1 2009-07-29 Douglas B Rupp <rupp@gnat.com>
3 * dwarf2out.c (output_file_names): Output VMS style file name, size,
4 date, version info if VMS_DEBUGGING_INFO defined.
5 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6 size, date calculating code moved here.
8 2009-07-29 Paul Brook <paul@codesourcery.com>
10 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
13 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
16 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
17 to DImode when generating insq_le insn.
19 2009-07-28 Douglas B Rupp <rupp@gnat.com>
21 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
22 New macro set for VMS_DEBUGGGING_INFO.
23 (AT_string_form): Use it.
25 2009-07-28 DJ Delorie <dj@redhat.com>
27 * config/mep/mep.c (vtext_section): New.
28 (vftext_section): New.
30 (mep_select_section): Add support for functions.
31 (mep_unique_section): Likewise.
32 (mep_asm_init_sections): Likewise.
33 (mep_encode_section_info): Remove it from here.
35 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
37 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
39 * tree.h (TREE_DEPRECATED): Document it is used for types too.
40 (TYPE_VECTOR_OPAQUE): Use default_def_flag
42 2009-07-28 Douglas B Rupp <rupp@gnat.com>
44 * dwarf2out.c (output_file_names): Test new macro
45 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
46 (add_comp_dir_attribute): Likewise.
48 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
50 * config/i386/mingw-w64.h (LINK_SPEC): Add
51 separating space between commands.
53 2009-07-28 Jan Hubicka <jh@suse.cz>
55 PR tree-optimization/40759
56 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
59 2009-07-27 DJ Delorie <dj@redhat.com>
61 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
62 types are dword-aligned.
63 (mep_expand_va_start): Likewise.
65 2009-07-27 Olivier Hainque <hainque@adacore.com>
66 Douglas B Rupp <rupp@gnat.com>
68 * convert.c (convert_to_pointer): Don't assume the target
69 pointer type is POINTER_SIZE long. Fetch its precision instead.
71 2009-07-27 Douglas B Rupp <rupp@gnat.com>
73 * system.h (fopen): Undefine if macro.
75 2009-07-27 Jakub Jelinek <jakub@redhat.com>
77 * dwarf2out.c (output_cfi_p): Removed.
78 (output_cfis): New function.
79 (output_fde): New function, split from output_call_frame_info.
80 (output_call_frame_info): Use it.
81 (dwarf2out_switch_text_section): Use output_cfis.
83 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
85 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
86 TARGET_BI_ARCH is specified without enabling SJLJ.
87 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
88 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
90 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
92 * arm.md (negdi2): Use DImode if forcing a value into a register.
94 2009-07-26 Ira Rosen <irar@il.ibm.com>
96 PR tree-optimization/40801
97 * tree-vect-stmts.c (vectorizable_call): Get previous copy
98 of vector operand from the previous copy of vector statement.
99 Pass the correct definition type value to
100 vect_get_vec_def_for_stmt_copy().
102 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
104 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
105 const char ** conversion.
107 2009-07-25 David Daney <ddaney@caviumnetworks.com>
109 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
110 fancy_abort() if !ENABLE_ASSERT_CHECKING.
111 (gcc_unreachable): Invoke __builtin_unreachable() if
112 !ENABLE_ASSERT_CHECKING.
114 2009-07-25 David Daney <ddaney@caviumnetworks.com>
116 PR rtl-optimization/40445
117 * emit-rtl.c (next_nonnote_insn_bb): New function.
118 * rtl.h (next_nonnote_insn_bb): Declare new function.
119 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
120 with no successors that is the successor of the ENTRY_BLOCK.
121 Continue from the top after removing an empty fallthrough block.
122 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
123 of next_nonnote_insn.
125 2009-07-25 David Daney <ddaney@caviumnetworks.com>
127 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
129 2009-07-25 Martin Jambor <mjambor@suse.cz>
131 * c-common.c (c_common_attribute_table): New element for noclone.
132 (handle_noclone_attribute): New function. Forward-declare.
133 * tree-inline.c (tree_versionable_function_p): Check for noclone
135 * doc/extend.texi (Labels as Values): Document need for noclone.
136 (Function Attributes): Document noclone attribute.
138 2009-07-25 Jakub Jelinek <jakub@redhat.com>
140 PR rtl-optimization/34999
141 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
142 and dw_fde_switched_cold_to_hot fields.
143 (output_cfi_p): New function.
144 (output_call_frame_info): If fde->dw_fde_switched_sections,
145 output 2 FDEs instead of one with corrupted header.
146 (dwarf2out_do_cfi_startproc): New function.
147 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
148 and fde->dw_fde_switched_cold_to_hot.
149 (dwarf2out_switch_text_section): Compute
150 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
151 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
152 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
153 Otherwise, compute fde->dw_fde_switch_cfi.
155 2009-07-24 Cary Coutant <ccoutant@google.com>
157 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
159 2009-07-24 Cary Coutant <ccoutant@google.com>
161 * cfghooks.c (split_block): Copy discriminator to new block.
162 * tree-cfg.c (assign_discriminator): Check location of last
163 instruction in block as well as first.
165 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
167 * config/i386/linux.c: Use fputs or putc instead of fprintf
169 * config/i386/gas.h: Ditto.
170 * config/i386/x86-64.h: Ditto.
171 * config/i386/att.h: Ditto.
173 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
175 * expmed.c (emit_store_flag): Use a recursive call to optimize the
178 2009-07-24 Martin Jambor <mjambor@suse.cz>
180 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
181 (ipa_push_func_to_list_1): Declare.
182 (ipa_push_func_to_list): New function.
184 * ipa-prop.c (ipa_push_func_to_list_1): New function.
185 (ipa_init_func_list): Call ipa_push_func_to_list_1.
186 (ipa_push_func_to_list): Removed.
187 (ipa_pop_func_from_list): Clear node_enqueued flag.
189 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
191 * config/s390/s390.c (override_options): Default
192 max-unrolled-insns to 100 for z10 tuning.
194 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
196 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
197 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
198 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
199 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
200 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
201 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
202 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
204 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
206 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
207 use default set in mingw32.h header.
208 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
209 64-bit /mingw/include path.
210 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
213 2009-07-23 Neil Vachharajani <nvachhar@google.com>
215 PR rtl-optimization/40209
216 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
218 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
220 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
221 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
222 with the rest of string where appropriate. Use fputs or putc
223 instead of fprintf where appropriate.
225 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
226 Pat Haugen <pthaugen@us.ibm.com>
227 Revital Eres <ERES@il.ibm.com>
229 * config/rs6000/vector.md: New file. Move most of the vector
230 expander support here from altivec.md to allow for the VSX vector
231 unit in the future. Add support for secondary_reload patterns.
232 Rewrite the patterns for vector comparison, and vector comparison
233 predicate instructions so that the RTL expresses the desired
234 behavior, instead of using unspec.
236 * config/rs6000/constraints.md ("f" constraint): Use
237 rs6000_constraints to hold the precalculated register class.
238 ("d" constraint): Ditto.
239 ("wd" constraint): New constraint for VSX.
240 ("wf" constraint): Ditto.
241 ("ws" constraint): Ditto.
242 ("wa" constraint): Ditto.
243 ("wZ" constraint): Ditto.
244 ("j" constraint): Ditto.
246 * config/rs6000/predicates.md (vsx_register_operand): New
248 (vfloat_operand): New predicate for vector.md.
249 (vint_operand): Ditto.
250 (vlogical_operand): Ditto.
251 (easy_fp_constant): If VSX, 0.0 is an easy constant.
252 (easy_vector_constant): Add VSX support.
253 (altivec_indexed_or_indirect_operand): New predicate for
254 recognizing Altivec style memory references with AND -16.
256 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
257 for vector secondary reload support.
258 (rs6000_vector_reg_class): Delete, replacing it with
260 (rs6000_vsx_reg_class): Ditto.
261 (rs6000_constraints): New array to hold the register classes of
262 each of the register constraints that can vary at runtime.
263 (builtin_mode_to_type): New static array for builtin function type
265 (builtin_hash_table): New static hash table for builtin function
267 (TARGET_SECONDARY_RELOAD): Define target hook.
268 (TARGET_IRA_COVER_CLASSES): Ditto.
269 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
270 registers are 128 bits if VSX memory reference instructions are used.
271 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
273 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
274 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
275 Print several of the scheduling related parameters.
276 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
277 rs6000_constraints instead of rs6000_vector_reg_class. Move
278 -mdebug=reg code to rs6000_debug_reg_global. Add support for
279 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
280 Altivec. Add VSX support. Setup for secondary reload support on
281 Altivec/VSX registers.
282 (rs6000_override_options): Make power7 set the scheduling groups
283 like the power5. Add support for new debug switches to override
284 the scheduling defaults. Temporarily disable -mcpu=power7 from
285 setting -mvsx. Add support for debug switches -malways-hint,
286 -msched-groups, and -malign-branch-targets.
287 (rs6000_buitlin_conversion): Add support for returning unsigned
288 vector conversion functions to fix regressions due to stricter
290 (rs6000_builtin_mul_widen_even): Ditto.
291 (rs6000_builtin_mul_widen_odd): Ditto.
292 (rs6000_builtin_vec_perm): Ditto.
293 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
294 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
296 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
298 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
299 VSX types for bit operations. Changes to accomidate vector.md.
302 (struct builtin_description_predicates): Rewrite predicate
303 handling so that RTL describes the operation, instead of passing
304 the instruction to be used as a string argument.
305 (bdesc_altivec_preds): Ditto.
306 (altivec_expand_predicate_builtin): Ditto.
307 (altivec_expand_builtin): Ditto.
308 (rs6000_expand_ternop_builtin): Use a switch instead of an if
309 statement for vsldoi support.
310 (altivec_expand_ld_builtin): Change to use new names from vector.md.
311 (altivec_expand_st_builtin): Ditto.
312 (paired_expand_builtin): Whitespace changes.
313 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
314 builtin_mode_to_type table for secondary reload. Call
315 builtin_function_type to build random builtin functions.
316 (altivec_init_builtins): Change to use builtin_function_type to
317 create builtin function types dynamically as we need them.
318 (builtin_hash_function): New support for hashing the tree types
319 for builtin function as we need it, rather than trying to build
320 all of the trees that we need. Add initial preliminary VSX support.
321 (builtin_function_type): Ditto.
322 (builtin_function_eq): Ditto.
323 (builtin_hash_struct): Ditto.
324 (rs6000_init_builtins): Ditto.
325 (rs6000_common_init_builtins): Ditto.
326 (altivec_init_builtins): Ditto.
327 (rs6000_common_init_builtins): Ditto.
328 (enum reload_reg_type): New enum for simplifing reg classes.
329 (rs6000_reload_register_type): Simplify register classes into GPR,
330 Vector, and other registers. Altivec and VSX addresses in reload.
331 (rs6000_secondary_reload_inner): Ditto.
332 (rs6000_ira_cover_classes): New target hook, that returns the
333 appropriate cover classes, based on -mvsx being used or not.
334 (rs6000_secondary_reload_class): Add VSX support.
335 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
336 (get_vsel_insn): Ditto.
337 (rs6000_emit_vector_compare): Rewrite vector conditional support
338 so that where we can, we use RTL operators, instead of blindly use
340 (rs6000_emit_vector_select): Ditto.
341 (rs6000_emit_vector_cond_expr): Ditto.
342 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
343 (create_TOC_reference): Add -mdebug=addr support.
344 (emit_frame_save): VSX loads/stores need register indexed addressing.
346 * config/rs6000/rs6000.md: Include vector.md.
348 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
350 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
351 support for V2DI, V2DF in logical, permute, select operations.
353 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
354 switch for vsx/power7.
355 (-mvsx-scalar-memory): Ditto.
356 (-mvsx-align-128): Ditto.
357 (-mallow-movmisalign): Ditto.
358 (-mallow-df-permute): Ditto.
359 (-msched-groups): Ditto.
360 (-malways-hint): Ditto.
361 (-malign-branch-targets): Ditto.
363 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
365 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
366 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
367 (rs6000_vector_reg_class): Delete.
368 (rs6000_vsx_reg_class): Ditto.
369 (enum rs6000_reg_class_enum): New enum for the constraints that
370 vary based on target switches.
371 (rs6000_constraints): New array to hold the register class for all
372 of the register constraints that vary based on the switches used.
373 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
374 (enum rs6000_builtins): Add unsigned varients for the builtin
375 declarations returned by target hooks for expanding multiplies,
376 select, and permute operations. Add VSX builtins.
377 (enum rs6000_builtin_type_index): Add entries for VSX.
378 (V2DI_type_node): Ditto.
379 (V2DF_type_node): Ditto.
380 (unsigned_V2DI_type_node): Ditto.
381 (bool_long_type_node): Ditto.
382 (intDI_type_internal_node): Ditto.
383 (uintDI_type_internal_node): Ditto.
384 (double_type_internal_node): Ditto.
386 * config/rs6000/altivec.md (whole file): Move all expanders to
387 vector.md from altivec.md. Rename insn matching functions to be
389 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
390 (altivec_vcmp*): Ditto.
391 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
392 (VM): New iterator for moves that includes the VSX types.
393 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
394 (altivec_vperm_<mode>_uns): New, for unsigned types.
395 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
396 (altivec_eq<mode>): Ditto.
397 (altivec_gt<mode>): Ditto.
398 (altivec_gtu<mode>): Ditto.
399 (altivec_eqv4sf): Ditto.
400 (altivec_gev4sf): Ditto.
401 (altivec_gtv4sf): Ditto.
402 (altivec_vcmpbfp_p): Ditto.
404 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
406 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
409 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
412 * config/i386/i386.c (output_387_ffreep): Rewrite to use
413 ASM_SHORT instead of .word.
414 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
415 instead of .word in asm template.
417 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
420 * ira-lives.c (bb_has_abnormal_call_pred): New function.
421 (process_bb_node_lives): Use it.
423 * ira.c (setup_cover_and_important_classes): Don't setup
424 ira_important_class_nums. Add cover classes to the end of
426 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
428 (find_reg_class_closure): Use reorder_important_classes.
430 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
432 * config/i386/i386.c (i386_ira_cover_classes): New function.
433 (TARGET_IRA_COVER_CLASSES): Redefine.
435 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
436 importance of order of cover classes in the array.
438 2009-07-22 Diego Novillo <dnovillo@google.com>
440 * tree-pass.h (TDF_EH): Define.
441 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
442 contains TDF_EH, print the EH region number holding GS.
443 * tree-dump.c (dump_options): Add "eh".
444 * doc/invoke.texi: Document it.
446 2009-07-22 Doug Kwan <dougkwan@google.com>
448 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
450 2009-07-22 Michael Matz <matz@suse.de>
452 PR tree-optimization/35229
453 PR tree-optimization/39300
455 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
456 (inhibit_phi_insertion): New function.
457 (insert_into_preds_of_block): Call it for REFERENCEs.
458 (init_pre): Initialize and finalize scalar evolutions.
459 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
461 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
463 * config/i386/predicates.md (zero_extended_scalar_load_operand):
464 Use CONST_VECTOR_NUNITS to determine number of elements.
466 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
468 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
469 (U, W): Constraints are now deprecated and will be removed if we
471 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
473 ("prefetch"): Add the stcmh instruction for prefetching.
474 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
476 (s390_short_displacement): Return always true if compiling for
477 machines not providing the long displacement facility.
478 (s390_mem_constraint): Support the new constraint letter Z.
479 (s390_check_qrst_address): New function.
481 2009-07-21 DJ Delorie <dj@redhat.com>
483 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
486 2009-07-21 Jason Merrill <jason@redhat.com>
488 * c-common.c (max_tinst_depth): Increase default to 1024.
490 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
492 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
493 (vec_unpacku_float_lo_v4si): Ditto.
495 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
498 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
499 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
500 (builtin_description): Add __builtin_ia32_cvtudq2ps.
501 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
503 2009-07-21 Jakub Jelinek <jakub@redhat.com>
505 PR tree-optimization/40813
506 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
509 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
511 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
512 with a NOP_EXPR if needed.
514 2009-07-21 Paul Brook <paul@codesourcery.com>
516 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
517 Terminate debug dump with newline.
519 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
521 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
522 Cast "1" to unsigned HOST_WIDE_INT.
523 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
524 deposit length to the maximum length - lsb. Extend length if
525 HOST_BITS_PER_WIDE_INT is 32.
527 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
529 * cgraph.h (constant_pool_htab): New function.
530 (constant_descriptor_tree): Move from varasm.c.
531 * varasm.c (constant_pool_htab): New function.
532 (constant_descriptor_tree): Move to cgraph.h.
534 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
536 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
538 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
540 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
543 2009-07-20 Xinliang David Li <davidxl@google.com>
545 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
547 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
549 * config/mips/mips.md (move_type): Add arith.
550 (type): Handle arith.
551 (zero_extendsidi2): Rename this into ...
552 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
553 (zero_extendsidi2): New expander.
554 (*zero_extendsidi2_dext): New pattern.
556 2009-07-20 Nick Clifton <nickc@redhat.com>
558 * config.gcc (mips64-*-*): Add definition of tm_defines in order
559 to set MIPS_ABI_DEFAULT.
560 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
562 2009-07-20 Jakub Jelinek <jakub@redhat.com>
564 * tree-object-size.c (addr_object_size): Handle unions with
565 array in it as last field of structs in __bos (, 1) as __bos (, 0).
567 PR tree-optimization/40792
568 * tree.c (build_function_type_skip_args): Remove bogus assert.
570 2009-07-20 Jan Hubicka <jh@suse.cz>
571 Martin Jambor <mjambor@suse.cz>
573 * cgraph.h (combined_args_to_skip): New field.
574 * cgraph.c (cgraph_create_virtual_clone): Properly handle
575 combined_args_to_skip and args_to_skip.
576 * tree-inline.c (update_clone_info): New function.
577 (tree_function_versioning): Call update_clone_info.
578 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
580 (cgraph_materialize_all_clones): More extensive dumping, working
581 with combined_args_to_skip rather than args_to_skip.
583 2009-07-20 Ira Rosen <irar@il.ibm.com>
585 * tree-vectorizer.h (vectorizable_condition): Add parameters.
586 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
587 (get_initial_def_for_reduction): Likewise.
588 (vectorizable_reduction): Skip the check of first operand in case
589 of COND_EXPR. Add check that it is outer loop vectorization if
590 nested cycle was detected. Call vectorizable_condition() for
591 COND_EXPR. If reduction epilogue cannot be created do not fail for
592 nested cycles (if it is not double reduction). Assert that there
593 is only one type in the loop in case of COND_EXPR. Call
594 vectorizable_condition() to vectorize COND_EXPR.
595 * tree-vect-stmts.c (vectorizable_condition): Update comment.
596 Add parameters. Allow nested cycles if called from
597 vectorizable_reduction(). Use reduction vector variable if provided.
598 (vect_analyze_stmt): Call vectorizable_reduction() before
599 vectorizable_condition().
600 (vect_transform_stmt): Update call to vectorizable_condition().
602 2009-07-20 Christian Bruel <christian.bruel@st.com>
604 * config/sh/sh.opt (-mfmovd): Resurrect and document.
605 * doc/invoke.texi (-mfmovd): Likewise.
606 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
608 2009-07-20 Jan Hubicka <jh@suse.cz>
610 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
611 when handling SSA name.
613 2009-07-19 Jan Hubicka <jh@suse.cz>
615 PR tree-optimization/40676
616 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
617 virtual PHIs in empty BBs.
619 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
621 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
622 re-expanded the compound use gen_lowpart instead to convert to the
625 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
627 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
628 OUTER_CONST arguments.
629 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
630 the new wider mode will be masked off.
631 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
633 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
635 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
636 high-order bits are zero.
638 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
640 * combine.c (simplify_shift_const_1): Split code to determine
642 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
643 new bits shifted in are identical to the old sign bit.
645 2009-07-18 Richard Guenther <rguenther@suse.de>
648 * gimplify.c (gimplify_call_expr): Reject code using results from
649 functions returning void.
651 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
653 * doc/md.texi: Document the new PowerPC "es" constraint.
654 Document that "m" can include automodified addresses on this target,
655 and explain how %U must be used. Extend the "Q" and "Z" documentation
656 to suggest "es" as well as "m".
657 * config/rs6000/constraints.md (es): New memory constraint.
658 (Q, Z): Update strings to match new documentation.
660 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
662 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
663 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
664 * config/rs6000/predicates.md (volatile_mem_operand): Use
665 offsettable_nonstrict_memref_p.
666 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
667 (*floatunssidf2_internal): Likewise.
668 (*fix_truncdfsi2_internal): Likewise.
669 (*fix_trunctfsi2_internal): Likewise.
671 2009-07-17 Anatoly Sokolov <aesok@post.ru>
673 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
675 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
677 2009-07-17 Richard Guenther <rguenther@suse.de>
680 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
681 (pass_warn_unused_result): Likewise.
682 (TODO_set_props): Remove.
683 * omp-low.c (diagnose_omp_structured_block_errors): Change to
685 (pass_diagnose_omp_blocks): Define.
686 * c-decl.c (pop_file_scope): Do not finalize the CU here.
687 (c_gimple_diagnostics_recursively): Remove.
688 (finish_function): Do not call it.
689 (c_write_global_declarations): Continue after errors.
690 Finalize the CU here.
691 * c-gimplify.c (c_genericize): Do not gimplify here.
692 * c-common.c (c_warn_unused_result): Move ...
693 * tree-cfg.c (do_warn_unused_result): ... here.
694 (run_warn_unused_result): New function.
695 (gate_warn_unused_result): New function.
696 (pass_warn_unused_result): New pass.
697 * c-common.h (c_warn_unused_result): Remove.
698 * flags.h (flag_warn_unused_result): Declare.
699 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
700 * opts.c (flag_warn_unused_result): Initialize to false.
701 * toplev.c (compile_file): Add comment.
702 * omp-low.c (create_omp_child_function): Do not register
703 the function with the frontend.
704 (diagnose_omp_structured_block_errors): Prepare to be
705 called as optimization pass.
706 (gate_diagnose_omp_blocks): New function.
707 (pass_diagnose_omp_blocks): New pass.
708 * cgraph.h (cgraph_optimize): Remove.
709 (cgraph_analyze_function): Likewise.
710 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
711 * cgraphunit.c (cgraph_lower_function): Lower nested functions
712 before their parents here.
713 (cgraph_finalize_function): Not here.
714 (cgraph_analyze_function): Gimplify functions here.
715 (cgraph_finalize_compilation_unit): Continue after errors.
716 Optimize the callgraph from here.
717 (cgraph_optimize): Make static.
718 * langhooks.c (write_global_declarations): Finalize the CU.
719 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
720 (gimplify_function_tree): Assert we gimplify only once.
721 Set PROP_gimple_any property.
722 * tree-nested.c (gimplify_all_functions): New function.
723 (lower_nested_functions): Gimplify all nested functions.
724 * gimple.h (diagnose_omp_structured_block_errors): Remove.
725 * passes.c (init_optimization_passes): Add pass_warn_unused_result
726 and pass_diagnose_omp_blocks after gimplification. Do not
727 set TODO_set_props on all_lowering_passes.
728 (execute_one_pass): Do not handle TODO_set_props.
729 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
730 (gimplify.o): Add tree-pass.h dependency.
731 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
732 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
733 (unsave_r): Likewise.
734 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
737 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
739 * doc/service.texi (Service): Restore previously removed link,
740 which isn't broken after all.
742 2009-07-17 Richard Guenther <rguenther@suse.de>
744 PR tree-optimization/40321
745 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
746 PHI nodes to the maximal set.
747 (make_values_for_phi): Add PHI arguments to the maximal set.
748 (execute_pre): Dump PHI_GEN and the maximal set.
750 2009-07-17 Jakub Jelinek <jakub@redhat.com>
753 * gimplify.c (gimplify_conversion): Don't change non-conversions into
756 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
758 * doc/extend.texi (Nested Functions): Replace broken link with
760 * doc/service.texi (Service): Remove broken link.
762 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
765 * builtins.c (expand_builtin_memcmp): Use loc instead of
767 (expand_builtin_strncmp): Likewise.
769 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
770 Manuel López-Ibáñez <manu@gcc.gnu.org>
773 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
774 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
775 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
776 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
777 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
778 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
779 tree-inline.c, c-common.c, c-common.h, gimple.c,
780 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
781 convert.c: Add location argument to fold_{unary,binary,ternary},
782 fold_build[123], build_call_expr, build_size_arg,
783 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
784 fold_build1_initializer, fold_build2_initializer,
785 fold_build3_initializer, fold_build_call_array,
786 fold_build_call_array_initializer, fold_single_bit_test,
787 omit_one_operand, omit_two_operands, invert_truthvalue,
788 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
789 combine_comparisons, fold_builtin_*, fold_call_expr,
790 build_range_check, maybe_fold_offset_to_address, round_up,
793 2009-07-16 Jason Merrill <jason@redhat.com>
796 * c-common.c (c_common_reswords): Add __is_standard_layout
798 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
799 * doc/implement-cxx.texi: New.
800 * doc/gcc.texi: Include it.
802 2009-07-16 DJ Delorie <dj@redhat.com>
804 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
805 compares that may be indirectly affected by previous instructions.
807 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
809 * builtins.c (do_mpc_arg2): New.
810 (fold_builtin_2): Fold builtin cpow.
811 * real.h (HAVE_mpc_pow): New.
813 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
815 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
816 comparison to skip unprofitable schedule
818 2009-07-16 Simon Baldwin <simonb@google.com>
820 * gcc.c (option_map): New flag -no-canonical-prefixes.
821 * (display_help): Print help text for new flag.
822 * (process_command): Move options translation and language specifics
823 and handle new flag early. Use it to set a function pointer to a
824 prefix builder. Replace make_relative_prefix calls with calls to
825 the function pointed to. Ignore new flag in regular options handling.
826 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
828 2009-07-15 DJ Delorie <dj@redhat.com>
830 * config/mep/mep.md (sibcall_internal): Change register to avoid
832 (sibcall_value_internal): Likewise.
834 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
836 PR rtl-optimization/40710
837 * resource.c (mark_target_live_regs): Reset DF problem to LR.
839 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
841 * config/mips/mips.md (*extenddi_truncate<mode>,
842 *extendsi_truncate<mode>): Change type attribute to move_type
843 with shift_shift. Split out code handling exts from here ...
844 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
846 (*extendhi_truncateqi): Change type attribute to move_type with
847 shift_shift. Split out code handling exts from here ...
848 (*extendhi_truncateqi_exts): ... to this new pattern.
850 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
852 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
853 instead of "and" with inverted sign bit mask value. Use
854 "nonimmediate_operand" for operand 1 and operand 2 predicate.
855 Allocate registers only for operand 4 and operand 5.
857 2009-07-15 Jakub Jelinek <jakub@redhat.com>
860 * fold-const.c (fold_cond_expr_with_comparison): When folding
861 < and <= to MIN, make sure the MIN uses the same type as the
862 comparison's operands.
864 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
866 * arm.md (ior_xor): New code iterator.
867 (split for ior/xor with shift and zero-extend): New split pattern.
868 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
870 2009-07-15 Richard Guenther <rguenther@suse.de>
872 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
875 2009-07-15 Richard Guenther <rguenther@suse.de>
878 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
880 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
882 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
883 handle 2.6.30 kernel.
885 2009-07-15 DJ Delorie <dj@redhat.com>
887 * config/mep/mep.md (sibcall_internal): Change register to allow
888 for 24-bit addresses.
889 (sibcall_value_internal): Likewise.
891 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
893 * doc/invoke.texi: Added descriptions of the scheduling heuristics
894 that are enabled/disabled by the flags introduced by a previous patch.
896 2009-07-14 DJ Delorie <dj@redhat.com>
898 * config/mep/mep.md (sibcall_internal): Include non-toggling
900 (sibcall_value_internal): Likewise.
902 2009-07-14 Taras Glek <tglek@mozilla.com>
903 Rafael Espindola <espindola@google.com>
905 * doc/sourcebuild.texi: Document install-plugin target.
906 * configure.ac: Added install-plugin target to language makefiles.
907 * configure: Regenerate.
908 * Makefile.in: (install-plugin): Install more headers,
909 depend on lang.install-plugin.
911 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
913 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
916 2009-07-14 DJ Delorie <dj@redhat.com>
918 * config/mep/mep.c (mep_vliw_jmp_match): New function.
919 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
920 * config/mep/mep.md (sibcall_internal): Change test from
921 mep_vliw_mode_match to mep_vliw_jmp_match.
922 (sibcall_value_internal): Likewise.
924 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
926 * config/i386/sse.md (copysign<mode>3): New expander.
927 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
928 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
929 Use ix86_build_const_vector.
930 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
931 IX86_BUILTIN_CPYSGNPD.
932 (builtin_description): Add __builtin_ia32_copysignps and
933 __builtin_ia32_copysignpd.
934 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
935 and BUILT_IN_COPYSIGNF.
937 2009-07-13 Jason Merrill <jason@redhat.com>
939 * builtins.c (can_trust_pointer_alignment): New fn.
940 (get_pointer_alignment): Factor it out from here.
941 * tree.h: Declare it.
943 2009-07-14 David Edelsohn <edelsohn@gnu.org>
945 * config/rs6000/predicates.md (offsettable_mem_operand): Test
948 2009-07-14 Dodji Seketeli <dodji@redhat.com>
952 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
954 2009-07-14 Richard Guenther <rguenther@suse.de>
955 Andrey Belevantsev <abel@ispras.ru>
958 * cfgexpand.c (partition_stack_vars): Do not bother to update
959 alias information when not optimizing.
961 2009-07-14 Richard Guenther <rguenther@suse.de>
962 Andrey Belevantsev <abel@ispras.ru>
964 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
965 (pt_solution_set): Likewise.
966 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
967 * tree-ssa-structalias.c (pt_solution_set): New function.
968 * final.c (rest_of_clean_state): Free SSA data structures.
969 * print-rtl.c (print_decl_name): Remove.
970 (print_mem_expr): Implement in terms of print_generic_expr.
971 * alias.c (ao_ref_from_mem): New function.
972 (rtx_refs_may_alias_p): Likewise.
973 (true_dependence): Query alias-export info.
974 (canon_true_dependence): Likewise.
975 (write_dependence_p): Likewise.
976 * tree-dfa.c (get_ref_base_and_extent): For void types leave
978 * emit-rtl.c (component_ref_for_mem_expr): Remove.
979 (mem_expr_equal_p): Use operand_equal_p.
980 (set_mem_attributes_minus_bitpos): Do not use
981 component_ref_for_mem_expr.
982 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
983 (update_alias_info_with_stack_vars): Likewise.
984 (partition_stack_vars): Call update_alias_info_with_stack_vars.
985 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
986 explicitly nor clear stmt operands.
987 Free the decl-to-pointer map.
988 * tree-optimize.c (execute_free_datastructures): Do not free
989 SSA data structures here.
990 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
991 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
992 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
994 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
996 2009-07-13 DJ Delorie <dj@redhat.com>
998 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
999 unrolling at the right iteration count.
1001 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
1004 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
1006 * haifa-sched.c (rank_for_schedule): Introduced flags to
1007 enable/disable individual scheduling heuristics.
1008 * common.opt: Introduced flags to enable/disable individual
1009 heuristics in the scheduler.
1010 * doc/invoke.texi: Introduced flags to enable/disable individual
1011 heuristics in the scheduler.
1013 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
1015 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
1016 config/i386/mingw-tls.c.
1017 * config/i386/mingw-tls.c: Removed.
1019 2009-07-13 Ira Rosen <irar@il.ibm.com>
1021 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
1022 checks access only relevant statements.
1023 (vectorizable_reduction): Likewise.
1025 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
1027 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
1028 just for 32-bit case.
1030 2009-07-12 Jan Hubicka <jh@suse.cz>
1032 PR tree-optimization/40585
1033 * except.c (expand_resx_expr): When there already is resume
1034 instruction, produce linked list.
1035 (build_post_landing_pads): Assert that resume is empty.
1036 (connect_post_landing_pads): Handle resume lists.
1037 (dump_eh_tree): Dump resume list.
1039 2009-07-12 Ira Rosen <irar@il.ibm.com>
1041 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
1042 with additional argument.
1043 * tree-vectorizer.h (enum vect_def_type): Add
1044 vect_double_reduction_def.
1045 (vect_is_simple_reduction): Add argument.
1046 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
1048 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
1049 vect_is_simple_reduction with additional argument.
1050 (vect_analyze_loop_operations): Handle exit phi nodes in case of
1052 (reduction_code_for_scalar_code): Handle additional codes by
1053 returning ERROR_MARK for them. Fix comment and indentation.
1054 (vect_is_simple_reduction): Fix comment, add argument to specify
1055 double reduction. Detect double reduction.
1056 (get_initial_def_for_induction): Fix indentation.
1057 (get_initial_def_for_reduction): Fix comment and indentation.
1058 Handle double reduction. Create initial definitions that do not
1059 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
1060 (vect_create_epilog_for_reduction): Fix comment, add argument to
1061 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
1062 epilogue result extraction. Create double reduction phi node and
1063 replace relevant uses.
1064 (vectorizable_reduction): Call vect_is_simple_reduction with
1065 additional argument. Fix indentation. Update epilogue code treatment
1066 according to the changes in reduction_code_for_scalar_code. Check
1067 for double reduction. Call vect_create_epilog_for_reduction with
1068 additional argument.
1069 * tree-vect-stmts.c (process_use): Handle double reduction, update
1071 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
1072 (vect_get_vec_def_for_operand): Likewise.
1074 2009-07-12 Danny Smith <dansmister@gmail.com>
1076 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
1077 dllexport if !TREE_PUBLIC.
1078 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
1080 2009-07-11 Anatoly Sokolov <aesok@post.ru>
1082 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
1083 (avr_extra_arch_macro) Remove declatation.
1084 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
1085 (avr_extra_arch_macro) Declare as static.
1086 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
1088 2009-07-11 Jan Hubicka <jh@suse.cz>
1091 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
1093 2009-07-11 Jakub Jelinek <jakub@redhat.com>
1096 * dwarf2out.c (dw_fde_struct): Add in_std_section and
1097 cold_in_std_section bits.
1098 (dwarf2out_begin_prologue): Initialize them.
1099 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
1100 if already covered by text_section or cold_text_section range.
1102 PR rtl-optimization/40667
1103 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
1104 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
1105 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
1106 * config/i386/i386.c (ix86_minimum_alignment): New function.
1107 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
1108 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
1109 * emit-rtl.c (gen_reg_rtx): Likewise.
1110 * function.c (assign_parms): Likewise. If nominal_type needs
1111 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
1112 rather than passed_type's alignment.
1115 * function.c (assign_parm_setup_stack): Adjust
1116 MEM_OFFSET (data->stack_parm) if promoted_mode is different
1117 from nominal_mode on big endian.
1119 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
1121 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
1123 2009-07-10 DJ Delorie <dj@redhat.com>
1125 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
1127 2009-07-10 Mark Mitchell <mark@codesourcery.com>
1129 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
1131 (thumb2_cbnz): Likewise.
1133 2009-07-10 David Daney <ddaney@caviumnetworks.com>
1136 * config.gcc (supported_defaults): Add synci.
1137 (with_synci): Add validation.
1138 (all_defaults): Add synci.
1139 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
1142 * config/mips/mips.opt (msynci): New option.
1143 * config/mips/mips.c (mips_override_options): Warn on use of
1144 -msynci for targets that do now support it.
1145 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
1147 * gcc/doc/invoke.texi (-msynci): Document the new option.
1148 * doc/install.texi (--with-synci): Document the new option.
1150 2009-07-10 Richard Guenther <rguenther@suse.de>
1152 PR tree-optimization/40496
1153 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
1154 the PHI result with a compatible type.
1156 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
1160 * c.opt (Wunused-result): New.
1161 * doc/invoke.texi: Document it.
1162 * c-common.c (c_warn_unused_result): Use it.
1164 2009-07-09 DJ Delorie <dj@redhat.com>
1166 * targhooks.c (default_target_can_inline_p): Rename from
1167 default_target_option_can_inline_p.
1168 * targhooks.h (default_target_can_inline_p): Likewise.
1169 * target-def.h (TARGET_CAN_INLINE_P): Rename from
1170 TARGET_OPTION_CAN_INLINE_P.
1171 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
1172 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
1173 (mep_target_can_inline_p): Rename from
1174 mep_target_option_can_inline_p.
1177 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
1178 registers used to pass vectors.
1180 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
1182 2009-07-09 Tom Tromey <tromey@redhat.com>
1184 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
1185 * config/mmix/mmix.c: Include dwarf2.h.
1186 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
1187 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
1188 * config/sh/sh.c: Include dwarf2.h.
1189 * config/i386/i386.c: Include dwarf2.h.
1190 * Makefile.in (DWARF2_H): Remove 'elf'.
1191 * except.c: Include dwarf2.h.
1192 * unwind-dw2.c: Include dwarf2.h.
1193 * dwarf2out.c: Include dwarf2.h.
1194 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1195 * unwind-dw2-fde.c: Include dwarf2.h.
1196 * dwarf2asm.c: Include dwarf2.h.
1198 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1200 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1201 (max_issue): Use it.
1202 * sched-int.h (struct sched_info: insn_finishes_block_p): New
1204 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
1205 (region_sched_info): Update.
1206 * sched-ebb.c (ebb_sched_info): Update.
1207 * modulo-sched.c (sms_sched_info): Update.
1208 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
1210 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1212 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1214 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1216 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1218 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1221 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1222 arg1 with arg01 if arg1 is already INTEGER_CST.
1224 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1226 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1227 Transform (and (truncate)) into (truncate (and)).
1229 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1231 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1232 creating LHS paradoxical subregs. Fix surrounding returns to
1233 use NULL_RTX rather than 0.
1235 2009-07-08 DJ Delorie <dj@redhat.com>
1237 * config/mep/mep.c: (mep_option_can_inline_p): New.
1238 (TARGET_OPTION_CAN_INLINE_P): Define.
1240 2009-07-08 Mark Wielaard <mjw@redhat.com>
1243 * dwarf2out.c (add_data_member_location_attribute): When we have
1244 only a constant offset don't emit a new location description using
1245 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1248 2009-07-08 Richard Henderson <rth@redhat.com>
1251 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1252 (enum reg_class): Add CLOBBERED_REGS.
1253 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1254 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1255 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1256 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1257 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1258 force 64-bit sibcalls into R11.
1259 * config/i386/constraints.md (U): New constraint.
1260 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1261 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1262 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1264 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1266 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1268 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1269 * ebitmap.h (dump_ebitmap): Ditto.
1270 * optabs.h (optab_libfunc): Ditto.
1271 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
1272 * tree-flow.h (vect_can_force_dr_alignment_p,
1273 get_vectype_for_scalar_type): Ditto.
1274 (vectorize_loops): Move prototype to ...
1275 * tree-vectorizer.h: ... here. Also, adjust comment.
1276 (vect_set_verbosity_level): Remove duplicate prototype.
1277 * tree-ssa-loop.c: Include tree-vectorizer.h.
1278 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
1280 2009-07-08 Nick Clifton <nickc@redhat.com>
1282 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
1285 2009-07-08 DJ Delorie <dj@redhat.com>
1287 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
1288 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
1289 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
1291 * config/mep/intrinsics.md: Regenerated.
1292 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
1293 registers when asm() or calls are detected.
1295 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1298 * gimplify.c (gimplify_expr): Propagate no_warning flag when
1300 * gimple (gimple_build_call_from_tree): Likewise.
1301 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
1302 no_warning flag before warning.
1304 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1306 * tree.c (set_expr_locus): Remove.
1307 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
1308 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
1310 * gimplify.c (internal_get_tmp_var): Likewise.
1311 (gimplify_call_expr): Likewise.
1312 (gimplify_one_sizepos): Likewise.
1314 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
1317 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
1318 to variables for debugging purposes.
1320 2009-06-23 Mark Loeser <mark@halcy0n.com>
1323 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
1325 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1327 * pretty-print.c (pp_base_format): Remove %J.
1328 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1329 gcc_cxxdiag_char_table): Likewise.
1330 (init_dynamic_diag_info): Likewise.
1332 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1334 * pretty-print.c (pp_base_format): Remove %H.
1335 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1336 gcc_cxxdiag_char_table): Likewise.
1337 (init_dynamic_diag_info): Likewise.
1338 * config/mep/mep.c (mep_select_section): Likewise.
1340 2009-07-07 Duncan Sands <baldrick@free.fr>
1342 * final.c (pass_clean_state): Give the pass a name.
1343 * passes.c (pass_rest_of_compilation): Likewise.
1344 * tree-optimize.c (pass_all_optimizations): Likewise.
1346 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
1348 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
1349 an extra 'decl' for error_at.
1351 2009-07-07 Jakub Jelinek <jakub@redhat.com>
1354 * tree-tailcall.c (adjust_return_value_with_ops,
1355 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
1356 if it has complex or vector type.
1358 2009-07-07 Olivier Hainque <hainque@adacore.com>
1360 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
1363 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
1365 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
1367 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1369 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
1370 * c-decl.c: Likewise.
1371 * function.c: Likewise.
1372 * varasm.c: Likewise.
1373 * tree-ssa.c: Likewise.
1374 * c-common.c: Likewise.
1375 * tree-cfg.c: Likewise.
1376 * config/spu/spu.c: Likewise.
1377 * config/ia64/ia64.c: Likewise.
1378 * config/v850/v850.c: Likewise.
1380 2009-07-06 DJ Delorie <dj@redhat.com>
1382 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
1383 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
1384 unspecified accesses to control registers.
1385 * config/mep/intrinsics.md: Regenerate.
1386 * config/mep/intrinsics.h: Regenerate.
1387 * config/mep/mep-intrin.h: Regenerate.
1389 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1391 * c-lex.c: Replace %H by an explicit location. Update all calls.
1392 * c-common.c: Likewise.
1393 * c-decl.c: Likewise.
1394 * c-typeck.c: Likewise.
1395 * fold-const.c: Likewise.
1396 * gimplify.c: Likewise.
1398 * tree-cfg.c: Likewise.
1399 * tree-ssa-loop-niter.c: Likewise.
1400 * tree-vrp.c: Likewise.
1401 * value-prof.c: Likewise.
1403 2009-07-06 Diego Novillo <dnovillo@google.com>
1405 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
1406 if it has one. Handle cases where VAR does not have an
1407 annotation or cfun is NULL.
1409 2009-07-06 Diego Novillo <dnovillo@google.com>
1411 * tree.c: Include debug.h.
1412 (initialize_tree_contains_struct): New.
1413 (init_ttree): Call it.
1414 (tree_node_structure_for_code): Factor out of ...
1415 (tree_node_structure): ... here.
1416 * treestruct.def (TS_PHI_NODE): Remove.
1417 (TS_GIMPLE_STATEMENT): Remove.
1419 2009-07-06 Diego Novillo <dnovillo@google.com>
1421 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
1422 (debug_tree_chain): Handle cycles.
1424 2009-07-06 Nick Clifton <nickc@redhat.com>
1425 DJ Delorie <dj@redhat.com>
1427 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1428 __FMOVD_ENABLED__ is defined.
1430 (TARGET_FMOVD): Provide a default definition.
1431 (MASK_FMOVD): Likewise.
1432 (TARGET_CPU_CPP_BUILTINS): Define
1433 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1434 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1435 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
1436 (split for DF load from memory into register): Also handle
1437 MEMs which consist of REG+DISP addressing.
1438 (split for DF store from register to memory): Likewise.
1439 (movsf_ie): Always use single fp_mode.
1440 * config/sh/sh.c (sh_override_options): Do not automatically
1441 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1442 that to the -mfmovd command line switch.
1443 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1444 (fldi_ok): Always allow.
1445 * config/sh/sh.opt (mfmovd): Remove this switch.
1446 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1448 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1449 Kaz Kojima <kkojima@gcc.gnu.org>
1451 PR rtl-optimization/30807
1452 * postreload.c (reload_combine): For every new use of REG_SUM,
1453 record the use of BASE.
1455 2009-07-06 Jan Hubicka <jh@suse.cz>
1457 * params.def: Revert my accidental commit at 2009-06-30.
1459 2009-07-04 Ian Lance Taylor <iant@google.com>
1462 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1464 (mingw_format_attribute_overrides): Likewise.
1466 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1469 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1470 don't check cfa.reg. Instead of cfa.indirect use
1471 fde && fde->drap_reg != INVALID_REGNUM test.
1473 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1475 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1477 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1480 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1482 2009-07-03 Richard Guenther <rguenther@suse.de>
1484 PR tree-optimization/40640
1485 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1488 2009-07-03 Jan Hubicka <jh@suse.cz>
1490 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1491 for size, reduce amount of inlining.
1493 2009-07-03 Richard Guenther <rguenther@suse.de>
1496 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1497 if t +- x is known to not overflow and the conversion widens the
1499 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1501 2009-07-03 Jan Hubicka <jh@suse.cz>
1503 * ipa-pure-const.c (analyze): Update loop optimizer init.
1504 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1505 try_remove_empty_loop, remove_empty_loops): Remove.
1506 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1507 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1508 to mark regular loops as neccesary.
1509 (degenerate_phi_p): New function.
1510 (propagate_necessity, remove_dead_phis): Use it.
1511 (forward_edge_to_pdom): Likewise.
1512 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1513 virtual PHI nodes that became unreachable.
1514 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1515 * tree-flow.h (remove_empty_loops): Remove.
1516 * passes.c (init_optimization_passes): Remove.
1518 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1520 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1521 can_create_pseudo_p.
1522 (*fix_trunc<mode>_i387_1): Ditto.
1523 (*floathi<mode>2_1): Ditto.
1524 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1525 (*fistdi2_1): Ditto.
1526 (*fist<mode>2_1): Ditto.
1527 (frndintxf2_floor): Ditto.
1528 (*fist<mode>2_floor_1): Ditto.
1529 (frndintxf2_ceil): Ditto.
1530 (*fist<mode>2_ceil_1): Ditto.
1531 (frndintxf2_trunc): Ditto.
1532 (frndintxf2_mask_pm): Ditto.
1533 (fxam<mode>2_i387_with_temp): Ditto.
1534 * config/i386/sse.md (mulv16qi3): Ditto.
1535 (*sse2_mulv4si3): Ditto.
1537 (sse4_2_pcmpestr): Ditto.
1538 (sse4_2_pcmpistr): Ditto.
1540 2009-07-03 Jan Hubicka <jh@suse.cz>
1542 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1543 (mark_stmt_necessary): Set it.
1544 (mark_operand_necessary): Set it.
1545 (mark_control_dependent_edges_necessary): Set it.
1546 (mark_virtual_phi_result_for_renaming): New function.
1547 (get_live_post_dom): New function.
1548 (forward_edge_to_pdom): New function.
1549 (remove_dead_stmt): Fix handling of control dependences.
1550 (tree_dce_init): Init new bitmap.
1551 (tree_dce_done): Free it.
1553 2009-07-02 Richard Guenther <rguenther@suse.de>
1556 * tree-ssa-structalias.c (new_var_info): Initialize
1559 2009-07-02 Jan Hubicka <jh@suse.cz>
1561 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1564 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1566 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1567 instead of recomputing it. Adjust calls.
1568 (emit_store_flag): Adjust recursive calls.
1570 2009-07-02 Richard Guenther <rguenther@suse.de>
1572 * tree-ssa-live.c (remove_unused_locals): Do not remove
1574 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1575 of DECL_EXTERNAL for HEAP variables.
1576 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1577 HEAP variables. Do not adjust RESTRICT vars.
1578 (find_what_var_points_to): Nobody cares if something
1581 2009-07-02 Ben Elliston <bje@au.ibm.com>
1583 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1584 pc_low and pc_high declarations to the top of the function.
1586 2009-07-01 DJ Delorie <dj@redhat.com>
1588 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1590 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1591 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1592 unspecified accesses to control registers.
1593 * config/mep/intrinsics.md: Regenerate.
1594 * config/mep/intrinsics.h: Regenerate.
1595 * config/mep/mep-intrin.h: Regenerate.
1597 2009-07-01 Anthony Green <green@moxielogic.com>
1599 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1600 instruction when possible.
1601 (moxie_expand_prologue): Ditto. Also, save an instruction and
1602 some complexity by popping off of $r12 instead of $sp.
1603 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1606 2009-07-01 Richard Henderson <rth@redhat.com>
1609 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1610 contained no insns, reposition note before last insn.
1612 2009-07-01 Richard Henderson <rth@redhat.com>
1615 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1616 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1618 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1621 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1622 darwin9 for printing reg addresses with %y.
1624 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1626 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1627 truncation from operands in binary operations.
1629 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1632 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1633 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1634 subreg of op0 to the original op0.
1636 * expmed.c (store_bit_field_1): Use a temporary as the destination
1637 instead of a paradoxical subreg when we need to truncate the result.
1639 2009-07-01 DJ Delorie <dj@redhat.com>
1641 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1642 names to VLIW variants.
1643 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1644 * config/mep/intrinsics.md: Regenerate.
1645 * config/mep/intrinsics.h: Regenerate.
1646 * config/mep/mep-intrin.h: Regenerate.
1648 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1651 * jump.c (returnjump_p): Revert last patch.
1652 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1654 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1657 * pa.md (casesi32p): Use jump table label to determine the offset
1659 (casesi64p): Likewise.
1661 * pa.c (forward_branch_p): Return bool type. Use instruction
1662 addresses when available. Assert that INSN has a jump label.
1663 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1666 2009-07-01 Richard Guenther <rguenther@suse.de>
1668 PR tree-optimization/19831
1669 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1670 that only act as barriers do not make any previous stores necessary.
1671 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1672 HEAP variables global, do not add a constraint from nonlocal.
1673 (find_func_aliases): Handle escapes through return statements.
1674 (compute_points_to_sets): Make escaped HEAP variables global.
1676 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1679 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1680 after reducing a DImode cstore to SImode.
1682 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1684 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1685 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1687 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1689 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1690 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1692 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1693 and umod_optab if TARGET_BSD_DIVMOD.
1694 * config/vax/lib1funcs.asm: New file.
1695 * config/vax/t-linux: New file.
1696 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1698 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1701 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1702 to type arguments that have void type.
1705 * dwarf2out.c (gen_formal_parameter_die): Call
1706 equate_decl_number_to_die if node is different from origin.
1708 2009-06-30 Anthony Green <green@moxielogic.com>
1710 Clean up moxie port for --enable-build-with-cxx.
1711 * config/moxie/moxie.c (moxie_function_value): First two
1712 parameters are const_tree, not tree.
1713 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1714 (REG_CLASS_NAMES): Ditto.
1715 (REGNO_REG_CLASS): Ditto.
1716 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1717 (moxie_function_value): Fix constyness of arguments.
1719 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1721 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1722 finalize_size_functions before further processing.
1723 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1724 (variable_size): Call self_referential_size on size expressions
1725 that contain a PLACEHOLDER_EXPR.
1726 (size_functions): New static variable.
1727 (copy_self_referential_tree_r): New static function.
1728 (self_referential_size): Likewise.
1729 (finalize_size_functions): New global function.
1730 * tree.c: Include tree-inline.h.
1731 (push_without_duplicates): New static function.
1732 (find_placeholder_in_expr): New global function.
1733 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1735 <tcc_expression>: Likewise.
1736 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1737 the call in the expression.
1738 * tree.h (finalize_size_functions): Declare.
1739 (find_placeholder_in_expr): Likewise.
1740 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1741 (substitute_placeholder_in_expr): Update comment.
1742 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1744 (copy_tree_body_r): Likewise.
1745 (copy_tree_body): New static function.
1746 (maybe_inline_call_in_expr): New global function.
1747 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1748 (maybe_inline_call_in_expr): Declare.
1749 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1750 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1753 2009-06-30 Richard Guenther <rguenther@suse.de>
1755 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1757 (propagate_necessity): Do not mark reaching defs of stores
1760 2009-06-30 Jan Hubicka <jh@suse.cz>
1762 * cfgloopanal.c (check_irred): Move into ...
1763 (mark_irreducible_loops): ... here; return true if ireducible
1765 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1766 (analyze_function): Try to prove loop finiteness.
1767 * cfgloop.h (mark_irreducible_loops): Update prototype.
1768 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1770 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1772 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1774 2009-06-30 Ira Rosen <irar@il.ibm.com>
1776 PR tree-optimization/40542
1777 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1780 2009-06-30 Martin Jambor <mjambor@suse.cz>
1782 PR tree-optimization/40582
1783 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1784 than useless_type_conversion_p.
1785 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1788 2009-06-30 Martin Jambor <mjambor@suse.cz>
1791 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1793 2009-06-30 Richard Guenther <rguenther@suse.de>
1795 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1796 use ao_ref references.
1797 (walk_aliased_vdefs): Likewise.
1798 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1799 * tree-ssa-dce.c (struct ref_data): Remove.
1800 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1801 (mark_aliased_reaching_defs_necessary): Adjust.
1802 (mark_all_reaching_defs_necessary_1): Likewise.
1804 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1807 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1808 (emit_store_flag_1): Extract from emit_store_flag, adjust
1809 calls to (what now is) emit_cstore.
1810 (emit_store_flag): Call emit_store_flag_1 and also use it
1811 for what used to be recursive calls.
1813 2009-06-30 Wei Guozhi <carrot@google.com>
1816 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1817 if the target bb post dominates from bb.
1818 * config/i386/i386.c (memory_address_length): Check existence of base
1819 register before using it.
1821 2009-06-30 Nick Clifton <nickc@redhat.com>
1822 DJ Delorie <dj@redhat.com>
1824 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1825 __FMOVD_ENABLED__ is defined.
1827 (TARGET_FMOVD): Provide a default definition.
1828 (MASK_FMOVD): Likewise.
1829 (TARGET_CPU_CPP_BUILTINS): Define
1830 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1831 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1832 two fmov instructions depending upon whether TARGET_FMOVD is
1834 (split for DF load from memory into register): Also handle
1835 MEMs which consist of REG+DISP addressing.
1836 (split for DF store from register to memory): Likewise.
1837 * config/sh/sh.opt (mfmovd): Remove this switch.
1838 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1839 * config/sh/sh.c (sh_override_options): Do not automatically
1840 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1841 that to the -mfmovd command line switch.
1843 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1845 (fldi_ok): Always allow.
1846 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1848 2009-06-29 DJ Delorie <dj@redhat.com>
1850 * doc/install.texi (mep-x-elf): Correct chip's full name.
1852 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1854 * doc/extend.texi: Fix typo.
1856 2009-06-29 Tom Tromey <tromey@redhat.com>
1859 * Makefile.in (DWARF2_H): New variable.
1861 (dwarf2out.o): Likewise.
1862 (dwarf2asm.o): Likewise.
1863 * config/i386/t-i386: Use DWARF2_H.
1864 * except.c: Include elf/dwarf2.h.
1865 * unwind-dw2.c: Include elf/dwarf2.h.
1866 * dwarf2out.c: Include elf/dwarf2.h.
1867 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1868 <dtprel>: New field.
1869 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1870 (size_of_loc_descr): Likewise.
1871 (output_loc_operands_raw): Likewise.
1872 (output_loc_operands): Handle new dtprel field.
1873 (loc_checksum): Update.
1874 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1875 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1876 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1877 * dwarf2asm.c: Include elf/dwarf2.h.
1878 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1879 * config/mmix/mmix.c: Include elf/dwarf2.h.
1880 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1881 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1882 * config/sh/sh.c: Include elf/dwarf2.h.
1883 * config/i386/i386.c: Include elf/dwarf2.h.
1885 2009-06-29 DJ Delorie <dj@redhat.com>
1887 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1889 * doc/extend.texi: Add MeP attributes and pragmas.
1890 * doc/invoke.text: Add MeP Options.
1891 * doc/contrib.texi: Add MeP contribution.
1892 * doc/md.texi: Add MeP constraints.
1893 * doc/install.texi: Add MeP target.
1895 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1897 * target.h (struct gcc_target): Add frame_pointer_required field.
1898 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1899 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1900 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1902 * reload1.c (update_eliminables): (Ditto.).
1903 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1904 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1905 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1907 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1909 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1910 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1911 (arm_frame_pointer_required): New function.
1913 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1914 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1915 (avr_frame_pointer_required_p): Declare as static.
1916 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1918 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1919 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1920 (bfin_frame_pointer_required): Make as static, change return type
1922 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1924 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1925 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1926 (cris_frame_pointer_required): New function.
1928 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1930 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1931 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1932 (fr30_frame_pointer_required): New function.
1934 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1935 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1936 (frv_frame_pointer_required): Make as static, change return type
1938 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1940 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1941 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1942 (ix86_frame_pointer_required): Make as static, change return type to
1944 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1946 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1947 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1949 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1951 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1953 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1955 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1956 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1957 (mips_frame_pointer_required): Make as static.
1958 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1960 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1961 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1962 (mmix_frame_pointer_required): Mew function.
1964 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1965 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1967 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1969 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1971 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1973 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1974 (CAN_ELIMINATE): Redefine.
1975 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1976 (sparc_frame_pointer_required): New function.
1977 (sparc_can_eliminate): New function.
1978 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1980 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1981 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1983 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1984 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1985 (xtensa_frame_pointer_required): Make as static, change return type
1987 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1990 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1992 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1993 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1994 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1995 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1996 (register_callback): Handle PLUGIN_START_UNIT.
1997 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1999 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
2001 * tree.c (process_call_operands): Propagate TREE_READONLY from the
2003 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
2004 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
2006 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
2008 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
2011 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
2013 * doc/extend.texi (Additional Floating Types): __float128 is also
2014 supported on i386 targets.
2016 2009-06-29 Richard Guenther <rguenther@suse.de>
2019 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2021 (pt_solutions_same_restrict_base): Declare.
2022 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
2024 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
2025 (make_constraint_from, make_copy_constraint): Move earlier.
2026 (make_constraint_from_heapvar): New function.
2027 (make_constraint_from_restrict): Likewise.
2028 (handle_lhs_call): Use it.
2029 (find_func_aliases): Use it to track conversions to restrict
2031 (struct fieldoff): Add only_restrict_pointers flag.
2032 (push_fields_onto_fieldstack): Initialize it.
2033 (create_variable_info_for): Track global restrict qualified pointers.
2034 (intra_create_variable_infos): Use make_constraint_from_heapvar.
2035 Track restrict qualified pointer arguments.
2036 (set_uids_in_ptset): Use varinfo is_global_var flag.
2037 (find_what_var_points_to): Set the vars_contains_restrict flag.
2038 Always create the points-to solution for sets including restrict tags.
2039 (pt_solutions_same_restrict_base): New function.
2040 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
2041 qualified pointers use pt_solutions_same_restrict_base as
2042 additional source for disambiguation.
2044 2009-06-29 Richard Guenther <rguenther@suse.de>
2047 * alias.c (find_base_decl): Remove.
2048 (get_deref_alias_set_1): Remove restrict handling.
2049 * c-common.c (c_apply_type_quals_to_decl): Do not set
2050 DECL_POINTER_ALIAS_SET.
2051 * gimplify.c (find_single_pointer_decl_1): Remove.
2052 (find_single_pointer_decl): Likewise.
2053 (internal_get_tmp_var): Remove restrict handling.
2054 (gimple_regimplify_operands): Likewise.
2055 * omp-low.c (expand_omp_atomic_pipeline): Do not set
2056 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
2057 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
2058 * tree.c (restrict_base_for_decl): Remove.
2059 (init_ttree): Do not allocate it.
2060 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
2061 LABEL_DECL_UID for label decls.
2062 (copy_node_stat): Do not copy restrict information.
2063 (decl_restrict_base_lookup): Remove.
2064 (decl_restrict_base_insert): Likewise.
2065 (print_restrict_base_statistics): Likewise.
2066 (dump_tree_statistics): Do not call print_restrict_base_statistics.
2067 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
2068 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
2069 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
2070 (LABEL_DECL_UID): Adjust.
2071 (DECL_BASED_ON_RESTRICT_P): Remove.
2072 (DECL_GET_RESTRICT_BASE): Likewise.
2073 (SET_DECL_RESTRICT_BASE): Likewise.
2074 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
2076 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
2077 instead of DECL_POINTER_ALIAS_SET.
2078 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2079 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
2080 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
2082 2009-06-29 Richard Guenther <rguenther@suse.de>
2084 PR tree-optimization/40579
2085 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
2086 the IL to simplify has constants that overflowed.
2088 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
2090 PR tree-optimization/40550
2091 * tree-vect-generic.c (expand_vector_operations_1): Compute in
2092 vector_compute_type only when the size of vector_compute_type is
2093 less than the size of type.
2095 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
2097 * fold-const.c (contains_label_1): Fix comments.
2098 (contains_label_p): Do not walk trees multiple time.
2100 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2102 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
2103 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
2104 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
2105 ix86_fp_comparison_operator.
2106 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
2107 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
2108 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
2109 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
2110 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
2111 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
2112 (related splits): Change predicate to ix86_fp_comparison_operator.
2113 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
2114 instead of ix86_fp_comparison_codes.
2115 (ix86_trivial_fp_comparison_operator,
2116 ix86_fp_comparison_operator): New.
2117 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
2118 (ix86_expand_compare): Eliminate last two parameters.
2119 (ix86_fp_jump_nontrivial_p): Kill.
2120 * config/i386/i386.c (put_condition_code): Eliminate call to
2121 ix86_fp_comparison_codes and subsequent assertion.
2122 (ix86_fp_comparison_codes): Eliminate.
2123 (ix86_fp_swap_condition): New.
2124 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
2125 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
2126 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
2127 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
2128 and ix86_fp_swap_condition.
2129 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
2130 Use ix86_fp_comparison_strategy.
2131 (ix86_expand_compare): Likewise. Eliminate last two arguments.
2132 (ix86_fp_jump_nontrivial_p): Eliminate.
2133 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
2134 call to ix86_expand_compare.
2135 (ix86_split_fp_branch, ix86_expand_setcc,
2136 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
2137 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
2139 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2141 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
2142 related to jump_clobbers.
2143 * config/arm/arm.md (conds): Remove jump_clob case.
2144 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
2145 splits): Change comparison_operator to arm_comparison_operator.
2146 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
2149 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2151 * dojump.c (do_compare_rtx_and_jump): Try swapping the
2152 condition for floating point modes.
2153 * expmed.c (emit_store_flag_1): Move here a bigger part
2155 (emit_store_flag): Try swapping the condition for floating point
2157 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
2159 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2161 * expr.c (expand_expr_real_1): Just use do_store_flag.
2162 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
2163 emit_store_flag_force.
2164 * expmed.c (emit_store_flag_force): Copy here trick
2165 previously in expand_expr_real_1. Try reversing the comparison.
2166 (emit_store_flag_1): Work if target is NULL.
2167 (emit_store_flag): Work if target is NULL, using the result mode
2168 from the comparison. Use split_comparison, restructure final part
2169 to simplify conditionals.
2171 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2173 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
2174 * dojump.c (do_jump): Change handling of floating-point
2175 ops to use just do_compare_and_jump.
2176 (split_comparison): New.
2177 (do_compare_rtx_and_jump): Add here logic coming previously
2178 in do_jump, using split_comparison.
2180 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
2183 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2185 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2187 * tree-ssa-alias.c: Fix unintentional commit.
2189 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2191 * passes.c (execute_one_pass): Fix unintentional commit.
2193 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2195 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2196 (df_rd_local_compute, df_md_local_compute): Inline them.
2198 (df_md_scratch): New.
2199 (df_md_alloc, df_md_free): Allocate/free it.
2200 (df_md_local_compute): Only include live registers in init.
2201 (df_md_transfer_function): Prune the in-set computed by
2202 the confluence function, and the gen-set too.
2204 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2206 PR rtl-optimization/26854
2207 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
2208 * df-problems.c (df_rd_add_problem): Fix comment.
2209 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
2210 df_md_simulate_artificial_defs_at_top,
2211 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
2212 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2213 df_md_transfer_function, df_md_init, df_md_confluence_0,
2214 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2215 problem_MD, df_md_add_problem): New.
2216 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2217 df_md_get_bb_info): New.
2218 (DF_LAST_PROBLEM_PLUS1): Adjust.
2220 * Makefile.in (fwprop.o): Include domwalk.h.
2221 * fwprop.c: Include domwalk.h.
2222 (reg_defs, reg_defs_stack): New.
2223 (bitmap_only_bit_between): Remove.
2224 (process_defs): New.
2225 (process_uses): Use reg_defs and local_md instead of
2226 bitmap_only_bit_between and local_rd.
2227 (single_def_use_enter_block): New, from build_single_def_use_links.
2228 (single_def_use_leave_block): New.
2229 (build_single_def_use_links): Remove code moved to
2230 single_def_use_enter_block, invoke domwalk.
2231 (use_killed_between): Adjust comment.
2233 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2235 * bitmap.h (bitmap_ior_and_into): New.
2236 * bitmap.c (bitmap_ior_and_into): New.
2238 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2240 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2241 before_dom_children_before_stmts and after_dom_children_after_stmts.
2242 Rename the two remaining callbacks to just before_dom_children and
2243 after_dom_children. Remove other GIMPLE statement walking bits.
2244 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2245 * graphite.c: Do not include domwalk.h.
2246 * tree-into-ssa.c (interesting_blocks): New global.
2247 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2248 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2249 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2250 now that they're not domwalk callbacks.
2251 (rewrite_initialize_block): Rename to...
2252 (rewrite_enter_block): ... this, place after called functions. Test
2253 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2254 (rewrite_finalize_block): Rename to...
2255 (rewrite_leave_block): ... this, place after called functions.
2256 (rewrite_update_init_block): Rename to...
2257 (rewrite_update_enter_block): ... this, place after called functions.
2258 Test interesting_blocks, call rewrite_update_stmt and
2259 rewrite_update_phi_arguments.
2260 (rewrite_update_fini_block): Rename to...
2261 (rewrite_leave_block): ... this, place after called functions.
2262 (rewrite_blocks): Remove last argument, simplify initialization of
2264 (mark_def_sites_initialize_block): Rename to...
2265 (mark_def_sites_block): ... this, call mark_def_sites.
2266 (mark_def_sites_blocks): Remove argument, simplify initialization of
2268 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2269 (update_ssa): Likewise.
2270 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
2272 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
2273 (dom_opt_initialize_block): Rename to...
2274 (dom_opt_enter_block): ... this, place after called functions. Walk
2275 statements here, inline propagate_to_outgoing_edges.
2276 (dom_opt_finalize_block): Rename to...
2277 (dom_opt_leave_block): ... this, place after called functions.
2278 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
2280 (dse_enter_block, dse_record_phi): New.
2281 (dse_record_phis): Delete.
2282 (dse_finalize_block): Rename to...
2283 (dse_leave_block): ... this.
2284 (tree_ssa_dse): Simplify initialization of walk_data.
2285 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
2286 Adjust initialization of walk_data.
2287 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
2288 * tree-ssa-loop-phiopt.c (get_non_trapping):
2289 Adjust initialization of walk_data.
2290 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
2291 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
2292 it's not a domwalk callback.
2293 (uncprop_initialize_block): Rename to...
2294 (dse_enter_block): ... this, call uncprop_into_successor_phis.
2295 (dse_finalize_block): Rename to...
2296 (dse_leave_block): ... this.
2297 (tree_ssa_uncprop): Simplify initialization of walk_data.
2298 * Makefile.in: Adjust dependencies.
2300 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
2302 * arm.md (casesi): Fix test for Thumb1.
2303 (thumb1_casesi_internal_pic): Likewise.
2304 (thumb1_casesi_dispatch): Likewise.
2306 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
2308 * config/arm/arm-cores.def: Added core cortex-m0.
2309 * config/arm/arm-tune.md: Regenerated.
2310 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
2312 2009-06-26 DJ Delorie <dj@redhat.com>
2314 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
2316 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
2317 the scheduler doesn't tag jump insns.
2319 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
2321 * c-decl.c (merge_decls): Re-indent.
2323 2009-06-26 Janis Johnson <janis187@us.ibm.com>
2326 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
2327 Special-case decimal float constants.
2329 2009-06-26 Richard Henderson <rth@redhat.com>
2331 * function.h (struct function): Add cannot_be_copied_reason,
2332 and cannot_be_copied_set.
2333 * tree-inline.c (has_label_address_in_static_1): Rename from
2334 inline_forbidden_p_2; don't set inline_forbidden_reason here.
2335 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
2336 don't set inline_forbidden_reason.
2337 (copy_forbidden): New function, split out of inline_forbidden_p.
2338 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
2339 (inline_forbidden_p): Use copy_forbidden.
2340 (tree_versionable_function_p): Likewise.
2341 (inlinable_function_p): Merge into tree_inlinable_function_p.
2342 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
2343 * ipa-cp.c (ipcp_versionable_function_p): New function.
2344 (ipcp_cloning_candidate_p): Use it.
2345 (ipcp_node_modifiable_p): Likewise.
2347 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
2349 * builtins.c (expand_builtin_alloca): Handle builtin alloca
2350 that is marked not to be inlined. Remove flag_mudflap use.
2351 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
2352 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
2354 2009-06-26 Steve Ellcey <sje@cup.hp.com>
2357 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
2358 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
2360 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
2362 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
2364 (__mingwthr_remove_key_dtor): Likewise.
2366 2009-06-26 Richard Guenther <rguenther@suse.de>
2368 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
2370 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
2373 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
2374 try the non-cond_exec path also.
2376 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2379 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
2380 (output_cbranch): Use new functions.
2381 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
2384 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2385 Pat Haugen <pthaugen@us.ibm.com>
2386 Revital Eres <ERES@il.ibm.com>
2388 * config/rs6000/rs6000.c (print_operand): Correct lossage message
2389 for %c error. Add %x support to print VSX registers as a unified
2390 register set, instead of separate float and altivec registers.
2391 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
2392 %y case, and add support for VSX pre-modify addresses.
2393 (output_toc): Add assert for CONST containing an integer constant
2395 (rs6000_adjust_cost): Add POWER7 support.
2396 (insn_must_be_first_in_group): Ditto.
2397 (insn_must_be_last_in_group): Ditto.
2398 (rs6000_emit_popcount): Ditto.
2399 (rs6000_vector_mode_supported_p): Ditto.
2401 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
2402 Change some of the functions called by macros to being called
2403 through a pointer, so debug functions can be inserted if
2404 -mdebug=addr or -mdebug=cost.
2405 (rs6000_preferred_reload_class_ptr): Ditto.
2406 (rs6000_secondary_reload_class_ptr): Ditto.
2407 (rs6000_secondary_memory_needed_ptr): Ditto.
2408 (rs6000_cannot_change_mode_class_ptr): Ditto.
2409 (rs6000_secondary_reload_inner): Ditto.
2410 (rs6000_legitimize_reload_address): Ditto.
2411 (rs6000_legitimize_reload_address_ptr): Ditto.
2412 (rs6000_mode_dependent_address): Ditto.
2413 (rs6000_mode_dependent_address_ptr): Ditto.
2415 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
2416 function to return true if the mode allows reg + integer
2418 (virtual_stack_registers_memory_p): New function to return true if
2419 the address refers to a virtual stack register.
2420 (rs6000_legitimate_offset_address_p): Move code to say whether a
2421 mode supports reg+int addressing to reg_offset_addressing_ok_p and
2423 (rs6000_legitimate_address_p): Add checks for modes that only can
2424 do reg+reg addressing. Start adding VSX support.
2425 (rs6000_legitimize_reload_address): Ditto.
2426 (rs6000_legitimize_address): Ditto.
2427 (rs6000_debug_legitimate_address_p): New debug functions for
2428 -mdebug=addr and -mdebug=cost.
2429 (rs6000_debug_rtx_costs): Ditto.
2430 (rs6000_debug_address_costs): Ditto.
2431 (rs6000_debug_adjust_cost): Ditto.
2432 (rs6000_debug_legitimize_address): Ditto.
2433 (rs6000_legitimize_reload_address_ptr): Point to call normal
2434 function or debug function. Make functions called via pointer
2436 (rs6000_mode_dependent_address_ptr): Ditto.
2437 (rs6000_secondary_reload_class_ptr): Ditto.
2438 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2439 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2440 into a friendlier error.
2441 (rs6000_init_builtins): Add initial VSX support.
2442 (rs6000_adjust_cost): Fix some spacing issues.
2444 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2445 (REG_CLASS_NAMES): Ditto.
2446 (REG_CLASS_CONTENTS): Ditto.
2447 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2448 pointer, to add -mdebug=addr support.
2449 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2450 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2451 -mdebug=addr support.
2452 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2453 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2454 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2456 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2458 (bswapsi*): Set attribute types for load/store. Add combiner
2459 patterns to eliminate zero extend on 64-bit.
2460 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2461 stdbrx if the hardware supports those instructions.
2463 2009-06-25 Ian Lance Taylor <iant@google.com>
2465 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2466 (Link Options): Document -static-libstdc++.
2468 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2471 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2472 DATA_ALIGNMENT instead.
2474 2009-06-25 Richard Guenther <rguenther@suse.de>
2476 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2477 indirect references against the callused/escaped solutions.
2478 (call_may_clobber_ref_p_1): Likewise.
2480 2009-06-25 Martin Jambor <mjambor@suse.cz>
2482 PR tree-optimization/40493
2483 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2484 (enum unscalarized_data_handling): New type.
2485 (handle_unscalarized_data_in_subtree): Return what has been done.
2486 (load_assign_lhs_subreplacements): Handle left flushes differently.
2487 (sra_modify_assign): Use unscalarized_data_handling, simplified
2488 condition determining whether to remove the statement.
2490 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2492 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2493 excerpt - @ should be doubled for texinfo.
2495 2009-06-24 Ian Lance Taylor <iant@google.com>
2497 * config/arc/arc.c: Include "df.h".
2498 (arc_attribute_table): Make static. Move higher in file.
2499 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2500 (output_shift): Initialize n later to avoid warning.
2501 * config/arm/arm.c (arm_attribute_table): Make static. Move
2503 * config/avr/avr.c (avr_attribute_table): Make static. Move
2505 (reg_class_tab): Change array type from int to enum reg_class.
2506 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2508 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2509 (lshrhi3_out): Likewise.
2510 (class_likely_spilled_p): Change return type to bool.
2511 (avr_rtx_costs): Use local code variable with enum type.
2512 * config/avr/avr.md (movmemhi): Use add_reg_note.
2513 (andhi3, andsi3): Don't use AS2 with "and".
2514 (iorhi3, iorsi3): Don't use AS2 with "or".
2515 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2516 * config/crx/crx.c: Include "df.h".
2517 (crx_attribute_table): Make static.
2518 * config/m32r/m32r.c: Include "df.h".
2519 (m32r_attribute_table): Make static. Move higher in file.
2520 (pop): Use add_reg_note.
2521 (block_move_call): Change 0 to LCT_NORMAL in function call.
2522 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2523 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2524 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2525 declare, not just when TREE_CODE is defined.
2526 * config/m68hc11/m68hc11.c: Include "expr.h".
2527 (m68hc11_attribute_table): Make static. Move higher in file.
2528 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2530 (m68hc11_register_indirect_p): Likewise.
2531 (m68hc11_function_arg_padding): Change return type to enum
2533 (emit_move_after_reload): Use add_reg_note.
2534 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2535 (m68hc11_split_logical): Likewise.
2536 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2538 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2539 to VOIDmode in function call.
2540 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2542 (m68hc11_split_logical): Update declaration.
2543 (m68hc11_function_arg_padding): Update declaration.
2544 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2545 to array of enum reg_class.
2546 (mcore_attribute_table): Make static. Move higher in file.
2547 (mcore_rtx_costs): Add cast to enum type.
2548 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2549 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2550 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2552 * config/sh/predicates.md (trapping_target_operand): Rename and to
2554 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2556 * config/spu/spu.c (spu_attribute_table): Make static. Move
2558 * config/v850/v850.c (v850_attribute_table): Make static. Move
2560 (v850_rtx_costs): Use local code with enum type.
2561 (expand_epilogue): Add cast.
2562 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2564 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2567 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2568 -m2a-single-only and -m2a-nofpu.
2569 * config/sh/sh.opt: Document m2a generates FPU code.
2571 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2573 * defaults.h (CAN_ELIMINATE): Provide default.
2574 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2575 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2576 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2577 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2578 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2579 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2580 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2581 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2582 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2583 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2585 2009-06-24 DJ Delorie <dj@redhat.com>
2587 * mep-ext-cop.cpu: Fix copyright notice.
2588 * mep-default: Fix copyright notice.
2589 * mep-core: Fix copyright notice.
2590 * mep: Fix copyright notice.
2591 * mep-ivc2: Fix copyright notice.
2592 * mep-c5: Fix copyright notice.
2594 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2596 * doc/contrib.texi (Contributors):
2598 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2601 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2602 src and dst operands if necessary.
2604 2009-06-23 DJ Delorie <dj@redhat.com>
2607 * config.gcc: Add mep support.
2608 * recog.c: Resurrect validate_replace_rtx_subexp().
2609 * recog.h: Likewise.
2610 * config/mep/: Add new port:
2611 * config/mep/constraints.md: New file.
2612 * config/mep/default.h: New file.
2613 * config/mep/intrinsics.h: New file.
2614 * config/mep/intrinsics.md: New file.
2615 * config/mep/ivc2-template.h: New file.
2616 * config/mep/mep-c5.cpu: New file.
2617 * config/mep/mep-core.cpu: New file.
2618 * config/mep/mep-default.cpu: New file.
2619 * config/mep/mep-ext-cop.cpu: New file.
2620 * config/mep/mep-intrin.h: New file.
2621 * config/mep/mep-ivc2.cpu: New file.
2622 * config/mep/mep-lib1.asm: New file.
2623 * config/mep/mep-lib2.c: New file.
2624 * config/mep/mep-pragma.c: New file.
2625 * config/mep/mep-protos.h: New file.
2626 * config/mep/mep-tramp.c: New file.
2627 * config/mep/mep.c: New file.
2628 * config/mep/mep.cpu: New file.
2629 * config/mep/mep.h: New file.
2630 * config/mep/mep.md: New file.
2631 * config/mep/mep.opt: New file.
2632 * config/mep/predicates.md: New file.
2633 * config/mep/t-mep: New file.
2635 2009-06-23 Ian Lance Taylor <iant@google.com>
2637 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2638 from loose_warn into c_loose_warn and from strict_warn into
2639 c_strict_warn. Set and substitute warn_cxxflags. Check for
2640 --enable-build-with-cxx. Set and substitute
2641 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2642 * Makefile.in (CXXFLAGS): New variable.
2643 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2644 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2645 the default is the same as $(STRICT_WARN).
2646 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2647 (CXX): New variable.
2648 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2649 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2650 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2651 (HOST_LIBS): New variable.
2652 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2653 (ALL_CXXFLAGS): New variable.
2654 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2655 * doc/install.texi (Configuration): Document
2656 --enable-build-with-cxx, --with-stage1-ldflags,
2657 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2658 * configure: Rebuild.
2660 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2662 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2663 from previous commit.
2665 2009-06-23 Ian Lance Taylor <iant@google.com>
2667 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2669 2009-06-23 Ian Lance Taylor <iant@google.com>
2671 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2672 with ATTRIBUTE_UNUSED.
2674 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2675 Pat Haugen <pthaugen@us.ibm.com>
2676 Revital Eres <eres@il.ibm.com>
2678 * config.in (HAVE_AS_POPCNTD): Add default definition.
2679 (HAVE_AS_LWSYNC): Ditto.
2681 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2683 (gcc_cv_as_powerpc_cmpb): Ditto.
2684 (gcc_cv_as_powerpc_dfp): Ditto.
2685 (gcc_cv_as_powerpc_vsx): Ditto.
2686 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2687 supporting the popcntd/lwsync instructions.
2688 (gcc_cv_as_powerpc_lwsync): Ditto.
2689 * configure: Regenerate.
2691 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2692 -mcpu=native and -mcpu=power7.
2693 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2695 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2696 a variable instead of a mask to reduce the number of mask bits.
2697 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2698 (-mbit-word): Ditto.
2699 (-mregnames): Ditto.
2700 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2701 (-mfused-madd): Ditto.
2703 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2705 (-mvsx): New switch for VSX instructions.
2706 (-misel): Move from a variable to a mask to allow it to be set by
2709 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2710 function declaration to an array declaration.
2711 (rs6000_hard_regno_nregs): New external array declaration.
2713 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2714 files included by rs6000.md.
2716 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2717 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2719 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2721 (rs6000_debug_reg): New -mdebug= variables.
2722 (rs6000_debug_addr): Ditto.
2723 (rs6000_debug_cost): Ditto.
2724 (rs6000_pmode): New variable to hold Pmode.
2725 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2726 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2727 calculated at compiler start.
2728 (rs6000_hard_regno_nregs): Change function to an array which holds
2729 HARD_REGNO_NREGS calculated at compiler start.
2730 (rs6000_explicit_options): Delete isel field.
2731 (rs6000_vector_unit): New array to hold which vector unit
2732 supports arithmetic options for a given type.
2733 (rs6000_vector_mem): New array to hold which vector unit supports
2734 memory reference operations for a given type.
2735 (rs6000_vector_align): New array to given the alignment of each
2737 (power7_cost): New basic costs for power7.
2738 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2739 (rs6000_hard_regno_nregs_internal): New function, moved from
2740 HARD_REGNO_NREGS, to calculate the number of registers each hard
2741 register takes for each type.
2742 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2743 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2744 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2745 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2746 unit information here so it is calculated once at compiler startup
2748 (rs6000_override_options): Make -misel a target mask. Add more
2749 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2750 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2752 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2753 (rs6000_handle_option): Move -misel from variable to target mask.
2754 (rs6000_builtin_mask_for_load): Add VSX support.
2755 (rs6000_conditional_register_usage): Ditto.
2756 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2757 (function_arg_boundary): Ditto.
2758 (rs6000_expand_builtin): Ditto.
2759 (def_builtin): Make abort message a little friendlier.
2760 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2762 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2763 assembler support the popcntd instruction instead of a vsx
2764 instruction to enable power7 support.
2765 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2766 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2767 option to the assembler if -mcpu=native.
2768 (ASM_CPU_NATIVE_SPEC): Ditto.
2769 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2771 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2772 the lwsync instruction.
2773 (enum processor_type): Add PROCESSOR_POWER7.
2774 (rs6000_debug_reg): New -mdebug= options.
2775 (rs6000_debug_addr): Ditto.
2776 (rs6000_debug_cost): Ditto.
2777 (rs6000_isel): Delete.
2778 (enum rs6000_vector): New enum to say what vector unit we have.
2779 (VECTOR_UNIT_*): New macros to say which vector unit has
2780 arithmetic operations for a given type.
2781 (VECTOR_MEM_*): New macros to say which vector unit has memory
2782 operations for a given type.
2783 (TARGET_LDBRX): Whether the machine supports the ldbrx
2785 (TARGET_ISEL): Delete, -misel moved to be a mask.
2786 (TARGET_ISEL64): New macro for 64-bit isel support.
2787 (UNITS_PER_VSX_WORD): New macro.
2788 (POINTER_SIZE): Move to be an external variable, rather than
2789 calculating whether we are generating 32 ot 64-bit code.
2791 (STACK_BOUNDARY): Add VSX support.
2792 (LOCAL_ALIGNMENT): Ditto.
2793 (SLOW_UNALIGNED_ACCESS): Ditto.
2794 (VSX_REGNO_P): New macro for VSX support.
2795 (VFLOAT_REGNO_P): Ditto.
2796 (VINT_REGNO_P): Ditto.
2797 (VLOGICAL_REGNO_P): Ditto.
2798 (VSX_VECTOR_MODE): Ditto.
2799 (VSX_SCALAR_MODE): Ditto.
2801 (VSX_MOVE_MODE): Ditto.
2802 (VSX_REG_CLASS_P): Ditto.
2803 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2805 (UNITS_PER_SIMD_WORD): Add VSX support.
2806 (MODES_TIEABLE_P): Ditto.
2807 (STARTING_FRAME_OFFSET): Ditto.
2808 (STACK_DYNAMIC_OFFSET): Ditto.
2809 (EPILOGUE_USES): Ditto.
2810 (REGNO_REG_CLASS): Move to array lookup.
2811 (CLASS_MAX_NREGS): Ditto.
2812 (rs6000_vector_reg_class): Add declaration.
2813 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2814 overlap with the floating point and Altivec registers.
2816 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2818 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2819 give the appropriate asm switches if -mcpu=native.
2820 (host_detect_local_cpu): Add support for "asm".
2821 (host_detect_local_cpu): Follow GNU code guidelines for name.
2823 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2824 -mbit-word to a variable instead of being a target mask.
2826 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2827 emit the lwsync instruction instead of emitting the instruction as
2828 an integer constant.
2830 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2831 fixuns_trundfsi2, move expander into rs6000.md.
2833 * config/rs6000/rs6000.md (cpu): Add power7.
2834 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2835 (logical predicate patterns): Change the single instruction
2836 primitives that set CR0 to be fast_compare instead of compare.
2838 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2839 (popcntddi2): Ditto.
2840 (popcount<mode>): Ditto.
2841 (floating multiply/add insns): Name the floating point
2843 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2844 (isel_unsigned_<mode>): Ditto.
2845 (fixuns_trundfsi2): Move expander here from spe.md.
2846 (smindi3): Define if we have -misel on 64-bit systems.
2851 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2853 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2855 * config/avr/avr.c (avr_current_device): New variable.
2856 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2857 (avr_arch, mcu_type_s): Move to avr.h.
2858 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2859 default_data_section_start fields.
2860 (avr_arch): Moved from avr.c.
2861 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2862 library_name fields.
2863 (avr_current_device, avr_mcu_types, avr_arch_types,
2864 avr_device_to_arch, avr_device_to_data_start,
2865 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2866 (EXTRA_SPEC_FUNCTIONS): Define.
2867 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2868 options mapping. Use device_to_arch and device_to_data_start insted.
2869 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2870 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2871 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2872 * config/avr/driver-avr.c: New file.
2873 * config/avr/avr-devices.c: New file.
2875 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2877 * var-tracking.c (unshare_variable): Force initialized to
2878 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2879 (set_variable_part): Likewise.
2880 (struct variable_union_info): Remove pos_src field.
2881 (vui_vec, vui_allocated): New variables.
2882 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2883 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2884 == 1 use a simpler sorting algorithm. Compute pos field right
2885 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2886 Avoid quadratic comparison if !flag_var_tracking_uninit.
2887 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2888 unshare_variable unconditionally.
2889 (dataflow_set_different_2): Removed.
2890 (dataflow_set_different): Don't traverse second hash table.
2891 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2892 unconditionally to var_reg_set or var_mem_set.
2893 (emit_notes_in_bb): Likewise.
2894 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2896 (emit_note_insn_var_location): Don't set initialized to
2897 VAR_INIT_STATUS_INITIALIZED early.
2898 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2900 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2902 * tree-object-size.c (addr_object_size): Instead of checking
2903 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2904 are no FIELD_DECLs following it.
2906 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2908 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2909 order to match bswaps with signed source operands.
2911 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2913 * sdbout.c (sdbout_one_type): Fix braces in switch.
2915 2009-06-23 Richard Guenther <rguenther@suse.de>
2917 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2919 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2920 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2921 var_callused, callused_tree, var_storedanything, storedanything_tree,
2922 var_integer, integer_tree): Remove global variables.
2923 (new_var_info): Do not pass new id, append the new var to the
2924 global variable vector.
2925 (do_ds_constraint): Use is_global_var member of the variable-info.
2926 (new_scalar_tmp_constraint_exp): Adjust.
2927 (create_function_info_for): Likewise.
2928 (create_variable_info_for): Likewise.
2929 (find_what_var_points_to): Remove dead code.
2930 (init_base_vars): Simplify.
2931 (compute_points_to_sets): Adjust.
2933 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2935 * combine.c (try_combine): Dump information about the insns we're
2938 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2940 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2941 check when calling force_to_mode on TRUNCATE's operand.
2943 2009-06-22 Ian Lance Taylor <iant@google.com>
2945 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2947 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2949 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2951 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2953 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2954 override library linkage flags such as -static-libgcc or
2957 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2959 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2961 2009-06-22 Ian Lance Taylor <iant@google.com>
2963 * config/linux.opt: Put mglibc ahead of muclibc.
2965 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2966 for duplicate decls.
2968 2009-06-22 Matthias Klose <doko@ubuntu.com>
2970 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2972 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2975 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2976 instead of NULL if a parser error occurs.
2978 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2980 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2981 non-DWARF2_DEBUGGING_INFO version.
2983 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2985 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2986 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2988 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2989 (LIBGCC2_TF_CEXT): Define.
2992 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2995 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2997 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2999 * config/arm/arm.c (arm_override_options): Disable
3000 -mcaller-super-interworking and -mcallee-super-interworking.
3001 * doc/invoke.texi (ARM Options): Document this.
3003 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
3005 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
3006 * config/arm/constraints.md (j): New constraint for movw operands.
3007 (N): Remove thumb2 meaning.
3008 * config/arm/arm.md (*arm_movw): Delete.
3009 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
3010 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
3011 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
3013 2009-06-22 Martin Jambor <mjambor@suse.cz>
3015 PR tree-optimization/40492
3016 * tree-sra.c (sra_modify_assign): Pass zero offsets to
3017 build_ref_for_offset.
3019 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
3021 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
3022 JUMP_TABLE_DATA_P predicates where applicable.
3023 * auto-inc-dec.c: Ditto.
3024 * builtins.c: Ditto.
3025 * caller-save.c: Ditto.
3027 * cfgcleanup.c: Ditto.
3028 * cfglayout.c: Ditto.
3031 * combine-stack-adj.c: Ditto.
3037 * dwarf2asm.c: Ditto.
3038 * dwarf2out.c: Ditto.
3039 * emit-rtl.c: Ditto.
3045 * function.c: Ditto.
3048 * genpreds.c: Ditto.
3049 * genrecog.c: Ditto.
3051 * ira-costs.c: Ditto.
3052 * ira-lives.c: Ditto.
3055 * lower-subreg.c: Ditto.
3056 * modulo-sched.c: Ditto.
3058 * postreload.c: Ditto.
3059 * print-rtl.c: Ditto.
3068 * sched-vis.c: Ditto.
3070 * sel-sched-ir.c: Ditto.
3071 * simplify-rtx.c: Ditto.
3072 * targhooks.c: Ditto.
3073 * var-tracking.c: Ditto.
3074 * vmsdbgout.c: Ditto.
3076 2009-06-22 Matthias Klose <doko@ubuntu.com>
3078 * Makefile.in (install-plugin): Always use DESTDIR.
3080 2009-06-22 Olivier Hainque <hainque@adacore.com>
3082 * config/pa/pa.c (output_call): Don't optimize post call jumps
3083 into return address adjustments if the call may throw.
3085 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
3087 * arm.c (thumb1_output_casesi): New function.
3088 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
3089 optimizing for size or PIC.
3090 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
3091 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
3092 (casesi): Handle Thumb-1 when optimizing for size or PIC.
3093 (thumb1_casesi_internal_pic): New expand rule.
3094 (thumb1_casesi_dispatch): New pattern.
3095 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
3097 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
3098 in the text seciton when PIC or optimizing for size.
3099 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
3100 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
3101 preservation properties of code.
3102 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
3103 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
3104 (__gnu_thumb1_case_si): New function.
3105 * t-arm (LIB1ASMSRC): Define here.
3106 (LIB1ASMFUNCS): Add some common functions.
3107 * t-arm-elf (LIB1ASMSRC): Delete.
3108 (LIB1ASMFUNCS): Append to existing set.
3109 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3110 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3111 * t-symbian (LIB1ASMFUNCS): Likewise.
3112 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3113 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3115 2009-06-21 Richard Guenther <rguenther@suse.de>
3117 PR tree-optimization/38729
3118 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
3119 to loops with a single exit if -fno-expensive-optimizations.
3121 2009-06-21 Jakub Jelinek <jakub@redhat.com>
3123 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
3124 (dataflow_set): Change vars type from htab_t to shared_hash.
3125 (shared_hash_pool, empty_shared_hash): New variables.
3126 (vars_clear): Removed.
3127 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
3128 shared_hash_find_slot_unshare, shared_hash_find_slot,
3129 shared_hash_find_slot_noinsert, shared_hash_find): New
3131 (shared_hash_unshare, shared_hash_destroy): New functions.
3132 (unshare_variable): Unshare set->vars if shared, use
3134 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
3135 (get_init_value, find_src_set_src, dump_dataflow_set,
3136 clobber_variable_part, emit_notes_for_differences): Use
3138 (dataflow_set_init): Remove second argument, set vars to
3139 empty_shared_hash instead of creating a new htab.
3140 (dataflow_set_clear): Call shared_hash_destroy and set vars
3141 to empty_shared_hash instead of calling vars_clear.
3142 (dataflow_set_copy): Don't call vars_copy, instead just share
3143 the src htab with dst.
3144 (variable_union): Use shared_hash_*, use initially NO_INSERT
3145 lookup if set->vars is shared. Don't keep slot cleared before
3146 calling unshare_variable. Unshare set->vars if needed.
3147 Even ->refcount == 1 vars must be unshared if set->vars is shared
3148 and var needs to be modified.
3149 (variable_canonicalize): New function.
3150 (dataflow_set_union): If dst->vars is empty, just share src->vars
3151 with dst->vars and traverse with variable_canonicalize to canonicalize
3152 and unshare what is needed.
3153 (dataflow_set_different): If old_set and new_set use the same shared
3154 htab, they aren't different. If number of htab elements is different,
3155 htabs are different. Use shared_hash_*.
3156 (dataflow_set_destroy): Call shared_hash_destroy instead of
3158 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
3159 second argument to dataflow_set_init.
3160 (vt_initialize): Likewise. Initialize shared_hash_pool and
3161 empty_shared_hash, move bb in/out initialization afterwards.
3162 Use variable_htab_free instead of NULL as changed_variables del hook.
3163 (variable_was_changed): Change type of second argument to pointer to
3164 dataflow_set. When inserting var into changed_variables, bump
3165 refcount. Unshare set->vars if set is shared htab and slot needs to
3167 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
3168 lookup if set->vars is shared. Unshare set->vars if needed.
3169 Even ->refcount == 1 vars must be unshared if set->vars is shared
3170 and var needs to be modified. Adjust variable_was_changed caller.
3171 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
3172 vars must be unshared if set->vars is shared and var needs to be
3173 modified. Adjust variable_was_changed caller.
3174 (emit_note_insn_var_location): Don't pool_free var.
3175 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
3177 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
3178 free_alloc_pool on shared_hash_pool.
3180 2009-06-20 Anthony Green <green@moxielogic.com>
3182 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
3183 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
3185 2009-06-20 Richard Guenther <rguenther@suse.de>
3187 * tree-ssa-structalias.c (find_func_aliases): For memset use
3188 a constraint from NULL if we memset to zero.
3189 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
3190 we explicitly handle that do not read from memory.
3191 (call_may_clobber_ref_p_1): Properly handle builtins that may
3194 2009-06-20 Richard Guenther <rguenther@suse.de>
3196 PR tree-optimization/40495
3197 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3198 (new_scalar_tmp_constraint_exp): New function.
3199 (process_constraint): Do not create temporary decls.
3200 (process_all_all_constraints): Likewise.
3201 (handle_const_call): Likewise.
3202 (create_function_info_for): Do not set decl.
3204 2009-06-19 Ian Lance Taylor <iant@google.com>
3206 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
3207 (rs6000_attribute_table): Make static; move before use.
3209 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
3211 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
3212 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3213 Propagate the TREE_READONLY flag without overwriting it.
3214 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3215 Propagate the TREE_READONLY flag onto the result.
3216 (process_call_operands): Move around. Use correct constant value.
3218 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3221 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3222 * config/arm/arm.md: Likewise.
3224 2009-06-19 Ian Lance Taylor <iant@google.com>
3226 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3227 to GIMPLE_ERROR_MARK.
3229 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3230 op2_original_type parameters. Warn about using different enum types.
3231 * c-parser.c (c_parser_conditional_expression): Pass original
3232 types to build_conditional_expr.
3233 * c-tree.h (build_conditional_expr): Update declaration.
3235 2009-06-19 Ian Lance Taylor <iant@google.com>
3237 * config/i386/i386.c (ix86_function_specific_save): Test that
3238 fields match values, rather than testing the values are in a
3241 2009-06-19 Richard Guenther <rguenther@suse.de>
3243 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3245 (ptr_derefs_may_alias_p): Likewise.
3246 (ptr_deref_may_alias_ref_p_1): New function.
3247 (ptr_deref_may_alias_ref_p): Likewise.
3248 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3249 covered by looking at the ESCAPED solution.
3250 (call_may_clobber_ref_p_1): Likewise.
3251 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3252 Handle NULL_TREE offset. Do not produce redundant constraints.
3253 (process_all_all_constraints): New helper function.
3254 (do_structure_copy): Use it.
3255 (handle_lhs_call): Likewise.
3256 (find_func_aliases): Handle some builtins with pointer arguments
3257 and/or return values explicitly.
3259 2009-06-19 Ian Lance Taylor <iant@google.com>
3261 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3263 2009-06-19 Ian Lance Taylor <iant@google.com>
3265 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3267 2009-06-19 Ian Lance Taylor <iant@google.com>
3269 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
3270 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
3273 * c-decl.c (finish_decl): If -Wc++-compat, warn about
3274 uninitialized const.
3276 2009-06-19 Ian Lance Taylor <iant@google.com>
3278 * dse.c (struct store_info): Rename bitmap field to bmap. Change
3281 * c-decl.c (in_struct, struct_types): Remove.
3282 (struct c_binding): Add in_struct field.
3283 (c_binding_ptr): Define type, along with VEC.
3284 (struct c_struct_parse_info): Define.
3285 (struct_parse_info): New static variable.
3286 (bind): Initialize in_struct field.
3287 (start_struct): Remove enclosing_in_struct and
3288 enclosing_struct_types parameters. Add
3289 enclosing_struct_parse_info parameter. Change all callers. Set
3290 struct_parse_info rather than in_struct and struct_types.
3291 (grokfield): If -Wc++-compat and there is a symbol binding for the
3292 field name, set the in_struct flag and push it on the
3293 struct_parse_info->fields vector.
3294 (warn_cxx_compat_finish_struct): New static function.
3295 (finish_struct): Remove enclosing_in_struct and
3296 enclosing_struct_types parameters. Add
3297 enclosing_struct_parse_info parameter. Change all callers. Don't
3298 set C_TYPE_DEFINED_IN_STRUCT here. Call
3299 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
3300 parameter. Only push on struct_types if warn_cxx_compat.
3301 (finish_enum): Only push on struct_types if warn_cxx_compat.
3302 (declspecs_add_type): Add loc parameter. Change all callers.
3303 Change all error calls to error_at. Pass loc, not input_location,
3304 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
3305 defined in a struct. If -Wc++-compat and parsing a struct, record
3306 that a typedef name was used.
3307 * c-parser.c (c_parser_declspecs): Get location to pass to
3309 (c_parser_struct_or_union_specifier): Update calls to start_struct
3311 * c-tree.h (struct c_struct_parse_info): Declare.
3312 (finish_struct, start_struct): Update declarations.
3313 (declspecs_add_type): Update declaration.
3315 2009-06-19 Ian Lance Taylor <iant@google.com>
3317 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
3318 variable with an anonymous type.
3320 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3322 * see.c: Remove for real.
3324 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3326 * optabs.h (enum optab_index): Add new OTI_significand.
3327 (significand_optab): Define corresponding macro.
3328 * optabs.c (init_optabs): Initialize significand_optab.
3329 * genopinit.c (optabs): Implement significand_optab using
3330 significand?f2 patterns.
3331 * builtins.c (expand_builtin_mathfn): Handle
3332 BUILT_IN_SIGNIFICAND{,F,L}.
3333 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
3334 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
3336 * config/i386/i386.md (significandxf2, significand<mode>2): New
3337 expanders to implement significandf, significand and significandl
3338 built-ins as inline x87 intrinsics.
3340 2009-06-18 Anatoly Sokolov <aesok@post.ru>
3342 * config/avr/avr.c (avr_override_options): Remove setting value of
3343 PARAM_INLINE_CALL_COST.
3345 2009-06-18 Richard Henderson <rth@redhat.com>
3348 * tree-pass.h (TDF_ASMNAME): New.
3349 * tree-dump.c (dump_options): Add asmname.
3350 * doc/invoke.texi: Document it.
3352 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
3353 (dump_decl_name): ...here.
3354 (dump_function_name): New flags arg; mind TDF_ASMNAME.
3355 (dump_generic_node): Update dump_function_name calls.
3356 (print_call_name): New flags arg; update all dump calls.
3357 * diagnostic.h (print_call_name): Update.
3358 * gimple-pretty-print.c (dump_gimple_call): Update.
3360 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
3363 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
3365 2009-06-18 Diego Novillo <dnovillo@google.com>
3367 * doc/plugins.texi: Document plugin_is_GPL_compatible.
3368 * plugin.c (str_license): Declare.
3369 (try_init_one_plugin): Assert that the symbol
3370 'plugin_is_GPL_compatible' exists.
3372 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
3375 * Makefile.in (OBJS-common): Remove see.o.
3377 * common.opt (fsee): Mark as preserved for backward compatibility.
3378 * opts.c (common_handle_option): Add OPT_fsee to the backward
3379 compatibility section.
3380 * passes.c (init_optimization_passes, pass_see): Remove pass.
3381 * timevar.def (TV_SEE): Remove.
3382 * tree-pass.h (pass_see): Remove declaration.
3383 * doc/invoke.texi (-fsee): Remove documentation.
3385 2009-06-18 Martin Jambor <mjambor@suse.cz>
3387 * tree-sra.c: Include statistics.h
3388 (sra_stats): New variable.
3389 (sra_initialize): Clear sra_stats.
3390 (create_access_replacement): Increment sra_stats.replacements.
3391 (get_access_replacement): Do not return twice.
3392 (analyze_all_variable_accesses): Increment statistics counter by the
3393 number of scalarized aggregates.
3394 (generate_subtree_copies): Increment sra_stats.subtree_copies.
3395 (sra_modify_expr): Increment sra_stats.exprs.
3396 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
3397 (sra_modify_assign): Increment sra_stats.exprs,
3398 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
3399 (perform_intra_sra): Update statistics counters.
3400 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
3402 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3404 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
3405 (arm_scalar_mode_supported_p): New function.
3407 2009-06-18 Paul Brook <paul@codesourcery.com>
3408 Sandra Loosemore <sandra@codesourcery.com>
3410 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
3411 (__extendhfsf2, __truncsfhf2): Define.
3412 * config/arm/fp16.c: New file.
3413 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3414 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3416 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3418 * doc/extend.texi (Half-Precision): New section.
3419 * doc/invoke.texi (Option Summary): List -mfp16-format.
3420 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
3421 * config/arm/arm.opt (mfp16-format=): New.
3422 * config/arm/arm.c: Include intl.h.
3423 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
3424 (TARGET_INVALID_RETURN_TYPE): Redefine.
3425 (TARGET_PROMOTED_TYPE): Redefine.
3426 (TARGET_CONVERT_TO_TYPE): Redefine.
3427 (arm_fp16_format): Define.
3428 (all_fpus): Add entry for neon-fp16.
3429 (fp_model_for_fpu): Likewise.
3430 (struct fp16_format): Declare.
3431 (all_fp16_formats): Define.
3432 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
3434 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
3436 (arm_legitimate_index_p): Treat HFmode like HImode.
3437 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3438 (coproc_secondary_reload_class): Special-case HFmode.
3439 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3440 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3441 (arm_init_fp16_builtins): New.
3442 (arm_init_builtins): Call it.
3443 (arm_invalid_parameter_type): New.
3444 (arm_invalid_return_type): New.
3445 (arm_promoted_type): New.
3446 (arm_convert_to_type).
3447 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3449 (arm_emit_fp16_const): New function.
3450 (arm_mangle_type): Mangle __fp16 as "Dh".
3451 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3453 (TARGET_NEON_FP16): New.
3454 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3455 (enum fputype): Add FPUTYPE_NEON_FP16.
3456 (enum arm_fp16_format_type): Declare.
3457 (arm_fp16_format): Declare.
3458 (LARGEST_EXPONENT_IS_NORMAL): Define.
3459 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3460 * config/arm/arm-modes.def (HFmode): Define.
3461 * config/arm/vfp.md: (*movhf_vfp): New.
3464 * config/arm/arm.md: (fpu): Add neon_fp16.
3465 (floatsihf2, floatdihf2): New.
3466 (fix_trunchfsi2, fix_trunchfdi2): New.
3470 (*arm32_movhf): New.
3471 (*thumb1_movhf): New.
3472 (consttable_2): Add check for HFmode constants.
3473 (consttable_4): Handle HFmode constants.
3475 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3477 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3479 2009-06-17 Olivier Hainque <hainque@adacore.com>
3481 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3482 const char ** conversion in AIX specific section.
3484 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3486 * config/i386/i386.c (ix86_special_builtin_type): Remove
3487 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3488 (bdesc_special_args): Updated.
3489 (ix86_init_mmx_sse_builtins): Likewise.
3490 (ix86_expand_special_args_builtin): Likewise.
3492 2009-06-17 Richard Henderson <rth@redhat.com>
3494 * tree-pretty-print.c (maybe_dump_asm_name): New.
3495 (dump_decl_name): Use it.
3496 (PRINT_FUNCTION_NAME): Merge into...
3497 (dump_function_name): ... here. Use maybe_dump_asm_name.
3499 2009-06-17 Cary Coutant <ccoutant@google.com>
3501 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3503 * debug.c (struct gcc_debug_hooks): Change placeholder for
3505 (debug_nothing_int_charstar_int): Replaced by...
3506 (debug_nothing_int_charstar_int_bool): ...this.
3507 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3508 source_line prototype.
3509 (debug_nothing_int_charstar_int): Replaced by...
3510 (debug_nothing_int_charstar_int_bool): ...this.
3511 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3512 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3513 Output is_stmt operand when necessary.
3514 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3515 (notice_source_line): Add is_stmt parameter.
3516 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3517 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3519 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3520 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3522 2009-06-17 Ian Lance Taylor <iant@google.com>
3524 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3526 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3529 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3531 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3532 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3533 tree_strip_sign_nop_conversions and
3534 tree_ssa_strip_useless_type_conversions rather than stripping
3535 the operations here.
3536 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3538 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3539 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3540 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3541 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3544 2009-06-17 Michael Eager <eager@eagercon.com>
3546 * config/rs6000/constraints.md (register_constraint "d"): New.
3547 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3548 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3549 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3550 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3551 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3552 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3553 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3554 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3555 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3556 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3558 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3559 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3560 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3561 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3562 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3563 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3564 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3565 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3566 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3567 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3568 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3569 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3570 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3571 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3573 2009-06-16 Ian Lance Taylor <iant@google.com>
3575 * profile.c (total_num_never_executed): Don't define.
3576 (compute_branch_probabilities): Don't count or print
3578 (init_branch_prob): Don't set total_num_never_executed.
3579 (end_branch_prob): Don't print total_num_never_executed.
3581 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3583 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3585 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3587 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3588 (nabstd2_fpr): Same.
3590 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3592 * expr.c (expand_assignment): Change complex type check.
3594 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3596 * doc/plugins.texi (Building GCC plugins): Added new section.
3598 2009-06-17 Ian Lance Taylor <iant@google.com>
3600 * c-pch.c (get_ident): Don't set size of templ array.
3601 (pch_init): Don't set size of partial_pch array.
3603 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3604 string constant to intialize an array whose size is the length of
3607 2009-06-17 Richard Guenther <rguenther@suse.de>
3609 PR tree-optimization/40389
3610 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3611 to addressable types.
3612 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3614 2009-06-17 Richard Guenther <rguenther@suse.de>
3617 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3618 if there is no evolution of left in the loop bail out.
3619 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3620 chrec_fold_multiply.
3622 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3623 Janis Johnson <janis187@us.ibm.com>
3626 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3627 for the symbol ref of a constant that is the source of a move
3628 - nor for any other not-obvious-label-ref constants.
3630 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3632 * plugin.c (position_pass): Skip newly inserted pass during list
3633 traversal to avoid repeated insertion.
3635 2009-06-16 Ian Lance Taylor <iant@google.com>
3637 * vec.h (VEC_stack_alloc): Define different version if
3638 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3639 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3640 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3641 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3643 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3645 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3647 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3648 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3649 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3650 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3651 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3652 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3653 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3654 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3655 __builtin_ia32_rdtscp.
3656 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3657 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3658 and __builtin_ia32_rorhi.
3659 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3660 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3661 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3662 (ix86_expand_args_builtin): Likewise.
3663 (ix86_expand_special_args_builtin): Likewise.
3665 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3666 (UNSPECV_RDTSC): Likewise.
3667 (UNSPECV_RDPMC): Likewise.
3668 (*bsr): Renamed to ...
3670 (*bsr_rex64): Renamed to ...
3674 (*rdpmc_rex64): Likewise.
3677 (*rdtsc_rex64): Likewise.
3679 (*rdtscp): Likewise.
3680 (*rdtscp_rex64): Likewise.
3682 * config/i386/ia32intrin.h: New.
3684 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3686 2009-06-16 Ian Lance Taylor <iant@google.com>
3688 * ira-build.c (copy_info_to_removed_store_destinations):
3689 Initialize parent_a.
3691 2009-06-16 Ian Lance Taylor <iant@google.com>
3693 * c-decl.c (grokdeclarator): Change size_varies to bool.
3695 2009-06-16 Ian Lance Taylor <iant@google.com>
3697 * sel-sched.c: Make forward declarations of move_op_hooks and
3698 fur_hooks explicitly extern.
3700 2009-06-16 Ian Lance Taylor <iant@google.com>
3702 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3703 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3705 2009-06-16 Ian Lance Taylor <iant@google.com>
3707 * resource.c (mark_referenced_resources): Change
3708 include_delayed_effects parameter to bool. Change all callers.
3709 (mark_end_of_function_resources): Likewise.
3710 * reorg.c (insn_references_resource_p): Likewise.
3711 (insn_sets_resource_p): Likewise.
3712 * resource.h (mark_referenced_resources): Update declaration.
3713 (mark_end_of_function_resources): Update declaration.
3715 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3717 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3719 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3721 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3722 GCC can bootstrap on AIX with GNU Binutils 2.20.
3724 2009-06-16 Ian Lance Taylor <iant@google.com>
3726 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3728 2009-06-16 Ian Lance Taylor <iant@google.com>
3730 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3731 inline, not extern inline.
3732 (exact_log2): Likewise.
3733 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3735 (exact_log2): Likewise, but don't test CTZ_HWI.
3737 2009-06-16 Ian Lance Taylor <iant@google.com>
3739 * bitmap.c (bitmap_clear): Don't declare as inline.
3740 * gimple.c (gimplify_assign): Likewise.
3741 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3742 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3743 (sched_scan_info): Remove duplicate definition.
3745 2009-06-16 Ian Lance Taylor <iant@google.com>
3747 * c-common.c (skip_evaluation): Don't define.
3748 (c_inhibit_evaluation_warnings): Define global variable.
3749 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3750 than skip_evaluation.
3751 (convert_and_check, warn_for_div_by_zero): Likewise.
3752 * c-common.h (skip_evaluation): Don't declare.
3753 (c_inhibit_evaluation_warnings): Declare.
3754 * c-parser.c (c_parser_typeof_specifier): Set
3755 c_inhibit_evaluation_warnings rather than skip_evaluation.
3756 (c_parser_conditional_expression): Likewise.
3757 (c_parser_binary_expression): Likewise.
3758 (c_parser_sizeof_expression): Likewise.
3759 (c_parser_alignof_expression): Likewise.
3760 * c-typeck.c (build_indirect_ref): Check
3761 c_inhibit_evaluation_warnings rather than skip_evaluation.
3762 (build_conditional_expr, build_binary_op): Likewise.
3764 2009-06-16 Richard Guenther <rguenther@suse.de>
3766 * tree-ssa-alias.c (is_escape_site): Remove.
3767 * tree-ssa-alias.h (enum escape_type): Remove.
3768 (is_escape_site): Likewise.
3769 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3770 via casts and asms without deferring to is_escape_site.
3772 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3775 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3776 use gen_lowpart if op0 has complex mode.
3778 2009-06-16 Richard Guenther <rguenther@suse.de>
3780 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3781 variables add them to ESCAPED.
3782 (find_func_aliases): Do not make all indirectly stored values escaped.
3784 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3786 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3789 2009-06-16 Martin Jambor <mjambor@suse.cz>
3791 PR tree-optimization/40432
3792 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3793 check whether we need to force gimple register operand.
3795 2009-06-16 Martin Jambor <mjambor@suse.cz>
3797 PR tree-optimization/40413
3798 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3799 build_ref_for_offset.
3800 (propagate_subacesses_accross_link): Fix a typo in a comment.
3802 2009-06-16 Ira Rosen <irar@il.ibm.com>
3804 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3805 with additional parameter.
3806 * tree-vectorizer.h (enum vect_def_type): Add new value
3808 (enum vect_relevant): Add comments.
3809 (vect_is_simple_reduction): Add new argument.
3810 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3811 Detect nested cycles.
3812 (vect_is_simple_reduction): Update documentation, add an argument to
3813 distinguish inner-loop reduction from nested cycle, detect nested
3814 cycles, fix printings and indentation, don't swap operands in case
3816 (get_initial_def_for_reduction): Handle subtraction.
3817 (vect_create_epilog_for_reduction): Add new argument to specify
3819 (vect_finalize_reduction): Handle subtraction, fix comments.
3820 (vectorizable_reduction): Handle nested cycles. In case of nested
3821 cycle keep track of the reduction variable position. Call
3822 vect_is_simple_reduction with additional parameter. Use original
3823 statement code in reduction epilogue for nested cycle. Call
3824 vect_create_epilog_for_reduction with additional parameter.
3825 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3826 inner-loop vectorization.
3827 (vect_recog_widen_sum_pattern): Likewise.
3828 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3830 (vect_mark_stmts_to_be_vectorized): Likewise.
3831 (vect_get_vec_def_for_operand): Handle nested cycles.
3833 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3835 * doc/invoke.texi (Debugging Options): Fix option index entries
3836 for -fdump-statistics, -frandom-seed add entries for
3837 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3838 (FRV Options): Fix entries for -mTLS, -mtls.
3839 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3840 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3841 (M68hc1x Options): Fix @itemx for -mnominmax.
3842 (MCore Options): Fix entry for -mno-lsim.
3843 (MMIX Options): Fix entry for -mabi=mmixware.
3844 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3846 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3848 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3849 Mention the plugin mode of gengtype.
3850 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3851 * gengtype.c: Updated copyright.
3852 (plugin_files, nb_plugin_files) Added new static variables.
3853 (measure_input_list) Care about plugin_files.
3854 (write_rtx_next): Added early return in plugin mode.
3855 (create_file): Updated copyright year in generated file. Added
3857 (oprintf): Added early return if NULL outf.
3858 (get_output_file_with_visibility): Care of plugin_files.
3859 (get_output_file_name): May return null.
3860 (write_local): Added early return.
3861 (put_mangled_filename): Ditto.
3862 (finish_root_table): Added check for base_files.
3863 (write_roots): Care about null when plugins.
3864 (main): Added plugin mode.
3866 2009-06-15 Ian Lance Taylor <iant@google.com>
3868 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3869 * gcov.c (read_count_file): Add braces around variables declared
3872 * c.opt (Wjump-misses-init): New warning.
3873 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3874 -Wall and -Wc++-compat if not already set.
3875 (c_common_post_options): Clear warn_jump_misses_init if it was not
3877 * c-decl.c (struct c_binding): Change type field to a union with
3878 new label field. Make it the first field in the struct. Update
3879 references to type to use u.type instead.
3880 (struct c_spot_bindings): Define.
3881 (struct c_goto_bindings): Define.
3882 (c_goto_bindings_p): Define, along with VECs.
3883 (struct c_label_vars): Define.
3884 (struct c_scope): Add has_label_bindings field.
3885 (bind_label, set_spot_bindings): New static functions.
3886 (decl_jump_unsafe, update_spot_bindings): New static functions.
3887 (update_label_decls): New static function.
3888 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3889 Update binding u.label field to shadowed field.
3890 (c_binding_start_stmt_expr): New function.
3891 (c_binding_end_stmt_expr): New function.
3892 (pushdecl): Don't call c_begin_vm_scope.
3893 (make_label): Add defining and p_label_vars parameters. Change
3895 (lookup_label): Correct test for whether a label has not yet been
3896 defined. Call bind_label rather than bind.
3897 (warn_about_goto): New static function.
3898 (lookup_label_for_goto): New function.
3899 (declare_label): Call bind_label rather than bind.
3900 (check_earlier_gotos): New static function.
3901 (define_label): Don't give errors about jumping into statement
3902 expressions or scopes of variably modified types. Call
3903 set_spot_bindings and check_earlier_gotos. Call bind_label
3904 instead of bind. Don't set label_context_stack_se or
3905 label_context_stack_vm.
3906 (c_get_switch_bindings): New function.
3907 (c_release_switch_bindings): New function.
3908 (c_check_switch_jump_warnings): New function.
3909 (start_function): Don't set label_context_stack_se or
3910 label_context_stack_vm.
3911 (finish_function): Likewise.
3912 * c-typeck.c (label_context_stack_se): Don't define.
3913 (label_context_stack_vm): Don't define.
3914 (c_finish_goto_label): Call lookup_label_for_goto rather than
3915 lookup_label. Don't give errors about jumping into a statement
3916 expression or the scope of a variably modified type. Don't set
3917 label_context_stack_se or label_context_stack_vm.
3918 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3919 fields. Add bindings field.
3920 (c_start_case): Don't set deleted fields. Set bindings field.
3921 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3922 or blocked_vm. Call c_check_switch_jump_warnings.
3923 (c_finish_case): Don't test blocked_stmt_expr field. Call
3924 c_release_switch_bindings.
3925 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3926 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3927 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3928 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3929 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3930 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3931 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3932 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3933 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3934 (C_DECL_UNJUMPABLE_VM): Don't define.
3935 (C_DECL_UNDEFINABLE_VM): Don't define.
3936 (struct c_label_list): Don't define.
3937 (struct c_label_context_se): Don't define.
3938 (struct c_label_context_vm): Don't define.
3939 (struct c_spot_bindings): Declare.
3940 (c_bindings_start_stmt_expr): Declare.
3941 (c_bindings_end_stmt_expr): Declare.
3942 (lookup_label_for_goto): Declare.
3943 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3944 (c_check_switch_jump_warnings): Declare.
3945 (label_context_stack_se, label_context_stack_vm): Don't declare.
3946 (c_finish_goto_label): Update declaration.
3947 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3948 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3949 (Warning Options): Document -Wjump-misses-init.
3951 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3953 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3956 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3958 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3960 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3962 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3964 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3966 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3968 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3970 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3971 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3972 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3973 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3974 * dwarf2asm.c (dw2_force_const_mem): Update call to
3976 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3977 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3978 * langhooks.c (lhd_comdat_group): Remove.
3979 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3980 * tree.h (DECL_COMDAT_GROUP): New.
3981 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3982 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3983 (make_decl_one_only): Change signature.
3984 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3986 (make_decl_one_only): Change signature.
3987 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3989 2009-06-15 Richard Guenther <rguenther@suse.de>
3992 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3994 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3996 * tree-ssa-math-opts.c: Remove extra divide.
3998 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4000 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
4002 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4004 * passes.c: Add bswap pass.
4005 * tree-pass.h: Add pass_optimize_bswap declaration.
4006 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
4007 Include rtl.h, expr.h and optabs.h for optab_handler check.
4008 (struct symbolic_number, pass_optimize_bswap): New definition.
4009 (do_shift_rotate, verify_symbolic_number_p): New functions.
4010 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
4011 (gate_optimize_bswap): New function.
4012 * tree.c (widest_int_cst_value): New function.
4013 * tree.h (widest_int_cst_value): Prototype added.
4015 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
4017 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
4018 REG_EQUAL/REG_EQUIV notes.
4020 2009-06-14 Richard Guenther <rguenther@suse.de>
4023 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
4024 has its address taken if NRV was applied and it is addressable.
4025 * tree-ssa-structalias.c (get_constraint_for_address_of): New
4026 function split out from ...
4027 (get_constraint_for_1): ... here.
4028 (handle_rhs_call): Use it to mark the return slot escaped if
4029 it is addressable and NRV was applied.
4031 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4033 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
4034 Change first argument type to location_t.
4035 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
4036 Do not set input_location.
4037 Use loc instead of input_location throughout.
4039 2009-06-13 Richard Guenther <rguenther@suse.de>
4041 PR tree-optimization/40421
4042 * tree-predcom.c (should_unroll_loop_p): Remove.
4043 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
4045 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4047 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4048 Add location argument.
4050 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4052 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
4054 * config/s390/s390.c (s390_build_builtin_va_list): Same.
4055 (s390_gimplify_va_arg): Pass location to create_artificial_label.
4056 * config/spu/spu-protos.h: Add location to
4057 spu_resolve_overloaded_builtin.
4058 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
4059 spu_build_builtin_va_list.
4060 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
4061 argument. Pass location to build_function_call_vec.
4062 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
4064 (emit_fpu_switch): Same.
4065 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
4066 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
4067 to build_decl and create_artificial_label.
4068 (xtensa_gimplify_va_arg_expr): Same.
4069 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
4070 (xstormy16_gimplify_va_arg_expr): Same.
4071 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
4072 * config/arm/arm.c (arm_build_builtin_va_list): Same.
4073 * config/mips/mips.c (mips_build_builtin_va_list): Same.
4074 (mips16_build_function_stub): Same.
4075 (mips16_build_call_stub): Same.
4077 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
4080 * arm/constraints.md (Pa, Pb): New constraints.
4081 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
4082 split pattern to deal with them.
4084 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
4086 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
4087 fix index entry for -Xpreprocessor.
4089 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4091 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4092 Add location argument to build_decl call.
4093 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
4094 (rs6000_init_builtins): Same.
4095 (spe_init_builtins): Same.
4096 (rs6000_gimplify_va_arg): Add location argument to
4097 create_artificial_label call.
4099 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
4101 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
4102 * combine-stack-adj.c (pass_stack_adjustments): Use it.
4103 * Makefile.in: Fix GGC dependency for gcse.o.
4105 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4107 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
4108 * gimple-pretty-print.c (dump_gimple_stmt): Same.
4109 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
4111 * c-parser.c (c_parser_binary_expression): Use current column while
4112 building binary operations.
4113 * common.opt (fshow-column): Enable by default.
4114 * tree-vrp.c (check_array_ref): Use warning_at.
4115 (check_array_bounds): Use location from call back if expr has no
4117 * tree.h: Add location argument to maybe_fold_*.
4118 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
4119 (maybe_fold_offset_to_array_ref): Add location argument and use it.
4120 (maybe_fold_offset_to_component_ref): Same.
4121 (maybe_fold_offset_to_reference): Same.
4122 (maybe_fold_offset_to_address): Same.
4123 (maybe_fold_stmt_indirect): Same.
4124 (maybe_fold_stmt_addition): Same.
4125 (fold_stmt_r): Pass location to maybe_fold_*.
4126 (fold_gimple_assign): Same.
4127 * c-tree.h: Add location argument to finish_decl,
4128 default_function_array_conversion, store_init_value.
4129 * c-decl.c (define_label): Use error_at.
4130 (c_make_fname_decl): Pass location to finish_decl.
4131 (finish_decl): New location argument.
4132 (build_compound_literal): Pass location to store_init_value.
4133 (grokdeclarator): Pass location to finish_decl.
4135 * c-typeck.c (array_to_pointer_conversion): New location argument.
4136 (function_to_pointer_conversion): Same.
4137 (default_function_array_conversion): Same.
4138 (parser_build_unary_op): Pass location to overflow_warning.
4139 (parser_build_binary_op): Same. Use warning_at.
4140 (build_unary_op): Pass location to array_to_pointer_conversion.
4141 (build_c_cast): Pass location to digest_init.
4142 (build_modify_expr): New location argument.
4143 (convert_for_assignment): Same.
4144 (store_init_value): Same.
4145 (digest_init): Same.
4146 (output_init_element): Pass location to digest_init and
4147 array_to_pointer_conversion.
4148 (c_finish_return): Pass location to convert_for_assignment.
4149 * gimplify.c (gimplify_conversion): Pass location to
4150 maybe_fold_offset_to_address.
4151 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
4152 to maybe_fold_stmt_addition.
4153 * c-omp.c (c_finish_omp_atomic): Pass new location to
4155 (c_finish_omp_for): Same.
4156 * c-common.c (overflow_warning): New argument.
4157 * c-common.h: New argument to build_modify_expr, overflow_warning.
4158 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
4160 (c_parser_initializer): Pass location to
4161 default_function_array_conversion.
4162 (c_parser_initelt): Same.
4163 (c_parser_initval): Same.
4164 (c_parser_asm_operands): Same.
4165 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
4166 (c_parser_conditional_expression): Same.
4167 (c_parser_binary_expression): Add location info to stack. Use it.
4168 (c_parser_unary_expression): Pass location to
4169 default_function_array_conversion, parser_build_unary_op,
4170 build_indirect_ref, c_parser_postfix_expression_after_primary.
4171 (c_parser_postfix_expression_after_primary): New location argument.
4173 (c_parser_expression_conv): Pass location to
4174 default_function_array_conversion.
4175 (c_parser_expr_list): Same.
4176 (c_parser_omp_atomic): Same.
4177 (c_parser_omp_for_loop): Same.
4178 * c-tree.h: (struct c_declarator): Add comment to id_loc.
4179 (build_array_declarator): New argument.
4180 * c-decl.c (build_array_declarator): Add location argument.
4181 (grokdeclarator): Set id_loc for cdk_array.
4182 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
4183 build_array_declarator.
4184 * tree.c (build_omp_clause): Add location argument.
4185 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
4186 (OMP_CLAUSE_LOCATION): New macro.
4187 (struct tree_omp_clause): Add location field.
4188 (build_omp_clause): Add argument.
4189 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
4190 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
4192 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
4193 (cp_parser_omp_clause_collapse): Same.
4194 (cp_parser_omp_clause_default): Same.
4195 (cp_parser_omp_clause_if): Same.
4196 (cp_parser_omp_clause_nowait): Same.
4197 (cp_parser_omp_clause_num_threads): Same.
4198 (cp_parser_omp_clause_ordered): Same.
4199 (cp_parser_omp_clause_schedule): Same.
4200 (cp_parser_omp_clause_untied): Same.
4201 (cp_parser_omp_for_loop): Same.
4202 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4203 * c-tree.h (c_start_case): Add location argument.
4204 (c_process_expr_stmt): Same.
4205 (c_finish_goto_*): Same.
4206 * tree-parloops.c (initialize_reductions): Pass location to
4208 (create_parallel_loop): Same.
4209 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
4210 (gfc_trans_omp_reduction_list): Same.
4211 (gfc_trans_omp_clauses): Same.
4212 (gfc_trans_omp_do): Same.
4213 * c-typeck.c (c_finish_goto_label): Same.
4214 (c_finish_goto_ptr): New location argument.
4215 (c_start_case): Same.
4216 (emit_side_effect_warnings): Same.
4217 (c_process_expr_stmt): Same.
4218 (c_finish_stmt_expr): Same.
4219 (c_finish_omp_clauses): Use error_at instead of error.
4220 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4222 * c-omp.c (c_split_parallel_clauses): New location argument.
4223 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4224 to build_omp_clause.
4225 (convert_local_reference_stmt): Same.
4226 (convert_gimple_call): Same.
4227 * c-common.h (c_split_parallel_clauses): New argument.
4228 * c-parser.c (c_parser_statement_after_labels): Pass location to
4229 c_finish_goto_label.
4230 (c_parser_switch_statement): Pass location to c_start_case.
4231 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4232 and c_process_expr_stmt.
4233 (c_parser_omp_variable_list): Add location argument.
4234 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4235 (c_parser_omp_clause_default): Same.
4236 (c_parser_omp_clause_if): Same.
4237 (c_parser_omp_clause_num_threads): Same.
4238 (-c_parser_omp_clause_ordered): Same.
4239 (c_parser_omp_clause_reduction): Pass location to
4240 c_parser_omp_variable_list.
4241 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4242 (c_parser_omp_clause_untied): Same.
4243 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4244 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4246 * c-tree.h (check_for_loop_decls, undeclared_variable,
4247 build_component_ref, build_array_ref, build_external_ref,
4248 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4249 build_conditional_expr, build_compound_expr, c_cast_expr,
4250 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4251 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4253 * c-semantics.c (build_stmt): Same.
4254 (build_case_label): Same.
4255 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4256 (undeclared_variable): New argument.
4258 (lookup_label): Pass location on down.
4259 (define_label): Same.
4260 (finish_decl): Same.
4261 (build_compound_literal): Same.
4262 (finish_struct): Same.
4263 (finish_function): Do not set location here.
4264 (check_for_loop_decls): New argument.
4265 * tree.c (save_expr): Set location.
4266 (build_empty_stmt): New argument.
4267 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4268 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4269 * builtins.c (gimplify_va_arg_expr): Use locations.
4270 (expand_builtin_sync_operation): Same.
4271 * c-typeck.c (build_component_ref): New argument.
4272 (build_array_ref): Same.
4273 (build_external_ref): Same.
4274 (c_expr_sizeof_expr): Same.
4275 (c_expr_sizeof_type): Same.
4276 (parser_build_unary_op): Same.
4277 (build_conditional_expr): Same.
4278 (build_compound_expr): Pass location on down.
4279 (build_compound_expr): New argument.
4280 (build_c_cast): Same.
4281 (c_cast_expr): Same.
4282 (build_asm_expr): Same.
4283 (c_finish_return): Same.
4284 (c_process_expr_stmt): Pass location on down.
4285 (c_finish_stmt_expr): New argument.
4286 (push_clenaup): Same.
4287 (c_finish_omp_parallel): Same.
4288 (c_finish_omp_task): Same.
4289 * gimplify.c (gimplify_call_expr): Pass location on down.
4290 * c-omp.c (c_finish_omp_master): New argument.
4291 (c_finish_omp_critical): Same.
4292 (c_finish_omp_ordered): Same.
4293 (c_finish_omp_barrier): Same.
4294 (-c_finish_omp_taskwait): Same.
4295 (c_finish_omp_atomic): Same.
4296 (c_finish_omp_flush): Same.
4297 * tree-inline.c (copy_tree_body_r): Pass location on down.
4298 (inline_forbidden_p): Remove use of input_location.
4299 * c-gimplify.c (c_build_bind_expr): New argument.
4300 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
4301 (c_sizeof_or_alignof_type): New argument.
4302 (c_alignof_expr): Same.
4303 (build_va_arg): Same.
4304 (c_add_case_label): Same.
4305 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
4306 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
4307 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
4308 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
4309 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
4310 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
4312 * stub-objc.c (objc_build_selector_expr): Same.
4313 (objc_build_throw_stmt): Same.
4314 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
4315 (c_parser_initelt): Same.
4316 (c_parser_compound_statement): Same.
4317 (c_parser_compound_statement_nostart): Same.
4318 (c_parser_label): Same.
4319 (c_parser_statement_after_labels): Same.
4320 (c_parser_if_body): Same.
4321 (c_parser_else_body): Same.
4322 (c_parser_if_statement): Same.
4323 (c_parser_switch_statement): Same.
4324 (c_parser_while_statement): Same.
4325 (c_parser_do_statement): Same.
4326 (c_parser_for_statement): Same.
4327 (c_parser_asm_statement): Same.
4328 (c_parser_conditional_expression): Same.
4329 (c_parser_binary_expression): Same.
4330 (c_parser_cast_expression): Same.
4331 (c_parser_unary_expression): Same.
4332 (c_parser_sizeof_expression): Same.
4333 (c_parser_alignof_expression): Same.
4334 (c_parser_postfix_expression): Same.
4335 (c_parser_expression): Same.
4336 (c_parser_objc_receiver): Same.
4337 (c_parser_omp_variable_list): Same.
4338 (c_parser_omp_structured_block): Same.
4339 (c_parser_omp_atomic): New argument.
4340 (c_parser_omp_barrier): Same.
4341 (c_parser_omp_critical): Same.
4342 (c_parser_omp_flush): Pass location on down.
4343 (c_parser_omp_for_loop): New argument.
4344 (c_parser_omp_for): Same.
4345 (c_parser_omp_master): Same.
4346 (c_parser_omp_ordered): Same.
4347 (c_parser_omp_sections_scope): Same.
4348 (c_parser_omp_sections): Same.
4349 (c_parser_omp_parallel): Same.
4350 (c_parser_omp_single): Same.
4351 (c_parser_omp_task): Same.
4352 (c_parser_omp_taskwait): Pass location on down.
4353 (c_parser_omp_construct): Same.
4354 (c_parser_omp_threadprivate): Same.
4355 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
4356 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
4357 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
4358 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
4359 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
4360 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
4361 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
4362 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
4363 config/i386/i386.c, stmt.c:
4364 Add location argument to the following function definitions and/or
4365 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
4366 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
4367 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
4368 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
4369 do_case, c_finish_bc_stmt, build_compound_literal,
4370 build_function_call.
4371 * c-decl.c (build_compound_literal): Add location argument.
4372 Make all diagnostic calls use location.
4373 (start_struct): Same.
4374 (finish_struct): Same.
4376 (build_enumerator): Same.
4377 (start_function): Same.
4378 (grokdeclarator): Make all diagnostic calls use location.
4379 (store_parm_decls_oldstyle): Same.
4380 * c-typeck.c (build_function_call): Add location argument.
4381 Make all diagnostic calls use location.
4383 (c_finish_bc_stmt): Same.
4384 * tree-nested.c (get_trampoline_type): Add argument.
4385 Pass location to build_decl.
4386 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
4387 * rtl.h (RTL_LOCATION): New.
4388 * c-common.c (c_add_case_label): Add location argument.
4389 Make all diagnostic calls use location.
4390 * c-common.h: Add location argument to make_fname_decl, do_case,
4391 c_add_case_label, build_function_call, resolve_overloaded_builtin.
4392 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
4393 Set it appropriately for every case. Pass enum_loc to start_enum
4394 call. Pass value_loc first to build_enumerator. Pass enum_loc to
4396 (c_parser_struct_or_union_specifier): Save location. Use it for
4397 start_struct, finish_struct, and parser_xref_tag.
4399 2009-06-12 Ian Lance Taylor <iant@google.com>
4401 * fold-const.c (fold_unary): Rename local variable and to and_expr.
4403 * c-opts.c (c_common_handle_option): For -Wc++-compat set
4404 cpp_opts->warn_cxx_operator_names.
4406 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4409 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
4410 is returns NULL and OP is a VCE, look through the VCE.
4412 2009-06-12 Ian Lance Taylor <iant@google.com>
4415 * collect2.c (main): Use CONST_CAST2 in code inside #if
4416 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
4418 2009-06-12 Joey Ye <joey.ye@intel.com>
4421 * cfgexpand.c (get_decl_align_unit): Update
4422 max_used_stack_slot_alignment with align instead of
4423 stack_alignment_needed.
4425 * function.c (assign_stack_local_1): Update
4426 max_used_stack_slot_alignment with alignment_in_bits instead
4427 of stack_alignment_needed.
4428 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
4431 2009-06-12 Jakub Jelinek <jakub@redhat.com>
4433 * dwarf2out.c (last_var_location_insn): New variable.
4434 (dwarf2out_end_epilogue): Clear last_var_location_insn.
4435 (dwarf2out_var_location): Don't record anything after last real
4436 insn. Only change labels if there were any real instructions
4437 in between last note and this one, or if changed sections.
4439 2009-06-11 Richard Henderson <rth@redhat.com>
4441 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4442 note when storing the frame pointer in a register.
4443 (FRP): Don't redefine to nothing for epilogue.
4444 (alpha_expand_epilogue): Mark register and sp restores.
4445 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4447 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4448 when gen_lowpart is needed.
4450 2009-06-11 Richard Henderson <rth@redhat.com>
4452 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4454 * dwarf2out.c (need_data_align_sf_opcode): New.
4455 (div_data_align): Move earlier.
4456 (def_cfa_1, reg_save): Use it.
4458 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4460 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4461 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4462 (ix86_handle_option): Handle OPT_mcrc32.
4463 (ix86_target_string): Add -mcrc32.
4464 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4466 * config/i386/i386.h (TARGET_CRC32): New.
4468 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4469 (sse4_2_crc32di): Likewise.
4471 * config/i386/i386.opt (mcrc32): New.
4473 * doc/invoke.texi: Document -mcrc32.
4475 2009-06-11 Richard Henderson <rth@redhat.com>
4477 * common.opt (gdwarf-): Accept a version number.
4478 * doc/invoke.texi (gdwarf-): Update docs.
4479 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4480 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4481 version level, and record it.
4483 * dwarf2.h (DW_CIE_VERSION): Remove.
4484 * dwarf2out.c (DWARF_VERSION): Remove.
4485 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4486 (output_call_frame_info): Use CIE version 3 for dwarf3,
4487 or if the return register column is out of range for version 1.
4488 (dwarf_stack_op_name): Add all dwarf3 values.
4489 (DEBUG_PUBTYPES_SECTION): New.
4490 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4491 encoding change for dwarf3.
4492 (output_die) [dw_val_class_die_ref]: Likewise.
4493 (output_compilation_unit_header): Emit correct version for dwarf3.
4494 (output_line_info): Likewise.
4495 (output_pubnames): Update for DWARF_VERSION removal.
4496 (output_aranges): Likewise.
4497 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4498 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4499 (dwarf2out_finish): Likewise.
4501 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4503 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4506 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4509 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4510 * builtins.c (expand_builtin_unreachable): New function.
4511 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4512 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4513 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4515 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4516 searching for missing barriers.
4518 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4520 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4521 when -fprofile-generate* was passed.
4522 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4524 2009-06-11 Anthony Green <green@moxielogic.com>
4526 * config/moxie/moxie.md: Define length attribute for all instructions.
4528 (*b<cond:code>): Support limited branch ranges for new PC-relative
4529 branch instructions.
4530 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4532 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4534 * config/i386/i386.c (min_insn_size): Use get_attr_length
4535 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4538 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4539 instead of emit_insn_before.
4541 2009-06-10 Ian Lance Taylor <iant@google.com>
4544 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4547 2009-06-10 Revital Eres <eres@il.ibm.com>
4549 * passes.c (init_optimization_passes): Reschedule
4550 predictive-commoning pass before complete unroll pass.
4552 2009-06-10 Martin Jambor <mjambor@suse.cz>
4554 * cgraph.c (cgraph_node_can_be_local_p): New function.
4555 (cgraph_make_node_local): New function.
4556 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4557 (cgraph_make_node_local): Declare.
4559 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4561 * tree.h (tree_base): Add packed_flag and user_align fields.
4562 Decrease size of spare field.
4563 (TYPE_USER_ALIGN): Use user_align from tree_base.
4564 (DECL_USER_ALIGN): Likewise.
4565 (TYPE_PACKED): Use packed_flag from tree_base.
4566 (DECL_PACKED): Likewise.
4567 (tree_type): Delete packed_flag and user_align fields. Widen
4568 precision field. Widen mode field and shuffle fields to align
4569 mode on an 8-bit boundary.
4570 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4571 Renumber decl_flag_* fields. Fix comments. Widen
4572 decl_common_unused field.
4573 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4574 (DECL_EXTERNAL): Likewise.
4575 (DECL_BIT_FIELD): Likewise.
4576 (DECL_NONADDRESSABLE_P): Likewise.
4577 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4578 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4580 2009-06-10 Ian Lance Taylor <iant@google.com>
4582 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4583 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4584 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4585 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4586 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4587 DEF_VEC_ALLOC_FUNC_P.
4588 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4589 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4590 DEF_VEC_ALLOC_FUNC_O.
4591 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4592 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4593 DEF_VEC_ALLOC_FUNC_I.
4594 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4595 (vec_stack_p_reserve_exact_1): Declare.
4596 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4597 (vec_stack_free): Declare.
4598 (VEC_stack_alloc): Define.
4599 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4600 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4601 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4602 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4604 (stack_vecs): New static variable.
4605 (vec_stack_p_reserve_exact_1): New function.
4606 (vec_stack_o_reserve_1): New static function.
4607 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4608 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4609 (vec_stack_free): New function.
4610 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4611 (VEC_df_ref_stack_alloc): Define.
4612 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4613 DEF_VEC_ALLOC_P_STACK.
4614 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4615 (struct df_collection_rec): Change _vec fields to VEC. Remove
4617 (df_free_collection_rec): Adjust for new fields.
4618 (df_insn_rescan): Use new df_collection_rec fields.
4619 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4620 (df_ref_create_structure, df_ref_record): Likewise.
4621 (df_get_conditional_uses, df_get_call_refs): Likewise.
4622 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4623 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4624 (df_record_exit_block_uses, df_bb_verify): Likewise.
4625 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4626 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4627 Remove count parameter. Change return type to void. Change all
4629 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4630 Remove count parameter. Change return type to void. Change all
4632 (df_install_refs): Change old_vec parameter to VEC. Remove count
4633 parameter. Change all callers.
4634 (df_install_mws): Change old_vec parameter to VEC. Remove count
4635 parameter. Change all callers.
4636 (df_refs_verify): Change new_rec parameter to VEC. Change call
4638 (df_mws_verify): Likewise.
4640 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4642 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4644 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4646 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4648 2009-06-10 Anthony Green <green@moxielogic.com>
4650 * config/moxie/crti.asm: New file.
4651 * config/moxie/crtn.asm: New file.
4652 * config/moxie/moxie.c: New file.
4653 * config/moxie/moxie.h: New file.
4654 * config/moxie/sfp-machine.h: New file.
4655 * config/moxie/moxie-protos.h: New file.
4656 * config/moxie/t-moxie: Created.
4657 * config/moxie/t-moxie-softfp: Created.
4658 * config/moxie/moxie.md: Created.
4659 * config/moxie/constraints.md: Created.
4660 * config.gcc: Add moxie support.
4661 * doc/md.texi (Machine Constraints): Add moxie constraints.
4662 * doc/contrib.texi (Contributors): Mention moxie port.
4663 * doc/install.texi (Specific): Mention the moxie port.
4665 2009-06-09 Ian Lance Taylor <iant@google.com>
4667 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4669 * optabs.c (optab_table): Only use designated initializers if
4670 HAVE_DESIGNATED_INITIALIZERS is defined.
4671 (convert_optab_table): Likewise.
4672 (init_optabs): Always call init_insn_codes if
4673 HAVE_DESIGNATED_INITIALIZERS is not defined.
4675 2009-06-09 Ian Lance Taylor <iant@google.com>
4677 * targhooks.c (default_builtin_vectorized_function): Change fn
4678 parameter to unsigned int.
4679 (default_builtin_vectorized_conversion): Change code parameter to
4681 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4682 * targhooks.h: Update declarations.
4683 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4684 parameter to unsigned int.
4686 * c-typeck.c (comptypes_check_enum_int): New static function.
4687 (comptypes_internal): Add enum_and_int_p parameter. Change all
4689 (comp_target_types): Add location parameter. Change all callers.
4690 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4692 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4693 (build_conditional_expr): Add colon_loc parameter. Change all
4695 (convert_for_assignment): Add location parameter. Change all callers.
4696 * c-parser.c (c_parser_conditional_expression): Pass location of
4697 colon to build_conditional_expr.
4698 * c-tree.h (build_conditional_expr): Update declaration.
4700 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4702 * graphite.c: Revert previous patch.
4704 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4707 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4709 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4711 * tree-ssa-loop-prefetch.c
4712 (loop_prefetch_arrays): Fixed a portability problem in printf format
4715 2009-06-09 Martin Jambor <mjambor@suse.cz>
4717 PR tree-optimization/40351
4718 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4719 refrence to a potential artifical subaccess can be constructed.
4721 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4723 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4724 (sh_override_options): Likewise.
4725 * config/sh/sh.c: Include params.h.
4726 (sh_optimization_options): New.
4727 (sh_override_options): Likewise.
4728 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4729 (OVERRIDE_OPTIONS): Use sh_override_options.
4731 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4733 * dwarf2out.c (emit_cfa_remember): New variable.
4734 (add_fde_cfi): If emit_cfa_remember, recurse to add
4735 DW_CFA_remember_state first.
4736 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4737 instead just set emit_cfa_remember.
4739 2009-06-08 Jan Hubicka <jh@suse.cz>
4742 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4744 2009-06-08 Jan Hubicka <jh@suse.cz>
4747 * cgraphunit.c (save_inline_function_body): Do not copy transform
4748 hooks for saved inline bodies.
4749 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4752 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4754 * jump.c (returnjump_p): Handle delayed branches. Add missing
4757 2009-06-08 Jan Hubicka <jh@suse.cz>
4760 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4761 original node might've been modified.
4762 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4764 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4766 * tree-object-size.c (addr_object_size): Add OSI argument.
4767 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4768 (compute_builtin_object_size, expr_object_size): Adjust callers.
4769 (plus_stmt_object_size): Call addr_object_size instead of
4770 compute_builtin_object_size.
4772 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4773 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4775 * tree-ssa-loop-prefetch.c
4776 (gather_memory_references): Introduced a counter for the number of
4778 (anything_to_prefetch_p): Introduced a counter for the number of
4780 (is_loop_prefetching_profitable): New function with a cost model
4782 (loop_prefetch_arrays): Use the new cost model to determine if
4783 prefetching is profitable.
4784 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4785 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4786 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4787 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4788 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4789 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4791 2009-06-08 Michael Matz <matz@suse.de>
4794 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4795 partitions use the same.
4796 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4797 for basevars of SSA_NAMEs.
4798 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4799 to not expand them twice.
4800 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4803 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4805 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4806 (fdump-final-insns=, gtoggle): New.
4807 * doc/invoke.texi: Document them.
4808 * final.c (rest_of_clean_state): Dump final insn stream.
4809 * gcc.c (invoke_as): Hook in -fcompare-debug.
4810 (static_spec_functions): Add compare-debug-dump-opt,
4811 compare-debug-self-opt and compare-debug-auxbase-opt.
4812 (compare_debug, compare_debug_second, compare_debug_opt): New.
4813 (switches_debug_check, n_switches_debug_check): New.
4814 (debug_auxbase_opt, debug_check_temp_file): New.
4815 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4817 (do_self_spec): Handle arguments after switches.
4818 (do_spec_1): Add .gk extension to temp file basenames for compare.
4819 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4820 (cc1_options): Use it instead of normal auxbase computation for
4821 the second compare-debug compilation.
4822 (compare_files): New.
4823 (main): Set up and implement compare debug mode.
4824 (compare_debug_dump_opt_spec_function): New.
4825 (compare_debug_self_opt_spec_function): New.
4826 (compare_debug_auxbase_opt_spec_function): New.
4827 * toplev.c (process_options): Handle flag_gtoggle,
4828 flag_dump_final_insns.
4829 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4830 during -fcompare-debug-second compilation.
4832 2009-06-07 Ian Lance Taylor <iant@google.com>
4834 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4835 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4837 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4838 with no default node. Change warning with %H to warning_at.
4839 Don't clear warn_switch around case checking.
4840 * doc/invoke.texi (Warning Options): Clarify distinction between
4841 -Wswitch and -Wswitch-enum.
4843 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4845 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4847 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4849 * gbl-ctors.h: Add header guard.
4851 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4853 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4854 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4855 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4856 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4857 prototypes for removed functions.
4858 (expressions_equal_p): Move to ...
4859 * tree-ssa-sccvn.h: ... here and ...
4860 * matrix-reorg.c: ... adjust includes.
4862 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4864 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4866 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4868 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4869 (finish_function): Remove erroneous whitespace.
4871 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4873 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4874 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4876 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4878 * errors.c (internal_error): Commentary typo fix.
4879 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4880 * tree-ssa-pre.c: Ditto.
4882 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4884 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4885 them is supposed to hold actual statements.
4887 2009-06-06 Ian Lance Taylor <iant@google.com>
4889 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4890 empty statements can now have attributes.
4892 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4894 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4895 * config/mips/mips.md: Ditto.
4897 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4899 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4901 (__eabi_uconvert): Likewise.
4903 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4905 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4906 CFI_* definitions with IN_GCC.
4908 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4910 * xcoffout.h (xcoffout_source_line): Update prototype.
4912 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4914 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4915 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4917 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4920 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4921 inlined_function_outer_scope_p blocks for artificial inlines
4923 * tree.c (tree_nonartificial_location): Rewrite using
4924 block_nonartificial_location.
4926 2009-06-05 Revital Eres <eres@il.ibm.com>
4927 Leehod Baruch <leehod@il.ibm.com>
4929 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4930 (expand_expr_real_1): Remove comment.
4931 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4932 Vectorize misaligned access when the target supports it.
4933 (vect_supportable_dr_alignment): Check for unaligned access support.
4934 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4937 2009-06-05 Julian Brown <julian@codesourcery.com>
4939 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4940 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4942 2009-06-05 Richard Guenther <rguenther@suse.de>
4945 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4948 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4950 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4951 (save_gprs): Don't tell unwinder when a global register is saved.
4952 (s390_emit_epilogue): Emit needed epilogue unwind info.
4954 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4956 * dwarf2out.c (deferred_asm_name): New.
4957 (add_name_and_src_coords_attributes): Defer creation of
4958 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4960 (move_linkage_attr): New.
4961 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4964 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4966 * tree-nested.c (finalize_nesting_tree_1): Declare the
4967 frame_decl in the binding tree.
4969 2009-06-04 Cary Coutant <ccoutant@google.com>
4971 * basic-block.h (struct basic_block_def): Add discriminator field.
4972 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4974 * debug.c (do_nothing_debug_hooks): Add additional entry.
4975 (debug_nothing_int_charstar_int): New function.
4976 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4977 (debug_nothing_int_charstar_int): New declaration.
4978 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4979 discriminator value in .loc directive.
4980 * final.c (last_discriminator): New variable.
4981 (discriminator): New variable.
4982 (final_start_function): Initialize above variables, pass current
4983 discriminator to debug hook.
4984 (notice_source_line): Check for discriminator change.
4985 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4986 * sdbout.c (sdbout_source_line): New parameter.
4987 * tree-cfg.c (struct locus_discrim_map): New structure type.
4988 (discriminator_per_locus): New hash table.
4989 (build_gimple_cfg): Allocate and free discriminator hash table.
4990 (make_edges): Call assign_discriminator.
4991 (locus_map_hash): New function.
4992 (locus_map_eq): New function.
4993 (next_discriminator_for_locus): New function.
4994 (same_line_p): New function.
4995 (assign_discriminator): New function.
4996 (make_cond_expr_edges): Call assign_discriminator.
4997 (make_gimple_switch_edges): Likewise.
4998 (first_non_label_stmt): New function.
4999 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
5001 * xcoffout.c (xcoffout_source_line): Add new parameter.
5003 * configure.ac (gcc_cv_as_discriminator): New configury check for
5004 gas support for discriminator.
5005 * configure: Regenerate.
5006 * config.in: Regenerate.
5008 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5010 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
5011 val after checking for integers.
5013 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
5015 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
5017 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
5018 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
5019 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
5020 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
5021 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
5022 X64_SSE_REGPARM_MAX.
5023 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
5024 X64_SSE_REGPARM_MAX.
5026 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5028 * gcc.c (report_times_to_file): New.
5029 (execute): Implement it.
5030 (process_command): Support -time=.
5031 * doc/invoke.texi: Document it.
5033 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5035 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
5036 that have value exprs.
5038 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5040 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
5041 declarations for constants until...
5042 (dw2_output_indirect_constant_1): ... this point.
5044 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
5047 * arm.md (arm_addsi3): Don't try to split an add with an
5048 eliminable register until after reload has completed.
5050 2009-06-03 Ian Lance Taylor <iant@google.com>
5052 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
5053 * genattrtab.c (write_length_unit_log): Likewise.
5054 * genchecksum.c (dosum): Likewise.
5055 * gengtype.c (write_rtx_next): Likewise.
5056 (finish_root_table, write_roots): Likewise.
5057 * gimple.c (gimple_ops_offset_): Likewise.
5058 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
5059 * config/arc/arc.c (arc_attribute_table): Likewise.
5060 * config/arm/arm.c (arm_attribute_table): Likewise.
5061 * config/avr/avr.c (avr_attribute_table): Likewise.
5062 * config/crx/crx.c (crx_attribute_table): Likewise.
5063 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
5064 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
5065 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
5066 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
5067 * config/sh/sh.c (sh_attribute_table): Likewise.
5068 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
5069 * config/spu/spu.c (spu_attribute_table): Likewise.
5070 * config/v850/v850.c (v850_attribute_table): Likewise.
5072 * config/alpha/alpha.c (vms_attribute_table): Make static.
5073 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
5074 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
5075 * config/mips/mips.c (mips_attribute_table): Likewise.
5077 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
5079 (cc1-checksum.o): Likewise.
5081 2009-06-03 Steve Ellcey <sje@cup.hp.com>
5083 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
5085 2009-06-03 Jakub Jelinek <jakub@redhat.com>
5087 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
5088 insn if it is changing sp. Use gen_add3_insn instead of
5089 conditionally gen_addsi3 and gen_adddi3.
5090 (offset_below_red_zone_p): New static inline function.
5091 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
5092 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
5093 * config/rs6000/ppc-asm.h: Include auto-host.h.
5094 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
5095 CFI_RESTORE): Define.
5096 * config/rs6000/crtresxgpr.asm: Add unwind info.
5097 * config/rs6000/crtresxfpr.asm: Likewise.
5098 * config/rs6000/crtresgpr.asm: Likewise.
5099 * config/rs6000/crtresfpr.asm: Likewise.
5100 * config/rs6000/crtsavgpr.asm: Likewise.
5101 * config/rs6000/crtsavfpr.asm: Likewise.
5103 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
5104 argument of DWARF2_FRAME_REG_OUT macros.
5106 2009-06-03 Julian Brown <julian@codesourcery.com>
5108 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
5109 words or less (including TImode) in core registers.
5111 2009-06-03 Richard Guenther <rguenther@suse.de>
5114 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
5116 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
5118 * statistics.c (statistics_counter_event): Do not record event
5119 in pass dump if its number == -1.
5120 (curr_statistics_hash): Add assert that we never get passes
5121 with static number == -1.
5123 2009-06-03 Richard Guenther <rguenther@suse.de>
5124 Andrey Belevantsev <abel@ispras.ru>
5126 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
5127 non-BLKmode arrays addressable.
5129 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
5131 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
5132 * config/m68k/m68k.h: ... here.
5133 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
5136 2009-06-03 Martin Jambor <mjambor@suse.cz>
5138 PR tree-optimization/40323
5139 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
5142 2009-06-03 Richard Guenther <rguenther@suse.de>
5144 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5147 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
5149 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5150 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
5151 JUMP_TABLE_DATA_P where applicable.
5152 * config/sh/sh.c: Ditto.
5153 * config/sh/sh.h: Ditto.
5154 * config/sh/sh.md: Ditto.
5155 * config/sh/symbian.c: Ditto.
5157 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
5159 * config/i386/driver-i386.c (describe_cache): Optimize
5160 concatenation of strings. Use snprintf instead of sprintf.
5161 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
5162 target when not compiling with GCC.
5164 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
5166 * config/sh/sh.c: Revert last change.
5167 (sh_expand_epilogue): Emit a blockage insn before the frame
5168 pointer adjustment unconditionally.
5170 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5172 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
5173 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
5174 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
5175 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
5176 to COLLECT_GCC_OPTIONS.
5178 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5180 * collect2.c (target_system_root): New variable.
5181 (main): Handle --sysroot=.
5182 (ignore_library): Strip the sysroot from the library path.
5184 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5186 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
5187 (collect2.o): Depend on collect2-aix.h.
5188 (collect2-aix.o): New rule.
5189 * collect2-aix.h: New file.
5190 * collect2-aix.c: Likewise.
5191 * collect2.c: Include collect2-aix.h. Don't undefine
5192 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
5193 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5194 Use TARGET_AIX_VERSION instead of _AIX51.
5195 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5196 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5197 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5198 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5199 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5201 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5203 * collect2.c (ignore_library): Avoid premature post-increment
5206 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5208 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
5209 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
5210 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
5211 CROSS_DIRECTORY_STRUCTURE too.
5212 (LINK_LIBG_SPEC): Likewise.
5213 (LIB_SPEC): Add %R to sysroot paths.
5214 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5215 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5216 * config/rs6000/aix51.h: As for aix43.h.
5217 * config/rs6000/aix52.h: Likewise.
5218 * config/rs6000/aix53.h: Likewise.
5219 * config/rs6000/aix61.h: Likewise.
5220 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5221 to the beginning of sysroot paths.
5223 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5225 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5226 INSN_LISTs that are out of the REG_NOTE range.
5228 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5230 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5231 (struct var_to_expand): Likewise.
5232 (struct opt_info): Add head and tail for linked lists of the above.
5233 (analyze_insn_to_expand_var): Initialize next.
5234 (analyze_iv_to_split_insn): Likewise.
5235 (analyze_insns_in_loop): Create linked lists.
5236 (allocate_basic_variable): Simplify for use without hash table.
5237 (insert_var_expansion_initialization): Likewise, make it type-safer.
5238 (combine_var_copies_in_loop_exit): Likewise.
5239 (apply_opt_in_copies): Walk lists rather than hash tables.
5240 (release_var_copies): Simplified and inlined by hand into...
5241 (free_opt_info): ... this function.
5243 2009-06-02 Richard Guenther <rguenther@suse.de>
5245 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5248 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5250 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5251 only for builtins that are not overridden.
5253 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5255 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5258 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5260 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5262 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5264 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5266 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5268 * common.opt (fdump-unnumbered-links): New.
5269 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
5270 * print-rtl.c (flag_dump_unnumbered_links): New.
5271 (print_rtx): Test it.
5273 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
5275 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
5276 push/pop multiple to 8-byte alignment.
5278 2009-06-01 Jakub Jelinek <jakub@redhat.com>
5280 * config/i386/i386.c (queued_cfa_restores): New static variable.
5281 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
5283 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
5284 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
5285 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
5286 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
5287 note unconditionally.
5288 (ix86_emit_restore_regs_using_mov): Likewise.
5289 (ix86_emit_restore_sse_regs_using_mov): Likewise.
5290 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
5291 it through to ix86_emit_restore_reg_using_pop.
5292 (ix86_emit_leave): Add RED_OFFSET argument. Call
5293 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
5294 instead of adding REG_CFA_OFFSET note unconditionally.
5295 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
5296 the above functions. Call ix86_add_queued_cfa_restore_notes when
5299 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
5300 force output of the label even for dwarf2out_do_cfi_asm.
5301 (add_fde_cfi): If -g2 and above and cfi might change CFA,
5302 force creation of CFI label and chain DW_CFA_set_loc jumping to it
5303 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
5305 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5306 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
5307 dwarf2out_cfi_label callers.
5308 * tree.h (dwarf2out_cfi_label): Adjust prototype.
5309 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
5310 Adjust dwarf2out_cfi_label callers.
5311 * config/vax/vax.c (vax_output_function_prologue): Likewise.
5313 * config/i386/i386.h (struct machine_cfa_state,
5314 struct machine_function): Guard with ifndef USED_FOR_TARGET
5315 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
5318 * emutls.c (__emutls_get_address): Change arr->size to mean number
5319 of allocated arr->data entries instead of # of slots + 1.
5322 * recog.c (peep2_reinit_state): New function.
5323 (peephole2_init_state): Use it at the end of a basic block and also
5324 when seeing a RTX_FRAME_RELATED_P insn.
5326 2009-06-01 Steve Ellcey <sje@cup.hp.com>
5328 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
5329 fixuns_truncrfdi2): New.
5330 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
5331 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
5332 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
5333 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
5334 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
5335 *recip_approx): Remove.
5336 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
5337 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
5338 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
5340 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
5343 2009-06-01 Ian Lance Taylor <iant@google.com>
5345 * attribs.c (register_attribute): Use CONST_CAST.
5346 * collect2.c (main): Use CONST_CAST2.
5347 (scan_prog_file): Likewise.
5348 * gcc.c (process_command, main): Likewise.
5349 * toplev.c (toplev_main): Likewise.
5351 * c-typeck.c (handle_warn_cast_qual): New static function,
5352 partially broken out of build_c_cast.
5353 (build_c_cast): Call handle_warn_cast_qual.
5354 * doc/invoke.texi (Warning Options): Document new effect of
5357 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
5359 * diagnostic.c (diagnostic_build_prefix): Always print columns.
5360 (diagnostic_report_current_module): Print columns.
5361 * common.opt (flag_show_column): Enable by default.
5363 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
5365 * alias.c (find_base_term): Check for NULL term before returning.
5367 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5369 Revert due to PR40320:
5370 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5371 * calls.c (emit_library_call_value_1): Don't force_operand for move
5374 2009-06-01 Olivier Hainque <hainque@adacore.com>
5375 Eric Botcazou <ebotcazou@adacore.com>
5377 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
5378 to be processed as a bitfield for constructor output purposes.
5379 * output.h (initializer_constant_valid_for_bitfield_p): Declare
5381 * varasm.c (oc_local_state): New type, output_constructor
5382 local state to support communication with helpers.
5383 (oc_outer_state): New type, output_constructor outer state of
5384 relevance in recursive calls.
5385 (output_constructor_array_range): New output_constructor helper,
5386 extracted code for an array range element.
5387 (output_constructor_regular_field): New output_constructor helper,
5388 extracted code for an element that is not a bitfield.
5389 (output_constructor_bitfield): New output_constructor helper,
5390 extracted code for a bitfield element. Accept an OUTER state
5391 argument for recursive processing. Recurse on record or array
5392 CONSTRUCTOR values, possibly past noop conversions.
5393 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
5394 VALUE is a valid constant-valued expression for use in a static
5395 bit-field initializer.
5396 (output_constructor): Rework to use helpers. Accept and honor an
5397 OUTER state argument for recursive calls. Return total size. Be
5398 prepared for nested constructors initializing bitfields.
5399 (output_constant): Feed OUTER in calls to output_constructor.
5401 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5403 * calls.c (emit_library_call_value_1): Don't force_operand for move
5406 2009-06-01 Nick Clifton <nickc@redhat.com>
5408 * doc/invoke.texi (IA-64 Options): Fix typo.
5410 2009-06-01 Ira Rosen <irar@il.ibm.com>
5412 PR tree-optimization/39129
5413 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
5415 (vect_do_peeling_for_loop_bound): Use
5416 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5417 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5418 (vect_loop_versioning): Likewise.
5419 (vect_create_cond_for_alias_checks): Fix indentation.
5420 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
5422 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
5423 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
5424 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
5425 "control flow in loop".
5426 (vect_estimate_min_profitable_iters): Use
5427 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5428 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5429 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5430 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
5431 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
5432 statement belongs to a group of strided accesses with the exact code
5434 (vectorizable_load): Likewise.
5435 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
5436 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5438 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5440 * config/freebsd-stdint.h: New file.
5441 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5442 Add freebsd-stdint.h to tm_file.
5444 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5446 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5447 (thumb2_extendhidi2): Likewise.
5449 2009-05-31 Ian Lance Taylor <iant@google.com>
5451 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5453 2009-05-31 Ian Lance Taylor <iant@google.com>
5455 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5456 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5457 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5459 2009-05-31 Jason Merrill <jason@redhat.com>
5461 * tree-pretty-print.c (print_call_name): Take the callee, not the
5462 call itself. Make non-static. Use dump_function_name for functions.
5463 (dump_generic_node): Adjust.
5464 * diagnostic.h: Declare print_call_name.
5465 * gimple-pretty-print.c (dump_gimple_call): Use it.
5467 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5469 * config/sh/sh.md (ashldi3_std): New define_expand.
5472 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5475 * config/sh/sh.c: Include debug.h.
5476 (sh_expand_epilogue): Emit a blockage insn before the frame
5477 pointer adjustment also when dwarf2out_do_frame returns true.
5479 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5481 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5482 (thumb2_extendqidi2): New pattern.
5484 2009-05-31 Ira Rosen <irar@il.ibm.com>
5486 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5487 mark phis for renaming.
5488 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5489 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5490 Call mark_sym_for_renaming.
5491 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5492 * tree-vect-loop.c (vect_transform_loop): Remove
5493 vect_memsyms_to_rename initialization and a call to
5494 mark_set_for_renaming.
5496 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5499 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5500 frame related even if !set_cfa && style < 0.
5502 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5504 * config/i386/mingw-tls.c: New file.
5505 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5506 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5507 defining _WIN32 but not __CYGWIN__.
5509 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5511 * configure.ac: Add MPC support.
5513 * config.in, configure: Regenerate.
5515 2009-05-29 Richard Henderson <rth@redhat.com>
5517 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5518 NOTE_INSN_BASIC_BLOCK.
5519 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5520 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5521 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5523 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5525 (add_cfi): Disable check redefining cfa away from drap.
5526 (lookup_cfa_1): Add remember argument; handle remember/restore.
5527 (lookup_cfa): Pass remember argument.
5528 (cfa_remember): New.
5529 (compute_barrier_args_size_1): Remove sibcall check.
5530 (dwarf2out_frame_debug_def_cfa): New.
5531 (dwarf2out_frame_debug_adjust_cfa): New.
5532 (dwarf2out_frame_debug_cfa_offset): New.
5533 (dwarf2out_frame_debug_cfa_register): New.
5534 (dwarf2out_frame_debug_cfa_restore): New.
5535 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5536 (dwarf2out_begin_epilogue): New.
5537 (dwarf2out_frame_debug_restore_state): New.
5538 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5539 DW_CFA_restore_state.
5540 (output_cfi_directive): Likewise.
5541 (convert_cfa_to_fb_loc_list): Likewise.
5542 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5543 * dwarf2out.h: Update.
5544 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5545 (copy_insn_1): Early out for null.
5546 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5547 and dwarf2out_frame_debug_restore_state.
5548 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5549 (prologue_insn_hash, epilogue_insn_hash): New.
5550 (free_after_compilation): Adjust freeing accordingly.
5551 (record_insns): Create hash table if needed; push insns into
5552 hash instead of array.
5553 (maybe_copy_epilogue_insn): New.
5554 (contains): Search hash table instead of array.
5555 (sibcall_epilogue_contains): Remove.
5556 (thread_prologue_and_epilogue_insns): Split eh_return insns
5557 and mark them as epilogues.
5558 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5559 scanning in terms of basic blocks.
5560 * insn-notes.def (CFA_RESTORE_STATE): New.
5561 * jump.c (returnjump_p_1): Accept EH_RETURN.
5562 (eh_returnjump_p_1, eh_returnjump_p): New.
5563 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5564 CFA_REGISTER, CFA_RESTORE): New.
5565 * rtl.def (EH_RETURN): New.
5566 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5568 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5569 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5571 * config/i386/i386.c (gen_push): Update cfa state.
5572 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5573 add a CFA_ADJUST_CFA note.
5574 (ix86_dwarf_handle_frame_unspec): Remove.
5575 (ix86_expand_prologue): Update cfa state.
5576 (ix86_emit_restore_reg_using_pop): New.
5577 (ix86_emit_restore_regs_using_pop): New.
5578 (ix86_emit_leave): New.
5579 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5580 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5581 * config/i386/i386.h (struct machine_cfa_state): New.
5582 (ix86_cfa_state): New.
5583 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5584 (eh_return_internal): Merge from eh_return_<mode>,
5585 use eh_return rtx, split w/ epilogue.
5587 2009-05-29 Ian Lance Taylor <iant@google.com>
5589 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5591 * calls.c (emit_library_call_value_1): Likewise.
5593 * c-typeck.c (c_build_va_arg): New function.
5594 * c-tree.h (c_build_va_arg): Declare.
5595 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5596 instead of build_va_arg.
5598 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5600 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5601 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5602 (ptr_difference_cost): Use affine combinations to compute it.
5603 (difference_cost): Likewise.
5604 (get_computation_cost_at): Compute more accurate cost for addresses
5605 if the ratio is a multiplier allowed in addresses.
5606 For non-addresses, consider that an additional offset or symbol is
5609 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5611 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5612 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5614 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5615 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5616 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5618 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5619 to 1 for TYPE_SSE{IADD1,CVT1}.
5620 (prefix_vex_imm8): Removed.
5621 (length_vex): Only pass 1 as second argument to
5622 ix86_attr_length_vex_default if prefix_extra is 0.
5623 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5624 (length): For prefix vex computation use length_immediate
5625 attribute instead of prefix_vex_imm8.
5626 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5627 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5628 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5629 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5630 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5631 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5632 a space in between the operands.
5633 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5634 if one operand is 0xff and the other one si, di, bp or sp.
5635 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5636 other one si, di, bp or sp.
5637 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5638 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5639 type and mode attributes.
5640 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5641 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5642 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5643 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5644 prefix_data16 attribute iff MODE_DF.
5645 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5646 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5647 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5648 constm128_operand in length_immediate computation.
5649 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5650 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5651 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5652 length_immediate attribute to 1.
5653 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5654 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5655 for certain alternatives.
5656 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5657 prefix_data16 attribute if MODE_V1DF.
5658 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5659 length_immediate to 1.
5660 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5661 length_address to 4, set mode attribute to MODE_DI.
5662 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5663 (fxam<mode>2_i387): Set length attribute to 4.
5664 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5665 *prefetch_3dnow_rex): Override length_address attribute.
5666 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5668 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5669 (constm128_operand): Removed.
5670 * config/i386/i386.c (memory_address_length): For
5671 disp && !index && !base in 64-bit mode account for SIB byte if
5672 print_operand_address can't optimize disp32 into disp32(%rip)
5673 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5674 for fs: or gs: segment.
5675 (ix86_attr_length_immediate_default): When checking if shortform
5676 is possible, truncate immediate to the length of the non-shortened
5678 (ix86_attr_length_address_default): Ignore MEM_P operands
5680 (ix86_attr_length_vex_default): Only check for DImode on
5681 GENERAL_REG_P operands.
5682 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5683 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5684 (sse_cvttps2pi): Clear prefix_rep attribute.
5685 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5687 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5688 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5689 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5690 iff operand 2 is const_int_operand.
5691 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5692 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5693 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5695 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5697 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5698 prefix_data16 attribute for movlpd and movhpd instructions.
5699 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5700 length_immediate for shufpd instruction.
5701 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5702 (avx_cmpp<avxmodesuffixf2c><mode>3,
5703 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5704 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5705 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5706 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5707 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5708 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5709 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5710 prefix_data16 attribute for the first alternative to 1.
5711 (*avx_loadlps): Override length_immediate for the first alternative.
5712 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5713 attributes for second alternative.
5714 (*vec_concatv2sf_sse4_1): Override length_immediate and
5715 prefix_data16 attributes for second alternative.
5716 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5717 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5718 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5719 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5720 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5721 prefix_data16 and length_immediate to 1.
5722 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5724 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5725 prefix_extra attribute for variants that don't have 0f prefix alone.
5726 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5727 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5728 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5729 *sse4_1_pextrd): Set length_immediate to 1.
5730 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5731 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5733 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5734 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5735 length_immediate to 1 for second alternative.
5736 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5737 prefix_extra and length_immediate attributes for the first
5739 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5741 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5742 to 1 for the first and third alternative.
5743 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5745 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5747 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5749 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5750 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5751 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5752 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5753 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5754 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5755 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5756 ssse3_psign<mode>3): Override prefix_rex attribute.
5757 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5758 (ssse3_palignrti): Override length_immediate to 1.
5759 (ssse3_palignrdi): Override length_immediate to 1, override
5760 prefix_rex attribute.
5761 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5762 (sse4a_extrqi): Override length_immediate to 2.
5763 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5764 (sse4a_insertq): Override prefix_data16 to 0.
5765 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5766 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5767 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5768 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5769 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5770 and length_immediate to 1.
5771 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5772 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5773 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5774 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5775 and length_immediate to 1.
5776 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5777 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5778 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5779 avx_ptest256): Override prefix_extra to 1.
5780 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5781 Override prefix_data16 and length_immediate to 1.
5782 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5783 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5784 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5785 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5786 prefix_data16 to 0 and prefix_extra to 2.
5787 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5788 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5790 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5791 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5792 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5793 and prefix_extra to 2.
5794 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5795 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5796 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5797 avx_vpermilvar<mode>3,
5798 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5799 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5800 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5801 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5802 Override prefix_extra to 1.
5803 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5804 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5805 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5806 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5807 prefix_extra and length_immediate to 1.
5808 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5810 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5811 to 1 for the first alternative.
5812 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5813 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5815 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5816 *movv2sf_internal_avx, *movv2sf_internal): Override
5817 prefix_rep attribute for certain alternatives.
5818 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5819 attributes for certain alternatives.
5820 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5821 attributes for certain alternatives.
5822 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5823 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5824 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5825 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5826 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5827 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5828 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5829 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5830 length_immediate to 1 if operand 2 is const_int_operand.
5831 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5832 *vec_extractv2si_1): Set length_immediate attribute to 1.
5833 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5834 using old 3DNOW insn rather than SSE/3DNOW_A.
5835 (mmx_emms, mmx_femms): Clear modrm attribute.
5837 2009-05-29 Martin Jambor <mjambor@suse.cz>
5839 * tree-sra.c: New implementation of SRA.
5841 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5842 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5843 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5844 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5845 (SRA_MAX_STRUCTURE_COUNT): Removed.
5846 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5847 * doc/invoke.texi (sra-max-structure-size): Removed.
5848 (sra-field-structure-ratio): Removed.
5850 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5853 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5856 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5858 PR rtl-optimization/40101
5859 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5860 seqno. Adjust comment.
5861 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5862 inserting bookkeeping before a jump, the jump is not scheduled.
5863 When no positive seqno found, provide a value. Add comment.
5865 2009-05-29 Richard Guenther <rguenther@suse.de>
5867 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5868 short-cutting on the first component.
5870 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5873 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5874 for trees other than decls/types.
5876 2009-05-29 Richard Guenther <rguenther@suse.de>
5878 * tree-ssa-operands.c (get_expr_operands): Do not handle
5879 INDIRECT_REFs in the handled-component case. Remove
5880 unused get_ref_base_and_extent case.
5881 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5882 tree_low_cst and host_integerp where possible.
5883 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5884 codes for equivalence.
5885 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5887 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5889 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5890 to tmake_file for i[34567]86-*-cygwin*.
5892 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5895 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5896 (altivec_categorize_keyword, init_vector_keywords,
5897 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5900 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5902 * tree.c (handle_dll_attribute): Check if node is
5903 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5905 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5907 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5909 (thumb2_zero_extendqidi2): Likewise.
5911 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5913 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5914 instead of gen_movrt.
5915 * config/sh/sh.md (movrt): Remove.
5917 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5919 * doc/invoke.texi (IA-64 Options):
5920 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5921 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5922 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5923 -msched-prefer-non-control-spec-insns,
5924 -msched-stop-bits-after-every-cycle,
5925 -msched-count-spec-in-critical-path,
5926 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5927 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5928 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5929 and -msched-spec-verbose.
5931 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5933 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5934 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5936 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5938 2009-05-28 Richard Guenther <rguenther@suse.de>
5940 * tree-ssa-alias.c (ao_ref_init): New function.
5941 (ao_ref_base): Likewise.
5942 (ao_ref_base_alias_set): Likewise.
5943 (ao_ref_alias_set): Likewise.
5944 (refs_may_alias_p_1): Change signature.
5945 (refs_may_alias_p): Adjust.
5946 (refs_anti_dependent_p): Likewise.
5947 (refs_output_dependent_p): Likewise.
5948 (call_may_clobber_ref_p_1): Change signature.
5949 (call_may_clobber_ref_p): Adjust.
5950 (stmt_may_clobber_ref_p_1): New function split out from ...
5951 (stmt_may_clobber_ref_p): ... here.
5952 (maybe_skip_until): Adjust signature.
5953 (get_continuation_for_phi): Likewise.
5954 (walk_non_aliased_vuses): Likewise.
5955 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5956 (ao_ref_init): Declare.
5957 (ao_ref_base): Likewise.
5958 (ao_ref_alias_set): Likewise.
5959 (stmt_may_clobber_ref_p_1): Likewise.
5960 (walk_non_aliased_vuses): Adjust.
5961 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5962 (get_ref_from_reference_ops): remove.
5963 (vn_reference_lookup_2): Adjust signature.
5964 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5965 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5966 (vn_reference_lookup): Adjust.
5967 (vn_reference_insert): Likewise.
5968 (vn_reference_insert_pieces): Adjust signature.
5969 (visit_reference_op_call): Adjust.
5970 * tree-ssa-pre.c (get_expr_type): Simplify.
5971 (phi_translate_1): Adjust.
5972 (compute_avail): Likewise.
5973 (translate_vuse_through_block): Do not re-build trees.
5974 (value_dies_in_block_x): Likewise.
5975 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5977 (vn_reference_lookup_pieces): Adjust declaration.
5978 (vn_reference_insert_pieces): Likewise.
5980 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5982 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5983 with checking disabled.
5985 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5989 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5990 macro definition for support of three-operand format aligned
5991 .comm directive in assembler on cygwin/pe/mingw target OS.
5992 * configure: Regenerate.
5993 * config.h: Regenerate.
5995 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5996 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5997 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5999 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
6000 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
6002 2009-05-28 Ira Rosen <irar@il.ibm.com>
6004 PR tree-optimization/40254
6005 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
6006 in analysis of basic blocks.
6008 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
6011 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
6012 * target-def.h (TARGET_CONST_ANCHOR): New macro.
6013 (TARGET_INITIALIZER): Use it.
6014 * cse.c (CHEAPER): Move it up to the other macros.
6015 (insert): Rename this ...
6016 (insert_with_costs): ... to this. Add cost parameters. Update
6018 (insert): New function. Call insert_with_costs.
6019 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
6020 find_reg_offset_for_const, try_const_anchors): New functions.
6021 (cse_insn): Call try_const_anchors. Adjust cost of src_related
6022 when using a const-anchor. Call insert_const_anchors.
6023 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
6024 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
6026 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6028 * tree-inline.c (remap_decls): Enable nonlocalized variables
6029 when not optimizing.
6031 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6033 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
6034 Simplify other tests involving optimize.
6036 2009-05-27 Tom Tromey <tromey@redhat.com>
6038 * unwind-dw2.c (_Unwind_DebugHook): New function.
6039 (uw_install_context): Call _Unwind_DebugHook.
6041 2009-05-27 Tom Tromey <tromey@redhat.com>
6043 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
6045 2009-05-27 Ian Lance Taylor <iant@google.com>
6047 * Makefile.in (LINKER, LINKER_FLAGS): Define.
6048 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
6049 (ALL_LINKERFLAGS): Define.
6050 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
6051 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6052 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
6053 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6054 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
6055 $(LINKER_FOR_BUILD).
6056 (build/gcov-iov$(build_exeext)): Likewise.
6058 2009-05-27 Julian Brown <julian@codesourcery.com>
6060 * gcse.c (target.h): Include.
6061 (can_assign_to_reg_without_clobbers_p): Check that the target allows
6062 copy of argument to a pseudo register.
6064 2009-05-27 Diego Novillo <dnovillo@google.com>
6066 * tree-ssa-live.c (dump_scope_block): Document arguments.
6067 (dump_scope_blocks): Document.
6068 (debug_scope_blocks): New.
6069 * tree-flow.h (debug_scope_blocks): Declare.
6071 2009-05-21 Denis Chertykov <denisc@overta.ru>
6073 * doc/contrib.texi (Contributors): Add myself to the list.
6075 2009-05-27 Olivier Hainque <hainque@adacore.com>
6077 * expr.c (target_align): New function. Alignment the TARGET of an
6078 assignment may be assume to have.
6079 (highest_pow2_factor_for_target): Use it instead of relying on
6080 immediate tree attributes of TARGET, not necessarily honored when
6081 intermediate bitfields are involved.
6083 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
6086 * config/i386/driver-i386.c (host_detect_local_cpu): Support
6087 AVX, SSE4, AES, PCLMUL and POPCNT.
6089 2009-05-27 Diego Novillo <dnovillo@google.com>
6091 * tree-pretty-print.c (dump_location): New.
6092 (dump_generic_node): Call it.
6093 Factor code to handle BLOCK nodes ...
6094 (dump_block_node): ... here.
6096 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
6098 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
6100 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
6102 * gcc-plugin.h: Include config.h and system.h.
6103 (IN_GCC): Define if not defined.
6105 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
6108 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
6111 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
6113 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
6115 * config/m32r/m32r.h: Ditto.
6116 * config/m32r/m32r.md: Ditto.
6117 * config/m32r/predicates.md: Ditto.
6119 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
6121 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
6123 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
6126 (Loading plugins): typo.
6127 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
6128 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6129 (Interacting with the GCC Garbage Collector): Added new section.
6130 (Giving information about a plugin): Added new section for
6132 * ggc.h (ggc_register_root_tab): Added declaration.
6133 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
6134 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
6135 (register_callback): Improved comment in declaration.
6136 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
6137 (extra_root_vec) Added static variable for dynamic roots registration.
6138 (ggc_register_root_tab) Added new routine.
6139 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
6140 PLUGIN_GGC_MARKING event.
6141 * ggc-zone.c: Include plugin.h.
6142 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6143 * ggc-page.c: Include plugin.h.
6144 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6145 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
6146 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
6147 (register_callback): check lack of callbacks for
6148 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
6149 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
6150 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
6151 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6152 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
6153 dependency on plugin.h.
6154 (plugin.o): Added dependency on ggc.h...
6156 2009-05-26 Richard Guenther <rguenther@suse.de>
6160 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6161 with mismatched comparison modes.
6163 * expr.c (expand_expr_real_1): Expand the operand of a
6164 VIEW_CONVERT_EXPR in its natural mode.
6166 2009-05-26 Ian Lance Taylor <iant@google.com>
6168 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
6169 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
6170 (ALL_COMPILERFLAGS): Define.
6171 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
6172 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6173 (collect2$(exeext), collect2.o): Likewise.
6174 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
6175 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
6176 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
6177 (libbackend.o, intl.o, cppdefault.o): Likewise.
6178 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6179 (build/%.o): Use $(COMPILER_FOR_BUILD).
6180 (build/gen%$(build_exeext)): Likewise.
6181 (build/gcov-iov$(build_exeext)): LIkewise.
6182 * config/t-darwin (darwin.o): Use $(COMPILER).
6183 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
6184 * config/t-sol2 (sol2-c.o): Likewise.
6186 * config/t-vxworks (vxworks.o): Likewise.
6187 * config/x-darwin (host-darwin.o): Likewise.
6188 * config/x-hpux (host-hpux.o): Likewise.
6189 * config/x-linux (host-linux.o): Likewise.
6190 * config/x-solaris (host-solaris.o): Likewise.
6191 * config/alpha/x-alpha (driver-alpha.o): Likewise.
6192 * config/arm/t-arm (arm-c.o): Likewise.
6193 * config/arm/t-pe (pe.o): Likewise.
6194 * config/arm/t-wince-pe (pe.o): Likewise.
6195 * config/i386/t-cygming (winnt.o): Likewise.
6196 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6197 * config/i386/t-cygwin (cygwin1.o): Likewise.
6198 (cygwin2.o): Likewise.
6199 * config/i386/t-i386 (i386-c.o): Likewise.
6200 * config/i386/t-interix (winnt.o): Likewise.
6201 * config/i386/t-netware (netware.o): Likewise.
6202 * config/i386/t-nwld (nwld.o): Likewise.
6203 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
6204 * config/i386/x-i386 (driver-i386.o): Likewise.
6205 * config/i386/x-cygwin (host-cygwin.o): Likewise.
6206 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
6207 * config/ia64/t-ia64 (ia64-c.o): Likewise.
6208 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
6209 * config/mips/x-native (driver-native.o): Likewise.
6210 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
6211 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
6212 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6213 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6214 * config/score/t-score-elf (score7.o): Likewise.
6215 (score3.o): Likewise.
6216 * config/sh/t-sh (sh-c.o): Likewise.
6217 * config/sh/t-symbian (sh-c.o): Likewise.
6218 (symbian.o): Likewise.
6219 * config/spu/t-spu-elf (spu-c.o): Likewise.
6220 * config/v850/t-v850 (v850-c.o): Likewise.
6221 * config/v850/t-v850e (v850-c.o): Likewise.
6223 2009-05-26 Richard Guenther <rguenther@suse.de>
6225 PR tree-optimization/40122
6226 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6227 VECTOR_CSTs if possible.
6228 (fold_gimple_assign): Likewise.
6230 2009-05-26 Richard Guenther <rguenther@suse.de>
6233 * fold-const.c (fold_binary): Use the correct types for building
6236 2009-05-26 Richard Guenther <rguenther@suse.de>
6238 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6239 redundant calls to merge_alias_info.
6240 (bump_vector_ptr): Likewise.
6241 * tree-ssa-copy.c (merge_alias_info): Remove.
6242 (replace_exp_1): Remove call to merge_alias_info.
6243 (propagate_tree_value): Likewise.
6244 (fini_copy_prop): Propagate points-to info.
6245 * tree-flow.h (merge_alias_info): Remove.
6247 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6249 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6251 2009-05-25 Jan Hubicka <jh@suse.cz>
6253 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6254 * cgraph.h (struct inline_summary): New filed self_wize,
6255 size_inlining_benefit, self_time and time_inlining_benefit.
6256 (struct cgraph_global_info): Replace insns by time ans size fields.
6257 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6258 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6259 (ipcp_update_callgraph): Do not touch function bodies.
6260 * ipa-inline.c: Include except.h
6261 (MAX_TIME): New constant.
6262 (overall_insns): Remove.
6264 (overall_size, max_benefit): New static variables.
6265 (cgraph_estimate_time_after_inlining): New function.
6266 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6267 (cgraph_clone_inlined_nodes): Update size.
6268 (cgraph_mark_inline_edge): Update size.
6269 (cgraph_estimate_growth): Use size info.
6270 (cgraph_check_inline_limits): Check size.
6271 (cgraph_default_inline_p): Likewise.
6272 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6273 (cgraph_decide_recursive_inlining): Check size.
6274 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6276 (cgraph_decide_inlining): Likewise.
6277 (cgraph_decide_inlining_incrementally): Likewise; honor
6278 PARAM_EARLY_INLINING_INSNS.
6279 (likely_eliminated_by_inlining_p): New predicate.
6280 (estimate_function_body_sizes): New function.
6281 (compute_inline_parameters): Use it.
6282 * except.c (must_not_throw_labels): New function.
6283 * except.h (must_not_throw_labels): Declare.
6284 * tree-inline.c (init_inline_once): Kill inlining_weigths
6285 * tree-ssa-structalias.c: Avoid uninitialized warning.
6286 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6287 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6288 (PARAM_INLINE_CALL_COST): Remove.
6289 (PARAM_EARLY_INLINING_INSNS): New.
6291 2009-05-25 Richard Guenther <rguenther@suse.de>
6293 PR tree-optimization/36327
6294 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
6295 callback for reference translation or lookup at the point of may-defs.
6296 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
6297 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
6298 for union COMPONENT_REFs.
6299 (vn_reference_lookup_3): New callback. Lookup from memset
6300 and CONSTRUCTOR assignment, translate through struct copies.
6301 (vn_reference_lookup_pieces): Make sure to not free the
6302 passed operands array. Adjust walk_non_aliased_vuses call.
6303 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
6304 make sure we do not leak memory.
6306 2009-05-25 Richard Guenther <rguenther@suse.de>
6308 * tree-ssa-alias.h (dump_points_to_solution): Declare.
6309 * tree-inline.c (expand_call_inline): Reset the escaped and
6311 * tree-ssa-structalias.c (pass_build_ealias): New.
6312 * tree-pass.h (pass_build_ealias): Declare.
6313 * passes.c (init_optimization_passes): Add PTA during
6314 early optimizations.
6315 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
6316 and CALLUSED solutions.
6317 (dump_points_to_solution): New function, split out from ...
6318 (dump_points_to_info_for): ... here.
6319 * tree-parloops.c (parallelize_loops): Reset the escaped and
6322 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6325 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
6326 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
6328 2009-05-25 Ira Rosen <irar@il.ibm.com>
6330 PR tree-optimization/40238
6331 * tree-vect-stmts.c (vect_init_vector): Insert initialization
6332 statements after basic block's labels.
6333 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
6334 to free the allocated memory.
6336 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
6338 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
6339 return address with a USE.
6341 2009-05-24 Richard Guenther <rguenther@suse.de>
6344 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
6345 array type from the main variant of the inner type.
6347 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6349 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
6350 definition to bool (from int) to un-break build.
6351 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
6353 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
6355 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
6356 discard_stmt_changes): Delete.
6357 * tree-ssa-operands.c (scb_stack): Delete.
6358 (init_ssa_operands): Do not initialize it.
6359 (fini_ssa_operands): Do not free it.
6360 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
6362 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
6363 update_stmt, remove the others. Fix comments.
6364 * tree-dfa.c (optimize_stack_restore): Likewise.
6365 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
6366 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
6367 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6368 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
6370 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
6371 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6372 (dom_opt_finalize_block): Likewise, adjusting access to
6374 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
6375 (stmts_to_rescan): Change item type to gimple.
6376 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
6378 2009-05-24 Ira Rosen <irar@il.ibm.com>
6380 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
6381 * tree-pass.h (pass_slp_vectorize): New pass.
6382 * params.h (SLP_MAX_INSNS_IN_BB): Define.
6383 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
6384 * tree-vectorizer.c (timevar.h): Include.
6385 (user_vect_verbosity_level): Declare.
6386 (vect_location): Fix comment.
6387 (vect_set_verbosity_level): Update user_vect_verbosity_level
6388 instead of vect_verbosity_level.
6389 (vect_set_dump_settings): Add an argument. Ignore user defined
6390 verbosity if dump flags require higher level of verbosity. Print to
6391 stderr only for loop vectorization.
6392 (vectorize_loops): Update call to vect_set_dump_settings.
6393 (execute_vect_slp): New function.
6394 (gate_vect_slp): Likewise.
6395 (struct gimple_opt_pass pass_slp_vectorize): New.
6396 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
6398 (vec_info_for_bb): New function.
6399 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
6400 (VECTORIZATION_ENABLED): New macro.
6401 (SLP_ENABLED, SLP_DISABLED): Likewise.
6402 (vect_is_simple_use): Add bb_vec_info argument.
6403 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
6404 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
6405 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
6406 vect_schedule_slp, vect_analyze_slp): Likewise.
6407 (vect_analyze_stmt): Add slp_tree argument.
6408 (find_bb_location): Declare.
6409 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6410 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
6411 (vect_analyze_loop_operations, vect_analyze_loop,
6412 get_initial_def_for_induction, vect_create_epilog_for_reduction,
6413 vect_finalize_reduction, vectorizable_reduction,
6414 vectorizable_live_operation, vect_transform_loop): Likewise.
6415 * tree-data-ref.c (dr_analyze_innermost): Update comment,
6416 skip evolution analysis if analyzing a basic block.
6417 (dr_analyze_indices): Likewise.
6418 (initialize_data_dependence_relation): Skip the test whether the
6419 object is invariant for basic blocks.
6420 (compute_all_dependences): Skip dependence analysis for data
6421 references in basic blocks.
6422 (find_data_references_in_stmt): Don't fail in case of invariant
6423 access in basic block.
6424 (find_data_references_in_bb): New function.
6425 (find_data_references_in_loop): Move code to
6426 find_data_references_in_bb and add a call to it.
6427 (compute_data_dependences_for_bb): New function.
6428 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
6429 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
6431 (vect_analyze_data_ref_dependence): Check for interleaving in case of
6432 unknown dependence in basic block and fail in case of dependence in
6434 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
6435 dependence instances from either loop or basic block vectorization
6437 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6438 before calling nested_in_vect_loop_p.
6439 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6440 dependence instances from either loop or basic block vectorization
6442 (vect_verify_datarefs_alignment): Likewise.
6443 (vect_enhance_data_refs_alignment): Adjust function calls.
6444 (vect_analyze_data_refs_alignment): Likewise.
6445 (vect_analyze_group_access): Fix printing. Skip different checks if
6446 DR_STEP is 0. Keep strided stores either in loop or basic block
6447 vectorization data structure. Fix indentation.
6448 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6450 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6451 dependence instances from either loop or basic block vectorization
6453 (vect_analyze_data_refs): Update comment. Call
6454 compute_data_dependences_for_bb to analyze basic blocks.
6455 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6456 case of loop vectorization. In case of basic block vectorization use
6457 data-ref itself as a base.
6458 (vect_create_data_ref_ptr): In case of basic block vectorization:
6459 don't advance the pointer, add new statements before the current
6460 statement. Adjust function calls.
6461 (vect_supportable_dr_alignment): Support only aligned accesses in
6462 basic block vectorization.
6463 * common.opt (ftree-slp-vectorize): New flag.
6464 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6465 (vect_pattern_recog_1): Likewise.
6466 * tree-vect-stmts.c (process_use): Likewise.
6467 (vect_init_vector): Add new statements in the beginning of the basic
6468 block in case of basic block SLP.
6469 (vect_get_vec_def_for_operand): Adjust function calls.
6470 (vect_finish_stmt_generation): Likewise.
6471 (vectorizable_call): Add assert that it is loop vectorization, adjust
6473 (vectorizable_conversion, vectorizable_assignment): Likewise.
6474 (vectorizable_operation): In case of basic block SLP, take
6475 vectorization factor from statement's type and skip the relevance
6476 check. Adjust function calls.
6477 (vectorizable_type_demotion): Add assert that it is loop
6478 vectorization, adjust function calls.
6479 (vectorizable_type_promotion): Likewise.
6480 (vectorizable_store): Check for outer loop only in case of loop
6481 vectorization. Adjust function calls. For basic blocks, skip the
6482 relevance check and don't advance pointers.
6483 (vectorizable_load): Likewise.
6484 (vectorizable_condition): Add assert that it is loop vectorization,
6485 adjust function calls.
6486 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6487 that it is not reduction, get vector type, call only supported
6488 functions, skip loop specific parts.
6489 (vect_transform_stmt): Check for outer loop only in case of loop
6491 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6492 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6493 for external definition.
6494 * passes.c (pass_slp_vectorize): New pass.
6495 * tree-vect-slp.c (find_bb_location): New function.
6496 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6497 check for patterns only in loops.
6498 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6499 case of multiple types in basic block SLP.
6500 (vect_mark_slp_stmts_relevant): New function.
6501 (vect_supported_load_permutation_p): Fix comment.
6502 (vect_analyze_slp_instance): Add argument. In case of basic block
6503 SLP, take vectorization factor from statement's type, check that
6504 unrolling factor is 1. Adjust function call. Save SLP instance in
6505 either loop or basic block vectorization structure. Return FALSE,
6507 (vect_analyze_slp): Add argument. Get strided stores groups from
6508 either loop or basic block vectorization structure. Return FALSE
6509 if basic block SLP failed.
6510 (new_bb_vec_info): New function.
6511 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6512 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6513 (vect_schedule_slp): Add argument. Get SLP instances from either
6514 loop or basic block vectorization structure. Set vectorization factor
6515 to be 1 for basic block SLP.
6516 (vect_slp_transform_bb): New function.
6517 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6519 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6521 * final.c (shorten_branches): Do not align labels for jump tables.
6522 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6524 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6526 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6527 Remove outdated reference to flow.c and fix nits.
6528 * doc/gccint.texi: Tweak RTL description.
6529 * doc/rtl.texi: Likewise.
6531 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6533 * config/avr/avr.c: Change my email address.
6534 * config/avr/avr.h: Likewise.
6535 * config/avr/avr.md: Likewise.
6536 * config/avr/avr-protos.h: Likewise.
6537 * config/avr/libgcc.S: Likewise.
6539 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6541 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6542 (spu_split_load, spu_split_store): Change return type to int.
6543 (spu_split_convert): Declare.
6544 * config/spu/predicates.md (spu_mem_operand): Remove.
6545 (spu_mov_operand): Update.
6546 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6547 * config/spu/spu.c (regno_aligned_for_load): Remove.
6548 (reg_aligned_for_addr, spu_expand_load): Define.
6549 (spu_expand_extv): Reimplement and handle MEM.
6550 (spu_expand_insv): Handle MEM.
6551 (spu_sched_reorder): Handle insn's with length 0.
6552 (spu_legitimate_address_p): Reimplement.
6553 (store_with_one_insn_p): Return TRUE for any mode with size
6554 larger than 16 bytes.
6555 (address_needs_split): Define.
6556 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6558 (spu_convert_move): Define.
6559 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6560 (spu_split_store): Change all MEM's to TImode.
6561 (spu_init_expanders): Preallocate registers that correspond to
6562 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6564 (spu_split_convert): Define.
6565 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6566 (_move<mode>, _movdi, _movti): Update predicate and condition.
6567 (load, store): Change to define_split.
6568 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6570 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6571 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6572 define_insn_and_split of lshr<mode>3.
6573 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6574 (<v>ashr<mode>3_imm): Define.
6575 (extv, extzv, insv): Allow MEM operands.
6576 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6577 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6578 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6579 (_spu_convert2): Change to define_insn_and_split and remove the
6580 corresponding define_peephole2.
6581 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6582 Change predicates to memory_operand.
6584 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6586 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6588 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6590 PR tree-optimization/40219
6591 * tree.c (iterative_hash_expr): Make sure the builtin function is
6592 a normal builtin function and not a front end or back end builtin
6593 before indexing into the built_in_decls array.
6595 2009-05-22 Richard Guenther <rguenther@suse.de>
6598 * alias.c (write_dependence_p): Do not use TBAA for answering
6599 anti-dependence or output-dependence.
6600 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6601 (emit_pointer_definition): Remove.
6602 (emit_alias_warning): Likewise.
6603 (find_what_var_points_to): Remove TBAA pruning code.
6604 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6606 (compute_points_to_sets): Remove code computing the set of
6607 dereferenced pointers.
6608 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6609 oracle for querying anti and output dependencies.
6610 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6611 if TBAA may be applied.
6612 (refs_anti_dependent_p): New function.
6613 (refs_output_dependent_p): Likewise.
6614 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6615 (refs_output_dependent_p): Likewise.
6616 * doc/tree-ssa.texi (Memory model): New section.
6617 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6618 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6619 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6620 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6621 * expr.c (expand_expr_real_1): Likewise.
6622 * gimple-low.c (lower_stmt): Likewise.
6623 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6624 (dump_gimple_cdt): Remove.
6625 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6626 (gimple_size): Likewise.
6627 (walk_gimple_op): Likewise.
6628 (is_gimple_stmt): Likewise.
6629 (walk_stmt_load_store_addr_ops): Likewise.
6630 (gimple_build_cdt): Remove.
6631 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6632 * gimple.h (gimple_cdt_new_type): Remove.
6633 (gimple_cdt_new_type_ptr): Likewise.
6634 (gimple_cdt_set_new_type): Likewise.
6635 (gimple_cdt_location): Likewise.
6636 (gimple_cdt_location_ptr): Likewise.
6637 (gimple_cdt_set_location): Likewise.
6638 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6639 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6640 GIMPLE_CHANGE_DYNAMIC_TYPE.
6641 (verify_types_in_gimple_stmt): Likewise.
6642 * tree-inline.c (estimate_num_insns): Likewise.
6643 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6644 (copy_decl_to_var): Likewise.
6645 (copy_result_decl_to_var): Likewise.
6646 * tree-pretty-print.c (dump_generic_node): Do not handle
6647 CHANGE_DYNAMIC_TYPE_EXPR.
6648 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6649 * tree-ssa-operands.c (get_expr_operands): Likewise.
6650 * tree-ssa-structalias.c (struct variable_info): Remove
6651 no_tbaa_pruning member.
6652 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6653 (unify_nodes): Do not copy it.
6654 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6655 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6656 (set_uids_in_ptset): Do not check it.
6657 (find_what_var_points_to): Likewise.
6658 (compute_tbaa_pruning): Remove.
6659 (compute_points_to_sets): Do not call it.
6660 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6661 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6662 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6663 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6664 (DECL_NO_TBAA_P): Likewise.
6665 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6666 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6667 (expand_omp_atomic_pipeline): Do not set it.
6668 * print-tree.c (print_node): Do not dump it.
6669 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6672 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6675 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6678 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6680 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6683 2009-05-22 Ben Elliston <bje@au.ibm.com>
6685 * Makefile.in (bversion.h, s-bversion): New targets.
6686 (TOPLEV_H): Add bversion.h.
6687 * toplev.h: Include "bversion.h".
6688 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6689 the __format__ attribute only if compiling with the same version
6690 of GCC as the sources (the "build version").
6692 2009-05-22 Ben Elliston <bje@au.ibm.com>
6694 * c-format.c (handle_format_attribute): Fix comment typo.
6696 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6699 * config/ia64/ia64.opt (mfused-madd): New.
6700 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6701 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6702 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6703 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6704 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6705 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6706 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6707 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6708 instruction if !TARGET_FUSED_MADD.
6709 (fpma, fpms): Remove colon from name.
6711 2009-05-22 Richard Guenther <rguenther@suse.de>
6713 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6714 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6715 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6717 (create_expression_by_pieces): Only convert if necessary.
6718 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6719 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6721 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6723 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6724 regular pattern from a template and rename it ...
6725 (*extzv_truncsi_exts): ... to this.
6727 2009-05-21 Richard Guenther <rguenther@suse.de>
6729 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6730 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6731 (cgraph_default_inline_p): Likewise.
6732 (cgraph_decide_inlining_incrementally): Likewise.
6734 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6735 Uros Bizjak <ubizjak@gmail.com>
6737 * config/i386/cpuid.h (bit_MOVBE): New.
6739 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6741 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6742 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6743 (ix86_handle_option): Handle OPT_mmovbe.
6744 (ix86_target_string): Add -mmovbe.
6745 (pta_flags): Add PTA_MOVBE.
6746 (processor_alias_table): Add PTA_MOVBE to "atom".
6747 (override_options): Handle PTA_MOVBE.
6749 * config/i386/i386.h (TARGET_MOVBE): New.
6751 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6752 (*bswapsi_movbe): New.
6753 (*bswapdi_movbe): Likewise.
6754 (bswapdi2): Renamed to ...
6756 (bswapdi2): New expander.
6758 * config/i386/i386.opt (mmovbe): New.
6760 * doc/invoke.texi: Document -mmovbe.
6762 2009-05-21 Taras Glek <tglek@mozilla.com>
6764 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6765 * gcc-plugin.h (plugin_init): Updated signature.
6766 * gcc-plugin.h (plugin_name_args): Moved to this header.
6767 * doc/plugins.texi (plugin_init): Updated documention to reflect
6769 * doc/plugins.texi (plugin_name_args): Added to documention.
6771 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6773 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6774 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6776 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6778 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6779 JUMP_TABLE_DATA_P predicates where applicable.
6780 * config/i386/predicates.md: Ditto.
6781 * config/i386/sse.md: Ditto.
6783 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6785 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6786 operand2 -128 override length_immediate attribute to 1.
6787 * config/i386/predicates.md (constm128_operand): New predicate.
6789 * config/i386/i386.c (memory_address_length): Handle %r12
6790 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6792 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6793 mode look through optional ZERO_EXTEND and SUBREG.
6794 * config/i386/i386.md (R12_REG): New define_constant.
6795 (prefix_data16): For sse unit set also for MODE_TI insns.
6796 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6797 insns set if operand 1 is ext_QIreg_operand.
6798 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6799 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6801 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6802 mode from MODE_DI to MODE_SI.
6803 (movdi_1_rex64): Override modrm and length_immediate attributes
6804 only for movabs (TYPE_IMOV, alternative 2).
6805 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6806 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6807 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6808 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6809 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6810 prefix_rex attribute if DImode.
6811 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6812 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6813 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6814 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6815 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6816 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6817 Likewise. For TYPE_IMOV clear length_immediate attribute.
6818 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6819 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6820 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6821 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6822 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6823 or one operand TYPE_ISHIFT.
6824 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6825 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6826 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6827 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6828 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6829 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6830 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6831 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6832 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6833 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6834 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6835 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6836 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6837 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6838 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6839 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6840 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6841 set mode attribute, don't override length attribute.
6842 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6844 (return_internal_long): Set length attribute to 2 instead of 1.
6845 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6846 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6847 prefix_rex attribute.
6848 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6850 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6852 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6854 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6856 2009-05-20 Ian Lance Taylor <iant@google.com>
6858 * tree.c (build_tree_list_vec_stat): New function.
6859 (ctor_to_vec): New function.
6860 (build_nt_call_vec): New function.
6861 (build_call_array): Change args to be a const pointer.
6862 (build_call_vec): New function.
6863 * tree.h (build_nt_call_vec): Declare.
6864 (build_tree_list_vec_stat): Declare.
6865 (build_tree_list_vec): Define.
6866 (build_call_array): Update declaration.
6867 (build_call_vec): Declare.
6868 (ctor_to_vec): Declare.
6869 * c-common.c (tree_vector_cache): New static variable.
6870 (make_tree_vector): New function.
6871 (release_tree_vector): New function.
6872 (make_tree_vector_single): New function.
6873 (make_tree_vector_copy): New function.
6874 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6875 (make_tree_vector_single, make_tree_vector_copy): Declare.
6876 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6877 (c_parser_expr_list): Don't manage cache here, instead call
6879 (c_parser_release_expr_list): Remove static function.
6880 (c_parser_vec_to_tree_list): Remove static function.
6881 (c_parser_attributes): Call build_tree_list_vec instead of
6882 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6883 c_parser_release_expr_list.
6884 (c_parser_postfix_expression_after_primary): Likewise.
6885 (c_parser_objc_keywordexpr): Likewise.
6887 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6889 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6890 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6891 TARGET_CONVERT_TO_TYPE.
6892 * hooks.c (hook_tree_const_tree_null): Define.
6893 * hooks.h (hook_tree_const_tree_null): Declare.
6894 * target.h (struct gcc_target): Add invalid_parameter_type,
6895 invalid_return_type, promoted_type, and convert_to_type fields.
6896 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6897 (TARGET_INVALID_RETURN_TYPE): Define.
6898 (TARGET_PROMOTED_TYPE): Define.
6899 (TARGET_CONVERT_TO_TYPE): Define.
6900 (TARGET_INITIALIZER): Update for new fields.
6901 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6902 (grokparms): Check targetm.invalid_parameter_type.
6903 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6904 * c-convert.c (convert): Check targetm.convert_to_type.
6906 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6908 * config/mips/mips.md (*extenddi_truncate<mode>,
6909 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6911 (*extendhi_truncateqi): New define_insn_and_sptit.
6913 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6916 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6917 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6919 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6921 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6922 the operand of VIEW_CONVERT_EXPR.
6924 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6926 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6927 extended family and model for Intel processors. Support Intel Atom.
6929 2009-05-20 Olivier Hainque <hainque@adacore.com>
6931 * gstab.h (stab_code_type): Define, to be used instead of the
6932 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6934 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6935 occurrences by stab_code_type.
6936 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6938 2009-05-20 Martin Jambor <mjambor@suse.cz>
6940 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6941 (sra_insert_before): Likewise.
6942 (sra_insert_after): Likewise.
6943 (sra_init_cache): Likewise.
6944 (sra_type_can_be_decomposed_p): Likewise.
6945 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6946 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6947 (sra_insert_before): Likewise.
6948 (sra_insert_after): Likewise.
6949 (sra_init_cache): Likewise.
6950 (insert_edge_copies_seq): Made static and moved upwards.
6952 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6955 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6957 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6958 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6961 2009-05-20 Richard Guenther <rguenther@suse.de>
6963 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6964 with mismatched comparison modes.
6966 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6968 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6969 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6970 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6971 with shifts for Thumb2.
6972 (orsi_notsi): New for orn.
6973 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6974 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6975 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6976 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6977 Don't invert remainder for IOR.
6979 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6981 PR tree-optimization/40087
6982 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6983 number_of_iterations_ne): Rename never_infinite argument.
6984 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6985 number_of_iterations_le): Handle pointer-type ivs when
6986 exit_must_be_taken is false.
6987 (number_of_iterations_cond): Do not always assume that
6988 exit_must_be_taken if the control variable is a pointer.
6990 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6992 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6993 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6995 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6997 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6998 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
7000 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7003 * c.opt (Wlogical-op): Disabled by default.
7004 * c-opt (c_common_post_options): Do not enable Wlogical-op with
7006 * doc/invoke.texi (Wlogical-op): Likewise.
7008 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
7010 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
7012 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
7013 Propagate the type of the first operand.
7014 <ASSERT_EXPR>: Simplify.
7015 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
7016 Rewrite using the RHS code as discriminant.
7017 <NOP_EXPR>: Turn into CASE_CONVERT.
7018 <PLUS_EXPR>: Propagate the type of the first operand.
7020 2009-05-19 Steve Ellcey <sje@cup.hp.com>
7022 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
7023 (ia64_dconst_0_375): New.
7024 * config/ia64/ia64.c (ia64_override_options): Remove
7025 -minline-sqrt-min-latency warning.
7026 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
7027 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
7028 * config/ia64/ia64.md (*sqrt_approx): Remove.
7029 (sqrtsf2): Remove #if 0.
7030 (sqrtsf2_internal_thr): Rewrite and move to div.md.
7031 (sqrtdf): Remove assert.
7032 (sqrtdf2_internal_thr): Rewrite and move to div.md.
7033 (sqrtxf2): Remove #if 0.
7034 (sqrtxf2_internal_thr): Rewrite and move to div.md.
7035 * div.md (sqrt_approx_rf): New.
7036 (sqrtsf2_internal_thr): New implementation.
7037 (sqrtsf2_internal_lat): New.
7038 (sqrtdf2_internal_thr: New implementation.
7039 (sqrtxf2_internal): New implementation.
7041 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
7042 Hans-Peter Nilsson <hp@axis.com>
7044 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
7045 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
7046 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
7047 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
7048 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
7049 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
7050 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
7051 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
7052 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
7053 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
7054 * c-common.c: ...from here.
7056 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7058 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
7060 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7062 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
7064 2009-05-19 Ben Elliston <bje@au.ibm.com>
7066 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
7067 assignments with memcpy calls.
7068 (add_fdes): Likewise.
7069 (binary_search_unencoded_fdes): Likewise.
7070 (linear_search_fdes): Eliminate type puns.
7072 2009-05-19 Richard Guenther <rguenther@suse.de>
7074 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
7075 not falsely claim to have propagated into all uses.
7077 2009-05-19 Ben Elliston <bje@au.ibm.com>
7079 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
7082 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7084 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
7085 * config/sh/sh.c (sh_legitimate_address_p): Make static.
7086 (TARGET_LEGITIMATE_ADDRESS_P): New.
7087 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7088 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7090 2009-05-18 Dodji Seketeli <dodji@redhat.com>
7093 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
7094 child of the containing namespace's DIE.
7096 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
7098 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
7099 *zero_extendhi_truncqi): Move after the zero_extend patterns.
7100 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
7103 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
7106 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
7107 gen_align with gen_pad.
7108 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
7109 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
7111 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
7112 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
7114 * config/i386/i386.md (align): Renamed to ...
7115 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
7116 ASM_OUTPUT_MAX_SKIP_PAD.
7118 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
7120 * config.gcc: Fix variable syntax.
7123 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
7124 before calling exact_log2.
7125 (output_iorsi3): Likewise.
7126 (output_xorsi3): Likewise.
7128 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7130 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
7131 for the none zero constant operand except for EQ and NE
7132 comprisons even when the first operand is R0.
7134 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
7136 * config/s390/2064.md: Remove trailing whitespaces.
7137 * config/s390/2084.md: Likewise.
7138 * config/s390/constraints.md: Likewise.
7139 * config/s390/fixdfdi.h: Likewise.
7140 * config/s390/libgcc-glibc.ver: Likewise.
7141 * config/s390/s390-modes.def: Likewise.
7142 * config/s390/s390-protos.h: Likewise.
7143 * config/s390/s390.c: Likewise.
7144 * config/s390/s390.h: Likewise.
7145 * config/s390/s390.md: Likewise.
7146 * config/s390/tpf-unwind.h: Likewise.
7148 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7150 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
7152 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7155 * configure.ac (m68k-*-*): Check if binutils support TLS.
7156 * configure: Regenerate.
7157 * config/m68k/predicates.md (symbolic_operand): Extend comment.
7158 * config/m68k/constraints.md (Cu): New constraint.
7159 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
7160 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
7161 (movsi): Handle TLS symbols.
7162 (addsi3_5200): Handle XTLS symbols, indent.
7163 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
7164 (m68k_tls_reference_p): Declare.
7165 (m68k_legitimize_address): Declare.
7166 (m68k_unwrap_symbol): Declare.
7167 * config/m68k/m68k.opt (mxtls): New option.
7168 * config/m68k/m68k.c (ggc.h): Include.
7169 (m68k_output_dwarf_dtprel): Implement hook.
7170 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7171 (m68k_expand_prologue): Load GOT pointer when function needs it.
7172 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
7173 (m68k_legitimate_constant_address_p): Same.
7174 (m68k_decompose_address): Handle TLS references.
7175 (m68k_get_gp): New static function.
7176 (enum m68k_reloc): New contants.
7177 (TLS_RELOC_P): New macro.
7178 (m68k_wrap_symbol): New static function.
7179 (m68k_unwrap_symbol): New function.
7180 (m68k_final_prescan_insn_1): New static function.
7181 (m68k_final_prescan_insn): New function.
7182 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
7184 (legitimize_pic_address): Handle TLS references..
7185 (m68k_tls_get_addr, m68k_get_tls_get_addr)
7186 (m68k_libcall_value_in_a0_p)
7187 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
7188 (m68k_call_m68k_read_tp): Helper variables and functions for ...
7189 (m68k_legitimize_tls_address): Handle TLS references.
7190 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
7192 (m68k_legitimize_address): Handle TLS symbols.
7193 (m68k_get_reloc_decoration): New static function.
7194 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7196 (m68k_output_dwarf_dtprel): Implement hook.
7197 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7198 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7199 m68k_call_* routines.
7200 (sched_attr_op_type): Handle TLS symbols.
7201 (gt-m68k.h): Include.
7202 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
7203 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
7205 2009-05-18 Martin Jambor <mjambor@suse.cz>
7207 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
7208 (visit_store_addr_for_mod_analysis): New function.
7209 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
7210 (determine_cst_member_ptr): Use gimple_assign_single_p.
7211 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
7212 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7213 operands. Don't check number of operands of a NOP_EXPR.
7215 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7217 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7219 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7222 * c-common.c (warn_logical_operator): Don't warn if one of
7223 expression isn't always true or false.
7225 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7227 * config/i386/biarch32.h: New file.
7228 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7230 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7232 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7233 *zero_extend<mode>_truncqi): Merge these into ...
7234 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7235 Name the pattern following this as *zero_extendhi_truncqi.
7237 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7240 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7241 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7242 (output_info): Make field HOST_WIDEST_INT.
7243 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7244 (dump_bitmat_statistics): Same.
7246 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7248 * config.gcc (use_gcc_stdint): Set to wrap.
7249 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7250 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7251 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7252 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7253 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7254 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7255 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7256 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7258 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7260 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7262 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7263 Move definitions earlier.
7264 (OPT_ARCH64, OPT_ARCH32): Define.
7265 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7268 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7271 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
7274 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7276 * arm.md (movdi2): Copy non-reg values to DImode registers.
7278 2009-05-16 Jakub Jelinek <jakub@redhat.com>
7281 * final.c (label_to_max_skip): New function.
7282 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
7283 CODE_LABEL_NUMBER <= max_labelno.
7284 * output.h (label_to_max_skip): New prototype.
7285 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
7286 (ix86_avoid_jump_mispredicts): ... this. Don't define if
7287 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
7288 Handle CODE_LABELs with >= 16 byte alignment or with
7289 max_skip == (1 << align) - 1.
7290 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
7291 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
7294 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
7295 .p2align 3 if MAX_SKIP is smaller than 7.
7296 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7298 2009-05-15 Ian Lance Taylor <iant@google.com>
7300 * alias.c (struct alias_set_entry_d): Rename from struct
7301 alias_set_entry. Change all uses.
7302 * except.c (struct call_site_record_d): Rename from struct
7303 call_site_record. Change all uses.
7304 * except.h (struct eh_region_d): Rename from struct eh_region.
7306 * gcse.c (struct hash_table_d): Rename from struct hash_table.
7308 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
7309 ivtype_map_elt. Change all uses.
7310 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
7312 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
7313 * graphite.h (struct name_tree_d): Rename from struct name_tree.
7315 (struct sese_d): Rename from struct sese. Change all uses.
7316 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
7317 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
7318 * optabs.h (struct optab_d): Rename from struct optab. Change all
7320 (struct convert_optab_d): Rename from struct convert_optab.
7322 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
7323 ipa_opt_pass. Change all uses.
7324 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
7327 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
7328 defined as a typedef.
7329 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
7332 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7335 * fold-const.c (make_range,build_range_check,merge_ranges): Move
7337 (merge_ranges): Returns bool.
7338 * tree.h (make_range): .. to here.
7339 (build_range_check): Likewise.
7340 (merge_ranges): Likewise. Renamed from merge_ranges.
7341 * c-typeck.c (parser_build_binary_op): Update calls to
7342 warn_logical_operator.
7343 * c-common.c (warn_logical_operator): Add new warning.
7344 * c-common.h (warn_logical_operator): Update declaration.
7346 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7348 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
7350 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7352 * doc/install.texi: Document MPC requirements, flags etc.
7354 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
7355 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
7356 Evaluate constant arguments.
7357 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
7358 (fold_builtin_1): Likewise, also evaluate constant arguments.
7359 Remove superfluous break.
7360 (do_mpc_ckconv): New.
7361 * real.h: Include mpc.h.
7362 * toplev.c (print_version): Output MPC version info if available.
7364 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7366 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
7368 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
7370 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
7373 2009-05-15 Jan Hubicka <jh@suse.cz>
7375 * doc/invoke.texi (max-early-inliner-iterations): New flag.
7376 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
7377 (try_inline): Fix return value.
7378 (cgraph_decide_inlining_incrementally): Honor new value.
7379 (cgraph_early_inlining): Handle indirect inlining.
7380 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
7382 2009-05-15 Jan Hubicka <jh@suse.cz>
7384 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
7385 * cgraphunit.c (cgraph_finalize_function): Set it.
7386 (cgraph_expand_function): Use it.
7388 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7390 * real.c (encode_ieee_half): Define.
7391 (decode_ieee_half): Define.
7392 (ieee_half_format): Define.
7393 (arm_half_format): Define.
7394 * real.h (ieee_half_format): Declare.
7395 (arm_half_format): Declare.
7397 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7399 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
7400 swapped, and reversed optabs exist before trying to use them.
7402 2009-05-15 Paul Brook <paul@codesourcery.com>
7403 Sandra Loosemore <sandra@codesourcery.com>
7405 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
7406 loads. Allow PRE_DEC.
7407 (output_move_neon): Handle PRE_DEC.
7408 (arm_print_operand): Add 'A' for neon structure loads.
7409 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
7410 * config/arm/neon.md (neon_mov): Update comment.
7411 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
7413 (Um): New constraint.
7415 2009-05-15 Jan Hubicka <jh@suse.cz>
7417 Revert the following patch until testsuite fallout is fixed:
7418 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7419 * cgraph.h (struct inline_summary): New filed self_wize,
7420 size_inlining_benefit, self_time and time_inlining_benefit.
7421 (struct cgraph_global_info): Replace insns by time ans size fields.
7422 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7423 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7424 (ipcp_update_callgraph): Do not touch function bodies.
7425 * ipa-inline.c: Include except.h
7426 (MAX_TIME): New constant.
7427 (overall_insns): Remove
7428 (overall_size, max_benefit): New static variables.
7429 (cgraph_estimate_time_after_inlining): New function.
7430 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7431 (cgraph_clone_inlined_nodes): Update size.
7432 (cgraph_mark_inline_edge): Update size.
7433 (cgraph_estimate_growth): Use size info.
7434 (cgraph_check_inline_limits): Check size.
7435 (cgraph_default_inline_p): Likewise.
7436 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7437 (cgraph_decide_recursive_inlining): Check size.
7438 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7440 (cgraph_decide_inlining): Likewise.
7441 (cgraph_decide_inlining_incrementally): Likewise; honor
7442 PARAM_EARLY_INLINING_INSNS.
7443 (likely_eliminated_by_inlining_p): New predicate.
7444 (estimate_function_body_sizes): New function.
7445 (compute_inline_parameters): Use it.
7446 * except.c (must_not_throw_labels): New function.
7447 * except.h (must_not_throw_labels): Declare.
7448 * tree-inline.c (init_inline_once): Kill inlining_weigths
7449 * tree-ssa-structalias.c: Avoid uninitialized warning.
7450 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7451 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7452 (PARAM_INLINE_CALL_COST): Remove.
7453 (PARAM_EARLY_INLINING_INSNS): New.
7455 2009-05-15 Richard Guenther <rguenther@suse.de>
7457 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7458 not TODO_update_ssa.
7460 2009-05-15 Richard Guenther <rguenther@suse.de>
7462 PR tree-optimization/39999
7463 * gimple.h (gimple_expr_type): Use the expression type looking
7464 through useless conversions.
7465 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7466 (vn_nary_op_insert_stmt): Likewise.
7467 (simplify_binary_expression): Likewise.
7469 2009-05-15 Richard Guenther <rguenther@suse.de>
7471 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7472 New options, enabled by default.
7473 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7475 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7476 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7477 * tree-ssa-structalias.c (gate_tree_pta): New function.
7478 (pass_build_alias): Use it.
7480 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7482 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7483 recurse on an invariant address if a conversion from a pointer
7484 type to a wider integer type is involved.
7486 2009-05-15 Jan Hubicka <jh@suse.cz>
7488 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7489 * cgraph.h (struct inline_summary): New filed self_wize,
7490 size_inlining_benefit, self_time and time_inlining_benefit.
7491 (struct cgraph_global_info): Replace insns by time ans size fields.
7492 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7493 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7494 (ipcp_update_callgraph): Do not touch function bodies.
7495 * ipa-inline.c: Include except.h
7496 (MAX_TIME): New constant.
7497 (overall_insns): Remove
7498 (overall_size, max_benefit): New static variables.
7499 (cgraph_estimate_time_after_inlining): New function.
7500 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7501 (cgraph_clone_inlined_nodes): Update size.
7502 (cgraph_mark_inline_edge): Update size.
7503 (cgraph_estimate_growth): Use size info.
7504 (cgraph_check_inline_limits): Check size.
7505 (cgraph_default_inline_p): Likewise.
7506 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7507 (cgraph_decide_recursive_inlining): Check size.
7508 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7510 (cgraph_decide_inlining): Likewise.
7511 (cgraph_decide_inlining_incrementally): Likewise; honor
7512 PARAM_EARLY_INLINING_INSNS.
7513 (likely_eliminated_by_inlining_p): New predicate.
7514 (estimate_function_body_sizes): New function.
7515 (compute_inline_parameters): Use it.
7516 * except.c (must_not_throw_labels): New function.
7517 * except.h (must_not_throw_labels): Declare.
7518 * tree-inline.c (init_inline_once): Kill inlining_weigths
7519 * tree-ssa-structalias.c: Avoid uninitialized warning.
7520 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7521 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7522 (PARAM_INLINE_CALL_COST): Remove.
7523 (PARAM_EARLY_INLINING_INSNS): New.
7524 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7525 (inline-call-cost): Remove.
7526 (early-inlining-insns): New.
7528 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7530 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7532 (print_int_cst_bounds_in_octal_p): Likewise.
7533 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7535 * dwarf2out.c (base_type_die): Likewise.
7536 (is_subrange_type): Delete.
7537 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7538 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7539 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7540 if the destination type is boolean.
7541 (build_range_check): Do not special-case subtypes.
7542 (fold_sign_changed_comparison): Likewise.
7543 (fold_unary): Likewise.
7544 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7545 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7546 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7547 * tree.c (subrange_type_for_debug_p): New predicate based on the
7548 former is_subrange_type.
7549 * tree.h (subrange_type_for_debug_p): Declare.
7550 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7551 (convert_affine_scev): Remove call to above function.
7552 (chrec_convert_aggressive): Likewise.
7553 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7554 false for conversions involving subtypes.
7555 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7556 (vrp_val_min): Likewise.
7557 (needs_overflow_infinity): Likewise.
7558 (extract_range_from_unary_expr): Likewise.
7560 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7562 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7563 * config/frv/frv.c: Likewise.
7564 * config/s390/s390.c: Likewise.
7565 * config/sparc/sparc.h: Likewise.
7566 * config/i386/i386.h: Likewise.
7567 * config/i386/i386.c: Likewise.
7568 * config/crx/crx.c: Likewise.
7569 * config/m68hc11/m68hc11.h: Likewise.
7570 * config/iq2000/iq2000.c: Likewise.
7571 * config/mn10300/mn10300.h: Likewise.
7572 * config/mn10300/mn10300.c: Likewise.
7573 * config/m68k/m68k.c: Likewise.
7574 * config/rs6000/rs6000.c: Likewise.
7575 * config/rs6000/xcoff.h: Likewise.
7576 * config/rs6000/linux64.h: Likewise.
7577 * config/rs6000/sysv4.h: Likewise.
7578 * config/score/score3.c: Likewise.
7579 * config/score/score7.c: Likewise.
7580 * config/score/score.c: Likewise.
7581 * config/arm/arm.md: Likewise.
7582 * config/mips/mips.c: Likewise.
7583 * config/mips/mips.md: Likewise.
7584 * config/bfin/bfin.h: Likewise.
7585 * config/pa/pa.c: Likewise.
7586 * config/pa/constraints.md: Likewise.
7588 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7589 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7590 * config/pdp11/pdp11.h: Use memory_address_p instead.
7592 2009-05-14 Ian Lance Taylor <iant@google.com>
7594 * passes.c (finish_optimization_passes): Change i to int.
7595 * plugin.c (plugins_active_p): Change event to int.
7596 (dump_active_plugins): Likewise.
7597 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7599 * tree.c (tree_range_check_failed): Change c to unsigned int.
7600 (omp_clause_range_check_failed): Likewise.
7601 (build_common_builtin_nodes): Change mode to int. Add cast.
7602 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7603 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7605 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7606 ++ or -- with a variable of enum type.
7608 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7611 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7613 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7615 * store-motion.c: Do not include params.h
7616 * Makefile.in: Fix dependencies for various files.
7618 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7620 * auto-inc-dec.c: Fix pass description, remove apparent
7621 accidental duplication.
7623 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7626 * ipa-utils.h (memory_identifier_string): Moved to ...
7627 * tree.h (memory_identifier_string): Here. Add GTY(()).
7629 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7631 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7632 in the former documentation of...
7633 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7634 * ira-conflicts.c (get_dup_num): Use address_operand.
7635 * targhooks.c (default_legitimate_address_p): New.
7636 * targhooks.h (default_legitimate_address_p): New.
7637 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7639 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7640 * target.h (struct target): Add legitimate_address_p.
7641 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7642 (TARGET_INITIALIZER): Include it.
7644 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7645 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7646 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7647 (TARGET_LEGITIMATE_ADDRESS_P): New.
7649 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7650 (REG_OK_STRICT_P): Delete.
7651 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7652 (frv_legitimate_address_p_1): ... this.
7653 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7654 (frv_legitimate_address_p_1): ... the renamed old
7655 frv_legitimate_address_p.
7656 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7657 (TARGET_LEGITIMATE_ADDRESS_P): New.
7659 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7660 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7661 * config/s390/s390.c (legitimate_address_p): Rename to...
7662 (s390_legitimate_address_p): ... this, make static.
7663 (legitimize_address): Adjust call.
7664 (TARGET_LEGITIMATE_ADDRESS_P): New.
7665 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7667 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7668 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7669 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7670 (TARGET_LEGITIMATE_ADDRESS_P): New.
7672 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7673 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7674 * config/spu/spu.c (spu_legitimate_address): Rename to...
7675 (spu_legitimate_address_p): ... this, make static.
7676 (TARGET_LEGITIMATE_ADDRESS_P): New.
7678 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7679 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7680 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7681 (sparc_legitimate_address_p): ... this, make static and return bool.
7682 (legitimize_address): Adjust call.
7683 (TARGET_LEGITIMATE_ADDRESS_P): New.
7685 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7686 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7687 * config/i386/i386.c (legitimate_address_p): Rename to...
7688 (ix86_legitimate_address_p): ... this, make static.
7689 (constant_address_p): Move after it, adjust call.
7690 (TARGET_LEGITIMATE_ADDRESS_P): New.
7692 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7693 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7694 * config/avr/avr.c (legitimate_address_p): Rename to...
7695 (avr_legitimate_address_p): ... this, make static.
7696 (legitimize_address): Adjust call.
7697 (TARGET_LEGITIMATE_ADDRESS_P): New.
7699 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7700 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7701 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7702 (TARGET_LEGITIMATE_ADDRESS_P): New.
7704 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7705 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7706 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7707 (TARGET_LEGITIMATE_ADDRESS_P): New.
7709 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7710 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7712 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7714 (TARGET_LEGITIMATE_ADDRESS_P): New.
7716 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7717 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7719 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7721 (m68hc11_legitimate_address_p): ... this, make static.
7722 (go_if_legitimate_address_internal): Rename to...
7723 (m68hc11_legitimate_address_p_1): ... this.
7724 (legitimize_address): Adjust call.
7725 (TARGET_LEGITIMATE_ADDRESS_P): New.
7727 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7728 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7729 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7730 (TARGET_LEGITIMATE_ADDRESS_P): New.
7732 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7733 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7734 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7735 (mn10300_legitimate_address_p): ... this, make static.
7736 (TARGET_LEGITIMATE_ADDRESS_P): New.
7738 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7739 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7740 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7741 (TARGET_LEGITIMATE_ADDRESS_P): New.
7743 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7744 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7745 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7746 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7747 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7748 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7749 (rs6000_legitimate_address_p): ... this, make static.
7750 (TARGET_LEGITIMATE_ADDRESS_P): New.
7751 (REG_MODE_OK_FOR_BASE_P): Delete.
7752 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7754 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7755 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7757 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7758 static, adjust types.
7759 (TARGET_LEGITIMATE_ADDRESS_P): New.
7761 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7762 * config/score/score.c (score_address_p): Rename to...
7763 (score_legitimate_address_p): ... this.
7764 (TARGET_LEGITIMATE_ADDRESS_P): New.
7765 * config/score/score3.c (score3_address_p): Rename to...
7766 (score3_legitimate_address_p): ... this.
7767 * config/score/score7.c (score7_address_p): Rename to...
7768 (score7_legitimate_address_p): ... this.
7770 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7771 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7772 GO_IF_LEGITIMATE_ADDRESS): Delete.
7773 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7774 thumb2_legitimate_address_p): Delete.
7775 (arm_legitimate_address_p): Rename to...
7776 (arm_legitimate_address_outer_p): ... this.
7777 * config/arm/constraints.md ("Uq"): Adjust call.
7778 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7779 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7781 (arm_legitimate_address_outer_p): ... this.
7782 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7784 (TARGET_LEGITIMATE_ADDRESS_P): New.
7786 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7787 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7788 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7789 (TARGET_LEGITIMATE_ADDRESS_P): New.
7791 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7792 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7793 * config/vax/vax.c (legitimate_address_p): Rename to...
7794 (vax_legitimate_address_p): ... this, make static.
7795 (TARGET_LEGITIMATE_ADDRESS_P): New.
7797 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7798 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7799 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7800 (TARGET_LEGITIMATE_ADDRESS_P): New.
7802 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7803 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7804 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7805 (mmix_legitimate_address_p): ... this, make static.
7806 (TARGET_LEGITIMATE_ADDRESS_P): New.
7808 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7809 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7810 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7811 (TARGET_LEGITIMATE_ADDRESS_P): New.
7813 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7815 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7816 of MODE_COMPLEX_INT.
7818 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7820 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7821 LCT_NORMAL in function call.
7822 * mips-tdump.c (print_file_desc): Add cast to enum type.
7823 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7824 (mark_stabs): Add casts to enum types.
7825 (parse_stabs_common): Add casts to enum types.
7827 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7829 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7830 Check for invalid values of LETTER.
7832 2009-05-13 Taras Glek <tglek@mozilla.com>
7834 * attribs.c (register_attribute): moved out attribute registration
7835 into register_attribute.
7836 * doc/plugins.texi: Documented register_attribute and
7838 * gcc-plugin.h: Added forward decl for register_attribute.
7839 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7840 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7841 PLUGIN_ATTRIBUTES boilerplate.
7843 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7845 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7846 values even in sentinel and empty entries.
7847 (ms_printf_flag_specs): Likewise.
7848 (ms_scanf_flag_specs): Likewise.
7849 (ms_strftime_flag_specs): Likewise.
7850 (ms_print_char_table): Likewise.
7851 (ms_scan_char_table): Likewise.
7852 (ms_time_char_table): Likewise.
7854 2009-05-13 Doug Kwan <dougkwan@google.com>
7856 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7858 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7860 * config/mips/mips.md (store): Add attributes for QI and HI.
7862 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7863 (truncdi<mode>2): ... this new pattern.
7865 2009-05-13 Brad Hards <bradh@kde.org>
7867 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7869 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7870 Ben Elliston <bje@au.ibm.com>
7873 * dse.c (check_mem_read_rtx): Guard against width == -1.
7875 2009-05-13 Michael Matz <matz@suse.de>
7878 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7879 (trivially_conflicts_p): New function.
7880 (insert_backedge_copies): Use it.
7882 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7884 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7885 (handle_stdc_pragma): Use new enum constant names.
7886 (handle_pragma_float_const_decimal64): Ditto.
7888 2009-05-13 Ian Lance Taylor <iant@google.com>
7890 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7893 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7895 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7896 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7898 * config/m68k/m68k.h (FL_UCLINUX): Define.
7900 2009-05-13 Jan Hubicka <jh@suse.cz>
7902 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7904 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7906 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7907 unless -fschedule-insns is specified.
7909 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7912 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7913 TARGET_EXPAND_CBRANCHDI4.
7914 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7915 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7916 (cmpeqdi): Fix comment.
7918 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7920 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7921 (sh_legitimate_address_p): Likewise.
7922 * config/sh/sh.c (sh_legitimate_index_p): New.
7923 (sh_legitimate_address_p): Likewise.
7924 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7925 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7926 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7927 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7928 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7929 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7930 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7931 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7932 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7934 2009-05-12 Jan Hubicka <jh@suse.cz>
7936 * tree-inline.c (estimate_operator_cost): Add operands;
7937 when division happens by constant, it is cheap.
7938 (estimate_num_insns): Loads and stores are not having cost of 0;
7939 EH magic stuff is cheap; when computing runtime cost of switch,
7940 use log2 base of amount of its cases; builtin_expect has cost of 0;
7941 compute cost for moving return value of call.
7942 (init_inline_once): Initialize time_based flags.
7943 * tree-inline.h (eni_weights_d): Add time_based flag.
7945 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7947 * df-core.c: Update head documentation.
7949 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7952 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7953 shadowing exisiting variable op1.
7955 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7958 * config/i386/driver-i386.c (processor_signatures): New enum.
7959 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7960 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7961 processor signature to detect geode processor.
7963 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7967 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7969 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7970 causes spurious differences between trunk and cond-optab branch.
7972 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7974 * dojump.c (compare_from_rtx): Delete.
7975 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7976 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7977 if the comparison does not satisfy the predicate; test predicates for
7978 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7979 further if one existing pattern fails.
7980 * expr.h (compare_from_rtx): Delete.
7981 (prepare_operand): Declare it.
7982 * optabs.c: Change "lib call" to "libcall" throughout.
7983 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7984 HAVE_conditional_trap, emit_cmp_insn): Delete.
7985 (can_compare_p): Delete cmp_optab case.
7986 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7987 Accept other parameters by value.
7988 (prepare_operand): Make non-static.
7989 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7990 other parameters by value. Try to widen operands here based on
7991 an optab_methods argument and looking at cbranch_optab.
7992 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7993 loop. Use cbranch_optab directly.
7994 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7995 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7997 (emit_conditional_move, emit_conditional_add): Inline what's needed
7998 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7999 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
8000 with COMPARE. Move cmov_optab and cstore_optab above
8001 with cbranch_optab, move cmp_optab down with ucmp_optab,
8002 remove tst_otpab. Do not initialize trap_rtx.
8003 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
8004 for trap code. Do not check HAVE_conditional_trap. Use
8005 prepare_cmp_insn. Accept no predicate for operand 3.
8006 * optabs.h (OTI_cmp): Mark as used only for libcalls.
8007 (OTI_ctrap, ctrap_optab): New.
8008 (tst_optab): Delete.
8009 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
8010 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
8011 with lookup of ctrap_optab.
8012 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
8016 * combine.c (combine_simplify_rtx, simplify_set): Do not
8017 special case comparing against zero for cc0 machines.
8018 * simplify-rtx.c (simplify_binary_operation_1): Never remove
8019 COMPARE on cc0 machines.
8020 (simplify_relational_operation): Return a new expression when
8021 a COMPARE could be removed.
8022 * final.c (final_scan_insn): Compare cc_status values
8023 against LHS of a (compare FOO (const_int 0)) cc0 source.
8024 Also check if cc_status.value is the full compare.
8026 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
8027 (cstoreMM4): Document.
8028 (conditional_trap): Document ctrapMM4 instead.
8029 (sync_compare_and_swapMM): Refer to cbranchcc4.
8030 (Dependent Patterns): Eliminate obsolete information referring to
8031 the old jump optimization phase.
8032 (Canonicalization): Include cbranchcc4 case, omit canonicalization
8033 of compares with 0 on cc0 machines.
8034 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
8035 avoiding references to cc0. Remove text about storing operands
8037 * doc/tm.texi (Condition Codes): Include blurb on different
8038 condition code representations, separate into subsections for
8039 CC0, MODE_CC and conditional execution.
8041 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
8042 alpha_emit_setcc): Accept operands and a machine mode.
8043 * config/alpha/alpha.c (alpha_emit_conditional_branch):
8044 Get code/op0/op1 from operands, use machine mode argument
8045 instead of alpha_compare.fp_p. Emit the branch here.
8046 (alpha_emit_setcc): Likewise, and return boolean.
8047 (alpha_emit_conditional_move): Likewise. Assert that
8048 cmp_op_mode == cmp_mode, and simplify accordingly.
8049 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
8050 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
8051 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
8053 (stack probe test): Use cbranchdi4.
8054 * config/alpha/predicates.md (alpha_cbranch_operator): New.
8056 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
8057 * config/arc/arc.h (movsicc, movsfcc): Use it.
8058 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
8059 (cbranchsi4, cstoresi4): New.
8060 (cmpsi, bCC and sCC expanders): Remove.
8062 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
8063 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
8064 * config/arm/predicates.md (arm_comparison_operator): Only include
8065 floating-point operators if there is a hardware floating-point unit.
8066 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
8067 deferring to cbranch_cc and cstore_cc respectively.
8068 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
8069 cbranch_cc, cstore_cc): New.
8070 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
8072 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
8074 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
8075 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
8077 (adjust_insn_length): Adjust calls.
8078 (avr_reorg): Handle (compare (foo) (const_int 0)).
8079 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
8080 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
8081 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
8082 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
8084 (cbranchqi4, cbranchhi4, cbranchsi4): New.
8085 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
8087 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
8088 (cbranchsi4, cstorebi4, cstoresi4): New.
8089 (movbisi): This insn is duplicate, split it to zero_extend.
8090 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
8091 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
8092 (bfin_optimize_loop): Use cbranch expander.
8093 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
8094 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
8095 (bfin_bimode_comparison_operator): ... this.
8096 (bfin_direct_comparison_operator): New.
8098 * config/cris/cris.c (cris_normal_notice_update_cc): Look
8099 inside (compare FOO (const_int 0)).
8100 (cris_rtx_costs): Handle ZERO_EXTRACT.
8101 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
8102 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
8103 (*tstdi_v32): Delete.
8104 (*cmpdi_non_v32): Add M alternative for operand 1.
8105 (cmpsi, cmp<mode>): Make private.
8106 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
8108 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
8110 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
8111 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
8112 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
8113 (cc_reg_operand): New.
8115 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
8116 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
8117 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
8118 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
8119 crx_expand_scond): Delete.
8121 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
8123 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
8124 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
8126 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
8127 cstoresi4, cstoresf4, cstoredf4): New.
8128 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
8129 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8130 Receive the entire operands array.
8131 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
8132 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
8133 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8134 Get test/op0/op1 from the operands array.
8135 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
8137 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
8138 (h8300_expand_store): New.
8139 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
8141 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
8142 (h8300_expand_store): New.
8143 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
8144 or do not try to produce (set (cc0) REG).
8145 (peepholes): Wrap arguments with COMPARE. Add a peephole to
8146 change a compare into a move to a scratch register. Disable some
8147 peepholes when comparing with zero.
8148 (tstsi, tsthi, tstsi, cmpqi): Make private.
8151 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
8154 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
8155 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
8156 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
8157 (ix86_emit_i387_log1p): Use cbranchxf2.
8158 (ix86_expand_setcc): Return void.
8159 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
8160 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
8161 cmp<MODEF>, cmpcc): Remove.
8162 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
8163 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
8164 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
8165 (sCC and bCC expanders): Remove.
8166 (stack_protect_test): Use cbranchcc4.
8168 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
8170 (ia64_expand_compare): Accept three rtx by reference and return void.
8171 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
8172 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
8173 from *expr. Update *expr with the BImode comparison to do.
8174 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
8175 cmptf, bCC, sCC, conditional_trap): Delete.
8176 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
8177 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
8178 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
8179 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
8180 * config/ia64/predicates.md (ia64_cbranch_operator): New.
8182 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
8183 type of last argument.
8184 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
8185 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
8186 use machine mode argument instead of branch_type. Remove dead
8187 code for floating-point comparisons.
8188 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
8189 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
8191 (cbranchsi4, cstoresi4): New.
8192 * config/iq2000/predicates.md (reg_or_const_operand): New.
8194 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8195 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8196 (b<code>_op): Rewrite to...
8197 (bcc_op): ... this, using match_operator.
8198 (s<code>_op): Rewrite to...
8199 (scc_op): ... this, using match_operator.
8200 (s<code>_24_op): Rewrite to...
8201 (scc_op_24): ... this, using match_operator.
8202 (s<code>_<mode>): Rewrite to...
8203 (cstore<mode>4): ... this, using match_operator.
8204 (s<code>_<mode>_24): Rewrite to...
8205 (cstore<mode>4_24): ... this, using match_operator.
8206 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
8207 m32c_unpend_compare, m32c_expand_scc): Delete.
8208 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
8209 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
8210 (m32c_expand_movcc): Change NE to EQ if necessary.
8211 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8213 * config/m32r/m32r-protos.h (gen_cond_store): New.
8214 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8215 (gen_cond_store): New, from sCC patterns.
8216 (m32r_expand_block_move): Use cbranchsi4.
8217 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8218 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8219 (cbranchsi4, cstoresi4): New.
8221 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8223 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8224 (m68hc11_notice_update_cc): Look into a compare with 0.
8225 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8227 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8228 cmphi, cmpqi, bCC): Delete.
8229 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8230 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8231 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8234 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8235 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8236 * config/m68k/constraints.md (H): New.
8237 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8238 the define_insn below.
8239 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8240 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8241 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8242 patterns): Wrap RHS with COMPARE.
8243 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8244 (*cmpdi_internal): Name this pattern.
8245 (cmpdi): Change to define_insn.
8246 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8247 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8248 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8250 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8251 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8252 (conditional_trap): Change to...
8253 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8254 (*conditional_trap): Use the ordered_comparison_operator and
8255 const1_operand predicates.
8256 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8257 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8258 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8259 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8261 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8262 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8263 (mcore_gen_compare): New.
8264 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8265 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8266 (mcore_gen_compare): ... this.
8267 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8268 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8269 (stack probe pattern): Use cbranchsi4.
8271 * config/mips/predicates.md (mips_cstore_operator): New.
8272 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
8273 * config/mips/mips.md (any_cond): Delete.
8274 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
8276 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
8277 fixuns_truncsfdi2): Use cbranch patterns.
8278 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
8279 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
8280 Adjust call to mips_expand_conditional_branch.
8281 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
8283 * config/mips/mips-protos.h (mips_expand_conditional_branch,
8284 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
8285 * config/mips/mips.c (cmp_operands): Delete.
8286 (mips_emit_compare): Get comparison operands from *op0/*op1.
8287 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
8288 that it succeeds. Use op0/op1 instead of cmp_operands.
8289 (mips_expand_conditional_branch, mips_expand_conditional_move,
8290 mips_expand_conditional_trap): Likewise.
8291 (mips_block_move_loop): Use cbranch patterns.
8292 * config/mips/mips.h (cmp_operands): Delete.
8294 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
8295 (mmix_gen_compare_reg): Just return a register in the right CC mode.
8296 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
8297 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
8298 (*cmpcc_folded): Rename to...
8299 (*cmpdi_folded): this.
8300 (*cmpcc): Rename to...
8302 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
8305 (cbranchdf4): New. Handle invalid comparisons here.
8306 * config/mmix/predicates.md (float_comparison_operator): New.
8308 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
8309 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
8310 * config/mn10300/mn10300.md (tst): Delete.
8311 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
8312 Name these patterns and wrap RHS in a compare.
8313 (*cmpsi): Make this pattern private. Include tst.
8314 (*cmpsf): Make this pattern private.
8315 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
8316 (compare with zero peepholes): Likewise.
8318 (cbranchsi4, cbranchsf4): New.
8319 (casesi): Use cbranchsi4.
8321 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
8322 hppa_branch_type): Delete.
8323 (return_addr_rtx): Use cbranchsi4.
8324 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
8325 Emit CCFPmode comparison here.
8326 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
8327 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
8328 hppa_branch_type): Delete.
8329 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
8330 (movsicc, movdicc): Remove references to hppa_compare_op0,
8331 hppa_compare_op1 and compare_from_rtx.
8332 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
8333 (casesi): Use cbranchsi4.
8335 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
8336 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
8337 * config/pdp11/pdp11.md (register_or_const0_operand): New.
8338 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
8339 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
8341 (cbranchdf4, cbranchhi4, cbranchqi4): New.
8342 (*branch, *branch_inverted): New.
8344 * config/picochip/picochip.md (cbranchhi4): Use
8345 ordered_comparison_operator.
8346 (cmphi, bCC): Remove.
8348 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
8349 (trap_comparison_operator): Delete.
8350 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
8351 rs6000_emit_cbranch): Accept mode and operands.
8352 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
8353 rs6000_compare_fp_p): Delete.
8354 (rs6000_generate_compare): Accept mode and comparison. Extract code
8355 and op0/op1 from there. Replace references to rs6000_compare_op0
8356 and rs6000_compare_op1.
8357 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
8358 extract result from passed operands.
8359 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
8360 extract loc from passed operands.
8361 (rs6000_emit_cmove): Likewise.
8362 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
8363 rs6000_compare_fp_p): Delete.
8364 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
8365 (cbranch<GPR>4, cbranch<FP>4): New.
8366 (cstore<mode>4): New. Consolidate here all choices about when to use
8367 portable or specialized sCC sequences.
8368 (stack_protect_test): Use cbranchsi4.
8369 (conditional_trap): Replace with ctrap<GPR>4.
8370 (conditional trap insn): Replace trap_comparison_operator with
8371 ordered_comparison_operator.
8373 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
8374 (s390_emit_prologue): Use ctrap.
8375 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
8376 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
8377 New predicates replacing...
8378 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
8379 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
8380 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
8381 (add<mode>cc): Do not use s390_compare_op0/op1.
8382 (s<code>): Change to...
8383 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
8385 (cstorecc4): ... this. Handle EQ or NE equally.
8386 (*sne): Un-privatize for use in cstorecc4.
8387 (b<code>): Change to...
8388 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
8389 (conditional_trap): Replace with...
8390 (ctrap<GPR>4, ctrap<FP>4): ... these.
8391 (stack_protect): Use cbranchcc4.
8393 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
8394 * config/score/score-protos.h (score_gen_cmp): Delete.
8395 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
8396 (score_block_move-loop): Use cbranchsi4.
8397 * config/score/score.md (cbranchsi4): New.
8398 (cmpsi, bCC): Delete.
8399 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
8400 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8401 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
8402 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8403 * config/score/score3.h (score3_gen_cmp): Delete.
8404 * config/score/score7.h (score7_gen_cmp): Delete.
8406 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
8407 (sh_emit_scc_to_t): ... this. Return void.
8408 (from_compare): Rename to...
8409 (sh_emit_compare_and_branch): ... this.
8410 (sh_emit_compare_and_set): New.
8411 (sh_expand_t_scc): Accept operands.
8412 * config/sh/predicates.md (sh_float_comparison_operator): New.
8413 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
8414 (prepare_scc_operands): Rename to...
8415 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
8417 (sh_emit_cheap_store_flag): New.
8418 (sh_emit_set_t_insn): New.
8419 (from_compare): Rename to...
8420 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
8421 handling of TARGET_SH2E floating point to avoid recursive call.
8422 Generate branch here.
8423 (sh_emit_compare_and_set): New.
8424 (sh_expand_t_scc): Get op0/op1 from arguments.
8425 (sh_emit_cheap_store_flag): New.
8426 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
8428 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
8429 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
8430 (movsicc, movdicc): Do nothing when it recreated operands from
8431 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
8432 prepare_scc_operands (now sh_emit_scc_to_t).
8433 (udivdi3): Use cstoresi4.
8434 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
8435 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
8436 (cbranchint4_media, cbranchfp4_media): New.
8437 (casesi): Use cbranchdi4.
8438 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8440 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8441 (movnegt): Remove second operand.
8442 (cbranchsf4, cbranchdf4): New.
8443 (stack_protect): Use cbranchdi4/cbranchsi4.
8445 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8446 (gen_compare_reg): Accept comparison, extract part of it to...
8447 (gen_compare_reg_1): ... this.
8448 (gen_compare_operator): Delete.
8449 (gen_v9_scc): Accept separate destination, comparison code and arms.
8450 Do not use sparc_compare_op0/sparc_compare_op1.
8451 (emit_scc_insn, emit_conditional_branch_insn): New.
8452 (emit_v9_brxx): Make static. Remove useless assertion.
8453 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8455 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8456 * config/sparc/sparc-protos.h (gen_compare_reg,
8457 sparc_emit_float_lib_cmp): Adjust prototype.
8458 (emit_scc_insn, emit_conditional_branch_insn): New.
8459 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8460 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8461 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8462 iterators to the top.
8463 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8464 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8465 snedi_special_trunc): Delete.
8466 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8467 and snedi_special_trunc.
8468 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8469 cbranchdi4, cbranch<F:mode>4): New.
8470 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8471 here. Use gen_compare_reg instead of gen_compare_operator.
8472 (conditional_trap): Replace with...
8473 (ctrapsi4, ctrapdi4): ... this.
8474 (stack_protect_test): Use cbranchcc4.
8476 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8478 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8479 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8480 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8481 from operands[0] or operands[3] depending on is_set.
8482 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8483 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8484 cmpdf, bCC), sCC: Remove.
8485 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8486 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8488 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8489 spu_emit_branch_or_set.
8491 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8493 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8494 xstormy16_compare_op1): Delete.
8495 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8496 xstormy16_compare_op1): Delete.
8497 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8499 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8500 (cmphi, cmpsi, bCC): Remove.
8502 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8503 (*cmpsi): ... this one.
8504 (cbranchsi4, cstoresi4): New.
8505 (bCC expanders): Delete.
8506 (sCC insns): Fold into...
8507 (*setcc): ... this one.
8508 (casesi): Do not use gen_cmpsi and gen_bgtu.
8509 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8510 (movsicc): Simplify.
8511 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8513 * config/vax/vax-protos.h (cond_name): New.
8514 (vax_output_conditional_branch): Remove.
8515 * config/vax/vax.c (cond_name): New.
8516 (vax_output_conditional_branch): Remove.
8517 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8518 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8519 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8520 (bit<VAXint>): Wrap source with (compare).
8521 (b<code> and following unnamed pattern): Rename to *branch and
8522 *branch_reversed. Change macroization to match_operator.
8523 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8525 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8526 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8527 Change last argument to machine_mode.
8528 (xtensa_expand_scc): Add machine_mode argument.
8529 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8530 (gen_conditional_move, xtensa_expand_conditional_branch,
8531 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8532 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8533 Adjust operand numbers.
8534 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8536 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8537 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8538 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8540 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8542 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8543 causes spurious differences between trunk and cond-optab branch.
8545 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8548 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8550 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8552 * tree.c (iterative_hash_pointer): Delete.
8553 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8554 Hash UIDs and versions of SSA names. Don't special-case built-in
8555 function declarations.
8557 2009-05-11 Ian Lance Taylor <iant@google.com>
8560 * graphite.c: Force -Wc++-compat to only be a warning before
8561 #including "cloog/cloog.h".
8563 2009-05-11 Martin Jambor <mjambor@suse.cz>
8565 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8567 2009-05-11 Jan Hubicka <jh@suse.cz>
8569 * tree-ssa-loop-ivcanon.c: Include target.h
8570 (struct loop_size): new structure.
8571 (constant_after_peeling): New predicate.
8572 (tree_estimate_loop_size): New function.
8573 (estimated_unrolled_size): Rewrite for new estimates.
8574 (try_unroll_loop_completely): Use new estimates.
8575 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8577 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8579 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8580 libcpp interface change.
8581 (spu_macro_to_expand): Likewise.
8583 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8585 PR tree-optimization/40026
8586 * gimplify.c (gimplify_init_constructor): Change initial conditional
8587 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8588 optimize_compound_literals_in_ctor.
8590 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8592 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8594 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8596 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8598 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8599 HOST_WIDE_INT for gap.
8601 2009-05-11 Ira Rosen <irar@il.ibm.com>
8603 PR tree-optimization/40074
8604 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8605 account in group size and step comparison.
8607 2009-05-11 Richard Guenther <rguenther@suse.de>
8609 * passes.c (init_optimization_passes): Strip now incorrect comment.
8610 (execute_function_todo): Do not set PROP_alias.
8611 * tree-pass.h (PROP_alias): Remove.
8612 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8613 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8614 * tree-nrv.c (pass_return_slot): Likewise.
8615 * tree-object-size.c (pass_object_sizes): Likewise.
8616 * tree-ssa-dom.c (pass_dominator): Likewise.
8617 (pass_phi_only_cprop): Likewise.
8618 * tree-ssa-dse.c (pass_dse): Likewise.
8619 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8620 (pass_cselim): Likewise.
8621 * tree-ssa-pre.c (pass_pre): Likewise.
8622 (pass_fre): Likewise.
8623 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8624 * tree-ssa-sink.c (pass_sink_code): Likewise.
8625 * tree-stdarg.c (pass_stdarg): Likewise.
8626 * tree-tailcall.c (pass_tail_calls): Likewise.
8627 * tree-vrp.c (pass_vrp): Likewise.
8629 2009-05-10 Ian Lance Taylor <iant@google.com>
8631 * basic-block.h (enum profile_status): Break out of struct
8633 * cgraph.h (struct inline_summary): Break out of struct
8635 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8636 of struct cgraph_order_sort.
8637 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8638 * cse.c (struct branch_path): Break out of struct
8639 cse_basic_block_data.
8640 * except.h (enum eh_region_type): Break out of struct eh_region.
8641 * gcc.c (enum add_del): Break out of struct modify_target.
8642 * genrecog.c (enum decision_type): Break out of struct decision_test.
8643 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8645 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8646 * regmove.c (enum match_use): New enum, broken out of struct match.
8647 * sched-int.h (enum post_call_group): New enum, broken out of
8649 (struct deps_reg): Break out of struct deps.
8650 * target.h (struct asm_int_op): Break out of struct gcc_target.
8651 * tree-eh.c (struct goto_queue_node): Break out of struct
8653 * tree-inline.h (enum copy_body_cge_which): Break out of
8655 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8657 * c-decl.c (in_struct, struct_types): New static variables.
8658 (pushtag): Add loc parameter. Change all callers.
8659 (lookup_tag): Add ploc parameter. Change all callers.
8660 (check_compound_literal_type): New function.
8661 (parser_xref_tag): Add loc parameter. Change all callers. If
8662 -Wc++-compat, warn about struct/union/enum types defined within a
8664 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8665 and loc parameters. Change all callers. Change error calls to
8666 error_at, using loc. For a redefinition, if the location of the
8667 original definition is known, report it. Set in_struct and
8668 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8669 (finish_struct): Add new parameters enclosing_in_struct and
8670 enclosing_struct_types. Change all callers. Set
8671 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8672 in the struct. If in a struct, add this struct to struct_types.
8673 (start_enum): Add loc parameter. Change all callers. Use
8674 error_at for errors, using loc. For a redefinition, if the
8675 location of the original definition is known, report it. If in a
8676 struct, add this enum type to struct_types. If -Wc++-compat warn
8677 if in sizeof, typeof, or alignof.
8678 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8679 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8680 (c_parser_enum_specifier): Get enum location for start_enum.
8681 (c_parser_struct_or_union_specifier): Get struct location for
8682 start_struct. Save in_struct and struct_types status between
8683 start_struct and finish_struct.
8684 (c_parser_cast_expression): Get location of cast.
8685 (c_parser_alignof_expression): Get location of type.
8686 (c_parser_postfix_expression): Likewise.
8687 (c_parser_postfix_expression_after_paren_type): Add type_loc
8688 parameter. Change all callers. Call check_compound_literal_type.
8689 Use type_loc for error about variable size type.
8690 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8691 of an enum constant from an enum type defined in a struct or union.
8692 (c_cast_expr): Add loc parameter. Change all callers. If
8693 -Wc++-compat, warn about defining a type in a cast.
8694 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8695 (start_enum, start_struct, finish_struct): Update declarations.
8696 (parser_xref_tag, c_cast_expr): Update declarations.
8697 (check_compound_literal_type): Declare.
8699 2009-05-11 Ben Elliston <bje@au.ibm.com>
8701 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8702 for recent libcpp interface change.
8703 (rs6000_macro_to_expand): Likewise.
8705 2009-05-10 Michael Matz <matz@suse.de>
8708 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8709 not at entry of function.
8711 2009-05-10 Richard Guenther <rguenther@suse.de>
8713 PR tree-optimization/40081
8715 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8716 using the main variant of the element type. Do not fiddle with
8717 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8719 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8720 structs with volatile fields.
8722 2009-05-10 Jan Hubicka <jh@suse.cz>
8724 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8725 (estimate_move_cost): Assert that it does not get called for
8727 (estimate_num_insns): Skip VOID types in argument handling.
8728 (optimize_inline_calls): Delete unreachable blocks and verify that
8731 2009-05-10 Jan Hubicka <jh@suse.cz>
8733 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8734 * cgraph.c (cgraph_mark_address_taken_node): New function.
8735 (dump_cgraph_node): Dump new flag.
8736 * cgraph.h (struct cgraph_node): Add address_taken.
8737 (cgraph_mark_address_taken_node): New function.
8738 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8739 since new direct calls can be born.
8741 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8743 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8746 2009-05-10 Jan Hubicka <jh@suse.cz>
8749 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8751 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8752 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8753 * tree-inline.c (copy_bb): Set frequency correctly.
8754 (fold_marked_statements): Update call to
8755 cgraph_update_edges_for_call_stmt.
8757 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8759 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8760 identifiers in diagnostics.
8761 * config/arm/arm.c (arm_handle_fndecl_attribute,
8762 arm_handle_isr_attribute): Likewise.
8763 * config/avr/avr.c (avr_handle_progmem_attribute,
8764 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8765 * config/bfin/bfin.c (handle_int_attribute,
8766 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8767 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8768 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8770 * config/darwin.c (darwin_handle_kext_attribute,
8771 darwin_handle_weak_import_attribute): Likewise.
8772 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8773 h8300_handle_eightbit_data_attribute,
8774 h8300_handle_tiny_data_attribute): Likewise.
8775 * config/i386/i386.c (ix86_handle_cconv_attribute,
8776 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8777 * config/i386/winnt.c (ix86_handle_shared_attribute,
8778 ix86_handle_selectany_attribute): Likewise.
8779 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8780 * config/m32c/m32c.c (function_vector_handler): Likewise.
8781 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8782 m68hc11_handle_fntype_attribute): Likewise.
8783 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8784 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8785 * config/mips/mips.c (mips_insert_attributes,
8786 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8787 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8788 rs6000_handle_struct_attribute): Likewise.
8789 * config/sh/sh.c (sh_insert_attributes,
8790 sh_handle_resbank_handler_attribute,
8791 sh_handle_interrupt_handler_attribute,
8792 sh2a_handle_function_vector_handler_attribute,
8793 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8795 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8796 * config/spu/spu.c (spu_handle_fndecl_attribute,
8797 spu_handle_vector_attribute): Likewise.
8798 * config/stormy16/stormy16.c
8799 (xstormy16_handle_interrupt_attribute): Likewise.
8800 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8801 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8803 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8805 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8806 (pp_translate_identifiers): New.
8807 (pp_identifier): Only conditionally translate identifier to locale
8809 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8810 (pp_base_tree_identifier): Only conditionally translate identifier
8811 to locale character set.
8812 * c-pretty-print.c (M_): Define.
8813 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8814 fragments for conditional translation with M_.
8815 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8816 identifier translation.
8818 2009-05-10 Richard Guenther <rguenther@suse.de>
8820 PR tree-optimization/40081
8821 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8822 using the main variant of the element type. Do not fiddle with
8823 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8825 2009-05-09 Jan Hubicka <jh@suse.cz>
8828 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8829 indirect calls; verify cgraph afterwards.
8831 2009-05-09 Jan Hubicka <jh@suse.cz>
8834 * ipa.c (update_inlined_to_pointer): New function.
8835 (cgraph_remove_unreachable_nodes): Use it.
8837 2009-05-09 Jan Hubicka <jh@suse.cz>
8839 * tree-eh.c (struct leh_state): Remove prev_try.
8840 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8842 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8843 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8844 remove_eh_handler_and_replace, foreach_reachable_handler,
8845 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8846 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8847 (gen_eh_region_cleanup): Update prototype.
8849 2009-05-09 Jan Hubicka <jh@suse.cz>
8852 * except.c (copy_eh_region): Always set prev_try.
8853 (redirect_eh_edge_to_label): Find outer try.
8854 (foreach_reachable_handler): When looking for prev try
8855 handle case where previous try is not going to be taken.
8857 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8859 PR tree-optimization/40049
8860 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8861 only vector/vector shifts, convert the type of the constant to the
8862 appropriate type to avoid building incorrect trees, which
8863 eventually have problems with garbage collection.
8865 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8867 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8868 -1 for complex floating-point types if honoring signed zeros.
8870 2009-05-08 Jan Hubicka <jh@suse.cz>
8872 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8873 argument; handle correctly when profile is absent.
8874 (build_cgraph_edges): Update.
8875 (rebuild_cgraph_edges): Update.
8876 * cgraph.c: Do not include varray.h.
8877 (cgraph_set_call_stmt_including_clones): New function.
8878 (cgraph_create_edge_including_clones): Likewise
8879 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8880 (cgraph_update_edges_for_call_stmt): Handle clones.
8881 (cgraph_remove_node): Handle clone tree.
8882 (cgraph_remove_node_and_inline_clones): New function.
8883 (dump_cgraph_node): Dump clone tree.
8884 (cgraph_clone_node): Handle clone tree.
8885 (clone_function_name): Bring here from tree-inline.c.
8886 (cgraph_create_virtual_clone): New function.
8887 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8888 (cgraph_clone_info): New function.
8889 (strut cgraph_node): Add clone_info and new clone tree pointers.
8890 (cgraph_remove_node_and_inline_clones,
8891 cgraph_set_call_stmt_including_clones,
8892 cgraph_create_edge_including_clones,
8893 cgraph_create_virtual_clone): Declare.
8894 (cgraph_function_versioning): Use VEC argument.
8895 (compute_call_stmt_bb_frequency): Update prototype.
8896 (cgraph_materialize_all_clones): New function.
8897 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8898 (ipcp_create_replace_map): Update to VECtors.
8899 (ipcp_update_callgraph): Use virtual clones.
8900 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8901 (ipcp_update_profiling): Do not update local profiling.
8902 (ipcp_insert_stage): Use VECtors and virtual clones.
8903 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8904 (clone_of_p): New function.
8905 (cgraph_preserve_function_body_p): Use clone tree.
8906 (cgraph_optimize): Materialize clones.
8907 (cgraph_function_versioning): Update for VECtors.
8908 (save_inline_function_body): Use clone tree.
8909 (cgraph_materialize_clone): New function.
8910 (cgraph_materialize_all_clones): Likewise.
8911 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8912 * ipa.c: Include gimple.h.
8913 (cgraph_remove_unreachable_nodes): Use clone tree.
8914 * ipa-prop.c (ipa_note_param_call): Update call to
8915 compute_call_stmt_bb_frequencycall.
8916 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8917 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8918 (copy_bb): Handle updating of clone tree; add new edge when new call
8920 (expand_call_inline): Be strict about every call having edge.
8921 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8922 (delete_unreachable_blocks_update_callgraph): New function.
8923 (tree_function_versioning): Use VECtors; always remove unreachable
8924 blocks and fold conditionals.
8925 * tree-inline.h: Do not include varray.h.
8926 (tree_function_versioning): Remove.
8927 * Makefile.in (GTFILES): Remove tree-inline.c
8928 * passes.c (do_per_function): Do only functions having body.
8929 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8932 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8933 Andrew Morrow <acm@google.com>
8936 * c-common.c (c_common_attribute_table): Permit deprecated
8937 attribute to take an optional argument.
8938 (handle_deprecated_attribute): If the optional argument to
8939 __attribute__((deprecated)) is not a string ignore the attribute
8942 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8943 * c-typeck.c (build_component_ref): Likewise.
8944 (build_external_ref): Likewise.
8946 * toplev.c (warn_deprecated_use): Add an attribute argument.
8947 Emit the message associated with __attribute__((deprecated)).
8949 * toplev.h (warn_deprecated_use): Updated.
8951 * doc/extend.texi: Document new optional parameter to
8952 __attribute__((deprecated))
8954 2009-05-08 Michael Eager <eager@eagercon.com>
8956 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8957 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8959 2009-05-08 Richard Guenther <rguenther@suse.de>
8961 PR tree-optimization/40062
8962 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8963 Avoid exponential behavior.
8965 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8967 PR rtl-optimization/33928
8969 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8970 process_uses, build_single_def_use_links): New.
8971 (update_df): Update use_def_ref.
8972 (forward_propagate_into): Use get_def_for_use instead of use-def
8974 (fwprop_init): Call build_single_def_use_links and let it initialize
8976 (fwprop_done): Free use_def_ref.
8977 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8978 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8979 df_rd_simulate_one_insn): New.
8980 (df_rd_bb_local_compute_process_def): Update head comment.
8981 (df_chain_create_bb): Use the new RD simulation functions.
8982 * df.h (df_rd_simulate_artificial_defs_at_top,
8983 df_rd_simulate_one_insn): New.
8984 * opts.c (decode_options): Enable fwprop at -O1.
8985 * doc/invoke.texi (-fforward-propagate): Document this.
8987 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8990 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8991 and one complex operand specially.
8992 * tree-complex.c (some_nonzerop): Do not identify a real value as
8993 zero if flag_signed_zeros.
8995 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8997 PR rtl-optimization/33928
8998 * loop-invariant.c (record_use): Fix && vs. || mishap.
9000 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9002 PR rtl-optimization/33928
9003 * loop-invariant.c (struct use): Add addr_use_p.
9004 (struct def): Add n_addr_uses.
9005 (struct invariant): Add cheap_address.
9006 (create_new_invariant): Set cheap_address.
9007 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
9008 (record_uses): Pass df_ref to record_use.
9009 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
9012 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
9014 * config/sh/sh.c: Do not include c-pragma.h.
9016 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
9018 * config/spu/spu.c: Remove include of c-common.h.
9020 2009-05-07 Janis Johnson <janis187@us.ibm.com>
9023 * c-common.h (mark_valid_location_for_stdc_pragma,
9024 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
9025 clear_float_const_decimal64, float_const_decimal64_p): New.
9026 * c.opt (Wunsuffixed-float-constants): New.
9027 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
9028 unsuffixed float constant, handle new warning.
9029 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
9030 * c-decl.c (c_scope): New flag float_const_decimal64.
9031 (set_float_const_decimal64, clear_float_const_decimal64,
9032 float_const_decimal64_p): New.
9033 (push_scope): Set new flag.
9034 * c-parser.c (c_parser_translation_unit): Mark when it's valid
9035 to use STDC pragmas.
9036 (c_parser_external_declaration): Ditto.
9037 (c_parser_compound_statement_nostart): Ditto.
9038 * c-pragma.c (valid_location_for_stdc_pragma,
9039 mark_valid_location_for_stdc_pragma,
9040 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
9041 handle_pragma_float_const_decimal64): New.
9042 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
9043 * cp/semantics.c (valid_location_for_stdc_pragma_p,
9044 set_float_const_decimal64, clear_float_const_decimal64,
9045 float_const_decimal64_p): New dummy functions.
9046 * doc/extend.texi (Decimal Float): Remove statement that the
9047 pragma, and suffix for double constants, are not supported.
9048 * doc/invoke.texi (Warning Options): List new option.
9049 (-Wunsuffixed-float-constants): New.
9051 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
9053 * config/i386/i386.c: Do not include c-common.h.
9055 2009-05-07 Mark Heffernan <meheff@google.com>
9057 * doc/invoke.texi (Debugging Options): Document change of debugging
9059 * opts.c (decode_options): Make dump_base_name relative to
9060 aux_base_name directory.
9062 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
9064 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
9065 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
9067 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
9069 * Makefile.in (install-plugin): Simplify a bit.
9071 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
9073 * Makefile.in (OBJS-common): Add regcprop.o.
9075 * timevar.def (TV_CPROP_REGISTERS): New.
9076 * regrename.c (regrename_optimize): Return 0.
9077 (rest_of_handle_regrename): Delete.
9078 (pass_rename_registers): Point to regrename_optimize.
9079 (struct value_data_entry, struct value_data,
9080 kill_value_one_regno, kill_value_regno, kill_value,
9081 set_value_regno, init_value_data, kill_clobbered_value,
9082 kill_set_value, kill_autoinc_value, copy_value,
9083 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
9084 replace_oldest_value_reg, replace_oldest_value_addr,
9085 replace_oldest_value_mem, copyprop_hardreg_forward_1,
9086 debug_value_data, validate_value_data): Move...
9087 * regcprop.c: ... here.
9088 (rest_of_handle_cprop): Delete.
9089 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
9091 2009-05-07 Jakub Jelinek <jakub@redhat.com>
9094 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
9095 GEN_INT for 1 << bitnum.
9096 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
9099 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
9101 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
9102 Remove wrong description of "nand" operation.
9104 2009-05-06 Richard Guenther <rguenther@suse.de>
9105 Adam Nemet <anemet@caviumnetworks.com>
9107 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
9108 comment. Add that if LHS is not a gimple register, then RHS1 has
9109 to be a single object (GIMPLE_SINGLE_RHS).
9111 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
9113 * expr.c (get_def_for_expr): Move it up in the file.
9114 (store_field): When expanding a bit-field store, look at the
9115 defining gimple stmt for the masking conversion.
9117 2009-05-06 Janis Johnson <janis187@us.ibm.com>
9120 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
9121 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
9122 32-bit memcpy into long.
9124 2009-05-06 Jakub Jelinek <jakub@redhat.com>
9126 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
9127 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
9129 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
9130 instead of appending DW_OP_deref*.
9132 2009-05-06 Michael Matz <matz@suse.de>
9135 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
9136 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
9138 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
9140 * Makefile.in (install-plugin): Fix srcdir handling.
9142 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
9144 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
9145 when processing for not_regs_needed bitmap.
9146 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
9147 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
9148 handling it for rhs.
9150 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9152 * config/i386/i386.md (unnamed inc/dec peephole): Use
9153 optimize_insn_for_size_p instead of optimize_size.
9154 * config/i386/predicates.md (incdec_operand): Likewise.
9155 (aligned_operand): Likewise.
9156 * config/i386/sse.md (divv8sf3): Likewise.
9157 (sqrtv8sf2): Likewise.
9159 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9161 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
9163 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
9165 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9167 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
9168 ssemodesuffixf2c with avxmodesuffixf2c.
9170 2009-05-06 Joseph Myers <joseph@codesourcery.com>
9173 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
9175 2009-05-05 Jakub Jelinek <jakub@redhat.com>
9177 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
9178 (struct tree_base): Adjust spacing for 8 bit boundaries.
9179 (struct tree_decl_common): Add decl_by_reference_flag bit.
9180 (DECL_BY_REFERENCE): Adjust.
9181 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
9182 print DECL_BY_REFERENCE bit.
9183 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
9184 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
9185 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
9186 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
9190 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
9191 range of the type, but default label is missing, add it with one
9192 of the existing labels instead of adding a new label for it.
9194 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9198 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9200 * Makefile.in (enable_plugin, plugin_includedir): New.
9201 (install): Depend on install-plugin.
9202 (PLUGIN_HEADERS): New.
9203 (install-plugin): New.
9204 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
9206 2009-05-05 Richard Guenther <rguenther@suse.de>
9208 PR tree-optimization/40022
9209 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
9211 (phivn_valid_p): Fix tuplification error, simplify.
9212 (phiprop_insert_phi): Add dumps.
9213 (propagate_with_phi): Simplify.
9215 2009-05-05 Richard Guenther <rguenther@suse.de>
9218 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9220 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9222 * tree.h (strip_float_extensions): Remove duplicate declaration.
9223 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9224 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9225 block_ultimate_origin): Rearrange the declarations line to match the
9226 comment that indicates the .c file which the functions are defined.
9227 (dwarf2out_*, set_decl_rtl): Add comment.
9228 (get_base_address): Adjust comment.
9229 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9230 declarations line and add comment.
9231 (is_builtin_name): Add blank after function name, for clarity.
9233 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9235 * attribs.c (decl_attributes): Use %qE for identifiers in
9237 * cgraphunit.c (verify_cgraph_node): Translate function names to
9238 locale character set in diagnostics.
9239 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9241 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9242 Document that functions are named in UTF-8.
9243 * expr.c (expand_expr_real_1): Translate function names to locale
9244 character set in diagnostics.
9245 * gimplify.c (omp_notice_variable, omp_is_private,
9246 gimplify_scan_omp_clauses): Use %qE for identifiers in
9248 * langhooks.c (lhd_print_error_function): Translate function names
9249 to locale character set.
9250 * langhooks.h (decl_printable_name): Document that return value is
9251 in internal character set.
9252 * stmt.c: Include pretty-print.h
9253 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9255 (resolve_operand_name_1): Translate named operand name to locale
9257 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9259 * toplev.c (announce_function): Translate function names to locale
9261 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9262 (default_tree_printer): Use pp_identifier or translate identifiers
9263 to locale character set. Mark "<anonymous>" for translation.
9264 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9265 for identifiers in diagnostics.
9266 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9268 * varasm.c (output_constructor): Use %qE for identifiers in
9271 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
9273 * configure.ac: use ` ` instead of $()
9274 * configure: Regenerate.
9276 2009-05-05 Ben Elliston <bje@au.ibm.com>
9278 * config/pa/linux-atomic.c: Eliminate conditional include of
9279 errno.h on non-LP64 systems to simplify build requirements.
9281 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9283 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
9285 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
9286 and pass value to identifier_to_locale.
9287 (warn_variable_length_array): Make name a tree.
9288 (grokdeclarator): Separate diagnostic texts for named and unnamed
9289 declarators. Use %qE for named declarators.
9290 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
9292 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
9293 identifiers in diagnostics.
9294 * c-typeck.c (push_member_name, start_init): Pass identifiers to
9295 identifier_to_locale. Mark "anonymous" strings for translation.
9297 2009-05-04 Michael Eager <eager@eagercon.com>
9299 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
9300 address for DImode/DFmode only if double-precision FP regs.
9302 2009-05-04 Michael Eager <eager@eagercon.com>
9304 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
9305 TARGET_SINGLE_FLOAT check.
9307 2009-05-04 Michael Eager <eager@eagercon.com>
9309 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
9311 2009-05-04 Michael Eager <eager@eagercon.com>
9313 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
9314 * config/rs6000/t-xilinx: New
9316 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
9318 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
9319 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
9320 * gcc/explow.c (memory_address): Use target hook.
9321 * gcc/targhooks.c (default_legitimize_address): New.
9322 * gcc/targhooks.h (default_legitimize_address): New.
9323 * gcc/target.h (legitimize_address): New.
9324 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
9325 (TARGET_INITIALIZER): Include it.
9326 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
9328 * config/bfin/bfin-protos.h (legitimize_address): Remove.
9329 * config/bfin/bfin.c (legitimize_address): Remove.
9330 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
9331 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
9333 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
9334 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
9336 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
9337 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
9338 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
9339 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
9340 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
9341 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
9342 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
9343 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
9344 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
9345 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
9346 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
9347 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
9348 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
9349 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
9350 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
9351 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
9352 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
9353 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
9354 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
9355 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
9356 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
9357 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
9358 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
9360 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
9361 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
9362 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
9363 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
9364 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
9365 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
9366 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
9367 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
9368 (thumb_legitimize_address): Delete.
9369 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
9370 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
9371 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
9372 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
9373 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
9374 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
9376 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
9379 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
9380 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
9381 * config/m32r/m32r.c (m32r_legitimize_address): New.
9382 * config/m68k/m68k.c (m68k_legitimize_address): New.
9383 * config/score/score.c (score_legitimize_address): Standardize.
9384 * config/score/score3.c (score3_legitimize_address): Standardize.
9385 * config/score/score3.h (score3_legitimize_address): Adjust.
9386 * config/score/score7.c (score7_legitimize_address): Standardize.
9387 * config/score/score7.h (score7_legitimize_address): Adjust.
9388 * config/sh/sh.c (sh_legitimize_address): New.
9389 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
9391 * gcc/config/s390/s390.c (legitimize_address): Rename to...
9392 (s390_legitimize_address): ... this.
9393 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
9394 (sparc_legitimize_address): ... this.
9395 * gcc/config/i386/i386.c (legitimize_address): Rename to...
9396 (ix86_legitimize_address): ... this.
9397 * gcc/config/avr/avr.c (legitimize_address): Rename to...
9398 (avr_legitimize_address): ... this.
9399 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
9400 (mn10300_legitimize_address): ... this.
9401 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
9402 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
9403 (alpha_expand_mov): Adjust call.
9405 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
9406 * config/spu/spu.c (spu_legitimize_address): Likewise.
9407 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
9408 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
9410 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9412 * intl.c (locale_encoding, locale_utf8): New.
9413 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
9414 * intl.h (locale_encoding, locale_utf8): Declare.
9415 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
9416 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
9418 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
9420 (pp_tree_identifier): Define to call pp_base_tree_identifier.
9421 (pp_base_tree_identifier): Declare as function.
9422 (identifier_to_locale): Declare.
9423 * Makefile.in (pretty-print.o): Update dependencies.
9424 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
9426 2009-05-04 Richard Guenther <rguenther@suse.de>
9429 * builtins.c (fold_builtin_memory_op): Do not decay to element
9430 type if the size matches the whole array.
9432 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9434 * expmed.c (synth_mult): When trying out a shift, pass the result
9437 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9439 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9440 (shiftsub1_cost): New.
9441 (init_expmed): Compute shiftsub1_cost.
9442 (synth_mult): Optimize multiplications by constants of the form
9443 -(2^^m-1) for some constant positive integer m.
9445 2009-05-03 Richard Guenther <rguenther@suse.de>
9448 * c-typeck.c (array_to_pointer_conversion): Do not built
9449 ADDR_EXPRs of arrays of pointer-to-element type.
9450 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9451 up wrong ADDR_EXPRs after-the-fact.
9452 * c-common.c (strict_aliasing_warning): Strip pointer
9453 conversions for obtaining the original type.
9454 * builtins.c (fold_builtin_memset): Handle array types.
9455 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9458 2009-05-03 Richard Guenther <rguenther@suse.de>
9461 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9462 Do not lose casts from array types with unknown extent to array
9463 types with known extent.
9464 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9465 alias set compatibility.
9467 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9469 * flags.h (extra_warnings): Delete.
9470 * toplev.c (process_options): Handle Wuninitialized here.
9471 * opts.c (extra_warnings): Delete.
9472 (set_Wextra): Delete.
9473 (common_handle_option): -Wextra can be handled automatically.
9474 * c-opts.c (c_common_handle_option): Delete obsolete code.
9475 (c_common_post_options): Simplify comment.
9476 * common.opt (W): Add Var.
9478 (Wuninitialized): Initialize to -1.
9480 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9481 Richard Guenther <rguenther@suse.de>
9483 * expr.c (get_def_for_expr): New function.
9484 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9485 SSA rather than trees.
9486 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9487 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9489 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9491 * c-common.c (reswords): Add _Imaginary.
9492 * c-common.c (enum rid): Add RID_IMAGINARY.
9494 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9496 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9497 Patch by Richard Guenther.
9499 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9501 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9502 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9503 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9504 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9505 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9506 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9507 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9508 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9509 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9510 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9511 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9512 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9513 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9514 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9515 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9516 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9517 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9518 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9520 2009-05-02 Richard Guenther <rguenther@suse.de>
9522 PR tree-optimization/39940
9523 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9526 2009-05-02 Richard Guenther <rguenther@suse.de>
9529 * tree-ssa.c (execute_update_addresses_taken): Properly check
9530 if we can mark a variable DECL_GIMPLE_REG_P.
9531 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9532 back to the end of the function.
9533 (is_gimple_reg_type): Remove complex type special casing.
9534 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9537 2009-05-02 Ben Elliston <bje@au.ibm.com>
9539 * doc/collect2.texi (Collect2): Document search path behaviour
9540 when configured with --with-ld.
9542 2009-05-02 Jan Hubicka <jh@suse.cz>
9544 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9545 parameter; update callers.
9546 (coalesce_cost_edge): EH edges are costier because they needs
9547 splitting even if not critical and even more costier when there are
9548 multiple EH predecestors.
9550 2009-05-02 Jan Hubicka <jh@suse.cz>
9552 * except.c (remove_eh_handler_and_replace): Handle updating after
9553 removing TRY blocks.
9555 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9557 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9559 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9561 * varasm.c: Do not include c-pragma.h.
9562 * attribs.c: Do not incude c-common.h.
9564 2009-05-01 Michael Matz <matz@suse.de>
9566 * calls.c (initialize_argument_information): Handle SSA names like
9567 decls with a non MEM_P DECL_RTL.
9569 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9571 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9572 * ipa-utils.c: Likewise.
9573 * ipa-type-escape.c: Likewise.
9574 * cgraphunit.c Do not include c-common.h.
9575 * ipa-pure-const.c: Likewise.
9576 * tree-if-conv.c: Likewise.
9577 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9578 * ipa-struct-reorg.c: Likewise.
9579 * tree-nomudflap.c: Likewise.
9580 * tree-ssa-structalias.c: Likewise.
9582 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9584 * store-motion.c: Many cleanups to make this pass a first-class
9585 citizen instead of an appendix to gcse load motion. Add TODO list
9586 to make this pass faster/cleaner/better.
9588 (struct ls_expr): Post gcse.c-split cleanups.
9589 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9590 "stores" field to "avail_stores".
9591 (pre_ldst_mems): Rename to store_motion_mems.
9592 (pre_ldst_table): Rename to store_motion_mems_table.
9593 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9594 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9595 (ldst_entry): Rename to st_expr_entry, update users.
9596 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9597 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9598 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9600 (first_ls_expr): Rename to first_st_expr, update users.
9601 (next_ls_expr): Rename to next_st_expr, update users.
9602 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9603 fields properly for store motion instead of names inherited from load
9605 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9606 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9609 (ae_kill): Rename to st_kill, update users.
9610 (ae_gen): Rename to st_avloc, update users.
9611 (transp): Rename to st_transp, update users.
9612 (pre_insert_map): Rename to st_insert_map, update users.
9613 (pre_delete_map): Rename to st_delete_map, update users.
9614 (insert_store, build_store_vectors, free_store_memory,
9615 one_store_motion_pass): Update for abovementioned changes.
9617 (gcse_subst_count, gcse_create_count): Remove.
9618 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9619 and "n_stores_created", local variables.
9621 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9624 (regvec, compute_store_table_current_insn): Remove.
9625 (reg_set_info, reg_clear_last_set): Remove.
9626 (compute_store_table): Use DF caches instead of local dataflow
9629 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9631 * c-objc-common.c (c_tree_printer): Print identifiers with
9632 pp_identifier, not pp_string. Mark "({anonymous})" for
9634 * c-pretty-print.c (pp_c_ws_string): New.
9635 (pp_c_cv_qualifier, pp_c_type_specifier,
9636 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9637 pp_c_storage_class_specifier, pp_c_function_specifier,
9638 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9639 pp_c_primary_expression, pp_c_postfix_expression,
9640 pp_c_unary_expression, pp_c_shift_expression,
9641 pp_c_relational_expression, pp_c_equality_expression,
9642 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9643 use pp_string and pp_c_ws_string in place of pp_identifier and
9644 pp_c_identifier for non-identifiers. Mark English strings for
9646 * c-pretty-print.h (pp_c_ws_string): Declare.
9648 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9649 Roland McGrath <roland@redhat.com>
9651 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9652 (ENABLE_LD_BUILDID): New configuration option.
9653 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9654 (LINK_BUILDID_SPEC): New macro.
9655 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9657 * doc/install.texi: Document --enable-linker-build-id option.
9658 * configure: Rebuild.
9659 * config.in: Rebuild.
9661 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9663 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9664 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9665 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9666 MIPS_GP_SAVE_AREA_SIZE.
9667 * config/mips/mips.c (struct mips_frame_info): Update comment
9668 before arg_pointer_offset and hard_frame_pointer_offset.
9669 (mips_compute_frame_info): Update diagram before function: to
9670 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9671 indicate the position of frame_pointer_rtx with -fstack-protector and
9672 to show args_size. Don't allocate cprestore area for leaf functions
9673 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9675 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9677 2009-04-30 Michael Matz <matz@suse.de>
9679 PR tree-optimization/39955
9680 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9682 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9684 * ira.c (setup_cover_and_important_classes): Use safe macro
9685 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9687 * genpreds.c (write_tm_preds_h): Output suitable definition of
9688 REG_CLASS_FOR_CONSTRAINT.
9690 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9692 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9694 * bitmap.c (bitmap_descriptor): Likewise.
9695 * ggc-common.c (loc_descriptor): Likewise.
9696 * varray.c (varray_descriptor): Likewise.
9697 * vec.c (vec_descriptor): Likewise.
9699 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9701 * Makefile.in (dce.o): Add $(EXCEPT_H).
9702 * dce.c: Include except.h and delete redundant vector definitions.
9703 (deletable_insn_p): Return false for non-call insns that can throw
9706 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9708 * gcse.c (ae_gen): Remove.
9709 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9710 and make non-static function to make it available in store-motion.c.
9711 Update call sites with search-and-replace.
9712 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9713 extract_mentioned_regs, extract_mentioned_regs_helper,
9714 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9715 store_killed_in_insn, store_killed_after, store_killed_before,
9716 build_store_vectors, insert_insn_start_basic_block, insert-store,
9717 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9718 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9719 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9720 * store-motion.c: ...new file. Also copy data structures from gcse.c
9721 and clean up to remove parts not used by store motion.
9722 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9723 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9725 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9728 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9729 when optimizing for size.
9731 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9733 * gcse.c (gcse_constant_p): Fix typo in last change.
9735 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9737 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9739 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9741 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9743 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9745 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9746 CONST_HIGH_PART result.
9748 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9750 * config/avr/avr.c (initial_elimination_offset): Rename to
9751 avr_initial_elimination_offset.
9752 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9753 change return type to bool.
9754 (avr_can_eliminate): New function.
9755 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9756 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9757 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9758 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9759 avr_initial_elimination_offset.
9760 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9761 (avr_initial_elimination_offset): Define.
9763 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9764 Steven Bosscher <steven@gcc.gnu.org>
9766 PR rtl-optimization/39938
9767 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9768 * cfgrtl.c: Include insn-attr.h.
9769 (rest_of_pass_free_cfg): New function.
9770 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9771 * resource.c (init_resource_info): Remove call to df_analyze.
9773 2009-04-29 Richard Guenther <rguenther@suse.de>
9776 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9777 allow conversion to signed integers.
9779 2009-04-29 Richard Guenther <rguenther@suse.de>
9781 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9782 shifts of floating point vectors if the shift amount is
9783 a constant multiple of the element size.
9785 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9786 Michael Matz <matz@suse.de>
9790 * tree-outof-ssa.c (emit_partition_copy): New function.
9791 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9792 insert_part_to_rtx_on_edge): Perform the partition base var
9793 copy using emit_partition_copy.
9794 (insert_value_copy_on_edge): Convert constants to the right mode.
9795 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9796 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9798 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9800 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9801 scan backwards to try to find a constant to initialize it.
9803 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9804 insn before the loop_end instruction, don't look past labels.
9806 2009-04-29 Richard Guenther <rguenther@suse.de>
9809 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9810 loose type conversions.
9811 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9812 stmts only if there are no uses of its definition.
9814 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9816 * config/bfin/bfin.h (splitting_loops): Declare.
9817 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9818 Reorder bit definitions to be ascending.
9819 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9820 * config/bfin/bfin.c (splitting_loops): New variable.
9821 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9822 (struct loop_info): Remove members INIT and LOOP_INIT.
9823 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9824 the LSETUP sequence. Allow LC to be loaded from any register, but
9825 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9826 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9828 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9829 of reload_completed.
9832 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9834 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9836 * Makefile.in (PLUGIN_VERSION_H): New.
9837 (OBJS-common): Remove plugin-version.o.
9838 (plugin.o): Depend on (PLUGIN_VERSION_H).
9839 (plugin-version.o): Remove.
9840 * configure: Regenerate
9841 * configure.ac: Create plugin-version.h.
9842 * gcc-plugin.h (plugin_gcc_version): Remove.
9843 (plugin_default_version_check): Change signature.
9844 * plugin-version.c: Remove.
9845 * plugin.c: Include plugin-version.h.
9846 (str_plugin_gcc_version_name): Remove.
9847 (try_init_one_plugin): Pass gcc version to plugin_init.
9848 (plugin_default_version_check): Both gcc and plugin versions are now
9851 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9853 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9854 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9855 Remove special case testing for last insn of inner loops. Don't fail
9856 if the loop ends with a jump, emit an extra nop instead.
9858 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9859 DREGS rather than comparing directly. Remove code that tries to
9860 account for latencies.
9862 2009-04-29 Richard Guenther <rguenther@suse.de>
9864 PR tree-optimization/39941
9865 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9866 eliminating an indirect call.
9868 2009-04-29 Richard Guenther <rguenther@suse.de>
9870 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9871 parameter. Allow invariants as base if !require_lvalue.
9872 (verify_gimple_assign_single): Adjust.
9874 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9876 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9877 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9878 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9879 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9880 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9882 * config/bfin/bfin.c (bfin_expand_builtin,
9883 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9885 2009-04-28 Richard Guenther <rguenther@suse.de>
9887 * tree-vect-loop.c (get_initial_def_for_induction): Use
9888 correct types for pointer increment.
9890 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9892 * toplev.c (print_version): Update GMP version string calculation.
9894 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9896 PR rtl-optimization/39938
9897 * resource.c (init_resource_info): Add call to df_analyze.
9899 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9901 * config/alpha/alpha.md (usegp): Cast the result of
9902 alpha_find_lo_sum_using_gp to enum attr_usegp.
9903 * config/alpha/alpha.c (override_options): Remove end-of-structure
9904 marker element from cpu_table. Use array size of cpu_table to handle
9905 -mcpu and -mtune options.
9906 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9908 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9910 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9911 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9912 tune_32 and tune_64.
9913 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9915 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9916 * config/rs6000/option-defaults.h: ... here. New file.
9917 (OPT_64, OPT_32): Define.
9918 (MASK_64BIT): Define to 0 if not already defined.
9919 (OPT_ARCH64, OPT_ARCH32): Define.
9920 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9923 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9925 * config/arm/arm.c (arm_override_options): Emit error on using
9928 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9930 PR rtl-optimization/39914
9931 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9932 registers for allocnos created from user-defined variables only
9933 when not optimizing.
9935 2009-04-28 Richard Guenther <rguenther@suse.de>
9938 * fold-const.c (fold_binary): Use distribute_real_division only
9941 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9943 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9944 add hpux-stdint.h to tm_file.
9945 (hppa[12]*-*-hpux11*): Ditto.
9946 (ia64*-*-hpux*): Ditto.
9947 * config/hpux-stdint.h: New.
9948 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9949 __STDC_EXT__ for all compiles.
9950 * config/pa/pa-hpux.h: Ditto.
9951 * config/pa/pa-hpux10.h: Ditto.
9952 * config/pa/pa-hpux11.h: Ditto.
9954 2009-04-28 Catherine Moore <clm@codesourcery.com>
9956 * debug.h (set_name): Add comment.
9958 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9961 * config/darwin.c (machopic_gen_offset): Check
9962 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9963 * config/arm/arm.c (require_pic_register): Likewise.
9965 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9967 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9968 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9969 m32c_promote_prototypes): Delete.
9971 2009-04-28 Michael Matz <matz@suse.de>
9974 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9977 2009-04-28 Richard Guenther <rguenther@suse.de>
9979 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9981 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9983 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9984 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9985 * config/arm/arm-tune.md: Regenerate.
9987 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9989 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9990 block if there are complex incoming edges.
9991 (sel_merge_blocks): Remove useless assert.
9992 (sel_redirect_edge_and_branch): Check that edge was redirected.
9993 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9994 (sel_find_rgns): Delete declaration.
9995 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9996 the region when it is not a preheader.
9998 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10001 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
10003 2009-04-28 Richard Guenther <rguenther@suse.de>
10005 * tree.h (SSA_NAME_VALUE): Remove.
10006 (struct tree_ssa_name): Remove value_handle member.
10007 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
10008 array for jump threading.
10009 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
10011 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
10012 * tree-flow.h (threadedge_initialize_values): Declare.
10013 (threadedge_finalize_values): Likewise.
10014 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
10015 (SSA_NAME_VALUE): Define.
10016 (threadedge_initialize_values): New function.
10017 (threadedge_finalize_values): Likewise.
10018 * tree-ssa-dom.c (ssa_name_values): New global variable.
10019 (SSA_NAME_VALUE): Define.
10020 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
10022 2009-04-28 Ira Rosen <irar@il.ibm.com>
10024 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
10025 Use REPORT_VECTORIZED_LOCATIONS instead
10026 REPORT_VECTORIZED_LOOPS.
10027 * tree-vectorizer.c (vect_verbosity_level): Make static.
10028 (vect_loop_location): Rename to vect_location.
10029 (vect_set_verbosity_level): Update comment.
10030 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
10032 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
10033 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
10034 instead REPORT_UNVECTORIZED_LOOPS.
10035 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
10036 and vect_loop_def to vect_external_def and vect_internal_def.
10037 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
10038 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
10039 REPORT_UNVECTORIZED_LOCATIONS.
10040 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
10041 and vect_used_in_loop and to vect_unused_in_scope and
10042 vect_used_in_scope.
10043 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
10044 (vect_verbosity_level): Remove declaration.
10045 (vect_analyze_operations): Likewise.
10046 (vect_analyze_stmt): Declare.
10047 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
10048 REPORT_UNVECTORIZED_LOCATIONS.
10049 (vect_get_loop_niters): Fix indentation.
10050 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
10051 (vect_analyze_loop_operations): New function.
10052 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
10053 vect_analyze_operations.
10054 (vect_is_simple_reduction): Use new names.
10055 (vectorizable_live_operation, vect_transform_loop): Likewise.
10056 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
10057 to specify whether the data references can be a part of interleaving
10059 (vect_analyze_data_ref_dependence): Use new names.
10060 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
10061 (vect_create_addr_base_for_vector_ref): Remove redundant code.
10062 * tree-vect-patterns.c (widened_name_p): Use new names.
10063 (vect_recog_dot_prod_pattern): Likewise.
10064 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
10065 (process_use, vect_mark_stmts_to_be_vectorized,
10066 vect_model_simple_cost, vect_model_store_cost,
10067 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
10068 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
10069 vectorizable_operation, vectorizable_type_demotion,
10070 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
10071 vectorizable_condition): Likewise.
10072 (vect_analyze_operations): Split into vect_analyze_loop_operations
10074 (vect_analyze_stmt): ... new function.
10075 (new_stmt_vec_info): Use new names.
10076 (vect_is_simple_use): Use new names and fix comment.
10077 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
10078 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
10080 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10083 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
10084 and integer modes for x87 operands. Do not ICE for unsupported size,
10085 generate error instead. Generate error for unsupported operand types.
10086 ['z']: Do not handle HImode memory operands specially. Warning
10087 for floating-point operands. Fallthru to 'Z' for unsupported operand
10088 types. Do not ICE for unsupported size, generate error instead.
10089 (output_387_binary_op): Use %Z to output operands.
10090 (output_fp_compare): Ditto.
10091 (output_387_reg_move): Ditto.
10093 2009-04-28 Ben Elliston <bje@au.ibm.com>
10098 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10100 * builtins.c (c_strlen): Do not warn here.
10101 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10102 * c-common.c (pointer_int_sum): Take an explicit location.
10103 Warn about offsets out of bounds.
10104 * c-common.h (pointer_int_sum): Adjust declaration.
10106 2009-04-27 Ian Lance Taylor <iant@google.com>
10108 * collect2.c (is_ctor_dtor): Change type of ret field in struct
10110 * dce.c (run_fast_df_dce): Change type of old_flags to int.
10111 * df-core.c (df_set_flags): Change return type to int. Change
10112 type of old_flags to int.
10113 (df_clear_flags): Likewise.
10114 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
10115 (df_get_conditional_uses): Likewise.
10116 * df.h (df_set_flags, df_clear_flags): Update declarations.
10117 * dwarf2out.c (struct indirect_string_node): Change type of form
10118 field to enum dwarf_form.
10119 (AT_string_form): Change return type to enum dwarf_form.
10120 * fixed-value.c (fixed_compare): Add cast to enum type.
10121 * fwprop.c (update_df): Change 0 to VOIDmode.
10122 * gensupport.c: Change 0 to UNKNOWN.
10123 * gimple.h (gimple_cond_code): Add cast to enum type.
10124 * haifa-sched.c (reemit_notes): Add cast to enum type.
10125 * hooks.c (hook_int_void_no_regs): Remove function.
10126 * hooks.h (hook_int_void_no_regs): Remove declaration.
10127 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
10128 * predict.c (combine_predictions_for_insn): Add casts to enum type.
10129 * real.c (real_arithmetic): Add cast to enum type.
10130 (real_compare): Likewise.
10131 * target.h (struct gcc_target): Change return type of
10132 branch_target_register_class to enum reg_class.
10133 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
10134 default_branch_target_register_class.
10135 * targhooks.c (default_branch_target_register_class): New function.
10136 * targhooks.h (default_branch_target_register_class): Declare.
10137 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
10138 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
10140 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
10142 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
10143 vect_uninitialized_def. Change 0 to ERROR_MARK.
10144 * tree-vect-stmts.c (supportable_widening_operation): Don't
10145 initialize icode1 and icode2.
10146 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
10147 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
10149 (cmn_err_flag_specs): Change 0 to STD_C89.
10150 (cmn_err_char_table): Likewise.
10151 * config/arm/arm.c (get_arm_condition_code): Change type of code
10152 to enum arm_cond_code.
10153 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
10154 (IWMMXT_BUILTIN2): Likewise.
10155 (neon_builtin_type_bits): Don't define typedef.
10156 (neon_builtin_datum): Change type of bits field to int.
10157 (arm_expand_neon_args): Add cast to enum type.
10158 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
10160 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
10161 casts to enum type.
10162 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
10164 * config/mips/mips.md (jal_macro): Return enum constant.
10165 (single_insn): Likewise.
10166 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
10168 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10169 casts to enum type.
10170 * config/s390/s390.c (s390_tune_flags): Change type to int.
10171 (s390_arch_flags): Likewise.
10172 (s390_handle_arch_option): Change flags field of struct pta to int.
10173 * config/s390/s390.h (s390_tune_flags): Update declaration.
10174 (s390_arch_flags): Likewise.
10175 * config/sh/sh.c (prepare_move_operands): Compare
10176 tls_symbolic_operand result with enum constant.
10177 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
10178 (sh_expand_prologue): Add cast to enum type.
10179 (sh_expand_epilogue): Likewise.
10180 (tls_symbolic_operand): Change return type to enum tls_model.
10181 (fpscr_set_from_mem): Add cast to enum type.
10182 (legitimize_pic_address): Compare tls_symbolic_operand result with
10184 (sh_target_reg_class): Change return type to enum reg_class.
10185 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
10187 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
10188 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
10189 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
10190 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
10191 (delayed_branch, tls_call_delay): Likewise.
10192 (eligible_for_sibcall_delay): Likewise.
10193 (eligible_for_return_delay): Likewise.
10194 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10195 (spu_expand_builtin_1): Likewise.
10197 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10198 for all types of conversions.
10199 (output_init_element): Issue -Wc++-compat warning if needed when
10200 initializing a bitfield with enum type.
10201 * c-parser.c (c_parser_expression): Set original_type to
10202 original_type of right hand operand of comman operator.
10204 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10206 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
10208 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
10209 * doc/cpp.texi (Standard Predefined Macros)
10210 (Implementation-defined behavior): Likewise.
10211 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
10212 * doc/gimple.texi (GIMPLE Exception Handling)
10213 (@code{GIMPLE_ASSIGN}): Likewise.
10214 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10215 * doc/invoke.texi (Warning Options, Optimize Options)
10216 (AVR Options, Darwin Options): Likewise.
10217 (Optimize Options): Reformulate -fwhole-program description.
10218 * doc/loop.texi (Lambda): Likewise.
10219 * doc/md.texi (Output Template, Define Constraints)
10220 (Standard Names, Insn Splitting): Likewise.
10221 * doc/options.texi (Option properties): Likewise.
10222 * doc/passes.texi (Tree-SSA passes): Likewise.
10223 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10224 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10225 (File Names and DBX): Likewise.
10226 * doc/trouble.texi (Incompatibilities): Likewise.
10228 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10230 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10231 instruction is correct.
10233 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10235 Allow non-constant arguments to conversion intrinsics.
10236 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10237 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10238 * spu.c (print_operand): Handle 'v' and 'w'.
10239 (exp2_immediate_p, spu_gen_exp2): Define.
10240 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10241 spu_convtf_1): Update parameter descriptions.
10242 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10243 * constraints.md ('v', 'w'): New.
10244 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10246 (i2f, I2F): New define_mode_attr.
10247 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10248 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10249 fixuns_truncv4sfv4si2): Update to use mode attribute.
10250 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10251 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10252 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10253 patterns for combine.
10255 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10257 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10258 (cprop, hoist, pre, store_motion): New debug counters.
10259 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10260 is not an RTL pass anymore.
10261 (pass_profiling): Remove extern decl for pass removed in 2005.
10262 (pass_gcse, pass_jump_bypass): Remove.
10263 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10264 to 0 for clean state.
10265 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10266 * cse.c (gate_handle_cse_after_global_opts,
10267 rest_of_handle_cse_after_global_opts): New functions.
10268 (pass_cse_after_global_opts): New pass, does local CSE.
10269 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
10270 (TV_CPROP): New timevar.
10271 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
10272 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
10273 (gcse_main, recompute_all_luids): Remove.
10274 (compute_hash_table_work): Call max_reg_num instead of reading
10276 (cprop_jump): Don't set run_jump_opt_after_gcse.
10277 (constprop_register): Always allow to alter jumps.
10278 (cprop_insn): Likewise.
10279 (do_local_cprop): Likewise.
10280 (local_cprop_pass): Likewise. Return non-zero if something changed.
10281 (cprop): Remove function, fold interesting bits into one_cprop_pass.
10282 (find_implicit_sets): Add note about missed optimization opportunity.
10283 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
10284 pass_rtl_cprop execute function.
10285 Don't bother tracking the pass number, each pass gets its own dumpfile
10287 Always allow to alter jumpsand bypass jumps.
10288 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
10289 will just find no suitable set.
10290 (pre_edge_insert): Fix dumping, this function is for PRE only.
10291 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
10292 pass_rtl_pre execute function.
10293 (hoist_code): Return non-zero if something changed. Keep track of
10294 substitutions and insertions for statistics gathering similar to PRE.
10295 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
10296 called from the pass_rtl_hoist execute function. Show pass statistics.
10297 (compute_store_table): Use max_reg_num directly instead of using the
10298 formerly global max_gcse_regno.
10299 (build_store_vectors): Likewise.
10300 (replace_store_insn): Fix dumping.
10301 (store_motion): Rename to ...
10302 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
10303 pass, called from the pass_rtl_store_motion execute function. Keep
10304 track of substitutions and insertions for statistics gathering similar
10306 (bypass_jumps): Remove, fold interesting bits into ...
10307 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
10308 from the pass_rtl_cprop execute function.
10309 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10310 pass_jump_bypass): Remove.
10311 (gate_handle_gcse, rest_of_handle_gcse): Remove.
10312 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
10313 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
10314 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
10315 (gate_rtl_store_motion, execute_rtl_store_motion,
10316 pass_rtl_store_motion): New.
10317 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
10318 make it clear that -fcse-skip-blocks is a no-op for backward compat.
10319 * passes.c (init_optimization_passes): Remove pass_gcse and
10320 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
10321 and cse_after_global_opts in place of pass_gcse. Schedule cprop
10322 instead of pass_jump_bypass.
10324 2009-04-27 Richard Guenther <rguenther@suse.de>
10326 PR middle-end/39928
10327 * gimplify.c (gimplify_expr): If we are required to create
10328 a temporary make sure it ends up as register.
10330 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
10333 * config/i386/i386.c (construct_container): Don't call
10334 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
10335 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
10337 2009-04-27 Michael Matz <matz@suse.de>
10339 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
10340 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
10341 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
10342 (dump_replaceable_exprs): Take a bitmap.
10343 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
10345 (expand_gimple_basic_block): Likewise.
10346 * tree-ssa-ter.c (struct temp_expr_table_d): Make
10347 replaceable_expressions member a bitmap.
10348 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
10349 (mark_replaceable): Likewise.
10350 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
10351 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
10353 2009-04-27 Richard Guenther <rguenther@suse.de>
10355 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
10356 (verify_stmts): Dispatch to gimple/type verification code.
10357 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
10358 issue with call argument types.
10360 2009-04-27 Michael Matz <matz@suse.de>
10362 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
10363 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
10366 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
10367 Eric Botcazou <ebotcazou@adacore.com>
10369 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
10370 a label's basic block.
10371 (mark_target_live_regs): Tidy and rework obsolete comments.
10372 Change back DF problem to LIVE. If a label starts a basic block,
10373 assume that all registers that used to be live then still are.
10374 (init_resource_info): If a label starts a basic block, set its
10375 BLOCK_FOR_INSN accordingly.
10376 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
10378 2009-04-27 Richard Guenther <rguenther@suse.de>
10380 * tree-flow-inline.h (function_ann): Remove.
10381 (get_function_ann): Likewise.
10382 * tree-dfa.c (create_function_ann): Remove.
10383 * tree-flow.h (struct static_var_ann_d): Remove.
10384 (struct function_ann_d): Likewise.
10385 (union tree_ann_d): Remove fdecl member.
10386 (function_ann_t): Remove.
10387 (function_ann, get_function_ann, create_function_ann): Remove
10390 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
10392 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
10394 2009-04-27 Jan Hubicka <jh@suse.cz>
10396 * ipa-pure-const.c (struct funct_state_d): New fields
10397 state_previously_known, looping_previously_known; remove
10398 state_set_in_source.
10399 (analyze_function): Use new fields.
10400 (propagate): Avoid assumption that state_set_in_source imply
10403 * tree-ssa-loop-niter.c (finite_loop_p): New function.
10404 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
10405 * cfgloop.h (finite_loop_p): Declare.
10407 2009-04-26 Michael Matz <matz@suse.de>
10409 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
10411 2009-04-26 Michael Matz <matz@suse.de>
10413 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
10414 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
10415 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
10416 pass_mark_used_blocks): Remove.
10417 * tree-optimize.c (pass_free_datastructures,
10418 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
10419 * passes.c (init_optimization_passes): Don't call
10420 pass_mark_used_blocks, remove dead code.
10422 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
10424 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
10425 * tree-ssa-live.h (register_ssa_partition): Likewise.
10427 2009-04-26 Michael Matz <matz@suse.de>
10430 * builtins.c (fold_builtin_next_arg): Handle SSA names.
10431 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
10432 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
10434 (compare_pairs): Swap cost comparison.
10435 (coalesce_ssa_name): Don't use change_partition_var.
10436 * tree-nrv.c (struct nrv_data): Add modified member.
10437 (finalize_nrv_r): Set it.
10438 (tree_nrv): Use it to update statements.
10439 (pass_nrv): Require PROP_ssa.
10440 * tree-mudflap.c (mf_decl_cache_locals,
10441 mf_build_check_statement_for): Use make_rename_temp.
10442 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10443 * alias.c (find_base_decl): Handle SSA names.
10444 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10445 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10446 * rtl.h (set_reg_attrs_for_parm): Declare.
10447 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10448 to "optimized", remove unused locals at finish.
10449 (execute_free_datastructures): Make global, call
10450 delete_tree_cfg_annotations.
10451 (execute_free_cfg_annotations): Don't call
10452 delete_tree_cfg_annotations.
10454 * ssaexpand.h: New file.
10455 * expr.c (toplevel): Include ssaexpand.h.
10456 (expand_assignment): Handle SSA names the same as register variables.
10457 (expand_expr_real_1): Expand SSA names.
10458 * cfgexpand.c (toplevel): Include ssaexpand.h.
10459 (SA): New global variable.
10460 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10461 (SSAVAR): New macro.
10462 (set_rtl): New helper function.
10463 (add_stack_var): Deal with SSA names, use set_rtl.
10464 (expand_one_stack_var_at): Likewise.
10465 (expand_one_stack_var): Deal with SSA names.
10466 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10467 before unique numbers.
10468 (expand_stack_vars): Use set_rtl.
10469 (expand_one_var): Accept SSA names, add asserts for them, feed them
10470 to above subroutines.
10471 (expand_used_vars): Expand all partitions (without default defs),
10472 then only the local decls (ignoring those expanded already).
10473 (expand_gimple_cond): Remove edges when jumpif() expands an
10474 unconditional jump.
10475 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10476 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10478 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10479 members of SA; deal with PARM_DECL partitions here; expand
10480 all PHI nodes, free tree datastructures and SA. Commit instructions
10481 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10482 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10483 info and statements at start, collect garbage at finish.
10484 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10485 (VAR_ANN_PARTITION) Remove.
10486 (change_partition_var): Don't declare.
10487 (partition_to_var): Always return SSA names.
10488 (var_to_partition): Only accept SSA names.
10489 (register_ssa_partition): Only check argument.
10490 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10492 (delete_var_map): Don't free it.
10493 (var_union): Only accept SSA names, simplify.
10494 (partition_view_init): Mark only useful SSA names as used.
10495 (partition_view_fini): Only deal with SSA names.
10496 (change_partition_var): Remove.
10497 (dump_var_map): Use ssa_name instead of partition_to_var member.
10498 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10500 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10501 (struct _elim_graph): New member const_dests; nodes member vector of
10503 (set_location_for_edge): New static helper.
10504 (create_temp): Remove.
10505 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10506 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10507 (new_elim_graph): Allocate const_dests member.
10508 (clean_elim_graph): Truncate const_dests member.
10509 (delete_elim_graph): Free const_dests member.
10510 (elim_graph_size): Adapt to new type of nodes member.
10511 (elim_graph_add_node): Likewise.
10512 (eliminate_name): Likewise.
10513 (eliminate_build): Don't take basic block argument, deal only with
10514 partition numbers, not variables.
10515 (get_temp_reg): New static helper.
10516 (elim_create): Use it, deal with RTL temporaries instead of trees.
10517 (eliminate_phi): Adjust all calls to new signature.
10518 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10519 (rewrite_trees): Only do checking.
10520 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10521 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10522 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10523 contains_tree_r, MAX_STMTS_IN_LATCH,
10524 process_single_block_loop_latch, analyze_edges_for_bb,
10525 perform_edge_inserts): Remove.
10526 (expand_phi_nodes): New global function.
10527 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10528 functions, initialize new parameter, remember partitions having a
10530 (finish_out_of_ssa): New global function.
10531 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10532 don't reset in_ssa_p here, don't disable TER when mudflap.
10533 (pass_del_ssa): Remove.
10534 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10536 (execute_free_datastructures): Declare.
10537 * Makefile.in (SSAEXPAND_H): New variable.
10538 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10539 * basic-block.h (commit_one_edge_insertion): Declare.
10540 * passes.c (init_optimization_passes): Move pass_nrv and
10541 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10542 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10543 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10544 (redirect_branch_edge): Deal with super block when expanding, split
10545 out jump patching itself into ...
10546 (patch_jump_insn): ... here, new static helper.
10548 2009-04-26 Michael Matz <matz@suse.de>
10550 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10551 beyond num_ssa_names.
10552 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10553 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10555 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10557 PR inline-asm/39543
10558 * fwprop.c (forward_propagate_asm): New function.
10559 (forward_propagate_and_simplify): Propagate also into __asm, if it
10560 doesn't increase the number of referenced registers.
10563 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10565 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10567 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10568 note_nonlocal_vla_type for nonlocal VLAs.
10569 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10570 contains_remapped_vars, remap_vla_decls): New functions.
10571 (convert_nonlocal_reference_stmt): If not optimizing, call
10572 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10573 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10574 if it wasn't found in var_map.
10575 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10576 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10577 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10579 * gimplify.c (nonlocal_vlas): New variable.
10580 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10582 (gimplify_body): Create and destroy nonlocal_vlas.
10584 * dwarf2out.c (loc_descr_plus_const): New function.
10585 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10586 mem_loc_descriptor, loc_descriptor_from_tree_1,
10587 descr_info_loc, gen_variable_die): Use it.
10589 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10590 !TREE_STATIC VAR_DECLs.
10591 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10592 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10593 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10594 DECL_BY_REFERENCE is valid.
10595 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10596 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10597 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10598 Copy DECL_BY_REFERENCE.
10599 (struct nesting_copy_body_data): New type.
10600 (nesting_copy_decl): New function.
10601 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10602 if they have variable length.
10604 2009-04-26 Michael Matz <matz@suse.de>
10606 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10607 mark new temporaries for renaming.
10609 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10612 * c-decl.c (global_bindings_p): Return negative value.
10613 (c_variable_size): New. Based on variable_size from
10615 (grokdeclarator): Call c_variable_size not variable_size.
10617 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10619 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10621 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10623 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10624 Redefine it to just use mingw/include.
10625 (ASM_SPEC): Rules for -m32 and -m64.
10626 (LINK_SPEC): Use Likewise.
10627 (SPEC_32): New define.
10628 (SPEC_64): Likewise.
10629 (SUB_LINK_SPEC): Likewise.
10630 (MULTILIB_DEFAULTS): New define.
10631 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10632 Add multilib options.
10633 (MULTILIB_DIRNAMES): Likewise.
10634 (MULTILIB_OSDIRNAMES): Likewise.
10635 (LIBGCC): Likewise.
10636 (INSTALL_LIBGCC): Likewise.
10638 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10641 * c-tree.h (enum c_inline_static_type): New.
10642 (record_inline_static): Declare.
10643 * c-decl.c (struct c_inline_static, c_inline_statics,
10644 record_inline_static, check_inline_statics): New.
10645 (pop_file_scope): Call check_inline_statics.
10646 (start_decl): Call record_inline_static instead of pedwarning
10647 directly for static in inline function.
10648 * c-typeck.c (build_external_ref): Call record_inline_static
10649 instead of pedwarning directly for static referenced in inline
10652 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10654 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10655 not new but only being rescanned.
10656 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10657 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10658 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10659 record_set_info, compute_set, grealloc): Remove.
10660 (recompute_all_luids): New function.
10661 (gcse_main): Don't compute sets, and don't do related memory
10662 allocations/free-ing. If something changed before the end of the
10663 pass, update LUIDs using recompute_all_luids.
10664 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10665 (free_gcse_mem): Don't free it either.
10666 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10667 Use the df insn LUIDs.
10668 (load_killed_in_block): Likewise.
10669 (compute_hash_table_work): Don't compute reg_set_in_block.
10670 (compute_transp): Use DF_REG_DEF_CHAINs.
10671 (local_cprop_pass): Don't use compute_sets and related functions.
10672 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10673 Use get_max_uid() instead of max_cuid.
10674 (insert_insn_end_basic_block, pre_insert_copy_insn,
10675 update_ld_motion_stores): Don't try to
10676 keep reg_set tables up to date.
10677 (pre_insert_copies): Use df insn LUIDs.
10678 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10679 (reg_set_info): Don't use extra bitmap argument.
10680 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10681 information to compute regs_set_in_block.
10682 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10683 (bypass_jumps): Don't use compute_sets and friends.
10685 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10688 * opts.c (undocumented_msg): Do not leave blank even with
10691 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10693 * c-decl.c (build_enumerator): Allow values folding to integer
10694 constants but not integer constant expressions with a pedwarn if
10697 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10700 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10701 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10702 type is an integer constant.
10704 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10707 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10710 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10713 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10714 with variably modified return type and no storage class
10715 specifiers, except for the case of nested functions. Distinguish
10716 extern declarations of functions with variably modified return
10717 types from those of objects with variably modified types.
10719 2009-04-25 Jan Hubicka <jh@suse.cz>
10721 * tree.c (list_equal_p): New function.
10722 * tree.h (list_equal_p): Declare.
10723 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10724 basic_block_def, basic_block, const_basic_block): New.
10725 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10726 (redirect_eh_edge): New function.
10727 (make_eh_edge_update_phi): EH edges are not abnormal.
10728 * except.c: Include tree-flow.h.
10729 (list_match): New function.
10730 (eh_region_replaceable_by_p): New function.
10731 (replace_region): New function.
10732 (hash_type_list): New function.
10733 (hash_eh_region): New function.
10734 (eh_regions_equal_p): New function.
10735 (merge_peers): New function.
10736 (remove_unreachable_regions): Verify EH tree when checking;
10738 (copy_eh_region_1): New function.
10739 (copy_eh_region): New function.
10740 (push_reachable_handler): New function.
10741 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10742 regions without label but with live RESX.
10743 * except.h (redirect_eh_edge_to_label): New.
10744 * tree-flow.h (redirect_eh_edge): New.
10745 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10746 basic_block_def, basic_block, const_basic_block): Remove.
10747 * Makefile.in (except.o): Add dependency on tree-flow.h
10748 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10749 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10752 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10755 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10756 on the destination of memcpy.
10758 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10760 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10761 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10762 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10764 2009-04-25 Jan Hubicka <jh@suse.cz>
10766 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10767 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10768 to be reached by different label than left.
10769 (update_eh_edges): Update comment; remove edge_to_remove if possible
10770 and return true if suceeded.
10771 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10772 (cleanup_eh): Compute sharing map.
10773 * except.c (remove_eh_handler_and_replace): Add argument if we should
10775 (remove_unreachable_regions): Update for label sharing.
10776 (label_to_region_map): Likewise.
10777 (get_next_region_sharing_label): New function.
10778 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10780 (remove_eh_handler): Update.
10781 (remove_eh_region_and_replace_by_outer_of): New function.
10782 * except.h (struct eh_region): Add next_region_sharing_label.
10783 (remove_eh_region_and_replace_by_outer_of,
10784 get_next_region_sharing_label): Declare.
10785 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10787 2009-04-25 Jan Hubicka <jh@suse.cz>
10789 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10790 insert code even if they are not critical.
10792 2009-04-25 Jan Hubicka <jh@suse.cz>
10794 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10795 (gimple_can_remove_branch_p): EH edges won't remove branch by
10797 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10798 updating of non-abnormal EH edges.
10799 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10800 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10801 (split_critical_edges): Split also edges where emitting code on them
10802 will lead to splitting later.
10804 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10805 H.J. Lu <hongjiu.lu@intel.com>
10808 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10809 the configured assembler supports fildq and fistpq mnemonics.
10810 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10811 * configure: Regenerated.
10812 * config.in: Ditto.
10814 * config/i386/i386.c (print_operand): Handle 'Z'.
10815 ['z']: Remove handling of special fild/fist suffixes.
10816 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10817 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10818 suffix of fild insn.
10819 (*floatsi<mode>2_vector_mixed): Ditto.
10820 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10821 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10822 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10823 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10824 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10826 2009-04-25 Ben Elliston <bje@au.ibm.com>
10828 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10829 the source of a set operation.
10831 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10833 * target.h (struct gcc_target): Add case_values_threshold field.
10834 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10835 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10836 * targhooks.c (default_case_values_threshold): New function.
10837 * targhooks.h (default_case_values_threshold): Declare function.
10838 * stmt.c (expand_case): Use case_values_threshold target hook.
10839 * expr.h (case_values_threshold): Remove declartation.
10840 * expr.c (case_values_threshold): Remove function.
10841 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10843 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10844 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10845 (avr_case_values_threshold): Declare as static.
10846 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10848 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10849 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10850 (mn10300_case_values_threshold): New function.
10852 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10854 * ira.c (setup_cover_and_important_classes): Add enum cast.
10856 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10858 * genpreds.c (write_enum_constraint_num): Output definition of
10859 CONSTRAINT_NUM_DEFINED_P macro.
10860 * ira.c (setup_cover_and_important_classes): Use
10861 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10863 2009-04-24 DJ Delorie <dj@redhat.com>
10865 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10866 __SH2A_SINGLE_ONLY__ also.
10868 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10870 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10871 (movdf_internal): Ditto.
10872 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10873 SFmode and DFmode constants.
10874 (ia64_print_operand): Add 'G' format for printing
10875 floating point constants.
10877 2009-04-24 Richard Guenther <rguenther@suse.de>
10879 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10880 from unsigned additions.
10882 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10884 * c-typeck.c (set_init_index): Allow array designators that are
10885 not integer constant expressions with a pedwarn if pedantic.
10887 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10889 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10890 zero if no overlap in nonzero bits between the operands.
10892 2009-04-24 Ian Lance Taylor <iant@google.com>
10894 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10895 (record_dead_and_set_regs): Likewise.
10896 * df.h (struct df_mw_hardreg): Change flags field to int.
10897 (struct df_base_ref): Likewise.
10898 (struct df): Change changeable_flags field to int.
10899 * df-scan.c (df_defs_record): Change clobber_flags to int.
10900 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10901 constants rather than #define macros.
10902 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10903 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10904 (enum dwarf_calling_convention): Likewise.
10905 (enum dwarf_line_number_x_ops): Likewise.
10906 (enum dwarf_call_frame_info): Likewise.
10907 (enum dwarf_source_language): Likewise.
10908 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10909 (add_calling_convention_attribute): Likewise.
10910 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10911 (combine_comparisons): Change compcode to int. Add cast to enum type.
10912 * genrecog.c (maybe_both_true_2): Change c to int.
10913 (write_switch): Likewise. Add cast to enum type.
10914 * gimplify.c (gimplify_omp_for): Handle return values from
10915 gimplify_expr using MIN rather than bitwise or.
10916 (gimplify_expr): Add cast to enum type.
10917 * ipa-prop.c (update_jump_functions_after_inlining): Change
10918 IPA_BOTTOM to IPA_JF_UNKNOWN.
10919 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10920 Add casts to enum type.
10921 (setup_cover_and_important_classes): Change cl to int. Add casts
10923 (setup_class_translate): Change cl and mode to int.
10924 (ira_init_once): Change mode to int.
10925 (free_register_move_costs): Likewise.
10926 (setup_prohibited_mode_move_regs): Add casts to enum type.
10927 * langhooks.c (add_builtin_function_common): Rework assertion that
10928 value fits bitfield.
10929 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10930 * omega.c (omega_do_elimination): Avoid math on enum types.
10931 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10932 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10933 int local to handle integral_argment value.
10934 * regmove.c (try_auto_increment): Change PUT_MODE to
10936 * reload.c (push_secondary_reload): Add casts to enum type.
10937 (secondary_reload_class, find_valid_class): Likewise.
10938 * reload1.c (emit_input_reload_insns): Likewise.
10939 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10940 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10941 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10943 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10944 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10946 (expand_complex_libcall): Add casts to enum type.
10947 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10948 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10949 with ERROR_MARK, not NUM_TREE_CODES.
10950 (vect_create_epilog_for_reduction): Likewise.
10951 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10952 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10953 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10955 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10956 vect_unused_in_loop. Change 0 to loop_vect.
10957 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10958 * var-tracking.c (get_init_value): Change return type to enum
10960 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10961 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10963 (arm_override_options): Add casts to enum type.
10964 (arm_emit_tls_decoration): Likewise.
10965 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10967 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10968 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10969 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10971 * config/s390/s390.c (code_for_builtin_64): Change to array of
10973 (code_for_builtin_31): Likewise.
10974 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10976 * config/sparc/sparc.c (sparc_override_options): Change value
10977 field in struct code_model to enum cmodel. In initializer change
10978 0 to NULL and add cast to enum type.
10980 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10981 Change all callers. Issue a -Wc++-compat warning using
10982 lhs_origtype if necessary.
10983 (convert_for_assignment): Issue -Wc++-compat warnings about
10984 invalid conversions to enum type on assignment.
10985 * c-common.h (build_modify_expr): Update declaration.
10987 2009-04-24 Nick Clifton <nickc@redhat.com>
10989 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10990 (function_arg_advance): Likewise.
10991 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10994 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10996 * config/s390/constraints.md ('I', 'J'): Fix condition.
10998 2009-04-24 Diego Novillo <dnovillo@google.com>
11000 * gengtype-parse.c (parse_error): Add newline after message.
11002 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11004 * config/i386/sse.md (avxmodesuffixs): Removed.
11005 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
11006 (*avx_pinsr<ssevecsize>): This.
11008 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11010 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
11011 follow chains of regs with a single definition, and allow expressions
11012 that are function_invariant_p.
11013 (simple_rhs_p): Allow expressions that are function_invariant_p.
11015 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
11017 PR middle-end/39867
11018 * fold-const.c (fold_cond_expr_with_comparison): When folding
11019 > and >= to MAX, make sure the MAX uses the same type as the
11020 comparison's operands.
11022 2009-04-24 Nick Clifton <nickc@redhat.com>
11024 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
11025 addressing for DImode accesses.
11026 (frv_print_operand_address): Handle PLUS case.
11027 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
11029 2009-04-24 Jakub Jelinek <jakub@redhat.com>
11031 PR rtl-optimization/39794
11032 * alias.c (canon_true_dependence): Add x_addr argument.
11033 * rtl.h (canon_true_dependence): Adjust prototype.
11034 * cse.c (check_dependence): Adjust canon_true_dependence callers.
11035 * cselib.c (cselib_invalidate_mem): Likewise.
11036 * gcse.c (compute_transp): Likewise.
11037 * dse.c (scan_reads_nospill): Likewise.
11038 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
11039 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
11040 canon_base_addr of the group, plus optional offset.
11041 (struct group_info): Rename canon_base_mem to
11043 (get_group_info): Set canon_base_addr to canon_rtx of base, not
11044 canon_rtx of base_mem.
11046 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
11048 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
11049 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
11051 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11053 * config/spu/spu-builtins.h: Delete file.
11055 * config/spu/spu.h (enum spu_builtin_type): Move here from
11057 (struct spu_builtin_description): Likewise. Add GTY marker.
11058 Do not use enum spu_function_code or enum insn_code.
11059 (spu_builtins): Add extern declaration.
11061 * config/spu/spu.c: Do not include "spu-builtins.h".
11062 (enum spu_function_code, enum spu_builtin_type_index,
11063 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
11064 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
11065 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
11066 unsigned_V2DI_type_node): Move here from spu-builtins.h.
11067 (spu_builtin_types): Make static. Add GTY marker.
11068 (spu_builtins): Add extern declaration with GTY marker.
11069 Include "gt-spu.h".
11071 * config/spu/spu-c.c: Do not include "spu-builtins.h".
11072 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
11073 Check programmatically whether all parameters are scalar.
11075 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
11077 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
11079 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
11080 assignment from the constructor either if the target is volatile.
11082 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
11084 * config/arm/arm.md (insv): Do not share operands[0].
11086 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
11088 * config/vxlib-tls.c (active_tls_threads): Delete.
11089 (delete_hook_installed): New.
11090 (tls_delete_hook): Don't delete the delete hook.
11091 (tls_destructor): Delete it here.
11092 (__gthread_set_specific): Adjust installing the delete hook.
11093 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
11094 __gthread_leave_tsd_dtor_context.
11096 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
11098 * c-format.c (gcc_tdiag_char_table): Add support for %E.
11100 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
11102 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
11104 (alpha_rtx_costs): Ditto.
11105 (emit_unlikely_jump): Use add_reg_note.
11106 (emit_frame_store_1): Ditto.
11107 (alpha_expand_prologue): Ditto.
11108 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11109 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
11111 2009-04-23 Nick Clifton <nickc@redhat.com>
11113 * config/v850/v850.md (epilogue): Remove suppressed code.
11114 (return): Rename to return_simple and remove test of frame size.
11115 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
11116 to gen_return_simple.
11118 2009-04-22 Jing Yu <jingyu@google.com>
11121 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
11123 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11126 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
11127 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
11128 value is a VECTOR_CST, the element type is the element type of the
11131 2009-04-22 DJ Delorie <dj@redhat.com>
11133 * config/m32c/m32c.h: Update GTY annotations to new syntax.
11135 2009-04-22 Jakub Jelinek <jakub@redhat.com>
11137 * alias.c (find_base_term): Move around LO_SUM case, so that
11138 CONST falls through into PLUS/MINUS handling.
11141 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
11142 into 0, use omit_one_operand.
11144 2009-04-23 Ben Elliston <bje@au.ibm.com>
11146 * config/rs6000/linux-unwind.h (get_regs): Remove type
11147 puns. Change the type of `pc' to an array of unsigned ints and
11148 update all users. Constify frame24.
11150 2009-04-22 DJ Delorie <dj@redhat.com>
11152 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
11153 declarations before code.
11154 (current_function_special_page_vector): Likewise.
11155 (m32c_expand_insv): Silence a warning.
11157 2009-04-21 Taras Glek <tglek@mozilla.com>
11159 * alias.c: Update GTY annotations to new syntax.
11160 * basic-block.h: Likewise.
11161 * bitmap.h: Likewise.
11162 * c-common.h: Likewise.
11163 * c-decl.c: Likewise.
11164 * c-parser.c: Likewise.
11165 * c-pragma.c: Likewise.
11166 * c-tree.h: Likewise.
11167 * cfgloop.h: Likewise.
11168 * cgraph.h: Likewise.
11169 * config/alpha/alpha.c: Likewise.
11170 * config/arm/arm.h: Likewise.
11171 * config/avr/avr.h: Likewise.
11172 * config/bfin/bfin.c: Likewise.
11173 * config/cris/cris.c: Likewise.
11174 * config/darwin.c: Likewise.
11175 * config/frv/frv.c: Likewise.
11176 * config/i386/i386.c: Likewise.
11177 * config/i386/i386.h: Likewise.
11178 * config/i386/winnt.c: Likewise.
11179 * config/ia64/ia64.h: Likewise.
11180 * config/iq2000/iq2000.c: Likewise.
11181 * config/mips/mips.c: Likewise.
11182 * config/mmix/mmix.h: Likewise.
11183 * config/pa/pa.c: Likewise.
11184 * config/pa/pa.h: Likewise.
11185 * config/rs6000/rs6000.c: Likewise.
11186 * config/s390/s390.c: Likewise.
11187 * config/sparc/sparc.c: Likewise.
11188 * config/xtensa/xtensa.c: Likewise.
11189 * cselib.h: Likewise.
11190 * dbxout.c: Likewise.
11191 * dwarf2out.c: Likewise.
11192 * except.c: Likewise.
11193 * except.h: Likewise.
11194 * fixed-value.h: Likewise.
11195 * function.c: Likewise.
11196 * function.h: Likewise.
11197 * gimple.h: Likewise.
11198 * integrate.c: Likewise.
11199 * optabs.c: Likewise.
11200 * output.h: Likewise.
11201 * real.h: Likewise.
11203 * stringpool.c: Likewise.
11204 * tree-data-ref.c: Likewise.
11205 * tree-flow.h: Likewise.
11206 * tree-scalar-evolution.c: Likewise.
11207 * tree-ssa-address.c: Likewise.
11208 * tree-ssa-alias.h: Likewise.
11209 * tree-ssa-operands.h: Likewise.
11210 * tree.c: Likewise.
11211 * tree.h: Likewise.
11212 * varasm.c: Likewise.
11213 * varray.h: Likewise.
11215 * coretypes.h: Do not define GTY macro if it is already defined.
11216 * doc/gty.texi: Update GTY documentation to new syntax.
11217 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11218 annotations on structs.
11219 * gengtype-parse.c: Likewise.
11221 2009-04-22 Mark Heffernan <meheff@google.com>
11223 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11225 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11227 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11230 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11232 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11233 the same as a PLUS without a shift. Increase the cost of a
11236 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11238 * Makefile.in: Update dependencies.
11239 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11240 * errors.h: Remove bogus comment about compatibility.
11241 (warning): Update declaration.
11242 * genautomata.c: Update all calls to warning.
11243 * gimple.c: Do not include errors.h. Include toplev.h.
11244 * tree-ssa-structalias.c: Do not include errors.h.
11245 * omega.c: Likewise.
11246 * tree-ssa-reassoc.c: Likewise.
11247 * config/spu/spu-c.c: Likewise.
11248 * config/spu/t-spu-elf: Update dependencies.
11250 2009-04-22 Richard Guenther <rguenther@suse.de>
11252 PR tree-optimization/39824
11253 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11254 make sure the types are compatible.
11256 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11259 * c-common.c (c_parse_error): Take a token_flags parameter.
11260 Use token_type for the token type instead.
11261 Pass token_flags to cpp_type2name.
11262 * c-common.h (c_parse_error): Update declaration.
11263 * c-parser.c (c_parser_error): Pass 0 as token flags.
11265 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11267 PR rtl-optimization/39580
11268 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
11270 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11272 * function.c (expand_function_end): Do not emit a jump to the "naked"
11273 return label for fall-through returns.
11274 * except.c (sjlj_emit_function_exit): Always place the call to the
11275 unregister function at the location installed by expand_function_end.
11277 2009-04-22 Richard Guenther <rguenther@suse.de>
11279 PR tree-optimization/39845
11280 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
11281 (gen_inbound_check): Likewise.
11283 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
11285 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
11287 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
11288 * config/vxlib.c (__gthread_once): Add race guard for PPC.
11290 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11292 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
11293 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
11294 shift counts to avoid out-of-bounds array accesses.
11296 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11298 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
11299 (Pmode): Move above.
11301 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
11303 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
11304 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
11305 GET_CODE macro. Use IN_RANGE macro where appropriate.
11306 * config/alpha/alpha.h: Ditto.
11307 * config/alpha/alpha.md: Ditto.
11308 * config/alpha/constraints.md: Ditto.
11309 * config/alpha/predicates.md: Ditto.
11311 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11313 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
11314 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11315 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11316 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11317 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11318 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11319 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11320 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11321 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11322 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11323 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11324 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11325 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11326 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11327 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11328 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11329 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11330 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11331 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11332 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11333 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11334 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11335 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11336 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11337 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11338 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11339 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11341 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11343 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
11344 references from comments.
11345 * cfgbuild.c: (count_basic_blocks): Delete.
11346 (find_basic_blocks_1): Delete.
11347 (find_basic_blocks): Delete.
11348 * except.c (finish_eh_generation): Make static. Move comment from
11349 except.h here. Remove find_basic_blocks references from comments.
11350 * except.h (finish_eh_generation): Delete.
11351 * basic-block.h (find_basic_blocks): Delete.
11352 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
11354 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
11356 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
11357 (sdbout_parms): Likewise.
11359 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11361 * config/sh/sh.c (prepare_cbranch_operands): Use
11362 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
11363 (expand_cbranchdi4): Likewise.
11364 (from_compare): Add cast to enum type.
11365 (expand_cbranchsi4): Use add_reg_note.
11366 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
11367 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
11368 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
11369 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11370 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
11371 instead of CODE_FOR_nothing.
11372 (cbranchdi4): Likewise. Fix the order of arguments for
11374 (push_fpscr): Use add_reg_note.
11375 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
11376 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
11378 2009-04-21 Joseph Myers <joseph@codesourcery.com>
11380 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
11381 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11382 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11383 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
11384 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
11385 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
11386 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
11387 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
11388 config/alpha/x-vms, config/arc/t-arc,
11389 config/arm/README-interworking, config/arm/arm-c.c,
11390 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
11391 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
11392 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
11393 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
11394 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
11395 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
11396 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
11397 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
11398 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
11399 config/cris/t-elfmulti, config/crx/t-crx,
11400 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
11401 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
11402 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
11403 config/h8300/t-h8300, config/i386/athlon.md,
11404 config/i386/darwin-libgcc.10.4.ver,
11405 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
11406 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
11407 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
11408 config/i386/t-linux64, config/i386/t-nwld,
11409 config/i386/t-rtems-i386, config/i386/t-sol2-10,
11410 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
11411 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
11412 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
11413 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
11414 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
11415 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
11416 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
11417 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
11418 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
11419 config/m68k/t-uclinux, config/mcore/t-mcore,
11420 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
11421 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
11422 config/mips/crtn.asm, config/mips/irix-crti.asm,
11423 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
11424 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
11425 config/mips/mips-fixed.md, config/mips/sb1.md,
11426 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
11427 config/mips/t-iris6, config/mips/t-isa3264,
11428 config/mips/t-libgcc-mips16, config/mips/t-linux64,
11429 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
11430 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
11431 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
11432 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
11433 config/mn10300/t-linux, config/mn10300/t-mn10300,
11434 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
11435 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
11436 config/picochip/libgccExtras/clzsi2.asm,
11437 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11438 config/rs6000/darwin-libgcc.10.4.ver,
11439 config/rs6000/darwin-libgcc.10.5.ver,
11440 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11441 config/rs6000/t-aix43, config/rs6000/t-aix52,
11442 config/rs6000/t-darwin, config/rs6000/t-fprules,
11443 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11444 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11445 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11446 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11447 config/rs6000/t-rtems, config/rs6000/t-spe,
11448 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11449 config/score/t-score-elf, config/sh/divcost-analysis,
11450 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11451 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11452 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11453 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11454 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11455 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11456 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11457 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11458 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11459 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11460 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11461 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11462 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11463 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11464 * config/h8300/genmova.sh: Include copyright and license notices
11465 in generated output.
11466 * config/h8300/mova.md: Regenerate.
11467 * doc/install.texi2html: Include word "Copyright" in copyright
11468 notice and use name "Free Software Foundation, Inc.".
11469 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11470 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11471 ChangeLog-2007, ChangeLog-2008: Correct dates.
11473 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11475 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11476 NE_EXPR operations as well.
11477 * c-parser.c (c_parser_condition): Do not set location information on
11479 (c_parser_conditional_expression): Likewise.
11480 (c_parser_binary_expression): Set location information on operators.
11481 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11482 TRUTH_NOT_EXPR has been folded.
11483 * fold-const.c (fold_truth_not_expr): Copy location information from
11484 the incoming expression to the outgoing one.
11485 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11486 recursive calls on the LHS of the operator but pass that of the
11487 operator to recursive calls on the RHS of the operator. Set it
11489 (shortcut_cond_expr): Set the locus of the operator on the second
11490 COND_EXPR and that of the expression on the first in degenerate cases.
11491 Pass the locus of the expression to calls to shortcut_cond_r.
11492 Set the locus of the 'then' block on the associated jump, if any.
11493 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11494 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11495 expression to call to gimplify_boolean_expr.
11497 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11499 * config.gcc: Add additional configuration for
11500 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11501 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11502 (CPP_SPEC): Redefine for allowing -municode option.
11503 (STARTFILE_SPEC): Likewise.
11504 * config/i386/t-mingw-w64: New.
11505 * config/i386/mingw-w64.opt: New.
11506 (municode): Add new target option.
11507 * doc/invoke.texi (municode): Add documentation for new option.
11509 2009-04-21 Ian Lance Taylor <iant@google.com>
11511 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11512 Correct test for number of arguments.
11513 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11515 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11517 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11518 argument of emit_library_call.
11520 2009-04-21 Richard Guenther <rguenther@suse.de>
11522 PR middle-end/39829
11523 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11524 inside VIEW_CONVERT_EXPRs.
11526 2009-04-21 Martin Jambor <mjambor@suse.cz>
11528 * tree-switch-conversion.c (build_constructors): Split a long line.
11529 (constructor_contains_same_values_p): New function.
11530 (build_one_array): Create assigns of constants if possible, do not
11531 call mark_sym_for_renaming, call update_stmt.
11532 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11533 make_rename_temp. Do not call mark_symbols_for_renaming, call
11535 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11536 find_new_referenced_vars, call update_stmt.
11537 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11538 instead of calling make_rename_temp. Do not call
11539 find_new_referenced_vars or mark_symbols_for_renaming, call
11542 2009-04-21 Richard Guenther <rguenther@suse.de>
11544 PR tree-optimization/39827
11545 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11546 (tree_ssa_phiprop): Pass the correct array size.
11548 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11550 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11552 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11555 * c-typeck.c (lvalue_p): Move declaration ...
11556 * c-common.h (lvalue_p): ... to here.
11557 * c-common.c (candidate_equal_p): New.
11558 (add_tlist): Use it.
11559 (merge_tlist): Use it.
11560 (warn_for_collisions_1): Likewise.
11561 (warning_candidate_p): Accept more candidates.
11562 (verify_tree): A warning candidate can be an expression. Use
11565 2009-04-21 Ben Elliston <bje@au.ibm.com>
11568 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11569 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11570 options. Remove -mcall-solaris documentation.
11572 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11575 * doc/invoke.texi (-Wlong-long): Update description.
11576 * c-lex (interpret_integer): Only warn if there was no previous
11577 overflow and -Wlong-long is enabled.
11578 * c-decl.c (declspecs_add_type): Drop redundant flags.
11579 * c.opt (Wlong-long): Init to -1.
11580 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11581 and front-end warn_long_long. Wlong-long only depends on other
11582 flags if it is uninitialized.
11583 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11584 the same for CPP and FE.
11585 (restore_extension_diagnostics): Likewise.
11587 2009-04-20 Ian Lance Taylor <iant@google.com>
11589 Fix enum conversions which are invalid in C++:
11590 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11591 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11592 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11593 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11594 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11595 (dbxout_parms): Likewise.
11596 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11597 (df_clear_flags): Likewise.
11598 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11599 top_flag parameter to int.
11600 (df_chain_create_bb_process_use): Likewise.
11601 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11603 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11604 (df_ref_create_structure, df_def_record_1): Likewise.
11605 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11606 (df_notes_rescan): Change 0 to VOIDmode in function call.
11607 (df_get_call_refs, df_insn_refs_collect): Likewise.
11608 (df_bb_regs_collect): Likewise.
11609 (df_entry_block_defs_collect): Likewise.
11610 (df_exit_block_uses_collect): Likewise.
11611 * df.h: Update declarations.
11612 * double-int.c (double_int_divmod): Add cast to enum type.
11613 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11614 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11615 (based_loc_descr): Likewise.
11616 (loc_descriptor_from_tree_1): Change first_op and second_op to
11617 enum dwarf_location_atom. Add cast to enum type.
11618 * expmed.c (init_expmed): Change 0 to SET in function call.
11619 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11620 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11621 (do_store_flag): Likewise.
11622 * fixed-value.h (struct fixed_value): Change mode to enum
11624 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11625 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11627 (insert_insn_decl, insert_decl, insert_state): Likewise.
11628 (automata_list_finish): Likewise.
11629 * genrecog.c (process_define_predicate): Add cast to enum type.
11630 * gensupport.c (init_predicate_table): Add cast to enum type.
11631 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11633 (gimple_build_call_1, gimple_build_label): Likewise.
11634 (gimple_build_goto, gimple_build_asm_1): Likewise.
11635 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11636 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11637 (enum fallback): Rename from enum fallback_t.
11638 (fallback_t): Typedef as int.
11639 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11640 GSI_SAME_STMT in function call.
11641 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11643 (setup_reg_class_relations): Likewise.
11644 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11645 (setup_prohibited_class_mode_regs): Add cast to enum type.
11646 (setup_prohibited_mode_move_regs): Likewise.
11647 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11648 (record_address_regs): Change i to enum reg_class.
11649 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11650 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11651 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11652 (GET_MODE_2XWIDER_MODE): Likewise.
11653 (GET_CLASS_NARROWEST_MODE): Likewise.
11654 * omp-low.c (expand_omp_for): Add cast to enum type.
11655 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11656 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11657 * postreload.c (reload_cse_simplify_operands): Change rclass local
11659 * predict.c (combine_predictions_for_insn): Change best_predictor
11660 and predictor to enum br_predictor.
11661 (combine_predictions_for_bb): Likewise.
11662 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11663 use SET_PREDICT_EXPR_OUTCOME.
11664 * real.c (real_arithmetic): Change icode to code in function call.
11665 * reginfo.c (init_move_cost): Add casts to enum type.
11666 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11667 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11669 * reload.c (find_valid_class): Add casts to enum type.
11670 (push_reload): Change 0 to NO_REGS in function call.
11671 (find_reloads): Change this_alternative to array of enum
11672 reg_class. Remove some now-unnecessary casts.
11673 (make_memloc): Change 0 to VOIDmode in function call.
11674 * reload1.c (reload): Change 0 to VOIDmode in function call.
11675 (eliminate_regs_1, elimination_effects): Likewise.
11676 (eliminate_regs_in_insn): Likewise.
11677 (emit_input_reload_insns): Add cast to enum type.
11678 (delete_output_reload): Change 0 to VOIDmode in function call.
11679 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11680 to enum type in function call.
11681 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11682 (SET_PREDICT_EXPR_OUTCOME): Define.
11683 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11684 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11685 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11686 (dump_function): Likewise.
11687 * tree-dump.h: Update declarations.
11688 * tree-pass.h: Update declarations.
11689 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11690 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11692 (arm_rtx_costs_1): Correct parenthesization.
11693 (arm_rtx_costs): Add casts to enum type.
11694 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11695 (vfp_emit_fstmd): Use add_rg_note.
11696 (emit_multi_reg_push, emit_sfm): Likewise.
11697 (thumb_set_frame_pointer): Likewise.
11698 (arm_expand_prologue): Likewise.
11699 (arm_regno_class): Change return type to enum reg_class.
11700 (thumb1_expand_prologue): Use add_reg_note.
11701 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11702 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11704 * config/arm/gentune.sh: Add cast to enum type.
11705 * config/arm/arm-tune.md: Rebuild.
11706 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11707 (ix86_split_fp_branch, predict_jump): Likewise.
11708 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11709 insn_code to enum rtx_code.
11710 (ix86_builtin_vectorized_function): Add cast to enum type.
11711 * config/i386/i386.md (truncdfsf2): Change slot to enum
11713 (truncxf<mode>2, isinf<mode>2): Likewise.
11714 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11716 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11717 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11718 (insert_bundle_state): Change 1 to INSERT in function call.
11719 (ia64_add_bundle_selector_before): Likewise.
11720 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11721 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11722 (restore_stack_nonlocal): Likewise.
11723 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11725 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11727 (mips_rtx_costs): Likewise.
11728 (mips_override_options): Add casts to enum type.
11729 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11731 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11732 (store_reg, set_reg_plus_d): Likewise.
11733 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11734 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11736 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11738 (emit_unlikely_jump): Use add_reg_note.
11739 (rs6000_emit_allocate_stack): Likewise.
11740 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11741 (output_toc): Change 1 to INSERT in function call.
11742 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11743 (rs6000_initialize_trampoline): Likewise.
11744 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11746 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11747 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11748 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11749 (save_gprs): Use add_reg_note.
11750 (s390_emit_prologue): Likewise.
11751 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11752 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11753 (sparc_fold_builtin): Add cast to enum type.
11754 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11756 (spu_expand_prologue): Use add_reg_note.
11757 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11759 2009-04-20 Ian Lance Taylor <iant@google.com>
11761 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11762 (c_parser_postfix_expression_after_primary): Get VEC for list of
11763 arguments. Get original types of arguments. Call
11764 build_function_call_vec.
11765 (cached_expr_list_1, cached_expr_list_2): New static variables.
11766 (c_parser_expr_list): Change return type to VEC *. Add
11767 p_orig_types parameter. Change all callers.
11768 (c_parser_release_expr): New static function.
11769 (c_parser_vec_to_tree_list): New static function.
11770 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11771 call build_function_call_vec.
11772 (build_function_call_vec): New function, based on old
11773 build_function_call.
11774 (convert_arguments): Remove nargs and argarray parameters. Change
11775 values to a VEC. Add origtypes parameter.
11776 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11777 (convert_for_assignment): Add origtype parameter. Change all
11778 callers. If warn_cxx_compat, check for conversion to an enum
11779 type when calling a function.
11780 (store_init_value): Add origtype parameter. Change all callers.
11781 (digest_init): Likewise.
11782 (struct init_node): Add origtype field.
11783 (add_pending_init): Add origtype parameter. Change all callers.
11784 (output_init_element): Likewise.
11785 (output_pending_init_elements): Pass origtype from init_node to
11786 output_init_element.
11787 (process_init_element): Pass origtype from c_expr to
11788 output_init_element.
11789 (c_finish_return): Add origtype parameter. Change all callers.
11790 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11792 (sync_resolve_params): Likewise.
11793 (sync_resolve_return): Change params to first_param. Change caller.
11794 (resolve_overloaded_builtins): Change params to VEC *. Change
11795 callers. Save first parameter around call to build_function_call_vec.
11796 * c-decl.c (finish_decl): Add origtype parameter. Change all
11797 callers. Call build_function_call_vec rather than
11798 build_function_call for cleanup.
11799 * c-tree.h: Update declarations.
11800 * c-common.h: Update declarations.
11801 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11802 params to first_param.
11803 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11804 params parameter from tree to void *.
11805 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11806 Change arglist parameter to have type void *, and to be a pointer
11808 * config/rs6000/rs6000-protos.h
11809 (altivec_resolve_overloaded_builtin): Update declaration.
11810 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11811 fnargs parameter to have type void *, and to be a pointer to a
11812 VEC. Call build_function_call_vec instead of
11813 build_function_call.
11814 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11816 2009-04-20 Joey Ye <joey.ye@intel.com>
11817 Xuepeng Guo <xuepeng.guo@intel.com>
11818 H.J. Lu <hongjiu.lu@intel.com>
11820 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11822 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11823 (IX86_LEA_PRIORITY): Likewise.
11824 (distance_non_agu_define): New function.
11825 (distance_agu_use): Likewise.
11826 (ix86_lea_for_add_ok): Likewise.
11827 (ix86_dep_by_shift_count): Likewise.
11829 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11830 should split for LEA.
11832 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11834 (ix86_dep_by_shift_count): Likewise.
11836 2009-04-20 Richard Guenther <rguenther@suse.de>
11838 * expr.c (handled_component_p): Move ...
11839 * tree.h (handled_component_p): ... here.
11840 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11841 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11842 and REALPART_EXPR to be in one group.
11844 2009-04-20 Richard Guenther <rguenther@suse.de>
11846 * basic-block.h (get_all_dominated_blocks): Declare.
11847 * dominance.c (get_all_dominated_blocks): New function.
11848 * tree-cfg.c (get_all_dominated_blocks): Remove.
11849 (remove_edge_and_dominated_blocks): Adjust.
11850 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11851 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11852 instead of recursing.
11854 2009-04-20 Doug Kwan <dougkwan@google.com>
11856 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11857 (struct cgraph_node_set_def): New type.
11858 (cgraph_node_set) New type. Also declare vector functions.
11859 (struct cgraph_node_set_element_def): New type.
11860 (cgraph_node_set_element): Ditto.
11861 (cgraph_node_set_iterator): New iterator type.
11862 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11863 cgraph_node_set_remove, dump_cgraph_node_set,
11864 debug_cgraph_node_set): New prototypes.
11865 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11866 cgraph_node_set_size): New inlines.
11867 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11868 including cgraph.h.
11869 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11870 argument to function 'write_summary'.
11871 * ipa.c: Include ggc.h.
11872 (hash_cgraph_node_set_element,
11873 eq_cgraph_node_set_element, cgraph_node_set_new,
11874 cgraph_node_set_add, cgraph_node_set_remove,
11875 cgraph_node_set_find, dump_cgraph_node_set,
11876 debug_cgraph_node_set): New functions.
11877 * Makefile.in (ipa.o): Add dependency on GGC_H.
11879 2009-04-20 Ira Rosen <irar@il.ibm.com>
11881 PR tree-optimization/39675
11882 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11883 check of the return code of vect_schedule_slp. Check that
11884 stmt_vec_info still exists for the statement, before checking its
11885 vectorization type.
11887 2009-04-20 Michael Matz <matz@suse.de>
11889 * Makefile.in (generated_files): Take out $(simple_generated_c).
11891 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11893 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11894 (UINTPTR_TYPE): Likewise.
11896 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11899 * c-typeck.c (digest_init): Check for initializing an array with a
11902 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11905 * c-semantics.c (pop_stmt_list): Propagate
11906 STATEMENT_LIST_HAS_LABEL to parent statement list.
11908 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11910 * config/mips/mips.h (mips_tune_attr): New macro.
11911 * config/mips/mips.md (cpu): Use it.
11913 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11916 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11919 2009-04-19 Diego Novillo <dnovillo@google.com>
11921 * toplev.c (compile_file): Move call to coverage_finish ...
11922 * cgraphunit.c (ipa_passes): ... here.
11923 Call cgraph_process_new_functions.
11924 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11925 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11927 2009-04-19 Jan Hubicka <jh@suse.cz>
11929 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11931 (dump_cgraph_node): Dump can throw external flag.
11932 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11934 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11938 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11939 * common.opt (Wlogical-op): Move from here...
11940 * c.opt (Wlogical-op): ... to here.
11941 * c-typeck.c (parser_build_binary_op): Update call to
11942 warn_logical_operator.
11943 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11945 * c-common.c (warn_logical_op): Update.
11946 * c-common.h (warn_logical_op): Update declaration.
11948 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11950 * tree.c (protected_set_expr_location): Fix formatting.
11952 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11955 * c-typeck.c (readonly_warning): new.
11956 (build_unary_op, build_modify_expr): Use readonly_warning for
11957 storing into something readonly but not const-qualified.
11959 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11962 * c-typeck.c (build_unary_op): Check for taking address of
11963 expression of type void.
11965 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11968 * c-typeck.c (build_function_call): Check for calling a function
11969 with qualified void return types. Call require_complete_type when
11972 2009-04-18 Jan Hubicka <jh@suse.cz>
11974 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11976 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11977 can_throw_external flag.
11978 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11979 * ipa-pure-const.c (ignore_edge): New function.
11980 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11981 only over can_throw_external edges.
11982 (local_pure_const): Add nothrow flag.
11983 * ipa-utils.c (searchc): Add ignore_edge callback.
11984 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11985 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11986 (set_nothrow_function_flags): Update cgraph.
11987 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11989 2009-04-18 Richard Guenther <rguenther@suse.de>
11991 PR middle-end/39804
11992 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11993 (fold_stmt): ... this and ...
11994 (fold_stmt_inplace): ... this.
11995 (fold_stmt_1): Fold references in calls and asms.
11996 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11998 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12000 * tree-vrp.c (ssa_name_nonzero_p): Remove.
12001 * tree.h: Remove the prototype for ssa_name_nonzero_p.
12003 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12005 * tree.c (function_args_count): Remove.
12006 * tree.h: Remove the prototype for function_args_count.
12008 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12010 * tree-iterator.c (expr_only): Remove.
12011 * tree.h: Remove the prototype for expr_only.
12013 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12015 * reginfo.c (cannot_change_mode_set_regs): Remove.
12016 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
12018 2009-04-08 Anatoly Sokolov <aesok@post.ru>
12020 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
12021 whether operands 0 and 1 overlaps.
12023 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
12025 PR middle-end/36902
12026 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
12027 pointer. Use warning_at instead of warning.
12028 (search_for_addr_array): Likewise.
12029 (check_array_bounds): Likewise.
12030 (check_all_array_refs): Check that the incoming edge is not in the
12031 list of edges to be removed.
12032 (check_all_array_refs): Avoid the temporal pointer.
12033 (vrp_visit_cond_stmt): Fix typo.
12034 (simplify_switch_using_ranges): Handle the case where the switch
12035 index is an integer constant.
12037 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
12039 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
12041 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12043 * doc/extend.texi, doc/invoke.texi: Fix typos.
12045 2009-04-17 Cary Coutant <ccoutant@google.com>
12047 * tree-flow-inline.h (get_lineno): Fix inverted test.
12049 2009-04-17 Diego Novillo <dnovillo@google.com>
12051 * tree-ssa-pre.c (create_expression_by_pieces): Remove
12052 assertion for AVAIL_OUT.
12054 2009-04-17 Mike Frysinger <vapier@gentoo.org>
12057 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
12058 * config/sh/linux-atomic.asm: Likewise.
12060 2009-04-17 Diego Novillo <dnovillo@google.com>
12062 * except.c (debug_eh_tree): New.
12063 (struct eh_region, struct eh_status): Move ...
12064 * except.h: ... here.
12065 (add_type_for_runtime): Declare extern.
12066 (lookup_type_for_runtime): Likewise.
12067 (debug_eh_tree): Declare.
12068 * Makefile.in (GTFILES): List except.h before except.c
12070 2009-04-17 Diego Novillo <dnovillo@google.com>
12072 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
12073 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
12074 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
12075 (find_vars_r): ... here.
12076 * tree-flow.h (find_referenced_vars_in): Declare.
12077 * tree-ssa-pre.c (create_expression_by_pieces): Assert
12078 that AVAIL_OUT exists for BLOCK.
12079 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
12080 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
12081 (tree-parloops.o): Likewise.
12083 2009-04-17 Simon Baldwin <simonb@google.com>
12085 * toplev.c (default_tree_printer): Add handling for %E format.
12087 2009-04-17 Diego Novillo <dnovillo@google.com>
12089 * tree-pretty-print.c (dump_generic_node): Add break after
12090 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
12091 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
12092 FUNCTION_TYPE together. Call print_struct_decl when printing
12093 structures and TDF_SLIM is not given.
12094 (print_struct_decl): Fix logic for detecting recursion.
12096 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12099 * gcc.c (create_at_file): New.
12100 (compile_input_file_p): New.
12101 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
12102 * main.c (main): Update call to toplev_main.
12103 * toplev.c (toplev_main): Change signature. Call expandargv.
12104 * toplev.h (toplev_main): Change signature.
12106 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12108 * dwarf2out.c (field_byte_offset): Use the type size as the field size
12109 if the latter is not constant.
12111 2009-04-17 David Edelsohn <edelsohn@gnu.org>
12113 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
12115 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12117 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
12118 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
12120 2009-04-17 Richard Guenther <rguenther@suse.de>
12122 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12123 Handle component references view-converting an invariant address.
12125 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
12127 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
12128 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
12129 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
12130 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
12131 Use @deftypevr rather than @deftypevar.
12133 2009-04-17 Richard Guenther <rguenther@suse.de>
12135 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
12136 (get_prop_source_stmt): Likewise.
12137 (can_propagate_from): Likewise.
12139 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
12141 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
12142 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
12143 (--with-multilib-list): Add default value.
12144 * configure: Regenerate.
12145 * Makefile.in (TM_ENDIAN_CONFIG): Define.
12146 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
12147 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
12148 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
12149 Don't add default cpu to multilib list unnecessarily, but do enable
12150 the relevant compiler option..
12151 Add support for --with-multilib-list=<blank> and
12152 --with-multilib-list=!<somelib> to supress unwanted multilibs.
12153 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
12154 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
12155 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
12156 TM_MULTILIB_CONFIG.
12157 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
12158 (MULTILIB_OSDIRNAMES): New variable.
12159 * config/sh/t-1e: Delete file.
12160 * config/sh/t-mlib-sh1: Delete file.
12161 * config/sh/t-mlib-sh2: Delete file.
12162 * config/sh/t-mlib-sh2a: Delete file.
12163 * config/sh/t-mlib-sh2a-nofpu: Delete file.
12164 * config/sh/t-mlib-sh2a-single: Delete file.
12165 * config/sh/t-mlib-sh2a-single-only: Delete file.
12166 * config/sh/t-mlib-sh2e: Delete file.
12167 * config/sh/t-mlib-sh3e: Delete file.
12168 * config/sh/t-mlib-sh4: Delete file.
12169 * config/sh/t-mlib-sh4-nofpu: Delete file.
12170 * config/sh/t-mlib-sh4-single: Delete file.
12171 * config/sh/t-mlib-sh4-single-only: Delete file.
12172 * config/sh/t-mlib-sh4a: Delete file.
12173 * config/sh/t-mlib-sh4a-nofpu: Delete file.
12174 * config/sh/t-mlib-sh4a-single: Delete file.
12175 * config/sh/t-mlib-sh4a-single-only: Delete file.
12176 * config/sh/t-mlib-sh4al: Delete file.
12177 * config/sh/t-mlib-sh5-32media: Delete file.
12178 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
12179 * config/sh/t-mlib-sh5-64media: Delete file.
12180 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
12181 * config/sh/t-mlib-sh5-compact: Delete file.
12182 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
12183 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
12184 * doc/install.texi (Options specification): Add
12185 --with-multilib-list and --with-endian.
12187 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12189 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
12191 (OBJS-common): Add plugin-version.o.
12192 (plugin-version.o): New.
12193 * gcc-plugin.h (plugin_gcc_version): New.
12194 (plugin_default_version_check): New.
12195 (plugin_init_func, plugin_init): Add version argument.
12196 * plugin-version.c: New.
12197 * plugin.c (str_plugin_gcc_version_name): New.
12198 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12199 pass it to the init function.
12200 (plugin_default_version_check): New.
12202 2009-04-17 Richard Guenther <rguenther@suse.de>
12204 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
12205 for decl-vs-decl disambiguation.
12207 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
12209 * config/s390/s390.h (s390_tune_attr): New macro definition.
12210 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
12212 2009-04-17 Richard Guenther <rguenther@suse.de>
12214 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12215 (fold_stmt_r): Likewise.
12216 (maybe_fold_reference): New function.
12217 (fold_gimple_assign): Handle cases fold_stmt_r did.
12218 (fold_stmt): Do not use fold_stmt_r.
12219 (fold_stmt_inplace): Likewise.
12221 2009-04-17 Richard Guenther <rguenther@suse.de>
12223 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12224 (record_equivalences_from_stmt): Remove useless checks and
12226 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12227 the type is already suitable.
12229 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12231 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12233 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12235 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12236 (CMPtype): Define as __gcc_CMPtype.
12238 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12240 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12241 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12243 2009-04-17 Richard Guenther <rguenther@suse.de>
12245 PR tree-optimization/39746
12246 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12247 special-casing for builtins and static variable use/def.
12248 (call_may_clobber_ref_p_1): Likewise.
12250 2009-04-16 Ian Lance Taylor <iant@google.com>
12252 * df.h: Include "timevar.h".
12253 (struct df_problem): Change tv_id field to timevar_id_t.
12254 * tree-pass.h: Include "timevar.h".
12255 (struct opt_pass): Change tv_id field to timevar_id_t.
12256 * timevar.h (timevar_id_t): Define TV_NONE.
12257 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12258 TV_NONE rather than tv_id != 0.
12259 (execute_one_pass): Likewise.
12260 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12261 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12262 dependencies to $(TREE_PASS_H).
12263 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12265 (pass_branch_target_load_optimize2): Likewise.
12266 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12267 (pass_outof_cfg_layout_mode): Likewise.
12268 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12269 (pass_rebuild_cgraph_edges): Likewise.
12270 (pass_remove_cgraph_callee_edges): Likewise.
12271 * df-core.c (pass_df_initialize_opt): Likewise.
12272 (pass_df_initialize_no_opt): Likewise.
12273 (pass_df_finish): Likewise.
12274 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
12275 * except.c (pass_set_nothrow_function_flags): Likewise.
12276 (pass_convert_to_eh_region_ranges): Likewise.
12277 * final.c (pass_compute_alignments): Likewise.
12278 * function.c (pass_instantiate_virtual_regs): Likewise.
12279 (pass_init_function): Likewise.
12280 (pass_leaf_regs): Likewise.
12281 (pass_match_asm_constraints): Likewise.
12282 * gimple-low.c (pass_lower_cf): Likewise.
12283 (pass_mark_used_blocks): Likewise.
12284 * init-regs.c (pass_initialize_regs): Likewise.
12285 * integrate.c (pass_initial_value_sets): Likewise.
12286 * ira.c (pass_ira): Likewise.
12287 * jump.c (pass_cleanup_barriers): Likewise.
12288 * omp-low.c (pass_expand_omp): Likewise.
12289 (pass_lower_omp): Likewise.
12290 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
12291 * recog.c (pass_split_all_insns): Likewise.
12292 (pass_split_after_reload): Likewise.
12293 (pass_split_before_regstack): Likewise.
12294 (pass_split_before_sched2): Likewise.
12295 (pass_split_for_shorten_branches): Likewise.
12296 * reginfo.c (pass_reginfo_init): Likewise.
12297 (pass_subregs_of_mode_init): Likewise.
12298 (pass_subregs_of_mode_finish): Likewise.
12299 * passes.c (pass_postreload): Likewise.
12300 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
12301 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
12302 (pass_warn_function_return): Likewise.
12303 (pass_warn_function_noreturn): Likewise.
12304 * tree-complex.c (pass_lower_complex): Likewise.
12305 (pass_lower_complex_O0): Likewise.
12306 * tree-if-conv.c (pass_if_conversion): Likewise.
12307 * tree-into-ssa.c (pass_build_ssa): Likewise.
12308 * tree-mudflap.c (pass_mudflap_1): Likewise.
12309 (pass_mudflap_2): Likewise.
12310 * tree-nomudflap.c (pass_mudflap_1): Likewise.
12311 (pass_mudflap_2): Likewise.
12312 * tree-nrv.c (pass_return_slot): Likewise.
12313 * tree-object-size.c (pass_object_sizes): Likewise.
12314 * tree-optimize.c (pass_all_optimizations): Likewise.
12315 (pass_early_local_passes): Likewise.
12316 (pass_all_early_optimizations): Likewise.
12317 (pass_cleanup_cfg): Likewise.
12318 (pass_cleanup_cfg_post_optimizing): Likewise.
12319 (pass_free_datastructures): Likewise.
12320 (pass_free_cfg_annotations): Likewise.
12321 (pass_fixup_cfg): Likewise.
12322 (pass_init_datastructures): Likewise.
12323 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
12324 (pass_late_warn_uninitialized): Likewise.
12325 (pass_update_address_taken): Likewise.
12326 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
12327 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
12328 (pass_cse_sincos): Likewise.
12329 (pass_convert_to_rsqrt): Likewise.
12330 * tree-ssa-structalias.c (pass_build_alias): Likewise.
12331 * tree-stdarg.c (pass_stdarg): Likewise.
12332 * tree-tailcall.c (pass_tail_recursion): Likewise.
12333 (pass_tail_calls): Likewise.
12334 * tree-vect-generic.c (pass_lower_vector): Likewise.
12335 (pass_lower_vector_ssa): Likewise.
12336 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
12338 2009-04-16 Joseph Myers <joseph@codesourcery.com>
12340 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
12342 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
12344 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
12345 logical and signext.
12347 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
12350 * config/sh/predicates.md (arith_operand): Check if the operand
12351 of TRUNCATE is a REG.
12353 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12355 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12356 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12358 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12360 * tree-iterator.c (tsi_split_statement_list_after,
12361 tsi_split_statement_list_before): Remove.
12362 * tree-iterator.h: Remove the prototypes for
12363 tsi_split_statement_list_after and tsi_split_statement_list_before.
12365 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12367 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
12368 * tree-ssa-propagate.h: Remove the prototype for
12369 stmt_makes_single_load.
12371 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12373 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
12374 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
12376 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12378 * tree-iterator.c (EXPR_LAST_BODY): Remove.
12380 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12382 * except.c (eh_region_outer_p): Remove.
12383 * except.h: Remove the prototype for eh_region_outer_p.
12385 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12387 * function.c (current_function_assembler_name): Remove.
12388 * function.h: Remove the prototype for
12389 current_function_assembler_name.
12391 2009-04-16 Ian Lance Taylor <iant@google.com>
12393 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
12394 (add_reg_note): Call alloc_reg_note.
12395 * rtl.h (alloc_reg_note): Declare.
12396 * combine.c (try_combine): Use alloc_reg_note.
12397 (recog_for_combine, move_deaths): Likewise.
12398 (distribute_notes): Use alloc_reg_note and add_reg_note.
12399 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
12400 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
12401 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
12403 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
12405 PR rtl-optimization/39762
12406 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
12407 ira_may_move_out_cost): Add comments about way of their usage.
12408 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
12410 * ira-conflicts.c (process_regs_for_copy): Use function
12411 ira_get_register_move_cost instead of global
12412 ira_register_move_cost.
12414 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
12415 color_pass, move_spill_restore, update_curr_costs): Ditto.
12417 * ira-lives.c (process_single_reg_class_operands): Ditto.
12419 * ira-emit.c (emit_move_list): Ditto.
12421 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
12422 (record_reg_classes): Ditto. Use functions
12423 ira_get_register_move_cost and ira_get_may_move_cost instead of
12424 global vars ira_register_move_cost, ira_may_move_out_cost and
12425 ira_may_move_in_cost.
12426 (record_address_regs): Don't call ira_init_register_move_cost.
12427 Use function ira_get_may_move_cost instead of global
12428 ira_may_move_in_cost.
12429 (process_bb_node_for_hard_reg_moves): Use function
12430 ira_get_register_move_cost instead of global ira_register_move_cost.
12431 (ira_costs): Don't call ira_init_register_move_cost.
12433 2009-04-16 Richard Guenther <rguenther@suse.de>
12435 * tree-cfg.c (verify_gimple_assign_binary):
12436 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12437 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12438 (create_general_new_stmt): Note that this function is broken.
12440 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12442 * common.opt (fhelp): Add Var(help_flag).
12443 * gcc-plugin.h (plugin_info): Add help.
12444 * plugin.c (plugin_name_args): Add help.
12445 (register_plugin_info): Set plugin->help.
12446 (print_help_one_plugin): New.
12447 (print_plugins_help): New.
12448 * plugin.h (print_plugins_help): New.
12449 * toplev.c (toplev_main): Call print_plugins_help if needed.
12451 2009-04-16 Richard Guenther <rguenther@suse.de>
12453 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12454 (gimple_ior_addresses_taken_1): New function.
12455 (gimple_ior_addresses_taken): Likewise.
12456 * gimple.h (struct gimple_statement_with_ops_base): Remove
12457 addresses_taken member.
12458 (gimple_ior_addresses_taken): Declare.
12459 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12460 gimple_set_addresses_taken): Remove.
12461 * ipa-reference.c (mark_address): New function.
12462 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12463 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12464 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12465 (gimple_add_to_addresses_taken): Remove.
12466 (get_tmr_operands): Call mark_address_taken.
12467 (get_asm_expr_operands): Likewise.
12468 (get_expr_operands): Likewise.
12469 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12470 (free_stmt_operands): Do not free it.
12471 * tree-ssa.c (delete_tree_ssa): Likewise.
12472 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12474 2009-04-16 Richard Guenther <rguenther@suse.de>
12476 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12477 (walk_stmt_load_store_ops): Likewise.
12478 * gimple.c (get_base_loadstore): New function.
12479 (walk_stmt_load_store_addr_ops): Likewise.
12480 (walk_stmt_load_store_ops): Likewise.
12481 * ipa-pure-const.c (check_op): Simplify.
12482 (check_load, check_store): New functions.
12483 (check_stmt): Use walk_stmt_load_store_ops.
12484 * ipa-reference.c (mark_load): Adjust signature.
12485 (mark_store): Likewise.
12486 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12488 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12490 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12491 (plugin_info): New.
12492 * opts.c (common_handle_option): Don't call print_version.
12493 * plugin.c (plugin_name_args): Add version.
12494 (register_plugin_info): New.
12495 (register_callback): Handle PLUGIN_INFO.
12496 (try_init_one_plugin): New.
12497 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12499 (finalize_one_plugin): New.
12500 (finalize_plugins): New.
12501 (print_one_plugin): New.
12502 (print_plugins_versions): New.
12503 * plugin.h (print_plugins_versions): New.
12504 (finalize_plugins): New.
12505 * toplev.c (compile_file): Don't call initialize_plugins.
12506 (print_version): Call print_plugins_versions.
12507 (toplev_main): Call initialize_plugins. Print version if needed.
12508 Call finalize_plugins.
12510 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12512 * common.opt (fversion): New.
12513 * gcc.c (print_version): New.
12514 (process_command): Don't print the version. Just set print_version.
12515 (main): Print version. Call subprocesses if print_version and
12516 verbose_flag are set.
12517 * opts.c (common_handle_option): Handle OPT_fversion.
12519 2009-04-16 Richard Guenther <rguenther@suse.de>
12520 Ira Rosen <irar@il.ibm.com>
12522 PR tree-optimization/39698
12523 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12524 type of the reduction variable. Only generate the def if
12527 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12528 make sure to first convert to an integer of the same precision.
12529 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12530 the type of the evolution correctly in computing the new
12531 induction variable base.
12533 2009-04-16 Richard Guenther <rguenther@suse.de>
12535 PR middle-end/39625
12536 * tree-cfg.c (make_blocks): Split statements with to-be
12537 abnormal SSA names on the lhs.
12539 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12541 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12542 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12543 * c-typeck.c (really_start_incremental_init): Likewise.
12544 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12545 (TARGET_INITIALIZER): Remove it.
12546 * target.h (struct target): Remove vector_opaque_p.
12547 * tree.c (build_opaque_vector_type): New.
12548 * tree.h (TYPE_VECTOR_OPAQUE): New.
12549 (build_opaque_vector_type): Declare.
12550 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12551 * config/rs6000/rs6000.c (build_opaque_vector_type,
12552 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12553 (rs6000_init_builtins): Use build_opaque_vector_type for
12554 opaque_V4SI_type_node.
12556 2009-04-15 Catherine Moore <clm@codesourcery.com>
12558 * debug.h (set_name): Declare.
12559 * dwarf2out.c (dwarf2out_set_name): Declare.
12560 (dwarf2_debug_hooks): Add set_name.
12561 (find_AT_string): New.
12562 (add_AT_string): Call find_AT_string.
12563 (dwarf2out_set_name): New.
12564 * cp/decl.c (grokdeclarator): Call set_name.
12565 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12566 * debug.c (do_nothing_debug_hooks): Likewise.
12567 * dbxout.c (dbx_debug_hooks): Likewise.
12568 * sdbout.c (sdb_debug_hooks): Likewise.
12570 2009-04-15 Michael Eager <eager@eagercon.com>
12572 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12573 reg for single-precision FPU.
12574 * config/rs6000/rs6000.md (movsi_internal1): Only for
12575 !TARGET_SINGLE_FPU.
12576 (movsi_internal1_single): New. Add pattern to move SI values to/from
12577 single-precision FP regs.
12579 2009-04-15 Richard Guenther <rguenther@suse.de>
12581 * omp-low.c (lower_rec_input_clauses): Build correct address
12583 (expand_omp_for_generic): Fix multiplication type.
12584 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12585 (generate_memset_zero): Fix types.
12586 * tree-profile.c (prepare_instrumented_value): Correctly
12589 2009-04-15 Ian Lance Taylor <iant@google.com>
12591 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12592 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12593 for -Wall and for -Wc++-compat.
12594 (c_common_post_options): For C++, set warn_enum_compare if not
12596 * c-tree.h (struct c_expr): Add field original_type.
12597 (build_external_ref): Update declaration.
12598 * c-parser.c (c_parser_braced_init): Set original_type.
12599 (c_parser_initelt): Likewise.
12600 (c_parser_expr_no_commas): Likewise.
12601 (c_parser_conditional_expression): Likewise.
12602 (c_parser_cast_expression): Likewise.
12603 (c_parser_unary_expression): Likewise. Pull setting of
12604 original_code to top of function.
12605 (c_parser_sizeof_expression): Set original_type.
12606 (c_parser_alignof_expression): Likewise.
12607 (c_parser_postfix_expression): Likewise. Pull setting of
12608 original_code to top of function.
12609 (c_parser_postfix_expression_after_paren_type): Set original_type.
12610 (c_parser_postfix_expression_after_primary): Likewise.
12611 (c_parser_expression): Likewise.
12612 * c-typeck.c (build_external_ref): Add type parameter. Change all
12614 (c_expr_sizeof_expr): Set original_type field.
12615 (parser_build_unary_op): Likewise.
12616 (parser_build_binary_op): Likewise. Optionally warn about
12617 comparisons of enums of different types.
12618 (digest_init): Set original_type field.
12619 (really_start_incremental_init): Likewise.
12620 (push_init_level, pop_init_level): Likewise.
12621 * doc/invoke.texi (Warning Options): -Wenum-compare now
12624 2009-04-15 Richard Guenther <rguenther@suse.de>
12626 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12627 out a necessary conversion.
12628 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12629 names we didn't value number.
12630 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12632 2009-04-15 Richard Guenther <rguenther@suse.de>
12634 PR tree-optimization/39764
12635 * tree-ssa-ccp.c (get_value): Canonicalize value with
12636 canonicalize_float_value.
12638 2009-04-15 Jan Hubicka <jh@suse.cz>
12640 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12641 Wrong version of patch.
12643 2009-04-15 Jan Hubicka <jh@suse.cz>
12645 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12647 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12649 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12650 our distinct integral and vector types.
12652 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12654 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12655 * init.c (build_vtbl_address): Remove call to assemble_external.
12657 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12659 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12660 output for other floating point modes.
12662 2009-04-14 Diego Novillo <dnovillo@google.com>
12664 * diagnostic.c (diagnostic_report_diagnostic): Do not
12665 warn about loaded plugins for DK_ERROR and DK_WARNING.
12666 * c-decl.c (declspecs_add_type): Move call to
12667 invoke_plugin_callbacks ...
12668 * c-parser.c (c_parser_declspecs): ... here.
12669 * plugin.c (dump_active_plugins): Tidy output.
12671 2009-04-14 Diego Novillo <dnovillo@google.com>
12672 Le-Chun Wu <lcwu@google.com>
12674 * configure.ac: Add --enable-plugin support.
12675 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12676 * Makefile.in (PLUGIN_H): Define.
12677 Export ENABLE_PLUGIN and GMPINC to site.exp.
12678 Add PLUGINLIBS to link command.
12679 Add/modify dependencies for plugin.o and files including plugin.h.
12681 * config.in: Regenerate.
12683 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12686 2009-04-14 Le-Chun Wu <lcwu@google.com>
12688 * tree-pass.h (register_one_dump_file): Add a prototype for
12689 register_one_dump_file.
12690 * toplev.c (compile_file): Call initialize_plugins.
12691 (do_compile): Call invoke_plugin_callbacks.
12692 (toplev_main): Call invoke_plugin_callbacks.
12693 * common.opt: Add -fplugin= and -fplugin-arg-.
12694 * gcc-plugin.h: New public header file for plugins to include.
12695 * plugin.c: New source file.
12696 * plugin.h: New internal header file.
12697 * passes.c (register_one_dump_file): Make it external.
12699 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12701 2009-04-14 Diego Novillo <dnovillo@google.com>
12703 * doc/plugins.texi: New.
12704 * doc/gccint.texi: Add reference to Plugins chapter.
12705 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12706 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12707 loaded plugins, if any.
12708 * timevar.def (TV_PLUGIN_INIT): Define.
12709 (TV_PLUGIN_RUN): Define.
12710 * plugin.c: Include timevar.h
12711 (plugins_active_p): New.
12712 (dump_active_plugins): New.
12713 (debug_active_plugins): New.
12715 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12717 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12719 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12721 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12723 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12724 the same as a minus without a shift.
12726 2009-04-14 Nick Clifton <nickc@redhat.com>
12728 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12729 comparisons with small integers will always produce a short
12732 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12735 2008-12-19 Diego Novillo <dnovillo@google.com>
12737 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12739 2009-04-14 Richard Guenther <rguenther@suse.de>
12741 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12743 (verify_gimple_assign_binary): Likewise. Handle shifts and
12745 (verify_gimple_phi): Print the mismatched argument position.
12746 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12748 (vect_update_init_of_dr): Likewise.
12749 * matrix-reorg.c (transform_access_sites): Do what the
12751 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12753 2009-04-13 Michael Eager <eager@eagercon.com>
12755 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12756 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12757 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12758 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12759 remove duplicate config
12761 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12763 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12764 file_name:line_number type locator of the call site.
12766 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12768 * genautomata.c: Put blank after comma.
12769 (automaton_decls): New.
12770 (struct unit_usage): Add comments to member next.
12771 (store_alt_unit_usage): Keep the list ordered.
12772 (unit_present_on_list_p, equal_alternatives_p): New.
12773 (check_regexp_units_distribution): Check units distribution
12774 correctness correctly.
12775 (main): Don't write automata if error is found. Return correct
12778 * config/m68k/cf.md (cfv4_ds): Remove.
12779 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12780 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12782 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12783 power4-load-ext, power4-store, power4-store-update,
12784 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12785 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12786 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12787 power4-sqrt, power4-isync): Modify reservation to make correct
12788 unit distribution to automata.
12790 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12791 power5-store-update, power5-two, power5-three, power5-lmul,
12792 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12794 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12796 * except.c (pass_set_nothrow_function_flags): Set name and add
12798 (set_nothrow_function_flags): Mention in the dump file when
12799 changing a function to nothrow.
12801 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12804 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12805 instead of unsigned long.
12807 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12809 * config/arm/arm.c (return_used_this_function): Remove.
12810 (arm_output_function_prologue): Remove use of
12811 return_used_this_function.
12812 (output_return_instruction): Replace use of
12813 return_used_this_function
12814 by cfun->machine->return_used_this_function.
12815 (arm_output_epilogue): Likewise.
12816 (arm_output_function_epilogue): Likewise.
12817 (thumb_unexpanded_epilogue): Likewise.
12818 * config/arm/arm.h (struct machine_function):
12819 New member return_used_this_function.
12821 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12823 * doc/install.texi: Correct description of default directory for
12824 --with-gxx-include-dir.
12826 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12828 * fold-const.c (build_range_check): Properly deal with enumeral and
12829 boolean base types.
12831 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12833 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12834 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12835 * params.h (MAX_GCSE_PASSES): Remove.
12836 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12837 in sequence. Remove ability to run multiple passes.
12838 (bypass_jumps): Report run as third CPROP pass.
12840 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12842 PR middle-end/39651
12843 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12844 when deciding whether the whole SEQUENCE can throw.
12846 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12849 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12850 offseted label references.
12852 2009-04-11 Jan Hubicka <jh@suse.cz>
12854 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12856 2009-04-11 Richard Guenther <rguenther@suse.de>
12858 PR middle-end/39732
12859 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12860 return variables as TREE_ADDRESSABLE.
12862 2009-04-11 Richard Guenther <rguenther@suse.de>
12864 PR tree-optimization/39713
12865 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12866 reference trees have SSA_NAME operands.
12868 2009-04-11 Richard Guenther <rguenther@suse.de>
12871 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12872 address expressions.
12874 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12876 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12877 match changes in Cygwin 1.7
12878 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12879 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12881 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12883 PR tree-optimization/39701
12884 * doc/invoke.texi (Optimization Options): Document change in
12885 meaning and initialization of -fdelete-null-pointer-checks.
12887 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12889 PR middle-end/39701
12890 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12892 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12895 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12897 2009-04-10 Chao-ying Fu <fu@mips.com>
12899 * doc/tm.texi (Instruction Output): Document
12900 TARGET_ASM_FINAL_POSTSCAN_INSN.
12901 * target.h (final_postscan_insn): New field in asm_out.
12902 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12903 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12904 * final.c (final_scan_insn): Call
12905 targetm.asm_out.final_postscan_insn after outputting
12906 an asm macro and a normal instruction.
12908 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12909 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12910 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12911 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12912 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12914 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12916 PR middle-end/39701
12917 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12918 variables as non-NULL even with -fdelete-null-pointer-checks.
12920 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12922 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12924 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12927 * config/i386/i386.c (classify_argument): Handle SCmode with
12928 (bit_offset % 64) != 0.
12930 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12932 * doc/invoke.texi (Optimize Options): Add cross-reference to
12933 -Q --help=optimizers examples.
12935 2009-04-10 Ben Elliston <bje@au.ibm.com>
12938 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12939 regalign for the reg == fpr and TDmode case.
12941 2009-04-09 David Ayers <ayers@fsfe.org>
12944 * objc/objc-act.c (warn_with_method): Remove helper function.
12945 (check_duplicates): Call warning and inform directly.
12946 (really_start_method): Likewise.
12948 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12950 * expmed.c (expand_divmod): Always use a comparison for a division
12951 by a large unsigned integer.
12953 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12954 for things others than variables or functions as nonzero.
12956 2009-04-09 Nick Clifton <nickc@redhat.com>
12958 * unwind-compat.c: Change copyright header to refer to version
12959 3 of the GNU General Public License with version 3.1 of the
12960 GCC Runtime Library Exception and to point readers at the
12961 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12962 * config/alpha/crtfastmath.c: Likewise.
12963 * config/alpha/linux-unwind.h: Likewise.
12964 * config/alpha/qrnnd.asm: Likewise.
12965 * config/alpha/vms-crt0-64.c: Likewise.
12966 * config/alpha/vms-crt0.c: Likewise.
12967 * config/alpha/vms-dwarf2.asm: Likewise.
12968 * config/alpha/vms-dwarf2eh.asm: Likewise.
12969 * config/alpha/vms-psxcrt0-64.c: Likewise.
12970 * config/alpha/vms-psxcrt0.c: Likewise.
12971 * config/alpha/vms_tramp.asm: Likewise.
12972 * config/arc/initfini.c: Likewise.
12973 * config/arc/lib1funcs.asm: Likewise.
12974 * config/arm/bpabi-v6m.S: Likewise.
12975 * config/arm/bpabi.S: Likewise.
12976 * config/arm/bpabi.c: Likewise.
12977 * config/arm/crti.asm: Likewise.
12978 * config/arm/crtn.asm: Likewise.
12979 * config/arm/ieee754-df.S: Likewise.
12980 * config/arm/ieee754-sf.S: Likewise.
12981 * config/arm/lib1funcs.asm: Likewise.
12982 * config/arm/libunwind.S: Likewise.
12983 * config/arm/linux-atomic.c: Likewise.
12984 * config/arm/mmintrin.h: Likewise.
12985 * config/arm/pr-support.c: Likewise.
12986 * config/arm/unaligned-funcs.c: Likewise.
12987 * config/arm/unwind-arm.c: Likewise.
12988 * config/arm/unwind-arm.h: Likewise.
12989 * config/avr/libgcc.S: Likewise.
12990 * config/bfin/crti.s: Likewise.
12991 * config/bfin/crtlibid.s: Likewise.
12992 * config/bfin/crtn.s: Likewise.
12993 * config/bfin/lib1funcs.asm: Likewise.
12994 * config/bfin/linux-unwind.h: Likewise.
12995 * config/cris/arit.c: Likewise.
12996 * config/cris/cris_abi_symbol.c: Likewise.
12997 * config/darwin-64.c: Likewise.
12998 * config/darwin-crt2.c: Likewise.
12999 * config/darwin-crt3.c: Likewise.
13000 * config/darwin.h: Likewise.
13001 * config/dbxelf.h: Likewise.
13002 * config/dfp-bit.c: Likewise.
13003 * config/dfp-bit.h: Likewise.
13004 * config/elfos.h: Likewise.
13005 * config/fixed-bit.c: Likewise.
13006 * config/fixed-bit.h: Likewise.
13007 * config/fp-bit.c: Likewise.
13008 * config/fp-bit.h: Likewise.
13009 * config/fr30/crti.asm: Likewise.
13010 * config/fr30/crtn.asm: Likewise.
13011 * config/fr30/lib1funcs.asm: Likewise.
13012 * config/freebsd-spec.h: Likewise.
13013 * config/frv/cmovd.c: Likewise.
13014 * config/frv/cmovh.c: Likewise.
13015 * config/frv/cmovw.c: Likewise.
13016 * config/frv/frvbegin.c: Likewise.
13017 * config/frv/frvend.c: Likewise.
13018 * config/frv/lib1funcs.asm: Likewise.
13019 * config/glibc-stdint.h: Likewise.
13020 * config/h8300/clzhi2.c: Likewise.
13021 * config/h8300/crti.asm: Likewise.
13022 * config/h8300/crtn.asm: Likewise.
13023 * config/h8300/ctzhi2.c: Likewise.
13024 * config/h8300/fixunssfsi.c: Likewise.
13025 * config/h8300/lib1funcs.asm: Likewise.
13026 * config/h8300/parityhi2.c: Likewise.
13027 * config/h8300/popcounthi2.c: Likewise.
13028 * config/i386/ammintrin.h: Likewise.
13029 * config/i386/att.h: Likewise.
13030 * config/i386/avxintrin.h: Likewise.
13031 * config/i386/biarch64.h: Likewise.
13032 * config/i386/bmmintrin.h: Likewise.
13033 * config/i386/cpuid.h: Likewise.
13034 * config/i386/cross-stdarg.h: Likewise.
13035 * config/i386/crtfastmath.c: Likewise.
13036 * config/i386/crtprec.c: Likewise.
13037 * config/i386/cygming-crtbegin.c: Likewise.
13038 * config/i386/cygming-crtend.c: Likewise.
13039 * config/i386/cygwin.asm: Likewise.
13040 * config/i386/emmintrin.h: Likewise.
13041 * config/i386/gmm_malloc.h: Likewise.
13042 * config/i386/gthr-win32.c: Likewise.
13043 * config/i386/i386.h: Likewise.
13044 * config/i386/immintrin.h: Likewise.
13045 * config/i386/linux-unwind.h: Likewise.
13046 * config/i386/linux64.h: Likewise.
13047 * config/i386/mm3dnow.h: Likewise.
13048 * config/i386/mmintrin-common.h: Likewise.
13049 * config/i386/mmintrin.h: Likewise.
13050 * config/i386/nmmintrin.h: Likewise.
13051 * config/i386/pmm_malloc.h: Likewise.
13052 * config/i386/pmmintrin.h: Likewise.
13053 * config/i386/smmintrin.h: Likewise.
13054 * config/i386/sol2-c1.asm: Likewise.
13055 * config/i386/sol2-ci.asm: Likewise.
13056 * config/i386/sol2-cn.asm: Likewise.
13057 * config/i386/sol2-gc1.asm: Likewise.
13058 * config/i386/tmmintrin.h: Likewise.
13059 * config/i386/unix.h: Likewise.
13060 * config/i386/w32-unwind.h: Likewise.
13061 * config/i386/wmmintrin.h: Likewise.
13062 * config/i386/x86-64.h: Likewise.
13063 * config/i386/x86intrin.h: Likewise.
13064 * config/i386/xmmintrin.h: Likewise.
13065 * config/ia64/crtbegin.asm: Likewise.
13066 * config/ia64/crtend.asm: Likewise.
13067 * config/ia64/crtfastmath.c: Likewise.
13068 * config/ia64/crti.asm: Likewise.
13069 * config/ia64/crtn.asm: Likewise.
13070 * config/ia64/fde-glibc.c: Likewise.
13071 * config/ia64/lib1funcs.asm: Likewise.
13072 * config/ia64/linux-unwind.h: Likewise.
13073 * config/ia64/quadlib.c: Likewise.
13074 * config/ia64/unwind-ia64.c: Likewise.
13075 * config/linux.h: Likewise.
13076 * config/m32c/m32c-lib1.S: Likewise.
13077 * config/m32c/m32c-lib2-trapv.c: Likewise.
13078 * config/m32c/m32c-lib2.c: Likewise.
13079 * config/m32r/initfini.c: Likewise.
13080 * config/m68hc11/larith.asm: Likewise.
13081 * config/m68hc11/m68hc11-crt0.S: Likewise.
13082 * config/m68k/cf.md: Likewise.
13083 * config/m68k/crti.s: Likewise.
13084 * config/m68k/crtn.s: Likewise.
13085 * config/m68k/lb1sf68.asm: Likewise.
13086 * config/m68k/linux-unwind.h: Likewise.
13087 * config/mcore/crti.asm: Likewise.
13088 * config/mcore/crtn.asm: Likewise.
13089 * config/mcore/lib1.asm: Likewise.
13090 * config/mips/linux-unwind.h: Likewise.
13091 * config/mips/loongson.h: Likewise.
13092 * config/mips/mips16.S: Likewise.
13093 * config/mmix/crti.asm: Likewise.
13094 * config/mmix/crtn.asm: Likewise.
13095 * config/pa/fptr.c: Likewise.
13096 * config/pa/hpux-unwind.h: Likewise.
13097 * config/pa/lib2funcs.asm: Likewise.
13098 * config/pa/linux-atomic.c: Likewise.
13099 * config/pa/linux-unwind.h: Likewise.
13100 * config/pa/milli64.S: Likewise.
13101 * config/pa/quadlib.c: Likewise.
13102 * config/pa/stublib.c: Likewise.
13103 * config/picochip/libgccExtras/adddi3.asm: Likewise.
13104 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
13105 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
13106 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
13107 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
13108 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
13109 * config/picochip/libgccExtras/divmod15.asm: Likewise.
13110 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
13111 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
13112 * config/picochip/libgccExtras/longjmp.asm: Likewise.
13113 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
13114 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
13115 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
13116 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
13117 * config/picochip/libgccExtras/setjmp.asm: Likewise.
13118 * config/picochip/libgccExtras/subdi3.asm: Likewise.
13119 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
13120 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
13121 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
13122 * config/rs6000/750cl.h: Likewise.
13123 * config/rs6000/altivec.h: Likewise.
13124 * config/rs6000/biarch64.h: Likewise.
13125 * config/rs6000/crtresfpr.asm: Likewise.
13126 * config/rs6000/crtresgpr.asm: Likewise.
13127 * config/rs6000/crtresxfpr.asm: Likewise.
13128 * config/rs6000/crtresxgpr.asm: Likewise.
13129 * config/rs6000/crtsavfpr.asm: Likewise.
13130 * config/rs6000/crtsavgpr.asm: Likewise.
13131 * config/rs6000/darwin-asm.h: Likewise.
13132 * config/rs6000/darwin-fallback.c: Likewise.
13133 * config/rs6000/darwin-fpsave.asm: Likewise.
13134 * config/rs6000/darwin-ldouble.c: Likewise.
13135 * config/rs6000/darwin-tramp.asm: Likewise.
13136 * config/rs6000/darwin-unwind.h: Likewise.
13137 * config/rs6000/darwin-vecsave.asm: Likewise.
13138 * config/rs6000/darwin-world.asm: Likewise.
13139 * config/rs6000/e500crtres32gpr.asm: Likewise.
13140 * config/rs6000/e500crtres64gpr.asm: Likewise.
13141 * config/rs6000/e500crtres64gprctr.asm: Likewise.
13142 * config/rs6000/e500crtrest32gpr.asm: Likewise.
13143 * config/rs6000/e500crtrest64gpr.asm: Likewise.
13144 * config/rs6000/e500crtresx32gpr.asm: Likewise.
13145 * config/rs6000/e500crtresx64gpr.asm: Likewise.
13146 * config/rs6000/e500crtsav32gpr.asm: Likewise.
13147 * config/rs6000/e500crtsav64gpr.asm: Likewise.
13148 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
13149 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
13150 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
13151 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
13152 * config/rs6000/eabi-ci.asm: Likewise.
13153 * config/rs6000/eabi-cn.asm: Likewise.
13154 * config/rs6000/eabi.asm: Likewise.
13155 * config/rs6000/linux-unwind.h: Likewise.
13156 * config/rs6000/linux64.h: Likewise.
13157 * config/rs6000/paired.h: Likewise.
13158 * config/rs6000/paired.md: Likewise.
13159 * config/rs6000/ppc64-fp.c: Likewise.
13160 * config/rs6000/ppu_intrinsics.h: Likewise.
13161 * config/rs6000/rs6000.h: Likewise.
13162 * config/rs6000/si2vmx.h: Likewise.
13163 * config/rs6000/sol-ci.asm: Likewise.
13164 * config/rs6000/sol-cn.asm: Likewise.
13165 * config/rs6000/spe.h: Likewise.
13166 * config/rs6000/spu2vmx.h: Likewise.
13167 * config/rs6000/sysv4.h: Likewise.
13168 * config/rs6000/tramp.asm: Likewise.
13169 * config/rs6000/vec_types.h: Likewise.
13170 * config/s390/linux-unwind.h: Likewise.
13171 * config/s390/tpf-unwind.h: Likewise.
13172 * config/score/crti.asm: Likewise.
13173 * config/score/crtn.asm: Likewise.
13174 * config/sh/crt1.asm: Likewise.
13175 * config/sh/crti.asm: Likewise.
13176 * config/sh/crtn.asm: Likewise.
13177 * config/sh/divtab-sh4-300.c: Likewise.
13178 * config/sh/divtab-sh4.c: Likewise.
13179 * config/sh/divtab.c: Likewise.
13180 * config/sh/lib1funcs-4-300.asm: Likewise.
13181 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
13182 * config/sh/lib1funcs.asm: Likewise.
13183 * config/sh/lib1funcs.h: Likewise.
13184 * config/sh/linux-atomic.asm: Likewise.
13185 * config/sh/linux-unwind.h: Likewise.
13186 * config/sh/shmedia.h: Likewise.
13187 * config/sh/sshmedia.h: Likewise.
13188 * config/sh/ushmedia.h: Likewise.
13189 * config/sparc/crtfastmath.c: Likewise.
13190 * config/sparc/linux-unwind.h: Likewise.
13191 * config/sparc/sol2-c1.asm: Likewise.
13192 * config/sparc/sol2-ci.asm: Likewise.
13193 * config/sparc/sol2-cn.asm: Likewise.
13194 * config/spu/divmodti4.c: Likewise.
13195 * config/spu/divv2df3.c: Likewise.
13196 * config/spu/float_disf.c: Likewise.
13197 * config/spu/float_unsdidf.c: Likewise.
13198 * config/spu/float_unsdisf.c: Likewise.
13199 * config/spu/float_unssidf.c: Likewise.
13200 * config/spu/mfc_multi_tag_release.c: Likewise.
13201 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13202 * config/spu/mfc_tag_release.c: Likewise.
13203 * config/spu/mfc_tag_reserve.c: Likewise.
13204 * config/spu/mfc_tag_table.c: Likewise.
13205 * config/spu/multi3.c: Likewise.
13206 * config/spu/spu_internals.h: Likewise.
13207 * config/spu/spu_intrinsics.h: Likewise.
13208 * config/spu/spu_mfcio.h: Likewise.
13209 * config/spu/vec_types.h: Likewise.
13210 * config/spu/vmx2spu.h: Likewise.
13211 * config/stormy16/stormy16-lib2.c: Likewise.
13212 * config/svr4.h: Likewise.
13213 * config/sync.c: Likewise.
13214 * config/v850/lib1funcs.asm: Likewise.
13215 * config/vxlib-tls.c: Likewise.
13216 * config/vxlib.c: Likewise.
13217 * config/vxworks-dummy.h: Likewise.
13218 * config/xtensa/crti.asm: Likewise.
13219 * config/xtensa/crtn.asm: Likewise.
13220 * config/xtensa/ieee754-df.S: Likewise.
13221 * config/xtensa/ieee754-sf.S: Likewise.
13222 * config/xtensa/lib1funcs.asm: Likewise.
13223 * config/xtensa/lib2funcs.S: Likewise.
13224 * config/xtensa/linux-unwind.h: Likewise.
13225 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13226 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13227 * coretypes.h: Likewise.
13228 * crtstuff.c: Likewise.
13229 * defaults.h: Likewise.
13230 * dwarf2.h: Likewise.
13231 * emutls.c: Likewise.
13232 * gbl-ctors.h: Likewise.
13233 * gcov-io.h: Likewise.
13234 * ginclude/float.h: Likewise.
13235 * ginclude/iso646.h: Likewise.
13236 * ginclude/stdarg.h: Likewise.
13237 * ginclude/stdbool.h: Likewise.
13238 * ginclude/stddef.h: Likewise.
13239 * ginclude/stdfix.h: Likewise.
13240 * ginclude/stdint-gcc.h: Likewise.
13241 * ginclude/tgmath.h: Likewise.
13242 * gthr-aix.h: Likewise.
13243 * gthr-dce.h: Likewise.
13244 * gthr-gnat.c: Likewise.
13245 * gthr-gnat.h: Likewise.
13246 * gthr-lynx.h: Likewise.
13247 * gthr-mipssde.h: Likewise.
13248 * gthr-nks.h: Likewise.
13249 * gthr-posix.c: Likewise.
13250 * gthr-posix.h: Likewise.
13251 * gthr-posix95.h: Likewise.
13252 * gthr-rtems.h: Likewise.
13253 * gthr-single.h: Likewise.
13254 * gthr-solaris.h: Likewise.
13255 * gthr-tpf.h: Likewise.
13256 * gthr-vxworks.h: Likewise.
13257 * gthr-win32.h: Likewise.
13258 * gthr.h: Likewise.
13259 * libgcc2.c: Likewise.
13260 * libgcc2.h: Likewise.
13261 * libgcov.c: Likewise.
13262 * tsystem.h: Likewise.
13263 * typeclass.h: Likewise.
13264 * unwind-c.c: Likewise.
13265 * unwind-compat.h: Likewise.
13266 * unwind-dw2-fde-compat.c: Likewise.
13267 * unwind-dw2-fde-darwin.c: Likewise.
13268 * unwind-dw2-fde-glibc.c: Likewise.
13269 * unwind-dw2-fde.c: Likewise.
13270 * unwind-dw2-fde.h: Likewise.
13271 * unwind-dw2.c: Likewise.
13272 * unwind-dw2.h: Likewise.
13273 * unwind-generic.h: Likewise.
13274 * unwind-pe.h: Likewise.
13275 * unwind-sjlj.c: Likewise.
13276 * unwind.inc: Likewise.
13277 * config/arm/neon-gen.ml: Change generated copyright header to
13278 refer to version 3 of the GNU General Public License with
13279 version 3.1 of the GCC Runtime Library Exception and to point
13280 readers at the COPYING3 and COPYING3.RUNTIME files and the
13281 FSF's license web page.
13282 * config/arm/arm_neon.h: Regenerate.
13284 2009-04-09 Jakub Jelinek <jakub@redhat.com>
13286 * config/cris/cris.md: Change copyright header to refer to version
13287 3 of the GNU General Public License.
13288 * doc/install.texi2html: Change copyright header to refer to version
13289 3 of the GNU General Public License and to point readers at the
13290 COPYING3 file and the FSF's license web page.
13291 * config/vax/linux.h: Likewise.
13293 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13295 * config/i386/i386.md (cmpcc): New.
13296 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
13297 (sync_compare_and_swap_cc*): Delete.
13299 * config/s390/s390.c (s390_compare_emitted): Remove.
13300 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
13301 s390_compare_emitted used to be handled. Assert that modes match.
13302 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
13303 refer to sync_compare_and_swap_ccsi.
13304 * config/s390/s390.h (s390_compare_emitted): Remove.
13305 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
13306 instead of s390_compare_emitted.
13307 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
13308 instead of s390_compare_emitted.
13309 * config/s390/s390.md (cmpcc): New.
13310 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
13311 CC_REGNUM, do not pretend it's set.
13312 (sync_compare_and_swap_cc*): Delete.
13313 * config/s390/predicates.md (cc_reg_operand): New.
13315 * expr.c (sync_compare_and_swap_cc): Delete.
13316 * optabs.h (sync_compare_and_swap_cc): Delete.
13317 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
13318 is being used with can_compare_p.
13319 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
13320 (find_cc_set): New.
13321 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
13322 look for a MODE_CC set instead. Use emit_store_flag.
13323 (expand_compare_and_swap_loop): Likewise, with some additional
13324 complication to avoid a force_reg when useless. Use
13325 emit_cmp_and_jump_insns.
13326 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
13327 * doc/md.texi (sync_compare_and_swap_cc): Merge with
13328 sync_compare_and_swap documentation.
13330 2009-04-09 Jan Hubicka <jh@suse.cz>
13332 * except.c (find_prev_try): Break out from ....
13333 (duplicate_eh_regions): ... here; properly update prev_try pointers
13334 when duplication part of tree.
13335 (dump_eh_tree): Improve dumping.
13336 (verify_eh_region): New.
13337 (verify_eh_tree): Use it.
13339 2009-04-06 Richard Guenther <rguenther@suse.de>
13341 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
13342 &ARRAY addresses by adjusting their types and prepending
13344 * tree-cfg.c (verify_gimple_assign_single): Verify that
13345 addresses are correct.
13347 2009-04-09 Richard Guenther <rguenther@suse.de>
13349 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
13350 indices into an array reference if possible.
13351 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13352 Fold POINTER_PLUS_EXPR statements with invariant address.
13354 2009-04-09 Alan Modra <amodra@bigpond.net.au>
13357 * config.gcc (powerpc64-*-linux*): Always build biarch.
13359 2009-04-09 Joseph Myers <joseph@codesourcery.com>
13362 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
13363 it and pedwarn if this results in an INTEGER_CST.
13365 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13367 * doc/install.texi: Update minimum GMP version. Remove obsolete
13368 text in MPFR section.
13370 2009-04-08 Jakub Jelinek <jakub@redhat.com>
13372 * dwarf2out.c (class_scope_p): New static inline.
13373 (class_or_namespace_scope_p): Use it.
13374 (gen_variable_die): Use DW_TAG_member tag for static data member
13375 declarations instead of DW_TAG_variable.
13377 PR middle-end/39573
13378 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
13381 2009-04-08 Richard Guenther <rguenther@suse.de>
13383 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
13384 valueize random data.
13386 2009-04-08 David Edelsohn <edelsohn@gnu.org>
13388 * config.gcc (aix tm_file): Add aix-stdint.h.
13389 (aix tm clause use_gcc_stdint): Set to wrap.
13390 * config/rs6000/aix-stdint.h: New file.
13392 2009-04-08 Richard Guenther <rguenther@suse.de>
13394 PR middle-end/36291
13395 * tree-dfa.c (add_referenced_var): Do not recurse into
13396 global initializers.
13397 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
13399 (fold_const_aggregate_ref): Likewise.
13401 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13403 * recog.c (ordered_comparison_operator): New.
13404 * gensupport.c (std_preds): Add it.
13405 * doc/md.texi (Machine-Independent Predicates): Document it.
13407 2009-04-08 Jan Hubicka <jh@suse.cz>
13409 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
13410 * function.h (rtl_eh): Remove exception_handler_label_map.
13411 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
13412 remove_exception_handler_label, for_each_eh_label_1): Remove.
13413 (rtl_remove_unreachable_regions): Remove.
13414 (convert_from_eh_region_ranges): Do not remove unreachable regions.
13415 (find_exception_handler_labels): Don't build the hashtable.
13416 (maybe_remove_eh_handler): Remove.
13417 (for_each_eh_label): Rewrite to walk the tree.
13418 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
13419 * except.h (maybe_remove_eh_handler): Remove.
13420 * passes.c (init_optimization_passes): Schedule second EH cleanup
13422 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
13423 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
13425 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13427 * genoutput.c (validate_optab_operands): New.
13428 (gen_insn, gen_expand): Call it.
13430 * genflags.c (gen_insn): Detect misused iterators.
13431 (main): Pass line_no to gen_insn, exit with status 1 on error.
13433 * genextract.c (line_no): Make global.
13434 (VEC_safe_set_locstr): Change assertion to error message.
13435 (main): Exit with status 1 on error.
13437 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13441 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13442 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13443 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13444 * c-convert.c (convert): Do not call fold on results of conversion
13445 functions when the result is a C_MAYBE_CONST_EXPR.
13446 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13447 of __builtin_choose_expr.
13448 * c-typeck.c (remove_c_maybe_const_expr): New.
13449 (build_unary_op, build_conditional_expr, build_compound_expr,
13450 build_binary_op, c_objc_common_truthvalue_conversion): Call
13451 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13454 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13456 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13457 CODE to produce a new one. Add a prototype to use fold_convert_const
13459 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13462 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13463 mix declarations and code.
13465 2009-04-08 Ben Elliston <bje@au.ibm.com>
13467 * gcc.c: Replace `CC' with `GCC' throughout.
13469 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13471 * doc/invoke.texi: Document Atom support.
13473 2009-04-07 Jason Merrill <jason@redhat.com>
13476 * c-common.h, c-common.c: Add flag_pretty_templates.
13477 * c-opts.c (c_common_handle_option): Set it.
13478 * c.opt: Add -fno-pretty-templates.
13479 * doc/invoke.texi (C++ Dialect Options): Likewise.
13481 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13483 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13484 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13485 (ia64_expand_builtin): Likewise.
13487 2009-04-07 Martin Jambor <mjambor@suse.cz>
13489 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13490 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13491 ADDR_EXPRS are include too.
13493 2009-04-07 Richard Guenther <rguenther@suse.de>
13495 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13496 decls are only used if passes as parameters or if they are
13497 local statics and the call is not to a builtin.
13498 (call_may_clobber_ref_p_1): Likewise.
13500 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13502 * expr.c (do_store_flag): Remove last argument. Simplify code
13503 to avoid duplication of tests already done by can_compare_p.
13504 (expand_expr_real_1): Adjust caller.
13506 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13508 * optabs.c (can_compare_p): Test the predicate of a
13509 cbranch and cstore pattern.
13511 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13513 * expr.c (convert_move): Use emit_store_flag instead of
13516 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13518 * config/i386/i386.c (ix86_compare_emitted): Remove.
13519 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13520 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13521 * config/i386/i386.h (ix86_compare_emitted): Remove.
13522 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13523 instead of ix86_compare_emitted.
13524 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13526 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13528 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13529 Add t-sysroot-suffix to tmake_file.
13530 * config/print-sysroot-suffix.sh: New file.
13531 * config/t-sysroot-suffix: New file.
13533 2009-04-07 Ben Elliston <bje@au.ibm.com>
13535 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13536 as the latter produces a warning when the target does not support
13539 2009-04-07 Ben Elliston <bje@au.ibm.com>
13541 * dfp.c: Replace type punning assignments with memcpy throughout.
13542 * Makefile.in (dfp.o-warn): Remove.
13544 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13547 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13548 Include soft-fp/t-softfp after rs6000/t-linux64.
13550 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13552 * stor-layout.c (set_sizetype): Use the full precision of their
13553 machine mode for bitsize types.
13555 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13557 * config/i386/i386.md: Revert 2 accidental checkins.
13559 2009-04-06 Joey Ye <joey.ye@intel.com>
13560 Xuepeng Guo <xuepeng.guo@intel.com>
13561 H.J. Lu <hongjiu.lu@intel.com>
13563 Atom pipeline model, tuning and insn selection.
13564 * config.gcc (atom): Add atom config options and target.
13566 * config/i386/atom.md: New.
13568 * config/i386/i386.c (atom_cost): New cost.
13569 (m_ATOM): New macro flag.
13570 (initial_ix86_tune_features): Set m_ATOM.
13571 (x86_accumulate_outgoing_args): Likewise.
13572 (x86_arch_always_fancy_math_387): Likewise.
13573 (processor_target): Add Atom cost.
13574 (cpu_names): Add Atom cpu name.
13575 (override_options): Set Atom ISA.
13576 (ix86_issue_rate): New case PROCESSOR_ATOM.
13577 (ix86_adjust_cost): Likewise.
13579 * config/i386/i386.h (TARGET_ATOM): New target macro.
13580 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13581 (TARGET_OPT_AGU): New target option.
13582 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13583 (processor_type): Add PROCESSOR_ATOM.
13585 * config/i386/i386.md (cpu): Add new value "atom".
13586 (use_carry, movu): New attr.
13587 (atom.md): Include atom.md.
13588 (adddi3_carry_rex64): Set attr "use_carry".
13589 (addqi3_carry): Likewise.
13590 (addhi3_carry): Likewise.
13591 (addsi3_carry): Likewise.
13592 (*addsi3_carry_zext): Likewise.
13593 (subdi3_carry_rex64): Likewise.
13594 (subqi3_carry): Likewise.
13595 (subhi3_carry): Likewise.
13596 (subsi3_carry): Likewise.
13597 (x86_movdicc_0_m1_rex64): Likewise.
13598 (*x86_movdicc_0_m1_se): Likewise.
13599 (x86_movsicc_0_m1): Likewise.
13600 (*x86_movsicc_0_m1_se): Likewise.
13601 (*adddi_1_rex64): Emit add insn as much as possible.
13602 (*addsi_1): Likewise.
13603 (return_internal): Set atom_unit.
13604 (return_internal_long): Likewise.
13605 (return_pop_internal): Likewise.
13606 (*rcpsf2_sse): Set atom_sse_attr attr.
13607 (*qrt<mode>2_sse): Likewise.
13608 (*prefetch_sse): Likewise.
13610 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13612 (ix86_target_macros_internal): Likewise.
13614 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13615 (*prefetch_sse_rex): Likewise.
13616 (sse_rcpv4sf2): Likewise.
13617 (sse_vmrcpv4sf2): Likewise.
13618 (sse_sqrtv4sf2): Likewise.
13619 (<sse>_vmsqrt<mode>2): Likewise.
13620 (sse_ldmxcsr): Likewise.
13621 (sse_stmxcsr): Likewise.
13622 (*sse_sfence): Likewise.
13623 (sse2_clflush): Likewise.
13624 (*sse2_mfence): Likewise.
13625 (*sse2_lfence): Likewise.
13626 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13627 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13628 (avx_movdqu<avxmodesuffix>): Likewise.
13629 (avx_lddqu<avxmodesuffix>): Likewise.
13630 (sse2_movntv2di): Change attr "type" to "ssemov".
13631 (sse2_movntsi): Likewise.
13632 (rsqrtv8sf2): Change attr "type" to "sseadd".
13633 (sse3_addsubv2df3): Set attr "atom_unit".
13634 (sse3_h<plusminus_insn>v4sf3): Likewise.
13635 (*sse2_pmaddwd): Likewise.
13636 (*vec_extractv2di_1_rex64): Likewise.
13637 (*vec_extractv2di_1_avx): Likewise.
13638 (sse2_psadbw): Likewise.
13639 (ssse3_phaddwv8hi3): Likewise.
13640 (ssse3_phaddwv4hi3): Likewise.
13641 (ssse3_phadddv4si3): Likewise.
13642 (ssse3_phadddv2si3): Likewise.
13643 (ssse3_phaddswv8hi3): Likewise.
13644 (ssse3_phaddswv4hi3): Likewise.
13645 (ssse3_phsubwv8hi3): Likewise.
13646 (ssse3_phsubwv4hi3): Likewise.
13647 (ssse3_phsubdv4si3): Likewise.
13648 (ssse3_phsubdv2si3): Likewise.
13649 (ssse3_phsubswv8hi3): Likewise.
13650 (ssse3_phsubswv4hi3): Likewise.
13651 (ssse3_pmaddubsw128): Likewise.
13652 (sse3_pmaddubsw: Likewise.
13653 (ssse3_palignrti): Likewise.
13654 (ssse3_palignrdi): Likewise.
13656 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13658 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13660 2009-04-06 Richard Guenther <rguenther@suse.de>
13662 PR tree-optimization/28868
13663 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13664 of which PHI results we inserted.
13665 (insert_into_preds_of_block): Record inserted PHIs.
13666 (eliminate): Eliminate redundant PHI nodes.
13667 (init_pre): Init inserted_phi_names.
13669 2009-04-06 Richard Guenther <rguenther@suse.de>
13671 PR tree-optimization/39643
13672 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13673 IMAGPART_EXPRs of complex constants.
13674 (execute_fold_all_builtins): If we folded a call queue
13675 TODO_update_address_taken.
13677 2009-04-06 Jan Hubicka <jh@suse.cz>
13679 PR middle-end/39659
13680 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13683 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13685 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13687 (ic_invalidate_array): Likewise.
13689 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13691 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13692 alignment for library calls.
13694 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13696 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13697 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13698 * config/i386/mingw-stdint.h: New file.
13700 2009-04-05 Richard Guenther <rguenther@suse.de>
13702 PR tree-optimization/39648
13703 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13704 our &A vs. &A[0] IL deficiencies.
13706 2009-04-04 Jan Hubicka <jh@suse.cz>
13708 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13709 removed toplevel regions.
13710 (sjlj_mark_call_sites): Likewise.
13712 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13714 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13715 (cygwin tm clause use_gcc_stdint): Set to wrap.
13716 * config/i386/cygwin-stdint.h: New file.
13718 2009-04-04 Richard Guenther <rguenther@suse.de>
13720 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13721 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13722 single-argument PHIs if we are in loop-closed SSA form.
13723 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13724 for the pre-condition.
13725 (slpeel_tree_peel_loop_to_edge): Likewise.
13726 (vect_build_loop_niters): Take an optional sequence to append stmts.
13727 (vect_generate_tmps_on_preheader): Likewise.
13728 (vect_do_peeling_for_loop_bound): Take extra guards for the
13730 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13731 the cost model check.
13732 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13733 guards if we are going to peel. Do not apply versioning in that case.
13734 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13735 (vect_do_peeling_for_loop_bound): Likewise.
13736 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13737 loop bound only record extra pre-conditions, do not apply loop
13740 2009-04-04 Richard Guenther <rguenther@suse.de>
13742 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13745 2009-04-04 Jan Hubicka <jh@suse.cz>
13747 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13748 last_basic_block for size of bb->index indexed array.
13749 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13750 compute_out, link_btr_uses, build_btr_def_use_webs,
13751 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13753 2009-04-04 Jan Hubicka <jh@suse.cz>
13755 * except.c (remove_eh_handler_and_replace): Break out from ...
13756 (remove_eh_handler): ... here.
13757 (bring_to_root): New function.
13758 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13759 handled ones, bring others to root of tree.
13761 2009-04-04 Jan Hubicka <jh@suse.cz>
13763 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13764 (all_phis_safe_to_merge): New function.
13765 (update_info): New structure.
13766 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13767 (cleanup_empty_eh): Update SSA if possible.
13769 2009-04-04 Richard Guenther <rguenther@suse.de>
13771 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13772 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13773 (append_vuse): Likewise.
13775 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13777 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13778 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13779 instead of REG_UNSAVED for DW_CFA_undefined.
13780 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13781 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13784 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13787 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13788 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13789 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13791 2009-04-04 Richard Guenther <rguenther@suse.de>
13793 PR tree-optimization/8781
13794 PR tree-optimization/37892
13795 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13796 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13797 (valueize_refs): Call it for *& valueizations.
13798 (shared_reference_ops_from_ref): Rename to ...
13799 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13800 (shared_reference_ops_from_call): Rename to ...
13801 (valueize_shared_reference_ops_from_call): ... this and valueize.
13802 (vn_reference_lookup): Update.
13803 (visit_reference_op_call): Likewise.
13804 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13805 (eliminate): Value-replace the call address in call statements.
13807 2009-04-04 Richard Guenther <rguenther@suse.de>
13809 PR tree-optimization/39636
13810 * tree-ssa-forwprop.c
13811 (forward_propagate_addr_into_variable_array_index): Check for
13812 GIMPLE_ASSIGN before accessing the rhs code.
13814 2009-04-03 Jason Merrill <jason@redhat.com>
13816 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13818 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13820 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13821 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13822 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13823 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13824 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13825 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13826 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13827 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13828 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13829 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13830 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13831 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13832 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13833 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13834 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13835 Use fr_reg_or_fp01_operand instead of fr_register_operand
13837 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13838 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13839 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13841 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13843 PR rtl-optimization/39607
13844 PR rtl-optimization/39631
13848 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13849 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13850 instead of DF_LR_OUT.
13851 * ira-lives.c (process_bb_node_lives): Ditto.
13852 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13853 instead of DF_LR_{OUT,IN}.
13854 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13855 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13857 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13859 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13860 (execute_lower_omp): Always run but take the short way out if -fopenmp
13862 (gate_lower_omp): Remove, forcing the pass manager to always run the
13863 pass and always set PROP_gimple_lomp.
13864 (pass_lower_omp): Remove gate function.
13865 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13866 PROP_trees. Instead, require it.
13867 * ipa-cp.c (pass_ipa_cp): Likewise.
13868 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13869 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13870 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13871 and PROP_gimple_leh.
13873 2009-04-03 Richard Guenther <rguenther@suse.de>
13875 PR middle-end/13146
13876 PR tree-optimization/23940
13877 PR tree-optimization/33237
13878 PR middle-end/33974
13879 PR middle-end/34093
13880 PR tree-optimization/36201
13881 PR tree-optimization/36230
13882 PR tree-optimization/38049
13883 PR tree-optimization/38207
13884 PR tree-optimization/38230
13885 PR tree-optimization/38301
13886 PR tree-optimization/38585
13887 PR middle-end/38895
13888 PR tree-optimization/38985
13889 PR tree-optimization/39299
13890 * tree-ssa-structalias.h: Remove.
13891 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13892 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13893 (struct vuse_element_d): Remove.
13894 (struct vuse_vec_d): Likewise.
13895 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13896 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13897 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13898 VUSE_ELEMENT_VAR): Likewise.
13899 (struct voptype_d): Likewise.
13900 (NUM_VOP_FREE_BUCKETS): Likewise.
13901 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13902 (struct stmt_operands_d): Remove.
13903 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13904 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13905 VDEF_NUM, VDEF_VECT): Likewise.
13906 (copy_virtual_operands): Remove.
13907 (operand_build_cmp): Likewise.
13908 (create_ssa_artificial_load_stmt): Likewise.
13909 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13910 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13911 vuse_index and mayuse_index members. Pack and move done and iter_type
13912 members to the front.
13913 (SSA_OP_VMAYUSE): Remove.
13914 (SSA_OP_VIRTUAL_USES): Adjust.
13915 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13916 (unlink_stmt_vdef): Declare.
13917 (add_to_addressable_set): Remove.
13918 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13919 (vrp_visit_stmt): Likewise.
13920 * doc/tree-ssa.texi (Alias analysis): Update.
13921 * doc/invoke.texi (max-aliased-vops): Remove docs.
13922 (avg-aliased-vops): Likewise.
13923 * tree-into-ssa.c (syms_to_rename): Remove.
13924 (need_to_update_vops_p): Likewise.
13925 (need_to_initialize_update_ssa_p): Rename to ...
13926 (update_ssa_initialized_fn): ... this. Track function we are
13928 (symbol_marked_for_renaming): Simplify.
13929 (add_new_name_mapping): Do not set need_to_update_vops_p.
13930 (dump_currdefs): Use SYMS_TO_RENAME.
13931 (rewrite_update_stmt): Always walk all uses/defs.
13932 (dump_update_ssa): Adjust.
13933 (init_update_ssa): Take function argument. Track what we are
13935 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13936 (create_new_def_for): Initialize for cfun, assert we are initialized
13938 (mark_sym_for_renaming): Simplify.
13939 (mark_set_for_renaming): Do not initialize update-ssa.
13940 (need_ssa_update_p): Simplify. Take function argument.
13941 (name_mappings_registered_p): Assert we ask for the correct function.
13942 (name_registered_for_update_p): Likewise.
13943 (ssa_names_to_replace): Likewise.
13944 (release_ssa_name_after_update_ssa): Likewise.
13945 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13946 (dump_decl_set): Do not print a newline.
13947 (debug_decl_set): Do it here.
13948 (dump_update_ssa): And here.
13949 * tree-ssa-loop-im.c (move_computations): Adjust.
13950 (movement_possibility): Likewise.
13951 (determine_max_movement): Likewise.
13952 (gather_mem_refs_stmt): Likewise.
13953 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13954 or NAME_MEMORY_TAG.
13955 * tree-complex.c (update_all_vops): Remove.
13956 (expand_complex_move): Adjust.
13957 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13958 Simplify test for memory referencing statement. Exclude
13959 non-invariant ADDR_EXPRs.
13960 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13961 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13962 (rdg_flag_uses): Likewise.
13963 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13965 (tree_optimize_tail_calls_1): Also split the
13966 edge from the entry block if we have degenerate PHI nodes in
13967 the first basic block.
13968 * tree.c (init_ttree): Remove memory-tag related code.
13969 (tree_code_size): Likewise.
13970 (tree_node_structure): Likewise.
13971 (build7_stat): Re-write to be build6_stat.
13972 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13973 (SSA_VAR_P): Adjust.
13974 (struct tree_memory_tag): Remove.
13975 (struct tree_memory_partition_tag): Likewise.
13976 (union tree_node): Adjust.
13977 (build7): Re-write to be build6.
13978 * tree-pass.h (pass_reset_cc_flags): Remove.
13979 (TODO_update_address_taken): New flag.
13980 (pass_simple_dse): Remove.
13981 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13982 * params.h (MAX_ALIASED_VOPS): Remove.
13983 (AVG_ALIASED_VOPS): Likewise.
13984 * omp-low.c (expand_omp_taskreg): Update SSA form.
13985 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13986 aliases the lhs in a copy stmt.
13987 * tree-ssa-dse.c (struct address_walk_data): Remove.
13988 (memory_ssa_name_same): Likewise.
13989 (memory_address_same): Likewise.
13990 (get_kill_of_stmt_lhs): Likewise.
13991 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13992 unused stores. Look through PHI nodes into post-dominated regions.
13993 (dse_optimize_stmt): Simplify. Properly remove stores.
13994 (tree_ssa_dse): Compute dominators.
13995 (execute_simple_dse): Remove.
13996 (pass_simple_dse): Likewise.
13997 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13998 gimple_loaded_syms and gimple_stored_syms computation.
13999 * toplev.c (dump_memory_report): Dump alias and pta stats.
14000 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
14001 (vn_reference_eq): Likewise.
14002 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
14003 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
14004 valueize_vuses): Remove.
14005 (get_def_ref_stmt_vuses): Simplify. Rename to ...
14006 (get_def_ref_stmt_vuse): ... this.
14007 (vn_reference_lookup_2): New function.
14008 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
14009 walking equivalent vuses. Simplify.
14010 (vn_reference_lookup): Likewise.
14011 (vn_reference_insert): Likewise.
14012 (vn_reference_insert_pieces): Likewise.
14013 (visit_reference_op_call): Simplify.
14014 (visit_reference_op_load): Likewise.
14015 (visit_reference_op_store): Likewise.
14016 (init_scc_vn): Remove shared_lookup_vuses initialization.
14017 (free_scc_vn): Remove shared_lookup_vuses freeing.
14018 (sort_vuses, sort_vuses_heap): Remove.
14019 (get_ref_from_reference_ops): Export.
14020 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
14021 vector with single vuse pointer.
14022 (vn_reference_lookup_pieces, vn_reference_lookup,
14023 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
14024 (shared_vuses_from_stmt): Remove.
14025 (get_ref_from_reference_ops): Declare.
14026 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
14027 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14028 memory-tag related code.
14029 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
14030 (likely_value): Add comment, skip static-chain of call statements.
14031 (surely_varying_stmt_p): Adjust.
14032 (gimplify_and_update_call_from_tree): Likewise.
14033 (execute_fold_all_builtins): Do not rebuild alias info.
14034 (gimplify_and_update_call_from_tree): Properly update VOPs.
14035 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
14036 (copy_ref_info): Remove memory-tag related code.
14037 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
14038 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
14039 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
14041 * tree-ssa-dom.c (gimple_p): Remove typedef.
14042 (eliminate_redundant_computations): Adjust.
14043 (record_equivalences_from_stmt): Likewise.
14044 (avail_expr_hash): Likewise.
14045 (avail_expr_eq): Likewise.
14046 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
14047 (stmt_makes_single_load): Likewise.
14048 (stmt_makes_single_store): Likewise.
14049 * tree-ssa-alias.c: Rewrite completely.
14050 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
14051 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
14052 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
14053 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
14054 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
14055 Remove public functions.
14056 (pass_reset_cc_flags): Remove.
14057 (pass_build_alias): Move ...
14058 * tree-ssa-structalias.c (pass_build_alias): ... here.
14059 * tree-ssa-alias.c (may_be_aliased): Move ...
14060 * tree-flow-inline.h (may_be_aliased): ... here.
14061 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
14062 count_uses_and_derefs): Move ...
14063 * gimple.c: ... here.
14064 * gimple.h (count_uses_and_derefs): Declare.
14065 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
14066 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
14067 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
14068 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
14069 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
14070 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
14071 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
14073 * tree-dfa.c (refs_may_alias_p): Move ...
14074 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
14075 * tree-ssa-alias.h: New file.
14076 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
14077 (statement_sink_location): Likewise.
14078 * opts.c (decode_options): Do not adjust max-aliased-vops or
14079 avg-aliased-vops values.
14080 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
14081 (TV_CALL_CLOBBER): Likewise.
14082 (TV_FLOW_SENSITIVE): Likewise.
14083 (TV_FLOW_INSENSITIVE): Likewise.
14084 (TV_MEMORY_PARTITIONING): Likewise.
14085 (TV_ALIAS_STMT_WALK): New timevar.
14086 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
14087 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
14088 (get_address_description): Remove memory-tag related code.
14089 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
14090 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
14091 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
14092 and immediate uses in statements. Document.
14093 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
14094 (dump_symbols): Remove.
14095 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
14096 * alias.c (get_deref_alias_set): New function split out from ...
14097 (get_alias_set): ... here.
14098 * alias.h (get_deref_alias_set): Declare.
14099 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
14100 type parameter. Remove restrict pointer handling. Create a
14101 ref-all pointer in case type-based alias sets do not conflict.
14102 (vect_analyze_data_refs): Remove SMT related code.
14103 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
14104 (vectorizable_load): Likewise.
14105 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
14106 (DR_SYMBOL_TAG, DR_VOPS): Remove.
14107 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
14108 Ignore vops and SMTs.
14109 (dr_analyze_alias): Likewise..
14110 (free_data_ref): Likewise.
14111 (create_data_ref): Likewise.
14112 (analyze_all_data_dependences): Likewise.
14113 (get_references_in_stmt): Adjust.
14114 * tree-flow-inline.h (gimple_aliases_computed_p,
14115 gimple_addressable_vars, gimple_call_clobbered_vars,
14116 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
14117 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
14118 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
14119 gimple_mem_ref_stats): Remove.
14120 (gimple_vop): New function.
14121 (op_iter_next_use): Remove vuses and mayuses cases.
14122 (op_iter_next_def): Remove vdefs case.
14123 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
14124 (clear_and_done_ssa_iter): Do not set removed fields.
14125 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
14126 Assert we are not iterating over vuses or vdefs if not also
14127 iterating over uses or defs.
14128 (op_iter_init_use): Likewise.
14129 (op_iter_init_def): Likewise.
14130 (op_iter_next_vdef): Remove.
14131 (op_iter_next_mustdef): Likewise.
14132 (op_iter_init_vdef): Likewise.
14133 (compare_ssa_operands_equal): Likewise.
14134 (link_use_stmts_after): Handle vuse operand.
14135 (is_call_used): Use is_call_clobbered.
14136 (is_call_clobbered): Global variables are always call clobbered,
14137 query the call-clobbers bitmap.
14138 (mark_call_clobbered): Ignore global variables.
14139 (clear_call_clobbered): Likewise.
14140 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
14141 virtual operands sanity check.
14142 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
14144 (TARGET_MEM_REF): Remove TMR_TAG operand.
14145 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
14146 Remove call-clobber related code.
14147 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
14148 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
14149 partitions or escape reason.
14150 (get_single_def_stmt, get_single_def_stmt_from_phi,
14151 get_single_def_stmt_with_phi): Remove.
14152 (dump_referenced_vars): Tidy.
14153 (get_ref_base_and_extent): Allow bare decls.
14154 (collect_dfa_stats): Adjust.
14155 * graphite.c (rename_variables_in_stmt): Adjust.
14156 (graphite_copy_stmts_from_block): Likewise.
14157 (translate_clast): Likewise.
14158 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
14160 (translate_vuse_through_block): Use the oracle.
14161 (phi_translate_1): Adjust.
14162 (value_dies_in_block_x): Use the oracle. Cache the outcome
14164 (valid_in_sets): Check if the VUSE for
14165 a REFERENCE is available.
14166 (eliminate): Do not remove stmts during elimination,
14167 instead queue and remove them afterwards.
14168 (do_pre): Do not rebuild alias info.
14169 (pass_pre): Run TODO_rebuild_alias before PRE.
14170 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
14171 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
14172 (mark_all_v_defs_stmt): Remove.
14173 (mark_all_v_defs_seq): Adjust.
14174 (sra_replace): Likewise.
14175 (scalarize_use): Likewise.
14176 (scalarize_copy): Likewise.
14177 (scalarize_init): Likewise.
14178 (scalarize_ldst): Likewise.
14179 (todoflags): Remove.
14180 (tree_sra): Do not rebuild alias info.
14181 (tree_sra_early): Adjust.
14182 (pass_sra): Run TODO_update_address_taken before SRA.
14183 * tree-predcom.c (set_alias_info): Remove.
14184 (prepare_initializers_chain): Do not call it.
14185 (mark_virtual_ops_for_renaming): Adjust.
14186 (mark_virtual_ops_for_renaming_list): Remove.
14187 (initialize_root_vars): Adjust.
14188 (initialize_root_vars_lm): Likewise.
14189 (prepare_initializers_chain): Likewise.
14190 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
14191 (may_propagate_copy_into_stmt): Likewise.
14192 (merge_alias_info): Do nothing for now.
14193 (propagate_tree_value_into_stmt): Adjust.
14194 (stmt_may_generate_copy): Likewise.
14195 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14196 not mark symbols for renaming.
14197 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14198 with the same statement, make sure to update the new pointed-to one.
14199 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14200 call statements, do not mark symbols for renaming.
14201 (mark_operand_necessary): Dump something.
14202 (ref_may_be_aliased): New function.
14203 (mark_aliased_reaching_defs_necessary_1): New helper function.
14204 (mark_aliased_reaching_defs_necessary): Likewise.
14205 (mark_all_reaching_defs_necessary_1): Likewise.
14206 (mark_all_reaching_defs_necessary): Likewise.
14207 (propagate_necessity): Do not process virtual PHIs. For
14208 non-aliased loads mark all reaching definitions as necessary.
14209 For aliased loads and stores mark the immediate dominating
14210 aliased clobbers as necessary.
14211 (visited): New global static.
14212 (perform_tree_ssa_dce): Free visited bitmap after propagating
14214 (remove_dead_phis): Perform simple dead virtual PHI removal.
14215 (remove_dead_stmt): Properly unlink virtual operands when
14217 (eliminate_unnecessary_stmts): Schedule PHI removal after
14219 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14220 (process_replaceable): Likewise.
14221 (find_replaceable_in_bb): Likewise.
14222 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14223 based on the single gimple vop.
14224 (verify_flow_insensitive_alias_info): Remove.
14225 (verify_flow_sensitive_alias_info): Likewise.
14226 (verify_call_clobbering): Likewise.
14227 (verify_memory_partitions): Likewise.
14228 (verify_alias_info): Likewise.
14229 (verify_ssa): Adjust..
14230 (execute_update_addresses_taken): Export. Update SSA
14231 manually. Optimize only when optimizing. Use a local bitmap.
14232 (pass_update_address_taken): Remove TODO_update_ssa, add
14234 (pass_update_address_taken): Just use TODO_update_address_taken.
14235 (init_tree_ssa): Do not initialize addressable_vars.
14236 (verify_ssa): Verify new VUSE / VDEF properties.
14237 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14238 Do not call verify_alias_info.
14239 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14240 Do not free the loaded and stored syms bitmaps. Reset the escaped
14241 and callused solutions. Do not free addressable_vars.
14242 Remove memory-tag related code.
14243 (warn_uninitialized_var): Aliases are always available.
14244 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14245 * lambda-code.c (can_put_in_inner_loop): Adjust.
14246 (can_put_after_inner_loop): Likewise.
14247 (perfect_nestify): Likewise.
14248 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14249 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14250 (vectorizable_conversion): Do not mark symbols for renaming.
14251 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14252 (expand_call_inline): Unlink the calls virtual operands before
14254 (tree_function_versioning): Do not call update_ssa if we are not
14255 updating clones. Simplify.
14256 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14257 (propagate_with_phi): Likewise..
14258 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14259 clobber code. Assert we are not aliased or global.
14260 * tree-flow.h: Include tree-ssa-alias.h
14261 (enum escape_type): Remove.
14262 (struct mem_sym_stats_d): Likewise.
14263 (struct mem_ref_stats_d): Likewise.
14264 (struct gimple_df): Add vop member. Remove global_var,
14265 call_clobbered_vars, call_used_vars, addressable_vars,
14266 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14267 escaped and callused members.
14268 (struct ptr_info_def): Remove all members, add points-to solution
14270 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
14271 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
14272 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
14273 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
14274 (tree-ssa-alias.o): Likewise.
14275 (toplev.o): Add tree-ssa-alias.h
14276 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
14277 * gimple.c (gimple_set_bb): Fix off-by-one error.
14278 (is_gimple_reg): Do not handle memory tags.
14279 (gimple_copy): Also copy virtual operands.
14280 Delay updating the statement. Do not reset loaded and stored syms.
14281 (gimple_set_stored_syms): Remove.
14282 (gimple_set_loaded_syms): Likewise.
14283 (gimple_call_copy_skip_args): Copy the virtual operands
14284 and mark the new statement modified.
14285 * tree-ssa-structalias.c (may_alias_p): Remove.
14286 (set_uids_in_ptset): Take the alias set to prune with as
14287 parameter. Fold in the alias test of may_alias_p.
14288 (compute_points_to_sets): Compute whether a ptr is dereferenced
14289 in a local sbitmap.
14290 (process_constraint): Deal with &ANYTHING on the lhs, reject all
14291 other ADDRESSOF constraints on the lhs.
14292 (get_constraint_for_component_ref): Assert that we don't get
14293 ADDRESSOF constraints from the base of the reference.
14294 Properly generate UNKNOWN_OFFSET for DEREF if needed.
14295 (struct variable_info): Remove collapsed_to member.
14296 (get_varinfo_fc): Remove.
14297 (new_var_info): Do not set collapsed_to.
14298 (dump_constraint): Do not follow cycles.
14299 (dump_constraint_graph): Likewise.
14300 (build_pred_graph): Likewise.
14301 (build_succ_graph): Likewise.
14302 (rewrite_constraints): Likewise.
14303 (do_simple_structure_copy): Remove.
14304 (do_rhs_deref_structure_copy): Remove.
14305 (do_lhs_deref_structure_copy): Remove.
14306 (collapse_rest_of_var): Remove.
14307 (do_structure_copy): Re-implement.
14308 (pta_stats): New global variable.
14309 (dump_pta_stats): New function.
14310 (struct constraint_expr): Make offset signed.
14311 (UNKNOWN_OFFSET): Define special value.
14312 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
14313 (solution_set_expand): New helper function split out from ...
14314 (do_sd_constraint): ... here.
14315 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
14316 (do_ds_constraint): Likewise.
14317 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
14318 and CALLUSED = *CALLUSED.
14319 (set_union_with_increment): Make inc argument signed.
14320 (type_safe): Remove.
14321 (get_constraint_for_ptr_offset): Handle unknown and negative
14323 (first_vi_for_offset): Handle offsets before start. Bail
14324 out early for offsets beyond the variable extent.
14325 (first_or_preceding_vi_for_offset): New function.
14326 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
14327 Together with ESCAPED = *ESCAPED this properly computes reachability.
14328 (find_what_var_points_to): New function.
14329 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
14330 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
14331 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
14332 pt_solutions_intersect): New functions.
14333 (compute_call_used_vars): Remove.
14334 (compute_may_aliases): New main entry into PTA computation.
14335 * gimple.h (gimple_p): New typedef.
14336 (struct gimple_statement_base): Remove references_memory_p.
14337 (struct gimple_statement_with_memory_ops_base): Remove
14338 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
14340 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
14341 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
14342 gimple_set_references_memory): Remove.
14343 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
14344 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
14346 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
14347 (verify_expr): Allow RESULT_DECL.
14348 (gimple_duplicate_bb): Do not copy virtual operands.
14349 (gimple_duplicate_sese_region): Adjust.
14350 (gimple_duplicate_sese_tail): Likewise.
14351 (mark_virtual_ops_in_region): Remove.
14352 (move_sese_region_to_fn): Do not call it.
14353 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
14354 and pass_simple_dse.
14355 (execute_function_todo): Handle TODO_update_address_taken,
14356 call execute_update_addresses_taken for TODO_rebuild_alias.
14357 (execute_todo): Adjust.
14358 (execute_one_pass): Init dump files early.
14359 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
14361 (create_general_new_stmt): Clear vops.
14362 * tree-ssa-reassoc.c (get_rank): Adjust.
14363 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
14364 symbols for renaming.
14365 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
14366 (PARAM_AVG_ALIASED_VOPS): Likewise.
14367 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
14368 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
14369 * tree-ssa-operands.c: Simplify for new virtual operand representation.
14370 (operand_build_cmp, copy_virtual_operands,
14371 create_ssa_artificial_load_stmt, add_to_addressable_set,
14372 gimple_add_to_addresses_taken): Remove public functions.
14373 (unlink_stmt_vdef): New function.
14375 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14377 * config.gcc (powerpc-*-linux*): Merge variants.
14379 2009-04-02 Chao-ying Fu <fu@mips.com>
14380 James Grosbach <james.grosbach@microchip.com>
14382 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
14383 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
14385 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
14386 keep_interrupts_masked_p, use_debug_exception_return_p.
14387 (mips_attribute_table): Add interrupt, use_shadow_register_set,
14388 keep_interrupts_masked, use_debug_exception_return.
14389 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
14390 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
14392 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
14393 (mips_print_operand): Process COP0 registers to print $0 .. $31
14394 correctly for GAS to process.
14395 (mips_interrupt_extra_call_saved_reg_p): New function.
14396 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
14398 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
14399 (mips_compute_frame_info): Add supports for interrupt context that
14400 includes doubleword accumulators and COP0 registers.
14401 (mips_for_each_saved_acc): New function.
14402 (mips_for_each_saved_gpr_and_fpr): Change the function name from
14403 mips_for_each_saved_reg.
14404 (mips_save_reg): Save accumulators.
14405 (mips_kernel_reg_p): A new for_each_rtx callback.
14406 (mips_expand_prologue): Support interrupt handlers.
14407 (mips_restore_reg): Restore accumulators.
14408 (mips_expand_epilogue): Support interrupt handlers.
14409 (mips_can_use_return_insn): Return false for interrupt handlers.
14410 (mips_epilogue_uses): New function.
14411 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
14412 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
14413 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
14414 cop0_move): New instructions.
14415 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
14416 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
14418 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
14420 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
14421 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
14422 interrupt handlers, we use K0 as the temporary register.
14423 (EPILOGUE_USES): Change to a function call.
14424 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
14425 handlers, we use K0 as the temporary register.
14427 * doc/extend.texi (Function Attributes): Document interrupt,
14428 use_shadow_register_set, keep_interrupts_masked,
14429 use_debug_exception_return for MIPS attributes.
14431 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14433 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
14434 Remove a number of t-files from tmake_file.
14435 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
14436 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14437 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14438 target_prototype, not TARGET_PROTOTYPE.
14439 (LINK_OS_GNU_SPEC): Define.
14440 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14441 and darwin-ldoubdle.c.
14443 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14446 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14447 (cpp_options): Ditto.
14448 (default_compilers): Ditto.
14449 (display_help): Ditto.
14450 (process_command): Ditto.
14451 (do_spec_1): Ditto.
14452 (set_input): Use lbasename instead of duplicate code.
14453 (save_temps_prefix): New static for -save-temps=obj.
14454 (save_temps_length): Ditto.
14456 * doc/invoke.texi (-save-temps=obj): Document new variant to
14457 -save-temps switch.
14459 2009-04-02 Jeff Law <law@redhat.com>
14461 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14464 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14466 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14467 * configure: Regenerated.
14469 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14471 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14472 share the argument list.
14474 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14478 2009-02-12 Diego Novillo <dnovillo@google.com>
14480 * varpool.c (debug_varpool): New.
14481 * cgraph.h (debug_varpool): Declare.
14483 2009-04-02 Jan Hubicka <jh@suse.cz>
14485 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14488 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14490 * config/i386/i386.c (ix86_abi): Move initialization to ...
14491 (override_options): Here.
14493 2009-04-02 Christian Bruel <christian.bruel@st.com>
14495 * config/sh/sh.c (sh_dwarf_register_span): New function.
14496 (TARGET_DWARF_REGISTER_SPAN): Define.
14497 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14499 2009-04-02 Ira Rosen <irar@il.ibm.com>
14501 PR tree-optimization/39595
14502 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14503 interleaved loads group is not greater than the SLP group size.
14505 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14507 * builtins.c (is_builtin_name): New.
14508 (called_as_built_in): Use is_builtin_name.
14509 * tree.h (is_builtin_name): New.
14510 * varasm.c (incorporeal_function_p): Use is_builtin_name
14512 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14514 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14516 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14519 * c-decl.c (clone_underlying_type): Move this ...
14520 * c-common.c (set_underlying_type): ... here.
14521 Also, make sure the function properly sets TYPE_STUB_DECL() on
14522 the newly created typedef variant type.
14523 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14524 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14527 2009-04-02 Richard Guenther <rguenther@suse.de>
14529 PR tree-optimization/37221
14530 * tree-flow.h (degenerate_phi_result): Declare.
14531 * tree-ssa-dom.c (degenerate_phi_result): Export.
14532 * tree-scalar-evolution.c (analyze_initial_condition): If
14533 the initial condition is defined by a degenerate PHI node
14534 use the degenerate value.
14536 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14538 PR rtl-optimization/39588
14539 * combine.c (merge_outer_ops): Do not set the constant when this
14541 (simplify_shift_const_1): Do not modify it either in this case.
14543 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14545 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14546 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14548 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14551 * c-lex.c (interpret_float): Default (no suffix) is double.
14553 2009-04-1 Xinliang David Li <davidxl@google.com>
14555 * config/i386/i386.c (legitimate_constant_p): Recognize
14556 all one vector constant.
14558 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14560 * config/vax/vax.c: Add #includes to silence warnings.
14561 Change #include order to silence two warnings.
14563 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14565 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14566 (ASM_SPEC): Pass -k to the assembler for PIC code.
14568 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14570 * config.gcc: Add vax-*-linux* to the switch.
14571 * config/vax/linux.h: New file. (TARGET_VERSION,
14572 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14574 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14576 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14577 Use predicate macros instead of GET_CODE() == foo.
14578 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14579 ashlsi3, rotrsi3, <unnamed>): Likewise.
14581 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14583 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14584 jbbccihi, jbbccisi): Remova trailing whitespace.
14585 * config/vax/constraints.md: Likewise.
14586 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14587 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14588 * config/vax/predicates.md: Likewise.
14589 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14590 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14591 * config/vax/vax.h: Likewise.
14592 * config/vax/vax.md (nonlocal_goto): Likewise.
14594 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14596 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14597 (indirectable_address_p, adjacent_operands_p): Add spaces around
14599 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14601 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14603 * config/vax/vax.c (legitimate_constant_address_p,
14604 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14605 index_term_p, reg_plus_index_p, legitimate_address_p,
14606 vax_mode_dependent_address_p): Update comments to match functions
14607 modified by the recent int->bool conversion.
14609 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14611 * config/vax/builtins.md: Update copyright message.
14612 * config/vax/constraints.md: Likewise.
14613 * config/vax/netbsd-elf.h: Likewise.
14614 * config/vax/predicates.md: Likewise.
14615 * config/vax/vax-protos.h: Likewise.
14616 * config/vax/vax.c: Likewise.
14617 * config/vax/vax.h: Likewise.
14618 * config/vax/vax.md: Likewise.
14619 * config/vax/vax.opt: Likewise.
14621 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14623 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14624 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14625 * config/vax/constraints.md (B, R): Likewise.
14626 * config/vax/predicates.md (external_memory_operand,
14627 nonimmediate_addsub_di_operand): Likewise.
14628 * config/vax/vax.c (vax_output_int_add): Likewise.
14629 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14630 untyped_call): Likewise.
14632 2009-04-01 Matt Thomas <matt@3am-software.com>
14634 * config/vax/predicates.md: New file.
14635 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14636 external_const_operand, nonsymbolic_operand, external_memory_operand,
14637 indirect_memory_operand, indexed_memory_operand,
14638 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14639 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14641 * config/vax/constraints.md: New file.
14642 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14644 * config/vax/builtins.md: New file.
14645 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14646 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14648 * config/vax/vax.opt (mqmath): Add option.
14649 * config/vax/vax.md (isfx): Extend with DI.
14650 (VAXintQH, VAXintQHSD): Define.
14651 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14652 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14653 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14654 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14655 (movdi): Update constraints and use vax_output_int_move().
14656 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14657 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14658 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14659 nonlocal_goto): New.
14660 (mov<mode>): Extend accepted operand types.
14661 (subdi3_old): Rename from subdi3, change update constraints and use
14662 a new implementation.
14663 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14664 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14665 MOVE_RATIO, CLEAR_RATIO): Define.
14666 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14667 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14668 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14669 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14670 (split_quadword_operands): Make static and really allow variable
14672 (print_operand_address): Update for PIC generation.
14673 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14674 indexable_address_p, fixup_mathdi_operand,
14675 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14676 (vax_float_literal, legitimate_constant_p,
14677 indirectable_constant_address_p, index_term_p,
14678 reg_plus_index_p): Return bool instead of int.
14679 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14681 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14683 (vax_output_conditional_branch): Indent.
14684 (legitimate_constant_address_p, indirectable_constant_address_p,
14685 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14686 vax_mode_dependent_address_p): Return bool instead of int, update for
14688 * config/vax/vax-protos.h (legitimate_constant_address_p,
14689 legitimate_constant_p, legitimate_address_p,
14690 vax_mode_dependent_address_p): Change declaration to bool.
14691 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14692 vax_expand_addsub_di_operands, vax_output_int_subtract,
14693 vax_output_movmemsi): Declare.
14694 (split_quadword_operands, vax_float_literal): Delete declaration.
14695 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14696 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14697 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14698 ASM_OUTPUT_DWARF_PCREL): Define.
14699 (ASM_SPEC): Change definition to allow PIC generation.
14701 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14703 * doc/sourcebuild.texi: Update front-end requirements.
14705 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14708 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14709 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14710 (booldi3_internal3): Use boolean_or_operator instead of
14713 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14716 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14717 declarator whose size is not an integer constant expression but
14718 folds to an integer constant, then treat it as a constant
14721 2009-04-01 Richard Guenther <rguenther@suse.de>
14723 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14724 i * 4 + 2 to (i * 2 + 1) * 2.
14726 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14729 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14730 return if c_parser_asm_string_literal returned NULL.
14732 2009-04-01 Nick Clifton <nickc@redhat.com>
14734 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14736 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14737 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14738 other typedefs to avoid conflicts with libgcc2.c. Define labels
14739 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14741 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14742 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14745 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14747 * varasm.c (default_function_rodata_section): Declare DOT as
14750 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14751 Andrey Galkin <agalkin@hypercom.com>
14754 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14755 Make object_name unique for each process.
14757 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14760 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14761 addressable variables in the parallel that could go out of scope while
14762 running queued tasks.
14764 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14766 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14767 (CASE_VALUES_THRESHOLD): Redefine.
14768 * config/avr/avr.c (avr_override_options): Remove initialization of
14769 avr_case_values_threshold variable.
14770 (avr_case_values_threshold): Remove variable. Add new function.
14771 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14772 * config/avr/avr.opt (mno-tablejump): Remove option.
14773 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14775 2009-04-01 DJ Delorie <dj@redhat.com>
14777 * varasm.c (default_function_rodata_section): Don't assume
14778 anything about where the first '.' in the section name is.
14780 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14782 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14783 rs6000_emit_stack_tie.
14785 2009-03-31 Ian Lance Taylor <iant@google.com>
14787 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14788 gimple_code with GIMPLE_RESX, not RESX.
14790 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14792 * c-common.c (c_get_ident): New.
14793 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14795 2009-04-01 Ben Elliston <bje@au.ibm.com>
14797 * config/rs6000/sysv4.opt (msdata): Improve option description.
14799 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14801 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14802 (divdf3_internal_lat): Remove.
14803 (divxf3_internal_lat): Remove.
14804 (divxf3_internal_thr): Remove.
14805 (divxf): Use divxf3_internal.
14806 * config/ia64/div.md (divsf3_internal_lat): New.
14807 (divdf3_internal_lat): New.
14808 (divxf3_internal): New.
14810 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14813 * Makefile.in (USE_GCC_STDINT): Define.
14814 (stmp-int-hdrs): Install stdint.h if applicable.
14815 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14817 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14818 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14819 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14820 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14821 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14822 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14823 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14824 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14825 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14826 (c_common_nodes_and_builtins): Initialize
14827 underlying_wchar_type_node. Do not initialize
14828 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14829 nodes for new types.
14830 (c_stddef_cpp_builtins): Define macros for new types.
14831 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14833 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14834 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14835 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14836 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14837 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14838 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14839 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14840 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14841 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14842 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14843 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14844 int16_type_node, int32_type_node, int64_type_node,
14845 uint8_type_node, uint16_type_node, c_uint32_type_node,
14846 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14847 int_least32_type_node, int_least64_type_node,
14848 uint_least8_type_node, uint_least16_type_node,
14849 uint_least32_type_node, uint_least64_type_node,
14850 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14851 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14852 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14853 uintptr_type_node): Define.
14854 * c-cppbuiltin.c (builtin_define_constants,
14855 builtin_define_type_minmax): New.
14856 (builtin_define_stdint_macros): Define more macros.
14857 (c_cpp_builtins): Define more limit macros.
14858 (type_suffix): New.
14859 (builtin_define_type_max): Define in terms of
14860 builtin_define_type_minmax. Remove is_long parameter. All
14862 * config.gcc (use_gcc_stdint): Define.
14863 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14864 Add newlib-stdint.h for generic targets.
14865 * config/glibc-stdint.h, config/newlib-stdint.h,
14866 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14867 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14868 * config/score/score.h (UINTPTR_TYPE): Define.
14869 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14870 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14871 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14872 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14873 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14874 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14875 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14876 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14877 * config/spu/spu.h (STDINT_LONG32): Define.
14878 * configure.ac (use_gcc_stdint): Substitute.
14879 * configure: Regenerate.
14880 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14881 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14882 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14883 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14884 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14885 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14886 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14887 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14888 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14889 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14890 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14891 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14892 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14893 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14894 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14895 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14896 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14897 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14898 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14899 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14900 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14901 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14902 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14903 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14904 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14905 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14906 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14907 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14908 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14910 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14912 * loop-iv.c (suitable_set_for_replacement): Renamed from
14913 simplify_using_assignment; changed to return bool and to accept new
14914 args DEST and SRC. Return true iff we find a source/destination pair
14915 that can be used to make a replacement, and fill SRC and DEST if so.
14916 Remove arg ALTERED. Don't deal with altered regs here. All callers
14918 (simplify_using_initial_values): Deal with altered regs here and track
14919 more precisely the effect they have on the validity of our expression.
14921 * loop-iv.c (simplify_using_condition): A condition of the form
14922 (EQ REG CONST) can be used to simply make a substitution.
14923 (simplify_using_initial_values): Keep track of conditions we have seen
14924 and keep using them to simplify new expressions, while applying the
14925 same substitutions to them as to the expression.
14927 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14928 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14931 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14932 changed. Use this when trying to improve the upper bound.
14933 Generate the comparison by using simplify_gen_relational.
14935 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14937 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14939 (simplify_using_assignment, simplify_using_initial_values): Call
14940 replace_in_expr to make replacements. Call replace_single_def_regs
14941 once on the initial version of the expression.
14943 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14946 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14948 2009-03-31 Richard Guenther <rguenther@suse.de>
14950 PR middle-end/31029
14951 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14952 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14954 2009-03-31 Richard Guenther <rguenther@suse.de>
14956 * tree.h (div_if_zero_remainder): Declare.
14957 * fold-const.c (div_if_zero_remainder): Export.
14958 * tree-ssa-forwprop.c
14959 (forward_propagate_addr_into_variable_array_index): Handle
14960 constant array index addition outside of the variable index.
14962 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14965 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14966 define_splits, floatunssi<mode>2): Require x87 conversions from
14967 DImode to be permitted.
14969 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14971 PR preprocessor/15638
14972 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14974 2009-03-31 Richard Guenther <rguenther@suse.de>
14976 PR middle-end/23401
14977 PR middle-end/27810
14978 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14979 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14980 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14981 a separate statement.
14982 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14983 (lookup_tmp_var): Likewise.
14984 (is_gimple_formal_tmp_or_call_rhs): Remove.
14985 (is_gimple_reg_or_call_rhs): Rename to ...
14986 (is_gimple_reg_rhs_or_call): ... this.
14987 (is_gimple_mem_or_call_rhs): Rename to ...
14988 (is_gimple_mem_rhs_or_call): ... this.
14989 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14990 DECL_GIMPLE_REG_P only if is_formal is true.
14991 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14992 for non-proper post-modify expression gimplification.
14993 (gimplify_self_mod_expr): For post-modify expressions gimplify
14994 the lvalue to a minimal lvalue.
14995 (rhs_predicate_for): Remove formal temp case.
14996 (gimplify_modify_expr_rhs): Likewise.
14997 (gimplify_addr_expr): Use is_gimple_reg.
14998 (gimplify_expr): Remove formal temp cases.
14999 (gimple_regimplify_operands): Likewise.
15000 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
15001 and FILTER_EXPR like constants.
15002 * gimple.c (walk_gimple_op): Fix val_only initialization, use
15004 (is_gimple_formal_tmp_rhs): Remove.
15005 (is_gimple_reg_rhs): Remove special casing.
15006 (is_gimple_mem_rhs): Fix.
15007 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
15008 (is_gimple_formal_tmp_var): Remove.
15009 (is_gimple_formal_tmp_reg): Likewise.
15010 (is_gimple_min_lval): Allow invariant component ref parts.
15011 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
15012 is_gimple_formal_tmp_reg): Remove declarations.
15013 * tree-cfg.c (verify_expr): Verify that variables with address
15014 taken do not have DECL_GIMPLE_REG_P set.
15015 * tree-mudflap.c (mf_build_check_statement_for): Use
15016 force_gimple_operand instead of gimplify_expr.
15018 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
15020 * modulo-sched.c (sms_schedule_by_order): Pass the actual
15021 schedulable rows to compute_split_row.
15023 2009-03-31 Ben Elliston <bje@au.ibm.com>
15026 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
15029 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15031 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
15032 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
15033 * configure: Regenerate.
15034 * config.in: Regenerate.
15035 * config/rs6000/rs6000.opt (mtls-markers): Add.
15036 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
15037 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
15038 (tls_ld_aix, tls_ld_sysv): Likewise.
15039 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
15040 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
15042 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15044 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
15046 2009-03-30 Jan Hubicka <jh@suse.cz>
15048 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
15050 (tree_remove_unreachable_handlers): Cleanup EH predecestor
15051 detection and label handling.
15053 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15055 * ira-int.h (ira_allocno): Rename left_conflicts_num to
15056 left_conflicts_size.
15057 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
15058 ALLOCNO_LEFT_CONFLICTS_SIZE.
15060 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
15061 remove_allocno_from_bucket_and_push,
15062 allocno_spill_priority_compare, push_allocnos_to_stack,
15063 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15064 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
15065 (setup_allocno_left_conflicts_num): Ditto. Rename to
15066 setup_allocno_left_conflicts_size.
15067 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15068 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
15069 setup_allocno_left_conflicts_size instead of
15070 setup_allocno_left_conflicts_num.
15072 * ira-build.c (ira_create_allocno): Use
15073 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
15074 ALLOCNO_LEFT_CONFLICTS_NUM.
15076 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15078 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15079 instead of DF_LR_OUT.
15081 * ira-lives.c (process_bb_node_lives): Ditto.
15083 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15084 instead of DF_LR_{OUT,IN}.
15086 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15088 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15090 2009-03-30 Jan Hubicka <jh@suse.cz>
15092 * except.c (label_to_region_map): Fix thinko.
15094 2009-03-30 Steve Ellcey <sje@cup.hp.com>
15096 PR middle-end/38237
15097 * tree.h (tree_find_value): New declaration.
15098 * tree.c (tree_find_value): New function.
15099 * varasm.c (assemble_external): Avoid duplicate entries on lists.
15101 2009-03-30 Jakub Jelinek <jakub@redhat.com>
15104 * c-decl.c (struct c_binding): Add locus field.
15105 (bind): Add locus argument, set locus field from it.
15106 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
15107 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
15108 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
15109 implicitly_declare, undeclared_variable, lookup_label,
15110 declare_label, c_make_fname_decl, c_builtin_function,
15111 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
15114 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
15117 * config/i386/i386.c (classify_argument): Check total size of
15120 2009-03-30 Martin Jambor <mjambor@suse.cz>
15122 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
15123 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
15124 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
15127 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
15128 seen_variable_array_ref while also traversing a union.
15130 * tree-inline.c (optimize_inline_calls): Do not call
15131 cgraph_node_remove_callees.
15132 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
15133 (pass_remove_cgraph_callee_edges): New variable.
15134 * passes.c (init_optimization_passes): Add
15135 pass_remove_cgraph_callee_edges after early inlining and before all
15136 late intraprocedural passes.
15138 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
15140 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15142 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
15143 Fix typos in names.
15145 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15147 * combine.c (simplify_comparison): Use have_insn_for.
15148 * dojump.c (do_jump): Likewise.
15150 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15152 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
15153 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
15154 sparc_compare_op0 like sparc_compare_emitted used to be handled.
15155 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
15156 instead of sparc_compare_emitted.
15157 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
15158 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
15159 instead of sparc_compare_emitted.
15161 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15163 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
15164 enter/exit cfglayout mode.
15165 (pass_partition_block): Require it.
15166 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
15167 (combine_instructions): Track basic blocks instead of labels.
15168 (update_cfg_for_uncondjump): New.
15169 (try_combine): Use it. Update jumps after rescanning.
15170 (pass_combine): Require PROP_cfglayout.
15171 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
15173 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15175 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
15176 Provide/destroy PROP_cfglayout respectively.
15177 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
15178 * tree-pass.h (PROP_cfglayout): New.
15180 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15182 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
15183 fold_convert_const_fixed_from_fixed,
15184 fold_convert_const_fixed_from_int,
15185 fold_convert_const_fixed_from_real, fold_negate_const): Do not
15186 set TREE_CONSTANT_OVERFLOW.
15187 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
15188 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
15190 2009-03-30 Ira Rosen <irar@il.ibm.com>
15192 * tree-vect-loop-manip.c: New file.
15193 * tree-vectorizer.c: Update documentation and included files.
15194 (vect_loop_location): Make extern.
15195 (rename_use_op): Move to tree-vect-loop-manip.c
15196 (rename_variables_in_bb, rename_variables_in_loop,
15197 slpeel_update_phis_for_duplicate_loop,
15198 slpeel_update_phi_nodes_for_guard1,
15199 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15200 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15201 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15202 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
15203 find_loop_location): Likewise.
15204 (new_stmt_vec_info): Move to tree-vect-stmts.c.
15205 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
15206 get_vectype_for_scalar_type, vect_is_simple_use,
15207 supportable_widening_operation, supportable_narrowing_operation):
15209 (bb_in_loop_p): Move to tree-vect-loop.c.
15210 (new_loop_vec_info, destroy_loop_vec_info,
15211 reduction_code_for_scalar_code, report_vect_op,
15212 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15213 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15214 (vect_supportable_dr_alignment): Likewise.
15215 * tree-vectorizer.h (tree-data-ref.h): Include.
15216 (vect_loop_location): Declare.
15217 Reorganize function declarations according to the new file structure.
15218 * tree-vect-loop.c: New file.
15219 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15220 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15221 * tree-vect-data-refs.c: New file.
15222 * tree-vect-patterns.c (timevar.h): Don't include.
15223 * tree-vect-stmts.c: New file.
15224 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15225 tree-vect-slp.c, tree-vect-loop.c.
15226 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15227 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15228 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15229 (tree-vect-analyze.o): Remove.
15230 (tree-vect-transform.o): Likewise.
15231 (tree-vect-data-refs.o): Add rule.
15232 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15233 tree-vect-slp.o): Likewise.
15234 (tree-vect-patterns.o): Remove redundant dependencies.
15235 (tree-vectorizer.o): Likewise.
15236 * tree-vect-slp.c: New file.
15238 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15240 * optc-gen.awk: Warn if an option flag has multiple different
15243 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15245 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15246 -floop-block): Document dependences on PPL, CLooG and Graphite.
15248 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15250 PR rtl-optimization/323
15251 * c-common.c (c_fully_fold, convert_and_check,
15252 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15253 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15254 * c-common.def (EXCESS_PRECISION_EXPR): New.
15255 * c-cppbuiltin.c (builtin_define_float_constants): Define
15256 constants with enough digits for long double.
15257 * c-lex.c (interpret_float): Interpret constant with excess
15258 precision where appropriate.
15259 * c-opts.c (c_common_post_options): Set
15260 flag_excess_precision_cmdline. Give an error for
15261 -fexcess-precision=standard for C++ for processors where the
15262 option is significant.
15263 * c-parser.c (c_parser_conditional_expression): Handle excess
15264 precision in condition.
15265 * c-typeck.c (convert_arguments): Handle arguments with excess
15267 (build_unary_op): Move excess precision outside operation.
15268 (build_conditional_expr): Likewise.
15269 (build_compound_expr): Likewise.
15270 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
15271 (build_modify_expr): Handle excess precision in RHS.
15272 (convert_for_assignment): Handle excess precision in converted
15274 (digest_init, output_init_element, process_init_element): Handle
15275 excess precision in initializer.
15276 (c_finish_return): Handle excess precision in return value.
15277 (build_binary_op): Handle excess precision in operands and add
15278 excess precision as needed for operation.
15279 * common.opt (-fexcess-precision=): New option.
15280 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
15281 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
15282 For standard excess precision, output explicit conversion to and
15283 truncation from XFmode.
15284 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
15285 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
15286 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
15287 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
15288 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
15289 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
15290 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
15291 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
15292 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
15293 define_splits, sqrt<mode>2): Disable where appropriate for
15294 standard excess precision.
15295 * convert.c (convert_to_real): Do not shorten arithmetic to type
15296 for which excess precision would be used.
15297 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
15298 * doc/invoke.texi (-fexcess-precision=): Document option.
15299 (-mfpmath=): Correct index entry.
15300 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
15301 flag_excess_precision): New.
15302 * langhooks.c (lhd_post_options): Set
15303 flag_excess_precision_cmdline.
15304 * opts.c (common_handle_option): Handle -fexcess-precision=.
15305 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
15306 init_excess_precision): New.
15307 (lang_dependent_init_target): Call init_excess_precision.
15308 * tree.c (excess_precision_type): New.
15309 * tree.h (excess_precision_type): Declare.
15311 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15314 * c-typeck.c (build_component_ref): Do not copy qualifiers from
15315 non-lvalue to component.
15317 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15319 PR preprocessor/34695
15320 * Makefile.in (c-opts.o): Depend on c-tree.h.
15321 * c-common.c: Move down include of diagnostic.h.
15322 (done_lexing, c_cpp_error): New.
15323 * c-common.h (done_lexing): Declare.
15324 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
15326 * c-opts.c: Include c-tree.h.
15327 (c_common_init_options): Set preprocessor error callback.
15328 (c_common_handle_option): Do not set preprocessor
15329 inhibit_warnings, warnings_are_errors, warn_system_headers,
15330 pedantic_errors or inhibit_warnings flags.
15331 (c_common_post_options): Do not check cpp_errors (parse_in).
15332 (c_common_finish): Do not output dependencies if there were
15333 errors. Do not check return value of cpp_finish.
15334 * c-ppoutput.c (pp_file_change): Set input_location.
15335 * c-tree.h (c_cpp_error): Declare.
15336 * diagnostic.c (diagnostic_set_info_translated): Also initialize
15338 (diagnostic_build_prefix): Check override_column.
15339 * diagnostic.h (diagnostic_info): Add override_column field.
15340 (diagnostic_override_column): Define.
15342 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
15344 * c-common.c (c_expand_expr, c_staticp): Remove.
15345 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
15346 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
15347 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
15348 * c-gimplify.c (gimplify_compound_literal_expr,
15349 optimize_compound_literals_in_ctor): Remove.
15350 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
15351 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
15352 * c-semantics.c (emit_local_var): Remove.
15354 * langhooks-def.h (lhd_expand_expr): Remove.
15355 * langhooks.c (lhd_expand_expr): Remove.
15356 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
15358 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
15359 handling from c-semantics.c; don't call into langhook.
15360 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
15361 * gimplify.c (gimplify_compound_literal_expr,
15362 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
15363 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
15364 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
15365 as was done in c-gimplify.c.
15366 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
15367 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
15368 Move from c-common.h.
15369 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
15371 * tree.c (staticp): Do not call langhook.
15372 * langhooks.c (lhd_staticp): Delete.
15373 * langhooks-def.h (lhd_staticp): Delete prototype.
15374 (LANG_HOOKS_STATICP): Delete.
15375 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
15377 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
15378 instead of DECL_STMTs.
15380 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15388 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
15390 (fold_call_expr): Return a NOP_EXPR from folding rather than the
15391 contained expression.
15392 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
15393 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
15394 conditional expressions for C.
15395 (decl_constant_value_for_optimization): Move from
15396 decl_constant_value_for_broken_optimization in c-typeck.c. Check
15397 whether optimizing and that the expression is a VAR_DECL not of
15398 array type instead of doing such checks in the caller. Do not
15399 check pedantic. Call gcc_unreachable for C++.
15400 * c-common.def (C_MAYBE_CONST_EXPR): New.
15401 * c-common.h (c_fully_fold, c_save_expr,
15402 decl_constant_value_for_optimization): New prototypes.
15403 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15404 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15405 EXPR_INT_CONST_OPERANDS): Define.
15406 * c-convert.c (convert): Strip nops from expression.
15407 * c-decl.c (groktypename): Take extra parameters expr and
15408 expr_const_operands. Update call to grokdeclarator.
15409 (start_decl): Update call to grokdeclarator. Add statement for
15410 expressions used in type of decl.
15411 (grokparm): Update call to grokdeclarator.
15412 (push_parm_decl): Update call to grokdeclarator.
15413 (build_compound_literal): Add parameter non_const and build a
15414 C_MAYBE_COSNT_EXPR if applicable.
15415 (grokdeclarator): Take extra parameters expr and
15416 expr_const_operands. Track expressions used in declaration
15417 specifiers and declarators. Fold array sizes and track whether
15418 they are constant expressions and whether they are integer
15419 constant expressions.
15420 (parser_xref_tag): Set expr and expr_const_operands fields in
15422 (grokfield): Update call to grokdeclarator.
15423 (start_function): Update call to grokdeclarator.
15424 (build_null_declspecs): Set expr and expr_const_operands fields in
15426 (declspecs_add_type): Handle expressions in typeof specifiers.
15427 * c-parser.c (c_parser_declspecs): Set expr and
15428 expr_const_operands fields for declaration specifiers.
15429 (c_parser_enum_specifier): Likewise.
15430 (c_parser_struct_or_union_specifier): Likewise.
15431 (c_parser_typeof_specifier): Likewise. Update call to
15432 groktypename. Fold expression as needed. Return expressions with
15433 type instead of adding statements.
15434 (c_parser_attributes): Update calls to c_parser_expr_list.
15435 (c_parser_statement_after_labels): Fold expression before passing
15436 to objc_build_throw_stmt.
15437 (c_parser_condition): Fold expression.
15438 (c_parser_asm_operands): Fold expression.
15439 (c_parser_conditional_expression): Use c_save_expr. Update call
15440 to build_conditional_expr.
15441 (c_parser_alignof_expression): Update call to groktypename.
15442 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15443 original_code. Fold expression argument of va_arg. Create
15444 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15445 argument to va_arg. Update calls to groktypename. Fold array
15446 index for offsetof. Verify that first argument to
15447 __builtin_choose_expr has integer type.
15448 (c_parser_postfix_expression_after_paren_type): Update calls to
15449 groktypename and build_compound_literal. Handle expressions with
15450 side effects in type name.
15451 (c_parser_postfix_expression_after_primary): Update call to
15452 c_parser_expr_list. Set original_code for calls to
15453 __builtin_constant_p.
15454 (c_parser_expr_list): Take extra parameter fold_p. Fold
15455 expressions if requested.
15456 (c_parser_objc_type_name): Update call to groktypename.
15457 (c_parser_objc_synchronized_statement): Fold expression.
15458 (c_parser_objc_receiver): Fold expression.
15459 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15460 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15461 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15462 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15463 (struct c_typespec): Add elements expr and expr_const_operands.
15464 (struct c_declspecs): Add elements expr and expr_const_operands.
15465 (groktypename, build_conditional_expr, build_compound_literal):
15467 (in_late_binary_op): Declare.
15468 * c-typeck.c (note_integer_operands): New function.
15469 (in_late_binary_op): New variable.
15470 (decl_constant_value_for_broken_optimization): Move to c-common.c
15471 and rename to decl_constant_value_for_optimization.
15472 (default_function_array_conversion): Do not strip nops.
15473 (default_conversion): Do not call
15474 decl_constant_value_for_broken_optimization.
15475 (build_array_ref): Do not fold result.
15476 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15477 result when operand is a VLA.
15478 (c_expr_sizeof_type): Update call to groktypename. Handle
15479 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15480 result when operand names a VLA type.
15481 (build_function_call): Update call to build_compound_literal.
15482 Only fold result for calls to __builtin_* functions. Strip
15483 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15484 the function designator.
15485 (convert_arguments): Fold arguments. Update call to
15486 convert_for_assignment.
15487 (build_unary_op): Handle increment and decrement of
15488 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15489 decrement earlier. Fold operand of increment and decrement.
15490 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15491 built for integer operand. Wrap returns that are INTEGER_CSTs
15492 without being integer constant expressions or that have integer
15493 constant operands without being INTEGER_CSTs.
15494 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15495 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15496 result is an integer constant expression or can be used in
15497 unevaluated parts of one and avoid folding and wrap as
15498 appropriate. Fold operands before possibly doing -Wsign-compare
15500 (build_compound_expr): Wrap result for C99 if operands can be used
15501 in integer constant expressions.
15502 (build_c_cast): Update call to digest_init. Do not ignore
15503 overflow from casting floating-point constants to integers. Wrap
15504 results that could be confused with integer constant expressions,
15505 null pointer constants or floating-point constants.
15506 (c_cast_expr): Update call to groktypename. Handle expressions
15507 included in type name.
15508 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15509 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15510 Update calls to convert_for_assignment.
15511 (convert_for_assignment): Take new parameter
15512 null_pointer_constant. Do not strip nops or call
15513 decl_constant_value_for_broken_optimization. Set
15514 in_late_binary_op for conversions to boolean.
15515 (store_init_value): Update call to digest_init.
15516 (digest_init): Take new parameter null_pointer_constant. Do not
15517 call decl_constant_value_for_broken_optimization. pedwarn for
15518 initializers not constant expressions. Update calls to
15519 convert_for_assignment.
15520 (constructor_nonconst): New.
15521 (struct constructor_stack): Add nonconst element.
15522 (really_start_incremental_init, push_init_level, pop_init_level):
15523 Handle constructor_nonconst and nonconst element.
15524 (set_init_index): Call constant_expression_warning for array
15526 (output_init_element): Fold value. Set constructor_nonconst as
15527 applicable. pedwarn for initializers not constant expressions.
15528 Update call to digest_init. Call constant_expression_warning
15529 where constant initializers are required.
15530 (process_init_element): Use c_save_expr.
15531 (c_finish_goto_ptr): Fold expression.
15532 (c_finish_return): Fold return value. Update call to
15533 convert_for_assignment.
15534 (c_start_case): Fold switch expression.
15535 (c_process_expr_stmt): Fold expression.
15536 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15537 ensure statement expression is not evaluated in constant expression.
15538 (build_binary_op): Track whether results are integer constant
15539 expressions or may occur in such, disable folding and wrap results
15540 as applicable. Fold operands for -Wsign-compare warnings unless
15542 (c_objc_common_truthvalue_conversion): Handle results folded to
15543 integer constants that are not integer constant expressions.
15544 * doc/extend.texi: Document when typeof operands are evaluated,
15545 that condition of __builtin_choose_expr is an integer constant
15546 expression, and more about use of __builtin_constant_p in
15549 2009-03-29 Richard Guenther <rguenther@suse.de>
15551 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15552 propagate addresses of array references.
15554 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15556 * regmove.c (perhaps_ends_bb_p): Remove.
15557 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15558 from INSN and check that the main loop stays within that basic block.
15559 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15560 (regmove_forward_pass): Split out from regmove_optimize. Use
15561 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15562 (regmove_backward_pass): Split out from regmove_optimize. Use
15563 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15564 (regmove_optimize): Simplify.
15566 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15569 * config/i386/i386.c (classify_argument): Ignore flexible array
15570 member in struct and warn ABI change.
15572 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15574 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15576 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15577 (ix86_adjust_cost): Updated.
15579 2009-03-29 Jan Hubicka <jh@suse.cz>
15581 PR middle-end/28850
15582 * tree-pass.h (pass_cleanup_eh): New function.
15583 (remove_unreachable_regions): Break code handling RTL
15584 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15585 that can not be reached by runtime.
15586 (can_be_reached_by_runtime): New function.
15587 (label_to_region_map): New function.
15588 (num_eh_regions): New function.
15589 (rtl_remove_unreachable_regions): New function.
15590 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15591 (remove_eh_region): New function.
15592 * except.h: Include sbitmap and vecprim.
15593 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15594 num_eh_regions): Declare.
15595 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15596 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15597 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15598 (tree_empty_eh_handler_p): New function.
15599 (cleanup_empty_eh): New function.
15600 (cleanup_eh): New function.
15601 (pass_cleanup_eh): New function.
15603 2009-03-29 Jan Hubicka <jh@suse.cz>
15605 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15606 for removed regions.
15608 2009-03-29 Jan Hubicka <jh@suse.cz>
15610 * except.c (dump_eh_tree): Dump all datastructures.
15612 2009-03-29 Jan Hubicka <jh@suse.cz>
15614 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15615 (duplicate_eh_regions_1): Likewise.
15616 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15617 vector; call EH verification.
15618 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15619 Be ready for region being removed.
15621 2009-03-29 Jan Hubicka <jh@suse.cz>
15623 * bitmap.c (bitmap_last_set_bit): New function.
15624 * bitmap.h (bitmap_last_set_bit): Declare.
15626 2009-03-29 David Ayers <ayers@fsfe.org>
15629 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15630 by calling objc_compare_types and surpress warnings about
15631 incompatible C pointers that are compatible ObjC pointers.
15633 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15635 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15636 call initialize_inline_failed.
15637 (initialize_inline_failed): Move it from here ...
15638 * cgraph.c (initialize_inline_failed): ... to here.
15639 (cgraph_create_edge): Call initialize_inline_failed rather than
15640 setting inline_failed directly.
15642 2009-03-29 Ben Elliston <bje@au.ibm.com>
15645 * sysv4.opt (msdata): Improve comment.
15646 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15647 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15649 2009-03-29 Ben Elliston <bje@au.ibm.com>
15652 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15653 load and store attributes.
15655 2009-03-29 Ben Elliston <bje@au.ibm.com>
15657 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15658 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15659 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15660 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15661 __builtin_infq and __builtin_huge_valq.
15663 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15665 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15667 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15668 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15670 2009-03-28 Xinliang David Li <davidxl@google.com>
15672 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15673 (do_dbg_cnt): New function.
15675 2009-03-28 Jan Hubicka <jh@suse.cz>
15677 Merge from pretty-ipa:
15679 2009-03-27 Jan Hubicka <jh@suse.cz>
15681 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15682 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15683 * passes.c (function_called_by_processed_nodes_p): New.
15684 * ipa-pure-const.c (check_call): Fix handling of operands.
15685 (analyze_function): Dump debug output for skipped bodies.
15686 (local_pure_const): Use function_called_by_processed_nodes_p.
15687 * dwarf2out.c (reference_to_unused): Use output.
15688 * passes.c (do_per_function_toporder): Likewise.
15690 2008-11-12 Jan Hubicka <jh@suse.cz>
15692 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15693 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15694 state_set_in_source enum
15695 (check_decl): Ignore memory tags; do not set fake looping flags;
15697 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15698 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15699 (check_call, analyze_function): Rewrite.
15701 (add_new_function): Update call of analyze_function.
15702 (generate_summary): Add call of analyze_function.
15703 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15704 (local_pure_const): New function.
15705 (pass_local_pure_const): New pass.
15706 * ipa-inline.c (inline_transform): Set after_inlining.
15707 * tree-eh.c (stmt_can_throw_external): New.
15708 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15709 work with aliasing built.
15710 * tree-flow.h (stmt_can_throw_external): New.
15711 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15712 and local pure/const pass in early and late optimization queue.
15714 2009-03-28 Martin Jambor <mjambor@suse.cz>
15716 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15718 (fold_binary): Allow function decl aligment consideration is the
15719 second argument is integer constant one.
15720 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15721 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15722 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15724 2009-03-28 Jan Hubicka <jh@suse.cz>
15726 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15727 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15728 * function.h (rtl_data): Add nothrow flag.
15729 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15730 set DECL_NOTHROW for AVAILABLE functions.
15732 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15734 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15735 following vector keyword has expansion starting with pixel or bool
15736 keyword, expand vector to __vector and pixel or bool to __pixel or
15740 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15741 warn_if_disallowed_function_p): Removed.
15742 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15743 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15744 warning_if_disallowed_function_p.
15745 * flags.h (warn_if_disallowed_function_p,
15746 warn_disallowed_functions): Removed.
15747 * common.opt (Wdisallowed-function-list=): Removed.
15748 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15750 2009-03-28 Richard Guenther <rguenther@suse.de>
15752 PR tree-optimization/38723
15753 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15756 2009-03-28 Jan Hubicka <jh@suse.cz>
15758 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15759 test introduced by my previous patch.
15761 2009-03-28 Richard Guenther <rguenther@suse.de>
15763 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15764 the PHIs value undefined.
15766 2009-03-28 Jan Hubicka <jh@suse.cz>
15768 * tree-pass.h (pass_fixup_cfg): New pass.
15769 * ipa-inline.c (inline_transform): Set
15770 always_inline_functions_inlined/after_inlining.
15771 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15772 (pass_fixup_cfg): New pass.
15773 * passes.c (init_optimization_passes): Add fixup_cfg.
15775 2009-03-28 Richard Guenther <rguenther@suse.de>
15777 PR tree-optimization/38458
15778 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15779 argument use the arguments copy-of value.
15781 2009-03-28 Richard Guenther <rguenther@suse.de>
15783 PR tree-optimization/38180
15784 * tree-ssa-ccp.c (get_default_value): Simplify.
15785 (likely_value): Likewise.
15786 (surely_varying_stmt_p): Properly handle VOP case.
15787 (ccp_initialize): Likewise.
15788 (ccp_fold): Handle propagating through *&.
15789 (fold_const_aggregate_ref): Also handle decls.
15791 2009-03-28 Jan Hubicka <jh@suse.cz>
15793 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15794 * cgraph.h (cgraph_node): Likewise.
15795 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15796 (cgraph_reset_node): Use process flag.
15797 (cgraph_mark_functions_to_output): Likewise.
15798 (cgraph_expand_function): Likewise.
15799 (cgraph_expand_all_functions): Likewise.
15800 (cgraph_output_in_order): Likewise.
15801 * dwarf2out.c (reference_to_unused): Likewise.
15802 * passes.c do_per_function_toporder): Likewise.
15804 2009-03-28 Jan Hubicka <jh@suse.cz>
15806 Bring from lto-branch:
15808 2008-09-03 Doug Kwan <dougkwan@google.com>
15810 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15811 enums instead of reason strings.
15812 * cgraph.c (cgraph_create_edge): Same.
15813 (cgraph_inline_failed_string): New function.
15814 * cgraph.h (cgraph_inline_failed_t): New enum type.
15815 (cgraph_inline_failed_string): New prototype.
15816 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15817 char pointer to cgraph_inline_failed_t.
15818 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15819 (cgraph_default_inline_p): Ditto.
15820 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15821 to cgraph_inline_failed_t pointer.
15822 * cif-code.def: New file.
15823 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15825 (cgraph_check_inline_limits): Change type of REASON to pointer to
15826 cgraph_inline_failed_t. Replace reason strings with enums.
15827 (cgraph_default_inline_p): Ditto.
15828 (cgraph_recursive_inlining_p): Ditto.
15829 (update_caller_keys): Change type of FAILED_REASON to
15830 cgraph_inline_failed_t.
15831 (cgraph_set_inline_failed): Change type of REASON to pointer to
15832 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15833 convert enums to strings for text output.
15834 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15835 to be of type cgraph_inline_failed_t. Replace reason strings with
15836 enums. Call cgraph_inline_failed_string to covert enums
15837 to strings for text output.
15838 (cgraph_decide_inlining): Replace reason strings with enums.
15839 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15840 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15842 * tree-inline.c (expand_call_inline): Change type of REASON
15843 to cgraph_inline_failed_t. Replace reason strings with enums.
15844 Call cgraph_inline_failed_string for text output.
15845 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15848 2009-03-28 Jan Hubicka <jh@suse.cz>
15850 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15851 cgraph_clone_node): Remove master clone handling.
15852 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15853 * cgraph.h (master_clone): Remove.
15854 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15855 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15856 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15858 2009-03-28 Jan Hubicka <jh@suse.cz>
15860 * cgraph.c (cgraph_function_body_availability): Functions declared
15861 inline are always safe to assume that it is not going to be replaced.
15863 2009-03-28 Richard Guenther <rguenther@suse.de>
15865 PR tree-optimization/38513
15866 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15867 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15868 EXC_PTR_EXPR and FILTER_EXPR.
15869 (get_ref_from_reference_ops): Likewise.
15871 2009-03-28 Richard Guenther <rguenther@suse.de>
15873 PR tree-optimization/38968
15874 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15875 Use FLOOR_MOD_EXPR to compute misalignment.
15877 2009-03-28 Richard Guenther <rguenther@suse.de>
15879 PR tree-optimization/37795
15880 * tree.h (combine_comparisons): Declare.
15881 * fold-const.c (combine_comparisons): Export.
15882 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15884 (ifcombine_iforif): Use combine_comparisons.
15886 2009-03-28 Jan Hubicka <jh@suse.cz>
15888 * tree-eh.c (inlinable_call_p): New function.
15889 (make_eh_edges): Use it.
15890 (verify_eh_edges): Use it.
15891 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15892 * except.c (reachable_next_level): Add inlinable_function argument
15893 (sjlj_find_directly_reachable_regions): Update.
15894 (add_reachable_handler): Do not set saw_any_handlers.
15895 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15896 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15897 Add new inlinable call parameter.
15898 (can_throw_internal, can_throw_external): Update.
15899 * except.h (can_throw_internal_1, can_throw_external_1,
15900 foreach_reachable_handler): Update declaration.
15902 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15904 * config/arm/t-arm-coff, config/h8300/coff.h,
15905 config/i386/i386-aout.h, config/i386/i386-coff.h,
15906 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15907 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15908 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15909 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15910 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15911 sys-types.h: Remove.
15912 * Makefile.in: Remove protoize and fixproto support and references
15914 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15915 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15917 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15918 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15919 unprotoize$(exeext).
15920 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15921 (.PHONY): Don't depend on proto.
15922 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15923 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15924 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15925 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15926 build/gen-protos.o, build/scan.o, xsys-protos.h,
15927 build/fix-header$(build_exeext), build/fix-header.o,
15928 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15929 stmp-install-fixproto): Remove.
15930 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15931 SYSCALLS.c or fixproto files.
15932 (install-common): Don't install protoize.
15933 (install-headers-tar, install-headers-cpio, install-headers-cp):
15934 Don't depend on $(STMP_FIXPROTO).
15935 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15936 install fixproto files or write out fixproto settings.
15937 (uninstall): Don't uninstall protoize.
15938 * config.gcc (use_fixproto): Remove.
15939 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15940 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15941 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15942 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15943 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15944 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15945 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15946 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15947 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15948 * config/t-vxworks (STMP_FIXPROTO): Remove.
15949 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15950 STMP_FIXPROTO): Remove.
15951 * config.in, configure: Regenerate.
15952 * crtstuff.c (gid_t, uid_t): Don't undefine.
15953 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15954 (arm-*-coff, arm-*-aout: Remove target entries.
15955 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15956 Remove mention of AIX 4.1.
15957 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15958 * doc/invoke.texi (Running Protoize): Remove.
15959 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15960 (Protoize Caveats): Remove.
15961 * tsystem.h: Update comments on headers assumed to exist.
15963 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15965 * genautomata.c: Add a new year to the copyright. Add a new
15967 (struct insn_reserv_decl): Add comments for member bypass_list.
15968 (find_bypass): Remove.
15969 (insert_bypass): New.
15970 (process_decls): Use insert_bypass.
15971 (output_internal_insn_latency_func): Output all bypasses with the
15972 same input insn in one switch case.
15974 * rtl.def (define_bypass): Describe bypass choice.
15975 * doc/md.texi (define_bypass): Ditto.
15977 2009-03-27 Richard Guenther <rguenther@suse.de>
15979 * gimplify.c (mark_addressable): Export.
15980 * tree-flow.h (mark_addressable): Declare.
15981 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15982 * tree-ssa.c (verify_phi_args): Verify that address taken
15983 variables have TREE_ADDRESSABLE set.
15985 2009-03-27 Richard Guenther <rguenther@suse.de>
15987 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15988 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15989 Do not mark decls TREE_ADDRESSABLE.
15990 (build_fold_addr_expr): Adjust.
15991 (fold_addr_expr): Remove.
15992 (fold_unary): Use build_fold_addr_expr.
15993 (fold_comparison): Likewise.
15994 (split_address_to_core_and_offset): Likewise.
15995 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15997 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15998 (gimplify_modify_expr_to_memcpy): Mark source and destination
16000 * omp-low.c (create_omp_child_function): Mark the object decl
16002 (lower_rec_input_clauses): Mark the var we take the address of
16004 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
16006 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16008 PR middle-end/39315
16009 * cfgexpand.c (expand_one_stack_var_at): Change alignment
16010 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
16012 2009-03-27 Richard Guenther <rguenther@suse.de>
16014 PR tree-optimization/39120
16015 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
16017 (handle_lhs_call): Process return constraints. Add escape
16018 constraints if necessary.
16019 (handle_const_call): Fill out return constraints. Make nested
16020 case more precise. Avoid consttmp if possible.
16021 (handle_pure_call): Fill out return constraints. Avoid
16022 callused if possible.
16023 (find_func_aliases): Simplify call handling.
16025 2009-03-27 Richard Guenther <rguenther@suse.de>
16027 PR tree-optimization/39120
16028 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
16029 as a representative.
16030 (solve_graph): Do propagate CALLUSED.
16031 (handle_pure_call): Use a scalar constraint from CALLUSED for
16033 (find_what_p_points_to): CALLUSED shall not appear in poins-to
16036 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16039 * c-common.c (handle_aligned_attribute): Properly check alignment
16040 overflow. Use (1U << i) instead of (1 << i).
16042 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
16044 * expr.h (get_mem_align_offset): Updated.
16046 * tree.h (tree_decl_common): Change align to "unsigned int" and
16047 move it before pointer_alias_set.
16049 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16050 Jakub Jelinek <jakub@redhat.com>
16053 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
16054 gr_register_operand with gr_reg_or_0_operand.
16055 (cmpxchg_rel_di): Likewise.
16056 (sync_lock_test_and_set<mode>): Likewise.
16058 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16060 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
16061 (true_regnum): Likewise.
16063 * rtlanal.c (subreg_info): Moved to ...
16064 * rtl.h (subreg_info): Here. New.
16065 (subreg_get_info): New.
16067 * rtlanal.c (subreg_get_info): Make it extern.
16069 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16072 * config/i386/i386.c (ix86_abi): New.
16073 (override_options): Handle -mabi=.
16074 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
16075 (ix86_call_abi_override): Likewise.
16076 (init_cumulative_args): Likewise.
16077 (function_arg_advance): Likewise.
16078 (function_arg_64): Likewise.
16079 (function_arg): Likewise.
16080 (ix86_pass_by_reference): Likewise.
16081 (ix86_function_value_regno_p): Likewise.
16082 (ix86_build_builtin_va_list_abi): Likewise.
16083 (setup_incoming_varargs_64): Likewise.
16084 (is_va_list_char_pointer): Likewise.
16085 (ix86_init_machine_status): Likewise.
16086 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
16087 (ix86_function_type_abi): Return enum calling_abi. Rewrite
16088 for 64bit. Replace DEFAULT_ABI with ix86_abi.
16089 (ix86_function_abi): Make it static and return enum calling_abi.
16090 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
16092 (ix86_fn_abi_va_list): Updated.
16094 * config/i386/i386.h (ix86_abi): New.
16095 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
16096 (CONDITIONAL_REGISTER_USAGE): Likewise.
16097 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
16098 (machine_function): Likewise.
16100 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
16102 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
16103 (STACK_BOUNDARY): Likewise.
16104 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
16106 * config/i386/i386.opt (mabi=): New.
16108 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
16109 return enum calling_abi.
16110 (ix86_function_type_abi): Likewise.
16111 (ix86_function_abi): Removed.
16113 * doc/invoke.texi: Document -mabi= option for x86.
16115 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16117 * builtins.c (real_dconstp): Delete.
16118 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
16120 2009-03-27 Dodji Seketeli <dodji@redhat.com>
16121 Jakub Jelinek <jakub@redhat.com>
16124 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
16125 (gen_subprogram_die): When a function is explicit, generate the
16126 DW_AT_explicit attribute.
16127 * langhooks.h (struct lang_hooks_for_decls): Add
16128 function_decl_explicit_p langhook.
16129 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
16130 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
16132 2009-03-27 Jakub Jelinek <jakub@redhat.com>
16134 * builtins.c (fold_builtin_memory_op): Optimize memmove
16135 into memcpy if we can prove source and destination don't overlap.
16137 * tree-inline.c: Include gt-tree-inline.h.
16138 (clone_fn_id_num): New variable.
16139 (clone_function_name): New function.
16140 (tree_function_versioning): Use it.
16141 * Makefile.in (GTFILES): Add tree-inline.c.
16143 2009-03-27 Mark Mitchell <mark@codesourcery.com>
16145 * BASE-VER: Change to 4.5.0.
16147 2009-03-27 Xinliang David Li <davidxl@google.com>
16149 PR tree-optimization/39557
16150 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
16152 2009-03-27 Xinliang David Li <davidxl@google.com>
16154 PR tree-optimization/39548
16155 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
16158 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16160 * c-common.c (pointer_int_sum): Use %wd on return from
16163 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16165 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
16166 on return from tree_low_cst.
16168 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
16171 * ginclude/stdarg.h (va_copy): Define also for
16172 __GXX_EXPERIMENTAL_CXX0X__.
16174 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16177 * builtins.h (c_strlen): Do not warn here.
16178 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16179 * c-common.c (pointer_int_sum): Take an explicit location.
16180 Warn about offsets out of bounds.
16181 * c-common.h (pointer_int_sum): Adjust declaration.
16183 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16185 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
16188 2009-03-26 Jakub Jelinek <jakub@redhat.com>
16191 * opts.c (warn_if_disallowed_function_p): Don't assume
16192 get_callee_fndecl must return non-NULL.
16194 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16196 PR rtl-optimization/39522
16197 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16198 when reg_reloaded_valid is set.
16200 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16202 * config/spu/divv2df3.c: New file.
16203 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
16204 (DPBIT_FUNCS): Filter out _div_df.
16206 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
16208 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
16209 a jump insn, count that jump in the distance to the loop start.
16211 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16214 * config/sh/sh.c (calc_live_regs): Fix condition for global
16215 registers except PIC_OFFSET_TABLE_REGNUM.
16217 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16220 * doc/invoke.texi (-mconsole): New.
16222 (-mno-cygwin): New.
16224 (-mnop-fun-dllimport): New.
16228 (sub section "i386 and x86-64 Windows Options"): New.
16230 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16232 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16233 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16235 2009-03-25 Richard Guenther <rguenther@suse.de>
16237 PR middle-end/39497
16238 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16241 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16243 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16244 neither of haifa/selective schedulers are working.
16246 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16248 * doc/invoke.texi (Debugging Options): Fix description of
16249 -fno-merge-debug-strings.
16251 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16253 * config/cris/libgcc.ver: New version-script.
16254 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16256 * configure.ac <GAS features, nop mnemonic>: Add pattern
16257 crisv32-*-* for "nop".
16258 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16259 * configure: Regenerate.
16261 2009-03-24 Ira Rosen <irar@il.ibm.com>
16263 PR tree-optimization/39529
16264 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16265 mark_sym_for_renaming for the tag copied to the new vector
16268 2009-03-24 Arthur Loiret <aloiret@debian.org>
16270 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
16271 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
16272 EXTRA_SPEC_FUNCTIONS.
16273 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
16274 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
16275 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
16276 -march and -mtune options.
16278 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
16280 * config/m68k/t-rtems: Add m5329 multilib.
16282 2009-03-24 Dodji Seketeli <dodji@redhat.com>
16283 Jakub Jelinek <jakub@redhat.com>
16286 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
16289 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16292 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
16293 instead of c_parser_expression_conv, if original_code isn't one of the
16294 4 allowed comparison codes, fail.
16296 2009-03-23 Richard Guenther <rguenther@suse.de>
16298 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
16299 * tree.h (struct tree_type): Likewise.
16300 * reload.h (struct insn_chain): Likewise.
16301 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
16302 * function.h (struct function): Likewise.
16303 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
16305 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16307 PR tree-optimization/39516
16308 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
16310 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
16312 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
16313 should be set true if BITS_PER_WORD of target is bigger than 32
16315 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
16317 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
16318 Translate -B-options to -rpath-link. Correct existing
16319 rpath-link and conditionalize on !nostdlib.
16321 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16323 * doc/extend.texi (Function Attributes, Variable Attributes):
16325 * doc/invoke.texi (Debugging Options, Optimize Options)
16326 (i386 and x86-64 Options, MCore Options): Likewise.
16328 2009-03-20 Jakub Jelinek <jakub@redhat.com>
16331 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
16332 it for block local namespace aliases.
16333 (gen_decl_die): Pass context_die to gen_namespace_die.
16335 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16338 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
16339 minimum or maximum value.
16341 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
16343 * reginfo.c (globalize_reg): Recompute derived reg sets.
16345 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
16348 * libgcc2.c (mprotect): Do not use signed arguments for
16349 VirtualProtect, use DWORD arguments. Also fix the 'may
16350 be used uninitialized' warning for the np variable.
16352 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16355 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
16356 functions using regparm calling conventions when not optimizing.
16357 (ix86_function_sseregparm): Similarly for sseregparm calling
16360 2009-03-19 Li Feng <nemokingdom@gmail.com>
16362 PR middle-end/39500
16363 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
16364 dependence if the first conflict is after niter iterations.
16366 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
16368 PR middle-end/38609
16369 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
16370 functions with dynamic stack-pointer adjustments.
16372 2009-03-19 Ben Elliston <bje@au.ibm.com>
16374 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
16375 option; change to -msdata=data.
16377 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16379 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
16382 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
16385 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
16387 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
16389 * doc/invoke.texi (Code Gen Options): Expand discussion of
16392 2009-03-18 Jakub Jelinek <jakub@redhat.com>
16394 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
16395 * matrix-reorg.c (struct matrix_info): Likewise.
16396 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
16397 * rtl.h (struct mem_attrs): Likewise.
16398 * df.h (struct df): Likewise.
16399 * tree-data-ref.h (struct data_dependence_relation): Likewise.
16400 * ira-int.h (struct ira_allocno): Likewise.
16401 * df-scan.c (struct df_collection_rec): Likewise.
16402 * ira.c (struct equivalence): Likewise.
16403 * function.c (struct temp_slot): Likewise.
16404 * cfgloop.h (struct loop): Likewise.
16407 * function.c (use_register_for_decl): When not optimizing, disregard
16408 register keyword for variables with types containing methods.
16410 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
16412 PR middle-end/39447
16413 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
16414 (is_simple_operand): Call contains_component_ref_p before calling data
16415 reference analysis that would fail on COMPONENT_REFs.
16417 * tree-vrp.c (search_for_addr_array): Fix formatting.
16419 2009-03-18 Richard Guenther <rguenther@suse.de>
16421 * tree-vect-transform.c (vect_loop_versioning): Fold the
16422 generated comparisons.
16423 * tree-vectorizer.c (set_prologue_iterations): Likewise.
16424 (slpeel_tree_peel_loop_to_edge): Likewise.
16426 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16428 PR middle-end/37805
16429 * opts.c (print_specific_help): In addition to `undocumented',
16430 accept `separate' and `joined' flags if passed alone. Describe
16431 output by the first matched one of those.
16432 (common_handle_option): Skip over empty strings.
16433 * gcc.c (display_help): Fix help string for `--help='.
16434 * doc/invoke.texi (Option Summary, Overall Options): With
16435 `--help=', classes and qualifiers can both be repeated, but
16436 only the latter can be negated. One should not pass only
16437 negated qualifiers. Fix markup and examples.
16440 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16441 PR middle-end/37805
16442 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16443 and -fhelp=separate.
16445 2009-03-17 Jing Yu <jingyu@google.com>
16447 PR middle-end/39378
16448 * function.h (struct rtl_data): Move is_thunk from here...
16449 (struct function): ...to here.
16450 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16451 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16453 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16455 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16456 (alpha_output_function_end_prologue): Likewise.
16457 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16458 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16459 (rs6000_output_function_epilogue): Likewise.
16460 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16462 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16465 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16466 from different units in a single alternative.
16467 (*truncdfsf_i387): Ditto.
16468 (*truncxfsf2_mixed): Ditto.
16469 (*truncxfdf2_mixed): Ditto.
16471 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16473 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16474 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16477 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16478 unused non-artificial variables when not optimizing.
16481 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16482 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16483 NAMESPACE_DECL in its DECL_INITIAL.
16485 PR middle-end/39443
16486 * optabs.c (set_user_assembler_libfunc): New function.
16487 * expr.h (set_user_assembler_libfunc): New prototype.
16488 * c-common.c: Include libfuncs.h.
16489 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16490 for memcmp, memset, memcpy, memmove and abort.
16491 * Makefile.in (c-common.o): Depend on libfuncs.h.
16494 * dwarf2out.c (gen_inlined_enumeration_type_die,
16495 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16496 gen_tagged_type_instantiation_die): Removed.
16497 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16500 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16503 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16505 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16506 (check-parallel-%): Ditto.
16507 (check-consistency): Ditto.
16509 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16511 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16512 local variable rhs by NULL_TREE.
16514 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16517 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16519 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16522 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16524 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16527 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16528 for ms->sysv ABI calls only in 64bit mode.
16530 * config/i386/i386.md (untyped_call): Support 32bit.
16532 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16534 * doc/extend.texi: Replace x86_65 with x86_64.
16536 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16538 PR tree-optimization/39455
16539 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16540 mismatches for POINTER_TYPE_P (type).
16541 (number_of_iterations_le): Likewise.
16543 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16545 * config/picochip/picochip.c: Removed profiling support.
16546 * config/picochip/picochip.md: Removed profiling instruction.
16547 * config/picochip/picochip.h: Removed profiling builtin.
16549 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16551 * doc/install.texi (--with-host-libstdcxx): Document.
16553 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16556 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16557 generate a warning if the function name does not begin with
16558 "__vector" and the function has either the 'signal' or 'interrupt'
16559 attribute, from here to ...
16560 (avr_declare_function_name): ...here. New function.
16561 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16562 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16564 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16567 * cse.c (fold_rtx): Don't modify original const_arg1 when
16568 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16569 separate variable instead.
16570 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16571 from out of range shift counts.
16572 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16574 2009-03-13 Catherine Moore <clm@codesourcery.com>
16576 * config/i386/x-mingw32 (host-mingw32.o): Replace
16577 diagnostic.h with $(DIAGNOSTIC_H).
16579 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16582 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16584 * config/i386/sync.md (sync_compare_and_swap<mode>,
16585 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16586 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16588 (sync_double_compare_and_swapdi_pic,
16589 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16590 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16592 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16595 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16597 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16600 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16601 (avx_addsubv4df3): Likewise.
16602 (*avx_addsubv4sf3): Likewise.
16603 (sse3_addsubv4sf3): Likewise.
16605 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16608 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16610 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16613 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16614 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16615 registers for allocnos created from user-defined variables.
16617 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16620 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16621 of non-integer mode as well.
16623 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16625 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16626 for functions for which the parameter types are unknown.
16628 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16631 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16632 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16633 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16634 * config/i386/i386.c (ix86_local_alignment): For
16635 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16636 long long variables on the stack to avoid dynamic realignment.
16637 Allow the first argument to be a decl rather than type.
16638 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16640 2009-03-11 Nick Clifton <nickc@redhat.com>
16643 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16645 Add description to mno-lsim option.
16646 * config/mcore/mcore.h: Remove comment about deprecated m4align
16648 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16649 * doc/invoke.texi: Add description of mno-lsim and
16650 mstack-increment options.
16652 * config/fr30/fr30.opt: Document the -mno-lsim option.
16653 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16654 and -mno-lsim options.
16656 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16658 * fold-const.c (fold_comparison): Only call fold_inf_compare
16659 if the mode supports infinities.
16661 2009-03-11 Jason Merrill <jason@redhat.com>
16664 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16665 end already did. Notice GIMPLE_CALL modifications of the result.
16666 Don't copy debug information from an ignored decl or a decl from
16669 2009-03-10 Richard Guenther <rguenther@suse.de>
16670 Nathan Froyd <froydnj@codesourcery.com>
16672 PR middle-end/37850
16673 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16674 (__divMODE3): Likewise.
16676 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16678 PR tree-optimization/39394
16679 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16680 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16682 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16684 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16685 inline asms for register asm ("") declarations.
16687 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16689 * fold-const.c (fold_unary): Fix comment.
16691 2009-03-07 Jan Hubicka <jh@suse.cz>
16694 * tree-inline.c (setup_one_parameter): Do replacement of const
16695 argument by constant in SSA form.
16697 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16699 PR middle-end/38028
16700 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16701 determine alignment passed to assign_stack_local.
16702 (assign_parms_unsplit_complex): Likewise.
16703 * except.c (sjlj_build_landing_pads): Likewise.
16705 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16707 PR middle-end/39360
16708 * tree-flow.h (add_referenced_var): Return bool instead of void.
16709 * tree-dfa.c (add_referenced_var): Return result of
16710 referenced_var_check_and_insert call.
16711 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16712 of referenced_var_check_and_insert.
16715 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16716 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16717 DIE, don't emit it if abstract origin already has it.
16718 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16719 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16721 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16723 * genpreds.c (needs_variable): Fix parentheses at variable name
16725 (write_tm_constrs_h): Indent generated code.
16727 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16729 * doc/extend.texi (Function Attributes): Add documentation
16730 for isr attributes.
16732 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16735 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16736 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16738 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16740 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16743 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16746 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16747 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16749 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16751 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16752 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16753 constants instead of magic numbers.
16754 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16756 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16757 (x86_64_ms_abi_int_parameter_registers): Ditto.
16758 (x86_64_int_return_registers): Ditto.
16759 (ix86_maybe_switch_abi): Ditto.
16760 (ix86_expand_call): Ditto for clobbered_registers array.
16761 (ix86_hard_regno_mode_ok): Ditto.
16762 (x86_extended_QIreg_mentioned_p): Ditto.
16764 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16766 PR tree-optimization/39349
16767 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16769 * combine.c (gen_lowpart_for_combine): Use omode when generating
16772 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16774 PR rtl-optimization/39235
16775 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16777 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16779 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16781 2009-03-04 Richard Guenther <rguenther@suse.de>
16783 PR tree-optimization/39362
16784 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16785 that occur in abnormal PHIs should be varying.
16787 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16789 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16791 (simple_iv): Take loop as an argument instead of statement.
16792 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16793 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16795 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16797 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16798 * matrix-reorg.c (analyze_transpose): Ditto.
16799 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16800 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16801 * tree-predcom.c (ref_at_iteration): Ditto.
16802 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16804 2009-03-04 Richard Guenther <rguenther@suse.de>
16806 PR tree-optimization/39358
16807 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16808 escaped_id and callused_id.
16809 (solve_graph): Likewise.
16811 2009-03-04 Richard Guenther <rguenther@suse.de>
16813 PR tree-optimization/39339
16814 * tree-sra.c (try_instantiate_multiple_fields): Make it
16815 no longer ICE on the above.
16817 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16819 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16820 that fits within Pmode.
16822 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16824 PR middle-end/10109
16825 * tm.texi (LIBCALL_VALUE): Update description.
16827 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16829 PR middle-end/34443
16830 * doc/extend.texi (section): Update description.
16832 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16834 PR middle-end/39345
16835 * tree-inline.c (remapped_type): New.
16836 (can_be_nonlocal): Call remapped_type instead of remap_type.
16838 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16841 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16842 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16844 2009-03-03 Richard Guenther <rguenther@suse.de>
16846 PR middle-end/39272
16847 * tree.c (tree_nonartificial_location): New function.
16848 * tree.h (tree_nonartificial_location): Declare.
16849 * builtins.c (expand_builtin_memory_chk): Provide location
16850 of the call location for artificial function pieces.
16851 (maybe_emit_chk_warning): Likewise.
16852 (maybe_emit_sprintf_chk_warning): Likewise.
16853 (maybe_emit_free_warning): Likewise.
16854 * expr.c (expand_expr_real_1): Likewise.
16856 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16858 PR tree-optimization/39343
16859 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16860 COMPONENT_REF t has ARRAY_TYPE.
16862 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16864 PR middle-end/39335
16865 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16866 when the type precision of the induction variable should be
16867 larger than the type precision of nit.
16868 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16869 * graphite.c (graphite_loop_normal_form): Same.
16870 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16872 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16874 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16875 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16876 numbers to describe clobbered registers.
16877 (*call_value_0_rex64_ms_sysv): Ditto.
16878 * config/i386/mmx.md (mmx_emms): Ditto.
16879 (mmx_femms): Ditto.
16881 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16883 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16886 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16888 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16889 (spu_section_type_flags): New function.
16891 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16893 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16894 reg_class_contents of FLOAT_REGS into a temporary.
16896 2009-03-02 Richard Guenther <rguenther@suse.de>
16897 Ira Rosen <irar@il.ibm.com>
16899 PR tree-optimization/39318
16900 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16901 information to the vectorized statement.
16903 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16905 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16906 variable. Use defined names instead of magic constants for REX SSE
16909 2009-03-01 Richard Guenther <rguenther@suse.de>
16911 PR tree-optimization/39331
16912 * omp-low.c (lower_send_shared_vars): Do not receive new
16913 values for the reference of DECL_BY_REFERENCE parms or results.
16915 2009-03-01 Jan Hubicka <jh@suse.cz>
16918 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16919 BLOCK_NONLOCALIZED_VAR): New macros.
16920 (tree_block): Add nonlocalized_vars.
16921 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16922 gen_decl_die): Add origin argument. Allow generation of die with
16923 origin at hand only.
16924 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16925 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16927 (gen_block_die): Fix checking for unused blocks.
16928 (process_scope_var): Break out from .... ; work with origins only.
16929 (decls_for_scope) ... here; process nonlocalized list.
16930 (dwarf2out_ignore_block): Look for nonlocalized vars.
16931 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16933 (dump_scope_block): Dump them.
16934 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16935 (remap_block): Likewise.
16936 (can_be_nonlocal): New predicate.
16937 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16939 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16941 * configure: Regenerate.
16943 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16945 * optc-gen.awk: No need to duplicate option flags twice.
16946 Reuse help texts for duplicate options which do not have any.
16948 * gcc.c (display_help): Document --version.
16950 * gcc.c (main): If print_help_list and verbose_flag, ensure
16951 driver output comes before subprocess output.
16953 * optc-gen.awk: Assign all remaining fields to help string,
16954 space-separated, for multi-line help in *.opt.
16956 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16957 -Wno-pedantic-ms-format is for MinGW targets only.
16959 * doc/options.texi (Option file format): Fix bad indentation,
16960 restoring dropped sentence.
16962 2009-02-28 Jan Hubicka <jh@suse.cz>
16964 * tree-inline.c (tree_function_versioning): Output debug info.
16966 2009-02-28 Jan Hubicka <jh@suse.cz>
16969 * tree-inline.c (setup_one_parameter): Do not copy propagate
16970 arguments when not optimizing.
16972 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16975 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16976 (avx_addsubv4df3): Likewise.
16977 (*avx_addsubv4sf3): Likewise.
16978 (sse3_addsubv4sf3): Likewise.
16979 (*avx_addsubv2df3): Likewise.
16980 (sse3_addsubv2df3): Likewise.
16981 (avx_unpckhps256): Correct item selectors.
16982 (avx_unpcklps256): Likewise.
16983 (avx_unpckhpd256): Likewise.
16984 (avx_unpcklpd256): Likewise.
16986 2009-02-28 Jan Hubicka <jh@suse.cz>
16988 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16990 (copy_arguments_for_versioning): If var is declared don't declare it.
16991 (tree_function_versioning): First setup substitutions and then copy
16994 2009-02-27 Jan Hubicka <jh@suse.cz>
16997 * cgraph.h (varpool_output_debug_info): Remove.
16998 * cgraphunit.c (varpool_output_debug_info): Remove.
16999 * dwarf2out.c (deferred_locations_struct): New struct
17000 (deferred_locations): New type.
17001 (deferred_locations_list): New static var.
17002 (deffer_location): New function.
17003 (gen_variable_die): Use it.
17004 (decls_for_scope): Output info on local static vars.
17005 (dwarf2out_finish): Process deferred locations.
17006 * varpool.c (varpool_output_debug_info): Remove.
17008 2009-02-27 Jan Hubicka <jh@suse.cz>
17011 * tree.h (TREE_PROTECTED): Fix comment.
17012 (BLOCK_HANDLER_BLOCK): Remove.
17013 (struct tree_block): Remove handler_block add body_block.
17014 (inlined_function_outer_scope_p): New.
17015 (is_body_block): Remove.
17016 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
17017 * dwarf2out.c (is_inlined_entry_point): Remove.
17018 (add_high_low_attributes): Use inlined_function_outer_scope_p.
17019 (gen_block_die): Use is_inlined_entry_point check. Remove body block
17021 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
17022 * gimplify.c (gimplify_expr): Gimplify body blocks.
17023 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
17024 block with multiple subblocks.
17025 (dump_scope_block): Prettier output; dump more flags and info.
17026 (dump_scope_blocks): New.
17027 (remove_unused_locals): Use dump_scope_blocks.
17028 * tree-flow.h (dump_scope_blocks): Declare.
17029 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
17030 * stmt.c (is_body_block): Remove.
17031 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
17032 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
17034 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
17036 PR middle-end/39308
17037 * graphite.c (graphite_loop_normal_form): Do not call
17038 number_of_iterations_exit from a gcc_assert.
17040 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17042 * config/s390/s390.c (s390_swap_cmp): Look for conditional
17043 jumps if COND is NULL.
17044 (find_cond_jump): New function.
17045 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
17046 * config/s390/s390.md: Remove z10_cobra attribute value.
17048 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
17050 * config/alpha/alpha.h (alpha_expand_mov): Return false if
17051 force_const_mem returns NULL_RTX.
17053 2009-02-26 Jan Hubicka <jh@suse.cz>
17056 * cgraph.h (varpool_output_debug_info): Remove.
17057 * cgraphunit.c (varpool_output_debug_info): Remove.
17058 * dwarf2out.c (deferred_locations_struct): New struct
17059 (deferred_locations): New type.
17060 (deferred_locations_list): New static var.
17061 (deffer_location): New function.
17062 (gen_variable_die): Use it.
17063 (decls_for_scope): Output info on local static vars.
17064 (dwarf2out_finish): Process deferred locations.
17065 * varpool.c (varpool_output_debug_info): Remove.
17067 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
17069 PR rtl-optimization/39241
17070 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
17071 to subreg_offset_representable_p.
17073 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17075 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
17076 execute function prototype. Get f and nregs from max_reg_num
17077 and get_insns. Remove the first backward pass as it's dead,
17078 guard the forward pass by flag_expensive_optimizations.
17079 (rest_of_handle_regmove): Delete.
17080 (pass_regmove): Replace it with regmove_optimize.
17082 2009-02-25 Martin Jambor <mjambor@suse.cz>
17084 PR tree-optimization/39259
17085 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
17086 calls_alloca function flags.
17087 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
17088 calls are detected.
17090 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17092 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
17093 flags_set_1_rtx, flags_set_1_set): Delete.
17094 (regmove_optimize): Do not call mark_flags_life_zones.
17096 2009-02-24 Julian Brown <julian@codesourcery.com>
17099 * config/arm/arm.c (require_pic_register): Only set
17100 cfun->machine->pic_reg once per function.
17102 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
17104 * doc/invoke.texi (Link Options): Document an easier way to pass
17105 options that take arguments to the GNU linker using -Xlinker and -Wl.
17107 2009-02-24 Steve Ellcey <sje@cup.hp.com>
17110 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
17112 2009-02-24 Richard Guenther <rguenther@suse.de>
17115 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
17117 2009-02-24 Richard Guenther <rguenther@suse.de>
17118 Zdenek Dvorak <ook@ucw.cz>
17120 PR tree-optimization/39233
17121 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
17122 from converting them to a generic type.
17124 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
17126 PR tree-optimization/39260
17127 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
17128 contains a condition with a real type.
17129 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
17131 2009-02-23 Jason Merrill <jason@redhat.com>
17134 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
17135 narrowing_initializer_constant_valid_p.
17136 (narrowing_initializer_constant_valid_p): Don't return
17137 null_pointer_node for adding a pointer to itself.
17139 2009-02-23 Jan Hubicka <jh@suse.cz>
17142 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
17145 2009-02-23 Jan Hubicka <jh@suse.cz>
17147 PR tree-optimization/37709
17148 * tree.c (block_ultimate_origin): Move here from dwarf2out.
17149 * tree.h (block_ultimate_origin): Declare.
17150 * dwarf2out.c (block_ultimate_origin): Move to tree.c
17151 * tree-ssa-live.c (remove_unused_scope_block_p):
17152 Eliminate blocks containig no instructions nor live variables nor
17154 (dump_scope_block): New function.
17155 (remove_unused_locals): Enable removal of dead blocks by default;
17156 enable dumping at TDF_DETAILS.
17158 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17160 * config/i386/i386.c (classify_argument): Don't allow COImode
17162 (function_arg_advance_32): Don't allow OImode.
17163 (function_arg_32): Likewise.
17164 (function_value_32): Likewise.
17165 (return_in_memory_32): Likewise.
17166 (function_arg_64): Remove OImode comment.
17168 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17171 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17172 ix86_expand_vector_set for V4DImode in 64bit mode only.
17173 (ix86_expand_vector_init_one_var): Likewise.
17175 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
17177 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
17179 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17182 * loop-iv.c: Revert last change.
17183 * emit-rtl.c: Likewise.
17185 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17188 * config/i386/i386.c (type_natural_mode): Remove an extra
17189 space in the warning message.
17190 (function_value_32): Handle 32-byte vector modes.
17191 (return_in_memory_32): Likewise.
17193 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17195 * loop-iv.c (truncate_value): New function.
17196 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17198 (lowpart_subreg): Move to...
17199 * emit-rtl.c: ...here.
17201 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
17203 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
17204 accidental and undocumented change at revision 140860.
17206 2009-02-21 Joseph Myers <joseph@codesourcery.com>
17208 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
17209 take gimple_seq * arguments.
17210 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
17211 types_compatible_p langhook.
17213 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17214 Joseph Myers <joseph@codesourcery.com>
17216 * config/arm/arm.c (arm_builtin_va_list): New function.
17217 (arm_expand_builtin_va_start): Likewise.
17218 (arm_gimplify_va_arg_expr): Likewise.
17219 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17220 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17221 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17222 (va_list_type): New variable.
17223 (arm_mangle_type): Mangle va_list_type appropriately.
17225 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17227 PR middle-end/39157
17228 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17229 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17230 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17231 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17232 parameter to 1000 for -O1 by default.
17233 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17235 * loop-invariant.c: Include params.h.
17236 (move_loop_invariants): Don't call move_single_loop_invariants on
17239 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17241 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17242 offset when calculating bounds for indexing stack_usage_map. Fixes
17243 a buffer overflow with certain target setups.
17245 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17248 * calls.c (expand_call): Clear try_tail_call if caller and callee
17249 disagree in promotion of function return value.
17251 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17254 * c-common.c (c_determine_visibility): If visibility changed and
17255 DECL_RTL has been already set, call make_decl_rtl to update symbol
17258 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17261 * varasm.c (assemble_variable): Don't check DECL_NAME when
17262 globalizing a variable.
17264 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17267 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17268 expression before any __builtin_trap call.
17269 * c-typeck.c (build_function_call): Convert and check function
17270 arguments before generating a call to a trap. Evaluate the
17271 function arguments before the trap.
17273 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
17276 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
17277 (UNSPEC_FXAM_MEM): New unspec.
17278 (fxam<mode>2_i387_with_temp): New insn and split pattern.
17279 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
17280 memory using fxam<mode>2_i387_with_temp to remove excess precision.
17282 2009-02-19 Richard Guenther <rguenther@suse.de>
17284 PR tree-optimization/39207
17285 PR tree-optimization/39074
17286 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
17287 storedanything_tree): New.
17288 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
17289 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
17290 (build_succ_graph): Add edges from STOREDANYTHING to all
17292 (init_base_vars): Initialize STOREDANYTHING.
17293 (compute_points_to_sets): Free substitution info after
17294 building the succ graph.
17295 (ipa_pta_execute): Likewise.
17297 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
17299 (do_ds_constraint): Do not add to special var or non-pointer
17301 (type_could_have_pointers): Split out from ...
17302 (could_have_pointers): ... here. For arrays use the element type.
17303 (create_variable_info_for): Initialize may_have_pointers.
17304 (new_var_info): Likewise.
17305 (handle_lhs_call): Make the HEAP variable unknown-sized.
17306 (intra_create_variable_infos): Use a type with pointers for
17307 PARM_NOALIAS, make it unknown-sized.
17309 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
17312 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
17314 2009-02-18 Jason Merrill <jason@redhat.com>
17317 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
17318 value if DECL_EXTERNAL.
17319 * tree-sra.c (sra_walk_gimple_assign): Likewise.
17320 * target.h (gcc_target::binds_local_p): Clarify "module".
17321 * tree.h (TREE_PUBLIC): Clarify "module".
17323 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
17326 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
17327 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
17329 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
17332 * c.opt (Wabi): Support C and ObjC.
17335 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
17337 * config/i386/i386.c (classify_argument): Warn once about the ABI
17338 change when passing union with long double.
17340 * doc/invoke.texi: Update -Wabi for warning psABI changes.
17342 2009-02-18 Joseph Myers <joseph@codesourcery.com>
17345 * c-parser.c (c_parser_compound_statement): Always enter and leave
17348 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17351 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
17353 2009-02-18 Jakub Jelinek <jakub@redhat.com>
17355 PR tree-optimization/36922
17356 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
17357 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
17360 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17362 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
17365 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17367 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
17369 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17371 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
17374 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
17375 Richard Sandiford <rdsandiford@googlemail.com>
17377 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
17378 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
17379 (loongson_biadd): ...this.
17381 2009-02-17 Richard Guenther <rguenther@suse.de>
17383 PR tree-optimization/39202
17384 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
17385 a var make sure to follow existing collapses.
17387 2009-02-17 Richard Guenther <rguenther@suse.de>
17389 PR middle-end/39214
17390 * langhooks.c (lhd_print_error_function): Check for NULL block.
17392 2009-02-17 Richard Guenther <rguenther@suse.de>
17394 PR tree-optimization/39204
17395 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
17398 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
17400 * config/soft-fp/double.h: Update from glibc CVS.
17402 2009-02-17 Richard Guenther <rguenther@suse.de>
17404 PR tree-optimization/39207
17405 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
17406 strict-aliasing warnings for pointers pointing to NULL.
17408 2009-02-16 Joseph Myers <joseph@codesourcery.com>
17411 * c-parser.c (c_parser_braced_init): Call pop_init_level when
17412 skipping until next close brace.
17414 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
17417 * config/i386/i386.c (ix86_expand_push): Set memory alignment
17418 to function argument boundary.
17420 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17422 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
17423 in the lea_add. Reload eventually constraints it properly.
17424 * config/picochip/constraints.md: Remove the target constraint
17425 "b", since it is not needed anymore.
17427 2009-02-16 Jakub Jelinek <jakub@redhat.com>
17429 * gthr-dce.h: Uglify function parameter and local variable names.
17430 * gthr-gnat.h: Likewise.
17431 * gthr-mipssde.h: Likewise.
17432 * gthr-nks.h: Likewise.
17433 * gthr-posix95.h: Likewise.
17434 * gthr-posix.h: Likewise.
17435 * gthr-rtems.h: Likewise.
17436 * gthr-single.h: Likewise.
17437 * gthr-solaris.h: Likewise.
17438 * gthr-tpf.h: Likewise.
17439 * gthr-vxworks.h: Likewise.
17440 * gthr-win32.h: Likewise.
17442 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17445 * config/i386/i386.md: Restrict the new peephole2 to move
17446 between MMX/SSE registers.
17448 2009-02-15 Richard Guenther <rguenther@suse.de>
17451 2009-02-13 Richard Guenther <rguenther@suse.de>
17453 * configure.ac: Enable LFS.
17454 * configure: Re-generate.
17455 * config.in: Likewise.
17457 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17459 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17460 spu_srqwbyte, spu_srqwbytebc): Define.
17461 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17462 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17463 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17464 "shrqby_<mode>"): New insn-and-split patterns.
17465 * config/spu/spu.c (expand_builtin_args): Determine and return
17466 number of operands using spu_builtin_description data.
17467 (spu_expand_builtin_1): Use it.
17469 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17472 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17475 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17478 * config/i386/i386.c (override_options): Correct warning
17479 messages for -malign-loops, -malign-jumps and -malign-functions.
17481 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17484 * config/i386/i386.md: Restrict the new peephole2 to move
17485 between the general purpose registers.
17487 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17490 * config/i386/i386.c (type_natural_mode): Add a new argument.
17491 Return the original mode and warn ABI change if vector size is 32byte.
17492 (function_arg_advance): Updated.
17493 (function_arg): Likewise.
17494 (ix86_function_value): Likewise.
17495 (ix86_return_in_memory): Likewise.
17496 (ix86_sol10_return_in_memory): Likewise.
17497 (ix86_gimplify_va_arg): Likewise.
17498 (function_arg_32): Don't warn ABX ABI change here.
17499 (function_arg_64): Likewise.
17501 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17503 * loop-iv.c (implies_p): In the final case, test that operands 0
17504 of the two comparisons match.
17506 * config/bfin/bfin.c (find_prev_insn_start): New function.
17507 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17508 (find_next_insn_start): Move.
17510 2009-02-13 Richard Guenther <rguenther@suse.de>
17512 * configure.ac: Enable LFS.
17513 * configure: Re-generate.
17514 * config.in: Likewise.
17516 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17519 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17520 sizes on syntax error after some arguments have been parsed.
17522 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17524 * doc/invoke.texi (-fira): Remove.
17526 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17528 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17529 * recog.c: Likewise.
17532 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17534 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17535 (umul_ppmm): Likewise.
17536 (count_leading_zeros): Likewise.
17537 (count_trailing_zeros): Likewise.
17538 (UMUL_TIME): Likewise.
17540 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17542 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17543 soft-fp/t-softfp to tmake_file.
17545 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17546 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17547 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17548 IA64_BUILTIN_INFQ]: New.
17549 (ia64_init_builtins): Initialize __builtin_infq,
17550 __builtin_fabsq and __builtin_copysignq if not HPUX.
17551 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17552 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17554 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17556 (__fixtfti): Likewise.
17557 (__fixunstfti): Likewise.
17558 (__floattitf): Likewise.
17560 * config/ia64/libgcc-glibc.ver: New.
17561 * config/ia64/t-fprules-softfp: Likewise.
17562 * config/ia64/sfp-machine.h: Likewise.
17564 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17565 (LIBGCC2_TF_CEXT): Likewise.
17566 (TF_SIZE): Likewise.
17567 (TARGET_INIT_LIBFUNCS): Likewise.
17569 * config/ia64/t-glibc (SHLINB_MAPFILES):
17570 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17572 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17574 * config/i386/i386.c (construct_container): Rewrite processing
17575 BLKmode with X86_64_SSE_CLASS.
17577 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17580 * config/i386/i386.md: Replace simplify_replace_rtx with
17581 replace_rtx in the new peephole2.
17583 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17585 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17586 loop unrolling do not happen at -O2.
17588 2009-02-12 Michael Matz <matz@suse.de>
17590 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17592 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17594 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17597 2009-02-12 Ben Elliston <bje@au.ibm.com>
17599 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17600 patterns when updating the back chain. Missed in the 2009-02-10
17603 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17605 * doc/extend.texi (Decimal Floating Types): Update identifier of
17606 draft TR and list of missing support.
17608 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17610 PR middle-end/39154
17611 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17612 bit to variable length decl's flags, add it also to its
17613 pointer replacement variable.
17615 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17616 Jakub Jelinek <jakub@redhat.com>
17619 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17620 (memory_blockage): New expander.
17621 (*memory_blockage): New insn pattern.
17622 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17623 instead of general blockage at the end of function prologue when
17624 frame pointer is used to access red zone area. Do not emit blockage
17625 when profiling, it is emitted in generic code.
17626 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17627 function epilogue when frame pointer is used to access red zone area.
17629 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17632 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17633 by arithmetic with memory operands.
17634 * config/i386/predicates.md (commutative_operator): New.
17636 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17638 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17641 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17643 * alias.h (record_alias_subset): Declare.
17644 * alias.c (record_alias_subset): Make global.
17646 2009-02-10 Nick Clifton <nickc@redhat.com>
17648 * tree-parloops.c: Change license to GPLv3.
17649 * ipa-struct-reorg.c: Change license to GPLv3.
17650 * ipa-struct-reorg.h: Change license to GPLv3.
17652 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17655 * c-decl.c (start_struct): Return NULL on error.
17657 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17659 PR middle-end/39124
17660 * cfgloopmanip.c (remove_path): Call remove_bbs after
17661 cancel_loop_tree, not before it.
17664 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17665 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17666 VAR_DECLs were seen.
17667 * tree-ssa-live.c (remove_unused_locals): Recompute
17668 cfun->has_local_explicit_reg_vars.
17669 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17670 copies or clearings if cfun->has_local_explicit_reg_vars.
17672 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17675 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17676 of function prologue when frame pointer is used to access
17679 2009-02-10 Richard Guenther <rguenther@suse.de>
17681 PR middle-end/39127
17682 * gimplify.c (gimple_regimplify_operands): Always look if
17683 we need to create a temporary.
17685 2009-02-10 Richard Guenther <rguenther@suse.de>
17687 PR tree-optimization/39132
17688 * tree-loop-distribution.c (todo): New global var.
17689 (generate_memset_zero): Trigger TODO_rebuild_alias.
17690 (tree_loop_distribution): Return todo.
17692 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17695 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17696 (x86_64_reg_class_name): Removed.
17697 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17698 first one isn't X86_64_SSE_CLASS or any other ones aren't
17699 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17700 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17701 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17702 and 3 X86_64_SSEUP_CLASS.
17703 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17704 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17706 2009-02-10 Ben Elliston <bje@au.ibm.com>
17708 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17709 form instruction to update the stack back chain word, even if the
17710 user has disabled the generation of update instructions.
17711 (movdi_<mode>_update_stack): New.
17712 (movsi_update_stack): Likewise.
17713 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17714 always use an update form instruction to update the stack back
17717 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17719 PR middle-end/38953
17720 * graphite.c (if_region_set_false_region): After moving a region in
17721 the false branch of a condition, remove the empty dummy basic block.
17722 (gloog): Remove wrong fix for PR38953.
17724 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17726 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17727 generation due to implicit sign extension.
17729 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17731 PR middle-end/38981
17732 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17733 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17735 2009-02-09 Richard Guenther <rguenther@suse.de>
17737 PR middle-end/35202
17738 * convert.c (convert_to_real): Disable (float)fn((double)x)
17739 to fnf(x) conversion if errno differences may occur and
17740 -fmath-errno is set.
17742 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17744 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17745 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17746 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17748 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17751 * c-common.c (handle_alias_attribute): Disallow attribute for
17752 anything not a FUNCTION_DECL or VAR_DECL.
17754 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17757 * real.c (do_compare): Special-case compare of zero against
17758 decimal float value.
17760 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17763 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17764 as indicating flexible array members unless the field itself is
17765 being declarared as the incomplete array.
17767 2009-02-06 Jan Hubicka <jh@suse.cz>
17769 PR tree-optimization/38844
17770 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17771 is already inlined.
17773 2009-02-06 Richard Guenther <rguenther@suse.de>
17775 PR middle-end/38977
17776 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17777 fork because we may expand it as __gcov_fork.
17779 2009-02-06 Nick Clifton <nickc@redhat.com>
17781 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17783 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17785 PR tree-optimization/35659
17786 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17787 vn_phi_eq): Shortcut if hashcode does not match.
17788 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17790 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17791 and avoid iterative_hash_expr.
17792 (FOR_EACH_VALUE_ID_IN_SET): New.
17793 (value_id_compare): Remove.
17794 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17795 sort expressions by value id.
17797 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17800 * config/sh/predicates.md (general_movsrc_operand): Don't check
17801 the subreg of system registers here.
17803 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17806 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17807 on the copied decl.
17809 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17811 PR rtl-optimization/39110
17812 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17813 addresses, not aligned ones.
17815 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17816 Richard Guenther <rguenther@suse.de>
17818 PR tree-optimization/39100
17819 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17820 comment says and add edges.
17822 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17825 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17826 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17828 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17830 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17831 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17832 register_bb_in_sese, new_sese, free_sese): Moved.
17833 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17834 outermost_loop_in_scop, build_scop_iteration_domain,
17835 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17836 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17837 Use loop_in_sese_p instead of loop_in_scop_p.
17838 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17839 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17840 (scopdet_basic_block_info): Fix bug in scop detection.
17841 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17842 eq_loop_to_cloog_loop): Remove.
17843 (nb_loops_around_loop_in_scop, nb_loop
17844 ref_nb_loops): Moved here...
17845 * graphite.h (ref_nb_loops): ... from here.
17846 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17847 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17848 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17849 * testsuite/gcc.dg/graphite/scop-19.c: New
17851 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17852 Hans-Peter Nilsson <hp@axis.com>
17854 PR rtl-optimization/37889
17855 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17856 Move offset handling from PLUS to before the switch. Use new
17857 arguments when considering SYMBOL_REFs too.
17858 (rtx_addr_can_trap_p): Pass dummy offset and size.
17859 (enum may_trap_p_flags): Remove.
17860 (may_trap_p_1): Pass size from MEM_SIZE.
17862 PR rtl-optimization/38921
17863 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17864 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17865 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17866 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17868 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17870 AVX Programming Reference (January, 2009)
17871 * config/i386/sse.md (*vpclmulqdq): New.
17873 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17875 PR tree-optimization/38977
17876 PR gcov-profile/38292
17877 * calls.c (special_function_p): Disregard __builtin_ prefix.
17879 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17881 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17882 non-indexable addresses even before reload.
17884 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17887 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17888 as having variable size. Do not give an error for unnamed
17889 parameters with [*] declarators. Give a warning for type names
17890 with [*] declarators and mark them as variable size.
17891 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17892 for sizeof applied to [*] type names.
17894 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17897 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17899 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17901 * gcc.c (process_command): Update copyright notice dates.
17902 * gcov.c (print_version): Likewise.
17903 * gcov-dump.c (print_version): Likewise.
17904 * mips-tfile.c (main): Likewise.
17905 * mips-tdump.c (main): Likewise.
17907 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17910 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17911 for composite type involving a zero-length array type.
17913 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17916 * function.c (match_asm_constraints_1): Skip over
17917 initial optional % in the constraint.
17919 PR inline-asm/39059
17920 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17921 supported, don't accept FIXED_CSTs.
17922 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17923 and _Sat is used without _Fract/_Accum. Set specs->type to
17924 integer_type_node for cts_fract/cts_accum if fixed point is not
17927 2009-02-02 Catherine Moore <clm@codesourcery.com>
17929 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17931 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17933 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17934 (ABI_HAS_64BIT_SYMBOLS): Use it.
17935 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17937 2009-02-02 Paul Brook <paul@codesourcery.com>
17939 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17941 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17943 PR inline-asm/39058
17944 * recog.h (asm_operand_ok): Add constraints argument.
17945 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17946 recurse on matching constraint.
17947 (check_asm_operands): Pass constraints as 3rd argument to
17948 asm_operand_ok. Don't look up matching constraint here.
17949 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17952 2009-02-02 Ben Elliston <bje@au.ibm.com>
17954 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17955 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17957 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17959 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17960 information. Remove some obsolete information. Reorganize.
17962 * config/pa/fptr.c: Revert license to GPL 2.
17963 * config/pa/milli64.S: Likewise.
17965 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17968 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17969 LIBRARY name in, instead of hard-coding it.
17970 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17971 extra target make frag to tmake_files according to EH model.
17972 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17973 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17974 frags that define makefile variable EH_MODEL appropriately.
17975 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17976 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17977 to "-sjlj" according to type of EH configured.
17978 (LIBGCC_SONAME): Concatenate it to shared library base name.
17979 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17980 to "_sjlj" according to type of EH configured.
17981 (LIBGCC_SONAME): Concatenate it to shared library base name.
17982 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17983 (SHLIB_LINK): Add missing semicolon to if-else construct.
17984 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17985 string value of "pe_dll" command-line option.
17986 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17987 (SHLIB_SONAME): Use it when overriding t-cygming default.
17988 (SHLIB_IMPLIB): Override t-cygming default.
17989 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17990 string value of "pe_dll" command-line option.
17992 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17995 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17996 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17998 2009-01-31 Richard Guenther <rguenther@suse.de>
18000 PR tree-optimization/38937
18001 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
18002 computing the transitive closure.
18004 2009-01-30 Richard Guenther <rguenther@suse.de>
18006 PR tree-optimization/39041
18007 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
18008 Propagate variable indices only if the types match for this stmt.
18010 2009-01-30 Jakub Jelinek <jakub@redhat.com>
18013 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
18014 inline but never defined.
18016 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
18018 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
18019 (*insv_h_di_reg_extimm): New insn.
18020 (*insv_l<mode>_reg_extimm): New insn.
18022 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18024 * config/picochip/picochip.c (flag_conserve_stack): set
18025 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
18026 fconserve-stack. Reduce call-overhead used by inliner.
18028 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18031 * common.opt (flag_conserve_stack): Initialised to zero.
18033 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
18036 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
18037 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
18040 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
18042 * ira-color.c (allocno_reload_assign): Update comments.
18043 * regmove.c (regmove_optimize): Likewise.
18047 2009-01-29 Robert Millan <rmh@aybabtu.com>
18049 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
18050 * config/i386/kopensolaris-gnu.h: New file. Undefine
18051 `MD_UNWIND_SUPPORT'.
18052 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
18054 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
18056 PR tree-optimization/39007
18057 * tree-loop-distribution.c (generate_builtin): Use
18058 recompute_dominator to compute the immediate dominator of the
18059 basic block just after the loop.
18061 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18063 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
18064 (ASM_OUTPUT_DWARF_PCREL): Define.
18066 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
18068 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
18069 * doc/passes.texi: Remove entries about regclass, local-alloc, and
18070 global. Modify entries about regmove and IRA.
18072 * ra-conflict.c: Remove the file.
18074 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
18076 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
18077 (pass_regclass_init): Rename to pass_reginfo_init.
18079 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
18081 * toplev.h (flag_ira): Remove.
18083 * caller-save.c (setup_save_areas): Remove flag_ira.
18085 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
18087 * global.c: Remove the file.
18089 * opts.c (decode_options): Remove flag_ira.
18091 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
18093 * regmove.c: Modify file description.
18094 (find_use_as_address, try_auto_increment): Define them only if
18095 AUTO_INC_DEC is defined.
18096 (replacement_quality, replace_in_call_usage, fixup_match_1,
18097 stable_and_no_regs_but_for_p): Remove.
18098 (reg_set_in_bb): Make it static.
18099 (regmove_optimize): Remove flag_ira and code which worked for
18102 * local-alloc.c: Remove the file.
18104 * common.opt (fira): Remove.
18106 * ira.c: Include except.h.
18107 (eliminable_regset): Move from global.c.
18108 (mark_elimination): Ditto. Remove flag_ira.
18109 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
18110 equiv_mem_modified, validate_equiv_mem_from_store,
18111 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
18112 contains_replace_regs, memref_referenced_p, memref_used_between_p,
18113 no_equiv, recorded_label_ref): Move from local-alloc.c.
18114 (update_equiv_regs): Ditto. Make it static.
18115 (print_insn_chain, print_insn_chains): Move it from global.c.
18116 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
18117 (build_insn_chain): Ditto. Make it static.
18118 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
18119 Rename to init_live_subregs.
18120 (gate_ira): Remove flag_ira.
18122 * regclass.c: Rename reginfo.c. Change file description.
18123 (FORBIDDEN_INC_DEC_CLASSES): Remove.
18124 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
18125 (init_reg_sets_1): Remove code for evaluation of
18126 reg_class_superclasses and losing_caller_save_reg_set.
18127 (init_regs): Remove init_reg_autoinc.
18128 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
18129 ok_for_base_p_nonstrict): Remove.
18130 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
18131 (pass_regclass_init): Rename to pass_reginfo_init. Modify
18132 corresponding entries.
18133 (dump_regclass, record_operand_costs, scan_one_insn,
18134 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
18135 record_address_regs, auto_inc_dec_reg_p): Remove.
18136 (gt-regclass.h): Rename to gt-reginfo.h.
18138 * rtl.h (dump_global_regs, retry_global_alloc,
18139 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
18141 * Makefile.in (RA_H): Remove.
18142 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
18143 Rename regclass.o to reginfo.o.
18144 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
18146 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
18147 (GTFILES): Rename regclass.c to reginfo.c.
18149 * passes.c (init_optimization_passes): Remove pass_local_alloc and
18150 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
18152 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18153 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
18155 (finish_spills): Ditto. Remove code for !flag_ira.
18157 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
18159 PR middle-end/35854
18160 * doc/invoke.texi (rtl debug options): Complete rewrite.
18161 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
18163 * mode-switching.c (pass_mode_switching): Rename pass from
18164 "mode-sw" to "mode_sw".
18165 * except.c (pass_convert_to_eh_ranges): Rename pass from
18166 "eh-ranges" to "eh_ranges".
18167 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
18171 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
18172 Alexander Monakov <amonakov@ispras.ru>
18174 PR middle-end/38857
18175 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
18177 (move_exprs_to_boundary): Change return type and pass through
18178 should_move from move_op. Relax assert. Update usage ...
18179 (schedule_expr_on_boundary): ... here. Use should_move instead of
18181 (move_op_orig_expr_found): Indicate that insn was disconnected from
18183 (code_motion_process_successors): Do not call after_merge_succs
18184 callback if original expression was not found when traversing any of
18186 (code_motion_path_driver): Change return type. Update prototype.
18187 (move_op): Update comment. Add a new parameter (should_move). Update
18188 prototype. Set *should_move based on indication provided by
18189 move_op_orig_expr_found.
18191 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
18193 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18194 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18195 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18196 * config/rs6000/rs6000.c (rs6000_override_options): Default
18197 avoid-indexed-addresses on for Power6, off for everything else.
18198 (avoiding_indexed_address_p): New function.
18199 (rs6000_legitimize_address): Use it.
18200 (rs6000_legitimate_address): Likewise.
18201 * config/rs6000/rs6000.md (movXX_updateX): Likewise
18203 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
18205 PR tree-optimization/38997
18206 * tree-loop-distribution.c (generate_memset_zero): Use
18207 POINTER_PLUS_EXPR for a pointer addition.
18209 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
18211 * config/s390/s390.md (bswap<mode>2): New pattern added.
18213 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18215 * config/s390/s390.md (*tls_load_31): Added type attribute.
18217 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18219 * config/s390/s390.md: Fix a few comments.
18221 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18223 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18224 (*tm<mode>_full): Fixed z10prop attribute.
18225 (*tst<mode>_extimm): Fixed z10prop attribute.
18226 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18227 (*tstqiCCT_cconly): Fixed z10prop attribute.
18228 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18229 (*movsi_larl): Fixed z10prop attribute.
18230 (*movsi_zarch): Fixed z10prop attribute.
18231 (*movsi_eas): Fixed z10prop attribute.
18232 (*movhi): Fixed z10prop attribute.
18233 (*movqi): Fixed z10prop attribute.
18234 (*movstrictqi): Fixed z10prop attribute.
18235 (*mov<mode>): Fixed z10prop attribute.
18236 (*movcc): Fixed z10prop attribute.
18237 (*sethighpartdi_64): Fixed z10prop attribute.
18238 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18239 (*negdi2_sign_cc): Fixed z10prop attribute.
18240 (*negdi2_sign): Fixed z10prop attribute.
18241 (*absdi2_sign_cc): Fixed z10prop attribute.
18242 (*absdi2_sign): Fixed z10prop attribute.
18243 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18244 (*negabsdi2_sign): Fixed z10prop attribute.
18245 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18246 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18247 (doloop_si64): Fixed z10prop attribute.
18248 (doloop_si31): Fixed z10prop attribute.
18249 (doloop_long): Fixed z10prop attribute.
18250 (indirect_jump): Fixed z10prop attribute.
18251 (nop): Fixed z10prop attribute.
18252 (main_base_64): Fixed z10prop attribute.
18253 (reload_base_64): Fixed z10prop attribute.
18255 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18257 PR rtl-optimization/38740
18258 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18260 * config/mips/mips.c (mips_reorg): Likewise.
18262 2009-01-28 Richard Guenther <rguenther@suse.de>
18264 PR tree-optimization/38926
18265 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18266 with the correct value id to a value.
18267 (do_regular_insertion): Use the value number of edoubleprime
18268 for the value number of the expr.
18271 2008-08-21 Richard Guenther <rguenther@suse.de>
18273 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
18274 a PHI ask VN if it is already available.
18275 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
18276 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
18278 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18280 PR middle-end/38934
18281 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
18282 set to varying whenever max has TREE_OVERFLOW set, similarly
18283 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
18285 2009-01-28 Richard Guenther <rguenther@suse.de>
18287 PR middle-end/38908
18288 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
18289 uninitialized aggregate uses in call arguments.
18291 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
18293 PR tree-optimization/38984
18294 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
18295 the nothing_id variable if -fno-delete-null-pointer-checks.
18297 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
18300 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
18301 (set_got_offset_rex64): Ditto.
18303 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
18306 * doc/extend.texi: Improve local variable with asm reg.
18308 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
18310 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
18311 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
18312 was not supplied then set warn_packed_bitfield_compat to the
18313 default value of 1.
18314 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
18317 2009-01-27 Richard Guenther <rguenther@suse.de>
18319 PR tree-optimization/38503
18320 * cfgexpand.c (expand_gimple_basic_block): Ignore
18321 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
18322 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
18323 variables that cannot have TBAA applied.
18324 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
18327 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
18329 PR middle-end/38969
18330 * calls.c (initialize_argument_information): Do not wrap complex
18331 arguments in SAVE_EXPR.
18333 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
18335 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
18336 (INSTALL_LIBGCC): Revert typo commit.
18338 2009-01-26 Richard Guenther <rguenther@suse.de>
18340 PR tree-optimization/38745
18341 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
18342 from special handling.
18344 2009-01-26 Richard Guenther <rguenther@suse.de>
18346 PR tree-optimization/38745
18347 * tree-ssa.c (execute_update_addresses_taken): Do not include
18348 variables that cannot possibly be a register in not_reg_needs.
18349 Do not clear TREE_ADDRESSABLE on vars that may not become
18351 * tree-ssa.c (update_alias_info_1): Include those in the set
18352 of addressable vars.
18354 2009-01-26 Richard Guenther <rguenther@suse.de>
18356 PR middle-end/38851
18357 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
18358 * tree-ssa-dse.c: Include langhooks.h
18359 (execute_simple_dse): Remove stores with zero size.
18361 2009-01-24 Jakub Jelinek <jakub@redhat.com>
18364 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
18367 2009-01-24 Julian Brown <julian@codesourcery.com>
18369 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
18370 config/arm/linux-atomic.c.
18371 * config/arm/linux-atomic.c: New.
18373 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
18375 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
18376 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
18377 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
18379 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
18382 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
18385 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
18387 PR tree-optimization/38953
18388 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
18389 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
18390 (gloog): Split the exit of the scop when the scop exit is a loop exit.
18391 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
18394 2009-01-24 Paul Brook <paul@codesourcery.com>
18396 * config/arm/neon.md (neon_type): Move to arm.md.
18397 (neon_mov<VSTRUCT>): Add neon_type attribute.
18398 * config/arm/arm.md (neon_type): Move to here.
18399 (conds): Add "unconditioal" and use as default for NEON insns.
18401 2009-01-24 Ben Elliston <bje@au.ibm.com>
18403 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
18404 void *' warning from -Wc++-compat.
18405 * Makefile.in (dominance.o-warn): Remove.
18407 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
18409 PR tree-optimization/38932
18410 * fold-const.c (fold_unary_ignore_overflow): New.
18411 * tree.h (fold_unary_ignore_overflow): Declare.
18412 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
18413 * tree-ssa-sccvn.c (visit_reference_op_load,
18414 simplify_unary_expression): Likewise.
18416 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
18418 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
18419 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
18420 regardless of their type.
18421 * c-common.c (handle_packed_attribute): Don't ignore packed on
18423 * c.opt (Wpacked-bitfield-compat): New warning option.
18424 * stor-layout.c (place_field): Warn if offset of a field changed.
18425 * doc/extend.texi (packed): Mention the ABI change.
18426 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
18427 (Warning Options): Add it to the list.
18429 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
18431 * c-opts.c (c_common_post_options): Fix a typo in comments.
18433 2009-01-22 Steve Ellcey <sje@cup.hp.com>
18435 PR middle-end/38615
18436 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18437 variables to static.
18438 * doc/invoke.texi (-fmerge-all-constants): Update description.
18440 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18443 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18444 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18446 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18448 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18450 (LOCAL_ALIGNMENT): Similarly.
18452 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18453 Joseph Myers <joseph@codesourcery.com>
18455 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18456 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18457 * config/arm/arm-tune.md: Regenerate.
18458 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18461 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18463 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18464 version number to five.
18466 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18469 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18470 * c-common.c (set_underlying_type): Likewise.
18471 (is_typedef_decl ): Likewise
18473 (set_underlying_type): Likewise.
18474 (is_typedef_type): Likewise.
18476 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18478 PR middle-end/38587
18479 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18482 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18485 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18486 (LIBGCC_SPEC): Don't define.
18487 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18489 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18491 PR rtl-optimization/38879
18492 * alias.c (base_alias_check): Unaligned access via AND address can
18493 alias all surrounding object types except those with sizes equal
18494 or wider than the size of unaligned access.
18496 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18499 * c-decl.c (clone_underlying_type): Move this ...
18500 * c-common.c (set_underlying_type): ... here.
18501 Also, make sure the function properly sets TYPE_STUB_DECL() on
18502 the newly created typedef variant type.
18503 (is_typedef_decl ): New entry point.
18504 * tree.h: Added a new member member_types_needing_access_check to
18505 struct tree_decl_non_common.
18506 (set_underlying_type): New entry point.
18507 (is_typedef_type): Likewise.
18509 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18511 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18512 Check whether two instructions have memory references that
18513 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18514 are helper functions for traversing.
18515 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18516 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18517 not to draw dependency edge for instructions with non-conflicting
18520 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18523 * longlong.h: Update copyright years. Use soft-fp license notice.
18524 Sync __clz_tab declaration with glibc.
18526 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18529 * doc/extend.texi (syscall_linkage): New.
18530 (version_id): Modify.
18532 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18533 Richard Guenther <rguenther@suse.de>
18535 PR tree-optimization/38747
18536 PR tree-optimization/38748
18537 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18538 conversion if the base address is an indirect reference and the
18539 aliasing sets could cause issues.
18541 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18543 * common.opt (fgraphite, fgraphite-identity): Add comment for
18544 explaining why these options are not documented.
18546 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18548 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18549 gimple_call_lhs is NULL.
18551 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18554 * emit-rtl.c (adjust_address_1): Make sure memref is never
18557 2009-01-20 Ben Elliston <bje@au.ibm.com>
18559 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18560 const qualifier from arg parameter. Remove unnecessary cast to char *.
18561 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18562 const qualifier from arg 2.
18564 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18566 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18568 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18571 * rtl.h (reinit_regs): New prototype.
18572 * regclass.c: Include ira.h.
18573 (reinit_regs): New.
18574 * Makefile.in (regclass.o): Add ira.h.
18575 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18577 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18580 * c-common.c (handle_aligned_attribute): Use
18581 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18582 default alignment value.
18584 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18586 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18587 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18589 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18590 __BIGGEST_ALIGNMENT__.
18592 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18594 2009-01-18 Richard Guenther <rguenther@suse.de>
18596 PR tree-optimization/38819
18597 * tree-flow.h (operation_could_trap_helper_p): Declare.
18598 * tree-eh.c (operation_could_trap_helper_p): Export.
18599 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18600 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18601 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18602 are about to insert a possibly trapping instruction and fail
18605 2009-01-18 Andreas Schwab <schwab@suse.de>
18607 * doc/install.texi (Configuration): Remove obsolete paragraph
18608 about use of --with-gnu-ld with --with-gnu-as.
18610 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18612 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18613 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18614 Follow spelling conventions.
18616 2009-01-18 Ben Elliston <bje@au.ibm.com>
18618 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18619 C++ warning about implicit conversion from void * to struct
18621 (bitmap_obstack_free): Likewise for bitmap_element *.
18622 * Makefile.in (bitmap.o-warn): Remove.
18624 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18626 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18628 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18629 Tobias Grosser <tobi.grosser@amd.com>
18631 * graphite.c (graphite_trans_scop_block): Do not block single
18634 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18636 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18637 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18638 test with assertion.
18640 2009-01-16 Richard Guenther <rguenther@suse.de>
18642 PR tree-optimization/38835
18643 PR middle-end/36227
18644 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18645 and INT + PTR -> (INT)(PTR p+ INT) folding.
18646 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18648 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18651 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18652 the subreg from a lowpart subreg if it is also casting the value.
18654 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18655 Tobias Grosser <tobi.grosser@amd.com>
18657 * graphite.c (compare_prefix_loops): New.
18658 (build_scop_canonical_schedules): Rewritten.
18659 (graphite_transform_loops): Move build_scop_canonical_schedules
18660 after build_scop_iteration_domain.
18662 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18663 Tobias Grosser <tobi.grosser@amd.com>
18665 * graphite.c (add_conditions_to_domain): Add the loops to
18666 the dimension of the iteration domain. Do copy the domain
18667 only when it exists.
18668 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18669 (add_conditions_to_constraints): New.
18670 (can_generate_code_stmt, can_generate_code): Removed.
18671 (gloog): Do not call can_generate_code.
18672 (graphite_transform_loops): Call add_conditions_to_constraints
18673 after building the iteration domain.
18675 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18677 PR tree-optimization/38789
18678 * tree-ssa-threadedge.c
18679 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18680 __builtin_constant_p.
18682 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18684 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18685 examined before deleting them.
18687 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18689 * function.c (aggregate_value_p): Correctly extract the function
18690 type from CALL_EXPR_FN lookup.
18692 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18694 * config/picochip/picochip.c (picochip_override_options): Revert
18695 CFI asm flag disable commited previously.
18697 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18698 Tobias Grosser <tobi.grosser@amd.com>
18699 Jan Sjodin <jan.sjodin@amd.com>
18701 * graphite.c (scan_tree_for_params): On substractions negate
18702 all the coefficients of the term.
18703 (clast_to_gcc_expression_red): New. Handle reduction expressions
18704 of more than two operands.
18705 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18706 (get_vdef_before_scop): Handle also the case of default definitions.
18708 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18710 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18711 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18712 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18714 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18715 Joey Ye <joey.ye@intel.com>
18717 PR middle-end/37843
18718 * cfgexpand.c (expand_stack_alignment): Don't update stack
18719 boundary nor check incoming stack boundary here.
18720 (gimple_expand_cfg): Update stack boundary and check incoming
18721 stack boundary here.
18723 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18725 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18727 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18729 PR rtl-optimization/38245
18730 * calls.c (expand_call): Add stack arguments to
18731 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18732 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18733 in regs and partially in memory or BLKmode arguments.
18734 (emit_library_call_value_1): Add stack arguments to
18735 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18736 ACCUMULATE_OUTGOING_ARGS).
18737 * dce.c: Include tm_p.h.
18738 (find_call_stack_args): New function.
18739 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18741 (mark_insn): Call find_call_stack_args for CALL_Ps.
18742 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18743 forwards. Allocate and free arg_stores bitmap if needed, pass it
18744 down to deletable_insn_p, don't mark stores set in arg_stores
18745 bitmap, clear the bitmap at the beginning of each bb.
18746 * Makefile.in (dce.o): Depend on $(TM_P_H).
18748 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18751 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18752 to make sure the insn is a conditional test (bug 22599). Reformat a
18755 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18757 PR middle-end/38431
18758 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18759 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18760 (gloog): Do not call cleanup_tree_cfg.
18761 (graphite_transform_loops): Call cleanup_tree_cfg after all
18762 scops have been code generated.
18764 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18765 * doc/gty.texi (Invoking the garbage collector): Added new node
18766 and section documenting ggc_collect.
18768 2009-01-14 Richard Guenther <rguenther@suse.de>
18770 PR tree-optimization/38826
18771 PR middle-end/38477
18772 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18773 initialization notes only if we actually emitted a warning.
18774 (intra_create_variable_infos): Add constraints for a result decl
18775 that is passed by hidden reference.
18776 (build_pred_graph): Mark all related variables non-direct on
18779 2009-01-14 Nick Clifton <nickc@redhat.com>
18781 * ira-conflicts.c: Include addresses.h for the definition of
18783 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18784 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18786 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18789 * Makefile.in (ira-lives.o): Add except.h.
18791 * ira-lives.c: Include except.h.
18792 (process_bb_node_lives): Process can_throw_internal.
18794 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18796 PR rtl-optimization/38774
18797 * combine.c (simplify_set): When undoing cc_use change, don't do
18798 PUT_CODE on the newly created comparison, but instead put back the
18801 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18803 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18804 values. Remove duplicate arm8 entry.
18806 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18808 PR tree-optimization/38786
18809 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18810 the SSA_NAME case of expand_scalar_variables_expr.
18811 Set the type of an expression to the type of its assign statement.
18812 (expand_scalar_variables_expr): Also gather the scalar computation
18813 used to index the memory access. Do not pass loop_p.
18814 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18815 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18816 the gimple_stmt_iterator where it inserts new code.
18817 Do not pass loop_p.
18818 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18819 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18821 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18823 * graphite.h (debug_value): Removed.
18824 * graphite.c (debug_value): Removed.
18826 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18828 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18829 ldrd/strd with two 32-bit instructions.
18831 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18833 * config/arm/arm.c (struct processors): Pass for speed down into
18834 cost helper functions.
18835 (const_ok_for_op): Handle COMPARE and inequality nodes.
18836 (arm_rtx_costs_1): Rewrite.
18837 (arm_size_rtx_costs): Update prototype.
18838 (arm_rtx_costs): Pass speed down to helper functions.
18839 (arm_slowmul_rtx_costs): Rework cost calculations.
18840 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18841 (arm_9e_rtx_costs): Likewise.
18843 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18845 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18846 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18847 (alpha_legitimize_address): Do not split local symbols wider than
18848 UNITS_PER_WORD into HIGH/LO_SUM parts.
18850 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18853 * gcc.c (process_command): Replace call to execvp with calls
18854 to pex_one and exit.
18856 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18859 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18860 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18861 variant for devices with 3-byte PC.
18862 (__tablejump_elpm__): New.
18864 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18867 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18868 offsetof member-designator, handle it as `[0].'.
18870 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18872 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18873 function when not using named sections on targets with named sections
18874 if branch distance is less than 262132.
18876 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18878 * combine.c (combine_instructions): Recompute
18879 optimize_this_for_speed_p for each BB in the main combine loop.
18881 2009-01-12 Tomas Bily <tbily@suse.cz>
18884 * tree-loop-distribution.c (prop_phis): New function.
18885 (generate_builtin): Call prop_phis.
18886 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18888 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18890 PR tree-optimization/38807
18891 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18892 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18894 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18896 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18897 subreg of op0 to the original op0.
18899 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18901 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18903 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18906 * mips-tfile.c (parse_def): Fix parsing of def strings
18907 starting with digits.
18909 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18912 * config/arm/arm.c (arm_is_long_call_p): Don't call
18913 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18915 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18917 * regrename.c (regrename_optimize): Fix dumping.
18918 (find_oldest_value_reg): Preserve REG_POINTER.
18919 (copy_hardreg_forward_1): Likewise.
18921 2009-01-09 Diego Novillo <dnovillo@google.com>
18923 * gimple.h (struct gimple_statement_base) <uid>: Document
18924 the restrictions on its use.
18925 (gimple_uid): Tidy.
18926 (gimple_set_uid): Tidy.
18928 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18930 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18931 zero guard even if align_bytes != 0 and count is smaller than
18934 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18936 PR rtl-optimization/38495
18937 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18938 (add_range_and_copies_from_move_list): Print all added ranges.
18939 Add ranges to memory optimized destination.
18941 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18945 * config/i386/i386.c (override_options): Reject
18946 -mstringop-strategy=rep_8byte with -m32.
18947 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18948 to 1. Do count comparison against epilogue_size_needed at compile
18949 time even when count_exp was constant forced into register. For
18950 size_needed don't jump to epilogue, instead just avoid aligning
18951 and invoke the body algorithm. If need_zero_guard, add zero guard
18952 even if count is non-zero, but smaller than size_needed + number of
18953 bytes that could be stored for alignment.
18954 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18955 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18956 but smaller than size_needed + number of bytes that could be stored
18957 for alignment. Compare size_needed with epilogue_size_needed instead
18958 of desired_align - align, don't adjust size_needed, pass
18959 epilogue_size_needed to the epilogue expanders.
18962 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18964 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18966 * pa.c (last_address): Change to unsigned.
18967 (update_total_code_bytes): Change argument to unsigned. Don't
18968 check if insn addresses are set.
18969 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18970 addresses are not set.
18971 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18973 2009-01-09 Nick Clifton <nickc@redhat.com>
18975 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18976 DECL_DECLARED_INLINE_P.
18978 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18980 PR middle-end/38347
18981 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18982 GET_MODE (op0) in operand_subword_force calls.
18984 PR middle-end/38771
18985 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18986 fold_convert arg0 operands to TREE_TYPE (op0) first.
18988 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18990 * params.def (ira-max-conflict-table-size): Decrease default value
18993 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18995 PR tree-optimization/37031
18996 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18998 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18999 allocate it using gc instead of heap, use VEC_quick_push instead of
19001 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
19002 instead of heap, use VEC_quick_push instead of VEC_safe_push.
19003 * tree-data-ref.h (struct access_matrix): Change matrix to gc
19004 allocated vector from heap allocated.
19005 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
19006 * tree-loop-linear.c (linear_transform_loops): Allocate nest
19007 vector only after perfect_loop_nest_depth call.
19009 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
19010 Jan Sjodin <jan.sjodin@amd.com>
19012 PR tree-optimization/38559
19013 * graphite.c (debug_value, copy_constraint,
19014 swap_constraint_variables, scale_constraint_variable, ): New.
19015 (get_lower_bound, get_upper_bound): Removed.
19016 (graphite_trans_bb_strip_mine): Clean up this code that works
19017 only for constant number of iterations. Fully copy upper and
19018 lower bound constraints, not only the constant part of them.
19019 * graphite.h (debug_value): Declared.
19021 2009-01-08 Ira Rosen <irar@il.ibm.com>
19023 PR tree-optimization/37194
19024 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
19025 Don't add the cost of cost model guard in prologue to scalar
19026 outside cost in case of known number of iterations.
19028 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
19029 Alan Modra <amodra@bigpond.net.au>
19031 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
19032 non-word-aligned REG+CONST addressing.
19034 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19037 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
19038 free_after_compilation when outputting a thunk.
19039 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
19040 Do not call free_after_compilation here.
19042 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19044 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
19045 (ix86_valid_target_attribute_inner_p): Ditto.
19047 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
19049 PR tree-optimization/38492
19050 PR tree-optimization/38498
19051 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
19052 * tree-chrec.h (scev_is_linear_expression): Declared.
19053 * graphite.c (graphite_cannot_represent_loop_niter): New.
19054 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
19055 (graphite_loop_normal_form): Use gcc_assert.
19056 (scan_tree_for_params): Use CASE_CONVERT.
19057 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
19058 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
19059 Use gcc_assert. Discard scops that contain unhandled cases.
19060 (build_scop_conditions): Return a boolean status for unhandled cases.
19061 (strip_mine_profitable_p): Print the loop number, not its depth.
19062 (is_interchange_valid): Pass the depth of the loop nest, don't
19063 recompute it wrongly.
19064 (graphite_trans_bb_block): Same.
19065 (graphite_trans_bb_block): Print tentative of loop blocking.
19066 (graphite_trans_scop_block): Do not print that the loop has been
19068 (graphite_transform_loops): Do not handle scops that contain condition
19071 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
19073 AVX Programming Reference (December, 2008)
19074 * config/i386/avxintrin.h (_mm256_stream_si256): New.
19075 (_mm256_stream_pd): Likewise.
19076 (_mm256_stream_ps): Likewise.
19078 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
19079 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
19080 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
19081 (bdesc_special_args): Add __builtin_ia32_movntdq256,
19082 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
19083 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
19084 (ix86_expand_special_args_builtin): Likewise.
19086 * config/i386/sse.md (AVXMODEDI): New.
19087 (avx_movnt<mode>): Likewise.
19088 (avx_movnt<mode>): Likewise.
19089 (<sse>_movnt<mode>): Remove AVX support.
19090 (sse2_movntv2di): Likewise.
19092 2009-01-07 Richard Guenther <rguenther@suse.de>
19094 PR middle-end/38751
19095 * fold-const.c (extract_muldiv): Remove obsolete comment.
19096 (fold_plusminus_mult_expr): Undo MINUS_EXPR
19097 to PLUS_EXPR canonicalization for the canonicalization.
19099 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
19101 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
19102 hosted cross-compilers generating less efficient code.
19104 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19106 * function.h (rtl_data): Add a dbr_scheduled_p field.
19107 * reorg.c (dbr_schedule): Set it.
19108 (gate_handle_delay_slots): Check it.
19109 * config/mips/mips.c (mips_base_delayed_branch): Delete.
19110 (mips_reorg): Check flag_delayed_branch instead of
19111 mips_base_delayed_branch.
19112 (mips_override_options): Don't set mips_base_delayed_branch
19113 or flag_delayed_branch.
19115 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19117 PR rtl-optimization/38426.
19118 * ira.c (ira): Set current_function_is_leaf earlier.
19120 2009-01-06 Jakub Jelinek <jakub@redhat.com>
19122 PR rtl-optimization/38722
19123 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
19124 too early, only set a flag and modify after last possible
19127 2009-01-06 Janis Johnson <janis187@us.ibm.com>
19130 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
19131 * real.c (decimal_single_format): Correct values of emin and emax.
19132 (decimal_double_format): Ditto.
19133 (decimal_quad_format): Ditto.
19134 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
19135 computation of DECnn_MIN and DECnn_MAX for corrected values of
19136 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
19137 __DECnn_MIN__, and adjust its computation for the corrected value
19140 2009-01-06 Jan Hubicka <jh@suse.cz>
19143 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
19145 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
19147 * doc/contrib.texi (Contributors): Slightly adjust the end note.
19148 Add Robert Clark to the list of testers.
19150 2009-01-06 Jan Hubicka <jh@suse.cz>
19151 Kai Tietz <kai.tietz@onevision.com>
19153 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
19154 * config/i386/i386.c (ix86_expand_call): Add clobbers.
19156 2009-01-06 Jan Hubicka <jh@suse.cz>
19157 Kai Tietz <kai.tietz@onevision.com>
19159 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
19161 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
19162 (ix86_nsaved_regs): Count only general purpose regs.
19163 (ix86_nsaved_sseregs): New.
19164 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
19165 to 16 for w64; compute padding and size of sse reg save area.
19166 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
19167 general purpose regs.
19168 (ix86_emit_save_sse_regs_using_mov): New.
19169 (ix86_expand_prologue): Save SSE regs if needed.
19170 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
19171 (ix86_emit_restore_sse_regs_using_mov): New.
19172 (ix86_expand_epilogue): Save SSE regs if needed.
19174 2009-01-06 Jan Hubicka <jh@suse.cz>
19175 Kai Tietz <kai.tietz@onevision.com>
19177 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
19178 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
19179 functions when accumulate outgoing args is off.
19181 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19184 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
19185 before using pseudos_have_intersected_live_ranges_p.
19187 * ira-int.h (ira_assert): Always define.
19189 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19191 AVX Programming Reference (December, 2008)
19192 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
19193 (_mm256_permute2_pd): Likewise.
19194 (_mm_permute2_ps): Likewise.
19195 (_mm256_permute2_ps): Likewise.
19196 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19197 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19199 * config/i386/i386.c (ix86_builtins): Remove
19200 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19201 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19202 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
19203 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
19204 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
19205 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
19206 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
19207 __builtin_ia32_vpermil2ps256.
19208 (ix86_init_mmx_sse_builtins): Updated.
19209 (ix86_expand_args_builtin): Likewise.
19211 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19213 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19214 long absolute calls when generating PA 2.0 code.
19216 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19218 PR rtl-optimization/38583
19219 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19221 * params.def (ira-max-conflict-table-size): New.
19223 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19225 * ira.h (ira_conflicts_p): New external definition.
19227 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19228 table. Report this. Return result of building.
19229 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19230 building conflict table.
19232 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19233 (ira_color): Use ira_conflicts_p.
19235 * global.c: Include ira.h.
19236 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19239 * Makefile.in (global.o): Add ira.h.
19241 * ira-build.c (mark_all_loops_for_removal,
19242 propagate_some_info_from_allocno): New.
19243 (remove_unnecessary_allocnos): Call
19244 propagate_some_info_from_allocno.
19245 (remove_low_level_allocnos): New.
19246 (remove_unnecessary_regions): Add parameter. Call
19247 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19248 parameter to remove_unnecessary_regions.
19249 (ira_build): Remove all regions but root if the conflict table was
19250 not built. Update conflict hard regs for allocnos crossing calls.
19252 * ira.c (ira_conflicts_p): New global.
19253 (ira): Define and use ira_conflicts_p.
19255 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19256 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19257 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19259 2009-01-06 Ben Elliston <bje@au.ibm.com>
19261 * gengtype-lex.l (YY_NO_INPUT): Define.
19263 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19266 * c-common.c (handle_vector_size_attribute): Also reject
19267 BOOLEAN_TYPE types.
19269 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
19271 PR tree-optimization/38492
19272 * graphite.c (rename_map_elt, debug_rename_elt,
19273 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
19274 rename_map_elt_info, eq_rename_map_elts,
19275 get_new_name_from_old_name, bb_in_sese_p): Moved around.
19276 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
19277 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
19278 (sese_build_livein_liveouts): New.
19279 (new_sese, free_sese): New.
19280 (new_scop): Call new_sese.
19281 (free_scop): Call free_sese.
19282 (rename_variables_from_edge, rename_phis_end_scop): Removed.
19283 (register_old_new_names): Renamed register_old_and_new_names.
19284 (register_scop_liveout_renames, add_loop_exit_phis,
19285 insert_loop_close_phis, struct igp,
19286 default_liveout_before_guard, add_guard_exit_phis,
19287 insert_guard_phis, copy_renames): New.
19288 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
19289 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
19290 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
19291 (scop_adjust_phis_for_liveouts): New.
19292 (gloog): Call scop_adjust_phis_for_liveouts.
19294 * graphite.h (struct sese): Documented. Added fields liveout,
19295 num_ver and livein.
19296 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
19297 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
19298 (struct scop): Added field liveout_renames.
19299 (SCOP_LIVEOUT_RENAMES): New.
19301 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19303 PR tree-optimization/38510
19304 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
19305 (translate_clast): Call recompute_all_dominators before
19307 (gloog): Call recompute_all_dominators before graphite_verify.
19309 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19310 Jan Sjodin <jan.sjodin@amd.com>
19312 PR tree-optimization/38500
19313 * graphite.c (create_sese_edges): Call fix_loop_structure after
19316 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19318 * config.gcc: Add m32r*-*-rtems*.
19319 * config/m32r/rtems.h: New file.
19321 2009-01-05 Ben Elliston <bje@au.ibm.com>
19323 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
19324 (.po.pox): Likewise.
19325 (po/gcc.pot): Likewise.
19327 2009-01-04 David S. Miller <davem@davemloft.net>
19329 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
19330 (STARTING_FRAME_OFFSET): Always set to zero.
19332 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19334 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
19335 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
19336 fixed-point types, and vectors of the same.
19338 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19340 * config/mips/sync.md (*mb_barrier): Rename to...
19341 (*memory_barrier): ...this.
19343 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
19345 * doc/extend.texi (Function Attributes): Move @cindex after @item
19346 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
19347 and put in alphabetical order. Fix 'target' name and put in order.
19348 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
19351 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
19353 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
19354 (memory_barrier): Expand as unspec instead of unspec_volatile.
19355 Remove mem:BLK from insn operands. Use Pmode scratch register.
19356 (*memory_barrier): Define as unspec instead of unspec_volatile.
19357 Use (match_dup 0) as input operand.
19359 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
19360 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
19361 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
19362 scratch register. Remove operand 1.
19363 (*stbar): Define as unspec instead of unspec_volatile.
19364 Use (match_dup 0) as input operand, remove (const_int 8).
19365 (*membar): Define as unspec instead of unspec_volatile.
19366 Use (match_dup 0) as input operand, remove input operand 2.
19368 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
19369 (memory_barrier): Expand as unspec instead of unspec_volatile.
19370 Remove mem:BLK from insn operands. Use Pmode scratch register.
19371 (*memory_barrier): Define as unspec instead of unspec_volatile.
19372 Use (match_dup 0) as input operand.
19374 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
19375 Remove mem:BLK from insn operands. Use Pmode scratch register.
19376 Set volatile flag on operand 0.
19377 (*memory_barrier): New insn pattern.
19379 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
19381 (*memory_barrier): Use (match_dup 0) as input operand.
19383 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
19384 Remove mem:BLK from insn operands. Use Pmode scratch register.
19385 Set volatile flag on operand 0.
19386 (*mb_internal): New insn pattern.
19388 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
19390 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19392 PR middle-end/38586
19393 * function.c (struct temp_slot): Move to the section of the file
19394 that deals with temp slots. Remove field 'address'.
19395 (temp_slot_address_table): New hash table of address -> temp slot.
19396 (struct temp_slot_address_entry): New struct, items for the table.
19397 (temp_slot_address_compute_hash, temp_slot_address_hash,
19398 temp_slot_address_eq, insert_temp_slot_address): Support functions
19400 (find_temp_slot_from_address): Rewrite to use the new hash table.
19401 (remove_unused_temp_slot_addresses): Remove addresses of temp
19402 slots that have been made available.
19403 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
19404 worker function for remove_unused_temp_slot_addresses.
19405 (assign_stack_temp_for_type): Don't clear the temp slot address list.
19406 Add the temp slot address to the address -> temp slot map.
19407 (update_temp_slot_address): Update via insert_temp_slot_address.
19408 (free_temp_slots): Call remove_unused_temp_slot_addresses.
19409 (pop_temp_slots): Likewise.
19410 (init_temp_slots): Allocate the address -> temp slot map, or empty
19411 the map if it is already allocated.
19412 (prepare_function_start): Initialize temp slot processing.
19414 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19416 PR middle-end/38584
19417 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
19418 Calculate the size of all stack vars assuming no packing of stack
19419 vars will happen, replacing a quadratic algorithm with a linear one.
19421 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19424 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
19427 2009-01-03 Diego Novillo <dnovillo@google.com>
19429 * doc/contrib.texi: Update contributions.
19431 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19434 * builtins.c (fold_builtin_memory_op): Give up if either operand
19435 is volatile. Set srctype or desttype to non-qualified version
19439 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19440 and FUNCTION_DECLs.
19442 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19444 PR rtl-optimization/35805
19445 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19446 problem if fast dce is able to remove any instructions.
19447 * dce.c (dce_process_block): Fix dump message.
19449 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19452 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19454 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19456 PR middle-end/38690
19457 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19458 * tree-pretty-print.c (op_code_prio): New function.
19459 (op_prio): No longer static. Use op_code_prio.
19460 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19461 Use op_prio and op_code_prio to determine if () should be
19462 printed around operand(s) or not.
19464 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19465 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19466 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19467 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19468 pp_character instead of pp_string for single letter printing.
19470 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19472 * doc/extend.texi: Fix '#pragma GCC option' typo.
19474 2009-01-02 Richard Guenther <rguenther@suse.de>
19476 * doc/install.texi (--enable-checking): Mention different
19477 default for stage1.
19478 (--enable-stage1-checking): Document.
19480 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19482 PR middle-end/30142
19483 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19484 case to be an error.
19486 2009-01-02 Ben Elliston <bje@au.ibm.com>
19488 * config/fp-bit.h (pack_d): Constify argument.
19489 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19490 (isnan): Constify argument.
19492 (iszero): Likewise.
19493 (pack_d): Likewise.
19494 (_fpadd_parts): Constify return type.
19495 (_fpmul_parts): Likewise.
19496 (_fpdiv_parts): Likewise.
19498 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19501 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19502 warn about overwriting initializer with side-effects or
19503 -Woverride-init if !IMPLICIT.
19504 (output_init_element): Likewise. Pass IMPLICIT down to
19506 (process_init_element): Add IMPLICIT argument. Pass it down
19507 to output_init_element.
19508 (push_init_element, pop_init_level, set_designator): Adjust
19509 process_init_element callers.
19510 (set_nonincremental_init, set_nonincremental_init_from_string):
19511 Adjust add_pending_init callers.
19512 (output_pending_init_elements): Adjust output_init_element callers.
19513 * c-tree.h (process_init_element): Adjust prototype.
19514 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19515 process_init_element callers.
19518 Copyright (C) 2009 Free Software Foundation, Inc.
19520 Copying and distribution of this file, with or without modification,
19521 are permitted in any medium without royalty provided the copyright
19522 notice and this notice are preserved.