new_names.
19261 (register_scop_liveout_renames, add_loop_exit_phis,
19262 insert_loop_close_phis, struct igp,
19263 default_liveout_before_guard, add_guard_exit_phis,
19264 insert_guard_phis, copy_renames): New.
19265 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
19266 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
19267 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
19268 (scop_adjust_phis_for_liveouts): New.
19269 (gloog): Call scop_adjust_phis_for_liveouts.
19271 * graphite.h (struct sese): Documented. Added fields liveout,
19272 num_ver and livein.
19273 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
19274 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
19275 (struct scop): Added field liveout_renames.
19276 (SCOP_LIVEOUT_RENAMES): New.
19278 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19280 PR tree-optimization/38510
19281 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
19282 (translate_clast): Call recompute_all_dominators before
19284 (gloog): Call recompute_all_dominators before graphite_verify.
19286 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19287 Jan Sjodin <jan.sjodin@amd.com>
19289 PR tree-optimization/38500
19290 * graphite.c (create_sese_edges): Call fix_loop_structure after
19293 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19295 * config.gcc: Add m32r*-*-rtems*.
19296 * config/m32r/rtems.h: New file.
19298 2009-01-05 Ben Elliston <bje@au.ibm.com>
19300 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
19301 (.po.pox): Likewise.
19302 (po/gcc.pot): Likewise.
19304 2009-01-04 David S. Miller <davem@davemloft.net>
19306 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
19307 (STARTING_FRAME_OFFSET): Always set to zero.
19309 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19311 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
19312 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
19313 fixed-point types, and vectors of the same.
19315 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19317 * config/mips/sync.md (*mb_barrier): Rename to...
19318 (*memory_barrier): ...this.
19320 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
19322 * doc/extend.texi (Function Attributes): Move @cindex after @item
19323 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
19324 and put in alphabetical order. Fix 'target' name and put in order.
19325 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
19328 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
19330 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
19331 (memory_barrier): Expand as unspec instead of unspec_volatile.
19332 Remove mem:BLK from insn operands. Use Pmode scratch register.
19333 (*memory_barrier): Define as unspec instead of unspec_volatile.
19334 Use (match_dup 0) as input operand.
19336 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
19337 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
19338 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
19339 scratch register. Remove operand 1.
19340 (*stbar): Define as unspec instead of unspec_volatile.
19341 Use (match_dup 0) as input operand, remove (const_int 8).
19342 (*membar): Define as unspec instead of unspec_volatile.
19343 Use (match_dup 0) as input operand, remove input operand 2.
19345 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
19346 (memory_barrier): Expand as unspec instead of unspec_volatile.
19347 Remove mem:BLK from insn operands. Use Pmode scratch register.
19348 (*memory_barrier): Define as unspec instead of unspec_volatile.
19349 Use (match_dup 0) as input operand.
19351 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
19352 Remove mem:BLK from insn operands. Use Pmode scratch register.
19353 Set volatile flag on operand 0.
19354 (*memory_barrier): New insn pattern.
19356 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
19358 (*memory_barrier): Use (match_dup 0) as input operand.
19360 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
19361 Remove mem:BLK from insn operands. Use Pmode scratch register.
19362 Set volatile flag on operand 0.
19363 (*mb_internal): New insn pattern.
19365 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
19367 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19369 PR middle-end/38586
19370 * function.c (struct temp_slot): Move to the section of the file
19371 that deals with temp slots. Remove field 'address'.
19372 (temp_slot_address_table): New hash table of address -> temp slot.
19373 (struct temp_slot_address_entry): New struct, items for the table.
19374 (temp_slot_address_compute_hash, temp_slot_address_hash,
19375 temp_slot_address_eq, insert_temp_slot_address): Support functions
19377 (find_temp_slot_from_address): Rewrite to use the new hash table.
19378 (remove_unused_temp_slot_addresses): Remove addresses of temp
19379 slots that have been made available.
19380 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
19381 worker function for remove_unused_temp_slot_addresses.
19382 (assign_stack_temp_for_type): Don't clear the temp slot address list.
19383 Add the temp slot address to the address -> temp slot map.
19384 (update_temp_slot_address): Update via insert_temp_slot_address.
19385 (free_temp_slots): Call remove_unused_temp_slot_addresses.
19386 (pop_temp_slots): Likewise.
19387 (init_temp_slots): Allocate the address -> temp slot map, or empty
19388 the map if it is already allocated.
19389 (prepare_function_start): Initialize temp slot processing.
19391 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19393 PR middle-end/38584
19394 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
19395 Calculate the size of all stack vars assuming no packing of stack
19396 vars will happen, replacing a quadratic algorithm with a linear one.
19398 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19401 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
19404 2009-01-03 Diego Novillo <dnovillo@google.com>
19406 * doc/contrib.texi: Update contributions.
19408 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19411 * builtins.c (fold_builtin_memory_op): Give up if either operand
19412 is volatile. Set srctype or desttype to non-qualified version
19416 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19417 and FUNCTION_DECLs.
19419 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19421 PR rtl-optimization/35805
19422 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19423 problem if fast dce is able to remove any instructions.
19424 * dce.c (dce_process_block): Fix dump message.
19426 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19429 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19431 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19433 PR middle-end/38690
19434 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19435 * tree-pretty-print.c (op_code_prio): New function.
19436 (op_prio): No longer static. Use op_code_prio.
19437 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19438 Use op_prio and op_code_prio to determine if () should be
19439 printed around operand(s) or not.
19441 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19442 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19443 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19444 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19445 pp_character instead of pp_string for single letter printing.
19447 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19449 * doc/extend.texi: Fix '#pragma GCC option' typo.
19451 2009-01-02 Richard Guenther <rguenther@suse.de>
19453 * doc/install.texi (--enable-checking): Mention different
19454 default for stage1.
19455 (--enable-stage1-checking): Document.
19457 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19459 PR middle-end/30142
19460 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19461 case to be an error.
19463 2009-01-02 Ben Elliston <bje@au.ibm.com>
19465 * config/fp-bit.h (pack_d): Constify argument.
19466 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19467 (isnan): Constify argument.
19469 (iszero): Likewise.
19470 (pack_d): Likewise.
19471 (_fpadd_parts): Constify return type.
19472 (_fpmul_parts): Likewise.
19473 (_fpdiv_parts): Likewise.
19475 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19478 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19479 warn about overwriting initializer with side-effects or
19480 -Woverride-init if !IMPLICIT.
19481 (output_init_element): Likewise. Pass IMPLICIT down to
19483 (process_init_element): Add IMPLICIT argument. Pass it down
19484 to output_init_element.
19485 (push_init_element, pop_init_level, set_designator): Adjust
19486 process_init_element callers.
19487 (set_nonincremental_init, set_nonincremental_init_from_string):
19488 Adjust add_pending_init callers.
19489 (output_pending_init_elements): Adjust output_init_element callers.
19490 * c-tree.h (process_init_element): Adjust prototype.
19491 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19492 process_init_element callers.
19495 Copyright (C) 2009 Free Software Foundation, Inc.
19497 Copying and distribution of this file, with or without modification,
19498 are permitted in any medium without royalty provided the copyright
19499 notice and this notice are preserved.